// Auto-generated file. Do not edit! // Template: src/qs8-dwconv/unipass-neon-mul16.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 #include #include void xnn_qs8_dwconv_minmax_fp32_ukernel_up16x25__neon_mul16( size_t channels, size_t output_width, const int8_t** input, const void* weights, int8_t* output, size_t input_stride, size_t output_increment, size_t input_offset, const int8_t* zero, const union xnn_qs8_conv_minmax_params params[restrict XNN_MIN_ELEMENTS(1)]) XNN_OOB_READS { assert(channels != 0); assert(output_width != 0); const float32x4_t vscale = vld1q_dup_f32(¶ms->fp32_neon.scale); const float32x4_t vmagic_bias = vld1q_dup_f32(¶ms->fp32_neon.magic_bias); const int32x4_t vmagic_bias_less_output_zero_point = vld1q_dup_s32(¶ms->fp32_neon.magic_bias_less_output_zero_point); const int8x16_t voutput_min = vld1q_dup_s8(¶ms->fp32_neon.output_min); const int8x16_t voutput_max = vld1q_dup_s8(¶ms->fp32_neon.output_max); do { const int8_t* i0 = input[0]; assert(i0 != NULL); if XNN_UNPREDICTABLE(i0 != zero) { i0 = (const int8_t*) ((uintptr_t) i0 + input_offset); } const int8_t* i1 = input[1]; assert(i1 != NULL); if XNN_UNPREDICTABLE(i1 != zero) { i1 = (const int8_t*) ((uintptr_t) i1 + input_offset); } const int8_t* i2 = input[2]; assert(i2 != NULL); if XNN_UNPREDICTABLE(i2 != zero) { i2 = (const int8_t*) ((uintptr_t) i2 + input_offset); } const int8_t* i3 = input[3]; assert(i3 != NULL); if XNN_UNPREDICTABLE(i3 != zero) { i3 = (const int8_t*) ((uintptr_t) i3 + input_offset); } const int8_t* i4 = input[4]; assert(i4 != NULL); if XNN_UNPREDICTABLE(i4 != zero) { i4 = (const int8_t*) ((uintptr_t) i4 + input_offset); } const int8_t* i5 = input[5]; assert(i5 != NULL); if XNN_UNPREDICTABLE(i5 != zero) { i5 = (const int8_t*) ((uintptr_t) i5 + input_offset); } const int8_t* i6 = input[6]; assert(i6 != NULL); if XNN_UNPREDICTABLE(i6 != zero) { i6 = (const int8_t*) ((uintptr_t) i6 + input_offset); } const int8_t* i7 = input[7]; assert(i7 != NULL); if XNN_UNPREDICTABLE(i7 != zero) { i7 = (const int8_t*) ((uintptr_t) i7 + input_offset); } const int8_t* i8 = input[8]; assert(i8 != NULL); if XNN_UNPREDICTABLE(i8 != zero) { i8 = (const int8_t*) ((uintptr_t) i8 + input_offset); } const int8_t* i9 = input[9]; assert(i9 != NULL); if XNN_UNPREDICTABLE(i9 != zero) { i9 = (const int8_t*) ((uintptr_t) i9 + input_offset); } const int8_t* i10 = input[10]; assert(i10 != NULL); if XNN_UNPREDICTABLE(i10 != zero) { i10 = (const int8_t*) ((uintptr_t) i10 + input_offset); } const int8_t* i11 = input[11]; assert(i11 != NULL); if XNN_UNPREDICTABLE(i11 != zero) { i11 = (const int8_t*) ((uintptr_t) i11 + input_offset); } const int8_t* i12 = input[12]; assert(i12 != NULL); if XNN_UNPREDICTABLE(i12 != zero) { i12 = (const int8_t*) ((uintptr_t) i12 + input_offset); } const int8_t* i13 = input[13]; assert(i13 != NULL); if XNN_UNPREDICTABLE(i13 != zero) { i13 = (const int8_t*) ((uintptr_t) i13 + input_offset); } const int8_t* i14 = input[14]; assert(i14 != NULL); if XNN_UNPREDICTABLE(i14 != zero) { i14 = (const int8_t*) ((uintptr_t) i14 + input_offset); } const int8_t* i15 = input[15]; assert(i15 != NULL); if XNN_UNPREDICTABLE(i15 != zero) { i15 = (const int8_t*) ((uintptr_t) i15 + input_offset); } const int8_t* i16 = input[16]; assert(i16 != NULL); if XNN_UNPREDICTABLE(i16 != zero) { i16 = (const int8_t*) ((uintptr_t) i16 + input_offset); } const int8_t* i17 = input[17]; assert(i17 != NULL); if XNN_UNPREDICTABLE(i17 != zero) { i17 = (const int8_t*) ((uintptr_t) i17 + input_offset); } const int8_t* i18 = input[18]; assert(i18 != NULL); if XNN_UNPREDICTABLE(i18 != zero) { i18 = (const int8_t*) ((uintptr_t) i18 + input_offset); } const int8_t* i19 = input[19]; assert(i19 != NULL); if XNN_UNPREDICTABLE(i19 != zero) { i19 = (const int8_t*) ((uintptr_t) i19 + input_offset); } const int8_t* i20 = input[20]; assert(i20 != NULL); if XNN_UNPREDICTABLE(i20 != zero) { i20 = (const int8_t*) ((uintptr_t) i20 + input_offset); } const int8_t* i21 = input[21]; assert(i21 != NULL); if XNN_UNPREDICTABLE(i21 != zero) { i21 = (const int8_t*) ((uintptr_t) i21 + input_offset); } const int8_t* i22 = input[22]; assert(i22 != NULL); if XNN_UNPREDICTABLE(i22 != zero) { i22 = (const int8_t*) ((uintptr_t) i22 + input_offset); } const int8_t* i23 = input[23]; assert(i23 != NULL); if XNN_UNPREDICTABLE(i23 != zero) { i23 = (const int8_t*) ((uintptr_t) i23 + input_offset); } const int8_t* i24 = input[24]; assert(i24 != NULL); if XNN_UNPREDICTABLE(i24 != zero) { i24 = (const int8_t*) ((uintptr_t) i24 + input_offset); } input = (const int8_t**) ((uintptr_t) input + input_stride); size_t c = channels; const void* w = weights; for (; c >= 16; c -= 16) { int32x4_t vacc0123 = vld1q_s32(w); w = (const void*) ((const int32_t*) w + 4); int32x4_t vacc4567 = vld1q_s32(w); w = (const void*) ((const int32_t*) w + 4); int32x4_t vacc89AB = vld1q_s32(w); w = (const void*) ((const int32_t*) w + 4); int32x4_t vaccCDEF = vld1q_s32(w); w = (const void*) ((const int32_t*) w + 4); const int16x8_t vi0x01234567 = vmovl_s8(vld1_s8(i0)); i0 += 8; const int16x8_t vk0x01234567 = vmovl_s8(vld1_s8(w)); w = (const void*) ((const int8_t*) w + 8); const int16x8_t vi0x89ABCDEF = vmovl_s8(vld1_s8(i0)); i0 += 8; const int16x8_t vk0x89ABCDEF = vmovl_s8(vld1_s8(w)); w = (const void*) ((const int8_t*) w + 8); vacc0123 = vmlal_s16(vacc0123, vget_low_s16(vi0x01234567), vget_low_s16(vk0x01234567)); vacc4567 = vmlal_s16(vacc4567, vget_high_s16(vi0x01234567), vget_high_s16(vk0x01234567)); vacc89AB = vmlal_s16(vacc89AB, vget_low_s16(vi0x89ABCDEF), vget_low_s16(vk0x89ABCDEF)); vaccCDEF = vmlal_s16(vaccCDEF, vget_high_s16(vi0x89ABCDEF), vget_high_s16(vk0x89ABCDEF)); const int16x8_t vi1x01234567 = vmovl_s8(vld1_s8(i1)); i1 += 8; const int16x8_t vk1x01234567 = vmovl_s8(vld1_s8(w)); w = (const void*) ((const int8_t*) w + 8); const int16x8_t vi1x89ABCDEF = vmovl_s8(vld1_s8(i1)); i1 += 8; const int16x8_t vk1x89ABCDEF = vmovl_s8(vld1_s8(w)); w = (const void*) ((const int8_t*) w + 8); vacc0123 = vmlal_s16(vacc0123, vget_low_s16(vi1x01234567), vget_low_s16(vk1x01234567)); vacc4567 = vmlal_s16(vacc4567, vget_high_s16(vi1x01234567), vget_high_s16(vk1x01234567)); vacc89AB = vmlal_s16(vacc89AB, vget_low_s16(vi1x89ABCDEF), vget_low_s16(vk1x89ABCDEF)); vaccCDEF = vmlal_s16(vaccCDEF, vget_high_s16(vi1x89ABCDEF), vget_high_s16(vk1x89ABCDEF)); const int16x8_t vi2x01234567 = vmovl_s8(vld1_s8(i2)); i2 += 8; const int16x8_t vk2x01234567 = vmovl_s8(vld1_s8(w)); w = (const void*) ((const int8_t*) w + 8); const int16x8_t vi2x89ABCDEF = vmovl_s8(vld1_s8(i2)); i2 += 8; const int16x8_t vk2x89ABCDEF = vmovl_s8(vld1_s8(w)); w = (const void*) ((const int8_t*) w + 8); vacc0123 = vmlal_s16(vacc0123, vget_low_s16(vi2x01234567), vget_low_s16(vk2x01234567)); vacc4567 = vmlal_s16(vacc4567, vget_high_s16(vi2x01234567), vget_high_s16(vk2x01234567)); vacc89AB = vmlal_s16(vacc89AB, vget_low_s16(vi2x89ABCDEF), vget_low_s16(vk2x89ABCDEF)); vaccCDEF = vmlal_s16(vaccCDEF, vget_high_s16(vi2x89ABCDEF), vget_high_s16(vk2x89ABCDEF)); const int16x8_t vi3x01234567 = vmovl_s8(vld1_s8(i3)); i3 += 8; const int16x8_t vk3x01234567 = vmovl_s8(vld1_s8(w)); w = (const void*) ((const int8_t*) w + 8); const int16x8_t vi3x89ABCDEF = vmovl_s8(vld1_s8(i3)); i3 += 8; const int16x8_t vk3x89ABCDEF = vmovl_s8(vld1_s8(w)); w = (const void*) ((const int8_t*) w + 8); vacc0123 = vmlal_s16(vacc0123, vget_low_s16(vi3x01234567), vget_low_s16(vk3x01234567)); vacc4567 = vmlal_s16(vacc4567, vget_high_s16(vi3x01234567), vget_high_s16(vk3x01234567)); vacc89AB = vmlal_s16(vacc89AB, vget_low_s16(vi3x89ABCDEF), vget_low_s16(vk3x89ABCDEF)); vaccCDEF = vmlal_s16(vaccCDEF, vget_high_s16(vi3x89ABCDEF), vget_high_s16(vk3x89ABCDEF)); const int16x8_t vi4x01234567 = vmovl_s8(vld1_s8(i4)); i4 += 8; const int16x8_t vk4x01234567 = vmovl_s8(vld1_s8(w)); w = (const void*) ((const int8_t*) w + 8); const int16x8_t vi4x89ABCDEF = vmovl_s8(vld1_s8(i4)); i4 += 8; const int16x8_t vk4x89ABCDEF = vmovl_s8(vld1_s8(w)); w = (const void*) ((const int8_t*) w + 8); vacc0123 = vmlal_s16(vacc0123, vget_low_s16(vi4x01234567), vget_low_s16(vk4x01234567)); vacc4567 = vmlal_s16(vacc4567, vget_high_s16(vi4x01234567), vget_high_s16(vk4x01234567)); vacc89AB = vmlal_s16(vacc89AB, vget_low_s16(vi4x89ABCDEF), vget_low_s16(vk4x89ABCDEF)); vaccCDEF = vmlal_s16(vaccCDEF, vget_high_s16(vi4x89ABCDEF), vget_high_s16(vk4x89ABCDEF)); const