From fc4cbe8f59b2c3e29c6ef95833b12b57704f0520 Mon Sep 17 00:00:00 2001
From: Christophe Lyon <christophe.lyon@arm.com>
Date: Fri, 3 Feb 2023 12:56:47 +0000
Subject: [PATCH] arm: [MVE intrinsics] add binary_opt_n shape

This patch adds the binary_opt_n shape description.

	gcc/
	* config/arm/arm-mve-builtins-shapes.cc (binary_opt_n): New.
	* config/arm/arm-mve-builtins-shapes.h (binary_opt_n): New.
---
 gcc/config/arm/arm-mve-builtins-shapes.cc | 32 +++++++++++++++++++++++
 gcc/config/arm/arm-mve-builtins-shapes.h  |  1 +
 2 files changed, 33 insertions(+)

diff --git a/gcc/config/arm/arm-mve-builtins-shapes.cc b/gcc/config/arm/arm-mve-builtins-shapes.cc
index ce476aa196e6..033b304060a3 100644
--- a/gcc/config/arm/arm-mve-builtins-shapes.cc
+++ b/gcc/config/arm/arm-mve-builtins-shapes.cc
@@ -338,6 +338,38 @@ struct overloaded_base : public function_shape
   }
 };
 
+/* <T0>_t vfoo[_t0](<T0>_t, <T0>_t)
+   <T0>_t vfoo[_n_t0](<T0>_t, <S0>_t)
+
+   i.e. the standard shape for binary operations that operate on
+   uniform types.
+
+   Example: vaddq.
+   int8x16_t [__arm_]vaddq[_s8](int8x16_t a, int8x16_t b)
+   int8x16_t [__arm_]vaddq[_n_s8](int8x16_t a, int8_t b)
+   int8x16_t [__arm_]vaddq_m[_s8](int8x16_t inactive, int8x16_t a, int8x16_t b, mve_pred16_t p)
+   int8x16_t [__arm_]vaddq_m[_n_s8](int8x16_t inactive, int8x16_t a, int8_t b, mve_pred16_t p)
+   int8x16_t [__arm_]vaddq_x[_s8](int8x16_t a, int8x16_t b, mve_pred16_t p)
+   int8x16_t [__arm_]vaddq_x[_n_s8](int8x16_t a, int8_t b, mve_pred16_t p)  */
+struct binary_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", group, MODE_none, preserve_user_namespace);
+    build_all (b, "v0,v0,s0", group, MODE_n, preserve_user_namespace);
+  }
+
+  tree
+  resolve (function_resolver &r) const override
+  {
+    return r.resolve_uniform_opt_n (2);
+  }
+};
+SHAPE (binary_opt_n)
+
 /* <T0>[xN]_t vfoo_t0().
 
    Example: vuninitializedq.
diff --git a/gcc/config/arm/arm-mve-builtins-shapes.h b/gcc/config/arm/arm-mve-builtins-shapes.h
index a491369425c3..43798fdde57c 100644
--- a/gcc/config/arm/arm-mve-builtins-shapes.h
+++ b/gcc/config/arm/arm-mve-builtins-shapes.h
@@ -34,6 +34,7 @@ namespace arm_mve
   namespace shapes
   {
 
+    extern const function_shape *const binary_opt_n;
     extern const function_shape *const inherent;
     extern const function_shape *const unary_convert;
 
-- 
2.43.5