121 lines
4.5 KiB
Rust
121 lines
4.5 KiB
Rust
//@ edition: 2021
|
|
//@ compile-flags: -Zno-profiler-runtime
|
|
//@ compile-flags: -Cinstrument-coverage -Copt-level=0
|
|
//@ revisions: LINUX DARWIN WIN
|
|
|
|
//@ [LINUX] only-linux
|
|
//@ [LINUX] filecheck-flags: -DINSTR_PROF_DATA=__llvm_prf_data
|
|
//@ [LINUX] filecheck-flags: -DINSTR_PROF_NAME=__llvm_prf_names
|
|
//@ [LINUX] filecheck-flags: -DINSTR_PROF_CNTS=__llvm_prf_cnts
|
|
//@ [LINUX] filecheck-flags: -DINSTR_PROF_COVMAP=__llvm_covmap
|
|
//@ [LINUX] filecheck-flags: -DINSTR_PROF_COVFUN=__llvm_covfun
|
|
//@ [LINUX] filecheck-flags: '-DCOMDAT_IF_SUPPORTED=, comdat'
|
|
|
|
//@ [DARWIN] only-apple
|
|
//@ [DARWIN] filecheck-flags: -DINSTR_PROF_DATA=__DATA,__llvm_prf_data,regular,live_support
|
|
//@ [DARWIN] filecheck-flags: -DINSTR_PROF_NAME=__DATA,__llvm_prf_names
|
|
//@ [DARWIN] filecheck-flags: -DINSTR_PROF_CNTS=__DATA,__llvm_prf_cnts
|
|
//@ [DARWIN] filecheck-flags: -DINSTR_PROF_COVMAP=__LLVM_COV,__llvm_covmap
|
|
//@ [DARWIN] filecheck-flags: -DINSTR_PROF_COVFUN=__LLVM_COV,__llvm_covfun
|
|
//@ [DARWIN] filecheck-flags: -DCOMDAT_IF_SUPPORTED=
|
|
|
|
//@ [WIN] only-windows
|
|
//@ [WIN] filecheck-flags: -DINSTR_PROF_DATA=.lprfd$M
|
|
//@ [WIN] filecheck-flags: -DINSTR_PROF_NAME=.lprfn$M
|
|
//@ [WIN] filecheck-flags: -DINSTR_PROF_CNTS=.lprfc$M
|
|
//@ [WIN] filecheck-flags: -DINSTR_PROF_COVMAP=.lcovmap$M
|
|
//@ [WIN] filecheck-flags: -DINSTR_PROF_COVFUN=.lcovfun$M
|
|
//@ [WIN] filecheck-flags: '-DCOMDAT_IF_SUPPORTED=, comdat'
|
|
|
|
// ignore-tidy-linelength
|
|
|
|
pub fn will_be_called() -> &'static str {
|
|
let val = "called";
|
|
println!("{}", val);
|
|
val
|
|
}
|
|
|
|
pub fn will_not_be_called() -> bool {
|
|
println!("should not have been called");
|
|
false
|
|
}
|
|
|
|
pub fn print<T>(left: &str, value: T, right: &str)
|
|
where
|
|
T: std::fmt::Display,
|
|
{
|
|
println!("{}{}{}", left, value, right);
|
|
}
|
|
|
|
pub fn wrap_with<F, T>(inner: T, should_wrap: bool, wrapper: F)
|
|
where
|
|
F: FnOnce(&T),
|
|
{
|
|
if should_wrap {
|
|
wrapper(&inner)
|
|
}
|
|
}
|
|
|
|
fn main() {
|
|
let less = 1;
|
|
let more = 100;
|
|
|
|
if less < more {
|
|
wrap_with(will_be_called(), less < more, |inner| print(" ***", inner, "*** "));
|
|
wrap_with(will_be_called(), more < less, |inner| print(" ***", inner, "*** "));
|
|
} else {
|
|
wrap_with(will_not_be_called(), true, |inner| print("wrapped result is: ", inner, ""));
|
|
}
|
|
}
|
|
|
|
// Check for metadata, variables, declarations, and function definitions injected
|
|
// into LLVM IR when compiling with -Cinstrument-coverage.
