x64: Remove unnecessary register use when comparing against constants (#4645)

https://github.com/bytecodealliance/wasmtime/pull/4645
2022-08-09 16:53:51 -07:00
parent 4d2a2cfae6
commit 63c2d1e0c3
3 changed files with 79 additions and 0 deletions
--- a/cranelift/codegen/src/isa/x64/lower/isle.rs
+++ b/cranelift/codegen/src/isa/x64/lower/isle.rs
@@ -610,6 +610,11 @@ where
        }
    }

+    #[inline]
+    fn intcc_reverse(&mut self, cc: &IntCC) -> IntCC {
+        cc.reverse()
+    }
+
    #[inline]
    fn floatcc_inverse(&mut self, cc: &FloatCC) -> FloatCC {
        cc.inverse()