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| author | Matt Arsenault <Matthew.Arsenault@amd.com> | 2017-07-10 20:04:35 +0000 |
|---|---|---|
| committer | Matt Arsenault <Matthew.Arsenault@amd.com> | 2017-07-10 20:04:35 +0000 |
| commit | 9cff06f37b4f34219778e29a4dd0fc09af77e0eb (patch) | |
| tree | d74549ad42693288574dbe6000265d0469427dc2 /llvm/lib/Target | |
| parent | 6c29c5acfe17260c1b3b30663636d34033bdde53 (diff) | |
| download | bcm5719-llvm-9cff06f37b4f34219778e29a4dd0fc09af77e0eb.tar.gz bcm5719-llvm-9cff06f37b4f34219778e29a4dd0fc09af77e0eb.zip | |
AMDGPU: Allow SIShrinkInstructions to fold FrameIndexes
llvm-svn: 307576
Diffstat (limited to 'llvm/lib/Target')
| -rw-r--r-- | llvm/lib/Target/AMDGPU/SIShrinkInstructions.cpp | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/llvm/lib/Target/AMDGPU/SIShrinkInstructions.cpp b/llvm/lib/Target/AMDGPU/SIShrinkInstructions.cpp index 449f4829f2b..874fbadca7f 100644 --- a/llvm/lib/Target/AMDGPU/SIShrinkInstructions.cpp +++ b/llvm/lib/Target/AMDGPU/SIShrinkInstructions.cpp @@ -150,6 +150,10 @@ static bool foldImmediates(MachineInstr &MI, const SIInstrInfo *TII, Src0.setSubReg(0); Src0.ChangeToImmediate(MovSrc.getImm()); ConstantFolded = true; + } else if (MovSrc.isFI()) { + Src0.setSubReg(0); + Src0.ChangeToFrameIndex(MovSrc.getIndex()); + ConstantFolded = true; } if (ConstantFolded) { |
