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https://github.com/TREX-CoE/Sherman-Morrison.git
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44 lines
1.8 KiB
C
44 lines
1.8 KiB
C
#include <math.h>
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#include <stdio.h>
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#include <stdint.h>
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#include <assert.h>
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#include <stdlib.h>
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#include <string.h>
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#include "hdf5.h"
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#include "kernels.h"
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typedef struct Error {
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uint32_t rc;
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uint64_t error;
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} Error;
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void matmul(double *a, double *b, double *prod, const uint64_t LDS, const uint64_t Dim);
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void residual(double *a, double *res, const uint64_t Dim);
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double frobenius_norm2(double *A, const uint64_t LDS, const uint64_t Dim);
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void print_matrix(double *A, const uint64_t LDS, const uint64_t Dim);
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double frobenius_norm(double *A, const uint64_t LDS, const uint64_t Dim);
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double max_norm(double *A, const uint64_t LDS, const uint64_t Dim);
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double condition_number(double *A, double *Ainv, const uint64_t LDS, const uint64_t Dim);
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void read_uint(hid_t file_id, const char *key, uint64_t *data);
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void read_double(hid_t file_id, const char *key, double *data);
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static __inline__ uint64_t rdtsc(void) {
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unsigned hi, lo;
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__asm__ __volatile__("rdtsc" : "=a"(lo), "=d"(hi));
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return ((unsigned long long)lo) | (((unsigned long long)hi) << 32);
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}
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void update_slater_matrix(const uint64_t LDS, const uint64_t Dim,
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const uint64_t N_updates, const double *Updates,
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const uint64_t *Updates_index, double *Slater);
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uint32_t check_error(const uint64_t LDS, const uint64_t Dim, double *Slater_invT,
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double *Slater, const double tolerance);
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int32_t check_error_better(const double max, const double tolerance);
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uint32_t test_kernel(char *version, const uint64_t LDS, const uint64_t Dim,
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const uint64_t N_updates, const double *Updates,
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const uint64_t *Updates_index, const double breakdown, const double tolerance,
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double *Slater, double *Slater_inv, double *determinant);
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