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recognize (e ? e : f) (#20935)

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Walter Bright 2025-03-02 11:03:44 -08:00 • committed by GitHub
parent 6ee6720516
commit ab57e77c03
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2 changed files with 3 additions and 4 deletions
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2
compiler/src/dmd/backend/arm/cod1.d
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@ -2356,7 +2356,7 @@ void loaddata(ref CodeBuilder cdb, elem* e, ref regm_t outretregs)
if (tyfloating(tym)) if (tyfloating(tym))
{ {
loadea(cdb,e,cs,0,reg,0,0,0,RM.load); loadea(cdb,e,cs,0,reg,0,0,0,RM.load);
outretregs = mask(reg); outretregs = mask(reg) | flags;
} }
else else
{ {

5
compiler/src/dmd/backend/arm/cod2.d
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@ -545,8 +545,7 @@ void cdcond(ref CGstate cg, ref CodeBuilder cdb,elem* e,ref regm_t pretregs)
docommas(cdb,e1); docommas(cdb,e1);
cgstate.stackclean++; cgstate.stackclean++;
if (0 && !OTrel(op1) && e1 == e21 && // TODO AArch64 if (!OTrel(op1) && e1 == e21 && sz1 <= REGSIZE)
sz1 <= REGSIZE && !tyfloating(e1.Ety))
{ // Recognize (e ? e : f) { // Recognize (e ? e : f)
code* cnop1 = gen1(null, INSTR.nop); code* cnop1 = gen1(null, INSTR.nop);
@ -561,7 +560,7 @@ void cdcond(ref CGstate cg, ref CodeBuilder cdb,elem* e,ref regm_t pretregs)
const stackpushsave = cgstate.stackpush; const stackpushsave = cgstate.stackpush;
retregs |= psw; retregs |= psw;
if (retregs & (mBP | ALLREGS)) if (retregs & cgstate.allregs) // TODO AArch64 add support for fp registers
cgstate.regimmed_set(findreg(retregs),0); cgstate.regimmed_set(findreg(retregs),0);
codelem(cgstate,cdb,e22,retregs,false); codelem(cgstate,cdb,e22,retregs,false);