1ec601bf9f
/
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
126 lines
2.9 KiB
C
126 lines
2.9 KiB
C
/****************************************************************
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The author of this software is David M. Gay.
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Copyright (C) 1998, 2000 by Lucent Technologies
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All Rights Reserved
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Permission to use, copy, modify, and distribute this software and
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its documentation for any purpose and without fee is hereby
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granted, provided that the above copyright notice appear in all
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copies and that both that the copyright notice and this
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permission notice and warranty disclaimer appear in supporting
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documentation, and that the name of Lucent or any of its entities
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not be used in advertising or publicity pertaining to
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distribution of the software without specific, written prior
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permission.
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LUCENT DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
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INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS.
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IN NO EVENT SHALL LUCENT OR ANY OF ITS ENTITIES BE LIABLE FOR ANY
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SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER
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IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
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ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF
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THIS SOFTWARE.
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****************************************************************/
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/* Please send bug reports to David M. Gay (dmg at acm dot org,
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* with " at " changed at "@" and " dot " changed to "."). */
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#include "gdtoaimp.h"
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#undef _0
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#undef _1
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/* one or the other of IEEE_MC68k or IEEE_8087 should be #defined */
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#ifdef IEEE_MC68k
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#define _0 0
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#define _1 1
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#define _2 2
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#define _3 3
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#endif
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#ifdef IEEE_8087
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#define _0 3
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#define _1 2
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#define _2 1
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#define _3 0
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#endif
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char*
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#ifdef KR_headers
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g_Qfmt(buf, V, ndig, bufsize) char *buf; char *V; int ndig; size_t bufsize;
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#else
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g_Qfmt(char *buf, void *V, int ndig, size_t bufsize)
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#endif
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{
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static FPI fpi0 = { 113, 1-16383-113+1, 32766 - 16383 - 113 + 1, 1, 0 };
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char *b, *s, *se;
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ULong bits[4], *L, sign;
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int decpt, ex, i, mode;
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#ifdef Honor_FLT_ROUNDS
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#include "gdtoa_fltrnds.h"
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#else
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#define fpi &fpi0
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#endif
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if (ndig < 0)
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ndig = 0;
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if (bufsize < ndig + 10)
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return 0;
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L = (ULong*)V;
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sign = L[_0] & 0x80000000L;
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bits[3] = L[_0] & 0xffff;
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bits[2] = L[_1];
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bits[1] = L[_2];
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bits[0] = L[_3];
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b = buf;
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if ( (ex = (L[_0] & 0x7fff0000L) >> 16) !=0) {
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if (ex == 0x7fff) {
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/* Infinity or NaN */
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if (bits[0] | bits[1] | bits[2] | bits[3])
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b = strcp(b, "NaN");
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else {
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b = buf;
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if (sign)
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*b++ = '-';
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b = strcp(b, "Infinity");
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}
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return b;
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}
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i = STRTOG_Normal;
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bits[3] |= 0x10000;
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}
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else if (bits[0] | bits[1] | bits[2] | bits[3]) {
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i = STRTOG_Denormal;
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ex = 1;
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}
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else {
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#ifndef IGNORE_ZERO_SIGN
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if (sign)
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*b++ = '-';
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#endif
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*b++ = '0';
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*b = 0;
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return b;
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}
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ex -= 0x3fff + 112;
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mode = 2;
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if (ndig <= 0) {
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if (bufsize < 48)
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return 0;
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mode = 0;
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}
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s = gdtoa(fpi, ex, bits, &i, mode, ndig, &decpt, &se);
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// FXC -- modifications
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return g__fmt(buf, s, se, decpt, sign, bufsize);
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// FXC -- end of modifications
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}
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