Add Chromium-only Blender WebEngine parity work
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mes123456
206
blender-5.2.0/extern/gmp-source/demos/expr/exprz.c
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blender-5.2.0/extern/gmp-source/demos/expr/exprz.c
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/* mpz expression evaluation, simple part
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Copyright 2000-2002 Free Software Foundation, Inc.
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This file is part of the GNU MP Library.
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The GNU MP Library is free software; you can redistribute it and/or modify
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it under the terms of either:
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* the GNU Lesser General Public License as published by the Free
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Software Foundation; either version 3 of the License, or (at your
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option) any later version.
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or
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* the GNU General Public License as published by the Free Software
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Foundation; either version 2 of the License, or (at your option) any
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later version.
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or both in parallel, as here.
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The GNU MP Library is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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You should have received copies of the GNU General Public License and the
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GNU Lesser General Public License along with the GNU MP Library. If not,
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see https://www.gnu.org/licenses/. */
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#include <ctype.h>
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#include <stdio.h>
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#include <string.h>
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#include "gmp.h"
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#include "expr-impl.h"
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/* Change this to "#define TRACE(x) x" to get some traces. */
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#define TRACE(x)
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/* These are macros, so need function wrappers. */
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static int
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e_mpz_sgn (mpz_srcptr x)
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{
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return mpz_sgn (x);
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}
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static int
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e_mpz_odd_p (mpz_srcptr x)
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{
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return mpz_odd_p (x);
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}
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static int
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e_mpz_even_p (mpz_srcptr x)
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{
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return mpz_even_p (x);
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}
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/* These wrapped because MPEXPR_TYPE_I_ functions are expected to return
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"int" whereas these return "unsigned long". */
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static void
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e_mpz_hamdist (mpz_ptr w, mpz_srcptr x, mpz_srcptr y)
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{
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mpz_set_ui (w, mpz_hamdist (x, y));
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}
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static void
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e_mpz_popcount (mpz_ptr w, mpz_srcptr x)
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{
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mpz_set_ui (w, mpz_popcount (x));
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}
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static void
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e_mpz_scan0 (mpz_ptr w, mpz_srcptr x, unsigned long start)
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{
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mpz_set_ui (w, mpz_scan0 (x, start));
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}
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static void
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e_mpz_scan1 (mpz_ptr w, mpz_srcptr x, unsigned long start)
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{
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mpz_set_ui (w, mpz_scan1 (x, start));
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}
