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Merge pull request #5698 from YosysHQ/lofty/analogdevices

synth_analogdevices: synthesis for Analog Devices EFLX FPGAs [sc-273]
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Lofty 2026-03-06 08:57:59 +00:00 committed by GitHub
commit 050483a6b2
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GPG key ID: B5690EEEBB952194
47 changed files with 4943 additions and 12 deletions

View file

@ -920,6 +920,7 @@ endif
# Tests that generate .mk with tests/gen-tests-makefile.sh
MK_TEST_DIRS =
MK_TEST_DIRS += tests/arch/analogdevices
MK_TEST_DIRS += tests/arch/anlogic
MK_TEST_DIRS += tests/arch/ecp5
MK_TEST_DIRS += tests/arch/efinix

View file

@ -561,7 +561,7 @@ struct statdata_t {
}
}
if (tech == "xilinx") {
if (tech == "xilinx" || tech == "analogdevices") {
log("\n");
log(" Estimated number of LCs: %10u\n", estimate_xilinx_lc());
}
@ -628,7 +628,7 @@ struct statdata_t {
first_line = false;
}
log("\n }\n");
if (tech == "xilinx") {
if (tech == "xilinx" || tech == "analogdevices") {
log(" \"estimated_num_lc\": %u,\n", estimate_xilinx_lc());
}
if (tech == "cmos") {
@ -710,7 +710,7 @@ struct statdata_t {
log("\n");
log(" }");
}
if (tech == "xilinx") {
if (tech == "xilinx" || tech == "analogdevices") {
log(",\n");
log(" \"estimated_num_lc\": %u", estimate_xilinx_lc());
}
@ -908,7 +908,7 @@ struct StatPass : public Pass {
log("\n");
log(" -tech <technology>\n");
log(" print area estimate for the specified technology. Currently supported\n");
log(" values for <technology>: xilinx, cmos\n");
log(" values for <technology>: xilinx, analogdevices, cmos\n");
log("\n");
log(" -width\n");
log(" annotate internal cell types with their word width.\n");
@ -968,7 +968,7 @@ struct StatPass : public Pass {
if (!json_mode)
log_header(design, "Printing statistics.\n");
if (techname != "" && techname != "xilinx" && techname != "cmos" && !json_mode)
if (techname != "" && techname != "xilinx" && techname != "analogdevices" && techname != "cmos" && !json_mode)
log_cmd_error("Unsupported technology: '%s'\n", techname);
if (json_mode) {

View file

@ -39,7 +39,8 @@ struct OptLutInsPass : public Pass {
log("\n");
log(" -tech <technology>\n");
log(" Instead of generic $lut cells, operate on LUT cells specific\n");
log(" to the given technology. Valid values are: xilinx, lattice, gowin.\n");
log(" to the given technology. Valid values are: xilinx, lattice,\n");
log(" gowin, analogdevices.\n");
log("\n");
}
void execute(std::vector<std::string> args, RTLIL::Design *design) override
@ -58,7 +59,7 @@ struct OptLutInsPass : public Pass {
}
extra_args(args, argidx, design);
if (techname != "" && techname != "xilinx" && techname != "lattice" && techname != "ecp5" && techname != "gowin")
if (techname != "" && techname != "xilinx" && techname != "lattice" && techname != "analogdevices" && techname != "gowin")
log_cmd_error("Unsupported technology: '%s'\n", techname);
for (auto module : design->selected_modules())
@ -81,7 +82,7 @@ struct OptLutInsPass : public Pass {
inputs = cell->getPort(ID::A);
output = cell->getPort(ID::Y);
lut = cell->getParam(ID::LUT);
} else if (techname == "xilinx" || techname == "gowin") {
} else if (techname == "xilinx" || techname == "gowin" || techname == "analogdevices") {
if (cell->type == ID(LUT1)) {
inputs = {
cell->getPort(ID(I0)),
@ -126,11 +127,11 @@ struct OptLutInsPass : public Pass {
continue;
}
lut = cell->getParam(ID::INIT);
if (techname == "xilinx")
if (techname == "xilinx" || techname == "analogdevices")
output = cell->getPort(ID::O);
else
output = cell->getPort(ID::F);
} else if (techname == "lattice" || techname == "ecp5") {
} else if (techname == "lattice") {
if (cell->type == ID(LUT4)) {
inputs = {
cell->getPort(ID::A),
@ -236,7 +237,7 @@ struct OptLutInsPass : public Pass {
} else {
// xilinx, gowin
cell->setParam(ID::INIT, new_lut);
if (techname == "xilinx")
if (techname == "xilinx" || techname == "analogdevices")
log_assert(GetSize(new_inputs) <= 6);
else
log_assert(GetSize(new_inputs) <= 4);

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@ -0,0 +1,21 @@
OBJS += techlibs/analogdevices/synth_analogdevices.o
$(eval $(call add_share_file,share/analogdevices,techlibs/analogdevices/cells_map.v))
$(eval $(call add_share_file,share/analogdevices,techlibs/analogdevices/cells_sim.v))
$(eval $(call add_share_file,share/analogdevices,techlibs/analogdevices/lutrams.txt))
$(eval $(call add_share_file,share/analogdevices,techlibs/analogdevices/lutrams_map.v))
$(eval $(call add_share_file,share/analogdevices,techlibs/analogdevices/brams_defs.vh))
$(eval $(call add_share_file,share/analogdevices,techlibs/analogdevices/brams.txt))
$(eval $(call add_share_file,share/analogdevices,techlibs/analogdevices/brams_map.v))
$(eval $(call add_share_file,share/analogdevices,techlibs/analogdevices/arith_map.v))
$(eval $(call add_share_file,share/analogdevices,techlibs/analogdevices/ff_map.v))
$(eval $(call add_share_file,share/analogdevices,techlibs/analogdevices/lut_map.v))
$(eval $(call add_share_file,share/analogdevices,techlibs/analogdevices/mux_map.v))
$(eval $(call add_share_file,share/analogdevices,techlibs/analogdevices/dsp_map.v))
$(eval $(call add_share_file,share/analogdevices,techlibs/analogdevices/abc9_model.v))

View file

@ -0,0 +1,39 @@
/*
* yosys -- Yosys Open SYnthesis Suite
*
* Copyright (C) 2012 Claire Xenia Wolf <claire@yosyshq.com>
* 2019 Eddie Hung <eddie@fpgeh.com>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
*/
// ============================================================================
// Box containing MUXF7.[AB] + MUXF8,
// Necessary to make these an atomic unit so that
// ABC cannot optimise just one of the MUXF7 away
// and expect to save on its delay
(* abc9_box, lib_whitebox *)
module \$__ANALOGDEVICES_MUXF78 (output O, input I0, I1, I2, I3, S0, S1);
assign O = S1 ? (S0 ? I3 : I2)
: (S0 ? I1 : I0);
specify
(I0 => O) = 294;
(I1 => O) = 297;
(I2 => O) = 311;
(I3 => O) = 317;
(S0 => O) = 390;
(S1 => O) = 273;
endspecify
endmodule

View file

@ -0,0 +1,173 @@
/*
* yosys -- Yosys Open SYnthesis Suite
*
* Copyright (C) 2012 Claire Xenia Wolf <claire@yosyshq.com>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
*/
// ============================================================================
// LCU
(* techmap_celltype = "$lcu" *)
module _80_analogdevices_lcu (P, G, CI, CO);
parameter WIDTH = 2;
(* force_downto *)
input [WIDTH-1:0] P, G;
input CI;
(* force_downto *)
output [WIDTH-1:0] CO;
wire _TECHMAP_FAIL_ = WIDTH <= 2;
genvar i;
generate
localparam CARRY4_COUNT = (WIDTH + 3) / 4;
localparam MAX_WIDTH = CARRY4_COUNT * 4;
localparam PAD_WIDTH = MAX_WIDTH - WIDTH;
(* force_downto *)
wire [MAX_WIDTH-1:0] S = {{PAD_WIDTH{1'b0}}, P & ~G};
(* force_downto *)
wire [MAX_WIDTH-1:0] GG = {{PAD_WIDTH{1'b0}}, G};
(* force_downto *)
wire [MAX_WIDTH-1:0] C;
assign CO = C;
generate for (i = 0; i < CARRY4_COUNT; i = i + 1) begin:slice
if (i == 0) begin
wire INITCO;
CRY4INIT init
(
.CYINIT(CI),
.CO (INITCO)
);
CRY4 carry4
(
.CYINIT(1'd0),
.CI (INITCO),
.DI (GG[i*4 +: 4]),
.S (S [i*4 +: 4]),
.CO (C [i*4 +: 4]),
);
end else begin
CRY4 carry4
(
.CYINIT(1'd0),
.CI (C [i*4 - 1]),
.DI (GG[i*4 +: 4]),
.S (S [i*4 +: 4]),
.CO (C [i*4 +: 4]),
);
end
end endgenerate
endgenerate
endmodule
// ============================================================================
// ALU
(* techmap_celltype = "$alu" *)
module _80_analogdevices_alu (A, B, CI, BI, X, Y, CO);
parameter A_SIGNED = 0;
parameter B_SIGNED = 0;
parameter A_WIDTH = 1;
parameter B_WIDTH = 1;
parameter Y_WIDTH = 1;
parameter _TECHMAP_CONSTVAL_CI_ = 0;
parameter _TECHMAP_CONSTMSK_CI_ = 0;
(* force_downto *)
input [A_WIDTH-1:0] A;
(* force_downto *)
input [B_WIDTH-1:0] B;
(* force_downto *)
output [Y_WIDTH-1:0] X, Y;
input CI, BI;
(* force_downto *)
output [Y_WIDTH-1:0] CO;
wire _TECHMAP_FAIL_ = Y_WIDTH <= 2;
(* force_downto *)
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));
(* force_downto *)
wire [Y_WIDTH-1:0] AA = A_buf;
(* force_downto *)
wire [Y_WIDTH-1:0] BB = BI ? ~B_buf : B_buf;
genvar i;
localparam CARRY4_COUNT = (Y_WIDTH + 3) / 4;
localparam MAX_WIDTH = CARRY4_COUNT * 4;
localparam PAD_WIDTH = MAX_WIDTH - Y_WIDTH;
(* force_downto *)
wire [MAX_WIDTH-1:0] S = {{PAD_WIDTH{1'b0}}, AA ^ BB};
(* force_downto *)
wire [MAX_WIDTH-1:0] DI = {{PAD_WIDTH{1'b0}}, AA};
(* force_downto *)
wire [MAX_WIDTH-1:0] O;
(* force_downto *)
wire [MAX_WIDTH-1:0] C;
assign Y = O, CO = C;
genvar i;
generate for (i = 0; i < CARRY4_COUNT; i = i + 1) begin:slice
if (i == 0) begin
wire INITCO;
CRY4INIT init
(
.CYINIT(CI),
.CO (INITCO)
);
CRY4 carry4
(
.CYINIT(1'd0),
.CI (INITCO),
.DI (DI[i*4 +: 4]),
.S (S [i*4 +: 4]),
.O (O [i*4 +: 4]),
.CO (C [i*4 +: 4])
);
end else begin
CRY4 carry4
(
.CYINIT(1'd0),
.CI (C [i*4 - 1]),
.DI (DI[i*4 +: 4]),
.S (S [i*4 +: 4]),
.O (O [i*4 +: 4]),
.CO (C [i*4 +: 4])
);
end
end endgenerate
assign X = S;
endmodule

View file

@ -0,0 +1,285 @@
ifdef IS_T16FFC {
ram block $__ANALOGDEVICES_BLOCKRAM_FULL_ {
option "ERR" "ECC" {
style "ECC";
option "SIZE" "2048x32" {
abits 11;
width 32;
byte 32;
option "MODE" "TDP" cost 4502;
option "MODE" "SDP" forbid;
option "MODE" "SP" forbid;
}
option "SIZE" "1024x32" {
abits 10;
width 32;
byte 32;
option "MODE" "TDP" forbid;
option "MODE" "SDP" cost 2402;
option "MODE" "SP" forbid;
}
}
option "ERR" "BP" {
style "BP";
option "SIZE" "2048x36" {
abits 11;
width 36;
byte 9;
option "MODE" "TDP" cost 4504;
option "MODE" "SDP" forbid;
option "MODE" "SP" forbid;
}
option "SIZE" "1024x36" {
abits 10;
width 36;
byte 9;
option "MODE" "TDP" forbid;
option "MODE" "SDP" cost 2404;
option "MODE" "SP" forbid;
}
}
option "ERR" "FP" {
style "FP";
option "SIZE" "2048x18" {
abits 11;
width 18;
byte 18;
option "MODE" "TDP" cost 2501;
option "MODE" "SDP" cost 2401;
option "MODE" "SP" forbid;
}
}
option "ERR" "NONE" {
option "SIZE" "8192x05" {
abits 13;
width 5;
byte 1;
option "MODE" "TDP" cost 2505;
option "MODE" "SDP" forbid;
option "MODE" "SP" forbid;
}
option "SIZE" "4096x09" {
abits 12;
width 9;
byte 1;
option "MODE" "TDP" cost 2509;
option "MODE" "SDP" forbid;
option "MODE" "SP" forbid;
}
option "SIZE" "4096x10" {
abits 12;
width 10;
byte 1;
option "MODE" "TDP" forbid;
option "MODE" "SDP" cost 2410;
option "MODE" "SP" forbid;
}
option "SIZE" "2048x20" {
abits 11;
width 20;
byte 1;
option "MODE" "TDP" forbid;
option "MODE" "SDP" forbid;
option "MODE" "SP" cost 2320;
}
option "SIZE" "2048x40" {
abits 11;
width 40;
byte 8;
option "MODE" "TDP" cost 4505;
option "MODE" "SDP" forbid;
option "MODE" "SP" forbid;
}
}
# supports any initialization value, but need to export memory files
init any;
option "MODE" "TDP" {
port srsw "A" {
clock anyedge;
clken;
rdwr no_change;
}
port srsw "B" {
clock anyedge;
clken;
rdwr no_change;
}
}
option "MODE" "SDP" {
port sw "A" {
clock anyedge;
clken;
}
port sr "B" {
clock anyedge;
clken;
}
}
option "MODE" "SP" {
port srsw "A" {
clock anyedge;
clken;
rdwr no_change;
}
}
}
}
ram block $__ANALOGDEVICES_BLOCKRAM_HALF_ {
option "ERR" "ECC" {
style "ECC";
option "SIZE" "1024x32" {
abits 10;
width 32;
byte 32;
option "MODE" "SDP" cost 2402;
option "MODE" "SP" forbid;
option "MODE" "SP2" forbid;
}
option "SIZE" "512x32" {
abits 9;
width 32;
byte 32;
option "MODE" "SDP" forbid;
option "MODE" "SP" cost 2302;
option "MODE" "SP2" forbid;
}
}
option "ERR" "BP" {
style "BP";
option "SIZE" "1024x36" {
abits 10;
width 36;
byte 9;
option "MODE" "SDP" cost 2404;
option "MODE" "SP" forbid;
option "MODE" "SP2" forbid;
}
option "SIZE" "512x36" {
abits 9;
width 36;
byte 9;
option "MODE" "SDP" forbid;
option "MODE" "SP" cost 2304;
option "MODE" "SP2" forbid;
}
}
option "ERR" "FP" {
style "FP";
option "SIZE" "1024x18" {
abits 10;
width 18;
byte 18;
option "MODE" "SDP" forbid;
option "MODE" "SP" forbid;
option "MODE" "SP2" cost 2301;
}
}
option "ERR" "NONE" {
option "SIZE" "4096x05" {
abits 12;
width 5;
byte 1;
option "MODE" "SDP" cost 2405;
option "MODE" "SP" cost 2305;
option "MODE" "SP2" forbid;
}
option "SIZE" "2048x09" {
abits 11;
width 9;
byte 1;
option "MODE" "SDP" cost 2409;
option "MODE" "SP" forbid;
option "MODE" "SP2" cost 2309;
}
option "SIZE" "2048x10" {
abits 11;
width 10;
byte 1;
option "MODE" "SDP" cost 2410;
option "MODE" "SP" forbid;
option "MODE" "SP2" forbid;
}
option "SIZE" "1024x20" {
abits 10;
width 20;
byte 1;
option "MODE" "SDP" forbid;
option "MODE" "SP" cost 2320;
option "MODE" "SP2" forbid;
}
option "SIZE" "1024x40" {
abits 10;
width 40;
byte 8;
option "MODE" "SDP" cost 2405;
option "MODE" "SP" forbid;
option "MODE" "SP2" forbid;
}
}
option "MODE" "SDP" {
ifdef IS_T16FFC forbid;
port sw "A" {
clock anyedge;
clken;
}
port sr "B" {
clock anyedge;
clken;
}
}
option "MODE" "SP" {
ifdef IS_T16FFC forbid;
port srsw "A" {
clock anyedge;
clken;
rdwr no_change;
}
}
option "MODE" "SP2" {
ifdef IS_T40LP forbid;
port srsw "A" {
clock anyedge;
clken;
rdwr no_change;
}
}
}
ifdef IS_T40LP {
ram block $__ANALOGDEVICES_BLOCKRAM_QUARTER_ {
option "ERR" "BP" {
style "BP";
option "SIZE" "512x18" {
abits 9;
width 18;
byte 9;
option "MODE" "SP2" cost 2202;
}
}
option "ERR" "NONE" {
option "SIZE" "2048x05" {
abits 11;
width 5;
byte 1;
option "MODE" "SP2" cost 2205;
}
option "SIZE" "1024x09" {
abits 10;
width 9;
byte 1;
option "MODE" "SP2" cost 2209;
}
}
option "MODE" "SP2" {
port srsw "A" {
clock anyedge;
clken;
rdwr no_change;
}
}
}
}

