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-rw-r--r--techlibs/intel/cycloneive/arith_map.v10
-rw-r--r--techlibs/intel/cyclonev/cells_map.v4
-rw-r--r--techlibs/intel/cyclonev/cells_sim.v12
-rw-r--r--techlibs/intel/synth_intel.cc433
4 files changed, 227 insertions, 232 deletions
diff --git a/techlibs/intel/cycloneive/arith_map.v b/techlibs/intel/cycloneive/arith_map.v
index b3a11272b..49e36aa25 100644
--- a/techlibs/intel/cycloneive/arith_map.v
+++ b/techlibs/intel/cycloneive/arith_map.v
@@ -32,7 +32,7 @@ module fa
wire VCC;
assign VCC = 1'b1;
-
+
cycloneiv_lcell_comb gen_sum_0 (.combout(sum_x),
.dataa(a_c),
.datab(b_c),
@@ -40,7 +40,7 @@ module fa
.datad(VCC));
defparam syn__05_.lut_mask = 16'b1001011010010110;
defparam syn__05_.sum_lutc_input = "datac";
-
+
cycloneiv_lcell_comb gen_cout_0 (.combout(cout_t),
.dataa(cin_c),
.datab(b_c),
@@ -48,11 +48,11 @@ module fa
.datad(VCC));
defparam syn__06_.lut_mask = 16'b1110000011100000;
defparam syn__06_.sum_lutc_input = "datac";
-
+
endmodule // fa
module f_stage();
-
+
endmodule // f_stage
module f_end();
@@ -88,7 +88,7 @@ module _80_cycloneive_alu (A, B, CI, BI, X, Y, CO);
.cin_c(C[0]),
.cout_t(C0[1]),
.sum_x(Y[0]));
-
+
genvar i;
generate for (i = 1; i < Y_WIDTH; i = i + 1) begin:slice
cycloneive_lcell_comb #(.lut_mask(16'b0101_1010_0101_0000), .sum_lutc_input("cin")) arith_cell (.combout(Y[i]), .cout(CO[i]), .dataa(BB[i]), .datab(1'b1), .datac(1'b1), .datad(1'b1), .cin(C[i]));
diff --git a/techlibs/intel/cyclonev/cells_map.v b/techlibs/intel/cyclonev/cells_map.v
index bd60d4e17..f8d142bc9 100644
--- a/techlibs/intel/cyclonev/cells_map.v
+++ b/techlibs/intel/cyclonev/cells_map.v
@@ -76,7 +76,7 @@ module \$lut (A, Y);
wire VCC;
wire GND;
assign {VCC,GND} = {1'b1,1'b0};
-
+
generate
if (WIDTH == 1) begin
assign Y = ~A[0]; // Not need to spend 1 logic cell for such an easy function
@@ -151,7 +151,7 @@ module \$lut (A, Y);
TODO: There's not a just 7-input function on Cyclone V, see the following note:
**Extended LUT Mode**
Use extended LUT mode to implement a specific set of 7-input functions. The set must
- be a 2-to-1 multiplexer fed by two arbitrary 5-input functions sharing four inputs.
+ be a 2-to-1 multiplexer fed by two arbitrary 5-input functions sharing four inputs.
[source](Device Interfaces and Integration Basics for Cyclone V Devices).
