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| author | Tom Stellard <thomas.stellard@amd.com> | 2015-12-17 17:05:09 +0000 |
|---|---|---|
| committer | Tom Stellard <thomas.stellard@amd.com> | 2015-12-17 17:05:09 +0000 |
| commit | caaa3aa07c8fa129c8032597f2d0317637a1569a (patch) | |
| tree | 096a7d50f9ad42b1dae39129f466ea8a7df170b2 /llvm/lib | |
| parent | f741312c6f290a3ff83d09ab13cbb77fef69fdd3 (diff) | |
| download | bcm5719-llvm-caaa3aa07c8fa129c8032597f2d0317637a1569a.tar.gz bcm5719-llvm-caaa3aa07c8fa129c8032597f2d0317637a1569a.zip | |
AMDGPU/SI: Reserve appropriate number of sgprs for flat scratch init.
Reviewers: tstellarAMD
Subscribers: arsenm, llvm-commits
Differential Revision: http://reviews.llvm.org/D15583
Patch by: Changpeng Fang
llvm-svn: 255908
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/Target/AMDGPU/AMDGPUAsmPrinter.cpp | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/llvm/lib/Target/AMDGPU/AMDGPUAsmPrinter.cpp b/llvm/lib/Target/AMDGPU/AMDGPUAsmPrinter.cpp index ac8f568da18..ba71dc05a8f 100644 --- a/llvm/lib/Target/AMDGPU/AMDGPUAsmPrinter.cpp +++ b/llvm/lib/Target/AMDGPU/AMDGPUAsmPrinter.cpp @@ -417,11 +417,15 @@ void AMDGPUAsmPrinter::getSIProgramInfo(SIProgramInfo &ProgInfo, } } - if (VCCUsed) + if (VCCUsed || FlatUsed) MaxSGPR += 2; - if (FlatUsed) + if (FlatUsed) { MaxSGPR += 2; + // 2 additional for VI+. + if (STM.getGeneration() >= AMDGPUSubtarget::VOLCANIC_ISLANDS) + MaxSGPR += 2; + } // We found the maximum register index. They start at 0, so add one to get the // number of registers. |
