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/***********************************************************************/
/* */
/* Caml Special Light */
/* */
/* Xavier Leroy, projet Cristal, INRIA Rocquencourt */
/* */
/* Copyright 1995 Institut National de Recherche en Informatique et */
/* Automatique. Distributed only by permission. */
/* */
/***********************************************************************/
/* $Id$ */
#define CAML_LIGHT
#include "BigNum.h"
#include "BntoBnn.h"
#include "mlvalues.h"
#include "alloc.h"
#include "memory.h"
#include "nat.h"
/* Stub code for the BigNum package. */
value create_nat(size) /* ML */
value size;
{
mlsize_t sz = Long_val(size);
if (sz < Max_young_wosize) {
return alloc(sz, Nat_tag);
} else {
return alloc_shr(sz, Nat_tag);
}
}
value set_to_zero_nat(nat, ofs, len) /* ML */
value nat, ofs, len;
{
BnSetToZero(Bignum_val(nat), Long_val(ofs), Long_val(len));
return Val_unit;
}
value blit_nat(nat1, ofs1, nat2, ofs2, len) /* ML */
value nat1, ofs1, nat2, ofs2, len;
{
BnAssign(Bignum_val(nat1), Long_val(ofs1),
Bignum_val(nat2), Long_val(ofs2),
Long_val(len));
return Val_unit;
}
value set_digit_nat(nat, ofs, digit) /* ML */
value nat, ofs, digit;
{
BnSetDigit(Bignum_val(nat), Long_val(ofs), Long_val(digit));
return Val_unit;
}
value nth_digit_nat(nat, ofs) /* ML */
value nat, ofs;
{
return Val_long(BnGetDigit(Bignum_val(nat), Long_val(ofs)));
}
value num_digits_nat(nat, ofs, len) /* ML */
value nat, ofs, len;
{
return Val_long(BnNumDigits(Bignum_val(nat), Long_val(ofs), Long_val(len)));
}
value num_leading_zero_bits_in_digit(nat, ofs) /* ML */
value nat, ofs;
{
return
Val_long(BnNumLeadingZeroBitsInDigit(Bignum_val(nat), Long_val(ofs)));
}
value is_digit_int(nat, ofs) /* ML */
value nat, ofs;
{
return Val_bool(BnDoesDigitFitInWord(Bignum_val(nat), Long_val(ofs)));
}
value is_digit_zero(nat, ofs) /* ML */
value nat, ofs;
{
return Val_bool(BnIsDigitZero(Bignum_val(nat), Long_val(ofs)));
}
value is_digit_normalized(nat, ofs) /* ML */
value nat, ofs;
{
return Val_bool(BnIsDigitNormalized(Bignum_val(nat), Long_val(ofs)));
}
value is_digit_odd(nat, ofs) /* ML */
value nat, ofs;
{
return Val_bool(BnIsDigitOdd(Bignum_val(nat), Long_val(ofs)));
}
value incr_nat(nat, ofs, len, carry_in) /* ML */
value nat, ofs, len, carry_in;
{
return Val_long(BnAddCarry(Bignum_val(nat), Long_val(ofs),
Long_val(len), Long_val(carry_in)));
}
value add_nat_native(nat1, ofs1, len1, nat2, ofs2, len2, carry_in)
value nat1, ofs1, len1, nat2, ofs2, len2, carry_in;
{
return Val_long(BnAdd(Bignum_val(nat1), Long_val(ofs1), Long_val(len1),
Bignum_val(nat2), Long_val(ofs2), Long_val(len2),
Long_val(carry_in)));
}
value add_nat(argv, argn) /* ML */
value * argv;
int argn;
{
return add_nat_native(argv[0], argv[1], argv[2], argv[3],
argv[4], argv[5], argv[6]);
}
value complement_nat(nat, ofs, len) /* ML */
value nat, ofs, len;
{
BnComplement(Bignum_val(nat), Long_val(ofs), Long_val(len));
return Val_unit;
}
value decr_nat(nat, ofs, len, carry_in) /* ML */
value nat, ofs, len, carry_in;
{
return Val_long(BnSubtractBorrow(Bignum_val(nat), Long_val(ofs),
Long_val(len), Long_val(carry_in)));
}
value sub_nat_native(nat1, ofs1, len1, nat2, ofs2, len2, carry_in)
value nat1, ofs1, len1, nat2, ofs2, len2, carry_in;
{
return Val_long(BnSubtract(Bignum_val(nat1), Long_val(ofs1), Long_val(len1),
Bignum_val(nat2), Long_val(ofs2), Long_val(len2),
Long_val(carry_in)));
}
value sub_nat(argv, argn) /* ML */
value * argv;
int argn;
{
return sub_nat_native(argv[0], argv[1], argv[2], argv[3],
argv[4], argv[5], argv[6]);
}
value mult_digit_nat_native(nat1, ofs1, len1, nat2, ofs2, len2, nat3, ofs3)
value nat1, ofs1, len1, nat2, ofs2, len2, nat3, ofs3;
