| // ========== Copyright Header Begin ========================================== |
| // |
| // OpenSPARC T1 Processor File: cpx_dp2.v |
| // Copyright (c) 2006 Sun Microsystems, Inc. All Rights Reserved. |
| // DO NOT ALTER OR REMOVE COPYRIGHT NOTICES. |
| // |
| // The above named program is free software; you can redistribute it and/or |
| // modify it under the terms of the GNU General Public |
| // License version 2 as published by the Free Software Foundation. |
| // |
| // The above named 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 work; if not, write to the Free Software |
| // Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. |
| // |
| // ========== Copyright Header End ============================================ |
| //////////////////////////////////////////////////////////////////////// |
| /* |
| // Description: datapath portion of CPX |
| */ |
| //////////////////////////////////////////////////////////////////////// |
| // Global header file includes |
| //////////////////////////////////////////////////////////////////////// |
| |
| `include "sys.h" // system level definition file which contains the |
| // time scale definition |
| |
| `include "iop.h" |
| |
| |
| //////////////////////////////////////////////////////////////////////// |
| // Local header file includes / local defines |
| //////////////////////////////////////////////////////////////////////// |
| |
| module cpx_dp2(/*AUTOARG*/ |
| // Outputs |
| scan_out, cpx_spc2_data_cx_l, |
| // Inputs |
| shiftenable, scan_in, rclk, arbcp2_cpxdp_shift_cx, |
| arbcp2_cpxdp_qsel1_ca, arbcp2_cpxdp_qsel0_ca, |
| arbcp2_cpxdp_q0_hold_ca, arbcp2_cpxdp_grant_ca, |
| scache0_cpx_data_ca, scache1_cpx_data_ca, scache2_cpx_data_ca, |
| scache3_cpx_data_ca, io_cpx_data_ca, fp_cpx_data_ca |
| ); |
| |
| /*AUTOOUTPUT*/ |
| // Beginning of automatic outputs (from unused autoinst outputs) |
| output [7:0] scan_out; // From mac0 of cpx_dp_maca_r.v, ... |
| // End of automatics |
| |
| output [`CPX_WIDTH-1:0] cpx_spc2_data_cx_l; |
| |
| |
| |
| /*AUTOINPUT*/ |
| // Beginning of automatic inputs (from unused autoinst inputs) |
| input [5:0] arbcp2_cpxdp_grant_ca; // To mac0 of cpx_dp_maca_r.v, ... |
| input [5:0] arbcp2_cpxdp_q0_hold_ca;// To mac0 of cpx_dp_maca_r.v, ... |
| input [5:0] arbcp2_cpxdp_qsel0_ca; // To mac0 of cpx_dp_maca_r.v, ... |
| input [5:0] arbcp2_cpxdp_qsel1_ca; // To mac0 of cpx_dp_maca_r.v, ... |
| input [5:0] arbcp2_cpxdp_shift_cx; // To mac0 of cpx_dp_maca_r.v, ... |
| input rclk; // To mac0 of cpx_dp_maca_r.v, ... |
| input [7:0] scan_in; // To mac0 of cpx_dp_maca_r.v, ... |
| input shiftenable; // To mac7 of cpx_dp_maca_l.v |
| // End of automatics |
| |
| input [`CPX_WIDTH-1:0] scache0_cpx_data_ca; |
