| // Auto-generated file. Do not edit! |
| // Template: src/qs8-igemm/MRx4c8-wasmsimd-dot16x2.c.in |
| // Generator: tools/xngen |
| // |
| // Copyright 2021 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 <wasm_simd128.h> |
| |
| #include <xnnpack/gemm.h> |
| #include <xnnpack/math.h> |
| |
| |
| void xnn_qu8_igemm_minmax_fp32_ukernel_4x4c8__wasmsimd_dot16x2_ld128( |
| size_t mr, |
| size_t nc, |
| size_t kc, |
| size_t ks, |
| const uint8_t** restrict a, |
| const void* restrict w, |
| uint8_t* restrict c, |
| size_t cm_stride, |
| size_t cn_stride, |
| size_t a_offset, |
| const uint8_t* zero, |
| const union xnn_qu8_conv_minmax_params params[restrict XNN_MIN_ELEMENTS(1)]) XNN_OOB_READS |
| { |
| assert(mr != 0); |
| assert(mr <= 4); |
| assert(nc != 0); |
| assert(kc != 0); |
| assert(ks != 0); |
| assert(ks % (4 * sizeof(void*)) == 0); |
| assert(a_offset % sizeof(uint8_t) == 0); |
| assert(a != NULL); |
| assert(w != NULL); |
| assert(c != NULL); |
| |
| kc = round_up_po2(kc, 8); |
| uint8_t* c0 = c; |
| uint8_t* c1 = (uint8_t*) ((uintptr_t) c0 + cm_stride); |
| if XNN_UNPREDICTABLE(mr < 2) { |
| c1 = c0; |
| } |
| uint8_t* c2 = (uint8_t*) ((uintptr_t) c1 + cm_stride); |
| if XNN_UNPREDICTABLE(mr <= 2) { |
| c2 = c1; |
| } |
| uint8_t* c3 = (uint8_t*) ((uintptr_t) c2 + cm_stride); |
| if XNN_UNPREDICTABLE(mr != 4) { |
| c3 = c2; |
| } |
| |
| const v128_t vb_zero_point = wasm_v128_load64_splat(params->fp32_wasmsimd.kernel_zero_point); |
| do { |
| v128_t vacc0x0 = wasm_v128_load32_zero(w); |
| v128_t vacc0x1 = wasm_v128_load32_zero((const int32_t*) w + 1); |
| v128_t vacc0x2 = wasm_v128_load32_zero((const int32_t*) w + 2); |
| v128_t vacc0x3 = wasm_v128_load32_zero((const int32_t*) w + 3); |
| v128_t vacc1x0 = vacc0x0; |
| v128_t vacc1x1 = vacc0x1; |
| v128_t vacc1x2 = vacc0x2; |
| v128_t vacc1x3 = vacc0x3; |
| v128_t vacc2x0 = vacc0x0; |
| v128_t vacc2x1 = vacc0x1; |
| v128_t vacc2x2 = vacc0x2; |
| v128_t vacc2x3 = vacc0x3; |
| v128_t vacc3x0 = vacc0x0; |
| v128_t vacc3x1 = vacc0x1; |
| v128_t vacc3x2 = vacc0x2; |
| v128_t vacc3x3 = vacc0x3; |
| w = (const void*) ((const int32_t*) w + 4); |
| |
| size_t p = ks; |
| do { |
| const uint8_t* restrict a0 = a[0]; |
| if XNN_UNPREDICTABLE(a0 != zero) { |
| a0 = (const uint8_t*) ((uintptr_t) a0 + a_offset); |
| } |
| const uint8_t* restrict a1 = a[1]; |
| if XNN_UNPREDICTABLE(a1 != zero) { |
| a1 = (const uint8_t*) ((uintptr_t) a1 + a_offset); |
| } |
