#include <stdlib.h>
#include <stdio.h>
#include <inttypes.h>
#include <math.h>
#include <string.h>
#include <assert.h>
#include "cutils.h"
#include "libbf.h"

Include dependency graph for libbf.c:

Data Structures
union	Float64Union

struct	FastDivData

struct	BFNTTState

Macros
#define	USE_FFT_MUL

#define	USE_BF_DEC

#define	FFT_MUL_THRESHOLD 100 /* in limbs of the smallest factor */

#define	DIVNORM_LARGE_THRESHOLD 50

#define	UDIV1NORM_THRESHOLD 3

#define	FMT_LIMB1 "%x"

#define	FMT_LIMB "%08x"

#define	PRId_LIMB "d"

#define	PRIu_LIMB "u"

#define	FFT_MUL_R_OVERLAP_A (1 << 0)

#define	FFT_MUL_R_OVERLAP_B (1 << 1)

#define	FFT_MUL_R_NORESIZE (1 << 2)

#define	malloc(s) malloc_is_forbidden(s)

#define	free(p) free_is_forbidden(p)

#define	realloc(p, s) realloc_is_forbidden(p, s)

#define	BF_LOGIC_OR 0

#define	BF_LOGIC_XOR 1

#define	BF_LOGIC_AND 2

#define	RADIXL_10 UINT64_C(1000000000)

#define	CHUD_A 13591409

#define	CHUD_B 545140134

#define	CHUD_C 640320

#define	CHUD_BITS_PER_TERM 47

#define	adddq(r1, r0, a1, a0)

#define	subdq(r1, r0, a1, a0)

#define	muldq(r1, r0, a, b)

#define	divdq(q, r, a1, a0, b)

#define	fast_shr_rem_dec(q, r, a, shift) q = fast_shr_dec(a, shift), r = a - q * mp_pow_dec[shift]

#define	DIV_STATIC_ALLOC_LEN 16

#define	NTT_TRIG_K_MAX 19

#define	STRIP_LEN 16

Typedefs
typedef intptr_t	mp_size_t

typedef int	bf_op2_func_t(bf_t r, const bf_t a, const bf_t *b, limb_t prec, bf_flags_t flags)

typedef int	ZivFunc(bf_t r, const bf_t a, limb_t prec, void *opaque)

typedef limb_t	NTTLimb

Functions
static no_inline int	fft_mul (bf_context_t s, bf_t res, limb_t a_tab, limb_t a_len, limb_t b_tab, limb_t b_len, int mul_flags)

static void	fft_clear_cache (bf_context_t *s)

static limb_t	get_digit (const limb_t *tab, limb_t len, slimb_t pos)

static int	clz (limb_t a)

static int	ctz (limb_t a)

static int	ceil_log2 (limb_t a)

static slimb_t	ceil_div (slimb_t a, slimb_t b)

static slimb_t	floor_div (slimb_t a, slimb_t b)

static limb_t	smod (slimb_t a, slimb_t b)

static slimb_t	sat_add (slimb_t a, slimb_t b)

void	bf_context_init (bf_context_t s, bf_realloc_func_t realloc_func, void *realloc_opaque)

void	bf_context_end (bf_context_t *s)

void	bf_init (bf_context_t s, bf_t r)

int	bf_resize (bf_t *r, limb_t len)

int	bf_set_ui (bf_t *r, uint64_t a)

int	bf_set_si (bf_t *r, int64_t a)

void	bf_set_nan (bf_t *r)

void	bf_set_zero (bf_t *r, int is_neg)

void	bf_set_inf (bf_t *r, int is_neg)

int	bf_set (bf_t r, const bf_t a)

void	bf_move (bf_t r, bf_t a)

static limb_t	get_limbz (const bf_t *a, limb_t idx)

static limb_t	get_bits (const limb_t *tab, limb_t len, slimb_t pos)

static limb_t	get_bit (const limb_t *tab, limb_t len, slimb_t pos)

static limb_t	limb_mask (int start, int last)

static limb_t	mp_scan_nz (const limb_t *tab, mp_size_t n)

static limb_t	scan_bit_nz (const bf_t *r, slimb_t bit_pos)

static int	bf_get_rnd_add (int pret, const bf_t r, limb_t l, slimb_t prec, int rnd_mode)

static int	bf_set_overflow (bf_t *r, int sign, limb_t prec, bf_flags_t flags)

static int	__bf_round (bf_t *r, limb_t prec1, bf_flags_t flags, limb_t l, int ret)

int	bf_normalize_and_round (bf_t *r, limb_t prec1, bf_flags_t flags)

int	bf_can_round (const bf_t *a, slimb_t prec, bf_rnd_t rnd_mode, slimb_t k)

int	bf_round (bf_t *r, limb_t prec, bf_flags_t flags)

static __maybe_unused void	dump_limbs (const char str, const limb_t tab, limb_t n)

void	mp_print_str (const char str, const limb_t tab, limb_t n)

static __maybe_unused void	mp_print_str_h (const char str, const limb_t tab, limb_t n, limb_t high)

void	bf_print_str (const char str, const bf_t a)

int	bf_cmpu (const bf_t a, const bf_t b)

int	bf_cmp_full (const bf_t a, const bf_t b)

int	bf_cmp (const bf_t a, const bf_t b)

static limb_t	count_cancelled_bits (const bf_t a, const bf_t b)

static int	bf_add_internal (bf_t r, const bf_t a, const bf_t *b, limb_t prec, bf_flags_t flags, int b_neg)

static int	__bf_add (bf_t r, const bf_t a, const bf_t *b, limb_t prec, bf_flags_t flags)

static int	__bf_sub (bf_t r, const bf_t a, const bf_t *b, limb_t prec, bf_flags_t flags)

limb_t	mp_add (limb_t res, const limb_t op1, const limb_t *op2, limb_t n, limb_t carry)

limb_t	mp_add_ui (limb_t *tab, limb_t b, size_t n)

limb_t	mp_sub (limb_t res, const limb_t op1, const limb_t *op2, mp_size_t n, limb_t carry)

static limb_t	mp_neg (limb_t res, const limb_t op2, mp_size_t n, limb_t carry)

limb_t	mp_sub_ui (limb_t *tab, limb_t b, mp_size_t n)

static limb_t	mp_shr (limb_t tab_r, const limb_t tab, mp_size_t n, int shift, limb_t high)

static limb_t	mp_mul1 (limb_t tabr, const limb_t taba, limb_t n, limb_t b, limb_t l)

static limb_t	mp_add_mul1 (limb_t tabr, const limb_t taba, limb_t n, limb_t b)

static void	mp_mul_basecase (limb_t result, const limb_t op1, limb_t op1_size, const limb_t *op2, limb_t op2_size)

int	mp_mul (bf_context_t s, limb_t result, const limb_t op1, limb_t op1_size, const limb_t op2, limb_t op2_size)

static limb_t	mp_sub_mul1 (limb_t tabr, const limb_t taba, limb_t n, limb_t b)

static limb_t	udiv1norm_init (limb_t d)

static limb_t	udiv1norm (limb_t *pr, limb_t a1, limb_t a0, limb_t d, limb_t d_inv)

static limb_t	mp_div1norm (limb_t tabr, const limb_t taba, limb_t n, limb_t b, limb_t r)

static int	mp_divnorm_large (bf_context_t s, limb_t tabq, limb_t taba, limb_t na, const limb_t tabb, limb_t nb)

static int	mp_divnorm (bf_context_t s, limb_t tabq, limb_t taba, limb_t na, const limb_t tabb, limb_t nb)

int	mp_recip (bf_context_t s, limb_t tabr, const limb_t *taba, limb_t n)

static int	mp_cmp (const limb_t taba, const limb_t tabb, mp_size_t n)

int	bf_mul (bf_t r, const bf_t a, const bf_t *b, limb_t prec, bf_flags_t flags)

int	bf_mul_2exp (bf_t *r, slimb_t e, limb_t prec, bf_flags_t flags)

slimb_t	bf_get_exp_min (const bf_t *a)

static void	bf_tdivremu (bf_t q, bf_t r, const bf_t a, const bf_t b)

static int	__bf_div (bf_t r, const bf_t a, const bf_t *b, limb_t prec, bf_flags_t flags)

int	bf_divrem (bf_t q, bf_t r, const bf_t a, const bf_t b, limb_t prec, bf_flags_t flags, int rnd_mode)

int	bf_rem (bf_t r, const bf_t a, const bf_t *b, limb_t prec, bf_flags_t flags, int rnd_mode)

static int	bf_get_limb (slimb_t pres, const bf_t a, int flags)

int	bf_remquo (slimb_t pq, bf_t r, const bf_t a, const bf_t b, limb_t prec, bf_flags_t flags, int rnd_mode)

static __maybe_unused limb_t	mul_mod (limb_t a, limb_t b, limb_t m)

static limb_t	mp_sqrtrem1 (limb_t *pr, limb_t a)

limb_t	bf_isqrt (limb_t a)

static limb_t	mp_sqrtrem2 (limb_t tabs, limb_t taba)

static int	mp_sqrtrem_rec (bf_context_t s, limb_t tabs, limb_t taba, limb_t n, limb_t tmp_buf, limb_t *prh)

int	mp_sqrtrem (bf_context_t s, limb_t tabs, limb_t *taba, limb_t n)

