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Imported Upstream version 6.10.0.49

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Former-commit-id: 1d6753294b2993e1fbf92de9366bb9544db4189b
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Xamarin Public Jenkins (auto-signing)
2020-01-16 16:38:04 +00:00
parent d94e79959b
commit 468663ddbb
48518 changed files with 2789335 additions and 61176 deletions
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23
external/llvm-project/llvm/test/Transforms/FunctionAttrs/atomic.ll vendored Normal file
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@@ -0,0 +1,23 @@
; RUN: opt -basicaa -functionattrs -S < %s | FileCheck %s
; Atomic load/store to local doesn't affect whether a function is
; readnone/readonly.
define i32 @test1(i32 %x) uwtable ssp {
; CHECK: define i32 @test1(i32 %x) #0 {
entry:
%x.addr = alloca i32, align 4
store atomic i32 %x, i32* %x.addr seq_cst, align 4
%r = load atomic i32, i32* %x.addr seq_cst, align 4
ret i32 %r
}
; A function with an Acquire load is not readonly.
define i32 @test2(i32* %x) uwtable ssp {
; CHECK: define i32 @test2(i32* nocapture readonly %x) #1 {
entry:
%r = load atomic i32, i32* %x seq_cst, align 4
ret i32 %r
}
; CHECK: attributes #0 = { norecurse readnone ssp uwtable }
; CHECK: attributes #1 = { norecurse ssp uwtable }