17948757733

Committed 23 Sep 2025 02:05PM UTC coverage: 61.239% (+0.07%) from 61.165%

Build # 17948757733

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github

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web-flow

Commit Message

Merge pull request #239 from daisytuner/loop-normalization-rotation

extends loop normalization to rotate loops

Run Details

75 of 97 new or added lines in 2 files covered. (77.32%)

19 existing lines in 3 files now uncovered.

9557 of 15606 relevant lines covered (61.24%)

108.78 hits per line

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59.63

/src/codegen/code_generator.cpp

#include "sdfg/codegen/code_generator.h"
#include <symengine/constants.h>
#include <symengine/dict.h>
#include <symengine/number.h>
#include "sdfg/analysis/analysis.h"
#include "sdfg/analysis/mem_access_range_analysis.h"
#include "sdfg/analysis/type_analysis.h"
#include "sdfg/codegen/instrumentation/capture_var_plan.h"
#include "sdfg/symbolic/symbolic.h"
#include "sdfg/types/structure.h"

namespace sdfg {
namespace codegen {

std::tuple<int, types::PrimitiveType> CodeGenerator::analyze_type_rec(
    symbolic::Expression* dims,
    int max_dim,
    int dim_idx,
    const types::IType& type,
    int arg_idx,
    const analysis::MemAccessRange* range,
    analysis::AnalysisManager& analysis_manager,
    const StructuredSDFG& sdfg,
    std::string var_name
) {
    if (dim_idx > max_dim) {
        std::cerr << "In '" << sdfg_.name() << "', arg" << arg_idx << ": data nesting deeper than " << max_dim
                  << ", ignoring" << std::endl;
        return std::make_tuple(-1, types::Void);
    }

    if (auto* scalarType = dynamic_cast<const types::Scalar*>(&type)) {
        return std::make_tuple(dim_idx, scalarType->primitive_type());
    } else if (auto structureType = dynamic_cast<const sdfg::types::Structure*>(&type)) {
        return std::make_tuple(dim_idx, types::Void);
    } else if (auto* arrayType = dynamic_cast<const types::Array*>(&type)) {
        dims[dim_idx] = arrayType->num_elements();
        auto& inner = arrayType->element_type();

        return analyze_type_rec(dims, max_dim, dim_idx + 1, inner, arg_idx, range, analysis_manager, sdfg, var_name);
    } else if (auto* ptrType = dynamic_cast<const types::Pointer*>(&type)) {
        if (range && !range->is_undefined()) {
            const auto& dim = range->dims()[dim_idx];

            if (symbolic::eq(symbolic::zero(), dim.first)) {
                dims[dim_idx] = symbolic::add(dim.second, symbolic::one());
                const types::IType* inner = nullptr;
                if (ptrType->has_pointee_type()) {
                    inner = &(ptrType->pointee_type());
                } else {
                    if (dim_idx > 0) {
                        std::cerr << "In '" << sdfg_.name() << "', arg" << arg_idx << " dim" << dim_idx
                                  << ": missing pointee type for dim > 0, cannot capture!" << std::endl;
                        return std::make_tuple(-2, types::Void);
                    } else {
                        auto& type_analysis = analysis_manager.get<analysis::TypeAnalysis>();
                        auto outer = type_analysis.get_outer_type(var_name);
                        if (outer != nullptr) {
                            if (auto* ptrType_new = dynamic_cast<const types::Pointer*>(outer)) {
                                if (ptrType_new->has_pointee_type()) {
                                    inner = &(ptrType_new->pointee_type());
                                } else {
                                    std::cerr << "In '" << sdfg_.name() << "', arg" << arg_idx << " dim" << dim_idx
                                              << ": missing pointee type, cannot capture!" << std::endl;
                                    return std::make_tuple(-2, types::Void);
                                }
                            }
                        } else {
                            std::cerr << "In '" << sdfg_.name() << "', arg" << arg_idx << " dim" << dim_idx
                                      << ": could not infer type from container, cannot capture!" << std::endl;
                            return std::make_tuple(-2, types::Void);
                        }
                    }
                    if (inner == nullptr) {
                        std::cerr << "In '" << sdfg_.name() << "', arg" << arg_idx << " dim" << dim_idx
                                  << ": could not infer type from container, cannot capture!" << std::endl;
                        return std::make_tuple(-2, types::Void);
                    }
                }