| input [`CPX_WIDTH-1:0] scache1_cpx_data_ca; |
| input [`CPX_WIDTH-1:0] scache2_cpx_data_ca; |
| input [`CPX_WIDTH-1:0] scache3_cpx_data_ca; |
| input [`CPX_WIDTH-1:0] io_cpx_data_ca; |
| input [`CPX_WIDTH-1:0] fp_cpx_data_ca; |
| |
| |
| /*AUTOWIRE*/ |
| // Beginning of automatic wires (for undeclared instantiated-module outputs) |
| wire [149:0] cpx_col0_data_cx_l; // From mac0 of cpx_dp_maca_r.v |
| wire [149:0] cpx_col3_data_cx_l; // From mac3 of cpx_dp_macb_l.v |
| wire [149:0] cpx_col4_data_cx_l; // From mac4 of cpx_dp_macb_l.v |
| wire [149:0] cpx_col6_data_cx_l; // From mac6 of cpx_dp_macb_l.v |
| wire [149:0] cpx_col7_data_cx_l; // From mac7 of cpx_dp_maca_l.v |
| wire [7:1] shiftenable_buf; // From mac1 of cpx_dp_macc_r.v, ... |
| // End of automatics |
| wire [4:0] unused; |
| |
| wire tied_hi, tied_low; |
| |
| assign tied_low = 1'b0; |
| assign tied_hi = 1'b1; |
| |
| /* assign cpx_spc_data_cx_l[149:0] =(cpx_dest0_data_cx_l[149:0] | |
| cpx_dest1_data_cx_l[149:0] | |
| cpx_dest2_data_cx_l[149:0] | |
| cpx_dest3_data_cx_l[149:0] | |
| cpx_dest4_data_cx_l[149:0] | |
| cpx_dest5_data_cx_l[149:0]); |
| */ |
| |
| /* |
| |
| // DATAPATH ORGANISATION(cpx_dp2) |
| |
| NEW: |
| to sparc2 cx2 flops |
| ^ |
| | |
| mac0 -> macc ->---> <- mac3 <- mac4 <----- <- mac6 <- mac7 |
| a cr bl bl bl a |
| ^ ^ ^ ^ ^ ^ |
| | | | | | | |
| sctag0 sctag1 io sctag2 sctag3 fp |
| |
| OLD: |
| to sparc2 cx2 flops |
| ^ |
| | |
| mac0 -> mac1 ->mac2 <- mac3 <- mac4 <----- <- mac6 <- mac7 |
| a b c b b b a |
| ^ ^ ^ ^ ^ ^ |
| | | | | | | |
| sctag0 fp sctag1 sctag2 io sctag3 |
| |
| */ |
| |
| /* |
| cpx_dp_maca_r AUTO_TEMPLATE( |
| // Outputs |
| .data_out_cx_l (cpx_col@_data_cx_l[149:0]), |
| .shiftenable_buf (), |
| // Inputs |
| .src_cpx_data_ca({5'b00000,scache@_cpx_data_ca[`CPX_WIDTH-1:0]}), |
| .arb_cpxdp_qsel1_ca(arbcp2_cpxdp_qsel1_ca[@]), |
| .arb_cpxdp_qsel0_ca(arbcp2_cpxdp_qsel0_ca[@]), |
| .arb_cpxdp_grant_ca(arbcp2_cpxdp_grant_ca[@]), |
| .arb_cpxdp_shift_cx(arbcp2_cpxdp_shift_cx[@]), |
| .arb_cpxdp_q0_hold_ca(arbcp2_cpxdp_q0_hold_ca[@]), |
| .clk (clk), |
| //.tmb_l (tmb_l), |
| .scan_in (scan_in[@]), |
| .scan_out (scan_out[@]), |
| .shiftenable (shiftenable_buf[@"(+ @ 1)"])); |
| |
| |
| */ |
| |
| |
| |
| cpx_dp_maca_r mac0(/*AUTOINST*/ |
| // Outputs |
| .data_out_cx_l (cpx_col0_data_cx_l[149:0]), // Templated |
| .scan_out (scan_out[0]), // Templated |
| .shiftenable_buf (), // Templated |
| // Inputs |
| .arb_cpxdp_qsel1_ca(arbcp2_cpxdp_qsel1_ca[0]), // Templated |
| .arb_cpxdp_qsel0_ca(arbcp2_cpxdp_qsel0_ca[0]), // Templated |
| .arb_cpxdp_grant_ca(arbcp2_cpxdp_grant_ca[0]), // Templated |
| .arb_cpxdp_shift_cx(arbcp2_cpxdp_shift_cx[0]), // Templated |
| .arb_cpxdp_q0_hold_ca(arbcp2_cpxdp_q0_hold_ca[0]), // Templated |
