diff --git a/src/bootstrap/src/core/build_steps/test.rs b/src/bootstrap/src/core/build_steps/test.rs
index 7a49b68b91e..0dd3d0b3bd1 100644
--- a/src/bootstrap/src/core/build_steps/test.rs
+++ b/src/bootstrap/src/core/build_steps/test.rs
@@ -2082,7 +2082,7 @@ fn run(self, builder: &Builder<'_>) {
         }
 
         if builder.config.profiler_enabled(target) {
-            cmd.arg("--profiler-support");
+            cmd.arg("--profiler-runtime");
         }
 
         cmd.env("RUST_TEST_TMPDIR", builder.tempdir());
diff --git a/src/tools/compiletest/src/common.rs b/src/tools/compiletest/src/common.rs
index 37f8a3df82e..a5418ad8384 100644
--- a/src/tools/compiletest/src/common.rs
+++ b/src/tools/compiletest/src/common.rs
@@ -386,7 +386,7 @@ pub struct Config {
 
     /// True if the profiler runtime is enabled for this target.
     /// Used by the "needs-profiler-runtime" directive in test files.
-    pub profiler_support: bool,
+    pub profiler_runtime: bool,
 }
 
 impl Config {
diff --git a/src/tools/compiletest/src/header/needs.rs b/src/tools/compiletest/src/header/needs.rs
index ca7600d4dcb..c304cb86015 100644
--- a/src/tools/compiletest/src/header/needs.rs
+++ b/src/tools/compiletest/src/header/needs.rs
@@ -101,7 +101,7 @@ pub(super) fn handle_needs(
         },
         Need {
             name: "needs-profiler-runtime",
-            condition: cache.profiler_support,
+            condition: cache.profiler_runtime,
             ignore_reason: "ignored when the profiler runtime is not available",
         },
         Need {
@@ -220,7 +220,7 @@ pub(super) struct CachedNeedsConditions {
     sanitizer_memtag: bool,
     sanitizer_shadow_call_stack: bool,
     sanitizer_safestack: bool,
-    profiler_support: bool,
+    profiler_runtime: bool,
     xray: bool,
     rust_lld: bool,
     dlltool: bool,
@@ -247,7 +247,7 @@ pub(super) fn load(config: &Config) -> Self {
             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,
+            profiler_runtime: config.profiler_runtime,
             xray: config.target_cfg().xray,
 
             // For tests using the `needs-rust-lld` directive (e.g. for `-Clink-self-contained=+linker`),
diff --git a/src/tools/compiletest/src/header/tests.rs b/src/tools/compiletest/src/header/tests.rs
index 9b1294ad5fe..10ec2a1806f 100644
--- a/src/tools/compiletest/src/header/tests.rs
+++ b/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 @@ fn system_llvm(&mut self, s: bool) -> &mut Self {
         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 @@ fn build(&mut self) -> Config {
         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());
@@ -368,11 +368,11 @@ fn sanitizers() {
 }
 
 #[test]
-fn profiler_support() {
-    let config: Config = cfg().profiler_support(false).build();
+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();
+    let config: Config = cfg().profiler_runtime(true).build();
     assert!(!check_ignore(&config, "//@ needs-profiler-runtime"));
 }
 
@@ -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"));
 }
diff --git a/src/tools/compiletest/src/lib.rs b/src/tools/compiletest/src/lib.rs
index d9f64cddf5d..98375a21b04 100644
--- a/src/tools/compiletest/src/lib.rs
+++ b/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 @@ fn make_absolute(path: PathBuf) -> PathBuf {
         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"),
     }
 }
 
diff --git a/src/tools/compiletest/src/main.rs b/src/tools/compiletest/src/main.rs
index 9f3eef3776d..b0f87593f95 100644
--- a/src/tools/compiletest/src/main.rs
+++ b/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#"