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Add SYSENTER and SYSEXIT instructions

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This commit is contained in:
SarahW 2020-06-29 22:19:41 +01:00
commit 7eff4f4ba8
8 changed files with 224 additions and 9 deletions
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6
src/x86.h
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@ -175,6 +175,9 @@ extern x86seg gdt, ldt, idt, tr;
extern uint32_t cr2, cr3, cr4;
extern uint32_t dr[8];
extern uint16_t sysenter_cs;
extern uint32_t sysenter_eip, sysenter_esp;
extern uint16_t cpu_cur_status;
@ -294,6 +297,9 @@ void x86_int(int num);
void x86_int_sw(int num);
int x86_int_sw_rm(int num);
void sysenter(void);
void sysexit(void);
int divl(uint32_t val);
int idivl(int32_t val);