compiletest: load supports-xray from target spec

Author: tmiasko

src/tools/compiletest/src/common.rs

@@ -578,6 +578,8 @@ pub struct TargetCfg {
     pub(crate) dynamic_linking: bool,
     #[serde(rename = "supported-sanitizers", default)]
     pub(crate) sanitizers: Vec<Sanitizer>,
+    #[serde(rename = "supports-xray", default)]
+    pub(crate) xray: bool,
 }
 
 impl TargetCfg {

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

@@ -1,6 +1,5 @@
 use crate::common::{Config, Debugger, Sanitizer};
 use crate::header::IgnoreDecision;
-use crate::util;
 
 pub(super) fn handle_needs(
     cache: &CachedNeedsConditions,
@@ -235,7 +234,7 @@ impl CachedNeedsConditions {
             sanitizer_shadow_call_stack: sanitizers.contains(&Sanitizer::ShadowCallStack),
             sanitizer_safestack: sanitizers.contains(&Sanitizer::Safestack),
             profiler_support: std::env::var_os("RUSTC_PROFILER_SUPPORT").is_some(),
-            xray: util::XRAY_SUPPORTED_TARGETS.contains(target),
+            xray: config.target_cfg().xray,
 
             // For tests using the `needs-rust-lld` directive (e.g. for `-Zgcc-ld=lld`), we need to find
             // whether `rust-lld` is present in the compiler under test.

src/tools/compiletest/src/util.rs

@@ -9,19 +9,6 @@ use tracing::*;
 #[cfg(test)]
 mod tests;
 
-pub const XRAY_SUPPORTED_TARGETS: &[&str] = &[
-    "aarch64-linux-android",
-    "aarch64-unknown-linux-gnu",
-    "aarch64-unknown-linux-musl",
-    "x86_64-linux-android",
-    "x86_64-unknown-freebsd",
-    "x86_64-unknown-linux-gnu",
-    "x86_64-unknown-linux-musl",
-    "x86_64-unknown-netbsd",
-    "x86_64-unknown-none-linuxkernel",
-    "x86_64-unknown-openbsd",
-];
-
 pub fn make_new_path(path: &str) -> String {
     assert!(cfg!(windows));
     // Windows just uses PATH as the library search path, so we have to