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52 lines
2 KiB
C
52 lines
2 KiB
C
/* bignum.h -- header for bignum utilities */
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/* Copyright (c) 2009-2011 Alex Shinn. All rights reserved. */
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/* BSD-style license: http://synthcode.com/license.txt */
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#ifndef SEXP_BIGNUM_H
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#define SEXP_BIGNUM_H
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#if (SEXP_64_BIT) && defined(__GNUC__)
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typedef unsigned int uint128_t __attribute__((mode(TI)));
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typedef int sint128_t __attribute__((mode(TI)));
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typedef uint128_t sexp_luint_t;
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typedef sint128_t sexp_lsint_t;
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#else
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typedef unsigned long long sexp_luint_t;
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typedef long long sexp_lsint_t;
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#endif
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sexp_sint_t sexp_bignum_compare (sexp a, sexp b);
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sexp sexp_compare (sexp ctx, sexp a, sexp b);
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sexp sexp_make_bignum (sexp ctx, sexp_uint_t len);
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sexp sexp_copy_bignum (sexp ctx, sexp dst, sexp a, sexp_uint_t len);
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sexp sexp_bignum_normalize (sexp a);
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sexp_uint_t sexp_bignum_hi (sexp a);
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sexp sexp_fixnum_to_bignum (sexp ctx, sexp a);
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double sexp_bignum_to_double (sexp a);
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sexp sexp_double_to_bignum (sexp ctx, double f);
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sexp sexp_bignum_fxadd (sexp ctx, sexp a, sexp_uint_t b);
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sexp sexp_bignum_fxmul (sexp ctx, sexp d, sexp a, sexp_uint_t b, int offset);
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sexp_uint_t sexp_bignum_fxdiv (sexp ctx, sexp a, sexp_uint_t b, int offset);
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sexp sexp_bignum_add (sexp ctx, sexp dst, sexp a, sexp b);
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sexp sexp_bignum_sub (sexp ctx, sexp dst, sexp a, sexp b);
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sexp sexp_bignum_mul (sexp ctx, sexp dst, sexp a, sexp b);
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sexp sexp_bignum_div (sexp ctx, sexp dst, sexp a, sexp b);
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sexp sexp_bignum_expt (sexp ctx, sexp n, sexp e);
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sexp sexp_add (sexp ctx, sexp a, sexp b);
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sexp sexp_sub (sexp ctx, sexp a, sexp b);
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sexp sexp_mul (sexp ctx, sexp a, sexp b);
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sexp sexp_div (sexp ctx, sexp a, sexp b);
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sexp sexp_quotient (sexp ctx, sexp a, sexp b);
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sexp sexp_remainder (sexp ctx, sexp a, sexp b);
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#if SEXP_USE_RATIOS
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double sexp_ratio_to_double (sexp rat);
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sexp sexp_make_ratio (sexp ctx, sexp num, sexp den);
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sexp sexp_ratio_normalize (sexp ctx, sexp rat, sexp in);
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#endif
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#if SEXP_USE_COMPLEX
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sexp sexp_make_complex (sexp ctx, sexp real, sexp image);
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sexp sexp_complex_normalize (sexp real);
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#endif
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#endif /* ! SEXP_BIGNUM_H */
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