                return analyze_type_rec(
                    dims, max_dim, dim_idx + 1, *inner, arg_idx, range, analysis_manager, sdfg, var_name
                );
            } else {
                std::cerr << "In '" << sdfg_.name() << "', arg" << arg_idx << " dim" << dim_idx << ": has upper bound "
                          << dim.second->__str__() << ", but does not start at 0, cannot capture" << std::endl;
                return std::make_tuple(-2, types::Void);
            }
        } else {
            std::cerr << "In '" << sdfg_.name() << "', arg" << arg_idx << " dim" << dim_idx
                      << ": missing range, cannot capture!" << std::endl;
            return std::make_tuple(-2, types::Void);
        }
    } else {
        std::cerr << "In '" << sdfg_.name() << "', arg" << arg_idx << ": unsupported type " << type.print()
                  << ", cannot capture!" << std::endl;
        return std::make_tuple(-1, types::Void);
    }
}

bool CodeGenerator::add_capture_plan(
    const std::string& var_name,
    int arg_idx,
    bool is_external,
    std::vector<CaptureVarPlan>& plan,
    const analysis::MemAccessRanges& ranges
) {
    const types::IType* type = nullptr;
    if (is_external) {
        auto& pointer_type = dynamic_cast<const types::Pointer&>(sdfg_.type(var_name));
        assert(pointer_type.has_pointee_type() && "Externals must have a pointee type");
        type = &pointer_type.pointee_type();
    } else {
        type = &sdfg_.type(var_name);
    }

    const auto* range = ranges.get(var_name);

    analysis::AnalysisManager analysis_manager(sdfg_);

    symbolic::Expression dims[3];

    int dim_count = 0;
    types::PrimitiveType inner_type;

    std::tie(dim_count, inner_type) =
        analyze_type_rec(dims, 3, 0, *type, arg_idx, range, analysis_manager, sdfg_, var_name);

    bool is_read = range ? range->saw_read() : true;
    bool is_written = range ? range->saw_write() : true;

    if (dim_count == 0) {
        plan.emplace_back(
            is_read || is_written, is_written && is_external, CaptureVarType::CapRaw, arg_idx, is_external, inner_type
        );
    } else if (dim_count == 1) {
        plan.emplace_back(is_read, is_written, CaptureVarType::Cap1D, arg_idx, is_external, inner_type, dims[0]);
    } else if (dim_count == 2) {
        plan.emplace_back(is_read, is_written, CaptureVarType::Cap2D, arg_idx, is_external, inner_type, dims[0], dims[1]);
    } else if (dim_count == 3) {
        plan.emplace_back(
            is_read, is_written, CaptureVarType::Cap3D, arg_idx, is_external, inner_type, dims[0], dims[1], dims[2]
        );
    } else {
        return false;
    }

    return true;
}

std::unique_ptr<std::vector<CaptureVarPlan>> CodeGenerator::create_capture_plans() {
    auto name = sdfg_.name();

    analysis::AnalysisManager analysis_manager(sdfg_);
    const auto& args = sdfg_.arguments();
    auto& exts = sdfg_.externals();
    const auto& ranges = analysis_manager.get<analysis::MemAccessRanges>();

    auto plan = std::make_unique<std::vector<CaptureVarPlan>>();

    bool working = true;

    int arg_idx = -1;
    for (auto& arg_name : args) {
        ++arg_idx;

        working &= add_capture_plan(arg_name, arg_idx, false, *plan.get(), ranges);
    }

    for (auto& arg_name : exts) {
        if (sdfg_.type(arg_name).type_id() == types::TypeID::Function) {
            continue;
        }
        ++arg_idx;

        working &= add_capture_plan(arg_name, arg_idx, true, *plan.get(), ranges);
    }

    if (!working) {
        std::cerr << "In '" << name << "': could not create capture plan, returning empty plan" << std::endl;
        return std::make_unique<std::vector<CaptureVarPlan>>();
    }