int	bf_sqrtrem (bf_t r, bf_t rem1, const bf_t *a)

int	bf_sqrt (bf_t r, const bf_t a, limb_t prec, bf_flags_t flags)

static no_inline int	bf_op2 (bf_t r, const bf_t a, const bf_t b, limb_t prec, bf_flags_t flags, bf_op2_func_t func)

int	bf_add (bf_t r, const bf_t a, const bf_t *b, limb_t prec, bf_flags_t flags)

int	bf_sub (bf_t r, const bf_t a, const bf_t *b, limb_t prec, bf_flags_t flags)

int	bf_div (bf_t r, const bf_t a, const bf_t *b, limb_t prec, bf_flags_t flags)

int	bf_mul_ui (bf_t r, const bf_t a, uint64_t b1, limb_t prec, bf_flags_t flags)

int	bf_mul_si (bf_t r, const bf_t a, int64_t b1, limb_t prec, bf_flags_t flags)

int	bf_add_si (bf_t r, const bf_t a, int64_t b1, limb_t prec, bf_flags_t flags)

static int	bf_pow_ui (bf_t r, const bf_t a, limb_t b, limb_t prec, bf_flags_t flags)

static int	bf_pow_ui_ui (bf_t *r, limb_t a1, limb_t b, limb_t prec, bf_flags_t flags)

int	bf_rint (bf_t *r, int rnd_mode)

static limb_t	bf_logic_op1 (limb_t a, limb_t b, int op)

static int	bf_logic_op (bf_t r, const bf_t a1, const bf_t *b1, int op)

int	bf_logic_or (bf_t r, const bf_t a, const bf_t *b)

int	bf_logic_xor (bf_t r, const bf_t a, const bf_t *b)

int	bf_logic_and (bf_t r, const bf_t a, const bf_t *b)

int	bf_get_float64 (const bf_t a, double pres, bf_rnd_t rnd_mode)

int	bf_set_float64 (bf_t *a, double d)

int	bf_get_int32 (int pres, const bf_t a, int flags)

int	bf_get_int64 (int64_t pres, const bf_t a, int flags)

int	bf_get_uint64 (uint64_t pres, const bf_t a)

static limb_t	get_limb_radix (int radix)

static int	bf_integer_from_radix_rec (bf_t r, const limb_t tab, limb_t n, int level, limb_t n0, limb_t radix, bf_t *pow_tab)

static int	bf_integer_from_radix (bf_t r, const limb_t tab, limb_t n, limb_t radix)

int	bf_mul_pow_radix (bf_t r, const bf_t T, limb_t radix, slimb_t expn, limb_t prec, bf_flags_t flags)

static int	to_digit (int c)

static int	bf_add_limb (bf_t a, slimb_t ppos, limb_t v)

static int	bf_tolower (int c)

static int	strcasestart (const char str, const char val, const char **ptr)

static int	bf_atof_internal (bf_t r, slimb_t pexponent, const char str, const char *pnext, int radix, limb_t prec, bf_flags_t flags, BOOL is_dec)

int	bf_atof2 (bf_t r, slimb_t pexponent, const char str, const char *pnext, int radix, limb_t prec, bf_flags_t flags)

int	bf_atof (bf_t r, const char str, const char **pnext, int radix, limb_t prec, bf_flags_t flags)

slimb_t	bf_mul_log2_radix (slimb_t a1, unsigned int radix, int is_inv, int is_ceil1)

static int	bf_integer_to_radix_rec (bf_t pow_tab, limb_t out, const bf_t *a, limb_t n, int level, limb_t n0, limb_t radixl, unsigned int radixl_bits)

static int	bf_integer_to_radix (bf_t r, const bf_t a, limb_t radixl)

static int	bf_convert_to_radix (bf_t r, slimb_t pE, const bf_t *a, int radix, limb_t P, bf_rnd_t rnd_mode, BOOL is_fixed_exponent)

static void	limb_to_a (char *buf, limb_t n, unsigned int radix, int len)

static void	limb_to_a2 (char *buf, limb_t n, unsigned int radix_bits, int len)

static void	output_digits (DynBuf s, const bf_t a1, int radix, limb_t n_digits, limb_t dot_pos, BOOL is_dec)

static void *	bf_dbuf_realloc (void opaque, void ptr, size_t size)

static char *	bf_ftoa_internal (size_t plen, const bf_t a2, int radix, limb_t prec, bf_flags_t flags, BOOL is_dec)

char *	bf_ftoa (size_t plen, const bf_t a, int radix, limb_t prec, bf_flags_t flags)

static void	bf_const_log2_rec (bf_t T, bf_t P, bf_t *Q, limb_t n1, limb_t n2, BOOL need_P)

static void	bf_const_log2_internal (bf_t *T, limb_t prec)

static void	chud_bs (bf_t P, bf_t Q, bf_t *G, int64_t a, int64_t b, int need_g, limb_t prec)

static void	bf_const_pi_internal (bf_t *Q, limb_t prec)

static int	bf_const_get (bf_t T, limb_t prec, bf_flags_t flags, BFConstCache c, void(func)(bf_t res, limb_t prec), int sign)

static void	bf_const_free (BFConstCache *c)

int	bf_const_log2 (bf_t *T, limb_t prec, bf_flags_t flags)

static int	bf_const_pi_signed (bf_t *T, int sign, limb_t prec, bf_flags_t flags)

int	bf_const_pi (bf_t *T, limb_t prec, bf_flags_t flags)

void	bf_clear_cache (bf_context_t *s)

static int	bf_ziv_rounding (bf_t r, const bf_t a, limb_t prec, bf_flags_t flags, ZivFunc f, void opaque)

static int	bf_add_epsilon (bf_t r, const bf_t a, slimb_t e, int e_sign, limb_t prec, int flags)

static int	bf_exp_internal (bf_t r, const bf_t a, limb_t prec, void *opaque)

static int	check_exp_underflow_overflow (bf_context_t s, bf_t r, const bf_t a_low, const bf_t a_high, limb_t prec, bf_flags_t flags)

int	bf_exp (bf_t r, const bf_t a, limb_t prec, bf_flags_t flags)

static int	bf_log_internal (bf_t r, const bf_t a, limb_t prec, void *opaque)

int	bf_log (bf_t r, const bf_t a, limb_t prec, bf_flags_t flags)

static int	bf_pow_generic (bf_t r, const bf_t x, limb_t prec, void *opaque)

static int	bf_pow_int (bf_t r, const bf_t x, limb_t prec, void *opaque)

static BOOL	check_exact_power2n (bf_t r, const bf_t x, slimb_t n)

int	bf_pow (bf_t r, const bf_t x, const bf_t *y, limb_t prec, bf_flags_t flags)

static void	bf_sqrt_sin (bf_t r, const bf_t x, limb_t prec1)

static int	bf_sincos (bf_t s, bf_t c, const bf_t *a, limb_t prec)

static int	bf_cos_internal (bf_t r, const bf_t a, limb_t prec, void *opaque)

int	bf_cos (bf_t r, const bf_t a, limb_t prec, bf_flags_t flags)

static int	bf_sin_internal (bf_t r, const bf_t a, limb_t prec, void *opaque)

int	bf_sin (bf_t r, const bf_t a, limb_t prec, bf_flags_t flags)

static int	bf_tan_internal (bf_t r, const bf_t a, limb_t prec, void *opaque)

int	bf_tan (bf_t r, const bf_t a, limb_t prec, bf_flags_t flags)

static int	bf_atan_internal (bf_t r, const bf_t a, limb_t prec, void *opaque)

int	bf_atan (bf_t r, const bf_t a, limb_t prec, bf_flags_t flags)

static int	bf_atan2_internal (bf_t r, const bf_t y, limb_t prec, void *opaque)

int	bf_atan2 (bf_t r, const bf_t y, const bf_t *x, limb_t prec, bf_flags_t flags)

static int	bf_asin_internal (bf_t r, const bf_t a, limb_t prec, void *opaque)

int	bf_asin (bf_t r, const bf_t a, limb_t prec, bf_flags_t flags)

int	bf_acos (bf_t r, const bf_t a, limb_t prec, bf_flags_t flags)

static __maybe_unused limb_t	shrd (limb_t low, limb_t high, long shift)

static __maybe_unused limb_t	shld (limb_t a1, limb_t a0, long shift)

static __maybe_unused void	fast_udiv_init (FastDivData *s, limb_t d)

static limb_t	fast_udiv (limb_t a, const FastDivData *s)

static limb_t	fast_shr_dec (limb_t a, int shift)

limb_t	mp_add_dec (limb_t res, const limb_t op1, const limb_t *op2, mp_size_t n, limb_t carry)

limb_t	mp_add_ui_dec (limb_t *tab, limb_t b, mp_size_t n)

limb_t	mp_sub_dec (limb_t res, const limb_t op1, const limb_t *op2, mp_size_t n, limb_t carry)

limb_t	mp_sub_ui_dec (limb_t *tab, limb_t b, mp_size_t n)

limb_t	mp_mul1_dec (limb_t tabr, const limb_t taba, mp_size_t n, limb_t b, limb_t l)

limb_t	mp_add_mul1_dec (limb_t tabr, const limb_t taba, mp_size_t n, limb_t b)