| const uint8_t* restrict a2 = a[2]; |
| if XNN_UNPREDICTABLE(a2 != zero) { |
| a2 = (const uint8_t*) ((uintptr_t) a2 + a_offset); |
| } |
| const uint8_t* restrict a3 = a[3]; |
| if XNN_UNPREDICTABLE(a3 != zero) { |
| a3 = (const uint8_t*) ((uintptr_t) a3 + a_offset); |
| } |
| a += 4; |
| |
| size_t k = 0; |
| while (k < kc) { |
| const v128_t vxa0 = wasm_u16x8_load8x8(a0); |
| a0 += 8; |
| const v128_t vxa1 = wasm_u16x8_load8x8(a1); |
| a1 += 8; |
| const v128_t vxa2 = wasm_u16x8_load8x8(a2); |
| a2 += 8; |
| const v128_t vxa3 = wasm_u16x8_load8x8(a3); |
| a3 += 8; |
| |
| const v128_t vb01 = wasm_v128_load(w); |
| const v128_t vxb0 = wasm_i16x8_sub(wasm_u16x8_extend_low_u8x16(vb01), vb_zero_point); |
| const v128_t vxb1 = wasm_i16x8_sub(wasm_u16x8_extend_high_u8x16(vb01), vb_zero_point); |
| |
| vacc0x0 = wasm_i32x4_add(vacc0x0, wasm_i32x4_dot_i16x8(vxa0, vxb0)); |
| vacc0x1 = wasm_i32x4_add(vacc0x1, wasm_i32x4_dot_i16x8(vxa0, vxb1)); |
| vacc1x0 = wasm_i32x4_add(vacc1x0, wasm_i32x4_dot_i16x8(vxa1, vxb0)); |
| vacc1x1 = wasm_i32x4_add(vacc1x1, wasm_i32x4_dot_i16x8(vxa1, vxb1)); |
| vacc2x0 = wasm_i32x4_add(vacc2x0, wasm_i32x4_dot_i16x8(vxa2, vxb0)); |
| vacc2x1 = wasm_i32x4_add(vacc2x1, wasm_i32x4_dot_i16x8(vxa2, vxb1)); |
| vacc3x0 = wasm_i32x4_add(vacc3x0, wasm_i32x4_dot_i16x8(vxa3, vxb0)); |
| vacc3x1 = wasm_i32x4_add(vacc3x1, wasm_i32x4_dot_i16x8(vxa3, vxb1)); |
| const v128_t vb23 = wasm_v128_load((const uint8_t*) w + 16); |
| const v128_t vxb2 = wasm_i16x8_sub(wasm_u16x8_extend_low_u8x16(vb23), vb_zero_point); |
| const v128_t vxb3 = wasm_i16x8_sub(wasm_u16x8_extend_high_u8x16(vb23), vb_zero_point); |
| |
| vacc0x2 = wasm_i32x4_add(vacc0x2, wasm_i32x4_dot_i16x8(vxa0, vxb2)); |
| vacc0x3 = wasm_i32x4_add(vacc0x3, wasm_i32x4_dot_i16x8(vxa0, vxb3)); |
| vacc1x2 = wasm_i32x4_add(vacc1x2, wasm_i32x4_dot_i16x8(vxa1, vxb2)); |
| vacc1x3 = wasm_i32x4_add(vacc1x3, wasm_i32x4_dot_i16x8(vxa1, vxb3)); |
| vacc2x2 = wasm_i32x4_add(vacc2x2, wasm_i32x4_dot_i16x8(vxa2, vxb2)); |
| vacc2x3 = wasm_i32x4_add(vacc2x3, wasm_i32x4_dot_i16x8(vxa2, vxb3)); |
| vacc3x2 = wasm_i32x4_add(vacc3x2, wasm_i32x4_dot_i16x8(vxa3, vxb2)); |
| vacc3x3 = wasm_i32x4_add(vacc3x3, wasm_i32x4_dot_i16x8(vxa3, vxb3)); |
| |
| w = (const void*) ((const uint8_t*) w + 32); |
| k += 8 * sizeof(uint8_t); |
| } |
| p -= 4 * sizeof(void*); |
| } while (p != 0); |
| |
| const v128_t vacc0x02 = wasm_i32x4_add(wasm_v32x4_shuffle(vacc0x0, vacc0x2, 0, 4, 1, 5), wasm_v32x4_shuffle(vacc0x0, vacc0x2, 2, 6, 3, 7)); |
