1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
|
; RUN: llc -O0 --show-mc-encoding < %s | FileCheck %s
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"
target triple = "x86_64-apple-darwin10.0.0"
; CHECK: f0:
; CHECK: addq %{{.*}}, ({{.*}}){{.*}}encoding: [0xf0,
; CHECK: ret
define void @f0(i64* %a0) nounwind {
%t0 = and i64 1, 1
call void @llvm.memory.barrier(i1 true, i1 true, i1 true, i1 true, i1 true) nounwind
%1 = call i64 @llvm.atomic.load.add.i64.p0i64(i64* %a0, i64 %t0) nounwind
call void @llvm.memory.barrier(i1 true, i1 true, i1 true, i1 true, i1 true) nounwind
ret void
}
declare void @llvm.memory.barrier(i1, i1, i1, i1, i1) nounwind
declare i32 @llvm.atomic.load.and.i32.p0i32(i32* nocapture, i32) nounwind
declare i64 @llvm.atomic.load.add.i64.p0i64(i64* nocapture, i64) nounwind
|
