README: Update for new files.
* soft-fp/README: Update for new files.
* soft-fp/floattisf.c: New file.
* soft-fp/floattidf.c: New file.
* soft-fp/floattitf.c: New file.
* soft-fp/floatuntisf.c: New file.
* soft-fp/floatuntidf.c: New file.
* soft-fp/floatuntitf.c: New file.
* soft-fp/fixsfti.c: New file.
* soft-fp/fixdfti.c: New file.
* soft-fp/fixtfti.c: New file.
* soft-fp/fixunssfti.c: New file.
* soft-fp/fixunsdfti.c: New file.
* soft-fp/fixunstfti.c: New file.
* soft-fp/extendxftf.c: New file.
* soft-fp/trunctfxf.c: New file.
* libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
(__trunctfxf2): Ditto.
* config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
__extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
__fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
__floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
__letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
__unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
* config/i386/t-fprules-softfp64: New file.
* config/i386/sfp-machine.h: New file.
* config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
and soft-fp/t-softfp to tmake_file.
(i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
* config/i386/t-linux64 (softfp_wrap_start): New.
(softfp_wrap_end): New.
* config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
supported for TARGET_64BIT.
testsuite/ChangeLog:
* gcc.dg/torture/fp-int-convert-float128.c: Do not xfail for i?86-*-*
and x86_64-*-* targets.
* gcc.dg/torture/fp-int-convert-float128-timode.c: Ditto.
From-SVN: r124775
2007-05-16 19:07:07 +02:00
|
|
|
/* Software floating-point emulation.
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|
|
|
Truncate IEEE quad into IEEE extended
|
2019-05-17 16:37:39 +02:00
|
|
|
Copyright (C) 2007-2019 Free Software Foundation, Inc.
|
README: Update for new files.
* soft-fp/README: Update for new files.
* soft-fp/floattisf.c: New file.
* soft-fp/floattidf.c: New file.
* soft-fp/floattitf.c: New file.
* soft-fp/floatuntisf.c: New file.
* soft-fp/floatuntidf.c: New file.
* soft-fp/floatuntitf.c: New file.
* soft-fp/fixsfti.c: New file.
* soft-fp/fixdfti.c: New file.
* soft-fp/fixtfti.c: New file.
* soft-fp/fixunssfti.c: New file.
* soft-fp/fixunsdfti.c: New file.
* soft-fp/fixunstfti.c: New file.
* soft-fp/extendxftf.c: New file.
* soft-fp/trunctfxf.c: New file.
* libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
(__trunctfxf2): Ditto.
* config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
__extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
__fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
__floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
__letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
__unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
* config/i386/t-fprules-softfp64: New file.
* config/i386/sfp-machine.h: New file.
* config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
and soft-fp/t-softfp to tmake_file.
(i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
* config/i386/t-linux64 (softfp_wrap_start): New.
(softfp_wrap_end): New.
* config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
supported for TARGET_64BIT.
testsuite/ChangeLog:
* gcc.dg/torture/fp-int-convert-float128.c: Do not xfail for i?86-*-*
and x86_64-*-* targets.
* gcc.dg/torture/fp-int-convert-float128-timode.c: Ditto.
From-SVN: r124775
2007-05-16 19:07:07 +02:00
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|
|
This file is part of the GNU C Library.
|
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|
Contributed by Uros Bizjak (ubizjak@gmail.com).
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
|
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|
License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
|
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In addition to the permissions in the GNU Lesser General Public
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License, the Free Software Foundation gives you unlimited
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permission to link the compiled version of this file into
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combinations with other programs, and to distribute those
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combinations without any restriction coming from the use of this
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file. (The Lesser General Public License restrictions do apply in
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other respects; for example, they cover modification of the file,
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and distribution when not linked into a combine executable.)
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The GNU C Library 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 GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
|
2013-11-06 23:46:39 +01:00
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
|
README: Update for new files.
* soft-fp/README: Update for new files.
* soft-fp/floattisf.c: New file.
* soft-fp/floattidf.c: New file.
* soft-fp/floattitf.c: New file.
* soft-fp/floatuntisf.c: New file.
* soft-fp/floatuntidf.c: New file.
* soft-fp/floatuntitf.c: New file.
* soft-fp/fixsfti.c: New file.
* soft-fp/fixdfti.c: New file.
* soft-fp/fixtfti.c: New file.
* soft-fp/fixunssfti.c: New file.
* soft-fp/fixunsdfti.c: New file.
* soft-fp/fixunstfti.c: New file.
* soft-fp/extendxftf.c: New file.
* soft-fp/trunctfxf.c: New file.
* libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
(__trunctfxf2): Ditto.
