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remove some damaged sign extend patterns that can never match. 

llvm-svn: 98932
This commit is contained in:
Chris Lattner 2010-03-19 04:53:47 +00:00
parent 6d984166fc
commit e5ac9382ce
1 changed files with 6 additions and 8 deletions
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14
llvm/lib/Target/CellSPU/SPUInstrInfo.td
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@ -1133,16 +1133,14 @@ class XSBHInst<dag OOL, dag IOL, list<dag> pattern>:
"xsbh\t$rDst, $rSrc",
IntegerOp, pattern>;
class XSBHVecInst<ValueType vectype>:
XSBHInst<(outs VECREG:$rDst), (ins VECREG:$rSrc),
[(set (v8i16 VECREG:$rDst), (sext (vectype VECREG:$rSrc)))]>;
class XSBHInRegInst<RegisterClass rclass, list<dag> pattern>:
XSBHInst<(outs rclass:$rDst), (ins rclass:$rSrc),
pattern>;
multiclass ExtendByteHalfword {
def v16i8: XSBHVecInst<v8i16>;
def v16i8: XSBHInst<(outs VECREG:$rDst), (ins VECREG:$rSrc),
[
/*(set (v8i16 VECREG:$rDst), (sext (v8i16 VECREG:$rSrc)))*/]>;
def r8: XSBHInst<(outs R16C:$rDst), (ins R8C:$rSrc),
[(set R16C:$rDst, (sext R8C:$rSrc))]>;
def r16: XSBHInRegInst<R16C,
@ -1200,8 +1198,8 @@ class XSWDInst<dag OOL, dag IOL, list<dag> pattern>:
class XSWDVecInst<ValueType in_vectype, ValueType out_vectype>:
XSWDInst<(outs VECREG:$rDst), (ins VECREG:$rSrc),
[(set (out_vectype VECREG:$rDst),
(sext (out_vectype VECREG:$rSrc)))]>;
[/*(set (out_vectype VECREG:$rDst),
(sext (out_vectype VECREG:$rSrc)))*/]>;
class XSWDRegInst<RegisterClass in_rclass, RegisterClass out_rclass>:
XSWDInst<(outs out_rclass:$rDst), (ins in_rclass:$rSrc),
@ -4146,7 +4144,7 @@ def CFSif32 :
def FESDvec :
RRForm_1<0b00011101110, (outs VECREG:$rT), (ins VECREG:$rA),
"fesd\t$rT, $rA", SPrecFP,
[(set (v2f64 VECREG:$rT), (fextend (v4f32 VECREG:$rA)))]>;
[/*(set (v2f64 VECREG:$rT), (fextend (v4f32 VECREG:$rA)))*/]>;
def FESDf32 :
RRForm_1<0b00011101110, (outs R64FP:$rT), (ins R32FP:$rA),