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Added ScriptPass helper class for script-like passes

This commit is contained in:
Clifford Wolf 2016-03-31 11:16:34 +02:00
parent 6cafd08ac1
commit 2553319081
5 changed files with 255 additions and 251 deletions
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59
kernel/register.cc
View File

@ -80,6 +80,7 @@ Pass::pre_post_exec_state_t Pass::pre_execute()
state.begin_ns = PerformanceTimer::query();
state.parent_pass = current_pass;
current_pass = this;
clear_flags();
return state;
}
@ -99,6 +100,10 @@ void Pass::help()
log("\n");
}
void Pass::clear_flags()
{
}
void Pass::cmd_log_args(const std::vector<std::string> &args)
{
if (args.size() <= 1)
@ -282,6 +287,60 @@ void Pass::call_on_module(RTLIL::Design *design, RTLIL::Module *module, std::vec
design->selected_active_module = backup_selected_active_module;
}
bool ScriptPass::check_label(std::string label, std::string info)
{
if (active_design == nullptr) {
log("\n");
if (info.empty())
log(" %s:\n", label.c_str());
else
log(" %s: %s\n", label.c_str(), info.c_str());
return true;
} else {
if (!active_run_from.empty() && active_run_from == active_run_to) {
block_active = (label == active_run_from);
} else {
if (label == active_run_from)
block_active = true;
if (label == active_run_to)
block_active = false;
}
return block_active;
}
}
void ScriptPass::run(std::string command, std::string info)
{
if (active_design == nullptr) {
if (info.empty())
log(" %s\n", command.c_str());
else
log(" %s %s\n", command.c_str(), info.c_str());
} else
Pass::call(active_design, command);
}
void ScriptPass::run_script(RTLIL::Design *design, std::string run_from, std::string run_to)
{
help_mode = false;
active_design = design;
block_active = run_from.empty();
active_run_from = run_from;
active_run_to = run_to;
script();
}
void ScriptPass::help_script()
{
clear_flags();
help_mode = true;
active_design = nullptr;
block_active = true;
active_run_from.clear();
active_run_to.clear();
script();
}
Frontend::Frontend(std::string name, std::string short_help) :
Pass(name.rfind("=", 0) == 0 ? name.substr(1) : "read_" + name, short_help),
frontend_name(name.rfind("=", 0) == 0 ? name.substr(1) : name)

17
kernel/register.h
View File

@ -31,6 +31,7 @@ struct Pass
virtual ~Pass();
virtual void help();
virtual void clear_flags();
virtual void execute(std::vector<std::string> args, RTLIL::Design *design) = 0;
int call_counter;
@ -63,6 +64,22 @@ struct Pass
static void done_register();
};
struct ScriptPass : Pass
{
bool block_active, help_mode;
RTLIL::Design *active_design;
std::string active_run_from, active_run_to;
ScriptPass(std::string name, std::string short_help = "** document me **") : Pass(name, short_help) { }
virtual void script() = 0;
bool check_label(std::string label, std::string info = std::string());
void run(std::string command, std::string info = std::string());
void run_script(RTLIL::Design *design, std::string run_from = std::string(), std::string run_to = std::string());
void help_script();
};
struct Frontend : Pass
{
// for reading of here documents

6
kernel/yosys.cc
View File

@ -1100,8 +1100,8 @@ struct HistoryPass : public Pass {
} HistoryPass;
#endif
struct ScriptPass : public Pass {
ScriptPass() : Pass("script", "execute commands from script file") { }
struct ScriptCmdPass : public Pass {
ScriptCmdPass() : Pass("script", "execute commands from script file") { }
virtual void help() {
log("\n");
log(" script <filename> [<from_label>:<to_label>]\n");
@ -1127,7 +1127,7 @@ struct ScriptPass : public Pass {
else
extra_args(args, 2, design, false);
}
} ScriptPass;
} ScriptCmdPass;
YOSYS_NAMESPACE_END

