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Updated comments to elaborate configurable/non-configurable edges() #1942

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Dec 22, 2021
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Updated comments to elaborate configurable/non-configurable edges() #1942

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Updated comments for configurable/non-configurable edges() APIs
behzadmehmood-rs Dec 20, 2021
379557b
Updated comments for configurable/non-configurable edges()
behzadmehmood-rs Dec 22, 2021
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11 changes: 9 additions & 2 deletions vpr/src/device/rr_graph_view.h
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Original file line number Diff line number Diff line change
Expand Up @@ -269,12 +269,19 @@ class RRGraphView {
return node_storage_.num_non_configurable_edges(node);
}

/** @brief Get ID range for configurable edges. This function is inlined for runtime optimization. */
/** @brief A configurable edge represents a programmable switch between routing resources, which could be
* a multiplexer
* a tri-state buffer
* a pass gate
* This API gets ID range for configurable edges. This function is inlined for runtime optimization. */
inline edge_idx_range configurable_edges(RRNodeId node) const {
return node_storage_.configurable_edges(node);
}

/** @brief Get ID range for non-configurable edges. This function is inlined for runtime optimization. */
/** @brief A non-configurable edge represents a hard-wired connection between routing resources, which could be
* a non-configurable buffer that can not be turned off
* a short metal connection that can not be turned off
* This API gets ID range for non-configurable edges. This function is inlined for runtime optimization. */
inline edge_idx_range non_configurable_edges(RRNodeId node) const {
return node_storage_.non_configurable_edges(node);
}
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