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| author | Evan Cheng <evan.cheng@apple.com> | 2012-12-12 00:42:09 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2012-12-12 00:42:09 +0000 |
| commit | 61f4dfe3693bf68b20748d82ac4dd9bf2f356699 (patch) | |
| tree | 47cd7aa5c257fa42db0fa94e4aa0c504592364c9 /lib/Target/ARM/ARMISelLowering.cpp | |
| parent | d0a0d221da55f5e2d97909991d77e7ab91e75426 (diff) | |
| download | llvm-61f4dfe3693bf68b20748d82ac4dd9bf2f356699.tar.gz llvm-61f4dfe3693bf68b20748d82ac4dd9bf2f356699.tar.bz2 llvm-61f4dfe3693bf68b20748d82ac4dd9bf2f356699.tar.xz | |
Avoid using lossy load / stores for memcpy / memset expansion. e.g.
f64 load / store on non-SSE2 x86 targets.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@169944 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/ARM/ARMISelLowering.cpp')
| -rw-r--r-- | lib/Target/ARM/ARMISelLowering.cpp | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/Target/ARM/ARMISelLowering.cpp b/lib/Target/ARM/ARMISelLowering.cpp index 88282c7331..de7159e474 100644 --- a/lib/Target/ARM/ARMISelLowering.cpp +++ b/lib/Target/ARM/ARMISelLowering.cpp @@ -9481,6 +9481,10 @@ EVT ARMTargetLowering::getOptimalMemOpType(uint64_t Size, return MVT::Other; } +bool ARMTargetLowering::isLegalMemOpType(MVT VT) const { + return VT.isInteger() || VT == MVT::f64 || VT == MVT::v2f64; +} + bool ARMTargetLowering::isZExtFree(SDValue Val, EVT VT2) const { if (Val.getOpcode() != ISD::LOAD) return false; |