limb_t	mp_sub_mul1_dec (limb_t tabr, const limb_t taba, mp_size_t n, limb_t b)

void	mp_mul_basecase_dec (limb_t result, const limb_t op1, mp_size_t op1_size, const limb_t *op2, mp_size_t op2_size)

limb_t	mp_div1_dec (limb_t tabr, const limb_t taba, mp_size_t na, limb_t b, limb_t r)

static __maybe_unused void	mp_print_str_dec (const char str, const limb_t tab, slimb_t n)

static __maybe_unused void	mp_print_str_h_dec (const char str, const limb_t tab, slimb_t n, limb_t high)

static int	mp_div_dec (bf_context_t s, limb_t tabq, limb_t taba, mp_size_t na, const limb_t tabb1, mp_size_t nb)

static limb_t	mp_shr_dec (limb_t tab_r, const limb_t tab, mp_size_t n, limb_t shift, limb_t high)

static limb_t	mp_shl_dec (limb_t tab_r, const limb_t tab, mp_size_t n, limb_t shift, limb_t low)

static limb_t	mp_sqrtrem2_dec (limb_t tabs, limb_t taba)

static limb_t	mp_sqrtrem_rec_dec (limb_t tabs, limb_t taba, limb_t n, limb_t *tmp_buf)

int	mp_sqrtrem_dec (bf_context_t s, limb_t tabs, limb_t *taba, limb_t n)

static int	clz_dec (limb_t a)

void	bfdec_print_str (const char str, const bfdec_t a)

static limb_t	scan_digit_nz (const bfdec_t *r, slimb_t bit_pos)

static int	bfdec_get_rnd_add (int pret, const bfdec_t r, limb_t l, slimb_t prec, int rnd_mode)

static int	__bfdec_round (bfdec_t *r, limb_t prec1, bf_flags_t flags, limb_t l)

int	bfdec_round (bfdec_t *r, limb_t prec, bf_flags_t flags)

int	bfdec_normalize_and_round (bfdec_t *r, limb_t prec1, bf_flags_t flags)

int	bfdec_set_ui (bfdec_t *r, uint64_t v)

int	bfdec_set_si (bfdec_t *r, int64_t v)

static int	bfdec_add_internal (bfdec_t r, const bfdec_t a, const bfdec_t *b, limb_t prec, bf_flags_t flags, int b_neg)

static int	__bfdec_add (bfdec_t r, const bfdec_t a, const bfdec_t *b, limb_t prec, bf_flags_t flags)

static int	__bfdec_sub (bfdec_t r, const bfdec_t a, const bfdec_t *b, limb_t prec, bf_flags_t flags)

int	bfdec_add (bfdec_t r, const bfdec_t a, const bfdec_t *b, limb_t prec, bf_flags_t flags)

int	bfdec_sub (bfdec_t r, const bfdec_t a, const bfdec_t *b, limb_t prec, bf_flags_t flags)

int	bfdec_mul (bfdec_t r, const bfdec_t a, const bfdec_t *b, limb_t prec, bf_flags_t flags)

int	bfdec_mul_si (bfdec_t r, const bfdec_t a, int64_t b1, limb_t prec, bf_flags_t flags)

int	bfdec_add_si (bfdec_t r, const bfdec_t a, int64_t b1, limb_t prec, bf_flags_t flags)

static int	__bfdec_div (bfdec_t r, const bfdec_t a, const bfdec_t *b, limb_t prec, bf_flags_t flags)

int	bfdec_div (bfdec_t r, const bfdec_t a, const bfdec_t *b, limb_t prec, bf_flags_t flags)

static void	bfdec_tdivremu (bf_context_t s, bfdec_t q, bfdec_t r, const bfdec_t a, const bfdec_t *b)

int	bfdec_divrem (bfdec_t q, bfdec_t r, const bfdec_t a, const bfdec_t b, limb_t prec, bf_flags_t flags, int rnd_mode)

int	bfdec_rem (bfdec_t r, const bfdec_t a, const bfdec_t *b, limb_t prec, bf_flags_t flags, int rnd_mode)

int	bfdec_rint (bfdec_t *r, int rnd_mode)

int	bfdec_sqrt (bfdec_t r, const bfdec_t a, limb_t prec, bf_flags_t flags)

int	bfdec_get_int32 (int pres, const bfdec_t a)

int	bfdec_pow_ui (bfdec_t r, const bfdec_t a, limb_t b)

char *	bfdec_ftoa (size_t plen, const bfdec_t a, limb_t prec, bf_flags_t flags)

int	bfdec_atof (bfdec_t r, const char str, const char **pnext, limb_t prec, bf_flags_t flags)

static void	put_bits (limb_t *tab, limb_t len, slimb_t pos, limb_t val)

static NTTLimb *	get_trig (BFNTTState *s, int k, int inverse, int m_idx)

static limb_t	add_mod (limb_t a, limb_t b, limb_t m)

static limb_t	sub_mod (limb_t a, limb_t b, limb_t m)

static limb_t	mod_fast (dlimb_t r, limb_t m, limb_t m_inv)

static limb_t	mul_mod_fast (limb_t a, limb_t b, limb_t m, limb_t m_inv)

static limb_t	init_mul_mod_fast (limb_t m)

static limb_t	mul_mod_fast2 (limb_t a, limb_t b, limb_t m, limb_t b_inv)

static limb_t	mul_mod_fast3 (limb_t a, limb_t b, limb_t m, limb_t b_inv)

static limb_t	init_mul_mod_fast2 (limb_t b, limb_t m)

static void *	ntt_malloc (BFNTTState *s, size_t size)

static void	ntt_free (BFNTTState s, void ptr)

static limb_t	ntt_limb_to_int (NTTLimb a, limb_t m)

static NTTLimb	int_to_ntt_limb (slimb_t a, limb_t m)

static no_inline int	ntt_fft (BFNTTState s, NTTLimb out_buf, NTTLimb in_buf, NTTLimb tmp_buf, int fft_len_log2, int inverse, int m_idx)

static void	ntt_vec_mul (BFNTTState s, NTTLimb tab1, NTTLimb *tab2, int fft_len_log2, int k_tot, int m_idx)

static no_inline void	mul_trig (NTTLimb *buf, limb_t n, limb_t c_mul, limb_t m, limb_t m_inv)

static int	ntt_fft_partial (BFNTTState s, NTTLimb buf1, int k1, int k2, limb_t n1, limb_t n2, int inverse, limb_t m_idx)

static int	ntt_conv (BFNTTState s, NTTLimb buf1, NTTLimb *buf2, int k, int k_tot, limb_t m_idx)

static no_inline void	limb_to_ntt (BFNTTState s, NTTLimb tabr, limb_t fft_len, const limb_t *taba, limb_t a_len, int dpl, int first_m_idx, int nb_mods)

static no_inline void	ntt_to_limb (BFNTTState s, limb_t tabr, limb_t r_len, const NTTLimb *buf, int fft_len_log2, int dpl, int nb_mods)

static int	ntt_static_init (bf_context_t *s1)

int	bf_get_fft_size (int pdpl, int pnb_mods, limb_t len)

Variables
static const uint16_t	sqrt_table [192]

static const uint8_t	digits_per_limb_table [BF_RADIX_MAX - 1]

static const uint32_t	inv_log2_radix [BF_RADIX_MAX - 1][LIMB_BITS/32+1]

static const limb_t	log2_radix [BF_RADIX_MAX - 1]

const limb_t	mp_pow_dec [LIMB_DIGITS+1]

static const FastDivData	mp_pow_div [LIMB_DIGITS+1]

Data Structure Documentation

◆ Float64Union

union Float64Union

Data Fields
double	d
uint64_t	u

◆ FastDivData

struct FastDivData

Data Fields
limb_t	m1
int8_t	shift1
int8_t	shift2

◆ BFNTTState

struct BFNTTState

Collaboration diagram for BFNTTState:

Data Fields
bf_context_t *	ctx
limb_t	ntt_mods_div[NB_MODS]
limb_t	ntt_proot_pow[NB_MODS][2][NTT_PROOT_2EXP+1]
limb_t	ntt_proot_pow_inv[NB_MODS][2][NTT_PROOT_2EXP+1]
NTTLimb *	ntt_trig[NB_MODS][2][NTT_TRIG_K_MAX+1]
limb_t	ntt_len_inv[NB_MODS][NTT_PROOT_2EXP+1][2]
limb_t	ntt_mods_cr_inv[NB_MODS *(NB_MODS - 1)/2]

Macro Definition Documentation

◆ USE_FFT_MUL

#define USE_FFT_MUL

◆ USE_BF_DEC

#define USE_BF_DEC

◆ FFT_MUL_THRESHOLD

#define FFT_MUL_THRESHOLD 100 /* in limbs of the smallest factor */

◆ DIVNORM_LARGE_THRESHOLD

#define DIVNORM_LARGE_THRESHOLD 50

◆ UDIV1NORM_THRESHOLD

#define UDIV1NORM_THRESHOLD 3

◆ FMT_LIMB1

#define FMT_LIMB1 "%x"

◆ FMT_LIMB

#define FMT_LIMB "%08x"

◆ PRId_LIMB

#define PRId_LIMB "d"

◆ PRIu_LIMB

#define PRIu_LIMB "u"

