Patchwork [v3,3/3] target-xtensa: switch to AREG0-free mode

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Submitter Max Filippov
Date June 10, 2012, 7:33 a.m.
Message ID <1339313592-20351-4-git-send-email-jcmvbkbc@gmail.com>
Download mbox | patch
Permalink /patch/163976/
State New
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Comments

Max Filippov - June 10, 2012, 7:33 a.m.
Add env parameter to every helper function that needs it, update
'configure' script.

Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
---
 configure                   |    2 +-
 target-xtensa/Makefile.objs |    2 -
 target-xtensa/helper.h      |   54 ++++++------
 target-xtensa/op_helper.c   |  185 +++++++++++++++++++++----------------------
 target-xtensa/translate.c   |   64 ++++++++-------
 5 files changed, 152 insertions(+), 155 deletions(-)

Patch

diff --git a/configure b/configure
index 0ecb55f..dd0d2b3 100755
--- a/configure
+++ b/configure
@@ -3675,7 +3675,7 @@  symlink "$source_path/Makefile.target" "$target_dir/Makefile"
 
 
 case "$target_arch2" in
-  alpha | sparc*)
+  alpha | sparc* | xtensa*)
     echo "CONFIG_TCG_PASS_AREG0=y" >> $config_target_mak
   ;;
 esac
diff --git a/target-xtensa/Makefile.objs b/target-xtensa/Makefile.objs
index f8fbf91..b30e5a8 100644
--- a/target-xtensa/Makefile.objs
+++ b/target-xtensa/Makefile.objs
@@ -4,5 +4,3 @@  obj-y += core-dc233c.o
 obj-y += core-fsf.o
 obj-y += translate.o op_helper.o helper.o cpu.o
 obj-$(CONFIG_SOFTMMU) += machine.o
-
-$(obj)/op_helper.o: QEMU_CFLAGS += $(HELPER_CFLAGS)
diff --git a/target-xtensa/helper.h b/target-xtensa/helper.h
index 9dd6f89..152fec0 100644
--- a/target-xtensa/helper.h
+++ b/target-xtensa/helper.h
@@ -1,39 +1,39 @@ 
 #include "def-helper.h"
 
-DEF_HELPER_1(exception, noreturn, i32)
-DEF_HELPER_2(exception_cause, noreturn, i32, i32)
-DEF_HELPER_3(exception_cause_vaddr, noreturn, i32, i32, i32)
-DEF_HELPER_2(debug_exception, noreturn, i32, i32)
+DEF_HELPER_2(exception, noreturn, env, i32)
+DEF_HELPER_3(exception_cause, noreturn, env, i32, i32)
+DEF_HELPER_4(exception_cause_vaddr, noreturn, env, i32, i32, i32)
+DEF_HELPER_3(debug_exception, noreturn, env, i32, i32)
 
 DEF_HELPER_FLAGS_1(nsa, TCG_CALL_CONST | TCG_CALL_PURE, i32, i32)
 DEF_HELPER_FLAGS_1(nsau, TCG_CALL_CONST | TCG_CALL_PURE, i32, i32)
-DEF_HELPER_1(wsr_windowbase, void, i32)
-DEF_HELPER_3(entry, void, i32, i32, i32)
-DEF_HELPER_1(retw, i32, i32)
-DEF_HELPER_1(rotw, void, i32)
-DEF_HELPER_2(window_check, void, i32, i32)
-DEF_HELPER_0(restore_owb, void)
-DEF_HELPER_1(movsp, void, i32)
-DEF_HELPER_1(wsr_lbeg, void, i32)
-DEF_HELPER_1(wsr_lend, void, i32)
+DEF_HELPER_2(wsr_windowbase, void, env, i32)
+DEF_HELPER_4(entry, void, env, i32, i32, i32)
+DEF_HELPER_2(retw, i32, env, i32)
+DEF_HELPER_2(rotw, void, env, i32)
+DEF_HELPER_3(window_check, void, env, i32, i32)
+DEF_HELPER_1(restore_owb, void, env)
+DEF_HELPER_2(movsp, void, env, i32)
+DEF_HELPER_2(wsr_lbeg, void, env, i32)
+DEF_HELPER_2(wsr_lend, void, env, i32)
 DEF_HELPER_1(simcall, void, env)
-DEF_HELPER_0(dump_state, void)
+DEF_HELPER_1(dump_state, void, env)
 
-DEF_HELPER_2(waiti, void, i32, i32)
-DEF_HELPER_2(timer_irq, void, i32, i32)
-DEF_HELPER_1(advance_ccount, void, i32)
+DEF_HELPER_3(waiti, void, env, i32, i32)
+DEF_HELPER_3(timer_irq, void, env, i32, i32)
+DEF_HELPER_2(advance_ccount, void, env, i32)
 DEF_HELPER_1(check_interrupts, void, env)
 
-DEF_HELPER_1(wsr_rasid, void, i32)
-DEF_HELPER_FLAGS_2(rtlb0, TCG_CALL_CONST | TCG_CALL_PURE, i32, i32, i32)
-DEF_HELPER_FLAGS_2(rtlb1, TCG_CALL_CONST | TCG_CALL_PURE, i32, i32, i32)
-DEF_HELPER_2(itlb, void, i32, i32)
-DEF_HELPER_2(ptlb, i32, i32, i32)
-DEF_HELPER_3(wtlb, void, i32, i32, i32)
+DEF_HELPER_2(wsr_rasid, void, env, i32)
+DEF_HELPER_FLAGS_3(rtlb0, TCG_CALL_CONST | TCG_CALL_PURE, i32, env, i32, i32)
+DEF_HELPER_FLAGS_3(rtlb1, TCG_CALL_CONST | TCG_CALL_PURE, i32, env, i32, i32)
+DEF_HELPER_3(itlb, void, env, i32, i32)
+DEF_HELPER_3(ptlb, i32, env, i32, i32)
+DEF_HELPER_4(wtlb, void, env, i32, i32, i32)
 
