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Added CSR TID/WID reads

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This commit is contained in:
felsabbagh3
2019-10-21 02:10:05 -04:00
parent 405926f66f
commit 84f5ccb484
25 changed files with 2339 additions and 2241 deletions
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32
rtl/VX_back_end.v
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@@ -3,7 +3,6 @@ module VX_back_end (
input wire reset,
input wire schedule_delay,
input wire[31:0] csr_decode_csr_data,
output wire out_mem_delay,
VX_jal_response_inter VX_jal_rsp,
@@ -16,20 +15,11 @@ module VX_back_end (
VX_warp_ctl_inter VX_warp_ctl,
VX_dcache_response_inter VX_dcache_rsp,
VX_dcache_request_inter VX_dcache_req,
VX_dcache_request_inter VX_dcache_req
VX_csr_write_request_inter VX_csr_w_req
);
wire[11:0] execute_csr_address;
wire execute_is_csr;
reg[31:0] execute_csr_result;
wire execute_jal;
wire[31:0] execute_jal_dest;
VX_wb_inter VX_writeback_temp();
assign VX_writeback_inter.wb = VX_writeback_temp.wb;
assign VX_writeback_inter.rd = VX_writeback_temp.rd;
@@ -63,6 +53,10 @@ VX_inst_exec_wb_inter VX_inst_exec_wb();
// GPU unit input
VX_gpu_inst_req_inter VX_gpu_inst_req();
// CSR unit inputs
VX_csr_req_inter VX_csr_req();
VX_csr_wb_inter VX_csr_wb();
VX_gpr_stage VX_gpr_stage(
.clk (clk),
.schedule_delay (schedule_delay),
@@ -78,7 +72,8 @@ VX_inst_multiplex VX_inst_mult(
.VX_gpr_data (VX_gpr_data),
.VX_exec_unit_req(VX_exec_unit_req),
.VX_lsu_req (VX_lsu_req),
.VX_gpu_inst_req (VX_gpu_inst_req)
.VX_gpu_inst_req (VX_gpu_inst_req),
.VX_csr_req (VX_csr_req)
);
@@ -97,12 +92,7 @@ VX_execute_unit VX_execUnit(
.VX_exec_unit_req(VX_exec_unit_req),
.VX_inst_exec_wb (VX_inst_exec_wb),
.VX_jal_rsp (VX_jal_rsp),
.VX_branch_rsp (VX_branch_rsp),
.in_csr_data (csr_decode_csr_data),
.out_csr_address (VX_csr_w_req.csr_address),
.out_is_csr (VX_csr_w_req.is_csr),
.out_csr_result (VX_csr_w_req.csr_result)
.VX_branch_rsp (VX_branch_rsp)
);
@@ -111,9 +101,15 @@ VX_gpgpu_inst VX_gpgpu_inst(
.VX_warp_ctl (VX_warp_ctl)
);
VX_csr_wrapper VX_csr_wrapper(
.VX_csr_req(VX_csr_req),
.VX_csr_wb (VX_csr_wb)
);
VX_writeback VX_wb(
.VX_mem_wb (VX_mem_wb),
.VX_inst_exec_wb (VX_inst_exec_wb),
.VX_csr_wb (VX_csr_wb),
.VX_writeback_inter(VX_writeback_temp)
);