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Tue, 27 Jun 2017 13:31:15 +0530 From: Vineet Gupta To: "libc-alpha @ sourceware . org" Subject: [RFC 4/6] ARC: Initial port to glibc Date: Tue, 27 Jun 2017 11:00:52 +0300 Message-ID: <1498550454-3560-5-git-send-email-vgupta@synopsys.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1498550454-3560-1-git-send-email-vgupta@synopsys.com> References: <1498550454-3560-1-git-send-email-vgupta@synopsys.com> MIME-Version: 1.0 X-Originating-IP: [10.121.3.13] X-Spam-Note: CRM114 run bypassed due to message size (202848 bytes) X-Spam-Score: -1.9 (-) X-Spam-Report: SpamAssassin version 3.4.1 on casper.infradead.org summary: Content analysis details: (-1.9 points, 5.0 required) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at http://www.dnswl.org/, no trust [198.182.60.111 listed in list.dnswl.org] 0.0 URIBL_RED Contains an URL listed in the URIBL redlist [URIs: codesourcery.com] -0.0 RP_MATCHES_RCVD Envelope sender domain matches handover relay domain -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] X-BeenThere: linux-snps-arc@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: Linux on Synopsys ARC Processors List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Cupertino.Miranda@synopsys.com, Vineet Gupta , linux-snps-arc@lists.infradead.org Sender: "linux-snps-arc" Errors-To: linux-snps-arc-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org The starting point for the code was Nios2 port, thanks to them. Big shout out to Cupertino who spent many weeks / nights debugging the initial bringup of init, sh, running into pesky issues in ARC port of dynamic loader, syscall wrappers, binutils, gcc... Signed-off-by: Cupertino Miranda Signed-off-by: Vineet Gupta --- .gitignore | 1 + elf/elf.h | 1 + sysdeps/arc/Implies | 3 + sysdeps/arc/Makefile | 26 + sysdeps/arc/Subdirs | 1 + sysdeps/arc/Versions | 13 + sysdeps/arc/__longjmp.S | 50 + sysdeps/arc/abort-instr.h | 2 + sysdeps/arc/atomic-machine.h | 85 + sysdeps/arc/backtrace.c | 1 + sysdeps/arc/bits/endian.h | 12 + sysdeps/arc/bits/fenv.h | 52 + sysdeps/arc/bits/link.h | 52 + sysdeps/arc/bits/setjmp.h | 33 + sysdeps/arc/bsd-_setjmp.S | 1 + sysdeps/arc/bsd-setjmp.S | 1 + sysdeps/arc/configure | 17 + sysdeps/arc/configure.ac | 13 + sysdeps/arc/crti.S | 77 + sysdeps/arc/crtn.S | 56 + sysdeps/arc/dl-machine.h | 332 +++ sysdeps/arc/dl-runtime.c | 21 + sysdeps/arc/dl-sysdep.h | 25 + sysdeps/arc/dl-tls.h | 30 + sysdeps/arc/dl-trampoline.S | 72 + sysdeps/arc/gccframe.h | 21 + sysdeps/arc/gmp-mparam.h | 23 + sysdeps/arc/jmpbuf-offsets.h | 46 + sysdeps/arc/jmpbuf-unwind.h | 47 + sysdeps/arc/ldsodefs.h | 43 + sysdeps/arc/libc-tls.c | 27 + sysdeps/arc/libm-test-ulps | 394 ++++ sysdeps/arc/libm-test-ulps-name | 1 + sysdeps/arc/machine-gmon.h | 30 + sysdeps/arc/math-tests.h | 28 + sysdeps/arc/math_private.h | 33 + sysdeps/arc/memusage.h | 23 + sysdeps/arc/nptl/Makefile | 22 + sysdeps/arc/nptl/bits/pthreadtypes-arch.h | 70 + sysdeps/arc/nptl/bits/semaphore.h | 32 + sysdeps/arc/nptl/pthread_spin_lock.c | 24 + sysdeps/arc/nptl/pthreaddef.h | 32 + sysdeps/arc/nptl/tcb-offsets.sym | 11 + sysdeps/arc/nptl/tls.h | 151 ++ sysdeps/arc/preconfigure | 6 + sysdeps/arc/s_fma.c | 1 + sysdeps/arc/s_fmaf.c | 1 + sysdeps/arc/setjmp.S | 64 + sysdeps/arc/sfp-machine.h | 51 + sysdeps/arc/sotruss-lib.c | 51 + sysdeps/arc/stackinfo.h | 33 + sysdeps/arc/start.S | 81 + sysdeps/arc/sysdep.h | 49 + sysdeps/arc/tls-macros.h | 29 + sysdeps/arc/tst-audit.h | 23 + sysdeps/unix/sysv/linux/arc/Implies | 3 + sysdeps/unix/sysv/linux/arc/Makefile | 9 + sysdeps/unix/sysv/linux/arc/Versions | 6 + sysdeps/unix/sysv/linux/arc/arch-fork.h | 35 + sysdeps/unix/sysv/linux/arc/bits/mman.h | 42 + sysdeps/unix/sysv/linux/arc/bits/sigaction.h | 78 + sysdeps/unix/sysv/linux/arc/c++-types.data | 67 + sysdeps/unix/sysv/linux/arc/cacheflush.c | 29 + sysdeps/unix/sysv/linux/arc/clone.S | 97 + sysdeps/unix/sysv/linux/arc/configure | 4 + sysdeps/unix/sysv/linux/arc/configure.ac | 4 + sysdeps/unix/sysv/linux/arc/kernel-features.h | 31 + sysdeps/unix/sysv/linux/arc/ld.abilist | 12 + sysdeps/unix/sysv/linux/arc/ldconfig.h | 24 + .../unix/sysv/linux/arc/libBrokenLocale.abilist | 3 + sysdeps/unix/sysv/linux/arc/libanl.abilist | 6 + sysdeps/unix/sysv/linux/arc/libc.abilist | 2123 ++++++++++++++++++++ sysdeps/unix/sysv/linux/arc/libcrypt.abilist | 9 + sysdeps/unix/sysv/linux/arc/libdl.abilist | 11 + sysdeps/unix/sysv/linux/arc/libm.abilist | 370 ++++ sysdeps/unix/sysv/linux/arc/libnsl.abilist | 123 ++ sysdeps/unix/sysv/linux/arc/libpthread.abilist | 224 +++ sysdeps/unix/sysv/linux/arc/libresolv.abilist | 93 + sysdeps/unix/sysv/linux/arc/librt.abilist | 37 + sysdeps/unix/sysv/linux/arc/libthread_db.abilist | 42 + sysdeps/unix/sysv/linux/arc/libutil.abilist | 8 + sysdeps/unix/sysv/linux/arc/localplt.data | 35 + sysdeps/unix/sysv/linux/arc/mmap_internal.h | 26 + sysdeps/unix/sysv/linux/arc/profil-counter.h | 2 + sysdeps/unix/sysv/linux/arc/pt-vfork.S | 1 + sysdeps/unix/sysv/linux/arc/shlib-versions | 2 + sysdeps/unix/sysv/linux/arc/sigaction.c | 64 + sysdeps/unix/sysv/linux/arc/sigcontextinfo.h | 28 + sysdeps/unix/sysv/linux/arc/sys/cachectl.h | 36 + sysdeps/unix/sysv/linux/arc/sys/procfs.h | 123 ++ sysdeps/unix/sysv/linux/arc/sys/ucontext.h | 40 + sysdeps/unix/sysv/linux/arc/sys/user.h | 32 + sysdeps/unix/sysv/linux/arc/syscall.S | 33 + sysdeps/unix/sysv/linux/arc/sysdep-cancel.h | 140 ++ sysdeps/unix/sysv/linux/arc/sysdep.c | 22 + sysdeps/unix/sysv/linux/arc/sysdep.h | 253 +++ sysdeps/unix/sysv/linux/arc/ucontext_i.sym | 17 + sysdeps/unix/sysv/linux/arc/vfork.S | 42 + 98 files changed, 6810 insertions(+) create mode 100644 sysdeps/arc/Implies create mode 100644 sysdeps/arc/Makefile create mode 100644 sysdeps/arc/Subdirs create mode 100644 sysdeps/arc/Versions create mode 100644 sysdeps/arc/__longjmp.S create mode 100644 sysdeps/arc/abort-instr.h create mode 100644 sysdeps/arc/atomic-machine.h create mode 100644 sysdeps/arc/backtrace.c create mode 100644 sysdeps/arc/bits/endian.h create mode 100644 sysdeps/arc/bits/fenv.h create mode 100644 sysdeps/arc/bits/link.h create mode 100644 sysdeps/arc/bits/setjmp.h create mode 100644 sysdeps/arc/bsd-_setjmp.S create mode 100644 sysdeps/arc/bsd-setjmp.S create mode 100644 sysdeps/arc/configure create mode 100644 sysdeps/arc/configure.ac create mode 100644 sysdeps/arc/crti.S create mode 100644 sysdeps/arc/crtn.S create mode 100644 sysdeps/arc/dl-machine.h create mode 100644 sysdeps/arc/dl-runtime.c create mode 100644 sysdeps/arc/dl-sysdep.h create mode 100644 sysdeps/arc/dl-tls.h create mode 100644 sysdeps/arc/dl-trampoline.S create mode 100644 sysdeps/arc/gccframe.h create mode 100644 sysdeps/arc/gmp-mparam.h create mode 100644 sysdeps/arc/jmpbuf-offsets.h create mode 100644 sysdeps/arc/jmpbuf-unwind.h create mode 100644 sysdeps/arc/ldsodefs.h create mode 100644 sysdeps/arc/libc-tls.c create mode 100644 sysdeps/arc/libm-test-ulps create mode 100644 sysdeps/arc/libm-test-ulps-name create mode 100644 sysdeps/arc/machine-gmon.h create mode 100644 sysdeps/arc/math-tests.h create mode 100644 sysdeps/arc/math_private.h create mode 100644 sysdeps/arc/memusage.h create mode 100644 sysdeps/arc/nptl/Makefile create mode 100644 sysdeps/arc/nptl/bits/pthreadtypes-arch.h create mode 100644 sysdeps/arc/nptl/bits/semaphore.h create mode 100644 sysdeps/arc/nptl/pthread_spin_lock.c create mode 100644 sysdeps/arc/nptl/pthreaddef.h create mode 100644 sysdeps/arc/nptl/tcb-offsets.sym create mode 100644 sysdeps/arc/nptl/tls.h create mode 100644 sysdeps/arc/preconfigure create mode 100644 sysdeps/arc/s_fma.c create mode 100644 sysdeps/arc/s_fmaf.c create mode 100644 sysdeps/arc/setjmp.S create mode 100644 sysdeps/arc/sfp-machine.h create mode 100644 sysdeps/arc/sotruss-lib.c create mode 100644 sysdeps/arc/stackinfo.h create mode 100644 sysdeps/arc/start.S create mode 100644 sysdeps/arc/sysdep.h create mode 100644 sysdeps/arc/tls-macros.h create mode 100644 sysdeps/arc/tst-audit.h create mode 100644 sysdeps/unix/sysv/linux/arc/Implies create mode 100644 sysdeps/unix/sysv/linux/arc/Makefile create mode 100644 sysdeps/unix/sysv/linux/arc/Versions create mode 100644 sysdeps/unix/sysv/linux/arc/arch-fork.h create mode 100644 sysdeps/unix/sysv/linux/arc/bits/mman.h create mode 100644 sysdeps/unix/sysv/linux/arc/bits/sigaction.h create mode 100644 sysdeps/unix/sysv/linux/arc/c++-types.data create mode 100644 sysdeps/unix/sysv/linux/arc/cacheflush.c create mode 100644 sysdeps/unix/sysv/linux/arc/clone.S create mode 100644 sysdeps/unix/sysv/linux/arc/configure create mode 100644 sysdeps/unix/sysv/linux/arc/configure.ac create mode 100644 sysdeps/unix/sysv/linux/arc/kernel-features.h create mode 100644 sysdeps/unix/sysv/linux/arc/ld.abilist create mode 100644 sysdeps/unix/sysv/linux/arc/ldconfig.h create mode 100644 sysdeps/unix/sysv/linux/arc/libBrokenLocale.abilist create mode 100644 sysdeps/unix/sysv/linux/arc/libanl.abilist create mode 100644 sysdeps/unix/sysv/linux/arc/libc.abilist create mode 100644 sysdeps/unix/sysv/linux/arc/libcrypt.abilist create mode 100644 sysdeps/unix/sysv/linux/arc/libdl.abilist create mode 100644 sysdeps/unix/sysv/linux/arc/libm.abilist create mode 100644 sysdeps/unix/sysv/linux/arc/libnsl.abilist create mode 100644 sysdeps/unix/sysv/linux/arc/libpthread.abilist create mode 100644 sysdeps/unix/sysv/linux/arc/libresolv.abilist create mode 100644 sysdeps/unix/sysv/linux/arc/librt.abilist create mode 100644 sysdeps/unix/sysv/linux/arc/libthread_db.abilist create mode 100644 sysdeps/unix/sysv/linux/arc/libutil.abilist create mode 100644 sysdeps/unix/sysv/linux/arc/localplt.data create mode 100644 sysdeps/unix/sysv/linux/arc/mmap_internal.h create mode 100644 sysdeps/unix/sysv/linux/arc/profil-counter.h create mode 100644 sysdeps/unix/sysv/linux/arc/pt-vfork.S create mode 100644 sysdeps/unix/sysv/linux/arc/shlib-versions create mode 100644 sysdeps/unix/sysv/linux/arc/sigaction.c create mode 100644 sysdeps/unix/sysv/linux/arc/sigcontextinfo.h create mode 100644 sysdeps/unix/sysv/linux/arc/sys/cachectl.h create mode 100644 sysdeps/unix/sysv/linux/arc/sys/procfs.h create mode 100644 sysdeps/unix/sysv/linux/arc/sys/ucontext.h create mode 100644 sysdeps/unix/sysv/linux/arc/sys/user.h create mode 100644 sysdeps/unix/sysv/linux/arc/syscall.S create mode 100644 sysdeps/unix/sysv/linux/arc/sysdep-cancel.h create mode 100644 sysdeps/unix/sysv/linux/arc/sysdep.c create mode 100644 sysdeps/unix/sysv/linux/arc/sysdep.h create mode 100644 sysdeps/unix/sysv/linux/arc/ucontext_i.sym create mode 100644 sysdeps/unix/sysv/linux/arc/vfork.S diff --git a/.gitignore b/.gitignore index 07d4a129e5dc..969dabc873d6 100644 --- a/.gitignore +++ b/.gitignore @@ -6,6 +6,7 @@ *.bz2 *.rej *.orig +*.sw* =* TAGS TODO diff --git a/elf/elf.h b/elf/elf.h index 8b58818228ba..dff23c2d2a19 100644 --- a/elf/elf.h +++ b/elf/elf.h @@ -366,6 +366,7 @@ typedef struct /* Old spellings/synonyms. */ #define EM_ARC_A5 EM_ARC_COMPACT +#define EM_ARCV2 EM_ARC_COMPACT2 /* If it is necessary to assign new unofficial EM_* values, please pick large random numbers (0x8523, 0xa7f2, etc.) to minimize the diff --git a/sysdeps/arc/Implies b/sysdeps/arc/Implies new file mode 100644 index 000000000000..387a0ca05204 --- /dev/null +++ b/sysdeps/arc/Implies @@ -0,0 +1,3 @@ +wordsize-32 +ieee754/dbl-64 +ieee754/flt-32 diff --git a/sysdeps/arc/Makefile b/sysdeps/arc/Makefile new file mode 100644 index 000000000000..b43ae0d0dedf --- /dev/null +++ b/sysdeps/arc/Makefile @@ -0,0 +1,26 @@ +# Copyright (C) 1993-2015 Free Software Foundation, Inc. +# This file is part of the GNU C Library. + +# The GNU C Library is free software; you can redistribute it and/or +# modify it under the terms of the GNU Lesser General Public +# License as published by the Free Software Foundation; either +# version 2.1 of the License, or (at your option) any later version. + +# The GNU C Library is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +# Lesser General Public License for more details. + +# You should have received a copy of the GNU Lesser General Public +# License along with the GNU C Library. If not, see +# . + +pic-ccflag = -fpic + +# We don't support long doubles as a distinct type. We don't need to set +# this variable; it's here mostly for documentational purposes. +long-double-fcts = no + +ifeq ($(subdir),debug) +CFLAGS-backtrace.c += -funwind-tables +endif diff --git a/sysdeps/arc/Subdirs b/sysdeps/arc/Subdirs new file mode 100644 index 000000000000..87eadf302430 --- /dev/null +++ b/sysdeps/arc/Subdirs @@ -0,0 +1 @@ +soft-fp diff --git a/sysdeps/arc/Versions b/sysdeps/arc/Versions new file mode 100644 index 000000000000..54ac5e7d1b5f --- /dev/null +++ b/sysdeps/arc/Versions @@ -0,0 +1,13 @@ +libc { + GLIBC_2.24 { + __adddf3; __addsf3; __divdf3; __divsf3; __eqdf2; __eqsf2; __extendsfdf2; + __fixdfdi; __fixdfsi; __fixsfdi; __fixsfsi; + __fixunsdfdi; __fixunsdfsi; __fixunssfdi; __fixunssfsi; + __floatdidf; __floatdisf; __floatsidf; __floatsisf; + __floatundidf; __floatundisf; __floatunsidf; __floatunsisf; + __gedf2; __gesf2; __gtdf2; __gtsf2; __ledf2; __lesf2; __ltdf2; __ltsf2; + __muldf3; __mulsf3; __nedf2; __nesf2; __negdf2; __negsf2; + __subdf3; __subsf3; __truncdfsf2; __unorddf2; __unordsf2; + __syscall_error; + } +} diff --git a/sysdeps/arc/__longjmp.S b/sysdeps/arc/__longjmp.S new file mode 100644 index 000000000000..6abb4412f104 --- /dev/null +++ b/sysdeps/arc/__longjmp.S @@ -0,0 +1,50 @@ +/* longjmp for ARC. + Copyright (C) 2015 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public License as + published by the Free Software Foundation; either version 2.1 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + . */ + +#include +#include + +;@ r0 = jump buffer from which regs will be restored +;@ r1 = value that setjmp( ) will return due to this longjmp + +ENTRY(__longjmp) + + ld_s r13, [r0] + ld_s r14, [r0,4] + ld r15, [r0,8] + ld r16, [r0,12] + ld r17, [r0,16] + ld r18, [r0,20] + ld r19, [r0,24] + ld r20, [r0,28] + ld r21, [r0,32] + ld r22, [r0,36] + ld r23, [r0,40] + ld r24, [r0,44] + ld r25, [r0,48] + + ld blink, [r0,60] ; load it early enough to not stall the pipeline + ld fp, [r0,52] + ld sp, [r0,56] + + mov.f r0, r1 ; get the setjmp return value(due to longjmp) in place + + j.d [blink] ; to caller of setjmp location, right after the call + mov.z r0, 1 ; can't let setjmp return 0 when it is due to longjmp + +END(__longjmp) diff --git a/sysdeps/arc/abort-instr.h b/sysdeps/arc/abort-instr.h new file mode 100644 index 000000000000..474098e9a819 --- /dev/null +++ b/sysdeps/arc/abort-instr.h @@ -0,0 +1,2 @@ +/* FLAG 1 is privilege mode only instruction, hence will crash any program */ +#define ABORT_INSTRUCTION asm ("flag 1") diff --git a/sysdeps/arc/atomic-machine.h b/sysdeps/arc/atomic-machine.h new file mode 100644 index 000000000000..330ff2524f92 --- /dev/null +++ b/sysdeps/arc/atomic-machine.h @@ -0,0 +1,85 @@ +/* Low-level functions for atomic operations. ARC version. + Copyright (C) 2012-2015 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + . */ + +#ifndef _ARC_BITS_ATOMIC_H +#define _ARC_BITS_ATOMIC_H 1 + +#include + +typedef int32_t atomic32_t; +typedef uint32_t uatomic32_t; +typedef int_fast32_t atomic_fast32_t; +typedef uint_fast32_t uatomic_fast32_t; + +typedef intptr_t atomicptr_t; +typedef uintptr_t uatomicptr_t; +typedef intmax_t atomic_max_t; +typedef uintmax_t uatomic_max_t; + +#define __HAVE_64B_ATOMICS 0 +#define USE_ATOMIC_COMPILER_BUILTINS 0 +#define ATOMIC_EXCHANGE_USES_CAS 1 + +#define __arch_compare_and_exchange_val_8_acq(mem, newval, oldval) \ + (abort (), (__typeof (*mem)) 0) +#define __arch_compare_and_exchange_val_16_acq(mem, newval, oldval) \ + (abort (), (__typeof (*mem)) 0) +#define __arch_compare_and_exchange_val_64_acq(mem, newval, oldval) \ + (abort (), (__typeof (*mem)) 0) + +#define __arch_compare_and_exchange_bool_8_acq(mem, newval, oldval) \ + (abort (), 0) +#define __arch_compare_and_exchange_bool_16_acq(mem, newval, oldval) \ + (abort (), 0) +#define __arch_compare_and_exchange_bool_64_acq(mem, newval, oldval) \ + (abort (), 0) + +#define __arch_compare_and_exchange_val_32_acq(mem, newval, oldval) \ + ({ \ + __typeof(*(mem)) prev; \ + \ + __asm__ __volatile__( \ + "1: llock %0, [%1] \n" \ + " brne %0, %2, 2f \n" \ + " scond %3, [%1] \n" \ + " bnz 1b \n" \ + "2: \n" \ + : "=&r"(prev) \ + : "r"(mem), "ir"(oldval), \ + "r"(newval) /* can't be "ir". scond can't take limm for "b" */\ + : "cc", "memory"); \ + \ + prev; \ + }) + +# define atomic_exchange_acq(mem, newvalue) \ + ({ \ + __typeof(*(mem)) __val = (newvalue); \ + \ + __asm__ __volatile__( \ + "1: ex %0, [%1] \n" \ + : "+r"(__val) \ + : "r"(mem) \ + : "memory"); \ + \ + __val; \ + }) + +#define atomic_full_barrier() ({ asm volatile ("dmb 3":::"memory"); }) + +#endif /* _ARC_BITS_ATOMIC_H */ diff --git a/sysdeps/arc/backtrace.c b/sysdeps/arc/backtrace.c new file mode 100644 index 000000000000..27ce597b3950 --- /dev/null +++ b/sysdeps/arc/backtrace.c @@ -0,0 +1 @@ +#include diff --git a/sysdeps/arc/bits/endian.h b/sysdeps/arc/bits/endian.h new file mode 100644 index 000000000000..88fbcf39a58a --- /dev/null +++ b/sysdeps/arc/bits/endian.h @@ -0,0 +1,12 @@ +/* The ARC architecture has selectable endianness. */ + +#ifndef _ENDIAN_H +# error "Never use directly; include instead." +#endif + +#ifdef __BIG_ENDIAN__ +# define __BYTE_ORDER __BIG_ENDIAN +#endif +#ifdef __LITTLE_ENDIAN__ +# define __BYTE_ORDER __LITTLE_ENDIAN +#endif diff --git a/sysdeps/arc/bits/fenv.h b/sysdeps/arc/bits/fenv.h new file mode 100644 index 000000000000..49f90ade25ad --- /dev/null +++ b/sysdeps/arc/bits/fenv.h @@ -0,0 +1,52 @@ +/* Copyright (C) 2012-2015 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + . */ + +#ifndef _FENV_H +# error "Never use directly; include instead." +#endif + +/* ARC hardware FPU does not support exceptions, + nor does the software floating-point support. */ +#define FE_ALL_EXCEPT 0 + +/* ARC supports only round-to-nearest. The software + floating-point support also acts this way. */ +enum + { + __FE_UNDEFINED = 0, + + FE_TONEAREST = +#define FE_TONEAREST 1 + FE_TONEAREST, + }; + +/* Type representing exception flags. */ +typedef unsigned int fexcept_t; + +/* Type representing floating-point environment. */ +typedef unsigned int fenv_t; + +/* If the default argument is used we use this value. */ +#define FE_DFL_ENV ((const fenv_t *) -1) + +#if __GLIBC_USE (IEC_60559_BFP_EXT) +/* Type representing floating-point control modes. */ +typedef unsigned int femode_t; + +/* Default floating-point control modes. */ +# define FE_DFL_MODE ((const femode_t *) -1L) +#endif diff --git a/sysdeps/arc/bits/link.h b/sysdeps/arc/bits/link.h new file mode 100644 index 000000000000..d8263f084974 --- /dev/null +++ b/sysdeps/arc/bits/link.h @@ -0,0 +1,52 @@ +/* Machine-specific declarations for dynamic linker interface, ARC version. + Copyright (C) 2009-2015 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + . */ + +#ifndef _LINK_H +# error "Never include directly; use instead." +#endif + +/* Registers for entry into PLT on ARC. */ +typedef struct La_arc_regs +{ + uint32_t lr_reg[8]; /* r0 through r7 (upto 8 args) */ +} La_arc_regs; + +/* Return values for calls from PLT on ARC. */ +typedef struct La_arc_retval +{ + /* For ARCv2, a 64-bit integer return value can use 2 regs */ + uint32_t lrv_reg[2]; +} La_arc_retval; + +__BEGIN_DECLS + +extern Elf32_Addr la_arc_gnu_pltenter (Elf32_Sym *__sym, unsigned int __ndx, + uintptr_t *__refcook, + uintptr_t *__defcook, + La_arc_regs *__regs, + unsigned int *__flags, + const char *__symname, + long int *__framesizep); +extern unsigned int la_arc_gnu_pltexit (Elf32_Sym *__sym, unsigned int __ndx, + uintptr_t *__refcook, + uintptr_t *__defcook, + const La_arc_regs *__inregs, + La_arc_retval *__outregs, + const char *symname); + +__END_DECLS diff --git a/sysdeps/arc/bits/setjmp.h