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132 lines
4.1 KiB
C
132 lines
4.1 KiB
C
/* Definitions of target machine for GNU compiler, for SPARC VxSim
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Copyright 1996 Free Software Foundation, Inc.
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This file is part of GNU CC.
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GNU CC is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GNU CC 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
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU CC; see the file COPYING. If not, write to
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the Free Software Foundation, 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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/* Supposedly the same as vanilla sparc svr4, except for the stuff below: */
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#include "sparc/sysv4.h"
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#undef CPP_PREDEFINES
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#define CPP_PREDEFINES \
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"-DCPU=SIMSPARCSOLARIS -D__vxworks -D__vxworks__ -Dsparc -D__svr4__ -D__SVR4 \
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-Asystem(embedded) -Asystem(svr4) -Acpu(sparc) -Amachine(sparc)\
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-D__GCC_NEW_VARARGS__"
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#undef CPP_SPEC
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#define CPP_SPEC ""
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#undef CC1_SPEC
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#define CC1_SPEC "-fno-builtin %{sun4:} %{target:}"
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/* The sun bundled assembler doesn't accept -Yd, (and neither does gas).
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It's safe to pass -s always, even if -g is not used. */
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#undef ASM_SPEC
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#define ASM_SPEC \
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"%{V} %{v:%{!V:-V}} %{Qy:} %{!Qn:-Qy} %{n} %{T} %{Ym,*} %{Wa,*:%*} -s \
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%{fpic:-K PIC} %{fPIC:-K PIC}"
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/* However it appears that Solaris 2.0 uses the same reg numbering as
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the old BSD-style system did. */
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#undef DBX_REGISTER_NUMBER
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/* Same as sparc.h */
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#define DBX_REGISTER_NUMBER(REGNO) (REGNO)
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/* We use stabs-in-elf for debugging, because that is what the native
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toolchain uses. */
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#undef PREFERRED_DEBUGGING_TYPE
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#define PREFERRED_DEBUGGING_TYPE DBX_DEBUG
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/* The Solaris 2 assembler uses .skip, not .zero, so put this back. */
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#undef ASM_OUTPUT_SKIP
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#define ASM_OUTPUT_SKIP(FILE,SIZE) \
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fprintf (FILE, "\t.skip %u\n", (SIZE))
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#undef ASM_OUTPUT_ALIGNED_LOCAL
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#define ASM_OUTPUT_ALIGNED_LOCAL(FILE, NAME, SIZE, ALIGN) \
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do { \
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fputs ("\t.local\t", (FILE)); \
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assemble_name ((FILE), (NAME)); \
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putc ('\n', (FILE)); \
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ASM_OUTPUT_ALIGNED_COMMON (FILE, NAME, SIZE, ALIGN); \
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} while (0)
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#undef COMMON_ASM_OP
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#define COMMON_ASM_OP "\t.common"
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/* This is how to output a definition of an internal numbered label where
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PREFIX is the class of label and NUM is the number within the class. */
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#undef ASM_OUTPUT_INTERNAL_LABEL
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#define ASM_OUTPUT_INTERNAL_LABEL(FILE,PREFIX,NUM) \
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fprintf (FILE, ".L%s%d:\n", PREFIX, NUM)
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/* This is how to output a reference to an internal numbered label where
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PREFIX is the class of label and NUM is the number within the class. */
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#undef ASM_OUTPUT_INTERNAL_LABELREF
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#define ASM_OUTPUT_INTERNAL_LABELREF(FILE,PREFIX,NUM) \
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fprintf (FILE, ".L%s%d", PREFIX, NUM)
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/* This is how to store into the string LABEL
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the symbol_ref name of an internal numbered label where
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PREFIX is the class of label and NUM is the number within the class.
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This is suitable for output with `assemble_name'. */
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#undef ASM_GENERATE_INTERNAL_LABEL
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#define ASM_GENERATE_INTERNAL_LABEL(LABEL,PREFIX,NUM) \
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sprintf (LABEL, "*.L%s%d", PREFIX, NUM)
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#undef LIB_SPEC
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#define LIB_SPEC ""
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#undef STARTFILE_SPEC
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#define STARTFILE_SPEC ""
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#undef ENDFILE_SPEC
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#define ENDFILE_SPEC ""
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#undef LINK_SPEC
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#define LINK_SPEC "-r"
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/* This defines which switch letters take arguments.
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It is as in svr4.h but with -R added. */
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#undef SWITCH_TAKES_ARG
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#define SWITCH_TAKES_ARG(CHAR) \
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( (CHAR) == 'D' \
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|| (CHAR) == 'U' \
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|| (CHAR) == 'o' \
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|| (CHAR) == 'e' \
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|| (CHAR) == 'u' \
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|| (CHAR) == 'I' \
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|| (CHAR) == 'm' \
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|| (CHAR) == 'L' \
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|| (CHAR) == 'R' \
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|| (CHAR) == 'A' \
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|| (CHAR) == 'h' \
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|| (CHAR) == 'z')
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/* ??? This does not work in SunOS 4.x, so it is not enabled in sparc.h.
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Instead, it is enabled here, because it does work under Solaris. */
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/* Define for support of TFmode long double and REAL_ARITHMETIC.
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Sparc ABI says that long double is 4 words. */
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#define LONG_DOUBLE_TYPE_SIZE 64
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