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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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20
external/llvm/test/Transforms/GVN/lifetime-simple.ll vendored Normal file
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@ -0,0 +1,20 @@
; RUN: opt < %s -basicaa -gvn -S | FileCheck %s
target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128"
target triple = "i386-apple-darwin7"
define i8 @test(i8* %P) nounwind {
; CHECK: lifetime.start
; CHECK-NOT: load
; CHECK: lifetime.end
entry:
call void @llvm.lifetime.start.p0i8(i64 32, i8* %P)
%0 = load i8, i8* %P
store i8 1, i8* %P
call void @llvm.lifetime.end.p0i8(i64 32, i8* %P)
%1 = load i8, i8* %P
ret i8 %1
}
declare void @llvm.lifetime.start.p0i8(i64 %S, i8* nocapture %P) readonly
declare void @llvm.lifetime.end.p0i8(i64 %S, i8* nocapture %P)