View file

@ -0,0 +1,561 @@
`define PARAMS_INIT_9 \
.INIT_00(slice_init('h00)), \
.INIT_01(slice_init('h01)), \
.INIT_02(slice_init('h02)), \
.INIT_03(slice_init('h03)), \
.INIT_04(slice_init('h04)), \
.INIT_05(slice_init('h05)), \
.INIT_06(slice_init('h06)), \
.INIT_07(slice_init('h07)), \
.INIT_08(slice_init('h08)), \
.INIT_09(slice_init('h09)), \
.INIT_0A(slice_init('h0a)), \
.INIT_0B(slice_init('h0b)), \
.INIT_0C(slice_init('h0c)), \
.INIT_0D(slice_init('h0d)), \
.INIT_0E(slice_init('h0e)), \
.INIT_0F(slice_init('h0f)), \
.INIT_10(slice_init('h10)), \
.INIT_11(slice_init('h11)), \
.INIT_12(slice_init('h12)), \
.INIT_13(slice_init('h13)), \
.INIT_14(slice_init('h14)), \
.INIT_15(slice_init('h15)), \
.INIT_16(slice_init('h16)), \
.INIT_17(slice_init('h17)), \
.INIT_18(slice_init('h18)), \
.INIT_19(slice_init('h19)), \
.INIT_1A(slice_init('h1a)), \
.INIT_1B(slice_init('h1b)), \
.INIT_1C(slice_init('h1c)), \
.INIT_1D(slice_init('h1d)), \
.INIT_1E(slice_init('h1e)), \
.INIT_1F(slice_init('h1f)),
`define PARAMS_INITP_9 \
.INITP_00(slice_initp('h00)), \
.INITP_01(slice_initp('h01)), \
.INITP_02(slice_initp('h02)), \
.INITP_03(slice_initp('h03)),
`define PARAMS_INIT_18 \
.INIT_00(slice_init('h00)), \
.INIT_01(slice_init('h01)), \
.INIT_02(slice_init('h02)), \
.INIT_03(slice_init('h03)), \
.INIT_04(slice_init('h04)), \
.INIT_05(slice_init('h05)), \
.INIT_06(slice_init('h06)), \
.INIT_07(slice_init('h07)), \
.INIT_08(slice_init('h08)), \
.INIT_09(slice_init('h09)), \
.INIT_0A(slice_init('h0a)), \
.INIT_0B(slice_init('h0b)), \
.INIT_0C(slice_init('h0c)), \
.INIT_0D(slice_init('h0d)), \
.INIT_0E(slice_init('h0e)), \
.INIT_0F(slice_init('h0f)), \
.INIT_10(slice_init('h10)), \
.INIT_11(slice_init('h11)), \
.INIT_12(slice_init('h12)), \
.INIT_13(slice_init('h13)), \
.INIT_14(slice_init('h14)), \
.INIT_15(slice_init('h15)), \
.INIT_16(slice_init('h16)), \
.INIT_17(slice_init('h17)), \
.INIT_18(slice_init('h18)), \
.INIT_19(slice_init('h19)), \
.INIT_1A(slice_init('h1a)), \
.INIT_1B(slice_init('h1b)), \
.INIT_1C(slice_init('h1c)), \
.INIT_1D(slice_init('h1d)), \
.INIT_1E(slice_init('h1e)), \
.INIT_1F(slice_init('h1f)), \
.INIT_20(slice_init('h20)), \
.INIT_21(slice_init('h21)), \
.INIT_22(slice_init('h22)), \
.INIT_23(slice_init('h23)), \
.INIT_24(slice_init('h24)), \
.INIT_25(slice_init('h25)), \
.INIT_26(slice_init('h26)), \
.INIT_27(slice_init('h27)), \
.INIT_28(slice_init('h28)), \
.INIT_29(slice_init('h29)), \
.INIT_2A(slice_init('h2a)), \
.INIT_2B(slice_init('h2b)), \
.INIT_2C(slice_init('h2c)), \
.INIT_2D(slice_init('h2d)), \
.INIT_2E(slice_init('h2e)), \
.INIT_2F(slice_init('h2f)), \
.INIT_30(slice_init('h30)), \
.INIT_31(slice_init('h31)), \
.INIT_32(slice_init('h32)), \
.INIT_33(slice_init('h33)), \
.INIT_34(slice_init('h34)), \
.INIT_35(slice_init('h35)), \
.INIT_36(slice_init('h36)), \
.INIT_37(slice_init('h37)), \
.INIT_38(slice_init('h38)), \
.INIT_39(slice_init('h39)), \
.INIT_3A(slice_init('h3a)), \
.INIT_3B(slice_init('h3b)), \
.INIT_3C(slice_init('h3c)), \
.INIT_3D(slice_init('h3d)), \
.INIT_3E(slice_init('h3e)), \
.INIT_3F(slice_init('h3f)),
`define PARAMS_INIT_18_U \
.INIT_00(slice_init('h40)), \
.INIT_01(slice_init('h41)), \
.INIT_02(slice_init('h42)), \
.INIT_03(slice_init('h43)), \
.INIT_04(slice_init('h44)), \
.INIT_05(slice_init('h45)), \
.INIT_06(slice_init('h46)), \
.INIT_07(slice_init('h47)), \
.INIT_08(slice_init('h48)), \
.INIT_09(slice_init('h49)), \
.INIT_0A(slice_init('h4a)), \
.INIT_0B(slice_init('h4b)), \
.INIT_0C(slice_init('h4c)), \
.INIT_0D(slice_init('h4d)), \
.INIT_0E(slice_init('h4e)), \
.INIT_0F(slice_init('h4f)), \
.INIT_10(slice_init('h50)), \
.INIT_11(slice_init('h51)), \
.INIT_12(slice_init('h52)), \
.INIT_13(slice_init('h53)), \
.INIT_14(slice_init('h54)), \
.INIT_15(slice_init('h55)), \
.INIT_16(slice_init('h56)), \
.INIT_17(slice_init('h57)), \
.INIT_18(slice_init('h58)), \
.INIT_19(slice_init('h59)), \
.INIT_1A(slice_init('h5a)), \
.INIT_1B(slice_init('h5b)), \
.INIT_1C(slice_init('h5c)), \
.INIT_1D(slice_init('h5d)), \
.INIT_1E(slice_init('h5e)), \
.INIT_1F(slice_init('h5f)), \
.INIT_20(slice_init('h60)), \
.INIT_21(slice_init('h61)), \
.INIT_22(slice_init('h62)), \
.INIT_23(slice_init('h63)), \
.INIT_24(slice_init('h64)), \
.INIT_25(slice_init('h65)), \
.INIT_26(slice_init('h66)), \
.INIT_27(slice_init('h67)), \
.INIT_28(slice_init('h68)), \
.INIT_29(slice_init('h69)), \
.INIT_2A(slice_init('h6a)), \
.INIT_2B(slice_init('h6b)), \
.INIT_2C(slice_init('h6c)), \
.INIT_2D(slice_init('h6d)), \
.INIT_2E(slice_init('h6e)), \
.INIT_2F(slice_init('h6f)), \
.INIT_30(slice_init('h70)), \
.INIT_31(slice_init('h71)), \
.INIT_32(slice_init('h72)), \
.INIT_33(slice_init('h73)), \
.INIT_34(slice_init('h74)), \
.INIT_35(slice_init('h75)), \
.INIT_36(slice_init('h76)), \
.INIT_37(slice_init('h77)), \
.INIT_38(slice_init('h78)), \
.INIT_39(slice_init('h79)), \
.INIT_3A(slice_init('h7a)), \
.INIT_3B(slice_init('h7b)), \
.INIT_3C(slice_init('h7c)), \
.INIT_3D(slice_init('h7d)), \
.INIT_3E(slice_init('h7e)), \
.INIT_3F(slice_init('h7f)),
`define PARAMS_INITP_18 \
.INITP_00(slice_initp('h00)), \
.INITP_01(slice_initp('h01)), \
.INITP_02(slice_initp('h02)), \
.INITP_03(slice_initp('h03)), \
.INITP_04(slice_initp('h04)), \
.INITP_05(slice_initp('h05)), \
.INITP_06(slice_initp('h06)), \
.INITP_07(slice_initp('h07)),
`define PARAMS_INIT_36 \
.INIT_00(slice_init('h00)), \
.INIT_01(slice_init('h01)), \
.INIT_02(slice_init('h02)), \
.INIT_03(slice_init('h03)), \
.INIT_04(slice_init('h04)), \
.INIT_05(slice_init('h05)), \
.INIT_06(slice_init('h06)), \
.INIT_07(slice_init('h07)), \
.INIT_08(slice_init('h08)), \
.INIT_09(slice_init('h09)), \
.INIT_0A(slice_init('h0a)), \
.INIT_0B(slice_init('h0b)), \
.INIT_0C(slice_init('h0c)), \
.INIT_0D(slice_init('h0d)), \
.INIT_0E(slice_init('h0e)), \
.INIT_0F(slice_init('h0f)), \
.INIT_10(slice_init('h10)), \
.INIT_11(slice_init('h11)), \
.INIT_12(slice_init('h12)), \
.INIT_13(slice_init('h13)), \
.INIT_14(slice_init('h14)), \
.INIT_15(slice_init('h15)), \
.INIT_16(slice_init('h16)), \
.INIT_17(slice_init('h17)), \
.INIT_18(slice_init('h18)), \
.INIT_19(slice_init('h19)), \
.INIT_1A(slice_init('h1a)), \
.INIT_1B(slice_init('h1b)), \
.INIT_1C(slice_init('h1c)), \
.INIT_1D(slice_init('h1d)), \
.INIT_1E(slice_init('h1e)), \
.INIT_1F(slice_init('h1f)), \
.INIT_20(slice_init('h20)), \
.INIT_21(slice_init('h21)), \
.INIT_22(slice_init('h22)), \
.INIT_23(slice_init('h23)), \
.INIT_24(slice_init('h24)), \
.INIT_25(slice_init('h25)), \
.INIT_26(slice_init('h26)), \
.INIT_27(slice_init('h27)), \
.INIT_28(slice_init('h28)), \
.INIT_29(slice_init('h29)), \
.INIT_2A(slice_init('h2a)), \
.INIT_2B(slice_init('h2b)), \
.INIT_2C(slice_init('h2c)), \
.INIT_2D(slice_init('h2d)), \
.INIT_2E(slice_init('h2e)), \
.INIT_2F(slice_init('h2f)), \
.INIT_30(slice_init('h30)), \
.INIT_31(slice_init('h31)), \
.INIT_32(slice_init('h32)), \
.INIT_33(slice_init('h33)), \
.INIT_34(slice_init('h34)), \
.INIT_35(slice_init('h35)), \
.INIT_36(slice_init('h36)), \
.INIT_37(slice_init('h37)), \
.INIT_38(slice_init('h38)), \
.INIT_39(slice_init('h39)), \
.INIT_3A(slice_init('h3a)), \
.INIT_3B(slice_init('h3b)), \
.INIT_3C(slice_init('h3c)), \
.INIT_3D(slice_init('h3d)), \
.INIT_3E(slice_init('h3e)), \
.INIT_3F(slice_init('h3f)), \
.INIT_40(slice_init('h40)), \
.INIT_41(slice_init('h41)), \
.INIT_42(slice_init('h42)), \
.INIT_43(slice_init('h43)), \
.INIT_44(slice_init('h44)), \
.INIT_45(slice_init('h45)), \
.INIT_46(slice_init('h46)), \
.INIT_47(slice_init('h47)), \
.INIT_48(slice_init('h48)), \
.INIT_49(slice_init('h49)), \
.INIT_4A(slice_init('h4a)), \
.INIT_4B(slice_init('h4b)), \
.INIT_4C(slice_init('h4c)), \
.INIT_4D(slice_init('h4d)), \
.INIT_4E(slice_init('h4e)), \
.INIT_4F(slice_init('h4f)), \
.INIT_50(slice_init('h50)), \
.INIT_51(slice_init('h51)), \
.INIT_52(slice_init('h52)), \
.INIT_53(slice_init('h53)), \
.INIT_54(slice_init('h54)), \
.INIT_55(slice_init('h55)), \
.INIT_56(slice_init('h56)), \
.INIT_57(slice_init('h57)), \
.INIT_58(slice_init('h58)), \
.INIT_59(slice_init('h59)), \
.INIT_5A(slice_init('h5a)), \
.INIT_5B(slice_init('h5b)), \
.INIT_5C(slice_init('h5c)), \
.INIT_5D(slice_init('h5d)), \
.INIT_5E(slice_init('h5e)), \
.INIT_5F(slice_init('h5f)), \
.INIT_60(slice_init('h60)), \
.INIT_61(slice_init('h61)), \
.INIT_62(slice_init('h62)), \
.INIT_63(slice_init('h63)), \
.INIT_64(slice_init('h64)), \
.INIT_65(slice_init('h65)), \
.INIT_66(slice_init('h66)), \
.INIT_67(slice_init('h67)), \
.INIT_68(slice_init('h68)), \
.INIT_69(slice_init('h69)), \
.INIT_6A(slice_init('h6a)), \
.INIT_6B(slice_init('h6b)), \
.INIT_6C(slice_init('h6c)), \
.INIT_6D(slice_init('h6d)), \
.INIT_6E(slice_init('h6e)), \
.INIT_6F(slice_init('h6f)), \
.INIT_70(slice_init('h70)), \
.INIT_71(slice_init('h71)), \
.INIT_72(slice_init('h72)), \
.INIT_73(slice_init('h73)), \
.INIT_74(slice_init('h74)), \
.INIT_75(slice_init('h75)), \
.INIT_76(slice_init('h76)), \
.INIT_77(slice_init('h77)), \
.INIT_78(slice_init('h78)), \
.INIT_79(slice_init('h79)), \
.INIT_7A(slice_init('h7a)), \
.INIT_7B(slice_init('h7b)), \
.INIT_7C(slice_init('h7c)), \
.INIT_7D(slice_init('h7d)), \
.INIT_7E(slice_init('h7e)), \
.INIT_7F(slice_init('h7f)),
`define PARAMS_INIT_36_U \
.INIT_00(slice_init('h80)), \
.INIT_01(slice_init('h81)), \
.INIT_02(slice_init('h82)), \
.INIT_03(slice_init('h83)), \
.INIT_04(slice_init('h84)), \
.INIT_05(slice_init('h85)), \
.INIT_06(slice_init('h86)), \
.INIT_07(slice_init('h87)), \
.INIT_08(slice_init('h88)), \
.INIT_09(slice_init('h89)), \
.INIT_0A(slice_init('h8a)), \
.INIT_0B(slice_init('h8b)), \
.INIT_0C(slice_init('h8c)), \
.INIT_0D(slice_init('h8d)), \
.INIT_0E(slice_init('h8e)), \
.INIT_0F(slice_init('h8f)), \
.INIT_10(slice_init('h90)), \
.INIT_11(slice_init('h91)), \
.INIT_12(slice_init('h92)), \
.INIT_13(slice_init('h93)), \
.INIT_14(slice_init('h94)), \
.INIT_15(slice_init('h95)), \
.INIT_16(slice_init('h96)), \
.INIT_17(slice_init('h97)), \
.INIT_18(slice_init('h98)), \
.INIT_19(slice_init('h99)), \
.INIT_1A(slice_init('h9a)), \
.INIT_1B(slice_init('h9b)), \
.INIT_1C(slice_init('h9c)), \
.INIT_1D(slice_init('h9d)), \
.INIT_1E(slice_init('h9e)), \
.INIT_1F(slice_init('h9f)), \
.INIT_20(slice_init('ha0)), \
.INIT_21(slice_init('ha1)), \
.INIT_22(slice_init('ha2)), \
.INIT_23(slice_init('ha3)), \
.INIT_24(slice_init('ha4)), \
.INIT_25(slice_init('ha5)), \
.INIT_26(slice_init('ha6)), \
.INIT_27(slice_init('ha7)), \
.INIT_28(slice_init('ha8)), \
.INIT_29(slice_init('ha9)), \
.INIT_2A(slice_init('haa)), \
.INIT_2B(slice_init('hab)), \
.INIT_2C(slice_init('hac)), \
.INIT_2D(slice_init('had)), \
.INIT_2E(slice_init('hae)), \
.INIT_2F(slice_init('haf)), \
.INIT_30(slice_init('hb0)), \
.INIT_31(slice_init('hb1)), \
.INIT_32(slice_init('hb2)), \
.INIT_33(slice_init('hb3)), \
.INIT_34(slice_init('hb4)), \
.INIT_35(slice_init('hb5)), \
.INIT_36(slice_init('hb6)), \
.INIT_37(slice_init('hb7)), \
.INIT_38(slice_init('hb8)), \
.INIT_39(slice_init('hb9)), \
.INIT_3A(slice_init('hba)), \
.INIT_3B(slice_init('hbb)), \
.INIT_3C(slice_init('hbc)), \
.INIT_3D(slice_init('hbd)), \
.INIT_3E(slice_init('hbe)), \
.INIT_3F(slice_init('hbf)), \
.INIT_40(slice_init('hc0)), \
.INIT_41(slice_init('hc1)), \
.INIT_42(slice_init('hc2)), \
.INIT_43(slice_init('hc3)), \
.INIT_44(slice_init('hc4)), \
.INIT_45(slice_init('hc5)), \
.INIT_46(slice_init('hc6)), \
.INIT_47(slice_init('hc7)), \
.INIT_48(slice_init('hc8)), \
.INIT_49(slice_init('hc9)), \
.INIT_4A(slice_init('hca)), \
.INIT_4B(slice_init('hcb)), \
.INIT_4C(slice_init('hcc)), \
.INIT_4D(slice_init('hcd)), \
.INIT_4E(slice_init('hce)), \
.INIT_4F(slice_init('hcf)), \
.INIT_50(slice_init('hd0)), \
.INIT_51(slice_init('hd1)), \
.INIT_52(slice_init('hd2)), \
.INIT_53(slice_init('hd3)), \
.INIT_54(slice_init('hd4)), \
.INIT_55(slice_init('hd5)), \
.INIT_56(slice_init('hd6)), \
.INIT_57(slice_init('hd7)), \
.INIT_58(slice_init('hd8)), \
.INIT_59(slice_init('hd9)), \
.INIT_5A(slice_init('hda)), \
.INIT_5B(slice_init('hdb)), \
.INIT_5C(slice_init('hdc)), \
.INIT_5D(slice_init('hdd)), \
.INIT_5E(slice_init('hde)), \
.INIT_5F(slice_init('hdf)), \
.INIT_60(slice_init('he0)), \
.INIT_61(slice_init('he1)), \
.INIT_62(slice_init('he2)), \
.INIT_63(slice_init('he3)), \
.INIT_64(slice_init('he4)), \
.INIT_65(slice_init('he5)), \
.INIT_66(slice_init('he6)), \
.INIT_67(slice_init('he7)), \
.INIT_68(slice_init('he8)), \
.INIT_69(slice_init('he9)), \
.INIT_6A(slice_init('hea)), \
.INIT_6B(slice_init('heb)), \
.INIT_6C(slice_init('hec)), \
.INIT_6D(slice_init('hed)), \
.INIT_6E(slice_init('hee)), \
.INIT_6F(slice_init('hef)), \
.INIT_70(slice_init('hf0)), \
.INIT_71(slice_init('hf1)), \
.INIT_72(slice_init('hf2)), \
.INIT_73(slice_init('hf3)), \
.INIT_74(slice_init('hf4)), \
.INIT_75(slice_init('hf5)), \
.INIT_76(slice_init('hf6)), \
.INIT_77(slice_init('hf7)), \
.INIT_78(slice_init('hf8)), \
.INIT_79(slice_init('hf9)), \
.INIT_7A(slice_init('hfa)), \
.INIT_7B(slice_init('hfb)), \
.INIT_7C(slice_init('hfc)), \
.INIT_7D(slice_init('hfd)), \
.INIT_7E(slice_init('hfe)), \
.INIT_7F(slice_init('hff)),
`define PARAMS_INITP_36 \
.INITP_00(slice_initp('h00)), \
.INITP_01(slice_initp('h01)), \
.INITP_02(slice_initp('h02)), \
.INITP_03(slice_initp('h03)), \
.INITP_04(slice_initp('h04)), \
.INITP_05(slice_initp('h05)), \
.INITP_06(slice_initp('h06)), \
.INITP_07(slice_initp('h07)), \
.INITP_08(slice_initp('h08)), \
.INITP_09(slice_initp('h09)), \
.INITP_0A(slice_initp('h0a)), \
.INITP_0B(slice_initp('h0b)), \
.INITP_0C(slice_initp('h0c)), \
.INITP_0D(slice_initp('h0d)), \
.INITP_0E(slice_initp('h0e)), \
.INITP_0F(slice_initp('h0f)),
`define MAKE_DO(do, dop, rdata) \
wire [63:0] do; \
wire [7:0] dop; \
assign rdata = { \
dop[7], \
do[63:56], \
dop[6], \
do[55:48], \
dop[5], \
do[47:40], \
dop[4], \
do[39:32], \
dop[3], \
do[31:24], \
dop[2], \
do[23:16], \
dop[1], \
do[15:8], \
dop[0], \
do[7:0] \
};
`define MAKE_DI(di, dip, wdata) \
wire [63:0] di; \
wire [7:0] dip; \
assign { \
dip[7], \
di[63:56], \
dip[6], \
di[55:48], \
dip[5], \
di[47:40], \
dip[4], \
di[39:32], \
dip[3], \
di[31:24], \
dip[2], \
di[23:16], \
dip[1], \
di[15:8], \
dip[0], \
di[7:0] \
} = wdata;
function [71:0] ival;
input integer width;
input [71:0] val;
if (width == 72)
ival = {
val[71],
val[62],
val[53],
val[44],
val[35],
val[26],
val[17],
val[8],
val[70:63],
val[61:54],
val[52:45],
val[43:36],
val[34:27],
val[25:18],
val[16:9],
val[7:0]
};
else if (width == 36)
ival = {
val[35],
val[26],
val[17],
val[8],
val[34:27],
val[25:18],
val[16:9],
val[7:0]
};
else if (width == 18)
ival = {
val[17],
val[8],
val[16:9],
val[7:0]
};
else
ival = val;
endfunction
function [255:0] slice_init;
input integer idx;
integer i;
for (i = 0; i < 32; i = i + 1)
slice_init[i*8+:8] = INIT[(idx * 32 + i)*9+:8];
endfunction
function [255:0] slice_initp;
input integer idx;
integer i;
for (i = 0; i < 256; i = i + 1)
slice_initp[i] = INIT[(idx * 256 + i)*9+8];
endfunction

