| // Auto-generated file. Do not edit! |
| // Template: src/f32-igemm/MRx2c4-wasmsimd.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 <wasm_simd128.h> |
| |
| #include <xnnpack/igemm.h> |
| |
| |
| void xnn_f32_igemm_ukernel_4x2c4__wasmsimd( |
| size_t mr, |
| size_t nc, |
| size_t kc, |
| size_t ks, |
| const float**restrict a, |
| const float*restrict w, |
| float*restrict c, |
| size_t cm_stride, |
| size_t cn_stride, |
| size_t a_offset, |
| const float* zero, |
| const union xnn_f32_default_params params[restrict XNN_MIN_ELEMENTS(1)]) XNN_OOB_READS |
| { |
| assert(mr != 0); |
| assert(mr <= 4); |
| assert(nc != 0); |
| assert(kc != 0); |
| assert(kc % sizeof(float) == 0); |
| assert(ks != 0); |
| assert(ks % (4 * sizeof(void*)) == 0); |
| assert(a_offset % sizeof(float) == 0); |
| assert(a != NULL); |
| assert(w != NULL); |
| assert(c != NULL); |
| |
| float* c0 = c; |
| float* c1 = (float*) ((uintptr_t) c0 + cm_stride); |
| if XNN_UNPREDICTABLE(mr < 2) { |
| c1 = c0; |
| } |
| float* c2 = (float*) ((uintptr_t) c1 + cm_stride); |
| if XNN_UNPREDICTABLE(mr <= 2) { |
| c2 = c1; |
| } |
| float* c3 = (float*) ((uintptr_t) c2 + cm_stride); |
| if XNN_UNPREDICTABLE(mr != 4) { |
| c3 = c2; |
| } |
| |
| do { |
| v128_t vacc0x0c4 = wasm_f32x4_replace_lane(wasm_f32x4_const_splat(0.0f), 0, w[0]); |
| v128_t vacc0x1c4 = wasm_f32x4_replace_lane(vacc0x0c4, 0, w[1]); |
| v128_t vacc1x0c4 = vacc0x0c4; |
| v128_t vacc1x1c4 = vacc0x1c4; |
| v128_t vacc2x0c4 = vacc0x0c4; |
| v128_t vacc2x1c4 = vacc0x1c4; |
| v128_t vacc3x0c4 = vacc0x0c4; |
| v128_t vacc3x1c4 = vacc0x1c4; |
| w += 2; |
| |
| size_t p = ks; |
| do { |
| const float* restrict a0 = a[0]; |
| assert(a0 != NULL); |
| if XNN_UNPREDICTABLE(a0 != zero) { |
| a0 = (const float*) ((uintptr_t) a0 + a_offset); |
| } |
| const float* restrict a1 = a[1]; |
| assert(a1 != NULL); |
| if XNN_UNPREDICTABLE(a1 != zero) { |
| a1 = (const float*) ((uintptr_t) a1 + a_offset); |
| } |
| const float* restrict a2 = a[2]; |
| assert(a2 != NULL); |
| if XNN_UNPREDICTABLE(a2 != zero) { |
| a2 = (const float*) ((uintptr_t) a2 + a_offset); |
| } |
| const float* restrict a3 = a[3]; |
| assert(a3 != NULL); |
| if XNN_UNPREDICTABLE(a3 != zero) { |
| a3 = (const float*) ((uintptr_t) a3 + a_offset); |
| } |
| a += 4; |
| |
| size_t k = kc; |
| for (; k >= 4 * sizeof(float); k -= 4 * sizeof(float)) { |
| const v128_t va0 = wasm_v128_load(a0); |
| a0 += 4; |
| const v128_t va1 = wasm_v128_load(a1); |
| a1 += 4; |
| const v128_t va2 = wasm_v128_load(a2); |
| a2 += 4; |
| const v128_t va3 = wasm_v128_load(a3); |
| a3 += 4; |
| |
| const v128_t vb0 = wasm_v128_load(w); |
| const v128_t vb1 = wasm_v128_load(w + 4); |
| w += 8; |
| |
| vacc0x0c4 = wasm_f32x4_add(vacc0x0c4, wasm_f32x4_mul(va0, vb0)); |
| vacc0x1c4 = wasm_f32x4_add(vacc0x1c4, wasm_f32x4_mul(va0, vb1)); |
| vacc1x0c4 = wasm_f32x4_add(vacc1x0c4, wasm_f32x4_mul(va1, vb0)); |
| vacc1x1c4 = wasm_f32x4_add(vacc1x1c4, wasm_f32x4_mul(va1, vb1)); |
| vacc2x0c4 = wasm_f32x4_add(vacc2x0c4, wasm_f32x4_mul(va2, vb0)); |
| vacc2x1c4 = wasm_f32x4_add(vacc2x1c4, wasm_f32x4_mul(va2, vb1)); |
| vacc3x0c4 = wasm_f32x4_add(vacc3x0c4, wasm_f32x4_mul(va3, vb0)); |