b/sysdeps/arc/bits/setjmp.h new file mode 100644 index 000000000000..6fe5cbf1f86d --- /dev/null +++ b/sysdeps/arc/bits/setjmp.h @@ -0,0 +1,33 @@ +/* Define the machine-dependent type `jmp_buf'. ARC version. + Copyright (C) 1992-2015 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + . */ + +#ifndef _BITS_SETJMP_H +#define _BITS_SETJMP_H 1 + +#if !defined(_SETJMP_H) && !defined(_PTHREAD_H) +# error "Never include directly; use instead." +#endif + +#ifndef __ASSEMBLER__ + +/* Saves r13-r25 (callee-saved), fp (frame pointer), sp (stack pointer), + * blink (branch-n-link) */ +typedef int __jmp_buf[32]; +#endif + +#endif diff --git a/sysdeps/arc/bsd-_setjmp.S b/sysdeps/arc/bsd-_setjmp.S new file mode 100644 index 000000000000..4e6a2da560c4 --- /dev/null +++ b/sysdeps/arc/bsd-_setjmp.S @@ -0,0 +1 @@ +/* _setjmp is in setjmp.S */ diff --git a/sysdeps/arc/bsd-setjmp.S b/sysdeps/arc/bsd-setjmp.S new file mode 100644 index 000000000000..1da848d2f1ee --- /dev/null +++ b/sysdeps/arc/bsd-setjmp.S @@ -0,0 +1 @@ +/* setjmp is in setjmp.S */ diff --git a/sysdeps/arc/configure b/sysdeps/arc/configure new file mode 100644 index 000000000000..2033957d0d9f --- /dev/null +++ b/sysdeps/arc/configure @@ -0,0 +1,17 @@ +# This file is generated from configure.ac by Autoconf. DO NOT EDIT! + # Local configure fragment for sysdeps/arc. + +$as_echo "#define PI_STATIC_AND_HIDDEN 1" >>confdefs.h + +libc_cv_have_sdata_section=no + +# For ARC, historically ; was used for comments and not newline +# Later # also got added to comment list, but ; couldn't be switched to +# canonical newline as there's lots of code out there which will break +libc_cv_asm_line_sep='`' +cat >>confdefs.h <<_ACEOF +#define ASM_LINE_SEP $libc_cv_asm_line_sep +_ACEOF + + +libc_cv_fpie=no diff --git a/sysdeps/arc/configure.ac b/sysdeps/arc/configure.ac new file mode 100644 index 000000000000..91e58efb35c8 --- /dev/null +++ b/sysdeps/arc/configure.ac @@ -0,0 +1,13 @@ +GLIBC_PROVIDES dnl See aclocal.m4 in the top level source directory. +# Local configure fragment for sysdeps/arc. + +AC_DEFINE(PI_STATIC_AND_HIDDEN) +libc_cv_have_sdata_section=no + +# For ARC, historically ; was used for comments and not newline +# Later # also got added to comment list, but ; couldn't be switched to +# canonical newline as there's lots of code out there which will break +libc_cv_asm_line_sep='`' +AC_DEFINE_UNQUOTED(ASM_LINE_SEP, $libc_cv_asm_line_sep) + +libc_cv_fpie=no diff --git a/sysdeps/arc/crti.S b/sysdeps/arc/crti.S new file mode 100644 index 000000000000..d9f3fb65460a --- /dev/null +++ b/sysdeps/arc/crti.S @@ -0,0 +1,77 @@ +/* Special .init and .fini section support for ARC. + Copyright (C) 2012-2015 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + In addition to the permissions in the GNU Lesser General Public + License, the Free Software Foundation gives you unlimited + permission to link the compiled version of this file with other + programs, and to distribute those programs without any restriction + coming from the use of this file. (The GNU Lesser General Public + License restrictions do apply in other respects; for example, they + cover modification of the file, and distribution when not linked + into another program.) + + Note that people who make modified versions of this file are not + obligated to grant this special exception for their modified + versions; it is their choice whether to do so. The GNU Lesser + General Public License gives permission to release a modified + version without this exception; this exception also makes it + possible to release a modified version which carries forward this + exception. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + . */ + +#include +#include + +#ifndef PREINIT_FUNCTION +# define PREINIT_FUNCTION __gmon_start__ +#endif + +#ifndef PREINIT_FUNCTION_WEAK +# define PREINIT_FUNCTION_WEAK 1 +#endif + +#if PREINIT_FUNCTION_WEAK + weak_extern (PREINIT_FUNCTION) +#else + .hidden PREINIT_FUNCTION +#endif + + .section .init + .align 4 + .global _init + .type _init,@function +_init: + st.a blink, [sp,-4] + st.a fp, [sp,-4] + mov fp, sp +#if PREINIT_FUNCTION_WEAK + ld r0, [pcl, @PREINIT_FUNCTION@gotpc] + tst r0, r0 + jlnz [r0] +#else + bl PREINIT_FUNCTION +#endif + + .section .fini + .align 4 + .global _fini + .type _fini,@function +_fini: + st.a blink,[sp,-4] + st.a fp,[sp,-4] + mov fp,sp + .align 4 diff --git a/sysdeps/arc/crtn.S b/sysdeps/arc/crtn.S new file mode 100644 index 000000000000..e3e86a89e1cf --- /dev/null +++ b/sysdeps/arc/crtn.S @@ -0,0 +1,56 @@ +/* Special .init and .fini section support for ARC. + Copyright (C) 2012-2015 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + In addition to the permissions in the GNU Lesser General Public + License, the Free Software Foundation gives you unlimited + permission to link the compiled version of this file with other + programs, and to distribute those programs without any restriction + coming from the use of this file. (The GNU Lesser General Public + License restrictions do apply in other respects; for example, they + cover modification of the file, and distribution when not linked + into another program.) + + Note that people who make modified versions of this file are not + obligated to grant this special exception for their modified + versions; it is their choice whether to do so. The GNU Lesser + General Public License gives permission to release a modified + version without this exception; this exception also makes it + possible to release a modified version which carries forward this + exception. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + . */ + + .section .init + .align 4 + .global _init + .type _init,@function + ; EPILOGUE + ld.ab fp,[sp,4] + ld blink,[sp,0] + j.d [blink] + add sp,sp,4 +; .size _init,.-_init + + .section .fini + .align 4 + .global _fini + .type _fini,@function + ; EPILOGUE + ld.ab fp,[sp,4] + ld blink,[sp,0] + j.d [blink] + add sp,sp,4 +; .size _fini,.-_fini diff --git a/sysdeps/arc/dl-machine.h b/sysdeps/arc/dl-machine.h new file mode 100644 index 000000000000..3f985702649d --- /dev/null +++ b/sysdeps/arc/dl-machine.h @@ -0,0 +1,332 @@ +/* Machine-dependent ELF dynamic relocation inline functions. ARC version. + Copyright (C) 1995-2015 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + . */ + +#ifndef dl_machine_h +#define dl_machine_h + +#define ELF_MACHINE_NAME "arc" + +#include +#include +#include + +/* + * Dynamic Linking ABI for ARCv2 ISA + * + * PLT + * -------------------------------- <---- DT_PLTGOT + * | ld r11, [pcl, off-to-GOT[1] | 0 + * | | 4 + * plt0 | ld r10, [pcl, off-to-GOT[2] | 8 + * | | 12 + * | j [r10] | 16 + * -------------------------------- + * | Base address of GOT | 20 + * -------------------------------- + * | ld r12, [pcl, off-to-GOT[3] | 24 + * plt1 | | + * | j.d [r12] | 32 + * | mov r12, pcl | 36 + * -------------------------------- + * | | 40 + * ~ ~ + * ~ ~ + * | | + * -------------------------------- + * + * .got + * -------------- + * | [0] | + * | ... | Runtime address for data symbols + * | [n] | + * -------------- + * + * .got.plt + * -------------- + * | [0] | Build address of .dynamic + * -------------- + * | [1] | Module info - setup by ld.so + * -------------- + * | [2] | resolver entry point + * -------------- + * | [3] | + * | ... | Runtime address for function symbols + * | [f] | + * -------------- + * + * For ARCompact, the PLT is 12 bytes due to short instructions + * + * -------------------------------- + * | ld r12, [pcl, off-to-GOT[3] | 24 (12 bytes each) + * plt1 | | + * | j_s.d [r12] | 32 + * | mov_s r12, pcl | 34 + * -------------------------------- + * | | 36 + * + */ + +/* Return nonzero iff ELF header is compatible with the running host. */ +static inline int +elf_machine_matches_host (const Elf32_Ehdr *ehdr) +{ + return ehdr->e_machine == EM_ARCV2; +} + +/* + * Get build time address of .dynamic as setup in GOT[0] + * This is called very early in _dl_start() so it has not been relocated to + * runtime value + */ +static inline Elf32_Addr +elf_machine_dynamic (void) +{ + extern const Elf32_Addr _GLOBAL_OFFSET_TABLE_[] attribute_hidden; + return _GLOBAL_OFFSET_TABLE_[0]; +} + + +/* Return the run-time load address of the shared object. */ +static inline Elf32_Addr +elf_machine_load_address (void) +{ + Elf32_Addr build_addr, run_addr; + + /* For build address, below generates + * ld r0, [pcl, _GLOBAL_OFFSET_TABLE_@pcl] + */ + build_addr = elf_machine_dynamic(); + __asm__ ("add %0, pcl, _DYNAMIC@pcl \n" : "=r" (run_addr)); + + return run_addr - build_addr; +} + +/* Set up the loaded object described by L so its unrelocated PLT + entries will jump to the on-demand fixup code in dl-runtime.c. */ + +static inline int __attribute__ ((always_inline)) +elf_machine_runtime_setup (struct link_map *l, int lazy, int profile) +{ + extern void _dl_runtime_resolve (Elf32_Word); + + if (l->l_info[DT_JMPREL] && lazy) + { + /* On ARC DT_PLTGOT point to .plt whose 5th word (after the PLT header) + * contains the address of .got */ + Elf32_Addr *plt_base = (Elf32_Addr *) D_PTR (l, l_info[DT_PLTGOT]); + Elf32_Addr *got = (Elf32_Addr *) (plt_base[5] + l->l_addr); + + got[1] = (Elf32_Addr) l; /* Identify this shared object. */ + + /* This function will get called to fix up the GOT entry indicated by + the offset on the stack, and then jump to the resolved address. */ + got[2] = (Elf32_Addr) &_dl_runtime_resolve; + } + + return lazy; +} + +/* What this code does: + -ldso starts execution here when kernel returns from execve() + -calls into generic ldso entry point _dl_start( ) + -optionally adjusts argc for executable if exec passed as cmd + -calls into app main with address of finaliser */ + +#define RTLD_START asm ("\ +.text \n\ +.globl _start \n\ +.type _start, @function \n\ +_start: \n\ + ; (1). bootstrap ld.so \n\ + bl.d _dl_start \n\ + mov_s r0, sp ; pass ptr to aux vector tbl \n\ + mov r13, r0 ; safekeep app elf entry point \n\ + \n\ + ; (2). If ldso ran with executable as arg \n\ + ; skip the extra args calc by dl_start() \n\ + ld_s r1, [sp] ; orig argc \n\ + ld r12, [pcl, _dl_skip_args@pcl] \n\ + breq r12, 0, 1f \n\ + \n\ + add2 sp, sp, r12 ; discard argv entries from stack\n\ + sub_s r1, r1, r12 ; adjusted argc, on stack \n\ + st_s r1, [sp] \n\ + add r2, sp, 4 \n\ + ld r3, [pcl, _dl_argv@gotpc] ; ST doesn't support this addressing mode \n\ + st r2, [r3] \n\ +1: \n\ + ; (3). call preinit stuff \n\ + ld r0, [pcl, _rtld_local@pcl] \n\ + add r2, sp, 4 ; argv \n\ + add2 r3, r2, r1 \n\ + add r3, r3, 4 ; env \n\ + bl _dl_init@plt \n\ + \n\ + ; (4) call app elf entry point \n\ + add r0, pcl, _dl_fini@pcl \n\ + j [r13] \n\ + \n\ + .size _start,.-_start \n\ + .previous \n\ +"); + +/* ELF_RTYPE_CLASS_PLT iff TYPE describes relocation of a PLT entry, so + PLT entries should not be allowed to define the value. + ELF_RTYPE_CLASS_NOCOPY iff TYPE should not be allowed to resolve to one + of the main executable's symbols, as for a COPY reloc. */ +#define elf_machine_type_class(type) \ + ((((type) == R_ARC_JUMP_SLOT \ + || (type) == R_ARC_TLS_DTPMOD \ + || (type) == R_ARC_TLS_DTPOFF \ + || (type) == R_ARC_TLS_TPOFF) * ELF_RTYPE_CLASS_PLT) \ + | (((type) == R_ARC_COPY) * ELF_RTYPE_CLASS_COPY)) + +/* A reloc type used for ld.so cmdline arg lookups to reject PLT entries. */ +#define ELF_MACHINE_JMP_SLOT R_ARC_JUMP_SLOT + +/* ARC uses Elf32_Rela relocations. */ +#define ELF_MACHINE_NO_REL 1 +#define ELF_MACHINE_NO_RELA 0 + +/* Fixup a PLT entry to bounce directly to the function at VALUE. */ + +static inline Elf32_Addr +elf_machine_fixup_plt (struct link_map *map, lookup_t t, + const ElfW(Sym) *refsym, const ElfW(Sym) *sym, + const Elf32_Rela *reloc, + Elf32_Addr *reloc_addr, Elf32_Addr value) +{ + return *reloc_addr = value; +} + +/* Return the final value of a plt relocation. */ +static inline Elf32_Addr +elf_machine_plt_value (struct link_map *map, const Elf32_Rela *reloc, + Elf32_Addr value) +{ + return value; +} + +/* Names of the architecture-specific auditing callback functions. */ +#define ARCH_LA_PLTENTER arc_gnu_pltenter +#define ARCH_LA_PLTEXIT arc_gnu_pltexit + +#endif /* dl_machine_h */ + +#ifdef RESOLVE_MAP + +auto inline void __attribute__ ((always_inline)) +elf_machine_rela (struct link_map *map, const ElfW(Rela) *reloc, + const ElfW(Sym) *sym, const struct r_found_version *version, + void *const reloc_addr_arg, int skip_ifunc) +{ + Elf32_Addr *const reloc_addr = reloc_addr_arg; + const unsigned int r_type = ELF32_R_TYPE (reloc->r_info); + + if (__glibc_unlikely (r_type == R_ARC_RELATIVE)) + *reloc_addr += map->l_addr; + else if (__glibc_unlikely (r_type == R_ARC_NONE)) + return; + else + { + const Elf32_Sym *const refsym = sym; + struct link_map *sym_map = RESOLVE_MAP (&sym, version, r_type); + Elf32_Addr value = sym == NULL ? 0 : sym_map->l_addr + sym->st_value; + + switch (r_type) + { + case R_ARC_COPY: + if (sym == NULL) + /* This can happen in trace mode if an object could not be + found. */ + break; + if (sym->st_size > refsym->st_size + || (sym->st_size < refsym->st_size && GLRO(dl_verbose))) + { + const char *strtab; + + strtab = (const void *) D_PTR (map, l_info[DT_STRTAB]); + _dl_error_printf ("\ +%s: Symbol `%s' has different size in shared object, consider re-linking\n", + rtld_progname ?: "", + strtab + refsym->st_name); + } + memcpy (reloc_addr_arg, (void *) value, + MIN (sym->st_size, refsym->st_size)); + break; + case R_ARC_GLOB_DAT: + case R_ARC_JUMP_SLOT: + *reloc_addr = value; + break; + case R_ARC_TLS_DTPMOD: + /* Get the information from the link map returned by the + resolv function. */ + if (sym_map != NULL) + *reloc_addr = sym_map->l_tls_modid; + break; + + case R_ARC_TLS_DTPOFF: + if (sym != NULL) + { + *reloc_addr = sym->st_value; + } + break; + + case R_ARC_TLS_TPOFF: + if (sym != NULL) + { + CHECK_STATIC_TLS (map, sym_map); + *reloc_addr = sym_map->l_tls_offset + sym->st_value + reloc->r_addend; + } + break; + case R_ARC_32: + *reloc_addr += value + reloc->r_addend; + break; + + case R_ARC_PC32: + *reloc_addr += value + reloc->r_addend - (unsigned long) reloc_addr; + break; + + default: + _dl_reloc_bad_type (map, r_type, 0); + break; + } + } +} + +auto inline void __attribute__((always_inline)) +elf_machine_rela_relative (ElfW(Addr) l_addr, const ElfW(Rela) *reloc, + void *const reloc_addr_arg) +{ + Elf32_Addr *const reloc_addr = reloc_addr_arg; + *reloc_addr += l_addr; // + reloc->r_addend; +} + +auto inline void __attribute__((always_inline)) +elf_machine_lazy_rel (struct link_map *map, + ElfW(Addr) l_addr, const ElfW(Rela) *reloc, + int skip_ifunc) +{ + Elf32_Addr *const reloc_addr = (void *) (l_addr + reloc->r_offset); + if (ELF32_R_TYPE (reloc->r_info) == R_ARC_JUMP_SLOT) + *reloc_addr += l_addr; + else + _dl_reloc_bad_type (map, ELF32_R_TYPE (reloc->r_info), 1); +} + +#endif /* RESOLVE_MAP */ diff --git a/sysdeps/arc/dl-runtime.c b/sysdeps/arc/dl-runtime.c new file mode 100644 index 000000000000..76d39fab5ab8 --- /dev/null +++ b/sysdeps/arc/dl-runtime.c @@ -0,0 +1,21 @@ +/* PLT jump into resolver passes PC of PLTn, while _dl_fixup expects the + address of corresponding .rela.plt entry */ + +#ifdef __A7__ +#define ARC_PLT_SIZE 12 +#else +#define ARC_PLT_SIZE 16 +#endif + +#define reloc_index \ +({ \ + unsigned long plt0 = D_PTR (l, l_info[DT_PLTGOT]); \ + unsigned long pltn = reloc_arg; \ + /* exclude PL0 and PLT1 */ \ + unsigned long idx = (pltn - plt0)/ARC_PLT_SIZE - 2; \ + idx; \ +}) + +#define reloc_offset reloc_index * sizeof (PLTREL) + +#include diff --git a/sysdeps/arc/dl-sysdep.h b/sysdeps/arc/dl-sysdep.h new file mode 100644 index 000000000000..80a6f58a8eca --- /dev/null +++ b/sysdeps/arc/dl-sysdep.h @@ -0,0 +1,25 @@ +/* System-specific settings for dynamic linker code. ARC version. + Copyright (C) 2009-2015 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + . */ + +#include_next + +/* _dl_argv cannot be attribute_relro, because _dl_start_user + might write into it after _dl_start returns. */ +#define DL_ARGV_NOT_RELRO 1 + +#define DL_EXTERN_PROTECTED_DATA diff --git a/sysdeps/arc/dl-tls.h b/sysdeps/arc/dl-tls.h new file mode 100644 index 000000000000..8ad07bfc1318 --- /dev/null +++ b/sysdeps/arc/dl-tls.h @@ -0,0 +1,30 @@ +/* Thread-local storage handling in the ELF dynamic linker. ARC version. + Copyright (C) 2012-2015 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + . */ + + +/* Type used for the representation of TLS information in the GOT. */ +typedef struct +{ + unsigned long int ti_module; + unsigned long int ti_offset; +} tls_index; + +extern void *__tls_get_addr (tls_index *ti); + +/* Value used for dtv entries for which the allocation is delayed. */ +#define TLS_DTV_UNALLOCATED ((void *) -1l) diff --git a/sysdeps/arc/dl-trampoline.S b/sysdeps/arc/dl-trampoline.S new file mode 100644 index 000000000000..0e781af8380e --- /dev/null +++ b/sysdeps/arc/dl-trampoline.S @@ -0,0 +1,72 @@ +/* PLT trampolines. ARC version. + Copyright (C) 2005-2015 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + . */ + +#include +#include + +#include +#include + +; Save the registers which resolver could possibly clobber +; r0-r9: args to the function - symbol being resolved +; r10-r12 are already clobbered by PLTn, PLT0 thus neednot be saved + +.macro SAVE_CALLER_SAVED + push_s r0 + push_s r1 + push_s r2 + push_s r3 + st.a r4, [sp, -4] + st.a r5, [sp, -4] + st.a r6, [sp, -4] + st.a r7, [sp, -4] + st.a r8, [sp, -4] + st.a r9, [sp, -4] + push_s blink +.endm + +.macro RESTORE_CALLER_SAVED_BUT_R0 + ld.ab blink,[sp, 4] + ld.ab r9, [sp, 4] + ld.ab r8, [sp, 4] + ld.ab r7, [sp, 4] + ld.ab r6, [sp, 4] + ld.ab r5, [sp, 4] + ld.ab r4, [sp, 4] + pop_s r3 + pop_s r2 + pop_s r1 +.endm + +; Upon entry, PLTn, which led us here, sets up the following regs +; r11 = Module info (tpnt pointer as expected by resolver) +; r12 = PC of the PLTn itself - needed by resolver to find +; corresponding .rela.plt entry + +ENTRY(_dl_runtime_resolve) + ; args to func being resolved, which resolver might clobber + SAVE_CALLER_SAVED + + mov_s r1, r12 + bl.d _dl_fixup + mov r0, r11 + + RESTORE_CALLER_SAVED_BUT_R0 + j_s.d [r0] ; r0 has resolved function addr + pop_s r0 ; restore first arg to resolved call +END(_dl_runtime_resolve) diff --git a/sysdeps/arc/gccframe.h b/sysdeps/arc/gccframe.h new file mode 100644 index 000000000000..df7562571dbe --- /dev/null +++ b/sysdeps/arc/gccframe.h @@ -0,0 +1,21 @@ +/* Definition of object in frame unwind info. ARC version. + Copyright (C) 2015 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + . */ + +#define FIRST_PSEUDO_REGISTER 40 + +#include diff --git a/sysdeps/arc/gmp-mparam.h b/sysdeps/arc/gmp-mparam.h new file mode 100644 index 000000000000..67d25d342c0e --- /dev/null +++ b/sysdeps/arc/gmp-mparam.h @@ -0,0 +1,23 @@ +/* gmp-mparam.h -- Compiler/machine parameter header file. + +Copyright (C) 2015 Free Software Foundation, Inc. + +This file is part of the GNU MP Library. + +The GNU MP Library is free software; you can redistribute it and/or modify +it under the terms of the GNU Lesser General Public License as published by +the Free Software Foundation; either version 2.1 of the License, or (at your +option) any later version. + +The GNU MP Library is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY +or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public +License for more details. + +You should have received a copy of the GNU Lesser General Public License +along with the GNU MP Library; see the file COPYING.LIB. If not, see +. */ + +#include + +#define IEEE_DOUBLE_BIG_ENDIAN 0 diff --git a/sysdeps/arc/jmpbuf-offsets.h b/sysdeps/arc/jmpbuf-offsets.h new file mode 100644 index 000000000000..84010cb6c428 --- /dev/null +++ b/sysdeps/arc/jmpbuf-offsets.h @@ -0,0 +1,46 @@ +/* Private macros for accessing __jmp_buf contents. ARC version. + Copyright (C) 2006-2015 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + . */ + +/* Save offsets within __jmp_buf. */ +/* We don't use most of these symbols; they are here for documentation. */ + +/* Callee Regs */ +#define JB_R13 0 +#define JB_R14 1 +#define JB_R15 2 +#define JB_R16 3 +#define JB_R17 4 +#define JB_R18 5 +#define JB_R19 6 +#define JB_R20 7 +#define JB_R21 8 +#define JB_R22 9 +#define JB_R23 10 +#define JB_R24 11 +#define JB_R25 12 + +/* Frame Pointer, Stack Pointer, Branch-n-link */ +#define JB_FP 13 +#define JB_SP 14 +#define JB_BLINK 15 + +/* We save space for some extra state to accommodate future changes. */ +#define JB_NUM 32 /* words */ + +/* Helper for generic ____longjmp_chk(). */ +#define JB_FRAME_ADDRESS(buf) ((void *) (unsigned long) (buf[JB_SP])) diff --git a/sysdeps/arc/jmpbuf-unwind.h b/sysdeps/arc/jmpbuf-unwind.h new file mode 100644 index 000000000000..c7ebfb7752d4 --- /dev/null +++ b/sysdeps/arc/jmpbuf-unwind.h @@ -0,0 +1,47 @@ +/* Examine __jmp_buf for unwinding frames. ARC version. + Copyright (C) 2005-2015 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + . */ + +#include +#include +#include +#include + +/* Test if longjmp to JMPBUF would unwind the frame + containing a local variable at ADDRESS. */ + +#define _JMPBUF_UNWINDS(jmpbuf, address, demangle) \ + ((void *) (address) < (void *) demangle (jmpbuf[JB_SP])) + +#define _JMPBUF_CFA_UNWINDS_ADJ(_jmpbuf, _context, _adj) \ + _JMPBUF_UNWINDS_ADJ (_jmpbuf, (void *) _Unwind_GetCFA (_context), _adj) + +static inline uintptr_t __attribute__ ((unused)) +_jmpbuf_sp (__jmp_buf jmpbuf) +{ + uintptr_t sp = jmpbuf[JB_SP]; +#ifdef PTR_DEMANGLE + PTR_DEMANGLE (sp); +#endif + return sp; +} + +#define _JMPBUF_UNWINDS_ADJ(_jmpbuf, _address, _adj) \ + ((uintptr_t) (_address) - (_adj) < (uintptr_t) (_jmpbuf_sp (_jmpbuf) - (_adj))) + +/* We use the normal longjmp for unwinding. */ +#define __libc_unwind_longjmp(buf, val) __libc_longjmp (buf, val) diff --git a/sysdeps/arc/ldsodefs.h b/sysdeps/arc/ldsodefs.h new file mode 100644 index 000000000000..66b9f5031b5c --- /dev/null +++ b/sysdeps/arc/ldsodefs.h @@ -0,0 +1,43 @@ +/* Run-time dynamic linker data structures for loaded ELF shared objects. + Copyright (C) 2000-2015 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + . */ + +#ifndef _ARC_LDSODEFS_H +#define _ARC_LDSODEFS_H 1 + +#include + +struct La_arc_regs; +struct La_arc_retval; + +#define ARCH_PLTENTER_MEMBERS \ + ElfW(Addr) (*arc_gnu_pltenter) (ElfW(Sym) *, unsigned int, \ + uintptr_t *, uintptr_t *, \ + const struct La_arc_regs *, \ + unsigned int *, const char *, \ + long int *); + +#define ARCH_PLTEXIT_MEMBERS \ + unsigned int (*arc_gnu_pltexit) (ElfW(Sym) *, unsigned int, \ + uintptr_t *, uintptr_t *, \ + const struct La_arc_regs *, \ + struct La_arc_retval *, \ + const char *); + +#include_next + +#endif diff --git a/sysdeps/arc/libc-tls.c b/sysdeps/arc/libc-tls.c new file mode 100644 index 000000000000..160dacfe6f3c --- /dev/null +++ b/sysdeps/arc/libc-tls.c @@ -0,0 +1,27 @@ +/* Thread-local storage handling in the ELF dynamic linker. ARC version. + Copyright (C) 2005-2015 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + . */ + +#include +#include + +void * +__tls_get_addr (tls_index *ti) +{ + dtv_t *dtv = THREAD_DTV (); + return (char *) dtv[1].pointer.val + ti->ti_offset; +} diff --git a/sysdeps/arc/libm-test-ulps b/sysdeps/arc/libm-test-ulps new file mode 100644 index 000000000000..f1a01fdb30ac --- /dev/null +++ b/sysdeps/arc/libm-test-ulps @@ -0,0 +1,394 @@ +# Begin of automatic generation + +# Maximal error of functions: +Function: "acos": +float: 1 +ifloat: 1 + +Function: "acosh": +double: 2 +float: 2 +idouble: 2 +ifloat: 2 + +Function: "asin": +float: 1 +ifloat: 1 + +Function: "asinh": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: "atan": +float: 1 +ifloat: 1 + +Function: "atan2": +float: 1 +ifloat: 1 + +Function: "atanh": +double: 2 +float: 2 +idouble: 2 +ifloat: 2 + +Function: "cabs": +double: 1 +idouble: 1 + +Function: Real part of "cacos": +double: 1 +float: 2 +idouble: 1 +ifloat: 2 + +Function: Imaginary part of "cacos": +double: 1 +float: 2 +idouble: 1 +ifloat: 2 + +Function: Real part of "cacosh": +double: 1 +float: 2 +idouble: 1 +ifloat: 2 + +Function: Imaginary part of "cacosh": +double: 1 +float: 2 +idouble: 1 +ifloat: 2 + +Function: "carg": +float: 1 +ifloat: 1 + +Function: Real part of "casin": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: Imaginary part of "casin": +double: 1 +float: 2 +idouble: 1 +ifloat: 2 + +Function: Real part of "casinh": +double: 1 +float: 2 +idouble: 1 +ifloat: 2 + +Function: Imaginary part of "casinh": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: Real part of "catan": +float: 1 +ifloat: 1 + +Function: Imaginary part of "catan": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: Real part of "catanh": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: Imaginary part of "catanh": +float: 1 +ifloat: 1 + +Function: "cbrt": +double: 3 +float: 1 +idouble: 3 +ifloat: 1 + +Function: Real part of "ccos": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: Imaginary part of "ccos": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: Real part of "ccosh": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: Imaginary part of "ccosh": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: Real part of "cexp": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 + +Function: Imaginary part of "cexp": +double: 1 +float: 2 +idouble: 1 +ifloat: 2 + +Function: Real part of "clog": +double: 3 +float: 3 +idouble: 3 +ifloat: 3 + +Function: Imaginary part of "clog": +float: 1 +ifloat: 1 + +Function: Real part of "clog10": +double: 3 +float: 4 +idouble: 3 +ifloat: 4 + +Function: Imaginary part of "clog10": +double: 2 +float: 2 +idouble: 2 +ifloat: 2 + +Function: "cos": +float: 1 +ifloat: 1 + +Function: "cosh": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: Real part of "cpow": +double: 2 +float: 4 +idouble: 2 +ifloat: 4 + +Function: Imaginary part of "cpow": +float: 2 +ifloat: 2 + +Function: Real part of "csin": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: Real part of "csinh": +float: 1 +ifloat: 1 + +Function: Imaginary part of "csinh": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: Real part of "csqrt": +double: 2 +float: 2 +idouble: 2 +ifloat: 2 + +Function: Imaginary part of "csqrt": +double: 2 +float: 2 +idouble: 2 +ifloat: 2 + +Function: Real part of "ctan": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: Imaginary part of "ctan": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 + +Function: Real part of "ctanh": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 + +Function: Imaginary part of "ctanh": +double: 2 +float: 2 +idouble: 2 +ifloat: 2 + +Function: "erf": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: "erfc": +double: 3 +float: 2 +idouble: 3 +ifloat: 2 + +Function: "exp": +float: 1 +ifloat: 1 + +Function: "exp10": +double: 2 +idouble: 2 + +Function: "exp2": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: "expm1": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: "gamma": +double: 4 +float: 4 +idouble: 4 +ifloat: 4 + +Function: "hypot": +double: 1 +idouble: 1 + +Function: "j0": +double: 2 +float: 2 +idouble: 2 +ifloat: 2 + +Function: "j1": +double: 1 +float: 2 +idouble: 1 +ifloat: 2 + +Function: "jn": +double: 4 +float: 4 +idouble: 4 +ifloat: 4 + +Function: "lgamma": +double: 4 +float: 4 +idouble: 4 +ifloat: 4 + +Function: "log": +float: 1 +ifloat: 1 + +Function: "log10": +double: 2 +float: 2 +idouble: 2 +ifloat: 2 + +Function: "log1p": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: "log2": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 + +Function: "pow": +float: 3 +ifloat: 3 + +Function: "pow10": +double: 2 +idouble: 2 + +Function: "sin": +float: 1 +ifloat: 1 + +Function: "sincos": +float: 1 +ifloat: 1 + +Function: "sinh": +double: 2 +float: 2 +idouble: 2 +ifloat: 2 + +Function: "tan": +float: 1 +ifloat: 1 + +Function: "tanh": +double: 2 +float: 2 +idouble: 2 +ifloat: 2 + +Function: "tgamma": +double: 5 +float: 5 +idouble: 5 +ifloat: 5 + +Function: "y0": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 + +Function: "y1": +double: 3 +float: 2 +idouble: 3 +ifloat: 2 + +Function: "yn": +double: 3 +float: 2 +idouble: 3 +ifloat: 2 + +# end of automatic generation diff --git a/sysdeps/arc/libm-test-ulps-name b/sysdeps/arc/libm-test-ulps-name new file mode 100644 index 000000000000..8c4fba4f9ae0 --- /dev/null +++ b/sysdeps/arc/libm-test-ulps-name @@ -0,0 +1 @@ +ARC diff --git a/sysdeps/arc/machine-gmon.h b/sysdeps/arc/machine-gmon.h new file mode 100644 index 000000000000..b9bdd2c6d43a --- /dev/null +++ b/sysdeps/arc/machine-gmon.h @@ -0,0 +1,30 @@ +/* Machine-dependent definitions for profiling support. ARC version. + Copyright (C) 1996-2015 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + . */ + +#include + +#define _MCOUNT_DECL(frompc, selfpc) \ +static void __attribute_used__ __mcount_internal (u_long frompc, u_long selfpc) + +#define MCOUNT \ + asm (".globl _mcount\n\t" \ + ".type _mcount,@function\n\t" \ + "_mcount:\n\t" \ + "flag 1 \n\t" \ + ".size _mcount, . - _mcount\n\t" \ + ); diff --git a/sysdeps/arc/math-tests.h b/sysdeps/arc/math-tests.h new file mode 100644 index 000000000000..2029c963b6e3 --- /dev/null +++ b/sysdeps/arc/math-tests.h @@ -0,0 +1,28 @@ +/* Configuration for math tests. ARC version. + Copyright (C) 2015 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +/* Current ARC soft-float does not support exceptions or rounding + modes. */ +#define ROUNDING_TESTS_float(MODE) ((MODE) == FE_TONEAREST) +#define ROUNDING_TESTS_double(MODE) ((MODE) == FE_TONEAREST) +#define ROUNDING_TESTS_long_double(MODE) ((MODE) == FE_TONEAREST) +#define EXCEPTION_TESTS_float 0 +#define EXCEPTION_TESTS_double 0 +#define EXCEPTION_TESTS_long_double 0 + +#include_next diff --git a/sysdeps/arc/math_private.h b/sysdeps/arc/math_private.h new file mode 100644 index 000000000000..77416da20387 --- /dev/null +++ b/sysdeps/arc/math_private.h @@ -0,0 +1,33 @@ +#ifndef _MATH_PRIVATE_H + +/* Suppress use of exceptions here to avoid build errors if the FE_* + macros aren't defined. Only allow rounding modes implemented for ARC. + + This does mean that some code will silently fail to report exceptions, + set rounding mode as expected, etc., but it allows math code to compile + that otherwise wouldn't (such as math/s_fma.c) and so is valuable. + + We intentionally ignore the "exception" arguments of functions that + take an exception, since we can't even evaluate the argument + without causing a build failure. The extra level of statement + expression wrapping avoids "statement with no effect" warnings. + Since the callers don't check for errors anyway, we just claim + success in every case. + + The overrides for libc_ functions must happen before we include + the generic math_private.h, and the overrides for regular + functions must happen afterwards, to avoid clashing with + the declarations of those functions. */ + +#define libc_fesetround(rnd) ({ 0; }) +#define libc_fetestexcept(exc) ({ 0; }) +#define libc_feholdexcept_setround(env, exc) ({ (void) (env); 0; }) +#define libc_feupdateenv_test(env, exc) ({ (void) (env); 0; }) + +#include_next + +#define feraiseexcept(excepts) ({ 0; }) +#define __feraiseexcept(excepts) ({ 0; }) +#define feclearexcept(exc) ({ 0; }) + +#endif diff --git a/sysdeps/arc/memusage.h b/sysdeps/arc/memusage.h new file mode 100644 index 000000000000..833545084c2f --- /dev/null +++ b/sysdeps/arc/memusage.h @@ -0,0 +1,23 @@ +/* Machine-specific definitions for memory usage profiling, ARC version. + Copyright (C) 2000-2015 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + . */ + +#define GETSP() ({ register uintptr_t stack_ptr asm ("sp"); stack_ptr; }) + +#define uatomic32_t unsigned int + +#include diff --git a/sysdeps/arc/nptl/Makefile b/sysdeps/arc/nptl/Makefile new file mode 100644 index 000000000000..2b7fa79a0ce1 --- /dev/null +++ b/sysdeps/arc/nptl/Makefile @@ -0,0 +1,22 @@ +# NPTL makefile fragment for ARC. +# Copyright (C) 2005-2015 Free Software Foundation, Inc. +# +# This file is part of the GNU C Library. +# +# The GNU C Library is free software; you can redistribute it and/or +# modify it under the terms of the GNU Lesser General Public +# License as published by the Free Software Foundation; either +# version 2.1 of the License, or (at your option) any later version. +# +# The GNU C Library is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +# Lesser General Public License for more details. +# +# You should have received a copy of the GNU Lesser General Public +# License along with the GNU C Library. If not, see +# . + +ifeq ($(subdir),csu) +gen-as-const-headers += tcb-offsets.sym +endif diff --git a/sysdeps/arc/nptl/bits/pthreadtypes-arch.h b/sysdeps/arc/nptl/bits/pthreadtypes-arch.h new file mode 100644 index 000000000000..f125f25c2a93 --- /dev/null +++ b/sysdeps/arc/nptl/bits/pthreadtypes-arch.h @@ -0,0 +1,70 @@ +/* Machine-specific pthread type layouts. ARC version. + Copyright (C) 2012-2015 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + . */ + +#ifndef _BITS_PTHREADTYPES_ARCH_H +#define _BITS_PTHREADTYPES_ARCH_H 1 + +#include + +#define __SIZEOF_PTHREAD_ATTR_T 36 +#define __SIZEOF_PTHREAD_MUTEX_T 24 +#define __SIZEOF_PTHREAD_MUTEXATTR_T 4 +#define __SIZEOF_PTHREAD_COND_T 48 +#define __SIZEOF_PTHREAD_CONDATTR_T 4 +#define __SIZEOF_PTHREAD_RWLOCK_T 32 +#define __SIZEOF_PTHREAD_RWLOCKATTR_T 8 +#define __SIZEOF_PTHREAD_BARRIER_T 20 +#define __SIZEOF_PTHREAD_BARRIERATTR_T 4 + +/* Data structure for mutex handling. */ +#define __PTHREAD_COMPAT_PADDING_MID +#define __PTHREAD_COMPAT_PADDING_END +#define __PTHREAD_MUTEX_LOCK_ELISION 0 + +#define __LOCK_ALIGNMENT +#define __ONCE_ALIGNMENT + +struct __pthread_rwlock_arch_t +{ + unsigned int __readers; + unsigned int __writers; + unsigned int __wrphase_futex; + unsigned int __writers_futex; + unsigned int __pad3; + unsigned int __pad4; +#if __BYTE_ORDER == __BIG_ENDIAN + unsigned char __pad1; + unsigned char __pad2; + unsigned char __shared; + /* FLAGS must stay at this position in the structure to maintain + binary compatibility. */ + unsigned char __flags; +#else + /* FLAGS must stay at this position in the structure to maintain + binary compatibility. */ + unsigned char __flags; + unsigned char __shared; + unsigned char __pad1; + unsigned char __pad2; +#endif + int __cur_writer; +}; + +#define __PTHREAD_RWLOCK_ELISION_EXTRA 0 + +#endif /* bits/pthreadtypes-arch.h */ diff --git a/sysdeps/arc/nptl/bits/semaphore.h b/sysdeps/arc/nptl/bits/semaphore.h new file mode 100644 index 000000000000..588b957b4dcd --- /dev/null +++ b/sysdeps/arc/nptl/bits/semaphore.h @@ -0,0 +1,32 @@ +/* Machine-specific POSIX semaphore type layouts. ARC version. + Copyright (C) 2002-2015 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#ifndef _SEMAPHORE_H +# error "Never use directly; include instead." +#endif + +#define __SIZEOF_SEM_T 16 + +/* Value returned if `sem_open' failed. */ +#define SEM_FAILED ((sem_t *) 0) + +typedef union +{ + char __size[__SIZEOF_SEM_T]; + long int __align; +} sem_t; diff --git a/sysdeps/arc/nptl/pthread_spin_lock.c b/sysdeps/arc/nptl/pthread_spin_lock.c new file mode 100644 index 000000000000..e9b723c37ff6 --- /dev/null +++ b/sysdeps/arc/nptl/pthread_spin_lock.c @@ -0,0 +1,24 @@ +/* pthread spin-lock implementation for ARC. + Copyright (C) 2005-2015 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + . */ + +#define SPIN_LOCK_READS_BETWEEN_CMPXCHG 1000 + +/* We can't use the normal "#include " because + it will resolve to this very file. Using "sysdeps/.." as reference to the + top level directory does the job. */ +#include diff --git a/sysdeps/arc/nptl/pthreaddef.h b/sysdeps/arc/nptl/pthreaddef.h new file mode 100644 index 000000000000..af0a8daa4f92 --- /dev/null +++ b/sysdeps/arc/nptl/pthreaddef.h @@ -0,0 +1,32 @@ +/* pthread machine parameter definitions, ARC version. + Copyright (C) 2002-2015 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + . */ + +/* Default stack size. */ +#define ARCH_STACK_DEFAULT_SIZE (2 * 1024 * 1024) + +/* Required stack pointer alignment at beginning. */ +#define STACK_ALIGN 4 + +/* Minimal stack size after allocating thread descriptor and guard size. */ +#define MINIMAL_REST_STACK 2048 + +/* Alignment requirement for TCB. */ +#define TCB_ALIGNMENT 4 + +/* Location of current stack frame. */ +#define CURRENT_STACK_FRAME __builtin_frame_address (0) diff --git a/sysdeps/arc/nptl/tcb-offsets.sym b/sysdeps/arc/nptl/tcb-offsets.sym new file mode 100644 index 000000000000..56950e0676ed --- /dev/null +++ b/sysdeps/arc/nptl/tcb-offsets.sym @@ -0,0 +1,11 @@ +#include +#include + +-- Derive offsets relative to the thread register. +#define thread_offsetof(mem) (long)(offsetof(struct pthread, mem) - sizeof(struct pthread)) + +MULTIPLE_THREADS_OFFSET offsetof (struct pthread, header.multiple_threads) +TLS_PRE_TCB_SIZE sizeof (struct pthread) +TLS_TCB_SIZE sizeof(tcbhead_t) + +PTHREAD_TID offsetof(struct pthread, tid) diff --git a/sysdeps/arc/nptl/tls.h b/sysdeps/arc/nptl/tls.h new file mode 100644 index 000000000000..0fa52b4afe37 --- /dev/null +++ b/sysdeps/arc/nptl/tls.h @@ -0,0 +1,151 @@ +/* Definition for thread-local data handling. NPTL/ARC version. + Copyright (C) 2012-2015 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + . */ + +#ifndef _ARC_NPTL_TLS_H +#define _ARC_NPTL_TLS_H 1 + +#include + +#ifndef __ASSEMBLER__ +# include +# include +# include + +#include + +/* Get system call information. */ +# include + +/* The TLS blocks start right after the TCB. */ +# define TLS_DTV_AT_TP 1 +# define TLS_TCB_AT_TP 0 + +/* Get the thread descriptor definition. */ +# include + +typedef struct +{ + dtv_t *dtv; + uintptr_t pointer_guard; +} tcbhead_t; + +register struct pthread *__thread_self __asm__("r25"); + +#define READ_THREAD_POINTER() ((void *) __thread_self) + +/* This is the size of the initial TCB. */ +# define TLS_INIT_TCB_SIZE sizeof (tcbhead_t) + +/* Alignment requirements for the initial TCB. */ +# define TLS_INIT_TCB_ALIGN __alignof__ (struct pthread) + +/* This is the size of the TCB. */ +#ifndef TLS_TCB_SIZE +# define TLS_TCB_SIZE sizeof (tcbhead_t) +#endif + +/* Alignment requirements for the TCB. */ +# define TLS_TCB_ALIGN __alignof__ (struct pthread) + +/* This is the size we need before TCB. */ +# define TLS_PRE_TCB_SIZE sizeof (struct pthread) + +/* Install the dtv pointer. The pointer passed is to the element with + index -1 which contain the length. */ +# define INSTALL_DTV(tcbp, dtvp) \ + (((tcbhead_t *) (tcbp))->dtv = (dtvp) + 1) + +/* Install new dtv for current thread. */ +# define INSTALL_NEW_DTV(dtv) \ + (THREAD_DTV() = (dtv)) + +/* Return dtv of given thread descriptor. */ +# define GET_DTV(tcbp) \ + (((tcbhead_t *) (tcbp))->dtv) + +/* Code to initially initialize the thread pointer. */ +# define TLS_INIT_TP(tcbp) \ + ({ \ + long result_var; \ + __builtin_set_thread_pointer(tcbp); \ + result_var = INTERNAL_SYSCALL (arc_settls, err, 1, (tcbp)); \ + INTERNAL_SYSCALL_ERROR_P (result_var, err) \ + ? "unknown error" : NULL; \ + }) + +/* Value passed to 'clone' for initialization of the thread register. */ +# define TLS_DEFINE_INIT_TP(tp, pd) void *tp = (pd) + 1 + +/* Return the address of the dtv for the current thread. */ +# define THREAD_DTV() \ + (((tcbhead_t *) __builtin_thread_pointer ())->dtv) + +/* Return the thread descriptor for the current thread. */ +# define THREAD_SELF \ + ((struct pthread *)__builtin_thread_pointer () - 1) + +/* Magic for libthread_db to know how to do THREAD_SELF. */ +# define DB_THREAD_SELF \ + CONST_THREAD_AREA (32, sizeof (struct pthread)) + +/* Access to data in the thread descriptor is easy. */ +# define THREAD_GETMEM(descr, member) \ + descr->member +# define THREAD_GETMEM_NC(descr, member, idx) \ + descr->member[idx] +# define THREAD_SETMEM(descr, member, value) \ + descr->member = (value) +# define