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fix up vnot matching, eliminating a dead pattern, correcting a couple of

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patterns that would never match because of bitcast, and eliminating use
of vnot_conv.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@99753 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2010-03-28 08:00:23 +00:00
parent ba47ce1244
commit e4c868ff6a
1 changed files with 11 additions and 6 deletions
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17
lib/Target/PowerPC/PPCInstrAltivec.td
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@ -15,6 +15,10 @@
// Altivec transformation functions and pattern fragments.
//
// Since we canonicalize buildvectors to v16i8, all vnots "-1" operands will be
// of that type.
def vnot_ppc : PatFrag<(ops node:$in),
(xor node:$in, (bitconvert (v16i8 immAllOnesV)))>;
def vpkuhum_shuffle : PatFrag<(ops node:$lhs, node:$rhs),
(vector_shuffle node:$lhs, node:$rhs), [{
@ -321,7 +325,8 @@ def VAND : VXForm_1<1028, (outs VRRC:$vD), (ins VRRC:$vA, VRRC:$vB),
[(set VRRC:$vD, (and (v4i32 VRRC:$vA), VRRC:$vB))]>;
def VANDC : VXForm_1<1092, (outs VRRC:$vD), (ins VRRC:$vA, VRRC:$vB),
"vandc $vD, $vA, $vB", VecFP,
[(set VRRC:$vD, (and (v4i32 VRRC:$vA), (vnot VRRC:$vB)))]>;
[(set VRRC:$vD, (and (v4i32 VRRC:$vA),
(vnot_ppc VRRC:$vB)))]>;
def VCFSX : VXForm_1<842, (outs VRRC:$vD), (ins u5imm:$UIMM, VRRC:$vB),
"vcfsx $vD, $vB, $UIMM", VecFP,
@ -435,7 +440,8 @@ def VSUM4UBS: VX1_Int<1544, "vsum4ubs", int_ppc_altivec_vsum4ubs>;
def VNOR : VXForm_1<1284, (outs VRRC:$vD), (ins VRRC:$vA, VRRC:$vB),
"vnor $vD, $vA, $vB", VecFP,
[(set VRRC:$vD, (vnot (or (v4i32 VRRC:$vA), VRRC:$vB)))]>;
[(set VRRC:$vD, (vnot_ppc (or (v4i32 VRRC:$vA),
VRRC:$vB)))]>;
def VOR : VXForm_1<1156, (outs VRRC:$vD), (ins VRRC:$vA, VRRC:$vB),
"vor $vD, $vA, $vB", VecFP,
[(set VRRC:$vD, (or (v4i32 VRRC:$vA), VRRC:$vB))]>;
@ -640,12 +646,11 @@ def:Pat<(vmrghw_unary_shuffle (v16i8 VRRC:$vA), undef),
(VMRGHW VRRC:$vA, VRRC:$vA)>;
// Logical Operations
def : Pat<(v4i32 (vnot VRRC:$vA)), (VNOR VRRC:$vA, VRRC:$vA)>;
def : Pat<(v4i32 (vnot_conv VRRC:$vA)), (VNOR VRRC:$vA, VRRC:$vA)>;
def : Pat<(v4i32 (vnot_ppc VRRC:$vA)), (VNOR VRRC:$vA, VRRC:$vA)>;
def : Pat<(v4i32 (vnot_conv (or VRRC:$A, VRRC:$B))),
def : Pat<(v4i32 (vnot_ppc (or VRRC:$A, VRRC:$B))),
(VNOR VRRC:$A, VRRC:$B)>;
def : Pat<(v4i32 (and VRRC:$A, (vnot_conv VRRC:$B))),
def : Pat<(v4i32 (and VRRC:$A, (vnot_ppc VRRC:$B))),
(VANDC VRRC:$A, VRRC:$B)>;
def : Pat<(fmul VRRC:$vA, VRRC:$vB),