/*************************************************************************** Copyright (c) 2026, The OpenBLAS Project All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: 1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. 2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution. 3. Neither the name of the OpenBLAS project nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OPENBLAS PROJECT OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. *****************************************************************************/ #include "common.h" #include "../generic/conversion_macros.h" #if defined(__wasm_simd128__) #include #endif #if defined(__wasm_simd128__) #ifndef DOUBLE static inline FLOAT hsum_vec(v128_t v) { return wasm_f32x4_extract_lane(v, 0) + wasm_f32x4_extract_lane(v, 1) + wasm_f32x4_extract_lane(v, 2) + wasm_f32x4_extract_lane(v, 3); } #else static inline FLOAT hsum_vec(v128_t v) { return wasm_f64x2_extract_lane(v, 0) + wasm_f64x2_extract_lane(v, 1); } #endif #endif int CNAME(BLASLONG bm, BLASLONG bn, BLASLONG bk, FLOAT alpha, IFLOAT *ba, IFLOAT *bb, FLOAT *C, BLASLONG ldc #ifdef TRMMKERNEL , BLASLONG offset #endif ) { BLASLONG i, j, k; FLOAT *C0, *C1; IFLOAT *ptrba, *ptrbb; #ifdef BGEMM float res0, res1, res2, res3; #else FLOAT res0, res1, res2, res3; #endif IFLOAT load0, load1, load2, load3, load4, load5, load6, load7; for (j = 0; j < bn / 2; j += 1) { C0 = C; C1 = C0 + ldc; ptrba = ba; for (i = 0; i < bm / 2; i += 1) { ptrbb = bb; res0 = 0; res1 = 0; res2 = 0; res3 = 0; #if defined(__wasm_simd128__) && !defined(BGEMM) #ifndef DOUBLE { v128_t vacc00 = wasm_f32x4_splat(0.0f); v128_t vacc10 = wasm_f32x4_splat(0.0f); v128_t vacc01 = wasm_f32x4_splat(0.0f); v128_t vacc11 = wasm_f32x4_splat(0.0f); k = 0; for (; k + 4 <= bk; k += 4) { v128_t va01 = wasm_v128_load(ptrba); v128_t va23 = wasm_v128_load(ptrba + 4); v128_t vb01 = wasm_v128_load(ptrbb); v128_t vb23 = wasm_v128_load(ptrbb + 4); v128_t vrow0 = wasm_i32x4_shuffle(va01, va23, 0, 2, 4, 6); v128_t vrow1 = wasm_i32x4_shuffle(va01, va23, 1, 3, 5, 7); v128_t vcol0 = wasm_i32x4_shuffle(vb01, vb23, 0, 2, 4, 6); v128_t vcol1 = wasm_i32x4_shuffle(vb01, vb23, 1, 3, 5, 7); vacc00 = wasm_f32x4_add( vacc00, wasm_f32x4_mul(vrow0, vcol0)); vacc10 = wasm_f32x4_add( vacc10, wasm_f32x4_mul(vrow1, vcol0)); vacc01 = wasm_f32x4_add( vacc01, wasm_f32x4_mul(vrow0, vcol1)); vacc11 = wasm_f32x4_add( vacc11, wasm_f32x4_mul(vrow1, vcol1)); ptrba += 8; ptrbb += 8; } res0 += hsum_vec(vacc00); res1 += hsum_vec(vacc10); res2 += hsum_vec(vacc01); res3 += hsum_vec(vacc11); } #else { v128_t vacc00 = wasm_f64x2_splat(0.0); v128_t vacc10 = wasm_f64x2_splat(0.0); v128_t vacc01 = wasm_f64x2_splat(0.0); v128_t vacc11 = wasm_f64x2_splat(0.0); for (k = 0; k + 2 <= bk; k += 