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bugfixes, test_misc2, checkpc options

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git-svn-id: file:///home/notaz/opt/svn/PicoDrive@181 be3aeb3a-fb24-0410-a615-afba39da0efa
This commit is contained in:
notaz 2007-07-05 20:25:06 +00:00
parent 85a36a57a8
commit 03c5768cb5
8 changed files with 267 additions and 103 deletions
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39
cpu/Cyclone/OpArith.cpp
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@ -25,20 +25,21 @@ int OpArith(int op)
OpStart(op, sea, tea); Cycles=4;
EaCalcReadNoSE((type!=6)?11:-1,0,tea,size,0x003f);
// imm must be read first
EaCalcReadNoSE(-1,10,sea,size,0);
EaCalcReadNoSE((type!=6)?11:-1,0,tea,size,0x003f);
if (size<2) shiftstr=(char *)(size?",asl #16":",asl #24");
if (size<2) ot(" mov r0,r0,asl %i\n",size?16:24);
if (size<2) ot(" mov r10,r10,asl #%i\n",size?16:24);
ot(";@ Do arithmetic:\n");
if (type==0) ot(" orr r1,r0,r10%s\n",shiftstr);
if (type==1) ot(" and r1,r0,r10%s\n",shiftstr);
if (type==2) ot(" subs r1,r0,r10%s ;@ Defines NZCV\n",shiftstr);
if (type==3) ot(" adds r1,r0,r10%s ;@ Defines NZCV\n",shiftstr);
if (type==5) ot(" eor r1,r0,r10%s\n",shiftstr);
if (type==6) ot(" cmp r0,r10%s ;@ Defines NZCV\n",shiftstr);
if (type==0) ot(" orr r1,r10,r0%s\n",shiftstr);
if (type==1) ot(" and r1,r10,r0%s\n",shiftstr);
if (type==2||type==6)
ot(" rsbs r1,r10,r0%s ;@ Defines NZCV\n",shiftstr);
if (type==3) ot(" adds r1,r10,r0%s ;@ Defines NZCV\n",shiftstr);
if (type==5) ot(" eor r1,r10,r0%s\n",shiftstr);
if (type<2 || type==5) ot(" adds r1,r1,#0 ;@ Defines NZ, clears CV\n"); // 0,1,5
@ -384,7 +385,7 @@ int OpAbcd(int op)
ot(";@ Get src/dest EA vals\n");
EaCalc (0,0x000f, sea,0,1);
EaRead (0, 10, sea,0,0x000f,1);
EaCalcReadNoSE(11,0,dea,0,0x1e00);
EaCalcReadNoSE(11,0,dea,0,0x0e00);
}
else
{
@ -540,13 +541,11 @@ int OpAritha(int op)
if(size==2&&(sea<0x10||sea==0x3c)) Cycles+=2;
if(type==1) Cycles=6;
// must calculate reg EA first, because of situations like: suba.w (A0)+, A0
EaCalc (10,0x1e00, dea,2,1);
EaRead (10, 11, dea,2,0x1e00);
EaCalc ( 0,0x003f, sea,size,1);
EaRead ( 0, 0, sea,size,0x003f,1);
// to handle suba.w (A0)+, A0 properly, must calc reg EA first
EaCalcReadNoSE(type!=1?10:-1,11,dea,2,0x0e00);
EaCalcReadNoSE(-1,0,sea,size,0x003f);
if (size<2) ot(" mov r0,r0,asl #%d\n\n",size?16:24);
if (size<2) asr=(char *)(size?",asr #16":",asr #24");
if (type==0) ot(" sub r11,r11,r0%s\n",asr);
@ -555,7 +554,7 @@ int OpAritha(int op)
if (type==2) ot(" add r11,r11,r0%s\n",asr);
ot("\n");
if (type!=1) EaWrite(10, 11, dea,2,0x0e00,1);
if (type!=1) EaWrite(10, 11, dea,2,0x0e00);
OpEnd(sea);
@ -596,7 +595,7 @@ int OpAddx(int op)
ot(";@ Get src/dest EA vals\n");
EaCalc (0,0x000f, sea,size,1);
EaRead (0, 11, sea,size,0x000f,1);
EaCalcReadNoSE(10,0,dea,size,0x1e00);
EaCalcReadNoSE(10,0,dea,size,0x0e00);
}
else
{
@ -716,11 +715,11 @@ int OpCmpm(int op)
OpStart(op,sea); Cycles=4;
ot(";@ Get src operand into r10:\n");
EaCalc (0,0x1e00, sea,size,1);
EaRead (0, 10, sea,size,0x000f,1);
EaCalc (0,0x0007, sea,size,1);
EaRead (0, 10, sea,size,0x0007,1);
ot(";@ Get dst operand into r0:\n");
EaCalcReadNoSE(-1,0,dea,size,0x1e00);
EaCalcReadNoSE(-1,0,dea,size,0x0e00);
if (size<2) asl=(char *)(size?",asl #16":",asl #24");