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arm: [MVE intrinsics] add binary_widen_poly shape

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This patch adds the binary_widen_poly shape description.

2023-08-14  Christophe Lyon  <christophe.lyon@linaro.org>

	gcc/
	* config/arm/arm-mve-builtins-shapes.cc (binary_widen_poly): New.
	* config/arm/arm-mve-builtins-shapes.h (binary_widen_poly): New.
This commit is contained in:
Christophe Lyon 2023-08-14 13:19:30 +00:00
parent 455d608f87
commit b06a800573
2 changed files with 50 additions and 0 deletions
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49
gcc/config/arm/arm-mve-builtins-shapes.cc
View File

@ -1187,6 +1187,55 @@ struct binary_widen_def : public overloaded_base<0>
};
SHAPE (binary_widen)
/* <T0:twice>_t vfoo[_t0](<T0>_t, <T0>_t)
Example: vmullbq_poly.
uint32x4_t [__arm_]vmullbq_poly[_p16](uint16x8_t a, uint16x8_t b)
uint32x4_t [__arm_]vmullbq_poly_m[_p16](uint32x4_t inactive, uint16x8_t a, uint16x8_t b, mve_pred16_t p)
uint32x4_t [__arm_]vmullbq_poly_x[_p16](uint16x8_t a, uint16x8_t b, mve_pred16_t p) */
struct binary_widen_poly_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, "vU0,vp0,vp0", 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)
|| (type = r.infer_vector_type (i - 1)) == NUM_TYPE_SUFFIXES)
return error_mark_node;
/* infer_vector_type found the 'unsigned' version of the 'poly'
type we are looking for, so find the 'poly' type with the same
width. */
type = find_type_suffix (TYPE_poly, type_suffixes[type].element_bits);
type_suffix_index wide_suffix
= find_type_suffix (TYPE_unsigned,
type_suffixes[type].element_bits * 2);
/* Require the 'poly' type, require_matching_vector_type would try
and fail with the 'unsigned' one. */
if (!r.require_vector_type (i, type_suffixes[type].vector_type))
return error_mark_node;
/* Check the inactive argument has the wide type. */
if ((r.pred == PRED_m)
&& (r.infer_vector_type (0) != wide_suffix))
return r.report_no_such_form (type);
return r.resolve_to (r.mode_suffix_id, type);
}
};
SHAPE (binary_widen_poly)
/* <T0:twice>_t vfoo[_n_t0](<T0>_t, const int)
Check that 'imm' is in the [1..#bits] range.

1
gcc/config/arm/arm-mve-builtins-shapes.h
View File

@ -57,6 +57,7 @@ namespace arm_mve
extern const function_shape *const binary_widen;
extern const function_shape *const binary_widen_n;
extern const function_shape *const binary_widen_opt_n;
extern const function_shape *const binary_widen_poly;
extern const function_shape *const cmp;
extern const function_shape *const create;
extern const function_shape *const inherent;