[gcc.git] / gcc / config / sol2.h

/* Operating system specific defines to be used when targeting GCC for any
   Solaris 2 system.
   Copyright 2002, 2003, 2004, 2007, 2008, 2009, 2010, 2011
   Free Software Foundation, Inc.

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/>.  */

/* We are compiling for Solaris 2 now.  */
#define TARGET_SOLARIS 1

/* Solaris 2 (at least as of 2.5.1) uses a 32-bit wchar_t.  */
#undef WCHAR_TYPE
#define WCHAR_TYPE "long int"

#undef WCHAR_TYPE_SIZE
#define WCHAR_TYPE_SIZE BITS_PER_WORD

/* Solaris 2 uses a wint_t different from the default. This is required
   by the SCD 2.4.1, p. 6-83, Figure 6-66.  */
#undef	WINT_TYPE
#define	WINT_TYPE "long int"

#undef	WINT_TYPE_SIZE
#define	WINT_TYPE_SIZE BITS_PER_WORD

#define SIG_ATOMIC_TYPE "int"

/* ??? This definition of int8_t follows the system header but does
   not conform to C99.  Likewise int_fast8_t, int_least8_t.  */
#define INT8_TYPE "char"
#define INT16_TYPE "short int"
#define INT32_TYPE "int"
#define INT64_TYPE (LONG_TYPE_SIZE == 64 ? "long int" : "long long int")
#define UINT8_TYPE "unsigned char"
#define UINT16_TYPE "short unsigned int"
#define UINT32_TYPE "unsigned int"
#define UINT64_TYPE (LONG_TYPE_SIZE == 64 ? "long unsigned int" : "long long unsigned int")

#define INT_LEAST8_TYPE "char"
#define INT_LEAST16_TYPE "short int"
#define INT_LEAST32_TYPE "int"
#define INT_LEAST64_TYPE (LONG_TYPE_SIZE == 64 ? "long int" : "long long int")
#define UINT_LEAST8_TYPE "unsigned char"
#define UINT_LEAST16_TYPE "short unsigned int"
#define UINT_LEAST32_TYPE "unsigned int"
#define UINT_LEAST64_TYPE (LONG_TYPE_SIZE == 64 ? "long unsigned int" : "long long unsigned int")

#define INT_FAST8_TYPE "char"
#define INT_FAST16_TYPE "int"
#define INT_FAST32_TYPE "int"
#define INT_FAST64_TYPE (LONG_TYPE_SIZE == 64 ? "long int" : "long long int")
#define UINT_FAST8_TYPE "unsigned char"
#define UINT_FAST16_TYPE "unsigned int"
#define UINT_FAST32_TYPE "unsigned int"
#define UINT_FAST64_TYPE (LONG_TYPE_SIZE == 64 ? "long unsigned int" : "long long unsigned int")

#define INTPTR_TYPE (LONG_TYPE_SIZE == 64 ? "long int" : "int")
#define UINTPTR_TYPE (LONG_TYPE_SIZE == 64 ? "long unsigned int" : "unsigned int")

#undef CPP_SUBTARGET_SPEC
#define CPP_SUBTARGET_SPEC "\
%{pthreads|pthread:-D_REENTRANT -D_PTHREADS}"

/* Names to predefine in the preprocessor for this target machine.  */
#define TARGET_SUB_OS_CPP_BUILTINS()
#define TARGET_OS_CPP_BUILTINS()			\
    do {						\
	builtin_define_std ("unix");			\
	builtin_define_std ("sun");			\
	builtin_define ("__svr4__");			\
	builtin_define ("__SVR4");			\
	builtin_assert ("system=unix");			\
	builtin_assert ("system=svr4");			\
	/* For C++ we need to add some additional macro	\
	   definitions required by the C++ standard	\
	   library.  */					\
	if (c_dialect_cxx ())				\
	  {						\
	    builtin_define ("__STDC_VERSION__=199901L");\
	    builtin_define ("_XOPEN_SOURCE=600");	\
	    builtin_define ("_LARGEFILE_SOURCE=1");	\
	    builtin_define ("_LARGEFILE64_SOURCE=1");	\
	    builtin_define ("__EXTENSIONS__");		\
	  }						\
	TARGET_SUB_OS_CPP_BUILTINS();			\
    } while (0)