View file

@ -0,0 +1,238 @@
module $__ANALOGDEVICES_BLOCKRAM_FULL_ (...);
// libmap params
parameter INIT = 0;
parameter OPTION_MODE = "NONE";
parameter OPTION_SIZE = "NONE";
parameter OPTION_ERR = "NONE";
parameter PORT_A_WR_EN_WIDTH = 1;
parameter PORT_A_CLK_POL = 1;
parameter PORT_B_WR_EN_WIDTH = PORT_A_WR_EN_WIDTH;
parameter PORT_B_CLK_POL = 1;
// needs -force-params
parameter WIDTH = 40;
parameter ABITS = 13;
// non libmap params
`ifdef IS_T40LP
localparam NODE = "T40LP_Gen2.4";
`endif
`ifdef IS_T16FFC
localparam NODE = "T16FFC_Gen2.4";
`endif
// localparam BRAM_MODE = "SDP_2048x36_BP";
localparam BRAM_MODE = (OPTION_ERR!="NONE") ? {OPTION_MODE, "_", OPTION_SIZE, "_", OPTION_ERR} :
{OPTION_MODE, "_", OPTION_SIZE};
localparam PBITS = (OPTION_ERR=="BP") ? PORT_A_WR_EN_WIDTH : 1;
// libmap ports
input PORT_A_CLK;
input PORT_A_CLK_EN;
input [ABITS-1:0] PORT_A_ADDR;
input [WIDTH-1:0] PORT_A_WR_DATA;
output [WIDTH-1:0] PORT_A_RD_DATA;
input [PORT_A_WR_EN_WIDTH-1:0] PORT_A_WR_EN;
input PORT_B_CLK;
input PORT_B_CLK_EN;
input [ABITS-1:0] PORT_B_ADDR;
input [WIDTH-1:0] PORT_B_WR_DATA;
output [WIDTH-1:0] PORT_B_RD_DATA;
input [PORT_B_WR_EN_WIDTH-1:0] PORT_B_WR_EN;
`ifdef IS_T40LP
RBRAM
`endif
`ifdef IS_T16FFC
RBRAM2
`endif
#(
.TARGET_NODE(NODE),
.BRAM_MODE(BRAM_MODE),
.QA_REG((OPTION_ERR=="ECC") ? 1 : 0),
.QB_REG((OPTION_ERR=="ECC") ? 1 : 0),
.CLKA_INV(!PORT_A_CLK_POL),
.CLKB_INV(!PORT_B_CLK_POL),
.DATA_WIDTH(WIDTH),
.ADDR_WIDTH(ABITS),
.WE_WIDTH(PORT_A_WR_EN_WIDTH),
.PERR_WIDTH(PBITS),
)
_TECHMAP_REPLACE_
(
.QA(PORT_A_RD_DATA),
.DA(PORT_A_WR_DATA),
.CEA(PORT_A_CLK_EN),
.WEA(PORT_A_WR_EN),
.AA(PORT_A_ADDR),
.CLKA(PORT_A_CLK),
.QB(PORT_B_RD_DATA),
.DB(PORT_B_WR_DATA),
.CEB(PORT_B_CLK_EN),
.WEB(PORT_B_WR_EN),
.AB(PORT_B_ADDR),
.CLKB(PORT_B_CLK),
);
// check config
generate
if (PORT_A_WR_EN_WIDTH == PORT_B_WR_EN_WIDTH)
case (BRAM_MODE)
`ifdef IS_T40LP
"SDP_1024x18_FP",
"SDP_1024x16_BP",
"SDP_2048x09",
"SDP_4096x05",
"SDP_1024x32_ECC",
"SDP_1024x40",
"SDP_1024x36_BP",
"SDP_512x32_ECC",
"SDP_512x36_BP",
"SDP_2048x10",
"SP_512x32_ECC",
"SP_512x36_BP",
"SP_1024x20",
"SP2_512x18_BP",
"SP2_1024x09",
"SP2_2048x05": wire _TECHMAP_FAIL_ = 0;
`endif
`ifdef IS_T16FFC
"TDP_2048x18_FP",
"TDP_2048x16_BP",
"TDP_4096x09",
"TDP_8192x05",
"TDP_2048x32_ECC",
"TDP_2048x40",
"TDP_2048x36_BP",
"SDP_2048x18_FP",
"SDP_2048x16_BP",
// The following are rejected in eXpreso
// "SDP_4096x09",
// "SDP_8192x05",
// "SDP_2048x32_ECC",
// "SDP_2048x40",
// "SDP_2048x36_BP",
"SDP_1024x32_ECC",
"SDP_1024x36_BP",
"SDP_4096x10",
"SP_1024x32_ECC",
"SP_1024x36_BP",
"SP_2048x20",
"SP2_1024x18_BP",
"SP2_2048x09",
"SP2_4096x05": wire _TECHMAP_FAIL_ = 0;
`endif
default: wire _TECHMAP_FAIL_ = 1;
endcase
else
wire _TECHMAP_FAIL_ = 1;
endgenerate
endmodule
module $__ANALOGDEVICES_BLOCKRAM_HALF_ (...);
// libmap params
parameter INIT = 0;
parameter OPTION_MODE = "NONE";
parameter OPTION_SIZE = "NONE";
parameter OPTION_ERR = "NONE";
parameter PORT_A_WR_EN_WIDTH = 1;
parameter PORT_A_CLK_POL = 1;
parameter PORT_B_WR_EN_WIDTH = PORT_A_WR_EN_WIDTH;
parameter PORT_B_CLK_POL = 1;
// needs -force-params
parameter WIDTH = 40;
parameter ABITS = 13;
// libmap ports
input PORT_A_CLK;
input PORT_A_CLK_EN;
input [ABITS-1:0] PORT_A_ADDR;
input [WIDTH-1:0] PORT_A_WR_DATA;
output [WIDTH-1:0] PORT_A_RD_DATA;
input [PORT_A_WR_EN_WIDTH-1:0] PORT_A_WR_EN;
input PORT_B_CLK;
input PORT_B_CLK_EN;
input [ABITS-1:0] PORT_B_ADDR;
input [WIDTH-1:0] PORT_B_WR_DATA;
output [WIDTH-1:0] PORT_B_RD_DATA;
input [PORT_B_WR_EN_WIDTH-1:0] PORT_B_WR_EN;
$__ANALOGDEVICES_BLOCKRAM_FULL_
# (
.INIT(INIT),
.OPTION_MODE(OPTION_MODE),
.OPTION_SIZE(OPTION_SIZE),
.OPTION_ERR(OPTION_ERR),
.PORT_A_WR_EN_WIDTH(PORT_A_WR_EN_WIDTH),
.PORT_A_CLK_POL(PORT_A_CLK_POL),
.PORT_B_WR_EN_WIDTH(PORT_B_WR_EN_WIDTH),
.PORT_B_CLK_POL(PORT_B_CLK_POL),
.WIDTH(WIDTH),
.ABITS(ABITS)
)
_TECHMAP_REPLACE_
(
.PORT_A_CLK(PORT_A_CLK),
.PORT_A_CLK_EN(PORT_A_CLK_EN),
.PORT_A_ADDR(PORT_A_ADDR),
.PORT_A_WR_DATA(PORT_A_WR_DATA),
.PORT_A_RD_DATA(PORT_A_RD_DATA),
.PORT_A_WR_EN(PORT_A_WR_EN),
.PORT_B_CLK(PORT_B_CLK),
.PORT_B_CLK_EN(PORT_B_CLK_EN),
.PORT_B_ADDR(PORT_B_ADDR),
.PORT_B_WR_DATA(PORT_B_WR_DATA),
.PORT_B_RD_DATA(PORT_B_RD_DATA),
.PORT_B_WR_EN(PORT_B_WR_EN)
);
endmodule
module $__ANALOGDEVICES_BLOCKRAM_QUARTER_ (...);
// libmap params
parameter INIT = 0;
parameter OPTION_MODE = "NONE";
parameter OPTION_SIZE = "NONE";
parameter OPTION_ERR = "NONE";
parameter PORT_A_WR_EN_WIDTH = 1;
parameter PORT_A_CLK_POL = 1;
parameter PORT_B_WR_EN_WIDTH = PORT_A_WR_EN_WIDTH;
parameter PORT_B_CLK_POL = 1;
// needs -force-params
parameter WIDTH = 40;
parameter ABITS = 13;
// libmap ports
input PORT_A_CLK;
input PORT_A_CLK_EN;
input [ABITS-1:0] PORT_A_ADDR;
input [WIDTH-1:0] PORT_A_WR_DATA;
output [WIDTH-1:0] PORT_A_RD_DATA;
input [PORT_A_WR_EN_WIDTH-1:0] PORT_A_WR_EN;
$__ANALOGDEVICES_BLOCKRAM_FULL_
# (
.INIT(INIT),
.OPTION_MODE(OPTION_MODE),
.OPTION_SIZE(OPTION_SIZE),
.OPTION_ERR(OPTION_ERR),
.PORT_A_WR_EN_WIDTH(PORT_A_WR_EN_WIDTH),
.PORT_A_CLK_POL(PORT_A_CLK_POL),
.PORT_B_WR_EN_WIDTH(PORT_B_WR_EN_WIDTH),
.PORT_B_CLK_POL(PORT_B_CLK_POL),
.WIDTH(WIDTH),
.ABITS(ABITS)
)
_TECHMAP_REPLACE_
(
.PORT_A_CLK(PORT_A_CLK),
.PORT_A_CLK_EN(PORT_A_CLK_EN),
.PORT_A_ADDR(PORT_A_ADDR),
.PORT_A_WR_DATA(PORT_A_WR_DATA),
.PORT_A_RD_DATA(PORT_A_RD_DATA),
.PORT_A_WR_EN(PORT_A_WR_EN),
);
endmodule