int16x8_t vi5x01234567 = vmovl_s8(vld1_s8(i5)); i5 += 8; const int16x8_t vk5x01234567 = vmovl_s8(vld1_s8(w)); w = (const void*) ((const int8_t*) w + 8); const int16x8_t vi5x89ABCDEF = vmovl_s8(vld1_s8(i5)); i5 += 8; const int16x8_t vk5x89ABCDEF = vmovl_s8(vld1_s8(w)); w = (const void*) ((const int8_t*) w + 8); vacc0123 = vmlal_s16(vacc0123, vget_low_s16(vi5x01234567), vget_low_s16(vk5x01234567)); vacc4567 = vmlal_s16(vacc4567, vget_high_s16(vi5x01234567), vget_high_s16(vk5x01234567)); vacc89AB = vmlal_s16(vacc89AB, vget_low_s16(vi5x89ABCDEF), vget_low_s16(vk5x89ABCDEF)); vaccCDEF = vmlal_s16(vaccCDEF, vget_high_s16(vi5x89ABCDEF), vget_high_s16(vk5x89ABCDEF)); const int16x8_t vi6x01234567 = vmovl_s8(vld1_s8(i6)); i6 += 8; const int16x8_t vk6x01234567 = vmovl_s8(vld1_s8(w)); w = (const void*) ((const int8_t*) w + 8); const int16x8_t vi6x89ABCDEF = vmovl_s8(vld1_s8(i6)); i6 += 8; const int16x8_t vk6x89ABCDEF = vmovl_s8(vld1_s8(w)); w = (const void*) ((const int8_t*) w + 8); vacc0123 = vmlal_s16(vacc0123, vget_low_s16(vi6x01234567), vget_low_s16(vk6x01234567)); vacc4567 = vmlal_s16(vacc4567, vget_high_s16(vi6x01234567), vget_high_s16(vk6x01234567)); vacc89AB = vmlal_s16(vacc89AB, vget_low_s16(vi6x89ABCDEF), vget_low_s16(vk6x89ABCDEF)); vaccCDEF = vmlal_s16(vaccCDEF, vget_high_s16(vi6x89ABCDEF), vget_high_s16(vk6x89ABCDEF)); const int16x8_t vi7x01234567 = vmovl_s8(vld1_s8(i7)); i7 += 8; const int16x8_t vk7x01234567 = vmovl_s8(vld1_s8(w)); w = (const void*) ((const int8_t*) w + 8); const int16x8_t vi7x89ABCDEF = vmovl_s8(vld1_s8(i7)); i7 += 8; const int16x8_t vk7x89ABCDEF = vmovl_s8(vld1_s8(w)); w = (const void*) ((const int8_t*) w + 8); vacc0123 = vmlal_s16(vacc0123, vget_low_s16(vi7x01234567), vget_low_s16(vk7x01234567)); vacc4567 = vmlal_s16(vacc4567, vget_high_s16(vi7x01234567), vget_high_s16(vk7x01234567)); vacc89AB = vmlal_s16(vacc89AB, vget_low_s16(vi7x89ABCDEF), vget_low_s16(vk7x89ABCDEF)); vaccCDEF = vmlal_s16(vaccCDEF, vget_high_s16(vi7x89ABCDEF), vget_high_s16(vk7x89ABCDEF)); const int16x8_t vi8x01234567 = vmovl_s8(vld1_s8(i8)); i8 += 8; const int16x8_t vk8x01234567 = vmovl_s8(vld1_s8(w)); w = (const void*) ((const int8_t*) w + 8); const int16x8_t vi8x89ABCDEF = vmovl_s8(vld1_s8(i8)); i8 += 8; const int16x8_t vk8x89ABCDEF = vmovl_s8(vld1_s8(w)); w = (const void*) ((const int8_t*) w + 8); vacc0123 = vmlal_s16(vacc0123, vget_low_s16(vi8x01234567), vget_low_s16(vk8x01234567)); vacc4567 = vmlal_s16(vacc4567, vget_high_s16(vi8x01234567), vget_high_s16(vk8x01234567)); vacc89AB = vmlal_s16(vacc89AB, vget_low_s16(vi8x89ABCDEF), vget_low_s16(vk8x89ABCDEF)); vaccCDEF = vmlal_s16(vaccCDEF, vget_high_s16(vi8x89ABCDEF), vget_high_s16(vk8x89ABCDEF)); const int16x8_t vi9x01234567 = vmovl_s8(vld1_s8(i9)); i9 += 8; const int16x8_t vk9x01234567 = vmovl_s8(vld1_s8(w)); w = (const void*) ((const int8_t*) w + 8); const int16x8_t vi9x89ABCDEF = vmovl_s8(vld1_s8(i9)); i9 += 8; const int16x8_t vk9x89ABCDEF = vmovl_s8(vld1_s8(w)); w = (const void*) ((const int8_t*) w + 8); vacc0123 = vmlal_s16(vacc0123, vget_low_s16(vi9x01234567), vget_low_s16(vk9x01234567)); vacc4567 = vmlal_s16(vacc4567, vget_high_s16(vi9x01234567), vget_high_s16(vk9x01234567)); vacc89AB = vmlal_s16(vacc89AB, vget_low_s16(vi9x89ABCDEF), vget_low_s16(vk9x89ABCDEF)); vaccCDEF = vmlal_s16(vaccCDEF, vget_high_s16(vi9x89ABCDEF), vget_high_s16(vk9x89ABCDEF)); const int16x8_t vi10x01234567 = vmovl_s8(vld1_s8(i10)); i10 += 8; const int16x8_t vk10x01234567 = vmovl_s8(vld1_s8(w)); w = (const void*) ((const int8_t*) w + 8); const int16x8_t vi10x89ABCDEF = vmovl_s8(vld1_s8(i10)); i10 += 8; const int16x8_t vk10x89ABCDEF = vmovl_s8(vld1_s8(w)); w = (const void*) ((const int8_t*) w + 8); vacc0123 = vmlal_s16(vacc0123, vget_low_s16(vi10x01234567), vget_low_s16(vk10x01234567)); vacc4567 = vmlal_s16(vacc4567, vget_high_s16(vi10x01234567), vget_high_s16(vk10x01234567)); vacc89AB = vmlal_s16(vacc89AB, vget_low_s16(vi10x89ABCDEF), vget_low_s16(vk10x89ABCDEF)); vaccCDEF = vmlal_s16(vaccCDEF, vget_high_s16(vi10x89ABCDEF), vget_high_s16(vk10x89ABCDEF)); const int16x8_t vi11x01234567 = vmovl_s8(vld1_s8(i11)); i11 += 8; const int16x8_t vk11x01234567 = vmovl_s8(vld1_s8(w)); w = (const void*) ((const int8_t*) w + 8); const int16x8_t vi11x89ABCDEF = vmovl_s8(vld1_s8(i11)); i11 += 8; const int16x8_t vk11x89ABCDEF = vmovl_s8(vld1_s8(w)); w = (const void*) ((const int8_t*) w + 8); vacc0123 = vmlal_s16(vacc0123, vget_low_s16(vi11x01234567), vget_low_s16(vk11x01234567)); vacc4567 = vmlal_s16(vacc4567, vget_high_s16(vi11x01234567), vget_high_s16(vk11x01234567)); vacc89AB = vmlal_s16(vacc89AB, vget_low_s16(vi11x89ABCDEF), vget_low_s16(vk11x89ABCDEF)); vaccCDEF = vmlal_s16(vaccCDEF, vget_high_s16(vi11x89ABCDEF), vget_high_s16(vk11x89ABCDEF)); const int16x8_t vi12x01234567 = vmovl_s8(vld1_s8(i12)); i12 += 8; const int16x8_t vk12x01234567 = vmovl_s8(vld1_s8(w)); w = (const void*) ((const int8_t*) w + 8); const int16x8_t vi12x89ABCDEF = vmovl_s8(vld1_s8(i12)); i12 += 8; const int16x8_t vk12x89ABCDEF = vmovl_s8(vld1_s8(w)); w = (const void*) ((const int8_t*) w + 8); vacc0123 = vmlal_s16(vacc0123, vget_low_s16(vi12x01234567), vget_low_s16(vk12x01234567)); vacc4567 = vmlal_s16(vacc4567, vget_high_s16(vi12x01234567), vget_high_s16(vk12x01234567)); vacc89AB = vmlal_s16(vacc89AB, vget_low_s16(vi12x89ABCDEF), vget_low_s16(vk12x89ABCDEF)); vaccCDEF = vmlal_s16(vaccCDEF, vget_high_s16(vi12x89ABCDEF), vget_high_s16(vk12x89ABCDEF)); const int16x8_t vi13x01234567 = vmovl_s8(vld1_s8(i13)); i13 += 8; const int16x8_t vk13x01234567 = vmovl_s8(vld1_s8(w)); w = (const void*) ((const int8_t*) w + 8); const int16x8_t vi13x89ABCDEF = vmovl_s8(vld1_s8(i13)); i13 += 8; const int16x8_t vk13x89ABCDEF = vmovl_s8(vld1_s8(w)); w = (const void*) ((const int8_t*) w + 8); vacc0123 = vmlal_s16(vacc0123, vget_low_s16(vi13x01234567), vget_low_s16(vk13x01234567)); vacc4567 = vmlal_s16(vacc4567, vget_high_s16(vi13x01234567), vget_high_s16(vk13x01234567)); vacc89AB = vmlal_s16(vacc89AB, vget_low_s16(vi13x89ABCDEF), vget_low_s16(vk13x89ABCDEF)); vaccCDEF = vmlal_s16(vaccCDEF, vget_high_s16(vi13x89ABCDEF), vget_high_s16(vk13x89ABCDEF)); const int16x8_t vi14x01234567 = vmovl_s8(vld1_s8(i14)); i14 += 8; const int16x8_t vk14x01234567 = vmovl_s8(vld1_s8(w)); w = (const void*) ((const int8_t*) w + 8); const int16x8_t vi14x89ABCDEF = vmovl_s8(vld1_s8(i14)); i14 += 8; const int16x8_t vk14x89ABCDEF = vmovl_s8(vld1_s8(w)); w = (const void*) ((const int8_t*) w + 8); vacc0123 = vmlal_s16(vacc0123, vget_low_s16(vi14x01234567), vget_low_s16(vk14x01234567)); vacc4567 = vmlal_s16(vacc4567, vget_high_s16(vi14x01234567), vget_high_s16(vk14x01234567)); vacc89AB = vmlal_s16(vacc89AB, vget_low_s16(vi14x89ABCDEF), vget_low_s16(vk14x89ABCDEF)); vaccCDEF = vmlal_s16(vaccCDEF, vget_high_s16(vi14x89ABCDEF), vget_high_s16(vk14x89ABCDEF)); const int16x8_t vi15x01234567 = vmovl_s8(vld1_s8(i15)); i15 += 8; const int16x8_t vk15x01234567 = vmovl_s8(vld1_s8(w)); w = (const void*) ((const int8_t*) w + 8); const int16x8_t vi15x89ABCDEF = vmovl_s8(vld1_s8(i15)); i15 += 8; const int16x8_t vk15x89ABCDEF = vmovl_s8(vld1_s8(w)); w = (const void*) ((const int8_t*) w + 8); vacc0123 = vmlal_s16(vacc0123, vget_low_s16(vi15x01234567), vget_low_s16(vk15x01234567)); vacc4567 = vmlal_s16(vacc4567, vget_high_s16(vi15x01234567), vget_high_s16(vk15x01234567)); vacc89AB = vmlal_s16(vacc89AB, vget_low_s16(vi15x89ABCDEF), vget_low_s16(vk15x89ABCDEF)); vaccCDEF = vmlal_s16(vaccCDEF, vget_high_s16(vi15x89ABCDEF), vget_high_s16(vk15x89ABCDEF)); const int16x8_t vi16x01234567 = vmovl_s8(vld1_s8(i16)); i16 += 8; const int16x8_t vk16x01234567 = vmovl_s8(vld1_s8(w)); w = (const void*) ((const int8_t*) w + 8); const int16x8_t vi16x89ABCDEF = vmovl_s8(vld1_s8(i16)); i16 += 8; const int16x8_t vk16x89ABCDEF = vmovl_s8(vld1_s8(w)); w = (const void*) ((const int8_t*) w + 8); vacc0123 = vmlal_s16(vacc0123, vget_low_s16(vi16x01234567), vget_low_s16(vk16x01234567)); vacc4567 = vmlal_s16(vacc4567, vget_high_s16(vi16x01234567), vget_high_s16(vk16x01234567)); vacc89AB = vmlal_s16(vacc89AB, vget_low_s16(vi16x89ABCDEF), vget_low_s16(vk16x89ABCDEF)); vaccCDEF = vmlal_s16(vaccCDEF, vget_high_s16(vi16x89ABCDEF), vget_high_s16(vk16x89ABCDEF)); const int16x8_t vi17x01234567 = vmovl_s8(vld1_s8(i17)); i17 += 8; const int16x8_t vk17x01234567 = vmovl_s8(vld1_s8(w)); w = (const void*) ((const int8_t*) w + 