replace 0 with macro part 6

examples/audio/starpu_audio_processing.c

@@ -413,7 +413,7 @@ int main(int argc, char **argv)
 
 	starpu_cublas_init();
 
-	starpu_vector_data_register(&A_handle, 0, (uintptr_t)A, niter*nsamples, sizeof(float));
+	starpu_vector_data_register(&A_handle, STARPU_MAIN_RAM, (uintptr_t)A, niter*nsamples, sizeof(float));
 
 	struct starpu_data_filter f =
 	{
@@ -458,7 +458,7 @@ int main(int argc, char **argv)
 		fprintf(stderr, "Writing output data\n");
 
 	/* make sure that the output is in RAM before quitting StarPU */
-	starpu_data_unpartition(A_handle, 0);
+	starpu_data_unpartition(A_handle, STARPU_MAIN_RAM);
 	starpu_data_unregister(A_handle);
 
 	starpu_cublas_shutdown();

examples/axpy/axpy.c

@@ -152,8 +152,8 @@ int main(int argc, char **argv)
 	FPRINTF(stderr, "BEFORE y[0] = %2.2f\n", _vec_y[0]);
 
 	/* Declare the data to StarPU */
-	starpu_vector_data_register(&_handle_x, 0, (uintptr_t)_vec_x, N, sizeof(TYPE));
+	starpu_vector_data_register(&_handle_x, STARPU_MAIN_RAM, (uintptr_t)_vec_x, N, sizeof(TYPE));
-	starpu_vector_data_register(&_handle_y, 0, (uintptr_t)_vec_y, N, sizeof(TYPE));
+	starpu_vector_data_register(&_handle_y, STARPU_MAIN_RAM, (uintptr_t)_vec_y, N, sizeof(TYPE));
 
 	/* Divide the vector into blocks */
 	struct starpu_data_filter block_filter =
@@ -194,8 +194,8 @@ int main(int argc, char **argv)
 	starpu_task_wait_for_all();
 
 enodev:
-	starpu_data_unpartition(_handle_x, 0);
+	starpu_data_unpartition(_handle_x, STARPU_MAIN_RAM);
-	starpu_data_unpartition(_handle_y, 0);
+	starpu_data_unpartition(_handle_y, STARPU_MAIN_RAM);
 	starpu_data_unregister(_handle_x);
 	starpu_data_unregister(_handle_y);
 

examples/basic_examples/block.c

@@ -37,7 +37,7 @@ int execute_on(uint32_t where, device_func func, float *block, int pnx, int pny,
 	starpu_data_handle_t block_handle;
         int i;
 
-	starpu_block_data_register(&block_handle, 0, (uintptr_t)block, pnx, pnx*pny, pnx, pny, pnz, sizeof(float));
+	starpu_block_data_register(&block_handle, STARPU_MAIN_RAM, (uintptr_t)block, pnx, pnx*pny, pnx, pny, pnz, sizeof(float));
 
 	starpu_codelet_init(&cl);
 	cl.where = where;

examples/basic_examples/dynamic_handles.c

@@ -83,7 +83,7 @@ int main(int argc, char **argv)
 	for(i=0 ; i<dummy_big_cl.nbuffers ; i++)
 	     dummy_big_cl.dyn_modes[i] = STARPU_RW;
 
-	starpu_variable_data_register(&handle, 0, (uintptr_t)&val, sizeof(int));
+	starpu_variable_data_register(&handle, STARPU_MAIN_RAM, (uintptr_t)&val, sizeof(int));
 
 	task = starpu_task_create();
 	task->synchronous = 1;

examples/basic_examples/mult.c

@@ -174,11 +174,11 @@ static void partition_mult_data(void)
 	 * node in which resides the matrix: 0 means that the 3rd argument is
 	 * an adress in main memory.
 	 */
-	starpu_matrix_data_register(&A_handle, 0, (uintptr_t)A, 
+	starpu_matrix_data_register(&A_handle, STARPU_MAIN_RAM, (uintptr_t)A, 
 		ydim, ydim, zdim, sizeof(float));
-	starpu_matrix_data_register(&B_handle, 0, (uintptr_t)B, 
+	starpu_matrix_data_register(&B_handle, STARPU_MAIN_RAM, (uintptr_t)B, 
 		zdim, zdim, xdim, sizeof(float));
-	starpu_matrix_data_register(&C_handle, 0, (uintptr_t)C, 
+	starpu_matrix_data_register(&C_handle, STARPU_MAIN_RAM, (uintptr_t)C, 
 		ydim, ydim, xdim, sizeof(float));
 
 	/* A filter is a method to partition a data into disjoint chunks, it is
@@ -365,9 +365,9 @@ int main(STARPU_ATTRIBUTE_UNUSED int argc,
 	 * starpu_data_map_filters is called again on C_handle.
 	 * The second argument is the memory node where the different subsets
 	 * should be reassembled, 0 = main memory (RAM) */
-	starpu_data_unpartition(A_handle, 0);
+	starpu_data_unpartition(A_handle, STARPU_MAIN_RAM);
-	starpu_data_unpartition(B_handle, 0);
+	starpu_data_unpartition(B_handle, STARPU_MAIN_RAM);
-	starpu_data_unpartition(C_handle, 0);
+	starpu_data_unpartition(C_handle, STARPU_MAIN_RAM);
 
 	/* stop monitoring matrix C : after this, it is not possible to pass C 
 	 * (or any subset of C) as a codelet input/output. This also implements

examples/basic_examples/multiformat.c

@@ -126,7 +126,7 @@ static void
 register_data(void)
 {
 	starpu_multiformat_data_register(&array_of_structs_handle,
-					 0,
+					 STARPU_MAIN_RAM,
 					 &array_of_structs,
 					 N_ELEMENTS,
 					 &format_ops);

examples/basic_examples/variable.c

@@ -50,7 +50,7 @@ int main(int argc, char **argv)
         if (argc == 2) niter = atoi(argv[1]);
         foo = 0.0f;
 
-	starpu_variable_data_register(&float_array_handle, 0 /* home node */,
+	starpu_variable_data_register(&float_array_handle, STARPU_MAIN_RAM /* home node */,
                                       (uintptr_t)&foo, sizeof(float));
 
 #ifdef STARPU_USE_OPENCL

examples/basic_examples/vector_scal.c

@@ -148,7 +148,7 @@ int main(int argc, char **argv)
 	 *  - the fifth argument is the size of each element.
 	 */
 	starpu_data_handle_t vector_handle;
-	starpu_vector_data_register(&vector_handle, 0, (uintptr_t)vector, NX, sizeof(vector[0]));
+	starpu_vector_data_register(&vector_handle, STARPU_MAIN_RAM, (uintptr_t)vector, NX, sizeof(vector[0]));
 
 	float factor = 3.14;
 

examples/binary/binary.c

@@ -42,7 +42,7 @@ int compute(char *file_name, int load_as_file)
 	int ret = 0;
 	unsigned niter = 500;
 
