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Restore correct CS value when aborting in stack operations in CALL far instructions.

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This commit is contained in:
SarahW 2019-03-28 20:37:55 +00:00
commit efef231d7d
1 changed files with 8 additions and 8 deletions
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16
src/x86_ops_call.h
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@ -16,14 +16,14 @@
if (cgate32) \
{ \
uint32_t old_esp = ESP; \
PUSH_L(old_cs); if (cpu_state.abrt) { cgate16 = cgate32 = 0; return 1; } \
PUSH_L(old_pc); if (cpu_state.abrt) { ESP = old_esp; return 1; } \
PUSH_L(old_cs); if (cpu_state.abrt) { CS = old_cs; cgate16 = cgate32 = 0; return 1; } \
PUSH_L(old_pc); if (cpu_state.abrt) { CS = old_cs; ESP = old_esp; return 1; } \
} \
else \
{ \
uint32_t old_esp = ESP; \
PUSH_W(old_cs); if (cpu_state.abrt) { cgate16 = cgate32 = 0; return 1; } \
PUSH_W(old_pc); if (cpu_state.abrt) { ESP = old_esp; return 1; } \
PUSH_W(old_cs); if (cpu_state.abrt) { CS = old_cs; cgate16 = cgate32 = 0; return 1; } \
PUSH_W(old_pc); if (cpu_state.abrt) { CS = old_cs; ESP = old_esp; return 1; } \
}
#define CALL_FAR_l(new_seg, new_pc) \
@ -44,14 +44,14 @@
if (cgate16) \
{ \
uint32_t old_esp = ESP; \
PUSH_W(old_cs); if (cpu_state.abrt) { cgate16 = cgate32 = 0; return 1; } \
PUSH_W(old_pc); if (cpu_state.abrt) { ESP = old_esp; return 1; } \
PUSH_W(old_cs); if (cpu_state.abrt) { CS = old_cs; cgate16 = cgate32 = 0; return 1; } \
PUSH_W(old_pc); if (cpu_state.abrt) { CS = old_cs; ESP = old_esp; return 1; } \
} \
else \
{ \
uint32_t old_esp = ESP; \
PUSH_L(old_cs); if (cpu_state.abrt) { cgate16 = cgate32 = 0; return 1; } \
PUSH_L(old_pc); if (cpu_state.abrt) { ESP = old_esp; return 1; } \
PUSH_L(old_cs); if (cpu_state.abrt) { CS = old_cs; cgate16 = cgate32 = 0; return 1; } \
PUSH_L(old_pc); if (cpu_state.abrt) { CS = old_cs; ESP = old_esp; return 1; } \
}