From d17c39ccaac649f3089804e2d6dc8227b5a90d4a Mon Sep 17 00:00:00 2001 From: Lei Huang Date: Thu, 5 Jul 2018 04:18:37 +0000 Subject: [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 --- llvm/lib/Target/PowerPC/PPCISelLowering.cpp | 3 +++ 1 file changed, 3 insertions(+) (limited to 'llvm/lib/Target/PowerPC/PPCISelLowering.cpp') 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; } -- cgit v1.2.3