THREAD_SETMEM_NC(descr, member, idx, value) \ + descr->member[idx] = (value) + +/* Get and set the global scope generation counter in struct pthread. */ +#define THREAD_GSCOPE_FLAG_UNUSED 0 +#define THREAD_GSCOPE_FLAG_USED 1 +#define THREAD_GSCOPE_FLAG_WAIT 2 +#define THREAD_GSCOPE_RESET_FLAG() \ + do \ + { int __res \ + = atomic_exchange_rel (&THREAD_SELF->header.gscope_flag, \ + THREAD_GSCOPE_FLAG_UNUSED); \ + if (__res == THREAD_GSCOPE_FLAG_WAIT) \ + lll_futex_wake (&THREAD_SELF->header.gscope_flag, 1, LLL_PRIVATE); \ + } \ + while (0) +#define THREAD_GSCOPE_SET_FLAG() \ + do \ + { \ + THREAD_SELF->header.gscope_flag = THREAD_GSCOPE_FLAG_USED; \ + atomic_write_barrier (); \ + } \ + while (0) +#define THREAD_GSCOPE_WAIT() \ + GL(dl_wait_lookup_done) () + +#else + +# include + +# r25 is dedicated TLS register for ARC +.macro THREAD_SELF reg + # struct pthread is just ahead of TCB + sub \reg, r25, TLS_PRE_TCB_SIZE +.endm + +#endif /* __ASSEMBLER__ */ + +#endif /* tls.h */ diff --git a/sysdeps/arc/preconfigure b/sysdeps/arc/preconfigure new file mode 100644 index 000000000000..8a24fcb18319 --- /dev/null +++ b/sysdeps/arc/preconfigure @@ -0,0 +1,6 @@ +case "$machine" in +arc*) + base_machine=arc + machine=arc + ;; +esac diff --git a/sysdeps/arc/s_fma.c b/sysdeps/arc/s_fma.c new file mode 100644 index 000000000000..d9613fa67cef --- /dev/null +++ b/sysdeps/arc/s_fma.c @@ -0,0 +1 @@ +#include diff --git a/sysdeps/arc/s_fmaf.c b/sysdeps/arc/s_fmaf.c new file mode 100644 index 000000000000..aa5c9b2d9136 --- /dev/null +++ b/sysdeps/arc/s_fmaf.c @@ -0,0 +1 @@ +#include diff --git a/sysdeps/arc/setjmp.S b/sysdeps/arc/setjmp.S new file mode 100644 index 000000000000..c05b5ff0cfaa --- /dev/null +++ b/sysdeps/arc/setjmp.S @@ -0,0 +1,64 @@ +/* setjmp for ARC. + Copyright (C) 1991-2015 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + . */ + + +#include + +;@ r0 = jump buffer into which regs will be saved +ENTRY(setjmp) + b.d __sigsetjmp + mov r1, 1 ; save signals +END(setjmp) + +;@ r0 = jump buffer into which regs will be saved +ENTRY(_setjmp) + b.d __sigsetjmp + mov r1, 0 ; don't save signals +END(_setjmp) +libc_hidden_def(_setjmp) + +;@ r0 = jump buffer into which regs will be saved +;@ r1 = do we need to save signals +ENTRY(__sigsetjmp) + + st_s r13, [r0] + st_s r14, [r0,4] + st r15, [r0,8] + st r16, [r0,12] + st r17, [r0,16] + st r18, [r0,20] + st r19, [r0,24] + st r20, [r0,28] + st r21, [r0,32] + st r22, [r0,36] + st r23, [r0,40] + st r24, [r0,44] + st r25, [r0,48] + st fp, [r0,52] + st sp, [r0,56] + + ; make a note of where longjmp will return to. + ; that will be right next to this setjmp call-site which will be + ; contained in blink, since "C" caller of this routine will do + ; a branch-n-link + + st blink, [r0,60] + b __sigjmp_save + +END(__sigsetjmp) +libc_hidden_def(__sigsetjmp) diff --git a/sysdeps/arc/sfp-machine.h b/sysdeps/arc/sfp-machine.h new file mode 100644 index 000000000000..95eefc187430 --- /dev/null +++ b/sysdeps/arc/sfp-machine.h @@ -0,0 +1,51 @@ +#define _FP_W_TYPE_SIZE 32 +#define _FP_W_TYPE unsigned long +#define _FP_WS_TYPE signed long +#define _FP_I_TYPE long + +#define _FP_MUL_MEAT_S(R,X,Y) \ + _FP_MUL_MEAT_1_wide(_FP_WFRACBITS_S,R,X,Y,umul_ppmm) +#define _FP_MUL_MEAT_D(R,X,Y) \ + _FP_MUL_MEAT_2_wide(_FP_WFRACBITS_D,R,X,Y,umul_ppmm) +#define _FP_MUL_MEAT_Q(R,X,Y) \ + _FP_MUL_MEAT_4_wide(_FP_WFRACBITS_Q,R,X,Y,umul_ppmm) + +#define _FP_MUL_MEAT_DW_S(R,X,Y) \ + _FP_MUL_MEAT_DW_1_wide(_FP_WFRACBITS_S,R,X,Y,umul_ppmm) +#define _FP_MUL_MEAT_DW_D(R,X,Y) \ + _FP_MUL_MEAT_DW_2_wide(_FP_WFRACBITS_D,R,X,Y,umul_ppmm) +#define _FP_MUL_MEAT_DW_Q(R,X,Y) \ + _FP_MUL_MEAT_DW_4_wide(_FP_WFRACBITS_Q,R,X,Y,umul_ppmm) + +#define _FP_DIV_MEAT_S(R,X,Y) _FP_DIV_MEAT_1_loop(S,R,X,Y) +#define _FP_DIV_MEAT_D(R,X,Y) _FP_DIV_MEAT_2_udiv(D,R,X,Y) +#define _FP_DIV_MEAT_Q(R,X,Y) _FP_DIV_MEAT_4_udiv(Q,R,X,Y) + +#define _FP_NANFRAC_S ((_FP_QNANBIT_S << 1) - 1) +#define _FP_NANFRAC_D ((_FP_QNANBIT_D << 1) - 1), -1 +#define _FP_NANFRAC_Q ((_FP_QNANBIT_Q << 1) - 1), -1, -1, -1 +#define _FP_NANSIGN_S 0 +#define _FP_NANSIGN_D 0 +#define _FP_NANSIGN_Q 0 + +#define _FP_KEEPNANFRACP 1 +#define _FP_QNANNEGATEDP 0 + +/* This is arbitrarily taken from the PowerPC version. */ +#define _FP_CHOOSENAN(fs, wc, R, X, Y, OP) \ + do { \ + if ((_FP_FRAC_HIGH_RAW_##fs(X) & _FP_QNANBIT_##fs) \ + && !(_FP_FRAC_HIGH_RAW_##fs(Y) & _FP_QNANBIT_##fs)) \ + { \ + R##_s = Y##_s; \ + _FP_FRAC_COPY_##wc(R,Y); \ + } \ + else \ + { \ + R##_s = X##_s; \ + _FP_FRAC_COPY_##wc(R,X); \ + } \ + R##_c = FP_CLS_NAN; \ + } while (0) + +#define _FP_TININESS_AFTER_ROUNDING 0 diff --git a/sysdeps/arc/sotruss-lib.c b/sysdeps/arc/sotruss-lib.c new file mode 100644 index 000000000000..0c03bb7953d9 --- /dev/null +++ b/sysdeps/arc/sotruss-lib.c @@ -0,0 +1,51 @@ +/* Override generic sotruss-lib.c to define actual functions for ARC. + Copyright (C) 2015 Free Software Foundation, Inc. + + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + . */ + +#define HAVE_ARCH_PLTENTER +#define HAVE_ARCH_PLTEXIT + +#include + +ElfW(Addr) +la_arc_gnu_pltenter (ElfW(Sym) *sym __attribute__ ((unused)), + unsigned int ndx __attribute__ ((unused)), + uintptr_t *refcook, uintptr_t *defcook, + La_arc_regs *regs, unsigned int *flags, + const char *symname, long int *framesizep) +{ + print_enter (refcook, defcook, symname, + regs->lr_reg[0], regs->lr_reg[1], regs->lr_reg[2], + *flags); + + /* No need to copy anything, we will not need the parameters in any case. */ + *framesizep = 0; + + return sym->st_value; +} + +unsigned int +la_arc_gnu_pltexit (ElfW(Sym) *sym, unsigned int ndx, uintptr_t *refcook, + uintptr_t *defcook, + const struct La_arc_regs *inregs, + struct La_arc_retval *outregs, const char *symname) +{ + print_exit (refcook, defcook, symname, outregs->lrv_reg[0]); + + return 0; +} diff --git a/sysdeps/arc/stackinfo.h b/sysdeps/arc/stackinfo.h new file mode 100644 index 000000000000..7d8c38715bbf --- /dev/null +++ b/sysdeps/arc/stackinfo.h @@ -0,0 +1,33 @@ +/* Stack environment definitions for ARC. + Copyright (C) 2012-2015 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + . */ + +/* This file contains a bit of information about the stack allocation + of the processor. */ + +#ifndef _STACKINFO_H +#define _STACKINFO_H 1 + +#include + +/* On ARC the stack grows down. */ +#define _STACK_GROWS_DOWN 1 + +/* Default to a non-executable stack. */ +#define DEFAULT_STACK_PERMS (PF_R|PF_W) + +#endif /* stackinfo.h */ diff --git a/sysdeps/arc/start.S b/sysdeps/arc/start.S new file mode 100644 index 000000000000..911f7cd3b056 --- /dev/null +++ b/sysdeps/arc/start.S @@ -0,0 +1,81 @@ +/* Startup code for ARC + Copyright (C) 1995-2015 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + In addition to the permissions in the GNU Lesser General Public + License, the Free Software Foundation gives you unlimited + permission to link the compiled version of this file with other + programs, and to distribute those programs without any restriction + coming from the use of this file. (The GNU Lesser General Public + License restrictions do apply in other respects; for example, they + cover modification of the file, and distribution when not linked + into another program.) + + Note that people who make modified versions of this file are not + obligated to grant this special exception for their modified + versions; it is their choice whether to do so. The GNU Lesser + General Public License gives permission to release a modified + version without this exception; this exception also makes it + possible to release a modified version which carries forward this + exception. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + . */ + + +/* When we enter this piece of code, the program stack looks like this: + argc argument counter (integer) + argv[0] program name (pointer) + argv[1...N] program args (pointers) + argv[argc-1] end of args (integer) + NULL + env[0...N] environment variables (pointers) + NULL +*/ + .text + .align 4 + .global _start + .type _start,@function +_start: + mov fp, 0 + ld_s r1, [sp] ; argc + + mov_s r5, r0 ; rltd_fini + add_s r2, sp, 4 ; argv + and sp, sp, -8 + mov r6, sp + +#ifdef SHARED + ld r0, [pcl, @main@gotpc] + ld r3, [pcl, @__libc_csu_init@gotpc] + ld r4, [pcl, @__libc_csu_fini@gotpc] + bl __libc_start_main@plt +#else + mov_s r0, main + mov_s r3, __libc_csu_init + mov r4, __libc_csu_fini + bl __libc_start_main +#endif + /* __libc_start_main (main, argc, argv, init, fini, rtld_fini, stack_end) */ + + /* Should never get here.... */ + flag 1 + +/* Define a symbol for the first piece of initialized data. */ + .data + .globl __data_start +__data_start: + .long 0 + .weak data_start + data_start = __data_start diff --git a/sysdeps/arc/sysdep.h b/sysdeps/arc/sysdep.h new file mode 100644 index 000000000000..d57f1c0c60a4 --- /dev/null +++ b/sysdeps/arc/sysdep.h @@ -0,0 +1,49 @@ +/* Assembler macros for ARC. + Copyright (C) 2015 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public License as + published by the Free Software Foundation; either version 2.1 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#include + +#ifdef __ASSEMBLER__ + +/* Syntactic details of assembler. + * One weirness is ; is not newline but comment + * Although # is also for comment + */ + +#define ASM_SIZE_DIRECTIVE(name) .size name,.-name + +#define ENTRY(name) \ + .align 4 ASM_LINE_SEP \ + .globl C_SYMBOL_NAME(name) ASM_LINE_SEP \ + .type C_SYMBOL_NAME(name),%function ASM_LINE_SEP \ + C_LABEL(name) ASM_LINE_SEP \ + CALL_MCOUNT + +#undef END +#define END(name) \ + ASM_SIZE_DIRECTIVE(name) + +#ifdef SHARED +#define PLTJMP(_x) _x##@plt +#else +#define PLTJMP(_x) _x +#endif + +# define CALL_MCOUNT /* Do nothing for now. */ + +#endif /* __ASSEMBLER__ */ diff --git a/sysdeps/arc/tls-macros.h b/sysdeps/arc/tls-macros.h new file mode 100644 index 000000000000..51855edef6e7 --- /dev/null +++ b/sysdeps/arc/tls-macros.h @@ -0,0 +1,29 @@ +/* Macros to support TLS testing in times of missing compiler support. */ + +/* For now */ +#define TLS_LD(x) TLS_IE(x) + +#define TLS_GD(x) \ + ({ int *__result; \ + __asm__ ("add r0, pcl, @" #x "@tlsgd \n" \ + ".tls_gd_ld " #x "`bl __tls_get_addr@plt \n" \ + "mov %0, r0 \n" \ + : "=&r" (__result) \ + ::"r0","r1","r2","r3","r4","r5","r6","r7", \ + "r8","r9","r10","r11","r12"); \ + __result; }) + +#define TLS_LE(x) \ + ({ int *__result; \ + void *tp = __builtin_thread_pointer(); \ + __asm__ ("add %0, %1, @" #x "@tpoff \n" \ + : "=r" (__result) : "r"(tp)); \ + __result; }) + +#define TLS_IE(x) \ + ({ int *__result; \ + void *tp = __builtin_thread_pointer(); \ + __asm__ ("ld %0, [pcl, @" #x "@tlsie] \n" \ + "add %0, %1, %0 \n" \ + : "=&r" (__result) : "r" (tp)); \ + __result; }) diff --git a/sysdeps/arc/tst-audit.h b/sysdeps/arc/tst-audit.h new file mode 100644 index 000000000000..16c7028529b4 --- /dev/null +++ b/sysdeps/arc/tst-audit.h @@ -0,0 +1,23 @@ +/* Definitions for testing PLT entry/exit auditing. ARC version. + Copyright (C) 2009-2015 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + . */ + +#define pltenter la_arc_gnu_pltenter +#define pltexit la_arc_gnu_pltexit +#define La_regs La_arc_regs +#define La_retval La_arc_retval +#define int_retval lrv_reg[0] diff --git a/sysdeps/unix/sysv/linux/arc/Implies b/sysdeps/unix/sysv/linux/arc/Implies new file mode 100644 index 000000000000..7f739a0340b6 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arc/Implies @@ -0,0 +1,3 @@ +arc/nptl +unix/sysv/linux/generic/wordsize-32 +unix/sysv/linux/generic diff --git a/sysdeps/unix/sysv/linux/arc/Makefile b/sysdeps/unix/sysv/linux/arc/Makefile new file mode 100644 index 000000000000..c22425f08744 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arc/Makefile @@ -0,0 +1,9 @@ +ifeq ($(subdir),stdlib) +gen-as-const-headers += ucontext_i.sym +endif + +ifeq ($(subdir),misc) +# MIPS/Tile-style cacheflush routine +sysdep_headers += sys/cachectl.h +sysdep_routines += cacheflush +endif diff --git a/sysdeps/unix/sysv/linux/arc/Versions b/sysdeps/unix/sysv/linux/arc/Versions new file mode 100644 index 000000000000..e42c85f57594 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arc/Versions @@ -0,0 +1,6 @@ +libc { + GLIBC_2.21 { + _flush_cache; + cacheflush; + } +} diff --git a/sysdeps/unix/sysv/linux/arc/arch-fork.h b/sysdeps/unix/sysv/linux/arc/arch-fork.h new file mode 100644 index 000000000000..3ab83156f5a5 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arc/arch-fork.h @@ -0,0 +1,35 @@ +/* ARCH_FORK definition for Linux fork implementation. ARC version. + Copyright (C) 2005-2015 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#include +#include +#include +#include + +/* Argument 1 - Clone flags. + 2 - Child stack pointer. + 3 - Parent tid pointer. + 4 - New TLS area pointer. + 5 - Child tid pointer. */ + +/* clone syscall in kernel (ABI: CONFIG_CLONE_BACKWARDS) */ + +#define ARCH_FORK() \ + INLINE_SYSCALL (clone, 5, \ + CLONE_CHILD_SETTID | CLONE_CHILD_CLEARTID | SIGCHLD, \ + NULL, NULL, NULL, &THREAD_SELF->tid) diff --git a/sysdeps/unix/sysv/linux/arc/bits/mman.h b/sysdeps/unix/sysv/linux/arc/bits/mman.h new file mode 100644 index 000000000000..fa43ea427a5f --- /dev/null +++ b/sysdeps/unix/sysv/linux/arc/bits/mman.h @@ -0,0 +1,42 @@ +/* Definitions for POSIX memory map interface. Linux/ARC version. + + Copyright (C) 1997-2015 Free Software Foundation, Inc. + + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + . */ + +#ifndef _SYS_MMAN_H +# error "Never use directly; include instead." +#endif + +/* The following definitions basically come from the kernel headers. + But the kernel header is not namespace clean. */ + +/* These are Linux-specific. */ +#ifdef __USE_MISC +# define MAP_GROWSDOWN 0x00100 /* Stack-like segment. */ +# define MAP_DENYWRITE 0x00800 /* ETXTBSY */ +# define MAP_EXECUTABLE 0x01000 /* Mark it as an executable. */ +# define MAP_LOCKED 0x02000 /* Lock the mapping. */ +# define MAP_NORESERVE 0x04000 /* Don't check for reservations. */ +# define MAP_POPULATE 0x08000 /* Populate (prefault) pagetables. */ +# define MAP_NONBLOCK 0x10000 /* Do not block on IO. */ +# define MAP_STACK 0x20000 /* Allocation is for a stack. */ +# define MAP_HUGETLB 0x40000 /* Create huge page mapping. */ +#endif + +/* Include generic Linux declarations. */ +#include diff --git a/sysdeps/unix/sysv/linux/arc/bits/sigaction.h b/sysdeps/unix/sysv/linux/arc/bits/sigaction.h new file mode 100644 index 000000000000..9795e9998855 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arc/bits/sigaction.h @@ -0,0 +1,78 @@ +/* The proper definitions for Linux's sigaction. + Copyright (C) 1993-2016 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#ifndef _SIGNAL_H +# error "Never include directly; use instead." +#endif + +/* Structure describing the action to be taken when a signal arrives. */ +struct sigaction + { + /* Signal handler. */ +#ifdef __USE_POSIX199309 + union + { + /* Used if SA_SIGINFO is not set. */ + __sighandler_t sa_handler; + /* Used if SA_SIGINFO is set. */ + void (*sa_sigaction) (int, siginfo_t *, void *); + } + __sigaction_handler; +# define sa_handler __sigaction_handler.sa_handler +# define sa_sigaction __sigaction_handler.sa_sigaction +#else + __sighandler_t sa_handler; +#endif + + /* Special flags. */ + unsigned long sa_flags; + + /* Restore handler. */ + void (*sa_restorer) (void); + + /* Additional set of signals to be blocked. */ + __sigset_t sa_mask; + }; + +/* Bits in `sa_flags'. */ +#define SA_NOCLDSTOP 1 /* Don't send SIGCHLD when children stop. */ +#define SA_NOCLDWAIT 2 /* Don't create zombie on child death. */ +#define SA_SIGINFO 4 /* Invoke signal-catching function with + three arguments instead of one. */ +#if defined __USE_UNIX98 || defined __USE_MISC +# define SA_ONSTACK 0x08000000 /* Use signal stack by using `sa_restorer'. */ +#endif +#if defined __USE_UNIX98 || defined __USE_XOPEN2K8 +# define SA_RESTART 0x10000000 /* Restart syscall on signal return. */ +# define SA_NODEFER 0x40000000 /* Don't automatically block the signal when + its handler is being executed. */ +# define SA_RESETHAND 0x80000000 /* Reset to SIG_DFL on entry to handler. */ +#endif +#ifdef __USE_MISC +# define SA_INTERRUPT 0x20000000 /* Historical no-op. */ + +/* Some aliases for the SA_ constants. */ +# define SA_NOMASK SA_NODEFER +# define SA_ONESHOT SA_RESETHAND +# define SA_STACK SA_ONSTACK +#endif + +/* Values for the HOW argument to `sigprocmask'. */ +#define SIG_BLOCK 0 /* Block signals. */ +#define SIG_UNBLOCK 1 /* Unblock signals. */ +#define SIG_SETMASK 2 /* Set the set of blocked signals. */ diff --git a/sysdeps/unix/sysv/linux/arc/c++-types.data b/sysdeps/unix/sysv/linux/arc/c++-types.data new file mode 100644 index 000000000000..303f4570c8ee --- /dev/null +++ b/sysdeps/unix/sysv/linux/arc/c++-types.data @@ -0,0 +1,67 @@ +blkcnt64_t:x +blkcnt_t:l +blksize_t:i +caddr_t:Pc +clockid_t:i +clock_t:l +daddr_t:i +dev_t:y +fd_mask:l +fsblkcnt64_t:y +fsblkcnt_t:m +fsfilcnt64_t:y +fsfilcnt_t:m +fsid_t:8__fsid_t +gid_t:j +id_t:j +ino64_t:y +ino_t:m +int16_t:s +int32_t:i +int64_t:x +int8_t:a +intptr_t:i +key_t:i +loff_t:x +mode_t:j +nlink_t:j +off64_t:x +off_t:l +pid_t:i +pthread_attr_t:14pthread_attr_t +pthread_barrier_t:17pthread_barrier_t +pthread_barrierattr_t:21pthread_barrierattr_t +pthread_cond_t:14pthread_cond_t +pthread_condattr_t:18pthread_condattr_t +pthread_key_t:j +pthread_mutex_t:15pthread_mutex_t +pthread_mutexattr_t:19pthread_mutexattr_t +pthread_once_t:i +pthread_rwlock_t:16pthread_rwlock_t +pthread_rwlockattr_t:20pthread_rwlockattr_t +pthread_spinlock_t:i +pthread_t:m +quad_t:x +register_t:i +rlim64_t:y +rlim_t:m +sigset_t:10__sigset_t +size_t:j +socklen_t:j +ssize_t:i +suseconds_t:l +time_t:l +u_char:h +uid_t:j +uint:j +u_int:j +u_int16_t:t +u_int32_t:j +u_int64_t:y +u_int8_t:h +ulong:m +u_long:m +u_quad_t:y +useconds_t:j +ushort:t +u_short:t diff --git a/sysdeps/unix/sysv/linux/arc/cacheflush.c b/sysdeps/unix/sysv/linux/arc/cacheflush.c new file mode 100644 index 000000000000..9ea072a28650 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arc/cacheflush.c @@ -0,0 +1,29 @@ +/* cacheflush system call for ARC Linux. + Copyright (C) 2015 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + . */ + +#include +#include +#include + +/* Flush cache(s). */ +int +_flush_cache (char *addr, const int nbytes, const int op) +{ + return INLINE_SYSCALL (cacheflush, 3, addr, nbytes, op); +} +weak_alias (_flush_cache, cacheflush) diff --git a/sysdeps/unix/sysv/linux/arc/clone.S b/sysdeps/unix/sysv/linux/arc/clone.S new file mode 100644 index 000000000000..61c889bfbd60 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arc/clone.S @@ -0,0 +1,97 @@ +/* clone() implementation for ARC. + Copyright (C) 2008-2015 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Andrew Jenner , 2008. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + + +#include +#define _ERRNO_H 1 +#include +#include + +#define CLONE_SETTLS 0x00080000 + +; int clone(int (*fn)(void *), void *child_stack, +; int flags, void *arg, ... +; /* pid_t *ptid, struct user_desc *tls, pid_t *ctid */); +; +; NOTE: I'm assuming that the last 3 args are NOT var-args and in case all +; 3 are not relevant, caller will nevertheless pass those as NULL. +; Current (Jul 2012) upstream powerpc/clone.S assumes similarly. +; Our LTP (from 2007) doesn't seem to have tests to prove otherwise + +; clone syscall in kernel (ABI: CONFIG_CLONE_BACKWARDS) +; +; int sys_clone(unsigned long clone_flags, +; unsigned long newsp, +; int __user *parent_tidptr, +; void *tls, +; int __user *child_tidptr) + +ENTRY(__clone) + cmp r0, 0 ; @fn can't be NULL + cmp.ne r1, 0 ; @child_stack can't be NULL + bz .L__sys_err + + ; save some of the orig args + ; r0 containg @fn will be clobbered AFTER syscall (with ret val) + ; rest are clobbered BEFORE syscall due to different arg ordering + mov r10, r0 ; @fn + mov r11, r3 ; @args + mov r12, r2 ; @clone_flags + mov r9, r5 ; @tls + + ; adjust libc args for syscall + + mov r0, r2 ; libc @flags is 1st syscall arg + mov r2, r4 ; libc @ptid + mov r3, r5 ; libc @tls + mov r4, r6 ; libc @ctid + mov r8, __NR_clone + ARC_TRAP_INSN + + cmp r0, 0 ; return code : 0 new process, !0 parent + blt .L__sys_err2 ; < 0 (signed) error + jnz [blink] ; Parent returns + + ; ----- child starts here --------- + + ; Setup TP register (since kernel doesn't do that) + and.f 0, r12, CLONE_SETTLS + mov.nz r25, r9 + + ; child jumps off to @fn with @arg as argument, and returns here + jl.d [r10] + mov r0, r11 + + ; falls thru to _exit() with result from @fn (already in r0) + b HIDDEN_JUMPTARGET(_exit) + +.L__sys_err: + mov r0, -EINVAL +.L__sys_err2: + ; (1) No need to make -ve kernel error code as positive errno + ; __syscall_error expects the -ve error code returned by kernel + ; (2) r0 still had orig -ve kernel error code + ; (3) Tail call to __syscall_error so we dont have to come back + ; here hence instead of jmp-n-link (reg push/pop) we do jmp + ; (4) No need to route __syscall_error via PLT, B is inherently + ; position independent + b __syscall_error +PSEUDO_END (__clone) +libc_hidden_def (__clone) +weak_alias (__clone, clone) diff --git a/sysdeps/unix/sysv/linux/arc/configure b/sysdeps/unix/sysv/linux/arc/configure new file mode 100644 index 000000000000..f74fa7cb0259 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arc/configure @@ -0,0 +1,4 @@ +# This file is generated from configure.in by Autoconf. DO NOT EDIT! + # Local configure fragment for sysdeps/unix/sysv/linux/arc. + +arch_minimum_kernel=3.9.0 diff --git a/sysdeps/unix/sysv/linux/arc/configure.ac b/sysdeps/unix/sysv/linux/arc/configure.ac new file mode 100644 index 000000000000..a9528032d32a --- /dev/null +++ b/sysdeps/unix/sysv/linux/arc/configure.ac @@ -0,0 +1,4 @@ +GLIBC_PROVIDES dnl See aclocal.m4 in the top level source directory. +# Local configure fragment for sysdeps/unix/sysv/linux/arc. + +arch_minimum_kernel=3.9.0 diff --git a/sysdeps/unix/sysv/linux/arc/kernel-features.h b/sysdeps/unix/sysv/linux/arc/kernel-features.h new file mode 100644 index 000000000000..e78ee9dacbd2 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arc/kernel-features.h @@ -0,0 +1,31 @@ +/* Set flags signalling availability of kernel features based on given + kernel version number. + + Copyright (C) 2009-2015 Free Software Foundation, Inc. + + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#include + +/* The minimum supported kernel version for ARC is 3.9, + guaranteeing many kernel features. */ + +#define __ASSUME_ACCEPT4_SYSCALL 1 +#define __ASSUME_RECVMMSG_SYSCALL 1 +#define __ASSUME_SENDMMSG_SYSCALL 1 + +#include_next diff --git a/sysdeps/unix/sysv/linux/arc/ld.abilist b/sysdeps/unix/sysv/linux/arc/ld.abilist new file mode 100644 index 000000000000..6001f2e98402 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arc/ld.abilist @@ -0,0 +1,12 @@ +GLIBC_2.24 + GLIBC_2.24 A + __libc_memalign F + __libc_stack_end D 0x4 + __stack_chk_guard D 0x4 + __tls_get_addr F + _dl_mcount F + _r_debug D 0x14 + calloc F + free F + malloc F + realloc F diff --git a/sysdeps/unix/sysv/linux/arc/ldconfig.h b/sysdeps/unix/sysv/linux/arc/ldconfig.h new file mode 100644 index 000000000000..d5d3646f5b1d --- /dev/null +++ b/sysdeps/unix/sysv/linux/arc/ldconfig.h @@ -0,0 +1,24 @@ +/* Copyright (C) 2001-2016 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#include + +#define SYSDEP_KNOWN_INTERPRETER_NAMES \ + { "/lib/ld-linux.so.2", FLAG_ELF_LIBC6 }, +#define SYSDEP_KNOWN_LIBRARY_NAMES \ + { "libc.so.6", FLAG_ELF_LIBC6 }, \ + { "libm.so.6", FLAG_ELF_LIBC6 }, diff --git a/sysdeps/unix/sysv/linux/arc/libBrokenLocale.abilist b/sysdeps/unix/sysv/linux/arc/libBrokenLocale.abilist new file mode 100644 index 000000000000..0562003fff3c --- /dev/null +++ b/sysdeps/unix/sysv/linux/arc/libBrokenLocale.abilist @@ -0,0 +1,3 @@ +GLIBC_2.24 + GLIBC_2.24 A + __ctype_get_mb_cur_max F diff --git a/sysdeps/unix/sysv/linux/arc/libanl.abilist b/sysdeps/unix/sysv/linux/arc/libanl.abilist new file mode 100644 index 000000000000..070f45aeac08 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arc/libanl.abilist @@ -0,0 +1,6 @@ +GLIBC_2.24 + GLIBC_2.24 A + gai_cancel F + gai_error F + gai_suspend F + getaddrinfo_a F diff --git a/sysdeps/unix/sysv/linux/arc/libc.abilist b/sysdeps/unix/sysv/linux/arc/libc.abilist new file mode 100644 index 000000000000..2d8539f9aaf7 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arc/libc.abilist @@ -0,0 +1,2123 @@ +GLIBC_2.24 + GLIBC_2.24 A + _Exit F + _IO_2_1_stderr_ D 0x98 + _IO_2_1_stdin_ D 0x98 + _IO_2_1_stdout_ D 0x98 + _IO_adjust_column F + _IO_adjust_wcolumn F + _IO_default_doallocate F + _IO_default_finish F + _IO_default_pbackfail F + _IO_default_uflow F + _IO_default_xsgetn F + _IO_default_xsputn F + _IO_do_write F + _IO_doallocbuf F + _IO_fclose F + _IO_fdopen F + _IO_feof F + _IO_ferror F + _IO_fflush F + _IO_fgetpos F + _IO_fgetpos64 F + _IO_fgets F + _IO_file_attach F + _IO_file_close F + _IO_file_close_it F + _IO_file_doallocate F + _IO_file_finish F + _IO_file_fopen F + _IO_file_init F + _IO_file_jumps D 0x54 + _IO_file_open F + _IO_file_overflow F + _IO_file_read F + _IO_file_seek F + _IO_file_seekoff F + _IO_file_setbuf F + _IO_file_stat F + _IO_file_sync F + _IO_file_underflow F + _IO_file_write F + _IO_file_xsputn F + _IO_flockfile F + _IO_flush_all F + _IO_flush_all_linebuffered F + _IO_fopen F + _IO_fprintf F + _IO_fputs F + _IO_fread F + _IO_free_backup_area F + _IO_free_wbackup_area F + _IO_fsetpos F + _IO_fsetpos64 F + _IO_ftell F + _IO_ftrylockfile F + _IO_funlockfile F + _IO_fwrite F + _IO_getc F + _IO_getline F + _IO_getline_info F + _IO_gets F + _IO_init F + _IO_init_marker F + _IO_init_wmarker F + _IO_iter_begin F + _IO_iter_end F + _IO_iter_file F + _IO_iter_next F + _IO_least_wmarker F + _IO_link_in F + _IO_list_all D 0x4 + _IO_list_lock F + _IO_list_resetlock F + _IO_list_unlock F + _IO_marker_delta F + _IO_marker_difference F + _IO_padn F + _IO_peekc_locked F + _IO_popen F + _IO_printf F + _IO_proc_close F + _IO_proc_open F + _IO_putc F + _IO_puts F + _IO_remove_marker F + _IO_seekmark F + _IO_seekoff F + _IO_seekpos F + _IO_seekwmark F + _IO_setb F + _IO_setbuffer F + _IO_setvbuf F + _IO_sgetn F + _IO_sprintf F + _IO_sputbackc F + _IO_sputbackwc F + _IO_sscanf F + _IO_str_init_readonly F + _IO_str_init_static F + _IO_str_overflow F + _IO_str_pbackfail F + _IO_str_seekoff F + _IO_str_underflow F + _IO_sungetc F + _IO_sungetwc F + _IO_switch_to_get_mode F + _IO_switch_to_main_wget_area F + _IO_switch_to_wbackup_area F + _IO_switch_to_wget_mode F + _IO_un_link F + _IO_ungetc F + _IO_unsave_markers F + _IO_unsave_wmarkers F + _IO_vfprintf F + _IO_vfscanf F + _IO_vsprintf F + _IO_wdefault_doallocate F + _IO_wdefault_finish F + _IO_wdefault_pbackfail F + _IO_wdefault_uflow F + _IO_wdefault_xsgetn F + _IO_wdefault_xsputn F + _IO_wdo_write F + _IO_wdoallocbuf F + _IO_wfile_jumps D 0x54 + _IO_wfile_overflow F + _IO_wfile_seekoff F + _IO_wfile_sync F + _IO_wfile_underflow F + _IO_wfile_xsputn F + _IO_wmarker_delta F + _IO_wsetb F + ___brk_addr D 0x4 + __adddf3 F + __addsf3 F + __adjtimex F + __after_morecore_hook D 0x4 + __argz_count F + __argz_next F + __argz_stringify F + __asprintf F + __asprintf_chk F + __assert F + __assert_fail F + __assert_perror_fail F + __backtrace F + __backtrace_symbols F + __backtrace_symbols_fd F + __bsd_getpgrp F + __bzero F + __check_rhosts_file D 0x4 + __chk_fail F + __clone F + __close F + __cmsg_nxthdr F + __confstr_chk F + __connect F + __ctype_b_loc F + __ctype_get_mb_cur_max F + __ctype_tolower_loc F + __ctype_toupper_loc F + __curbrk D 0x4 + __cxa_at_quick_exit F + __cxa_atexit F + __cxa_finalize F + __cxa_thread_atexit_impl F + __cyg_profile_func_enter F + __cyg_profile_func_exit F + __daylight D 0x4 + __dcgettext F + __default_morecore F + __dgettext F + __divdf3 F + __divsf3 F + __dprintf_chk F + __dup2 F + __duplocale F + __endmntent F + __environ D 0x4 + __eqdf2 F + __eqsf2 F + __errno_location F + __extendsfdf2 F + __fbufsize F + __fcntl F + __fdelt_chk F + __fdelt_warn F + __ffs F + __fgets_chk F + __fgets_unlocked_chk F + __fgetws_chk F + __fgetws_unlocked_chk F + __finite F + __finitef F + __finitel F + __fixdfdi F + __fixdfsi F + __fixsfdi F + __fixsfsi F + __fixunsdfdi F + __fixunsdfsi F + __fixunssfdi F + __fixunssfsi F + __flbf F + __floatdidf F + __floatdisf F + __floatsidf F + __floatsisf F + __floatundidf F + __floatundisf F + __floatunsidf F + __floatunsisf F + __fork F + __fpending F + __fprintf_chk F + __fpu_control D 0x4 + __fpurge F + __fread_chk F + __fread_unlocked_chk F + __freadable F + __freading F + __free_hook D 0x4 + __freelocale F + __fsetlocking F + __fwprintf_chk F + __fwritable F + __fwriting F + __fxstat F + __fxstat64 F + __fxstatat F + __fxstatat64 F + __gedf2 F + __gesf2 F + __getauxval F + __getcwd_chk F + __getdelim F + __getdomainname_chk F + __getgroups_chk F + __gethostname_chk F + __getlogin_r_chk F + __getmntent_r F + __getpagesize F + __getpgid F + __getpid F + __gets_chk F + __gettimeofday F + __getwd_chk F + __gmtime_r F + __gtdf2 F + __gtsf2 F + __h_errno_location F + __isalnum_l F + __isalpha_l F + __isascii_l F + __isblank_l F + __iscntrl_l F + __isctype F + __isdigit_l F + __isgraph_l F + __isinf F + __isinff F + __isinfl F + __islower_l F + __isnan F + __isnanf F + __isnanl F + __isoc99_fscanf F + __isoc99_fwscanf F + __isoc99_scanf F + __isoc99_sscanf F + __isoc99_swscanf F + __isoc99_vfscanf F + __isoc99_vfwscanf F + __isoc99_vscanf F + __isoc99_vsscanf F + __isoc99_vswscanf F + __isoc99_vwscanf F + __isoc99_wscanf F + __isprint_l F + __ispunct_l F + __isspace_l F + __isupper_l F + __iswalnum_l F + __iswalpha_l F + __iswblank_l F + __iswcntrl_l F + __iswctype F + __iswctype_l F + __iswdigit_l F + __iswgraph_l F + __iswlower_l F + __iswprint_l F + __iswpunct_l F + __iswspace_l F + __iswupper_l F + __iswxdigit_l F + __isxdigit_l F + __ivaliduser F + __key_decryptsession_pk_LOCAL D 0x4 + __key_encryptsession_pk_LOCAL D 0x4 + __key_gendes_LOCAL D 0x4 + __ledf2 F + __lesf2 F + __libc_allocate_rtsig F + __libc_calloc F + __libc_current_sigrtmax F + __libc_current_sigrtmin F + __libc_free F + __libc_freeres F + __libc_init_first F + __libc_mallinfo F + __libc_malloc F + __libc_mallopt F + __libc_memalign F + __libc_pvalloc F + __libc_realloc F + __libc_sa_len F + __libc_start_main F + __libc_valloc F + __longjmp_chk F + __lseek F + __ltdf2 F + __ltsf2 F + __lxstat F + __lxstat64 F + __malloc_hook D 0x4 + __malloc_initialize_hook D 0x4 + __mbrlen F + __mbrtowc F + __mbsnrtowcs_chk F + __mbsrtowcs_chk F + __mbstowcs_chk F + __memalign_hook D 0x4 + __memcpy_chk F + __memmove_chk F + __mempcpy F + __mempcpy_chk F + __mempcpy_small F + __memset_chk F + __monstartup F + __morecore D 0x4 + __muldf3 F + __mulsf3 F + __nanosleep F + __nedf2 F + __negdf2 F + __negsf2 F + __nesf2 F + __newlocale F + __nl_langinfo_l F + __nss_configure_lookup F + __nss_database_lookup F + __nss_group_lookup F + __nss_hostname_digits_dots F + __nss_hosts_lookup F + __nss_next F + __nss_passwd_lookup F + __obstack_printf_chk F + __obstack_vprintf_chk F + __open F + __open64 F + __open64_2 F + __open_2 F + __openat64_2 F + __openat_2 F + __overflow F + __pipe F + __poll F + __poll_chk F + __posix_getopt F + __ppoll_chk F + __pread64 F + __pread64_chk F + __pread_chk F + __printf_chk F + __printf_fp F + __profile_frequency F + __progname D 0x4 + __progname_full D 0x4 + __ptsname_r_chk F + __pwrite64 F + __rawmemchr F + __rcmd_errstr D 0x4 + __read F + __read_chk F + __readlink_chk F + __readlinkat_chk F + __realloc_hook D 0x4 + __realpath_chk F + __recv_chk F + __recvfrom_chk F + __register_atfork F + __res_init F + __res_nclose F + __res_ninit F + __res_randomid F + __res_state F + __rpc_thread_createerr F + __rpc_thread_svc_fdset F + __rpc_thread_svc_max_pollfd F + __rpc_thread_svc_pollfd F + __sbrk F + __sched_cpualloc F + __sched_cpucount F + __sched_cpufree F + __sched_get_priority_max F + __sched_get_priority_min F + __sched_getparam F + __sched_getscheduler F + __sched_setscheduler F + __sched_yield F + __select F + __setmntent F + __setpgid F + __sigaction F + __sigaddset F + __sigdelset F + __sigismember F + __signbit F + __signbitf F + __sigpause F + __sigsetjmp F + __sigsuspend F + __snprintf_chk F + __sprintf_chk F + __stack_chk_fail F + __statfs F + __stpcpy F + __stpcpy_chk F + __stpcpy_small F + __stpncpy F + __stpncpy_chk F + __strcasecmp F + __strcasecmp_l F + __strcasestr F + __strcat_chk F + __strcoll_l F + __strcpy_chk F + __strcpy_small F + __strcspn_c1 F + __strcspn_c2 F + __strcspn_c3 F + __strdup F + __strerror_r F + __strfmon_l F + __strftime_l F + __strncasecmp_l F + __strncat_chk F + __strncpy_chk F + __strndup F + __strpbrk_c2 F + __strpbrk_c3 F + __strsep_1c F + __strsep_2c F + __strsep_3c F + __strsep_g F + __strspn_c1 F + __strspn_c2 F + __strspn_c3 F + __strtod_internal F + __strtod_l F + __strtof_internal F + __strtof_l F + __strtok_r F + __strtok_r_1c F + __strtol_internal F + __strtol_l F + __strtold_internal F + __strtold_l F + __strtoll_internal F + __strtoll_l F + __strtoul_internal F + __strtoul_l F + __strtoull_internal F + __strtoull_l F + __strverscmp F + __strxfrm_l F + __subdf3 F + __subsf3 F + __swprintf_chk F + __sysconf F + __syslog_chk F + __sysv_signal F + __timezone D 0x4 + __toascii_l F + __tolower_l F + __toupper_l F + __towctrans F + __towctrans_l F + __towlower_l F + __towupper_l F + __truncdfsf2 F + __ttyname_r_chk F + __tzname D 0x8 + __uflow F + __underflow F + __unorddf2 F + __unordsf2 F + __uselocale F + __vasprintf_chk F + __vdprintf_chk F + __vfork F + __vfprintf_chk F + __vfscanf F + __vfwprintf_chk F + __vprintf_chk F + __vsnprintf F + __vsnprintf_chk F + __vsprintf_chk F + __vsscanf F + __vswprintf_chk F + __vsyslog_chk F + __vwprintf_chk F + __wait F + __waitpid F + __wcpcpy_chk F + __wcpncpy_chk F + __wcrtomb_chk F + __wcscasecmp_l F + __wcscat_chk F + __wcscoll_l F + __wcscpy_chk F + __wcsftime_l F + __wcsncasecmp_l F + __wcsncat_chk F + __wcsncpy_chk F + __wcsnrtombs_chk F + __wcsrtombs_chk F + __wcstod_internal F + __wcstod_l F + __wcstof_internal F + __wcstof_l F + __wcstol_internal F + __wcstol_l F + __wcstold_internal F + __wcstold_l F + __wcstoll_internal F + __wcstoll_l F + __wcstombs_chk F + __wcstoul_internal F + __wcstoul_l F + __wcstoull_internal F + __wcstoull_l F + __wcsxfrm_l F + __wctomb_chk F + __wctrans_l F + __wctype_l F + __wmemcpy_chk F + __wmemmove_chk F + __wmempcpy_chk F + __wmemset_chk F + __woverflow F + __wprintf_chk F + __write F + __wuflow F + __wunderflow F + __xmknod F + __xmknodat F + __xpg_basename F + __xpg_sigpause F + __xpg_strerror_r F + __xstat F + __xstat64 F + _authenticate F + _dl_mcount_wrapper F + _dl_mcount_wrapper_check F + _environ D 0x4 + _exit F + _flush_cache F + _flushlbf F + _libc_intl_domainname D 0x5 + _longjmp F + _mcleanup F + _mcount F + _nl_default_dirname D 0x12 + _nl_domain_bindings D 0x4 + _nl_msg_cat_cntr D 0x4 + _null_auth D 0xc + _obstack_allocated_p F + _obstack_begin F + _obstack_begin_1 F + _obstack_free F + _obstack_memory_used F + _obstack_newchunk F + _res D 0x200 + _res_hconf D 0x30 + _rpc_dtablesize F + _seterr_reply F + _setjmp F + _sys_errlist D 0x21c + _sys_nerr D 0x4 + _sys_siglist D 0x104 + _tolower F + _toupper F + a64l F + abort F + abs F + accept F + accept4 F + access F + acct F + addmntent F + addseverity F + adjtime F + adjtimex F + advance F + alarm F + aligned_alloc F + alphasort F + alphasort64 F + argp_err_exit_status D 0x4 + argp_error F + argp_failure F + argp_help F + argp_parse F + argp_program_bug_address D 0x4 + argp_program_version D 0x4 + argp_program_version_hook D 0x4 + argp_state_help F + argp_usage F + argz_add F + argz_add_sep F + argz_append F + argz_count F + argz_create F + argz_create_sep F + argz_delete F + argz_extract F + argz_insert F + argz_next F + argz_replace F + argz_stringify F + asctime F + asctime_r F + asprintf F + atof F + atoi F + atol F + atoll F + authdes_create F + authdes_getucred F + authdes_pk_create F + authnone_create F + authunix_create F + authunix_create_default F + backtrace F + backtrace_symbols F + backtrace_symbols_fd F + basename F + bcmp F + bcopy F + bdflush F + bind F + bind_textdomain_codeset F + bindresvport F + bindtextdomain F + brk F + bsd_signal F + bsearch F + btowc F + bzero F + c16rtomb F + c32rtomb F + cacheflush F + calloc F + callrpc F + canonicalize_file_name F + capget F + capset F + catclose F + catgets F + catopen F + cbc_crypt F + cfgetispeed F + cfgetospeed F + cfmakeraw F + cfree F + cfsetispeed F + cfsetospeed F + cfsetspeed F + chdir F + chflags F + chmod F + chown F + chroot F + clearenv F + clearerr F + clearerr_unlocked F + clnt_broadcast F + clnt_create F + clnt_pcreateerror F + clnt_perrno F + clnt_perror F + clnt_spcreateerror F + clnt_sperrno F + clnt_sperror F + clntraw_create F + clnttcp_create F + clntudp_bufcreate F + clntudp_create F + clntunix_create F + clock F + clock_adjtime F + clock_getcpuclockid F + clock_getres F + clock_gettime F + clock_nanosleep F + clock_settime F + clone F + close F + closedir F + closelog F + confstr F + connect F + copysign F + copysignf F + copysignl F + creat F + creat64 F + create_module F + ctermid F + ctime F + ctime_r F + cuserid F + daemon F + daylight D 0x4 + dcgettext F + dcngettext F + delete_module F + des_setparity F + dgettext F + difftime F + dirfd F + dirname F + div F + dl_iterate_phdr F + dngettext F + dprintf F + drand48 F + drand48_r F + dup F + dup2 F + dup3 F + duplocale F + dysize F + eaccess F + ecb_crypt F + ecvt F + ecvt_r F + endaliasent F + endfsent F + endgrent F + endhostent F + endmntent F + endnetent F + endnetgrent F + endprotoent F + endpwent F + endrpcent F + endservent F + endsgent F + endspent F + endttyent F + endusershell F + endutent F + endutxent F + environ D 0x4 + envz_add F + envz_entry F + envz_get F + envz_merge F + envz_remove F + envz_strip F + epoll_create F + epoll_create1 F + epoll_ctl F + epoll_pwait F + epoll_wait F + erand48 F + erand48_r F + err F + error F + error_at_line F + error_message_count D 0x4 + error_one_per_line D 0x4 + error_print_progname D 0x4 + errx F + ether_aton F + ether_aton_r F + ether_hostton F + ether_line F + ether_ntoa F + ether_ntoa_r F + ether_ntohost F + euidaccess F + eventfd F + eventfd_read F + eventfd_write F + execl F + execle F + execlp F + execv F + execve F + execvp F + execvpe F + exit F + faccessat F + fallocate F + fallocate64 F + fanotify_init F + fanotify_mark F + fattach F + fchdir F + fchflags F + fchmod F + fchmodat F + fchown F + fchownat F + fclose F + fcloseall F + fcntl F + fcvt F + fcvt_r F + fdatasync F + fdetach F + fdopen F + fdopendir F + feof F + feof_unlocked F + ferror F + ferror_unlocked F + fexecve F + fflush F + fflush_unlocked F + ffs F + ffsl F + ffsll F + fgetc F + fgetc_unlocked F + fgetgrent F + fgetgrent_r F + fgetpos F + fgetpos64 F + fgetpwent F + fgetpwent_r F + fgets F + fgets_unlocked F + fgetsgent F + fgetsgent_r F + fgetspent F + fgetspent_r F + fgetwc F + fgetwc_unlocked F + fgetws F + fgetws_unlocked F + fgetxattr F + fileno F + fileno_unlocked F + finite F + finitef F + finitel F + flistxattr F + flock F + flockfile F + fmemopen F + fmtmsg F + fnmatch F + fopen F + fopen64 F + fopencookie F + fork F + fpathconf F + fprintf F + fputc F + fputc_unlocked F + fputs F + fputs_unlocked F + fputwc F + fputwc_unlocked F + fputws F + fputws_unlocked F + fread F + fread_unlocked F + free F + freeaddrinfo F + freeifaddrs F + freelocale F + fremovexattr F + freopen F + freopen64 F + frexp F + frexpf F + frexpl F + fscanf F + fseek F + fseeko F + fseeko64 F + fsetpos F + fsetpos64 F + fsetxattr F + fstatfs F + fstatfs64 F + fstatvfs F + fstatvfs64 F + fsync F + ftell F + ftello F + ftello64 F + ftime F + ftok F + ftruncate F + ftruncate64 F + ftrylockfile F + fts_children F + fts_close F + fts_open F + fts_read F + fts_set F + ftw F + ftw64 F + funlockfile F + futimens F + futimes F + futimesat F + fwide F + fwprintf F + fwrite F + fwrite_unlocked F + fwscanf F + gai_strerror F + gcvt F + get_avphys_pages F + get_current_dir_name F + get_kernel_syms F + get_myaddress F + get_nprocs F + get_nprocs_conf F + get_phys_pages F + getaddrinfo F + getaliasbyname F + getaliasbyname_r F + getaliasent F + getaliasent_r F + getauxval F + getc F + getc_unlocked F + getchar F + getchar_unlocked F + getcontext F + getcwd F + getdate F + getdate_err D 0x4 + getdate_r F + getdelim F + getdirentries F + getdirentries64 F + getdomainname F + getdtablesize F + getegid F + getenv F + geteuid F + getfsent F + getfsfile F + getfsspec F + getgid F + getgrent F + getgrent_r F + getgrgid F + getgrgid_r F + getgrnam F + getgrnam_r F + getgrouplist F + getgroups F + gethostbyaddr F + gethostbyaddr_r F + gethostbyname F + gethostbyname2 F + gethostbyname2_r F + gethostbyname_r F + gethostent F + gethostent_r F + gethostid F + gethostname F + getifaddrs F + getipv4sourcefilter F + getitimer F + getline F + getloadavg F + getlogin F + getlogin_r F + getmntent F + getmntent_r F + getmsg F + getnameinfo F + getnetbyaddr F + getnetbyaddr_r F + getnetbyname F + getnetbyname_r F + getnetent F + getnetent_r F + getnetgrent F + getnetgrent_r F + getnetname F + getopt F + getopt_long F + getopt_long_only F + getpagesize F + getpass F + getpeername F + getpgid F + getpgrp F + getpid F + getpmsg F + getppid F + getpriority F + getprotobyname F + getprotobyname_r F + getprotobynumber F + getprotobynumber_r F + getprotoent F + getprotoent_r F + getpt F + getpublickey F + getpw F + getpwent F + getpwent_r F + getpwnam F + getpwnam_r F + getpwuid F + getpwuid_r F + getresgid F + getresuid F + getrlimit F + getrlimit64 F + getrpcbyname F + getrpcbyname_r F + getrpcbynumber F + getrpcbynumber_r F + getrpcent F + getrpcent_r F + getrpcport F + getrusage F + gets F + getsecretkey F + getservbyname F + getservbyname_r F + getservbyport F + getservbyport_r F + getservent F + getservent_r F + getsgent F + getsgent_r F + getsgnam F + getsgnam_r F + getsid F + getsockname F + getsockopt F + getsourcefilter F + getspent F + getspent_r F + getspnam F + getspnam_r F + getsubopt F + gettext F + gettimeofday F + getttyent F + getttynam F + getuid F + getusershell F + getutent F + getutent_r F + getutid F + getutid_r F + getutline F + getutline_r F + getutmp F + getutmpx F + getutxent F + getutxid F + getutxline F + getw F + getwc F + getwc_unlocked F + getwchar F + getwchar_unlocked F + getwd F + getxattr F + glob F + glob64 F + glob_pattern_p F + globfree F + globfree64 F + gmtime F + gmtime_r F + gnu_dev_major F + gnu_dev_makedev F + gnu_dev_minor F + gnu_get_libc_release F + gnu_get_libc_version F + grantpt F + group_member F + gsignal F + gtty F + h_errlist D 0x14 + h_nerr D 0x4 + hasmntopt F + hcreate F + hcreate_r F + hdestroy F + hdestroy_r F + herror F + host2netname F + hsearch F + hsearch_r F + hstrerror F + htonl F + htons F + iconv F + iconv_close F + iconv_open F + if_freenameindex F + if_indextoname F + if_nameindex F + if_nametoindex F + imaxabs F + imaxdiv F + in6addr_any D 0x10 + in6addr_loopback D 0x10 + index F + inet6_opt_append F + inet6_opt_find F + inet6_opt_finish F + inet6_opt_get_val F + inet6_opt_init F + inet6_opt_next F + inet6_opt_set_val F + inet6_option_alloc F + inet6_option_append F + inet6_option_find F + inet6_option_init F + inet6_option_next F + inet6_option_space F + inet6_rth_add F + inet6_rth_getaddr F + inet6_rth_init F + inet6_rth_reverse F + inet6_rth_segments F + inet6_rth_space F + inet_addr F + inet_aton F + inet_lnaof F + inet_makeaddr F + inet_netof F + inet_network F + inet_nsap_addr F + inet_nsap_ntoa F + inet_ntoa F + inet_ntop F + inet_pton F + init_module F + initgroups F + initstate F + initstate_r F + innetgr F + inotify_add_watch F + inotify_init F + inotify_init1 F + inotify_rm_watch F + insque F + ioctl F + iruserok F + iruserok_af F + isalnum F + isalnum_l F + isalpha F + isalpha_l F + isascii F + isastream F + isatty F + isblank F + isblank_l F + iscntrl F + iscntrl_l F + isctype F + isdigit F + isdigit_l F + isfdtype F + isgraph F + isgraph_l F + isinf F + isinff F + isinfl F + islower F + islower_l F + isnan F + isnanf F + isnanl F + isprint F + isprint_l F + ispunct F + ispunct_l F + isspace F + isspace_l F + isupper F + isupper_l F + iswalnum F + iswalnum_l F + iswalpha F + iswalpha_l F + iswblank F + iswblank_l F + iswcntrl F + iswcntrl_l F + iswctype F + iswctype_l F + iswdigit F + iswdigit_l F + iswgraph F + iswgraph_l F + iswlower F + iswlower_l F + iswprint F + iswprint_l F + iswpunct F + iswpunct_l F + iswspace F + iswspace_l F + iswupper F + iswupper_l F + iswxdigit F + iswxdigit_l F + isxdigit F + isxdigit_l F + jrand48 F + jrand48_r F + key_decryptsession F + key_decryptsession_pk F + key_encryptsession F + key_encryptsession_pk F + key_gendes F + key_get_conv F + key_secretkey_is_set F + key_setnet F + key_setsecret F + kill F + killpg F + klogctl F + l64a F + labs F + lchmod F + lchown F + lckpwdf F + lcong48 F + lcong48_r F + ldexp F + ldexpf F + ldexpl F + ldiv F + lfind F + lgetxattr F + link F + linkat F + listen F + listxattr F + llabs F + lldiv F + llistxattr F + llseek F + loc1 D 0x4 + loc2 D 0x4 + localeconv F + localtime F + localtime_r F + lockf F + lockf64 F + locs D 0x4 + longjmp F + lrand48 F + lrand48_r F + lremovexattr F + lsearch F + lseek F + lseek64 F + lsetxattr F + lutimes F + madvise F + makecontext F + mallinfo F + malloc F + malloc_get_state F + malloc_info F + malloc_set_state F + malloc_stats F + malloc_trim F + malloc_usable_size F + mallopt F + mallwatch D 0x4 + mblen F + mbrlen F + mbrtoc16 F + mbrtoc32 F + mbrtowc F + mbsinit F + mbsnrtowcs F + mbsrtowcs F + mbstowcs F + mbtowc F + mcheck F + mcheck_check_all F + mcheck_pedantic F + memalign F + memccpy F + memchr F + memcmp F + memcpy F + memfrob F + memmem F + memmove F + mempcpy F + memrchr F + memset F + mincore F + mkdir F + mkdirat F + mkdtemp F + mkfifo F + mkfifoat F + mkostemp F + mkostemp64 F + mkostemps F + mkostemps64 F + mkstemp F + mkstemp64 F + mkstemps F + mkstemps64 F + mktemp F + mktime F + mlock F + mlockall F + mmap F + mmap64 F + modf F + modff F + modfl F + moncontrol F + monstartup F + mount F + mprobe F + mprotect F + mrand48 F + mrand48_r F + mremap F + msgctl F + msgget F + msgrcv F + msgsnd F + msync F + mtrace F + munlock F + munlockall F + munmap F + muntrace F + name_to_handle_at F + nanosleep F + netname2host F + netname2user F + newlocale F + nfsservctl F + nftw F + nftw64 F + ngettext F + nice F + nl_langinfo F + nl_langinfo_l F + nrand48 F + nrand48_r F + ntohl F + ntohs F + ntp_adjtime F + ntp_gettime F + ntp_gettimex F + obstack_alloc_failed_handler D 0x4 + obstack_exit_failure D 0x4 + obstack_free F + obstack_printf F + obstack_vprintf F + on_exit F + open F + open64 F + open_by_handle_at F + open_memstream F + open_wmemstream F + openat F + openat64 F + opendir F + openlog F + optarg D 0x4 + opterr D 0x4 + optind D 0x4 + optopt D 0x4 + parse_printf_format F + passwd2des F + pathconf F + pause F + pclose F + perror F + personality F + pipe F + pipe2 F + pivot_root F + pmap_getmaps F + pmap_getport F + pmap_rmtcall F + pmap_set F + pmap_unset F + poll F + popen F + posix_fadvise F + posix_fadvise64 F + posix_fallocate F + posix_fallocate64 F + posix_madvise F + posix_memalign F + posix_openpt F + posix_spawn F + posix_spawn_file_actions_addclose F + posix_spawn_file_actions_adddup2 F + posix_spawn_file_actions_addopen F + posix_spawn_file_actions_destroy F + posix_spawn_file_actions_init F + posix_spawnattr_destroy F + posix_spawnattr_getflags F + posix_spawnattr_getpgroup F + posix_spawnattr_getschedparam F + posix_spawnattr_getschedpolicy F + posix_spawnattr_getsigdefault F + posix_spawnattr_getsigmask F + posix_spawnattr_init F + posix_spawnattr_setflags F + posix_spawnattr_setpgroup F + posix_spawnattr_setschedparam F + posix_spawnattr_setschedpolicy F + posix_spawnattr_setsigdefault F + posix_spawnattr_setsigmask F + posix_spawnp F + ppoll F + prctl F + pread F + pread64 F + preadv F + preadv64 F + printf F + printf_size F + printf_size_info F + prlimit F + prlimit64 F + process_vm_readv F + process_vm_writev F + profil F + program_invocation_name D 0x4 + program_invocation_short_name D 0x4 + pselect F + psiginfo F + psignal F + pthread_attr_destroy F + pthread_attr_getdetachstate F + pthread_attr_getinheritsched F + pthread_attr_getschedparam F + pthread_attr_getschedpolicy F + pthread_attr_getscope F + pthread_attr_init F + pthread_attr_setdetachstate F + pthread_attr_setinheritsched F + pthread_attr_setschedparam F + pthread_attr_setschedpolicy F + pthread_attr_setscope F + pthread_cond_broadcast F + pthread_cond_destroy F + pthread_cond_init F + pthread_cond_signal F + pthread_cond_timedwait F + pthread_cond_wait F + pthread_condattr_destroy F + pthread_condattr_init F + pthread_equal F + pthread_exit F + pthread_getschedparam F + pthread_mutex_destroy F + pthread_mutex_init F + pthread_mutex_lock F + pthread_mutex_unlock F + pthread_self F + pthread_setcancelstate F + pthread_setcanceltype F + pthread_setschedparam F + ptrace F + ptsname F + ptsname_r F + putc F + putc_unlocked F + putchar F + putchar_unlocked F + putenv F + putgrent F + putmsg F + putpmsg F + putpwent F + puts F + putsgent F + putspent F + pututline F + pututxline F + putw F + putwc F + putwc_unlocked F + putwchar F + putwchar_unlocked F + pvalloc F + pwrite F + pwrite64 F + pwritev F + pwritev64 F + qecvt F + qecvt_r F + qfcvt F + qfcvt_r F + qgcvt F + qsort F + qsort_r F + query_module F + quick_exit F + quotactl F + raise F + rand F + rand_r F + random F + random_r F + rawmemchr F + rcmd F + rcmd_af F + re_comp F + re_compile_fastmap F + re_compile_pattern F + re_exec F + re_match F + re_match_2 F + re_search F + re_search_2 F + re_set_registers F + re_set_syntax F + re_syntax_options D 0x4 + read F + readahead F + readdir F + readdir64 F + readdir64_r F + readdir_r F + readlink F + readlinkat F + readv F + realloc F + realpath F + reboot F + recv F + recvfrom F + recvmmsg F + recvmsg F + regcomp F + regerror F + regexec F + regfree F + register_printf_function F + register_printf_modifier F + register_printf_specifier F + register_printf_type F + registerrpc F + remap_file_pages F + remove F + removexattr F + remque F + rename F + renameat F + revoke F + rewind F + rewinddir F + rexec F + rexec_af F + rexecoptions D 0x4 + rindex F + rmdir F + rpc_createerr D 0x10 + rpmatch F + rresvport F + rresvport_af F + rtime F + ruserok F + ruserok_af F + ruserpass F + sbrk F + scalbn F + scalbnf F + scalbnl F + scandir F + scandir64 F + scandirat F + scandirat64 F + scanf F + sched_get_priority_max F + sched_get_priority_min F + sched_getaffinity F + sched_getcpu F + sched_getparam F + sched_getscheduler F + sched_rr_get_interval F + sched_setaffinity F + sched_setparam F + sched_setscheduler F + sched_yield F + secure_getenv F + seed48 F + seed48_r F + seekdir F + select F + semctl F + semget F + semop F + semtimedop F + send F + sendfile F + sendfile64 F + sendmmsg F + sendmsg F + sendto F + setaliasent F + setbuf F + setbuffer F + setcontext F + setdomainname F + setegid F + setenv F + seteuid F + setfsent F + setfsgid F + setfsuid F + setgid F + setgrent F + setgroups F + sethostent F + sethostid F + sethostname F + setipv4sourcefilter F + setitimer F + setjmp F + setlinebuf F + setlocale F + setlogin F + setlogmask F + setmntent F + setnetent F + setnetgrent F + setns F + setpgid F + setpgrp F + setpriority F + setprotoent F + setpwent F + setregid F + setresgid F + setresuid F + setreuid F + setrlimit F + setrlimit64 F + setrpcent F + setservent F + setsgent F + setsid F + setsockopt F + setsourcefilter F + setspent F + setstate F + setstate_r F + settimeofday F + setttyent F + setuid F + setusershell F + setutent F + setutxent F + setvbuf F + setxattr F + sgetsgent F + sgetsgent_r F + sgetspent F + sgetspent_r F + shmat F + shmctl F + shmdt F + shmget F + shutdown F + sigaction F + sigaddset F + sigaltstack F + sigandset F + sigblock F + sigdelset F + sigemptyset F + sigfillset F + siggetmask F + sighold F + sigignore F + siginterrupt F + sigisemptyset F + sigismember F + siglongjmp F + signal F + signalfd F + sigorset F + sigpause F + sigpending F + sigprocmask F + sigqueue F + sigrelse F + sigreturn F + sigset F + sigsetmask F + sigstack F + sigsuspend F + sigtimedwait F + sigwait F + sigwaitinfo F + sleep F + snprintf F + sockatmark F + socket F + socketpair F + splice F + sprintf F + sprofil F + srand F + srand48 F + srand48_r F + srandom F + srandom_r F + sscanf F + ssignal F + sstk F + statfs F + statfs64 F + statvfs F + statvfs64 F + stderr D 0x4 + stdin D 0x4 + stdout D 0x4 + step F + stime F + stpcpy F + stpncpy F + strcasecmp F + strcasecmp_l F + strcasestr F + strcat F + strchr F + strchrnul F + strcmp F + strcoll F + strcoll_l F + strcpy F + strcspn F + strdup F + strerror F + strerror_l F + strerror_r F + strfmon F + strfmon_l F + strfry F + strftime F + strftime_l F + strlen F + strncasecmp F + strncasecmp_l F + strncat F + strncmp F + strncpy F + strndup F + strnlen F + strpbrk F + strptime F + strptime_l F + strrchr F + strsep F + strsignal F + strspn F + strstr F + strtod F + strtod_l F + strtof F + strtof_l F + strtoimax F + strtok F + strtok_r F + strtol F + strtol_l F + strtold F + strtold_l F + strtoll F + strtoll_l F + strtoq F + strtoul F + strtoul_l F + strtoull F + strtoull_l F + strtoumax F + strtouq F + strverscmp F + strxfrm F + strxfrm_l F + stty F + svc_exit F + svc_fdset D 0x80 + svc_getreq F + svc_getreq_common F + svc_getreq_poll F + svc_getreqset F + svc_max_pollfd D 0x4 + svc_pollfd D 0x4 + svc_register F + svc_run F + svc_sendreply F + svc_unregister F + svcauthdes_stats D 0xc + svcerr_auth F + svcerr_decode F + svcerr_noproc F + svcerr_noprog F + svcerr_progvers F + svcerr_systemerr F + svcerr_weakauth F + svcfd_create F + svcraw_create F + svctcp_create F + svcudp_bufcreate F + svcudp_create F + svcudp_enablecache F + svcunix_create F + svcunixfd_create F + swab F + swapcontext F + swapoff F + swapon F + swprintf F + swscanf F + symlink F + symlinkat F + sync F + sync_file_range F + syncfs F + sys_errlist D 0x21c + sys_nerr D 0x4 + sys_sigabbrev D 0x104 + sys_siglist D 0x104 + syscall F + sysconf F + sysctl F + sysinfo F + syslog F + system F + sysv_signal F + tcdrain F + tcflow F + tcflush F + tcgetattr F + tcgetpgrp F + tcgetsid F + tcsendbreak F + tcsetattr F + tcsetpgrp F + tdelete F + tdestroy F + tee F + telldir F + tempnam F + textdomain F + tfind F + time F + timegm F + timelocal F + timerfd_create F + timerfd_gettime F + timerfd_settime F + times F + timespec_get F + timezone D 0x4 + tmpfile F + tmpfile64 F + tmpnam F + tmpnam_r F + toascii F + tolower F + tolower_l F + toupper F + toupper_l F + towctrans F + towctrans_l F + towlower F + towlower_l F + towupper F + towupper_l F + tr_break F + truncate F + truncate64 F + tsearch F + ttyname F + ttyname_r F + ttyslot F + twalk F + tzname D 0x8 + tzset F + ualarm F + ulckpwdf F + ulimit F + umask F + umount F + umount2 F + uname F + ungetc F + ungetwc F + unlink F + unlinkat F + unlockpt F + unsetenv F + unshare F + updwtmp F + updwtmpx F + uselib F + uselocale F + user2netname F + usleep F + ustat F + utime F + utimensat F + utimes F + utmpname F + utmpxname F + valloc F + vasprintf F + vdprintf F + verr F + verrx F + versionsort F + versionsort64 F + vfork F + vfprintf F + vfscanf F + vfwprintf F + vfwscanf F + vhangup F + vlimit F + vmsplice F + vprintf F + vscanf F + vsnprintf F + vsprintf F + vsscanf F + vswprintf F + vswscanf F + vsyslog F + vtimes F + vwarn F + vwarnx F + vwprintf F + vwscanf F + wait F + wait3 F + wait4 F + waitid F + waitpid F + warn F + warnx F + wcpcpy F + wcpncpy F + wcrtomb F + wcscasecmp F + wcscasecmp_l F + wcscat F + wcschr F + wcschrnul F + wcscmp F + wcscoll F + wcscoll_l F + wcscpy F + wcscspn F + wcsdup F + wcsftime F + wcsftime_l F + wcslen F + wcsncasecmp F + wcsncasecmp_l F + wcsncat F + wcsncmp F + wcsncpy F + wcsnlen F + wcsnrtombs F + wcspbrk F + wcsrchr F + wcsrtombs F + wcsspn F + wcsstr F + wcstod F + wcstod_l F + wcstof F + wcstof_l F + wcstoimax F + wcstok F + wcstol F + wcstol_l F + wcstold F + wcstold_l F + wcstoll F + wcstoll_l F + wcstombs F + wcstoq F + wcstoul F + wcstoul_l F + wcstoull F + wcstoull_l F + wcstoumax F + wcstouq F + wcswcs F + wcswidth F + wcsxfrm F + wcsxfrm_l F + wctob F + wctomb F + wctrans F + wctrans_l F + wctype F + wctype_l F + wcwidth F + wmemchr F + wmemcmp F + wmemcpy F + wmemmove F + wmempcpy F + wmemset F + wordexp F + wordfree F + wprintf F + write F + writev F + wscanf F + xdecrypt F + xdr_accepted_reply F + xdr_array F + xdr_authdes_cred F + xdr_authdes_verf F + xdr_authunix_parms F + xdr_bool F + xdr_bytes F + xdr_callhdr F + xdr_callmsg F + xdr_char F + xdr_cryptkeyarg F + xdr_cryptkeyarg2 F + xdr_cryptkeyres F + xdr_des_block F + xdr_double F + xdr_enum F + xdr_float F + xdr_free F + xdr_getcredres F + xdr_hyper F + xdr_int F + xdr_int16_t F + xdr_int32_t F + xdr_int64_t F + xdr_int8_t F + xdr_key_netstarg F + xdr_key_netstres F + xdr_keybuf F + xdr_keystatus F + xdr_long F + xdr_longlong_t F + xdr_netnamestr F + xdr_netobj F + xdr_opaque F + xdr_opaque_auth F + xdr_pmap F + xdr_pmaplist F + xdr_pointer F + xdr_quad_t F + xdr_reference F + xdr_rejected_reply F + xdr_replymsg F + xdr_rmtcall_args F + xdr_rmtcallres F + xdr_short F + xdr_sizeof F + xdr_string F + xdr_u_char F + xdr_u_hyper F + xdr_u_int F + xdr_u_long F + xdr_u_longlong_t F + xdr_u_quad_t F + xdr_u_short F + xdr_uint16_t F + xdr_uint32_t F + xdr_uint64_t F + xdr_uint8_t F + xdr_union F + xdr_unixcred F + xdr_vector F + xdr_void F + xdr_wrapstring F + xdrmem_create F + xdrrec_create F + xdrrec_endofrecord F + xdrrec_eof F + xdrrec_skiprecord F + xdrstdio_create F + xencrypt F + xprt_register F + xprt_unregister F diff --git a/sysdeps/unix/sysv/linux/arc/libcrypt.abilist b/sysdeps/unix/sysv/linux/arc/libcrypt.abilist new file mode 100644 index 000000000000..835e081728ec --- /dev/null +++ b/sysdeps/unix/sysv/linux/arc/libcrypt.abilist @@ -0,0 +1,9 @@ +GLIBC_2.24 + GLIBC_2.24 A + crypt F + crypt_r F + encrypt F + encrypt_r F + fcrypt F + setkey F + setkey_r F diff --git a/sysdeps/unix/sysv/linux/arc/libdl.abilist b/sysdeps/unix/sysv/linux/arc/libdl.abilist new file mode 100644 index 000000000000..ec7296aa7502 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arc/libdl.abilist @@ -0,0 +1,11 @@ +GLIBC_2.24 + GLIBC_2.24 A + dladdr F + dladdr1 F + dlclose F + dlerror F + dlinfo F + dlmopen F + dlopen F + dlsym F + dlvsym F diff --git a/sysdeps/unix/sysv/linux/arc/libm.abilist b/sysdeps/unix/sysv/linux/arc/libm.abilist new file mode 100644 index 000000000000..bf2792093ba8 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arc/libm.abilist @@ -0,0 +1,370 @@ +GLIBC_2.24 + GLIBC_2.24 A + _LIB_VERSION D 0x4 + __acos_finite F + __acosf_finite F + __acosh_finite F + __acoshf_finite F + __asin_finite F + __asinf_finite F + __atan2_finite F + __atan2f_finite F + __atanh_finite F + __atanhf_finite F + __clog10 F + __clog10f F + __clog10l F + __cosh_finite F + __coshf_finite F + __exp10_finite F + __exp10f_finite F + __exp2_finite F + __exp2f_finite F + __exp_finite F + __expf_finite F + __finite F + __finitef F + __finitel F + __fmod_finite F + __fmodf_finite F + __fpclassify F + __fpclassifyf F + __gamma_r_finite F + __gammaf_r_finite F + __hypot_finite F + __hypotf_finite F + __issignaling F + __issignalingf F + __j0_finite F + __j0f_finite F + __j1_finite F + __j1f_finite F + __jn_finite F + __jnf_finite F + __lgamma_r_finite F + __lgammaf_r_finite F + __log10_finite F + __log10f_finite F + __log2_finite