/* It's safe to pass -s always, even if -g is not used.  */
#undef ASM_SPEC
#define ASM_SPEC "\
%{v:-V} %{Qy:} %{!Qn:-Qy} %{Ym,*} -s \
%{fpic|fpie|fPIC|fPIE:-K PIC} \
%(asm_cpu) \
"

#undef LIB_SPEC
#define LIB_SPEC \
  "%{!symbolic:\
     %{pthreads|pthread:" \
        LIB_THREAD_LDFLAGS_SPEC " -lpthread " LIB_TLS_SPEC "} \
     %{fprofile-generate*:" \
        LIB_THREAD_LDFLAGS_SPEC " " LIB_TLS_SPEC "} \
     %{p|pg:-ldl} -lc}"

#ifndef CROSS_DIRECTORY_STRUCTURE
#undef MD_EXEC_PREFIX
#define MD_EXEC_PREFIX "/usr/ccs/bin/"

#undef MD_STARTFILE_PREFIX
#define MD_STARTFILE_PREFIX "/usr/ccs/lib/"
#endif

#undef STARTFILE_ARCH32_SPEC
#define STARTFILE_ARCH32_SPEC "%{ansi:values-Xc.o%s} \
			    %{!ansi:values-Xa.o%s}"

#undef STARTFILE_ARCH_SPEC
#define STARTFILE_ARCH_SPEC STARTFILE_ARCH32_SPEC

/* We don't use the standard svr4 STARTFILE_SPEC because it's wrong for us.  */
#undef STARTFILE_SPEC
#define STARTFILE_SPEC "%{!shared: \
			 %{!symbolic: \
			  %{p:mcrt1.o%s} \
                          %{!p: \
	                    %{pg:gcrt1.o%s gmon.o%s} \
                            %{!pg:crt1.o%s}}}} \
			crti.o%s %(startfile_arch) \
			crtbegin.o%s"

#undef  ENDFILE_SPEC
#define ENDFILE_SPEC \
  "%{Ofast|ffast-math|funsafe-math-optimizations:crtfastmath.o%s} \
   crtend.o%s crtn.o%s"

#undef LINK_ARCH32_SPEC_BASE
#define LINK_ARCH32_SPEC_BASE \
  "%{G:-G} \
   %{YP,*} \
   %{R*} \
   %{!YP,*:%{p|pg:-Y P,%R/usr/ccs/lib/libp:%R/usr/lib/libp:%R/usr/ccs/lib:%R/lib:%R/usr/lib} \
	   %{!p:%{!pg:-Y P,%R/usr/ccs/lib:%R/lib:%R/usr/lib}}}"

#undef LINK_ARCH32_SPEC
#define LINK_ARCH32_SPEC LINK_ARCH32_SPEC_BASE

#undef LINK_ARCH_SPEC
#define LINK_ARCH_SPEC LINK_ARCH32_SPEC

#ifndef USE_GLD
/* With Sun ld, -rdynamic is a no-op.  */
#define RDYNAMIC_SPEC ""
#else
/* GNU ld needs --export-dynamic to implement -rdynamic.  */
#define RDYNAMIC_SPEC "--export-dynamic"
#endif

#undef  LINK_SPEC
#define LINK_SPEC \
  "%{h*} %{v:-V} \
   %{!shared:%{!static:%{rdynamic: " RDYNAMIC_SPEC "}}} \
   %{static:-dn -Bstatic} \
   %{shared:-G -dy %{!mimpure-text:-z text}} \
   %{symbolic:-Bsymbolic -G -dy -z text} \
   %(link_arch) \
   %{Qy:} %{!Qn:-Qy}"

#ifdef USE_GLD
/* Solaris 11 build 135+ implements dl_iterate_phdr.  GNU ld needs
   --eh-frame-hdr to create the required .eh_frame_hdr sections.  */
#if defined(HAVE_LD_EH_FRAME_HDR) && defined(TARGET_DL_ITERATE_PHDR)
#define LINK_EH_SPEC "%{!static:--eh-frame-hdr} "
#endif /* HAVE_LD_EH_FRAME && TARGET_DL_ITERATE_PHDR */
#endif

