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| author | Tom Stellard <thomas.stellard@amd.com> | 2015-07-13 15:47:57 +0000 |
|---|---|---|
| committer | Tom Stellard <thomas.stellard@amd.com> | 2015-07-13 15:47:57 +0000 |
| commit | db5a11f698cead8bd97b0942cadd29b001bcdf65 (patch) | |
| tree | f911d36fff459fbaa57c6568b244e02a03ed442f /llvm/lib/Target/AMDGPU/AMDGPUISelDAGToDAG.cpp | |
| parent | 0a43abc9f841246ba2974fe189628d7c45484cb6 (diff) | |
| download | bcm5719-llvm-db5a11f698cead8bd97b0942cadd29b001bcdf65.tar.gz bcm5719-llvm-db5a11f698cead8bd97b0942cadd29b001bcdf65.zip | |
AMDGPU/SI: Select mad patterns to v_mac_f32
The two-address instruction pass will convert these back to v_mad_f32
if necessary.
Differential Revision: http://reviews.llvm.org/D11060
llvm-svn: 242038
Diffstat (limited to 'llvm/lib/Target/AMDGPU/AMDGPUISelDAGToDAG.cpp')
| -rw-r--r-- | llvm/lib/Target/AMDGPU/AMDGPUISelDAGToDAG.cpp | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/llvm/lib/Target/AMDGPU/AMDGPUISelDAGToDAG.cpp b/llvm/lib/Target/AMDGPU/AMDGPUISelDAGToDAG.cpp index 240afb75197..80e45d9c2c6 100644 --- a/llvm/lib/Target/AMDGPU/AMDGPUISelDAGToDAG.cpp +++ b/llvm/lib/Target/AMDGPU/AMDGPUISelDAGToDAG.cpp @@ -110,8 +110,11 @@ private: SDValue &Offset, SDValue &GLC) const; SDNode *SelectAddrSpaceCast(SDNode *N); bool SelectVOP3Mods(SDValue In, SDValue &Src, SDValue &SrcMods) const; + bool SelectVOP3NoMods(SDValue In, SDValue &Src, SDValue &SrcMods) const; bool SelectVOP3Mods0(SDValue In, SDValue &Src, SDValue &SrcMods, SDValue &Clamp, SDValue &Omod) const; + bool SelectVOP3NoMods0(SDValue In, SDValue &Src, SDValue &SrcMods, + SDValue &Clamp, SDValue &Omod) const; bool SelectVOP3Mods0Clamp(SDValue In, SDValue &Src, SDValue &SrcMods, SDValue &Omod) const; @@ -1317,6 +1320,12 @@ bool AMDGPUDAGToDAGISel::SelectVOP3Mods(SDValue In, SDValue &Src, return true; } +bool AMDGPUDAGToDAGISel::SelectVOP3NoMods(SDValue In, SDValue &Src, + SDValue &SrcMods) const { + bool Res = SelectVOP3Mods(In, Src, SrcMods); + return Res && cast<ConstantSDNode>(SrcMods)->isNullValue(); +} + bool AMDGPUDAGToDAGISel::SelectVOP3Mods0(SDValue In, SDValue &Src, SDValue &SrcMods, SDValue &Clamp, SDValue &Omod) const { @@ -1328,6 +1337,16 @@ bool AMDGPUDAGToDAGISel::SelectVOP3Mods0(SDValue In, SDValue &Src, return SelectVOP3Mods(In, Src, SrcMods); } +bool AMDGPUDAGToDAGISel::SelectVOP3NoMods0(SDValue In, SDValue &Src, + SDValue &SrcMods, SDValue &Clamp, + SDValue &Omod) const { + bool Res = SelectVOP3Mods0(In, Src, SrcMods, Clamp, Omod); + + return Res && cast<ConstantSDNode>(SrcMods)->isNullValue() && + cast<ConstantSDNode>(Clamp)->isNullValue() && + cast<ConstantSDNode>(Omod)->isNullValue(); +} + bool AMDGPUDAGToDAGISel::SelectVOP3Mods0Clamp(SDValue In, SDValue &Src, SDValue &SrcMods, SDValue &Omod) const { |
