[PATCH 16/24] arm: [MVE intrinsics] add binary_acca_int64 shape

[Christophe Lyon via Gcc-patches]

This patch adds the binary_acca_int64 shape description.

2022-10-25  Christophe Lyon  <christophe.l...@arm.com>

        gcc/
        * config/arm/arm-mve-builtins-shapes.cc (binary_acca_int64): New.
        * config/arm/arm-mve-builtins-shapes.h (binary_acca_int64): New.
---
 gcc/config/arm/arm-mve-builtins-shapes.cc | 37 +++++++++++++++++++++++
 gcc/config/arm/arm-mve-builtins-shapes.h  |  1 +
 2 files changed, 38 insertions(+)

diff --git a/gcc/config/arm/arm-mve-builtins-shapes.cc 
b/gcc/config/arm/arm-mve-builtins-shapes.cc
index f1c3844953a..af770fd3e39 100644
--- a/gcc/config/arm/arm-mve-builtins-shapes.cc
+++ b/gcc/config/arm/arm-mve-builtins-shapes.cc
@@ -452,6 +452,43 @@ struct binary_acca_int32_def : public overloaded_base<0>
 };
 SHAPE (binary_acca_int32)
 
+/* [u]int64_t vfoo[_<t0>]([u]int64_t, <T0>_t, <T0>_t)
+
+   Example: vmlaldavaq.
+   int64_t [__arm_]vmlaldavaq[_s16](int64_t add, int16x8_t m1, int16x8_t m2)
+   int64_t [__arm_]vmlaldavaq_p[_s16](int64_t add, int16x8_t m1, int16x8_t m2, 
mve_pred16_t p)  */
+struct binary_acca_int64_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, "sx64,sx64,v0,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 (3, i, nargs)
+       || (type = r.infer_vector_type (1)) == NUM_TYPE_SUFFIXES)
+      return error_mark_node;
+
+    unsigned int last_arg = i;
+    for (i = 1; i < last_arg; i++)
+      if (!r.require_matching_vector_type (i, type))
+       return error_mark_node;
+
+    if (!r.require_integer_immediate (0))
+      return error_mark_node;
+
+    return r.resolve_to (r.mode_suffix_id, type);
+  }
+};
+SHAPE (binary_acca_int64)
+
 /* <T0>_t vfoo[_n_t0](<T0>_t, const int)
 
    Shape for vector shift right operations that take a vector first
diff --git a/gcc/config/arm/arm-mve-builtins-shapes.h 
b/gcc/config/arm/arm-mve-builtins-shapes.h
index 73e82d2fd7a..1c4254122bc 100644
--- a/gcc/config/arm/arm-mve-builtins-shapes.h
+++ b/gcc/config/arm/arm-mve-builtins-shapes.h
@@ -40,6 +40,7 @@ namespace arm_mve
     extern const function_shape *const binary_acc_int32;
     extern const function_shape *const binary_acc_int64;
     extern const function_shape *const binary_acca_int32;
+    extern const function_shape *const binary_acca_int64;
     extern const function_shape *const binary_maxamina;
     extern const function_shape *const binary_maxavminav;
     extern const function_shape *const binary_maxvminv;
-- 
2.34.1