cranelift: Port ishl SIMD lowerings to ISLE (#3686)

2022-01-13 07:34:37 -08:00
parent 13f17db297
commit a7dba81c1d
11 changed files with 698 additions and 296 deletions
--- a/cranelift/codegen/src/machinst/isle.rs
+++ b/cranelift/codegen/src/machinst/isle.rs
@@ -100,6 +100,11 @@ macro_rules! isle_prelude_methods {
            ty.bits()
        }

+        #[inline]
+        fn ty_bytes(&mut self, ty: Type) -> u16 {
+            u16::try_from(ty.bytes()).unwrap()
+        }
+
        fn fits_in_16(&mut self, ty: Type) -> Option<Type> {
            if ty.bits() <= 16 {
                Some(ty)