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pipeline refactoring

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This commit is contained in:
Blaise Tine
2020-07-20 08:04:04 -04:00
parent 25f66e6490
commit 577a5791dc
29 changed files with 499 additions and 323 deletions
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73
hw/rtl/VX_execute.v
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@@ -17,43 +17,29 @@ module VX_execute #(
VX_cache_core_req_if dcache_req_if,
VX_cache_core_rsp_if dcache_rsp_if,
// inputs
VX_execute_if execute_if,
VX_wb_if writeback_if,
// perf
VX_perf_cntrs_if perf_cntrs_if,
// inputs
VX_alu_req_if alu_req_if,
VX_branch_req_if branch_req_if,
VX_lsu_req_if lsu_req_if,
VX_csr_req_if csr_req_if,
VX_mul_req_if mul_req_if,
VX_gpu_req_if gpu_req_if,
// outputs
VX_branch_rsp_if branch_rsp_if,
VX_branch_ctl_if branch_ctl_if,
VX_warp_ctl_if warp_ctl_if,
VX_wb_if alu_wb_if,
VX_wb_if branch_wb_if,
VX_wb_if lsu_wb_if,
VX_wb_if csr_wb_if,
VX_wb_if mul_wb_if,
input wire notify_commit,
VX_commit_if alu_commit_if,
VX_commit_if branch_commit_if,
VX_commit_if lsu_commit_if,
VX_commit_if csr_commit_if,
VX_commit_if mul_commit_if,
VX_commit_if gpu_commit_if,
output wire ebreak
);
VX_alu_req_if alu_req_if();
VX_branch_req_if branch_req_if();
VX_csr_req_if csr_req_if();
VX_lsu_req_if lsu_req_if();
VX_mul_req_if mul_req_if();
VX_gpu_req_if gpu_req_if();
VX_gpr_stage #(
.CORE_ID(CORE_ID)
) gpr_stage (
.clk (clk),
.reset (reset),
.writeback_if (writeback_if),
.execute_if (execute_if),
.alu_req_if (alu_req_if),
.branch_req_if (branch_req_if),
.lsu_req_if (lsu_req_if),
.csr_req_if (csr_req_if),
.mul_req_if (mul_req_if),
.gpu_req_if (gpu_req_if)
);
VX_alu_unit #(
.CORE_ID(CORE_ID)
@@ -61,7 +47,7 @@ module VX_execute #(
.clk (clk),
.reset (reset),
.alu_req_if (alu_req_if),
.alu_wb_if (alu_wb_if)
.alu_commit_if (alu_commit_if)
);
VX_branch_unit #(
@@ -70,8 +56,8 @@ module VX_execute #(
.clk (clk),
.reset (reset),
.branch_req_if (branch_req_if),
.branch_rsp_if (branch_rsp_if),
.branch_wb_if (branch_wb_if)
.branch_ctl_if (branch_ctl_if),
.branch_commit_if(branch_commit_if)
);
VX_lsu_unit #(
@@ -83,19 +69,19 @@ module VX_execute #(
.dcache_req_if (dcache_req_if),
.dcache_rsp_if (dcache_rsp_if),
.lsu_req_if (lsu_req_if),
.lsu_wb_if (lsu_wb_if)
.lsu_commit_if (lsu_commit_if)
);
VX_csr_pipe #(
.CORE_ID(CORE_ID)
) csr_pipe (
.clk (clk),
.reset (reset),
.csr_req_if (csr_req_if),
.csr_io_req_if (csr_io_req_if),
.csr_wb_if (csr_wb_if),
.reset (reset),
.perf_cntrs_if (perf_cntrs_if),
.csr_io_req_if (csr_io_req_if),
.csr_io_rsp_if (csr_io_rsp_if),
.notify_commit (notify_commit)
.csr_req_if (csr_req_if),
.csr_commit_if (csr_commit_if)
);
VX_mul_unit #(
@@ -104,14 +90,15 @@ module VX_execute #(
.clk (clk),
.reset (reset),
.mul_req_if (mul_req_if),
.mul_wb_if (mul_wb_if)
.mul_commit_if (mul_commit_if)
);
VX_gpu_unit #(
.CORE_ID(CORE_ID)
) gpu_unit (
.gpu_req_if (gpu_req_if),
.warp_ctl_if (warp_ctl_if)
.warp_ctl_if (warp_ctl_if),
.gpu_commit_if (gpu_commit_if)
);
assign ebreak = (| branch_req_if.valid) && (branch_req_if.br_op == `BR_EBREAK || branch_req_if.br_op == `BR_ECALL);