1 ; RUN: opt -S < %s -instcombine | FileCheck %s
3 target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"
4 target triple = "x86_64-apple-macosx10.7.0"
6 ; Check transforms involving atomic operations
8 define i32 @test2(i32* %p) {
9 ; CHECK-LABEL: define i32 @test2(
10 ; CHECK: %x = load atomic i32* %p seq_cst, align 4
11 ; CHECK: shl i32 %x, 1
12 %x = load atomic i32* %p seq_cst, align 4
13 %y = load i32* %p, align 4