54c9745f4c
* BUG: The exp10() function is temporarily removed from gbx on FreeBSD because of the BSD libc that doesn't have this one. [GB.V4L] * NEW: compile with success on FreeBSD git-svn-id: svn://localhost/gambas/trunk@4555 867c0c6c-44f3-4631-809d-bfa615b0a4ec
742 lines
15 KiB
C
742 lines
15 KiB
C
/***************************************************************************
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gbx_subr_math.c
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(c) 2000-2012 Benoît Minisini <gambas@users.sourceforge.net>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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MA 02110-1301, USA.
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***************************************************************************/
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#define __GBX_SUBR_MATH_C
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#ifdef OS_SOLARIS
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/* Make math.h define M_PI and a few other things */
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#define __EXTENSIONS__
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/* Get definition for finite() */
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#include <ieeefp.h>
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#endif
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#include "gb_common.h"
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#include "gbx_value.h"
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#include "gbx_subr.h"
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#include "gbx_math.h"
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#define ABS(x) ((x) < 0 ? (-x) : (x))
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#define SMT_NAME SUBR_quo
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#define SMT_TYPE 3
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#define SMT_OP /
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#include "gbx_subr_math_temp.h"
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#define SMT_NAME SUBR_rem
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#define SMT_TYPE 3
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#define SMT_OP %
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#include "gbx_subr_math_temp.h"
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void SUBR_pi(ushort code)
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{
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SUBR_ENTER();
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if (NPARAM == 0)
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{
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SP->type = T_FLOAT;
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SP->_float.value = M_PI;
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SP++;
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}
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else
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{
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VALUE_conv_float(PARAM);
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PARAM->_float.value = M_PI * PARAM->_float.value;
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}
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}
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void SUBR_randomize(ushort code)
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{
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SUBR_ENTER();
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if (NPARAM == 0)
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randomize(FALSE, 0);
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else
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randomize(TRUE, (uint)SUBR_get_integer(PARAM));
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RETURN->type = T_VOID;
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SUBR_LEAVE();
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}
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void SUBR_rnd(ushort code)
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{
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double min = 0.0, max = 1.0;
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SUBR_ENTER();
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if (NPARAM >= 1)
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{
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VALUE_conv_float(&PARAM[0]);
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max = PARAM->_float.value;
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}
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if (NPARAM == 2)
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{
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min = max;
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VALUE_conv_float(&PARAM[1]);
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max = PARAM[1]._float.value;
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}
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RETURN->type = T_FLOAT;
