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fix dynamic core div/idiv (Aces over Europe intro)

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Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@2332
This commit is contained in:
Sebastian Strohhäcker 2005-10-01 15:26:32 +00:00
parent 1f3c7cb160
commit 06d4ae4b3b
1 changed files with 4 additions and 4 deletions
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8
src/cpu/core_dyn_x86/decoder.h
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@ -745,10 +745,10 @@ static void dyn_grp3_eb(void) {
case 0x7: /* idiv Eb */
/* EAX could be used, so precache it */
if (decode.modrm.mod==3)
gen_dop_byte(DOP_MOV,src,0,&DynRegs[decode.modrm.rm&3],decode.modrm.rm&4);
gen_dop_byte(DOP_MOV,DREG(TMPB),0,&DynRegs[decode.modrm.rm&3],decode.modrm.rm&4);
gen_releasereg(DREG(EAX));
gen_call_function((decode.modrm.reg==6) ? (void *)&dyn_helper_divb : (void *)&dyn_helper_idivb,
"%Rd%Dd",DREG(TMPB),src);
"%Rd%Dd",DREG(TMPB),DREG(TMPB));
dyn_check_bool_exception(DREG(TMPB));
goto skipsave;
}
@ -785,12 +785,12 @@ static void dyn_grp3_ev(void) {
case 0x7: /* idiv Eb */
/* EAX could be used, so precache it */
if (decode.modrm.mod==3)
gen_dop_word(DOP_MOV,decode.big_op,src,&DynRegs[decode.modrm.rm]);
gen_dop_word(DOP_MOV,decode.big_op,DREG(TMPW),&DynRegs[decode.modrm.rm]);
gen_releasereg(DREG(EAX));gen_releasereg(DREG(EDX));
void * func=(decode.modrm.reg==6) ?
(decode.big_op ? (void *)&dyn_helper_divd : (void *)&dyn_helper_divw) :
(decode.big_op ? (void *)&dyn_helper_idivd : (void *)&dyn_helper_idivw);
gen_call_function(func,"%Rd%Dd",DREG(TMPB),src);
gen_call_function(func,"%Rd%Dd",DREG(TMPB),DREG(TMPW));
dyn_check_bool_exception(DREG(TMPB));
gen_releasereg(DREG(TMPB));
goto skipsave;