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/* Core target definitions for GCC for Intel 80x86 running Netware.
and using dwarf for the debugging format.
Copyright (C) 1993, 1994, 2004, 2007, 2008, 2009, 2010, 2011
Free Software Foundation, Inc.
Written by David V. Henkel-Wallace (gumby@cygnus.com)
This file is part of GCC.
GCC 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 3, or (at your option)
any later version.
GCC 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 GCC; see the file COPYING3. If not see
<http://www.gnu.org/licenses/>. */
#define TARGET_VERSION fprintf (stderr, " (x86 NetWare)");
#undef CPP_SPEC
#define CPP_SPEC "%{posix:-D_POSIX_SOURCE} %{pthread:-D_REENTRANT}"
#undef ASM_SPEC
#define ASM_SPEC ""
#undef LIB_SPEC
#define LIB_SPEC ""
/* Kinda useless, but what the hell */
#undef LINK_SPEC
#define LINK_SPEC "%{h*} %{v:-V}"
#undef STARTFILE_SPEC
#define STARTFILE_SPEC ""
#undef ENDFILE_SPEC
#define ENDFILE_SPEC ""
#undef RELATIVE_PREFIX_NOT_LINKDIR
#undef LIBGCC_SPEC
#define TARGET_OS_CPP_BUILTINS() \
do \
{ \
builtin_define_std ("IAPX386"); \
builtin_define ("_M_IX86=300"); \
builtin_define ("__netware__"); \
builtin_assert ("system=netware"); \
builtin_define ("__ELF__"); \
builtin_define ("__cdecl=__attribute__((__cdecl__))"); \
builtin_define ("__stdcall=__attribute__((__stdcall__))"); \
builtin_define ("__fastcall=__attribute__((__fastcall__))"); \
if (!flag_iso) \
{ \
builtin_define ("_cdecl=__attribute__((__cdecl__))"); \
builtin_define ("_stdcall=__attribute__((__stdcall__))"); \
builtin_define ("_fastcall=__attribute__((__fastcall__))"); \
} \
} \
while (0)
#undef TARGET_CPU_DEFAULT
#define TARGET_CPU_DEFAULT TARGET_CPU_DEFAULT_pentium4
/* By default, target has a 80387, uses IEEE compatible arithmetic,
returns float values in the 387, and uses MSVC bit field layout. */
#undef TARGET_SUBTARGET_DEFAULT
#define TARGET_SUBTARGET_DEFAULT (MASK_80387 | MASK_IEEE_FP | \
MASK_FLOAT_RETURNS | MASK_ALIGN_DOUBLE | MASK_MS_BITFIELD_LAYOUT)
/* Don't allow flag_pic to propagate since invalid relocations will
result otherwise. */
#define SUBTARGET_OVERRIDE_OPTIONS \
do { \
if (flag_pic) \
{ \
error ("-fPIC and -fpic are not supported for this target"); \
flag_pic = 0; \
} \
} while (0)
#undef MATH_LIBRARY
#define MATH_LIBRARY ""
/* Align doubles and long-longs in structures on qword boundaries. */
#undef BIGGEST_FIELD_ALIGNMENT
#define BIGGEST_FIELD_ALIGNMENT 64
#undef DEFAULT_PCC_STRUCT_RETURN
#define DEFAULT_PCC_STRUCT_RETURN 0
/* Implicit arguments pointing to aggregate return values are to be
removed by the caller. */
#undef KEEP_AGGREGATE_RETURN_POINTER
#define KEEP_AGGREGATE_RETURN_POINTER 1
#undef ASM_COMMENT_START
#define ASM_COMMENT_START "#"
#undef DBX_REGISTER_NUMBER
#define DBX_REGISTER_NUMBER(n) (svr4_dbx_register_map[n])
/* Default structure packing is 1-byte. */
#define TARGET_DEFAULT_PACK_STRUCT 1
#undef SIZE_TYPE
#define SIZE_TYPE "unsigned int"
#undef PTRDIFF_TYPE
#define PTRDIFF_TYPE "int"
#undef WCHAR_TYPE
#define WCHAR_TYPE "short unsigned int"
#undef WCHAR_TYPE_SIZE
#define WCHAR_TYPE_SIZE 16
#undef WINT_TYPE
#define WINT_TYPE "int"
/* A C statement (sans semicolon) to output to the stdio stream
FILE the assembler definition of uninitialized global DECL named
NAME whose size is SIZE bytes and alignment is ALIGN bytes.
Try to use asm_output_aligned_bss to implement this macro. */
#define ASM_OUTPUT_ALIGNED_BSS(FILE, DECL, NAME, SIZE, ALIGN) \
asm_output_aligned_bss (FILE, DECL, NAME, SIZE, ALIGN)
/* Handle special EH pointer encodings. Absolute, pc-relative, and
indirect are handled automatically. */
#define ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX(FILE, ENCODING, SIZE, ADDR, DONE) \
do { \
if ((SIZE) == 4 && ((ENCODING) & 0x70) == DW_EH_PE_datarel) \
{ \
fputs (ASM_LONG, FILE); \
assemble_name (FILE, XSTR (ADDR, 0)); \
fputs (((ENCODING) & DW_EH_PE_indirect ? "@GOT" : "@GOTOFF"), FILE); \
goto DONE; \
} \
} while (0)
/* there is no TLS support in NLMs/on NetWare */
#undef HAVE_AS_TLS
#define HAS_INIT_SECTION
#undef INIT_SECTION_ASM_OP
#define CTOR_LISTS_DEFINED_EXTERNALLY
#undef READONLY_DATA_SECTION_ASM_OP
#define READONLY_DATA_SECTION_ASM_OP ".section\t.rodata"
/* Define this macro if references to a symbol must be treated
differently depending on something about the variable or
function named by the symbol (such as what section it is in).
On i386 running NetWare, modify the assembler name with an underscore (_)
or atsign (@) prefix and a suffix consisting of an atsign (@) followed by
a string of digits that represents the number of bytes of arguments passed
to the function, if it has the attribute STDCALL. Alternatively, if it has
the REGPARM attribute, prefix it with an underscore (_), a digit
representing the number of registers used, and an atsign (@). */
void i386_nlm_encode_section_info (tree, rtx, int);
extern tree i386_nlm_mangle_decl_assembler_name (tree, tree);
const char *i386_nlm_strip_name_encoding (const char *);
#define SUBTARGET_ENCODE_SECTION_INFO i386_nlm_encode_section_info
#define TARGET_MANGLE_DECL_ASSEMBLER_NAME i386_nlm_mangle_decl_assembler_name
#undef TARGET_STRIP_NAME_ENCODING
#define TARGET_STRIP_NAME_ENCODING i386_nlm_strip_name_encoding
#define TARGET_POSIX_IO
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