-	starpu_vector_data_register(&float_array_handle, 0, (uintptr_t)&float_array, 4, sizeof(float));
+	starpu_vector_data_register(&float_array_handle, STARPU_MAIN_RAM, (uintptr_t)&float_array, 4, sizeof(float));
 
 #ifdef STARPU_USE_OPENCL
 	if (load_as_file)

examples/callback/callback.c

@@ -59,7 +59,7 @@ int main(int argc, char **argv)
 		return 77;
 	STARPU_CHECK_RETURN_VALUE(ret, "starpu_init");
 
-	starpu_variable_data_register(&handle, 0, (uintptr_t)&v, sizeof(int));
+	starpu_variable_data_register(&handle, STARPU_MAIN_RAM, (uintptr_t)&v, sizeof(int));
 
 	struct starpu_task *task = starpu_task_create();
 	task->cl = &cl;

examples/cg/cg.c

@@ -137,16 +137,16 @@ static void free_data(void)
 
 static void register_data(void)
 {
-	starpu_matrix_data_register(&A_handle, 0, (uintptr_t)A, n, n, n, sizeof(TYPE));
+	starpu_matrix_data_register(&A_handle, STARPU_MAIN_RAM, (uintptr_t)A, n, n, n, sizeof(TYPE));
-	starpu_vector_data_register(&b_handle, 0, (uintptr_t)b, n, sizeof(TYPE));
+	starpu_vector_data_register(&b_handle, STARPU_MAIN_RAM, (uintptr_t)b, n, sizeof(TYPE));
-	starpu_vector_data_register(&x_handle, 0, (uintptr_t)x, n, sizeof(TYPE));
+	starpu_vector_data_register(&x_handle, STARPU_MAIN_RAM, (uintptr_t)x, n, sizeof(TYPE));
 
-	starpu_vector_data_register(&r_handle, 0, (uintptr_t)r, n, sizeof(TYPE));
+	starpu_vector_data_register(&r_handle, STARPU_MAIN_RAM, (uintptr_t)r, n, sizeof(TYPE));
-	starpu_vector_data_register(&d_handle, 0, (uintptr_t)d, n, sizeof(TYPE));
+	starpu_vector_data_register(&d_handle, STARPU_MAIN_RAM, (uintptr_t)d, n, sizeof(TYPE));
-	starpu_vector_data_register(&q_handle, 0, (uintptr_t)q, n, sizeof(TYPE));
+	starpu_vector_data_register(&q_handle, STARPU_MAIN_RAM, (uintptr_t)q, n, sizeof(TYPE));
 
-	starpu_variable_data_register(&dtq_handle, 0, (uintptr_t)&dtq, sizeof(TYPE));
+	starpu_variable_data_register(&dtq_handle, STARPU_MAIN_RAM, (uintptr_t)&dtq, sizeof(TYPE));
-	starpu_variable_data_register(&rtr_handle, 0, (uintptr_t)&rtr, sizeof(TYPE));
+	starpu_variable_data_register(&rtr_handle, STARPU_MAIN_RAM, (uintptr_t)&rtr, sizeof(TYPE));
 
 	if (use_reduction)
 	{
@@ -160,13 +160,13 @@ static void register_data(void)
 
 static void unregister_data(void)
 {
-	starpu_data_unpartition(A_handle, 0);
+	starpu_data_unpartition(A_handle, STARPU_MAIN_RAM);
-	starpu_data_unpartition(b_handle, 0);
+	starpu_data_unpartition(b_handle, STARPU_MAIN_RAM);
-	starpu_data_unpartition(x_handle, 0);
+	starpu_data_unpartition(x_handle, STARPU_MAIN_RAM);
 
-	starpu_data_unpartition(r_handle, 0);
+	starpu_data_unpartition(r_handle, STARPU_MAIN_RAM);
-	starpu_data_unpartition(d_handle, 0);
+	starpu_data_unpartition(d_handle, STARPU_MAIN_RAM);
-	starpu_data_unpartition(q_handle, 0);
+	starpu_data_unpartition(q_handle, STARPU_MAIN_RAM);
 
 	starpu_data_unregister(A_handle);
 	starpu_data_unregister(b_handle);

examples/cholesky/cholesky_grain_tag.c

@@ -189,7 +189,7 @@ static int cholesky_grain_rec(float *matA, unsigned size, unsigned ld, unsigned
 
 	/* monitor and partition the A matrix into blocks :
 	 * one block is now determined by 2 unsigned (i,j) */
-	starpu_matrix_data_register(&dataA, 0, (uintptr_t)matA, ld, size, size, sizeof(float));
+	starpu_matrix_data_register(&dataA, STARPU_MAIN_RAM, (uintptr_t)matA, ld, size, size, sizeof(float));
 
 	starpu_data_set_sequential_consistency_flag(dataA, 0);
 
@@ -250,7 +250,7 @@ static int cholesky_grain_rec(float *matA, unsigned size, unsigned ld, unsigned
 	{
 		/* stall the application until the end of computations */
 		starpu_tag_wait(TAG11_AUX(nblocks-1, reclevel));
-		starpu_data_unpartition(dataA, 0);
+		starpu_data_unpartition(dataA, STARPU_MAIN_RAM);
 		starpu_data_unregister(dataA);
 		return 0;
 	}
@@ -274,7 +274,7 @@ static int cholesky_grain_rec(float *matA, unsigned size, unsigned ld, unsigned
 
 		free(tag_array);
 
-		starpu_data_unpartition(dataA, 0);
+		starpu_data_unpartition(dataA, STARPU_MAIN_RAM);
 		starpu_data_unregister(dataA);
 
 		float *newmatA = &matA[nbigblocks*(size/nblocks)*(ld+1)];

examples/cholesky/cholesky_implicit.c

@@ -183,7 +183,7 @@ static int cholesky(float *matA, unsigned size, unsigned ld, unsigned nblocks)
 
 	/* monitor and partition the A matrix into blocks :
 	 * one block is now determined by 2 unsigned (i,j) */
-	starpu_matrix_data_register(&dataA, 0, (uintptr_t)matA, ld, size, size, sizeof(float));
+	starpu_matrix_data_register(&dataA, STARPU_MAIN_RAM, (uintptr_t)matA, ld, size, size, sizeof(float));
 
 	struct starpu_data_filter f =
 	{
@@ -201,7 +201,7 @@ static int cholesky(float *matA, unsigned size, unsigned ld, unsigned nblocks)
 
 	int ret = _cholesky(dataA, nblocks);
 
-	starpu_data_unpartition(dataA, 0);
+	starpu_data_unpartition(dataA, STARPU_MAIN_RAM);
 	starpu_data_unregister(dataA);
 
 	return ret;

examples/cholesky/cholesky_tag.c

@@ -279,7 +279,7 @@ static void cholesky(float *matA, unsigned size, unsigned ld, unsigned nblocks)
 
