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https://github.com/YosysHQ/yosys
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e0ae7b7af4
There are some leftovers, but this is an easy regex-based approach that removes most of them.
44 lines
1.3 KiB
C++
44 lines
1.3 KiB
C++
#include "kernel/functional.h"
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#include "kernel/yosys.h"
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USING_YOSYS_NAMESPACE
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PRIVATE_NAMESPACE_BEGIN
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struct FunctionalDummyBackend : public Backend {
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FunctionalDummyBackend() : Backend("functional_dummy", "dump generated Functional IR") {}
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void execute(std::ostream *&f, std::string filename, std::vector<std::string> args, RTLIL::Design *design) override
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{
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// backend pass boiler plate
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log_header(design, "Executing dummy functional backend.\n");
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size_t argidx = 1;
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extra_args(f, filename, args, argidx, design);
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for (auto module : design->selected_modules())
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{
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log("Processing module `%s`.\n", module->name);
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// convert module to FunctionalIR
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auto ir = Functional::IR::from_module(module);
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*f << "module " << module->name.c_str() << "\n";
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// write node functions
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for (auto node : ir)
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*f << " assign " << id2cstr(node.name())
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<< " = " << node.to_string() << "\n";
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*f << "\n";
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// write outputs and next state
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for (auto output : ir.outputs())
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*f << " " << id2cstr(output->kind)
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<< " " << id2cstr(output->name)
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<< " = " << id2cstr(output->value().name()) << "\n";
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for (auto state : ir.states())
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*f << " " << id2cstr(state->kind)
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<< " " << id2cstr(state->name)
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<< " = " << id2cstr(state->next_value().name()) << "\n";
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}
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}
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} FunctionalDummyBackend;
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PRIVATE_NAMESPACE_END
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