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mesh.cc
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mesh.cc
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/* Copyright 2017 Stanford University
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <cstdio>
#include <cassert>
#include <cstdlib>
#include <sys/unistd.h>
#include <sys/time.h>
#include "legion.h"
using namespace Legion;
/*
* In this section we use a sequential
* implementation of daxpy to show how
* to create physical instances of logical
* regions. In later sections we will
* show how to extend this daxpy example
* so that it will run with sub-tasks
* and also run in parallel.
*/
enum TaskIDs {
TOP_LEVEL_TASK_ID,
TEST_TASK_ID,
TEST_RANGE_TASK_ID,
};
enum FieldIDs {
FID_CELL_ID,
FID_CELL_PARTITION_COLOR,
FID_CELL_CELL_NRANGE,
FID_CELL_VERTEX_NRANGE,
FID_CELL_TO_CELL_ID,
FID_CELL_TO_CELL_PTR,
FID_CELL_TO_VERTEX_ID,
FID_CELL_TO_VERTEX_PTR,
FID_VERTEX_ID,
FID_VERTEX_PARTITION_COLOR,
};
typedef FieldAccessor<READ_WRITE,int,1,coord_t,Realm::AffineAccessor<int,1,coord_t> > AccessorRWint;
typedef FieldAccessor<READ_WRITE,Point<1>,1,coord_t,Realm::AffineAccessor<Point<1>,1,coord_t> > AccessorRWpoint;
typedef FieldAccessor<READ_WRITE,Rect<1>,1,coord_t,Realm::AffineAccessor<Rect<1>,1,coord_t> > AccessorRWrect;
typedef FieldAccessor<READ_ONLY,int,1,coord_t,Realm::AffineAccessor<int,1,coord_t> > AccessorROint;
typedef FieldAccessor<READ_ONLY,Point<1>,1,coord_t,Realm::AffineAccessor<Point<1>,1,coord_t> > AccessorROpoint;
typedef FieldAccessor<READ_ONLY,Rect<1>,1,coord_t,Realm::AffineAccessor<Rect<1>,1,coord_t> > AccessorROrect;
double get_cur_time() {
struct timeval tv;
struct timezone tz;
double cur_time;
gettimeofday(&tv, &tz);
cur_time = tv.tv_sec + tv.tv_usec / 1000000.0;
return cur_time;
}
#define OUTPUT_DP
double ts_start_dp;
int root = 0;
void top_level_task(const Task *task,
const std::vector<PhysicalRegion> ®ions,
Context ctx, Runtime *runtime)
{
root = 1;
int num_rows = 4;
int num_rows_partition = 2;
int have_task = 0;
int use_image = 1;
// See if we have any command line arguments to parse
{
const InputArgs &command_args = Runtime::get_input_args();
for (int i = 1; i < command_args.argc; i++)
{
if (!strcmp(command_args.argv[i],"-nr"))
num_rows = atoi(command_args.argv[++i]);
if (!strcmp(command_args.argv[i],"-np"))
num_rows_partition = atoi(command_args.argv[++i]);
if (!strcmp(command_args.argv[i],"-ht"))
have_task = atoi(command_args.argv[++i]);
if (!strcmp(command_args.argv[i],"-ui"))
use_image = atoi(command_args.argv[++i]);
}
}
int num_cells = num_rows * num_rows;
int num_vertices = (num_rows+1) * (num_rows+1);
int num_partitions = num_rows_partition * num_rows_partition;
printf("Running mesh for %d cells, %d rows, %d columns, %d partitions, have taske %d...\n", num_cells, num_rows, num_rows, num_partitions, have_task);
// index space
IndexSpace cells_index_space = runtime->create_index_space(ctx, Rect<1>(0, num_cells-1));
runtime->attach_name(cells_index_space, "cells_index_space");
IndexSpace cells_to_cells_index_space = runtime->create_index_space(ctx, Rect<1>(0, num_cells*8-1));
runtime->attach_name(cells_to_cells_index_space, "cells_to_cells_index_space");
IndexSpace vertices_index_space = runtime->create_index_space(ctx, Rect<1>(0, num_vertices-1));
runtime->attach_name(vertices_index_space, "cells_index_space");
