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gcc/libquadmath/quadmath.h

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re PR fortran/46817 (Missing copyright header in libquadmath/*.[hc]) 2010-12-06 Tobias Burnus <burnus@net-b.de> PR fortran/46817 * quadmath-imp.h: Add LGPL header. * quadmath.h: Add LGPL header. * quadmath_io.c: Add LGPL header. * quadmath_weak.h: Add LGPL header. From-SVN: r167521
2010-12-07 00:06:48 +01:00
/* GCC Quad-Precision Math Library
Copyright (C) 2010 Free Software Foundation, Inc.
Written by Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
This file is part of the libiberty library.
Libiberty is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
Libiberty is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with libiberty; see the file COPYING.LIB. If
not, write to the Free Software Foundation, Inc., 51 Franklin Street - Fifth Floor,
Boston, MA 02110-1301, USA. */
re PR fortran/32049 (Support on x86_64 also kind=16) / 2010-11-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org> Tobias Burnus <burnus@net-b.de> PR fortran/32049 * Makefile.def: Add libquadmath; build it with language=fortran. * configure.ac: Add libquadmath. * Makefile.tpl: Handle multiple libs in check-[+language+]. * Makefile.in: Regenerate. * configure: Regenerate. libquadmath/ 2010-11-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org> Tobias Burnus <burnus@net-b.de> PR fortran/32049 Initial implementation and checkin. gcc/fortran/ 2010-11-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org> Tobias Burnus <burnus@net-b.de> PR fortran/32049 * gfortranspec.c (find_spec_file): New function. (lang_specific_driver): Try to find .spec file and use it. * trans-io.c (iocall): Define * IOCALL_X_REAL128/COMPLEX128(,write). (gfc_build_io_library_fndecls): Build decl for __float128 I/O. (transfer_expr): Call __float128 I/O functions. * trans-types.c (gfc_init_kinds): Allow kind-16 belonging to __float128. gcc/testsuite/ 2010-11-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org> Tobias Burnus <burnus@net-b.de> PR fortran/32049 * gfortran.dg/quad_1.f90: New. * lib/gcc-defs.exp (gcc-set-multilib-library-path): Use also compiler arguments. * lib/gfortran.exp (gfortran_link_flags): Add libquadmath to library search path; call gcc-set-multilib-library-path with arguments such that libgfortran.spec is found. (gfortran_init): Add path for libgfortran.spec to GFORTRAN_UNDER_TEST. libgomp/ 2010-11-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org> Tobias Burnus <burnus@net-b.de> PR fortran/32049 * configure.ac: * configure: Regenerate. libgfortran/ 2010-11-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org> Tobias Burnus <burnus@net-b.de> PR fortran/32049 * Makefile.am: Add missing pow_r16_i4.c, add transfer128.c, link libquadmath, if used. * acinclude.m4 (LIBGFOR_CHECK_FLOAT128): Add. * configure.ac: Use it, touch spec file. * gfortran.map: Add pow_r16_i4 and transfer_(real,complex)128(,write) functions. * intrinsics/cshift0.c (cshift0): Handle __float128 type. * intrinsics/erfc_scaled_inc.c: Ditto. * intrinsics/pack_generic.c (pack): Ditto * intrinsics/spread_generic.c (spread): Ditto. * intrinsics/unpack_generic.c (unpack1): Ditto. * io/read.c (convert_real): Ditto. * io/transfer.c: Update comments. * io/transfer128.c: New file. * io/write_float.def (write_float): Handle __float128 type. * libgfortran.h: #include quadmath_weak.h, define __builtin_infq and nanq. * m4/mtype.m4: Handle __float128 type. * runtime/in_pack_generic.c (internal_pack): Ditto. * runtime/in_unpack_generic.c (internal_unpack): Ditto. * kinds-override.h: New file. * libgfortran.spec.in: Ditto. * generated/pow_r16_i4.c: Generated. * Makefile.in: Regenerate. * configure: Regenerate. * config.h: Regenerate. * bessel_r10.c: Regenerate. * bessel_r16.c: Regenerate. * bessel_r4.c: Regenerate. * bessel_r8.c: Regenerate. * exponent_r16.c: Regenerate. * fraction_r16.c: Regenerate. * nearest_r16.c: Regenerate. * norm2_r10.c: Regenerate. * norm2_r16.c: Regenerate. * norm2_r4.c: Regenerate. * norm2_r8.c: Regenerate. * rrspacing_r16.c: Regenerate. * set_exponent_r16.c: Regenerate. * spacing_r16.c: Regenerate. Co-Authored-By: Tobias Burnus <burnus@net-b.de> From-SVN: r166825
