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authorChris Lattner <sabre@nondot.org>2006-03-05 05:30:57 +0000
committerChris Lattner <sabre@nondot.org>2006-03-05 05:30:57 +0000
commit3bc405021761c509568302061bf4aa4f5a9220e1 (patch)
treec6afe3308461f035f7b79b2f830bbc640989191a /llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
parent5c1ba2ac081d58aae6a9450fdc3b159d4c086b49 (diff)
downloadbcm5719-llvm-3bc405021761c509568302061bf4aa4f5a9220e1.tar.gz
bcm5719-llvm-3bc405021761c509568302061bf4aa4f5a9220e1.zip
Add some simple copysign folds
llvm-svn: 26543
Diffstat (limited to 'llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp')
-rw-r--r--llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp2
1 files changed, 2 insertions, 0 deletions
diff --git a/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp b/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
index 534015ccf93..57f10663d03 100644
--- a/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
@@ -1250,6 +1250,8 @@ SDOperand SelectionDAG::getNode(unsigned Opcode, MVT::ValueType VT,
case ISD::FREM :
if (C2) return getConstantFP(fmod(C1, C2), VT);
break;
+ case ISD::FCOPYSIGN:
+ return getConstantFP(copysign(C1, C2), VT);
default: break;
}
} else { // Cannonicalize constant to RHS if commutative
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