IndexSpace cells_to_vertices_index_space = runtime->create_index_space(ctx, Rect<1>(0, num_cells*4-1));
runtime->attach_name(cells_to_vertices_index_space, "cells_to_vertices_index_space");
// field space
FieldSpace cells_field_space = runtime->create_field_space(ctx);
FieldAllocator cells_allocator = runtime->create_field_allocator(ctx, cells_field_space);
cells_allocator.allocate_field(sizeof(int), FID_CELL_ID);
runtime->attach_name(cells_field_space, FID_CELL_ID, "FID_CELL_ID");
cells_allocator.allocate_field(sizeof(Point<1>), FID_CELL_PARTITION_COLOR);
runtime->attach_name(cells_field_space, FID_CELL_PARTITION_COLOR, "FID_CELL_PARTITION_COLOR");
cells_allocator.allocate_field(sizeof(Rect<1>), FID_CELL_CELL_NRANGE);
runtime->attach_name(cells_field_space, FID_CELL_CELL_NRANGE, "FID_CELL_CELL_NRANGE");
cells_allocator.allocate_field(sizeof(Rect<1>), FID_CELL_VERTEX_NRANGE);
runtime->attach_name(cells_field_space, FID_CELL_VERTEX_NRANGE, "FID_CELL_VERTEX_NRANGE");
FieldSpace cells_to_cells_field_space = runtime->create_field_space(ctx);
FieldAllocator cells_to_cells_allocator = runtime->create_field_allocator(ctx, cells_to_cells_field_space);
cells_to_cells_allocator.allocate_field(sizeof(int), FID_CELL_TO_CELL_ID);
runtime->attach_name(cells_to_cells_field_space, FID_CELL_TO_CELL_ID, "FID_CELL_TO_CELL_ID");
cells_to_cells_allocator.allocate_field(sizeof(Point<1>), FID_CELL_TO_CELL_PTR);
runtime->attach_name(cells_to_cells_field_space, FID_CELL_TO_CELL_PTR, "FID_CELL_TO_CELL_PTR");
FieldSpace cells_to_vertices_field_space = runtime->create_field_space(ctx);
FieldAllocator cells_to_vertices_allocator = runtime->create_field_allocator(ctx, cells_to_vertices_field_space);
cells_to_vertices_allocator.allocate_field(sizeof(int), FID_CELL_TO_VERTEX_ID);
runtime->attach_name(cells_to_vertices_field_space, FID_CELL_TO_VERTEX_ID, "FID_CELL_TO_VERTEX_ID");
cells_to_vertices_allocator.allocate_field(sizeof(Point<1>), FID_CELL_TO_VERTEX_PTR);
runtime->attach_name(cells_to_vertices_field_space, FID_CELL_TO_VERTEX_PTR, "FID_CELL_TO_VERTEX_PTR");
FieldSpace vertices_field_space = runtime->create_field_space(ctx);
FieldAllocator vertices_allocator = runtime->create_field_allocator(ctx, vertices_field_space);
vertices_allocator.allocate_field(sizeof(int), FID_VERTEX_ID);
runtime->attach_name(vertices_field_space, FID_VERTEX_ID, "FID_VERTEX_ID");
vertices_allocator.allocate_field(sizeof(Point<1>), FID_VERTEX_PARTITION_COLOR);
runtime->attach_name(vertices_field_space, FID_VERTEX_PARTITION_COLOR, "FID_VERTEX_PARTITION_COLOR");
// logical region
LogicalRegion all_cells_lr = runtime->create_logical_region(ctx,cells_index_space,cells_field_space);
runtime->attach_name(all_cells_lr, "all_cells_lr");
LogicalRegion all_cells_to_cells_lr = runtime->create_logical_region(ctx,cells_to_cells_index_space,cells_to_cells_field_space);
runtime->attach_name(all_cells_to_cells_lr, "all_cells_to_cells_lr");
LogicalRegion all_cells_to_vertices_lr = runtime->create_logical_region(ctx,cells_to_vertices_index_space,cells_to_vertices_field_space);
runtime->attach_name(all_cells_to_vertices_lr, "all_cells_to_vertices_lr");
LogicalRegion all_vertices_lr = runtime->create_logical_region(ctx,vertices_index_space,vertices_field_space);
runtime->attach_name(all_vertices_lr, "all_vertices_lr");
// region requirement