end*/
else
diff --git a/techlibs/intel/cyclonev/cells_sim.v b/techlibs/intel/cyclonev/cells_sim.v
index fa27c2c8e..9b2a10e72 100644
--- a/techlibs/intel/cyclonev/cells_sim.v
+++ b/techlibs/intel/cyclonev/cells_sim.v
@@ -85,7 +85,7 @@ module cyclonev_lcell_comb
begin
upper_lut_value = lut4(mask[31:16], dataa, datab, datac, datad);
lower_lut_value = lut4(mask[15:0], dataa, datab, datac, datad);
- lut5 = (datae) ? upper_mask_value : lower_mask_value;
+ lut5 = (datae) ? upper_lut_value : lower_lut_value;
end
endfunction // lut5
@@ -95,15 +95,16 @@ module cyclonev_lcell_comb
input dataa, datab, datac, datad, datae, dataf;
reg upper_lut_value;
reg lower_lut_value;
+ reg out_0, out_1, out_2, out_3;
begin
upper_lut_value = lut5(mask[63:32], dataa, datab, datac, datad, datae);
lower_lut_value = lut5(mask[31:0], dataa, datab, datac, datad, datae);
- lut6 = (dataf) ? upper_mask_value : lower_mask_value;
+ lut6 = (dataf) ? upper_lut_value : lower_lut_value;
end
endfunction // lut6
assign {mask_a, mask_b, mask_c, mask_d} = {lut_mask[15:0], lut_mask[31:16], lut_mask[47:32], lut_mask[63:48]};
-
+`ifdef ADVANCED_ALM
always @(*) begin
if(extended_lut == "on")
shared_lut_alm = datag;
@@ -115,6 +116,11 @@ module cyclonev_lcell_comb
out_2 = lut4(mask_c, dataa, datab, datac, datad);
out_3 = lut4(mask_d, dataa, datab, shared_lut_alm, datad);
end
+`else
+ `ifdef DEBUG
+ initial $display("Advanced ALM lut combine is not implemented yet");
+ `endif
+`endif
endmodule // cyclonev_lcell_comb
diff --git a/techlibs/intel/synth_intel.cc b/techlibs/intel/synth_intel.cc
index 0f1d7a7b5..639cba2c2 100644
--- a/techlibs/intel/synth_intel.cc
+++ b/techlibs/intel/synth_intel.cc
@@ -17,254 +17,243 @@
*
*/
-#include "kernel/register.h"
#include "kernel/celltypes.h"
-#include "kernel/rtlil.h"
#include "kernel/log.h"
+#include "kernel/register.h"
+#include "kernel/rtlil.h"
USING_YOSYS_NAMESPACE
PRIVATE_NAMESPACE_BEGIN
struct SynthIntelPass : public ScriptPass {
- SynthIntelPass() : ScriptPass("synth_intel", "synthesis for Intel (Altera) FPGAs.") { }
+ SynthIntelPass() : ScriptPass("synth_intel", "synthesis for Intel (Altera) FPGAs.") {}
- void help() YS_OVERRIDE
- {
- // |---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|
- log("\n");
- log(" synth_intel [options]\n");
- log("\n");
- log("This command runs synthesis for Intel FPGAs.\n");
- log("\n");
- log(" -family < max10 | a10gx | cyclone10 | cyclonev | cycloneiv | cycloneive>\n");
- log(" generate the synthesis netlist for the specified family.\n");
- log(" MAX10 is the default target if not family argument specified.\n");
- log(" For Cyclone GX devices, use cycloneiv argument; For Cyclone E, use cycloneive.\n");
- log(" Cyclone V and Arria 10 GX devices are experimental, use it with a10gx argument.\n");
- log("\n");
- log(" -top <module>\n");
- log(" use the specified module as top module (default='top')\n");
- log("\n");
- log(" -vqm <file>\n");
- log(" write the design to the specified Verilog Quartus Mapping File. Writing of an\n");
- log(" output file is omitted if this parameter is not specified.\n");
- log("\n");
- log(" -vpr <file>\n");
- log(" write BLIF files for VPR flow experiments. The synthesized BLIF output file is not\n");
- log(" compatible with the Quartus flow. Writing of an\n");
- log(" output file is omitted if this parameter is not specified.\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(" -noiopads\n");
- log(" do not use altsyncram cells in output netlist\n");
- log("\n");
- log(" -nobram\n");
- log(" do not use altsyncram cells in output netlist\n");
- log("\n");
- log(" -noflatten\n");
- log(" do not flatten design before synthesis\n");
- log("\n");
- log(" -retime\n");
- log(" run 'abc' with -dff option\n");
- log("\n");
- log("The following commands are executed by this synthesis command:\n");
- help_script();
- log("\n");
- }
+ void help() YS_OVERRIDE
+ {
