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comparison test/CodeGen/SystemZ/atomic-load-01.ll @ 33:e4204d083e25 LLVM3.5

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LLVM 3.5
author Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
date Thu, 12 Dec 2013 14:32:10 +0900
parents 95c75e76d11b
children afa8332a0e37
comparison
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1:f783a2dd24b1 33:e4204d083e25
1 ; Test 8-bit atomic loads. 1 ; Test 8-bit atomic loads.
2 ; 2 ;
3 ; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s 3 ; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
4 4
5 ; This is just a placeholder to make sure that loads are handled.
6 ; The CS-based sequence is probably far too conservative.
7 define i8 @f1(i8 *%src) { 5 define i8 @f1(i8 *%src) {
8 ; CHECK-LABEL: f1: 6 ; CHECK-LABEL: f1:
9 ; CHECK: cs 7 ; CHECK: bcr 1{{[45]}}, %r0
8 ; CHECK: lb %r2, 0(%r2)
10 ; CHECK: br %r14 9 ; CHECK: br %r14
11 %val = load atomic i8 *%src seq_cst, align 1 10 %val = load atomic i8 *%src seq_cst, align 1
12 ret i8 %val 11 ret i8 %val
13 } 12 }