31 lines
887 B
LLVM
31 lines
887 B
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc < %s -mtriple=x86_64-apple-macosx10.7.0 -verify-machineinstrs | FileCheck %s
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; RUN: llc < %s -mtriple=x86_64-apple-macosx10.7.0 -verify-machineinstrs -O0 | FileCheck %s
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define void @test1(ptr %ptr, i32 %val1) {
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; CHECK-LABEL: test1:
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; CHECK: ## %bb.0:
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; CHECK-NEXT: xchgl %esi, (%rdi)
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; CHECK-NEXT: retq
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store atomic i32 %val1, ptr %ptr seq_cst, align 4
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ret void
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}
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define void @test2(ptr %ptr, i32 %val1) {
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; CHECK-LABEL: test2:
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; CHECK: ## %bb.0:
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; CHECK-NEXT: movl %esi, (%rdi)
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; CHECK-NEXT: retq
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store atomic i32 %val1, ptr %ptr release, align 4
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ret void
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}
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define i32 @test3(ptr %ptr) {
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; CHECK-LABEL: test3:
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; CHECK: ## %bb.0:
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; CHECK-NEXT: movl (%rdi), %eax
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; CHECK-NEXT: retq
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%val = load atomic i32, ptr %ptr seq_cst, align 4
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ret i32 %val
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}
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