| vacc3x1c4 = wasm_f32x4_add(vacc3x1c4, wasm_f32x4_mul(va3, vb1)); |
| } |
| if XNN_UNLIKELY(k != 0) { |
| const v128_t va0 = wasm_v128_load(a0); |
| const v128_t va1 = wasm_v128_load(a1); |
| const v128_t va2 = wasm_v128_load(a2); |
| const v128_t va3 = wasm_v128_load(a3); |
| |
| const v128_t vb0 = wasm_v128_load(w); |
| const v128_t vb1 = wasm_v128_load(w + 4); |
| w += 8; |
| |
| const v128_t vzero = wasm_f32x4_const_splat(0.0f); |
| const v128_t vmask0 = wasm_f32x4_eq(vb0, vzero); |
| const v128_t vmask1 = wasm_f32x4_eq(vb1, vzero); |
| |
| vacc0x0c4 = wasm_f32x4_add(vacc0x0c4, wasm_f32x4_mul(wasm_v128_andnot(va0, vmask0), vb0)); |
| vacc0x1c4 = wasm_f32x4_add(vacc0x1c4, wasm_f32x4_mul(wasm_v128_andnot(va0, vmask1), vb1)); |
| vacc1x0c4 = wasm_f32x4_add(vacc1x0c4, wasm_f32x4_mul(wasm_v128_andnot(va1, vmask0), vb0)); |
| vacc1x1c4 = wasm_f32x4_add(vacc1x1c4, wasm_f32x4_mul(wasm_v128_andnot(va1, vmask1), vb1)); |
| vacc2x0c4 = wasm_f32x4_add(vacc2x0c4, wasm_f32x4_mul(wasm_v128_andnot(va2, vmask0), vb0)); |
| vacc2x1c4 = wasm_f32x4_add(vacc2x1c4, wasm_f32x4_mul(wasm_v128_andnot(va2, vmask1), vb1)); |
| vacc3x0c4 = wasm_f32x4_add(vacc3x0c4, wasm_f32x4_mul(wasm_v128_andnot(va3, vmask0), vb0)); |
| vacc3x1c4 = wasm_f32x4_add(vacc3x1c4, wasm_f32x4_mul(wasm_v128_andnot(va3, vmask1), vb1)); |
| } |
| p -= 4 * sizeof(void*); |
| } while (p != 0); |
| |
| const v128_t vacc0x01c2 = wasm_f32x4_add( |
| wasm_v32x4_shuffle(vacc0x0c4, vacc0x1c4, 0, 4, 1, 5), |
| wasm_v32x4_shuffle(vacc0x0c4, vacc0x1c4, 2, 6, 3, 7)); |
| const v128_t vacc1x01c2 = wasm_f32x4_add( |
| wasm_v32x4_shuffle(vacc1x0c4, vacc1x1c4, 0, 4, 1, 5), |
| wasm_v32x4_shuffle(vacc1x0c4, vacc1x1c4, 2, 6, 3, 7)); |
| const v128_t vacc2x01c2 = wasm_f32x4_add( |
| wasm_v32x4_shuffle(vacc2x0c4, vacc2x1c4, 0, 4, 1, 5), |
| wasm_v32x4_shuffle(vacc2x0c4, vacc2x1c4, 2, 6, 3, 7)); |
| const v128_t vacc3x01c2 = wasm_f32x4_add( |
| wasm_v32x4_shuffle(vacc3x0c4, vacc3x1c4, 0, 4, 1, 5), |
| wasm_v32x4_shuffle(vacc3x0c4, vacc3x1c4, 2, 6, 3, 7)); |
| |
| v128_t vacc01x01 = wasm_f32x4_add( |
| wasm_v32x4_shuffle(vacc0x01c2, vacc1x01c2, 0, 1, 4, 5), |
| wasm_v32x4_shuffle(vacc0x01c2, vacc1x01c2, 2, 3, 6, 7)); |
| v128_t vacc23x01 = wasm_f32x4_add( |
| wasm_v32x4_shuffle(vacc2x01c2, vacc3x01c2, 0, 1, 4, 5), |
| wasm_v32x4_shuffle(vacc2x01c2, vacc3x01c2, 2, 3, 6, 7)); |
| |
| |
| if XNN_LIKELY(nc >= 2) { |
| *((double*) c3) = wasm_f64x2_extract_lane(vacc23x01, 1); |
| c3 = (float*) ((uintptr_t) c3 + cn_stride); |
| *((double*) c2) = wasm_f64x2_extract_lane(vacc23x01, 0); |
| c2 = (float*) ((uintptr_t) c2 + cn_stride); |
| *((double*) c1) = wasm_f64x2_extract_lane(vacc01x01, 1); |
| c1 = (float*) ((uintptr_t) c1 + cn_stride); |
| *((double*) c0) = wasm_f64x2_extract_lane(vacc01x01, 0); |
| c0 = (float*) ((uintptr_t) c0 + cn_stride); |
| |
| a = (const float**restrict) ((uintptr_t) a - ks); |
| nc -= 2; |
| } else { |
| assert(nc == 1); |
| *c3 = wasm_f32x4_extract_lane(vacc23x01, 2); |
| *c2 = wasm_f32x4_extract_lane(vacc23x01, 0); |
| *c1 = wasm_f32x4_extract_lane(vacc01x01, 2); |
| *c0 = wasm_f32x4_extract_lane(vacc01x01, 0); |
| |
| nc = 0; |
| } |
| } while (nc != 0); |
| } |