#ifndef USE_GLD
/* The default MFLIB_SPEC is GNU ld specific.  */
#define MFLIB_SPEC ""
#endif

/* collect2.c can only parse GNU nm -n output.  Solaris nm needs -png to
   produce the same format.  */
#define NM_FLAGS "-png"
\f
/* The system headers under Solaris 2 are C++-aware since 2.0.  */
#define NO_IMPLICIT_EXTERN_C

#define STDC_0_IN_SYSTEM_HEADERS 1

/* Support Solaris-specific format checking for cmn_err.  */
#define TARGET_N_FORMAT_TYPES 1
#define TARGET_FORMAT_TYPES solaris_format_types

/* #pragma init and #pragma fini are implemented on top of init and
   fini attributes.  */
#define SOLARIS_ATTRIBUTE_TABLE						\
  { "init",      0, 0, true,  false,  false, NULL, false },		\
  { "fini",      0, 0, true,  false,  false, NULL, false }

/* Solaris-specific #pragmas are implemented on top of attributes.  Hook in
   the bits from config/sol2.c.  */
#define SUBTARGET_INSERT_ATTRIBUTES solaris_insert_attributes
#define SUBTARGET_ATTRIBUTE_TABLE SOLARIS_ATTRIBUTE_TABLE

/* Allow macro expansion in #pragma pack.  */
#define HANDLE_PRAGMA_PACK_WITH_EXPANSION

/* Solaris/x86 as and gas support unquoted section names.  */
#define SECTION_NAME_FORMAT	"%s"

/* This is how to declare the size of a function.  For Solaris, we output
   any .init or .fini entries here.  */
#undef ASM_DECLARE_FUNCTION_SIZE
#define ASM_DECLARE_FUNCTION_SIZE(FILE, FNAME, DECL)		\
  do								\
    {								\
      if (!flag_inhibit_size_directive)				\
	ASM_OUTPUT_MEASURED_SIZE (FILE, FNAME);			\
      solaris_output_init_fini (FILE, DECL);			\
    }								\
  while (0)

/* Solaris as has a bug: a .common directive in .tbss or .tdata section
   behaves as .tls_common rather than normal non-TLS .common.  */
#undef  ASM_OUTPUT_ALIGNED_COMMON
#define ASM_OUTPUT_ALIGNED_COMMON(FILE, NAME, SIZE, ALIGN)		\
  do									\
    {									\
      if (TARGET_SUN_TLS						\
	  && in_section							\
	  && ((in_section->common.flags & SECTION_TLS) == SECTION_TLS))	\
	switch_to_section (bss_section);				\
      fprintf ((FILE), "%s", COMMON_ASM_OP);				\
      assemble_name ((FILE), (NAME));					\
      fprintf ((FILE), ","HOST_WIDE_INT_PRINT_UNSIGNED",%u\n",		\
	       (SIZE), (ALIGN) / BITS_PER_UNIT);			\
    }									\
  while (0)

#ifndef USE_GAS
#undef TARGET_ASM_ASSEMBLE_VISIBILITY
#define TARGET_ASM_ASSEMBLE_VISIBILITY solaris_assemble_visibility

#define AS_NEEDS_DASH_FOR_PIPED_INPUT

/* The Solaris assembler cannot grok .stabd directives.  */
#undef NO_DBX_BNSYM_ENSYM
#define NO_DBX_BNSYM_ENSYM 1
#endif

#ifndef USE_GLD
/* The Solaris linker doesn't understand constructor priorities.  */
#undef SUPPORTS_INIT_PRIORITY
#define SUPPORTS_INIT_PRIORITY 0
#endif

/* Solaris has an implementation of __enable_execute_stack.  */
#define HAVE_ENABLE_EXECUTE_STACK

/* Static stack checking is supported by means of probes.  */
#define STACK_CHECK_STATIC_BUILTIN 1