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RETURN->_float.value = (rnd() * (max - min)) + min;
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SUBR_LEAVE();
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}
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void SUBR_round(ushort code)
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{
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int val = 0;
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double power;
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SUBR_ENTER();
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if (NPARAM == 2)
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val = SUBR_get_integer(&PARAM[1]);
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power = pow(10, val);
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VALUE_conv_float(&PARAM[0]);
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RETURN->type = T_FLOAT;
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/*RETURN->_float.value = rint(PARAM->_float.value / power) * power;*/
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RETURN->_float.value = floor(PARAM->_float.value / power + 0.5) * power;
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SUBR_LEAVE();
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}
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void SUBR_math(ushort code)
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{
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#ifdef OS_FREEBSD
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static void *jump[] = {
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NULL, &&__FRAC, &&__LOG, &&__EXP, &&__SQRT, &&__SIN, &&__COS, &&__TAN, &&__ATAN, &&__ASIN, &&__ACOS,
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&&__DEG, &&__RAD, &&__LOG10, &&__SINH, &&__COSH, &&__TANH, &&__ASINH, &&__ACOSH, &&__ATANH,
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&&__EXP2 /*, &&__EXP10 */, &&__LOG2, &&__CBRT, &&__EXPM1, &&__LOG1P, &&__FLOOR, &&__CEIL
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};
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#else
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static void *jump[] = {
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NULL, &&__FRAC, &&__LOG, &&__EXP, &&__SQRT, &&__SIN, &&__COS, &&__TAN, &&__ATAN, &&__ASIN, &&__ACOS,
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&&__DEG, &&__RAD, &&__LOG10, &&__SINH, &&__COSH, &&__TANH, &&__ASINH, &&__ACOSH, &&__ATANH,
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&&__EXP2, &&__EXP10, &&__LOG2, &&__CBRT, &&__EXPM1, &&__LOG1P, &&__FLOOR, &&__CEIL
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};
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#endif
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SUBR_ENTER_PARAM(1);
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VALUE_conv_float(PARAM);
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goto *jump[code & 0x1F];
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__FRAC: PARAM->_float.value = frac(PARAM->_float.value); goto __END;
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__LOG: PARAM->_float.value = __builtin_log(PARAM->_float.value); goto __END;
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__EXP: PARAM->_float.value = __builtin_exp(PARAM->_float.value); goto __END;
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__SQRT: PARAM->_float.value = __builtin_sqrt(PARAM->_float.value); goto __END;
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__SIN: PARAM->_float.value = __builtin_sin(PARAM->_float.value); goto __END;
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__COS: PARAM->_float.value = __builtin_cos(PARAM->_float.value); goto __END;
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__TAN: PARAM->_float.value = __builtin_tan(PARAM->_float.value); goto __END;
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__ATAN: PARAM->_float.value = __builtin_atan(PARAM->_float.value); goto __END;
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__ASIN: PARAM->_float.value = __builtin_asin(PARAM->_float.value); goto __END;
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__ACOS: PARAM->_float.value = __builtin_acos(PARAM->_float.value); goto __END;
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__DEG: PARAM->_float.value = deg(PARAM->_float.value); goto __END;
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__RAD: PARAM->_float.value = rad(PARAM->_float.value); goto __END;
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__LOG10: PARAM->_float.value = log10(PARAM->_float.value); goto __END;
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__SINH: PARAM->_float.value = __builtin_sinh(PARAM->_float.value); goto __END;
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__COSH: PARAM->_float.value = __builtin_cosh(PARAM->_float.value); goto __END;
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__TANH: PARAM->_float.value = __builtin_tanh(PARAM->_float.value); goto __END;
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__ASINH: PARAM->_float.value = __builtin_asinh(PARAM->_float.value); goto __END;
