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Also avoid pinsrw and pinsrb with a variable insertelement index.
author
Dan Gohman
<gohman@apple.com>
Thu, 14 Aug 2008 22:53:18 +0000
(22:53 +0000)
committer
Dan Gohman
<gohman@apple.com>
Thu, 14 Aug 2008 22:53:18 +0000
(22:53 +0000)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@54803
91177308
-0d34-0410-b5e6-
96231b3b80d8
lib/Target/X86/X86ISelLowering.cpp
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diff --git
a/lib/Target/X86/X86ISelLowering.cpp
b/lib/Target/X86/X86ISelLowering.cpp
index 6b95034c02beb4c1952f50e01646923f37a8fc9e..6488a1a8327b97c35351487e30809abf339f4515 100644
(file)
--- a/
lib/Target/X86/X86ISelLowering.cpp
+++ b/
lib/Target/X86/X86ISelLowering.cpp
@@
-4143,7
+4143,8
@@
X86TargetLowering::LowerINSERT_VECTOR_ELT_SSE4(SDValue Op, SelectionDAG &DAG){
SDValue N1 = Op.getOperand(1);
SDValue N2 = Op.getOperand(2);
- if ((EVT.getSizeInBits() == 8) || (EVT.getSizeInBits() == 16)) {
+ if ((EVT.getSizeInBits() == 8 || EVT.getSizeInBits() == 16) &&
+ isa<ConstantSDNode>(N2)) {
unsigned Opc = (EVT.getSizeInBits() == 8) ? X86ISD::PINSRB
: X86ISD::PINSRW;
// Transform it so it match pinsr{b,w} which expects a GR32 as its second