2) { v128_t va01 = wasm_v128_load(ptrba); v128_t va23 = wasm_v128_load(ptrba + 2); v128_t vb01 = wasm_v128_load(ptrbb); v128_t vb23 = wasm_v128_load(ptrbb + 2); v128_t vrow0 = wasm_i64x2_shuffle(va01, va23, 0, 2); v128_t vrow1 = wasm_i64x2_shuffle(va01, va23, 1, 3); v128_t vcol0 = wasm_i64x2_shuffle(vb01, vb23, 0, 2); v128_t vcol1 = wasm_i64x2_shuffle(vb01, vb23, 1, 3); vacc00 = wasm_f64x2_add( vacc00, wasm_f64x2_mul(vrow0, vcol0)); vacc10 = wasm_f64x2_add( vacc10, wasm_f64x2_mul(vrow1, vcol0)); vacc01 = wasm_f64x2_add( vacc01, wasm_f64x2_mul(vrow0, vcol1)); vacc11 = wasm_f64x2_add( vacc11, wasm_f64x2_mul(vrow1, vcol1)); ptrba += 4; ptrbb += 4; } res0 += hsum_vec(vacc00); res1 += hsum_vec(vacc10); res2 += hsum_vec(vacc01); res3 += hsum_vec(vacc11); } #endif #else k = 0; #endif for (; k < bk; k += 1) { load0 = ptrba[2 * 0 + 0]; load1 = ptrbb[2 * 0 + 0]; res0 = res0 + TO_F32(load0) * TO_F32(load1); load2 = ptrba[2 * 0 + 1]; res1 = res1 + TO_F32(load2) * TO_F32(load1); load3 = ptrbb[2 * 0 + 1]; res2 = res2 + TO_F32(load0) * TO_F32(load3); res3 = res3 + TO_F32(load2) * TO_F32(load3); ptrba = ptrba + 2; ptrbb = ptrbb + 2; } res0 = res0 * ALPHA; C0[0] = TO_OUTPUT(TO_F32(C0[0]) + res0); res1 = res1 * ALPHA; C0[1] = TO_OUTPUT(TO_F32(C0[1]) + res1); res2 = res2 * ALPHA; C1[0] = TO_OUTPUT(TO_F32(C1[0]) + res2); res3 = res3 * ALPHA; C1[1] = TO_OUTPUT(TO_F32(C1[1]) + res3); C0 = C0 + 2; C1 = C1 + 2; } for (i = 0; i < (bm & 1); i += 1) { ptrbb = bb; res0 = 0; res1 = 0; for (k = 0; k < bk; k += 1) { load0 = ptrba[0 + 0]; load1 = ptrbb[2 * 0 + 0]; res0 = res0 + TO_F32(load0) * TO_F32(load1); load2 = ptrbb[2 * 0 + 1]; res1 = res1 + TO_F32(load0) * TO_F32(load2); ptrba = ptrba + 1; ptrbb = ptrbb + 2; } res0 = res0 * ALPHA; C0[0] = TO_OUTPUT(TO_F32(C0[0]) + res0); res1 = res1 * ALPHA; C1[0] = TO_OUTPUT(TO_F32(C1[0]) + res1); C0 = C0 + 1; C1 = C1 + 1; } k = (bk << 1); bb = bb + k; i = (ldc << 1); C = C + i; } for (j = 0; j < (bn & 1); j += 1) { C0 = C; ptrba = ba; for (i = 0; i < bm / 2; i += 1) { ptrbb = bb; res0 = 0; res1 = 0; for (k = 0; k < bk; k += 1) { load0 = ptrba[2 * 0 + 0]; load1 = ptrbb[0 + 0]; res0 = res0 + TO_F32(load0) * TO_F32(load1); load2 = ptrba[2 * 0 + 1]; res1 = res1 + TO_F32(load2) * TO_F32(load1); ptrba = ptrba + 2; ptrbb = ptrbb + 1; } res0 = res0 * ALPHA; C0[0] = TO_OUTPUT(TO_F32(C0[0]) + res0); res1 = res1 * ALPHA; C0[1] = TO_OUTPUT(TO_F32(C0[1]) + res1); C0 = C0 + 2; } for (i = 0; i < (bm & 1); i += 1) { ptrbb = bb; res0 = 0; for (k = 0; k < bk; k += 1) { load0 = ptrba[0 + 0]; load1 = ptrbb[0 + 0]; res0 = res0 + TO_F32(load0) * TO_F32(load1); ptrba = ptrba + 1; ptrbb = ptrbb + 1; } res0 = res0 * ALPHA; C0[0] = TO_OUTPUT(TO_F32(C0[0]) + res0); C0 = C0 + 1; } k = bk; bb = bb + k; i = ldc; C = C + i; } return 0; }