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@ -0,0 +1,364 @@
/*
* yosys -- Yosys Open SYnthesis Suite
*
* Copyright (C) 2012 Claire Xenia Wolf <claire@yosyshq.com>
* 2019 Eddie Hung <eddie@fpgeh.com>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
*/
module \$__SHREG_ (input C, input D, input E, output Q);
parameter DEPTH = 0;
parameter [DEPTH-1:0] INIT = 0;
parameter CLKPOL = 1;
parameter ENPOL = 2;
\$__XILINX_SHREG_ #(.DEPTH(DEPTH), .INIT(INIT), .CLKPOL(CLKPOL), .ENPOL(ENPOL)) _TECHMAP_REPLACE_ (.C(C), .D(D), .L(DEPTH-1), .E(E), .Q(Q));
endmodule
module \$__XILINX_SHREG_ (input C, input D, input [31:0] L, input E, output Q, output SO);
parameter DEPTH = 0;
parameter [DEPTH-1:0] INIT = 0;
parameter CLKPOL = 1;
parameter ENPOL = 2;
// shregmap's INIT parameter shifts out LSB first;
// however Analog Devices expects MSB first
function [DEPTH-1:0] brev;
input [DEPTH-1:0] din;
integer i;
begin
for (i = 0; i < DEPTH; i=i+1)
brev[i] = din[DEPTH-1-i];
end
endfunction
localparam [DEPTH-1:0] INIT_R = brev(INIT);
parameter _TECHMAP_CONSTMSK_L_ = 0;
wire CE;
generate
if (ENPOL == 0)
assign CE = ~E;
else if (ENPOL == 1)
assign CE = E;
else
assign CE = 1'b1;
if (DEPTH == 1) begin
if (CLKPOL)
FFRE #(.INIT(INIT_R)) _TECHMAP_REPLACE_ (.D(D), .Q(Q), .C(C), .CE(CE), .R(1'b0));
else
FFRE_N #(.INIT(INIT_R)) _TECHMAP_REPLACE_ (.D(D), .Q(Q), .C(C), .CE(CE), .R(1'b0));
end else
if (DEPTH <= 16) begin
SRL16E #(.INIT(INIT_R), .IS_CLK_INVERTED(~CLKPOL[0])) _TECHMAP_REPLACE_ (.A0(L[0]), .A1(L[1]), .A2(L[2]), .A3(L[3]), .CE(CE), .CLK(C), .D(D), .Q(Q));
end else
if (DEPTH > 17 && DEPTH <= 32) begin
SRLC32E #(.INIT(INIT_R), .IS_CLK_INVERTED(~CLKPOL[0])) _TECHMAP_REPLACE_ (.A(L[4:0]), .CE(CE), .CLK(C), .D(D), .Q(Q));
end else
if (DEPTH > 33 && DEPTH <= 64) begin
wire T0, T1, T2;
SRLC32E #(.INIT(INIT_R[32-1:0]), .IS_CLK_INVERTED(~CLKPOL[0])) fpga_srl_0 (.A(L[4:0]), .CE(CE), .CLK(C), .D(D), .Q(T0), .Q31(T1));
\$__XILINX_SHREG_ #(.DEPTH(DEPTH-32), .INIT(INIT[DEPTH-32-1:0]), .CLKPOL(CLKPOL), .ENPOL(ENPOL)) fpga_srl_1 (.C(C), .D(T1), .L(L), .E(E), .Q(T2));
if (&_TECHMAP_CONSTMSK_L_)
assign Q = T2;
else
LUTMUX7 fpga_mux_0 (.O(Q), .I0(T0), .I1(T2), .S(L[5]));
end else
if (DEPTH > 65 && DEPTH <= 96) begin
wire T0, T1, T2, T3, T4, T5, T6;
SRLC32E #(.INIT(INIT_R[32-1: 0]), .IS_CLK_INVERTED(~CLKPOL[0])) fpga_srl_0 (.A(L[4:0]), .CE(CE), .CLK(C), .D( D), .Q(T0), .Q31(T1));
SRLC32E #(.INIT(INIT_R[64-1:32]), .IS_CLK_INVERTED(~CLKPOL[0])) fpga_srl_1 (.A(L[4:0]), .CE(CE), .CLK(C), .D(T1), .Q(T2), .Q31(T3));
\$__XILINX_SHREG_ #(.DEPTH(DEPTH-64), .INIT(INIT[DEPTH-64-1:0]), .CLKPOL(CLKPOL), .ENPOL(ENPOL)) fpga_srl_2 (.C(C), .D(T3), .L(L[4:0]), .E(E), .Q(T4));
if (&_TECHMAP_CONSTMSK_L_)
assign Q = T4;
else
\$__ANALOGDEVICES_LUTMUX78 fpga_hard_mux (.I0(T0), .I1(T2), .I2(T4), .I3(1'bx), .S0(L[5]), .S1(L[6]), .O(Q));
end else
if (DEPTH > 97 && DEPTH < 128) begin
wire T0, T1, T2, T3, T4, T5, T6, T7, T8;
SRLC32E #(.INIT(INIT_R[32-1: 0]), .IS_CLK_INVERTED(~CLKPOL[0])) fpga_srl_0 (.A(L[4:0]), .CE(CE), .CLK(C), .D( D), .Q(T0), .Q31(T1));
SRLC32E #(.INIT(INIT_R[64-1:32]), .IS_CLK_INVERTED(~CLKPOL[0])) fpga_srl_1 (.A(L[4:0]), .CE(CE), .CLK(C), .D(T1), .Q(T2), .Q31(T3));
SRLC32E #(.INIT(INIT_R[96-1:64]), .IS_CLK_INVERTED(~CLKPOL[0])) fpga_srl_2 (.A(L[4:0]), .CE(CE), .CLK(C), .D(T3), .Q(T4), .Q31(T5));
\$__XILINX_SHREG_ #(.DEPTH(DEPTH-96), .INIT(INIT[DEPTH-96-1:0]), .CLKPOL(CLKPOL), .ENPOL(ENPOL)) fpga_srl_3 (.C(C), .D(T5), .L(L[4:0]), .E(E), .Q(T6));
if (&_TECHMAP_CONSTMSK_L_)
assign Q = T6;
else
\$__ANALOGDEVICES_LUTMUX78 fpga_hard_mux (.I0(T0), .I1(T2), .I2(T4), .I3(T6), .S0(L[5]), .S1(L[6]), .O(Q));
end
else if (DEPTH == 128) begin
wire T0, T1, T2, T3, T4, T5, T6;
SRLC32E #(.INIT(INIT_R[ 32-1: 0]), .IS_CLK_INVERTED(~CLKPOL[0])) fpga_srl_0 (.A(L[4:0]), .CE(CE), .CLK(C), .D( D), .Q(T0), .Q31(T1));
SRLC32E #(.INIT(INIT_R[ 64-1:32]), .IS_CLK_INVERTED(~CLKPOL[0])) fpga_srl_1 (.A(L[4:0]), .CE(CE), .CLK(C), .D(T1), .Q(T2), .Q31(T3));
SRLC32E #(.INIT(INIT_R[ 96-1:64]), .IS_CLK_INVERTED(~CLKPOL[0])) fpga_srl_2 (.A(L[4:0]), .CE(CE), .CLK(C), .D(T3), .Q(T4), .Q31(T5));
SRLC32E #(.INIT(INIT_R[128-1:96]), .IS_CLK_INVERTED(~CLKPOL[0])) fpga_srl_3 (.A(L[4:0]), .CE(CE), .CLK(C), .D(T5), .Q(T6), .Q31(SO));
if (&_TECHMAP_CONSTMSK_L_)
assign Q = T6;
else
\$__ANALOGDEVICES_LUTMUX78 fpga_hard_mux (.I0(T0), .I1(T2), .I2(T4), .I3(T6), .S0(L[5]), .S1(L[6]), .O(Q));
end
// For fixed length, if just 1 over a convenient value, decompose
else if (DEPTH <= 129 && &_TECHMAP_CONSTMSK_L_) begin
wire T;
\$__XILINX_SHREG_ #(.DEPTH(DEPTH-1), .INIT(INIT[DEPTH-1:1]), .CLKPOL(CLKPOL), .ENPOL(ENPOL)) fpga_srl (.C(C), .D(D), .L({32{1'b1}}), .E(E), .Q(T));
\$__XILINX_SHREG_ #(.DEPTH(1), .INIT(INIT[0]), .CLKPOL(CLKPOL), .ENPOL(ENPOL)) fpga_srl_last (.C(C), .D(T), .L(L), .E(E), .Q(Q));
end
// For variable length, if just 1 over a convenient value, then bump up one more
else if (DEPTH < 129 && ~&_TECHMAP_CONSTMSK_L_)
\$__XILINX_SHREG_ #(.DEPTH(DEPTH+1), .INIT({INIT,1'b0}), .CLKPOL(CLKPOL), .ENPOL(ENPOL)) _TECHMAP_REPLACE_ (.C(C), .D(D), .L(L), .E(E), .Q(Q));
else begin
localparam depth0 = 128;
localparam num_srl128 = DEPTH / depth0;
localparam depthN = DEPTH % depth0;
wire [num_srl128 + (depthN > 0 ? 1 : 0) - 1:0] T;
wire [num_srl128 + (depthN > 0 ? 1 : 0) :0] S;
assign S[0] = D;
genvar i;
for (i = 0; i < num_srl128; i++)
\$__XILINX_SHREG_ #(.DEPTH(depth0), .INIT(INIT[DEPTH-1-i*depth0-:depth0]), .CLKPOL(CLKPOL), .ENPOL(ENPOL)) fpga_srl (.C(C), .D(S[i]), .L(L[$clog2(depth0)-1:0]), .E(E), .Q(T[i]), .SO(S[i+1]));
if (depthN > 0)
\$__XILINX_SHREG_ #(.DEPTH(depthN), .INIT(INIT[depthN-1:0]), .CLKPOL(CLKPOL), .ENPOL(ENPOL)) fpga_srl_last (.C(C), .D(S[num_srl128]), .L(L[$clog2(depth0)-1:0]), .E(E), .Q(T[num_srl128]));
if (&_TECHMAP_CONSTMSK_L_)
assign Q = T[num_srl128 + (depthN > 0 ? 1 : 0) - 1];
else
assign Q = T[L[DEPTH-1:$clog2(depth0)]];
end
endgenerate
endmodule
`ifdef MIN_MUX_INPUTS
module \$__ANALOGDEVICES_SHIFTX (A, B, Y);
parameter A_SIGNED = 0;
parameter B_SIGNED = 0;
parameter A_WIDTH = 1;
parameter B_WIDTH = 1;
parameter Y_WIDTH = 1;
(* force_downto *)
input [A_WIDTH-1:0] A;
(* force_downto *)
input [B_WIDTH-1:0] B;
(* force_downto *)
output [Y_WIDTH-1:0] Y;
parameter [A_WIDTH-1:0] _TECHMAP_CONSTMSK_A_ = 0;
parameter [A_WIDTH-1:0] _TECHMAP_CONSTVAL_A_ = 0;
parameter [B_WIDTH-1:0] _TECHMAP_CONSTMSK_B_ = 0;
parameter [B_WIDTH-1:0] _TECHMAP_CONSTVAL_B_ = 0;
function integer A_WIDTH_trimmed;
input integer start;
begin
A_WIDTH_trimmed = start;
while (A_WIDTH_trimmed > 0 && _TECHMAP_CONSTMSK_A_[A_WIDTH_trimmed-1] && _TECHMAP_CONSTVAL_A_[A_WIDTH_trimmed-1] === 1'bx)
A_WIDTH_trimmed = A_WIDTH_trimmed - 1;
end
endfunction
generate
genvar i, j;
// Bit-blast
if (Y_WIDTH > 1) begin
for (i = 0; i < Y_WIDTH; i++)
\$__ANALOGDEVICES_SHIFTX #(.A_SIGNED(A_SIGNED), .B_SIGNED(B_SIGNED), .A_WIDTH(A_WIDTH-Y_WIDTH+1), .B_WIDTH(B_WIDTH), .Y_WIDTH(1'd1)) bitblast (.A(A[A_WIDTH-Y_WIDTH+i:i]), .B(B), .Y(Y[i]));
end
// If the LSB of B is constant zero (and Y_WIDTH is 1) then
// we can optimise by removing every other entry from A
// and popping the constant zero from B
else if (_TECHMAP_CONSTMSK_B_[0] && !_TECHMAP_CONSTVAL_B_[0]) begin
wire [(A_WIDTH+1)/2-1:0] A_i;
for (i = 0; i < (A_WIDTH+1)/2; i++)
assign A_i[i] = A[i*2];
\$__ANALOGDEVICES_SHIFTX #(.A_SIGNED(A_SIGNED), .B_SIGNED(B_SIGNED), .A_WIDTH((A_WIDTH+1'd1)/2'd2), .B_WIDTH(B_WIDTH-1'd1), .Y_WIDTH(Y_WIDTH)) _TECHMAP_REPLACE_ (.A(A_i), .B(B[B_WIDTH-1:1]), .Y(Y));
end
// Trim off any leading 1'bx -es in A
else if (_TECHMAP_CONSTMSK_A_[A_WIDTH-1] && _TECHMAP_CONSTVAL_A_[A_WIDTH-1] === 1'bx) begin
localparam A_WIDTH_new = A_WIDTH_trimmed(A_WIDTH-1);
if (A_WIDTH_new == 0)
assign Y = 1'bx;
else
\$__ANALOGDEVICES_SHIFTX #(.A_SIGNED(A_SIGNED), .B_SIGNED(B_SIGNED), .A_WIDTH(A_WIDTH_new), .B_WIDTH(B_WIDTH), .Y_WIDTH(Y_WIDTH)) _TECHMAP_REPLACE_ (.A(A[A_WIDTH_new-1:0]), .B(B), .Y(Y));
end
else if (A_WIDTH < `MIN_MUX_INPUTS) begin
wire _TECHMAP_FAIL_ = 1;
end
else if (A_WIDTH == 2) begin
LUTMUX7 fpga_hard_mux (.I0(A[0]), .I1(A[1]), .S(B[0]), .O(Y));
end
else if (A_WIDTH <= 4) begin
wire [4-1:0] Ax;
if (A_WIDTH == 4)
assign Ax = A;
else
// Rather than extend with 1'bx which gets flattened to 1'b0
// causing the "don't care" status to get lost, extend with
// the same driver of F7B.I0 so that we can optimise F7B away
// later
assign Ax = {A[1], A};
\$__ANALOGDEVICES_LUTMUX78 fpga_hard_mux (.I0(Ax[0]), .I1(Ax[2]), .I2(Ax[1]), .I3(Ax[3]), .S0(B[1]), .S1(B[0]), .O(Y));
end
// Note that the following decompositions are 'backwards' in that
// the LSBs are placed on the hard resources, and the soft resources
// are used for MSBs.
// This has the effect of more effectively utilising the hard mux;
// take for example a 5:1 multiplexer, currently this would map as:
//
// A[0] \___ __ A[0] \__ __
// A[4] / \| \ whereas the more A[1] / \| \
// A[1] _____| | obvious mapping A[2] \___| |
// A[2] _____| |-- of MSBs to hard A[3] / | |__
// A[3]______| | resources would A[4] ____| |
// |__/ lead to: 1'bx ____| |
// || |__/
// || ||
// B[1:0] B[1:2]
//
// Expectation would be that the 'forward' mapping (right) is more
// area efficient (consider a 9:1 multiplexer using 2x4:1 multiplexers
// on its I0 and I1 inputs, and A[8] and 1'bx on its I2 and I3 inputs)
// but that the 'backwards' mapping (left) is more delay efficient
// since smaller LUTs are faster than wider ones.
else if (A_WIDTH <= 8) begin
wire [8-1:0] Ax = {{{8-A_WIDTH}{1'bx}}, A};
wire T0 = B[2] ? Ax[4] : Ax[0];
wire T1 = B[2] ? Ax[5] : Ax[1];
wire T2 = B[2] ? Ax[6] : Ax[2];
wire T3 = B[2] ? Ax[7] : Ax[3];
\$__ANALOGDEVICES_LUTMUX78 fpga_hard_mux (.I0(T0), .I1(T2), .I2(T1), .I3(T3), .S0(B[1]), .S1(B[0]), .O(Y));
end
else if (A_WIDTH <= 16) begin
wire [16-1:0] Ax = {{{16-A_WIDTH}{1'bx}}, A};
wire T0 = B[2] ? B[3] ? Ax[12] : Ax[4]
: B[3] ? Ax[ 8] : Ax[0];
wire T1 = B[2] ? B[3] ? Ax[13] : Ax[5]
: B[3] ? Ax[ 9] : Ax[1];
wire T2 = B[2] ? B[3] ? Ax[14] : Ax[6]
: B[3] ? Ax[10] : Ax[2];
wire T3 = B[2] ? B[3] ? Ax[15] : Ax[7]
: B[3] ? Ax[11] : Ax[3];
\$__ANALOGDEVICES_LUTMUX78 fpga_hard_mux (.I0(T0), .I1(T2), .I2(T1), .I3(T3), .S0(B[1]), .S1(B[0]), .O(Y));
end
else begin
localparam num_mux16 = (A_WIDTH+15) / 16;
localparam clog2_num_mux16 = $clog2(num_mux16);
wire [num_mux16-1:0] T;
wire [num_mux16*16-1:0] Ax = {{(num_mux16*16-A_WIDTH){1'bx}}, A};
for (i = 0; i < num_mux16; i++)
\$__ANALOGDEVICES_SHIFTX #(
.A_SIGNED(A_SIGNED),
.B_SIGNED(B_SIGNED),
.A_WIDTH(16),
.B_WIDTH(4),
.Y_WIDTH(Y_WIDTH)
) fpga_mux (
.A(Ax[i*16+:16]),
.B(B[3:0]),
.Y(T[i])
);
\$__ANALOGDEVICES_SHIFTX #(
.A_SIGNED(A_SIGNED),
.B_SIGNED(B_SIGNED),
.A_WIDTH(num_mux16),
.B_WIDTH(clog2_num_mux16),
.Y_WIDTH(Y_WIDTH)
) _TECHMAP_REPLACE_ (
.A(T),
.B(B[B_WIDTH-1-:clog2_num_mux16]),
.Y(Y));
end
endgenerate
endmodule
(* techmap_celltype = "$__ANALOGDEVICES_SHIFTX" *)
module _90__ANALOGDEVICES_SHIFTX (A, B, Y);
parameter A_SIGNED = 0;
parameter B_SIGNED = 0;
parameter A_WIDTH = 1;
parameter B_WIDTH = 1;
parameter Y_WIDTH = 1;
(* force_downto *)
input [A_WIDTH-1:0] A;
(* force_downto *)
input [B_WIDTH-1:0] B;
(* force_downto *)
output [Y_WIDTH-1:0] Y;
\$shiftx #(.A_SIGNED(A_SIGNED), .B_SIGNED(B_SIGNED), .A_WIDTH(A_WIDTH), .B_WIDTH(B_WIDTH), .Y_WIDTH(Y_WIDTH)) _TECHMAP_REPLACE_ (.A(A), .B(B), .Y(Y));
endmodule
module \$_MUX_ (A, B, S, Y);
input A, B, S;
output Y;
generate
if (`MIN_MUX_INPUTS == 2)
\$__ANALOGDEVICES_SHIFTX #(.A_SIGNED(0), .B_SIGNED(0), .A_WIDTH(2), .B_WIDTH(1), .Y_WIDTH(1)) _TECHMAP_REPLACE_ (.A({B,A}), .B(S), .Y(Y));
else
wire _TECHMAP_FAIL_ = 1;
endgenerate
endmodule
module \$_MUX4_ (A, B, C, D, S, T, Y);
input A, B, C, D, S, T;
output Y;
\$__ANALOGDEVICES_SHIFTX #(.A_SIGNED(0), .B_SIGNED(0), .A_WIDTH(4), .B_WIDTH(2), .Y_WIDTH(1)) _TECHMAP_REPLACE_ (.A({D,C,B,A}), .B({T,S}), .Y(Y));
endmodule
module \$_MUX8_ (A, B, C, D, E, F, G, H, S, T, U, Y);
input A, B, C, D, E, F, G, H, S, T, U;
output Y;
\$__ANALOGDEVICES_SHIFTX #(.A_SIGNED(0), .B_SIGNED(0), .A_WIDTH(8), .B_WIDTH(3), .Y_WIDTH(1)) _TECHMAP_REPLACE_ (.A({H,G,F,E,D,C,B,A}), .B({U,T,S}), .Y(Y));
endmodule
module \$_MUX16_ (A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, S, T, U, V, Y);
input A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, S, T, U, V;
output Y;
\$__ANALOGDEVICES_SHIFTX #(.A_SIGNED(0), .B_SIGNED(0), .A_WIDTH(16), .B_WIDTH(4), .Y_WIDTH(1)) _TECHMAP_REPLACE_ (.A({P,O,N,M,L,K,J,I,H,G,F,E,D,C,B,A}), .B({V,U,T,S}), .Y(Y));
endmodule
`endif
module \$__ANALOGDEVICES_LUTMUX78 (O, I0, I1, I2, I3, S0, S1);
output O;
input I0, I1, I2, I3, S0, S1;
wire T0, T1;
parameter _TECHMAP_BITS_CONNMAP_ = 0;
parameter [_TECHMAP_BITS_CONNMAP_-1:0] _TECHMAP_CONNMAP_I0_ = 0;
parameter [_TECHMAP_BITS_CONNMAP_-1:0] _TECHMAP_CONNMAP_I1_ = 0;
parameter [_TECHMAP_BITS_CONNMAP_-1:0] _TECHMAP_CONNMAP_I2_ = 0;
parameter [_TECHMAP_BITS_CONNMAP_-1:0] _TECHMAP_CONNMAP_I3_ = 0;
parameter _TECHMAP_CONSTMSK_S0_ = 0;
parameter _TECHMAP_CONSTVAL_S0_ = 0;
parameter _TECHMAP_CONSTMSK_S1_ = 0;
parameter _TECHMAP_CONSTVAL_S1_ = 0;
if (_TECHMAP_CONSTMSK_S0_ && _TECHMAP_CONSTVAL_S0_ === 1'b1)
assign T0 = I1;
else if (_TECHMAP_CONSTMSK_S0_ || _TECHMAP_CONNMAP_I0_ === _TECHMAP_CONNMAP_I1_)
assign T0 = I0;
else
LUTMUX7 mux7a (.I0(I0), .I1(I1), .S(S0), .O(T0));
if (_TECHMAP_CONSTMSK_S0_ && _TECHMAP_CONSTVAL_S0_ === 1'b1)
assign T1 = I3;
else if (_TECHMAP_CONSTMSK_S0_ || _TECHMAP_CONNMAP_I2_ === _TECHMAP_CONNMAP_I3_)
assign T1 = I2;
else
LUTMUX7 mux7b (.I0(I2), .I1(I3), .S(S0), .O(T1));
if (_TECHMAP_CONSTMSK_S1_ && _TECHMAP_CONSTVAL_S1_ === 1'b1)
assign O = T1;
else if (_TECHMAP_CONSTMSK_S1_ || (_TECHMAP_CONNMAP_I0_ === _TECHMAP_CONNMAP_I1_ && _TECHMAP_CONNMAP_I1_ === _TECHMAP_CONNMAP_I2_ && _TECHMAP_CONNMAP_I2_ === _TECHMAP_CONNMAP_I3_))
assign O = T0;
else
LUTMUX8 mux8 (.I0(T0), .I1(T1), .S(S1), .O(O));
endmodule

