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

area optimization bundle

Browse Source
This commit is contained in:
Blaise Tine
2021-09-05 23:35:44 -07:00
parent fe5112b6c1
commit b52ace5142
9 changed files with 89 additions and 89 deletions
Download Patch File Download Diff File Expand all files Collapse all files

26
hw/rtl/VX_commit.v
View File

@@ -20,8 +20,6 @@ module VX_commit #(
VX_writeback_if writeback_if,
VX_cmt_to_csr_if cmt_to_csr_if
);
localparam CMTW = $clog2(3*`NUM_THREADS+1);
// CSRs update
wire alu_commit_fire = alu_commit_if.valid && alu_commit_if.ready;
@@ -42,30 +40,24 @@ module VX_commit #(
`endif
|| gpu_commit_fire;
wire [`NUM_THREADS-1:0] commit_tmask1, commit_tmask2, commit_tmask3;
assign commit_tmask1 = alu_commit_fire ? alu_commit_if.tmask:
ld_commit_fire ? ld_commit_if.tmask:
csr_commit_fire ? csr_commit_if.tmask:
wire [`NUM_THREADS-1:0] commit_tmask;
assign commit_tmask = alu_commit_fire ? alu_commit_if.tmask:
ld_commit_fire ? ld_commit_if.tmask:
st_commit_fire ? st_commit_if.tmask:
csr_commit_fire ? csr_commit_if.tmask:
`ifdef EXT_F_ENABLE
fpu_commit_fire ? fpu_commit_if.tmask:
fpu_commit_fire ? fpu_commit_if.tmask:
`endif
0;
assign commit_tmask2 = st_commit_fire ? st_commit_if.tmask : 0;
assign commit_tmask3 = gpu_commit_fire ? gpu_commit_if.tmask : 0;
wire [CMTW-1:0] commit_size;
assign commit_size = $countones({commit_tmask3, commit_tmask2, commit_tmask1});
/*gpu_commit_fire ?*/ gpu_commit_if.tmask;
VX_pipe_register #(
.DATAW (1 + CMTW),
.DATAW (1 + $clog2(`NUM_THREADS+1)),
.RESETW (1)
) pipe_reg (
.clk (clk),
.reset (reset),
.enable (1'b1),
.data_in ({commit_fire, commit_size}),
.data_in ({commit_fire, $countones(commit_tmask)}),
.data_out ({cmt_to_csr_if.valid, cmt_to_csr_if.commit_size})
);