gdb support for user mode (Paul Brook)

[mirror_qemu.git] / exec.c

diff --git a/exec.c b/exec.c
index 264775e1e5d5a719d4a3ec867eaae0529c395859..f923043763c6982492910959508d17406556f232 100644 (file)
--- a/exec.c
+++ b/exec.c
@@ -1076,7 +1076,7 @@ static void tb_reset_jump_recursive(TranslationBlock *tb)
     tb_reset_jump_recursive2(tb, 1);
 }
 
-#if defined(TARGET_I386) || defined(TARGET_PPC) || defined(TARGET_SPARC)
+#if defined(TARGET_HAS_ICE)
 static void breakpoint_invalidate(CPUState *env, target_ulong pc)
 {
     target_ulong phys_addr;
@@ -1090,7 +1090,7 @@ static void breakpoint_invalidate(CPUState *env, target_ulong pc)
    breakpoint is reached */
 int cpu_breakpoint_insert(CPUState *env, target_ulong pc)
 {
-#if defined(TARGET_I386) || defined(TARGET_PPC) || defined(TARGET_SPARC)
+#if defined(TARGET_HAS_ICE)
     int i;
     
     for(i = 0; i < env->nb_breakpoints; i++) {
@@ -1112,7 +1112,7 @@ int cpu_breakpoint_insert(CPUState *env, target_ulong pc)
 /* remove a breakpoint */
 int cpu_breakpoint_remove(CPUState *env, target_ulong pc)
 {
-#if defined(TARGET_I386) || defined(TARGET_PPC) || defined(TARGET_SPARC)
+#if defined(TARGET_HAS_ICE)
     int i;
     for(i = 0; i < env->nb_breakpoints; i++) {
         if (env->breakpoints[i] == pc)
@@ -1120,9 +1120,9 @@ int cpu_breakpoint_remove(CPUState *env, target_ulong pc)
     }
     return -1;
  found:
-    memmove(&env->breakpoints[i], &env->breakpoints[i + 1],
-            (env->nb_breakpoints - (i + 1)) * sizeof(env->breakpoints[0]));
     env->nb_breakpoints--;
+    if (i < env->nb_breakpoints)
+      env->breakpoints[i] = env->breakpoints[env->nb_breakpoints];
 
     breakpoint_invalidate(env, pc);
     return 0;
@@ -1135,7 +1135,7 @@ int cpu_breakpoint_remove(CPUState *env, target_ulong pc)
    CPU loop after each instruction */
 void cpu_single_step(CPUState *env, int enabled)
 {
-#if defined(TARGET_I386) || defined(TARGET_PPC) || defined(TARGET_SPARC)
+#if defined(TARGET_HAS_ICE)
     if (env->singlestep_enabled != enabled) {
         env->singlestep_enabled = enabled;
         /* must flush all the translated code to avoid inconsistancies */