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| author | Lei Huang <lei@ca.ibm.com> | 2018-07-05 04:18:37 +0000 |
|---|---|---|
| committer | Lei Huang <lei@ca.ibm.com> | 2018-07-05 04:18:37 +0000 |
| commit | d17c39ccaac649f3089804e2d6dc8227b5a90d4a (patch) | |
| tree | 6785c9aeaa7689d942dd6bc8ff3633f3e3099dae /llvm/lib/Target/PowerPC/PPCISelLowering.cpp | |
| parent | a26f3be4546ae8cd3dae4fe945a36dca67d53329 (diff) | |
| download | bcm5719-llvm-d17c39ccaac649f3089804e2d6dc8227b5a90d4a.tar.gz bcm5719-llvm-d17c39ccaac649f3089804e2d6dc8227b5a90d4a.zip | |
[Power9]Legalize and emit code for quad-precision convert from single-precision
Legalize and emit code for quad-precision floating point operation conversion of
single-precision value to quad-precision.
Differential Revision: https://reviews.llvm.org/D47569
llvm-svn: 336307
Diffstat (limited to 'llvm/lib/Target/PowerPC/PPCISelLowering.cpp')
| -rw-r--r-- | llvm/lib/Target/PowerPC/PPCISelLowering.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/llvm/lib/Target/PowerPC/PPCISelLowering.cpp b/llvm/lib/Target/PowerPC/PPCISelLowering.cpp index c494b98da45..705e1e07710 100644 --- a/llvm/lib/Target/PowerPC/PPCISelLowering.cpp +++ b/llvm/lib/Target/PowerPC/PPCISelLowering.cpp @@ -13741,6 +13741,9 @@ bool PPCTargetLowering::isZExtFree(SDValue Val, EVT VT2) const { bool PPCTargetLowering::isFPExtFree(EVT DestVT, EVT SrcVT) const { assert(DestVT.isFloatingPoint() && SrcVT.isFloatingPoint() && "invalid fpext types"); + // Extending to float128 is not free. + if (DestVT == MVT::f128) + return false; return true; } |
