From 89567b1ff2d207289ba3a83b8ffdacc600545429 Mon Sep 17 00:00:00 2001
From: Christophe Lyon <christophe.lyon@arm.com>
Date: Thu, 9 Feb 2023 18:38:22 +0000
Subject: arm: [MVE intrinsics] add unary shape

This patch adds the unary shape description.

2022-09-08  Christophe Lyon  <christophe.lyon@arm.com>

	gcc/
	* config/arm/arm-mve-builtins-shapes.cc (unary): New.
	* config/arm/arm-mve-builtins-shapes.h (unary): New.
---
 gcc/config/arm/arm-mve-builtins-shapes.cc | 27 +++++++++++++++++++++++++++
 gcc/config/arm/arm-mve-builtins-shapes.h  |  1 +
 2 files changed, 28 insertions(+)

(limited to 'gcc')

diff --git a/gcc/config/arm/arm-mve-builtins-shapes.cc b/gcc/config/arm/arm-mve-builtins-shapes.cc
index 7078f7d..7d39cf7 100644
--- a/gcc/config/arm/arm-mve-builtins-shapes.cc
+++ b/gcc/config/arm/arm-mve-builtins-shapes.cc
@@ -786,6 +786,33 @@ struct inherent_def : public nonoverloaded_base
 };
 SHAPE (inherent)
 
+/* <T0>_t vfoo[_t0](<T0>_t)
+
+   i.e. the standard shape for unary operations that operate on
+   uniform types.
+
+   Example: vabsq.
+   int8x16_t [__arm_]vabsq[_s8](int8x16_t a)
+   int8x16_t [__arm_]vabsq_m[_s8](int8x16_t inactive, int8x16_t a, mve_pred16_t p)
+   int8x16_t [__arm_]vabsq_x[_s8](int8x16_t a, mve_pred16_t p)  */
+struct unary_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", group, MODE_none, preserve_user_namespace);
+  }
+
+  tree
+  resolve (function_resolver &r) const override
+  {
+    return r.resolve_unary ();
+  }
+};
+SHAPE (unary)
+
 /* <T0>_t foo_t0[_t1](<T1>_t)
 
    where the target type <t0> must be specified explicitly but the source
diff --git a/gcc/config/arm/arm-mve-builtins-shapes.h b/gcc/config/arm/arm-mve-builtins-shapes.h
index 09e00b6..bd7e11b 100644
--- a/gcc/config/arm/arm-mve-builtins-shapes.h
+++ b/gcc/config/arm/arm-mve-builtins-shapes.h
@@ -45,6 +45,7 @@ namespace arm_mve
     extern const function_shape *const binary_rshift_narrow_unsigned;
     extern const function_shape *const create;
     extern const function_shape *const inherent;
+    extern const function_shape *const unary;
     extern const function_shape *const unary_convert;
 
   } /* end namespace arm_mve::shapes */
-- 
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