@bluemath/linalg
Version:
Bluemath Linear Algebra library
57 lines (51 loc) • 2.19 kB
JavaScript
;
/*
Copyright (C) 2017 Jayesh Salvi, Blue Math Software Inc.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
Object.defineProperty(exports, "__esModule", { value: true });
var common_1 = require("../common");
function gemm_internal(mA, mB, mC, m, n, k, alpha, beta, numtype) {
var ptransa = common_1.defineEmVariable('i8', 'N'.charCodeAt(0));
var ptransb = common_1.defineEmVariable('i8', 'N'.charCodeAt(0));
var pm = common_1.defineEmVariable('i32', m);
var pn = common_1.defineEmVariable('i32', n);
var pk = common_1.defineEmVariable('i32', k);
var palpha = common_1.defineEmVariable(numtype, alpha);
var pbeta = common_1.defineEmVariable(numtype, beta);
var pA = common_1.defineEmArrayVariable(numtype, m * k, mA)[0];
var pB = common_1.defineEmArrayVariable(numtype, k * n, mB)[0];
var _a = common_1.defineEmArrayVariable(numtype, m * n, mC), pC = _a[0], C = _a[1];
var plda = common_1.defineEmVariable('i32', m);
var pldb = common_1.defineEmVariable('i32', k);
var pldc = common_1.defineEmVariable('i32', m);
if (numtype === 'f32') {
common_1.sgemm_wrap(ptransa, ptransb, pm, pn, pk, palpha, pA, plda, pB, pldb, pbeta, pC, pldc);
}
else {
common_1.dgemm_wrap(ptransa, ptransb, pm, pn, pk, palpha, pA, plda, pB, pldb, pbeta, pC, pldc);
}
mC.set(C);
}
/**
* @hidden
*/
function gemm(mA, mB, mC, m, n, k, alpha, beta) {
if (mA instanceof Float64Array ||
mB instanceof Float64Array ||
mC instanceof Float64Array) {
gemm_internal(mA, mB, mC, m, n, k, alpha, beta, 'f64');
}
else {
gemm_internal(mA, mB, mC, m, n, k, alpha, beta, 'f32');
}
}
exports.gemm = gemm;