-DEF_HELPER_1(wsr_ibreakenable, void, i32)
-DEF_HELPER_2(wsr_ibreaka, void, i32, i32)
-DEF_HELPER_2(wsr_dbreaka, void, i32, i32)
-DEF_HELPER_2(wsr_dbreakc, void, i32, i32)
+DEF_HELPER_2(wsr_ibreakenable, void, env, i32)
+DEF_HELPER_3(wsr_ibreaka, void, env, i32, i32)
+DEF_HELPER_3(wsr_dbreaka, void, env, i32, i32)
+DEF_HELPER_3(wsr_dbreakc, void, env, i32, i32)
 
 #include "def-helper.h"
diff --git a/target-xtensa/op_helper.c b/target-xtensa/op_helper.c
index 41107ff..2659c0e 100644
--- a/target-xtensa/op_helper.c
+++ b/target-xtensa/op_helper.c
@@ -26,12 +26,11 @@ 
  */
 
 #include "cpu.h"
-#include "dyngen-exec.h"
 #include "helper.h"
 #include "host-utils.h"
 
-static void do_unaligned_access(target_ulong addr, int is_write, int is_user,
-                                uintptr_t retaddr);
+static void do_unaligned_access(CPUXtensaState *env,
+        target_ulong addr, int is_write, int is_user, uintptr_t retaddr);
 
 #define ALIGNED_ONLY
 #define MMUSUFFIX _mmu
@@ -48,7 +47,7 @@  static void do_unaligned_access(target_ulong addr, int is_write, int is_user,
 #define SHIFT 3
 #include "softmmu_template.h"
 
-static void do_restore_state(uintptr_t pc)
+static void do_restore_state(CPUXtensaState *env, uintptr_t pc)
 {
     TranslationBlock *tb;
 
@@ -58,44 +57,38 @@  static void do_restore_state(uintptr_t pc)
     }
 }
 
-static void do_unaligned_access(target_ulong addr, int is_write, int is_user,
-                                uintptr_t retaddr)
+static void do_unaligned_access(CPUXtensaState *env,
+        target_ulong addr, int is_write, int is_user, uintptr_t retaddr)
 {
     if (xtensa_option_enabled(env->config, XTENSA_OPTION_UNALIGNED_EXCEPTION) &&
             !xtensa_option_enabled(env->config, XTENSA_OPTION_HW_ALIGNMENT)) {
-        do_restore_state(retaddr);
-        HELPER(exception_cause_vaddr)(
+        do_restore_state(env, retaddr);
+        HELPER(exception_cause_vaddr)(env,
                 env->pc, LOAD_STORE_ALIGNMENT_CAUSE, addr);
     }
 }
 
-void tlb_fill(CPUXtensaState *env1, target_ulong vaddr, int is_write, int mmu_idx,
-              uintptr_t retaddr)
+void tlb_fill(CPUXtensaState *env,
+        target_ulong vaddr, int is_write, int mmu_idx, uintptr_t retaddr)
 {
-    CPUXtensaState *saved_env = env;
-
-    env = env1;
-    {
-        uint32_t paddr;
-        uint32_t page_size;
-        unsigned access;
-        int ret = xtensa_get_physical_addr(env, true, vaddr, is_write, mmu_idx,
-                &paddr, &page_size, &access);
+    uint32_t paddr;
+    uint32_t page_size;
+    unsigned access;
+    int ret = xtensa_get_physical_addr(env, true, vaddr, is_write, mmu_idx,
+            &paddr, &page_size, &access);
 
-        qemu_log("%s(%08x, %d, %d) -> %08x, ret = %d\n", __func__,
-                vaddr, is_write, mmu_idx, paddr, ret);
+    qemu_log("%s(%08x, %d, %d) -> %08x, ret = %d\n", __func__,
+            vaddr, is_write, mmu_idx, paddr, ret);
 
-        if (ret == 0) {
-            tlb_set_page(env,
-                    vaddr & TARGET_PAGE_MASK,
-                    paddr & TARGET_PAGE_MASK,
-                    access, mmu_idx, page_size);
-        } else {
-            do_restore_state(retaddr);
-            HELPER(exception_cause_vaddr)(env->pc, ret, vaddr);
-        }
+    if (ret == 0) {
+        tlb_set_page(env,
+                vaddr & TARGET_PAGE_MASK,
+                paddr & TARGET_PAGE_MASK,
+                access, mmu_idx, page_size);
+    } else {
+        do_restore_state(env, retaddr);
+        HELPER(exception_cause_vaddr)(env, env->pc, ret, vaddr);
     }
-    env = saved_env;
 }
 
 static void tb_invalidate_virtual_addr(CPUXtensaState *env, uint32_t vaddr)
@@ -110,13 +103,13 @@  static void tb_invalidate_virtual_addr(CPUXtensaState *env, uint32_t vaddr)
     }
 }
 
-void HELPER(exception)(uint32_t excp)
+void HELPER(exception)(CPUXtensaState *env, uint32_t excp)
 {
     env->exception_index = excp;
     cpu_loop_exit(env);
 }
 