#define TARGET_POSIX_IO

extern GTY(()) tree solaris_pending_aligns;
extern GTY(()) tree solaris_pending_inits;
extern GTY(()) tree solaris_pending_finis;
Commit	Line	Data
8433a25e RO	1	/* Operating system specific defines to be used when targeting GCC for any
8433a25e RO	2	Solaris 2 system.
12eb1a9c	3	Copyright 2002, 2003, 2004, 2007, 2008, 2009, 2010, 2011
f1c26cad	4	Free Software Foundation, Inc.
8433a25e	5
814499a4	6	This file is part of GCC.
8433a25e	7
814499a4	8	GCC is free software; you can redistribute it and/or modify
8433a25e	9	it under the terms of the GNU General Public License as published by
2f83c7d6	10	the Free Software Foundation; either version 3, or (at your option)
8433a25e RO	11	any later version.
8433a25e RO	12
814499a4	13	GCC is distributed in the hope that it will be useful,
8433a25e RO	14	but WITHOUT ANY WARRANTY; without even the implied warranty of
	15	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	16	GNU General Public License for more details.
	17
	18	You should have received a copy of the GNU General Public License
2f83c7d6 NC	19	along with GCC; see the file COPYING3. If not see
2f83c7d6 NC	20	<http://www.gnu.org/licenses/>. */
8433a25e	21
2ca48caa RO	22	/* We are compiling for Solaris 2 now. */
	23	#define TARGET_SOLARIS 1
	24
8433a25e RO	25	/* Solaris 2 (at least as of 2.5.1) uses a 32-bit wchar_t. */
	26	#undef WCHAR_TYPE
	27	#define WCHAR_TYPE "long int"
	28
	29	#undef WCHAR_TYPE_SIZE
	30	#define WCHAR_TYPE_SIZE BITS_PER_WORD
	31
	32	/* Solaris 2 uses a wint_t different from the default. This is required
	33	by the SCD 2.4.1, p. 6-83, Figure 6-66. */
	34	#undef WINT_TYPE
	35	#define WINT_TYPE "long int"
	36
	37	#undef WINT_TYPE_SIZE
	38	#define WINT_TYPE_SIZE BITS_PER_WORD
	39
207bf79d JM	40	#define SIG_ATOMIC_TYPE "int"
	41
	42	/* ??? This definition of int8_t follows the system header but does
	43	not conform to C99. Likewise int_fast8_t, int_least8_t. */
	44	#define INT8_TYPE "char"
	45	#define INT16_TYPE "short int"
	46	#define INT32_TYPE "int"
	47	#define INT64_TYPE (LONG_TYPE_SIZE == 64 ? "long int" : "long long int")
	48	#define UINT8_TYPE "unsigned char"
	49	#define UINT16_TYPE "short unsigned int"
	50	#define UINT32_TYPE "unsigned int"
	51	#define UINT64_TYPE (LONG_TYPE_SIZE == 64 ? "long unsigned int" : "long long unsigned int")
	52
	53	#define INT_LEAST8_TYPE "char"
	54	#define INT_LEAST16_TYPE "short int"
	55	#define INT_LEAST32_TYPE "int"
	56	#define INT_LEAST64_TYPE (LONG_TYPE_SIZE == 64 ? "long int" : "long long int")
	57	#define UINT_LEAST8_TYPE "unsigned char"
	58	#define UINT_LEAST16_TYPE "short unsigned int"
	59	#define UINT_LEAST32_TYPE "unsigned int"
	60	#define UINT_LEAST64_TYPE (LONG_TYPE_SIZE == 64 ? "long unsigned int" : "long long unsigned int")
	61
	62	#define INT_FAST8_TYPE "char"