◆ FFT_MUL_R_OVERLAP_A

#define FFT_MUL_R_OVERLAP_A (1 << 0)

◆ FFT_MUL_R_OVERLAP_B

#define FFT_MUL_R_OVERLAP_B (1 << 1)

◆ FFT_MUL_R_NORESIZE

#define FFT_MUL_R_NORESIZE (1 << 2)

◆ malloc

#define malloc ( s ) malloc_is_forbidden(s)

◆ free

#define free ( p ) free_is_forbidden(p)

◆ realloc

#define realloc	(	p,
		s
	)	realloc_is_forbidden(p, s)

◆ BF_LOGIC_OR

#define BF_LOGIC_OR 0

◆ BF_LOGIC_XOR

#define BF_LOGIC_XOR 1

◆ BF_LOGIC_AND

#define BF_LOGIC_AND 2

◆ RADIXL_10

#define RADIXL_10 UINT64_C(1000000000)

◆ CHUD_A

#define CHUD_A 13591409

◆ CHUD_B

#define CHUD_B 545140134

◆ CHUD_C

#define CHUD_C 640320

◆ CHUD_BITS_PER_TERM

#define CHUD_BITS_PER_TERM 47

◆ adddq

#define adddq	(	r1,
		r0,
		a1,
		a0
	)

Value:

    do {                                        \
        limb_t __t = r0;                        \
        r0 += (a0);                             \
        r1 += (a1) + (r0 < __t);                \
    } while (0)

◆ subdq

#define subdq	(	r1,
		r0,
		a1,
		a0
	)

Value:

    do {                                        \
        limb_t __t = r0;                        \
        r0 -= (a0);                             \
        r1 -= (a1) + (r0 > __t);                \
    } while (0)

◆ muldq

#define muldq	(	r1,
		r0,
		a,
		b
	)

Value:

    do {                                        \
        uint64_t __t;                          \
        __t = (uint64_t)(a) * (uint64_t)(b);  \
        r0 = __t;                               \
        r1 = __t >> 32;                         \
    } while (0)

◆ divdq

#define divdq	(	q,
		r,
		a1,
		a0,
		b
	)

Value:

    do {                                        \
        uint64_t __t;                  \
        limb_t __b = (b);                       \
        __t = ((uint64_t)(a1) << 32) | (a0);   \
        q = __t / __b;                                  \
        r = __t % __b;                                  \
    } while (0)

◆ fast_shr_rem_dec

#define fast_shr_rem_dec	(	q,
		r,
		a,
		shift
	)	q = fast_shr_dec(a, shift), r = a - q * mp_pow_dec[shift]

◆ DIV_STATIC_ALLOC_LEN

#define DIV_STATIC_ALLOC_LEN 16

◆ NTT_TRIG_K_MAX

#define NTT_TRIG_K_MAX 19

◆ STRIP_LEN

#define STRIP_LEN 16

Typedef Documentation

◆ mp_size_t

typedef intptr_t mp_size_t

◆ bf_op2_func_t

typedef int bf_op2_func_t(bf_t *r, const bf_t *a, const bf_t *b, limb_t prec, bf_flags_t flags)

◆ ZivFunc

typedef int ZivFunc(bf_t *r, const bf_t *a, limb_t prec, void *opaque)

◆ NTTLimb

typedef limb_t NTTLimb

Function Documentation

◆ fft_mul()

static no_inline int fft_mul	(	bf_context_t *	s,
		bf_t *	res,
		limb_t *	a_tab,
		limb_t	a_len,
		limb_t *	b_tab,
		limb_t	b_len,
		int	mul_flags
	)

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◆ fft_clear_cache()

void fft_clear_cache ( bf_context_t * s )

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◆ get_digit()

static limb_t get_digit	(	const limb_t *	tab,
		limb_t	len,
		slimb_t	pos
	)

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◆ clz()

static int clz ( limb_t a )

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◆ ctz()

static int ctz ( limb_t a )

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◆ ceil_log2()

static int ceil_log2 ( limb_t a )

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◆ ceil_div()

static slimb_t ceil_div	(	slimb_t	a,
		slimb_t	b
	)

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◆ floor_div()

static slimb_t floor_div	(	slimb_t	a,
		slimb_t	b
	)

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◆ smod()

static limb_t smod	(	slimb_t	a,
		slimb_t	b
	)

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◆ sat_add()

static slimb_t sat_add	(	slimb_t	a,
		slimb_t	b
	)

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◆ bf_context_init()

void bf_context_init	(	bf_context_t *	s,
		bf_realloc_func_t *	realloc_func,
		void *	realloc_opaque
	)

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◆ bf_context_end()

void bf_context_end ( bf_context_t * s )

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◆ bf_init()

void bf_init	(	bf_context_t *	s,
		bf_t *	r
	)

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◆ bf_resize()

int bf_resize	(	bf_t *	r,
		limb_t	len
	)

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◆ bf_set_ui()

int bf_set_ui	(	bf_t *	r,
		uint64_t	a
	)

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◆ bf_set_si()

int bf_set_si	(	bf_t *	r,
		int64_t	a
	)

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◆ bf_set_nan()

void bf_set_nan ( bf_t * r )

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◆ bf_set_zero()

void bf_set_zero	(	bf_t *	r,
		int	is_neg
	)

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◆ bf_set_inf()

void bf_set_inf	(	bf_t *	r,
		int	is_neg
	)

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◆ bf_set()

int bf_set	(	bf_t *	r,
		const bf_t *	a
	)

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◆ bf_move()

void bf_move	(	bf_t *	r,
		bf_t *	a
	)

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◆ get_limbz()

static limb_t get_limbz	(	const bf_t *	a,
		limb_t	idx
	)

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◆ get_bits()

static limb_t get_bits	(	const limb_t *	tab,
		limb_t	len,
		slimb_t	pos
	)

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◆ get_bit()

static limb_t get_bit	(	const limb_t *	tab,
		limb_t	len,
		slimb_t	pos
	)

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◆ limb_mask()

static limb_t limb_mask	(	int	start,
		int	last
	)

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◆ mp_scan_nz()

static limb_t mp_scan_nz	(	const limb_t *	tab,
		mp_size_t	n
	)

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◆ scan_bit_nz()

static limb_t scan_bit_nz	(	const bf_t *	r,
		slimb_t	bit_pos
	)

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◆ bf_get_rnd_add()

static int bf_get_rnd_add	(	int *	pret,
		const bf_t *	r,
		limb_t	l,
		slimb_t	prec,
		int	rnd_mode
	)

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◆ bf_set_overflow()

static int bf_set_overflow	(	bf_t *	r,
		int	sign,
		limb_t	prec,
		bf_flags_t	flags
	)

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◆ __bf_round()

static int __bf_round	(	bf_t *	r,
		limb_t	prec1,
		bf_flags_t	flags,
		limb_t	l,
		int	ret
	)

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◆ bf_normalize_and_round()

int bf_normalize_and_round	(	bf_t *	r,
		limb_t	prec1,
		bf_flags_t	flags
	)

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◆ bf_can_round()

int bf_can_round	(	const bf_t *	a,
		slimb_t	prec,
		bf_rnd_t	rnd_mode,
		slimb_t	k
	)

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◆ bf_round()

int bf_round	(	bf_t *	r,
		limb_t	prec,
		bf_flags_t	flags
	)

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◆ dump_limbs()

static __maybe_unused void dump_limbs	(	const char *	str,
		const limb_t *	tab,
		limb_t	n
	)

static

◆ mp_print_str()

void mp_print_str	(	const char *	str,
		const limb_t *	tab,
		limb_t	n
	)

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◆ mp_print_str_h()

static __maybe_unused void mp_print_str_h	(	const char *	str,
		const limb_t *	tab,
		limb_t	n,
		limb_t	high
	)

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◆ bf_print_str()

void bf_print_str	(	const char *	str,
		const bf_t *	a
	)

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◆ bf_cmpu()

int bf_cmpu	(	const bf_t *	a,
		const bf_t *	b
	)

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◆ bf_cmp_full()

int bf_cmp_full	(	const bf_t *	a,
		const bf_t *	b
	)

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◆ bf_cmp()

int bf_cmp	(	const bf_t *	a,
		const bf_t *	b
	)

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◆ count_cancelled_bits()

static limb_t count_cancelled_bits	(	const bf_t *	a,
		const bf_t *	b
	)

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◆ bf_add_internal()

static int bf_add_internal	(	bf_t *	r,
		const bf_t *	a,
		const bf_t *	b,
		limb_t	prec,
		bf_flags_t	flags,
		int	b_neg
	)

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◆ __bf_add()

static int __bf_add	(	bf_t *	r,
		const bf_t *	a,
		const bf_t *	b,
		limb_t	prec,
		bf_flags_t	flags
	)

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◆ __bf_sub()

static int __bf_sub	(	bf_t *	r,
		const bf_t *	a,
		const bf_t *	b,
		limb_t	prec,
		bf_flags_t	flags
	)

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◆ mp_add()

limb_t mp_add	(	limb_t *	res,
		const limb_t *	op1,
		const limb_t *	op2,
		limb_t	n,
		limb_t	carry
	)

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◆ mp_add_ui()

limb_t mp_add_ui	(	limb_t *	tab,
		limb_t	b,
		size_t	n
	)

