Initializes and allocates the physical logic block grid for VPR. More...
#include <vector>#include "physical_types.h"
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Functions | |
| DeviceGrid | create_device_grid (std::string layout_name, const std::vector< t_grid_def > &grid_layouts, const std::map< t_logical_block_type_ptr, size_t > &minimum_instance_counts, float target_device_utilization) |
| Find the device satisfying the specified minimum resources. More... | |
| DeviceGrid | create_device_grid (std::string layout_name, const std::vector< t_grid_def > &grid_layouts, size_t min_width, size_t min_height) |
| Find the device close in size to the specified dimensions. More... | |
| float | calculate_device_utilization (const DeviceGrid &grid, std::map< t_logical_block_type_ptr, size_t > instance_counts) |
| Calculate the device utilization. More... | |
| size_t | count_grid_tiles (const DeviceGrid &grid) |
| Returns the effective size of the device (size of the bounding box of non-empty grid tiles) More... | |
Detailed Description
Initializes and allocates the physical logic block grid for VPR.
- Date
- October 8, 2008
Function Documentation
◆ calculate_device_utilization()
| float calculate_device_utilization | ( | const DeviceGrid & | grid, |
| std::map< t_logical_block_type_ptr, size_t > | instance_counts | ||
| ) |
Calculate the device utilization.
Calculate the device utilization (i.e. fraction of used grid tiles) foor the specified grid and resource requirements
◆ count_grid_tiles()
| size_t count_grid_tiles | ( | const DeviceGrid & | grid | ) |
Returns the effective size of the device (size of the bounding box of non-empty grid tiles)
◆ create_device_grid() [1/2]
| DeviceGrid create_device_grid | ( | std::string | layout_name, |
| const std::vector< t_grid_def > & | grid_layouts, | ||
| const std::map< t_logical_block_type_ptr, size_t > & | minimum_instance_counts, | ||
| float | target_device_utilization | ||
| ) |
Find the device satisfying the specified minimum resources.
Find the device satisfying the specified minimum resources.
◆ create_device_grid() [2/2]
| DeviceGrid create_device_grid | ( | std::string | layout_name, |
| const std::vector< t_grid_def > & | grid_layouts, | ||
| size_t | width, | ||
| size_t | height | ||
| ) |
Find the device close in size to the specified dimensions.
Find the device close in size to the specified dimensions.