RegionRequirement cells_rr(all_cells_lr, READ_WRITE, EXCLUSIVE, all_cells_lr);
cells_rr.add_field(FID_CELL_ID);
cells_rr.add_field(FID_CELL_PARTITION_COLOR);
cells_rr.add_field(FID_CELL_CELL_NRANGE);
cells_rr.add_field(FID_CELL_VERTEX_NRANGE);
RegionRequirement cells_to_cells_rr(all_cells_to_cells_lr, READ_WRITE, EXCLUSIVE, all_cells_to_cells_lr);
cells_to_cells_rr.add_field(FID_CELL_TO_CELL_ID);
cells_to_cells_rr.add_field(FID_CELL_TO_CELL_PTR);
RegionRequirement cells_to_vertices_rr(all_cells_to_vertices_lr, READ_WRITE, EXCLUSIVE, all_cells_to_vertices_lr);
cells_to_vertices_rr.add_field(FID_CELL_TO_VERTEX_ID);
cells_to_vertices_rr.add_field(FID_CELL_TO_VERTEX_PTR);
RegionRequirement vertices_rr(all_vertices_lr, READ_WRITE, EXCLUSIVE, all_vertices_lr);
vertices_rr.add_field(FID_VERTEX_ID);
vertices_rr.add_field(FID_VERTEX_PARTITION_COLOR);
// physical region
PhysicalRegion cells_pr = runtime->map_region(ctx, cells_rr);
cells_pr.wait_until_valid();
PhysicalRegion cells_to_cells_pr = runtime->map_region(ctx, cells_to_cells_rr);
cells_to_cells_pr.wait_until_valid();
PhysicalRegion cells_to_vertices_pr = runtime->map_region(ctx, cells_to_vertices_rr);
cells_to_vertices_pr.wait_until_valid();
PhysicalRegion vertices_pr = runtime->map_region(ctx, vertices_rr);
vertices_pr.wait_until_valid();
//init the mesh
const AccessorRWint cells_id_acc(cells_pr, FID_CELL_ID);
const AccessorRWpoint cells_color_acc(cells_pr, FID_CELL_PARTITION_COLOR);
const AccessorRWrect cells_cells_nrange_acc(cells_pr, FID_CELL_CELL_NRANGE);
const AccessorRWrect cells_vertices_nrange_acc(cells_pr, FID_CELL_VERTEX_NRANGE);
const AccessorRWint cells_to_cells_id_acc(cells_to_cells_pr, FID_CELL_TO_CELL_ID);
const AccessorRWpoint cells_to_cells_ptr_acc(cells_to_cells_pr, FID_CELL_TO_CELL_PTR);
const AccessorRWint cells_to_vertices_id_acc(cells_to_vertices_pr, FID_CELL_TO_VERTEX_ID);
const AccessorRWpoint cells_to_vertices_ptr_acc(cells_to_vertices_pr, FID_CELL_TO_VERTEX_PTR);
const AccessorRWint vertices_id_acc(vertices_pr, FID_VERTEX_ID);
const AccessorRWpoint vertices_color_acc(vertices_pr, FID_VERTEX_PARTITION_COLOR);
int i, j;
int x_idx, y_idx, x_par_idx, y_par_idx, nb_rows_per_partition;
nb_rows_per_partition = num_rows / num_rows_partition;
for (i = 0; i < num_cells; i++) {
cells_id_acc[i] = i;
cells_cells_nrange_acc[i] = Rect<1>(i*8, i*8+7);
cells_vertices_nrange_acc[i] = Rect<1>(i*4, i*4+3);
y_idx = i / num_rows;
x_idx = i % num_rows;
y_par_idx = y_idx / nb_rows_per_partition;
x_par_idx = x_idx / nb_rows_per_partition;
cells_color_acc[i] = y_par_idx * num_rows_partition + x_par_idx;
cells_to_cells_id_acc[i*8+0] = i-1;
cells_to_cells_id_acc[i*8+1] = i+1;
cells_to_cells_id_acc[i*8+2] = i-num_rows;
cells_to_cells_id_acc[i*8+3] = i+num_rows;
cells_to_cells_id_acc[i*8+4] = i-num_rows-1;
cells_to_cells_id_acc[i*8+5] = i-num_rows+1;
cells_to_cells_id_acc[i*8+6] = i+num_rows-1;
cells_to_cells_id_acc[i*8+7] = i+num_rows+1;
// top
if (i < num_rows) {
// cells_to_cells_id_acc[i*4+2] = i + num_rows * (num_rows - 1);
cells_to_cells_id_acc[i*8+2] = cells_to_cells_id_acc[i*8+3];
cells_to_cells_id_acc[i*8+4] = cells_to_cells_id_acc[i*8+3];
cells_to_cells_id_acc[i*8+5] = cells_to_cells_id_acc[i*8+3];
}
// bottom
if (i >= num_rows * (num_rows - 1)) {
// cells_to_cells_id_acc[i*4+3] = i - num_rows * (num_rows - 1);
cells_to_cells_id_acc[i*8+3] = cells_to_cells_id_acc[i*8+2];