-void HELPER(exception_cause)(uint32_t pc, uint32_t cause)
+void HELPER(exception_cause)(CPUXtensaState *env, uint32_t pc, uint32_t cause)
 {
     uint32_t vector;
 
@@ -136,24 +129,24 @@  void HELPER(exception_cause)(uint32_t pc, uint32_t cause)
     env->sregs[EXCCAUSE] = cause;
     env->sregs[PS] |= PS_EXCM;
 
-    HELPER(exception)(vector);
+    HELPER(exception)(env, vector);
 }
 
-void HELPER(exception_cause_vaddr)(uint32_t pc, uint32_t cause, uint32_t vaddr)
+void HELPER(exception_cause_vaddr)(CPUXtensaState *env,
+        uint32_t pc, uint32_t cause, uint32_t vaddr)
 {
     env->sregs[EXCVADDR] = vaddr;
-    HELPER(exception_cause)(pc, cause);
+    HELPER(exception_cause)(env, pc, cause);
 }
 
-void debug_exception_env(CPUXtensaState *new_env, uint32_t cause)
+void debug_exception_env(CPUXtensaState *env, uint32_t cause)
 {
-    if (xtensa_get_cintlevel(new_env) < new_env->config->debug_level) {
-        env = new_env;
-        HELPER(debug_exception)(env->pc, cause);
+    if (xtensa_get_cintlevel(env) < env->config->debug_level) {
+        HELPER(debug_exception)(env, env->pc, cause);
     }
 }
 
-void HELPER(debug_exception)(uint32_t pc, uint32_t cause)
+void HELPER(debug_exception)(CPUXtensaState *env, uint32_t pc, uint32_t cause)
 {
     unsigned level = env->config->debug_level;
 
@@ -163,7 +156,7 @@  void HELPER(debug_exception)(uint32_t pc, uint32_t cause)
     env->sregs[EPS2 + level - 2] = env->sregs[PS];
     env->sregs[PS] = (env->sregs[PS] & ~PS_INTLEVEL) | PS_EXCM |
         (level << PS_INTLEVEL_SHIFT);
-    HELPER(exception)(EXC_DEBUG);
+    HELPER(exception)(env, EXC_DEBUG);
 }
 
 uint32_t HELPER(nsa)(uint32_t v)
@@ -232,39 +225,39 @@  void xtensa_sync_phys_from_window(CPUXtensaState *env)
     copy_phys_from_window(env, env->sregs[WINDOW_BASE] * 4, 0, 16);
 }
 
-static void rotate_window_abs(uint32_t position)
+static void rotate_window_abs(CPUXtensaState *env, uint32_t position)
 {
     xtensa_sync_phys_from_window(env);
     env->sregs[WINDOW_BASE] = windowbase_bound(position, env);
     xtensa_sync_window_from_phys(env);
 }
 
-static void rotate_window(uint32_t delta)
+static void rotate_window(CPUXtensaState *env, uint32_t delta)
 {
-    rotate_window_abs(env->sregs[WINDOW_BASE] + delta);
+    rotate_window_abs(env, env->sregs[WINDOW_BASE] + delta);
 }
 
-void HELPER(wsr_windowbase)(uint32_t v)
+void HELPER(wsr_windowbase)(CPUXtensaState *env, uint32_t v)
 {
-    rotate_window_abs(v);
+    rotate_window_abs(env, v);
 }
 
-void HELPER(entry)(uint32_t pc, uint32_t s, uint32_t imm)
+void HELPER(entry)(CPUXtensaState *env, uint32_t pc, uint32_t s, uint32_t imm)
 {
     int callinc = (env->sregs[PS] & PS_CALLINC) >> PS_CALLINC_SHIFT;
     if (s > 3 || ((env->sregs[PS] & (PS_WOE | PS_EXCM)) ^ PS_WOE) != 0) {
         qemu_log("Illegal entry instruction(pc = %08x), PS = %08x\n",
                 pc, env->sregs[PS]);
-        HELPER(exception_cause)(pc, ILLEGAL_INSTRUCTION_CAUSE);
+        HELPER(exception_cause)(env, pc, ILLEGAL_INSTRUCTION_CAUSE);
     } else {
         env->regs[(callinc << 2) | (s & 3)] = env->regs[s] - (imm << 3);
-        rotate_window(callinc);
+        rotate_window(env, callinc);
         env->sregs[WINDOW_START] |=
             windowstart_bit(env->sregs[WINDOW_BASE], env);
     }
 }
 
-void HELPER(window_check)(uint32_t pc, uint32_t w)
+void HELPER(window_check)(CPUXtensaState *env, uint32_t pc, uint32_t w)
 {
     uint32_t windowbase = windowbase_bound(env->sregs[WINDOW_BASE], env);
     uint32_t windowstart = env->sregs[WINDOW_START];
@@ -284,21 +277,21 @@  void HELPER(window_check)(uint32_t pc, uint32_t w)
     }
 
     m = windowbase_bound(windowbase + n, env);
-    rotate_window(n);
+    rotate_window(env, n);
     env->sregs[PS] = (env->sregs[PS] & ~PS_OWB) |
         (windowbase << PS_OWB_SHIFT) | PS_EXCM;
     env->sregs[EPC1] = env->pc = pc;
 
     if (windowstart & windowstart_bit(m + 1, env)) {
-        HELPER(exception)(EXC_WINDOW_OVERFLOW4);
+        HELPER(exception)(env, EXC_WINDOW_OVERFLOW4);
     } else if (windowstart & windowstart_bit(m + 2, env)) {
-        HELPER(exception)(EXC_WINDOW_OVERFLOW8);
+        HELPER(exception)(env, EXC_WINDOW_OVERFLOW8);
     } else {
-        HELPER(exception)(EXC_WINDOW_OVERFLOW12);
+        HELPER(exception)(env, EXC_WINDOW_OVERFLOW12);
     }
 }
 