|
|
|
|
// WIN: $__llvm_profile_runtime_user = comdat any
|
|
|
|
// CHECK: @__llvm_coverage_mapping = private constant
|
|
// CHECK-SAME: section "[[INSTR_PROF_COVMAP]]", align 8
|
|
|
|
// CHECK: @__covrec_{{[A-F0-9]+}}u = linkonce_odr hidden constant
|
|
// CHECK-SAME: section "[[INSTR_PROF_COVFUN]]"[[COMDAT_IF_SUPPORTED]], align 8
|
|
|
|
// WIN: @__llvm_profile_runtime = external{{.*}}global i32
|
|
|
|
// CHECK: @__profc__R{{[a-zA-Z0-9_]+}}testprog14will_be_called = {{private|internal}} global
|
|
// CHECK-SAME: section "[[INSTR_PROF_CNTS]]"{{.*}}, align 8
|
|
|
|
// CHECK: @__profd__R{{[a-zA-Z0-9_]+}}testprog14will_be_called = {{private|internal}} global
|
|
// CHECK-SAME: @__profc__R{{[a-zA-Z0-9_]+}}testprog14will_be_called
|
|
// CHECK-SAME: section "[[INSTR_PROF_DATA]]"{{.*}}, align 8
|
|
|
|
// CHECK: @__profc__R{{[a-zA-Z0-9_]+}}testprog4main = {{private|internal}} global
|
|
// CHECK-SAME: section "[[INSTR_PROF_CNTS]]"{{.*}}, align 8
|
|
|
|
// CHECK: @__profd__R{{[a-zA-Z0-9_]+}}testprog4main = {{private|internal}} global
|
|
// CHECK-SAME: @__profc__R{{[a-zA-Z0-9_]+}}testprog4main
|
|
// CHECK-SAME: section "[[INSTR_PROF_DATA]]"{{.*}}, align 8
|
|
|
|
// CHECK: @__llvm_prf_nm = private constant
|
|
// CHECK-SAME: section "[[INSTR_PROF_NAME]]", align 1
|
|
|
|
// CHECK: @llvm.used = appending global
|
|
// CHECK-SAME: @__llvm_coverage_mapping
|
|
// CHECK-SAME: @__llvm_prf_nm
|
|
// CHECK-SAME: section "llvm.metadata"
|
|
|
|
// CHECK: define internal { {{.*}} } @_R{{[a-zA-Z0-9_]+}}testprog14will_be_called() unnamed_addr #{{[0-9]+}} {
|
|
// CHECK-NEXT: start:
|
|
// CHECK-NOT: define internal
|
|
// CHECK: atomicrmw add ptr
|
|
// CHECK-SAME: @__profc__R{{[a-zA-Z0-9_]+}}testprog14will_be_called,
|
|
|
|
// CHECK: declare void @llvm.instrprof.increment(ptr, i64, i32, i32) #[[LLVM_INSTRPROF_INCREMENT_ATTR:[0-9]+]]
|
|
|
|
// WIN: define linkonce_odr hidden i32 @__llvm_profile_runtime_user() #[[LLVM_PROFILE_RUNTIME_USER_ATTR:[0-9]+]] comdat {
|
|
// WIN-NEXT: %1 = load i32, ptr @__llvm_profile_runtime
|
|
// WIN-NEXT: ret i32 %1
|
|
// WIN-NEXT: }
|
|
|
|
// CHECK: attributes #[[LLVM_INSTRPROF_INCREMENT_ATTR]] = { nounwind }
|
|
// WIN: attributes #[[LLVM_PROFILE_RUNTIME_USER_ATTR]] = { noinline }
|