aca0b0b315
gcc: * config/soft-fp: Move to ../libgcc. * Makefile.in (SFP_MACHINE): Remove. (libgcc-support): Remove $(SFP_MACHINE) dependency. * config/arm/sfp-machine.h: Move to ../libgcc/config/arm. * config/arm/t-arm-softfp: Move to ../libgcc/config/arm/t-softfp. * config/c6x/sfp-machine.h: Move to ../libgcc/config/c6x. * config/c6x/t-c6x-softfp: Remove. * config/i386/sfp-machine.h: Move to ../libgcc/config/i386. * config/i386/t-fprules-softfp: Move to ../libgcc/config/t-softfp-tf. * config/ia64/sfp-machine.h: Move to ../libgcc/config/ia64. * config/ia64/t-fprules-softfp: Remove. * config/lm32/sfp-machine.h: Move to ../libgcc/config/lm32. * config/lm32/t-fprules-softfp: Remove. * config/moxie/sfp-machine.h: Remove. * config/moxie/t-moxie-softfp: Remove. * config/rs6000/darwin-ldouble-format: Move to ../libgcc/config/rs6000/ibm-ldouble-format. * config/rs6000/darwin-ldouble.c: Move to ../libgcc/config/rs6000/ibm-ldouble.c * config/rs6000/libgcc-ppc-glibc.ver: Move to ../libgcc/config/rs6000. * config/rs6000/libgcc-ppc64.ver: Likewise. * config/rs6000/sfp-machine.h: Likewise. * config/rs6000/t-aix43 (SHLIB_MAPFILES): Remove $(srcdir)/config/rs6000/libgcc-ppc64.ver. (LIB2FUNCS_EXTRA): Remove. (TARGET_LIBGCC2_CFLAGS): Remove. * config/rs6000/t-aix52: Likewise * config/rs6000/t-darwin (LIB2FUNCS_EXTRA): Remove $(srcdir)/config/rs6000/darwin-ldouble.c. (SHLIB_MAPFILES): Remove. * config/rs6000/t-darwin64 (LIB2FUNCS_EXTRA): Remove $(srcdir)/config/rs6000/darwin-ldouble.c. * config/rs6000/t-fprules-softfp: Move to ../libgcc/config/t-softfp-sfdf. * config/rs6000/t-freebsd: Move to ../libgcc/config/rs6000. * config/rs6000/t-linux64 (softfp_wrap_start, softfp_wrap_end): Remove. * config/rs6000/t-ppccomm (LIB2FUNCS_EXTRA): Remove $(srcdir)/config/rs6000/darwin-ldouble.c. * config/score/sfp-machine.h: Move to ../libgcc/config/score. * config/score/t-score-softfp: Remove. * config.gcc (arm*-*-linux*): Remove arm/t-arm-softfp, soft-fp/t-softfp from tmake_file. (arm*-*-uclinux*): Likewise. (arm*-*-ecos-elf): Likewise. (arm*-*-eabi*, arm*-*-symbianelf*): Likewise. (arm*-*-rtems*): Likewise. (arm*-*-elf): Likewise. (moxie-*-elf): Remove moxie/t-moxie-softfp, soft-fp/t-softfp from tmake_file. (moxie-*-uclinux*): Likewise. (moxie-*-rtems*): Likewise. (lm32-*-elf*): Remove lm32/t-fprules-softfp, soft-fp/t-softfp from tmake_file. (lm32-*-rtems*): Likewise. (lm32-*-uclinux*): Likewise. (powerpc-*-freebsd*): Remove rs6000/t-freebsd, rs6000/t-fprules-softfp, soft-fp/t-softfp from tmake_file. (powerpc-*-linux*, powerpc64-*-linux*): Remove rs6000/t-fprules-softfp, soft-fp/t-softfp from tmake_file. (score-*-elf): Remove score/t-score-softfp, soft-fp/t-softfp from tmake_file. (tic6x-*-elf): Remove c6x/t-c6x-softfp, soft-fp/t-softfp from tmake_file. (tic6x-*-uclinux): Likewise. (i[34567]86-*-darwin*, x86_64-*-darwin*): Remove i386/t-fprules-softfp, soft-fp/t-softfp from tmake_file. (i[34567]86-*-linux*, x86_64-*-linux*, i[34567]86-*-kfreebsd*-gnu) (x86_64-*-kfreebsd*-gnu, i[34567]86-*-gnu*): Likewise. (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Likewise. (i[34567]86-*-cygwin*, i[34567]86-*-mingw*, x86_64-*-mingw*): Likewise. (i[34567]86-*-freebsd*, x86_64-*-freebsd*): Likewise. libgcc: * config/t-softfp: Remove. * soft-fp: Moved from ../gcc/config. * soft-fp/README: Remove t-softfp reference. * soft-fp/t-softfp: Move to config/t-softfp. (softfp_machine_header): Remove. (softfp_file_list): Remove config subdir. (soft-fp-objects): New variable. ($(soft-fp-objects)): Set INTERNAL_CFLAGS. (LIB2FUNCS_EXTRA): Add to LIB2ADD instead. (SFP_MACHINE, $(SFP_MACHINE)): Remove. * config/t-softfp-excl: New file. * config/t-softfp-sfdf: New file. * config/t-softfp-tf: New file. * config/no-sfp-machine.h: New file. * config/arm/sfp-machine.h: New file. * config/arm/t-softfp: New file. * config/c6x/sfp-machine.h: New file. * config/i386/32/t-fprules-softfp: Rename to ... * config/i386/32/t-softfp: ... this. (tifunctions, LIB2ADD): Remove. (softfp_int_modes): Override. * config/i386/64/t-softfp-compat (tf-functions): Remove config subdir. * config/i386/64/eqtf2.c: Likewise. * config/i386/64/getf2.c: Likewise. * config/i386/64/letf2.c: Likewise. * config/ia64/sft-machine.h: New file. * config/ia64/t-fprules-softfp: Rename to ... * config/ia64/t-softfp: ... this. * config/lm32/sfp-machine.h: New file. * config/moxie/t-moxie-softfp: Remove. * config/rs6000/ibm-ldouble-format: New file. * config/rs6000/ibm-ldouble.c: New file. * config/rs6000/libgcc-ppc-glibc.ver: New file * config/rs6000/libgcc-ppc64.ver: New file * config/rs6000/sfp-machine.h: New file. * config/rs6000/t-freebsd: New file. * config/rs6000/t-ibm-ldouble: New file. * config/rs6000/t-ldbl128: Use $(srcdir) to refer to libgcc-ppc-glibc.ver. * config/rs6000/t-linux64: New file. * config/rs6000/t-ppccomm (LIB2ADD): Add $(srcdir)/config/rs6000/ibm-ldouble.c. * config/rs6000/t-ppccomm-ldbl: New file. * config/score/sfp-machine.h: New file. * config.host (sfp_machine_header): Explain. (arm*-*-linux*): Add t-softfp-sfdf, t-softfp-excl, arm/t-softfp, t-softfp to tmake_file. (arm*-*-uclinux*): Likewise. (arm*-*-ecos-elf): Likewise. (arm*-*-eabi*, arm*-*-symbianelf*): Likewise. (arm*-*-rtems*): Likewise. (arm*-*-elf): Likewise. (ia64*-*-linux*): Replace ia64/t-fprules-softfp by ia64/t-softfp in tmake_file. Add t-softfp-tf, t-softfp-excl, t-softfp to tmake_file. (lm32-*-elf*, lm32-*-rtems*): Add t-softfp-sfdf, t-softfp to tmake_file. (lm32-*-uclinux*): Likewise. (moxie-*-*): Replace moxie/t-moxie-softfp by t-softfp-sfdf, t-softfp-excl, t-softfp. (powerpc-*-darwin*): Add rs6000/t-ibm-ldouble to tmake_file. (powerpc64-*-darwin*): Likewise. (powerpc-*-freebsd*): Add t-softfp-sfdf, t-softfp-excl, t-softfp to tmake_file. (powerpc-*-eabisimaltivec*): Add rs6000/t-ppccomm-ldbl to tmake_file. (powerpc-*-eabisim*): Likewise. (powerpc-*-elf*): Likewise. (powerpc-*-eabialtivec*): Likewise. (powerpc-xilinx-eabi*): Likewise. (powerpc-*-rtems*): Likewise. (powerpc-*-linux*, powerpc64-*-linux*): Add t-softfp-sfdf, t-softfp-excl, t-softfp to tmake_file. (powerpc-wrs-vxworks, powerpc-wrs-vxworksae): Add rs6000/t-ppccomm-ldbl to tmake_file. (powerpcle-*-elf*): Likewise. (powerpcle-*-eabisim*): Likewise. (powerpcle-*-eabi*): Likewise. (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Add rs6000/t-ibm-ldouble to tmake_file. (rs6000-ibm-aix5.1.*, powerpc-ibm-aix5.1.*): Likewise. (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise. (score-*-elf): Add t-softfp-sfdf, t-softfp-excl, t-softfp to tmake_file. (tic6x-*-*): Likewise. (i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-kfreebsd*-gnu, x86_64-*-kfreebsd*-gnu, i[34567]86-*-linux*, x86_64-*-linux*, i[34567]86-*-gnu*, i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*, i[34567]86-*-cygwin*, i[34567]86-*-mingw*, x86_64-*-mingw*, i[34567]86-*-freebsd*, x86_64-*-freebsd*): Add t-softfp-tf, t-softfp to tmake_file. * configure.ac (sfp_machine_header): Provide default if unset. Substitute. Link sfp-machine.h to config/$sfp_machine_header. * configure: Regenerate. From-SVN: r177452
50 lines
1.8 KiB
C
50 lines
1.8 KiB
C
/* Software floating-point emulation.
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Return a + b
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Copyright (C) 1997,1999,2006 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Richard Henderson (rth@cygnus.com) and
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Jakub Jelinek (jj@ultra.linux.cz).
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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
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License along with the GNU C Library; if not, write to the Free
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Software Foundation, 51 Franklin Street, Fifth Floor, Boston,
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MA 02110-1301, USA. */
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#include "soft-fp.h"
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#include "quad.h"
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TFtype __addtf3(TFtype a, TFtype b)
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{
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FP_DECL_EX;
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FP_DECL_Q(A); FP_DECL_Q(B); FP_DECL_Q(R);
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TFtype r;
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FP_INIT_ROUNDMODE;
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FP_UNPACK_SEMIRAW_Q(A, a);
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FP_UNPACK_SEMIRAW_Q(B, b);
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FP_ADD_Q(R, A, B);
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FP_PACK_SEMIRAW_Q(r, R);
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FP_HANDLE_EXCEPTIONS;
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return r;
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}
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