F + __log2f_finite F + __log_finite F + __logf_finite F + __pow_finite F + __powf_finite F + __remainder_finite F + __remainderf_finite F + __scalb_finite F + __scalbf_finite F + __signbit F + __signbitf F + __sinh_finite F + __sinhf_finite F + __sqrt_finite F + __sqrtf_finite F + __y0_finite F + __y0f_finite F + __y1_finite F + __y1f_finite F + __yn_finite F + __ynf_finite F + acos F + acosf F + acosh F + acoshf F + acoshl F + acosl F + asin F + asinf F + asinh F + asinhf F + asinhl F + asinl F + atan F + atan2 F + atan2f F + atan2l F + atanf F + atanh F + atanhf F + atanhl F + atanl F + cabs F + cabsf F + cabsl F + cacos F + cacosf F + cacosh F + cacoshf F + cacoshl F + cacosl F + carg F + cargf F + cargl F + casin F + casinf F + casinh F + casinhf F + casinhl F + casinl F + catan F + catanf F + catanh F + catanhf F + catanhl F + catanl F + cbrt F + cbrtf F + cbrtl F + ccos F + ccosf F + ccosh F + ccoshf F + ccoshl F + ccosl F + ceil F + ceilf F + ceill F + cexp F + cexpf F + cexpl F + cimag F + cimagf F + cimagl F + clog F + clog10 F + clog10f F + clog10l F + clogf F + clogl F + conj F + conjf F + conjl F + copysign F + copysignf F + copysignl F + cos F + cosf F + cosh F + coshf F + coshl F + cosl F + cpow F + cpowf F + cpowl F + cproj F + cprojf F + cprojl F + creal F + crealf F + creall F + csin F + csinf F + csinh F + csinhf F + csinhl F + csinl F + csqrt F + csqrtf F + csqrtl F + ctan F + ctanf F + ctanh F + ctanhf F + ctanhl F + ctanl F + drem F + dremf F + dreml F + erf F + erfc F + erfcf F + erfcl F + erff F + erfl F + exp F + exp10 F + exp10f F + exp10l F + exp2 F + exp2f F + exp2l F + expf F + expl F + expm1 F + expm1f F + expm1l F + fabs F + fabsf F + fabsl F + fdim F + fdimf F + fdiml F + feclearexcept F + fedisableexcept F + feenableexcept F + fegetenv F + fegetexcept F + fegetexceptflag F + fegetround F + feholdexcept F + feraiseexcept F + fesetenv F + fesetexceptflag F + fesetround F + fetestexcept F + feupdateenv F + finite F + finitef F + finitel F + floor F + floorf F + floorl F + fma F + fmaf F + fmal F + fmax F + fmaxf F + fmaxl F + fmin F + fminf F + fminl F + fmod F + fmodf F + fmodl F + frexp F + frexpf F + frexpl F + gamma F + gammaf F + gammal F + hypot F + hypotf F + hypotl F + ilogb F + ilogbf F + ilogbl F + j0 F + j0f F + j0l F + j1 F + j1f F + j1l F + jn F + jnf F + jnl F + ldexp F + ldexpf F + ldexpl F + lgamma F + lgamma_r F + lgammaf F + lgammaf_r F + lgammal F + lgammal_r F + llrint F + llrintf F + llrintl F + llround F + llroundf F + llroundl F + log F + log10 F + log10f F + log10l F + log1p F + log1pf F + log1pl F + log2 F + log2f F + log2l F + logb F + logbf F + logbl F + logf F + logl F + lrint F + lrintf F + lrintl F + lround F + lroundf F + lroundl F + matherr F + modf F + modff F + modfl F + nan F + nanf F + nanl F + nearbyint F + nearbyintf F + nearbyintl F + nextafter F + nextafterf F + nextafterl F + nexttoward F + nexttowardf F + nexttowardl F + pow F + pow10 F + pow10f F + pow10l F + powf F + powl F + remainder F + remainderf F + remainderl F + remquo F + remquof F + remquol F + rint F + rintf F + rintl F + round F + roundf F + roundl F + scalb F + scalbf F + scalbl F + scalbln F + scalblnf F + scalblnl F + scalbn F + scalbnf F + scalbnl F + signgam D 0x4 + significand F + significandf F + significandl F + sin F + sincos F + sincosf F + sincosl F + sinf F + sinh F + sinhf F + sinhl F + sinl F + sqrt F + sqrtf F + sqrtl F + tan F + tanf F + tanh F + tanhf F + tanhl F + tanl F + tgamma F + tgammaf F + tgammal F + trunc F + truncf F + truncl F + y0 F + y0f F + y0l F + y1 F + y1f F + y1l F + yn F + ynf F + ynl F diff --git a/sysdeps/unix/sysv/linux/arc/libnsl.abilist b/sysdeps/unix/sysv/linux/arc/libnsl.abilist new file mode 100644 index 000000000000..f5cd34c15cf2 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arc/libnsl.abilist @@ -0,0 +1,123 @@ +GLIBC_2.24 + GLIBC_2.24 A + __free_fdresult F + __nis_default_access F + __nis_default_group F + __nis_default_owner F + __nis_default_ttl F + __nis_finddirectory F + __nis_hash F + __nisbind_connect F + __nisbind_create F + __nisbind_destroy F + __nisbind_next F + __yp_check F + nis_add F + nis_add_entry F + nis_addmember F + nis_checkpoint F + nis_clone_directory F + nis_clone_object F + nis_clone_result F + nis_creategroup F + nis_destroy_object F + nis_destroygroup F + nis_dir_cmp F + nis_domain_of F + nis_domain_of_r F + nis_first_entry F + nis_free_directory F + nis_free_object F + nis_free_request F + nis_freenames F + nis_freeresult F + nis_freeservlist F + nis_freetags F + nis_getnames F + nis_getservlist F + nis_ismember F + nis_leaf_of F + nis_leaf_of_r F + nis_lerror F + nis_list F + nis_local_directory F + nis_local_group F + nis_local_host F + nis_local_principal F + nis_lookup F + nis_mkdir F + nis_modify F + nis_modify_entry F + nis_name_of F + nis_name_of_r F + nis_next_entry F + nis_perror F + nis_ping F + nis_print_directory F + nis_print_entry F + nis_print_group F + nis_print_group_entry F + nis_print_link F + nis_print_object F + nis_print_result F + nis_print_rights F + nis_print_table F + nis_read_obj F + nis_remove F + nis_remove_entry F + nis_removemember F + nis_rmdir F + nis_servstate F + nis_sperrno F + nis_sperror F + nis_sperror_r F + nis_stats F + nis_verifygroup F + nis_write_obj F + readColdStartFile F + writeColdStartFile F + xdr_cback_data F + xdr_domainname F + xdr_keydat F + xdr_mapname F + xdr_obj_p F + xdr_peername F + xdr_valdat F + xdr_yp_buf F + xdr_ypall F + xdr_ypbind_binding F + xdr_ypbind_resp F + xdr_ypbind_resptype F + xdr_ypbind_setdom F + xdr_ypdelete_args F + xdr_ypmap_parms F + xdr_ypmaplist F + xdr_yppush_status F + xdr_yppushresp_xfr F + xdr_ypreq_key F + xdr_ypreq_nokey F + xdr_ypreq_xfr F + xdr_ypresp_all F + xdr_ypresp_key_val F + xdr_ypresp_maplist F + xdr_ypresp_master F + xdr_ypresp_order F + xdr_ypresp_val F + xdr_ypresp_xfr F + xdr_ypstat F + xdr_ypupdate_args F + xdr_ypxfrstat F + yp_all F + yp_bind F + yp_first F + yp_get_default_domain F + yp_maplist F + yp_master F + yp_match F + yp_next F + yp_order F + yp_unbind F + yp_update F + ypbinderr_string F + yperr_string F + ypprot_err F diff --git a/sysdeps/unix/sysv/linux/arc/libpthread.abilist b/sysdeps/unix/sysv/linux/arc/libpthread.abilist new file mode 100644 index 000000000000..93b909906b92 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arc/libpthread.abilist @@ -0,0 +1,224 @@ +GLIBC_2.24 + GLIBC_2.24 A + _IO_flockfile F + _IO_ftrylockfile F + _IO_funlockfile F + __close F + __connect F + __errno_location F + __fcntl F + __fork F + __h_errno_location F + __libc_allocate_rtsig F + __libc_current_sigrtmax F + __libc_current_sigrtmin F + __lseek F + __nanosleep F + __open F + __open64 F + __pread64 F + __pthread_cleanup_routine F + __pthread_getspecific F + __pthread_key_create F + __pthread_mutex_destroy F + __pthread_mutex_init F + __pthread_mutex_lock F + __pthread_mutex_trylock F + __pthread_mutex_unlock F + __pthread_mutexattr_destroy F + __pthread_mutexattr_init F + __pthread_mutexattr_settype F + __pthread_once F + __pthread_register_cancel F + __pthread_register_cancel_defer F + __pthread_rwlock_destroy F + __pthread_rwlock_init F + __pthread_rwlock_rdlock F + __pthread_rwlock_tryrdlock F + __pthread_rwlock_trywrlock F + __pthread_rwlock_unlock F + __pthread_rwlock_wrlock F + __pthread_setspecific F + __pthread_unregister_cancel F + __pthread_unregister_cancel_restore F + __pthread_unwind_next F + __pwrite64 F + __read F + __res_state F + __send F + __sigaction F + __wait F + __write F + _pthread_cleanup_pop F + _pthread_cleanup_pop_restore F + _pthread_cleanup_push F + _pthread_cleanup_push_defer F + accept F + close F + connect F + fcntl F + flockfile F + fork F + fsync F + ftrylockfile F + funlockfile F + longjmp F + lseek F + lseek64 F + msync F + nanosleep F + open F + open64 F + pause F + pread F + pread64 F + pthread_attr_destroy F + pthread_attr_getaffinity_np F + pthread_attr_getdetachstate F + pthread_attr_getguardsize F + pthread_attr_getinheritsched F + pthread_attr_getschedparam F + pthread_attr_getschedpolicy F + pthread_attr_getscope F + pthread_attr_getstack F + pthread_attr_getstackaddr F + pthread_attr_getstacksize F + pthread_attr_init F + pthread_attr_setaffinity_np F + pthread_attr_setdetachstate F + pthread_attr_setguardsize F + pthread_attr_setinheritsched F + pthread_attr_setschedparam F + pthread_attr_setschedpolicy F + pthread_attr_setscope F + pthread_attr_setstack F + pthread_attr_setstackaddr F + pthread_attr_setstacksize F + pthread_barrier_destroy F + pthread_barrier_init F + pthread_barrier_wait F + pthread_barrierattr_destroy F + pthread_barrierattr_getpshared F + pthread_barrierattr_init F + pthread_barrierattr_setpshared F + pthread_cancel F + pthread_cond_broadcast F + pthread_cond_destroy F + pthread_cond_init F + pthread_cond_signal F + pthread_cond_timedwait F + pthread_cond_wait F + pthread_condattr_destroy F + pthread_condattr_getclock F + pthread_condattr_getpshared F + pthread_condattr_init F + pthread_condattr_setclock F + pthread_condattr_setpshared F + pthread_create F + pthread_detach F + pthread_equal F + pthread_exit F + pthread_getaffinity_np F + pthread_getattr_default_np F + pthread_getattr_np F + pthread_getconcurrency F + pthread_getcpuclockid F + pthread_getname_np F + pthread_getschedparam F + pthread_getspecific F + pthread_join F + pthread_key_create F + pthread_key_delete F + pthread_kill F + pthread_kill_other_threads_np F + pthread_mutex_consistent F + pthread_mutex_consistent_np F + pthread_mutex_destroy F + pthread_mutex_getprioceiling F + pthread_mutex_init F + pthread_mutex_lock F + pthread_mutex_setprioceiling F + pthread_mutex_timedlock F + pthread_mutex_trylock F + pthread_mutex_unlock F + pthread_mutexattr_destroy F + pthread_mutexattr_getkind_np F + pthread_mutexattr_getprioceiling F + pthread_mutexattr_getprotocol F + pthread_mutexattr_getpshared F + pthread_mutexattr_getrobust F + pthread_mutexattr_getrobust_np F + pthread_mutexattr_gettype F + pthread_mutexattr_init F + pthread_mutexattr_setkind_np F + pthread_mutexattr_setprioceiling F + pthread_mutexattr_setprotocol F + pthread_mutexattr_setpshared F + pthread_mutexattr_setrobust F + pthread_mutexattr_setrobust_np F + pthread_mutexattr_settype F + pthread_once F + pthread_rwlock_destroy F + pthread_rwlock_init F + pthread_rwlock_rdlock F + pthread_rwlock_timedrdlock F + pthread_rwlock_timedwrlock F + pthread_rwlock_tryrdlock F + pthread_rwlock_trywrlock F + pthread_rwlock_unlock F + pthread_rwlock_wrlock F + pthread_rwlockattr_destroy F + pthread_rwlockattr_getkind_np F + pthread_rwlockattr_getpshared F + pthread_rwlockattr_init F + pthread_rwlockattr_setkind_np F + pthread_rwlockattr_setpshared F + pthread_self F + pthread_setaffinity_np F + pthread_setattr_default_np F + pthread_setcancelstate F + pthread_setcanceltype F + pthread_setconcurrency F + pthread_setname_np F + pthread_setschedparam F + pthread_setschedprio F + pthread_setspecific F + pthread_sigmask F + pthread_sigqueue F + pthread_spin_destroy F + pthread_spin_init F + pthread_spin_lock F + pthread_spin_trylock F + pthread_spin_unlock F + pthread_testcancel F + pthread_timedjoin_np F + pthread_tryjoin_np F + pthread_yield F + pwrite F + pwrite64 F + raise F + read F + recv F + recvfrom F + recvmsg F + sem_close F + sem_destroy F + sem_getvalue F + sem_init F + sem_open F + sem_post F + sem_timedwait F + sem_trywait F + sem_unlink F + sem_wait F + send F + sendmsg F + sendto F + sigaction F + siglongjmp F + sigwait F + system F + tcdrain F + wait F + waitpid F + write F diff --git a/sysdeps/unix/sysv/linux/arc/libresolv.abilist b/sysdeps/unix/sysv/linux/arc/libresolv.abilist new file mode 100644 index 000000000000..4c4a55a083b6 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arc/libresolv.abilist @@ -0,0 +1,93 @@ +GLIBC_2.24 + GLIBC_2.24 A + __b64_ntop F + __b64_pton F + __dn_comp F + __dn_count_labels F + __dn_expand F + __dn_skipname F + __fp_nquery F + __fp_query F + __fp_resstat F + __hostalias F + __loc_aton F + __loc_ntoa F + __p_cdname F + __p_cdnname F + __p_class F + __p_class_syms D 0x54 + __p_fqname F + __p_fqnname F + __p_option F + __p_query F + __p_rcode F + __p_secstodate F + __p_time F + __p_type F + __p_type_syms D 0x228 + __putlong F + __putshort F + __res_close F + __res_dnok F + __res_hnok F + __res_hostalias F + __res_isourserver F + __res_mailok F + __res_mkquery F + __res_nameinquery F + __res_nmkquery F + __res_nquery F + __res_nquerydomain F + __res_nsearch F + __res_nsend F + __res_ownok F + __res_queriesmatch F + __res_query F + __res_querydomain F + __res_search F + __res_send F + __sym_ntop F + __sym_ntos F + __sym_ston F + _gethtbyaddr F + _gethtbyname F + _gethtbyname2 F + _gethtent F + _getlong F + _getshort F + _res_opcodes D 0x40 + _sethtent F + inet_net_ntop F + inet_net_pton F + inet_neta F + ns_datetosecs F + ns_format_ttl F + ns_get16 F + ns_get32 F + ns_initparse F + ns_makecanon F + ns_msg_getflag F + ns_name_compress F + ns_name_ntol F + ns_name_ntop F + ns_name_pack F + ns_name_pton F + ns_name_rollback F + ns_name_skip F + ns_name_uncompress F + ns_name_unpack F + ns_parse_ttl F + ns_parserr F + ns_put16 F + ns_put32 F + ns_samedomain F + ns_samename F + ns_skiprr F + ns_sprintrr F + ns_sprintrrf F + ns_subdomain F + res_gethostbyaddr F + res_gethostbyname F + res_gethostbyname2 F + res_send_setqhook F + res_send_setrhook F diff --git a/sysdeps/unix/sysv/linux/arc/librt.abilist b/sysdeps/unix/sysv/linux/arc/librt.abilist new file mode 100644 index 000000000000..c1192b9eca07 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arc/librt.abilist @@ -0,0 +1,37 @@ +GLIBC_2.24 + GLIBC_2.24 A + __mq_open_2 F + aio_cancel F + aio_cancel64 F + aio_error F + aio_error64 F + aio_fsync F + aio_fsync64 F + aio_init F + aio_read F + aio_read64 F + aio_return F + aio_return64 F + aio_suspend F + aio_suspend64 F + aio_write F + aio_write64 F + lio_listio F + lio_listio64 F + mq_close F + mq_getattr F + mq_notify F + mq_open F + mq_receive F + mq_send F + mq_setattr F + mq_timedreceive F + mq_timedsend F + mq_unlink F + shm_open F + shm_unlink F + timer_create F + timer_delete F + timer_getoverrun F + timer_gettime F + timer_settime F diff --git a/sysdeps/unix/sysv/linux/arc/libthread_db.abilist b/sysdeps/unix/sysv/linux/arc/libthread_db.abilist new file mode 100644 index 000000000000..5e7883768dc7 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arc/libthread_db.abilist @@ -0,0 +1,42 @@ +GLIBC_2.24 + GLIBC_2.24 A + td_init F + td_log F + td_symbol_list F + td_ta_clear_event F + td_ta_delete F + td_ta_enable_stats F + td_ta_event_addr F + td_ta_event_getmsg F + td_ta_get_nthreads F + td_ta_get_ph F + td_ta_get_stats F + td_ta_map_id2thr F + td_ta_map_lwp2thr F + td_ta_new F + td_ta_reset_stats F + td_ta_set_event F + td_ta_setconcurrency F + td_ta_thr_iter F + td_ta_tsd_iter F + td_thr_clear_event F + td_thr_dbresume F + td_thr_dbsuspend F + td_thr_event_enable F + td_thr_event_getmsg F + td_thr_get_info F + td_thr_getfpregs F + td_thr_getgregs F + td_thr_getxregs F + td_thr_getxregsize F + td_thr_set_event F + td_thr_setfpregs F + td_thr_setgregs F + td_thr_setprio F + td_thr_setsigpending F + td_thr_setxregs F + td_thr_sigsetmask F + td_thr_tls_get_addr F + td_thr_tlsbase F + td_thr_tsd F + td_thr_validate F diff --git a/sysdeps/unix/sysv/linux/arc/libutil.abilist b/sysdeps/unix/sysv/linux/arc/libutil.abilist new file mode 100644 index 000000000000..e12934336d7a --- /dev/null +++ b/sysdeps/unix/sysv/linux/arc/libutil.abilist @@ -0,0 +1,8 @@ +GLIBC_2.24 + GLIBC_2.24 A + forkpty F + login F + login_tty F + logout F + logwtmp F + openpty F diff --git a/sysdeps/unix/sysv/linux/arc/localplt.data b/sysdeps/unix/sysv/linux/arc/localplt.data new file mode 100644 index 000000000000..ee2b94889b12 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arc/localplt.data @@ -0,0 +1,35 @@ +libc.so: realloc +libc.so: __eqsf2 +libc.so: __floatsisf +libc.so: __ltdf2 +libc.so: __gedf2 +libc.so: malloc +libc.so: __nesf2 +libc.so: memalign +libc.so: __mulsf3 +libc.so: __floatunsisf +libc.so: __addsf3 +libc.so: __fixsfsi +libc.so: __subsf3 +libc.so: calloc +libc.so: __muldf3 +libc.so: __signbit +libc.so: free +libc.so: __subdf3 +libc.so: __adddf3 +libc.so: __divdf3 +libc.so: __floatsidf +libc.so: __divsf3 +libc.so: __nedf2 +libc.so: __eqdf2 +libm.so: __signbitf +libm.so: __signbit +libm.so: matherr +# The dynamic loader uses __libc_memalign internally to allocate aligned +# TLS storage. The other malloc family of functions are expected to allow +# user symbol interposition. +ld.so: __libc_memalign +ld.so: malloc +ld.so: calloc +ld.so: realloc +ld.so: free diff --git a/sysdeps/unix/sysv/linux/arc/mmap_internal.h b/sysdeps/unix/sysv/linux/arc/mmap_internal.h new file mode 100644 index 000000000000..e9b8a4366de6 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arc/mmap_internal.h @@ -0,0 +1,26 @@ +/* mmap - map files or devices into memory. Linux/ARC version. + Copyright (C) 2017 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#ifndef MMAP_ARC_INTERNAL_H +#define MMAP_ARC_INTERNAL_H + +#define MMAP2_PAGE_UNIT 8192ULL /* 8K page is default for ARC */ + +#include_next + +#endif diff --git a/sysdeps/unix/sysv/linux/arc/profil-counter.h b/sysdeps/unix/sysv/linux/arc/profil-counter.h new file mode 100644 index 000000000000..8a6a0bcf3d59 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arc/profil-counter.h @@ -0,0 +1,2 @@ +/* We can use the ix86 version. */ +#include diff --git a/sysdeps/unix/sysv/linux/arc/pt-vfork.S b/sysdeps/unix/sysv/linux/arc/pt-vfork.S new file mode 100644 index 000000000000..65cc3823ac87 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arc/pt-vfork.S @@ -0,0 +1 @@ +#include diff --git a/sysdeps/unix/sysv/linux/arc/shlib-versions b/sysdeps/unix/sysv/linux/arc/shlib-versions new file mode 100644 index 000000000000..c4d5d029812d --- /dev/null +++ b/sysdeps/unix/sysv/linux/arc/shlib-versions @@ -0,0 +1,2 @@ +DEFAULT GLIBC_2.21 +ld=ld-linux.so.2 diff --git a/sysdeps/unix/sysv/linux/arc/sigaction.c b/sysdeps/unix/sysv/linux/arc/sigaction.c new file mode 100644 index 000000000000..2bd7b0f08ddc --- /dev/null +++ b/sysdeps/unix/sysv/linux/arc/sigaction.c @@ -0,0 +1,64 @@ +/* Copyright (C) 1997-2015 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + . */ + +#include +#include +#include +#include +#include + +/* + * Default sigretrun stub if user doesn't specify SA_RESTORER + */ +static void __default_rt_sa_restorer(void) +{ + INTERNAL_SYSCALL_NCS(__NR_rt_sigreturn, , 0); +} + +#define SA_RESTORER 0x04000000 + +/* If @act is not NULL, change the action for @sig to @act. + If @oact is not NULL, put the old action for @sig in @oact. */ +int +__libc_sigaction (int sig, const struct sigaction *act, struct sigaction *oact) +{ + struct sigaction kact; + const struct sigaction *arg; + + /* + * SA_RESTORER is only relevant for act != NULL case + * (!act means caller only wants to know @oact) + */ + if (act && !