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◆ mp_sub()

limb_t mp_sub	(	limb_t *	res,
		const limb_t *	op1,
		const limb_t *	op2,
		mp_size_t	n,
		limb_t	carry
	)

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◆ mp_neg()

static limb_t mp_neg	(	limb_t *	res,
		const limb_t *	op2,
		mp_size_t	n,
		limb_t	carry
	)

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◆ mp_sub_ui()

limb_t mp_sub_ui	(	limb_t *	tab,
		limb_t	b,
		mp_size_t	n
	)

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◆ mp_shr()

static limb_t mp_shr	(	limb_t *	tab_r,
		const limb_t *	tab,
		mp_size_t	n,
		int	shift,
		limb_t	high
	)

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◆ mp_mul1()

static limb_t mp_mul1	(	limb_t *	tabr,
		const limb_t *	taba,
		limb_t	n,
		limb_t	b,
		limb_t	l
	)

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◆ mp_add_mul1()

static limb_t mp_add_mul1	(	limb_t *	tabr,
		const limb_t *	taba,
		limb_t	n,
		limb_t	b
	)

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◆ mp_mul_basecase()

static void mp_mul_basecase	(	limb_t *	result,
		const limb_t *	op1,
		limb_t	op1_size,
		const limb_t *	op2,
		limb_t	op2_size
	)

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◆ mp_mul()

int mp_mul	(	bf_context_t *	s,
		limb_t *	result,
		const limb_t *	op1,
		limb_t	op1_size,
		const limb_t *	op2,
		limb_t	op2_size
	)

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◆ mp_sub_mul1()

static limb_t mp_sub_mul1	(	limb_t *	tabr,
		const limb_t *	taba,
		limb_t	n,
		limb_t	b
	)

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◆ udiv1norm_init()

static limb_t udiv1norm_init ( limb_t d )

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◆ udiv1norm()

static limb_t udiv1norm	(	limb_t *	pr,
		limb_t	a1,
		limb_t	a0,
		limb_t	d,
		limb_t	d_inv
	)

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◆ mp_div1norm()

static limb_t mp_div1norm	(	limb_t *	tabr,
		const limb_t *	taba,
		limb_t	n,
		limb_t	b,
		limb_t	r
	)

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◆ mp_divnorm_large()

static int mp_divnorm_large	(	bf_context_t *	s,
		limb_t *	tabq,
		limb_t *	taba,
		limb_t	na,
		const limb_t *	tabb,
		limb_t	nb
	)

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◆ mp_divnorm()

static int mp_divnorm	(	bf_context_t *	s,
		limb_t *	tabq,
		limb_t *	taba,
		limb_t	na,
		const limb_t *	tabb,
		limb_t	nb
	)

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◆ mp_recip()

int mp_recip	(	bf_context_t *	s,
		limb_t *	tabr,
		const limb_t *	taba,
		limb_t	n
	)

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◆ mp_cmp()

static int mp_cmp	(	const limb_t *	taba,
		const limb_t *	tabb,
		mp_size_t	n
	)

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◆ bf_mul()

int bf_mul	(	bf_t *	r,
		const bf_t *	a,
		const bf_t *	b,
		limb_t	prec,
		bf_flags_t	flags
	)

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◆ bf_mul_2exp()

int bf_mul_2exp	(	bf_t *	r,
		slimb_t	e,
		limb_t	prec,
		bf_flags_t	flags
	)

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◆ bf_get_exp_min()

slimb_t bf_get_exp_min ( const bf_t * a )

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◆ bf_tdivremu()

static void bf_tdivremu	(	bf_t *	q,
		bf_t *	r,
		const bf_t *	a,
		const bf_t *	b
	)

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◆ __bf_div()

static int __bf_div	(	bf_t *	r,
		const bf_t *	a,
		const bf_t *	b,
		limb_t	prec,
		bf_flags_t	flags
	)

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◆ bf_divrem()

int bf_divrem	(	bf_t *	q,
		bf_t *	r,
		const bf_t *	a,
		const bf_t *	b,
		limb_t	prec,
		bf_flags_t	flags,
		int	rnd_mode
	)

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◆ bf_rem()

int bf_rem	(	bf_t *	r,
		const bf_t *	a,
		const bf_t *	b,
		limb_t	prec,
		bf_flags_t	flags,
		int	rnd_mode
	)

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◆ bf_get_limb()

static int bf_get_limb	(	slimb_t *	pres,
		const bf_t *	a,
		int	flags
	)

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◆ bf_remquo()

int bf_remquo	(	slimb_t *	pq,
		bf_t *	r,
		const bf_t *	a,
		const bf_t *	b,
		limb_t	prec,
		bf_flags_t	flags,
		int	rnd_mode
	)

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◆ mul_mod()

static __maybe_unused limb_t mul_mod	(	limb_t	a,
		limb_t	b,
		limb_t	m
	)

static

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◆ mp_sqrtrem1()

static limb_t mp_sqrtrem1	(	limb_t *	pr,
		limb_t	a
	)

static

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◆ bf_isqrt()

limb_t bf_isqrt ( limb_t a )

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◆ mp_sqrtrem2()

static limb_t mp_sqrtrem2	(	limb_t *	tabs,
		limb_t *	taba
	)

static

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◆ mp_sqrtrem_rec()

static int mp_sqrtrem_rec	(	bf_context_t *	s,
		limb_t *	tabs,
		limb_t *	taba,
		limb_t	n,
		limb_t *	tmp_buf,
		limb_t *	prh
	)

static

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◆ mp_sqrtrem()

int mp_sqrtrem	(	bf_context_t *	s,
		limb_t *	tabs,
		limb_t *	taba,
		limb_t	n
	)

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◆ bf_sqrtrem()

int bf_sqrtrem	(	bf_t *	r,
		bf_t *	rem1,
		const bf_t *	a
	)

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◆ bf_sqrt()

int bf_sqrt	(	bf_t *	r,
		const bf_t *	a,
		limb_t	prec,
		bf_flags_t	flags
	)

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◆ bf_op2()

static no_inline int bf_op2	(	bf_t *	r,
		const bf_t *	a,
		const bf_t *	b,
		limb_t	prec,
		bf_flags_t	flags,
		bf_op2_func_t *	func
	)

static

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◆ bf_add()

int bf_add	(	bf_t *	r,
		const bf_t *	a,
		const bf_t *	b,
		limb_t	prec,
		bf_flags_t	flags
	)

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◆ bf_sub()

int bf_sub	(	bf_t *	r,
		const bf_t *	a,
		const bf_t *	b,
		limb_t	prec,
		bf_flags_t	flags
	)

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◆ bf_div()

int bf_div	(	bf_t *	r,
		const bf_t *	a,
		const bf_t *	b,
		limb_t	prec,
		bf_flags_t	flags
	)

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◆ bf_mul_ui()

int bf_mul_ui	(	bf_t *	r,
		const bf_t *	a,
		uint64_t	b1,
		limb_t	prec,
		bf_flags_t	flags
	)

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◆ bf_mul_si()

int bf_mul_si	(	bf_t *	r,
		const bf_t *	a,
		int64_t	b1,
		limb_t	prec,
		bf_flags_t	flags
	)

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◆ bf_add_si()

int bf_add_si	(	bf_t *	r,
		const bf_t *	a,
		int64_t	b1,
		limb_t	prec,
		bf_flags_t	flags
	)

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◆ bf_pow_ui()

static int bf_pow_ui	(	bf_t *	r,
		const bf_t *	a,
		limb_t	b,
		limb_t	prec,
		bf_flags_t	flags
	)

static

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◆ bf_pow_ui_ui()

static int bf_pow_ui_ui	(	bf_t *	r,
		limb_t	a1,
		limb_t	b,
		limb_t	prec,
		bf_flags_t	flags
	)

static

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◆ bf_rint()

int bf_rint	(	bf_t *	r,
		int	rnd_mode
	)

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◆ bf_logic_op1()

static limb_t bf_logic_op1	(	limb_t	a,
		limb_t	b,
		int	op
	)

static

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◆ bf_logic_op()

static int bf_logic_op	(	bf_t *	r,
		const bf_t *	a1,
		const bf_t *	b1,
		int	op
	)

static

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◆ bf_logic_or()

int bf_logic_or	(	bf_t *	r,
		const bf_t *	a,
		const bf_t *	b
	)

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◆ bf_logic_xor()

int bf_logic_xor	(	bf_t *	r,
		const bf_t *	a,
		const bf_t *	b
	)

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◆ bf_logic_and()

int bf_logic_and	(	bf_t *	r,
		const bf_t *	a,
		const bf_t *	b
	)

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◆ bf_get_float64()

int bf_get_float64	(	const bf_t *	a,
		double *	pres,
		bf_rnd_t	rnd_mode
	)

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◆ bf_set_float64()

int bf_set_float64	(	bf_t *	a,
		double	d
	)

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◆ bf_get_int32()

int bf_get_int32	(	int *	pres,
		const bf_t *	a,
		int	flags
	)

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◆ bf_get_int64()

int bf_get_int64	(	int64_t *	pres,
		const bf_t *	a,
		int	flags
	)

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◆ bf_get_uint64()

int bf_get_uint64	(	uint64_t *	pres,
		const bf_t *	a
	)

