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fixed FPU handshake, optimized writeback's critical path

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This commit is contained in:
Blaise Tine
2020-08-07 10:11:54 -07:00
parent ffd9515881
commit cd29362d10
26 changed files with 212 additions and 2368 deletions
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2
hw/rtl/interfaces/VX_cmt_to_csr_if.v
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@@ -12,7 +12,7 @@ interface VX_cmt_to_csr_if ();
wire [`NE_BITS:0] num_commits;
wire has_fflags;
wire [`FFG_BITS-1:0] fflags;
fflags_t fflags;
endinterface

4
hw/rtl/interfaces/VX_fpu_to_cmt_if.v
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@@ -7,9 +7,9 @@ interface VX_fpu_to_cmt_if ();
wire valid;
wire [`ISTAG_BITS-1:0] issue_tag;
wire [`NUM_THREADS-1:0][31:0] data;
wire [`NUM_THREADS-1:0][31:0] data;
wire has_fflags;
wire [`NUM_THREADS-1:0][`FFG_BITS-1:0] fflags;
fflags_t [`NUM_THREADS-1:0] fflags;
wire ready;
endinterface