[PATCH 01/16] arm: [MVE intrinsics] add binary_maxvminv shape

[Christophe Lyon via Gcc-patches]

This patch adds the binary_maxvminv shape description.

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

        gcc/
        * config/arm/arm-mve-builtins-shapes.cc (binary_maxvminv): New.
        * config/arm/arm-mve-builtins-shapes.h (binary_maxvminv): New.
---
 gcc/config/arm/arm-mve-builtins-shapes.cc | 30 +++++++++++++++++++++++
 gcc/config/arm/arm-mve-builtins-shapes.h  |  1 +
 2 files changed, 31 insertions(+)

diff --git a/gcc/config/arm/arm-mve-builtins-shapes.cc 
b/gcc/config/arm/arm-mve-builtins-shapes.cc
index 1d43b8871bf..19c3c47a20e 100644
--- a/gcc/config/arm/arm-mve-builtins-shapes.cc
+++ b/gcc/config/arm/arm-mve-builtins-shapes.cc
@@ -401,6 +401,36 @@ struct binary_rshift_def : public overloaded_base<0>
 };
 SHAPE (binary_rshift)
 
+/* <S0>_t vfoo[_<t0>](<S0>_t, <T0>_t)
+
+   Example: vmaxvq.
+   int8_t [__arm_]vmaxvq[_s8](int8_t a, int8x16_t b)
+   int8_t [__arm_]vmaxvq_p[_s8](int8_t a, int8x16_t b, mve_pred16_t p)  */
+struct binary_maxvminv_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, "s0,s0,v0", group, MODE_none, preserve_user_namespace);
+  }
+
+  tree
+  resolve (function_resolver &r) const override
+  {
+    unsigned int i, nargs;
+    type_suffix_index type;
+    if (!r.check_gp_argument (2, i, nargs)
+       || !r.require_derived_scalar_type (0, r.SAME_TYPE_CLASS)
+       || (type = r.infer_vector_type (1)) == NUM_TYPE_SUFFIXES)
+      return error_mark_node;
+
+    return r.resolve_to (r.mode_suffix_id, type);
+  }
+};
+SHAPE (binary_maxvminv)
+
 /* <T0:half>_t vfoo[_t0](<T0:half>_t, <T0>_t)
 
    Example: vmovnbq.
diff --git a/gcc/config/arm/arm-mve-builtins-shapes.h 
b/gcc/config/arm/arm-mve-builtins-shapes.h
index dd2597dc6f5..9debf1d8733 100644
--- a/gcc/config/arm/arm-mve-builtins-shapes.h
+++ b/gcc/config/arm/arm-mve-builtins-shapes.h
@@ -37,6 +37,7 @@ namespace arm_mve
     extern const function_shape *const binary;
     extern const function_shape *const binary_lshift;
     extern const function_shape *const binary_lshift_r;
+    extern const function_shape *const binary_maxvminv;
     extern const function_shape *const binary_move_narrow;
     extern const function_shape *const binary_move_narrow_unsigned;
     extern const function_shape *const binary_opt_n;
-- 
2.34.1