Marat Dukhan | 76e78c8 | 2021-07-20 21:11:23 -0700 | [diff] [blame] | 1 | // Auto-generated file. Do not edit! |
| 2 | // Template: src/qs8-vadd/wasmsimd.c.in |
| 3 | // Generator: tools/xngen |
| 4 | // |
| 5 | // Copyright 2020 Google LLC |
| 6 | // |
| 7 | // This source code is licensed under the BSD-style license found in the |
| 8 | // LICENSE file in the root directory of this source tree. |
| 9 | |
| 10 | #include <assert.h> |
| 11 | |
| 12 | #include <wasm_simd128.h> |
| 13 | |
Marat Dukhan | 6428725 | 2021-09-07 16:20:03 -0700 | [diff] [blame] | 14 | #include <xnnpack/vaddsub.h> |
Marat Dukhan | 76e78c8 | 2021-07-20 21:11:23 -0700 | [diff] [blame] | 15 | |
| 16 | |
| 17 | void xnn_qu8_vadd_minmax_ukernel__wasmsimd_x16( |
| 18 | size_t n, |
| 19 | const uint8_t* input_a, |
| 20 | const uint8_t* input_b, |
| 21 | uint8_t* output, |
Marat Dukhan | 6428725 | 2021-09-07 16:20:03 -0700 | [diff] [blame] | 22 | const union xnn_qu8_addsub_minmax_params params[restrict XNN_MIN_ELEMENTS(1)]) XNN_DISABLE_TSAN XNN_DISABLE_MSAN |
Marat Dukhan | 76e78c8 | 2021-07-20 21:11:23 -0700 | [diff] [blame] | 23 | { |
| 24 | const v128_t vbias = wasm_v128_load(params->wasmsimd.bias); |
| 25 | const v128_t va_multiplier = wasm_v128_load(params->wasmsimd.a_multiplier); |
| 26 | const v128_t vb_multiplier = wasm_v128_load(params->wasmsimd.b_multiplier); |
| 27 | const v128_t vrounding = wasm_v128_load(params->wasmsimd.rounding); |
| 28 | const int32_t vshift = params->wasmsimd.shift; |
| 29 | const v128_t voutput_zero_point = wasm_v128_load(params->wasmsimd.output_zero_point); |
| 30 | const v128_t voutput_min = wasm_v128_load(params->wasmsimd.output_min); |
| 31 | const v128_t voutput_max = wasm_v128_load(params->wasmsimd.output_max); |
| 32 | |
| 33 | for (; n >= 16 * sizeof(uint8_t); n -= 16 * sizeof(uint8_t)) { |
| 34 | const v128_t va01234567 = wasm_u16x8_load8x8(input_a); |
| 35 | const v128_t vb01234567 = wasm_u16x8_load8x8(input_b); |
| 36 | const v128_t va89ABCDEF = wasm_u16x8_load8x8(input_a + 8); |
| 37 | const v128_t vb89ABCDEF = wasm_u16x8_load8x8(input_b + 8); |
| 38 | input_a += 16; |
| 39 | input_b += 16; |
| 40 | |
| 41 | v128_t vacc0123 = wasm_i32x4_add(vbias, wasm_i32x4_mul(wasm_u32x4_extend_low_u16x8(va01234567), va_multiplier)); |
| 42 | v128_t vacc4567 = wasm_i32x4_add(vbias, wasm_i32x4_mul(wasm_u32x4_extend_high_u16x8(va01234567), va_multiplier)); |
| 43 | v128_t vacc89AB = wasm_i32x4_add(vbias, wasm_i32x4_mul(wasm_u32x4_extend_low_u16x8(va89ABCDEF), va_multiplier)); |
| 44 | v128_t vaccCDEF = wasm_i32x4_add(vbias, wasm_i32x4_mul(wasm_u32x4_extend_high_u16x8(va89ABCDEF), va_multiplier)); |
| 45 | |
| 46 | vacc0123 = wasm_i32x4_add(vacc0123, wasm_i32x4_mul(wasm_u32x4_extend_low_u16x8(vb01234567), vb_multiplier)); |
| 47 | vacc4567 = wasm_i32x4_add(vacc4567, wasm_i32x4_mul(wasm_u32x4_extend_high_u16x8(vb01234567), vb_multiplier)); |
| 48 | vacc89AB = wasm_i32x4_add(vacc89AB, wasm_i32x4_mul(wasm_u32x4_extend_low_u16x8(vb89ABCDEF), vb_multiplier)); |
| 49 | vaccCDEF = wasm_i32x4_add(vaccCDEF, wasm_i32x4_mul(wasm_u32x4_extend_high_u16x8(vb89ABCDEF), vb_multiplier)); |
| 50 | |
| 51 | vacc0123 = wasm_i32x4_shr(wasm_i32x4_add(vacc0123, vrounding), vshift); |
| 52 | vacc4567 = wasm_i32x4_shr(wasm_i32x4_add(vacc4567, vrounding), vshift); |
| 53 | vacc89AB = wasm_i32x4_shr(wasm_i32x4_add(vacc89AB, vrounding), vshift); |