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__ACOSH: PARAM->_float.value = __builtin_acosh(PARAM->_float.value); goto __END;
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__ATANH: PARAM->_float.value = __builtin_atanh(PARAM->_float.value); goto __END;
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__EXP2: PARAM->_float.value = __builtin_exp2(PARAM->_float.value); goto __END;
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#ifdef OS_FREEBSD
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/* code here the exp10() function manually */
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#else
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__EXP10: PARAM->_float.value = __builtin_exp10(PARAM->_float.value); goto __END;
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#endif
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__LOG2: PARAM->_float.value = __builtin_log2(PARAM->_float.value); goto __END;
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__CBRT: PARAM->_float.value = __builtin_cbrt(PARAM->_float.value); goto __END;
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__EXPM1: PARAM->_float.value = __builtin_expm1(PARAM->_float.value); goto __END;
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__LOG1P: PARAM->_float.value = __builtin_log1p(PARAM->_float.value); goto __END;
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__FLOOR: PARAM->_float.value = __builtin_floor(PARAM->_float.value); goto __END;
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__CEIL: PARAM->_float.value = __builtin_ceil(PARAM->_float.value); goto __END;
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__END:
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if (!isfinite(PARAM->_float.value))
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THROW(E_MATH);
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}
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void SUBR_math2(ushort code)
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{
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static void *jump[] = { NULL, &&__ATAN2, &&__ANG, &&__HYPOT };
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SUBR_ENTER_PARAM(2);
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VALUE_conv_float(&PARAM[0]);
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VALUE_conv_float(&PARAM[1]);
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goto *jump[code & 0x1F];
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__ATAN2: PARAM->_float.value = __builtin_atan2(PARAM[0]._float.value, PARAM[1]._float.value); goto __END;
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__ANG: PARAM->_float.value = __builtin_atan2(PARAM[1]._float.value, PARAM[0]._float.value); goto __END;
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__HYPOT: PARAM->_float.value = sqrt(PARAM[0]._float.value * PARAM[0]._float.value + PARAM[1]._float.value * PARAM[1]._float.value); goto __END;
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__END:
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if (!finite(PARAM->_float.value))
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THROW(E_MATH);
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SP--;
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}
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void SUBR_pow(void)
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{
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SUBR_ENTER_PARAM(2);
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VALUE_conv_float(&PARAM[0]);
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if (TYPE_is_integer(PARAM[1].type))
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{
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static void *jump[] = { &&__M4, &&__M3, &&__M2, &&__M1, &&__P0, &&__END, &&__P2, &&__P3, &&__P4 };
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int val = PARAM[1]._integer.value;
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if (val >= -4 && val <= 4)
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goto *jump[val + 4];
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else
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goto __FLOAT;
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__P0: PARAM->_float.value = 1.0; goto __END;
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__P2: PARAM->_float.value *= PARAM->_float.value; goto __END;
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__P3: PARAM->_float.value *= PARAM->_float.value * PARAM->_float.value; goto __END;
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__P4: PARAM->_float.value *= PARAM->_float.value;PARAM->_float.value *= PARAM->_float.value; goto __END;
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__M1: PARAM->_float.value = 1.0 / PARAM->_float.value; goto __END;
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__M2: PARAM->_float.value = 1.0 / PARAM->_float.value / PARAM->_float.value; goto __END;
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__M3: PARAM->_float.value = 1.0 / PARAM->_float.value / PARAM->_float.value / PARAM->_float.value; goto __END;