 	/* monitor and partition the A matrix into blocks :
 	 * one block is now determined by 2 unsigned (i,j) */
-	starpu_matrix_data_register(&dataA, 0, (uintptr_t)matA, ld, size, size, sizeof(float));
+	starpu_matrix_data_register(&dataA, STARPU_MAIN_RAM, (uintptr_t)matA, ld, size, size, sizeof(float));
 
 	starpu_data_set_sequential_consistency_flag(dataA, 0);
 

examples/cholesky/cholesky_tile_tag.c

@@ -301,7 +301,7 @@ int main(int argc, char **argv)
 	{
 		if (x <= y)
 		{
-			starpu_matrix_data_register(&A_state[y][x], 0, (uintptr_t)A[y][x], 
+			starpu_matrix_data_register(&A_state[y][x], STARPU_MAIN_RAM, (uintptr_t)A[y][x], 
 				BLOCKSIZE, BLOCKSIZE, BLOCKSIZE, sizeof(float));
 		}
 	}

examples/filters/custom_mf/custom_interface.c

@@ -230,7 +230,7 @@ static size_t custom_interface_get_size(starpu_data_handle_t handle)
 	struct custom_data_interface *data_interface;
 
 	data_interface = (struct custom_data_interface *)
-				starpu_data_get_interface_on_node(handle, 0);
+				starpu_data_get_interface_on_node(handle, STARPU_MAIN_RAM);
 	size = data_interface->nx * data_interface->ops->cpu_elemsize;
 	return size;
 }
@@ -243,7 +243,7 @@ static uint32_t footprint_custom_interface_crc32(starpu_data_handle_t handle)
 static void display_custom_interface(starpu_data_handle_t handle, FILE *f)
 {
 	struct custom_data_interface *ci = (struct custom_data_interface *)
-		starpu_data_get_interface_on_node(handle, 0);
+		starpu_data_get_interface_on_node(handle, STARPU_MAIN_RAM);
 	fprintf(f, "Custom interface of size %d", ci->nx);
 }
 
@@ -252,7 +252,7 @@ custom_get_nx(starpu_data_handle_t handle)
 {
 	struct custom_data_interface *data_interface;
 	data_interface = (struct custom_data_interface *)
-				starpu_data_get_interface_on_node(handle, 0);
+				starpu_data_get_interface_on_node(handle, STARPU_MAIN_RAM);
 	return data_interface->nx;
 }
 

examples/filters/custom_mf/custom_mf_filter.c

@@ -110,7 +110,7 @@ register_and_partition_data(void)
 		_array_of_structs[i].x = i+1.0;
 		_array_of_structs[i].y = 42.0;
 	}
-	custom_data_register(&_handle, 0, &_array_of_structs, N, &format_ops);
+	custom_data_register(&_handle, STARPU_MAIN_RAM, &_array_of_structs, N, &format_ops);
 
 	struct starpu_data_filter f =
 	{
@@ -125,7 +125,7 @@ register_and_partition_data(void)
 static void
 unpartition_and_unregister_data(void)
 {
-	starpu_data_unpartition(_handle, 0);
+	starpu_data_unpartition(_handle, STARPU_MAIN_RAM);
 	starpu_data_unregister(_handle);
 }
 

examples/filters/fblock.c

@@ -115,7 +115,7 @@ int main(int argc, char **argv)
 #endif
 
         /* Declare data to StarPU */
-        starpu_block_data_register(&handle, 0, (uintptr_t)block, NX, NX*NY, NX, NY, NZ, sizeof(int));
+        starpu_block_data_register(&handle, STARPU_MAIN_RAM, (uintptr_t)block, NX, NX*NY, NX, NY, NZ, sizeof(int));
         FPRINTF(stderr, "IN  Block\n");
         print_data(handle);
 
@@ -159,7 +159,7 @@ int main(int argc, char **argv)
         }
 
         /* Unpartition the data, unregister it from StarPU and shutdown */
-        starpu_data_unpartition(handle, 0);
+        starpu_data_unpartition(handle, STARPU_MAIN_RAM);
         print_data(handle);
         starpu_data_unregister(handle);
 

examples/filters/fmatrix.c

@@ -75,7 +75,7 @@ int main(int argc, char **argv)
 	STARPU_CHECK_RETURN_VALUE(ret, "starpu_init");
 
 	/* Declare data to StarPU */
-	starpu_matrix_data_register(&handle, 0, (uintptr_t)matrix, NX, NX, NY, sizeof(matrix[0]));
+	starpu_matrix_data_register(&handle, STARPU_MAIN_RAM, (uintptr_t)matrix, NX, NX, NY, sizeof(matrix[0]));
 
         /* Partition the matrix in PARTS sub-matrices */
 	struct starpu_data_filter f =
@@ -102,7 +102,7 @@ int main(int argc, char **argv)
 	}
 
         /* Unpartition the data, unregister it from StarPU and shutdown */
-	starpu_data_unpartition(handle, 0);
+	starpu_data_unpartition(handle, STARPU_MAIN_RAM);
         starpu_data_unregister(handle);
 	starpu_shutdown();
 

examples/filters/fvector.c

@@ -63,7 +63,7 @@ int main(int argc, char **argv)
 	STARPU_CHECK_RETURN_VALUE(ret, "starpu_init");
 
 	/* Declare data to StarPU */
-	starpu_vector_data_register(&handle, 0, (uintptr_t)vector, NX, sizeof(vector[0]));
+	starpu_vector_data_register(&handle, STARPU_MAIN_RAM, (uintptr_t)vector, NX, sizeof(vector[0]));
 
         /* Partition the vector in PARTS sub-vectors */
 	struct starpu_data_filter f =
@@ -91,7 +91,7 @@ int main(int argc, char **argv)
 		STARPU_CHECK_RETURN_VALUE(ret, "starpu_task_submit");
 	}
 
-	starpu_data_unpartition(handle, 0);
+	starpu_data_unpartition(handle, STARPU_MAIN_RAM);
         starpu_data_unregister(handle);
 	starpu_shutdown();
 

examples/filters/shadow.c

@@ -121,10 +121,10 @@ int main(int argc, char **argv)
 	STARPU_CHECK_RETURN_VALUE(ret, "starpu_init");
 
 	/* Declare source vector to StarPU */
-	starpu_vector_data_register(&handle, 0, (uintptr_t)vector, NX + 2*SHADOW, sizeof(vector[0]));
+	starpu_vector_data_register(&handle, STARPU_MAIN_RAM, (uintptr_t)vector, NX + 2*SHADOW, sizeof(vector[0]));
 
 	/* Declare destination vector to StarPU */
-	starpu_vector_data_register(&handle2, 0, (uintptr_t)vector2, NX + PARTS*2*SHADOW, sizeof(vector[0]));
+	starpu_vector_data_register(&handle2, STARPU_MAIN_RAM, (uintptr_t)vector2, NX + PARTS*2*SHADOW, sizeof(vector[0]));
 