cells_to_cells_id_acc[i*8+6] = cells_to_cells_id_acc[i*8+2];
cells_to_cells_id_acc[i*8+7] = cells_to_cells_id_acc[i*8+2];
}
// left
if (i % num_rows == 0) {
// cells_to_cells_id_acc[i*4+0] = i + num_rows - 1;
cells_to_cells_id_acc[i*8+0] = cells_to_cells_id_acc[i*8+1];
cells_to_cells_id_acc[i*8+4] = cells_to_cells_id_acc[i*8+1];
cells_to_cells_id_acc[i*8+6] = cells_to_cells_id_acc[i*8+1];
}
// right
if (i % num_rows == num_rows - 1) {
//cells_to_cells_id_acc[i*4+1] = i - (num_rows - 1);
cells_to_cells_id_acc[i*8+1] = cells_to_cells_id_acc[i*8+0];
cells_to_cells_id_acc[i*8+5] = cells_to_cells_id_acc[i*8+0];
cells_to_cells_id_acc[i*8+7] = cells_to_cells_id_acc[i*8+0];
}
cells_to_cells_ptr_acc[i*8+0] = Point<1>(cells_to_cells_id_acc[i*8+0]);
cells_to_cells_ptr_acc[i*8+1] = Point<1>(cells_to_cells_id_acc[i*8+1]);
cells_to_cells_ptr_acc[i*8+2] = Point<1>(cells_to_cells_id_acc[i*8+2]);
cells_to_cells_ptr_acc[i*8+3] = Point<1>(cells_to_cells_id_acc[i*8+3]);
cells_to_cells_ptr_acc[i*8+4] = Point<1>(cells_to_cells_id_acc[i*8+4]);
cells_to_cells_ptr_acc[i*8+5] = Point<1>(cells_to_cells_id_acc[i*8+5]);
cells_to_cells_ptr_acc[i*8+6] = Point<1>(cells_to_cells_id_acc[i*8+6]);
cells_to_cells_ptr_acc[i*8+7] = Point<1>(cells_to_cells_id_acc[i*8+7]);
cells_to_vertices_id_acc[i*4+0] = i + y_idx;
cells_to_vertices_id_acc[i*4+1] = cells_to_vertices_id_acc[i*4+0] + 1;
cells_to_vertices_id_acc[i*4+2] = i + y_idx + (num_rows+1);
cells_to_vertices_id_acc[i*4+3] = cells_to_vertices_id_acc[i*4+2] + 1;
cells_to_vertices_ptr_acc[i*4+0] = Point<1>(cells_to_vertices_id_acc[i*4+0]);
cells_to_vertices_ptr_acc[i*4+1] = Point<1>(cells_to_vertices_id_acc[i*4+1]);
cells_to_vertices_ptr_acc[i*4+2] = Point<1>(cells_to_vertices_id_acc[i*4+2]);
cells_to_vertices_ptr_acc[i*4+3] = Point<1>(cells_to_vertices_id_acc[i*4+3]);
// printf("cell %d, color %lld, left %d, right %d, top %d, bottom %d, nrange(%d, %d), cell2cell neighbors: ", cells_id_acc[i], cells_color_acc[i].x, cells_to_cells_id_acc[i*8+0], cells_to_cells_id_acc[i*8+1],
// cells_to_cells_id_acc[i*8+2], cells_to_cells_id_acc[i*8+3], i*8, i*4+7);
for (j = i*8; j <= i*8+7; j++) {
// printf("%d ", cells_to_cells_id_acc[j]);
}
// printf(" cell2vertex: ");
for (j = i*4; j <= i*4+3; j++) {
// printf("%d ", cells_to_vertices_id_acc[j]);
}
// printf("\n");
}
printf("nb_rows_per_partition %d, num_rows_partition %d", nb_rows_per_partition, num_rows_partition);
for (i = 0; i < num_vertices; i++) {
vertices_id_acc[i] = i;
y_idx = i / (num_rows+1);
x_idx = i % (num_rows+1);
y_par_idx = y_idx / nb_rows_per_partition;
x_par_idx = x_idx / nb_rows_per_partition;
if (y_par_idx >= num_rows_partition) y_par_idx = num_rows_partition - 1;
if (x_par_idx >= num_rows_partition) x_par_idx = num_rows_partition - 1;
vertices_color_acc[i] = y_par_idx * num_rows_partition + x_par_idx;
// printf("vertex %d, color %lld, y_idx %d, x_idx %d, y_par_idx %d, x_par_idx %d\n", vertices_id_acc[i], vertices_color_acc[i].x, y_idx, x_idx, y_par_idx, x_par_idx);
}
runtime->issue_execution_fence(ctx);
printf("\nstart DP\n");
//Future f_start = runtime->get_current_time_in_microseconds(ctx);
ts_start_dp = get_cur_time();
// DP
IndexSpace partition_is = runtime->create_index_space(ctx, Rect<1>(0, num_partitions-1));
IndexPartition owned_ip = runtime->create_partition_by_field(ctx, all_cells_lr,
