Patchwork [06/13] elfload: use abi_int/uint instead of target_int/uint

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Submitter Paolo Bonzini
Date April 17, 2013, 2:26 p.m.
Message ID <1366208807-4433-7-git-send-email-pbonzini@redhat.com>
Download mbox | patch
Permalink /patch/237238/
State New
Headers show

Comments

Paolo Bonzini - April 17, 2013, 2:26 p.m.
The alignment is a characteristic of the ABI, not the CPU.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
 configure                    |  3 ---
 include/exec/cpu-defs.h      |  2 --
 include/exec/user/abitypes.h |  9 +++++++++
 linux-user/elfload.c         | 14 +++++++-------
 4 files changed, 16 insertions(+), 12 deletions(-)

Patch

diff --git a/configure b/configure
index deaa377..9d29f57 100755
--- a/configure
+++ b/configure
@@ -4131,7 +4131,6 @@  bflt="no"
 target_nptl="no"
 interp_prefix1=`echo "$interp_prefix" | sed "s/%M/$target_arch2/g"`
 gdb_xml_files=""
-target_int_alignment=4
 target_long_alignment=4
 target_llong_alignment=8
 target_libs_softmmu=
@@ -4167,7 +4166,6 @@  case "$target_arch2" in
   m68k)
     bflt="yes"
     gdb_xml_files="cf-core.xml cf-fp.xml"
-    target_int_alignment=2
     target_long_alignment=2
     target_llong_alignment=2
   ;;
@@ -4272,7 +4270,6 @@  case "$cpu" in
   ;;
 esac
 
-echo "TARGET_INT_ALIGNMENT=$target_int_alignment" >> $config_target_mak
 echo "TARGET_LONG_ALIGNMENT=$target_long_alignment" >> $config_target_mak
 echo "TARGET_LLONG_ALIGNMENT=$target_llong_alignment" >> $config_target_mak
 echo "TARGET_ARCH=$TARGET_ARCH" >> $config_target_mak
diff --git a/include/exec/cpu-defs.h b/include/exec/cpu-defs.h
index d376f0f..2aa9331 100644
--- a/include/exec/cpu-defs.h
+++ b/include/exec/cpu-defs.h
@@ -36,8 +36,6 @@ 
 
 #define TARGET_LONG_SIZE (TARGET_LONG_BITS / 8)
 
-typedef int32_t target_int __attribute__((aligned(TARGET_INT_ALIGNMENT)));
-typedef uint32_t target_uint __attribute__((aligned(TARGET_INT_ALIGNMENT)));
 typedef int64_t target_llong __attribute__((aligned(TARGET_LLONG_ALIGNMENT)));
 typedef uint64_t target_ullong __attribute__((aligned(TARGET_LLONG_ALIGNMENT)));
 /* target_ulong is the type of a virtual address */
diff --git a/include/exec/user/abitypes.h b/include/exec/user/abitypes.h
index abaa028..4f3e804 100644
--- a/include/exec/user/abitypes.h
+++ b/include/exec/user/abitypes.h
@@ -2,12 +2,21 @@ 
 #define QEMU_TYPES_H
 #include "cpu.h"
 
+#ifdef TARGET_M68K
+#define ABI_INT_ALIGNMENT 2
+#endif
+
 #ifndef ABI_SHORT_ALIGNMENT
 #define ABI_SHORT_ALIGNMENT 2
 #endif
+#ifndef ABI_INT_ALIGNMENT
+#define ABI_INT_ALIGNMENT 4
+#endif
 
 typedef int16_t abi_short __attribute__ ((aligned(ABI_SHORT_ALIGNMENT)));
 typedef uint16_t abi_ushort __attribute__((aligned(ABI_SHORT_ALIGNMENT)));
+typedef int32_t abi_int __attribute__((aligned(ABI_INT_ALIGNMENT)));
+typedef uint32_t abi_uint __attribute__((aligned(ABI_INT_ALIGNMENT)));
 
 #ifdef TARGET_ABI32
 typedef uint32_t abi_ulong;
diff --git a/linux-user/elfload.c b/linux-user/elfload.c
index 5eca934..14a8ecf 100644
--- a/linux-user/elfload.c
+++ b/linux-user/elfload.c
@@ -113,10 +113,10 @@  typedef abi_ulong       target_elf_greg_t;
 typedef abi_ushort      target_uid_t;
 typedef abi_ushort      target_gid_t;
 #else
-typedef target_uint     target_uid_t;
-typedef target_uint     target_gid_t;
+typedef abi_uint        target_uid_t;
+typedef abi_uint        target_gid_t;
 #endif
-typedef target_int      target_pid_t;
+typedef abi_int         target_pid_t;
 
 #ifdef TARGET_I386
 
@@ -2109,9 +2109,9 @@  struct memelfnote {
 };
 
 struct target_elf_siginfo {
-    target_int  si_signo; /* signal number */
-    target_int  si_code;  /* extra code */
-    target_int  si_errno; /* errno */
+    abi_int    si_signo; /* signal number */
+    abi_int    si_code;  /* extra code */
+    abi_int    si_errno; /* errno */
 };
 
 struct target_elf_prstatus {
@@ -2128,7 +2128,7 @@  struct target_elf_prstatus {
     struct target_timeval pr_cutime; /* XXX Cumulative user time */
     struct target_timeval pr_cstime; /* XXX Cumulative system time */
     target_elf_gregset_t      pr_reg;       /* GP registers */
-    target_int         pr_fpvalid;   /* XXX */
+    abi_int            pr_fpvalid;   /* XXX */
 };
 
 #define ELF_PRARGSZ     (80) /* Number of chars for args */