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| author | Javed Absar <javed.absar@arm.com> | 2017-10-30 13:51:56 +0000 |
|---|---|---|
| committer | Javed Absar <javed.absar@arm.com> | 2017-10-30 13:51:56 +0000 |
| commit | 5cde1ccb2998fe06e3930c1d5a8f3c4fb93e845d (patch) | |
| tree | bb084cd53a3650fc362f8a8c2fc6832faf7968ca /llvm/lib/CodeGen | |
| parent | 404fcd3069def112f95822bbd48e6e3e2b27f0df (diff) | |
| download | bcm5719-llvm-5cde1ccb2998fe06e3930c1d5a8f3c4fb93e845d.tar.gz bcm5719-llvm-5cde1ccb2998fe06e3930c1d5a8f3c4fb93e845d.zip | |
[GlobalISel|ARM] : Allow legalizing G_FSUB
Adding support for VSUB.
Reviewed by: @rovka
Differential Revision: https://reviews.llvm.org/D39261
llvm-svn: 316902
Diffstat (limited to 'llvm/lib/CodeGen')
| -rw-r--r-- | llvm/lib/CodeGen/GlobalISel/LegalizerHelper.cpp | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/llvm/lib/CodeGen/GlobalISel/LegalizerHelper.cpp b/llvm/lib/CodeGen/GlobalISel/LegalizerHelper.cpp index cd6684fbb4e..99f605abe06 100644 --- a/llvm/lib/CodeGen/GlobalISel/LegalizerHelper.cpp +++ b/llvm/lib/CodeGen/GlobalISel/LegalizerHelper.cpp @@ -91,6 +91,9 @@ static RTLIB::Libcall getRTLibDesc(unsigned Opcode, unsigned Size) { case TargetOpcode::G_FADD: assert((Size == 32 || Size == 64) && "Unsupported size"); return Size == 64 ? RTLIB::ADD_F64 : RTLIB::ADD_F32; + case TargetOpcode::G_FSUB: + assert((Size == 32 || Size == 64) && "Unsupported size"); + return Size == 64 ? RTLIB::SUB_F64 : RTLIB::SUB_F32; case TargetOpcode::G_FREM: return Size == 64 ? RTLIB::REM_F64 : RTLIB::REM_F32; case TargetOpcode::G_FPOW: @@ -146,6 +149,7 @@ LegalizerHelper::libcall(MachineInstr &MI) { break; } case TargetOpcode::G_FADD: + case TargetOpcode::G_FSUB: case TargetOpcode::G_FPOW: case TargetOpcode::G_FREM: { Type *HLTy = Size == 64 ? Type::getDoubleTy(Ctx) : Type::getFloatTy(Ctx); |