+ // |---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|
+ log("\n");
+ log(" synth_intel [options]\n");
+ log("\n");
+ log("This command runs synthesis for Intel FPGAs.\n");
+ log("\n");
+ log(" -family < max10 | a10gx | cyclone10 | cyclonev | cycloneiv | cycloneive>\n");
+ log(" generate the synthesis netlist for the specified family.\n");
+ log(" MAX10 is the default target if not family argument specified.\n");
+ log(" For Cyclone GX devices, use cycloneiv argument; For Cyclone E, use cycloneive.\n");
+ log(" Cyclone V and Arria 10 GX devices are experimental, use it with a10gx argument.\n");
+ log("\n");
+ log(" -top <module>\n");
+ log(" use the specified module as top module (default='top')\n");
+ log("\n");
+ log(" -vqm <file>\n");
+ log(" write the design to the specified Verilog Quartus Mapping File. Writing of an\n");
+ log(" output file is omitted if this parameter is not specified.\n");
+ log("\n");
+ log(" -vpr <file>\n");
+ log(" write BLIF files for VPR flow experiments. The synthesized BLIF output file is not\n");
+ log(" compatible with the Quartus flow. Writing of an\n");
+ log(" output file is omitted if this parameter is not specified.\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(" -noiopads\n");
+ log(" do not use altsyncram cells in output netlist\n");
+ log("\n");
+ log(" -nobram\n");
+ log(" do not use altsyncram cells in output netlist\n");
+ log("\n");
+ log(" -noflatten\n");
+ log(" do not flatten design before synthesis\n");
+ log("\n");
+ log(" -retime\n");
+ log(" run 'abc' with -dff option\n");
+ log("\n");
+ log("The following commands are executed by this synthesis command:\n");
+ help_script();
+ log("\n");
+ }
- string top_opt, family_opt, vout_file, blif_file;
- bool retime, flatten, nobram, noiopads;
+ string top_opt, family_opt, vout_file, blif_file;
+ bool retime, flatten, nobram, noiopads;
- void clear_flags() YS_OVERRIDE
- {
- top_opt = "-auto-top";
- family_opt = "max10";
- vout_file = "";
- blif_file = "";
- retime = false;
- flatten = true;
- nobram = false;
- noiopads = false;
- }
+ void clear_flags() YS_OVERRIDE
+ {
+ top_opt = "-auto-top";
+ family_opt = "max10";
+ vout_file = "";
+ blif_file = "";
+ retime = false;
+ flatten = true;
+ nobram = false;
+ noiopads = false;
+ }
- void execute(std::vector<std::string> args, RTLIL::Design *design) YS_OVERRIDE
- {
- string run_from, run_to;
- clear_flags();
+ void execute(std::vector<std::string> args, RTLIL::Design *design) YS_OVERRIDE
+ {
+ string run_from, run_to;
+ clear_flags();
- size_t argidx;
- for (argidx = 1; argidx < args.size(); argidx++)
- {
- if (args[argidx] == "-family" && argidx+1 < args.size()) {
- family_opt = args[++argidx];
- continue;
- }
- if (args[argidx] == "-top" && argidx+1 < args.size()) {
- top_opt = "-top " + args[++argidx];
- continue;
- }
- if (args[argidx] == "-vqm" && argidx+1 < args.size()) {
- vout_file = args[++argidx];
- continue;
- }
- if (args[argidx] == "-vpr" && argidx+1 < args.size()) {
- blif_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] == "-noiopads") {
- noiopads = true;
- continue;
- }
- if (args[argidx] == "-nobram") {
- nobram = true;
- continue;
- }
- if (args[argidx] == "-noflatten") {
- flatten = false;
- continue;
- }
- if (args[argidx] == "-retime") {
- retime = true;
- continue;
- }
- break;
- }
- extra_args(args, argidx, design);
+ size_t argidx;
+ for (argidx = 1; argidx < args.size(); argidx++) {
+ if (args[argidx] == "-family" && argidx + 1 < args.size()) {
+ family_opt = args[++argidx];
+ continue;
+ }
+ if (args[argidx] == "-top" && argidx + 1 < args.size()) {
+ top_opt = "-top " + args[++argidx];
+ continue;
+ }
+ if (args[argidx] == "-vqm" && argidx + 1 < args.size()) {
+ vout_file = args[++argidx];
+ continue;
+ }
+ if (args[argidx] == "-vpr" && argidx + 1 < args.size()) {
+ blif_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] == "-noiopads") {