8); const int16x8_t vi17x89ABCDEF = vmovl_s8(vld1_s8(i17)); i17 += 8; const int16x8_t vk17x89ABCDEF = vmovl_s8(vld1_s8(w)); w = (const void*) ((const int8_t*) w + 8); vacc0123 = vmlal_s16(vacc0123, vget_low_s16(vi17x01234567), vget_low_s16(vk17x01234567)); vacc4567 = vmlal_s16(vacc4567, vget_high_s16(vi17x01234567), vget_high_s16(vk17x01234567)); vacc89AB = vmlal_s16(vacc89AB, vget_low_s16(vi17x89ABCDEF), vget_low_s16(vk17x89ABCDEF)); vaccCDEF = vmlal_s16(vaccCDEF, vget_high_s16(vi17x89ABCDEF), vget_high_s16(vk17x89ABCDEF)); const int16x8_t vi18x01234567 = vmovl_s8(vld1_s8(i18)); i18 += 8; const int16x8_t vk18x01234567 = vmovl_s8(vld1_s8(w)); w = (const void*) ((const int8_t*) w + 8); const int16x8_t vi18x89ABCDEF = vmovl_s8(vld1_s8(i18)); i18 += 8; const int16x8_t vk18x89ABCDEF = vmovl_s8(vld1_s8(w)); w = (const void*) ((const int8_t*) w + 8); vacc0123 = vmlal_s16(vacc0123, vget_low_s16(vi18x01234567), vget_low_s16(vk18x01234567)); vacc4567 = vmlal_s16(vacc4567, vget_high_s16(vi18x01234567), vget_high_s16(vk18x01234567)); vacc89AB = vmlal_s16(vacc89AB, vget_low_s16(vi18x89ABCDEF), vget_low_s16(vk18x89ABCDEF)); vaccCDEF = vmlal_s16(vaccCDEF, vget_high_s16(vi18x89ABCDEF), vget_high_s16(vk18x89ABCDEF)); const int16x8_t vi19x01234567 = vmovl_s8(vld1_s8(i19)); i19 += 8; const int16x8_t vk19x01234567 = vmovl_s8(vld1_s8(w)); w = (const void*) ((const int8_t*) w + 8); const int16x8_t vi19x89ABCDEF = vmovl_s8(vld1_s8(i19)); i19 += 8; const int16x8_t vk19x89ABCDEF = vmovl_s8(vld1_s8(w)); w = (const void*) ((const int8_t*) w + 8); vacc0123 = vmlal_s16(vacc0123, vget_low_s16(vi19x01234567), vget_low_s16(vk19x01234567)); vacc4567 = vmlal_s16(vacc4567, vget_high_s16(vi19x01234567), vget_high_s16(vk19x01234567)); vacc89AB = vmlal_s16(vacc89AB, vget_low_s16(vi19x89ABCDEF), vget_low_s16(vk19x89ABCDEF)); vaccCDEF = vmlal_s16(vaccCDEF, vget_high_s16(vi19x89ABCDEF), vget_high_s16(vk19x89ABCDEF)); const int16x8_t vi20x01234567 = vmovl_s8(vld1_s8(i20)); i20 += 8; const int16x8_t vk20x01234567 = vmovl_s8(vld1_s8(w)); w = (const void*) ((const int8_t*) w + 8); const int16x8_t vi20x89ABCDEF = vmovl_s8(vld1_s8(i20)); i20 += 8; const int16x8_t vk20x89ABCDEF = vmovl_s8(vld1_s8(w)); w = (const void*) ((const int8_t*) w + 8); vacc0123 = vmlal_s16(vacc0123, vget_low_s16(vi20x01234567), vget_low_s16(vk20x01234567)); vacc4567 = vmlal_s16(vacc4567, vget_high_s16(vi20x01234567), vget_high_s16(vk20x01234567)); vacc89AB = vmlal_s16(vacc89AB, vget_low_s16(vi20x89ABCDEF), vget_low_s16(vk20x89ABCDEF)); vaccCDEF = vmlal_s16(vaccCDEF, vget_high_s16(vi20x89ABCDEF), vget_high_s16(vk20x89ABCDEF)); const int16x8_t vi21x01234567 = vmovl_s8(vld1_s8(i21)); i21 += 8; const int16x8_t vk21x01234567 = vmovl_s8(vld1_s8(w)); w = (const void*) ((const int8_t*) w + 8); const int16x8_t vi21x89ABCDEF = vmovl_s8(vld1_s8(i21)); i21 += 8; const int16x8_t vk21x89ABCDEF = vmovl_s8(vld1_s8(w)); w = (const void*) ((const int8_t*) w + 8); vacc0123 = vmlal_s16(vacc0123, vget_low_s16(vi21x01234567), vget_low_s16(vk21x01234567)); vacc4567 = vmlal_s16(vacc4567, vget_high_s16(vi21x01234567), vget_high_s16(vk21x01234567)); vacc89AB = vmlal_s16(vacc89AB, vget_low_s16(vi21x89ABCDEF), vget_low_s16(vk21x89ABCDEF)); vaccCDEF = vmlal_s16(vaccCDEF, vget_high_s16(vi21x89ABCDEF), vget_high_s16(vk21x89ABCDEF)); const int16x8_t vi22x01234567 = vmovl_s8(vld1_s8(i22)); i22 += 8; const int16x8_t vk22x01234567 = vmovl_s8(vld1_s8(w)); w = (const void*) ((const int8_t*) w + 8); const int16x8_t vi22x89ABCDEF = vmovl_s8(vld1_s8(i22)); i22 += 8; const int16x8_t vk22x89ABCDEF = vmovl_s8(vld1_s8(w)); w = (const void*) ((const int8_t*) w + 8); vacc0123 = vmlal_s16(vacc0123, vget_low_s16(vi22x01234567), vget_low_s16(vk22x01234567)); vacc4567 = vmlal_s16(vacc4567, vget_high_s16(vi22x01234567), vget_high_s16(vk22x01234567)); vacc89AB = vmlal_s16(vacc89AB, vget_low_s16(vi22x89ABCDEF), vget_low_s16(vk22x89ABCDEF)); vaccCDEF = vmlal_s16(vaccCDEF, vget_high_s16(vi22x89ABCDEF), vget_high_s16(vk22x89ABCDEF)); const int16x8_t vi23x01234567 = vmovl_s8(vld1_s8(i23)); i23 += 8; const int16x8_t vk23x01234567 = vmovl_s8(vld1_s8(w)); w = (const void*) ((const int8_t*) w + 8); const int16x8_t vi23x89ABCDEF = vmovl_s8(vld1_s8(i23)); i23 += 8; const int16x8_t vk23x89ABCDEF = vmovl_s8(vld1_s8(w)); w = (const void*) ((const int8_t*) w + 8); vacc0123 = vmlal_s16(vacc0123, vget_low_s16(vi23x01234567), vget_low_s16(vk23x01234567)); vacc4567 = vmlal_s16(vacc4567, vget_high_s16(vi23x01234567), vget_high_s16(vk23x01234567)); vacc89AB = vmlal_s16(vacc89AB, vget_low_s16(vi23x89ABCDEF), vget_low_s16(vk23x89ABCDEF)); vaccCDEF = vmlal_s16(vaccCDEF, vget_high_s16(vi23x89ABCDEF), vget_high_s16(vk23x89ABCDEF)); const int16x8_t vi24x01234567 = vmovl_s8(vld1_s8(i24)); i24 += 8; const int16x8_t vk24x01234567 = vmovl_s8(vld1_s8(w)); w = (const void*) ((const int8_t*) w + 8); const int16x8_t vi24x89ABCDEF = vmovl_s8(vld1_s8(i24)); i24 += 8; const int16x8_t vk24x89ABCDEF = vmovl_s8(vld1_s8(w)); w = (const void*) ((const int8_t*) w + 8); vacc0123 = vmlal_s16(vacc0123, vget_low_s16(vi24x01234567), vget_low_s16(vk24x01234567)); vacc4567 = vmlal_s16(vacc4567, vget_high_s16(vi24x01234567), vget_high_s16(vk24x01234567)); vacc89AB = vmlal_s16(vacc89AB, vget_low_s16(vi24x89ABCDEF), vget_low_s16(vk24x89ABCDEF)); vaccCDEF = vmlal_s16(vaccCDEF, vget_high_s16(vi24x89ABCDEF), vget_high_s16(vk24x89ABCDEF)); float32x4_t vfpacc0123 = vcvtq_f32_s32(vacc0123); float32x4_t vfpacc4567 = vcvtq_f32_s32(vacc4567); float32x4_t vfpacc89AB = vcvtq_f32_s32(vacc89AB); float32x4_t vfpaccCDEF = vcvtq_f32_s32(vaccCDEF); vfpacc0123 = vmulq_f32(vfpacc0123, vscale); vfpacc4567 = vmulq_f32(vfpacc4567, vscale); vfpacc89AB = vmulq_f32(vfpacc89AB, vscale); vfpaccCDEF = vmulq_f32(vfpaccCDEF, vscale); vacc0123 = vreinterpretq_s32_f32(vaddq_f32(vfpacc0123, vmagic_bias)); vacc4567 = vreinterpretq_s32_f32(vaddq_f32(vfpacc4567, vmagic_bias)); vacc89AB = vreinterpretq_s32_f32(vaddq_f32(vfpacc89AB, vmagic_bias)); vaccCDEF = vreinterpretq_s32_f32(vaddq_f32(vfpaccCDEF, vmagic_bias)); vacc0123 = vqsubq_s32(vacc0123, vmagic_bias_less_output_zero_point); vacc4567 = vqsubq_s32(vacc4567, vmagic_bias_less_output_zero_point); vacc89AB = vqsubq_s32(vacc89AB, vmagic_bias_less_output_zero_point); vaccCDEF = vqsubq_s32(vaccCDEF, vmagic_bias_less_output_zero_point); #if XNN_ARCH_ARM64 int16x8_t vacc01234567 = vqmovn_high_s32(vqmovn_s32(vacc0123), vacc4567); int16x8_t vacc89ABCDEF = vqmovn_high_s32(vqmovn_s32(vacc89AB), vaccCDEF); int8x16_t vout0123456789ABCDEF = vqmovn_high_s16(vqmovn_s16(vacc01234567), vacc89ABCDEF); #else // !XNN_ARCH_ARM64 int16x8_t vacc01234567 = vcombine_s16(vqmovn_s32(vacc0123), vqmovn_s32(vacc4567)); int16x8_t vacc89ABCDEF = vcombine_s16(vqmovn_s32(vacc89AB), vqmovn_s32(vaccCDEF)); int8x16_t vout0123456789ABCDEF = vcombine_s8(vqmovn_s16(vacc01234567), vqmovn_s16(vacc89ABCDEF)); #endif // !XNN_ARCH_ARM64 vout0123456789ABCDEF = vmaxq_s8(vout0123456789ABCDEF, voutput_min); vout0123456789ABCDEF = vminq_s8(vout0123456789ABCDEF, voutput_max); vst1q_s8(output, vout0123456789ABCDEF); output += 16; } if XNN_UNLIKELY(c != 0) { const int8_t* k = (const int8_t*) ((const int32_t*) w + 16); do { int32x4_t vacc0123 = vld1q_s32(w); w = (const void*) ((const int32_t*) w + 4); int32x4_t vacc4567 = vld1q_s32(w); w = (const void*) ((const int32_t*) w + 4); const int16x8_t vi0x01234567 = vmovl_s8(vld1_s8(i0)); i0 += 8; const int16x8_t vk0x01234567 = vmovl_s8(vld1_s8(k)); k += 8; vacc0123 = vmlal_s16(vacc0123, vget_low_s16(vi0x01234567), vget_low_s16(vk0x01234567)); vacc4567 = vmlal_s16(vacc4567, vget_high_s16(vi0x01234567), vget_high_s16(vk0x01234567)); const int16x8_t vi1x01234567 = vmovl_s8(vld1_s8(i1)); i1 += 8; const int16x8_t vk1x01234567 = vmovl_s8(vld1_s8((const void*) (k + 8))); vacc0123 = vmlal_s16(vacc0123, vget_low_s16(vi1x01234567), vget_low_s16(vk1x01234567)); vacc4567 = vmlal_s16(vacc4567, vget_high_s16(vi1x01234567), vget_high_s16(vk1x01234567)); const int16x8_t vi2x01234567 = vmovl_s8(vld1_s8(i2)); i2 += 8; const int16x8_t vk2x01234567 = vmovl_s8(vld1_s8((const void*) (k + 24))); vacc0123 = vmlal_s16(vacc0123, vget_low_s16(vi2x01234567), vget_low_s16(vk2x01234567)); vacc4567 = vmlal_s16(vacc4567, vget_high_s16(vi2x01234567), vget_high_s16(vk2x01234567)); const int16x8_t vi3x01234567 = vmovl_s8(vld1_s8(i3)); i3 += 8; const int16x8_t vk3x01234567 = vmovl_s8(vld1_s8((const