diff options
Diffstat (limited to 'techlibs')
| -rw-r--r-- | techlibs/common/cmp2lcu.v | 8 | ||||
| -rw-r--r-- | techlibs/common/techmap.v | 29 | ||||
| -rw-r--r-- | techlibs/ecp5/cells_bb.v | 4 | ||||
| -rw-r--r-- | techlibs/ice40/cells_sim.v | 2 | ||||
| -rw-r--r-- | techlibs/ice40/synth_ice40.cc | 29 |
5 files changed, 49 insertions, 23 deletions
diff --git a/techlibs/common/cmp2lcu.v b/techlibs/common/cmp2lcu.v index b6f4aeed6..e42f346d1 100644 --- a/techlibs/common/cmp2lcu.v +++ b/techlibs/common/cmp2lcu.v @@ -108,8 +108,12 @@ generate // Generate if any comparisons call for it wire [LCU_WIDTH-1:0] G_ = {G[LCU_WIDTH-1:1], G[0] | GG}; end - $__CMP2LCU #(.AB_WIDTH(AB_WIDTH-1), .AB_SIGNED(1'b0), .LCU_WIDTH(LCU_WIDTH), .BUDGET(BUDGET-COST), .CI(CI)) - _TECHMAP_REPLACE_ (.A(A[AB_WIDTH-2:0]), .B(B[AB_WIDTH-2:0]), .P(P_), .G(G_), .Y(Y)); + if (AB_WIDTH == 1) + $__CMP2LCU #(.AB_WIDTH(AB_WIDTH-1), .AB_SIGNED(1'b0), .LCU_WIDTH(LCU_WIDTH), .BUDGET(BUDGET-COST), .CI(CI)) + _TECHMAP_REPLACE_ (.A(), .B(), .P(P_), .G(G_), .Y(Y)); + else + $__CMP2LCU #(.AB_WIDTH(AB_WIDTH-1), .AB_SIGNED(1'b0), .LCU_WIDTH(LCU_WIDTH), .BUDGET(BUDGET-COST), .CI(CI)) + _TECHMAP_REPLACE_ (.A(A[AB_WIDTH-2:0]), .B(B[AB_WIDTH-2:0]), .P(P_), .G(G_), .Y(Y)); end end endgenerate diff --git a/techlibs/common/techmap.v b/techlibs/common/techmap.v index ecf4d5dc5..225cff449 100644 --- a/techlibs/common/techmap.v +++ b/techlibs/common/techmap.v @@ -285,13 +285,32 @@ module _90_alu (A, B, CI, BI, X, Y, CO); input CI, BI; output [Y_WIDTH-1:0] CO; - wire [Y_WIDTH-1:0] A_buf, B_buf; - \$pos #(.A_SIGNED(A_SIGNED), .A_WIDTH(A_WIDTH), .Y_WIDTH(Y_WIDTH)) A_conv (.A(A), .Y(A_buf)); - \$pos #(.A_SIGNED(B_SIGNED), .A_WIDTH(B_WIDTH), .Y_WIDTH(Y_WIDTH)) B_conv (.A(B), .Y(B_buf)); - - wire [Y_WIDTH-1:0] AA = A_buf; + wire [Y_WIDTH-1:0] AA, BB; wire [Y_WIDTH-1:0] BB = BI ? ~B_buf : B_buf; + if (A_WIDTH == 0) begin + wire [Y_WIDTH-1:0] B_buf; + \$pos #(.A_SIGNED(B_SIGNED), .A_WIDTH(B_WIDTH), .Y_WIDTH(Y_WIDTH)) B_conv (.A(B), .Y(B_buf)); + + assign AA = {Y_WIDTH{1'b0}}; + assign BB = BI ? ~B_buf : B_buf; + end + else if (B_WIDTH == 0) begin + wire [Y_WIDTH-1:0] A_buf; + \$pos #(.A_SIGNED(A_SIGNED), .A_WIDTH(A_WIDTH), .Y_WIDTH(Y_WIDTH)) A_conv (.A(A), .Y(A_buf)); + + assign AA = A_buf; + assign BB = {Y_WIDTH{BI ? 