-uint32_t HELPER(retw)(uint32_t pc)
+uint32_t HELPER(retw)(CPUXtensaState *env, uint32_t pc)
 {
     int n = (env->regs[0] >> 30) & 0x3;
     int m = 0;
@@ -319,13 +312,13 @@  uint32_t HELPER(retw)(uint32_t pc)
         qemu_log("Illegal retw instruction(pc = %08x), "
                 "PS = %08x, m = %d, n = %d\n",
                 pc, env->sregs[PS], m, n);
-        HELPER(exception_cause)(pc, ILLEGAL_INSTRUCTION_CAUSE);
+        HELPER(exception_cause)(env, pc, ILLEGAL_INSTRUCTION_CAUSE);
     } else {
         int owb = windowbase;
 
         ret_pc = (pc & 0xc0000000) | (env->regs[0] & 0x3fffffff);
 
-        rotate_window(-n);
+        rotate_window(env, -n);
         if (windowstart & windowstart_bit(env->sregs[WINDOW_BASE], env)) {
             env->sregs[WINDOW_START] &= ~windowstart_bit(owb, env);
         } else {
@@ -335,38 +328,38 @@  uint32_t HELPER(retw)(uint32_t pc)
             env->sregs[EPC1] = env->pc = pc;
 
             if (n == 1) {
-                HELPER(exception)(EXC_WINDOW_UNDERFLOW4);
+                HELPER(exception)(env, EXC_WINDOW_UNDERFLOW4);
             } else if (n == 2) {
-                HELPER(exception)(EXC_WINDOW_UNDERFLOW8);
+                HELPER(exception)(env, EXC_WINDOW_UNDERFLOW8);
             } else if (n == 3) {
-                HELPER(exception)(EXC_WINDOW_UNDERFLOW12);
+                HELPER(exception)(env, EXC_WINDOW_UNDERFLOW12);
             }
         }
     }
     return ret_pc;
 }
 
-void HELPER(rotw)(uint32_t imm4)
+void HELPER(rotw)(CPUXtensaState *env, uint32_t imm4)
 {
-    rotate_window(imm4);
+    rotate_window(env, imm4);
 }
 
-void HELPER(restore_owb)(void)
+void HELPER(restore_owb)(CPUXtensaState *env)
 {
-    rotate_window_abs((env->sregs[PS] & PS_OWB) >> PS_OWB_SHIFT);
+    rotate_window_abs(env, (env->sregs[PS] & PS_OWB) >> PS_OWB_SHIFT);
 }
 
-void HELPER(movsp)(uint32_t pc)
+void HELPER(movsp)(CPUXtensaState *env, uint32_t pc)
 {
     if ((env->sregs[WINDOW_START] &
             (windowstart_bit(env->sregs[WINDOW_BASE] - 3, env) |
              windowstart_bit(env->sregs[WINDOW_BASE] - 2, env) |
              windowstart_bit(env->sregs[WINDOW_BASE] - 1, env))) == 0) {
-        HELPER(exception_cause)(pc, ALLOCA_CAUSE);
+        HELPER(exception_cause)(env, pc, ALLOCA_CAUSE);
     }
 }
 
-void HELPER(wsr_lbeg)(uint32_t v)
+void HELPER(wsr_lbeg)(CPUXtensaState *env, uint32_t v)
 {
     if (env->sregs[LBEG] != v) {
         tb_invalidate_virtual_addr(env, env->sregs[LEND] - 1);
@@ -374,7 +367,7 @@  void HELPER(wsr_lbeg)(uint32_t v)
     }
 }
 
-void HELPER(wsr_lend)(uint32_t v)
+void HELPER(wsr_lend)(CPUXtensaState *env, uint32_t v)
 {
     if (env->sregs[LEND] != v) {
         tb_invalidate_virtual_addr(env, env->sregs[LEND] - 1);
@@ -383,12 +376,12 @@  void HELPER(wsr_lend)(uint32_t v)
     }
 }
 
-void HELPER(dump_state)(void)
+void HELPER(dump_state)(CPUXtensaState *env)
 {
     cpu_dump_state(env, stderr, fprintf, 0);
 }
 
-void HELPER(waiti)(uint32_t pc, uint32_t intlevel)
+void HELPER(waiti)(CPUXtensaState *env, uint32_t pc, uint32_t intlevel)
 {
     env->pc = pc;
     env->sregs[PS] = (env->sregs[PS] & ~PS_INTLEVEL) |
@@ -404,15 +397,15 @@  void HELPER(waiti)(uint32_t pc, uint32_t intlevel)
     if (xtensa_option_enabled(env->config, XTENSA_OPTION_TIMER_INTERRUPT)) {
         xtensa_rearm_ccompare_timer(env);
     }
-    HELPER(exception)(EXCP_HLT);
+    HELPER(exception)(env, EXCP_HLT);
 }
 
