dbt_tas_test Module Reference

testing infrastructure for tall-and-skinny matrices More...

Functions/Subroutines
subroutine, public	dbt_tas_setup_test_matrix (matrix, mp_comm_out, mp_comm, nrows, ncols, rbsizes, cbsizes, dist_splitsize, name, sparsity, reuse_comm)
	Setup tall-and-skinny matrix for testing.
subroutine, public	dbt_tas_benchmark_mm (transa, transb, transc, matrix_a, matrix_b, matrix_c, compare_dbm, filter_eps, io_unit)
	Benchmark routine. Due to random sparsity (as opposed to structured sparsity pattern), this may not be representative for actual applications.
subroutine, public	dbt_tas_test_mm (transa, transb, transc, matrix_a, matrix_b, matrix_c, filter_eps, unit_nr, log_verbose)
	Test tall-and-skinny matrix multiplication for accuracy.
real(kind=dp) function, public	dbt_tas_checksum (matrix)
	Calculate checksum of tall-and-skinny matrix consistent with dbm_checksum.
subroutine, public	dbt_tas_random_bsizes (sizes, repeat, dbt_sizes)
	Create random block sizes.
subroutine, public	dbt_tas_reset_randmat_seed ()
	Reset the seed used for generating random matrices to default value.

Detailed Description

testing infrastructure for tall-and-skinny matrices

Author

Patrick Seewald

Function/Subroutine Documentation

dbt_tas_setup_test_matrix()

subroutine, public dbt_tas_test::dbt_tas_setup_test_matrix	(	type(dbt_tas_type), intent(out)	matrix,
		type(mp_cart_type), intent(out)	mp_comm_out,
		class(mp_comm_type), intent(in)	mp_comm,
		integer(kind=int_8), intent(in)	nrows,
		integer(kind=int_8), intent(in)	ncols,
		integer, dimension(nrows), intent(in)	rbsizes,
		integer, dimension(ncols), intent(in)	cbsizes,
		integer, dimension(2), intent(in)	dist_splitsize,
		character(len=*), intent(in)	name,
		real(kind=dp), intent(in)	sparsity,
		logical, intent(in), optional	reuse_comm
	)

Setup tall-and-skinny matrix for testing.

Parameters

matrix	...
mp_comm_out	...
mp_comm	...
nrows	...
ncols	...
rbsizes	...
cbsizes	...
dist_splitsize	...
name	...
sparsity	...
reuse_comm	...

Author

Patrick Seewald

Definition at line 68 of file dbt_tas_test.F.

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dbt_tas_benchmark_mm()

subroutine, public dbt_tas_test::dbt_tas_benchmark_mm	(	logical, intent(in)	transa,
		logical, intent(in)	transb,
		logical, intent(in)	transc,
		type(dbt_tas_type), intent(inout)	matrix_a,
		type(dbt_tas_type), intent(inout)	matrix_b,
		type(dbt_tas_type), intent(inout)	matrix_c,
		logical, intent(in)	compare_dbm,
		real(kind=dp), intent(in), optional	filter_eps,
		integer, intent(in), optional	io_unit
	)

Benchmark routine. Due to random sparsity (as opposed to structured sparsity pattern), this may not be representative for actual applications.

Parameters

transa	...
transb	...
transc	...
matrix_a	...
matrix_b	...
matrix_c	...
compare_dbm	...
filter_eps	...
io_unit	...

Author

Patrick Seewald

Definition at line 182 of file dbt_tas_test.F.

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dbt_tas_test_mm()

subroutine, public dbt_tas_test::dbt_tas_test_mm	(	logical, intent(in)	transa,
		logical, intent(in)	transb,
		logical, intent(in)	transc,
		type(dbt_tas_type), intent(inout)	matrix_a,
		type(dbt_tas_type), intent(inout)	matrix_b,
		type(dbt_tas_type), intent(inout)	matrix_c,
		real(kind=dp), intent(in), optional	filter_eps,
		integer, intent(in)	unit_nr,
		logical, intent(in), optional	log_verbose
	)

Test tall-and-skinny matrix multiplication for accuracy.

Parameters

transa	...
transb	...
transc	...
matrix_a	...
matrix_b	...
matrix_c	...
filter_eps	...
unit_nr	...
log_verbose	...

Author

Patrick Seewald

Definition at line 319 of file dbt_tas_test.F.

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dbt_tas_checksum()

real(kind=dp) function, public dbt_tas_test::dbt_tas_checksum

(

type(dbt_tas_type), intent(in)

matrix

)

Calculate checksum of tall-and-skinny matrix consistent with dbm_checksum.

Parameters

matrix

...

Returns

...

Author

Patrick Seewald

Definition at line 474 of file dbt_tas_test.F.

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dbt_tas_random_bsizes()

subroutine, public dbt_tas_test::dbt_tas_random_bsizes	(	integer, dimension(:), intent(in)	sizes,
		integer, intent(in)	repeat,
		integer, dimension(:), intent(out)	dbt_sizes
	)

Create random block sizes.

Parameters

sizes	...
repeat	...
dbt_sizes	...

Author

Patrick Seewald

Definition at line 492 of file dbt_tas_test.F.

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dbt_tas_reset_randmat_seed()

subroutine, public dbt_tas_test::dbt_tas_reset_randmat_seed

Reset the seed used for generating random matrices to default value.

Author

Patrick Seewald

Definition at line 509 of file dbt_tas_test.F.

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