1'b0 : 1'b1}}; + end + else begin + wire [Y_WIDTH-1:0] A_buf, B_buf; + \$pos #(.A_SIGNED(A_SIGNED), .A_WIDTH(A_WIDTH), .Y_WIDTH(Y_WIDTH)) A_conv (.A(A), .Y(A_buf)); + \$pos #(.A_SIGNED(B_SIGNED), .A_WIDTH(B_WIDTH), .Y_WIDTH(Y_WIDTH)) B_conv (.A(B), .Y(B_buf)); + + assign AA = A_buf; + assign BB = BI ? ~B_buf : B_buf; + end + \$lcu #(.WIDTH(Y_WIDTH)) lcu (.P(X), .G(AA & BB), .CI(CI), .CO(CO)); assign X = AA ^ BB; diff --git a/techlibs/ecp5/cells_bb.v b/techlibs/ecp5/cells_bb.v index ae124e7a3..756f05366 100644 --- a/techlibs/ecp5/cells_bb.v +++ b/techlibs/ecp5/cells_bb.v @@ -652,6 +652,10 @@ module DCUA( parameter CH1_PROTOCOL = "8B10B"; parameter CH0_CDR_MAX_RATE = "2.5"; parameter CH1_CDR_MAX_RATE = "2.5"; + parameter CH0_TXDEPRE = "DISABLED"; + parameter CH1_TXDEPRE = "DISABLED"; + parameter CH0_TXDEPOST = "DISABLED"; + parameter CH1_TXDEPOST = "DISABLED"; endmodule (* blackbox *) diff --git a/techlibs/ice40/cells_sim.v b/techlibs/ice40/cells_sim.v index 6a0e3031e..5d107989d 100644 --- a/techlibs/ice40/cells_sim.v +++ b/techlibs/ice40/cells_sim.v @@ -1908,7 +1908,7 @@ module ICESTORM_LC ( o_reg <= SR_pd ? SET_NORESET : lut_o; reg o_reg_async = 1'b0; - always @(posedge polarized_clk, posedge SR) + always @(posedge polarized_clk, posedge SR_pd) if (SR_pd) o_reg_async <= SET_NORESET; else if (CEN_pu) diff --git a/techlibs/ice40/synth_ice40.cc b/techlibs/ice40/synth_ice40.cc index 2b211572d..6e05ab0b2 100644 --- a/techlibs/ice40/synth_ice40.cc +++ b/techlibs/ice40/synth_ice40.cc @@ -225,10 +225,10 @@ struct SynthIce40Pass : public ScriptPass device_opt = args[++argidx]; continue; } - if (args[argidx] == "-flowmap") { - flowmap = true; - continue; - } + if (args[argidx] == "-flowmap") { + flowmap = true; + continue; + } break; } extra_args(args, argidx, design); @@ -240,13 +240,12 @@ struct SynthIce40Pass : public ScriptPass if (abc9 && retime) log_cmd_error("-retime option not currently compatible with -abc9!\n"); - - if (abc9 && noabc) - log_cmd_error("-abc9 is incompatible with -noabc!\n"); - if (abc9 && flowmap) - log_cmd_error("-abc9 is incompatible with -flowmap!\n"); - if (flowmap && noabc) - log_cmd_error("-flowmap is incompatible with -noabc!\n"); + if (abc9 && noabc) + log_cmd_error("-abc9 is incompatible with -noabc!\n"); + if (abc9 && flowmap) + log_cmd_error("-abc9 is incompatible with -flowmap!\n"); + if (flowmap && noabc) + log_cmd_error("-flowmap is incompatible with -noabc!\n"); log_header(design, "Executing SYNTH_ICE40 pass.\n"); log_push(); @@ -372,10 +371,10 @@ struct SynthIce40Pass : public ScriptPass run("techmap -map +/ice40/latches_map.v"); if (noabc || flowmap || help_mode) { run("simplemap", " (if -noabc or -flowmap)"); - if (noabc || help_mode) - run("techmap -map +/gate2lut.v -D LUT_WIDTH=4", "(only if -noabc)"); - if (flowmap || help_mode) - run("flowmap -maxlut 4", "(only if -flowmap)"); + if (noabc || help_mode) + run("techmap -map +/gate2lut.v -D LUT_WIDTH=4", "(only if -noabc)"); + if (flowmap || help_mode) + run("flowmap -maxlut 4", "(only if -flowmap)"); } if (!noabc) { if (abc9) { |