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bug fixed in pb_pin fix-up. This is due to A CRITICAL BUG IN PHYSICAL_TILE PIN MAPPING!!!

This commit is contained in:
tangxifan 2020-02-20 20:50:59 -07:00
parent 3e07d7d5e0
commit 4abaef14b5
1 changed files with 13 additions and 4 deletions
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17
openfpga/src/base/openfpga_pb_pin_fixup.cpp
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@ -60,14 +60,19 @@ void update_cluster_pin_with_post_routing_results(const DeviceContext& device_ct
const vtr::Point<size_t>& grid_coord,
const ClusterBlockId& blk_id,
const e_side& border_side,
const size_t& z,
const bool& verbose) {
/* Handle each pin */
auto logical_block = clustering_ctx.clb_nlist.block_type(blk_id);
auto physical_tile = pick_best_physical_type(logical_block);
for (int j = 0; j < logical_block->pb_type->num_pins; j++) {
/* Get the ptc num for the pin in rr_graph */
int physical_pin = get_physical_pin(physical_tile, logical_block, j);
/* Get the ptc num for the pin in rr_graph, we need t consider the z offset here
* z offset is the location in the multiple-logic-tile tile
* Get physical pin does not consider THIS!!!!
*/
int physical_pin = z * logical_block->pb_type->num_pins
+ get_physical_pin(physical_tile, logical_block, j);
auto pin_class = physical_tile->pin_class[physical_pin];
auto class_inf = physical_tile->class_inf[pin_class];
@ -179,8 +184,10 @@ void update_pb_pin_with_post_routing_results(const DeviceContext& device_ctx,
/* We know the entrance to grid info and mapping results, do the fix-up for this block */
vtr::Point<size_t> grid_coord(x, y);
update_cluster_pin_with_post_routing_results(device_ctx, clustering_ctx,
vpr_routing_annotation, vpr_clustering_annotation,
vpr_routing_annotation,
vpr_clustering_annotation,
grid_coord, cluster_blk_id, NUM_SIDES,
placement_ctx.block_locs[cluster_blk_id].loc.z,
verbose);
}
}
@ -227,8 +234,10 @@ void update_pb_pin_with_post_routing_results(const DeviceContext& device_ctx,
}
/* Update on I/O grid */
update_cluster_pin_with_post_routing_results(device_ctx, clustering_ctx,
vpr_routing_annotation, vpr_clustering_annotation,
vpr_routing_annotation,
vpr_clustering_annotation,
io_coord, cluster_blk_id, io_side,
placement_ctx.block_locs[cluster_blk_id].loc.z,
verbose);
}
}