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__M4: PARAM->_float.value = 1.0 / PARAM->_float.value / PARAM->_float.value / PARAM->_float.value / PARAM->_float.value; goto __END;
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}
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__FLOAT:
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VALUE_conv_float(&PARAM[1]);
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PARAM->_float.value = pow(PARAM[0]._float.value, PARAM[1]._float.value);
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__END:
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if (!finite(PARAM->_float.value))
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THROW(E_MATH);
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SP--;
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}
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void SUBR_not(ushort code)
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{
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static void *jump[17] = {
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&&__VARIANT, &&__BOOLEAN, &&__BYTE, &&__SHORT, &&__INTEGER, &&__LONG, &&__SINGLE, &&__FLOAT, &&__DATE,
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&&__STRING, &&__STRING, &&__ERROR, &&__ERROR, &&__ERROR, &&__ERROR, &&__NULL,
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&&__OBJECT
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};
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VALUE *P1;
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void *jump_end;
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TYPE type = code & 0x1F;
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bool test;
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P1 = SP - 1;
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jump_end = &&__END;
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goto *jump[type];
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__BOOLEAN:
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P1->_integer.value = P1->_integer.value ? 0 : (-1);
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goto *jump_end;
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__BYTE:
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P1->_integer.value = (unsigned char)~P1->_integer.value;
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goto *jump_end;
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__SHORT:
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P1->_integer.value = (short)~P1->_integer.value;
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goto *jump_end;
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__INTEGER:
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P1->_integer.value = ~P1->_integer.value;
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goto *jump_end;
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__LONG:
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P1->_long.value = ~P1->_long.value;
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goto *jump_end;
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__SINGLE:
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__FLOAT:
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__DATE:
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goto __ERROR;
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__STRING:
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__OBJECT:
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__NULL:
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test = VALUE_is_null(P1);
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RELEASE(P1);
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P1->_integer.value = test ? (-1) : 0;
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P1->type = T_BOOLEAN;
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goto *jump_end;
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__VARIANT:
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type = P1->type;
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if (TYPE_is_variant(type))
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{
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type = P1->_variant.vtype;
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jump_end = &&__VARIANT_END;
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VARIANT_undo(P1);
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}
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else if (TYPE_is_object(type))
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*PC |= T_OBJECT;
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else if (type)
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*PC |= type;
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else
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goto __ERROR;
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if (TYPE_is_object(type))
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goto __OBJECT;
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else
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goto *jump[type];
