Simplify vec_andc implementation

Author: lu-zero

crates/core_arch/src/powerpc/altivec.rs

@@ -1293,31 +1293,7 @@ mod sealed {
         unsafe fn vec_andc(self, b: Other) -> Self::Result;
     }
 
-    macro_rules! impl_vec_andc {
-        (($a:ty, $b:ty) -> $r:ty) => {
-            #[unstable(feature = "stdarch_powerpc", issue = "111145")]
-            impl VectorAndc<$b> for $a {
-                type Result = $r;
-                #[inline]
-                #[target_feature(enable = "altivec")]
-                unsafe fn vec_andc(self, b: $b) -> Self::Result {
-                    transmute(andc(transmute(self), transmute(b)))
-                }
-            }
-        };
-        (($a:ty, ~$b:ty) -> $r:ty) => {
-            impl_vec_andc! { ($a, $a) -> $r }
-            impl_vec_andc! { ($a, $b) -> $r }
-            impl_vec_andc! { ($b, $a) -> $r }
-        };
-    }
-
-    impl_vec_andc! { (vector_unsigned_char, ~vector_bool_char) -> vector_unsigned_char }
-    impl_vec_andc! { (vector_signed_char, ~vector_bool_char) -> vector_signed_char }
-    impl_vec_andc! { (vector_unsigned_short, ~vector_bool_short) -> vector_unsigned_short }
-    impl_vec_andc! { (vector_signed_short, ~vector_bool_short) -> vector_signed_short }
-    impl_vec_andc! { (vector_unsigned_int, ~vector_bool_int) -> vector_unsigned_int }
-    impl_vec_andc! { (vector_signed_int, ~vector_bool_int) -> vector_signed_int }
+    impl_vec_trait! { [VectorAndc vec_andc]+ 2b (andc) }
 
     test_impl! { vec_vand(a: vector_signed_char, b: vector_signed_char) -> vector_signed_char [ simd_and, vand / xxland ] }
 

crates/core_arch/src/powerpc/macros.rs

@@ -124,7 +124,10 @@ macro_rules! impl_vec_trait {
         impl_vec_trait!{ [$Trait $m]+ $w (vector_bool_int, vector_bool_int) -> vector_bool_int }
         impl_vec_trait!{ [$Trait $m]+ $w (vector_unsigned_int, vector_unsigned_int) -> vector_unsigned_int }
         impl_vec_trait!{ [$Trait $m]+ $w (vector_signed_int, vector_signed_int) -> vector_signed_int }
-    }
+    };
+    ([$Trait:ident $m:ident]+ 2b ($fn:ident)) => {
+        impl_vec_trait!{ [$Trait $m]+ 2b ($fn, $fn, $fn) }
+    };
 }
 
 macro_rules! s_t_l {