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authorBruno Cardoso Lopes <bruno.cardoso@gmail.com>2011-01-18 19:41:41 +0000
committerBruno Cardoso Lopes <bruno.cardoso@gmail.com>2011-01-18 19:41:41 +0000
commit6b9028251cfc5ae93431838dfa6db4750e6b67f4 (patch)
tree4885cef2828271536cd13fe162d76e20dd9133d2 /lib
parentb1fce0a01618da2e3ff41e7ee9ff71924533d646 (diff)
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Negative zero is not legal on mips. Patch by Sasa Stankovic
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@123766 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib')
-rw-r--r--lib/Target/Mips/MipsISelLowering.cpp2
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/Target/Mips/MipsISelLowering.cpp b/lib/Target/Mips/MipsISelLowering.cpp
index ed9119345e..224569b250 100644
--- a/lib/Target/Mips/MipsISelLowering.cpp
+++ b/lib/Target/Mips/MipsISelLowering.cpp
@@ -1570,5 +1570,7 @@ MipsTargetLowering::isOffsetFoldingLegal(const GlobalAddressSDNode *GA) const {
bool MipsTargetLowering::isFPImmLegal(const APFloat &Imm, EVT VT) const {
if (VT != MVT::f32 && VT != MVT::f64)
return false;
+ if (Imm.isNegZero())
+ return false;
return Imm.isZero();
}