1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
|
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -mtriple=powerpc64le-linux-gnu < %s | FileCheck %s -check-prefix=PPC64LE
define void @test(ptr %ptr, i8 %cmp, i8 %val) {
; PPC64LE-LABEL: test:
; PPC64LE: # %bb.0:
; PPC64LE-NEXT: clrlwi 5, 5, 24
; PPC64LE-NEXT: clrlwi 4, 4, 24
; PPC64LE-NEXT: .p2align 5
; PPC64LE-NEXT: .LBB0_1: # %cmpxchg.start
; PPC64LE-NEXT: #
; PPC64LE-NEXT: lbarx 6, 0, 3
; PPC64LE-NEXT: cmplw 6, 4
; PPC64LE-NEXT: bnelr 0
; PPC64LE-NEXT: # %bb.2: # %cmpxchg.fencedstore
; PPC64LE-NEXT: #
; PPC64LE-NEXT: stbcx. 5, 0, 3
; PPC64LE-NEXT: bne 0, .LBB0_1
; PPC64LE-NEXT: # %bb.3: # %cmpxchg.end
; PPC64LE-NEXT: blr
%res = cmpxchg ptr %ptr, i8 %cmp, i8 %val monotonic monotonic
ret void
}
|