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-rw-r--r--llvm/test/Instrumentation/InstrProfiling/atomic-updates.ll14
1 files changed, 14 insertions, 0 deletions
diff --git a/llvm/test/Instrumentation/InstrProfiling/atomic-updates.ll b/llvm/test/Instrumentation/InstrProfiling/atomic-updates.ll
new file mode 100644
index 00000000000..7230a205dff
--- /dev/null
+++ b/llvm/test/Instrumentation/InstrProfiling/atomic-updates.ll
@@ -0,0 +1,14 @@
+; RUN: opt < %s -S -instrprof -instrprof-atomic-counter-update-all | FileCheck %s
+
+target triple = "x86_64-apple-macosx10.10.0"
+
+@__profn_foo = hidden constant [3 x i8] c"foo"
+
+; CHECK-LABEL: define void @foo
+; CHECK-NEXT: atomicrmw add i64* getelementptr inbounds ([1 x i64], [1 x i64]* @__profc_foo, i64 0, i64 0), i64 1 monotonic
+define void @foo() {
+ call void @llvm.instrprof.increment(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @__profn_foo, i32 0, i32 0), i64 0, i32 1, i32 0)
+ ret void
+}
+
+declare void @llvm.instrprof.increment(i8*, i64, i32, i32)
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