153
techlibs/common/synth.cc
View File

@ -25,22 +25,11 @@
USING_YOSYS_NAMESPACE
PRIVATE_NAMESPACE_BEGIN
bool check_label(bool &active, std::string run_from, std::string run_to, std::string label)
struct SynthPass : public ScriptPass
{
if (!run_from.empty() && run_from == run_to) {
active = (label == run_from);
} else {
if (label == run_from)
active = true;
if (label == run_to)
active = false;
}
return active;
}
SynthPass() : ScriptPass("synth", "generic synthesis script") { }
struct SynthPass : public Pass {
SynthPass() : Pass("synth", "generic synthesis script") { }
virtual void help()
virtual void help() YS_OVERRIDE
{
// |---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|
log("\n");
@ -75,49 +64,28 @@ struct SynthPass : public Pass {
log("\n");
log("\n");
log("The following commands are executed by this synthesis command:\n");
log("\n");
log(" begin:\n");
log(" hierarchy -check [-top <top>]\n");
log("\n");
log(" coarse:\n");
log(" proc\n");
log(" opt_expr\n");
log(" opt_clean\n");
log(" check\n");
log(" opt\n");
log(" wreduce\n");
log(" alumacc\n");
log(" share\n");
log(" opt\n");
log(" fsm\n");
log(" opt -fast\n");
log(" memory -nomap\n");
log(" opt_clean\n");
log("\n");
log(" fine:\n");
log(" opt -fast -full\n");
log(" memory_map\n");
log(" opt -full\n");
log(" techmap\n");
log(" opt -fast\n");
#ifdef YOSYS_ENABLE_ABC
log(" abc -fast\n");
log(" opt -fast\n");
#endif
log("\n");
log(" check:\n");
log(" hierarchy -check\n");
log(" stat\n");
log(" check\n");
help_script();
log("\n");
}
virtual void execute(std::vector<std::string> args, RTLIL::Design *design)
std::string top_module, fsm_opts, memory_opts;
bool noalumacc, nofsm, noabc;
virtual void clear_flags() YS_OVERRIDE
{
std::string top_module, fsm_opts, memory_opts;
std::string run_from, run_to;
bool noalumacc = false;
bool nofsm = false;
bool noabc = false;
top_module.clear();
fsm_opts.clear();
memory_opts.clear();
noalumacc = false;
nofsm = false;
noabc = false;
}
virtual 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++)
@ -164,62 +132,69 @@ struct SynthPass : public Pass {
if (!design->full_selection())
log_cmd_error("This comannd only operates on fully selected designs!\n");
bool active = run_from.empty();
log_header("Executing SYNTH pass.\n");
log_push();
if (check_label(active, run_from, run_to, "begin"))
run_script(design, run_from, run_to);
log_pop();
}
virtual void script() YS_OVERRIDE
{
if (check_label("begin"))
{
if (top_module.empty())
Pass::call(design, stringf("hierarchy -check"));
else
Pass::call(design, stringf("hierarchy -check -top %s", top_module.c_str()));
if (help_mode) {
run("hierarchy -check [-top <top>]");
} else {
if (top_module.empty())
run(stringf("hierarchy -check"));
else
run(stringf("hierarchy -check -top %s", top_module.c_str()));
}
}
if (check_label(active, run_from, run_to, "coarse"))
if (check_label("coarse"))
{
Pass::call(design, "proc");
Pass::call(design, "opt_expr");
Pass::call(design, "opt_clean");
Pass::call(design, "check");
Pass::call(design, "opt");
Pass::call(design, "wreduce");
run("proc");
run("opt_expr");
run("opt_clean");
run("check");
run("opt");
run("wreduce");
if (!noalumacc)
Pass::call(design, "alumacc");
Pass::call(design, "share");
Pass::call(design, "opt");
run("alumacc");
run("share");
run("opt");
if (!nofsm)
Pass::call(design, "fsm" + fsm_opts);
Pass::call(design, "opt -fast");
Pass::call(design, "memory -nomap" + memory_opts);
Pass::call(design, "opt_clean");
run("fsm" + fsm_opts);
run("opt -fast");
run("memory -nomap" + memory_opts);
run("opt_clean");
}
if (check_label(active, run_from, run_to, "fine"))
if (check_label("fine"))
{
Pass::call(design, "opt -fast -full");
Pass::call(design, "memory_map");
Pass::call(design, "opt -full");
Pass::call(design, "techmap");
Pass::call(design, "opt -fast");
run("opt -fast -full");
run("memory_map");
run("opt -full");
run("techmap");
run("opt -fast");
if (!noabc) {
#ifdef YOSYS_ENABLE_ABC
Pass::call(design, "abc -fast");
Pass::call(design, "opt -fast");
run("abc -fast");
run("opt -fast");
#endif
}
}
if (check_label(active, run_from, run_to, "check"))
if (check_label("check"))
{
Pass::call(design, "hierarchy -check");
Pass::call(design, "stat");
Pass::call(design, "check");
run("hierarchy -check");
run("stat");
run("check");
}
log_pop();
}
} SynthPass;