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◆ get_limb_radix()

static limb_t get_limb_radix ( int radix )

static

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◆ bf_integer_from_radix_rec()

static int bf_integer_from_radix_rec	(	bf_t *	r,
		const limb_t *	tab,
		limb_t	n,
		int	level,
		limb_t	n0,
		limb_t	radix,
		bf_t *	pow_tab
	)

static

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◆ bf_integer_from_radix()

static int bf_integer_from_radix	(	bf_t *	r,
		const limb_t *	tab,
		limb_t	n,
		limb_t	radix
	)

static

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◆ bf_mul_pow_radix()

int bf_mul_pow_radix	(	bf_t *	r,
		const bf_t *	T,
		limb_t	radix,
		slimb_t	expn,
		limb_t	prec,
		bf_flags_t	flags
	)

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◆ to_digit()

static int to_digit ( int c )

static

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◆ bf_add_limb()

static int bf_add_limb	(	bf_t *	a,
		slimb_t *	ppos,
		limb_t	v
	)

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◆ bf_tolower()

static int bf_tolower ( int c )

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◆ strcasestart()

static int strcasestart	(	const char *	str,
		const char *	val,
		const char **	ptr
	)

static

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◆ bf_atof_internal()

static int bf_atof_internal	(	bf_t *	r,
		slimb_t *	pexponent,
		const char *	str,
		const char **	pnext,
		int	radix,
		limb_t	prec,
		bf_flags_t	flags,
		BOOL	is_dec
	)

static

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◆ bf_atof2()

int bf_atof2	(	bf_t *	r,
		slimb_t *	pexponent,
		const char *	str,
		const char **	pnext,
		int	radix,
		limb_t	prec,
		bf_flags_t	flags
	)

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◆ bf_atof()

int bf_atof	(	bf_t *	r,
		const char *	str,
		const char **	pnext,
		int	radix,
		limb_t	prec,
		bf_flags_t	flags
	)

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◆ bf_mul_log2_radix()

slimb_t bf_mul_log2_radix	(	slimb_t	a1,
		unsigned int	radix,
		int	is_inv,
		int	is_ceil1
	)

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◆ bf_integer_to_radix_rec()

static int bf_integer_to_radix_rec	(	bf_t *	pow_tab,
		limb_t *	out,
		const bf_t *	a,
		limb_t	n,
		int	level,
		limb_t	n0,
		limb_t	radixl,
		unsigned int	radixl_bits
	)

static

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◆ bf_integer_to_radix()

static int bf_integer_to_radix	(	bf_t *	r,
		const bf_t *	a,
		limb_t	radixl
	)

static

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◆ bf_convert_to_radix()

static int bf_convert_to_radix	(	bf_t *	r,
		slimb_t *	pE,
		const bf_t *	a,
		int	radix,
		limb_t	P,
		bf_rnd_t	rnd_mode,
		BOOL	is_fixed_exponent
	)

static

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◆ limb_to_a()

static void limb_to_a	(	char *	buf,
		limb_t	n,
		unsigned int	radix,
		int	len
	)

static

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◆ limb_to_a2()

static void limb_to_a2	(	char *	buf,
		limb_t	n,
		unsigned int	radix_bits,
		int	len
	)

static

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◆ output_digits()

static void output_digits	(	DynBuf *	s,
		const bf_t *	a1,
		int	radix,
		limb_t	n_digits,
		limb_t	dot_pos,
		BOOL	is_dec
	)

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◆ bf_dbuf_realloc()

static void * bf_dbuf_realloc	(	void *	opaque,
		void *	ptr,
		size_t	size
	)

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◆ bf_ftoa_internal()

static char * bf_ftoa_internal	(	size_t *	plen,
		const bf_t *	a2,
		int	radix,
		limb_t	prec,
		bf_flags_t	flags,
		BOOL	is_dec
	)

static

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◆ bf_ftoa()

char * bf_ftoa	(	size_t *	plen,
		const bf_t *	a,
		int	radix,
		limb_t	prec,
		bf_flags_t	flags
	)

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◆ bf_const_log2_rec()

static void bf_const_log2_rec	(	bf_t *	T,
		bf_t *	P,
		bf_t *	Q,
		limb_t	n1,
		limb_t	n2,
		BOOL	need_P
	)

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◆ bf_const_log2_internal()

static void bf_const_log2_internal	(	bf_t *	T,
		limb_t	prec
	)

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◆ chud_bs()

static void chud_bs	(	bf_t *	P,
		bf_t *	Q,
		bf_t *	G,
		int64_t	a,
		int64_t	b,
		int	need_g,
		limb_t	prec
	)

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◆ bf_const_pi_internal()

static void bf_const_pi_internal	(	bf_t *	Q,
		limb_t	prec
	)

static

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◆ bf_const_get()

static int bf_const_get	(	bf_t *	T,
		limb_t	prec,
		bf_flags_t	flags,
		BFConstCache *	c,
		void()(bf_t res, limb_t prec)	func,
		int	sign
	)

static

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◆ bf_const_free()

static void bf_const_free ( BFConstCache * c )

static

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◆ bf_const_log2()

int bf_const_log2	(	bf_t *	T,
		limb_t	prec,
		bf_flags_t	flags
	)

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◆ bf_const_pi_signed()

static int bf_const_pi_signed	(	bf_t *	T,
		int	sign,
		limb_t	prec,
		bf_flags_t	flags
	)

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◆ bf_const_pi()

int bf_const_pi	(	bf_t *	T,
		limb_t	prec,
		bf_flags_t	flags
	)

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◆ bf_clear_cache()

void bf_clear_cache ( bf_context_t * s )

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◆ bf_ziv_rounding()

static int bf_ziv_rounding	(	bf_t *	r,
		const bf_t *	a,
		limb_t	prec,
		bf_flags_t	flags,
		ZivFunc *	f,
		void *	opaque
	)

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◆ bf_add_epsilon()

static int bf_add_epsilon	(	bf_t *	r,
		const bf_t *	a,
		slimb_t	e,
		int	e_sign,
		limb_t	prec,
		int	flags
	)

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◆ bf_exp_internal()

static int bf_exp_internal	(	bf_t *	r,
		const bf_t *	a,
		limb_t	prec,
		void *	opaque
	)

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◆ check_exp_underflow_overflow()

static int check_exp_underflow_overflow	(	bf_context_t *	s,
		bf_t *	r,
		const bf_t *	a_low,
		const bf_t *	a_high,
		limb_t	prec,
		bf_flags_t	flags
	)

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◆ bf_exp()

int bf_exp	(	bf_t *	r,
		const bf_t *	a,
		limb_t	prec,
		bf_flags_t	flags
	)

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◆ bf_log_internal()

static int bf_log_internal	(	bf_t *	r,
		const bf_t *	a,
		limb_t	prec,
		void *	opaque
	)

static

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◆ bf_log()

int bf_log	(	bf_t *	r,
		const bf_t *	a,
		limb_t	prec,
		bf_flags_t	flags
	)

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◆ bf_pow_generic()

static int bf_pow_generic	(	bf_t *	r,
		const bf_t *	x,
		limb_t	prec,
		void *	opaque
	)

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◆ bf_pow_int()

static int bf_pow_int	(	bf_t *	r,
		const bf_t *	x,
		limb_t	prec,
		void *	opaque
	)

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◆ check_exact_power2n()

static BOOL check_exact_power2n	(	bf_t *	r,
		const bf_t *	x,
		slimb_t	n
	)

static

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◆ bf_pow()

int bf_pow	(	bf_t *	r,
		const bf_t *	x,
		const bf_t *	y,
		limb_t	prec,
		bf_flags_t	flags
	)

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◆ bf_sqrt_sin()

static void bf_sqrt_sin	(	bf_t *	r,
		const bf_t *	x,
		limb_t	prec1
	)

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◆ bf_sincos()

static int bf_sincos	(	bf_t *	s,
		bf_t *	c,
		const bf_t *	a,
		limb_t	prec
	)

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◆ bf_cos_internal()

static int bf_cos_internal	(	bf_t *	r,
		const bf_t *	a,
		limb_t	prec,
		void *	opaque
	)

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◆ bf_cos()

int bf_cos	(	bf_t *	r,
		const bf_t *	a,
		limb_t	prec,
		bf_flags_t	flags
	)

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◆ bf_sin_internal()

static int bf_sin_internal	(	bf_t *	r,
		const bf_t *	a,
		limb_t	prec,
		void *	opaque
	)

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◆ bf_sin()

int bf_sin	(	bf_t *	r,
		const bf_t *	a,
		limb_t	prec,
		bf_flags_t	flags
	)

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◆ bf_tan_internal()

static int bf_tan_internal	(	bf_t *	r,
		const bf_t *	a,
		limb_t	prec,
		void *	opaque
	)

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◆ bf_tan()

int bf_tan	(	bf_t *	r,
		const bf_t *	a,
		limb_t	prec,
		bf_flags_t	flags
	)

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◆ bf_atan_internal()

static int bf_atan_internal	(	bf_t *	r,
		const bf_t *	a,
		limb_t	prec,
		void *	opaque
	)

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◆ bf_atan()

int bf_atan	(	bf_t *	r,
		const bf_t *	a,
		limb_t	prec,
		bf_flags_t	flags
	)