* config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
__extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
__fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
__floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
__letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
__unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
* config/i386/t-fprules-softfp64: New file.
* config/i386/sfp-machine.h: New file.
* config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
and soft-fp/t-softfp to tmake_file.
(i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
* config/i386/t-linux64 (softfp_wrap_start): New.
(softfp_wrap_end): New.
* config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
supported for TARGET_64BIT.
testsuite/ChangeLog:
* gcc.dg/torture/fp-int-convert-float128.c: Do not xfail for i?86-*-*
and x86_64-*-* targets.
* gcc.dg/torture/fp-int-convert-float128-timode.c: Ditto.
From-SVN: r124775
2007-05-16 19:07:07 +02:00
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#include "soft-fp.h"
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#include "extended.h"
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#include "quad.h"
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|
2013-11-06 23:46:39 +01:00
|
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XFtype
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|
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__trunctfxf2 (TFtype a)
|
README: Update for new files.
* soft-fp/README: Update for new files.
* soft-fp/floattisf.c: New file.
* soft-fp/floattidf.c: New file.
* soft-fp/floattitf.c: New file.
* soft-fp/floatuntisf.c: New file.
* soft-fp/floatuntidf.c: New file.
* soft-fp/floatuntitf.c: New file.
* soft-fp/fixsfti.c: New file.
* soft-fp/fixdfti.c: New file.
* soft-fp/fixtfti.c: New file.
* soft-fp/fixunssfti.c: New file.
* soft-fp/fixunsdfti.c: New file.
* soft-fp/fixunstfti.c: New file.
* soft-fp/extendxftf.c: New file.
* soft-fp/trunctfxf.c: New file.
* libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
(__trunctfxf2): Ditto.
* config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
__extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
__fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
__floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
__letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
__unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
* config/i386/t-fprules-softfp64: New file.
* config/i386/sfp-machine.h: New file.
* config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
and soft-fp/t-softfp to tmake_file.
(i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
* config/i386/t-linux64 (softfp_wrap_start): New.
(softfp_wrap_end): New.
* config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
supported for TARGET_64BIT.
testsuite/ChangeLog:
* gcc.dg/torture/fp-int-convert-float128.c: Do not xfail for i?86-*-*
and x86_64-*-* targets.
* gcc.dg/torture/fp-int-convert-float128-timode.c: Ditto.
From-SVN: r124775
2007-05-16 19:07:07 +02:00
|
|
|
{
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|
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|
FP_DECL_EX;
|
2013-11-06 23:46:39 +01:00
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FP_DECL_Q (A);
|
|
|
|
FP_DECL_E (R);
|
README: Update for new files.
* soft-fp/README: Update for new files.
* soft-fp/floattisf.c: New file.
* soft-fp/floattidf.c: New file.
* soft-fp/floattitf.c: New file.
* soft-fp/floatuntisf.c: New file.
* soft-fp/floatuntidf.c: New file.
* soft-fp/floatuntitf.c: New file.
* soft-fp/fixsfti.c: New file.
* soft-fp/fixdfti.c: New file.
* soft-fp/fixtfti.c: New file.
* soft-fp/fixunssfti.c: New file.
* soft-fp/fixunsdfti.c: New file.
* soft-fp/fixunstfti.c: New file.
* soft-fp/extendxftf.c: New file.
* soft-fp/trunctfxf.c: New file.
* libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
(__trunctfxf2): Ditto.
* config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
__extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
__fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
__floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
__letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
__unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
* config/i386/t-fprules-softfp64: New file.
* config/i386/sfp-machine.h: New file.
* config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
and soft-fp/t-softfp to tmake_file.
(i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
* config/i386/t-linux64 (softfp_wrap_start): New.
(softfp_wrap_end): New.
* config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
supported for TARGET_64BIT.
testsuite/ChangeLog:
* gcc.dg/torture/fp-int-convert-float128.c: Do not xfail for i?86-*-*
and x86_64-*-* targets.
* gcc.dg/torture/fp-int-convert-float128-timode.c: Ditto.
From-SVN: r124775
2007-05-16 19:07:07 +02:00
|
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XFtype r;
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|
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FP_INIT_ROUNDMODE;
|
2013-11-06 23:46:39 +01:00
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|
FP_UNPACK_SEMIRAW_Q (A, a);
|
2019-05-17 16:37:39 +02:00
|
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|
#if _FP_W_TYPE_SIZE < 64
|
2013-11-06 23:46:39 +01:00
|
|
|
FP_TRUNC (E, Q, 4, 4, R, A);
|
README: Update for new files.
* soft-fp/README: Update for new files.
* soft-fp/floattisf.c: New file.
* soft-fp/floattidf.c: New file.
* soft-fp/floattitf.c: New file.
