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| author | Matt Arsenault <Matthew.Arsenault@amd.com> | 2016-05-19 18:20:25 +0000 |
|---|---|---|
| committer | Matt Arsenault <Matthew.Arsenault@amd.com> | 2016-05-19 18:20:25 +0000 |
| commit | 4318ea354a075aa34b8dce3ca05a65c69823b1da (patch) | |
| tree | d31b190605b49bbe3e7ffaeacf408236fa0904d0 /llvm/lib/Target | |
| parent | fb8978fc6a5230be264092c124b980024a32a666 (diff) | |
| download | bcm5719-llvm-4318ea354a075aa34b8dce3ca05a65c69823b1da.tar.gz bcm5719-llvm-4318ea354a075aa34b8dce3ca05a65c69823b1da.zip | |
AMDGPU: Also look for s_cbranch_vccz
llvm-svn: 270091
Diffstat (limited to 'llvm/lib/Target')
| -rw-r--r-- | llvm/lib/Target/AMDGPU/SILowerControlFlow.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/llvm/lib/Target/AMDGPU/SILowerControlFlow.cpp b/llvm/lib/Target/AMDGPU/SILowerControlFlow.cpp index da7cb5f63b9..68609946f3b 100644 --- a/llvm/lib/Target/AMDGPU/SILowerControlFlow.cpp +++ b/llvm/lib/Target/AMDGPU/SILowerControlFlow.cpp @@ -158,7 +158,8 @@ bool SILowerControlFlow::shouldSkip(MachineBasicBlock *From, // When a uniform loop is inside non-uniform control flow, the branch // leaving the loop might be an S_CBRANCH_VCCNZ, which is never taken // when EXEC = 0. We should skip the loop lest it becomes infinite. - if (I->getOpcode() == AMDGPU::S_CBRANCH_VCCNZ) + if (I->getOpcode() == AMDGPU::S_CBRANCH_VCCNZ || + I->getOpcode() == AMDGPU::S_CBRANCH_VCCZ) return true; if (++NumInstr >= SkipThreshold) |