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◆ bf_atan2_internal()

static int bf_atan2_internal	(	bf_t *	r,
		const bf_t *	y,
		limb_t	prec,
		void *	opaque
	)

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◆ bf_atan2()

int bf_atan2	(	bf_t *	r,
		const bf_t *	y,
		const bf_t *	x,
		limb_t	prec,
		bf_flags_t	flags
	)

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◆ bf_asin_internal()

static int bf_asin_internal	(	bf_t *	r,
		const bf_t *	a,
		limb_t	prec,
		void *	opaque
	)

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◆ bf_asin()

int bf_asin	(	bf_t *	r,
		const bf_t *	a,
		limb_t	prec,
		bf_flags_t	flags
	)

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◆ bf_acos()

int bf_acos	(	bf_t *	r,
		const bf_t *	a,
		limb_t	prec,
		bf_flags_t	flags
	)

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◆ shrd()

static __maybe_unused limb_t shrd	(	limb_t	low,
		limb_t	high,
		long	shift
	)

static

◆ shld()

static __maybe_unused limb_t shld	(	limb_t	a1,
		limb_t	a0,
		long	shift
	)

static

◆ fast_udiv_init()

static __maybe_unused void fast_udiv_init	(	FastDivData *	s,
		limb_t	d
	)

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◆ fast_udiv()

static limb_t fast_udiv	(	limb_t	a,
		const FastDivData *	s
	)

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◆ fast_shr_dec()

static limb_t fast_shr_dec	(	limb_t	a,
		int	shift
	)

static

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◆ mp_add_dec()

limb_t mp_add_dec	(	limb_t *	res,
		const limb_t *	op1,
		const limb_t *	op2,
		mp_size_t	n,
		limb_t	carry
	)

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◆ mp_add_ui_dec()

limb_t mp_add_ui_dec	(	limb_t *	tab,
		limb_t	b,
		mp_size_t	n
	)

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◆ mp_sub_dec()

limb_t mp_sub_dec	(	limb_t *	res,
		const limb_t *	op1,
		const limb_t *	op2,
		mp_size_t	n,
		limb_t	carry
	)

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◆ mp_sub_ui_dec()

limb_t mp_sub_ui_dec	(	limb_t *	tab,
		limb_t	b,
		mp_size_t	n
	)

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◆ mp_mul1_dec()

limb_t mp_mul1_dec	(	limb_t *	tabr,
		const limb_t *	taba,
		mp_size_t	n,
		limb_t	b,
		limb_t	l
	)

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◆ mp_add_mul1_dec()

limb_t mp_add_mul1_dec	(	limb_t *	tabr,
		const limb_t *	taba,
		mp_size_t	n,
		limb_t	b
	)

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◆ mp_sub_mul1_dec()

limb_t mp_sub_mul1_dec	(	limb_t *	tabr,
		const limb_t *	taba,
		mp_size_t	n,
		limb_t	b
	)

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◆ mp_mul_basecase_dec()

void mp_mul_basecase_dec	(	limb_t *	result,
		const limb_t *	op1,
		mp_size_t	op1_size,
		const limb_t *	op2,
		mp_size_t	op2_size
	)

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◆ mp_div1_dec()

limb_t mp_div1_dec	(	limb_t *	tabr,
		const limb_t *	taba,
		mp_size_t	na,
		limb_t	b,
		limb_t	r
	)

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◆ mp_print_str_dec()

static __maybe_unused void mp_print_str_dec	(	const char *	str,
		const limb_t *	tab,
		slimb_t	n
	)

static

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◆ mp_print_str_h_dec()

static __maybe_unused void mp_print_str_h_dec	(	const char *	str,
		const limb_t *	tab,
		slimb_t	n,
		limb_t	high
	)

static

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◆ mp_div_dec()

static int mp_div_dec	(	bf_context_t *	s,
		limb_t *	tabq,
		limb_t *	taba,
		mp_size_t	na,
		const limb_t *	tabb1,
		mp_size_t	nb
	)

static

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◆ mp_shr_dec()

static limb_t mp_shr_dec	(	limb_t *	tab_r,
		const limb_t *	tab,
		mp_size_t	n,
		limb_t	shift,
		limb_t	high
	)

static

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◆ mp_shl_dec()

static limb_t mp_shl_dec	(	limb_t *	tab_r,
		const limb_t *	tab,
		mp_size_t	n,
		limb_t	shift,
		limb_t	low
	)

static

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◆ mp_sqrtrem2_dec()

static limb_t mp_sqrtrem2_dec	(	limb_t *	tabs,
		limb_t *	taba
	)

static

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◆ mp_sqrtrem_rec_dec()

static limb_t mp_sqrtrem_rec_dec	(	limb_t *	tabs,
		limb_t *	taba,
		limb_t	n,
		limb_t *	tmp_buf
	)

static

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◆ mp_sqrtrem_dec()

int mp_sqrtrem_dec	(	bf_context_t *	s,
		limb_t *	tabs,
		limb_t *	taba,
		limb_t	n
	)

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◆ clz_dec()

static int clz_dec ( limb_t a )

static

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◆ bfdec_print_str()

void bfdec_print_str	(	const char *	str,
		const bfdec_t *	a
	)

◆ scan_digit_nz()

static limb_t scan_digit_nz	(	const bfdec_t *	r,
		slimb_t	bit_pos
	)

static

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◆ bfdec_get_rnd_add()

static int bfdec_get_rnd_add	(	int *	pret,
		const bfdec_t *	r,
		limb_t	l,
		slimb_t	prec,
		int	rnd_mode
	)

static

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◆ __bfdec_round()

static int __bfdec_round	(	bfdec_t *	r,
		limb_t	prec1,
		bf_flags_t	flags,
		limb_t	l
	)

static

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◆ bfdec_round()

int bfdec_round	(	bfdec_t *	r,
		limb_t	prec,
		bf_flags_t	flags
	)

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◆ bfdec_normalize_and_round()

int bfdec_normalize_and_round	(	bfdec_t *	r,
		limb_t	prec1,
		bf_flags_t	flags
	)

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◆ bfdec_set_ui()

int bfdec_set_ui	(	bfdec_t *	r,
		uint64_t	v
	)

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◆ bfdec_set_si()

int bfdec_set_si	(	bfdec_t *	r,
		int64_t	v
	)

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◆ bfdec_add_internal()

static int bfdec_add_internal	(	bfdec_t *	r,
		const bfdec_t *	a,
		const bfdec_t *	b,
		limb_t	prec,
		bf_flags_t	flags,
		int	b_neg
	)

static

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◆ __bfdec_add()

static int __bfdec_add	(	bfdec_t *	r,
		const bfdec_t *	a,
		const bfdec_t *	b,
		limb_t	prec,
		bf_flags_t	flags
	)

static

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◆ __bfdec_sub()

static int __bfdec_sub	(	bfdec_t *	r,
		const bfdec_t *	a,
		const bfdec_t *	b,
		limb_t	prec,
		bf_flags_t	flags
	)

static

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◆ bfdec_add()

int bfdec_add	(	bfdec_t *	r,
		const bfdec_t *	a,
		const bfdec_t *	b,
		limb_t	prec,
		bf_flags_t	flags
	)

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◆ bfdec_sub()

int bfdec_sub	(	bfdec_t *	r,
		const bfdec_t *	a,
		const bfdec_t *	b,
		limb_t	prec,
		bf_flags_t	flags
	)

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◆ bfdec_mul()

int bfdec_mul	(	bfdec_t *	r,
		const bfdec_t *	a,
		const bfdec_t *	b,
		limb_t	prec,
		bf_flags_t	flags
	)

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◆ bfdec_mul_si()

int bfdec_mul_si	(	bfdec_t *	r,
		const bfdec_t *	a,
		int64_t	b1,
		limb_t	prec,
		bf_flags_t	flags
	)

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◆ bfdec_add_si()

int bfdec_add_si	(	bfdec_t *	r,
		const bfdec_t *	a,
		int64_t	b1,
		limb_t	prec,
		bf_flags_t	flags
	)

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◆ __bfdec_div()

static int __bfdec_div	(	bfdec_t *	r,
		const bfdec_t *	a,
		const bfdec_t *	b,
		limb_t	prec,
		bf_flags_t	flags
	)

static

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◆ bfdec_div()

int bfdec_div	(	bfdec_t *	r,
		const bfdec_t *	a,
		const bfdec_t *	b,
		limb_t	prec,
		bf_flags_t	flags
	)

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◆ bfdec_tdivremu()

static void bfdec_tdivremu	(	bf_context_t *	s,
		bfdec_t *	q,
		bfdec_t *	r,
		const bfdec_t *	a,
		const bfdec_t *	b
	)

static

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◆ bfdec_divrem()

int bfdec_divrem	(	bfdec_t *	q,
		bfdec_t *	r,
		const bfdec_t *	a,
		const bfdec_t *	b,
		limb_t	prec,
		bf_flags_t	flags,
		int	rnd_mode
	)

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◆ bfdec_rem()

int bfdec_rem	(	bfdec_t *	r,
		const bfdec_t *	a,
		const bfdec_t *	b,
		limb_t	prec,
		bf_flags_t	flags,
		int	rnd_mode
	)

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◆ bfdec_rint()

int bfdec_rint	(	bfdec_t *	r,
		int	rnd_mode
	)