all_cells_lr,
FID_CELL_PARTITION_COLOR,
partition_is);
runtime->attach_name(owned_ip, "owned_ip");
IndexPartition owned_image_nrange_ip = runtime->create_partition_by_image_range(ctx, all_cells_to_cells_lr.get_index_space(),
runtime->get_logical_partition(all_cells_lr, owned_ip),
all_cells_lr,
FID_CELL_CELL_NRANGE,
partition_is);
IndexPartition reachable_ip = runtime->create_partition_by_image(ctx, all_cells_lr.get_index_space(),
runtime->get_logical_partition(all_cells_to_cells_lr, owned_image_nrange_ip),
all_cells_to_cells_lr,
FID_CELL_TO_CELL_PTR,
partition_is);
runtime->attach_name(reachable_ip, "reachable_ip");
IndexPartition ghost_ip = runtime->create_partition_by_difference(ctx, all_cells_lr.get_index_space(),
reachable_ip, owned_ip, partition_is);
IndexPartition ghost_preimage_ip;
IndexPartition ghost_preimage_preimage_nrange_ip;
if (!use_image) {
ghost_preimage_ip = runtime->create_partition_by_preimage(ctx, ghost_ip ,
all_cells_to_cells_lr, all_cells_to_cells_lr,
FID_CELL_TO_CELL_PTR,
partition_is);
ghost_preimage_preimage_nrange_ip = runtime->create_partition_by_preimage_range(ctx, ghost_preimage_ip ,
all_cells_lr, all_cells_lr,
FID_CELL_CELL_NRANGE,
partition_is);
} else {
ghost_preimage_ip = runtime->create_partition_by_image_range(ctx, all_cells_to_cells_lr.get_index_space(),
runtime->get_logical_partition(all_cells_lr, ghost_ip),
all_cells_lr,
FID_CELL_CELL_NRANGE,
partition_is);
ghost_preimage_preimage_nrange_ip = runtime->create_partition_by_image(ctx, all_cells_lr.get_index_space(),
runtime->get_logical_partition(all_cells_to_cells_lr, ghost_preimage_ip),
all_cells_to_cells_lr,
FID_CELL_TO_CELL_PTR,
partition_is);
}
IndexPartition shared_ip = runtime->create_partition_by_intersection(ctx, all_cells_lr.get_index_space(),
ghost_preimage_preimage_nrange_ip, owned_ip, partition_is);
runtime->attach_name(shared_ip, "shared_ip");
IndexPartition private_ip = runtime->create_partition_by_difference(ctx, all_cells_lr.get_index_space(),
owned_ip, shared_ip, partition_is);
runtime->attach_name(private_ip, "private_ip");
IndexPartition owned_vertices_ip = runtime->create_partition_by_field(ctx, all_vertices_lr,
all_vertices_lr,
FID_VERTEX_PARTITION_COLOR,
partition_is);
runtime->attach_name(owned_vertices_ip, "owned_vertices_ip");
IndexPartition ghost_c2v_image_nrange_ip = runtime->create_partition_by_image_range(ctx, all_cells_to_vertices_lr.get_index_space(),
runtime->get_logical_partition(all_cells_lr, ghost_ip),
all_cells_lr,
FID_CELL_VERTEX_NRANGE,
partition_is);
IndexPartition ghost_cells_vertices_ip = runtime->create_partition_by_image(ctx, all_vertices_lr.get_index_space(),
runtime->get_logical_partition(all_cells_to_vertices_lr, ghost_c2v_image_nrange_ip),
all_cells_to_vertices_lr,
FID_CELL_TO_VERTEX_PTR,
partition_is);
IndexPartition ghost_vertices_ip = runtime->create_partition_by_difference(ctx, all_vertices_lr.get_index_space(),
ghost_cells_vertices_ip, owned_vertices_ip, partition_is);
runtime->attach_name(ghost_vertices_ip, "ghost_vertices_ip");
IndexPartition shared_c2v_image_nrange_ip = runtime->create_partition_by_image_range(ctx, all_cells_to_vertices_lr.get_index_space(),
runtime->get_logical_partition(all_cells_lr, shared_ip),
all_cells_lr,
FID_CELL_VERTEX_NRANGE,
partition_is);
IndexPartition shared_cells_vertices_ip = runtime->create_partition_by_image(ctx, all_vertices_lr.get_index_space(),
