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[Qemu-devel] [PULL for-2.0-rc0 33/58] cpu: Move jmp_env field from CPU_C


From: Andreas Färber
Subject: [Qemu-devel] [PULL for-2.0-rc0 33/58] cpu: Move jmp_env field from CPU_COMMON to CPUState
Date: Thu, 13 Mar 2014 15:54:36 +0100

Signed-off-by: Andreas Färber <address@hidden>
---
 cpu-exec.c              | 8 +++++---
 include/exec/cpu-defs.h | 2 --
 include/qom/cpu.h       | 2 ++
 user-exec.c             | 3 ++-
 4 files changed, 9 insertions(+), 6 deletions(-)

diff --git a/cpu-exec.c b/cpu-exec.c
index dd8da53..3e17ff5 100644
--- a/cpu-exec.c
+++ b/cpu-exec.c
@@ -28,7 +28,7 @@ void cpu_loop_exit(CPUArchState *env)
     CPUState *cpu = ENV_GET_CPU(env);
 
     cpu->current_tb = NULL;
-    siglongjmp(env->jmp_env, 1);
+    siglongjmp(cpu->jmp_env, 1);
 }
 
 /* exit the current TB from a signal handler. The host registers are
@@ -37,10 +37,12 @@ void cpu_loop_exit(CPUArchState *env)
 #if defined(CONFIG_SOFTMMU)
 void cpu_resume_from_signal(CPUArchState *env, void *puc)
 {
+    CPUState *cpu = ENV_GET_CPU(env);
+
     /* XXX: restore cpu registers saved in host registers */
 
     env->exception_index = -1;
-    siglongjmp(env->jmp_env, 1);
+    siglongjmp(cpu->jmp_env, 1);
 }
 #endif
 
@@ -284,7 +286,7 @@ int cpu_exec(CPUArchState *env)
 
     /* prepare setjmp context for exception handling */
     for(;;) {
-        if (sigsetjmp(env->jmp_env, 0) == 0) {
+        if (sigsetjmp(cpu->jmp_env, 0) == 0) {
             /* if an exception is pending, we execute it here */
             if (env->exception_index >= 0) {
                 if (env->exception_index >= EXCP_INTERRUPT) {
diff --git a/include/exec/cpu-defs.h b/include/exec/cpu-defs.h
index 4272094..5fbdc9c 100644
--- a/include/exec/cpu-defs.h
+++ b/include/exec/cpu-defs.h
@@ -24,7 +24,6 @@
 #endif
 
 #include "config.h"
-#include <setjmp.h>
 #include <inttypes.h>
 #include "qemu/osdep.h"
 #include "qemu/queue.h"
@@ -141,7 +140,6 @@ typedef struct CPUWatchpoint {
     CPUWatchpoint *watchpoint_hit;                                      \
                                                                         \
     /* Core interrupt code */                                           \
-    sigjmp_buf jmp_env;                                                 \
     int exception_index;                                                \
                                                                         \
     /* user data */                                                     \
diff --git a/include/qom/cpu.h b/include/qom/cpu.h
index ada8a5a..04bfd72 100644
--- a/include/qom/cpu.h
+++ b/include/qom/cpu.h
@@ -21,6 +21,7 @@
 #define QEMU_CPU_H
 
 #include <signal.h>
+#include <setjmp.h>
 #include "hw/qdev-core.h"
 #include "exec/hwaddr.h"
 #include "qemu/queue.h"
@@ -216,6 +217,7 @@ struct CPUState {
     uint32_t interrupt_request;
     int singlestep_enabled;
     int64_t icount_extra;
+    sigjmp_buf jmp_env;
 
     AddressSpace *as;
     MemoryListener *tcg_as_listener;
diff --git a/user-exec.c b/user-exec.c
index d850d41..dec636e 100644
--- a/user-exec.c
+++ b/user-exec.c
@@ -52,6 +52,7 @@ static void exception_action(CPUArchState *env1)
  */
 void cpu_resume_from_signal(CPUArchState *env1, void *puc)
 {
+    CPUState *cpu = ENV_GET_CPU(env1);
 #ifdef __linux__
     struct ucontext *uc = puc;
 #elif defined(__OpenBSD__)
@@ -71,7 +72,7 @@ void cpu_resume_from_signal(CPUArchState *env1, void *puc)
 #endif
     }
     env1->exception_index = -1;
-    siglongjmp(env1->jmp_env, 1);
+    siglongjmp(cpu->jmp_env, 1);
 }
 
 /* 'pc' is the host PC at which the exception was raised. 'address' is
-- 
1.8.4.5




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