| 54 | vaccCDEF = wasm_i32x4_shr(wasm_i32x4_add(vaccCDEF, vrounding), vshift); |
| 55 | |
| 56 | v128_t vout01234567 = wasm_i16x8_add_sat(wasm_i16x8_narrow_i32x4(vacc0123, vacc4567), voutput_zero_point); |
| 57 | v128_t vout89ABCDEF = wasm_i16x8_add_sat(wasm_i16x8_narrow_i32x4(vacc89AB, vaccCDEF), voutput_zero_point); |
| 58 | |
| 59 | v128_t vout0123456789ABCDEF = wasm_u8x16_narrow_i16x8(vout01234567, vout89ABCDEF); |
| 60 | |
| 61 | vout0123456789ABCDEF = wasm_u8x16_max(vout0123456789ABCDEF, voutput_min); |
| 62 | |
| 63 | vout0123456789ABCDEF = wasm_u8x16_min(vout0123456789ABCDEF, voutput_max); |
| 64 | |
| 65 | wasm_v128_store(output, vout0123456789ABCDEF); |
| 66 | output += 16; |
| 67 | } |
| 68 | if XNN_UNLIKELY(n != 0) { |
| 69 | do { |
| 70 | const v128_t va01234567 = wasm_u16x8_load8x8(input_a); |
| 71 | const v128_t vb01234567 = wasm_u16x8_load8x8(input_b); |
| 72 | input_a += 8; |
| 73 | input_b += 8; |
| 74 | |
| 75 | v128_t vacc0123 = wasm_i32x4_add(vbias, wasm_i32x4_mul(wasm_u32x4_extend_low_u16x8(va01234567), va_multiplier)); |
| 76 | v128_t vacc4567 = wasm_i32x4_add(vbias, wasm_i32x4_mul(wasm_u32x4_extend_high_u16x8(va01234567), va_multiplier)); |
| 77 | |
| 78 | vacc0123 = wasm_i32x4_add(vacc0123, wasm_i32x4_mul(wasm_u32x4_extend_low_u16x8(vb01234567), vb_multiplier)); |
| 79 | vacc4567 = wasm_i32x4_add(vacc4567, wasm_i32x4_mul(wasm_u32x4_extend_high_u16x8(vb01234567), vb_multiplier)); |
| 80 | |
| 81 | vacc0123 = wasm_i32x4_shr(wasm_i32x4_add(vacc0123, vrounding), vshift); |
| 82 | vacc4567 = wasm_i32x4_shr(wasm_i32x4_add(vacc4567, vrounding), vshift); |
| 83 | |
| 84 | v128_t vout01234567 = wasm_i16x8_add_sat(wasm_i16x8_narrow_i32x4(vacc0123, vacc4567), voutput_zero_point); |
| 85 | |
| 86 | v128_t vout0123456701234567 = wasm_u8x16_narrow_i16x8(vout01234567, vout01234567); |
| 87 | vout0123456701234567 = wasm_u8x16_max(vout0123456701234567, voutput_min); |
| 88 | vout0123456701234567 = wasm_u8x16_min(vout0123456701234567, voutput_max); |
| 89 | |
| 90 | if XNN_LIKELY(n >= (8 * sizeof(uint8_t))) { |
| 91 | *((double*) output) = wasm_f64x2_extract_lane(vout0123456701234567, 0); |
| 92 | output += 8; |
| 93 | n -= 8 * sizeof(uint8_t); |
| 94 | } else { |
| 95 | if (n & (4 * sizeof(uint8_t))) { |
Marat Dukhan | 7a8dd87 | 2021-08-19 02:39:13 -0700 | [diff] [blame] | 96 | *((float*) output) = (float) wasm_f32x4_extract_lane(vout0123456701234567, 0); |
Marat Dukhan | 76e78c8 | 2021-07-20 21:11:23 -0700 | [diff] [blame] | 97 | vout0123456701234567 = wasm_u64x2_shr(vout0123456701234567, 32); |
| 98 | output += 4; |
| 99 | } |
Marat Dukhan | 7a8dd87 | 2021-08-19 02:39:13 -0700 | [diff] [blame] | 100 | uint32_t vout0123 = wasm_i32x4_extract_lane(vout0123456701234567, 0); |
Marat Dukhan | 76e78c8 | 2021-07-20 21:11:23 -0700 | [diff] [blame] | 101 | if (n & (2 * sizeof(uint8_t))) { |
Marat Dukhan | 7a8dd87 | 2021-08-19 02:39:13 -0700 | [diff] [blame] | 102 | *((uint16_t*) output) = (uint16_t) vout0123; |
| 103 | vout0123 >>= 16; |
Marat Dukhan | 76e78c8 | 2021-07-20 21:11:23 -0700 | [diff] [blame] | 104 | output += 2; |
| 105 | } |
| 106 | if (n & (1 * sizeof(uint8_t))) { |
Marat Dukhan | 7a8dd87 | 2021-08-19 02:39:13 -0700 | [diff] [blame] | 107 | *output = (uint8_t) vout0123; |
Marat Dukhan | 76e78c8 | 2021-07-20 21:11:23 -0700 | [diff] [blame] | 108 | } |
| 109 | n = 0; |
| 110 | } |
| 111 | } while (n != 0); |
| 112 | } |
| 113 | } |