-void HELPER(timer_irq)(uint32_t id, uint32_t active)
+void HELPER(timer_irq)(CPUXtensaState *env, uint32_t id, uint32_t active)
 {
     xtensa_timer_irq(env, id, active);
 }
 
-void HELPER(advance_ccount)(uint32_t d)
+void HELPER(advance_ccount)(CPUXtensaState *env, uint32_t d)
 {
     xtensa_advance_ccount(env, d);
 }
@@ -422,7 +415,7 @@  void HELPER(check_interrupts)(CPUXtensaState *env)
     check_interrupts(env);
 }
 
-void HELPER(wsr_rasid)(uint32_t v)
+void HELPER(wsr_rasid)(CPUXtensaState *env, uint32_t v)
 {
     v = (v & 0xffffff00) | 0x1;
     if (v != env->sregs[RASID]) {
@@ -574,7 +567,7 @@  void split_tlb_entry_spec_way(const CPUXtensaState *env, uint32_t v, bool dtlb,
  * Split TLB address into TLB way, entry index and VPN (with index).
  * See ISA, 4.6.5.5 - 4.6.5.8 for the TLB addressing format
  */
-static void split_tlb_entry_spec(uint32_t v, bool dtlb,
+static void split_tlb_entry_spec(CPUXtensaState *env, uint32_t v, bool dtlb,
         uint32_t *vpn, uint32_t *wi, uint32_t *ei)
 {
     if (xtensa_option_enabled(env->config, XTENSA_OPTION_MMU)) {
@@ -587,41 +580,42 @@  static void split_tlb_entry_spec(uint32_t v, bool dtlb,
     }
 }
 
-static xtensa_tlb_entry *get_tlb_entry(uint32_t v, bool dtlb, uint32_t *pwi)
+static xtensa_tlb_entry *get_tlb_entry(CPUXtensaState *env,
+        uint32_t v, bool dtlb, uint32_t *pwi)
 {
     uint32_t vpn;
     uint32_t wi;
     uint32_t ei;
 
-    split_tlb_entry_spec(v, dtlb, &vpn, &wi, &ei);
+    split_tlb_entry_spec(env, v, dtlb, &vpn, &wi, &ei);
     if (pwi) {
         *pwi = wi;
     }
     return xtensa_tlb_get_entry(env, dtlb, wi, ei);
 }
 
-uint32_t HELPER(rtlb0)(uint32_t v, uint32_t dtlb)
+uint32_t HELPER(rtlb0)(CPUXtensaState *env, uint32_t v, uint32_t dtlb)
 {
     if (xtensa_option_enabled(env->config, XTENSA_OPTION_MMU)) {
         uint32_t wi;
-        const xtensa_tlb_entry *entry = get_tlb_entry(v, dtlb, &wi);
+        const xtensa_tlb_entry *entry = get_tlb_entry(env, v, dtlb, &wi);
         return (entry->vaddr & get_vpn_mask(env, dtlb, wi)) | entry->asid;
     } else {
         return v & REGION_PAGE_MASK;
     }
 }
 
-uint32_t HELPER(rtlb1)(uint32_t v, uint32_t dtlb)
+uint32_t HELPER(rtlb1)(CPUXtensaState *env, uint32_t v, uint32_t dtlb)
 {
-    const xtensa_tlb_entry *entry = get_tlb_entry(v, dtlb, NULL);
+    const xtensa_tlb_entry *entry = get_tlb_entry(env, v, dtlb, NULL);
     return entry->paddr | entry->attr;
 }
 
-void HELPER(itlb)(uint32_t v, uint32_t dtlb)
+void HELPER(itlb)(CPUXtensaState *env, uint32_t v, uint32_t dtlb)
 {
     if (xtensa_option_enabled(env->config, XTENSA_OPTION_MMU)) {
         uint32_t wi;
-        xtensa_tlb_entry *entry = get_tlb_entry(v, dtlb, &wi);
+        xtensa_tlb_entry *entry = get_tlb_entry(env, v, dtlb, &wi);
         if (entry->variable && entry->asid) {
             tlb_flush_page(env, entry->vaddr);
             entry->asid = 0;
@@ -629,7 +623,7 @@  void HELPER(itlb)(uint32_t v, uint32_t dtlb)
     }
 }
 
-uint32_t HELPER(ptlb)(uint32_t v, uint32_t dtlb)
+uint32_t HELPER(ptlb)(CPUXtensaState *env, uint32_t v, uint32_t dtlb)
 {
     if (xtensa_option_enabled(env->config, XTENSA_OPTION_MMU)) {
         uint32_t wi;
@@ -646,7 +640,7 @@  uint32_t HELPER(ptlb)(uint32_t v, uint32_t dtlb)
 
         case INST_TLB_MULTI_HIT_CAUSE:
         case LOAD_STORE_TLB_MULTI_HIT_CAUSE:
-            HELPER(exception_cause_vaddr)(env->pc, res, v);
+            HELPER(exception_cause_vaddr)(env, env->pc, res, v);
             break;
         }
         return 0;
@@ -691,17 +685,17 @@  void xtensa_tlb_set_entry(CPUXtensaState *env, bool dtlb,
     }
 }
 
-void HELPER(wtlb)(uint32_t p, uint32_t v, uint32_t dtlb)
+void HELPER(wtlb)(CPUXtensaState *env, uint32_t p, uint32_t v, uint32_t dtlb)
 {
     uint32_t vpn;
     uint32_t wi;
     uint32_t ei;
-    split_tlb_entry_spec(v, dtlb, &vpn, &wi, &ei);
+    split_tlb_entry_spec(env, v, dtlb, &vpn, &wi, &ei);
     xtensa_tlb_set_entry(env, dtlb, wi, ei, vpn, p);
 }
 
