Viewing file:  vsqrt_f16_1.c (2.18 KB) -rw-r--r--
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/* { dg-do run } */
/* { dg-require-effective-target arm_v8_2a_fp16_neon_hw } */
/* { dg-add-options arm_v8_2a_fp16_neon } */
/* { dg-skip-if "" { arm*-*-* } } */
#include <arm_neon.h>
#include "arm-neon-ref.h"
#include "compute-ref-data.h"
#define FP16_C(a) ((__fp16) a)
#define A FP16_C (123.4)
#define B FP16_C (567.8)
#define C FP16_C (34.8)
#define D FP16_C (1024)
#define E FP16_C (663.1)
#define F FP16_C (144.0)
#define G FP16_C (4.8)
#define H FP16_C (77)
#define SQRT_A 0x498E /* FP16_C (__builtin_sqrtf (123.4)). */
#define SQRT_B 0x4DF5 /* FP16_C (__builtin_sqrtf (567.8)). */
#define SQRT_C 0x45E6 /* FP16_C (__builtin_sqrtf (34.8)). */
#define SQRT_D 0x5000 /* FP16_C (__builtin_sqrtf (1024)). */
#define SQRT_E 0x4E70 /* FP16_C (__builtin_sqrtf (663.1)). */
#define SQRT_F 0x4A00 /* FP16_C (__builtin_sqrtf (144.0)). */
#define SQRT_G 0x4062 /* FP16_C (__builtin_sqrtf (4.8)). */
#define SQRT_H 0x4863 /* FP16_C (__builtin_sqrtf (77)). */
/* Expected results for vsqrt. */
VECT_VAR_DECL (expected_static, hfloat, 16, 4) []
= { SQRT_A, SQRT_B, SQRT_C, SQRT_D };
VECT_VAR_DECL (expected_static, hfloat, 16, 8) []
= { SQRT_A, SQRT_B, SQRT_C, SQRT_D, SQRT_E, SQRT_F, SQRT_G, SQRT_H };
void exec_vsqrt_f16 (void)
{
#undef TEST_MSG
#define TEST_MSG "VSQRT (FP16)"
clean_results ();
DECL_VARIABLE(vsrc, float, 16, 4);
VECT_VAR_DECL (buf_src, float, 16, 4) [] = {A, B, C, D};
VLOAD (vsrc, buf_src, , float, f, 16, 4);
DECL_VARIABLE (vector_res, float, 16, 4)
= vsqrt_f16 (VECT_VAR (vsrc, float, 16, 4));
vst1_f16 (VECT_VAR (result, float, 16, 4),
VECT_VAR (vector_res, float, 16, 4));
CHECK_FP (TEST_MSG, float, 16, 4, PRIx16, expected_static, "");
#undef TEST_MSG
#define TEST_MSG "VSQRTQ (FP16)"
clean_results ();
DECL_VARIABLE(vsrc, float, 16, 8);
VECT_VAR_DECL (buf_src, float, 16, 8) [] = {A, B, C, D, E, F, G, H};
VLOAD (vsrc, buf_src, q, float, f, 16, 8);
DECL_VARIABLE (vector_res, float, 16, 8)
= vsqrtq_f16 (VECT_VAR (vsrc, float, 16, 8));
vst1q_f16 (VECT_VAR (result, float, 16, 8),
VECT_VAR (vector_res, float, 16, 8));
CHECK_FP (TEST_MSG, float, 16, 8, PRIx16, expected_static, "");
}
int
main (void)
{
exec_vsqrt_f16 ();
return 0;
}
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