spmv.h

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/*
Based on algorithm described here:
http://www.cs.berkeley.edu/~mhoemmen/matrix-seminar/slides/UCB_sparse_tutorial_1.pdf
*/

#include <stdlib.h>
#include <stdio.h>
#include "support.h"

// These constants valid for the IEEE 494 bus interconnect matrix
#define NNZ 1666
#define N 494
#define L 10

#define TYPE double

void ellpack(TYPE nzval[N*L], int32_t cols[N*L], TYPE vec[N], TYPE out[N]);
// Test harness interface code.

struct bench_args_t {
  TYPE nzval[N*L];
  int32_t cols[N*L];
  TYPE vec[N];
  TYPE out[N];
};