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Decode in FE

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This commit is contained in:
felsabbagh3
2019-09-08 17:24:51 -04:00
parent ac9b06bf7d
commit 5e6804703f
28 changed files with 6806 additions and 6690 deletions
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61
rtl/Vortex.v
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@@ -21,6 +21,9 @@ module Vortex(
// assign in_cache_driver_out_data[0] = in_cache_driver_out_data_0;
// assign in_cache_driver_out_data[1] = in_cache_driver_out_data_1;
wire decode_clone_stall;
wire decode_branch_stall;
wire[11:0] decode_csr_address;
// From fetch
wire fetch_delay;
@@ -28,11 +31,6 @@ wire fetch_ebreak;
wire[`NW_M1:0] fetch_which_warp;
// From decode
wire decode_branch_stall;
wire decode_clone_stall;
// From execute
wire execute_branch_stall;
wire[11:0] execute_csr_address;
@@ -80,7 +78,6 @@ icache_request_t icache_request_fe;
VX_inst_meta_inter fe_inst_meta_fd();
VX_inst_meta_inter fd_inst_meta_de();
VX_frE_to_bckE_req_inter VX_frE_to_bckE_req();
VX_frE_to_bckE_req_inter VX_bckE_req();
VX_mem_req_inter VX_exe_mem_req();
@@ -130,43 +127,25 @@ VX_fetch vx_fetch(
);
VX_f_d_reg vx_f_d_reg(
.clk (clk),
.reset (reset),
.in_fwd_stall (forwarding_fwd_stall),
.in_freeze (total_freeze),
.in_clone_stall (decode_clone_stall),
.fe_inst_meta_fd(fe_inst_meta_fd),
.fd_inst_meta_de(fd_inst_meta_de)
VX_front_end vx_front_end(
.clk (clk),
.reset (reset),
.total_freeze (total_freeze),
.forwarding_fwd_stall(forwarding_fwd_stall),
.fetch_which_warp (fetch_which_warp),
.execute_branch_stall(execute_branch_stall),
.VX_warp_ctl (VX_warp_ctl),
.fe_inst_meta_fd (fe_inst_meta_fd),
.VX_writeback_inter (VX_writeback_inter),
.VX_fwd_req_de (VX_fwd_req_de),
.VX_fwd_rsp (VX_fwd_rsp),
.VX_bckE_req (VX_bckE_req),
.decode_clone_stall (decode_clone_stall),
.decode_branch_stall (decode_branch_stall),
.decode_csr_address (decode_csr_address)
);
VX_decode vx_decode(
.clk (clk),
.fd_inst_meta_de (fd_inst_meta_de),
.VX_writeback_inter(VX_writeback_inter),
.VX_fwd_rsp (VX_fwd_rsp),
.in_which_wspawn (fetch_which_warp),
.VX_frE_to_bckE_req(VX_frE_to_bckE_req),
.VX_fwd_req_de (VX_fwd_req_de),
.VX_warp_ctl (VX_warp_ctl),
.out_clone_stall (decode_clone_stall),
.out_branch_stall (decode_branch_stall)
);
VX_d_e_reg vx_d_e_reg(
.clk (clk),
.reset (reset),
.in_fwd_stall (forwarding_fwd_stall),
.in_branch_stall(execute_branch_stall),
.in_freeze (total_freeze),
.in_clone_stall (decode_clone_stall),
.VX_frE_to_bckE_req(VX_frE_to_bckE_req),
.VX_bckE_req (VX_bckE_req)
);
VX_execute vx_execute(
.VX_bckE_req (VX_bckE_req),
.VX_fwd_exe (VX_fwd_exe),
@@ -243,7 +222,7 @@ VX_forwarding vx_forwarding(
VX_csr_handler vx_csr_handler(
.clk (clk),
.in_decode_csr_address(VX_frE_to_bckE_req.csr_address),
.in_decode_csr_address(decode_csr_address),
.in_mem_csr_address (e_m_csr_address),
.in_mem_is_csr (e_m_is_csr),
.in_mem_csr_result (e_m_csr_result),