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Fix 286/386/486 interpreter timing granularity at 5us.

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This commit is contained in:
SarahW 2017-04-06 21:51:35 +01:00
commit 3afec12252
1 changed files with 2 additions and 1 deletions
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3
src/386.c
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@ -214,6 +214,7 @@ void exec386(int cycs)
int tempi; int tempi;
int cycdiff; int cycdiff;
int oldcyc; int oldcyc;
int cycle_period = cycs / 2000; /*Use a 5us timing granularity*/
cycles+=cycs; cycles+=cycs;
// output=3; // output=3;
@ -223,7 +224,7 @@ void exec386(int cycs)
oldcyc=cycles; oldcyc=cycles;
timer_start_period(cycles << TIMER_SHIFT); timer_start_period(cycles << TIMER_SHIFT);
// pclog("%i %02X\n", ins, ram[8]); // pclog("%i %02X\n", ins, ram[8]);
while (cycdiff<100) while (cycdiff < cycle_period)
{ {
/* testr[0]=EAX; testr[1]=EBX; testr[2]=ECX; testr[3]=EDX; /* testr[0]=EAX; testr[1]=EBX; testr[2]=ECX; testr[3]=EDX;
testr[4]=ESI; testr[5]=EDI; testr[6]=EBP; testr[7]=ESP;*/ testr[4]=ESI; testr[5]=EDI; testr[6]=EBP; testr[7]=ESP;*/