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Remove redundant oldcs variable - when processing an exception, oldcs and CS are the same.

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This commit is contained in:
SarahW 2019-01-28 20:00:49 +00:00
commit ca89a51478
5 changed files with 2 additions and 38 deletions
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16
src/x86seg.c
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@ -95,7 +95,6 @@ void x86seg_reset()
void x86_doabrt(int x86_abrt)
{
// ingpf = 1;
CS = oldcs;
cpu_state.pc = cpu_state.oldpc;
cpu_state.seg_cs.access = oldcpl << 5;
// pclog("x86_doabrt - %02X %08X %04X:%08X %i\n", x86_abrt, abrt_error, CS, pc, ins);
@ -730,7 +729,6 @@ void loadcsjmp(uint16_t seg, uint32_t oxpc)
// pclog("Call gate\n");
cgate32=(type&0x800);
cgate16=!cgate32;
oldcs=CS;
cpu_state.oldpc = cpu_state.pc;
if ((DPL < CPL) || (DPL < (seg&3)))
{
@ -1267,8 +1265,6 @@ void loadcscall(uint16_t seg)
}
}
// x86abort("Call gate with count %i\n",count);
// PUSHL(oldcs);
// PUSHL(oldpc); if (cpu_state.abrt) return;
}
else
{
@ -1305,8 +1301,6 @@ void loadcscall(uint16_t seg)
}
// if (output) pclog("Stack %04X\n",SP);
// if (count) x86abort("Call gate with count\n");
// PUSHW(oldcs);
// PUSHW(oldpc); if (cpu_state.abrt) return;
}
cycles -= timing_call_pm_gate_inner;
break;
@ -1318,16 +1312,6 @@ void loadcscall(uint16_t seg)
return;
}
case 0x1C00: case 0x1D00: case 0x1E00: case 0x1F00: /*Conforming*/
/* if (type==0xC00)
{
PUSHL(oldcs);
PUSHL(oldpc); if (cpu_state.abrt) return;
}
else
{
PUSHW(oldcs);
PUSHW(oldpc); if (cpu_state.abrt) return;
}*/
CS=seg2;
do_seg_load(&cpu_state.seg_cs, segdat);
if (CPL==3 && oldcpl!=3) flushmmucache_cr3();