| const v128_t vacc0x13 = wasm_i32x4_add(wasm_v32x4_shuffle(vacc0x1, vacc0x3, 0, 4, 1, 5), wasm_v32x4_shuffle(vacc0x1, vacc0x3, 2, 6, 3, 7)); |
| const v128_t vacc1x02 = wasm_i32x4_add(wasm_v32x4_shuffle(vacc1x0, vacc1x2, 0, 4, 1, 5), wasm_v32x4_shuffle(vacc1x0, vacc1x2, 2, 6, 3, 7)); |
| const v128_t vacc1x13 = wasm_i32x4_add(wasm_v32x4_shuffle(vacc1x1, vacc1x3, 0, 4, 1, 5), wasm_v32x4_shuffle(vacc1x1, vacc1x3, 2, 6, 3, 7)); |
| const v128_t vacc2x02 = wasm_i32x4_add(wasm_v32x4_shuffle(vacc2x0, vacc2x2, 0, 4, 1, 5), wasm_v32x4_shuffle(vacc2x0, vacc2x2, 2, 6, 3, 7)); |
| const v128_t vacc2x13 = wasm_i32x4_add(wasm_v32x4_shuffle(vacc2x1, vacc2x3, 0, 4, 1, 5), wasm_v32x4_shuffle(vacc2x1, vacc2x3, 2, 6, 3, 7)); |
| const v128_t vacc3x02 = wasm_i32x4_add(wasm_v32x4_shuffle(vacc3x0, vacc3x2, 0, 4, 1, 5), wasm_v32x4_shuffle(vacc3x0, vacc3x2, 2, 6, 3, 7)); |
| const v128_t vacc3x13 = wasm_i32x4_add(wasm_v32x4_shuffle(vacc3x1, vacc3x3, 0, 4, 1, 5), wasm_v32x4_shuffle(vacc3x1, vacc3x3, 2, 6, 3, 7)); |
| |
| v128_t vacc0x0123 = wasm_i32x4_add(wasm_v32x4_shuffle(vacc0x02, vacc0x13, 0, 4, 1, 5), wasm_v32x4_shuffle(vacc0x02, vacc0x13, 2, 6, 3, 7)); |
| v128_t vacc1x0123 = wasm_i32x4_add(wasm_v32x4_shuffle(vacc1x02, vacc1x13, 0, 4, 1, 5), wasm_v32x4_shuffle(vacc1x02, vacc1x13, 2, 6, 3, 7)); |
| v128_t vacc2x0123 = wasm_i32x4_add(wasm_v32x4_shuffle(vacc2x02, vacc2x13, 0, 4, 1, 5), wasm_v32x4_shuffle(vacc2x02, vacc2x13, 2, 6, 3, 7)); |
| v128_t vacc3x0123 = wasm_i32x4_add(wasm_v32x4_shuffle(vacc3x02, vacc3x13, 0, 4, 1, 5), wasm_v32x4_shuffle(vacc3x02, vacc3x13, 2, 6, 3, 7)); |
| |
| vacc0x0123 = wasm_f32x4_convert_i32x4(vacc0x0123); |
| vacc1x0123 = wasm_f32x4_convert_i32x4(vacc1x0123); |
| vacc2x0123 = wasm_f32x4_convert_i32x4(vacc2x0123); |
| vacc3x0123 = wasm_f32x4_convert_i32x4(vacc3x0123); |
| |
| const v128_t vscale = wasm_v128_load64_splat(params->fp32_wasmsimd.scale); |
| vacc0x0123 = wasm_f32x4_mul(vacc0x0123, vscale); |
| vacc1x0123 = wasm_f32x4_mul(vacc1x0123, vscale); |
| vacc2x0123 = wasm_f32x4_mul(vacc2x0123, vscale); |
| vacc3x0123 = wasm_f32x4_mul(vacc3x0123, vscale); |
| |
| const v128_t vmagic_bias = wasm_v128_load64_splat(params->fp32_wasmsimd.magic_bias); |
| vacc0x0123 = wasm_f32x4_add(vacc0x0123, vmagic_bias); |
| vacc1x0123 = wasm_f32x4_add(vacc1x0123, vmagic_bias); |
| vacc2x0123 = wasm_f32x4_add(vacc2x0123, vmagic_bias); |
| vacc3x0123 = wasm_f32x4_add(vacc3x0123, vmagic_bias); |
