Revision 94451178
| b/target-i386/helper.h | ||
|---|---|---|
| 60 | 60 |
DEF_HELPER(void, helper_syscall, (int next_eip_addend)) |
| 61 | 61 |
DEF_HELPER(void, helper_sysret, (int dflag)) |
| 62 | 62 |
#endif |
| 63 |
DEF_HELPER(void, helper_hlt, (void))
|
|
| 63 |
DEF_HELPER(void, helper_hlt, (int next_eip_addend))
|
|
| 64 | 64 |
DEF_HELPER(void, helper_monitor, (target_ulong ptr)) |
| 65 |
DEF_HELPER(void, helper_mwait, (void))
|
|
| 65 |
DEF_HELPER(void, helper_mwait, (int next_eip_addend))
|
|
| 66 | 66 |
DEF_HELPER(void, helper_debug, (void)) |
| 67 | 67 |
DEF_HELPER(void, helper_raise_interrupt, (int intno, int next_eip_addend)) |
| 68 | 68 |
DEF_HELPER(void, helper_raise_exception, (int exception_index)) |
| b/target-i386/op_helper.c | ||
|---|---|---|
| 4547 | 4547 |
} |
| 4548 | 4548 |
#endif |
| 4549 | 4549 |
|
| 4550 |
void helper_hlt(void)
|
|
| 4550 |
static void do_hlt(void)
|
|
| 4551 | 4551 |
{
|
| 4552 |
helper_svm_check_intercept_param(SVM_EXIT_HLT, 0); |
|
| 4553 |
|
|
| 4554 | 4552 |
env->hflags &= ~HF_INHIBIT_IRQ_MASK; /* needed if sti is just before */ |
| 4555 | 4553 |
env->halted = 1; |
| 4556 | 4554 |
env->exception_index = EXCP_HLT; |
| 4557 | 4555 |
cpu_loop_exit(); |
| 4558 | 4556 |
} |
| 4559 | 4557 |
|
| 4558 |
void helper_hlt(int next_eip_addend) |
|
| 4559 |
{
|
|
| 4560 |
helper_svm_check_intercept_param(SVM_EXIT_HLT, 0); |
|
| 4561 |
EIP += next_eip_addend; |
|
| 4562 |
|
|
| 4563 |
do_hlt(); |
|
| 4564 |
} |
|
| 4565 |
|
|
| 4560 | 4566 |
void helper_monitor(target_ulong ptr) |
| 4561 | 4567 |
{
|
| 4562 | 4568 |
if ((uint32_t)ECX != 0) |
| ... | ... | |
| 4565 | 4571 |
helper_svm_check_intercept_param(SVM_EXIT_MONITOR, 0); |
| 4566 | 4572 |
} |
| 4567 | 4573 |
|
| 4568 |
void helper_mwait(void)
|
|
| 4574 |
void helper_mwait(int next_eip_addend)
|
|
| 4569 | 4575 |
{
|
| 4570 | 4576 |
if ((uint32_t)ECX != 0) |
| 4571 | 4577 |
raise_exception(EXCP0D_GPF); |
| 4572 | 4578 |
helper_svm_check_intercept_param(SVM_EXIT_MWAIT, 0); |
| 4579 |
EIP += next_eip_addend; |
|
| 4580 |
|
|
| 4573 | 4581 |
/* XXX: not complete but not completely erroneous */ |
| 4574 | 4582 |
if (env->cpu_index != 0 || env->next_cpu != NULL) {
|
| 4575 | 4583 |
/* more than one CPU: do not sleep because another CPU may |
| 4576 | 4584 |
wake this one */ |
| 4577 | 4585 |
} else {
|
| 4578 |
helper_hlt();
|
|
| 4586 |
do_hlt();
|
|
| 4579 | 4587 |
} |
| 4580 | 4588 |
} |
| 4581 | 4589 |
|
| b/target-i386/translate.c | ||
|---|---|---|
| 6420 | 6420 |
} else {
|
| 6421 | 6421 |
if (s->cc_op != CC_OP_DYNAMIC) |
| 6422 | 6422 |
gen_op_set_cc_op(s->cc_op); |
| 6423 |
gen_jmp_im(s->pc - s->cs_base);
|
|
| 6424 |
tcg_gen_helper_0_0(helper_hlt);
|
|
| 6423 |
gen_jmp_im(pc_start - s->cs_base);
|
|
| 6424 |
tcg_gen_helper_0_1(helper_hlt, tcg_const_i32(s->pc - pc_start));
|
|
| 6425 | 6425 |
s->is_jmp = 3; |
| 6426 | 6426 |
} |
| 6427 | 6427 |
break; |
| ... | ... | |
| 6519 | 6519 |
if (!(s->cpuid_ext_features & CPUID_EXT_MONITOR) || |
| 6520 | 6520 |
s->cpl != 0) |
| 6521 | 6521 |
goto illegal_op; |
| 6522 |
if (s->cc_op != CC_OP_DYNAMIC) |
|
| 6523 |
gen_op_set_cc_op(s->cc_op); |
|
| 6522 | 6524 |
gen_jmp_im(pc_start - s->cs_base); |
| 6523 | 6525 |
#ifdef TARGET_X86_64 |
| 6524 | 6526 |
if (s->aflag == 2) {
|
| ... | ... | |
| 6541 | 6543 |
gen_op_set_cc_op(s->cc_op); |
| 6542 | 6544 |
s->cc_op = CC_OP_DYNAMIC; |
| 6543 | 6545 |
} |
| 6544 |
gen_jmp_im(s->pc - s->cs_base);
|
|
| 6545 |
tcg_gen_helper_0_0(helper_mwait);
|
|
| 6546 |
gen_jmp_im(pc_start - s->cs_base);
|
|
| 6547 |
tcg_gen_helper_0_1(helper_mwait, tcg_const_i32(s->pc - pc_start));
|
|
| 6546 | 6548 |
gen_eob(s); |
| 6547 | 6549 |
break; |
| 6548 | 6550 |
default: |
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