16188914472

Committed 10 Jul 2025 07:30AM UTC coverage: 64.808% (+0.1%) from 64.705%

Build # 16188914472

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Commit Message

Merge pull request #138 from daisytuner/tenstorrent/trivial

lib_stream -> lib_snippet_factory in code generation

Run Details

131 of 243 new or added lines in 18 files covered. (53.91%)

3 existing lines in 3 files now uncovered.

8545 of 13185 relevant lines covered (64.81%)

179.13 hits per line

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76.29

/src/codegen/code_generators/cpp_code_generator.cpp

#include "sdfg/codegen/code_generators/cpp_code_generator.h"

#include "sdfg/codegen/dispatchers/node_dispatcher_registry.h"
#include "sdfg/codegen/instrumentation/instrumentation.h"
#include "sdfg/codegen/instrumentation/outermost_loops_instrumentation.h"

namespace sdfg {
namespace codegen {

std::string CPPCodeGenerator::function_definition() {
    /********** Arglist **********/
    std::vector<std::string> args;
    for (auto& container : sdfg_.arguments()) {
        args.push_back(language_extension_.declaration(container, sdfg_.type(container)));
    }
    std::stringstream arglist;
    arglist << sdfg::helpers::join(args, ", ");

    return "extern \"C\" void " + sdfg_.name() + "(" + arglist.str() + ")";
};

void CPPCodeGenerator::emit_capture_context_init(std::ostream& ofs_source) const {
    std::string name = sdfg_.name();

    ofs_source << "static void* __capture_ctx;" << std::endl;
    ofs_source << "static void __attribute__((constructor(1000))) __capture_ctx_init(void) {" << std::endl;
    ofs_source << "\t__capture_ctx = __daisy_capture_init(\"" << name << "\");" << std::endl;
    ofs_source << "}" << std::endl;
    ofs_source << std::endl;
}

void CPPCodeGenerator::dispatch_includes() {
    this->includes_stream_ << "#include <cmath>" << std::endl;
    if (this->instrumentation_strategy_ != InstrumentationStrategy::NONE)
        this->includes_stream_ << "#include <daisy_rtl.h>" << std::endl;
    this->includes_stream_ << "#define __daisy_min(a,b) ((a)<(b)?(a):(b))" << std::endl;
    this->includes_stream_ << "#define __daisy_max(a,b) ((a)>(b)?(a):(b))" << std::endl;
    this->includes_stream_ << "#define __daisy_fma(a,b,c) a * b + c" << std::endl;
};

void CPPCodeGenerator::dispatch_structures() {
    // Forward declarations
    for (auto& structure : sdfg_.structures()) {
        this->classes_stream_ << "struct " << structure << ";" << std::endl;
    }

    // Generate topology-sorted structure definitions
    typedef boost::adjacency_list<boost::vecS, boost::vecS, boost::bidirectionalS> structures_graph;
    typedef boost::graph_traits<structures_graph>::vertex_descriptor Vertex;
    std::vector<std::string> names;
    for (auto& structure : sdfg_.structures()) {
        names.push_back(structure);
    }
    structures_graph graph(names.size());

    for (auto& structure : names) {
        auto& definition = sdfg_.structure(structure);
        for (size_t i = 0; i < definition.num_members(); i++) {
            auto member_type = &definition.member_type(symbolic::integer(i));
            while (dynamic_cast<const types::Array*>(member_type)) {
                auto array_type = static_cast<const types::Array*>(member_type);
                member_type = &array_type->element_type();
            }

            if (auto member_structure = dynamic_cast<const sdfg::types::Structure*>(member_type)) {
                boost::add_edge(
                    std::find(names.begin(), names.end(), member_structure->name()) - names.begin(),
                    std::find(names.begin(), names.end(), structure) - names.begin(),
                    graph
                );
            }
        }
    }

    std::list<Vertex> order;
    std::unordered_map<Vertex, boost::default_color_type> vertex_colors;
    boost::topological_sort(
        graph, std::back_inserter(order), boost::color_map(boost::make_assoc_property_map(vertex_colors))
    );
    order.reverse();

    for (auto& structure_index : order) {
        std::string structure = names.at(structure_index);
        auto& definition = sdfg_.structure(structure);
        this->classes_stream_ << "struct ";
        if (definition.is_packed()) {
            this->classes_stream_ << "__attribute__((packed)) ";
        }
        this->classes_stream_ << structure << std::endl;
        this->classes_stream_ << "{\n";

