112855Sgabeblack@google.com/***************************************************************************** 212855Sgabeblack@google.com 312855Sgabeblack@google.com Licensed to Accellera Systems Initiative Inc. (Accellera) under one or 412855Sgabeblack@google.com more contributor license agreements. See the NOTICE file distributed 512855Sgabeblack@google.com with this work for additional information regarding copyright ownership. 612855Sgabeblack@google.com Accellera licenses this file to you under the Apache License, Version 2.0 712855Sgabeblack@google.com (the "License"); you may not use this file except in compliance with the 812855Sgabeblack@google.com License. You may obtain a copy of the License at 912855Sgabeblack@google.com 1012855Sgabeblack@google.com http://www.apache.org/licenses/LICENSE-2.0 1112855Sgabeblack@google.com 1212855Sgabeblack@google.com Unless required by applicable law or agreed to in writing, software 1312855Sgabeblack@google.com distributed under the License is distributed on an "AS IS" BASIS, 1412855Sgabeblack@google.com WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or 1512855Sgabeblack@google.com implied. See the License for the specific language governing 1612855Sgabeblack@google.com permissions and limitations under the License. 1712855Sgabeblack@google.com 1812855Sgabeblack@google.com *****************************************************************************/ 1912855Sgabeblack@google.com 2012855Sgabeblack@google.com/***************************************************************************** 2112855Sgabeblack@google.com 2212855Sgabeblack@google.com a2901_alu_inputs.cpp -- 2312855Sgabeblack@google.com 2412855Sgabeblack@google.com Original Author: Martin Janssen, Synopsys, Inc., 2002-02-15 2512855Sgabeblack@google.com 2612855Sgabeblack@google.com *****************************************************************************/ 2712855Sgabeblack@google.com 2812855Sgabeblack@google.com/***************************************************************************** 2912855Sgabeblack@google.com 3012855Sgabeblack@google.com MODIFICATION LOG - modifiers, enter your name, affiliation, date and 3112855Sgabeblack@google.com changes you are making here. 3212855Sgabeblack@google.com 3312855Sgabeblack@google.com Name, Affiliation, Date: 3412855Sgabeblack@google.com Description of Modification: 3512855Sgabeblack@google.com 3612855Sgabeblack@google.com *****************************************************************************/ 3712855Sgabeblack@google.com 3812855Sgabeblack@google.com#include "a2901_alu_inputs.h" 3912855Sgabeblack@google.com 4012855Sgabeblack@google.comvoid 4112855Sgabeblack@google.coma2901_alu_inputs::entry() 4212855Sgabeblack@google.com{ 4312855Sgabeblack@google.com int4 Av; 4412855Sgabeblack@google.com int4 B; 4512855Sgabeblack@google.com 4612855Sgabeblack@google.com Av = RAM[Aadd.read()]; 4712855Sgabeblack@google.com B = RAM[Badd.read()]; 4812855Sgabeblack@google.com A.write(Av); 4912855Sgabeblack@google.com 5012855Sgabeblack@google.com switch((int)(I.read().range(2,0))) { 5112855Sgabeblack@google.com case 0x0: 5212855Sgabeblack@google.com case 0x1: 5312855Sgabeblack@google.com RE.write(Av); 5412855Sgabeblack@google.com break; 5512855Sgabeblack@google.com case 0x2: 5612855Sgabeblack@google.com case 0x3: 5712855Sgabeblack@google.com case 0x4: 5812855Sgabeblack@google.com RE.write(0x0); 5912855Sgabeblack@google.com break; 6012855Sgabeblack@google.com default: 6112855Sgabeblack@google.com RE.write(D.read()); 6212855Sgabeblack@google.com } 6312855Sgabeblack@google.com 6412855Sgabeblack@google.com switch((int)(I.read().range(2,0))) { 6512855Sgabeblack@google.com case 0x4: 6612855Sgabeblack@google.com case 0x5: 6712855Sgabeblack@google.com S.write(Av); 6812855Sgabeblack@google.com break; 6912855Sgabeblack@google.com case 0x1: 7012855Sgabeblack@google.com case 0x3: 7112855Sgabeblack@google.com S.write(B); 7212855Sgabeblack@google.com break; 7312855Sgabeblack@google.com case 0x7: 7412855Sgabeblack@google.com S.write(0x0); 7512855Sgabeblack@google.com break; 7612855Sgabeblack@google.com default: 7712855Sgabeblack@google.com S.write(Q.read()); 7812855Sgabeblack@google.com } 7912855Sgabeblack@google.com} 80