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/* These wrapped because they're in-place whereas MPEXPR_TYPE_BINARY_UI
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expects a separate source and destination. Actually the parser will
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normally pass w==x anyway. */
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static void
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e_mpz_setbit (mpz_ptr w, mpz_srcptr x, unsigned long n)
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{
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if (w != x)
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mpz_set (w, x);
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mpz_setbit (w, n);
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}
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static void
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e_mpz_clrbit (mpz_ptr w, mpz_srcptr x, unsigned long n)
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{
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if (w != x)
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mpz_set (w, x);
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mpz_clrbit (w, n);
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}
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static const struct mpexpr_operator_t _mpz_expr_standard_table[] = {
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{ "**", (mpexpr_fun_t) mpz_pow_ui,
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MPEXPR_TYPE_BINARY_UI | MPEXPR_TYPE_RIGHTASSOC, 220 },
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{ "~", (mpexpr_fun_t) mpz_com,
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MPEXPR_TYPE_UNARY | MPEXPR_TYPE_PREFIX, 210 },
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{ "!", (mpexpr_fun_t) e_mpz_sgn,
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MPEXPR_TYPE_LOGICAL_NOT | MPEXPR_TYPE_PREFIX, 210 },
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{ "-", (mpexpr_fun_t) mpz_neg,
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MPEXPR_TYPE_UNARY | MPEXPR_TYPE_PREFIX, 210 },
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{ "*", (mpexpr_fun_t) mpz_mul, MPEXPR_TYPE_BINARY, 200 },
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{ "/", (mpexpr_fun_t) mpz_tdiv_q, MPEXPR_TYPE_BINARY, 200 },
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{ "%", (mpexpr_fun_t) mpz_tdiv_r, MPEXPR_TYPE_BINARY, 200 },
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{ "+", (mpexpr_fun_t) mpz_add, MPEXPR_TYPE_BINARY, 190 },
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{ "-", (mpexpr_fun_t) mpz_sub, MPEXPR_TYPE_BINARY, 190 },
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{ "<<", (mpexpr_fun_t) mpz_mul_2exp, MPEXPR_TYPE_BINARY_UI, 180 },
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{ ">>", (mpexpr_fun_t) mpz_tdiv_q_2exp, MPEXPR_TYPE_BINARY_UI, 180 },
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{ "<=", (mpexpr_fun_t) mpz_cmp, MPEXPR_TYPE_CMP_LE, 170 },
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{ "<", (mpexpr_fun_t) mpz_cmp, MPEXPR_TYPE_CMP_LT, 170 },
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{ ">=", (mpexpr_fun_t) mpz_cmp, MPEXPR_TYPE_CMP_GE, 170 },
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{ ">", (mpexpr_fun_t) mpz_cmp, MPEXPR_TYPE_CMP_GT, 170 },
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{ "==", (mpexpr_fun_t) mpz_cmp, MPEXPR_TYPE_CMP_EQ, 160 },
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{ "!=", (mpexpr_fun_t) mpz_cmp, MPEXPR_TYPE_CMP_NE, 160 },
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{ "&", (mpexpr_fun_t) mpz_and, MPEXPR_TYPE_BINARY, 150 },
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{ "^", (mpexpr_fun_t) mpz_xor, MPEXPR_TYPE_BINARY, 140 },
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{ "|", (mpexpr_fun_t) mpz_ior, MPEXPR_TYPE_BINARY, 130 },
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{ "&&", (mpexpr_fun_t) e_mpz_sgn, MPEXPR_TYPE_LOGICAL_AND, 120 },
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{ "||", (mpexpr_fun_t) e_mpz_sgn, MPEXPR_TYPE_LOGICAL_OR, 110 },
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{ ":", NULL, MPEXPR_TYPE_COLON, 101 },
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{ "?", (mpexpr_fun_t) e_mpz_sgn, MPEXPR_TYPE_QUESTION, 100 },
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{ ")", NULL, MPEXPR_TYPE_CLOSEPAREN, 4 },
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{ "(", NULL, MPEXPR_TYPE_OPENPAREN, 3 },
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{ ",", NULL, MPEXPR_TYPE_ARGSEP, 2 },
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{ "$", NULL, MPEXPR_TYPE_VARIABLE, 1 },
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{ "abs", (mpexpr_fun_t) mpz_abs, MPEXPR_TYPE_UNARY },
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{ "bin", (mpexpr_fun_t) mpz_bin_ui, MPEXPR_TYPE_BINARY_UI },
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{ "clrbit", (mpexpr_fun_t) e_mpz_clrbit, MPEXPR_TYPE_BINARY_UI },
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{ "cmp", (mpexpr_fun_t) mpz_cmp, MPEXPR_TYPE_I_BINARY },