* soft-fp/floatuntisf.c: New file.
* soft-fp/floatuntidf.c: New file.
* soft-fp/floatuntitf.c: New file.
* soft-fp/fixsfti.c: New file.
* soft-fp/fixdfti.c: New file.
* soft-fp/fixtfti.c: New file.
* soft-fp/fixunssfti.c: New file.
* soft-fp/fixunsdfti.c: New file.
* soft-fp/fixunstfti.c: New file.
* soft-fp/extendxftf.c: New file.
* soft-fp/trunctfxf.c: New file.
* libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
(__trunctfxf2): Ditto.
* config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
__extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
__fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
__floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
__letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
__unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
* config/i386/t-fprules-softfp64: New file.
* config/i386/sfp-machine.h: New file.
* config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
and soft-fp/t-softfp to tmake_file.
(i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
* config/i386/t-linux64 (softfp_wrap_start): New.
(softfp_wrap_end): New.
* config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
supported for TARGET_64BIT.
testsuite/ChangeLog:
* gcc.dg/torture/fp-int-convert-float128.c: Do not xfail for i?86-*-*
and x86_64-*-* targets.
* gcc.dg/torture/fp-int-convert-float128-timode.c: Ditto.
From-SVN: r124775
2007-05-16 19:07:07 +02:00
|
|
|
#else
|
2013-11-06 23:46:39 +01:00
|
|
|
FP_TRUNC (E, Q, 2, 2, R, A);
|
README: Update for new files.
* soft-fp/README: Update for new files.
* soft-fp/floattisf.c: New file.
* soft-fp/floattidf.c: New file.
* soft-fp/floattitf.c: New file.
* soft-fp/floatuntisf.c: New file.
* soft-fp/floatuntidf.c: New file.
* soft-fp/floatuntitf.c: New file.
* soft-fp/fixsfti.c: New file.
* soft-fp/fixdfti.c: New file.
* soft-fp/fixtfti.c: New file.
* soft-fp/fixunssfti.c: New file.
* soft-fp/fixunsdfti.c: New file.
* soft-fp/fixunstfti.c: New file.
* soft-fp/extendxftf.c: New file.
* soft-fp/trunctfxf.c: New file.
* libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
(__trunctfxf2): Ditto.
* config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
__extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
__fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
__floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
__letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
__unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
* config/i386/t-fprules-softfp64: New file.
* config/i386/sfp-machine.h: New file.
* config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
and soft-fp/t-softfp to tmake_file.
(i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
* config/i386/t-linux64 (softfp_wrap_start): New.
(softfp_wrap_end): New.
* config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
supported for TARGET_64BIT.
testsuite/ChangeLog:
* gcc.dg/torture/fp-int-convert-float128.c: Do not xfail for i?86-*-*
and x86_64-*-* targets.
* gcc.dg/torture/fp-int-convert-float128-timode.c: Ditto.
From-SVN: r124775
2007-05-16 19:07:07 +02:00
|
|
|
#endif
|
2013-11-06 23:46:39 +01:00
|
|
|
FP_PACK_SEMIRAW_E (r, R);
|
README: Update for new files.
* soft-fp/README: Update for new files.
* soft-fp/floattisf.c: New file.
* soft-fp/floattidf.c: New file.
* soft-fp/floattitf.c: New file.
* soft-fp/floatuntisf.c: New file.
* soft-fp/floatuntidf.c: New file.
* soft-fp/floatuntitf.c: New file.
* soft-fp/fixsfti.c: New file.
* soft-fp/fixdfti.c: New file.
* soft-fp/fixtfti.c: New file.
* soft-fp/fixunssfti.c: New file.
* soft-fp/fixunsdfti.c: New file.
* soft-fp/fixunstfti.c: New file.
* soft-fp/extendxftf.c: New file.
* soft-fp/trunctfxf.c: New file.
* libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
(__trunctfxf2): Ditto.
* config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
__extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
__fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
__floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
__letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
__unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
* config/i386/t-fprules-softfp64: New file.
* config/i386/sfp-machine.h: New file.
* config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
and soft-fp/t-softfp to tmake_file.
(i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
* config/i386/t-linux64 (softfp_wrap_start): New.
(softfp_wrap_end): New.
* config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
supported for TARGET_64BIT.
testsuite/ChangeLog:
* gcc.dg/torture/fp-int-convert-float128.c: Do not xfail for i?86-*-*
and x86_64-*-* targets.
* gcc.dg/torture/fp-int-convert-float128-timode.c: Ditto.
From-SVN: r124775
2007-05-16 19:07:07 +02:00
|
|
|
FP_HANDLE_EXCEPTIONS;
|
|
|
|
|
|
|
|
return r;
|
|
|
|
}
|