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/* Definitions of target machine for GNU compiler, for SPARC VxSim
Copyright 1996 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 TARGET_VERSION
#define TARGET_VERSION fprintf (stderr, " (sparc VxSim)");
/* Supposedly the same as vanilla sparc svr4, except for the stuff below: */
#undef CPP_PREDEFINES
#define CPP_PREDEFINES \
"-DCPU=SIMSPARCSOLARIS -D__vxworks -D__vxworks__ -Dsparc -D__svr4__ -D__SVR4 \
-Asystem=embedded -Asystem=svr4 -Acpu=sparc -Amachine=sparc\
-D__GCC_NEW_VARARGS__"
#undef CPP_SPEC
#define CPP_SPEC ""
#undef CC1_SPEC
#define CC1_SPEC "-fno-builtin %{sun4:} %{target:}"
/* The sun bundled assembler doesn't accept -Yd, (and neither does gas).
It's safe to pass -s always, even if -g is not used. */
#undef ASM_SPEC
#define ASM_SPEC \
"%{V} %{v:%{!V:-V}} %{Qy:} %{!Qn:-Qy} %{n} %{T} %{Ym,*} %{Wa,*:%*} -s \
%{fpic:-K PIC} %{fPIC:-K PIC}"
/* However it appears that Solaris 2.0 uses the same reg numbering as
the old BSD-style system did. */
#undef DBX_REGISTER_NUMBER
/* Same as sparc.h */
#define DBX_REGISTER_NUMBER(REGNO) (REGNO)
/* We use stabs-in-elf for debugging, because that is what the native
toolchain uses. */
#undef PREFERRED_DEBUGGING_TYPE
#define PREFERRED_DEBUGGING_TYPE DBX_DEBUG
/* The Solaris 2 assembler uses .skip, not .zero, so put this back. */
#undef ASM_OUTPUT_SKIP
#define ASM_OUTPUT_SKIP(FILE,SIZE) \
fprintf (FILE, "\t.skip %u\n", (SIZE))
#undef ASM_OUTPUT_ALIGNED_LOCAL
#define ASM_OUTPUT_ALIGNED_LOCAL(FILE, NAME, SIZE, ALIGN) \
do { \
fputs ("\t.local\t", (FILE)); \
assemble_name ((FILE), (NAME)); \
putc ('\n', (FILE)); \
ASM_OUTPUT_ALIGNED_COMMON (FILE, NAME, SIZE, ALIGN); \
} while (0)
#undef COMMON_ASM_OP
#define COMMON_ASM_OP "\t.common\t"
#undef LOCAL_LABEL_PREFIX
#define LOCAL_LABEL_PREFIX "."
/* This is how to output a definition of an internal numbered label where
PREFIX is the class of label and NUM is the number within the class. */
#undef ASM_OUTPUT_INTERNAL_LABEL
#define ASM_OUTPUT_INTERNAL_LABEL(FILE,PREFIX,NUM) \
fprintf (FILE, ".L%s%d:\n", PREFIX, NUM)
/* This is how to output a reference to an internal numbered label where
PREFIX is the class of label and NUM is the number within the class. */
#undef ASM_OUTPUT_INTERNAL_LABELREF
#define ASM_OUTPUT_INTERNAL_LABELREF(FILE,PREFIX,NUM) \
fprintf (FILE, ".L%s%d", PREFIX, NUM)
/* This is how to store into the string LABEL
the symbol_ref name of an internal numbered label where
PREFIX is the class of label and NUM is the number within the class.
This is suitable for output with `assemble_name'. */
#undef ASM_GENERATE_INTERNAL_LABEL
#define ASM_GENERATE_INTERNAL_LABEL(LABEL,PREFIX,NUM) \
sprintf (LABEL, "*.L%s%ld", PREFIX, (long)(NUM))
#undef LIB_SPEC
#define LIB_SPEC ""
#undef STARTFILE_SPEC
#define STARTFILE_SPEC ""
#undef ENDFILE_SPEC
#define ENDFILE_SPEC ""
#undef LINK_SPEC
#define LINK_SPEC "-r"
/* This defines which switch letters take arguments.
It is as in svr4.h but with -R added. */
#undef SWITCH_TAKES_ARG
#define SWITCH_TAKES_ARG(CHAR) \
( (CHAR) == 'D' \
|| (CHAR) == 'U' \
|| (CHAR) == 'o' \
|| (CHAR) == 'e' \
|| (CHAR) == 'u' \
|| (CHAR) == 'I' \
|| (CHAR) == 'm' \
|| (CHAR) == 'L' \
|| (CHAR) == 'R' \
|| (CHAR) == 'A' \
|| (CHAR) == 'h' \
|| (CHAR) == 'z')
/* ??? This does not work in SunOS 4.x, so it is not enabled in sparc.h.
Instead, it is enabled here, because it does work under Solaris. */
/* Define for support of TFmode long double and REAL_ARITHMETIC.
Sparc ABI says that long double is 4 words. */
#define LONG_DOUBLE_TYPE_SIZE 64
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