[gcc.git] / gcc / config / lynx.h

/* Target independent definitions for LynxOS.  */

/* ??? The -C option may need to change to whatever option the GNU assembler
   actually accepts.  */
#undef ASM_SPEC
#define ASM_SPEC "%{mcoff:-C}"

#undef CPP_SPEC
#define CPP_SPEC "%{mthreads:-D_MULTITHREADED} %{mposix:-D_POSIX_SOURCE} %{msystem-v:-I/usr/include_v}"

/* Provide required defaults for linker switches.  */
/* ??? The -k option may need to change to whatever option the GNU linker
   actually accepts.  This is to produce COFF output.  */
/* ??? The -V option may need to change to whatever option the GNU linker
   actually accepts.  This is to produce System-V magic numbers.  */
#undef LINK_SPEC
#define LINK_SPEC "-P1000 %{msystem-v:-V} %{mcoff:-k}"

#undef LIB_SPEC
#define LIB_SPEC "%{mthreads:-L/lib/thread/}%{msystem-v:-lc_v}%{!msystem-v:%{mposix:-lc_p} -lc}"

#undef STARTFILE_SPEC
#define STARTFILE_SPEC "%{p:%{mcoff:pinit1.o%s}%{!mcoff:pinit.o%s}}%{!p:%{msystem-v:%{mcoff:vinit1.o%s}%{!mcoff:vinit.o%s}}%{!msystem-v:%{mcoff:init1.o%s}%{!mcoff:init.o%s}}}"

#undef ENDFILE_SPEC
#define ENDFILE_SPEC "%{mcoff:initn.o%s} %{p:_etext.o%s}"

#undef SIZE_TYPE
#define SIZE_TYPE "unsigned int"

#undef WCHAR_TYPE
#define WCHAR_TYPE "int"

#undef PTRDIFF_TYPE
#define PTRDIFF_TYPE "long int"

/* We want to output DBX debugging information.  */

#define DBX_DEBUGGING_INFO
#define PREFERRED_DEBUGGING_TYPE DBX_DEBUG

/* We optionally want to be able to produce SDB debugging output so that
   we can create debuggable SDB/coff files.  This won't be needed when
   stabs-in-coff works.  */

#define SDB_DEBUGGING_INFO

/* Generate calls to memcpy, memcmp and memset.  */

#define TARGET_MEM_FUNCTIONS

/* Handle #pragma pack and sometimes #pragma weak.  */

#define HANDLE_SYSV_PRAGMA

#define TARGET_THREADS	(target_flags & MASK_THREADS)
#define MASK_THREADS	0x40000000

#define TARGET_POSIX	(target_flags & MASK_POSIX)
#define MASK_POSIX	0x20000000

#define TARGET_SYSTEM_V	(target_flags & MASK_SYSTEM_V)
#define MASK_SYSTEM_V	0x10000000

#define TARGET_COFF	(target_flags & MASK_COFF)
#define MASK_COFF	0x08000000

#undef SUBTARGET_SWITCHES
#define SUBTARGET_SWITCHES \
    {"threads",		MASK_THREADS},		\
    {"posix",		MASK_POSIX},		\
    {"system-v",	MASK_SYSTEM_V},		\
    {"coff",		MASK_COFF},

#undef SUBTARGET_OVERRIDE_OPTIONS
#define SUBTARGET_OVERRIDE_OPTIONS \
{ if (TARGET_SYSTEM_V && profile_flag)			\
    warning ("-msystem-v and -p are incompatible");		\
  if (TARGET_SYSTEM_V && TARGET_THREADS)			\
    warning ("-msystem-v and -mthreads are incompatible"); }

/* Define this so that C++ destructors will use atexit.  */

#define HAVE_ATEXIT

/* This is defined only so that we can find the assembler.  Everything else
   is in /bin.  */

#define MD_EXEC_PREFIX "/usr/local/lib/gcc-"

/* ??? This is needed because /bin/ld does not handle -L options correctly.
   This can be deleted if GNU ld is being used.  */

#define LINK_LIBGCC_SPECIAL_1

/* The Lynx linker considers __main to be a possible entry point, so we
   must use a different name.  */