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module \$__MUL22X22 (input [21:0] A, input [21:0] B, output [43:0] Y);
parameter A_SIGNED = 0;
parameter B_SIGNED = 0;
parameter A_WIDTH = 0;
parameter B_WIDTH = 0;
parameter Y_WIDTH = 0;
wire [47:0] P_48;
RBBDSP #(
// Disable all registers
.AI_SEL_IN(1'b0),
.BC_CI(2'b00),
.BI_SEL(1'b0),
.BI_SEL_IN(1'b0),
.CE_A(1'b0),
.CE_ADD(1'b0),
.CE_B(1'b0),
.CE_C(1'b0),
.CE_CRY(1'b0),
.CE_D(2'b0),
.CE_M(1'b0),
.CE_OPCODE(1'b0),
.CE_PADD(1'b0),
.CE_RST(1'b1),
.CE_SEL(1'b0),
.CE_SFT(1'b0),
.CI_SEL(4'd3),
.DI_SEL(1'b0),
.DI_SEL_IN(1'b0),
.OPCODE_SEL(1'b0),
.OP_ADD(10'b0),
.OP_CPLX(1'b0),
.OP_MULT(2'b11),
.OP_PADD(10'b0000000000),
.OP_SFT(6'b000000),
.OP_X(4'b1010),
.OP_Y(4'b0101),
.OP_Z(4'b0000),
.PO_LOC_SEL(1'b1),
.PO_NWK_SEL(1'b1),
.REG_A(1'b0),
.REG_ADD(1'b0),
.REG_B(1'b0),
.REG_C(1'b0),
.REG_CRY(1'b0),
.REG_D(2'b0),
.REG_M(1'b0),
.REG_OPCODE(1'b0),
.REG_PADD(1'b0),
.REG_SFT(1'b0),
.RST_SEL(1'b0),
.FF_SYNC_RST(1'b0),
) _TECHMAP_REPLACE_ (
.P(P_48),
.A(A),
.B(B),
.D(48'b0)
);
assign Y = P_48;
endmodule

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/*
* yosys -- Yosys Open SYnthesis Suite
*
* Copyright (C) 2012 Claire Xenia Wolf <claire@yosyshq.com>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
*/
`ifndef _NO_FFS
// Async reset, enable.
module \$_DFFE_NP0P_ (input D, C, E, R, output Q);
FFCE_N #(.INIT(1'b0)) _TECHMAP_REPLACE_ (.D(D), .Q(Q), .C(C), .CE(E), .CLR(R));
wire _TECHMAP_REMOVEINIT_Q_ = 1;
endmodule
module \$_DFFE_PP0P_ (input D, C, E, R, output Q);
FFCE #(.INIT(1'b0)) _TECHMAP_REPLACE_ (.D(D), .Q(Q), .C(C), .CE(E), .CLR(R));
wire _TECHMAP_REMOVEINIT_Q_ = 1;
endmodule
module \$_DFFE_NP1P_ (input D, C, E, R, output Q);
FFPE_N #(.INIT(1'b1)) _TECHMAP_REPLACE_ (.D(D), .Q(Q), .C(C), .CE(E), .PRE(R));
wire _TECHMAP_REMOVEINIT_Q_ = 1;
endmodule
module \$_DFFE_PP1P_ (input D, C, E, R, output Q);
FFPE #(.INIT(1'b1)) _TECHMAP_REPLACE_ (.D(D), .Q(Q), .C(C), .CE(E), .PRE(R));
wire _TECHMAP_REMOVEINIT_Q_ = 1;
endmodule
// Sync reset, enable.
module \$_SDFFE_NP0P_ (input D, C, E, R, output Q);
FFRE_N #(.INIT(1'b0)) _TECHMAP_REPLACE_ (.D(D), .Q(Q), .C(C), .CE(E), .R(R));
wire _TECHMAP_REMOVEINIT_Q_ = 1;
endmodule
module \$_SDFFE_PP0P_ (input D, C, E, R, output Q);
FFRE #(.INIT(1'b0)) _TECHMAP_REPLACE_ (.D(D), .Q(Q), .C(C), .CE(E), .R(R));
wire _TECHMAP_REMOVEINIT_Q_ = 1;
endmodule
module \$_SDFFE_NP1P_ (input D, C, E, R, output Q);
FFSE_N #(.INIT(1'b1)) _TECHMAP_REPLACE_ (.D(D), .Q(Q), .C(C), .CE(E), .S(R));
wire _TECHMAP_REMOVEINIT_Q_ = 1;
endmodule
module \$_SDFFE_PP1P_ (input D, C, E, R, output Q);
FFSE #(.INIT(1'b1)) _TECHMAP_REPLACE_ (.D(D), .Q(Q), .C(C), .CE(E), .S(R));
wire _TECHMAP_REMOVEINIT_Q_ = 1;
endmodule
`endif

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/*
* yosys -- Yosys Open SYnthesis Suite
*
* Copyright (C) 2012 Claire Xenia Wolf <claire@yosyshq.com>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
*/
// ============================================================================
// LUT mapping
`ifndef _NO_LUTS
module \$lut (A, Y);
parameter WIDTH = 0;
parameter LUT = 0;
(* force_downto *)
input [WIDTH-1:0] A;
output Y;
generate
if (WIDTH == 1) begin
LUT1 #(.INIT(LUT)) _TECHMAP_REPLACE_ (.O(Y),
.I0(A[0]));
end else
if (WIDTH == 2) begin
LUT2 #(.INIT(LUT)) _TECHMAP_REPLACE_ (.O(Y),
.I0(A[0]), .I1(A[1]));
end else
if (WIDTH == 3) begin
LUT3 #(.INIT(LUT)) _TECHMAP_REPLACE_ (.O(Y),
.I0(A[0]), .I1(A[1]), .I2(A[2]));
end else
if (WIDTH == 4) begin
LUT4 #(.INIT(LUT)) _TECHMAP_REPLACE_ (.O(Y),
.I0(A[0]), .I1(A[1]), .I2(A[2]),
.I3(A[3]));
end else
if (WIDTH == 5) begin
LUT5 #(.INIT(LUT)) _TECHMAP_REPLACE_ (.O(Y),
.I0(A[0]), .I1(A[1]), .I2(A[2]),
.I3(A[3]), .I4(A[4]));
end else
if (WIDTH == 6) begin
LUT6 #(.INIT(LUT)) _TECHMAP_REPLACE_ (.O(Y),
.I0(A[0]), .I1(A[1]), .I2(A[2]),
.I3(A[3]), .I4(A[4]), .I5(A[5]));
end else
if (WIDTH == 7) begin
wire f0, f1;
\$lut #(.LUT(LUT[ 63: 0]), .WIDTH(6)) lut0 (.A(A[5:0]), .Y(f0));
\$lut #(.LUT(LUT[127:64]), .WIDTH(6)) lut1 (.A(A[5:0]), .Y(f1));
LUTMUX7 mux7(.I0(f0), .I1(f1), .S(A[6]), .O(Y));
end else
if (WIDTH == 8) begin
wire f0, f1;
\$lut #(.LUT(LUT[127: 0]), .WIDTH(7)) lut0 (.A(A[6:0]), .Y(f0));
\$lut #(.LUT(LUT[255:128]), .WIDTH(7)) lut1 (.A(A[6:0]), .Y(f1));
LUTMUX8 mux8 (.I0(f0), .I1(f1), .S(A[7]), .O(Y));
end else begin
wire _TECHMAP_FAIL_ = 1;
end
endgenerate
endmodule
`endif

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ram distributed $__ANALOGDEVICES_LUTRAM_ {
option "SIZE" 32 abits 5;
option "SIZE" 64 abits 6;
width 1;
init no_undef;
prune_rom;
port arsw "RW" {
clock posedge;
}
option "MODE" "SP" {
option "SIZE" 32 cost 2;
option "SIZE" 64 cost 2;
}
option "MODE" "DP" {
option "SIZE" 32 cost 4;
option "SIZE" 64 cost 8;
port ar "R" {
}
}
}

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module $__ANALOGDEVICES_LUTRAM_ (...);
parameter INIT = 0;
parameter OPTION_SIZE = 32;
parameter OPTION_MODE = "SP";
parameter ABITS = 5;
parameter WIDTH = 1;
output PORT_RW_RD_DATA;
input PORT_RW_WR_DATA;
input [ABITS-1:0] PORT_RW_ADDR;
input PORT_RW_WR_EN;
input PORT_RW_CLK;
output PORT_R_RD_DATA;
input [ABITS-1:0] PORT_R_ADDR;
generate
if (OPTION_MODE=="SP")
case(OPTION_SIZE)
32:
RAMS32X1
#(
.INIT(INIT)
)
_TECHMAP_REPLACE_
(
.O(PORT_RW_RD_DATA),
.A0(PORT_RW_ADDR[0]),
.A1(PORT_RW_ADDR[1]),
.A2(PORT_RW_ADDR[2]),
.A3(PORT_RW_ADDR[3]),
.A4(PORT_RW_ADDR[4]),
.D(PORT_RW_WR_DATA),
.WCLK(PORT_RW_CLK),
.WE(PORT_RW_WR_EN)
);
64:
RAMS64X1
#(
.INIT(INIT)
)
_TECHMAP_REPLACE_
(
.O(PORT_RW_RD_DATA),
.A0(PORT_RW_ADDR[0]),
.A1(PORT_RW_ADDR[1]),
.A2(PORT_RW_ADDR[2]),
.A3(PORT_RW_ADDR[3]),
.A4(PORT_RW_ADDR[4]),
.A5(PORT_RW_ADDR[5]),
.D(PORT_RW_WR_DATA),
.WCLK(PORT_RW_CLK),
.WE(PORT_RW_WR_EN)
);
default:
$error("invalid SIZE/MODE combination");
endcase
else if (OPTION_MODE=="DP")
case (OPTION_SIZE)
32:
RAMD32X1
#(
.INIT(INIT)
)
_TECHMAP_REPLACE_
(
.DPO(PORT_R_RD_DATA),
.SPO(PORT_RW_RD_DATA),
.A0(PORT_RW_ADDR[0]),
.A1(PORT_RW_ADDR[1]),
.A2(PORT_RW_ADDR[2]),
.A3(PORT_RW_ADDR[3]),
.A4(PORT_RW_ADDR[4]),
.D(PORT_RW_WR_DATA),
.DPRA0(PORT_R_ADDR[0]),
.DPRA1(PORT_R_ADDR[1]),
.DPRA2(PORT_R_ADDR[2]),
.DPRA3(PORT_R_ADDR[3]),
.DPRA4(PORT_R_ADDR[4]),
.WCLK(PORT_RW_CLK),
.WE(PORT_RW_WR_EN)
);
64:
RAMD64X1
#(
.INIT(INIT)
)
_TECHMAP_REPLACE_
(
.DPO(PORT_R_RD_DATA),
.SPO(PORT_RW_RD_DATA),
.A0(PORT_RW_ADDR[0]),
.A1(PORT_RW_ADDR[1]),
.A2(PORT_RW_ADDR[2]),
.A3(PORT_RW_ADDR[3]),
.A4(PORT_RW_ADDR[4]),
.A5(PORT_RW_ADDR[5]),
.D(PORT_RW_WR_DATA),
.DPRA0(PORT_R_ADDR[0]),
.DPRA1(PORT_R_ADDR[1]),
.DPRA2(PORT_R_ADDR[2]),
.DPRA3(PORT_R_ADDR[3]),
.DPRA4(PORT_R_ADDR[4]),
.DPRA5(PORT_R_ADDR[5]),
.WCLK(PORT_RW_CLK),
.WE(PORT_RW_WR_EN)
);
default:
$error("invalid SIZE/MODE combination");
endcase
else
wire _TECHMAP_FAIL_ = 1;
endgenerate
endmodule
module $__ANALOGDEVICES_LUTRAM_DP_ (...);
parameter INIT = 0;
parameter OPTION_SIZE = 32;
parameter ABITS = 5;
parameter WIDTH = 1;
output PORT_RW_RD_DATA;
input PORT_RW_WR_DATA;
input [ABITS-1:0] PORT_RW_ADDR;
input PORT_RW_WR_EN;
input PORT_RW_CLK;
output PORT_R_RD_DATA;
input [ABITS-1:0] PORT_R_ADDR;
generate
endgenerate
endmodule

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/*
* yosys -- Yosys Open SYnthesis Suite
*
* Copyright (C) 2012 Claire Xenia Wolf <claire@yosyshq.com>
* 2019 Eddie Hung <eddie@fpgeh.com>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
*/
// The purpose of these mapping rules is to allow preserve all (sufficiently
// wide) $shiftx cells during 'techmap' so that they can be mapped to hard
// resources, rather than being bit-blasted to gates during 'techmap'
// execution
module \$shiftx (A, B, Y);
parameter A_SIGNED = 0;
parameter B_SIGNED = 0;
parameter A_WIDTH = 1;
parameter B_WIDTH = 1;
parameter Y_WIDTH = 1;
(* force_downto *)
input [A_WIDTH-1:0] A;
(* force_downto *)
input [B_WIDTH-1:0] B;
(* force_downto *)
output [Y_WIDTH-1:0] Y;
parameter [B_WIDTH-1:0] _TECHMAP_CONSTMSK_B_ = 0;
parameter [B_WIDTH-1:0] _TECHMAP_CONSTVAL_B_ = 0;
generate
if (B_SIGNED) begin
if (_TECHMAP_CONSTMSK_B_[B_WIDTH-1] && (_TECHMAP_CONSTVAL_B_[B_WIDTH-1] == 1'b0 || _TECHMAP_CONSTVAL_B_[B_WIDTH-1] === 1'bx))
// Optimisation to remove B_SIGNED if sign bit of B is constant-0
\$shiftx #(
.A_SIGNED(A_SIGNED),
.B_SIGNED(0),
.A_WIDTH(A_WIDTH),
.B_WIDTH(B_WIDTH-1'd1),
.Y_WIDTH(Y_WIDTH)
) _TECHMAP_REPLACE_ (
.A(A), .B(B[B_WIDTH-2:0]), .Y(Y)
);
else
wire _TECHMAP_FAIL_ = 1;
end
else begin
if (((A_WIDTH + Y_WIDTH - 1) / Y_WIDTH) < `MIN_MUX_INPUTS)
wire _TECHMAP_FAIL_ = 1;
else
\$__ANALOGDEVICES_SHIFTX #(
.A_SIGNED(A_SIGNED),
.B_SIGNED(B_SIGNED),
.A_WIDTH(A_WIDTH),
.B_WIDTH(B_WIDTH),
.Y_WIDTH(Y_WIDTH)
) _TECHMAP_REPLACE_ (
.A(A), .B(B), .Y(Y)
);
end
endgenerate
endmodule

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module FF (input C, D, output Q);
parameter INIT = 1'b0;
if (INIT === 1'b1) begin
FFPE _TECHMAP_REPLACE_ (.C(C), .D(D), .PRE(1'b0), .CE(1'b1), .Q(Q));
end else begin
FFCE _TECHMAP_REPLACE_ (.C(C), .D(D), .CLR(1'b0), .CE(1'b1), .Q(Q));
end
endmodule
module FF_N (input C, D, output Q);
parameter INIT = 1'b0;
if (INIT === 1'b1) begin
FFPE_N _TECHMAP_REPLACE_ (.C(C), .D(D), .PRE(1'b0), .CE(1'b1), .Q(Q));
end else begin
FFCE_N _TECHMAP_REPLACE_ (.C(C), .D(D), .CLR(1'b0), .CE(1'b1), .Q(Q));
end
endmodule
module FFC (input C, D, CLR, output Q);
FFCE _TECHMAP_REPLACE_ (.C(C), .D(D), .CLR(CLR), .CE(1'b1), .Q(Q));
endmodule
module FFC_N (input C, D, CLR, output Q);
FFCE_N _TECHMAP_REPLACE_ (.C(C), .D(D), .CLR(CLR), .CE(1'b1), .Q(Q));
endmodule
module FFP (input C, D, PRE, output Q);
FFPE _TECHMAP_REPLACE_ (.C(C), .D(D), .PRE(PRE), .CE(1'b1), .Q(Q));
endmodule
module FFP_N (input C, D, CLR, output Q);
FFPE_N _TECHMAP_REPLACE_ (.C(C), .D(D), .PRE(PRE), .CE(1'b1), .Q(Q));
endmodule
module FFR (input C, D, R, output Q);
FFRE _TECHMAP_REPLACE_ (.C(C), .D(D), .R(R), .CE(1'b1), .Q(Q));
endmodule
module FFR_N (input C, D, R, output Q);
FFRE_N _TECHMAP_REPLACE_ (.C(C), .D(D), .R(R), .CE(1'b1), .Q(Q));
endmodule
module FFS (input C, D, S, output Q);
FFSE _TECHMAP_REPLACE_ (.C(C), .D(D), .S(S), .CE(1'b1), .Q(Q));
endmodule
module FFS_N (input C, D, S, output Q);
FFSE_N _TECHMAP_REPLACE_ (.C(C), .D(D), .S(S), .CE(1'b1), .Q(Q));
endmodule

