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89d9cac0aa
Summary: This is the attribute purpose-made for e.g. __syncthreads. It appears that NoDuplicate may not be sufficient to prevent Sink from touching a call to __syncthreads. Reviewers: jingyue, hfinkel Subscribers: llvm-commits, jholewinski, jhen, rnk, tra, majnemer Differential Revision: http://reviews.llvm.org/D16941 llvm-svn: 260005
10 lines
338 B
LLVM
10 lines
338 B
LLVM
; RUN: llvm-as < %s | llvm-dis | FileCheck %s
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; Make sure LLVM knows about the convergent and noduplicate attributes on the
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; llvm.cuda.syncthreads intrinsic.
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declare void @llvm.cuda.syncthreads()
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; CHECK: declare void @llvm.cuda.syncthreads() #[[ATTRNUM:[0-9]+]]
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; CHECK: attributes #[[ATTRNUM]] = { convergent noduplicate nounwind }
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