rust/tests/codegen/pgo-instrumentation.rs

23 lines
774 B
Rust

// Test that `-Cprofile-generate` creates expected instrumentation artifacts in LLVM IR.
//@ needs-profiler-support
//@ compile-flags: -Cprofile-generate -Ccodegen-units=1
// CHECK: @__llvm_profile_raw_version =
// CHECK-DAG: @__profc_{{.*}}pgo_instrumentation{{.*}}some_function{{.*}} = {{.*}}global
// CHECK-DAG: @__profd_{{.*}}pgo_instrumentation{{.*}}some_function{{.*}} = {{.*}}global
// CHECK-DAG: @__profc_{{.*}}pgo_instrumentation{{.*}}some_other_function{{.*}} = {{.*}}global
// CHECK-DAG: @__profd_{{.*}}pgo_instrumentation{{.*}}some_other_function{{.*}} = {{.*}}global
// CHECK: @__llvm_profile_filename = {{.*}}"default_%m.profraw\00"{{.*}}
#![crate_type="lib"]
#[inline(never)]
fn some_function() {
}
pub fn some_other_function() {
some_function();
}