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/*
* yosys -- Yosys Open SYnthesis Suite
*
* Copyright (C) 2012 Claire Xenia Wolf <claire@yosyshq.com>
* (C) 2019 Eddie Hung <eddie@fpgeh.com>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
*/
#include "kernel/register.h"
#include "kernel/celltypes.h"
#include "kernel/rtlil.h"
#include "kernel/log.h"
USING_YOSYS_NAMESPACE
PRIVATE_NAMESPACE_BEGIN
struct SynthAnalogDevicesPass : public ScriptPass
{
SynthAnalogDevicesPass() : ScriptPass("synth_analogdevices", "synthesis for Analog Devices FPGAs") { }
void on_register() override
{
RTLIL::constpad["synth_analogdevices.abc9.W"] = "300"; // Number with which ABC will map a 6-input gate
// to one LUT6 (instead of a LUT5 + LUT2)
}
void help() override
{
// |---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|
log("\n");
log(" synth_analogdevices [options]\n");
log("\n");
log("This command runs synthesis for Analog Devices FPGAs. This command does not operate on\n");
log("partly selected designs.\n");
log("\n");
log(" -top <module>\n");
log(" use the specified module as top module\n");
log("\n");
log(" -tech <tech>\n");
log(" run synthesis for the specified ADI technology process\n");
log(" currently only affects the type of BRAM used.\n");
log(" supported values:\n");
log(" - t40lp (RBRAM)\n");
log(" - t16ffc (RBRAM2, default)\n");
log("\n");
log(" -edif <file>\n");
log(" write the design to the specified edif file. writing of an output file\n");
log(" is omitted if this parameter is not specified.\n");
log("\n");
log(" -nobram\n");
log(" do not use block RAM cells in output netlist\n");
log("\n");
log(" -nolutram\n");
log(" do not use distributed RAM cells in output netlist\n");
log("\n");
log(" -nosrl\n");
log(" do not use distributed SRL cells in output netlist\n");
log("\n");
log(" -nocarry\n");
log(" do not use XORCY/MUXCY/CARRY4 cells in output netlist\n");
log("\n");
log(" -nowidelut\n");
log(" do not use MUXF[7-8] resources to implement LUTs larger than native for\n");
log(" the target\n");
log("\n");
log(" -nodsp\n");
log(" do not use DSP48*s to implement multipliers and associated logic\n");
log("\n");
log(" -noiopad\n");
log(" disable I/O buffer insertion (useful for hierarchical or \n");
log(" out-of-context flows)\n");
log("\n");
log(" -noclkbuf\n");
log(" disable automatic clock buffer insertion\n");
log("\n");
log(" -widemux <int>\n");
log(" enable inference of hard multiplexer resources (MUXF[78]) for muxes at\n");
log(" or above this number of inputs (minimum value 2, recommended value >= 5)\n");
log(" default: 0 (no inference)\n");
log("\n");
log(" -run <from_label>:<to_label>\n");
log(" only run the commands between the labels (see below). an empty\n");
log(" from label is synonymous to 'begin', and empty to label is\n");
log(" synonymous to the end of the command list.\n");
log("\n");
log(" -noflatten\n");
log(" do not flatten design before synthesis\n");
log("\n");
log(" -dff\n");
log(" run 'abc'/'abc9' with -dff option\n");
log("\n");
log(" -retime\n");
log(" run 'abc' with '-D 1' option to enable flip-flop retiming.\n");
log(" implies -dff.\n");
log("\n");
log(" -noabc9\n");
log(" disable use of new ABC9 flow\n");
log("\n");
log("\n");
log("The following commands are executed by this synthesis command:\n");
help_script();
log("\n");
}
std::string top_opt, edif_file, json_file, tech, tech_param;
bool flatten, retime, noiopad, noclkbuf, nobram, nolutram, nosrl, nocarry, nowidelut, nodsp;
bool abc9, dff;
bool flatten_before_abc;
int widemux;
int widelut_size;
void clear_flags() override
{
top_opt = "-auto-top";
edif_file.clear();
tech = "t16ffc";
tech_param = " -D IS_T16FFC";
flatten = true;
retime = false;
noiopad = false;
noclkbuf = false;
nocarry = false;
nobram = false;
nolutram = false;
nosrl = false;
nocarry = false;
nowidelut = false;
nodsp = false;
abc9 = true;
dff = false;
flatten_before_abc = false;
widemux = 0;
}
void execute(std::vector<std::string> args, RTLIL::Design *design) override
{
std::string run_from, run_to;
clear_flags();
size_t argidx;
for (argidx = 1; argidx < args.size(); argidx++)
{
if (args[argidx] == "-top" && argidx+1 < args.size()) {
top_opt = "-top " + args[++argidx];
continue;
}
if (args[argidx] == "-tech" && argidx+1 < args.size()) {
tech = args[++argidx];
if (tech == "t16ffc")
tech_param = " -D IS_T16FFC";
else if (tech == "t40lp")
tech_param = " -D IS_T40LP";
continue;
}
if (args[argidx] == "-edif" && argidx+1 < args.size()) {
edif_file = args[++argidx];
continue;
}
if (args[argidx] == "-run" && argidx+1 < args.size()) {
size_t pos = args[argidx+1].find(':');
if (pos == std::string::npos)
break;
run_from = args[++argidx].substr(0, pos);
run_to = args[argidx].substr(pos+1);
continue;
}
if (args[argidx] == "-noflatten") {
flatten = false;
continue;
}
if (args[argidx] == "-flatten_before_abc") {
flatten_before_abc = true;
continue;
}
if (args[argidx] == "-retime") {
dff = true;
retime = true;
continue;
}
if (args[argidx] == "-nocarry") {
nocarry = true;
continue;
}
if (args[argidx] == "-nowidelut") {
nowidelut = true;
continue;
}
if (args[argidx] == "-iopad") {
continue;
}
if (args[argidx] == "-noiopad") {
noiopad = true;
continue;
}
if (args[argidx] == "-noclkbuf") {
noclkbuf = true;
continue;
}
if (args[argidx] == "-nocarry") {
nocarry = true;
continue;
}
if (args[argidx] == "-nobram") {
nobram = true;
continue;
}
if (args[argidx] == "-nolutram") {
nolutram = true;
continue;
}
if (args[argidx] == "-nosrl") {
nosrl = true;
continue;
}
if (args[argidx] == "-widemux" && argidx+1 < args.size()) {
widemux = atoi(args[++argidx].c_str());
continue;
}
if (args[argidx] == "-noabc9") {
abc9 = false;
continue;
}
if (args[argidx] == "-nodsp") {
nodsp = true;
continue;
}
if (args[argidx] == "-dff") {
dff = true;
continue;
}
if (args[argidx] == "-json" && argidx+1 < args.size()) {
json_file = args[++argidx];
continue;
}
break;
}
extra_args(args, argidx, design);
if (!(tech == "t16ffc" || tech == "t40lp"))
log_cmd_error("Invalid ADI -tech setting: '%s'.\n", tech);
if (widemux != 0 && widemux < 2)
log_cmd_error("-widemux value must be 0 or >= 2.\n");
if (!design->full_selection())
log_cmd_error("This command only operates on fully selected designs!\n");
if (abc9 && retime)
log_cmd_error("-retime option not currently compatible with -abc9!\n");
log_header(design, "Executing SYNTH_ANALOGDEVICES pass.\n");
log_push();
run_script(design, run_from, run_to);
log_pop();
}
void script() override
{
if (check_label("begin")) {
run(stringf("read_verilog -lib -specify %s +/analogdevices/cells_sim.v", tech_param));
run(stringf("hierarchy -check %s", top_opt.c_str()));
}
if (check_label("prepare")) {
run("proc");
if (flatten || help_mode)
run("flatten", "(with '-flatten')");
if (active_design)
active_design->scratchpad_unset("tribuf.added_something");
run("tribuf -logic");
if (noiopad && active_design && active_design->scratchpad_get_bool("tribuf.added_something"))
log_error("Tristate buffers are unsupported without the '-iopad' option.\n");
run("deminout");
run("opt_expr");
run("opt_clean");
run("check");
run("opt -nodffe -nosdff");
run("fsm");
run("opt");
if (help_mode)
run("wreduce [-keepdc]", "(option for '-widemux')");
else
run("wreduce" + std::string(widemux > 0 ? " -keepdc" : ""));
run("peepopt");
run("opt_clean");
if (widemux > 0 || help_mode)
run("muxpack", " ('-widemux' only)");
// xilinx_srl looks for $shiftx cells for identifying variable-length
// shift registers, so attempt to convert $pmux-es to this
// Also: wide multiplexer inference benefits from this too
if (!(nosrl && widemux == 0) || help_mode) {
run("pmux2shiftx", "(skip if '-nosrl' and '-widemux=0')");
run("clean", " (skip if '-nosrl' and '-widemux=0')");
}
}
if (check_label("map_dsp", "(skip if '-nodsp')")) {
if (!nodsp || help_mode) {
run("memory_dff"); // xilinx_dsp will merge registers, reserve memory port registers first
// NB: Analog Devices multipliers are signed only
if (help_mode)
run("techmap -map +/mul2dsp.v -map +/analogdevices/{family}_dsp_map.v {options}");
run("techmap -map +/mul2dsp.v -map +/analogdevices/dsp_map.v -D DSP_A_MAXWIDTH=22 -D DSP_B_MAXWIDTH=22 "
"-D DSP_A_MAXWIDTH_PARTIAL=18 " // Partial multipliers are intentionally
// limited to 18x18 in order to take
// advantage of the (PCOUT << 17) -> PCIN
// dedicated cascade chain capability
"-D DSP_A_MINWIDTH=2 -D DSP_B_MINWIDTH=2 " // Blocks Nx1 multipliers
"-D DSP_Y_MINWIDTH=9 " // UG901 suggests small multiplies are those 4x4 and smaller
"-D DSP_SIGNEDONLY=1 -D DSP_NAME=$__MUL22X22");
run("select a:mul2dsp");
run("setattr -unset mul2dsp");
run("opt_expr -fine");
run("wreduce");
run("select -clear");
if (help_mode)
run("xilinx_dsp -family <family>");
else
run("xilinx_dsp -family xc7");
run("chtype -set $mul t:$__soft_mul");
}
}
if (check_label("coarse")) {
run("techmap -map +/cmp2lut.v -map +/cmp2lcu.v -D LUT_WIDTH=6");
run("alumacc");
run("share");
run("opt");
run("memory -nomap");
run("opt_clean");
}
if (check_label("map_memory")) {
std::string params = "";
std::string lutrams_map = "+/analogdevices/lutrams_map.v";
std::string brams_map = "+/analogdevices/brams_map.v";
if (help_mode) {
params = " [...]";
} else {
params += " -logic-cost-rom 0.015625";
params += " -force-params";
params += " -lib +/analogdevices/lutrams.txt";
params += " -lib +/analogdevices/brams.txt";
params += tech_param;
brams_map += tech_param;
if (nolutram)
params += " -no-auto-distributed";
if (nobram)
params += " -no-auto-block";
}
run("memory_libmap" + params);
run("techmap -map " + lutrams_map);
run("techmap -map " + brams_map);
}
if (check_label("map_ffram")) {
if (widemux > 0) {
run("opt -fast -mux_bool -undriven -fine"); // Necessary to omit -mux_undef otherwise muxcover
// performs less efficiently
} else {
run("opt -fast -full");
}
run("memory_map");
}
if (check_label("fine")) {
if (help_mode) {
run("simplemap t:$mux", "('-widemux' only)");
run("muxcover <internal options>", "('-widemux' only)");
} else if (widemux > 0) {
run("simplemap t:$mux");
constexpr int cost_mux2 = 100;
std::string muxcover_args = stringf(" -nodecode -mux2=%d", cost_mux2);
switch (widemux) {
case 2: muxcover_args += stringf(" -mux4=%d -mux8=%d -mux16=%d", cost_mux2+1, cost_mux2+2, cost_mux2+3); break;
case 3:
case 4: muxcover_args += stringf(" -mux4=%d -mux8=%d -mux16=%d", cost_mux2*(widemux-1)-2, cost_mux2*(widemux-1)-1, cost_mux2*(widemux-1)); break;
case 5:
case 6:
case 7:
case 8: muxcover_args += stringf(" -mux8=%d -mux16=%d", cost_mux2*(widemux-1)-1, cost_mux2*(widemux-1)); break;
case 9:
case 10:
case 11:
case 12:
case 13:
case 14:
case 15:
default: muxcover_args += stringf(" -mux16=%d", cost_mux2*(widemux-1)-1); break;
}
run("muxcover " + muxcover_args);
}
run("opt -full");
if (!nosrl || help_mode)
run("xilinx_srl -variable -minlen 3", "(skip if '-nosrl')");
std::string techmap_args = " -map +/techmap.v -D LUT_SIZE=6";
if (help_mode)
techmap_args += " [-map +/analogdevices/mux_map.v]";
else if (widemux > 0)
techmap_args += stringf(" -D MIN_MUX_INPUTS=%d -map +/analogdevices/mux_map.v", widemux);
if (!nocarry) {
techmap_args += " -map +/analogdevices/arith_map.v";
}
run("techmap " + techmap_args);
run("opt -fast");
}
if (check_label("map_cells")) {
// Needs to be done before logic optimization, so that inverters (inserted
// here because of negative-polarity output enable) are handled.
if (help_mode || !noiopad)
run("iopadmap -bits -outpad OUTBUF I:O -inpad INBUF O:I A:top", "(skip if '-noiopad')");
std::string techmap_args = "-map +/techmap.v -map +/analogdevices/cells_map.v";
if (widemux > 0)
techmap_args += stringf(" -D MIN_MUX_INPUTS=%d", widemux);
run("techmap " + techmap_args);
run("clean");
}
if (check_label("map_ffs")) {
run("dfflegalize -cell $_DFFE_?P?P_ r -cell $_SDFFE_?P?P_ r");
if (abc9 || help_mode) {
if (dff || help_mode)
run("zinit -all w:* t:$_SDFFE_*", "('-dff' only)");
run("techmap -map +/analogdevices/ff_map.v", "('-abc9' only)");
}
}
if (check_label("map_luts")) {
run("opt_expr -mux_undef -noclkinv");
if (flatten_before_abc)
run("flatten");
if (help_mode)
run("abc -luts 2:2,3,6:5[,10,20] [-dff] [-D 1]", "(option for '-nowidelut', '-dff', '-retime')");
else if (abc9) {
run("read_verilog -icells -lib -specify +/analogdevices/abc9_model.v");
std::string abc9_opts;
std::string k = "synth_analogdevices.abc9.W";
if (active_design && active_design->scratchpad.count(k))
abc9_opts += stringf(" -W %s", active_design->scratchpad_get_string(k).c_str());
else {
abc9_opts += stringf(" -W %s", RTLIL::constpad.at("synth_analogdevices.abc9.W").c_str());
}
if (nowidelut)
abc9_opts += stringf(" -maxlut 6");
if (dff)
abc9_opts += " -dff";
run("abc9" + abc9_opts);
}
else {
std::string abc_opts;
if (nowidelut)
abc_opts += " -luts 2:2,3,6:5";
else
abc_opts += " -luts 2:2,3,6:5,10,20";
if (dff)
abc_opts += " -dff";
if (retime)
abc_opts += " -D 1";
run("abc -dress" + abc_opts);
}
run("clean");
if (help_mode || !abc9)
run("techmap -map +/analogdevices/ff_map.v", "(only if not '-abc9')");
// This shregmap call infers fixed length shift registers after abc
// has performed any necessary retiming
if (!nosrl || help_mode)
run("xilinx_srl -fixed -minlen 3", "(skip if '-nosrl')");
std::string techmap_args = "-map +/analogdevices/lut_map.v -map +/analogdevices/cells_map.v";
techmap_args += " -D LUT_WIDTH=6";
run("techmap " + techmap_args);
run("xilinx_dffopt");
run("opt_lut_ins -tech analogdevices");
}
if (check_label("finalize")) {
run("clean");
}
if (check_label("check")) {
run("hierarchy -check");
run("stat -tech analogdevices");
run("check -noinit");
run("blackbox =A:whitebox");
}
if (check_label("edif")) {
if (!edif_file.empty() || help_mode) {
run("delete t:$assert t:$scopeinfo");
run(stringf("write_edif %s", edif_file.c_str()));
}
}
}
} SynthAnalogDevicesPass;
PRIVATE_NAMESPACE_END

1
tests/arch/analogdevices/.gitignore vendored Normal file
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t_*.ys

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read_verilog ../common/add_sub.v
hierarchy -top top
proc
design -save orig
equiv_opt -assert -map +/analogdevices/cells_sim.v synth_analogdevices -noiopad # equivalency check
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd top # Constrain all select calls below inside the top module
stat
select -assert-count 8 t:LUT2
select -assert-count 2 t:CRY4
select -assert-count 2 t:CRY4INIT
select -assert-none t:LUT2 t:CRY4 t:CRY4INIT %% t:* %D

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read_verilog ../common/adffs.v
design -save read
hierarchy -top adff
proc
equiv_opt -async2sync -assert -map +/analogdevices/cells_sim.v synth_analogdevices -noiopad # equivalency check
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd adff # Constrain all select calls below inside the top module
select -assert-count 1 t:FFCE
select -assert-none t:FFCE %% t:* %D
design -load read
hierarchy -top adffn
proc
equiv_opt -async2sync -assert -map +/analogdevices/cells_sim.v synth_analogdevices -noiopad # equivalency check
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd adffn # Constrain all select calls below inside the top module
select -assert-count 1 t:FFCE
select -assert-count 1 t:LUT1
select -assert-none t:FFCE t:LUT1 %% t:* %D
design -load read
hierarchy -top dffs
proc
equiv_opt -async2sync -assert -map +/analogdevices/cells_sim.v synth_analogdevices -noiopad # equivalency check
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd dffs # Constrain all select calls below inside the top module
select -assert-count 1 t:FFRE
select -assert-count 1 t:LUT2
stat
select -assert-none t:FFRE t:LUT2 %% t:* %D
design -load read
hierarchy -top ndffnr
proc
equiv_opt -async2sync -assert -map +/analogdevices/cells_sim.v synth_analogdevices -noiopad # equivalency check
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd ndffnr # Constrain all select calls below inside the top module
select -assert-count 1 t:FFRE_N
select -assert-count 1 t:LUT1
select -assert-none t:FFRE_N t:LUT1 %% t:* %D