void*) (k + 40))); vacc0123 = vmlal_s16(vacc0123, vget_low_s16(vi3x01234567), vget_low_s16(vk3x01234567)); vacc4567 = vmlal_s16(vacc4567, vget_high_s16(vi3x01234567), vget_high_s16(vk3x01234567)); const int16x8_t vi4x01234567 = vmovl_s8(vld1_s8(i4)); i4 += 8; const int16x8_t vk4x01234567 = vmovl_s8(vld1_s8((const void*) (k + 56))); vacc0123 = vmlal_s16(vacc0123, vget_low_s16(vi4x01234567), vget_low_s16(vk4x01234567)); vacc4567 = vmlal_s16(vacc4567, vget_high_s16(vi4x01234567), vget_high_s16(vk4x01234567)); const int16x8_t vi5x01234567 = vmovl_s8(vld1_s8(i5)); i5 += 8; const int16x8_t vk5x01234567 = vmovl_s8(vld1_s8((const void*) (k + 72))); vacc0123 = vmlal_s16(vacc0123, vget_low_s16(vi5x01234567), vget_low_s16(vk5x01234567)); vacc4567 = vmlal_s16(vacc4567, vget_high_s16(vi5x01234567), vget_high_s16(vk5x01234567)); const int16x8_t vi6x01234567 = vmovl_s8(vld1_s8(i6)); i6 += 8; const int16x8_t vk6x01234567 = vmovl_s8(vld1_s8((const void*) (k + 88))); vacc0123 = vmlal_s16(vacc0123, vget_low_s16(vi6x01234567), vget_low_s16(vk6x01234567)); vacc4567 = vmlal_s16(vacc4567, vget_high_s16(vi6x01234567), vget_high_s16(vk6x01234567)); const int16x8_t vi7x01234567 = vmovl_s8(vld1_s8(i7)); i7 += 8; const int16x8_t vk7x01234567 = vmovl_s8(vld1_s8((const void*) (k + 104))); vacc0123 = vmlal_s16(vacc0123, vget_low_s16(vi7x01234567), vget_low_s16(vk7x01234567)); vacc4567 = vmlal_s16(vacc4567, vget_high_s16(vi7x01234567), vget_high_s16(vk7x01234567)); const int16x8_t vi8x01234567 = vmovl_s8(vld1_s8(i8)); i8 += 8; const int16x8_t vk8x01234567 = vmovl_s8(vld1_s8((const void*) (k + 120))); vacc0123 = vmlal_s16(vacc0123, vget_low_s16(vi8x01234567), vget_low_s16(vk8x01234567)); vacc4567 = vmlal_s16(vacc4567, vget_high_s16(vi8x01234567), vget_high_s16(vk8x01234567)); const int16x8_t vi9x01234567 = vmovl_s8(vld1_s8(i9)); i9 += 8; const int16x8_t vk9x01234567 = vmovl_s8(vld1_s8((const void*) (k + 136))); vacc0123 = vmlal_s16(vacc0123, vget_low_s16(vi9x01234567), vget_low_s16(vk9x01234567)); vacc4567 = vmlal_s16(vacc4567, vget_high_s16(vi9x01234567), vget_high_s16(vk9x01234567)); const int16x8_t vi10x01234567 = vmovl_s8(vld1_s8(i10)); i10 += 8; const int16x8_t vk10x01234567 = vmovl_s8(vld1_s8((const void*) (k + 152))); vacc0123 = vmlal_s16(vacc0123, vget_low_s16(vi10x01234567), vget_low_s16(vk10x01234567)); vacc4567 = vmlal_s16(vacc4567, vget_high_s16(vi10x01234567), vget_high_s16(vk10x01234567)); const int16x8_t vi11x01234567 = vmovl_s8(vld1_s8(i11)); i11 += 8; const int16x8_t vk11x01234567 = vmovl_s8(vld1_s8((const void*) (k + 168))); vacc0123 = vmlal_s16(vacc0123, vget_low_s16(vi11x01234567), vget_low_s16(vk11x01234567)); vacc4567 = vmlal_s16(vacc4567, vget_high_s16(vi11x01234567), vget_high_s16(vk11x01234567)); const int16x8_t vi12x01234567 = vmovl_s8(vld1_s8(i12)); i12 += 8; const int16x8_t vk12x01234567 = vmovl_s8(vld1_s8((const void*) (k + 184))); vacc0123 = vmlal_s16(vacc0123, vget_low_s16(vi12x01234567), vget_low_s16(vk12x01234567)); vacc4567 = vmlal_s16(vacc4567, vget_high_s16(vi12x01234567), vget_high_s16(vk12x01234567)); const int16x8_t vi13x01234567 = vmovl_s8(vld1_s8(i13)); i13 += 8; const int16x8_t vk13x01234567 = vmovl_s8(vld1_s8((const void*) (k + 200))); vacc0123 = vmlal_s16(vacc0123, vget_low_s16(vi13x01234567), vget_low_s16(vk13x01234567)); vacc4567 = vmlal_s16(vacc4567, vget_high_s16(vi13x01234567), vget_high_s16(vk13x01234567)); const int16x8_t vi14x01234567 = vmovl_s8(vld1_s8(i14)); i14 += 8; const int16x8_t vk14x01234567 = vmovl_s8(vld1_s8((const void*) (k + 216))); vacc0123 = vmlal_s16(vacc0123, vget_low_s16(vi14x01234567), vget_low_s16(vk14x01234567)); vacc4567 = vmlal_s16(vacc4567, vget_high_s16(vi14x01234567), vget_high_s16(vk14x01234567)); const int16x8_t vi15x01234567 = vmovl_s8(vld1_s8(i15)); i15 += 8; const int16x8_t vk15x01234567 = vmovl_s8(vld1_s8((const void*) (k + 232))); vacc0123 = vmlal_s16(vacc0123, vget_low_s16(vi15x01234567), vget_low_s16(vk15x01234567)); vacc4567 = vmlal_s16(vacc4567, vget_high_s16(vi15x01234567), vget_high_s16(vk15x01234567)); const int16x8_t vi16x01234567 = vmovl_s8(vld1_s8(i16)); i16 += 8; const int16x8_t vk16x01234567 = vmovl_s8(vld1_s8((const void*) (k + 248))); vacc0123 = vmlal_s16(vacc0123, vget_low_s16(vi16x01234567), vget_low_s16(vk16x01234567)); vacc4567 = vmlal_s16(vacc4567, vget_high_s16(vi16x01234567), vget_high_s16(vk16x01234567)); const int16x8_t vi17x01234567 = vmovl_s8(vld1_s8(i17)); i17 += 8; const int16x8_t vk17x01234567 = vmovl_s8(vld1_s8((const void*) (k + 264))); vacc0123 = vmlal_s16(vacc0123, vget_low_s16(vi17x01234567), vget_low_s16(vk17x01234567)); vacc4567 = vmlal_s16(vacc4567, vget_high_s16(vi17x01234567), vget_high_s16(vk17x01234567)); const int16x8_t vi18x01234567 = vmovl_s8(vld1_s8(i18)); i18 += 8; const int16x8_t vk18x01234567 = vmovl_s8(vld1_s8((const void*) (k + 280))); vacc0123 = vmlal_s16(vacc0123, vget_low_s16(vi18x01234567), vget_low_s16(vk18x01234567)); vacc4567 = vmlal_s16(vacc4567, vget_high_s16(vi18x01234567), vget_high_s16(vk18x01234567)); const int16x8_t vi19x01234567 = vmovl_s8(vld1_s8(i19)); i19 += 8; const int16x8_t vk19x01234567 = vmovl_s8(vld1_s8((const void*) (k + 296))); vacc0123 = vmlal_s16(vacc0123, vget_low_s16(vi19x01234567), vget_low_s16(vk19x01234567)); vacc4567 = vmlal_s16(vacc4567, vget_high_s16(vi19x01234567), vget_high_s16(vk19x01234567)); const int16x8_t vi20x01234567 = vmovl_s8(vld1_s8(i20)); i20 += 8; const int16x8_t vk20x01234567 = vmovl_s8(vld1_s8((const void*) (k + 312))); vacc0123 = vmlal_s16(vacc0123, vget_low_s16(vi20x01234567), vget_low_s16(vk20x01234567)); vacc4567 = vmlal_s16(vacc4567, vget_high_s16(vi20x01234567), vget_high_s16(vk20x01234567)); const int16x8_t vi21x01234567 = vmovl_s8(vld1_s8(i21)); i21 += 8; const int16x8_t vk21x01234567 = vmovl_s8(vld1_s8((const void*) (k + 328))); vacc0123 = vmlal_s16(vacc0123, vget_low_s16(vi21x01234567), vget_low_s16(vk21x01234567)); vacc4567 = vmlal_s16(vacc4567, vget_high_s16(vi21x01234567), vget_high_s16(vk21x01234567)); const int16x8_t vi22x01234567 = vmovl_s8(vld1_s8(i22)); i22 += 8; const int16x8_t vk22x01234567 = vmovl_s8(vld1_s8((const void*) (k + 344))); vacc0123 = vmlal_s16(vacc0123, vget_low_s16(vi22x01234567), vget_low_s16(vk22x01234567)); vacc4567 = vmlal_s16(vacc4567, vget_high_s16(vi22x01234567), vget_high_s16(vk22x01234567)); const int16x8_t vi23x01234567 = vmovl_s8(vld1_s8(i23)); i23 += 8; const int16x8_t vk23x01234567 = vmovl_s8(vld1_s8((const void*) (k + 360))); vacc0123 = vmlal_s16(vacc0123, vget_low_s16(vi23x01234567), vget_low_s16(vk23x01234567)); vacc4567 = vmlal_s16(vacc4567, vget_high_s16(vi23x01234567), vget_high_s16(vk23x01234567)); const int16x8_t vi24x01234567 = vmovl_s8(vld1_s8(i24)); i24 += 8; const int16x8_t vk24x01234567 = vmovl_s8(vld1_s8((const void*) (k + 376))); vacc0123 = vmlal_s16(vacc0123, vget_low_s16(vi24x01234567), vget_low_s16(vk24x01234567)); vacc4567 = vmlal_s16(vacc4567, vget_high_s16(vi24x01234567), vget_high_s16(vk24x01234567)); float32x4_t vfpacc0123 = vcvtq_f32_s32(vacc0123); float32x4_t vfpacc4567 = vcvtq_f32_s32(vacc4567); vfpacc0123 = vmulq_f32(vfpacc0123, vscale); vfpacc4567 = vmulq_f32(vfpacc4567, vscale); vacc0123 = vreinterpretq_s32_f32(vaddq_f32(vfpacc0123, vmagic_bias)); vacc4567 = vreinterpretq_s32_f32(vaddq_f32(vfpacc4567, vmagic_bias)); vacc0123 = vqsubq_s32(vacc0123, vmagic_bias_less_output_zero_point); vacc4567 = vqsubq_s32(vacc4567, vmagic_bias_less_output_zero_point); #if XNN_ARCH_ARM64 int16x8_t vacc01234567 = vqmovn_high_s32(vqmovn_s32(vacc0123), vacc4567); #else int16x8_t vacc01234567 = vcombine_s16(vqmovn_s32(vacc0123), vqmovn_s32(vacc4567)); #endif int8x8_t vout01234567 = vqmovn_s16(vacc01234567); vout01234567 = vmax_s8(vout01234567, vget_low_s8(voutput_min)); vout01234567 = vmin_s8(vout01234567, vget_low_s8(voutput_max)); if XNN_LIKELY(c >= 8) { vst1_s8(output, vout01234567); output += 8; c -= 8; } else { if (c & 4) { vst1_lane_u32((void*) output, vreinterpret_u32_s8(vout01234567), 0); output += 4; vout01234567 = vext_s8(vout01234567, vout01234567, 4); } if (c & 2) { vst1_lane_u16((void*) output, vreinterpret_u16_s8(vout01234567), 0); output += 2; vout01234567 = vext_s8(vout01234567, vout01234567, 2); } if (c & 1) { vst1_lane_s8(output, vout01234567, 0); output += 1; } c = 0; } } while (c != 0); } output = (int8_t*) ((uintptr_t) output + output_increment); } while (--output_width != 0); }