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Imported Upstream version 5.18.0.161

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Former-commit-id: 4db48158d3a35497b8f118ab21b5f08ac3d86d98
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Xamarin Public Jenkins (auto-signing)
2018-10-19 08:34:24 +00:00
parent 37fbf886a3
commit e19d552987
28702 changed files with 3868076 additions and 803 deletions
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45
external/llvm/test/CodeGen/NVPTX/TailDuplication-convergent.ll vendored Normal file
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; RUN: llc -O2 -tail-dup-size=100 -enable-tail-merge=0 < %s | FileCheck %s
target triple = "nvptx64-nvidia-cuda"
declare void @foo()
declare void @llvm.nvvm.barrier0()
; syncthreads shouldn't be duplicated.
; CHECK: .func call_syncthreads
; CHECK: bar.sync
; CHECK-NOT: bar.sync
define void @call_syncthreads(i32* %a, i32* %b, i1 %cond, i1 %cond2) nounwind {
br i1 %cond, label %L1, label %L2
br i1 %cond2, label %Ret, label %L1
Ret:
ret void
L1:
store i32 0, i32* %a
br label %L42
L2:
store i32 1, i32* %a
br label %L42
L42:
call void @llvm.nvvm.barrier0()
br label %Ret
}
; Check that call_syncthreads really does trigger tail duplication.
; CHECK: .func call_foo
; CHECK: call
; CHECK: call
define void @call_foo(i32* %a, i32* %b, i1 %cond, i1 %cond2) nounwind {
br i1 %cond, label %L1, label %L2
br i1 %cond2, label %Ret, label %L1
Ret:
ret void
L1:
store i32 0, i32* %a
br label %L42
L2:
store i32 1, i32* %a
br label %L42
L42:
call void @foo()
br label %Ret
}