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# Memory bits <= 18K; Data width <= 36; Address width <= 14: -> RBRAM2
# w4b | r16b
design -reset
read_verilog asym_ram_sdp_read_wider.v
synth_analogdevices -top asym_ram_sdp_read_wider -noiopad
select -assert-count 1 t:RBRAM2
# w8b | r16b
design -reset
read_verilog asym_ram_sdp_read_wider.v
chparam -set WIDTHA 8 -set SIZEA 512 -set ADDRWIDTHA 9 asym_ram_sdp_read_wider
synth_analogdevices -top asym_ram_sdp_read_wider -noiopad
select -assert-count 1 t:RBRAM2
# w4b | r32b
design -reset
read_verilog asym_ram_sdp_read_wider.v
chparam -set WIDTHB 32 -set SIZEB 128 -set ADDRWIDTHB 7 asym_ram_sdp_read_wider
synth_analogdevices -top asym_ram_sdp_read_wider -noiopad
select -assert-count 2 t:RBRAM2
# w16b | r4b
design -reset
read_verilog asym_ram_sdp_write_wider.v
synth_analogdevices -top asym_ram_sdp_write_wider -noiopad
select -assert-count 1 t:RBRAM2
# w16b | r8b
design -reset
read_verilog asym_ram_sdp_write_wider.v
chparam -set WIDTHB 8 -set SIZEB 512 -set ADDRWIDTHB 9 asym_ram_sdp_read_wider
synth_analogdevices -top asym_ram_sdp_write_wider -noiopad
select -assert-count 1 t:RBRAM2
# w32b | r4b
design -reset
read_verilog asym_ram_sdp_write_wider.v
chparam -set WIDTHA 32 -set SIZEA 128 -set ADDRWIDTHA 7 asym_ram_sdp_read_wider
synth_analogdevices -top asym_ram_sdp_write_wider -noiopad
select -assert-count 1 t:RBRAM2
# w4b | r24b
design -reset
read_verilog asym_ram_sdp_read_wider.v
chparam -set SIZEA 768
chparam -set WIDTHB 24 -set SIZEB 128 -set ADDRWIDTHB 7 asym_ram_sdp_read_wider
synth_analogdevices -top asym_ram_sdp_read_wider -noiopad
select -assert-count 2 t:RBRAM2

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// Asymmetric port RAM
// Read Wider than Write. Read Statement in loop
//asym_ram_sdp_read_wider.v
module asym_ram_sdp_read_wider (clkA, clkB, enaA, weA, enaB, addrA, addrB, diA, doB);
parameter WIDTHA = 4;
parameter SIZEA = 1024;
parameter ADDRWIDTHA = 10;
parameter WIDTHB = 16;
parameter SIZEB = 256;
parameter ADDRWIDTHB = 8;
input clkA;
input clkB;
input weA;
input enaA, enaB;
input [ADDRWIDTHA-1:0] addrA;
input [ADDRWIDTHB-1:0] addrB;
input [WIDTHA-1:0] diA;
output [WIDTHB-1:0] doB;
`define max(a,b) {(a) > (b) ? (a) : (b)}
`define min(a,b) {(a) < (b) ? (a) : (b)}
function integer log2;
input integer value;
reg [31:0] shifted;
integer res;
begin
if (value < 2)
log2 = value;
else
begin
shifted = value-1;
for (res=0; shifted>0; res=res+1)
shifted = shifted>>1;
log2 = res;
end
end
endfunction
localparam maxSIZE = `max(SIZEA, SIZEB);
localparam maxWIDTH = `max(WIDTHA, WIDTHB);
localparam minWIDTH = `min(WIDTHA, WIDTHB);
localparam RATIO = maxWIDTH / minWIDTH;
localparam log2RATIO = log2(RATIO);
(* ram_style="block" *)
reg [minWIDTH-1:0] RAM [0:maxSIZE-1];
reg [WIDTHB-1:0] readB;
always @(posedge clkA)
begin
if (enaA) begin
if (weA)
RAM[addrA] <= diA;
end
end
always @(posedge clkB)
begin : ramread
integer i;
reg [log2RATIO-1:0] lsbaddr;
if (enaB) begin
for (i = 0; i < RATIO; i = i+1) begin
lsbaddr = i;
readB[(i+1)*minWIDTH-1 -: minWIDTH] <= RAM[{addrB, lsbaddr}];
end
end
end
assign doB = readB;
endmodule

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// Asymmetric port RAM
// Write wider than Read. Write Statement in a loop.
// asym_ram_sdp_write_wider.v
module asym_ram_sdp_write_wider (clkA, clkB, weA, enaA, enaB, addrA, addrB, diA, doB);
parameter WIDTHB = 4;
parameter SIZEB = 1024;
parameter ADDRWIDTHB = 10;
parameter WIDTHA = 16;
parameter SIZEA = 256;
parameter ADDRWIDTHA = 8;
input clkA;
input clkB;
input weA;
input enaA, enaB;
input [ADDRWIDTHA-1:0] addrA;
input [ADDRWIDTHB-1:0] addrB;
input [WIDTHA-1:0] diA;
output [WIDTHB-1:0] doB;
`define max(a,b) {(a) > (b) ? (a) : (b)}
`define min(a,b) {(a) < (b) ? (a) : (b)}
function integer log2;
input integer value;
reg [31:0] shifted;
integer res;
begin
if (value < 2)
log2 = value;
else
begin
shifted = value-1;
for (res=0; shifted>0; res=res+1)
shifted = shifted>>1;
log2 = res;
end
end
endfunction
localparam maxSIZE = `max(SIZEA, SIZEB);
localparam maxWIDTH = `max(WIDTHA, WIDTHB);
localparam minWIDTH = `min(WIDTHA, WIDTHB);
localparam RATIO = maxWIDTH / minWIDTH;
localparam log2RATIO = log2(RATIO);
(* ram_style="block" *)
reg [minWIDTH-1:0] RAM [0:maxSIZE-1];
reg [WIDTHB-1:0] readB;
always @(posedge clkB) begin
if (enaB) begin
readB <= RAM[addrB];
end
end
assign doB = readB;
always @(posedge clkA)
begin : ramwrite
integer i;
reg [log2RATIO-1:0] lsbaddr;
for (i=0; i< RATIO; i= i+ 1) begin : write1
lsbaddr = i;
if (enaA) begin
if (weA)
RAM[{addrA, lsbaddr}] <= diA[(i+1)*minWIDTH-1 -: minWIDTH];
end
end
end
endmodule

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# Check that blockram memory without parameters is not modified
read_verilog ../common/memory_attributes/attributes_test.v
hierarchy -top block_ram
synth_analogdevices -top block_ram -noiopad
cd block_ram # Constrain all select calls below inside the top module
# select -assert-count 1 t:RBRAM2 # This currently infers LUTRAM because BRAM is expensive.
# Check that distributed memory without parameters is not modified
design -reset
read_verilog ../common/memory_attributes/attributes_test.v
hierarchy -top distributed_ram
synth_analogdevices -top distributed_ram -noiopad
cd distributed_ram # Constrain all select calls below inside the top module
select -assert-count 8 t:RAMS64X1
select -assert-count 8 t:FFRE
# Set ram_style distributed to blockram memory; will be implemented as distributed
design -reset
read_verilog ../common/memory_attributes/attributes_test.v
setattr -set ram_style "distributed" block_ram/m:*
synth_analogdevices -top block_ram -noiopad
cd block_ram # Constrain all select calls below inside the top module
select -assert-count 64 t:RAMS64X1
select -assert-count 4 t:FFRE
# Set synthesis, logic_block to blockram memory; will be implemented as distributed
design -reset
read_verilog ../common/memory_attributes/attributes_test.v
setattr -set logic_block 1 block_ram/m:*
synth_analogdevices -top block_ram -noiopad
cd block_ram # Constrain all select calls below inside the top module
select -assert-count 0 t:RBRAM2
# Set ram_style block to a distributed memory; will be implemented as blockram
design -reset
read_verilog ../common/memory_attributes/attributes_test.v
synth_analogdevices -top distributed_ram_manual -noiopad
cd distributed_ram_manual # Constrain all select calls below inside the top module
# select -assert-count 1 t:RBRAM2 # This gets implemented in logic instead

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### TODO: Not running equivalence checking because BRAM models does not exists
### currently. Checking instance counts instead.
# Memory bits <= 18K; Data width <= 36; Address width <= 14: -> RBRAM2
read_verilog ../common/blockram.v
chparam -set ADDRESS_WIDTH 12 -set DATA_WIDTH 1 sync_ram_sdp
setattr -set ram_style "block" sync_ram_sdp
synth_analogdevices -top sync_ram_sdp -noiopad
cd sync_ram_sdp
select -assert-count 1 t:RBRAM2
design -reset
read_verilog ../common/blockram.v
chparam -set ADDRESS_WIDTH 8 -set DATA_WIDTH 18 sync_ram_sdp
setattr -set ram_style "block" sync_ram_sdp
synth_analogdevices -top sync_ram_sdp -noiopad
cd sync_ram_sdp
select -assert-count 1 t:RBRAM2
design -reset
read_verilog ../common/blockram.v
chparam -set ADDRESS_WIDTH 14 -set DATA_WIDTH 1 sync_ram_sdp
setattr -set ram_style "block" sync_ram_sdp
synth_analogdevices -top sync_ram_sdp -noiopad
cd sync_ram_sdp
select -assert-count 1 t:RBRAM2
design -reset
read_verilog ../common/blockram.v
chparam -set ADDRESS_WIDTH 9 -set DATA_WIDTH 36 sync_ram_sdp
synth_analogdevices -top sync_ram_sdp -noiopad
cd sync_ram_sdp
select -assert-count 1 t:RBRAM2
# Anything memory bits < 1024 -> LUTRAM
design -reset
read_verilog ../common/blockram.v
chparam -set ADDRESS_WIDTH 8 -set DATA_WIDTH 2 sync_ram_sdp
synth_analogdevices -top sync_ram_sdp -noiopad
cd sync_ram_sdp
select -assert-count 0 t:RBRAM2
select -assert-count 8 t:RAMD64X1
select -assert-count 2 t:FFRE
# More than 18K bits, data width <= 36 (TDP), and address width from 10 to 15b (non-cascaded) -> RAMB36E1
design -reset
read_verilog ../common/blockram.v
chparam -set ADDRESS_WIDTH 10 -set DATA_WIDTH 36 sync_ram_sdp
synth_analogdevices -top sync_ram_sdp -noiopad
cd sync_ram_sdp
select -assert-count 1 t:RBRAM2
### With parameters
design -reset
read_verilog ../common/blockram.v
hierarchy -top sync_ram_sdp -chparam ADDRESS_WIDTH 12 -chparam DATA_WIDTH 1
setattr -set ram_style "block" m:memory
synth_analogdevices -top sync_ram_sdp -noiopad
cd sync_ram_sdp
select -assert-count 1 t:RBRAM2
design -reset
read_verilog ../common/blockram.v
hierarchy -top sync_ram_sdp -chparam ADDRESS_WIDTH 12 -chparam DATA_WIDTH 1
setattr -set logic_block 1 m:memory
synth_analogdevices -top sync_ram_sdp -noiopad
cd sync_ram_sdp
select -assert-count 0 t:RBRAM2
design -reset
read_verilog ../common/blockram.v
hierarchy -top sync_ram_sdp -chparam ADDRESS_WIDTH 8 -chparam DATA_WIDTH 1
setattr -set ram_style "block" m:memory
synth_analogdevices -top sync_ram_sdp -noiopad
cd sync_ram_sdp
select -assert-count 1 t:RBRAM2

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@ -0,0 +1,34 @@
read_verilog <<EOT
module register_file(
input wire clk,
input wire write_enable,
input wire [63:0] write_data,
input wire [4:0] write_reg,
input wire [4:0] read1_reg,
input wire [4:0] read2_reg,
input wire [4:0] read3_reg,
output reg [63:0] read1_data,
output reg [63:0] read2_data,
output reg [63:0] read3_data
);
reg [63:0] registers[0:31];
always @(posedge clk) begin
if (write_enable == 1'b1) begin
registers[write_reg] <= write_data;
end
end
always @(all) begin
read1_data <= registers[read1_reg];
read2_data <= registers[read2_reg];
read3_data <= registers[read3_reg];
end
endmodule
EOT
synth_analogdevices -noiopad
cd register_file
select -assert-count 192 t:RAMD32X1
select -assert-none t:RAMD32X1 %% t:* %D

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@ -0,0 +1,11 @@
read_verilog << EOF
module top(...);
input wire [31:0] A;
output wire [31:0] P;
assign P = A * 32'h12300000;
endmodule
EOF
synth_analogdevices

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@ -0,0 +1,18 @@
read_verilog << EOF
module top(...);
input signed [17:0] A;
input signed [17:0] B;
output X;
output Y;
wire [35:0] P;
assign P = A * B;
assign X = P[0];
assign Y = P[35];
endmodule
EOF
synth_analogdevices

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@ -0,0 +1,16 @@
read_verilog <<EOT
module led_blink (
input clk,
output ledc
);
reg [6:0] led_counter = 0;
always @( posedge clk ) begin
led_counter <= led_counter + 1;
end
assign ledc = !led_counter[ 6:3 ];
endmodule
EOT
proc
equiv_opt -assert -map +/analogdevices/cells_sim.v synth_analogdevices

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@ -0,0 +1,13 @@
read_verilog ../common/counter.v
hierarchy -top top
proc
flatten
equiv_opt -async2sync -assert -map +/analogdevices/cells_sim.v synth_analogdevices -noiopad # equivalency check
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd top # Constrain all select calls below inside the top module
stat
select -assert-count 8 t:FFCE
select -assert-count 1 t:LUT1
select -assert-count 2 t:CRY4
select -assert-count 1 t:CRY4INIT
select -assert-none t:FFCE t:LUT1 t:CRY4 t:CRY4INIT %% t:* %D

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@ -0,0 +1,41 @@
read_verilog ../common/dffs.v
design -save read
hierarchy -top dff
proc
equiv_opt -assert -map +/analogdevices/cells_sim.v synth_analogdevices -noiopad # equivalency check
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd dff # Constrain all select calls below inside the top module
select -assert-count 1 t:FFRE
select -assert-none t:FFRE %% t:* %D
design -load read
hierarchy -top dffe
proc
equiv_opt -assert -map +/analogdevices/cells_sim.v synth_analogdevices -noiopad # equivalency check
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd dffe # Constrain all select calls below inside the top module
select -assert-count 1 t:FFRE
select -assert-none t:FFRE %% t:* %D
design -load read
hierarchy -top dff
proc
equiv_opt -assert -map +/analogdevices/cells_sim.v synth_analogdevices -dff -noiopad # equivalency check
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd dff # Constrain all select calls below inside the top module
select -assert-count 1 t:FFRE
select -assert-none t:FFRE %% t:* %D
design -load read
hierarchy -top dffe
proc
equiv_opt -assert -map +/analogdevices/cells_sim.v synth_analogdevices -dff -noiopad # equivalency check
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd dffe # Constrain all select calls below inside the top module
select -assert-count 1 t:FFRE
select -assert-none t:FFRE %% t:* %D

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@ -0,0 +1,42 @@
logger -nowarn "Yosys has only limited support for tri-state logic at the moment\. .*"
logger -nowarn "Ignoring boxed module .*\."
read_verilog <<EOT
module top(input [24:0] A, input [17:0] B, output [47:0] P);
DSP48E1 #(.PREG(0)) dsp(.A(A), .B(B), .P(P));
endmodule
EOT
techmap -autoproc -wb -map +/analogdevices/cells_sim.v
opt
scc -expect 0
design -reset
read_verilog <<EOT
module top(input signed [24:0] A, input signed [17:0] B, output [47:0] P);
assign P = A * B;
endmodule
EOT
synth_analogdevices
techmap -autoproc -wb -map +/analogdevices/cells_sim.v
opt -full -fine
select -assert-count 2 t:$mul
select -assert-count 0 t:* t:$mul %D
design -reset
read_verilog -icells -formal <<EOT
module top(output [43:0] P);
\$__MUL22X22 mul (.A(42), .B(42), .Y(P));
assert property (P == 42*42);
endmodule
EOT
async2sync
techmap -map +/analogdevices/dsp_map.v
verilog_defaults -add -D ALLOW_WHITEBOX_DSP48E1
synth_analogdevices
techmap -autoproc -wb -map +/analogdevices/cells_sim.v
opt -full -fine
select -assert-count 0 t:* t:$assert %d
sat -verify -prove-asserts

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@ -0,0 +1,20 @@
read_verilog ../common/fsm.v
hierarchy -top fsm
proc
flatten
design -save orig
equiv_opt -run :prove -map +/analogdevices/cells_sim.v synth_analogdevices -noiopad
miter -equiv -make_assert -flatten gold gate miter
sat -verify -prove-asserts -show-public -set-at 1 in_reset 1 -seq 20 -prove-skip 1 miter
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd fsm # Constrain all select calls below inside the top module
stat
select -assert-count 6 t:FFRE
select -assert-count 1 t:LUT1
select -assert-count 1 t:LUT3
select -assert-count 1 t:LUT4
select -assert-count 5 t:LUT5
select -assert-none t:FFRE t:LUT1 t:LUT3 t:LUT4 t:LUT5 %% t:* %D

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@ -0,0 +1,11 @@
read_verilog ../common/logic.v
hierarchy -top top
proc
equiv_opt -assert -map +/analogdevices/cells_sim.v synth_analogdevices -noiopad # equivalency check
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd top # Constrain all select calls below inside the top module
select -assert-count 1 t:LUT1
select -assert-count 6 t:LUT2
select -assert-count 2 t:LUT4
select -assert-none t:LUT1 t:LUT2 t:LUT4 %% t:* %D