        for (size_t i = 0; i < definition.num_members(); i++) {
            auto& member_type = definition.member_type(symbolic::integer(i));
            if (dynamic_cast<const sdfg::types::Structure*>(&member_type)) {
                this->classes_stream_ << "struct ";
            }
            this->classes_stream_
                << language_extension_.declaration("member_" + std::to_string(i), member_type, false, true);
            this->classes_stream_ << ";" << std::endl;
        }

        this->classes_stream_ << "};" << std::endl;
    }
};

void CPPCodeGenerator::dispatch_globals() {
    for (auto& container : sdfg_.externals()) {
        this->globals_stream_ << "extern " << language_extension_.declaration(container, sdfg_.type(container)) << ";"
                              << std::endl;
    }
};

void CPPCodeGenerator::dispatch_schedule() {
    // Map external variables to internal variables
    for (auto& container : sdfg_.containers()) {
        if (!sdfg_.is_internal(container)) {
            continue;
        }
        std::string external_name = container.substr(0, container.length() - external_suffix.length());
        this->main_stream_ << language_extension_.declaration(container, sdfg_.type(container));
        this->main_stream_ << " = " << language_extension_.type_cast("&" + external_name, sdfg_.type(container));
        this->main_stream_ << ";" << std::endl;
    }

    // Declare transient containers
    for (auto& container : sdfg_.containers()) {
        if (!sdfg_.is_transient(container)) {
            continue;
        }

        std::string val = this->language_extension_.declaration(container, sdfg_.type(container), false, true);
        if (!val.empty()) {
            this->main_stream_ << val;
            this->main_stream_ << ";" << std::endl;
        }
    }

    // Add instrumentation
    auto instrumentation = create_instrumentation(instrumentation_strategy_, sdfg_);

    auto dispatcher = create_dispatcher(language_extension_, sdfg_, sdfg_.root(), *instrumentation);
    dispatcher->dispatch(this->main_stream_, this->globals_stream_, this->library_snippet_factory_);
};