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__ERROR:
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THROW(E_TYPE, "Number, String or Object", TYPE_get_name(type));
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__VARIANT_END:
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VALUE_conv_variant(P1);
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__END:
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return;
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}
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void SUBR_and_(ushort code)
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{
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static void *jump[] = {
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&&__VARIANT, &&__BOOLEAN, &&__BYTE, &&__SHORT, &&__INTEGER, &&__LONG, &&__ERROR, &&__ERROR, &&__ERROR
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};
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TYPE type;
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VALUE *P1, *P2;
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void *jump_end;
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short op;
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P1 = SP - 2;
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P2 = P1 + 1;
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jump_end = &&__END;
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type = code & 0x0F;
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op = (code >> 8) - (C_AND >> 8);
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goto *jump[type];
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__BYTE:
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P1->type = type;
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{
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static void *exec[] = { &&__AND_C, && __OR_C, &&__XOR_C };
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goto *exec[op];
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__AND_C: P1->_integer.value = (unsigned char)(P1->_integer.value & P2->_integer.value); goto *jump_end;
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__OR_C: P1->_integer.value = (unsigned char)(P1->_integer.value | P2->_integer.value); goto *jump_end;
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__XOR_C: P1->_integer.value = (unsigned char)(P1->_integer.value ^ P2->_integer.value); goto *jump_end;
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}
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|
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goto *jump_end;
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__SHORT:
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|
|
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P1->type = type;
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|
|
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{
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static void *exec[] = { &&__AND_H, && __OR_H, &&__XOR_H };
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goto *exec[op];
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|
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__AND_H: P1->_integer.value = (short)(P1->_integer.value & P2->_integer.value); goto *jump_end;
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__OR_H: P1->_integer.value = (short)(P1->_integer.value | P2->_integer.value); goto *jump_end;
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__XOR_H: P1->_integer.value = (short)(P1->_integer.value ^ P2->_integer.value); goto *jump_end;
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}
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|
|
|
goto *jump_end;
|
|
|
|
__BOOLEAN:
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|
__INTEGER:
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|
|
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P1->type = type;
|
|
|
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{
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static void *exec[] = { &&__AND_I, && __OR_I, &&__XOR_I };
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|
goto *exec[op];
|
|
|
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__AND_I: P1->_integer.value &= P2->_integer.value; goto *jump_end;
|
|
__OR_I: P1->_integer.value |= P2->_integer.value; goto *jump_end;
|
|
__XOR_I: P1->_integer.value ^= P2->_integer.value; goto *jump_end;
|
|
}
|
|
|
|
goto *jump_end;
|
|
|
|
__LONG:
|
|
|
|
VALUE_conv(P1, T_LONG);
|
|
VALUE_conv(P2, T_LONG);
|
|
|
|
P1->type = type;
|
|
|
|
{
|
|
static void *exec[] = { &&__AND_L, && __OR_L, &&__XOR_L };
|
|
goto *exec[op];
|
|
|
|
__AND_L: P1->_long.value &= P2->_long.value; goto *jump_end;
|
|
__OR_L: P1->_long.value |= P2->_long.value; goto *jump_end;
|
|
__XOR_L: P1->_long.value ^= P2->_long.value; goto *jump_end;
|
|
}
|
|
|
|
__VARIANT:
|
|
|
|
type = Max(P1->type, P2->type);
|
|
|
|
if (TYPE_is_number_date(type))
|
|
{
|
|
*PC |= type;
|
|
goto *jump[type];
|
|
}
|
|
|
|
if (TYPE_is_variant(P1->type))
|
|
VARIANT_undo(P1);
|
|
|
|
if (TYPE_is_variant(P2->type))
|
|
VARIANT_undo(P2);
|
|
|
|
if (TYPE_is_string(P1->type))
|
|
