-; RUN: llc < %s -march=ppc32 | grep lwarx | count 3
-; RUN: llc < %s -march=ppc32 | grep stwcx. | count 4
+; RUN: llc < %s -mtriple=powerpc-apple-darwin -march=ppc32 | FileCheck %s
define i32 @exchange_and_add(i32* %mem, i32 %val) nounwind {
- %tmp = call i32 @llvm.atomic.load.add.i32.p0i32(i32* %mem, i32 %val)
+; CHECK-LABEL: exchange_and_add:
+; CHECK: lwarx {{r[0-9]+}}, 0, {{r[0-9]+}}
+ %tmp = atomicrmw add i32* %mem, i32 %val monotonic
+; CHECK: stwcx. {{r[0-9]+}}, 0, {{r[0-9]+}}
ret i32 %tmp
}
define i32 @exchange_and_cmp(i32* %mem) nounwind {
- %tmp = call i32 @llvm.atomic.cmp.swap.i32.p0i32(i32* %mem, i32 0, i32 1)
+; CHECK-LABEL: exchange_and_cmp:
+; CHECK: lwarx
+ %tmp = cmpxchg i32* %mem, i32 0, i32 1 monotonic
+; CHECK: stwcx.
+; CHECK: stwcx.
ret i32 %tmp
}
define i32 @exchange(i32* %mem, i32 %val) nounwind {
- %tmp = call i32 @llvm.atomic.swap.i32.p0i32(i32* %mem, i32 1)
+; CHECK-LABEL: exchange:
+; CHECK: lwarx
+ %tmp = atomicrmw xchg i32* %mem, i32 1 monotonic
+; CHECK: stwcx.
ret i32 %tmp
}
-
-declare i32 @llvm.atomic.load.add.i32.p0i32(i32* nocapture, i32) nounwind
-
-declare i32 @llvm.atomic.cmp.swap.i32.p0i32(i32* nocapture, i32, i32) nounwind
-
-declare i32 @llvm.atomic.swap.i32.p0i32(i32* nocapture, i32) nounwind