1 ; Test 64-bit atomic loads. 2 ; 3 ; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s 4 5 ; This is just a placeholder to make sure that loads are handled. 6 ; Using CSG is probably too conservative. 7 define i64 @f1(i64 %dummy, i64 *%src) { 8 ; CHECK-LABEL: f1: 9 ; CHECK: lghi %r2, 0 10 ; CHECK: csg %r2, %r2, 0(%r3) 11 ; CHECK: br %r14 12 %val = load atomic i64 *%src seq_cst, align 8 13 ret i64 %val 14 } 15
