Auto merge of #131429 - Zalathar:needs-profiler-runtime, r=jieyouxu

Rename directive `needs-profiler-support` to `needs-profiler-runtime`

The rest of the compiler mostly refers to this as `profiler_runtime`, so having a directive named `needs-profiler-support` was causing a lot of confusion.

r? jieyouxu

src/bootstrap/src/core/build_steps/test.rs

@@ -2082,7 +2082,7 @@ NOTE: if you're sure you want to do this, please open an issue as to why. In the
         }
 
         if builder.config.profiler_enabled(target) {
-            cmd.arg("--profiler-support");
+            cmd.arg("--profiler-runtime");
         }
 
         cmd.env("RUST_TEST_TMPDIR", builder.tempdir());

src/tools/compiletest/src/command-list.rs

@@ -129,7 +129,7 @@ const KNOWN_DIRECTIVE_NAMES: &[&str] = &[
     "needs-git-hash",
     "needs-llvm-components",
     "needs-llvm-zstd",
-    "needs-profiler-support",
+    "needs-profiler-runtime",
     "needs-relocation-model-pic",
     "needs-run-enabled",
     "needs-rust-lld",

src/tools/compiletest/src/common.rs

@@ -385,8 +385,8 @@ pub struct Config {
     pub git_merge_commit_email: String,
 
     /// True if the profiler runtime is enabled for this target.
-    /// Used by the "needs-profiler-support" header in test files.
-    pub profiler_support: bool,
+    /// Used by the "needs-profiler-runtime" directive in test files.
+    pub profiler_runtime: bool,
 }
 
 impl Config {

src/tools/compiletest/src/header.rs

@@ -851,7 +851,7 @@ fn iter_header(
     // FIXME(jieyouxu): I feel like there's a better way to do this, leaving for later.
     if mode == Mode::CoverageRun {
         let extra_directives: &[&str] = &[
-            "needs-profiler-support",
+            "needs-profiler-runtime",
             // FIXME(pietroalbini): this test currently does not work on cross-compiled targets
             // because remote-test is not capable of sending back the *.profraw files generated by
             // the LLVM instrumentation.

src/tools/compiletest/src/header/needs.rs

@@ -100,9 +100,9 @@ pub(super) fn handle_needs(
             ignore_reason: "ignored on targets without unwinding support",
         },
         Need {
-            name: "needs-profiler-support",
-            condition: cache.profiler_support,
-            ignore_reason: "ignored when profiler support is disabled",
+            name: "needs-profiler-runtime",
+            condition: config.profiler_runtime,
+            ignore_reason: "ignored when the profiler runtime is not available",
         },
         Need {
             name: "needs-force-clang-based-tests",
@@ -220,7 +220,6 @@ pub(super) struct CachedNeedsConditions {
     sanitizer_memtag: bool,
     sanitizer_shadow_call_stack: bool,
     sanitizer_safestack: bool,
-    profiler_support: bool,
     xray: bool,
     rust_lld: bool,
     dlltool: bool,
@@ -247,7 +246,6 @@ impl CachedNeedsConditions {
             sanitizer_memtag: sanitizers.contains(&Sanitizer::Memtag),
             sanitizer_shadow_call_stack: sanitizers.contains(&Sanitizer::ShadowCallStack),
             sanitizer_safestack: sanitizers.contains(&Sanitizer::Safestack),
-            profiler_support: config.profiler_support,
             xray: config.target_cfg().xray,
 
             // For tests using the `needs-rust-lld` directive (e.g. for `-Clink-self-contained=+linker`),

src/tools/compiletest/src/header/tests.rs

@@ -69,7 +69,7 @@ struct ConfigBuilder {
     llvm_version: Option<String>,
     git_hash: bool,
     system_llvm: bool,
-    profiler_support: bool,
+    profiler_runtime: bool,
 }
 
 impl ConfigBuilder {
@@ -113,8 +113,8 @@ impl ConfigBuilder {
         self
     }
 