2010-11-16 22:23:19 +01:00
#ifndef QUADMATH_H
#define QUADMATH_H
#include <stdlib.h>
// Define the complex type corresponding to __float128
// ("_Complex __float128" is not allowed)
typedef _Complex float __attribute__((mode(TC))) __complex128;
// Prototypes for real functions
extern __float128 acosq (__float128);
extern __float128 acoshq (__float128);
extern __float128 asinq (__float128);
extern __float128 asinhq (__float128);
extern __float128 atanq (__float128);
extern __float128 atanhq (__float128);
extern __float128 atan2q (__float128, __float128);
extern __float128 cbrtq (const __float128);
extern __float128 ceilq (__float128);
extern __float128 copysignq (__float128, __float128);
extern __float128 coshq (__float128);
extern __float128 cosq (__float128);
extern __float128 erfq (__float128);
extern __float128 erfcq (__float128);
extern __float128 expq (__float128);
extern __float128 expm1q (__float128);
extern __float128 fabsq (__float128);
extern int finiteq (const __float128);
extern __float128 floorq (__float128);
re PR fortran/46402 (libquadmath: Add fmalq) PR fortran/46402 * quadmath.map (QUADMATH_1.0): Add fmaq. * configure.ac: Check for fenv.h, feholdexcept, fesetround, feupdateenv, fesetenv and fetestexcept. * configure: Regenerated. * config.h.in: Regenerated. * quadmath.h (fmaq): New prototype. * quadmath_weak.h (fmaq): Add. * Makefile.am (libquadmath_la_SOURCES): Add math/fmaq.c. * Makefile.in: Regenerated. * quadmath-imp.h: Include config.h. * math/expq.c: Include fenv.h. (USE_FENV_H): Define if libm support for fe* is there. (expq): Add fesetround etc. support if USE_FENV_H is defined. * math/fmaq.c: New file. * libquadmath.texi (fmaq): Add. From-SVN: r168852
2011-01-16 17:40:05 +01:00
extern __float128 fmaq (__float128, __float128, __float128);
re PR fortran/32049 (Support on x86_64 also kind=16) / 2010-11-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org> Tobias Burnus <burnus@net-b.de> PR fortran/32049 * Makefile.def: Add libquadmath; build it with language=fortran. * configure.ac: Add libquadmath. * Makefile.tpl: Handle multiple libs in check-[+language+]. * Makefile.in: Regenerate. * configure: Regenerate. libquadmath/ 2010-11-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org> Tobias Burnus <burnus@net-b.de> PR fortran/32049 Initial implementation and checkin. gcc/fortran/ 2010-11-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org> Tobias Burnus <burnus@net-b.de> PR fortran/32049 * gfortranspec.c (find_spec_file): New function. (lang_specific_driver): Try to find .spec file and use it. * trans-io.c (iocall): Define * IOCALL_X_REAL128/COMPLEX128(,write). (gfc_build_io_library_fndecls): Build decl for __float128 I/O. (transfer_expr): Call __float128 I/O functions. * trans-types.c (gfc_init_kinds): Allow kind-16 belonging to __float128. gcc/testsuite/ 2010-11-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org> Tobias Burnus <burnus@net-b.de> PR fortran/32049 * gfortran.dg/quad_1.f90: New. * lib/gcc-defs.exp (gcc-set-multilib-library-path): Use also compiler arguments. * lib/gfortran.exp (gfortran_link_flags): Add libquadmath to library search path; call gcc-set-multilib-library-path with arguments such that libgfortran.spec is found. (gfortran_init): Add path for libgfortran.spec to GFORTRAN_UNDER_TEST. libgomp/ 2010-11-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org> Tobias Burnus <burnus@net-b.de> PR fortran/32049 * configure.ac: * configure: Regenerate. libgfortran/ 2010-11-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org> Tobias Burnus <burnus@net-b.de> PR fortran/32049 * Makefile.am: Add missing pow_r16_i4.c, add transfer128.c, link libquadmath, if used. * acinclude.m4 (LIBGFOR_CHECK_FLOAT128): Add. * configure.ac: Use it, touch spec file. * gfortran.map: Add pow_r16_i4 and transfer_(real,complex)128(,write) functions. * intrinsics/cshift0.c (cshift0): Handle __float128 type. * intrinsics/erfc_scaled_inc.c: Ditto. * intrinsics/pack_generic.c (pack): Ditto * intrinsics/spread_generic.c (spread): Ditto. * intrinsics/unpack_generic.c (unpack1): Ditto. * io/read.c (convert_real): Ditto. * io/transfer.c: Update comments. * io/transfer128.c: New file. * io/write_float.def (write_float): Handle __float128 type. * libgfortran.h: #include quadmath_weak.h, define __builtin_infq and nanq. * m4/mtype.m4: Handle __float128 type. * runtime/in_pack_generic.c (internal_pack): Ditto. * runtime/in_unpack_generic.c (internal_unpack): Ditto. * kinds-override.h: New file. * libgfortran.spec.in: Ditto. * generated/pow_r16_i4.c: Generated. * Makefile.in: Regenerate. * configure: Regenerate. * config.h: Regenerate. * bessel_r10.c: Regenerate. * bessel_r16.c: Regenerate. * bessel_r4.c: Regenerate. * bessel_r8.c: Regenerate. * exponent_r16.c: Regenerate. * fraction_r16.c: Regenerate. * nearest_r16.c: Regenerate. * norm2_r10.c: Regenerate. * norm2_r16.c: Regenerate. * norm2_r4.c: Regenerate. * norm2_r8.c: Regenerate. * rrspacing_r16.c: Regenerate. * set_exponent_r16.c: Regenerate. * spacing_r16.c: Regenerate. Co-Authored-By: Tobias Burnus <burnus@net-b.de> From-SVN: r166825
2010-11-16 22:23:19 +01:00
extern __float128 fmodq (__float128, __float128);
extern __float128 frexpq (__float128, int *);
extern __float128 hypotq (__float128, __float128);
extern int isinfq (__float128);
extern int isnanq (const __float128);
extern __float128 j0q (__float128);
extern __float128 j1q (__float128);
extern __float128 jnq (int, __float128);
extern __float128 ldexpq (__float128, int);
extern __float128 lgammaq (__float128);
extern long long int llroundq (__float128);
extern __float128 logq (__float128);
extern __float128 log10q (__float128);
extern __float128 log1pq (__float128);
extern long int lroundq (__float128);
extern __float128 modfq (__float128, __float128 *);
extern __float128 nanq (const char *);
extern __float128 nextafterq (__float128, __float128);
extern __float128 powq (__float128, __float128);
extern __float128 remainderq (__float128, __float128);
extern __float128 rintq (__float128);
extern __float128 roundq (__float128);
extern __float128 scalblnq (__float128, long int);
extern __float128 scalbnq (__float128, int);
extern int signbitq (const __float128);
extern void sincosq (__float128, __float128 *, __float128 *);
extern __float128 sinhq (__float128);
extern __float128 sinq (__float128);
extern __float128 sqrtq (const __float128);
extern __float128 tanq (__float128);
extern __float128 tanhq (__float128);
extern __float128 tgammaq (__float128);
extern __float128 truncq (__float128);
extern __float128 y0q (__float128);
extern __float128 y1q (__float128);
extern __float128 ynq (int, __float128);
// Prototypes for complex functions
extern __float128 cabsq (__complex128);
extern __float128 cargq (__complex128);
extern __complex128 ccosq (__complex128);
extern __complex128 ccoshq (__complex128);
extern __complex128 cexpq (__complex128);
extern __complex128 cexpiq (__float128);
extern __complex128 clogq (__complex128);
extern __complex128 clog10q (__complex128);
extern __complex128 cpowq (__complex128, __complex128);
extern __complex128 csinq (__complex128);
extern __complex128 csinhq (__complex128);
extern __complex128 csqrtq (__complex128);
extern __complex128 ctanq (__complex128);
extern __complex128 ctanhq (__complex128);
// Prototypes for our I/O functions
extern int quadmath_strtopQ (const char *, char **, void *);
extern void quadmath_dtoaq (char *, size_t, size_t, __float128);
// Macros
#define FLT128_MAX 1.18973149535723176508575932662800702e4932Q
#define FLT128_MIN 3.36210314311209350626267781732175260e-4932Q
#define FLT128_EPSILON 1.92592994438723585305597794258492732e-34Q
#define FLT128_DENORM_MIN 6.475175119438025110924438958227646552e-4966Q
#define FLT128_MANT_DIG 113
#define FLT128_MIN_EXP (-16381)
#define FLT128_MAX_EXP 16384
// TODO -- One day, we need to add the following macros:
// FLT128_DIG, FLT128_MIN_10_EXP, FLT128_MAX_10_EXP
#define HUGE_VALQ __builtin_huge_valq()
/* The following alternative is valid, but brings the warning:
(floating constant exceeds range of ‘__float128’) */
/* #define HUGE_VALQ (__extension__ 0x1.0p32767Q) */
#endif