} // namespace codegen
} // namespace sdfg

1	#include "sdfg/codegen/code_generators/cpp_code_generator.h"
2
3	#include "sdfg/codegen/dispatchers/node_dispatcher_registry.h"
4	#include "sdfg/codegen/instrumentation/instrumentation.h"
5	#include "sdfg/codegen/instrumentation/outermost_loops_instrumentation.h"
6
7	namespace sdfg {
8	namespace codegen {
9
10	std::string CPPCodeGenerator::function_definition() {	1✔
11	/******** Arglist ********/
12	std::vector<std::string> args;	1✔
13	for (auto& container : sdfg_.arguments()) {	1✔
14	args.push_back(language_extension_.declaration(container, sdfg_.type(container)));	×
15	}
16	std::stringstream arglist;	1✔
17	arglist << sdfg::helpers::join(args, ", ");	1✔
18
19	return "extern \"C\" void " + sdfg_.name() + "(" + arglist.str() + ")";	1✔
20	};	1✔
21
NEW 22	void CPPCodeGenerator::emit_capture_context_init(std::ostream& ofs_source) const {	×
NEW 23	std::string name = sdfg_.name();	×
24
NEW 25	ofs_source << "static void* __capture_ctx;" << std::endl;	×
NEW 26	ofs_source << "static void __attribute__((constructor(1000))) __capture_ctx_init(void) {" << std::endl;	×
NEW 27	ofs_source << "\t__capture_ctx = __daisy_capture_init(\"" << name << "\");" << std::endl;	×
28	ofs_source << "}" << std::endl;	×
NEW 29	ofs_source << std::endl;	×
NEW 30	}	×
31
32	void CPPCodeGenerator::dispatch_includes() {	5✔
33	this->includes_stream_ << "#include <cmath>" << std::endl;	5✔
34	if (this->instrumentation_strategy_ != InstrumentationStrategy::NONE)	5✔
35	this->includes_stream_ << "#include <daisy_rtl.h>" << std::endl;	×
36	this->includes_stream_ << "#define __daisy_min(a,b) ((a)<(b)?(a):(b))" << std::endl;	5✔
37	this->includes_stream_ << "#define __daisy_max(a,b) ((a)>(b)?(a):(b))" << std::endl;	5✔
38	this->includes_stream_ << "#define __daisy_fma(a,b,c) a * b + c" << std::endl;	5✔
39	};	5✔
40
41	void CPPCodeGenerator::dispatch_structures() {	5✔
42	// Forward declarations
43	for (auto& structure : sdfg_.structures()) {	9✔
44	this->classes_stream_ << "struct " << structure << ";" << std::endl;	4✔
45	}
46
47	// Generate topology-sorted structure definitions
48	typedef boost::adjacency_list<boost::vecS, boost::vecS, boost::bidirectionalS> structures_graph;
49	typedef boost::graph_traits<structures_graph>::vertex_descriptor Vertex;
50	std::vector<std::string> names;	5✔
51	for (auto& structure : sdfg_.structures()) {	9✔
52	names.push_back(structure);	4✔
53	}
54	structures_graph graph(names.size());	5✔
55
56	for (auto& structure : names) {	9✔
57	auto& definition = sdfg_.structure(structure);	4✔
58	for (size_t i = 0; i < definition.num_members(); i++) {	8✔
59	auto member_type = &definition.member_type(symbolic::integer(i));	4✔
60	while (dynamic_cast<const types::Array*>(member_type)) {	4✔
61	auto array_type = static_cast<const types::Array*>(member_type);	×
62	member_type = &array_type->element_type();	×
63	}
64
65	if (auto member_structure = dynamic_cast<const sdfg::types::Structure*>(member_type)) {	4✔
66	boost::add_edge(	1✔
67	std::find(names.begin(), names.end(), member_structure->name()) - names.begin(),	1✔
68	std::find(names.begin(), names.end(), structure) - names.begin(),	1✔
69	graph
70	);
71	}	1✔
72	}	4✔
73	}
74
75	std::list<Vertex> order;	5✔
76	std::unordered_map<Vertex, boost::default_color_type> vertex_colors;	5✔
77	boost::topological_sort(	5✔
78	graph, std::back_inserter(order), boost::color_map(boost::make_assoc_property_map(vertex_colors))	5✔
79	);
80	order.reverse();	5✔
81
82	for (auto& structure_index : order) {	9✔
83	std::string structure = names.at(structure_index);	4✔
84	auto& definition = sdfg_.structure(structure);	4✔
85	this->classes_stream_ << "struct ";	4✔
86	if (definition.is_packed()) {	4✔
87	this->classes_stream_ << "__attribute__((packed)) ";	1✔
88	}	1✔
89	this->classes_stream_ << structure << std::endl;	4✔
90	this->classes_stream_ << "{\n";	4✔
91
92	for (size_t i = 0; i < definition.num_members(); i++) {	8✔
93	auto& member_type = definition.member_type(symbolic::integer(i));	4✔
94	if (dynamic_cast<const sdfg::types::Structure*>(&member_type)) {	4✔
95	this->classes_stream_ << "struct ";	1✔
96	}	1✔
97	this->classes_stream_	8✔
98	<< language_extension_.declaration("member_" + std::to_string(i), member_type, false, true);	4✔
99	this->classes_stream_ << ";" << std::endl;	4✔
100	}	4✔
101
102	this->classes_stream_ << "};" << std::endl;	4✔
103	}	4✔
104	};	5✔
105
106	void CPPCodeGenerator::dispatch_globals() {	5✔
107	for (auto& container : sdfg_.externals()) {	6✔
108	this->globals_stream_ << "extern " << language_extension_.declaration(container, sdfg_.type(container)) << ";"	2✔
109	<< std::endl;	1✔
110	}
111	};	5✔
112
113	void CPPCodeGenerator::dispatch_schedule() {	5✔
114	// Map external variables to internal variables
115	for (auto& container : sdfg_.containers()) {	6✔
116	if (!sdfg_.is_internal(container)) {	1✔
117	continue;	1✔
118	}
NEW 119	std::string external_name = container.substr(0, container.length() - external_suffix.length());	×
120	this->main_stream_ << language_extension_.declaration(container, sdfg_.type(container));	×
NEW 121	this->main_stream_ << " = " << language_extension_.type_cast("&" + external_name, sdfg_.type(container));	×
122	this->main_stream_ << ";" << std::endl;	×
123	}	×
124
125	// Declare transient containers
126	for (auto& container : sdfg_.containers()) {	6✔
127	if (!sdfg_.is_transient(container)) {	1✔
128	continue;	1✔
129	}
130
NEW 131	std::string val = this->language_extension_.declaration(container, sdfg_.type(container), false, true);	×
132	if (!val.empty()) {	×
133	this->main_stream_ << val;	×
134	this->main_stream_ << ";" << std::endl;	×
135	}	×
136	}	×
137
138	// Add instrumentation
139	auto instrumentation = create_instrumentation(instrumentation_strategy_, sdfg_);	5✔
140
141	auto dispatcher = create_dispatcher(language_extension_, sdfg_, sdfg_.root(), *instrumentation);	5✔
142	dispatcher->dispatch(this->main_stream_, this->globals_stream_, this->library_snippet_factory_);	5✔
143	};	5✔
144
145	} // namespace codegen
146	} // namespace sdfg

daisytuner / sdfglib / 16188914472

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