llvm-project/llvm/test/Instrumentation/InstrProfiling/noruntime.ll

18 lines
609 B
LLVM

;; Check that we don't emit the runtime hooks if the user provided them.
; RUN: opt < %s -instrprof -S | FileCheck %s
; RUN: opt < %s -passes=instrprof -S | FileCheck %s
; CHECK-NOT: define {{.*}} @__llvm_profile_runtime_user()
; CHECK-NOT: load i32, i32* @__llvm_profile_runtime
@__llvm_profile_runtime = global i32 0, align 4
@__profn_foo = hidden constant [3 x i8] c"foo"
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)