144 lines
5.2 KiB
C++
144 lines
5.2 KiB
C++
/******************************************************************************
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* This file includes member functions for data structure BitstreamManager
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******************************************************************************/
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#include <algorithm>
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#include "vtr_assert.h"
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#include "bitstream_manager.h"
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/**************************************************
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* Public Accessors : Aggregates
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*************************************************/
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/* Find all the configuration bits */
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BitstreamManager::config_bit_range BitstreamManager::bits() const {
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return vtr::make_range(bit_ids_.begin(), bit_ids_.end());
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}
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/* Find all the configuration blocks */
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BitstreamManager::config_block_range BitstreamManager::blocks() const {
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return vtr::make_range(block_ids_.begin(), block_ids_.end());
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}
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/******************************************************************************
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* Public Accessors
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******************************************************************************/
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bool BitstreamManager::bit_value(const ConfigBitId& bit_id) const {
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/* Ensure a valid id */
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VTR_ASSERT(true == valid_bit_id(bit_id));
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return bit_values_[bit_id];
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}
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std::string BitstreamManager::block_name(const ConfigBlockId& block_id) const {
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/* Ensure the input ids are valid */
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VTR_ASSERT(true == valid_block_id(block_id));
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return block_names_[block_id];
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}
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ConfigBlockId BitstreamManager::block_parent(const ConfigBlockId& block_id) const {
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/* Ensure the input ids are valid */
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VTR_ASSERT(true == valid_block_id(block_id));
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return parent_block_ids_[block_id];
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}
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std::vector<ConfigBlockId> BitstreamManager::block_children(const ConfigBlockId& block_id) const {
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/* Ensure the input ids are valid */
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VTR_ASSERT(true == valid_block_id(block_id));
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return child_block_ids_[block_id];
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}
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std::vector<ConfigBitId> BitstreamManager::block_bits(const ConfigBlockId& block_id) const {
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/* Ensure the input ids are valid */
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VTR_ASSERT(true == valid_block_id(block_id));
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return block_bit_ids_[block_id];
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}
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ConfigBlockId BitstreamManager::bit_parent_block(const ConfigBitId& bit_id) const {
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/* Ensure the input ids are valid */
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VTR_ASSERT(true == valid_bit_id(bit_id));
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return bit_parent_block_ids_[bit_id];
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}
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/******************************************************************************
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* Public Mutators
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******************************************************************************/
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ConfigBitId BitstreamManager::add_bit(const bool& bit_value) {
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ConfigBitId bit = ConfigBitId(bit_ids_.size());
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/* Add a new bit, and allocate associated data structures */
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bit_ids_.push_back(bit);
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bit_values_.push_back(bit_value);
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shared_config_bit_values_.emplace_back();
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bit_parent_block_ids_.push_back(ConfigBlockId::INVALID());
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return bit;
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}
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ConfigBlockId BitstreamManager::add_block(const std::string& block_name) {
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ConfigBlockId block = ConfigBlockId(block_ids_.size());
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/* Add a new bit, and allocate associated data structures */
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block_ids_.push_back(block);
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block_names_.push_back(block_name);
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block_bit_ids_.emplace_back();
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parent_block_ids_.push_back(ConfigBlockId::INVALID());
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child_block_ids_.emplace_back();
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return block;
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}
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void BitstreamManager::add_child_block(const ConfigBlockId& parent_block, const ConfigBlockId& child_block) {
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/* Ensure the input ids are valid */
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VTR_ASSERT(true == valid_block_id(parent_block));
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VTR_ASSERT(true == valid_block_id(child_block));
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/* We should have only a parent block for each block! */
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VTR_ASSERT(ConfigBlockId::INVALID() == parent_block_ids_[child_block]);
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/* Ensure the child block is not in the list of children of the parent block */
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std::vector<ConfigBlockId>::iterator it = std::find(child_block_ids_[parent_block].begin(), child_block_ids_[parent_block].end(), child_block);
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VTR_ASSERT(it == child_block_ids_[parent_block].end());
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/* Add the child_block to the parent_block */
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child_block_ids_[parent_block].push_back(child_block);
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/* Register the block in the parent of the block */
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parent_block_ids_[child_block] = parent_block;
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}
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void BitstreamManager::add_bit_to_block(const ConfigBlockId& block, const ConfigBitId& bit) {
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/* Ensure the input ids are valid */
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VTR_ASSERT(true == valid_block_id(block));
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VTR_ASSERT(true == valid_bit_id(bit));
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/* We should have only a parent block for each bit! */
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VTR_ASSERT(ConfigBlockId::INVALID() == bit_parent_block_ids_[bit]);
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/* Add the bit to the block */
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block_bit_ids_[block].push_back(bit);
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/* Register the block in the parent of the bit */
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bit_parent_block_ids_[bit] = block;
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}
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void BitstreamManager::add_shared_config_bit_values(const ConfigBitId& bit, const std::vector<bool>& shared_config_bits) {
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/* Ensure the input ids are valid */
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VTR_ASSERT(true == valid_bit_id(bit));
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shared_config_bit_values_[bit] = shared_config_bits;
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}
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/******************************************************************************
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* Public Validators
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******************************************************************************/
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bool BitstreamManager::valid_bit_id(const ConfigBitId& bit_id) const {
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return (size_t(bit_id) < bit_ids_.size()) && (bit_id == bit_ids_[bit_id]);
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}
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bool BitstreamManager::valid_block_id(const ConfigBlockId& block_id) const {
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return (size_t(block_id) < block_ids_.size()) && (block_id == block_ids_[block_id]);
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}
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