wu-arch/vortex
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

rtl refactoring

Browse Source
This commit is contained in:
Blaise Tine
2020-05-05 10:46:48 -04:00
parent f142afac80
commit b7e892ee16
39 changed files with 393 additions and 425 deletions
Download Patch File Download Diff File Expand all files Collapse all files

27
hw/rtl/VX_gpu_inst.v
View File

@@ -13,31 +13,29 @@ module VX_gpu_inst (
wire[`NUM_THREADS-1:0] tmc_new_mask;
wire all_threads = `NUM_THREADS < gpu_inst_req_if.a_reg_data[0];
genvar curr_t;
genvar i;
generate
for (curr_t = 0; curr_t < `NUM_THREADS; curr_t=curr_t+1) begin : tmc_new_mask_init
assign tmc_new_mask[curr_t] = all_threads ? 1 : curr_t < gpu_inst_req_if.a_reg_data[0];
for (i = 0; i < `NUM_THREADS; i=i+1) begin : tmc_new_mask_init
assign tmc_new_mask[i] = all_threads ? 1 : i < gpu_inst_req_if.a_reg_data[0];
end
endgenerate
wire valid_inst = (|curr_valids);
wire valid_inst = (| curr_valids);
assign warp_ctl_if.warp_num = gpu_inst_req_if.warp_num;
assign warp_ctl_if.change_mask = (gpu_inst_req_if.is_tmc) && valid_inst;
assign warp_ctl_if.thread_mask = gpu_inst_req_if.is_tmc ? tmc_new_mask : 0;
// assign warp_ctl_if.ebreak = (gpu_inst_req_if.a_reg_data[0] == 0) && valid_inst;
assign warp_ctl_if.ebreak = warp_ctl_if.change_mask && (warp_ctl_if.thread_mask == 0);
assign warp_ctl_if.whalt = warp_ctl_if.change_mask && (warp_ctl_if.thread_mask == 0);
wire wspawn = gpu_inst_req_if.is_wspawn;
wire[31:0] wspawn_pc = gpu_inst_req_if.rd2;
wire all_active = `NUM_WARPS < gpu_inst_req_if.a_reg_data[0];
wire[`NUM_WARPS-1:0] wspawn_new_active;
genvar curr_w;
generate
for (curr_w = 0; curr_w < `NUM_WARPS; curr_w=curr_w+1) begin : wspawn_new_active_init
assign wspawn_new_active[curr_w] = all_active ? 1 : curr_w < gpu_inst_req_if.a_reg_data[0];
for (i = 0; i < `NUM_WARPS; i=i+1) begin : wspawn_new_active_init
assign wspawn_new_active[i] = all_active ? 1 : i < gpu_inst_req_if.a_reg_data[0];
end
endgenerate
@@ -57,14 +55,11 @@ module VX_gpu_inst (
wire[`NUM_THREADS-1:0] split_new_use_mask;
wire[`NUM_THREADS-1:0] split_new_later_mask;
// VX_gpu_inst_req.pc
genvar curr_s_t;
generate
for (curr_s_t = 0; curr_s_t < `NUM_THREADS; curr_s_t=curr_s_t+1) begin : masks_init
wire curr_bool = (gpu_inst_req_if.a_reg_data[curr_s_t] == 32'b1);
assign split_new_use_mask[curr_s_t] = curr_valids[curr_s_t] & (curr_bool);
assign split_new_later_mask[curr_s_t] = curr_valids[curr_s_t] & (!curr_bool);
for (i = 0; i < `NUM_THREADS; i=i+1) begin : masks_init
wire curr_bool = (gpu_inst_req_if.a_reg_data[i] == 32'b1);
assign split_new_use_mask[i] = curr_valids[i] & (curr_bool);
assign split_new_later_mask[i] = curr_valids[i] & (!curr_bool);
end
endgenerate