@@ -1111,8 +1111,6 @@ static inline int cpu_mmu_index (CPUX86State *env)
#define ECX (env->regs[R_ECX])
#undef EDX
#define EDX (env->regs[R_EDX])
-#undef EBX
-#define EBX (env->regs[R_EBX])
#undef ESP
#define ESP (env->regs[R_ESP])
#undef EBP
@@ -46,7 +46,7 @@ void helper_cmpxchg8b(CPUX86State *env, target_ulong a0)
eflags = cpu_cc_compute_all(env, CC_OP);
d = cpu_ldq_data(env, a0);
if (d == (((uint64_t)EDX << 32) | (uint32_t)env->regs[R_EAX])) {
- cpu_stq_data(env, a0, ((uint64_t)ECX << 32) | (uint32_t)EBX);
+ cpu_stq_data(env, a0, ((uint64_t)ECX << 32) | (uint32_t)env->regs[R_EBX]);
eflags |= CC_Z;
} else {
/* always do the store */
@@ -71,7 +71,7 @@ void helper_cmpxchg16b(CPUX86State *env, target_ulong a0)
d0 = cpu_ldq_data(env, a0);
d1 = cpu_ldq_data(env, a0 + 8);
if (d0 == env->regs[R_EAX] && d1 == EDX) {
- cpu_stq_data(env, a0, EBX);
+ cpu_stq_data(env, a0, env->regs[R_EBX]);
cpu_stq_data(env, a0 + 8, ECX);
eflags |= CC_Z;
} else {
@@ -124,7 +124,7 @@ void helper_cpuid(CPUX86State *env)
cpu_x86_cpuid(env, (uint32_t)env->regs[R_EAX], (uint32_t)ECX, &eax, &ebx, &ecx, &edx);
env->regs[R_EAX] = eax;
- EBX = ebx;
+ env->regs[R_EBX] = ebx;
ECX = ecx;
EDX = edx;
}
@@ -327,7 +327,7 @@ static void switch_tss(CPUX86State *env, int tss_selector,
cpu_stl_kernel(env, env->tr.base + (0x28 + 0 * 4), env->regs[R_EAX]);
cpu_stl_kernel(env, env->tr.base + (0x28 + 1 * 4), ECX);
cpu_stl_kernel(env, env->tr.base + (0x28 + 2 * 4), EDX);
- cpu_stl_kernel(env, env->tr.base + (0x28 + 3 * 4), EBX);
+ cpu_stl_kernel(env, env->tr.base + (0x28 + 3 * 4), env->regs[R_EBX]);
cpu_stl_kernel(env, env->tr.base + (0x28 + 4 * 4), ESP);
cpu_stl_kernel(env, env->tr.base + (0x28 + 5 * 4), EBP);
cpu_stl_kernel(env, env->tr.base + (0x28 + 6 * 4), ESI);
@@ -343,7 +343,7 @@ static void switch_tss(CPUX86State *env, int tss_selector,
cpu_stw_kernel(env, env->tr.base + (0x12 + 0 * 2), env->regs[R_EAX]);
cpu_stw_kernel(env, env->tr.base + (0x12 + 1 * 2), ECX);
cpu_stw_kernel(env, env->tr.base + (0x12 + 2 * 2), EDX);
- cpu_stw_kernel(env, env->tr.base + (0x12 + 3 * 2), EBX);
+ cpu_stw_kernel(env, env->tr.base + (0x12 + 3 * 2), env->regs[R_EBX]);
cpu_stw_kernel(env, env->tr.base + (0x12 + 4 * 2), ESP);
cpu_stw_kernel(env, env->tr.base + (0x12 + 5 * 2), EBP);
cpu_stw_kernel(env, env->tr.base + (0x12 + 6 * 2), ESI);
@@ -399,7 +399,7 @@ static void switch_tss(CPUX86State *env, int tss_selector,
env->regs[R_EAX] = new_regs[0];
ECX = new_regs[1];
EDX = new_regs[2];
- EBX = new_regs[3];
+ env->regs[R_EBX] = new_regs[3];
ESP = new_regs[4];
EBP = new_regs[5];
ESI = new_regs[6];
@@ -85,7 +85,7 @@ void do_smm_enter(CPUX86State *env)
stq_phys(sm_state + 0x7ff8, env->regs[R_EAX]);
stq_phys(sm_state + 0x7ff0, ECX);
stq_phys(sm_state + 0x7fe8, EDX);
- stq_phys(sm_state + 0x7fe0, EBX);
+ stq_phys(sm_state + 0x7fe0, env->regs[R_EBX]);
stq_phys(sm_state + 0x7fd8, ESP);
stq_phys(sm_state + 0x7fd0, EBP);
stq_phys(sm_state + 0x7fc8, ESI);
@@ -113,7 +113,7 @@ void do_smm_enter(CPUX86State *env)
stl_phys(sm_state + 0x7fe8, ESI);
stl_phys(sm_state + 0x7fe4, EBP);
stl_phys(sm_state + 0x7fe0, ESP);
- stl_phys(sm_state + 0x7fdc, EBX);
+ stl_phys(sm_state + 0x7fdc, env->regs[R_EBX]);
stl_phys(sm_state + 0x7fd8, EDX);
stl_phys(sm_state + 0x7fd4, ECX);
stl_phys(sm_state + 0x7fd0, env->regs[R_EAX]);
@@ -216,7 +216,7 @@ void helper_rsm(CPUX86State *env)
env->regs[R_EAX] = ldq_phys(sm_state + 0x7ff8);
ECX = ldq_phys(sm_state + 0x7ff0);
EDX = ldq_phys(sm_state + 0x7fe8);
- EBX = ldq_phys(sm_state + 0x7fe0);
+ env->regs[R_EBX] = ldq_phys(sm_state + 0x7fe0);
ESP = ldq_phys(sm_state + 0x7fd8);
EBP = ldq_phys(sm_state + 0x7fd0);
ESI = ldq_phys(sm_state + 0x7fc8);
@@ -248,7 +248,7 @@ void helper_rsm(CPUX86State *env)
ESI = ldl_phys(sm_state + 0x7fe8);
EBP = ldl_phys(sm_state + 0x7fe4);
ESP = ldl_phys(sm_state + 0x7fe0);
- EBX = ldl_phys(sm_state + 0x7fdc);
+ env->regs[R_EBX] = ldl_phys(sm_state + 0x7fdc);
EDX = ldl_phys(sm_state + 0x7fd8);
ECX = ldl_phys(sm_state + 0x7fd4);
env->regs[R_EAX] = ldl_phys(sm_state + 0x7fd0);
Signed-off-by: liguang <lig.fnst@cn.fujitsu.com> --- target-i386/cpu.h | 2 -- target-i386/mem_helper.c | 4 ++-- target-i386/misc_helper.c | 2 +- target-i386/seg_helper.c | 6 +++--- target-i386/smm_helper.c | 8 ++++---- 5 files changed, 10 insertions(+), 12 deletions(-)