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Fixed a bug

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git-svn-id: svn://svn.cc65.org/cc65/trunk@1714 b7a2c559-68d2-44c3-8de9-860c34a00d81
This commit is contained in:
cuz 2002-12-04 11:03:15 +00:00
parent df5132d31c
commit 867b2ea2ed
1 changed files with 6 additions and 2 deletions
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8
src/cc65/coptstop.c
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@ -208,8 +208,12 @@ static void CheckDirectOp (StackOpData* D)
if (E->AM == AM65_IMM || E->AM == AM65_ZP || E->AM == AM65_ABS) {
/* These insns are all ok and replaceable */
D->Flags |= OP_DIRECT;
} else if (E->AM == AM65_ZP_INDY && RegValIsKnown (E->RI->In.RegY)) {
/* Load indirect with known offset is also ok */
} else if (E->AM == AM65_ZP_INDY && RegValIsKnown (E->RI->In.RegY) &&
strcmp (E->Arg, D->ZPLo) != 0 && strcmp (E->Arg, D->ZPHi) != 0) {
/* Load indirect with known offset is also ok, provided that
* the zeropage location used is not the same as the one we're
* using for the temp storage.
*/
D->Flags |= (OP_DIRECT | OP_RELOAD_Y);
}
}