runtime->get_logical_partition(all_cells_to_vertices_lr, shared_c2v_image_nrange_ip),
all_cells_to_vertices_lr,
FID_CELL_TO_VERTEX_PTR,
partition_is);
IndexPartition shared_vertices_ip = runtime->create_partition_by_intersection(ctx, all_vertices_lr.get_index_space(),
shared_cells_vertices_ip, owned_vertices_ip, partition_is);
runtime->attach_name(shared_vertices_ip, "shared_vertices_ip");
//runtime->issue_execution_fence(ctx);
//Future f_end_1 = runtime->get_current_time_in_microseconds(ctx);
//double ts_end_1 = f_end_1.get_result<long long>();
//double sim_time_1 = 1e-6 * (ts_end_1 - ts_start);
//printf("ELAPSED TIME = %7.3f s\n", sim_time_1);
// get lp
LogicalPartition owned_lp = runtime->get_logical_partition(ctx, all_cells_lr, owned_ip);
runtime->attach_name(owned_lp, "owned_lp");
LogicalPartition reachable_lp = runtime->get_logical_partition(ctx, all_cells_lr, reachable_ip);
runtime->attach_name(reachable_lp, "reachable_lp");
LogicalPartition ghost_lp = runtime->get_logical_partition(ctx, all_cells_lr, ghost_ip);
runtime->attach_name(ghost_lp, "ghost_lp");
LogicalPartition shared_lp = runtime->get_logical_partition(ctx, all_cells_lr, shared_ip);
runtime->attach_name(shared_lp, "shared_lp");
LogicalPartition private_lp = runtime->get_logical_partition(ctx, all_cells_lr, private_ip);
runtime->attach_name(private_lp, "private_lp");
LogicalPartition owned_vertices_lp = runtime->get_logical_partition(ctx, all_vertices_lr, owned_vertices_ip);
runtime->attach_name(owned_vertices_lp, "owned_vertices_lp");
LogicalPartition ghost_vertices_lp = runtime->get_logical_partition(ctx, all_vertices_lr, ghost_vertices_ip);
runtime->attach_name(ghost_vertices_lp, "ghost_vertices_lp");
LogicalPartition shared_vertices_lp = runtime->get_logical_partition(ctx, all_vertices_lr, shared_vertices_ip);
runtime->attach_name(shared_vertices_lp, "shared_vertices_lp");
runtime->issue_execution_fence(ctx);
//Future f_end = runtime->get_current_time_in_microseconds(ctx);
double ts_end = get_cur_time();
double sim_time = (ts_end - ts_start_dp);
printf("ELAPSED TIME = %7.3f s\n", sim_time);
// verify task
if (have_task) {
ArgumentMap arg_map;
IndexLauncher test_launcher(TEST_TASK_ID, partition_is, TaskArgument(NULL, 0), arg_map);
test_launcher.add_region_requirement(
RegionRequirement(owned_lp, 0/*projection ID*/,
READ_ONLY, EXCLUSIVE, all_cells_lr));
test_launcher.region_requirements[0].add_field(FID_CELL_ID);
test_launcher.region_requirements[0].add_field(FID_CELL_PARTITION_COLOR);
test_launcher.add_region_requirement(
RegionRequirement(reachable_lp, 0/*projection ID*/,
READ_ONLY, EXCLUSIVE, all_cells_lr));
test_launcher.region_requirements[1].add_field(FID_CELL_ID);
test_launcher.add_region_requirement(
RegionRequirement(ghost_lp, 0/*projection ID*/,
READ_ONLY, EXCLUSIVE, all_cells_lr));
test_launcher.region_requirements[2].add_field(FID_CELL_ID);
test_launcher.add_region_requirement(
RegionRequirement(shared_lp, 0/*projection ID*/,
READ_ONLY, EXCLUSIVE, all_cells_lr));
test_launcher.region_requirements[3].add_field(FID_CELL_ID);
test_launcher.add_region_requirement(
RegionRequirement(private_lp, 0/*projection ID*/,
READ_ONLY, EXCLUSIVE, all_cells_lr));
test_launcher.region_requirements[4].add_field(FID_CELL_ID);
test_launcher.add_region_requirement(
RegionRequirement(owned_vertices_lp, 0/*projection ID*/,
