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[/] [theia_gpu/] [branches/] [new_alu/] [src/] [Module_Adder_Station.v] - Rev 211
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`include "aDefinitions.v" /********************************************************************************** Theia, Ray Cast Programable graphic Processing Unit. Copyright (C) 2012 Diego Valverde (diego.valverde.g@gmail.com) This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. ***********************************************************************************/ module ADDER_STATION ( input wire Clock, input wire Reset, input wire [`MOD_ISSUE_PACKET_SIZE-1:0] iIssueBus, input wire [`MOD_COMMIT_PACKET_SIZE-1:0] iCommitBus, input wire [3:0] iId, output wire [`COMMIT_PACKET_SIZE-1:0] oCommitData, output wire oCommitResquest, input wire iCommitGranted, output wire oBusy ); wire wExeDone; wire [2:0] wExeDoneTmp; wire wRS1_2_ADD_Trigger; wire [`DATA_ROW_WIDTH-1:0] wRS1_OperandA; wire [`DATA_ROW_WIDTH-1:0] wRS1_OperandB; wire [`DATA_ROW_WIDTH-1:0] wResult; ReservationStation_1Cycle RS ( .Clock( Clock ), .Reset( Reset ), .iIssueBus( iIssueBus ), .iCommitBus( iCommitBus ), .iMyId( iId ), .iExecutionDone( wExeDone ), .iResult( wResult ), .iCommitGranted( iCommitGranted ), .oSource1( wRS1_OperandA ), .oSource0( wRS1_OperandB ), .oBusy( oBusy ), .oTrigger( wRS1_2_ADD_Trigger ), .oCommitRequest( oCommitResquest ), .oId( oCommitData[`COMMIT_RSID_RNG] ), .oWE( oCommitData[`COMMIT_WE_RNG] ), .oDestination( oCommitData[`COMMIT_DST_RNG] ), .oResult( {oCommitData[`X_RNG],oCommitData[`Y_RNG],oCommitData[`Z_RNG]}) ); assign wExeDone = wExeDoneTmp[0] & wExeDoneTmp[1] & wExeDoneTmp[2]; ADDER # (`WIDTH) ADD_0 ( .Clock( Clock ), .Reset( Reset ), .iTrigger( wRS1_2_ADD_Trigger ), .iA( wRS1_OperandA[`X_RNG] ), .iB( wRS1_OperandB[`X_RNG] ), .oDone( wExeDoneTmp[0] ), .oR( wResult[`X_RNG] ) ); ADDER # (`WIDTH) ADD_1 ( .Clock( Clock ), .Reset( Reset ), .iTrigger( wRS1_2_ADD_Trigger ), .iA( wRS1_OperandA[`Y_RNG] ), .iB( wRS1_OperandB[`Y_RNG] ), .oDone( wExeDoneTmp[1] ), .oR( wResult[`Y_RNG] ) ); ADDER # (`WIDTH) ADD_2 ( .Clock( Clock ), .Reset( Reset ), .iTrigger( wRS1_2_ADD_Trigger ), .iA( wRS1_OperandA[`Z_RNG] ), .iB( wRS1_OperandB[`Z_RNG] ), .oDone( wExeDoneTmp[2] ), .oR( wResult[`Z_RNG] ) ); endmodule
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