         /* Partition the source vector in PARTS sub-vectors with shadows */
 	/* NOTE: the resulting handles should only be used in read-only mode,
@@ -163,8 +163,8 @@ int main(int argc, char **argv)
 		STARPU_CHECK_RETURN_VALUE(ret, "starpu_task_submit");
 	}
 
-	starpu_data_unpartition(handle, 0);
+	starpu_data_unpartition(handle, STARPU_MAIN_RAM);
-	starpu_data_unpartition(handle2, 0);
+	starpu_data_unpartition(handle2, STARPU_MAIN_RAM);
         starpu_data_unregister(handle);
         starpu_data_unregister(handle2);
 	starpu_shutdown();

examples/filters/shadow2d.c

@@ -202,10 +202,10 @@ int main(int argc, char **argv)
 	STARPU_CHECK_RETURN_VALUE(ret, "starpu_init");
 
 	/* Declare source matrix to StarPU */
-	starpu_matrix_data_register(&handle, 0, (uintptr_t)matrix, NX + 2*SHADOWX, NX + 2*SHADOWX, NY + 2*SHADOWY, sizeof(matrix[0][0]));
+	starpu_matrix_data_register(&handle, STARPU_MAIN_RAM, (uintptr_t)matrix, NX + 2*SHADOWX, NX + 2*SHADOWX, NY + 2*SHADOWY, sizeof(matrix[0][0]));
 
 	/* Declare destination matrix to StarPU */
-	starpu_matrix_data_register(&handle2, 0, (uintptr_t)matrix2, NX + PARTSX*2*SHADOWX, NX + PARTSX*2*SHADOWX, NY + PARTSY*2*SHADOWY, sizeof(matrix2[0][0]));
+	starpu_matrix_data_register(&handle2, STARPU_MAIN_RAM, (uintptr_t)matrix2, NX + PARTSX*2*SHADOWX, NX + PARTSX*2*SHADOWX, NY + PARTSY*2*SHADOWY, sizeof(matrix2[0][0]));
 
         /* Partition the source matrix in PARTSY*PARTSX sub-matrices with shadows */
 	/* NOTE: the resulting handles should only be used in read-only mode,
@@ -258,8 +258,8 @@ int main(int argc, char **argv)
 		}
 	}
 
-	starpu_data_unpartition(handle, 0);
+	starpu_data_unpartition(handle, STARPU_MAIN_RAM);
-	starpu_data_unpartition(handle2, 0);
+	starpu_data_unpartition(handle2, STARPU_MAIN_RAM);
         starpu_data_unregister(handle);
         starpu_data_unregister(handle2);
 	starpu_shutdown();

examples/filters/shadow3d.c

@@ -214,13 +214,13 @@ int main(int argc, char **argv)
 	STARPU_CHECK_RETURN_VALUE(ret, "starpu_init");
 
 	/* Declare source matrix to StarPU */
-	starpu_block_data_register(&handle, 0, (uintptr_t)matrix,
+	starpu_block_data_register(&handle, STARPU_MAIN_RAM, (uintptr_t)matrix,
 			NX + 2*SHADOWX, (NX + 2*SHADOWX) * (NY + 2*SHADOWY),
 			NX + 2*SHADOWX, NY + 2*SHADOWY, NZ + 2*SHADOWZ,
 			sizeof(matrix[0][0][0]));
 
 	/* Declare destination matrix to StarPU */
-	starpu_block_data_register(&handle2, 0, (uintptr_t)matrix2,
+	starpu_block_data_register(&handle2, STARPU_MAIN_RAM, (uintptr_t)matrix2,
 			NX + PARTSX*2*SHADOWX, (NX + PARTSX*2*SHADOWX) * (NY + PARTSY*2*SHADOWY),
 			NX + PARTSX*2*SHADOWX, NY + PARTSY*2*SHADOWY, NZ + PARTSZ*2*SHADOWZ,
 			sizeof(matrix2[0][0][0]));
@@ -290,8 +290,8 @@ int main(int argc, char **argv)
 		}
 	}
 
-	starpu_data_unpartition(handle, 0);
+	starpu_data_unpartition(handle, STARPU_MAIN_RAM);
-	starpu_data_unpartition(handle2, 0);
+	starpu_data_unpartition(handle2, STARPU_MAIN_RAM);
         starpu_data_unregister(handle);
         starpu_data_unregister(handle2);
 	starpu_shutdown();

examples/heat/dw_factolu.c

@@ -750,7 +750,7 @@ void dw_factoLU(float *matA, unsigned size,
 
 	/* monitor and partition the A matrix into blocks :
 	 * one block is now determined by 2 unsigned (i,j) */
-	starpu_matrix_data_register(&dataA, 0, (uintptr_t)matA, ld, 
+	starpu_matrix_data_register(&dataA, STARPU_MAIN_RAM, (uintptr_t)matA, ld, 
 			size, size, sizeof(float));
 
 	struct starpu_data_filter f =
@@ -779,7 +779,7 @@ void dw_factoLU(float *matA, unsigned size,
 	}
 
 	/* gather all the data */
-	starpu_data_unpartition(dataA, 0);
+	starpu_data_unpartition(dataA, STARPU_MAIN_RAM);
 
 	starpu_data_unregister(dataA);
 

examples/heat/dw_factolu_grain.c

@@ -213,7 +213,7 @@ static void dw_factoLU_grain_inner(float *matA, unsigned size, unsigned inner_si
 	 * (re)partition data
 	 */
 	starpu_data_handle_t dataA;
-	starpu_matrix_data_register(&dataA, 0, (uintptr_t)matA, ld, size, size, sizeof(float));
+	starpu_matrix_data_register(&dataA, STARPU_MAIN_RAM, (uintptr_t)matA, ld, size, size, sizeof(float));
 
 	STARPU_ASSERT((size % blocksize) == 0);
 	STARPU_ASSERT((inner_size % blocksize) == 0);
@@ -288,7 +288,7 @@ static void dw_factoLU_grain_inner(float *matA, unsigned size, unsigned inner_si
 	{
 		/* we wait for the last task and we are done */
 		starpu_tag_wait(TAG11(nblocks-1, tag_prefix));
-		starpu_data_unpartition(dataA, 0);		
+		starpu_data_unpartition(dataA, STARPU_MAIN_RAM);		
 		return;
 	}
 	else
@@ -312,7 +312,7 @@ static void dw_factoLU_grain_inner(float *matA, unsigned size, unsigned inner_si
 
 		free(tag_array);
 
-		starpu_data_unpartition(dataA, 0);
+		starpu_data_unpartition(dataA, STARPU_MAIN_RAM);
 		starpu_data_unregister(dataA);
 
 		float *newmatA = &matA[inner_size*(ld+1)];

examples/heat/dw_sparse_cg.c

@@ -357,10 +357,10 @@ void conjugate_gradient(float *nzvalA, float *vecb, float *vecx, uint32_t nnz,
 	starpu_data_handle_t ds_vecr, ds_vecd, ds_vecq;
 