READ_ONLY, EXCLUSIVE, all_vertices_lr));
test_launcher.region_requirements[5].add_field(FID_VERTEX_ID);
test_launcher.region_requirements[5].add_field(FID_VERTEX_PARTITION_COLOR);
test_launcher.add_region_requirement(
RegionRequirement(ghost_vertices_lp, 0/*projection ID*/,
READ_ONLY, EXCLUSIVE, all_vertices_lr));
test_launcher.region_requirements[6].add_field(FID_VERTEX_ID);
test_launcher.add_region_requirement(
RegionRequirement(shared_vertices_lp, 0/*projection ID*/,
READ_ONLY, EXCLUSIVE, all_vertices_lr));
test_launcher.region_requirements[7].add_field(FID_VERTEX_ID);
FutureMap fm = runtime->execute_index_space(ctx, test_launcher);
fm.wait_all_results();
runtime->issue_execution_fence(ctx);
double ts_end_task = get_cur_time();
double sim_time = (ts_end_task - ts_start_dp);
printf("ELAPSED TIME = %7.3f s\n", sim_time);
}
// LogicalPartition reachable_nrange_lp = runtime->get_logical_partition(ctx, all_cells_to_cells_lr, reachable_nrange_ip);
// IndexLauncher test_range_launcher(TEST_RANGE_TASK_ID, partition_is, TaskArgument(NULL, 0), arg_map);
// test_range_launcher.add_region_requirement(
// RegionRequirement(reachable_nrange_lp, 0/*projection ID*/,
// READ_ONLY, EXCLUSIVE, all_cells_to_cells_lr));
// test_range_launcher.region_requirements[0].add_field(FID_CELL_NEIGHBOR_ID);
// runtime->execute_index_space(ctx, test_range_launcher);
runtime->destroy_logical_region(ctx, all_cells_lr);
runtime->destroy_logical_region(ctx, all_vertices_lr);
runtime->destroy_field_space(ctx, cells_field_space);
runtime->destroy_field_space(ctx, vertices_field_space);
runtime->destroy_index_space(ctx, cells_index_space);
runtime->destroy_index_space(ctx, vertices_index_space);
}
void test_task(const Task *task,
const std::vector<PhysicalRegion> ®ions,
Context ctx, Runtime *runtime)
{
assert(regions.size() == 8);
assert(task->regions.size() == 8);
#if defined (OUTPUT_DP)
const int point = task->index_point.point_data[0];
char hostname[1024];
hostname[1023] = '\0';
gethostname(hostname, 1023);
printf("-----------Running DP test for point %d, host %s -----------\n", point, hostname);
// owned
const AccessorROint cells_id_acc(regions[0], FID_CELL_ID);
const AccessorROpoint cells_color_acc(regions[0], FID_CELL_PARTITION_COLOR);
printf("Owned at point %d...\n", point);
Domain domain_owned = runtime->get_index_space_domain(ctx,
task->regions[0].region.get_index_space());
for (PointInDomainIterator<1> pir(domain_owned); pir(); pir++)
printf("owned Partition %d, cell id %d, partition color %lld\n", point, cells_id_acc[*pir], cells_color_acc[*pir].x);
//reachable
printf("Reachable at point %d...\n", point);
const AccessorROint cells_id_reachable_acc(regions[1], FID_CELL_ID);
Domain domain_reachable = runtime->get_index_space_domain(ctx,
task->regions[1].region.get_index_space());
for (PointInDomainIterator<1> pir(domain_reachable); pir(); pir++)
printf("reachable Partition %d, cell id %d\n", point, cells_id_reachable_acc[*pir]);
printf("Ghost at point %d...\n", point);
const AccessorROint cells_id_ghost_acc(regions[2], FID_CELL_ID);
Domain domain_ghost = runtime->get_index_space_domain(ctx,
task->regions[2].region.get_index_space());
for (PointInDomainIterator<1> pir(domain_ghost); pir(); pir++)
printf("ghost Partition %d, cell id %d\n", point, cells_id_ghost_acc[*pir]);
printf("Shared at point %d...\n", point);
