parent
b04e899bb4
commit
f007f21c8a
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@ -214,6 +214,20 @@ def : Pat<(select GPRC:$which, GPRC:$src1, GPRC:$src2),
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def : Pat<(select GPRC:$which, GPRC:$src1, immUExt8:$src2),
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(CMOVEQi GPRC:$src1, immUExt8:$src2, GPRC:$which)>;
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//Invert sense when we can for constants:
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def : Pat<(select (seteq GPRC:$RCOND, 0), immUExt8:$RFALSE, GPRC:$RTRUE),
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(CMOVEQi GPRC:$RTRUE, immUExt8:$RFALSE, GPRC:$RCOND)>;
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def : Pat<(select (setne GPRC:$RCOND, 0), immUExt8:$RFALSE, GPRC:$RTRUE),
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(CMOVNEi GPRC:$RTRUE, immUExt8:$RFALSE, GPRC:$RCOND)>;
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def : Pat<(select (setgt GPRC:$RCOND, 0), immUExt8:$RFALSE, GPRC:$RTRUE),
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(CMOVGTi GPRC:$RTRUE, immUExt8:$RFALSE, GPRC:$RCOND)>;
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def : Pat<(select (setge GPRC:$RCOND, 0), immUExt8:$RFALSE, GPRC:$RTRUE),
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(CMOVGEi GPRC:$RTRUE, immUExt8:$RFALSE, GPRC:$RCOND)>;
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def : Pat<(select (setlt GPRC:$RCOND, 0), immUExt8:$RFALSE, GPRC:$RTRUE),
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(CMOVLTi GPRC:$RTRUE, immUExt8:$RFALSE, GPRC:$RCOND)>;
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def : Pat<(select (setle GPRC:$RCOND, 0), immUExt8:$RFALSE, GPRC:$RTRUE),
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(CMOVLEi GPRC:$RTRUE, immUExt8:$RFALSE, GPRC:$RCOND)>;
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def ADDL : OForm< 0x10, 0x00, "addl $RA,$RB,$RC",
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[(set GPRC:$RC, (intop (add GPRC:$RA, GPRC:$RB)))], s_iadd>;
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@ -1,19 +1,3 @@
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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Fix cmovs with a constant on the wrong side
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aka:
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lda $0,10($31)
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cmovlt $17,$0,$16
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is bad for:
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long %cmov_lt2(long %a, long %c) {
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entry:
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%tmp.1 = setlt long %c, 0
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%retval = select bool %tmp.1, long 10, long %a
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ret long %retval
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}
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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Fix Ordered/Unordered FP stuff
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