 	/* first the user-allocated data */
-	starpu_csr_data_register(&ds_matrixA, 0, nnz, nrow,
+	starpu_csr_data_register(&ds_matrixA, STARPU_MAIN_RAM, nnz, nrow,
 			(uintptr_t)nzvalA, colind, rowptr, 0, sizeof(float));
-	starpu_vector_data_register(&ds_vecx, 0, (uintptr_t)vecx, nrow, sizeof(float));
+	starpu_vector_data_register(&ds_vecx, STARPU_MAIN_RAM, (uintptr_t)vecx, nrow, sizeof(float));
-	starpu_vector_data_register(&ds_vecb, 0, (uintptr_t)vecb, nrow, sizeof(float));
+	starpu_vector_data_register(&ds_vecb, STARPU_MAIN_RAM, (uintptr_t)vecb, nrow, sizeof(float));
 
 	/* then allocate the algorithm intern data */
 	float *ptr_vecr, *ptr_vecd, *ptr_vecq;
@@ -380,9 +380,9 @@ void conjugate_gradient(float *nzvalA, float *vecb, float *vecx, uint32_t nnz,
 	FPRINTF(stdout, "nrow = %u \n", nrow);
 
 	/* and register them as well */
-	starpu_vector_data_register(&ds_vecr, 0, (uintptr_t)ptr_vecr, nrow, sizeof(float));
+	starpu_vector_data_register(&ds_vecr, STARPU_MAIN_RAM, (uintptr_t)ptr_vecr, nrow, sizeof(float));
-	starpu_vector_data_register(&ds_vecd, 0, (uintptr_t)ptr_vecd, nrow, sizeof(float));
+	starpu_vector_data_register(&ds_vecd, STARPU_MAIN_RAM, (uintptr_t)ptr_vecd, nrow, sizeof(float));
-	starpu_vector_data_register(&ds_vecq, 0, (uintptr_t)ptr_vecq, nrow, sizeof(float));
+	starpu_vector_data_register(&ds_vecq, STARPU_MAIN_RAM, (uintptr_t)ptr_vecq, nrow, sizeof(float));
 
 	/* we now have the complete problem */
 	struct cg_problem problem;

examples/incrementer/incrementer.c

@@ -55,7 +55,7 @@ int main(int argc, char **argv)
 	float float_array[4] STARPU_ATTRIBUTE_ALIGNED(16) = { 0.0f, 0.0f, 0.0f, 0.0f};
 
 	starpu_data_handle_t float_array_handle;
-	starpu_vector_data_register(&float_array_handle, 0 /* home node */,
+	starpu_vector_data_register(&float_array_handle, STARPU_MAIN_RAM /* home node */,
 			(uintptr_t)&float_array, 4, sizeof(float));
 
 #ifdef STARPU_USE_OPENCL

examples/interface/complex.c

@@ -92,8 +92,8 @@ int main(int argc, char **argv)
 						  &opencl_program, NULL);
 	STARPU_CHECK_RETURN_VALUE(ret, "starpu_opencl_load_opencl_from_file");
 #endif
-	starpu_complex_data_register(&handle1, 0, &real, &imaginary, 1);
+	starpu_complex_data_register(&handle1, STARPU_MAIN_RAM, &real, &imaginary, 1);
-	starpu_complex_data_register(&handle2, 0, &copy_real, &copy_imaginary, 1);
+	starpu_complex_data_register(&handle2, STARPU_MAIN_RAM, &copy_real, &copy_imaginary, 1);
 
 	ret = starpu_insert_task(&cl_display, STARPU_VALUE, "handle1", strlen("handle1"), STARPU_R, handle1, 0);
 	if (ret == -ENODEV) goto end;

examples/interface/complex_interface.c

@@ -21,7 +21,7 @@
 double *starpu_complex_get_real(starpu_data_handle_t handle)
 {
 	struct starpu_complex_interface *complex_interface =
-		(struct starpu_complex_interface *) starpu_data_get_interface_on_node(handle, 0);
+		(struct starpu_complex_interface *) starpu_data_get_interface_on_node(handle, STARPU_MAIN_RAM);
 
 	return complex_interface->real;
 }
@@ -29,7 +29,7 @@ double *starpu_complex_get_real(starpu_data_handle_t handle)
 double *starpu_complex_get_imaginary(starpu_data_handle_t handle)
 {
 	struct starpu_complex_interface *complex_interface =
-		(struct starpu_complex_interface *) starpu_data_get_interface_on_node(handle, 0);
+		(struct starpu_complex_interface *) starpu_data_get_interface_on_node(handle, STARPU_MAIN_RAM);
 
 	return complex_interface->imaginary;
 }
@@ -37,7 +37,7 @@ double *starpu_complex_get_imaginary(starpu_data_handle_t handle)
 int starpu_complex_get_nx(starpu_data_handle_t handle)
 {
 	struct starpu_complex_interface *complex_interface =
-		(struct starpu_complex_interface *) starpu_data_get_interface_on_node(handle, 0);
+		(struct starpu_complex_interface *) starpu_data_get_interface_on_node(handle, STARPU_MAIN_RAM);
 
 	return complex_interface->nx;
 }

examples/lu/xlu.c

@@ -249,7 +249,7 @@ int STARPU_LU(lu_decomposition)(TYPE *matA, unsigned size, unsigned ld, unsigned
 
 	/* monitor and partition the A matrix into blocks :
 	 * one block is now determined by 2 unsigned (i,j) */
-	starpu_matrix_data_register(&dataA, 0, (uintptr_t)matA, ld, size, size, sizeof(TYPE));
+	starpu_matrix_data_register(&dataA, STARPU_MAIN_RAM, (uintptr_t)matA, ld, size, size, sizeof(TYPE));
 
 	/* We already enforce deps by hand */
 	starpu_data_set_sequential_consistency_flag(dataA, 0);
@@ -271,7 +271,7 @@ int STARPU_LU(lu_decomposition)(TYPE *matA, unsigned size, unsigned ld, unsigned
 	int ret = dw_codelet_facto_v3(dataA, nblocks);
 
 	/* gather all the data */
-	starpu_data_unpartition(dataA, 0);
+	starpu_data_unpartition(dataA, STARPU_MAIN_RAM);
 	starpu_data_unregister(dataA);
 
 	return ret;

examples/lu/xlu_implicit.c

@@ -152,7 +152,7 @@ int STARPU_LU(lu_decomposition)(TYPE *matA, unsigned size, unsigned ld, unsigned
 
