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FPU float<->int conversion optimization

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This commit is contained in:
Blaise Tine
2020-12-29 15:37:45 -08:00
parent e83c4638a0
commit d44144f72f
53 changed files with 993 additions and 4953 deletions
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18
hw/rtl/VX_lsu_unit.v
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@@ -75,14 +75,13 @@ module VX_lsu_unit #(
wire ready_in;
wire stall_in = ~ready_in & req_valid;
VX_generic_register #(
.N(1 + `NW_BITS + `NUM_THREADS + 32 + 1 + `NR_BITS + 1 + (`NUM_THREADS * 32) + 2 + (`NUM_THREADS * (30 + 2 + 4 + 32))),
.R(1)
VX_pipe_register #(
.DATAW (1 + `NW_BITS + `NUM_THREADS + 32 + 1 + `NR_BITS + 1 + (`NUM_THREADS * 32) + 2 + (`NUM_THREADS * (30 + 2 + 4 + 32))),
.RESETW (1)
) req_pipe_reg (
.clk (clk),
.reset (reset),
.stall (stall_in),
.flush (1'b0),
.enable (!stall_in),
.data_in ({lsu_req_if.valid, lsu_req_if.wid, lsu_req_if.tmask, lsu_req_if.PC, lsu_req_if.rw, lsu_req_if.rd, lsu_req_if.wb, full_address, mem_req_sext, mem_req_addr, mem_req_offset, mem_req_byteen, mem_req_data}),
.data_out ({req_valid, req_wid, req_tmask, req_pc, req_rw, req_rd, req_wb, req_address, req_sext, req_addr, req_offset, req_byteen, req_data})
);
@@ -210,14 +209,13 @@ module VX_lsu_unit #(
wire load_rsp_stall = ~ld_commit_if.ready && ld_commit_if.valid;
VX_generic_register #(
.N(1 + `NW_BITS + `NUM_THREADS + 32 + `NR_BITS + 1 + (`NUM_THREADS * 32)),
.R(1)
VX_pipe_register #(
.DATAW (1 + `NW_BITS + `NUM_THREADS + 32 + `NR_BITS + 1 + (`NUM_THREADS * 32)),
.RESETW (1)
) rsp_pipe_reg (
.clk (clk),
.reset (reset),
.stall (load_rsp_stall),
.flush (1'b0),
.enable (!load_rsp_stall),
.data_in ({is_load_rsp, rsp_wid, dcache_rsp_if.valid, rsp_pc, rsp_rd, rsp_wb, rsp_data}),
.data_out ({ld_commit_if.valid, ld_commit_if.wid, ld_commit_if.tmask, ld_commit_if.PC, ld_commit_if.rd, ld_commit_if.wb, ld_commit_if.data})
);