 
-void HELPER(wsr_ibreakenable)(uint32_t v)
+void HELPER(wsr_ibreakenable)(CPUXtensaState *env, uint32_t v)
 {
     uint32_t change = v ^ env->sregs[IBREAKENABLE];
     unsigned i;
@@ -714,7 +708,7 @@  void HELPER(wsr_ibreakenable)(uint32_t v)
     env->sregs[IBREAKENABLE] = v & ((1 << env->config->nibreak) - 1);
 }
 
-void HELPER(wsr_ibreaka)(uint32_t i, uint32_t v)
+void HELPER(wsr_ibreaka)(CPUXtensaState *env, uint32_t i, uint32_t v)
 {
     if (env->sregs[IBREAKENABLE] & (1 << i) && env->sregs[IBREAKA + i] != v) {
         tb_invalidate_virtual_addr(env, env->sregs[IBREAKA + i]);
@@ -723,7 +717,8 @@  void HELPER(wsr_ibreaka)(uint32_t i, uint32_t v)
     env->sregs[IBREAKA + i] = v;
 }
 
-static void set_dbreak(unsigned i, uint32_t dbreaka, uint32_t dbreakc)
+static void set_dbreak(CPUXtensaState *env, unsigned i, uint32_t dbreaka,
+        uint32_t dbreakc)
 {
     int flags = BP_CPU | BP_STOP_BEFORE_ACCESS;
     uint32_t mask = dbreakc | ~DBREAKC_MASK;
@@ -751,22 +746,22 @@  static void set_dbreak(unsigned i, uint32_t dbreaka, uint32_t dbreakc)
     }
 }
 
-void HELPER(wsr_dbreaka)(uint32_t i, uint32_t v)
+void HELPER(wsr_dbreaka)(CPUXtensaState *env, uint32_t i, uint32_t v)
 {
     uint32_t dbreakc = env->sregs[DBREAKC + i];
 
     if ((dbreakc & DBREAKC_SB_LB) &&
             env->sregs[DBREAKA + i] != v) {
-        set_dbreak(i, v, dbreakc);
+        set_dbreak(env, i, v, dbreakc);
     }
     env->sregs[DBREAKA + i] = v;
 }
 
-void HELPER(wsr_dbreakc)(uint32_t i, uint32_t v)
+void HELPER(wsr_dbreakc)(CPUXtensaState *env, uint32_t i, uint32_t v)
 {
     if ((env->sregs[DBREAKC + i] ^ v) & (DBREAKC_SB_LB | DBREAKC_MASK)) {
         if (v & DBREAKC_SB_LB) {
-            set_dbreak(i, env->sregs[DBREAKA + i], v);
+            set_dbreak(env, i, env->sregs[DBREAKA + i], v);
         } else {
             if (env->cpu_watchpoint[i]) {
                 cpu_watchpoint_remove_by_ref(env, env->cpu_watchpoint[i]);
diff --git a/target-xtensa/translate.c b/target-xtensa/translate.c
index a542a31..b883e6b 100644
--- a/target-xtensa/translate.c
+++ b/target-xtensa/translate.c
@@ -254,7 +254,7 @@  static void gen_advance_ccount(DisasContext *dc)
     if (dc->ccount_delta > 0) {
         TCGv_i32 tmp = tcg_const_i32(dc->ccount_delta);
         dc->ccount_delta = 0;
-        gen_helper_advance_ccount(tmp);
+        gen_helper_advance_ccount(cpu_env, tmp);
         tcg_temp_free(tmp);
     }
 }
@@ -268,7 +268,7 @@  static void gen_exception(DisasContext *dc, int excp)
 {
     TCGv_i32 tmp = tcg_const_i32(excp);
     gen_advance_ccount(dc);
-    gen_helper_exception(tmp);
+    gen_helper_exception(cpu_env, tmp);
     tcg_temp_free(tmp);
 }
 
@@ -277,7 +277,7 @@  static void gen_exception_cause(DisasContext *dc, uint32_t cause)
     TCGv_i32 tpc = tcg_const_i32(dc->pc);
     TCGv_i32 tcause = tcg_const_i32(cause);
     gen_advance_ccount(dc);
-    gen_helper_exception_cause(tpc, tcause);
+    gen_helper_exception_cause(cpu_env, tpc, tcause);
     tcg_temp_free(tpc);
     tcg_temp_free(tcause);
     if (cause == ILLEGAL_INSTRUCTION_CAUSE ||
@@ -292,7 +292,7 @@  static void gen_exception_cause_vaddr(DisasContext *dc, uint32_t cause,
     TCGv_i32 tpc = tcg_const_i32(dc->pc);
     TCGv_i32 tcause = tcg_const_i32(cause);
     gen_advance_ccount(dc);
-    gen_helper_exception_cause_vaddr(tpc, tcause, vaddr);
+    gen_helper_exception_cause_vaddr(cpu_env, tpc, tcause, vaddr);
     tcg_temp_free(tpc);
     tcg_temp_free(tcause);
 }
@@ -302,7 +302,7 @@  static void gen_debug_exception(DisasContext *dc, uint32_t cause)
     TCGv_i32 tpc = tcg_const_i32(dc->pc);
     TCGv_i32 tcause = tcg_const_i32(cause);
     gen_advance_ccount(dc);
-    gen_helper_debug_exception(tpc, tcause);
+    gen_helper_debug_exception(cpu_env, tpc, tcause);
     tcg_temp_free(tpc);
     tcg_temp_free(tcause);
     if (cause & (DEBUGCAUSE_IB | DEBUGCAUSE_BI | DEBUGCAUSE_BN)) {
@@ -460,13 +460,13 @@  static void gen_rsr(DisasContext *dc, TCGv_i32 d, uint32_t sr)
 