VALUE_convert_boolean(P1);
|
|
|
|
if (TYPE_is_string(P2->type))
|
|
VALUE_convert_boolean(P2);
|
|
|
|
if (TYPE_is_null(P1->type) || TYPE_is_null(P2->type))
|
|
type = T_NULL;
|
|
else
|
|
type = Max(P1->type, P2->type);
|
|
|
|
if (TYPE_is_number_date(type))
|
|
{
|
|
jump_end = &&__VARIANT_END;
|
|
goto *jump[type];
|
|
}
|
|
|
|
__ERROR:
|
|
|
|
THROW(E_TYPE, "Number", TYPE_get_name(type));
|
|
|
|
__VARIANT_END:
|
|
|
|
VALUE_conv_variant(P1);
|
|
|
|
__END:
|
|
|
|
SP--;
|
|
}
|
|
|
|
#define MANAGE_VARIANT(_func) \
|
|
({ \
|
|
type = P1->type; \
|
|
\
|
|
if (TYPE_is_number_date(type)) \
|
|
{ \
|
|
*PC |= type; \
|
|
goto *jump[type]; \
|
|
} \
|
|
\
|
|
if (TYPE_is_variant(type)) \
|
|
{ \
|
|
type = P1->_variant.vtype; \
|
|
if (TYPE_is_number_date(type)) \
|
|
{ \
|
|
VARIANT_undo(P1); \
|
|
(_func)(code | type); \
|
|
VALUE_conv_variant(P1); \
|
|
return; \
|
|
} \
|
|
} \
|
|
})
|
|
|
|
|
|
void SUBR_sgn(ushort code)
|
|
{
|
|
static void *jump[] = {
|
|
&&__VARIANT, &&__INTEGER, &&__INTEGER, &&__INTEGER, &&__INTEGER, &&__LONG, &&__SINGLE, &&__FLOAT, &&__ERROR
|
|
};
|
|
|
|
VALUE *P1;
|
|
TYPE type;
|
|
|
|
P1 = SP - 1;
|
|
type = code & 0x0F;
|
|
goto *jump[type];
|
|
|
|
__INTEGER: P1->_integer.value = lsgn(P1->_integer.value); goto __END;
|
|
|
|
__LONG: P1->_integer.value = llsgn(P1->_long.value); goto __END;
|
|
|
|
__SINGLE: P1->_integer.value = (P1->_single.value > 0) ? 1 : ((P1->_single.value < 0) ? (-1) : 0); goto __END;
|
|
|
|
__FLOAT: P1->_integer.value = fsgn(P1->_float.value); goto __END;
|
|
|
|
__VARIANT:
|
|
|
|
type = P1->type;
|
|
|
|
if (TYPE_is_number(type))
|
|
{
|
|
*PC |= type;
|
|
goto *jump[type];
|
|
}
|
|
|
|
if (TYPE_is_variant(type))
|
|
{
|
|
type = P1->_variant.vtype;
|
|
if (TYPE_is_number(type))
|
|
{
|
|
VARIANT_undo(P1);
|
|
goto *jump[type];
|
|
}
|
|
}
|
|
|
|
goto __ERROR;
|
|
|
|
__ERROR:
|
|
|
|
THROW(E_TYPE, "Number", TYPE_get_name(type));
|
|
|
|
__END:
|
|
|
|
P1->type = T_INTEGER;
|
|
}
|
|
|
|
|
|
void SUBR_neg(ushort code)
|
|
{
|
|
static void *jump[] = {
|
|
&&__VARIANT, &&__BOOLEAN, &&__BYTE, &&__SHORT, &&__INTEGER, &&__LONG, &&__SINGLE, &&__FLOAT, &&__ERROR
|
|
};
|
|
|
|
VALUE *P1;
|
|
TYPE type;
|
|
|
|
P1 = SP - 1;
|
|
|
|
type = code & 0x0F;
|
|
|
|
goto *jump[type];
|
|
|
|
__BOOLEAN:
|
|
|
|
return;
|
|
|
|
__BYTE:
|
|
|
|
P1->_integer.value = (unsigned char)(-P1->_integer.value); return;
|
|
|
|
__SHORT:
|
|
|
|
P1->_integer.value = (short)(-P1->_integer.value); return;
|
|
|
|
__INTEGER:
|
|
|
|
P1->_integer.value = (-P1->_integer.value); return;
|
|
|
|
__LONG:
|
|
|
|
P1->_long.value = (-P1->_long.value); return;
|
|
|
|
__SINGLE:
|
|
|
|
P1->_single.value = (-P1->_single.value); return;
|
|
|
|
__FLOAT:
|
|
|
|
P1->_float.value = (-P1->_float.value); return;
|
|
|
|
__VARIANT:
|
|
|
|
MANAGE_VARIANT(SUBR_neg);
|
|
|
|
__ERROR:
|
|
|
|
THROW(E_TYPE, "Number", TYPE_get_name(type));
|
|
}
|
|
|
|
|
|
void SUBR_abs(ushort code)
|
|
{
|
|
static void *jump[] = {
|
|
&&__VARIANT, &&__BOOLEAN, &&__BYTE, &&__SHORT, &&__INTEGER, &&__LONG, &&__SINGLE, &&__FLOAT, &&__ERROR
|
|
};
|
|
|
|
VALUE *P1;
|
|
TYPE type;
|
|
|
|
P1 = SP - 1;
|
|
|
|
type = code & 0x0F;
|
|
|
|
goto *jump[type];
|
|
|
|
__BOOLEAN:
|
|
|
|
return;
|
|
|
|
__BYTE:
|
|
|
|
P1->_integer.value = (unsigned char)ABS(-P1->_integer.value); return;
|
|
|
|
__SHORT:
|
|
|
|
P1->_integer.value = (short)ABS(P1->_integer.value); return;
|
|
|
|
__INTEGER:
|
|
|
|
P1->_integer.value = ABS(P1->_integer.value); return;
|
|
|
|
__LONG:
|
|
|
|
P1->_long.value = ABS(P1->_long.value); return;
|
|
|
|
__SINGLE:
|
|
|
|
P1->_single.value = fabsf(P1->_single.value); return;
|
|
|
|
__FLOAT:
|
|
|
|
P1->_float.value = fabs(P1->_float.value); return;
|
|
|
|
__VARIANT:
|
|
|
|
MANAGE_VARIANT(SUBR_abs);
|
|
|
|
__ERROR:
|
|
|
|
THROW(E_TYPE, "Number", TYPE_get_name(type));
|
|
}
|
|
|
|
|
|
void SUBR_int(ushort code)
|
|
{
|
|
static void *jump[] = {
|
|
&&__VARIANT, &&__BOOLEAN, &&__BYTE, &&__SHORT, &&__INTEGER, &&__LONG, &&__SINGLE, &&__FLOAT, &&__ERROR
|
|
};
|
|
|
|
VALUE *P1;
|
|
TYPE type;
|
|
|
|
P1 = SP - 1;
|
|
|
|
type = code & 0x0F;
|
|
|
|
goto *jump[type];
|
|
|
|
__BOOLEAN:
|
|
__BYTE:
|
|
__SHORT:
|
|
__INTEGER:
|
|
__LONG:
|
|
|
|
return;
|
|
|
|
__SINGLE:
|
|
|
|
P1->_single.value = floorf(P1->_single.value); return;
|
|
|
|
__FLOAT:
|
|
|
|
P1->_float.value = floor(P1->_float.value); return;
|
|
|
|
__VARIANT:
|
|
|
|
MANAGE_VARIANT(SUBR_int);
|
|
|
|
__ERROR:
|
|
|
|
THROW(E_TYPE, "Number", TYPE_get_name(type));
|
|
}
|
|
|
|
|
|
void SUBR_fix(ushort code)
|
|
{
|
|
static void *jump[] = {
|
|
&&__VARIANT, &&__BOOLEAN, &&__BYTE, &&__SHORT, &&__INTEGER, &&__LONG, &&__SINGLE, &&__FLOAT, &&__ERROR
|
|
};
|
|
|
|
VALUE *P1;
|
|
TYPE type;
|
|
|
|
P1 = SP - 1;
|
|
|
|
type = code & 0x0F;
|
|
|
|
goto *jump[type];
|
|
|
|
__BOOLEAN:
|
|
__BYTE:
|
|
__SHORT:
|
|
__INTEGER:
|
|
__LONG:
|
|
|
|
return;
|
|
|
|
__SINGLE:
|
|
|
|
P1->_single.value = fixf(P1->_single.value); return;
|
|
|
|
__FLOAT:
|
|
|
|
P1->_float.value = fix(P1->_float.value); return;
|
|
|
|
__VARIANT:
|
|
|
|
MANAGE_VARIANT(SUBR_fix);
|
|
|
|
__ERROR:
|
|
|
|
THROW(E_TYPE, "Number", TYPE_get_name(type));
|
|
}
|