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[PowerPC] Fix VSX permutation isel 

Not only did I invert the indices when I wrote the code, but I also did the
same thing when I wrote the regression test. Oops.

llvm-svn: 205046
This commit is contained in:
Hal Finkel 2014-03-28 20:24:55 +00:00
parent 498d82ee3e
commit 2583b06310
2 changed files with 2 additions and 2 deletions
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2
llvm/lib/Target/PowerPC/PPCISelDAGToDAG.cpp
View File

@ -1351,7 +1351,7 @@ SDNode *PPCDAGToDAGISel::Select(SDNode *N) {
else
DM[i] = 1;
SDValue DMV = CurDAG->getTargetConstant(DM[0] | (DM[1] << 1), MVT::i32);
SDValue DMV = CurDAG->getTargetConstant(DM[1] | (DM[0] << 1), MVT::i32);
if (Op1 == Op2 && DM[0] == 0 && DM[1] == 0 &&
Op1.getOpcode() == ISD::SCALAR_TO_VECTOR &&

2
llvm/test/CodeGen/PowerPC/vsx.ll
View File

@ -465,7 +465,7 @@ define <2 x double> @test54(<2 x double> %a, <2 x double> %b) {
ret <2 x double> %v
; CHECK-LABEL: @test54
; CHECK: xxpermdi 34, 34, 35, 1
; CHECK: xxpermdi 34, 34, 35, 2
; CHECK: blr
}