271
techlibs/ice40/synth_ice40.cc
View File

@ -25,18 +25,11 @@
USING_YOSYS_NAMESPACE
PRIVATE_NAMESPACE_BEGIN
bool check_label(bool &active, std::string run_from, std::string run_to, std::string label)
struct SynthIce40Pass : public ScriptPass
{
if (label == run_from)
active = true;
if (label == run_to)
active = false;
return active;
}
SynthIce40Pass() : ScriptPass("synth_ice40", "synthesis for iCE40 FPGAs") { }
struct SynthIce40Pass : public Pass {
SynthIce40Pass() : Pass("synth_ice40", "synthesis for iCE40 FPGAs") { }
virtual void help()
virtual void help() YS_OVERRIDE
{
// |---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|
log("\n");
@ -77,73 +70,30 @@ struct SynthIce40Pass : public Pass {
log("\n");
log("\n");
log("The following commands are executed by this synthesis command:\n");
log("\n");
log(" begin:\n");
log(" read_verilog -lib +/ice40/cells_sim.v\n");
log(" hierarchy -check -top <top>\n");
log("\n");
log(" flatten: (unless -noflatten)\n");
log(" proc\n");
log(" flatten\n");
log(" tribuf -logic\n");
log("\n");
log(" coarse:\n");
log(" synth -run coarse\n");
log("\n");
log(" bram: (skip if -nobram)\n");
log(" memory_bram -rules +/ice40/brams.txt\n");
log(" techmap -map +/ice40/brams_map.v\n");
log("\n");
log(" fine:\n");
log(" opt -fast -mux_undef -undriven -fine\n");
log(" memory_map\n");
log(" opt -undriven -fine\n");
log(" techmap -map +/techmap.v [-map +/ice40/arith_map.v]\n");
log(" abc -dff (only if -retime)\n");
log(" ice40_opt\n");
log("\n");
log(" map_ffs:\n");
log(" dffsr2dff\n");
log(" dff2dffe -direct-match $_DFF_*\n");
log(" techmap -map +/ice40/cells_map.v\n");
log(" opt_expr -mux_undef\n");
log(" simplemap\n");
log(" ice40_ffinit\n");
log(" ice40_ffssr\n");
log(" ice40_opt -full\n");
log("\n");
log(" map_luts:\n");
log(" abc (only if -abc2)\n");
log(" ice40_opt (only if -abc2)\n");
log(" abc -lut 4\n");
log(" clean\n");
log("\n");
log(" map_cells:\n");
log(" techmap -map +/ice40/cells_map.v\n");
log(" clean\n");
log("\n");
log(" check:\n");
log(" hierarchy -check\n");
log(" stat\n");
log(" check -noinit\n");
log("\n");
log(" blif:\n");
log(" write_blif -gates -attr -param <file-name>\n");
log("\n");
log(" edif:\n");
log(" write_edif <file-name>\n");
help_script();
log("\n");
}
virtual void execute(std::vector<std::string> args, RTLIL::Design *design)
string top_opt = "-auto-top";
string blif_file, edif_file;
bool nocarry, nobram, flatten, retime, abc2;
virtual void clear_flags() YS_OVERRIDE
{
top_opt = "-auto-top";
blif_file = "";
edif_file = "";
nocarry = false;
nobram = false;
flatten = true;
retime = false;
abc2 = false;
}
virtual void execute(std::vector<std::string> args, RTLIL::Design *design) YS_OVERRIDE
{
std::string top_opt = "-auto-top";
std::string run_from, run_to;
std::string blif_file, edif_file;
bool nocarry = false;
bool nobram = false;
bool flatten = true;
bool retime = false;
bool abc2 = false;
clear_flags();
size_t argidx;
for (argidx = 1; argidx < args.size(); argidx++)
@ -199,98 +149,101 @@ struct SynthIce40Pass : public Pass {
if (!design->full_selection())
log_cmd_error("This comannd only operates on fully selected designs!\n");
bool active = run_from.empty();
log_header("Executing SYNTH_ICE40 pass.\n");
log_push();
if (check_label(active, run_from, run_to, "begin"))
{
Pass::call(design, "read_verilog -lib +/ice40/cells_sim.v");
Pass::call(design, stringf("hierarchy -check %s", top_opt.c_str()));
}
if (flatten && check_label(active, run_from, run_to, "flatten"))
{
Pass::call(design, "proc");
Pass::call(design, "flatten");