	63	#define INT_FAST16_TYPE "int"
	64	#define INT_FAST32_TYPE "int"
	65	#define INT_FAST64_TYPE (LONG_TYPE_SIZE == 64 ? "long int" : "long long int")
	66	#define UINT_FAST8_TYPE "unsigned char"
	67	#define UINT_FAST16_TYPE "unsigned int"
	68	#define UINT_FAST32_TYPE "unsigned int"
	69	#define UINT_FAST64_TYPE (LONG_TYPE_SIZE == 64 ? "long unsigned int" : "long long unsigned int")
	70
	71	#define INTPTR_TYPE (LONG_TYPE_SIZE == 64 ? "long int" : "int")
	72	#define UINTPTR_TYPE (LONG_TYPE_SIZE == 64 ? "long unsigned int" : "unsigned int")
	73
8433a25e RO	74	#undef CPP_SUBTARGET_SPEC
8433a25e RO	75	#define CPP_SUBTARGET_SPEC "\
7ecfa34f	76	%{pthreads\|pthread:-D_REENTRANT -D_PTHREADS}"
8433a25e RO	77
8433a25e RO	78	/* Names to predefine in the preprocessor for this target machine. */
6508bdd5	79	#define TARGET_SUB_OS_CPP_BUILTINS()
8433a25e RO	80	#define TARGET_OS_CPP_BUILTINS() \
	81	do { \
	82	builtin_define_std ("unix"); \
	83	builtin_define_std ("sun"); \
	84	builtin_define ("__svr4__"); \
	85	builtin_define ("__SVR4"); \
8433a25e RO	86	builtin_assert ("system=unix"); \
8433a25e RO	87	builtin_assert ("system=svr4"); \
6508bdd5	88	/* For C++ we need to add some additional macro \
8433a25e RO	89	definitions required by the C++ standard \
8433a25e RO	90	library. */ \
04df6730	91	if (c_dialect_cxx ()) \
8433a25e	92	{ \
babc4728 RO	93	builtin_define ("__STDC_VERSION__=199901L");\
babc4728 RO	94	builtin_define ("_XOPEN_SOURCE=600"); \
8433a25e RO	95	builtin_define ("_LARGEFILE_SOURCE=1"); \
	96	builtin_define ("_LARGEFILE64_SOURCE=1"); \
	97	builtin_define ("__EXTENSIONS__"); \
	98	} \
6508bdd5	99	TARGET_SUB_OS_CPP_BUILTINS(); \
8433a25e RO	100	} while (0)
8433a25e RO	101
12eb1a9c	102	/* It's safe to pass -s always, even if -g is not used. */
8433a25e RO	103	#undef ASM_SPEC
8433a25e RO	104	#define ASM_SPEC "\
51769cc0	105	%{v:-V} %{Qy:} %{!Qn:-Qy} %{Ym,*} -s \
24a4dd31	106	%{fpic\|fpie\|fPIC\|fPIE:-K PIC} \
8433a25e RO	107	%(asm_cpu) \
	108	"
	109
7ecfa34f RO	110	#undef LIB_SPEC
	111	#define LIB_SPEC \
	112	"%{!symbolic:\
	113	%{pthreads\|pthread:" \
	114	LIB_THREAD_LDFLAGS_SPEC " -lpthread " LIB_TLS_SPEC "} \
	115	%{fprofile-generate*:" \
	116	LIB_THREAD_LDFLAGS_SPEC " " LIB_TLS_SPEC "} \
	117	%{p\|pg:-ldl} -lc}"
	118
72b7f7ea JM	119	#ifndef CROSS_DIRECTORY_STRUCTURE
	120	#undef MD_EXEC_PREFIX
	121	#define MD_EXEC_PREFIX "/usr/ccs/bin/"
	122
	123	#undef MD_STARTFILE_PREFIX
	124	#define MD_STARTFILE_PREFIX "/usr/ccs/lib/"
	125	#endif
	126
7ecfa34f RO	127	#undef STARTFILE_ARCH32_SPEC
	128	#define STARTFILE_ARCH32_SPEC "%{ansi:values-Xc.o%s} \
	129	%{!ansi:values-Xa.o%s}"
8433a25e	130
7ecfa34f RO	131	#undef STARTFILE_ARCH_SPEC
7ecfa34f RO	132	#define STARTFILE_ARCH_SPEC STARTFILE_ARCH32_SPEC
8433a25e RO	133
