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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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9
hw/rtl/VX_fpu_unit.v
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@@ -150,14 +150,13 @@ module VX_fpu_unit #(
wire stall_out = ~fpu_commit_if.ready && fpu_commit_if.valid;
VX_generic_register #(
.N(1 + `NW_BITS + `NUM_THREADS + 32 + `NR_BITS + 1 + (`NUM_THREADS * 32) + 1 + `FFG_BITS),
.R(1)
VX_pipe_register #(
.DATAW (1 + `NW_BITS + `NUM_THREADS + 32 + `NR_BITS + 1 + (`NUM_THREADS * 32) + 1 + `FFG_BITS),
.RESETW (1)
) pipe_reg (
.clk (clk),
.reset (reset),
.stall (stall_out),
.flush (1'b0),
.enable (!stall_out),
.data_in ({valid_out, rsp_wid, rsp_tmask, rsp_PC, rsp_rd, rsp_wb, result, has_fflags, rsp_fflags}),
.data_out ({fpu_commit_if.valid, fpu_commit_if.wid, fpu_commit_if.tmask, fpu_commit_if.PC, fpu_commit_if.rd, fpu_commit_if.wb, fpu_commit_if.data, has_fflags_r, fflags_r})
);