arm: Add vld1_lane_bf16 + vldq_lane_bf16 intrinsics

gcc/ChangeLog

2020-10-21  Andrea Corallo  <andrea.corallo@arm.com>

	* config/arm/arm_neon_builtins.def: Add to LOAD1LANE v4bf, v8bf.
	* config/arm/arm_neon.h (vld1_lane_bf16, vld1q_lane_bf16): Add
	intrinsics.

gcc/testsuite/ChangeLog

2020-10-21  Andrea Corallo  <andrea.corallo@arm.com>

	* gcc.target/arm/simd/vld1_lane_bf16_1.c: New testcase.
	* gcc.target/arm/simd/vld1_lane_bf16_indices_1.c: Likewise.
	* gcc.target/arm/simd/vld1q_lane_bf16_indices_1.c: Likewise.
This commit is contained in:
Andrea Corallo 2020-10-21 11:16:01 +02:00
parent 444655b6f0
commit c9a0276840
5 changed files with 71 additions and 2 deletions

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@ -19665,6 +19665,20 @@ vld4q_dup_bf16 (const bfloat16_t * __ptr)
return __rv.__i;
}
__extension__ extern __inline bfloat16x4_t
__attribute__ ((__always_inline__, __gnu_inline__, __artificial__))
vld1_lane_bf16 (const bfloat16_t * __a, bfloat16x4_t __b, const int __c)
{
return __builtin_neon_vld1_lanev4bf (__a, __b, __c);
}
__extension__ extern __inline bfloat16x8_t
__attribute__ ((__always_inline__, __gnu_inline__, __artificial__))
vld1q_lane_bf16 (const bfloat16_t * __a, bfloat16x8_t __b, const int __c)
{
return __builtin_neon_vld1_lanev8bf (__a, __b, __c);
}
#pragma GCC pop_options
#ifdef __cplusplus

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@ -312,8 +312,8 @@ VAR1 (TERNOP, vtbx3, v8qi)
VAR1 (TERNOP, vtbx4, v8qi)
VAR12 (LOAD1, vld1,
v8qi, v4hi, v4hf, v2si, v2sf, di, v16qi, v8hi, v8hf, v4si, v4sf, v2di)
VAR10 (LOAD1LANE, vld1_lane,
v8qi, v4hi, v2si, v2sf, di, v16qi, v8hi, v4si, v4sf, v2di)
VAR12 (LOAD1LANE, vld1_lane,
v8qi, v4hi, v2si, v2sf, di, v16qi, v8hi, v4si, v4sf, v2di, v4bf, v8bf)
VAR10 (LOAD1, vld1_dup,
v8qi, v4hi, v2si, v2sf, di, v16qi, v8hi, v4si, v4sf, v2di)
VAR12 (STORE1, vst1,

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@ -0,0 +1,21 @@
/* { dg-do assemble } */
/* { dg-require-effective-target arm_v8_2a_bf16_neon_ok } */
/* { dg-add-options arm_v8_2a_bf16_neon } */
/* { dg-additional-options "-O3 --save-temps" } */
#include "arm_neon.h"
bfloat16x4_t
test_vld1_lane_bf16 (bfloat16_t *a, bfloat16x4_t b)
{
return vld1_lane_bf16 (a, b, 1);
}
bfloat16x8_t
test_vld1q_lane_bf16 (bfloat16_t *a, bfloat16x8_t b)
{
return vld1q_lane_bf16 (a, b, 2);
}
/* { dg-final { scan-assembler "vld1.16\t{d0\\\[1\\\]}, \\\[r0\\\]" } } */
/* { dg-final { scan-assembler "vld1.16\t{d0\\\[2\\\]}, \\\[r0\\\]" } } */

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@ -0,0 +1,17 @@
/* { dg-do assemble } */
/* { dg-require-effective-target arm_v8_2a_bf16_neon_ok } */
/* { dg-add-options arm_v8_2a_bf16_neon } */
#include "arm_neon.h"
bfloat16x4_t
test_vld1_lane_bf16 (bfloat16_t *a, bfloat16x4_t b)
{
bfloat16x4_t res;
res = vld1_lane_bf16 (a, b, -1);
res = vld1_lane_bf16 (a, b, 4);
return res;
}
/* { dg-error "lane -1 out of range 0 - 3" "" { target *-*-* } 0 } */
/* { dg-error "lane 4 out of range 0 - 3" "" { target *-*-* } 0 } */

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@ -0,0 +1,17 @@
/* { dg-do assemble } */
/* { dg-require-effective-target arm_v8_2a_bf16_neon_ok } */
/* { dg-add-options arm_v8_2a_bf16_neon } */
#include "arm_neon.h"
bfloat16x8_t
test_vld1q_lane_bf16 (bfloat16_t *a, bfloat16x8_t b)
{
bfloat16x8_t res;
res = vld1q_lane_bf16 (a, b, -1);
res = vld1q_lane_bf16 (a, b, 8);
return res;
}
/* { dg-error "lane -1 out of range 0 - 7" "" { target *-*-* } 0 } */
/* { dg-error "lane 8 out of range 0 - 7" "" { target *-*-* } 0 } */