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Support exec multi-cycle for div/mul

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This commit is contained in:
wgulian3
2020-02-13 13:17:46 -05:00
parent c1bd731d7f
commit 8318aff69f
8 changed files with 100 additions and 58 deletions
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11
rtl/VX_back_end.v
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@@ -6,6 +6,7 @@ module VX_back_end (
input wire schedule_delay,
output wire out_mem_delay,
output wire out_exec_delay,
output wire gpr_stage_delay,
VX_jal_response_inter VX_jal_rsp,
VX_branch_response_inter VX_branch_rsp,
@@ -32,7 +33,7 @@ assign VX_writeback_inter.wb_warp_num = VX_writeback_temp.wb_warp_num;
VX_mw_wb_inter VX_mw_wb();
wire no_slot_mem;
wire no_slot_mem, no_slot_exec;
VX_mem_req_inter VX_exe_mem_req();
@@ -69,6 +70,7 @@ VX_gpr_stage VX_gpr_stage(
.VX_csr_req (VX_csr_req),
// End new
.memory_delay (out_mem_delay),
.exec_delay (out_exec_delay),
.gpr_stage_delay (gpr_stage_delay)
);
@@ -91,7 +93,9 @@ 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)
.VX_branch_rsp (VX_branch_rsp),
.out_delay (out_exec_delay),
.no_slot_exec (no_slot_exec)
);
@@ -113,7 +117,8 @@ VX_writeback VX_wb(
.VX_csr_wb (VX_csr_wb),
.VX_writeback_inter(VX_writeback_temp),
.no_slot_mem (no_slot_mem)
.no_slot_mem (no_slot_mem),
.no_slot_exec (no_slot_exec)
);
endmodule