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AMDGPU: Set natural stack alignment in DataLayout

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Only 4 byte alignment is ever useful, so increasing anything
beyond this may require realigning the stack.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@328656 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Matt Arsenault 2018-03-27 19:26:40 +00:00
parent 117b671707
commit afaac4ad30
1 changed files with 2 additions and 2 deletions
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4
lib/Target/AMDGPU/AMDGPUTargetMachine.cpp
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@ -261,14 +261,14 @@ static StringRef computeDataLayout(const Triple &TT) {
if (TT.getArch() == Triple::r600) {
// 32-bit pointers.
return "e-p:32:32-i64:64-v16:16-v24:32-v32:32-v48:64-v96:128"
"-v192:256-v256:256-v512:512-v1024:1024-v2048:2048-n32:64-A5";
"-v192:256-v256:256-v512:512-v1024:1024-v2048:2048-n32:64-S32-A5";
}
// 32-bit private, local, and region pointers. 64-bit global, constant and
// flat.
return "e-p:64:64-p1:64:64-p2:32:32-p3:32:32-p4:64:64-p5:32:32-p6:32:32"
"-i64:64-v16:16-v24:32-v32:32-v48:64-v96:128"
"-v192:256-v256:256-v512:512-v1024:1024-v2048:2048-n32:64-A5";
"-v192:256-v256:256-v512:512-v1024:1024-v2048:2048-n32:64-S32-A5";
}
LLVM_READNONE