| |
| const v128_t vmagic_min = wasm_v128_load64_splat(params->fp32_wasmsimd.magic_min); |
| vacc0x0123 = wasm_i32x4_max(vacc0x0123, vmagic_min); |
| vacc1x0123 = wasm_i32x4_max(vacc1x0123, vmagic_min); |
| vacc2x0123 = wasm_i32x4_max(vacc2x0123, vmagic_min); |
| vacc3x0123 = wasm_i32x4_max(vacc3x0123, vmagic_min); |
| |
| const v128_t vmagic_bias_less_output_zero_point = wasm_v128_load64_splat(params->fp32_wasmsimd.magic_bias_less_output_zero_point); |
| vacc0x0123 = wasm_i32x4_sub(vacc0x0123, vmagic_bias_less_output_zero_point); |
| vacc1x0123 = wasm_i32x4_sub(vacc1x0123, vmagic_bias_less_output_zero_point); |
| vacc2x0123 = wasm_i32x4_sub(vacc2x0123, vmagic_bias_less_output_zero_point); |
| vacc3x0123 = wasm_i32x4_sub(vacc3x0123, vmagic_bias_less_output_zero_point); |
| |
| v128_t vacc01x0123 = wasm_i16x8_narrow_i32x4(vacc0x0123, vacc1x0123); |
| v128_t vacc23x0123 = wasm_i16x8_narrow_i32x4(vacc2x0123, vacc3x0123); |
| |
| v128_t vout = wasm_u8x16_narrow_i16x8(vacc01x0123, vacc23x0123); |
| |
| const v128_t voutput_max = wasm_v128_load64_splat(params->fp32_wasmsimd.output_max); |
| vout = wasm_u8x16_min(vout, voutput_max); |
| |
| if (nc >= 4) { |
| *((float*) c3) = (float) wasm_f32x4_extract_lane(vout, 3); |
| *((float*) c2) = (float) wasm_f32x4_extract_lane(vout, 2); |
| *((float*) c1) = (float) wasm_f32x4_extract_lane(vout, 1); |
| *((float*) c0) = (float) wasm_f32x4_extract_lane(vout, 0); |
| |
| c3 = (uint8_t*) ((uintptr_t) c3 + cn_stride); |
| c2 = (uint8_t*) ((uintptr_t) c2 + cn_stride); |
| c1 = (uint8_t*) ((uintptr_t) c1 + cn_stride); |
| c0 = (uint8_t*) ((uintptr_t) c0 + cn_stride); |
| |
| a = (const uint8_t**restrict) ((uintptr_t) a - ks); |
| |
| nc -= 4; |
| } else { |
| uint32_t vout3 = wasm_i32x4_extract_lane(vout, 3); |
| uint32_t vout2 = wasm_i32x4_extract_lane(vout, 2); |
| uint32_t vout1 = wasm_i32x4_extract_lane(vout, 1); |
| uint32_t vout0 = wasm_i32x4_extract_lane(vout, 0); |
| if (nc & 2) { |
| *((uint16_t*) c3) = (uint16_t) vout3; |
| vout3 >>= 16; |
| c3 += 2; |
| *((uint16_t*) c2) = (uint16_t) vout2; |
| vout2 >>= 16; |
| c2 += 2; |
| *((uint16_t*) c1) = (uint16_t) vout1; |
| vout1 >>= 16; |
| c1 += 2; |
| *((uint16_t*) c0) = (uint16_t) vout0; |
| vout0 >>= 16; |
| c0 += 2; |
| } |
| if (nc & 1) { |
| *c3 = (uint8_t) vout3; |
| *c2 = (uint8_t) vout2; |
| *c1 = (uint8_t) vout1; |
| *c0 = (uint8_t) vout0; |
| } |
| |
| nc = 0; |
| } |
| } while (nc != 0); |
| } |