 	/* monitor and partition the A matrix into blocks :
 	 * one block is now determined by 2 unsigned (i,j) */
-	starpu_matrix_data_register(&dataA, 0, (uintptr_t)matA, ld, size, size, sizeof(TYPE));
+	starpu_matrix_data_register(&dataA, STARPU_MAIN_RAM, (uintptr_t)matA, ld, size, size, sizeof(TYPE));
 
 	struct starpu_data_filter f =
 	{
@@ -171,7 +171,7 @@ int STARPU_LU(lu_decomposition)(TYPE *matA, unsigned size, unsigned ld, unsigned
 	int ret = dw_codelet_facto_v3(dataA, nblocks);
 
 	/* gather all the data */
-	starpu_data_unpartition(dataA, 0);
+	starpu_data_unpartition(dataA, STARPU_MAIN_RAM);
 	starpu_data_unregister(dataA);
 	return ret;
 }

examples/lu/xlu_implicit_pivot.c

@@ -206,7 +206,7 @@ int STARPU_LU(lu_decomposition_pivot)(TYPE *matA, unsigned *ipiv, unsigned size,
 
 	/* monitor and partition the A matrix into blocks :
 	 * one block is now determined by 2 unsigned (i,j) */
-	starpu_matrix_data_register(&dataA, 0, (uintptr_t)matA, ld, size, size, sizeof(TYPE));
+	starpu_matrix_data_register(&dataA, STARPU_MAIN_RAM, (uintptr_t)matA, ld, size, size, sizeof(TYPE));
 
 	struct starpu_data_filter f =
 	{
@@ -246,7 +246,7 @@ int STARPU_LU(lu_decomposition_pivot)(TYPE *matA, unsigned *ipiv, unsigned size,
 	FPRINTF(stderr, "Synthetic GFlops : %2.2f\n", (flop/timing/1000.0f));
 
 	/* gather all the data */
-	starpu_data_unpartition(dataA, 0);
+	starpu_data_unpartition(dataA, STARPU_MAIN_RAM);
 	starpu_data_unregister(dataA);
 
 	free(piv_description);
@@ -270,7 +270,7 @@ int STARPU_LU(lu_decomposition_pivot_no_stride)(TYPE **matA, unsigned *ipiv, uns
 	for (bj = 0; bj < nblocks; bj++)
 	for (bi = 0; bi < nblocks; bi++)
 	{
-		starpu_matrix_data_register(&dataAp[bi+nblocks*bj], 0,
+		starpu_matrix_data_register(&dataAp[bi+nblocks*bj], STARPU_MAIN_RAM,
 			(uintptr_t)matA[bi+nblocks*bj], size/nblocks,
 			size/nblocks, size/nblocks, sizeof(TYPE));
 	}

examples/lu/xlu_pivot.c

@@ -338,7 +338,7 @@ int STARPU_LU(lu_decomposition_pivot)(TYPE *matA, unsigned *ipiv, unsigned size,
 
 	/* monitor and partition the A matrix into blocks :
 	 * one block is now determined by 2 unsigned (i,j) */
-	starpu_matrix_data_register(&dataA, 0, (uintptr_t)matA, ld, size, size, sizeof(TYPE));
+	starpu_matrix_data_register(&dataA, STARPU_MAIN_RAM, (uintptr_t)matA, ld, size, size, sizeof(TYPE));
 
 	/* We already enforce deps by hand */
 	starpu_data_set_sequential_consistency_flag(dataA, 0);
@@ -390,7 +390,7 @@ int STARPU_LU(lu_decomposition_pivot)(TYPE *matA, unsigned *ipiv, unsigned size,
 	FPRINTF(stderr, "Synthetic GFlops : %2.2f\n", (flop/timing/1000.0f));
 
 	/* gather all the data */
-	starpu_data_unpartition(dataA, 0);
+	starpu_data_unpartition(dataA, STARPU_MAIN_RAM);
 	free(piv_description);
 
 	return ret;
@@ -413,7 +413,7 @@ int STARPU_LU(lu_decomposition_pivot_no_stride)(TYPE **matA, unsigned *ipiv, uns
 	for (bj = 0; bj < nblocks; bj++)
 	for (bi = 0; bi < nblocks; bi++)
 	{
-		starpu_matrix_data_register(&dataAp[bi+nblocks*bj], 0,
+		starpu_matrix_data_register(&dataAp[bi+nblocks*bj], STARPU_MAIN_RAM,
 			(uintptr_t)matA[bi+nblocks*bj], size/nblocks,
 			size/nblocks, size/nblocks, sizeof(TYPE));
 

examples/mandelbrot/mandelbrot.c

@@ -501,7 +501,7 @@ int main(int argc, char **argv)
 	for (iby = 0; iby < nblocks; iby++)
 	{
 		unsigned *data = &buffer[iby*block_size*width];
-		starpu_vector_data_register(&block_handles[iby], 0,
+		starpu_vector_data_register(&block_handles[iby], STARPU_MAIN_RAM,
                         (uintptr_t)data, block_size*width, sizeof(unsigned));
 	}
 

examples/matvecmult/matvecmult.c

@@ -186,9 +186,9 @@ int main(int argc, char **argv)
         fillArray(mult, height);
         matVecMult(matrix, vector, width, height, correctResult);
 
-	starpu_matrix_data_register(&matrix_handle, 0, (uintptr_t)matrix, width, width, height, sizeof(float));
+	starpu_matrix_data_register(&matrix_handle, STARPU_MAIN_RAM, (uintptr_t)matrix, width, width, height, sizeof(float));
-	starpu_vector_data_register(&vector_handle, 0, (uintptr_t)vector, width, sizeof(float));
+	starpu_vector_data_register(&vector_handle, STARPU_MAIN_RAM, (uintptr_t)vector, width, sizeof(float));
-	starpu_vector_data_register(&mult_handle, 0, (uintptr_t)mult, height, sizeof(float));
+	starpu_vector_data_register(&mult_handle, STARPU_MAIN_RAM, (uintptr_t)mult, height, sizeof(float));
 
 #ifdef STARPU_USE_OPENCL
         ret = starpu_opencl_load_opencl_from_file("examples/matvecmult/matvecmult_kernel.cl", &opencl_code, NULL);

examples/mult/xgemm.c

@@ -110,11 +110,11 @@ static void init_problem_data(void)
 
 static void partition_mult_data(void)
 {
-	starpu_matrix_data_register(&A_handle, 0, (uintptr_t)A,
+	starpu_matrix_data_register(&A_handle, STARPU_MAIN_RAM, (uintptr_t)A,
 		ydim, ydim, zdim, sizeof(TYPE));
-	starpu_matrix_data_register(&B_handle, 0, (uintptr_t)B,
+	starpu_matrix_data_register(&B_handle, STARPU_MAIN_RAM, (uintptr_t)B,
 		zdim, zdim, xdim, sizeof(TYPE));
-	starpu_matrix_data_register(&C_handle, 0, (uintptr_t)C,
+	starpu_matrix_data_register(&C_handle, STARPU_MAIN_RAM, (uintptr_t)C,
 		ydim, ydim, xdim, sizeof(TYPE));
 