 static void gen_wsr_lbeg(DisasContext *dc, uint32_t sr, TCGv_i32 s)
 {
-    gen_helper_wsr_lbeg(s);
+    gen_helper_wsr_lbeg(cpu_env, s);
     gen_jumpi_check_loop_end(dc, 0);
 }
 
 static void gen_wsr_lend(DisasContext *dc, uint32_t sr, TCGv_i32 s)
 {
-    gen_helper_wsr_lend(s);
+    gen_helper_wsr_lend(cpu_env, s);
     gen_jumpi_check_loop_end(dc, 0);
 }
 
@@ -499,7 +499,7 @@  static void gen_wsr_acchi(DisasContext *dc, uint32_t sr, TCGv_i32 s)
 
 static void gen_wsr_windowbase(DisasContext *dc, uint32_t sr, TCGv_i32 v)
 {
-    gen_helper_wsr_windowbase(v);
+    gen_helper_wsr_windowbase(cpu_env, v);
     reset_used_window(dc);
 }
 
@@ -516,7 +516,7 @@  static void gen_wsr_ptevaddr(DisasContext *dc, uint32_t sr, TCGv_i32 v)
 
 static void gen_wsr_rasid(DisasContext *dc, uint32_t sr, TCGv_i32 v)
 {
-    gen_helper_wsr_rasid(v);
+    gen_helper_wsr_rasid(cpu_env, v);
     /* This can change tb->flags, so exit tb */
     gen_jumpi_check_loop_end(dc, -1);
 }
@@ -528,7 +528,7 @@  static void gen_wsr_tlbcfg(DisasContext *dc, uint32_t sr, TCGv_i32 v)
 
 static void gen_wsr_ibreakenable(DisasContext *dc, uint32_t sr, TCGv_i32 v)
 {
-    gen_helper_wsr_ibreakenable(v);
+    gen_helper_wsr_ibreakenable(cpu_env, v);
     gen_jumpi_check_loop_end(dc, 0);
 }
 
@@ -538,7 +538,7 @@  static void gen_wsr_ibreaka(DisasContext *dc, uint32_t sr, TCGv_i32 v)
 
     if (id < dc->config->nibreak) {
         TCGv_i32 tmp = tcg_const_i32(id);
-        gen_helper_wsr_ibreaka(tmp, v);
+        gen_helper_wsr_ibreaka(cpu_env, tmp, v);
         tcg_temp_free(tmp);
         gen_jumpi_check_loop_end(dc, 0);
     }
@@ -550,7 +550,7 @@  static void gen_wsr_dbreaka(DisasContext *dc, uint32_t sr, TCGv_i32 v)
 
     if (id < dc->config->ndbreak) {
         TCGv_i32 tmp = tcg_const_i32(id);
-        gen_helper_wsr_dbreaka(tmp, v);
+        gen_helper_wsr_dbreaka(cpu_env, tmp, v);
         tcg_temp_free(tmp);
     }
 }
@@ -561,7 +561,7 @@  static void gen_wsr_dbreakc(DisasContext *dc, uint32_t sr, TCGv_i32 v)
 
     if (id < dc->config->ndbreak) {
         TCGv_i32 tmp = tcg_const_i32(id);
-        gen_helper_wsr_dbreakc(tmp, v);
+        gen_helper_wsr_dbreakc(cpu_env, tmp, v);
         tcg_temp_free(tmp);
     }
 }
@@ -714,7 +714,7 @@  static void gen_waiti(DisasContext *dc, uint32_t imm4)
     TCGv_i32 pc = tcg_const_i32(dc->next_pc);
     TCGv_i32 intlevel = tcg_const_i32(imm4);
     gen_advance_ccount(dc);
-    gen_helper_waiti(pc, intlevel);
+    gen_helper_waiti(cpu_env, pc, intlevel);
     tcg_temp_free(pc);
     tcg_temp_free(intlevel);
 }
@@ -731,7 +731,7 @@  static void gen_window_check1(DisasContext *dc, unsigned r1)
 
         dc->used_window = r1 / 4;
         gen_advance_ccount(dc);
-        gen_helper_window_check(pc, w);
+        gen_helper_window_check(cpu_env, pc, w);
 
         tcg_temp_free(w);
         tcg_temp_free(pc);
@@ -851,8 +851,8 @@  static void disas_xtensa_insn(DisasContext *dc)
 
 #define RSR_SR (b1)
 
