new_Hesoprod(ASL_pfgh *asl, ograd *L, ograd *R, real coef)
#endif
{
Hesoprod *h, **hp, *h1, *h2;
int kh;
Char **mblk_free;
ACQUIRE_DTOA_LOCK(HESOPROD_LOCK);
if (!(h = asl->P.hop_free)) {
mblk_free = asl->mblk_free;
kh = asl->P.khesoprod;
while(kh < 8 && !mblk_free[kh])
kh++;
asl->P.khesoprod = kh;
h = h1 = (Hesoprod *)new_mblk(kh);
h2 = h + (sizeof(Char*) << kh)/sizeof(Hesoprod) - 1;
while(h1 < h2)
h1 = h1->next = h1 + 1;
h1->next = 0;
}
asl->P.hop_free = h->next;
FREE_DTOA_LOCK(HESOPROD_LOCK);
h->left = L;
h->right = R;
h->coef = coef;
hp = asl->P.otodo + R->varno;
h->next = *hp;
*hp = h;
}
void Bfree (Bigint *v)
{
if (v) {
if (v->k > Kmax)
free((void*)v);
else {
ACQUIRE_DTOA_LOCK(0);
v->next = freelist[v->k];
freelist[v->k] = v;
FREE_DTOA_LOCK(0);
}
}
}
static void Bfree(Bigint ** freelist, Bigint *v)
{
if (v)
{
// if (v->k > Kmax)
// {
// free((void*)v);
// }
// else
{
ACQUIRE_DTOA_LOCK(0);
v->next = freelist[v->k];
freelist[v->k] = v;
FREE_DTOA_LOCK(0);
}
}
}
Bigint *Balloc (int k)
{
int x;
Bigint *rv;
#ifndef Omit_Private_Memory
unsigned int len;
#endif
ACQUIRE_DTOA_LOCK(0);
/* The k > Kmax case does not need ACQUIRE_DTOA_LOCK(0), */
/* but this case seems very unlikely. */
if (k <= Kmax && (rv = freelist[k]) !=0) {
freelist[k] = rv->next;
}
else {
x = 1 << k;
#ifdef Omit_Private_Memory
rv = (Bigint *)MALLOC(sizeof(Bigint) + (x-1)*sizeof(ULong));
if (rv == NULL)
return NULL;
#else
len = (sizeof(Bigint) + (x-1)*sizeof(ULong) + sizeof(double) - 1)
/sizeof(double);
if (k <= Kmax
&& (size_t) (pmem_next - private_mem + len) <= PRIVATE_mem)
{
rv = (Bigint*)pmem_next;
pmem_next += len;
}
else
{
rv = (Bigint*)MALLOC(len*sizeof(double));
if (rv == NULL)
return NULL;
}
#endif
rv->k = k;
rv->maxwds = x;
}
FREE_DTOA_LOCK(0);
rv->sign = rv->wds = 0;
return rv;
}
static Bigint * Balloc(AllocatedBlock ** aBlocks, Bigint ** freelist, int k)
{
int x;
Bigint *rv;
ACQUIRE_DTOA_LOCK(0);
if ((rv = freelist[k]))
{
freelist[k] = rv->next;
}
else
{
x = 1 << k;
rv = (Bigint *)safe_malloc(aBlocks, sizeof(Bigint) + (x-1)*sizeof(UINT_32));
rv->k = k;
rv->maxwds = x;
}
FREE_DTOA_LOCK(0);
rv->sign = rv->wds = 0;
return rv;
}
mem_ASL(ASL *asl, unsigned int len)
#endif
{
fint k;
char *memNext;
if (len >= 256)
return M1alloc(len);
#ifdef Double_Align
len = (len + (sizeof(real)-1)) & ~(sizeof(real)-1);
#else
len = (len + (sizeof(int)-1)) & ~(sizeof(int)-1);
#endif
ACQUIRE_DTOA_LOCK(MEM_LOCK);
memNext = asl->i.memNext;
if (memNext + len >= asl->i.memLast) {
memNext = (char *)M1alloc(k = Egulp*Sizeof(expr) + len);
asl->i.memLast = memNext + k;
}
asl->i.memNext = memNext + len;
FREE_DTOA_LOCK(MEM_LOCK);
return memNext;
}