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synth_analogdevices: Add -memprefix opt

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Also fix line length in opening paragraph.
This commit is contained in:
Krystine Sherwin 2025-11-14 12:10:15 +13:00
parent 51e6f151c6
commit 2703aa34d1
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1 changed files with 22 additions and 4 deletions
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26
techlibs/analogdevices/synth_analogdevices.cc
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@ -42,8 +42,8 @@ struct SynthAnalogDevicesPass : public ScriptPass
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("This command runs synthesis for Analog Devices FPGAs. This command does not\n");
log("operate on partly selected designs.\n");
log("\n");
log(" -top <module>\n");
log(" use the specified module as top module\n");
@ -59,6 +59,13 @@ struct SynthAnalogDevicesPass : public ScriptPass
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(" -memprefix <prefix>\n");
log(" any BRAMs that require initialization will automatically have their\n");
log(" contents dumped to file, with the filename derived from the hierarchical\n");
log(" name of the memory. This option adds the provided <prefix> to each output\n");
log(" filename. Files are relative to the current working directory unless an\n");
log(" absolute directory is provided.\n");
log("\n");
log(" -nobram\n");
log(" do not use block RAM cells in output netlist\n");
log("\n");
@ -114,7 +121,7 @@ struct SynthAnalogDevicesPass : public ScriptPass
log("\n");
}
std::string top_opt, edif_file, json_file, tech, tech_param;
std::string top_opt, edif_file, mem_prefix, json_file, tech, tech_param;
bool flatten, retime, noiopad, noclkbuf, nobram, nolutram, nosrl, nocarry, nowidelut, nodsp;
bool abc9, dff;
bool flatten_before_abc;
@ -125,6 +132,7 @@ struct SynthAnalogDevicesPass : public ScriptPass
{
top_opt = "-auto-top";
edif_file.clear();
mem_prefix.clear();
tech = "t16ffc";
tech_param = " -D IS_T16FFC";
flatten = true;
@ -168,6 +176,10 @@ struct SynthAnalogDevicesPass : public ScriptPass
edif_file = args[++argidx];
continue;
}
if (args[argidx] == "-memprefix" && argidx+1 < args.size()) {
mem_prefix = args[++argidx];
continue;
}
if (args[argidx] == "-run" && argidx+1 < args.size()) {
size_t pos = args[argidx+1].find(':');
if (pos == std::string::npos)
@ -349,6 +361,7 @@ struct SynthAnalogDevicesPass : public ScriptPass
if (check_label("map_memory")) {
std::string params = "";
std::string prefix_opt = "";
std::string lutrams_map = "+/analogdevices/lutrams_map.v";
std::string brams_map = "+/analogdevices/brams_map.v";
if (help_mode) {
@ -364,9 +377,14 @@ struct SynthAnalogDevicesPass : public ScriptPass
params += " -no-auto-distributed";
if (nobram)
params += " -no-auto-block";
if (!mem_prefix.empty())
prefix_opt += " -prefix " + mem_prefix;
}
run("memory_libmap" + params);
run("dump_meminit t:$__ANALOGDEVICES_BLOCKRAM_*");
if (help_mode)
run("dump_meminit -prefix <memprefix>");
else
run("dump_meminit" + prefix_opt + " t:$__ANALOGDEVICES_BLOCKRAM_*");
run("techmap -map " + lutrams_map);
run("techmap -map " + brams_map);
}