#define NAME__MAIN "____main"
#define SYMBOL__MAIN ____main
Commit	Line	Data
4fb420c2 JW	1	/* Target independent definitions for LynxOS. */
	2
	3	/* ??? The -C option may need to change to whatever option the GNU assembler
	4	actually accepts. */
	5	#undef ASM_SPEC
	6	#define ASM_SPEC "%{mcoff:-C}"
	7
	8	#undef CPP_SPEC
02881b1b	9	#define CPP_SPEC "%{mthreads:-D_MULTITHREADED} %{mposix:-D_POSIX_SOURCE} %{msystem-v:-I/usr/include_v}"
4fb420c2 JW	10
	11	/* Provide required defaults for linker switches. */
	12	/* ??? The -k option may need to change to whatever option the GNU linker
	13	actually accepts. This is to produce COFF output. */
	14	/* ??? The -V option may need to change to whatever option the GNU linker
	15	actually accepts. This is to produce System-V magic numbers. */
	16	#undef LINK_SPEC
02881b1b	17	#define LINK_SPEC "-P1000 %{msystem-v:-V} %{mcoff:-k}"
4fb420c2 JW	18
	19	#undef LIB_SPEC
	20	#define LIB_SPEC "%{mthreads:-L/lib/thread/}%{msystem-v:-lc_v}%{!msystem-v:%{mposix:-lc_p} -lc}"
	21
	22	#undef STARTFILE_SPEC
	23	#define STARTFILE_SPEC "%{p:%{mcoff:pinit1.o%s}%{!mcoff:pinit.o%s}}%{!p:%{msystem-v:%{mcoff:vinit1.o%s}%{!mcoff:vinit.o%s}}%{!msystem-v:%{mcoff:init1.o%s}%{!mcoff:init.o%s}}}"
	24
	25	#undef ENDFILE_SPEC
	26	#define ENDFILE_SPEC "%{mcoff:initn.o%s} %{p:_etext.o%s}"
	27
	28	#undef SIZE_TYPE
	29	#define SIZE_TYPE "unsigned int"
	30
	31	#undef WCHAR_TYPE
	32	#define WCHAR_TYPE "int"
	33
	34	#undef PTRDIFF_TYPE
	35	#define PTRDIFF_TYPE "long int"
	36
	37	/* We want to output DBX debugging information. */
	38
	39	#define DBX_DEBUGGING_INFO
02881b1b JW	40	#define PREFERRED_DEBUGGING_TYPE DBX_DEBUG
	41
	42	/* We optionally want to be able to produce SDB debugging output so that
	43	we can create debuggable SDB/coff files. This won't be needed when
	44	stabs-in-coff works. */
	45
	46	#define SDB_DEBUGGING_INFO
4fb420c2 JW	47
	48	/* Generate calls to memcpy, memcmp and memset. */
	49
	50	#define TARGET_MEM_FUNCTIONS
	51
	52	/* Handle #pragma pack and sometimes #pragma weak. */
	53
	54	#define HANDLE_SYSV_PRAGMA
	55
	56	#define TARGET_THREADS (target_flags & MASK_THREADS)
	57	#define MASK_THREADS 0x40000000
	58
	59	#define TARGET_POSIX (target_flags & MASK_POSIX)
	60	#define MASK_POSIX 0x20000000
	61
	62	#define TARGET_SYSTEM_V (target_flags & MASK_SYSTEM_V)
	63	#define MASK_SYSTEM_V 0x10000000
	64
	65	#define TARGET_COFF (target_flags & MASK_COFF)
	66	#define MASK_COFF 0x08000000
	67
	68	#undef SUBTARGET_SWITCHES
	69	#define SUBTARGET_SWITCHES \
	70	{"threads", MASK_THREADS}, \
	71	{"posix", MASK_POSIX}, \
	72	{"system-v", MASK_SYSTEM_V}, \
	73	{"coff", MASK_COFF},
	74
	75	#undef SUBTARGET_OVERRIDE_OPTIONS
	76	#define SUBTARGET_OVERRIDE_OPTIONS \
	77	{ if (TARGET_SYSTEM_V && profile_flag) \
	78	warning ("-msystem-v and -p are incompatible"); \
	79	if (TARGET_SYSTEM_V && TARGET_THREADS) \
	80	warning ("-msystem-v and -mthreads are incompatible"); }
	81
	82	/* Define this so that C++ destructors will use atexit. */
	83
	84	#define HAVE_ATEXIT
02881b1b JW	85
	86	/* This is defined only so that we can find the assembler. Everything else
	87	is in /bin. */
	88
	89	#define MD_EXEC_PREFIX "/usr/local/lib/gcc-"
	90
	91	/* ??? This is needed because /bin/ld does not handle -L options correctly.
	92	This can be deleted if GNU ld is being used. */
	93
	94	#define LINK_LIBGCC_SPECIAL_1
	95
	96	/* The Lynx linker considers __main to be a possible entry point, so we
	97	must use a different name. */
	98
	99	#define NAME__MAIN "____main"
	100	#define SYMBOL__MAIN ____main