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author | Tom Stellard <thomas.stellard@amd.com> | 2013-11-18 18:50:20 +0000 |
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committer | Tom Stellard <thomas.stellard@amd.com> | 2013-11-18 18:50:20 +0000 |
commit | 204c953cd59415d7ed50b81c64906bf5a0c97455 (patch) | |
tree | 2b8cc1e70229bf1d7290795ab1db5f7137e70319 /lib/Target/R600/SIFixSGPRCopies.cpp | |
parent | bf9ddd5e8ff207e9b9a1cd484242e8d460f3834e (diff) | |
download | llvm-204c953cd59415d7ed50b81c64906bf5a0c97455.tar.gz llvm-204c953cd59415d7ed50b81c64906bf5a0c97455.tar.bz2 llvm-204c953cd59415d7ed50b81c64906bf5a0c97455.tar.xz |
R600/SI: Fix illegal VGPR->SGPR copy inside of loop
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@195026 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/R600/SIFixSGPRCopies.cpp')
-rw-r--r-- | lib/Target/R600/SIFixSGPRCopies.cpp | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/lib/Target/R600/SIFixSGPRCopies.cpp b/lib/Target/R600/SIFixSGPRCopies.cpp index b49fda9689..3370c7955b 100644 --- a/lib/Target/R600/SIFixSGPRCopies.cpp +++ b/lib/Target/R600/SIFixSGPRCopies.cpp @@ -188,8 +188,7 @@ bool SIFixSGPRCopies::isVGPRToSGPRCopy(const MachineInstr &Copy, return false; SrcRC = inferRegClassFromDef(TRI, MRI, SrcReg, SrcSubReg); - return TRI->isSGPRClass(DstRC) && - !TRI->getCommonSubClass(DstRC, SrcRC); + return TRI->isSGPRClass(DstRC) && TRI->hasVGPRs(SrcRC); } bool SIFixSGPRCopies::runOnMachineFunction(MachineFunction &MF) { |