| .src_cpx_data_ca ({5'b00000,scache0_cpx_data_ca[`CPX_WIDTH-1:0]}), // Templated |
| .rclk (rclk), |
| .scan_in (scan_in[0]), // Templated |
| .shiftenable (shiftenable_buf[1])); // Templated |
| /* |
| cpx_dp_macc_r AUTO_TEMPLATE( |
| // Outputs |
| .data_out_cx_l ({unused[4:0],cpx_spc@"(+ @ 1)"_data_cx_l[`CPX_WIDTH-1:0]}), |
| .shiftenable_buf (shiftenable_buf[@]), |
| // .data_out_cx_l (cpx_col@_data_cx_l[149:0]), |
| // Inputs |
| .src_cpx_data_ca({5'b00000,scache@_cpx_data_ca[`CPX_WIDTH-1:0]}), |
| .arb_cpxdp_qsel1_ca(arbcp2_cpxdp_qsel1_ca[@]), |
| .arb_cpxdp_qsel0_ca(arbcp2_cpxdp_qsel0_ca[@]), |
| .arb_cpxdp_grant_ca(arbcp2_cpxdp_grant_ca[@]), |
| .arb_cpxdp_shift_cx(arbcp2_cpxdp_shift_cx[@]), |
| .arb_cpxdp_q0_hold_ca(arbcp2_cpxdp_q0_hold_ca[@]), |
| .data_crit_cx_l(cpx_col@"(+ @ 2)"_data_cx_l[149:0]), |
| .data_ncrit_cx_l(cpx_col@"(- @ 1)"_data_cx_l[149:0]), |
| .clk (clk), |
| //.tmb_l (tmb_l), |
| .scan_in (scan_in[@]), |
| .scan_out (scan_out[@]), |
| .shiftenable (shiftenable_buf[@"(+ @ 2)"])); |
| |
| |
| */ |
| cpx_dp_macc_r mac1(/*AUTOINST*/ |
| // Outputs |
| .data_out_cx_l ({unused[4:0],cpx_spc2_data_cx_l[`CPX_WIDTH-1:0]}), // Templated |
| .scan_out (scan_out[1]), // Templated |
| .shiftenable_buf (shiftenable_buf[1]), // Templated |
| // Inputs |
| .arb_cpxdp_qsel1_ca(arbcp2_cpxdp_qsel1_ca[1]), // Templated |
| .arb_cpxdp_qsel0_ca(arbcp2_cpxdp_qsel0_ca[1]), // Templated |
| .arb_cpxdp_grant_ca(arbcp2_cpxdp_grant_ca[1]), // Templated |
| .arb_cpxdp_shift_cx(arbcp2_cpxdp_shift_cx[1]), // Templated |
| .arb_cpxdp_q0_hold_ca(arbcp2_cpxdp_q0_hold_ca[1]), // Templated |
| .src_cpx_data_ca ({5'b00000,scache1_cpx_data_ca[`CPX_WIDTH-1:0]}), // Templated |
| .data_crit_cx_l (cpx_col3_data_cx_l[149:0]), // Templated |
| .data_ncrit_cx_l (cpx_col0_data_cx_l[149:0]), // Templated |
| .rclk (rclk), |
| .scan_in (scan_in[1]), // Templated |
| .shiftenable (shiftenable_buf[3])); // Templated |
| /* |
| cpx_dp_macb_l AUTO_TEMPLATE( |
| // Outputs |
| .data_out_cx_l (cpx_col@_data_cx_l[149:0]), |
| .shiftenable_buf (shiftenable_buf[@]), |
| // Inputs |
| .src_cpx_data_ca({5'b00000,io_cpx_data_ca[`CPX_WIDTH-1:0]}), |
| .arb_cpxdp_qsel1_ca(arbcp2_cpxdp_qsel1_ca[@"(+ @ 1)"]), |
| .arb_cpxdp_qsel0_ca(arbcp2_cpxdp_qsel0_ca[@"(+ @ 1)"]), |
| .arb_cpxdp_grant_ca(arbcp2_cpxdp_grant_ca[@"(+ @ 1)"]), |
| .arb_cpxdp_shift_cx(arbcp2_cpxdp_shift_cx[@"(+ @ 1)"]), |
| .arb_cpxdp_q0_hold_ca(arbcp2_cpxdp_q0_hold_ca[@"(+ @ 1)"]), |
| .data_prev_cx_l(cpx_col@"(+ @ 1)"_data_cx_l[149:0]), |
| .clk (clk), |
| //.tmb_l (tmb_l), |
| .scan_in (scan_in[@]), |
| .scan_out (scan_out[@]), |
| .shiftenable (shiftenable_buf[@"(+ @ 1)"])); |
| |
| |
| */ |
| |
| cpx_dp_macb_l mac3(/*AUTOINST*/ |
| // Outputs |
