Matrix multiplication

Multiplication of two matrices with user-defined attributes of symmetry and sparsity. More...

Collaboration diagram for Matrix multiplication:

Functions
int	matmul (int m, int n, int k, World &dw, int sym_A=NS, int sym_B=NS, int sym_C=NS, double sp_A=1., double sp_B=1., double sp_C=1., bool test=true, bool bench=false, int niter=10)
	(if test) tests and (if bench) benchmarks m*n*k matrix multiplication with matrices of specified symmetry and sparsity fraction More...
char *	getCmdOption (char **begin, char **end, const std::string &option)
int	main (int argc, char **argv)

Detailed Description

Multiplication of two matrices with user-defined attributes of symmetry and sparsity.

Function Documentation

char* getCmdOption	(	char **	begin,
		char **	end,
		const std::string &	option
	)

Definition at line 162 of file matmul.cxx.

Referenced by main().

int main	(	int	argc,
		char **	argv
	)

Definition at line 173 of file matmul.cxx.

References AS, getCmdOption(), matmul(), ctf.core::np(), NS, ctf.core::rank(), SH, and SY.

int matmul	(	int	m,
		int	n,
		int	k,
		World &	dw,
		int	sym_A = NS,
		int	sym_B = NS,
		int	sym_C = NS,
		double	sp_A = 1.,
		double	sp_B = 1.,
		double	sp_C = 1.,
		bool	test = true,
		bool	bench = false,
		int	niter = 10
	)

(if test) tests and (if bench) benchmarks m*n*k matrix multiplication with matrices of specified symmetry and sparsity fraction

Parameters

[in]	m	number of rows in C, A
[in]	n	number of cols in C, B
[in]	k	number of rows in A, cols in B
[in]	dw	set of processors on which to execute matmul
[in]	sym_A	in {NS, SY, AS, SH} symmetry attributes of A
[in]	sym_B	in {NS, SY, AS, SH} symmetry attributes of B
[in]	sym_C	in {NS, SY, AS, SH} symmetry attributes of C
[in]	sp_A	fraction of nonzeros in A (if 1. A stored as dense)
[in]	sp_B	fraction of nonzeros in B (if 1. B stored as dense)
[in]	sp_C	fraction of nonzeros in C (if 1. C stored as dense)
[in]	test	whether to test
[in]	bench	whether to benchmark
[in]	niter	how many iterations to compute

Definition at line 28 of file matmul.cxx.

References AS, CTF::Timer_epoch::begin(), CTF::Timer_epoch::end(), CTF::Tensor< dtype >::fill_random(), CTF::Tensor< dtype >::fill_sp_random(), CTF::Tensor< dtype >::norm2(), NS, CTF::World::rank, SH, SP, and SY.

Referenced by main().