arm: [MVE intrinsics] add ternary_opt_n shape

This patch adds the ternary_opt_n shape description.

2022-12-12  Christophe Lyon  <christophe.lyon@arm.com>

	gcc/
	* config/arm/arm-mve-builtins-shapes.cc (ternary_opt_n): New.
	* config/arm/arm-mve-builtins-shapes.h (ternary_opt_n): New.

diff --git a/gcc/config/arm/arm-mve-builtins-shapes.cc b/gcc/config/arm/arm-mve-builtins-shapes.cc
index 92bb787329184754b9fa16ec967d3cdd42c99847..cd105fbceeed60baa7105ff6a4d9e466ba2d3eb1 100644 (file)
--- a/gcc/config/arm/arm-mve-builtins-shapes.cc
+++ b/gcc/config/arm/arm-mve-builtins-shapes.cc
@@ -1399,6 +1399,36 @@ struct ternary_n_def : public overloaded_base<0>
 };
 SHAPE (ternary_n)
 
+/* <T0>_t vfoo[_t0](<T0>_t, <T0>_t, <T0>_t)
+   <T0>_t vfoo[_n_t0](<T0>_t, <T0>_t, <S0>_t)
+
+   i.e. the standard shape for ternary operations that operate on
+   uniform types.
+
+   Example: vfmaq.
+   float16x8_t [__arm_]vfmaq[_n_f16](float16x8_t add, float16x8_t m1, float16_t m2)
+   float16x8_t [__arm_]vfmaq_m[_n_f16](float16x8_t add, float16x8_t m1, float16_t m2, mve_pred16_t p)
+   float16x8_t [__arm_]vfmaq[_f16](float16x8_t add, float16x8_t m1, float16x8_t m2)
+   float16x8_t [__arm_]vfmaq_m[_f16](float16x8_t add, float16x8_t m1, float16x8_t m2, mve_pred16_t p)  */
+struct ternary_opt_n_def : public overloaded_base<0>
+{
+  void
+  build (function_builder &b, const function_group_info &group,
+        bool preserve_user_namespace) const override
+  {
+    b.add_overloaded_functions (group, MODE_none, preserve_user_namespace);
+    build_all (b, "v0,v0,v0,v0", group, MODE_none, preserve_user_namespace);
+    build_all (b, "v0,v0,v0,s0", group, MODE_n, preserve_user_namespace);
+  }
+
+  tree
+  resolve (function_resolver &r) const override
+  {
+    return r.resolve_uniform_opt_n (3);
+  }
+};
+SHAPE (ternary_opt_n)
+
 /* <T0>_t vfoo[_t0](<T0>_t)
 
    i.e. the standard shape for unary operations that operate on

diff --git a/gcc/config/arm/arm-mve-builtins-shapes.h b/gcc/config/arm/arm-mve-builtins-shapes.h
index ba53e8cc52e064b6b6e8dfba3bad1d1aaba0eea2..f67a484c14634766c206c92788a168e0f832abe1 100644 (file)
--- a/gcc/config/arm/arm-mve-builtins-shapes.h
+++ b/gcc/config/arm/arm-mve-builtins-shapes.h
@@ -62,6 +62,7 @@ namespace arm_mve
     extern const function_shape *const mvn;
     extern const function_shape *const ternary;
     extern const function_shape *const ternary_n;
+    extern const function_shape *const ternary_opt_n;
     extern const function_shape *const unary;
     extern const function_shape *const unary_acc;
     extern const function_shape *const unary_convert;