| .data_out_cx_l (cpx_col3_data_cx_l[149:0]), // Templated |
| .scan_out (scan_out[3]), // Templated |
| .shiftenable_buf (shiftenable_buf[3]), // Templated |
| // Inputs |
| .arb_cpxdp_qsel1_ca(arbcp2_cpxdp_qsel1_ca[4]), // Templated |
| .arb_cpxdp_qsel0_ca(arbcp2_cpxdp_qsel0_ca[4]), // Templated |
| .arb_cpxdp_grant_ca(arbcp2_cpxdp_grant_ca[4]), // Templated |
| .arb_cpxdp_shift_cx(arbcp2_cpxdp_shift_cx[4]), // Templated |
| .arb_cpxdp_q0_hold_ca(arbcp2_cpxdp_q0_hold_ca[4]), // Templated |
| .src_cpx_data_ca ({5'b00000,io_cpx_data_ca[`CPX_WIDTH-1:0]}), // Templated |
| .data_prev_cx_l (cpx_col4_data_cx_l[149:0]), // Templated |
| .rclk (rclk), |
| .scan_in (scan_in[3]), // Templated |
| .shiftenable (shiftenable_buf[4])); // Templated |
| /* |
| cpx_dp_macb_l AUTO_TEMPLATE( |
| // Outputs |
| .data_out_cx_l (cpx_col@_data_cx_l[149:0]), |
| .shiftenable_buf (shiftenable_buf[@]), |
| // Inputs |
| .src_cpx_data_ca({5'b00000,scache@"(- @ 2)"_cpx_data_ca[`CPX_WIDTH-1:0]}), |
| .arb_cpxdp_qsel1_ca(arbcp2_cpxdp_qsel1_ca[@"(- @ 2)"]), |
| .arb_cpxdp_qsel0_ca(arbcp2_cpxdp_qsel0_ca[@"(- @ 2)"]), |
| .arb_cpxdp_grant_ca(arbcp2_cpxdp_grant_ca[@"(- @ 2)"]), |
| .arb_cpxdp_shift_cx(arbcp2_cpxdp_shift_cx[@"(- @ 2)"]), |
| .arb_cpxdp_q0_hold_ca(arbcp2_cpxdp_q0_hold_ca[@"(- @ 2)"]), |
| .data_prev_cx_l(cpx_col@"(+ @ 2)"_data_cx_l[149:0]), |
| .clk (clk), |
| //.tmb_l (tmb_l), |
| .scan_in (scan_in[@]), |
| .scan_out (scan_out[@]), |
| .shiftenable (shiftenable_buf[@"(+ @ 2)"])); |
| |
| |
| */ |
| |
| cpx_dp_macb_l mac4(/*AUTOINST*/ |
| // Outputs |
| .data_out_cx_l (cpx_col4_data_cx_l[149:0]), // Templated |
| .scan_out (scan_out[4]), // Templated |
| .shiftenable_buf (shiftenable_buf[4]), // Templated |
| // Inputs |
| .arb_cpxdp_qsel1_ca(arbcp2_cpxdp_qsel1_ca[2]), // Templated |
| .arb_cpxdp_qsel0_ca(arbcp2_cpxdp_qsel0_ca[2]), // Templated |
| .arb_cpxdp_grant_ca(arbcp2_cpxdp_grant_ca[2]), // Templated |
| .arb_cpxdp_shift_cx(arbcp2_cpxdp_shift_cx[2]), // Templated |
| .arb_cpxdp_q0_hold_ca(arbcp2_cpxdp_q0_hold_ca[2]), // Templated |
| .src_cpx_data_ca ({5'b00000,scache2_cpx_data_ca[`CPX_WIDTH-1:0]}), // Templated |
| .data_prev_cx_l (cpx_col6_data_cx_l[149:0]), // Templated |
| .rclk (rclk), |
| .scan_in (scan_in[4]), // Templated |
| .shiftenable (shiftenable_buf[6])); // Templated |
| /* |
| cpx_dp_macb_l AUTO_TEMPLATE( |
| // Outputs |
| .data_out_cx_l (cpx_col@_data_cx_l[149:0]), |
| .shiftenable_buf (shiftenable_buf[@]), |
| // Inputs |
| .src_cpx_data_ca({5'b00000,scache@"(- @ 3)"_cpx_data_ca[`CPX_WIDTH-1:0]}), |
| .arb_cpxdp_qsel1_ca(arbcp2_cpxdp_qsel1_ca[@"(- @ 3)"]), |
| .arb_cpxdp_qsel0_ca(arbcp2_cpxdp_qsel0_ca[@"(- @ 3)"]), |
| .arb_cpxdp_grant_ca(arbcp2_cpxdp_grant_ca[@"(- @ 3)"]), |
