| Nick Lewycky | 52da72b | 2012-02-05 19:56:38 +0000 | [diff] [blame] | 1 | ; RUN: opt -globalopt < %s -S -o - | FileCheck %s |
| 2 | |
| 3 | @GV1 = internal global i64 1 |
| Eli Friedman | 33d3700 | 2013-09-09 22:00:13 +0000 | [diff] [blame] | 4 | @GV2 = internal global i32 0 |
| 5 | |
| Shuxin Yang | 2e1890e | 2013-10-27 03:08:44 +0000 | [diff] [blame] | 6 | ; CHECK: @GV1 = internal unnamed_addr constant i64 1 |
| 7 | ; CHECK: @GV2 = internal unnamed_addr global i32 0 |
| Nick Lewycky | 52da72b | 2012-02-05 19:56:38 +0000 | [diff] [blame] | 8 | |
| 9 | define void @test1() { |
| 10 | entry: |
| David Blaikie | a79ac14 | 2015-02-27 21:17:42 +0000 | [diff] [blame] | 11 | %0 = load atomic i8, i8* bitcast (i64* @GV1 to i8*) acquire, align 8 |
| Nick Lewycky | 52da72b | 2012-02-05 19:56:38 +0000 | [diff] [blame] | 12 | ret void |
| 13 | } |
| Eli Friedman | 33d3700 | 2013-09-09 22:00:13 +0000 | [diff] [blame] | 14 | |
| 15 | ; PR17163 |
| 16 | define void @test2a() { |
| 17 | entry: |
| 18 | store atomic i32 10, i32* @GV2 seq_cst, align 4 |
| 19 | ret void |
| 20 | } |
| 21 | define i32 @test2b() { |
| 22 | entry: |
| David Blaikie | a79ac14 | 2015-02-27 21:17:42 +0000 | [diff] [blame] | 23 | %atomic-load = load atomic i32, i32* @GV2 seq_cst, align 4 |
| Eli Friedman | 33d3700 | 2013-09-09 22:00:13 +0000 | [diff] [blame] | 24 | ret i32 %atomic-load |
| 25 | } |