This patch adds the vpsel shape description.
2022-12-12 Christophe Lyon <christophe.lyon@arm.com>
gcc/
* config/arm/arm-mve-builtins-shapes.cc (vpsel): New.
* config/arm/arm-mve-builtins-shapes.h (vpsel): New.
---
gcc/config/arm/arm-mve-builtins-shapes.cc | 39 +++++++++++++++++++++++
gcc/config/arm/arm-mve-builtins-shapes.h | 1 +
2 files changed, 40 insertions(+)
@@ -1706,6 +1706,45 @@ struct unary_widen_acc_def : public overloaded_base<0>
};
SHAPE (unary_widen_acc)
+/* <T0>_t vfoo[_t0](<T0>_t, <T0>_t, mve_pred16_t)
+
+ i.e. a version of the standard ternary shape in which
+ the final argument is always a set of predicates.
+
+ Example: vpselq.
+ int16x8_t [__arm_]vpselq[_s16](int16x8_t a, int16x8_t b, mve_pred16_t p) */
+struct vpsel_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,p", 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 (0)) == NUM_TYPE_SUFFIXES)
+ return error_mark_node;
+
+ unsigned int last_arg = i;
+ for (i = 0; i < last_arg; i++)
+ if (!r.require_matching_vector_type (i, type))
+ return error_mark_node;
+
+ if (!r.require_vector_type (2 , VECTOR_TYPE_mve_pred16_t))
+ return error_mark_node;
+
+ return r.resolve_to (r.mode_suffix_id, type);
+ }
+};
+SHAPE (vpsel)
+
} /* end namespace arm_mve */
#undef SHAPE
@@ -71,6 +71,7 @@ namespace arm_mve
extern const function_shape *const unary_n;
extern const function_shape *const unary_widen;
extern const function_shape *const unary_widen_acc;
+ extern const function_shape *const vpsel;
} /* end namespace arm_mve::shapes */
} /* end namespace arm_mve */