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authorJiri Bobek <jiri.bobek@gmail.com>2024-07-26 15:51:46 +0200
committerJiri Bobek <jiri.bobek@gmail.com>2024-11-17 21:49:10 +0100
commit777003ae9fd4d81ada91f67f388d4f12c9ca220a (patch)
tree2ce8e9305e60c0ddf132100cc683eac538ffbc70 /compiler/rustc_codegen_cranelift/src
parentf2a35426b6586178c44b27cedae182502092e898 (diff)
downloadrust-777003ae9fd4d81ada91f67f388d4f12c9ca220a.tar.gz
rust-777003ae9fd4d81ada91f67f388d4f12c9ca220a.zip
Likely unlikely fix
Diffstat (limited to 'compiler/rustc_codegen_cranelift/src')
-rw-r--r--compiler/rustc_codegen_cranelift/src/intrinsics/mod.rs9
1 files changed, 4 insertions, 5 deletions
diff --git a/compiler/rustc_codegen_cranelift/src/intrinsics/mod.rs b/compiler/rustc_codegen_cranelift/src/intrinsics/mod.rs
index 1e2e41b3122..b92885cc1a7 100644
--- a/compiler/rustc_codegen_cranelift/src/intrinsics/mod.rs
+++ b/compiler/rustc_codegen_cranelift/src/intrinsics/mod.rs
@@ -453,11 +453,6 @@ fn codegen_regular_intrinsic_call<'tcx>(
             fx.bcx.ins().trap(TrapCode::user(2).unwrap());
             return Ok(());
         }
-        sym::likely | sym::unlikely => {
-            intrinsic_args!(fx, args => (a); intrinsic);
-
-            ret.write_cvalue(fx, a);
-        }
         sym::breakpoint => {
             intrinsic_args!(fx, args => (); intrinsic);
 
@@ -1267,6 +1262,10 @@ fn codegen_regular_intrinsic_call<'tcx>(
             );
         }
 
+        sym::cold_path => {
+            // This is a no-op. The intrinsic is just a hint to the optimizer.
+        }
+
         // Unimplemented intrinsics must have a fallback body. The fallback body is obtained
         // by converting the `InstanceKind::Intrinsic` to an `InstanceKind::Item`.
         _ => {