terapix.c File Reference

#include <stdlib.h>

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Functions
void	P4A_copy_from_accel (size_t element_size, int *host_address, int *accel_address)
	A small implementation of the runtime used by the code generated by the kernel_load_store and isolate_statement. More...
void	P4A_copy_to_accel (size_t element_size, int *host_address, int *accel_address)
void	P4A_copy_from_accel_1d (size_t element_size, size_t d1_size, size_t d1_block_size, size_t d1_offset, int *host_address, int *accel_address)
	To copy parts of 1D arrays. More...
void	P4A_copy_to_accel_1d (size_t element_size, size_t d1_size, size_t d1_block_size, size_t d1_offset, int *host_address, int *accel_address)
void	P4A_copy_from_accel_2d (size_t element_size, size_t d1_size, size_t d2_size, size_t d1_block_size, size_t d2_block_size, size_t d1_offset, size_t d2_offset, int host_address[d2_size], int accel_address[d1_block_size][d2_block_size])
	To copy parts of 2D arrays. More...
void	P4A_copy_to_accel_2d (size_t element_size, size_t d1_size, size_t d2_size, size_t d1_block_size, size_t d2_block_size, size_t d1_offset, size_t d2_offset, int host_address[d2_size], int accel_address[d1_block_size][d2_block_size])
void	P4A_copy_to_accel_3d (size_t element_size, size_t d1_size, size_t d2_size, size_t d3_size, size_t d1_block_size, size_t d2_block_size, size_t d3_block_size, size_t d1_offset, size_t d2_offset, size_t d3_offset, int host_address[d3_size], int accel_address[d1_block_size][d2_block_size][d3_block_size])
void	P4A_accel_malloc (void **ptr, size_t n)
	Allocate memory on the accelerator. More...
void	P4A_accel_free (void *ptr)
	Deallocate memory on the accelerator. More...

Function Documentation

P4A_accel_free()

void P4A_accel_free

(

void *

ptr

)

Deallocate memory on the accelerator.

Definition at line 98 of file terapix.c.

                               {
    free(ptr);
}

References free().

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P4A_accel_malloc()

void P4A_accel_malloc	(	void **	ptr,
		size_t	n
	)

Allocate memory on the accelerator.

Definition at line 92 of file terapix.c.

                                            {
    if(n) *ptr=malloc(n);
    else *ptr=NULL;
}

References malloc().

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P4A_copy_from_accel()

void P4A_copy_from_accel	(	size_t	element_size,
		int *	host_address,
		int *	accel_address
	)

A small implementation of the runtime used by the code generated by the kernel_load_store and isolate_statement.

To copy scalars

Definition at line 9 of file terapix.c.

                                             {
    host_address[0] = accel_address[0];
}

P4A_copy_from_accel_1d()

void P4A_copy_from_accel_1d	(	size_t	element_size,
		size_t	d1_size,
		size_t	d1_block_size,
		size_t	d1_offset,
		int *	host_address,
		int *	accel_address
	)

To copy parts of 1D arrays.

Definition at line 24 of file terapix.c.

                                                {
  size_t i;
  for(i = 0; i < d1_block_size; i++)
    host_address[i+d1_offset] = accel_address[i];
}

P4A_copy_from_accel_2d()

void P4A_copy_from_accel_2d	(	size_t	element_size,
		size_t	d1_size,
		size_t	d2_size,
		size_t	d1_block_size,
		size_t	d2_block_size,
		size_t	d1_offset,
		size_t	d2_offset,
		int	host_address[d2_size],
		int	accel_address[d1_block_size][d2_block_size]
	)

To copy parts of 2D arrays.

Definition at line 50 of file terapix.c.

                                                                             {
  size_t i, j;
  for(i = 0; i < d1_block_size; i++)
    for(j = 0; j < d2_block_size; j++)
      host_address[d2_offset+(i+d1_offset)*d2_size+j] =
        accel_address[i][j];
}

P4A_copy_to_accel()

void P4A_copy_to_accel	(	size_t	element_size,
		int *	host_address,
		int *	accel_address
	)

Definition at line 16 of file terapix.c.

                                           {
  for(size_t i = 0; i < element_size; i++)
    accel_address[i] = host_address[i];
}

P4A_copy_to_accel_1d()

void P4A_copy_to_accel_1d	(	size_t	element_size,
		size_t	d1_size,
		size_t	d1_block_size,
		size_t	d1_offset,
		int *	host_address,
		int *	accel_address
	)

Definition at line 36 of file terapix.c.

                                              {
  size_t i;
  for(i = 0; i < d1_block_size; i++)
    accel_address[i] = host_address[i+d1_offset];
}

P4A_copy_to_accel_2d()

void P4A_copy_to_accel_2d	(	size_t	element_size,
		size_t	d1_size,
		size_t	d2_size,
		size_t	d1_block_size,
		size_t	d2_block_size,
		size_t	d1_offset,
		size_t	d2_offset,
		int	host_address[d2_size],
		int	accel_address[d1_block_size][d2_block_size]
	)

Definition at line 64 of file terapix.c.

                                                                            {
  size_t i, j;
  for(i = 0; i < d1_block_size; i++)
    for(j = 0; j < d2_block_size; j++)
      accel_address[i][j] =
        host_address[d2_offset+(i + d1_offset)*d2_size+j];
}

P4A_copy_to_accel_3d()

void P4A_copy_to_accel_3d	(	size_t	element_size,
		size_t	d1_size,
		size_t	d2_size,
		size_t	d3_size,
		size_t	d1_block_size,
		size_t	d2_block_size,
		size_t	d3_block_size,
		size_t	d1_offset,
		size_t	d2_offset,
		size_t	d3_offset,
		int	host_address[d3_size],
		int	accel_address[d1_block_size][d2_block_size][d3_block_size]
	)

Definition at line 77 of file terapix.c.

                                                                                           {
  size_t i, j,k;
  for(i = 0; i < d1_block_size; i++)
    for(j = 0; j < d2_block_size; j++)
        for(k = 0; k < d3_block_size; k++)
            accel_address[i][j][k] =
                host_address[d3_offset+( (i + d1_offset)*d2_size + j + d2_offset)*d3_size+j];
}