 	struct starpu_data_filter vert;
@@ -346,9 +346,9 @@ int main(int argc, char **argv)
 	FPRINTF(stderr, "GFlop/s: %.2f\n", flops/timing/1000.0);
 
 enodev:
-	starpu_data_unpartition(C_handle, 0);
+	starpu_data_unpartition(C_handle, STARPU_MAIN_RAM);
-	starpu_data_unpartition(B_handle, 0);
+	starpu_data_unpartition(B_handle, STARPU_MAIN_RAM);
-	starpu_data_unpartition(A_handle, 0);
+	starpu_data_unpartition(A_handle, STARPU_MAIN_RAM);
 
 	starpu_data_unregister(A_handle);
 	starpu_data_unregister(B_handle);

examples/openmp/vector_scal_omp.c

@@ -96,7 +96,7 @@ int main(int argc, char **argv)
 	STARPU_CHECK_RETURN_VALUE(ret, "starpu_init");
 
 	starpu_data_handle_t vector_handle;
-	starpu_vector_data_register(&vector_handle, 0, (uintptr_t)vector, NX, sizeof(vector[0]));
+	starpu_vector_data_register(&vector_handle, STARPU_MAIN_RAM, (uintptr_t)vector, NX, sizeof(vector[0]));
 
 	float factor = 1.001;
 

examples/pi/pi.c

@@ -135,13 +135,13 @@ int main(int argc, char **argv)
 
 	/* Any worker may use that array now */
 	starpu_data_handle_t sobol_qrng_direction_handle;
-	starpu_vector_data_register(&sobol_qrng_direction_handle, 0,
+	starpu_vector_data_register(&sobol_qrng_direction_handle, STARPU_MAIN_RAM,
 		(uintptr_t)sobol_qrng_directions, n_dimensions*n_directions, sizeof(unsigned));
 
 	unsigned *cnt_array = malloc(ntasks*sizeof(unsigned));
 	STARPU_ASSERT(cnt_array);
 	starpu_data_handle_t cnt_array_handle;
-	starpu_vector_data_register(&cnt_array_handle, 0, (uintptr_t)cnt_array, ntasks, sizeof(unsigned));
+	starpu_vector_data_register(&cnt_array_handle, STARPU_MAIN_RAM, (uintptr_t)cnt_array, ntasks, sizeof(unsigned));
 
 	/* Use a write-through policy : when the data is modified on an
 	 * accelerator, we know that it will only be modified once and be
@@ -179,7 +179,7 @@ int main(int argc, char **argv)
 	starpu_task_wait_for_all();
 
 	/* Get the cnt_array back in main memory */
-	starpu_data_unpartition(cnt_array_handle, 0);
+	starpu_data_unpartition(cnt_array_handle, STARPU_MAIN_RAM);
 	starpu_data_unregister(cnt_array_handle);
 	starpu_data_unregister(sobol_qrng_direction_handle);
 

examples/pi/pi_redux.c

@@ -334,7 +334,7 @@ int main(int argc, char **argv)
 	 * [-1,1]^2. */
 	unsigned long shot_cnt = 0;
 	starpu_data_handle_t shot_cnt_handle;
-	starpu_variable_data_register(&shot_cnt_handle, 0,
+	starpu_variable_data_register(&shot_cnt_handle, STARPU_MAIN_RAM,
 			(uintptr_t)&shot_cnt, sizeof(shot_cnt));
 
 	starpu_data_set_reduction_methods(shot_cnt_handle,

examples/ppm_downscaler/yuv_downscaler.c

@@ -159,39 +159,39 @@ int main(int argc, char **argv)
 	for (frame = 0; frame < nframes; frame++)
 	{
 		/* register Y layer */
-		starpu_matrix_data_register(&frame_y_handle[frame], 0,
+		starpu_matrix_data_register(&frame_y_handle[frame], STARPU_MAIN_RAM,
 			(uintptr_t)&yuv_in_buffer[frame].y,
 			WIDTH, WIDTH, HEIGHT, sizeof(uint8_t));
 
 		starpu_data_partition(frame_y_handle[frame], &filter_y);
 
-		starpu_matrix_data_register(&new_frame_y_handle[frame], 0,
+		starpu_matrix_data_register(&new_frame_y_handle[frame], STARPU_MAIN_RAM,
 			(uintptr_t)&yuv_out_buffer[frame].y,
 			NEW_WIDTH, NEW_WIDTH, NEW_HEIGHT, sizeof(uint8_t));
 
 		starpu_data_partition(new_frame_y_handle[frame], &filter_y);
 
 		/* register U layer */
-		starpu_matrix_data_register(&frame_u_handle[frame], 0,
+		starpu_matrix_data_register(&frame_u_handle[frame], STARPU_MAIN_RAM,
 			(uintptr_t)&yuv_in_buffer[frame].u,
 			WIDTH/2, WIDTH/2, HEIGHT/2, sizeof(uint8_t));
 
 		starpu_data_partition(frame_u_handle[frame], &filter_uv);
 
-		starpu_matrix_data_register(&new_frame_u_handle[frame], 0,
+		starpu_matrix_data_register(&new_frame_u_handle[frame], STARPU_MAIN_RAM,
 			(uintptr_t)&yuv_out_buffer[frame].u,
 			NEW_WIDTH/2, NEW_WIDTH/2, NEW_HEIGHT/2, sizeof(uint8_t));
 
 		starpu_data_partition(new_frame_u_handle[frame], &filter_uv);
 
 		/* register V layer */
-		starpu_matrix_data_register(&frame_v_handle[frame], 0,
+		starpu_matrix_data_register(&frame_v_handle[frame], STARPU_MAIN_RAM,
 			(uintptr_t)&yuv_in_buffer[frame].v,
 			WIDTH/2, WIDTH/2, HEIGHT/2, sizeof(uint8_t));
 
 		starpu_data_partition(frame_v_handle[frame], &filter_uv);
 
-		starpu_matrix_data_register(&new_frame_v_handle[frame], 0,
+		starpu_matrix_data_register(&new_frame_v_handle[frame], STARPU_MAIN_RAM,
 			(uintptr_t)&yuv_out_buffer[frame].v,
 			NEW_WIDTH/2, NEW_WIDTH/2, NEW_HEIGHT/2, sizeof(uint8_t));
 

examples/reductions/dot_product.c

@@ -370,13 +370,13 @@ int main(int argc, char **argv)
 	unsigned block;
 	for (block = 0; block < _nblocks; block++)
 	{
-		starpu_vector_data_register(&_x_handles[block], 0,
+		starpu_vector_data_register(&_x_handles[block], STARPU_MAIN_RAM,
 			(uintptr_t)&_x[_entries_per_block*block], _entries_per_block, sizeof(float));
-		starpu_vector_data_register(&_y_handles[block], 0,
+		starpu_vector_data_register(&_y_handles[block], STARPU_MAIN_RAM,
 			(uintptr_t)&_y[_entries_per_block*block], _entries_per_block, sizeof(float));
 	}
 