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◆ bfdec_sqrt()

int bfdec_sqrt	(	bfdec_t *	r,
		const bfdec_t *	a,
		limb_t	prec,
		bf_flags_t	flags
	)

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◆ bfdec_get_int32()

int bfdec_get_int32	(	int *	pres,
		const bfdec_t *	a
	)

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◆ bfdec_pow_ui()

int bfdec_pow_ui	(	bfdec_t *	r,
		const bfdec_t *	a,
		limb_t	b
	)

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◆ bfdec_ftoa()

char * bfdec_ftoa	(	size_t *	plen,
		const bfdec_t *	a,
		limb_t	prec,
		bf_flags_t	flags
	)

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◆ bfdec_atof()

int bfdec_atof	(	bfdec_t *	r,
		const char *	str,
		const char **	pnext,
		limb_t	prec,
		bf_flags_t	flags
	)

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◆ put_bits()

static void put_bits	(	limb_t *	tab,
		limb_t	len,
		slimb_t	pos,
		limb_t	val
	)

static

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◆ get_trig()

static no_inline NTTLimb * get_trig	(	BFNTTState *	s,
		int	k,
		int	inverse,
		int	m_idx
	)

static

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◆ add_mod()

static limb_t add_mod	(	limb_t	a,
		limb_t	b,
		limb_t	m
	)

static

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◆ sub_mod()

static limb_t sub_mod	(	limb_t	a,
		limb_t	b,
		limb_t	m
	)

static

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◆ mod_fast()

static limb_t mod_fast	(	dlimb_t	r,
		limb_t	m,
		limb_t	m_inv
	)

static

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◆ mul_mod_fast()

static limb_t mul_mod_fast	(	limb_t	a,
		limb_t	b,
		limb_t	m,
		limb_t	m_inv
	)

static

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◆ init_mul_mod_fast()

static limb_t init_mul_mod_fast ( limb_t m )

static

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◆ mul_mod_fast2()

static limb_t mul_mod_fast2	(	limb_t	a,
		limb_t	b,
		limb_t	m,
		limb_t	b_inv
	)

static

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◆ mul_mod_fast3()

static limb_t mul_mod_fast3	(	limb_t	a,
		limb_t	b,
		limb_t	m,
		limb_t	b_inv
	)

static

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◆ init_mul_mod_fast2()

static limb_t init_mul_mod_fast2	(	limb_t	b,
		limb_t	m
	)

static

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◆ ntt_malloc()

static void * ntt_malloc	(	BFNTTState *	s,
		size_t	size
	)

static

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◆ ntt_free()

static void ntt_free	(	BFNTTState *	s,
		void *	ptr
	)

static

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◆ ntt_limb_to_int()

static limb_t ntt_limb_to_int	(	NTTLimb	a,
		limb_t	m
	)

static

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◆ int_to_ntt_limb()

static NTTLimb int_to_ntt_limb	(	slimb_t	a,
		limb_t	m
	)

static

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◆ ntt_fft()

static no_inline int ntt_fft	(	BFNTTState *	s,
		NTTLimb *	out_buf,
		NTTLimb *	in_buf,
		NTTLimb *	tmp_buf,
		int	fft_len_log2,
		int	inverse,
		int	m_idx
	)

static

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◆ ntt_vec_mul()

static void ntt_vec_mul	(	BFNTTState *	s,
		NTTLimb *	tab1,
		NTTLimb *	tab2,
		int	fft_len_log2,
		int	k_tot,
		int	m_idx
	)

static

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◆ mul_trig()

static no_inline void mul_trig	(	NTTLimb *	buf,
		limb_t	n,
		limb_t	c_mul,
		limb_t	m,
		limb_t	m_inv
	)

static

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◆ ntt_fft_partial()

static int ntt_fft_partial	(	BFNTTState *	s,
		NTTLimb *	buf1,
		int	k1,
		int	k2,
		limb_t	n1,
		limb_t	n2,
		int	inverse,
		limb_t	m_idx
	)

static

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◆ ntt_conv()

static int ntt_conv	(	BFNTTState *	s,
		NTTLimb *	buf1,
		NTTLimb *	buf2,
		int	k,
		int	k_tot,
		limb_t	m_idx
	)

static

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◆ limb_to_ntt()

static no_inline void limb_to_ntt	(	BFNTTState *	s,
		NTTLimb *	tabr,
		limb_t	fft_len,
		const limb_t *	taba,
		limb_t	a_len,
		int	dpl,
		int	first_m_idx,
		int	nb_mods
	)

static

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◆ ntt_to_limb()

static no_inline void ntt_to_limb	(	BFNTTState *	s,
		limb_t *	tabr,
		limb_t	r_len,
		const NTTLimb *	buf,
		int	fft_len_log2,
		int	dpl,
		int	nb_mods
	)

static

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◆ ntt_static_init()

static int ntt_static_init ( bf_context_t * s1 )

static

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◆ bf_get_fft_size()

int bf_get_fft_size	(	int *	pdpl,
		int *	pnb_mods,
		limb_t	len
	)

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Variable Documentation

◆ sqrt_table

const uint16_t sqrt_table[192]

static

Initial value:

= {
128,128,129,130,131,132,133,134,135,136,137,138,139,140,141,142,143,144,144,145,146,147,148,149,150,150,151,152,153,154,155,155,156,157,158,159,160,160,161,162,163,163,164,165,166,167,167,168,169,170,170,171,172,173,173,174,175,176,176,177,178,178,179,180,181,181,182,183,183,184,185,185,186,187,187,188,189,189,190,191,192,192,193,193,194,195,195,196,197,197,198,199,199,200,201,201,202,203,203,204,204,205,206,206,207,208,208,209,209,210,211,211,212,212,213,214,214,215,215,216,217,217,218,218,219,219,220,221,221,222,222,223,224,224,225,225,226,226,227,227,228,229,229,230,230,231,231,232,232,233,234,234,235,235,236,236,237,237,238,238,239,240,240,241,241,242,242,243,243,244,244,245,245,246,246,247,247,248,248,249,249,250,250,251,251,252,252,253,253,254,254,255,
}

◆ digits_per_limb_table

const uint8_t digits_per_limb_table[BF_RADIX_MAX - 1]

static

Initial value:

= {
 
64,40,32,27,24,22,21,20,19,18,17,17,16,16,16,15,15,15,14,14,14,14,13,13,13,13,13,13,13,12,12,12,12,12,12,
 
}

◆ inv_log2_radix

const uint32_t inv_log2_radix[BF_RADIX_MAX - 1][LIMB_BITS/32+1]

static

◆ log2_radix

const limb_t log2_radix[BF_RADIX_MAX - 1]

static

◆ mp_pow_dec

const limb_t mp_pow_dec[LIMB_DIGITS+1]

Initial value:

= {
    1U,
    10U,
    100U,
    1000U,
    10000U,
    100000U,
    1000000U,
    10000000U,
    100000000U,
    1000000000U,
 
}

◆ mp_pow_div

const FastDivData mp_pow_div[LIMB_DIGITS+1]

static

Data Structures

Macros

Typedefs

Functions

Variables

Data Structure Documentation

◆ Float64Union

◆ FastDivData

◆ BFNTTState

Macro Definition Documentation

◆ USE_FFT_MUL

◆ USE_BF_DEC

◆ FFT_MUL_THRESHOLD

◆ DIVNORM_LARGE_THRESHOLD

◆ UDIV1NORM_THRESHOLD

◆ FMT_LIMB1

◆ FMT_LIMB

◆ PRId_LIMB

◆ PRIu_LIMB

◆ FFT_MUL_R_OVERLAP_A

◆ FFT_MUL_R_OVERLAP_B

◆ FFT_MUL_R_NORESIZE

◆ malloc

◆ free

◆ realloc

◆ BF_LOGIC_OR

◆ BF_LOGIC_XOR

◆ BF_LOGIC_AND

◆ RADIXL_10

◆ CHUD_A

◆ CHUD_B

◆ CHUD_C

◆ CHUD_BITS_PER_TERM

◆ adddq

◆ subdq

◆ muldq

◆ divdq

◆ fast_shr_rem_dec

◆ DIV_STATIC_ALLOC_LEN

◆ NTT_TRIG_K_MAX

◆ STRIP_LEN

Typedef Documentation

◆ mp_size_t

◆ bf_op2_func_t

◆ ZivFunc

◆ NTTLimb

Function Documentation

◆ fft_mul()

◆ fft_clear_cache()

◆ get_digit()

◆ clz()

◆ ctz()

◆ ceil_log2()

◆ ceil_div()

◆ floor_div()

◆ smod()

◆ sat_add()

◆ bf_context_init()

◆ bf_context_end()

◆ bf_init()

◆ bf_resize()

◆ bf_set_ui()

◆ bf_set_si()

◆ bf_set_nan()

◆ bf_set_zero()

◆ bf_set_inf()

◆ bf_set()

◆ bf_move()

◆ get_limbz()

◆ get_bits()

◆ get_bit()

◆ limb_mask()

◆ mp_scan_nz()

◆ scan_bit_nz()

◆ bf_get_rnd_add()

◆ bf_set_overflow()

◆ __bf_round()

◆ bf_normalize_and_round()

◆ bf_can_round()

◆ bf_round()