Fix PR 1681. When X86 target uses +sse -sse2,
keep f32 in SSE registers and f64 in x87. This
is effectively a new codegen mode.
Change addLegalFPImmediate to permit float and
double variants to do different things.
Adjust callers.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@42246 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/Alpha/AlphaISelLowering.cpp b/lib/Target/Alpha/AlphaISelLowering.cpp
index a3654af..45a271d 100644
--- a/lib/Target/Alpha/AlphaISelLowering.cpp
+++ b/lib/Target/Alpha/AlphaISelLowering.cpp
@@ -140,7 +140,9 @@
setOperationAction(ISD::ConstantFP, MVT::f64, Expand);
setOperationAction(ISD::ConstantFP, MVT::f32, Expand);
addLegalFPImmediate(APFloat(+0.0)); //F31
+ addLegalFPImmediate(APFloat(+0.0f)); //F31
addLegalFPImmediate(APFloat(-0.0)); //-F31
+ addLegalFPImmediate(APFloat(-0.0f)); //-F31
setJumpBufSize(272);
setJumpBufAlignment(16);