mirrors
/
tinn
mirror of https://github.com/glouw/tinn
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

remove superflous safety

This commit is contained in:
Gustav Louw 2018-04-12 21:47:42 -07:00
parent 87a032a14a
commit df1b13c593
1 changed files with 6 additions and 34 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

40
Tinn.c
View File

@ -93,34 +93,6 @@ static void twrand(const Tinn t)
for(int i = 0; i < t.nb; i++) t.b[i] = frand() - 0.5f;
}
// Prints a message and exits.
static void bomb(const char* const message, ...)
{
va_list args;
va_start(args, message);
vprintf(message, args);
va_end(args);
exit(1);
}
// Fail safe file opening.
static FILE* efopen(const char* const pathname, const char* const mode)
{
FILE* const file = fopen(pathname, mode);
if(file == NULL)
bomb("failure: fopen(\"%s\", \"%s\")\n", pathname, mode);
return file;
}
// Fail safe clear allocation.
static void* ecalloc(const size_t nmemb, const size_t size)
{
void* const mem = calloc(nmemb, size);
if(mem == NULL)
bomb("failure: calloc(%d, %d)\n", nmemb, size);
return mem;
}
// Returns an output prediction given an input.
float* xtpredict(const Tinn t, const float* const in)
{
@ -146,11 +118,11 @@ Tinn xtbuild(const int nips, const int nhid, const int nops)
// Tinn only supports one hidden layer so there are two biases.
t.nb = 2;
t.nw = nhid * (nips + nops);
t.w = (float*) ecalloc(t.nw, sizeof(*t.w));
t.w = (float*) calloc(t.nw, sizeof(*t.w));
t.x = t.w + nhid * nips;
t.b = (float*) ecalloc(t.nb, sizeof(*t.b));
t.h = (float*) ecalloc(nhid, sizeof(*t.h));
t.o = (float*) ecalloc(nops, sizeof(*t.o));
t.b = (float*) calloc(t.nb, sizeof(*t.b));
t.h = (float*) calloc(nhid, sizeof(*t.h));
t.o = (float*) calloc(nops, sizeof(*t.o));
t.nips = nips;
t.nhid = nhid;
t.nops = nops;
@ -161,7 +133,7 @@ Tinn xtbuild(const int nips, const int nhid, const int nops)
// Saves the tinn to disk.
void xtsave(const Tinn t, const char* const path)
{
FILE* const file = efopen(path, "w");
FILE* const file = fopen(path, "w");
// Header.
fprintf(file, "%d %d %d\n", t.nips, t.nhid, t.nops);
// Biases and weights.
@ -173,7 +145,7 @@ void xtsave(const Tinn t, const char* const path)
// Loads a new tinn from disk.
Tinn xtload(const char* const path)
{
FILE* const file = efopen(path, "r");
FILE* const file = fopen(path, "r");
int nips = 0;
int nhid = 0;
int nops = 0;