    return plan;
}

} // namespace codegen
} // namespace sdfg

1	#include "sdfg/codegen/code_generator.h"
2	#include <symengine/constants.h>
3	#include <symengine/dict.h>
4	#include <symengine/number.h>
5	#include "sdfg/analysis/analysis.h"
6	#include "sdfg/analysis/mem_access_range_analysis.h"
7	#include "sdfg/analysis/type_analysis.h"
8	#include "sdfg/codegen/instrumentation/capture_var_plan.h"
9	#include "sdfg/symbolic/symbolic.h"
10	#include "sdfg/types/structure.h"
11
12	namespace sdfg {
13	namespace codegen {
14
15	std::tuple<int, types::PrimitiveType> CodeGenerator::analyze_type_rec(	5✔
16	symbolic::Expression* dims,
17	int max_dim,
18	int dim_idx,
19	const types::IType& type,
20	int arg_idx,
21	const analysis::MemAccessRange* range,
22	analysis::AnalysisManager& analysis_manager,
23	const StructuredSDFG& sdfg,
24	std::string var_name
25	) {
26	if (dim_idx > max_dim) {	5✔
27	std::cerr << "In '" << sdfg_.name() << "', arg" << arg_idx << ": data nesting deeper than " << max_dim	×
28	<< ", ignoring" << std::endl;	×
29	return std::make_tuple(-1, types::Void);	×
30	}
31
32	if (auto* scalarType = dynamic_cast<const types::Scalar*>(&type)) {	5✔
33	return std::make_tuple(dim_idx, scalarType->primitive_type());	3✔
34	} else if (auto structureType = dynamic_cast<const sdfg::types::Structure*>(&type)) {	2✔
35	return std::make_tuple(dim_idx, types::Void);	×
36	} else if (auto* arrayType = dynamic_cast<const types::Array*>(&type)) {	2✔
37	dims[dim_idx] = arrayType->num_elements();	1✔
38	auto& inner = arrayType->element_type();	1✔
39
40	return analyze_type_rec(dims, max_dim, dim_idx + 1, inner, arg_idx, range, analysis_manager, sdfg, var_name);	1✔
41	} else if (auto* ptrType = dynamic_cast<const types::Pointer*>(&type)) {	1✔
42	if (range && !range->is_undefined()) {	1✔
43	const auto& dim = range->dims()[dim_idx];	1✔
44
45	if (symbolic::eq(symbolic::zero(), dim.first)) {	1✔
46	dims[dim_idx] = symbolic::add(dim.second, symbolic::one());	1✔
47	const types::IType* inner = nullptr;	1✔
48	if (ptrType->has_pointee_type()) {	1✔
49	inner = &(ptrType->pointee_type());	1✔
50	} else {	1✔
51	if (dim_idx > 0) {	×
52	std::cerr << "In '" << sdfg_.name() << "', arg" << arg_idx << " dim" << dim_idx	×
53	<< ": missing pointee type for dim > 0, cannot capture!" << std::endl;	×
54	return std::make_tuple(-2, types::Void);	×
55	} else {
56	auto& type_analysis = analysis_manager.get<analysis::TypeAnalysis>();	×
57	auto outer = type_analysis.get_outer_type(var_name);	×
58	if (outer != nullptr) {	×
59	if (auto* ptrType_new = dynamic_cast<const types::Pointer*>(outer)) {	×
60	if (ptrType_new->has_pointee_type()) {	×
61	inner = &(ptrType_new->pointee_type());	×
62	} else {	×
63	std::cerr << "In '" << sdfg_.name() << "', arg" << arg_idx << " dim" << dim_idx	×
64	<< ": missing pointee type, cannot capture!" << std::endl;	×
65	return std::make_tuple(-2, types::Void);	×
66	}
67	}	×
68	} else {	×
69	std::cerr << "In '" << sdfg_.name() << "', arg" << arg_idx << " dim" << dim_idx	×
70	<< ": could not infer type from container, cannot capture!" << std::endl;	×
71	return std::make_tuple(-2, types::Void);	×
72	}
73	}
74	if (inner == nullptr) {	×
75	std::cerr << "In '" << sdfg_.name() << "', arg" << arg_idx << " dim" << dim_idx	×
76	<< ": could not infer type from container, cannot capture!" << std::endl;	×
77	return std::make_tuple(-2, types::Void);	×
78	}
79	}
80
81	return analyze_type_rec(	1✔
82	dims, max_dim, dim_idx + 1, *inner, arg_idx, range, analysis_manager, sdfg, var_name	1✔
83	);
84	} else {
85	std::cerr << "In '" << sdfg_.name() << "', arg" << arg_idx << " dim" << dim_idx << ": has upper bound "	×
