diff options
Diffstat (limited to 'polly/lib/External/ppcg/gpu_array_tile.h')
-rw-r--r-- | polly/lib/External/ppcg/gpu_array_tile.h | 59 |
1 files changed, 0 insertions, 59 deletions
diff --git a/polly/lib/External/ppcg/gpu_array_tile.h b/polly/lib/External/ppcg/gpu_array_tile.h deleted file mode 100644 index 53b8e3db74c1..000000000000 --- a/polly/lib/External/ppcg/gpu_array_tile.h +++ /dev/null @@ -1,59 +0,0 @@ -#ifndef GPU_ARRAY_TILE_H -#define GPU_ARRAY_TILE_H - -#include <isl/aff_type.h> -#include <isl/map_type.h> -#include <isl/val.h> - -/* The fields stride and shift only contain valid information - * if shift != NULL. - * If so, they express that current index is such that if you add shift, - * then the result is always a multiple of stride. - * Let D represent the initial tile->depth dimensions of the computed schedule. - * The spaces of "lb" and "shift" are of the form - * - * D -> [b] - */ -struct gpu_array_bound { - isl_val *size; - isl_aff *lb; - - isl_val *stride; - isl_aff *shift; -}; - -/* A tile of an outer array. - * - * requires_unroll is set if the schedule dimensions that are mapped - * to threads need to be unrolled for this (private) tile to be used. - * - * "depth" reflects the number of schedule dimensions that affect the tile. - * The copying into and/or out of the tile is performed at that depth. - * - * n is the dimension of the array. - * bound is an array of size "n" representing the lower bound - * and size for each index. - * - * tiling maps a tile in the global array to the corresponding - * shared/private memory tile and is of the form - * - * { [D[i] -> A[a]] -> T[(a + shift(i))/stride - lb(i)] } - * - * where D represents the initial "depth" dimensions - * of the computed schedule. - */ -struct gpu_array_tile { - isl_ctx *ctx; - int requires_unroll; - int depth; - int n; - struct gpu_array_bound *bound; - isl_multi_aff *tiling; -}; - -struct gpu_array_tile *gpu_array_tile_create(isl_ctx *ctx, int n_index); -struct gpu_array_tile *gpu_array_tile_free(struct gpu_array_tile *tile); - -__isl_give isl_val *gpu_array_tile_size(struct gpu_array_tile *tile); - -#endif |