| .arb_cpxdp_shift_cx(arbcp2_cpxdp_shift_cx[@"(- @ 3)"]), |
| .arb_cpxdp_q0_hold_ca(arbcp2_cpxdp_q0_hold_ca[@"(- @ 3)"]), |
| .data_prev_cx_l(cpx_col@"(+ @ 1)"_data_cx_l[149:0]), |
| .clk (clk), |
| //.tmb_l (tmb_l), |
| .scan_in (scan_in[@]), |
| .scan_out (scan_out[@]), |
| .shiftenable (shiftenable_buf[@"(+ @ 1)"])); |
| |
| |
| */ |
| |
| cpx_dp_macb_l mac6(/*AUTOINST*/ |
| // Outputs |
| .data_out_cx_l (cpx_col6_data_cx_l[149:0]), // Templated |
| .scan_out (scan_out[6]), // Templated |
| .shiftenable_buf (shiftenable_buf[6]), // Templated |
| // Inputs |
| .arb_cpxdp_qsel1_ca(arbcp2_cpxdp_qsel1_ca[3]), // Templated |
| .arb_cpxdp_qsel0_ca(arbcp2_cpxdp_qsel0_ca[3]), // Templated |
| .arb_cpxdp_grant_ca(arbcp2_cpxdp_grant_ca[3]), // Templated |
| .arb_cpxdp_shift_cx(arbcp2_cpxdp_shift_cx[3]), // Templated |
| .arb_cpxdp_q0_hold_ca(arbcp2_cpxdp_q0_hold_ca[3]), // Templated |
| .src_cpx_data_ca ({5'b00000,scache3_cpx_data_ca[`CPX_WIDTH-1:0]}), // Templated |
| .data_prev_cx_l (cpx_col7_data_cx_l[149:0]), // Templated |
| .rclk (rclk), |
| .scan_in (scan_in[6]), // Templated |
| .shiftenable (shiftenable_buf[7])); // Templated |
| /* |
| cpx_dp_maca_l AUTO_TEMPLATE( |
| // Outputs |
| .data_out_cx_l (cpx_col@_data_cx_l[149:0]), |
| .shiftenable_buf (shiftenable_buf[@]), |
| // Inputs |
| .src_cpx_data_ca({5'b00000,fp_cpx_data_ca[`CPX_WIDTH-1:0]}), |
| .arb_cpxdp_qsel1_ca(arbcp2_cpxdp_qsel1_ca[@"(- @ 2)"]), |
| .arb_cpxdp_qsel0_ca(arbcp2_cpxdp_qsel0_ca[@"(- @ 2)"]), |
| .arb_cpxdp_grant_ca(arbcp2_cpxdp_grant_ca[@"(- @ 2)"]), |
| .arb_cpxdp_shift_cx(arbcp2_cpxdp_shift_cx[@"(- @ 2)"]), |
| .arb_cpxdp_q0_hold_ca(arbcp2_cpxdp_q0_hold_ca[@"(- @ 2)"]), |
| .clk (clk), |
| //.tmb_l (tmb_l), |
| .scan_in (scan_in[@]), |
| .scan_out (scan_out[@]), |
| .shiftenable (shiftenable)); |
| |
| |
| */ |
| |
| cpx_dp_maca_l mac7(/*AUTOINST*/ |
| // Outputs |
| .data_out_cx_l (cpx_col7_data_cx_l[149:0]), // Templated |
| .scan_out (scan_out[7]), // Templated |
| .shiftenable_buf (shiftenable_buf[7]), // Templated |
| // Inputs |
| .arb_cpxdp_qsel1_ca(arbcp2_cpxdp_qsel1_ca[5]), // Templated |
| .arb_cpxdp_qsel0_ca(arbcp2_cpxdp_qsel0_ca[5]), // Templated |
| .arb_cpxdp_grant_ca(arbcp2_cpxdp_grant_ca[5]), // Templated |
| .arb_cpxdp_shift_cx(arbcp2_cpxdp_shift_cx[5]), // Templated |
| .arb_cpxdp_q0_hold_ca(arbcp2_cpxdp_q0_hold_ca[5]), // Templated |
| .src_cpx_data_ca ({5'b00000,fp_cpx_data_ca[`CPX_WIDTH-1:0]}), // Templated |
| .rclk (rclk), |
| .scan_in (scan_in[7]), // Templated |
| .shiftenable (shiftenable)); // Templated |
| // Code start here |
| // |
| // Local Variables: |
| // verilog-library-directories:("." "../../../../../common/rtl") |
| // End: |
| |
| |
| |
| endmodule |
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