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@ -0,0 +1,113 @@
design -reset
read_verilog ../common/lutram.v
hierarchy -top lutram_1w1r -chparam A_WIDTH 5
proc
memory -nomap
equiv_opt -run :prove -map +/analogdevices/cells_sim.v synth_analogdevices -noiopad
memory
opt -full
miter -equiv -flatten -make_assert -make_outputs gold gate miter
sat -verify -prove-asserts -seq 3 -set-init-zero -show-inputs -show-outputs miter
design -load postopt
cd lutram_1w1r
select -assert-count 8 t:FFRE
select -assert-count 8 t:RAMS64X1
select -assert-none t:FFRE t:RAMS64X1 %% t:* %D
design -reset
read_verilog ../common/lutram.v
hierarchy -top lutram_1w1r
proc
memory -nomap
equiv_opt -run :prove -map +/analogdevices/cells_sim.v synth_analogdevices -noiopad
memory
opt -full
miter -equiv -flatten -make_assert -make_outputs gold gate miter
sat -verify -prove-asserts -seq 3 -set-init-zero -show-inputs -show-outputs miter
design -load postopt
cd lutram_1w1r
dump
select -assert-count 8 t:FFRE
select -assert-count 8 t:RAMS64X1
select -assert-none t:FFRE t:RAMS64X1 %% t:* %D
design -reset
read_verilog ../common/lutram.v
hierarchy -top lutram_1w3r
proc
memory -nomap
equiv_opt -run :prove -map +/analogdevices/cells_sim.v synth_analogdevices -noiopad
memory
opt -full
miter -equiv -flatten -make_assert -make_outputs gold gate miter
sat -verify -prove-asserts -seq 3 -set-init-zero -show-inputs -show-outputs miter
design -load postopt
cd lutram_1w3r
select -assert-count 24 t:FFRE
select -assert-count 16 t:RAMD32X1
select -assert-none t:FFRE t:RAMD32X1 %% t:* %D
design -reset
read_verilog ../common/lutram.v
hierarchy -top lutram_1w3r -chparam A_WIDTH 6
proc
memory -nomap
equiv_opt -run :prove -map +/analogdevices/cells_sim.v synth_analogdevices -noiopad
memory
opt -full
miter -equiv -flatten -make_assert -make_outputs gold gate miter
sat -verify -prove-asserts -seq 3 -set-init-zero -show-inputs -show-outputs miter
design -load postopt
cd lutram_1w3r
select -assert-count 24 t:FFRE
select -assert-count 16 t:RAMD64X1
select -assert-none t:FFRE t:RAMD64X1 %% t:* %D
design -reset
read_verilog ../common/lutram.v
hierarchy -top lutram_1w1r -chparam A_WIDTH 5 -chparam D_WIDTH 6
proc
memory -nomap
equiv_opt -run :prove -map +/analogdevices/cells_sim.v synth_analogdevices -noiopad
memory
opt -full
miter -equiv -flatten -make_assert -make_outputs gold gate miter
sat -verify -prove-asserts -seq 3 -set-init-zero -show-inputs -show-outputs miter
design -load postopt
cd lutram_1w1r
select -assert-count 6 t:FFRE
select -assert-count 6 t:RAMS64X1
select -assert-none t:FFRE t:RAMS64X1 %% t:* %D
design -reset
read_verilog ../common/lutram.v
hierarchy -top lutram_1w1r -chparam A_WIDTH 6 -chparam D_WIDTH 6
proc
memory -nomap
equiv_opt -run :prove -map +/analogdevices/cells_sim.v synth_analogdevices -noiopad
memory
opt -full
miter -equiv -flatten -make_assert -make_outputs gold gate miter
sat -verify -prove-asserts -seq 3 -set-init-zero -show-inputs -show-outputs miter
design -load postopt
cd lutram_1w1r
select -assert-count 6 t:FFRE
select -assert-count 6 t:RAMS64X1
select -assert-none t:FFRE t:RAMS64X1 %% t:* %D

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@ -0,0 +1,121 @@
from __future__ import annotations
from dataclasses import dataclass
blockram_template = """# ======================================
log ** GENERATING TEST {top} WITH PARAMS{param_str}
design -reset; read_verilog -defer ../common/blockram.v
chparam{param_str} {top}
hierarchy -top {top}
echo on
debug synth_analogdevices -tech {tech} -top {top} {opts} -run :map_ffram
stat; echo off
"""
inference_tests: "list[tuple[str, list[tuple[str, int]], str, list[str], list[str]]]" = [
# RBRAM2 has TDP and SDP for 8192x5bit, 4096x9bit, and 2048x40bit
("t16ffc", [("ADDRESS_WIDTH", 13), ("DATA_WIDTH", 5)], "sync_ram_*dp", ["-assert-count 1 t:RBRAM2"], []),
("t16ffc", [("ADDRESS_WIDTH", 12), ("DATA_WIDTH", 9)], "sync_ram_*dp", ["-assert-count 1 t:RBRAM2"], []),
("t16ffc", [("ADDRESS_WIDTH", 11), ("DATA_WIDTH", 40)], "sync_ram_*dp", ["-assert-count 1 t:RBRAM2"], []),
# LUTRAM is generally cheaper than BRAM for undersized (SDP) memories
("t16ffc", [("ADDRESS_WIDTH", 6), ("DATA_WIDTH", 1)], "sync_ram_sdp", ["-assert-count 1 t:RAMD64X1"], []),
("t16ffc", [("ADDRESS_WIDTH", 6), ("DATA_WIDTH", 8)], "sync_ram_sdp", ["-assert-count 8 t:RAMD64X1"], []),
("t16ffc", [("ADDRESS_WIDTH", 10), ("DATA_WIDTH", 8)], "sync_ram_sdp", ["-assert-count 128 t:RAMD64X1"], []),
("t16ffc", [("ADDRESS_WIDTH", 10), ("DATA_WIDTH", 16)], "sync_ram_sdp", ["-assert-count 256 t:RAMD64X1"], []),
# RBRAM is half the depth of RBRAM2, and doesn't have TDP, also LUTRAM is cheaper, so we need to specify not to use it
("t40lp", [("ADDRESS_WIDTH", 13), ("DATA_WIDTH", 5)], "sync_ram_sdp", ["-assert-count 2 t:RBRAM"], ["-nolutram"]),
("t40lp", [("ADDRESS_WIDTH", 12), ("DATA_WIDTH", 5)], "sync_ram_sdp", ["-assert-count 1 t:RBRAM"], ["-nolutram"]),
("t40lp", [("ADDRESS_WIDTH", 11), ("DATA_WIDTH", 9)], "sync_ram_sdp", ["-assert-count 1 t:RBRAM"], ["-nolutram"]),
("t40lp", [("ADDRESS_WIDTH", 10), ("DATA_WIDTH", 40)], "sync_ram_sdp", ["-assert-count 1 t:RBRAM"], ["-nolutram"]),
# 2048x32 and 2048x36bit are also valid
("t16ffc", [("ADDRESS_WIDTH", 11), ("DATA_WIDTH", 32)], "sync_ram_*dp", ["-assert-count 1 t:RBRAM2"], []),
("t16ffc", [("ADDRESS_WIDTH", 11), ("DATA_WIDTH", 36)], "sync_ram_*dp", ["-assert-count 1 t:RBRAM2"], []),
("t40lp", [("ADDRESS_WIDTH", 10), ("DATA_WIDTH", 32)], "sync_ram_sdp", ["-assert-count 1 t:RBRAM"], ["-nolutram"]),
("t40lp", [("ADDRESS_WIDTH", 10), ("DATA_WIDTH", 36)], "sync_ram_sdp", ["-assert-count 1 t:RBRAM"], ["-nolutram"]),
# 4096x16/18bit can be mapped to a single 2048x32/36bit
("t16ffc", [("ADDRESS_WIDTH", 12), ("DATA_WIDTH", 16)], "sync_ram_*dp", ["-assert-count 1 t:RBRAM2"], []),
("t16ffc", [("ADDRESS_WIDTH", 12), ("DATA_WIDTH", 18)], "sync_ram_*dp", ["-assert-count 1 t:RBRAM2"], []),
("t40lp", [("ADDRESS_WIDTH", 11), ("DATA_WIDTH", 16)], "sync_ram_sdp", ["-assert-count 1 t:RBRAM"], ["-nolutram"]),
("t40lp", [("ADDRESS_WIDTH", 11), ("DATA_WIDTH", 18)], "sync_ram_sdp", ["-assert-count 1 t:RBRAM"], ["-nolutram"]),
# same for 8192x8/9bit
("t16ffc", [("ADDRESS_WIDTH", 13), ("DATA_WIDTH", 8)], "sync_ram_*dp", ["-assert-count 1 t:RBRAM2"], []),
("t16ffc", [("ADDRESS_WIDTH", 13), ("DATA_WIDTH", 9)], "sync_ram_*dp", ["-assert-count 1 t:RBRAM2"], []),
("t40lp", [("ADDRESS_WIDTH", 12), ("DATA_WIDTH", 8)], "sync_ram_sdp", ["-assert-count 1 t:RBRAM"], ["-nolutram"]),
("t40lp", [("ADDRESS_WIDTH", 12), ("DATA_WIDTH", 9)], "sync_ram_sdp", ["-assert-count 1 t:RBRAM"], ["-nolutram"]),
# but 4096x20bit requires extra memories because 2048x40bit has 8bit byte enables (which doesn't divide 20bit evenly)
("t16ffc", [("ADDRESS_WIDTH", 12), ("DATA_WIDTH", 20)], "sync_ram_sdp", ["-assert-count 2 t:RBRAM2"], []),
("t40lp", [("ADDRESS_WIDTH", 11), ("DATA_WIDTH", 20)], "sync_ram_sdp", ["-assert-count 2 t:RBRAM"], ["-nolutram"]),
]
@dataclass
class TestClass:
params: dict[str, int]
top: str
assertions: list[str]
test_steps: None | list[dict[str, int]]
opts: list[str]
tech: str = "t16ffc"
sim_tests: list[TestClass] = []
for (tech, params, top, assertions, opts) in inference_tests:
sim_test = TestClass(
params=dict(params),
top=top,
assertions=assertions,
test_steps=None,
opts=opts,
tech=tech,
)
sim_tests.append(sim_test)
i = 0
j = 0
max_j = 16
f = None
for sim_test in sim_tests:
# format params
param_str = ""
for (key, val) in sim_test.params.items():
param_str += f" -set {key} {val}"
# resolve top module wildcards
top_list = [sim_test.top]
if "*dp" in sim_test.top:
top_list += [
sim_test.top.replace("*dp", dp_sub) for dp_sub in ["sdp", "tdp"]
]
if "w*r" in sim_test.top:
top_list += [
sim_test.top.replace("w*r", wr_sub) for wr_sub in ["wwr", "wrr"]
]
if len(top_list) > 1:
top_list.pop(0)
# iterate over string substitutions
for top in top_list:
# limit number of tests per file to allow parallel make
if not f:
fn = f"t_mem{i}.ys"
f = open(fn, mode="w")
j = 0
# output yosys script test file
print(
blockram_template.format(param_str=param_str, top=top, tech=sim_test.tech, opts=" ".join(sim_test.opts)),
file=f
)
for assertion in sim_test.assertions:
print(f"log ** CHECKING CELL COUNTS FOR TEST {top} WITH PARAMS{param_str} ON TECH {sim_test.tech}", file=f)
print(f"select {assertion}", file=f)
print("", file=f)
# increment test counter
j += 1
if j >= max_j:
f = f.close()
i += 1
if f:
f.close()

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@ -0,0 +1,9 @@
read_verilog ../common/mul.v
hierarchy -top top
proc
equiv_opt -assert -map +/analogdevices/cells_sim.v synth_analogdevices -noiopad # equivalency check
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd top # Constrain all select calls below inside the top module
select -assert-count 1 t:RBBDSP
select -assert-none t:RBBDSP %% t:* %D

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@ -0,0 +1,30 @@
/*
Example from: https://www.xilinx.com/support/documentation/sw_manuals/xilinx2019_1/ug901-vivado-synthesis.pdf [p. 89].
*/
// Unsigned 16x24-bit Multiplier
// 1 latency stage on operands
// 3 latency stage after the multiplication
// File: multipliers2.v
//
module mul_unsigned (clk, A, B, RES);
parameter WIDTHA = /*16*/ 6;
parameter WIDTHB = /*24*/ 9;
input clk;
input [WIDTHA-1:0] A;
input [WIDTHB-1:0] B;
output [WIDTHA+WIDTHB-1:0] RES;
reg [WIDTHA-1:0] rA;
reg [WIDTHB-1:0] rB;
reg [WIDTHA+WIDTHB-1:0] M [3:0];
integer i;
always @(posedge clk)
begin
rA <= A;
rB <= B;
M[0] <= rA * rB;
for (i = 0; i < 3; i = i+1)
M[i+1] <= M[i];
end
assign RES = M[3];
endmodule

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@ -0,0 +1,10 @@
read_verilog mul_unsigned.v
hierarchy -top mul_unsigned
proc
equiv_opt -assert -map +/analogdevices/cells_sim.v synth_analogdevices -noiopad # equivalency check
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd mul_unsigned # Constrain all select calls below inside the top module
select -assert-count 1 t:RBBDSP
select -assert-count 75 t:FFRE
select -assert-none t:RBBDSP t:FFRE %% t:* %D

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@ -0,0 +1,50 @@
read_verilog ../common/mux.v
design -save read
hierarchy -top mux2
proc
equiv_opt -assert -map +/analogdevices/cells_sim.v synth_analogdevices -noiopad # equivalency check
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd mux2 # Constrain all select calls below inside the top module
select -assert-count 1 t:LUT3
select -assert-none t:LUT3 %% t:* %D
design -load read
hierarchy -top mux4
proc
equiv_opt -assert -map +/analogdevices/cells_sim.v synth_analogdevices -noiopad # equivalency check
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd mux4 # Constrain all select calls below inside the top module
select -assert-count 1 t:LUT6
select -assert-none t:LUT6 %% t:* %D
design -load read
hierarchy -top mux8
proc
equiv_opt -assert -map +/analogdevices/cells_sim.v synth_analogdevices -noiopad # equivalency check
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd mux8 # Constrain all select calls below inside the top module
select -assert-count 1 t:LUT3
select -assert-count 2 t:LUT6
select -assert-none t:LUT3 t:LUT6 %% t:* %D
design -load read
hierarchy -top mux16
proc
equiv_opt -assert -map +/analogdevices/cells_sim.v synth_analogdevices -noiopad # equivalency check
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd mux16 # Constrain all select calls below inside the top module
select -assert-max 2 t:LUT3
select -assert-max 2 t:LUT4
select -assert-min 4 t:LUT6
select -assert-max 7 t:LUT6
select -assert-max 2 t:LUTMUX7
dump
select -assert-none t:LUT6 t:LUT4 t:LUT3 t:LUTMUX7 %% t:* %D

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@ -0,0 +1,26 @@
read_rtlil << EOF
module \top
wire width 4 input 1 \A
wire output 2 \O
cell \LUT4 $0
parameter \INIT 16'1111110011000000
connect \I0 \A [0]
connect \I1 \A [1]
connect \I2 \A [2]
connect \I3 \A [3]
connect \O \O
end
end
EOF
read_verilog -lib +/analogdevices/cells_sim.v
equiv_opt -assert -map +/analogdevices/cells_sim.v opt_lut_ins -tech analogdevices
design -load postopt
select -assert-count 1 t:LUT3

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@ -0,0 +1,5 @@
#!/usr/bin/env bash
set -eu
python3 mem_gen.py
source ../../gen-tests-makefile.sh
generate_mk --yosys-scripts --bash

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@ -0,0 +1,10 @@
read_verilog ../common/shifter.v
hierarchy -top top
proc
flatten
equiv_opt -assert -map +/analogdevices/cells_sim.v synth_analogdevices -noiopad # equivalency check
design -load postopt # load the post-opt design (otherwise equiv_opt loads the pre-opt design)
cd top # Constrain all select calls below inside the top module
select -assert-count 8 t:FFRE
select -assert-none t:FFRE %% t:* %D

View file

@ -22,6 +22,30 @@ module sync_ram_sp #(parameter DATA_WIDTH=8, ADDRESS_WIDTH=10)
endmodule // sync_ram_sp
module sync_ram_sp_nochange #(parameter DATA_WIDTH=8, ADDRESS_WIDTH=10)
(input wire write_enable, clk,
input wire [DATA_WIDTH-1:0] data_in,
input wire [ADDRESS_WIDTH-1:0] address_in,
output wire [DATA_WIDTH-1:0] data_out);
localparam WORD = (DATA_WIDTH-1);
localparam DEPTH = (2**ADDRESS_WIDTH-1);
reg [WORD:0] data_out_r;
reg [WORD:0] memory [0:DEPTH];
always @(posedge clk) begin
if (write_enable)
memory[address_in] <= data_in;
else
data_out_r <= memory[address_in];
end
assign data_out = data_out_r;
endmodule // sync_ram_sp_nochange
module sync_ram_sdp #(parameter DATA_WIDTH=8, ADDRESS_WIDTH=10)
(input wire clk, write_enable,
input wire [DATA_WIDTH-1:0] data_in,
@ -112,6 +136,62 @@ module sync_ram_sdp_wrr #(parameter DATA_WIDTH=8, ADDRESS_WIDTH=10, SHIFT_VAL=1)
endmodule // sync_ram_sdp_wrr
module double_sync_ram_sp #(parameter DATA_WIDTH=8, ADDRESS_WIDTH=10, USE_TDP=0)
(
input wire write_enable_a, clk_a,
input wire [DATA_WIDTH-1:0] data_in_a,
input wire [ADDRESS_WIDTH-1:0] address_in_a,
output wire [DATA_WIDTH-1:0] data_out_a,
input wire write_enable_b, clk_b,
input wire [DATA_WIDTH-1:0] data_in_b,
input wire [ADDRESS_WIDTH-1:0] address_in_b,
output wire [DATA_WIDTH-1:0] data_out_b
);
generate
if (USE_TDP) begin
sync_ram_tdp #(
.DATA_WIDTH(DATA_WIDTH),
.ADDRESS_WIDTH(ADDRESS_WIDTH+1)
) ram (
.clk_a(clk_a), .clk_b(clk_b),
.write_enable_a(write_enable_a), .write_enable_b(write_enable_b),
.write_data_a(data_in_a), .write_data_b(data_in_b),
.addr_a({1'b0, address_in_a}), .addr_b({1'b1, address_in_b}),
.read_data_a(data_out_a), .read_data_b(data_out_b)
);
end else begin
sync_ram_sp #(
.DATA_WIDTH(DATA_WIDTH),
.ADDRESS_WIDTH(ADDRESS_WIDTH)
) a_ram (
.write_enable(write_enable_a),
.clk(clk_a),
.data_in(data_in_a),
.address_in(address_in_a),
.data_out(data_out_a)
);
sync_ram_sp #(
.DATA_WIDTH(DATA_WIDTH),
.ADDRESS_WIDTH(ADDRESS_WIDTH)
) b_ram (
.write_enable(write_enable_b),
.clk(clk_b),
.data_in(data_in_b),
.address_in(address_in_b),
.data_out(data_out_b)
);
end
endgenerate
endmodule // double_sync_ram_sp
module double_sync_ram_sdp #(parameter DATA_WIDTH_A=8, ADDRESS_WIDTH_A=10, DATA_WIDTH_B=8, ADDRESS_WIDTH_B=10)
(
input wire write_enable_a, clk_a,

View file

@ -23,7 +23,7 @@ EOF
read_verilog -lib +/ecp5/cells_sim.v
equiv_opt -assert -map +/ecp5/cells_sim.v opt_lut_ins -tech ecp5
equiv_opt -assert -map +/ecp5/cells_sim.v opt_lut_ins -tech lattice
design -load postopt