-    uint8_t b0 = ldub_code(dc->pc);
-    uint8_t b1 = ldub_code(dc->pc + 1);
+    uint8_t b0 = cpu_ldub_code(cpu_single_env, dc->pc);
+    uint8_t b1 = cpu_ldub_code(cpu_single_env, dc->pc + 1);
     uint8_t b2 = 0;
 
     static const uint32_t B4CONST[] = {
@@ -868,7 +868,7 @@  static void disas_xtensa_insn(DisasContext *dc)
         HAS_OPTION(XTENSA_OPTION_CODE_DENSITY);
     } else {
         dc->next_pc = dc->pc + 3;
-        b2 = ldub_code(dc->pc + 2);
+        b2 = cpu_ldub_code(cpu_single_env, dc->pc + 2);
     }
 
     switch (OP0) {
@@ -905,7 +905,7 @@  static void disas_xtensa_insn(DisasContext *dc)
                             {
                                 TCGv_i32 tmp = tcg_const_i32(dc->pc);
                                 gen_advance_ccount(dc);
-                                gen_helper_retw(tmp, tmp);
+                                gen_helper_retw(tmp, cpu_env, tmp);
                                 gen_jump(dc, tmp);
                                 tcg_temp_free(tmp);
                             }
@@ -953,7 +953,7 @@  static void disas_xtensa_insn(DisasContext *dc)
                     {
                         TCGv_i32 pc = tcg_const_i32(dc->pc);
                         gen_advance_ccount(dc);
-                        gen_helper_movsp(pc);
+                        gen_helper_movsp(cpu_env, pc);
                         tcg_gen_mov_i32(cpu_R[RRR_T], cpu_R[RRR_S]);
                         tcg_temp_free(pc);
                     }
@@ -1033,7 +1033,7 @@  static void disas_xtensa_insn(DisasContext *dc)
                                             cpu_SR[WINDOW_START], tmp);
                                 }
 
-                                gen_helper_restore_owb();
+                                gen_helper_restore_owb(cpu_env);
                                 gen_helper_check_interrupts(cpu_env);
                                 gen_jump(dc, cpu_SR[EPC1]);
 
@@ -1221,7 +1221,7 @@  static void disas_xtensa_insn(DisasContext *dc)
                     {
                         TCGv_i32 tmp = tcg_const_i32(
                                 RRR_T | ((RRR_T & 8) ? 0xfffffff0 : 0));
-                        gen_helper_rotw(tmp);
+                        gen_helper_rotw(cpu_env, tmp);
                         tcg_temp_free(tmp);
                         reset_used_window(dc);
                     }
@@ -1257,28 +1257,32 @@  static void disas_xtensa_insn(DisasContext *dc)
 
                     switch (RRR_R & 7) {
                     case 3: /*RITLB0*/ /*RDTLB0*/
-                        gen_helper_rtlb0(cpu_R[RRR_T], cpu_R[RRR_S], dtlb);
+                        gen_helper_rtlb0(cpu_R[RRR_T],
+                                cpu_env, cpu_R[RRR_S], dtlb);
                         break;
 
                     case 4: /*IITLB*/ /*IDTLB*/
-                        gen_helper_itlb(cpu_R[RRR_S], dtlb);
+                        gen_helper_itlb(cpu_env, cpu_R[RRR_S], dtlb);
                         /* This could change memory mapping, so exit tb */
                         gen_jumpi_check_loop_end(dc, -1);
                         break;
 
                     case 5: /*PITLB*/ /*PDTLB*/
                         tcg_gen_movi_i32(cpu_pc, dc->pc);
-                        gen_helper_ptlb(cpu_R[RRR_T], cpu_R[RRR_S], dtlb);
+                        gen_helper_ptlb(cpu_R[RRR_T],
+                                cpu_env, cpu_R[RRR_S], dtlb);
                         break;
 
                     case 6: /*WITLB*/ /*WDTLB*/
-                        gen_helper_wtlb(cpu_R[RRR_T], cpu_R[RRR_S], dtlb);
+                        gen_helper_wtlb(
+                                cpu_env, cpu_R[RRR_T], cpu_R[RRR_S], dtlb);
                         /* This could change memory mapping, so exit tb */
                         gen_jumpi_check_loop_end(dc, -1);
                         break;
 
                     case 7: /*RITLB1*/ /*RDTLB1*/
-                        gen_helper_rtlb1(cpu_R[RRR_T], cpu_R[RRR_S], dtlb);
+                        gen_helper_rtlb1(cpu_R[RRR_T],
+                                cpu_env, cpu_R[RRR_S], dtlb);
                         break;
 
                     default:
@@ -2246,7 +2250,7 @@  static void disas_xtensa_insn(DisasContext *dc)
                     TCGv_i32 s = tcg_const_i32(BRI12_S);
                     TCGv_i32 imm = tcg_const_i32(BRI12_IMM12);
                     gen_advance_ccount(dc);
-                    gen_helper_entry(pc, s, imm);
+                    gen_helper_entry(cpu_env, pc, s, imm);
                     tcg_temp_free(imm);
                     tcg_temp_free(s);
                     tcg_temp_free(pc);
@@ -2280,7 +2284,7 @@  static void disas_xtensa_insn(DisasContext *dc)
 
                         tcg_gen_subi_i32(cpu_SR[LCOUNT], cpu_R[RRI8_S], 1);
                         tcg_gen_movi_i32(cpu_SR[LBEG], dc->next_pc);
-                        gen_helper_wsr_lend(tmp);
+                        gen_helper_wsr_lend(cpu_env, tmp);
                         tcg_temp_free(tmp);
 
                         if (BRI8_R > 8) {
@@ -2449,7 +2453,7 @@  static void disas_xtensa_insn(DisasContext *dc)
                 {
                     TCGv_i32 tmp = tcg_const_i32(dc->pc);
                     gen_advance_ccount(dc);
-                    gen_helper_retw(tmp, tmp);
+                    gen_helper_retw(tmp, cpu_env, tmp);
                     gen_jump(dc, tmp);
                     tcg_temp_free(tmp);
                 }