-    fn profiler_support(&mut self, s: bool) -> &mut Self {
-        self.profiler_support = s;
+    fn profiler_runtime(&mut self, is_available: bool) -> &mut Self {
+        self.profiler_runtime = is_available;
         self
     }
 
@@ -162,8 +162,8 @@ impl ConfigBuilder {
         if self.system_llvm {
             args.push("--system-llvm".to_owned());
         }
-        if self.profiler_support {
-            args.push("--profiler-support".to_owned());
+        if self.profiler_runtime {
+            args.push("--profiler-runtime".to_owned());
         }
 
         args.push("--rustc-path".to_string());
@@ -368,12 +368,12 @@ fn sanitizers() {
 }
 
 #[test]
-fn profiler_support() {
-    let config: Config = cfg().profiler_support(false).build();
-    assert!(check_ignore(&config, "//@ needs-profiler-support"));
+fn profiler_runtime() {
+    let config: Config = cfg().profiler_runtime(false).build();
+    assert!(check_ignore(&config, "//@ needs-profiler-runtime"));
 
-    let config: Config = cfg().profiler_support(true).build();
-    assert!(!check_ignore(&config, "//@ needs-profiler-support"));
+    let config: Config = cfg().profiler_runtime(true).build();
+    assert!(!check_ignore(&config, "//@ needs-profiler-runtime"));
 }
 
 #[test]
@@ -573,12 +573,12 @@ fn families() {
 
 #[test]
 fn ignore_coverage() {
-    // Indicate profiler support so that "coverage-run" tests aren't skipped.
-    let config = cfg().mode("coverage-map").profiler_support(true).build();
+    // Indicate profiler runtime availability so that "coverage-run" tests aren't skipped.
+    let config = cfg().mode("coverage-map").profiler_runtime(true).build();
     assert!(check_ignore(&config, "//@ ignore-coverage-map"));
     assert!(!check_ignore(&config, "//@ ignore-coverage-run"));
 
-    let config = cfg().mode("coverage-run").profiler_support(true).build();
+    let config = cfg().mode("coverage-run").profiler_runtime(true).build();
     assert!(!check_ignore(&config, "//@ ignore-coverage-map"));
     assert!(check_ignore(&config, "//@ ignore-coverage-run"));
 }

src/tools/compiletest/src/lib.rs

@@ -153,7 +153,7 @@ pub fn parse_config(args: Vec<String>) -> Config {
         .optflag("", "force-rerun", "rerun tests even if the inputs are unchanged")
         .optflag("", "only-modified", "only run tests that result been modified")
         .optflag("", "nocapture", "")
-        .optflag("", "profiler-support", "is the profiler runtime enabled for this target")
+        .optflag("", "profiler-runtime", "is the profiler runtime enabled for this target")
         .optflag("h", "help", "show this message")
         .reqopt("", "channel", "current Rust channel", "CHANNEL")
         .optflag(
@@ -355,7 +355,7 @@ pub fn parse_config(args: Vec<String>) -> Config {
         nightly_branch: matches.opt_str("nightly-branch").unwrap(),
         git_merge_commit_email: matches.opt_str("git-merge-commit-email").unwrap(),
 
-        profiler_support: matches.opt_present("profiler-support"),
+        profiler_runtime: matches.opt_present("profiler-runtime"),
     }
 }
 

src/tools/compiletest/src/main.rs

@@ -22,7 +22,7 @@ fn main() {
         eprintln!("warning: `tidy` is not installed; diffs will not be generated");
     }
 
-    if !config.profiler_support && config.mode == Mode::CoverageRun {
+    if !config.profiler_runtime && config.mode == Mode::CoverageRun {
         let actioned = if config.bless { "blessed" } else { "checked" };
         eprintln!(
             r#"

tests/run-make/cross-lang-lto-pgo-smoketest-clang/rmake.rs

@@ -9,7 +9,7 @@
 // RUSTBUILD_FORCE_CLANG_BASED_TESTS and only runs tests which contain "clang" in their
 // name.
 
