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lkg build with pipeline + FPU fixes

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This commit is contained in:
Blaise Tine
2020-07-31 09:29:44 -04:00
parent 0d82a8aa4f
commit c9755a0c48
33 changed files with 408 additions and 294 deletions
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26
hw/rtl/VX_commit.v
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@@ -39,15 +39,27 @@ module VX_commit #(
);
assign cmt_to_csr_if.valid = (| commited_mask);
assign cmt_to_csr_if.warp_num = cmt_to_issue_if.fpu_data.warp_num;
assign cmt_to_csr_if.num_commits = num_commits;
assign cmt_to_csr_if.upd_fflags = (fpu_commit_if.valid && fpu_commit_if.ready) && fpu_commit_if.upd_fflags;
integer i;
assign cmt_to_csr_if.upd_fflags = (fpu_commit_if.valid && fpu_commit_if.ready) && fpu_commit_if.upd_fflags;
assign cmt_to_csr_if.fpu_warp_num = cmt_to_issue_if.fpu_data.warp_num;
assign cmt_to_csr_if.fflags_NV = fpu_commit_if.fflags_NV;
assign cmt_to_csr_if.fflags_DZ = fpu_commit_if.fflags_DZ;
assign cmt_to_csr_if.fflags_OF = fpu_commit_if.fflags_OF;
assign cmt_to_csr_if.fflags_UF = fpu_commit_if.fflags_UF;
assign cmt_to_csr_if.fflags_NX = fpu_commit_if.fflags_NX;
reg [`FFG_BITS-1:0] fflags;
always @(*) begin
fflags = 0;
for (i = 0; i < `NUM_THREADS; i++) begin
if (cmt_to_issue_if.fpu_data.thread_mask[i]) begin
fflags[0] |= fpu_commit_if.fflags[i][0];
fflags[1] |= fpu_commit_if.fflags[i][1];
fflags[2] |= fpu_commit_if.fflags[i][2];
fflags[3] |= fpu_commit_if.fflags[i][3];
fflags[4] |= fpu_commit_if.fflags[i][4];
end
end
end
assign cmt_to_csr_if.fflags = fflags;
// Notify issue stage