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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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21
external/llvm/test/Transforms/DeadStoreElimination/no-targetdata.ll vendored Normal file
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@@ -0,0 +1,21 @@
; RUN: opt -basicaa -dse -S < %s | FileCheck %s
declare void @llvm.memcpy.p0i8.p0i8.i64(i8* nocapture, i8* nocapture, i64, i32, i1) nounwind
define void @fn(i8* nocapture %buf) #0 {
entry:
; We would not eliminate the first memcpy with data layout, and we should not
; eliminate it without data layout.
; CHECK-LABEL: @fn
; CHECK: tail call void @llvm.memcpy.p0i8.p0i8.i64
; CHECK: tail call void @llvm.memcpy.p0i8.p0i8.i64
; CHECK: ret void
%arrayidx = getelementptr i8, i8* %buf, i64 18
tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %arrayidx, i8* %buf, i64 18, i32 1, i1 false)
store i8 1, i8* %arrayidx, align 1
tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %buf, i8* %arrayidx, i64 18, i32 1, i1 false)
ret void
}