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Diffstat (limited to 'contrib/gcc/config/alpha/osf5.h')
-rw-r--r-- | contrib/gcc/config/alpha/osf5.h | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/contrib/gcc/config/alpha/osf5.h b/contrib/gcc/config/alpha/osf5.h new file mode 100644 index 000000000000..c832c5741886 --- /dev/null +++ b/contrib/gcc/config/alpha/osf5.h @@ -0,0 +1,54 @@ +/* Definitions of target machine for GNU compiler, for DEC Alpha on Tru64 5. + Copyright (C) 2000, 2001 Free Software Foundation, Inc. + + This file is part of GNU CC. + + GNU CC is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2, or (at your option) + any later version. + + GNU CC 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 General Public License for more details. + + You should have received a copy of the GNU General Public License + along with GNU CC; see the file COPYING. If not, write to + the Free Software Foundation, 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#undef LONG_DOUBLE_TYPE_SIZE +#define LONG_DOUBLE_TYPE_SIZE 128 + +/* Tru64 UNIX V5 has a 16 byte long double type and requires __X_FLOAT to be + defined to get the appropriate prototypes for the long double functions + in <math.h>. */ + +#undef CPP_XFLOAT_SPEC +#define CPP_XFLOAT_SPEC "-D__X_FLOAT" + +/* In Tru64 UNIX V5.1, Compaq introduced a new assembler + (/usr/lib/cmplrs/cc/adu) which currently (versions between 3.04.29 and + 3.04.32) breaks mips-tfile. Passing the undocumented -oldas flag reverts + to using the old assembler (/usr/lib/cmplrs/cc/as[01]). + + The V5.0 and V5.0A assemblers silently ignore -oldas, so it can be + specified here. + + It is clearly not desirable to depend on this undocumented flag, and + Compaq wants -oldas to go away soon, but until they have released a + new adu that works with mips-tfile, this is the only option. + + In some versions of the DTK, the assembler driver invokes ld after + assembly. This has been fixed in current versions, but adding -c + works as expected for all versions. */ + +#undef ASM_OLDAS_SPEC +#define ASM_OLDAS_SPEC "-oldas -c" + +/* The linker appears to perform invalid code optimizations that result + in the ldgp emitted for the exception_receiver pattern being incorrectly + linked. */ +#undef TARGET_LD_BUGGY_LDGP +#define TARGET_LD_BUGGY_LDGP 1 |