| Eli Friedman | 02f2f89 | 2011-09-07 18:48:32 +0000 | [diff] [blame] | 1 | ; RUN: llc < %s -mtriple=x86_64-apple-macosx10.7.0 -verify-machineinstrs | FileCheck %s |
| Michael Liao | da22b30 | 2013-03-06 00:17:04 +0000 | [diff] [blame] | 2 | ; RUN: llc < %s -mtriple=x86_64-apple-macosx10.7.0 -verify-machineinstrs -O0 | FileCheck %s |
| Eli Friedman | 5aabaaa | 2011-08-24 21:16:59 +0000 | [diff] [blame] | 3 | |
| 4 | define void @test1(i32* %ptr, i32 %val1) { |
| 5 | ; CHECK: test1 |
| 6 | ; CHECK: xchgl %esi, (%rdi) |
| 7 | store atomic i32 %val1, i32* %ptr seq_cst, align 4 |
| 8 | ret void |
| 9 | } |
| 10 | |
| 11 | define void @test2(i32* %ptr, i32 %val1) { |
| 12 | ; CHECK: test2 |
| 13 | ; CHECK: movl %esi, (%rdi) |
| 14 | store atomic i32 %val1, i32* %ptr release, align 4 |
| 15 | ret void |
| 16 | } |
| 17 | |
| 18 | define i32 @test3(i32* %ptr) { |
| 19 | ; CHECK: test3 |
| 20 | ; CHECK: movl (%rdi), %eax |
| 21 | %val = load atomic i32* %ptr seq_cst, align 4 |
| 22 | ret i32 %val |
| 23 | } |