	134	/* We don't use the standard svr4 STARTFILE_SPEC because it's wrong for us. */
	135	#undef STARTFILE_SPEC
	136	#define STARTFILE_SPEC "%{!shared: \
	137	%{!symbolic: \
	138	%{p:mcrt1.o%s} \
	139	%{!p: \
	140	%{pg:gcrt1.o%s gmon.o%s} \
	141	%{!pg:crt1.o%s}}}} \
	142	crti.o%s %(startfile_arch) \
	143	crtbegin.o%s"
	144
7ecfa34f RO	145	#undef ENDFILE_SPEC
	146	#define ENDFILE_SPEC \
	147	"%{Ofast\|ffast-math\|funsafe-math-optimizations:crtfastmath.o%s} \
	148	crtend.o%s crtn.o%s"
8433a25e	149
61aaea23 MM	150	#undef LINK_ARCH32_SPEC_BASE
61aaea23 MM	151	#define LINK_ARCH32_SPEC_BASE \
8433a25e RO	152	"%{G:-G} \
	153	%{YP,*} \
	154	%{R*} \
7ecfa34f RO	155	%{!YP,*:%{p\|pg:-Y P,%R/usr/ccs/lib/libp:%R/usr/lib/libp:%R/usr/ccs/lib:%R/lib:%R/usr/lib} \
7ecfa34f RO	156	%{!p:%{!pg:-Y P,%R/usr/ccs/lib:%R/lib:%R/usr/lib}}}"
8433a25e	157
61aaea23 MM	158	#undef LINK_ARCH32_SPEC
	159	#define LINK_ARCH32_SPEC LINK_ARCH32_SPEC_BASE
	160
8433a25e RO	161	#undef LINK_ARCH_SPEC
	162	#define LINK_ARCH_SPEC LINK_ARCH32_SPEC
	163
7ecfa34f RO	164	#ifndef USE_GLD
	165	/* With Sun ld, -rdynamic is a no-op. */
	166	#define RDYNAMIC_SPEC ""
	167	#else
	168	/* GNU ld needs --export-dynamic to implement -rdynamic. */
	169	#define RDYNAMIC_SPEC "--export-dynamic"
	170	#endif
	171
8433a25e RO	172	#undef LINK_SPEC
	173	#define LINK_SPEC \
	174	"%{h*} %{v:-V} \
fcf52686	175	%{!shared:%{!static:%{rdynamic: " RDYNAMIC_SPEC "}}} \
8433a25e RO	176	%{static:-dn -Bstatic} \
	177	%{shared:-G -dy %{!mimpure-text:-z text}} \
	178	%{symbolic:-Bsymbolic -G -dy -z text} \
	179	%(link_arch) \
	180	%{Qy:} %{!Qn:-Qy}"
	181
7ecfa34f RO	182	#ifdef USE_GLD
	183	/* Solaris 11 build 135+ implements dl_iterate_phdr. GNU ld needs
	184	--eh-frame-hdr to create the required .eh_frame_hdr sections. */
	185	#if defined(HAVE_LD_EH_FRAME_HDR) && defined(TARGET_DL_ITERATE_PHDR)
	186	#define LINK_EH_SPEC "%{!static:--eh-frame-hdr} "
	187	#endif /* HAVE_LD_EH_FRAME && TARGET_DL_ITERATE_PHDR */
	188	#endif
6e70657a	189
0d72f628 RO	190	#ifndef USE_GLD
	191	/* The default MFLIB_SPEC is GNU ld specific. */
	192	#define MFLIB_SPEC ""
	193	#endif
	194
3e794bfe RO	195	/* collect2.c can only parse GNU nm -n output. Solaris nm needs -png to
	196	produce the same format. */
	197	#define NM_FLAGS "-png"
7ecfa34f RO	198	\f
	199	/* The system headers under Solaris 2 are C++-aware since 2.0. */
	200	#define NO_IMPLICIT_EXTERN_C
3e794bfe	201
8433a25e	202	#define STDC_0_IN_SYSTEM_HEADERS 1
a2bec818	203
07a43492	204	/* Support Solaris-specific format checking for cmn_err. */
a2bec818 DJ	205	#define TARGET_N_FORMAT_TYPES 1
a2bec818 DJ	206	#define TARGET_FORMAT_TYPES solaris_format_types
07a43492 DJ	207
	208	/* #pragma init and #pragma fini are implemented on top of init and
	209	fini attributes. */
	210	#define SOLARIS_ATTRIBUTE_TABLE \