const AccessorROint cells_id_shared_acc(regions[3], FID_CELL_ID);
Domain domain_shared = runtime->get_index_space_domain(ctx,
task->regions[3].region.get_index_space());
for (PointInDomainIterator<1> pir(domain_shared); pir(); pir++)
printf("shared Partition %d, cell id %d\n", point, cells_id_shared_acc[*pir]);
printf("Private at point %d...\n", point);
const AccessorROint cells_id_private_acc(regions[4], FID_CELL_ID);
Domain domain_private = runtime->get_index_space_domain(ctx,
task->regions[4].region.get_index_space());
for (PointInDomainIterator<1> pir(domain_private); pir(); pir++)
printf("private Partition %d, cell id %d\n", point, cells_id_private_acc[*pir]);
printf("Owned vertices at point %d...\n", point);
const AccessorROint vertices_id_owned_acc(regions[5], FID_VERTEX_ID);
Domain domain_owned_vertices = runtime->get_index_space_domain(ctx,
task->regions[5].region.get_index_space());
for (PointInDomainIterator<1> pir(domain_owned_vertices); pir(); pir++)
printf("Owned vertices Partition %d, vertex id %d\n", point, vertices_id_owned_acc[*pir]);
printf("Ghost vertices at point %d...\n", point);
const AccessorROint vertices_id_ghost_acc(regions[6], FID_VERTEX_ID);
Domain domain_ghost_vertices = runtime->get_index_space_domain(ctx,
task->regions[6].region.get_index_space());
for (PointInDomainIterator<1> pir(domain_ghost_vertices); pir(); pir++)
printf("Ghost vertices Partition %d, vertex id %d\n", point, vertices_id_ghost_acc[*pir]);
printf("Shared vertices at point %d...\n", point);
const AccessorROint vertices_id_shared_acc(regions[7], FID_VERTEX_ID);
Domain domain_shared_vertices = runtime->get_index_space_domain(ctx,
task->regions[7].region.get_index_space());
for (PointInDomainIterator<1> pir(domain_shared_vertices); pir(); pir++)
printf("Shared vertices Partition %d, vertex id %d\n", point, vertices_id_shared_acc[*pir]);
#endif
}
void test_range_task(const Task *task,
const std::vector<PhysicalRegion> ®ions,
Context ctx, Runtime *runtime)
{
const int point = task->index_point.point_data[0];
// owned
const AccessorROint cells_id_acc(regions[0], FID_CELL_TO_CELL_ID);
printf("Running DP test for point %d...\n", point);
Domain domain_owned = runtime->get_index_space_domain(ctx,
task->regions[0].region.get_index_space());
for (PointInDomainIterator<1> pir(domain_owned); pir(); pir++)
printf("Partition %d, cell id %d\n", point, cells_id_acc[*pir]);
}
int main(int argc, char **argv)
{
Runtime::set_top_level_task_id(TOP_LEVEL_TASK_ID);
{
TaskVariantRegistrar registrar(TOP_LEVEL_TASK_ID, "top_level");
registrar.add_constraint(ProcessorConstraint(Processor::LOC_PROC));
Runtime::preregister_task_variant<top_level_task>(registrar, "top_level");
}
{
TaskVariantRegistrar registrar(TEST_TASK_ID, "test");
registrar.add_constraint(ProcessorConstraint(Processor::LOC_PROC));
registrar.set_leaf();
Runtime::preregister_task_variant<test_task>(registrar, "test");
}
{
TaskVariantRegistrar registrar(TEST_RANGE_TASK_ID, "test_range");
registrar.add_constraint(ProcessorConstraint(Processor::LOC_PROC));
registrar.set_leaf();
Runtime::preregister_task_variant<test_range_task>(registrar, "test_range");
}
int rtval = Runtime::start(argc, argv);
if (root) {
double ts_end = get_cur_time();
double sim_time = (ts_end - ts_start_dp);
printf("TOTAL ELAPSED TIME = %7.3f s\n", sim_time);
}
return rtval;
}