-//@ needs-profiler-support
+//@ needs-profiler-runtime
 // FIXME(Oneirical): Except that due to the reliance on llvm-profdata, this test
 // never runs, because `x86_64-gnu-debug` does not have the `profiler_builtins` crate.
 

tests/run-make/optimization-remarks-dir-pgo/rmake.rs

@@ -4,7 +4,7 @@
 // the output remark files.
 // See https://github.com/rust-lang/rust/pull/114439
 
-//@ needs-profiler-support
+//@ needs-profiler-runtime
 //@ ignore-cross-compile
 
 use run_make_support::{

tests/run-make/pgo-branch-weights/rmake.rs

@@ -7,7 +7,7 @@
 // If the test passes, the expected function call count was added to the use-phase LLVM-IR.
 // See https://github.com/rust-lang/rust/pull/66631
 
-//@ needs-profiler-support
+//@ needs-profiler-runtime
 //@ ignore-cross-compile
 
 use std::path::Path;

tests/run-make/pgo-gen-lto/rmake.rs

@@ -2,7 +2,7 @@
 // should be generated.
 // See https://github.com/rust-lang/rust/pull/48346
 
-//@ needs-profiler-support
+//@ needs-profiler-runtime
 // Reason: this exercises LTO profiling
 //@ ignore-cross-compile
 // Reason: the compiled binary is executed

tests/run-make/pgo-gen/rmake.rs

@@ -3,7 +3,7 @@
 // optimizes code. This test checks that these files are generated.
 // See https://github.com/rust-lang/rust/pull/48346
 
-//@ needs-profiler-support
+//@ needs-profiler-runtime
 //@ ignore-cross-compile
 
 use run_make_support::{cwd, has_extension, has_prefix, run, rustc, shallow_find_files};

tests/run-make/pgo-indirect-call-promotion/rmake.rs

@@ -5,7 +5,7 @@
 // whether it can make a direct call instead of the indirect call.
 // See https://github.com/rust-lang/rust/pull/66631
 
-//@ needs-profiler-support
+//@ needs-profiler-runtime
 // Reason: llvm_profdata is used
 //@ ignore-cross-compile
 // Reason: the compiled binary is executed

tests/run-make/pgo-use/rmake.rs

@@ -5,7 +5,7 @@
 // be marked as cold.
 // See https://github.com/rust-lang/rust/pull/60262
 
-//@ needs-profiler-support
+//@ needs-profiler-runtime
 //@ ignore-cross-compile
 
 use run_make_support::{

tests/run-make/profile/rmake.rs

@@ -6,7 +6,7 @@
 // See https://github.com/rust-lang/rust/pull/42433
 
 //@ ignore-cross-compile
-//@ needs-profiler-support
+//@ needs-profiler-runtime
 
 use run_make_support::{path, run, rustc};
 

tests/run-make/track-pgo-dep-info/rmake.rs

@@ -6,7 +6,7 @@
 
 //@ ignore-cross-compile
 // Reason: the binary is executed
-//@ needs-profiler-support
+//@ needs-profiler-runtime
 
 use run_make_support::{llvm_profdata, rfs, run, rustc};
 

tests/ui/coverage-attr/bad-attr-ice.rs

@@ -1,7 +1,7 @@
 #![cfg_attr(feat, feature(coverage_attribute))]
 //@ revisions: feat nofeat
 //@ compile-flags: -Cinstrument-coverage
-//@ needs-profiler-support
+//@ needs-profiler-runtime
 
 // Malformed `#[coverage(..)]` attributes should not cause an ICE when built
 // with `-Cinstrument-coverage`.

tests/ui/issues/issue-85461.rs

@@ -1,6 +1,6 @@
 //@ compile-flags: -Cinstrument-coverage -Ccodegen-units=4 --crate-type dylib -Copt-level=0
 //@ build-pass
-//@ needs-profiler-support
+//@ needs-profiler-runtime
 //@ needs-dynamic-linking
 
 // Regression test for #85461 where MSVC sometimes fails to link instrument-coverage binaries