62d784f7 KT	211	{ "init", 0, 0, true, false, false, NULL, false }, \
62d784f7 KT	212	{ "fini", 0, 0, true, false, false, NULL, false }
07a43492	213
7ecfa34f RO	214	/* Solaris-specific #pragmas are implemented on top of attributes. Hook in
	215	the bits from config/sol2.c. */
	216	#define SUBTARGET_INSERT_ATTRIBUTES solaris_insert_attributes
	217	#define SUBTARGET_ATTRIBUTE_TABLE SOLARIS_ATTRIBUTE_TABLE
	218
	219	/* Allow macro expansion in #pragma pack. */
	220	#define HANDLE_PRAGMA_PACK_WITH_EXPANSION
	221
2ca48caa RO	222	/* Solaris/x86 as and gas support unquoted section names. */
2ca48caa RO	223	#define SECTION_NAME_FORMAT "%s"
a0c21029	224
07a43492 DJ	225	/* This is how to declare the size of a function. For Solaris, we output
	226	any .init or .fini entries here. */
	227	#undef ASM_DECLARE_FUNCTION_SIZE
	228	#define ASM_DECLARE_FUNCTION_SIZE(FILE, FNAME, DECL) \
	229	do \
	230	{ \
	231	if (!flag_inhibit_size_directive) \
	232	ASM_OUTPUT_MEASURED_SIZE (FILE, FNAME); \
	233	solaris_output_init_fini (FILE, DECL); \
	234	} \
	235	while (0)
	236
7ecfa34f	237	/* Solaris as has a bug: a .common directive in .tbss or .tdata section
f1c26cad RO	238	behaves as .tls_common rather than normal non-TLS .common. */
	239	#undef ASM_OUTPUT_ALIGNED_COMMON
	240	#define ASM_OUTPUT_ALIGNED_COMMON(FILE, NAME, SIZE, ALIGN) \
	241	do \
	242	{ \
	243	if (TARGET_SUN_TLS \
	244	&& in_section \
adb75db0	245	&& ((in_section->common.flags & SECTION_TLS) == SECTION_TLS)) \
f1c26cad RO	246	switch_to_section (bss_section); \
	247	fprintf ((FILE), "%s", COMMON_ASM_OP); \
	248	assemble_name ((FILE), (NAME)); \
	249	fprintf ((FILE), ","HOST_WIDE_INT_PRINT_UNSIGNED",%u\n", \
	250	(SIZE), (ALIGN) / BITS_PER_UNIT); \
	251	} \
	252	while (0)
	253
f0c01ffd RO	254	#ifndef USE_GAS
	255	#undef TARGET_ASM_ASSEMBLE_VISIBILITY
	256	#define TARGET_ASM_ASSEMBLE_VISIBILITY solaris_assemble_visibility
b8f9bca0 JM	257
	258	#define AS_NEEDS_DASH_FOR_PIPED_INPUT
	259
7ecfa34f RO	260	/* The Solaris assembler cannot grok .stabd directives. */
	261	#undef NO_DBX_BNSYM_ENSYM
	262	#define NO_DBX_BNSYM_ENSYM 1
f0c01ffd RO	263	#endif
f0c01ffd RO	264
7ecfa34f RO	265	#ifndef USE_GLD
	266	/* The Solaris linker doesn't understand constructor priorities. */
	267	#undef SUPPORTS_INIT_PRIORITY
	268	#define SUPPORTS_INIT_PRIORITY 0
	269	#endif
b5b3e36a	270
7ecfa34f RO	271	/* Solaris has an implementation of __enable_execute_stack. */
	272	#define HAVE_ENABLE_EXECUTE_STACK
	273
	274	/* Static stack checking is supported by means of probes. */
	275	#define STACK_CHECK_STATIC_BUILTIN 1
9c0c4ec7 JM	276
9c0c4ec7 JM	277	#define TARGET_POSIX_IO
7ecfa34f RO	278
	279	extern GTY(()) tree solaris_pending_aligns;
	280	extern GTY(()) tree solaris_pending_inits;
	281	extern GTY(()) tree solaris_pending_finis;