llvm-project/llvm/test/CodeGen/SystemZ/atomic-load-05.ll

14 lines
311 B
LLVM

; Test 128-bit atomic loads.
;
; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
define i128 @f1(i128 *%src) {
; CHECK-LABEL: f1:
; CHECK: lpq %r0, 0(%r3)
; CHECK-DAG: stg %r1, 8(%r2)
; CHECK-DAG: stg %r0, 0(%r2)
; CHECK: br %r14
%val = load atomic i128, i128 *%src seq_cst, align 16
ret i128 %val
}