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fix a few auxiliar flag bugs

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Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@2646
This commit is contained in:
Sebastian Strohhäcker 2006-06-02 16:44:46 +00:00
parent 624686304e
commit c0eb7704fc
1 changed files with 15 additions and 6 deletions
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21
src/cpu/flags.cpp
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@ -597,6 +597,7 @@ Bitu FillFlags(void) {
case t_ORb:
SET_FLAG(CF,false);
SET_FLAG(AF,false);
DOFLAG_ZFb;
DOFLAG_SFb;
SET_FLAG(OF,false);
@ -604,6 +605,7 @@ Bitu FillFlags(void) {
break;
case t_ORw:
SET_FLAG(CF,false);
SET_FLAG(AF,false);
DOFLAG_ZFw;
DOFLAG_SFw;
SET_FLAG(OF,false);
@ -611,6 +613,7 @@ Bitu FillFlags(void) {
break;
case t_ORd:
SET_FLAG(CF,false);
SET_FLAG(AF,false);
DOFLAG_ZFd;
DOFLAG_SFd;
SET_FLAG(OF,false);
@ -621,6 +624,7 @@ Bitu FillFlags(void) {
case t_TESTb:
case t_ANDb:
SET_FLAG(CF,false);
SET_FLAG(AF,false);
DOFLAG_ZFb;
DOFLAG_SFb;
SET_FLAG(OF,false);
@ -629,6 +633,7 @@ Bitu FillFlags(void) {
case t_TESTw:
case t_ANDw:
SET_FLAG(CF,false);
SET_FLAG(AF,false);
DOFLAG_ZFw;
DOFLAG_SFw;
SET_FLAG(OF,false);
@ -637,6 +642,7 @@ Bitu FillFlags(void) {
case t_TESTd:
case t_ANDd:
SET_FLAG(CF,false);
SET_FLAG(AF,false);
DOFLAG_ZFd;
DOFLAG_SFd;
SET_FLAG(OF,false);
@ -646,6 +652,7 @@ Bitu FillFlags(void) {
case t_XORb:
SET_FLAG(CF,false);
SET_FLAG(AF,false);
DOFLAG_ZFb;
DOFLAG_SFb;
SET_FLAG(OF,false);
@ -653,6 +660,7 @@ Bitu FillFlags(void) {
break;
case t_XORw:
SET_FLAG(CF,false);
SET_FLAG(AF,false);
DOFLAG_ZFw;
DOFLAG_SFw;
SET_FLAG(OF,false);
@ -660,6 +668,7 @@ Bitu FillFlags(void) {
break;
case t_XORd:
SET_FLAG(CF,false);
SET_FLAG(AF,false);
DOFLAG_ZFd;
DOFLAG_SFd;
SET_FLAG(OF,false);
@ -792,21 +801,21 @@ Bitu FillFlags(void) {
break;
case t_DECb:
SET_FLAG(AF,(lf_resb & 0x0f) == 0);
SET_FLAG(AF,(lf_resb & 0x0f) == 0x0f);
DOFLAG_ZFb;
DOFLAG_SFb;
SET_FLAG(OF,(lf_resb == 0x7f));
DOFLAG_PF;
break;
case t_DECw:
SET_FLAG(AF,(lf_resw & 0x0f) == 0);
SET_FLAG(AF,(lf_resw & 0x0f) == 0x0f);
DOFLAG_ZFw;
DOFLAG_SFw;
SET_FLAG(OF,(lf_resw == 0x7fff));
DOFLAG_PF;
break;
case t_DECd:
SET_FLAG(AF,(lf_resd & 0x0f) == 0);
SET_FLAG(AF,(lf_resd & 0x0f) == 0x0f);
DOFLAG_ZFd;
DOFLAG_SFd;
SET_FLAG(OF,(lf_resd == 0x7fffffff));
@ -815,7 +824,7 @@ Bitu FillFlags(void) {
case t_NEGb:
SET_FLAG(CF,(lf_var1b!=0));
SET_FLAG(AF,(lf_resb & 0x0f) == 0);
SET_FLAG(AF,(lf_resb & 0x0f) != 0);
DOFLAG_ZFb;
DOFLAG_SFb;
SET_FLAG(OF,(lf_var1b == 0x80));
@ -823,7 +832,7 @@ Bitu FillFlags(void) {
break;
case t_NEGw:
SET_FLAG(CF,(lf_var1w!=0));
SET_FLAG(AF,(lf_resw & 0x0f) == 0);
SET_FLAG(AF,(lf_resw & 0x0f) != 0);
DOFLAG_ZFw;
DOFLAG_SFw;
SET_FLAG(OF,(lf_var1w == 0x8000));
@ -831,7 +840,7 @@ Bitu FillFlags(void) {
break;
case t_NEGd:
SET_FLAG(CF,(lf_var1d!=0));
SET_FLAG(AF,(lf_resd & 0x0f) == 0);
SET_FLAG(AF,(lf_resd & 0x0f) != 0);
DOFLAG_ZFd;
DOFLAG_SFd;
SET_FLAG(OF,(lf_var1d == 0x80000000));