Pass::call(design, "tribuf -logic");
}
if (check_label(active, run_from, run_to, "coarse"))
{
Pass::call(design, "synth -run coarse");
}
if (!nobram && check_label(active, run_from, run_to, "bram"))
{
Pass::call(design, "memory_bram -rules +/ice40/brams.txt");
Pass::call(design, "techmap -map +/ice40/brams_map.v");
}
if (check_label(active, run_from, run_to, "fine"))
{
Pass::call(design, "opt -fast -mux_undef -undriven -fine");
Pass::call(design, "memory_map");
Pass::call(design, "opt -undriven -fine");
if (nocarry)
Pass::call(design, "techmap");
else
Pass::call(design, "techmap -map +/techmap.v -map +/ice40/arith_map.v");
if (retime)
Pass::call(design, "abc -dff");
Pass::call(design, "ice40_opt");
}
if (check_label(active, run_from, run_to, "map_ffs"))
{
Pass::call(design, "dffsr2dff");
Pass::call(design, "dff2dffe -direct-match $_DFF_*");
Pass::call(design, "techmap -map +/ice40/cells_map.v");
Pass::call(design, "opt_expr -mux_undef");
Pass::call(design, "simplemap");
Pass::call(design, "ice40_ffinit");
Pass::call(design, "ice40_ffssr");
Pass::call(design, "ice40_opt -full");
}
if (check_label(active, run_from, run_to, "map_luts"))
{
if (abc2) {
Pass::call(design, "abc");
Pass::call(design, "ice40_opt");
}
Pass::call(design, "abc -lut 4");
Pass::call(design, "clean");
}
if (check_label(active, run_from, run_to, "map_cells"))
{
Pass::call(design, "techmap -map +/ice40/cells_map.v");
Pass::call(design, "clean");
}
if (check_label(active, run_from, run_to, "check"))
{
Pass::call(design, "hierarchy -check");
Pass::call(design, "stat");
Pass::call(design, "check -noinit");
}
if (check_label(active, run_from, run_to, "blif"))
{
if (!blif_file.empty())
Pass::call(design, stringf("write_blif -gates -attr -param %s", blif_file.c_str()));
}
if (check_label(active, run_from, run_to, "edif"))
{
if (!edif_file.empty())
Pass::call(design, stringf("write_edif %s", edif_file.c_str()));
}
run_script(design, run_from, run_to);
log_pop();
}
virtual void script() YS_OVERRIDE
{
if (check_label("begin"))
{
run("read_verilog -lib +/ice40/cells_sim.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");
}
if (check_label("coarse"))
{
run("synth -run coarse");
}
if (!nobram && check_label("bram", "(skip if -nobram)"))
{
run("memory_bram -rules +/ice40/brams.txt");
run("techmap -map +/ice40/brams_map.v");
}
if (check_label("fine"))
{
run("opt -fast -mux_undef -undriven -fine");
run("memory_map");
run("opt -undriven -fine");
if (nocarry)
run("techmap");
else
run("techmap -map +/techmap.v -map +/ice40/arith_map.v");
if (retime || help_mode)
run("abc -dff", "(only if -retime)");
run("ice40_opt");
}
if (check_label("map_ffs"))
{
run("dffsr2dff");
run("dff2dffe -direct-match $_DFF_*");
run("techmap -map +/ice40/cells_map.v");
run("opt_expr -mux_undef");
run("simplemap");
run("ice40_ffinit");
run("ice40_ffssr");
run("ice40_opt -full");
}
if (check_label("map_luts"))
{
if (abc2 || help_mode) {
run("abc", " (only if -abc2)");
run("ice40_opt", "(only if -abc2)");
}
run("abc -lut 4");
run("clean");
}
if (check_label("map_cells"))
{
run("techmap -map +/ice40/cells_map.v");
run("clean");
}
if (check_label("check"))
{
run("hierarchy -check");
run("stat");
run("check -noinit");
}
if (check_label("blif"))
{
if (!blif_file.empty() || help_mode)
run(stringf("write_blif -gates -attr -param %s", help_mode ? "<file-name>" : blif_file.c_str()));
}
if (check_label("edif"))
{
if (!edif_file.empty() || help_mode)
run(stringf("write_edif %s", help_mode ? "<file-name>" : edif_file.c_str()));
}
}
} SynthIce40Pass;
PRIVATE_NAMESPACE_END