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