(act->sa_flags & SA_RESTORER)) { + kact.sa_restorer = __default_rt_sa_restorer; + kact.sa_flags = act->sa_flags | SA_RESTORER; + + kact.sa_handler = act->sa_handler; + kact.sa_mask = act->sa_mask; + + arg = &kact; + } else { + arg = act; + } + + return INLINE_SYSCALL(rt_sigaction, 4, + sig, arg, oact, _NSIG / 8); +} + +libc_hidden_def (__libc_sigaction) + +#include diff --git a/sysdeps/unix/sysv/linux/arc/sigcontextinfo.h b/sysdeps/unix/sysv/linux/arc/sigcontextinfo.h new file mode 100644 index 000000000000..12ca534c9467 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arc/sigcontextinfo.h @@ -0,0 +1,28 @@ +/* ARC definitions for signal handling calling conventions. + Copyright (C) 2015 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#include +#include "kernel-features.h" + +#define SIGCONTEXT int _code, struct ucontext * +#define SIGCONTEXT_EXTRA_ARGS _code, +#define GET_PC(ctx) ((void *) (ctx)->uc_mcontext.regs.scratch.ret) +#define GET_FRAME(ctx) ((void *) (ctx)->uc_mcontext.regs.scratch.fp) +#define GET_STACK(ctx) ((void *) (ctx)->uc_mcontext.regs.scratch.sp) +#define CALL_SIGHANDLER(handler, signo, ctx) \ + (handler)((signo), SIGCONTEXT_EXTRA_ARGS (ctx)) diff --git a/sysdeps/unix/sysv/linux/arc/sys/cachectl.h b/sysdeps/unix/sysv/linux/arc/sys/cachectl.h new file mode 100644 index 000000000000..1f7db26af6ff --- /dev/null +++ b/sysdeps/unix/sysv/linux/arc/sys/cachectl.h @@ -0,0 +1,36 @@ +/* cacheflush - flush contents of instruction and/or data cache. + Copyright (C) 2015 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + . */ + +#ifndef _SYS_CACHECTL_H +#define _SYS_CACHECTL_H 1 + +#include + +/* Get the kernel definition for the op bits. */ +#include + +__BEGIN_DECLS + +#ifdef __USE_MISC +extern int cacheflush (void *__addr, const int __nbytes, const int __op) __THROW; +#endif +extern int _flush_cache (char *__addr, const int __nbytes, const int __op) __THROW; + +__END_DECLS + +#endif /* sys/cachectl.h */ diff --git a/sysdeps/unix/sysv/linux/arc/sys/procfs.h b/sysdeps/unix/sysv/linux/arc/sys/procfs.h new file mode 100644 index 000000000000..3f655b77f05b --- /dev/null +++ b/sysdeps/unix/sysv/linux/arc/sys/procfs.h @@ -0,0 +1,123 @@ +/* Core image file related definitions, ARC version. + Copyright (C) 1996-2015 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#ifndef _SYS_PROCFS_H +#define _SYS_PROCFS_H 1 + +/* This is somewhat modelled after the file of the same name on SVR4 + systems. It provides a definition of the core file format for ELF + used on Linux. It doesn't have anything to do with the /proc file + system, even though Linux has one. + + Anyway, the whole purpose of this file is for GDB and GDB only. + Don't read too much into it. Don't use it for anything other than + GDB unless you know what you are doing. */ + +#include +#include +#include +#include + +__BEGIN_DECLS + +/* Type for a general-purpose register. */ +typedef unsigned long elf_greg_t; + +/* And the whole bunch of them. We could have used `struct + user_regs' directly in the typedef, but tradition says that + the register set is an array, which does have some peculiar + semantics, so leave it that way. */ +#define ELF_NGREG (sizeof (struct user_regs_struct) / sizeof(elf_greg_t)) +typedef elf_greg_t elf_gregset_t[ELF_NGREG]; + +/* Register set for the floating-point registers. */ +typedef struct { } elf_fpregset_t; + +/* Signal info. */ +struct elf_siginfo + { + int si_signo; /* Signal number. */ + int si_code; /* Extra code. */ + int si_errno; /* Errno. */ + }; + +/* Definitions to generate Intel SVR4-like core files. These mostly + have the same names as the SVR4 types with "elf_" tacked on the + front to prevent clashes with Linux definitions, and the typedef + forms have been avoided. This is mostly like the SVR4 structure, + but more Linuxy, with things that Linux does not support and which + GDB doesn't really use excluded. */ + +struct elf_prstatus + { + struct elf_siginfo pr_info; /* Info associated with signal. */ + short int pr_cursig; /* Current signal. */ + unsigned long int pr_sigpend; /* Set of pending signals. */ + unsigned long int pr_sighold; /* Set of held signals. */ + __pid_t pr_pid; + __pid_t pr_ppid; + __pid_t pr_pgrp; + __pid_t pr_sid; + struct timeval pr_utime; /* User time. */ + struct timeval pr_stime; /* System time. */ + struct timeval pr_cutime; /* Cumulative user time. */ + struct timeval pr_cstime; /* Cumulative system time. */ + elf_gregset_t pr_reg; /* GP registers. */ + int pr_fpvalid; /* True if math copro being used. */ + }; + + +#define ELF_PRARGSZ (80) /* Number of chars for args. */ + +struct elf_prpsinfo + { + char pr_state; /* Numeric process state. */ + char pr_sname; /* Char for pr_state. */ + char pr_zomb; /* Zombie. */ + char pr_nice; /* Nice val. */ + unsigned long int pr_flag; /* Flags. */ + unsigned short int pr_uid; + unsigned short int pr_gid; + int pr_pid, pr_ppid, pr_pgrp, pr_sid; + /* Lots missing */ + char pr_fname[16]; /* Filename of executable. */ + char pr_psargs[ELF_PRARGSZ]; /* Initial part of arg list. */ + }; + +/* The rest of this file provides the types for emulation of the + Solaris interfaces that should be implemented by + users of libthread_db. */ + +/* Addresses. */ +typedef void *psaddr_t; + +/* Register sets. Linux has different names. */ +typedef elf_gregset_t prgregset_t; +typedef elf_fpregset_t prfpregset_t; + +/* We don't have any differences between processes and threads, + therefore have only one PID type. */ +typedef __pid_t lwpid_t; + +/* Process status and info. In the end we do provide typedefs for them. */ +typedef struct elf_prstatus prstatus_t; +typedef struct elf_prpsinfo prpsinfo_t; + +__END_DECLS + +#endif /* sys/procfs.h */ diff --git a/sysdeps/unix/sysv/linux/arc/sys/ucontext.h b/sysdeps/unix/sysv/linux/arc/sys/ucontext.h new file mode 100644 index 000000000000..37f7f9224853 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arc/sys/ucontext.h @@ -0,0 +1,40 @@ +/* struct ucontext definition, ARC version. + Copyright (C) 2015 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +/* System V/ARC ABI compliant context switching support. */ + +#ifndef _SYS_UCONTEXT_H +#define _SYS_UCONTEXT_H 1 + +#include +#include +#include + +typedef struct sigcontext mcontext_t; + +/* Userlevel context. */ +typedef struct ucontext + { + unsigned long uc_flags; + struct ucontext *uc_link; + stack_t uc_stack; + mcontext_t uc_mcontext; + __sigset_t uc_sigmask; + } ucontext_t; + +#endif /* sys/ucontext.h */ diff --git a/sysdeps/unix/sysv/linux/arc/sys/user.h b/sysdeps/unix/sysv/linux/arc/sys/user.h new file mode 100644 index 000000000000..642f480f2302 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arc/sys/user.h @@ -0,0 +1,32 @@ +/* ptrace register data format definitions. + Copyright (C) 1998-2015 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#ifndef _SYS_USER_H +#define _SYS_USER_H 1 + +/* struct user_regs_struct is exported by kernel header + * However apps like strace also expect a struct user, so it's better to + * have a dummy implementation + */ +#include + +struct user { + int dummy; +}; + +#endif /* sys/user.h */ diff --git a/sysdeps/unix/sysv/linux/arc/syscall.S b/sysdeps/unix/sysv/linux/arc/syscall.S new file mode 100644 index 000000000000..1ad559619f69 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arc/syscall.S @@ -0,0 +1,33 @@ +/* syscall - indirect system call. + Copyright (C) 2015 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#include + +ENTRY (syscall) + mov_s r8, r0 + mov_s r0, r1 + mov_s r1, r2 + mov_s r2, r3 + mov_s r3, r4 + mov_s r4, r5 + mov_s r5, r6 + + ARC_TRAP_INSN + brhi r0, -1024, 0f + j [blink] +PSEUDO_END (syscall) diff --git a/sysdeps/unix/sysv/linux/arc/sysdep-cancel.h b/sysdeps/unix/sysv/linux/arc/sysdep-cancel.h new file mode 100644 index 000000000000..db89ad033a79 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arc/sysdep-cancel.h @@ -0,0 +1,140 @@ +/* Assembler macros with cancellation support, ARC version. + Copyright (C) 2003-2015 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#include +#include +#ifndef __ASSEMBLER__ +# include +#endif + +#if IS_IN (libc) +#define BR_ERRNO_SETTER b PLTJMP(HIDDEN_JUMPTARGET(__syscall_error)) +#else +#define BR_ERRNO_SETTER b PLTJMP(__syscall_error) +#endif + +#if IS_IN (libc) || IS_IN (libpthread) || IS_IN (librt) + +#ifdef __ASSEMBLER__ + +# undef PSEUDO +# define PSEUDO(name, syscall_name, nargs) \ + /* vanilla version */ ASM_LINE_SEP \ + ENTRY(name##_nocancel) ASM_LINE_SEP \ + DO_CALL (__NR_##syscall_name) ASM_LINE_SEP \ + jls [blink] ASM_LINE_SEP \ + BR_ERRNO_SETTER ASM_LINE_SEP \ + END(name##_nocancel) ASM_LINE_SEP \ + /* thread cancellation variant */ ASM_LINE_SEP \ + ENTRY(name) ASM_LINE_SEP \ + SINGLE_THREAD_P ASM_LINE_SEP \ + bz name##_nocancel ASM_LINE_SEP \ + DOCARGS_##nargs /* stash syscall args */ ASM_LINE_SEP \ + CENABLE /* call enable_asynccancel */ ASM_LINE_SEP \ + mov r9, r0 /* Safe-keep mask */ ASM_LINE_SEP \ + UNDOCARGS_##nargs /* restore syscall args */ ASM_LINE_SEP \ + DO_CALL (__NR_##syscall_name) ASM_LINE_SEP \ + PUSH r0 /* save syscall return value */ ASM_LINE_SEP \ + mov r0, r9 /* mask for disable_asynccancel */ ASM_LINE_SEP \ + CDISABLE ASM_LINE_SEP \ + POP r0 /* get syscall ret value back */ ASM_LINE_SEP \ + POP blink /* UNDOCARGS left blink on stack */ ASM_LINE_SEP \ + cmp r0, -1024 ASM_LINE_SEP \ + jls [blink] ASM_LINE_SEP \ + BR_ERRNO_SETTER ASM_LINE_SEP \ + END(name) + +#undef PSEUDO_END +#define PSEUDO_END(name) \ + +# if IS_IN (libpthread) +# define CENABLE bl PLTJMP(__pthread_enable_asynccancel) +# define CDISABLE bl PLTJMP(__pthread_disable_asynccancel) +# elif IS_IN (libc) +# define CENABLE bl PLTJMP(__libc_enable_asynccancel) +# define CDISABLE bl PLTJMP(__libc_disable_asynccancel) +# elif IS_IN (librt) +# define CENABLE bl PLTJMP(__librt_enable_asynccancel) +# define CDISABLE bl PLTJMP(__librt_disable_asynccancel) +# else +# error Unsupported library +# endif + +#undef DO_CALL +#define DO_CALL(num) \ + mov r8, num ASM_LINE_SEP \ + ARC_TRAP_INSN ASM_LINE_SEP \ + cmp r0, -1024 + +.macro PUSH reg + st.a \reg, [sp, -4] +.endm + +.macro POP reg + ld.ab \reg, [sp, 4] +.endm + +#define DOCARGS_0 PUSH blink +/* don't pop blink at this point */ +#define UNDOCARGS_0 ld blink, [sp] + +#define DOCARGS_1 DOCARGS_0 ASM_LINE_SEP PUSH r0 +#define UNDOCARGS_1 POP r0 ASM_LINE_SEP UNDOCARGS_0 + +#define DOCARGS_2 DOCARGS_1 ASM_LINE_SEP PUSH r1 +#define UNDOCARGS_2 POP r1 ASM_LINE_SEP UNDOCARGS_1 + +#define DOCARGS_3 DOCARGS_2 ASM_LINE_SEP PUSH r2 +#define UNDOCARGS_3 POP r2 ASM_LINE_SEP UNDOCARGS_2 + +#define DOCARGS_4 DOCARGS_3 ASM_LINE_SEP PUSH r3 +#define UNDOCARGS_4 POP r3 ASM_LINE_SEP UNDOCARGS_3 + +#define DOCARGS_5 DOCARGS_4 ASM_LINE_SEP PUSH r4 +#define UNDOCARGS_5 POP r4 ASM_LINE_SEP UNDOCARGS_4 + +#define DOCARGS_6 DOCARGS_5 ASM_LINE_SEP PUSH r5 +#define UNDOCARGS_6 POP r5 ASM_LINE_SEP UNDOCARGS_5 + +#define DOCARGS_7 DOCARGS_6 ASM_LINE_SEP PUSH r6 +#define UNDOCARGS_7 POP r6 ASM_LINE_SEP UNDOCARGS_6 + +# define SINGLE_THREAD_P \ + THREAD_SELF r9 ASM_LINE_SEP \ + ld r10, [r9, MULTIPLE_THREADS_OFFSET] ASM_LINE_SEP \ + cmp r10, 0 + +#else /* !__ASSEMBLER__ */ + +/* TBD: Can use @__local_multiple_threads for libc/libpthread like ARM */ +# define SINGLE_THREAD_P \ + __glibc_likely(THREAD_GETMEM (THREAD_SELF, header.multiple_threads) == 0) + +#endif /* !__ASSEMBLER__ */ + +#elif !defined __ASSEMBLER__ + +# define SINGLE_THREAD_P 1 +# define NO_CANCELLATION 1 + +#endif + +#ifndef __ASSEMBLER__ +# define RTLD_SINGLE_THREAD_P \ + __glibc_likely (THREAD_GETMEM (THREAD_SELF, header.multiple_threads) == 0) +#endif diff --git a/sysdeps/unix/sysv/linux/arc/sysdep.c b/sysdeps/unix/sysv/linux/arc/sysdep.c new file mode 100644 index 000000000000..43cca0fe6688 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arc/sysdep.c @@ -0,0 +1,22 @@ +/* Wrapper for setting errno. + * + * Copyright (C) 2000-2006 Erik Andersen + * + * Licensed under the LGPL v2.1 or later, see the file COPYING.LIB in this tarball. + */ + +#include +#include + +/* All syscall handler come here to avoid generated code bloat due to + * GOT reference to errno_location or it's equivalent + */ +int __syscall_error(int err_no) +{ + __set_errno(-err_no); + return -1; +} + +#if IS_IN (libc) +hidden_def (__syscall_error) +#endif diff --git a/sysdeps/unix/sysv/linux/arc/sysdep.h b/sysdeps/unix/sysv/linux/arc/sysdep.h new file mode 100644 index 000000000000..507d06a8a575 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arc/sysdep.h @@ -0,0 +1,253 @@ +/* Assembler macros for ARC. + Copyright (C) 2000-2015 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#ifndef _LINUX_ARC_SYSDEP_H +#define _LINUX_ARC_SYSDEP_H 1 + +#include +#include +#include + +/* For RTLD_PRIVATE_ERRNO. */ +#include + +#include + +#undef SYS_ify +#define SYS_ify(syscall_name) __NR_##syscall_name + +#ifdef __ASSEMBLER__ + +/* This is a "normal" system call stub: if there is an error, + it returns -1 and sets errno. */ + +# undef PSEUDO +# define PSEUDO(name, syscall_name, args) \ + PSEUDO_NOERRNO(name, syscall_name, args) ASM_LINE_SEP \ + brhi r0, -1024, 0f ASM_LINE_SEP + +#define ret j [blink] + +# undef PSEUDO_END +# define PSEUDO_END(name) \ + SYSCALL_ERROR_HANDLER ASM_LINE_SEP \ + END (name) + +/* --------- helper for SYSCALL_NOERRNO ----------- */ + +/* This kind of system call stub never returns an error. + We return the return value register to the caller unexamined. */ + +# undef PSEUDO_NOERRNO +# define PSEUDO_NOERRNO(name, syscall_name, args) \ + .text ASM_LINE_SEP \ + ENTRY (name) ASM_LINE_SEP \ + DO_CALL (syscall_name, args) ASM_LINE_SEP \ + +/* return the return value register unexamined + * r0 is both syscall return reg and function return reg, so no need to do + * anything + */ +# define ret_NOERRNO \ + j_s [blink] ASM_LINE_SEP + +# undef PSEUDO_END_NOERRNO +# define PSEUDO_END_NOERRNO(name) \ + END (name) + +/* --------- helper for SYSCALL_ERRVAL ----------- */ + +/* This kind of system call stub returns the errno code as its return + value, or zero for success. We may massage the kernel's return value + to meet that ABI, but we never set errno here. */ + +# undef PSEUDO_ERRVAL +# define PSEUDO_ERRVAL(name, syscall_name, args) \ + PSEUDO_NOERRNO(name, syscall_name, args) ASM_LINE_SEP + +/* don't set errno, return kernel error (in errno form) or zero */ +# define ret_ERRVAL \ + rsub r0, r0, 0 ASM_LINE_SEP \ + ret_NOERRNO + +# undef PSEUDO_END_ERRVAL +# define PSEUDO_END_ERRVAL(name) \ + END (name) + + +/* To reduce the code footprint, we confine the actual errno access + * to single place in __syscall_error() + * this takes raw kernel error value, sets errno and returns -1 + */ +#if IS_IN (libc) +#define CALL_ERRNO_SETTER_C bl PLTJMP(HIDDEN_JUMPTARGET(__syscall_error)) +#else +#define CALL_ERRNO_SETTER_C bl PLTJMP(__syscall_error) +#endif + +# define SYSCALL_ERROR_HANDLER \ +0: ASM_LINE_SEP \ + st.a blink, [sp, -4] ASM_LINE_SEP \ + CALL_ERRNO_SETTER_C ASM_LINE_SEP \ + ld.ab blink, [sp, 4] ASM_LINE_SEP \ + j [blink] + +# define DO_CALL(syscall_name, args) \ + mov r8, SYS_ify (syscall_name) ASM_LINE_SEP \ + ARC_TRAP_INSN ASM_LINE_SEP + +#define ARC_TRAP_INSN trap_s 0 + +#else /* !__ASSEMBLER__ */ + +/* In order to get __set_errno() definition in INLINE_SYSCALL. */ +#include + +extern int __syscall_error (int); + +#if IS_IN (libc) +hidden_proto (__syscall_error) +#define CALL_ERRNO_SETTER "bl __syscall_error \n\t" +#else +#define CALL_ERRNO_SETTER "bl __syscall_error@plt \n\t" +#endif + + +/* Define a macro which expands into the inline wrapper code for a system + call. */ +#undef INLINE_SYSCALL +#define INLINE_SYSCALL(name, nr_args, args...) \ +({ \ + register int __res __asm__("r0"); \ + __res = INTERNAL_SYSCALL_NCS(__NR_##name, , nr_args, args); \ + if (__builtin_expect (INTERNAL_SYSCALL_ERROR_P ((__res), ), 0)) \ + { \ + asm volatile ("st.a blink, [sp, -4] \n\t" \ + CALL_ERRNO_SETTER \ + "ld.ab blink, [sp, 4] \n\t" \ + :"+r" (__res) \ + : \ + :"r1","r2","r3","r4","r5","r6", \ + "r7","r8","r9","r10","r11","r12"); \ + } \ + __res; \ +}) + +#undef INTERNAL_SYSCALL_DECL +#define INTERNAL_SYSCALL_DECL(err) do { } while (0) + +#undef INTERNAL_SYSCALL_ERRNO +# define INTERNAL_SYSCALL_ERRNO(val, err) (-(val)) + +/* -1 to -1023 are valid errno values */ +#undef INTERNAL_SYSCALL_ERROR_P +#define INTERNAL_SYSCALL_ERROR_P(val, err) \ + ((unsigned int) (val) > -1024U) + +#define ARC_TRAP_INSN "trap_s 0 \n\t" + +#undef INTERNAL_SYSCALL_RAW +#define INTERNAL_SYSCALL_RAW(name, err, nr_args, args...) \ +({ \ + /* Per ABI, r0 is 1st arg and return reg */ \ + register int __ret __asm__("r0"); \ + register int _sys_num __asm__("r8"); \ + \ + LOAD_ARGS_##nr_args (name, args) \ + \ + __asm__ volatile ( \ + ARC_TRAP_INSN \ + : "+r" (__ret) \ + : "r"(_sys_num) ASM_ARGS_##nr_args \ + : "memory"); \ + \ + __ret; \ +}) + +/* Macros for setting up inline __asm__ input regs */ +#define ASM_ARGS_0 +#define ASM_ARGS_1 ASM_ARGS_0, "r" (__ret) +#define ASM_ARGS_2 ASM_ARGS_1, "r" (_arg2) +#define ASM_ARGS_3 ASM_ARGS_2, "r" (_arg3) +#define ASM_ARGS_4 ASM_ARGS_3, "r" (_arg4) +#define ASM_ARGS_5 ASM_ARGS_4, "r" (_arg5) +#define ASM_ARGS_6 ASM_ARGS_5, "r" (_arg6) +#define ASM_ARGS_7 ASM_ARGS_6, "r" (_arg7) + +/* Macros for converting sys-call wrapper args into sys call args */ +#define LOAD_ARGS_0(nm, arg) \ + _sys_num = (int) (nm); + +#define LOAD_ARGS_1(nm, arg1) \ + __ret = (int) (arg1); \ + LOAD_ARGS_0 (nm, arg1) + +/* + * Note that the use of _tmpX might look superflous, however it is needed + * to ensure that register variables are not clobbered if arg happens to be + * a function call itself. e.g. sched_setaffinity() calling getpid() for arg2 + * + * Also this specific order of recursive calling is important to segregate + * the tmp args evaluation (function call case described above) and assigment + * of register variables + */ +#define LOAD_ARGS_2(nm, arg1, arg2) \ + int _tmp2 = (int) (arg2); \ + LOAD_ARGS_1 (nm, arg1) \ + register int _arg2 __asm__ ("r1") = _tmp2; + +#define LOAD_ARGS_3(nm, arg1, arg2, arg3) \ + int _tmp3 = (int) (arg3); \ + LOAD_ARGS_2 (nm, arg1, arg2) \ + register int _arg3 __asm__ ("r2") = _tmp3; + +#define LOAD_ARGS_4(nm, arg1, arg2, arg3, arg4) \ + int _tmp4 = (int) (arg4); \ + LOAD_ARGS_3 (nm, arg1, arg2, arg3) \ + register int _arg4 __asm__ ("r3") = _tmp4; + +#define LOAD_ARGS_5(nm, arg1, arg2, arg3, arg4, arg5) \ + int _tmp5 = (int) (arg5); \ + LOAD_ARGS_4 (nm, arg1, arg2, arg3, arg4) \ + register int _arg5 __asm__ ("r4") = _tmp5; + +#define LOAD_ARGS_6(nm, arg1, arg2, arg3, arg4, arg5, arg6) \ + int _tmp6 = (int) (arg6); \ + LOAD_ARGS_5 (nm, arg1, arg2, arg3, arg4, arg5) \ + register int _arg6 __asm__ ("r5") = _tmp6; + +#define LOAD_ARGS_7(nm, arg1, arg2, arg3, arg4, arg5, arg6, arg7)\ + int _tmp7 = (int) (arg7); \ + LOAD_ARGS_6 (nm, arg1, arg2, arg3, arg4, arg5, arg6) \ + register int _arg7 __asm__ ("r6") = _tmp7; + +#undef INTERNAL_SYSCALL +#define INTERNAL_SYSCALL(name, err, nr, args...) \ + INTERNAL_SYSCALL_RAW(SYS_ify(name), err, nr, args) + +#undef INTERNAL_SYSCALL_NCS +#define INTERNAL_SYSCALL_NCS(number, err, nr, args...) \ + INTERNAL_SYSCALL_RAW(number, err, nr, args) + +/* Pointer mangling not yet supported */ +# define PTR_MANGLE(var) (void) (var) +# define PTR_DEMANGLE(var) (void) (var) + +#endif /* !__ASSEMBLER__ */ + +#endif /* linux/arc/sysdep.h */ diff --git a/sysdeps/unix/sysv/linux/arc/ucontext_i.sym b/sysdeps/unix/sysv/linux/arc/ucontext_i.sym new file mode 100644 index 000000000000..5d0b6a1ae67e --- /dev/null +++ b/sysdeps/unix/sysv/linux/arc/ucontext_i.sym @@ -0,0 +1,17 @@ +#include +#include +#include +#include + +SIG_BLOCK +SIG_SETMASK + +-- Offsets of the fields in the ucontext_t structure. +#define ucontext(member) offsetof (ucontext_t, member) + +UCONTEXT_FLAGS ucontext (uc_flags) +UCONTEXT_LINK ucontext (uc_link) +UCONTEXT_STACK ucontext (uc_stack) +UCONTEXT_MCONTEXT ucontext (uc_mcontext) +UCONTEXT_SIGMASK ucontext (uc_sigmask) +UCONTEXT_SIZE sizeof (ucontext_t) diff --git a/sysdeps/unix/sysv/linux/arc/vfork.S b/sysdeps/unix/sysv/linux/arc/vfork.S new file mode 100644 index 000000000000..7cb29f5ef95c --- /dev/null +++ b/sysdeps/unix/sysv/linux/arc/vfork.S @@ -0,0 +1,42 @@ +/* vfork for ARC Linux. + Copyright (C) 2005-2015 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#include +#include +#include +#define _SIGNAL_H +#include /* For SIGCHLD */ + +#define CLONE_VM 0x00000100 +#define CLONE_VFORK 0x00004000 +#define CLONE_FLAGS_FOR_VFORK (CLONE_VM|CLONE_VFORK|SIGCHLD) + +ENTRY(__vfork) + mov r0, CLONE_FLAGS_FOR_VFORK + mov_s r1, sp + mov r8, __NR_clone + ARC_TRAP_INSN + + cmp r0, 0 + jge [blink] ; child continues + + b __syscall_error +PSEUDO_END (__vfork) +libc_hidden_def (__vfork) + +weak_alias (__vfork, vfork)