-	starpu_variable_data_register(&_dot_handle, 0, (uintptr_t)&_dot, sizeof(DOT_TYPE));
+	starpu_variable_data_register(&_dot_handle, STARPU_MAIN_RAM, (uintptr_t)&_dot, sizeof(DOT_TYPE));
 
 	/*
 	 *	Compute dot product with StarPU

examples/reductions/minmax_reduction.c

@@ -161,7 +161,7 @@ int main(int argc, char **argv)
 	for (block = 0; block < _nblocks; block++)
 	{
 		uintptr_t block_start = (uintptr_t)&_x[_entries_per_bock*block];
-		starpu_vector_data_register(&_x_handles[block], 0, block_start,
+		starpu_vector_data_register(&_x_handles[block], STARPU_MAIN_RAM, block_start,
 					    _entries_per_bock, sizeof(TYPE));
 	}
 
@@ -171,7 +171,7 @@ int main(int argc, char **argv)
 	/* Initialize current max */
 	_minmax[1] = TYPE_MIN;
 
-	starpu_variable_data_register(&_minmax_handle, 0, (uintptr_t)_minmax, 2*sizeof(TYPE));
+	starpu_variable_data_register(&_minmax_handle, STARPU_MAIN_RAM, (uintptr_t)_minmax, 2*sizeof(TYPE));
 
 	/* Set the methods to define neutral elements and to perform the reduction operation */
 	starpu_data_set_reduction_methods(_minmax_handle, &minmax_redux_codelet, &minmax_init_codelet);

examples/spmd/vector_scal_spmd.c

@@ -114,7 +114,7 @@ int main(int argc, char **argv)
 	STARPU_CHECK_RETURN_VALUE(ret, "starpu_init");
 
 	starpu_data_handle_t vector_handle;
-	starpu_vector_data_register(&vector_handle, 0, (uintptr_t)vector, NX, sizeof(vector[0]));
+	starpu_vector_data_register(&vector_handle, STARPU_MAIN_RAM, (uintptr_t)vector, NX, sizeof(vector[0]));
 
 	float factor = 1.001;
 

examples/spmv/dw_block_spmv.c

@@ -47,7 +47,7 @@ void create_data(void)
 	bcsr_matrix = mm_file_to_bcsr(inputfile, c, r);
 
 	/* declare the corresponding block CSR to the runtime */
-	starpu_bcsr_data_register(&sparse_matrix, 0, bcsr_matrix->nnz_blocks, bcsr_matrix->nrows_blocks,
+	starpu_bcsr_data_register(&sparse_matrix, STARPU_MAIN_RAM, bcsr_matrix->nnz_blocks, bcsr_matrix->nrows_blocks,
 	                (uintptr_t)bcsr_matrix->val, bcsr_matrix->colind, bcsr_matrix->rowptr, 
 			0, bcsr_matrix->r, bcsr_matrix->c, sizeof(float));
 
@@ -69,16 +69,16 @@ void create_data(void)
 		vector_out_ptr[ind] = 0.0f;
 	}
 
-	starpu_vector_data_register(&vector_in, 0, (uintptr_t)vector_in_ptr, size, sizeof(float));
+	starpu_vector_data_register(&vector_in, STARPU_MAIN_RAM, (uintptr_t)vector_in_ptr, size, sizeof(float));
-	starpu_vector_data_register(&vector_out, 0, (uintptr_t)vector_out_ptr, size, sizeof(float));
+	starpu_vector_data_register(&vector_out, STARPU_MAIN_RAM, (uintptr_t)vector_out_ptr, size, sizeof(float));
 }
 
 void unregister_data(void)
 {
-	starpu_data_unpartition(sparse_matrix, 0);
+	starpu_data_unpartition(sparse_matrix, STARPU_MAIN_RAM);
 	starpu_data_unregister(sparse_matrix);
 
-	starpu_data_unpartition(vector_in, 0);
+	starpu_data_unpartition(vector_in, STARPU_MAIN_RAM);
 	starpu_data_unregister(vector_in);
 
 	starpu_data_unregister(vector_out);
@@ -98,8 +98,8 @@ void init_problem_callback(void *arg)
 		printf("DONE ...\n");
 		gettimeofday(&end, NULL);
 
-/*		starpu_data_unpartition(sparse_matrix, 0); */
+/*		starpu_data_unpartition(sparse_matrix, STARPU_MAIN_RAM); */
-		starpu_data_unpartition(vector_out, 0);
+		starpu_data_unpartition(vector_out, STARPU_MAIN_RAM);
 
 		sem_post(&sem);
 	}

examples/spmv/spmv.c

@@ -192,9 +192,9 @@ int main(int argc, char **argv)
 	/*
 	 *	Register the CSR matrix and the 2 vectors
 	 */
-	starpu_csr_data_register(&sparse_matrix, 0, nnz, size, (uintptr_t)nzval, colind, rowptr, 0, sizeof(float));
+	starpu_csr_data_register(&sparse_matrix, STARPU_MAIN_RAM, nnz, size, (uintptr_t)nzval, colind, rowptr, 0, sizeof(float));
-	starpu_vector_data_register(&vector_in, 0, (uintptr_t)vector_in_ptr, size, sizeof(float));
+	starpu_vector_data_register(&vector_in, STARPU_MAIN_RAM, (uintptr_t)vector_in_ptr, size, sizeof(float));
-	starpu_vector_data_register(&vector_out, 0, (uintptr_t)vector_out_ptr, size, sizeof(float));
+	starpu_vector_data_register(&vector_out, STARPU_MAIN_RAM, (uintptr_t)vector_out_ptr, size, sizeof(float));
 
 	/*
 	 *	Partition the CSR matrix and the output vector
@@ -239,8 +239,8 @@ int main(int argc, char **argv)
 	/*
 	 *	Unregister the CSR matrix and the output vector
 	 */
-	starpu_data_unpartition(sparse_matrix, 0);
+	starpu_data_unpartition(sparse_matrix, STARPU_MAIN_RAM);
-	starpu_data_unpartition(vector_out, 0);
+	starpu_data_unpartition(vector_out, STARPU_MAIN_RAM);
 
 	/*
 	 *	Unregister data

examples/stencil/stencil-blocks.c

@@ -262,7 +262,7 @@ static void allocate_block_on_node(starpu_data_handle_t *handleptr, TYPE **ptr,
 	memset(*ptr, 0, block_size);
 
 	/* Register it to StarPU */
-	starpu_block_data_register(handleptr, 0, (uintptr_t)*ptr, nx, nx*ny, nx, ny, nz, sizeof(TYPE));
+	starpu_block_data_register(handleptr, STARPU_MAIN_RAM, (uintptr_t)*ptr, nx, nx*ny, nx, ny, nz, sizeof(TYPE));
 }
 
 void display_memory_consumption(int rank)