23087278095

Committed 14 Mar 2026 11:44AM UTC coverage: 63.927% (+0.3%) from 63.617%

Build # 23087278095

Build Type

push

github

Committed by

web-flow

Commit Message

Merge pull request #568 from daisytuner/dead-data-elimination

Working on memory ownership & escape analysis

Coverage Stats

475 of 637 new or added lines in 28 files covered. (74.57%)

6 existing lines in 3 files now uncovered.

26010 of 40687 relevant lines covered (63.93%)

402.05 hits per line

Source File
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0.0

/sdfg/src/passes/transformations/map_fusion_pass.cpp

#include "sdfg/passes/transformations/map_fusion_pass.h"

#include "sdfg/transformations/map_fusion.h"

namespace sdfg {
namespace passes {

MapFusion::MapFusion(builder::StructuredSDFGBuilder& builder, analysis::AnalysisManager& analysis_manager)
    : visitor::NonStoppingStructuredSDFGVisitor(builder, analysis_manager) {}

bool MapFusion::accept(structured_control_flow::Sequence& node) {
    bool applied = false;

    if (node.size() < 2) {
        return applied;
    }

    // Iterate over sequence looking for consecutive (Map, StructuredLoop) pairs
    size_t i = 0;
    while (i + 1 < node.size()) {
        auto* first = dynamic_cast<structured_control_flow::Map*>(&node.at(i).first);
        auto* second = dynamic_cast<structured_control_flow::StructuredLoop*>(&node.at(i + 1).first);

        if (first && second && first->root().size() > 0 && second->root().size() > 0) {
            transformations::MapFusion transformation(*first, *second);
            if (transformation.can_be_applied(builder_, analysis_manager_)) {
                transformation.apply(builder_, analysis_manager_);
                applied = true;
                std::cout << "Applied MapFusion to maps " << first->indvar()->get_name() << " and "
                          << second->indvar()->get_name() << std::endl;
            }
        }

        i++;
    }

    return applied;
}

} // namespace passes
} // namespace sdfg

1	#include "sdfg/passes/transformations/map_fusion_pass.h"
2
3	#include "sdfg/transformations/map_fusion.h"
4
5	namespace sdfg {
6	namespace passes {
7
8	MapFusion::MapFusion(builder::StructuredSDFGBuilder& builder, analysis::AnalysisManager& analysis_manager)
9	: visitor::NonStoppingStructuredSDFGVisitor(builder, analysis_manager) {}	×
10
11	bool MapFusion::accept(structured_control_flow::Sequence& node) {	×
12	bool applied = false;	×
13
14	if (node.size() < 2) {	×
15	return applied;	×
16	}	×
17
18	// Iterate over sequence looking for consecutive (Map, StructuredLoop) pairs
19	size_t i = 0;	×
20	while (i + 1 < node.size()) {	×
21	auto* first = dynamic_cast<structured_control_flow::Map*>(&node.at(i).first);	×
22	auto* second = dynamic_cast<structured_control_flow::StructuredLoop*>(&node.at(i + 1).first);	×
23
NEW 24	if (first && second && first->root().size() > 0 && second->root().size() > 0) {	×
25	transformations::MapFusion transformation(first, second);	×
26	if (transformation.can_be_applied(builder_, analysis_manager_)) {	×
27	transformation.apply(builder_, analysis_manager_);	×
28	applied = true;	×
29	std::cout << "Applied MapFusion to maps " << first->indvar()->get_name() << " and "	×
30	<< second->indvar()->get_name() << std::endl;	×
31	}	×
32	}	×
33
34	i++;	×
35	}	×
36
37	return applied;	×
38	}	×
39
40	} // namespace passes
41	} // namespace sdfg

daisytuner / docc / 23087278095

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