forked from OSchip/llvm-project
22 lines
481 B
LLVM
22 lines
481 B
LLVM
; Test 64-bit atomic stores.
|
|
;
|
|
; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
|
|
|
|
define void @f1(i64 %val, i64 *%src) {
|
|
; CHECK-LABEL: f1:
|
|
; CHECK: stg %r2, 0(%r3)
|
|
; CHECK: bcr 1{{[45]}}, %r0
|
|
; CHECK: br %r14
|
|
store atomic i64 %val, i64 *%src seq_cst, align 8
|
|
ret void
|
|
}
|
|
|
|
define void @f2(i64 %val, i64 *%src) {
|
|
; CHECK-LABEL: f2:
|
|
; CHECK: stg %r2, 0(%r3)
|
|
; CHECK-NOT: bcr 1{{[45]}}, %r0
|
|
; CHECK: br %r14
|
|
store atomic i64 %val, i64 *%src monotonic, align 8
|
|
ret void
|
|
}
|