| // Auto-generated file. Do not edit! |
| // Template: src/f16-vbinary/vop-neonfp16arith.c.in |
| // Generator: tools/xngen |
| // |
| // Copyright 2020 Google LLC |
| // |
| // This source code is licensed under the BSD-style license found in the |
| // LICENSE file in the root directory of this source tree. |
| |
| #include <assert.h> |
| |
| #include <arm_neon.h> |
| |
| #include <xnnpack/common.h> |
| #include <xnnpack/vbinary.h> |
| |
| |
| void xnn_f16_vmul_minmax_ukernel__neonfp16arith_x16( |
| size_t n, |
| const void* restrict a_ptr, |
| const void* restrict b_ptr, |
| void* restrict y_ptr, |
| const struct xnn_f16_minmax_params params[restrict XNN_MIN_ELEMENTS(1)]) XNN_OOB_READS |
| { |
| assert(n != 0); |
| assert(n % sizeof(__fp16) == 0); |
| assert(a_ptr != NULL); |
| assert(b_ptr != NULL); |
| assert(y_ptr != NULL); |
| |
| const __fp16* a = (const __fp16*) a_ptr; |
| const __fp16* b = (const __fp16*) b_ptr; |
| __fp16* y = (__fp16*) y_ptr; |
| |
| const float16x8_t vy_min = vreinterpretq_f16_u16(vld1q_dup_u16(¶ms->min)); |
| const float16x8_t vy_max = vreinterpretq_f16_u16(vld1q_dup_u16(¶ms->max)); |
| |
| for (; n >= 16 * sizeof(__fp16); n -= 16 * sizeof(__fp16)) { |
| const float16x8_t va01234567 = vld1q_f16(a); a += 8; |
| const float16x8_t vb01234567 = vld1q_f16(b); b += 8; |
| const float16x8_t va456789AB = vld1q_f16(a); a += 8; |
| const float16x8_t vb456789AB = vld1q_f16(b); b += 8; |
| |
| float16x8_t vy01234567 = vmulq_f16(va01234567, vb01234567); |
| float16x8_t vy456789AB = vmulq_f16(va456789AB, vb456789AB); |
| |
| |
| vy01234567 = vmaxq_f16(vy01234567, vy_min); |
| vy456789AB = vmaxq_f16(vy456789AB, vy_min); |
| |
| vy01234567 = vminq_f16(vy01234567, vy_max); |
| vy456789AB = vminq_f16(vy456789AB, vy_max); |
| |
| vst1q_f16(y, vy01234567); y += 8; |
| vst1q_f16(y, vy456789AB); y += 8; |
| } |
| for (; n >= 8 * sizeof(__fp16); n -= 8 * sizeof(__fp16)) { |
| const float16x8_t va01234567 = vld1q_f16(a); a += 8; |
| const float16x8_t vb01234567 = vld1q_f16(b); b += 8; |
| |
| float16x8_t vy01234567 = vmulq_f16(va01234567, vb01234567); |
| vy01234567 = vmaxq_f16(vy01234567, vy_min); |
| vy01234567 = vminq_f16(vy01234567, vy_max); |
| vst1q_f16(y, vy01234567); y += 8; |
| } |
| if XNN_UNLIKELY(n != 0) { |
| const float16x8_t va01234567 = vld1q_f16(a); |
| const float16x8_t vb01234567 = vld1q_f16(b); |
| |
| float16x8_t vy01234567 = vmulq_f16(va01234567, vb01234567); |
| vy01234567 = vmaxq_f16(vy01234567, vy_min); |
| vy01234567 = vminq_f16(vy01234567, vy_max); |
| |
| float16x4_t vy0123 = vget_low_f16(vy01234567); |
| if (n & (4 * sizeof(__fp16))) { |
| vst1_f16(y, vy0123); y += 4; |
| vy0123 = vget_high_f16(vy01234567); |
| } |
| |
| if (n & (2 * sizeof(__fp16))) { |
| vst1_lane_u32((void*) y, vreinterpret_u32_f16(vy0123), 0); y += 2; |
| vy0123 = vext_f16(vy0123, vy0123, 2); |
| } |
| |
| if (n & (1 * sizeof(__fp16))) { |
| vst1_lane_f16(y, vy0123, 0); |
| } |
| } |
| } |