+ noiopads = true;
+ continue;
+ }
+ if (args[argidx] == "-nobram") {
+ nobram = true;
+ continue;
+ }
+ if (args[argidx] == "-noflatten") {
+ flatten = false;
+ continue;
+ }
+ if (args[argidx] == "-retime") {
+ retime = true;
+ continue;
+ }
+ break;
+ }
+ extra_args(args, argidx, design);
- if (!design->full_selection())
- log_cmd_error("This command only operates on fully selected designs!\n");
- if (family_opt != "max10" && family_opt !="a10gx" && family_opt != "cyclonev" && family_opt !="cycloneiv" && family_opt !="cycloneive" && family_opt != "cyclone10")
- log_cmd_error("Invalid or not family specified: '%s'\n", family_opt.c_str());
+ if (!design->full_selection())
+ log_cmd_error("This command only operates on fully selected designs!\n");
+ if (family_opt != "max10" && family_opt != "a10gx" && family_opt != "cyclonev" && family_opt != "cycloneiv" &&
+ family_opt != "cycloneive" && family_opt != "cyclone10")
+ log_cmd_error("Invalid or not family specified: '%s'\n", family_opt.c_str());
- log_header(design, "Executing SYNTH_INTEL pass.\n");
- log_push();
+ log_header(design, "Executing SYNTH_INTEL pass.\n");
+ log_push();
- run_script(design, run_from, run_to);
+ run_script(design, run_from, run_to);
- log_pop();
- }
+ log_pop();
+ }
- void script() YS_OVERRIDE
- {
- if (check_label("begin"))
- {
- if(check_label("family") && family_opt=="max10")
- run("read_verilog -sv -lib +/intel/max10/cells_sim.v");
- else if(check_label("family") && family_opt=="a10gx")
- run("read_verilog -sv -lib +/intel/a10gx/cells_sim.v");
- else if(check_label("family") && family_opt=="cyclonev")
- run("read_verilog -sv -lib +/intel/cyclonev/cells_sim.v");
- else if(check_label("family") && family_opt=="cyclone10")
- run("read_verilog -sv -lib +/intel/cyclone10/cells_sim.v");
- else if(check_label("family") && family_opt=="cycloneiv")
- run("read_verilog -sv -lib +/intel/cycloneiv/cells_sim.v");
- else
- run("read_verilog -sv -lib +/intel/cycloneive/cells_sim.v");
- // Misc and common cells
- run("read_verilog -sv -lib +/intel/common/m9k_bb.v");
- run("read_verilog -sv -lib +/intel/common/altpll_bb.v");
- run(stringf("hierarchy -check %s", help_mode ? "-top <top>" : top_opt.c_str()));
- }
+ void script() YS_OVERRIDE
+ {
+ if (check_label("begin")) {
+ if (check_label("family") && family_opt == "max10")
+ run("read_verilog -sv -lib +/intel/max10/cells_sim.v");
+ else if (check_label("family") && family_opt == "a10gx")
+ run("read_verilog -sv -lib +/intel/a10gx/cells_sim.v");
+ else if (check_label("family") && family_opt == "cyclonev")
+ run("read_verilog -sv -lib +/intel/cyclonev/cells_sim.v");
+ else if (check_label("family") && family_opt == "cyclone10")
+ run("read_verilog -sv -lib +/intel/cyclone10/cells_sim.v");
+ else if (check_label("family") && family_opt == "cycloneiv")
+ run("read_verilog -sv -lib +/intel/cycloneiv/cells_sim.v");
+ else
+ run("read_verilog -sv -lib +/intel/cycloneive/cells_sim.v");
+ // Misc and common cells
+ run("read_verilog -sv -lib +/intel/common/m9k_bb.v");
+ run("read_verilog -sv -lib +/intel/common/altpll_bb.v");
+ run(stringf("hierarchy -check %s", help_mode ? "-top <top>" : top_opt.c_str()));
+ }
- if (flatten && check_label("flatten", "(unless -noflatten)"))
- {
- run("proc");
- run("flatten");
- run("tribuf -logic");
- run("deminout");
- }
+ if (flatten && check_label("flatten", "(unless -noflatten)")) {
+ run("proc");
+ run("flatten");
+ run("tribuf -logic");
+ run("deminout");
+ }
- if (check_label("coarse"))
- {
- run("synth -run coarse");
- }
+ if (check_label("coarse")) {
+ run("synth -run coarse");
+ }
- if (!nobram && check_label("bram", "(skip if -nobram)"))
- {
- run("memory_bram -rules +/intel/common/brams.txt");
- run("techmap -map +/intel/common/brams_map.v");
- }
+ if (!nobram && check_label("bram", "(skip if -nobram)")) {
+ run("memory_bram -rules +/intel/common/brams.txt");
