Imported Upstream version 5.18.0.246

Former-commit-id: 0c7ce5b1a7851e13f22acfd379b7f9fb304e4833
This commit is contained in:
Xamarin Public Jenkins (auto-signing)
2019-01-23 08:21:40 +00:00
parent a7724cd563
commit 279aa8f685
28482 changed files with 3866972 additions and 44 deletions

View File

@ -0,0 +1,21 @@
; 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
}