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{ "cmpabs", (mpexpr_fun_t) mpz_cmpabs, MPEXPR_TYPE_I_BINARY },
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{ "congruent_p",(mpexpr_fun_t)mpz_congruent_p, MPEXPR_TYPE_I_TERNARY },
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{ "divisible_p",(mpexpr_fun_t)mpz_divisible_p, MPEXPR_TYPE_I_BINARY },
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{ "even_p", (mpexpr_fun_t) e_mpz_even_p, MPEXPR_TYPE_I_UNARY },
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{ "fib", (mpexpr_fun_t) mpz_fib_ui, MPEXPR_TYPE_UNARY_UI },
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{ "fac", (mpexpr_fun_t) mpz_fac_ui, MPEXPR_TYPE_UNARY_UI },
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{ "gcd", (mpexpr_fun_t) mpz_gcd, MPEXPR_TYPE_BINARY
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| MPEXPR_TYPE_PAIRWISE },
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{ "hamdist", (mpexpr_fun_t) e_mpz_hamdist, MPEXPR_TYPE_BINARY },
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{ "invert", (mpexpr_fun_t) mpz_invert, MPEXPR_TYPE_BINARY },
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{ "jacobi", (mpexpr_fun_t) mpz_jacobi, MPEXPR_TYPE_I_BINARY },
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{ "kronecker", (mpexpr_fun_t) mpz_kronecker, MPEXPR_TYPE_I_BINARY },
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{ "lcm", (mpexpr_fun_t) mpz_lcm, MPEXPR_TYPE_BINARY
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| MPEXPR_TYPE_PAIRWISE },
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{ "lucnum", (mpexpr_fun_t) mpz_lucnum_ui, MPEXPR_TYPE_UNARY_UI },
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{ "max", (mpexpr_fun_t) mpz_cmp, MPEXPR_TYPE_MAX
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| MPEXPR_TYPE_PAIRWISE },
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{ "min", (mpexpr_fun_t) mpz_cmp, MPEXPR_TYPE_MIN
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| MPEXPR_TYPE_PAIRWISE },
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{ "nextprime", (mpexpr_fun_t) mpz_nextprime, MPEXPR_TYPE_UNARY },
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{ "odd_p", (mpexpr_fun_t) e_mpz_odd_p, MPEXPR_TYPE_I_UNARY },
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{ "perfect_power_p", (mpexpr_fun_t)mpz_perfect_power_p, MPEXPR_TYPE_I_UNARY},
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{ "perfect_square_p",(mpexpr_fun_t)mpz_perfect_square_p,MPEXPR_TYPE_I_UNARY},
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{ "popcount", (mpexpr_fun_t) e_mpz_popcount, MPEXPR_TYPE_UNARY },
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{ "powm", (mpexpr_fun_t) mpz_powm, MPEXPR_TYPE_TERNARY },
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{ "probab_prime_p", (mpexpr_fun_t)mpz_probab_prime_p, MPEXPR_TYPE_I_UNARY},
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{ "root", (mpexpr_fun_t) mpz_root, MPEXPR_TYPE_BINARY_UI },
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{ "scan0", (mpexpr_fun_t) e_mpz_scan0, MPEXPR_TYPE_BINARY_UI },
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{ "scan1", (mpexpr_fun_t) e_mpz_scan1, MPEXPR_TYPE_BINARY_UI },
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{ "setbit", (mpexpr_fun_t) e_mpz_setbit, MPEXPR_TYPE_BINARY_UI },
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{ "tstbit", (mpexpr_fun_t) mpz_tstbit, MPEXPR_TYPE_I_BINARY_UI },
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{ "sgn", (mpexpr_fun_t) e_mpz_sgn, MPEXPR_TYPE_I_UNARY },
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{ "sqrt", (mpexpr_fun_t) mpz_sqrt, MPEXPR_TYPE_UNARY },
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{ NULL }
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};
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/* The table is available globally only through a pointer, so the table size
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can change without breaking binary compatibility. */
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const struct mpexpr_operator_t * const mpz_expr_standard_table
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= _mpz_expr_standard_table;
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int
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mpz_expr (mpz_ptr res, int base, const char *e, ...)
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{
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mpz_srcptr var[MPEXPR_VARIABLES];
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va_list ap;
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int ret;
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va_start (ap, e);
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TRACE (printf ("mpz_expr(): base %d, %s\n", base, e));
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ret = mpexpr_va_to_var ((void **) var, ap);
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va_end (ap);
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if (ret != MPEXPR_RESULT_OK)
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return ret;
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return mpz_expr_a (mpz_expr_standard_table, res, base, e, strlen(e), var);
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}
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