{
return
Val_long(BnMultiplyDigit(Bignum_val(nat1), Long_val(ofs1), Long_val(len1),
Bignum_val(nat2), Long_val(ofs2), Long_val(len2),
Bignum_val(nat3), Long_val(ofs3)));
}
value mult_digit_nat(argv, argn) /* ML */
value * argv;
int argn;
{
return mult_digit_nat_native(argv[0], argv[1], argv[2], argv[3],
argv[4], argv[5], argv[6], argv[7]);
}
value mult_nat_native(nat1, ofs1, len1, nat2, ofs2, len2, nat3, ofs3, len3)
value nat1, ofs1, len1, nat2, ofs2, len2, nat3, ofs3, len3;
{
return
Val_long(BnMultiply(Bignum_val(nat1), Long_val(ofs1), Long_val(len1),
Bignum_val(nat2), Long_val(ofs2), Long_val(len2),
Bignum_val(nat3), Long_val(ofs3), Long_val(len3)));
}
value mult_nat(argv, argn) /* ML */
value * argv;
int argn;
{
return mult_nat_native(argv[0], argv[1], argv[2], argv[3],
argv[4], argv[5], argv[6], argv[7], argv[8]);
}
value shift_left_nat_native(nat1, ofs1, len1, nat2, ofs2, nbits)
value nat1, ofs1, len1, nat2, ofs2, nbits;
{
BnShiftLeft(Bignum_val(nat1), Long_val(ofs1), Long_val(len1),
Bignum_val(nat2), Long_val(ofs2), Long_val(nbits));
return Val_unit;
}
value shift_left_nat(argv, argn) /* ML */
value * argv;
int argn;
{
return shift_left_nat_native(argv[0], argv[1], argv[2],
argv[3], argv[4], argv[5]);
}
value div_digit_nat_native(natq, ofsq, natr, ofsr, nat1, ofs1, len1, nat2, ofs2)
value natq, ofsq, natr, ofsr, nat1, ofs1, len1, nat2, ofs2;
{
BnDivideDigit(Bignum_val(natq), Long_val(ofsq),
Bignum_val(natr), Long_val(ofsr),
Bignum_val(nat1), Long_val(ofs1), Long_val(len1),
Bignum_val(nat2), Long_val(ofs2));
return Val_unit;
}
value div_digit_nat(argv, argn) /* ML */
value * argv;
int argn;
{
return div_digit_nat_native(argv[0], argv[1], argv[2], argv[3],
argv[4], argv[5], argv[6], argv[7], argv[8]);
}
value div_nat_native(nat1, ofs1, len1, nat2, ofs2, len2)
value nat1, ofs1, len1, nat2, ofs2, len2;
{
BnDivide(Bignum_val(nat1), Long_val(ofs1), Long_val(len1),
Bignum_val(nat2), Long_val(ofs2), Long_val(len2));
return Val_unit;
}
value div_nat(argv, argn) /* ML */
value * argv;
int argn;
{
return div_nat_native(argv[0], argv[1], argv[2],
argv[3], argv[4], argv[5]);
}
value shift_right_nat_native(nat1, ofs1, len1, nat2, ofs2, nbits)
value nat1, ofs1, len1, nat2, ofs2, nbits;
{
BnShiftRight(Bignum_val(nat1), Long_val(ofs1), Long_val(len1),
Bignum_val(nat2), Long_val(ofs2), Long_val(nbits));
return Val_unit;
}
value shift_right_nat(argv, argn) /* ML */
value * argv;
int argn;
{
return shift_right_nat_native(argv[0], argv[1], argv[2],
argv[3], argv[4], argv[5]);
}
value compare_digits_nat(nat1, ofs1, nat2, ofs2) /* ML */
value nat1, ofs1, nat2, ofs2;
{
return Val_long(BnCompareDigits(Bignum_val(nat1), Long_val(ofs1),
Bignum_val(nat2), Long_val(ofs2)));
}
value compare_nat_native(nat1, ofs1, len1, nat2, ofs2, len2)
value nat1, ofs1, len1, nat2, ofs2, len2;
{
return Val_long(BnCompare(Bignum_val(nat1), Long_val(ofs1), Long_val(len1),
Bignum_val(nat2), Long_val(ofs2), Long_val(len2)));
}
value compare_nat(argv, argn) /* ML */
value * argv;
int argn;
{
return compare_nat_native(argv[0], argv[1], argv[2],
argv[3], argv[4], argv[5]);
}
value land_digit_nat(nat1, ofs1, nat2, ofs2) /* ML */
value nat1, ofs1, nat2, ofs2;
{
BnAndDigits(Bignum_val(nat1), Long_val(ofs1),
Bignum_val(nat2), Long_val(ofs2));
return Val_unit;
}
value lor_digit_nat(nat1, ofs1, nat2, ofs2) /* ML */
value nat1, ofs1, nat2, ofs2;
{
BnOrDigits(Bignum_val(nat1), Long_val(ofs1),
Bignum_val(nat2), Long_val(ofs2));
return Val_unit;
}
value lxor_digit_nat(nat1, ofs1, nat2, ofs2) /* ML */
value nat1, ofs1, nat2, ofs2;
{
BnXorDigits(Bignum_val(nat1), Long_val(ofs1),
Bignum_val(nat2), Long_val(ofs2));
return Val_unit;
}
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