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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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5
src/x86_ops_flag.h
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@ -85,11 +85,12 @@ static int opSTI(uint32_t fetchdat)
else
cpu_state.flags |= I_FLAG;
CPU_BLOCK_END();
/*TODO - should end block after 1 further instruction*/
// CPU_BLOCK_END();
CLOCK_CYCLES(2);
PREFETCH_RUN(2, 1, -1, 0,0,0,0, 0);
return 0;
return 1;
}
static int opSAHF(uint32_t fetchdat)