+ run("techmap -map +/intel/common/brams_map.v");
+ }
- if (check_label("fine"))
- {
- run("opt -fast -mux_undef -undriven -fine -full");
- run("memory_map");
- run("opt -undriven -fine");
- run("dffsr2dff");
- run("dff2dffe -direct-match $_DFF_*");
- run("opt -fine");
- run("techmap -map +/techmap.v");
- run("opt -full");
- run("clean -purge");
- run("setundef -undriven -zero");
- if (retime || help_mode)
- run("abc -markgroups -dff", "(only if -retime)");
- }
+ if (check_label("fine")) {
+ run("opt -fast -mux_undef -undriven -fine -full");
+ run("memory_map");
+ run("opt -undriven -fine");
+ run("dffsr2dff");
+ run("dff2dffe -direct-match $_DFF_*");
+ run("opt -fine");
+ run("techmap -map +/techmap.v");
+ run("opt -full");
+ run("clean -purge");
+ run("setundef -undriven -zero");
+ if (retime || help_mode)
+ run("abc -markgroups -dff", "(only if -retime)");
+ }
- if (check_label("map_luts"))
- {
- if(family_opt=="a10gx" || family_opt=="cyclonev")
- run("abc -luts 2:2,3,6:5" + string(retime ? " -dff" : ""));
- else
- run("abc -lut 4" + string(retime ? " -dff" : ""));
- run("clean");
- }
+ if (check_label("map_luts")) {
+ if (family_opt == "a10gx" || family_opt == "cyclonev")
+ run("abc -luts 2:2,3,6:5" + string(retime ? " -dff" : ""));
+ else
+ run("abc -lut 4" + string(retime ? " -dff" : ""));
+ run("clean");
+ }
- if (check_label("map_cells"))
- {
- if (!noiopads)
- run("iopadmap -bits -outpad $__outpad I:O -inpad $__inpad O:I", "(unless -noiopads)");
- if(family_opt=="max10")
- run("techmap -map +/intel/max10/cells_map.v");
- else if(family_opt=="a10gx")
- run("techmap -map +/intel/a10gx/cells_map.v");
- else if(family_opt=="cyclonev")
- run("techmap -map +/intel/cyclonev/cells_map.v");
- else if(family_opt=="cyclone10")
- run("techmap -map +/intel/cyclone10/cells_map.v");
- else if(family_opt=="cycloneiv")
- run("techmap -map +/intel/cycloneiv/cells_map.v");
- else
- run("techmap -map +/intel/cycloneive/cells_map.v");
- run("dffinit -highlow -ff dffeas q power_up");
- run("clean -purge");
- }
+ if (check_label("map_cells")) {
+ if (!noiopads)
+ run("iopadmap -bits -outpad $__outpad I:O -inpad $__inpad O:I", "(unless -noiopads)");
+ if (family_opt == "max10")
+ run("techmap -map +/intel/max10/cells_map.v");
+ else if (family_opt == "a10gx")
+ run("techmap -map +/intel/a10gx/cells_map.v");
+ else if (family_opt == "cyclonev")
+ run("techmap -map +/intel/cyclonev/cells_map.v");
+ else if (family_opt == "cyclone10")
+ run("techmap -map +/intel/cyclone10/cells_map.v");
+ else if (family_opt == "cycloneiv")
+ run("techmap -map +/intel/cycloneiv/cells_map.v");
+ else
+ run("techmap -map +/intel/cycloneive/cells_map.v");
+ run("dffinit -highlow -ff dffeas q power_up");
+ run("clean -purge");
+ }
- if (check_label("check"))
- {
- run("hierarchy -check");
- run("stat");
- run("check -noinit");
- }
+ if (check_label("check")) {
+ run("hierarchy -check");
+ run("stat");
+ run("check -noinit");
+ }
- if (check_label("vqm"))
- {
- if (!vout_file.empty() || help_mode)
- run(stringf("write_verilog -attr2comment -defparam -nohex -decimal -renameprefix syn_ %s",
- help_mode ? "<file-name>" : vout_file.c_str()));
- }
+ if (check_label("vqm")) {
+ if (!vout_file.empty() || help_mode)
+ run(stringf("write_verilog -attr2comment -defparam -nohex -decimal -renameprefix syn_ %s",
+ help_mode ? "<file-name>" : vout_file.c_str()));
+ }
- if (check_label("vpr"))
- {
- if (!blif_file.empty() || help_mode)
- {
- run(stringf("opt_clean -purge"));
- run(stringf("write_blif %s", help_mode ? "<file-name>" : blif_file.c_str()));
- }
- }
- }
+ if (check_label("vpr")) {
+ if (!blif_file.empty() || help_mode) {
+ run(stringf("opt_clean -purge"));
+ run(stringf("write_blif %s", help_mode ? "<file-name>" : blif_file.c_str()));
+ }
+ }
+ }
} SynthIntelPass;
PRIVATE_NAMESPACE_END
generated by cgit v1.2.3 (git 2.25.1) at 2025-04-16 13:53:39 +0000