Auto merge of #97512 - scottmcm:add-coldcc, r=nagisa,lcnr

Add support for emitting functions with `coldcc` to LLVM The eventual goal is to try using this for things like the internal panicking stuff, to see whether it helps.
2022-06-07 08:12:45 +00:00 · 2022-06-07 08:12:45 +00:00 · 91cacb3faf
commit 91cacb3faf
parent bb55bd449e be4e0898cc
14 changed files with 132 additions and 4 deletions
--- a/compiler/rustc_target/src/spec/mod.rs
+++ b/compiler/rustc_target/src/spec/mod.rs
@ -1620,7 +1620,8 @@ impl Target {
            | PlatformIntrinsic
            | Unadjusted
            | Cdecl { .. }
-            | EfiApi => true,
+            | EfiApi
+            | RustCold => true,
            X86Interrupt => ["x86", "x86_64"].contains(&&self.arch[..]),
            Aapcs { .. } => "arm" == self.arch,
            CCmseNonSecureCall => ["arm", "aarch64"].contains(&&self.arch[..]),