UNCOV 86	<< dim.second->__str__() << ", but does not start at 0, cannot capture" << std::endl;	×
UNCOV 87	return std::make_tuple(-2, types::Void);	×
88	}
89	} else {
90	std::cerr << "In '" << sdfg_.name() << "', arg" << arg_idx << " dim" << dim_idx	×
UNCOV 91	<< ": missing range, cannot capture!" << std::endl;	×
UNCOV 92	return std::make_tuple(-2, types::Void);	×
93	}
94	} else {
95	std::cerr << "In '" << sdfg_.name() << "', arg" << arg_idx << ": unsupported type " << type.print()	×
UNCOV 96	<< ", cannot capture!" << std::endl;	×
UNCOV 97	return std::make_tuple(-1, types::Void);	×
98	}
99	}	5✔
100
101	bool CodeGenerator::add_capture_plan(	3✔
102	const std::string& var_name,
103	int arg_idx,
104	bool is_external,
105	std::vector<CaptureVarPlan>& plan,
106	const analysis::MemAccessRanges& ranges
107	) {
108	const types::IType* type = nullptr;	3✔
109	if (is_external) {	3✔
110	auto& pointer_type = dynamic_cast<const types::Pointer&>(sdfg_.type(var_name));	1✔
111	assert(pointer_type.has_pointee_type() && "Externals must have a pointee type");	2✔
112	type = &pointer_type.pointee_type();	1✔
113	} else {	1✔
114	type = &sdfg_.type(var_name);	2✔
115	}
116
117	const auto* range = ranges.get(var_name);	3✔
118
119	analysis::AnalysisManager analysis_manager(sdfg_);	3✔
120
121	symbolic::Expression dims[3];	9✔
122
123	int dim_count = 0;	3✔
124	types::PrimitiveType inner_type;
125
126	std::tie(dim_count, inner_type) =	3✔
127	analyze_type_rec(dims, 3, 0, *type, arg_idx, range, analysis_manager, sdfg_, var_name);	3✔
128
129	bool is_read = range ? range->saw_read() : true;	3✔
130	bool is_written = range ? range->saw_write() : true;	3✔
131
132	if (dim_count == 0) {	3✔
133	plan.emplace_back(	4✔
134	is_read \|\| is_written, is_written && is_external, CaptureVarType::CapRaw, arg_idx, is_external, inner_type	2✔
135	);
136	} else if (dim_count == 1) {	3✔
UNCOV 137	plan.emplace_back(is_read, is_written, CaptureVarType::Cap1D, arg_idx, is_external, inner_type, dims[0]);	×
138	} else if (dim_count == 2) {	1✔
139	plan.emplace_back(is_read, is_written, CaptureVarType::Cap2D, arg_idx, is_external, inner_type, dims[0], dims[1]);	1✔
140	} else if (dim_count == 3) {	1✔
UNCOV 141	plan.emplace_back(	×
UNCOV 142	is_read, is_written, CaptureVarType::Cap3D, arg_idx, is_external, inner_type, dims[0], dims[1], dims[2]	×
143	);
UNCOV 144	} else {	×
UNCOV 145	return false;	×
146	}
147
148	return true;	3✔
149	}	3✔
150
151	std::unique_ptr<std::vector<CaptureVarPlan>> CodeGenerator::create_capture_plans() {	1✔
152	auto name = sdfg_.name();	1✔
153
154	analysis::AnalysisManager analysis_manager(sdfg_);	1✔
155	const auto& args = sdfg_.arguments();	1✔
156	auto& exts = sdfg_.externals();	1✔
157	const auto& ranges = analysis_manager.get<analysis::MemAccessRanges>();	1✔
158
159	auto plan = std::make_unique<std::vector<CaptureVarPlan>>();	1✔
160
161	bool working = true;	1✔
162
163	int arg_idx = -1;	1✔
164	for (auto& arg_name : args) {	3✔
165	++arg_idx;	2✔
166
167	working &= add_capture_plan(arg_name, arg_idx, false, *plan.get(), ranges);	2✔
168	}
169
170	for (auto& arg_name : exts) {	2✔
171	if (sdfg_.type(arg_name).type_id() == types::TypeID::Function) {	1✔
UNCOV 172	continue;	×
173	}
174	++arg_idx;	1✔
175
176	working &= add_capture_plan(arg_name, arg_idx, true, *plan.get(), ranges);	1✔
177	}
178
179	if (!working) {	1✔
UNCOV 180	std::cerr << "In '" << name << "': could not create capture plan, returning empty plan" << std::endl;	×
UNCOV 181	return std::make_unique<std::vector<CaptureVarPlan>>();	×
182	}
183
184	return plan;	1✔
185	}	1✔
186
187	} // namespace codegen
188	} // namespace sdfg

daisytuner / sdfglib / 17948757733

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