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Fixed quick hack for known registers after calling certain runtime functions,

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and new quick hack for tosshrax.
This commit is contained in:
acqn 2020-09-13 09:15:07 +08:00 committed by Oliver Schmidt
parent 079f4a99dd
commit de630a1245
1 changed files with 9 additions and 5 deletions
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14
src/cc65/codeent.c
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@ -1418,10 +1418,10 @@ void CE_GenRegInfo (CodeEntry* E, RegContents* InputRegs)
Out->RegX = (In->RegX ^ 0xFF);
}
} else if (strcmp (E->Arg, "tosandax") == 0) {
if (In->RegA == 0) {
if (RegValIsKnown (In->RegA) && In->RegA == 0) {
Out->RegA = 0;
}
if (In->RegX == 0) {
if (RegValIsKnown (In->RegX) && In->RegX == 0) {
Out->RegX = 0;
}
} else if (strcmp (E->Arg, "tosaslax") == 0) {
@ -1430,16 +1430,20 @@ void CE_GenRegInfo (CodeEntry* E, RegContents* InputRegs)
Out->RegA = 0;
}
} else if (strcmp (E->Arg, "tosorax") == 0) {
if (In->RegA == 0xFF) {
if (RegValIsKnown (In->RegA) && In->RegA == 0xFF) {
Out->RegA = 0xFF;
}
if (In->RegX == 0xFF) {
if (RegValIsKnown (In->RegX) && In->RegX == 0xFF) {
Out->RegX = 0xFF;
}
} else if (strcmp (E->Arg, "tosshlax") == 0) {
if ((In->RegA & 0x0F) >= 8) {
if (RegValIsKnown (In->RegA) && (In->RegA & 0x0F) >= 8) {
Out->RegA = 0;
}
} else if (strcmp (E->Arg, "tosshrax") == 0) {
if (RegValIsKnown (In->RegA) && (In->RegA & 0x0F) >= 8) {
Out->RegX = 0;
}
} else if (strcmp (E->Arg, "bcastax") == 0 ||
strcmp (E->Arg, "bnegax") == 0 ||
FindBoolCmpCond (E->Arg) != CMP_INV ||