forked from OSchip/llvm-project
35 lines
720 B
LLVM
35 lines
720 B
LLVM
; RUN: opt -globalopt < %s -S -o - | FileCheck %s
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@GV1 = internal global i64 1, align 8
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@GV2 = internal global i32 0, align 4
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; CHECK: @GV1 = internal unnamed_addr global i64 1, align 8
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; CHECK: @GV2 = internal unnamed_addr global i32 0, align 4
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define void @test1() {
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entry:
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%0 = load atomic i8, i8* bitcast (i64* @GV1 to i8*) acquire, align 8
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ret void
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}
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; PR17163
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define void @test2a() {
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entry:
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store atomic i32 10, i32* @GV2 seq_cst, align 4
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ret void
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}
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define i32 @test2b() {
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entry:
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%atomic-load = load atomic i32, i32* @GV2 seq_cst, align 4
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ret i32 %atomic-load
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}
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define i64 @test3() {
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; CHECK-LABEL: @test3
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; CHECK: ret i64 1
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%val = load atomic i64, i64* @GV1 acquire, align 8
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ret i64 %val
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}
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