1 ; RUN: llc < %s -mtriple=powerpc-apple-darwin -march=ppc32 | FileCheck %s
3 define i32 @exchange_and_add(i32* %mem, i32 %val) nounwind {
4 ; CHECK-LABEL: exchange_and_add:
5 ; CHECK: lwarx {{r[0-9]+}}, 0, {{r[0-9]+}}
6 %tmp = atomicrmw add i32* %mem, i32 %val monotonic
7 ; CHECK: stwcx. {{r[0-9]+}}, 0, {{r[0-9]+}}
11 define i32 @exchange_and_cmp(i32* %mem) nounwind {
12 ; CHECK-LABEL: exchange_and_cmp:
14 %tmppair = cmpxchg i32* %mem, i32 0, i32 1 monotonic monotonic
15 %tmp = extractvalue { i32, i1 } %tmppair, 0
21 define i32 @exchange(i32* %mem, i32 %val) nounwind {
22 ; CHECK-LABEL: exchange:
24 %tmp = atomicrmw xchg i32* %mem, i32 1 monotonic