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/* Operating system specific defines to be used when targeting GCC for any
Solaris 2 system.
Copyright (C) 2002-2017 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
/* wchar_t is called differently in <wchar.h> for 32 and 64-bit
compilations. This is called for by SCD 2.4.1, p. 6-83, Figure 6-65
(32-bit) and p. 6P-10, Figure 6.38 (64-bit). */
#undef WCHAR_TYPE
#define WCHAR_TYPE (TARGET_64BIT ? "int" : "long int")
#undef WCHAR_TYPE_SIZE
#define WCHAR_TYPE_SIZE 32
/* Same for wint_t. See SCD 2.4.1, p. 6-83, Figure 6-66 (32-bit). There's
no corresponding 64-bit definition, but this is what Solaris 8
<iso/wchar_iso.h> uses. */
#undef WINT_TYPE
#define WINT_TYPE (TARGET_64BIT ? "int" : "long int")
#undef WINT_TYPE_SIZE
#define WINT_TYPE_SIZE 32
#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 ()) \
{ \
switch (cxx_dialect) \
{ \
case cxx98: \
case cxx11: \
case cxx14: \
/* C++11 and C++14 are based on C99. \
libstdc++ makes use of C99 features \
even for C++98. */ \
builtin_define ("__STDC_VERSION__=199901L");\
break; \
\
default: \
/* C++17 is based on C11. */ \
builtin_define ("__STDC_VERSION__=201112L");\
break; \
} \
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)
#define SUBTARGET_OVERRIDE_OPTIONS \
do { \
solaris_override_options (); \
} while (0)
#if DEFAULT_ARCH32_P
#define MULTILIB_DEFAULTS { "m32" }
#else
#define MULTILIB_DEFAULTS { "m64" }
#endif
#if DEFAULT_ARCH32_P
#define DEF_ARCH32_SPEC(__str) "%{!m64:" __str "}"
#define DEF_ARCH64_SPEC(__str) "%{m64:" __str "}"
#else
#define DEF_ARCH32_SPEC(__str) "%{m32:" __str "}"
#define DEF_ARCH64_SPEC(__str) "%{!m32:" __str "}"
#endif
/* It's safe to pass -s always, even if -g is not used. Those options are
handled by both Sun as and GNU as. */
#define ASM_SPEC_BASE \
"%{v:-V} %{Qy:} %{!Qn:-Qy} %{Ym,*} -s %(asm_cpu)"
#define ASM_PIC_SPEC " %{" FPIE_OR_FPIC_SPEC ":-K PIC}"
#undef ASM_CPU_DEFAULT_SPEC
#define ASM_CPU_DEFAULT_SPEC \
(DEFAULT_ARCH32_P ? "\
%{m64:" ASM_CPU64_DEFAULT_SPEC "} \
%{!m64:" ASM_CPU32_DEFAULT_SPEC "} \
" : "\
%{m32:" ASM_CPU32_DEFAULT_SPEC "} \
%{!m32:" ASM_CPU64_DEFAULT_SPEC "} \
")
#undef LIB_SPEC
#define LIB_SPEC \
"%{!symbolic:\
%{pthreads|pthread:-lpthread} \
%{p|pg:-ldl} -lc}"
#ifndef CROSS_DIRECTORY_STRUCTURE
#undef MD_EXEC_PREFIX
#define MD_EXEC_PREFIX "/usr/ccs/bin/"
#endif
/* Enable constructor priorities if the configured linker supports it. */
#undef SUPPORTS_INIT_PRIORITY
#define SUPPORTS_INIT_PRIORITY HAVE_INITFINI_ARRAY_SUPPORT
#undef STARTFILE_ARCH_SPEC
#define STARTFILE_ARCH_SPEC "%{ansi:values-Xc.o%s} \
%{!ansi:values-Xa.o%s}"
#if defined(HAVE_LD_PIE) && defined(HAVE_SOLARIS_CRTS)
#define STARTFILE_CRTBEGIN_SPEC "%{static:crtbegin.o%s; \
shared|" PIE_SPEC ":crtbeginS.o%s; \
:crtbegin.o%s}"
#else
#define STARTFILE_CRTBEGIN_SPEC "crtbegin.o%s"
#endif
#if ENABLE_VTABLE_VERIFY
#if SUPPORTS_INIT_PRIORITY
#define STARTFILE_VTV_SPEC \
"%{fvtable-verify=none:%s; \
fvtable-verify=preinit:vtv_start_preinit.o%s; \
fvtable-verify=std:vtv_start.o%s}"
#define ENDFILE_VTV_SPEC \
"%{fvtable-verify=none:%s; \
fvtable-verify=preinit:vtv_end_preinit.o%s; \
fvtable-verify=std:vtv_end.o%s}"
#else /* !SUPPORTS_INIT_PRIORITY */
#define STARTFILE_VTV_SPEC \
"%{fvtable-verify=*: \
%e-fvtable-verify=%* is not supported in this configuration}"
#define ENDFILE_VTV_SPEC ""
#endif /* !SUPPORTS_INIT_PRIORITY */
#else /* !ENABLE_VTABLE_VERIFY */
#define STARTFILE_VTV_SPEC ""
#define ENDFILE_VTV_SPEC ""
#endif /* !ENABLE_VTABLE_VERIFY */
/* We don't use the standard svr4 STARTFILE_SPEC because it's wrong for us. */
#undef STARTFILE_SPEC
#ifdef HAVE_SOLARIS_CRTS
/* Since Solaris 11.4, the OS delivers crt1.o, crti.o, and crtn.o, with a hook
for compiler-dependent stuff like profile handling. */
#define STARTFILE_SPEC "%{!shared:%{!symbolic: \
crt1.o%s \
%{p:%e-p is not supported; \
pg:crtpg.o%s gmon.o%s; \
:crtp.o%s}}} \
crti.o%s %(startfile_arch) %(startfile_crtbegin) \
%(startfile_vtv)"
#else
#define STARTFILE_SPEC "%{!shared:%{!symbolic: \
%{p:mcrt1.o%s; \
pg:gcrt1.o%s gmon.o%s; \
:crt1.o%s}}} \
crti.o%s %(startfile_arch) %(startfile_crtbegin) \
%(startfile_vtv)"
#endif
#if defined(HAVE_LD_PIE) && defined(HAVE_SOLARIS_CRTS)
#define ENDFILE_CRTEND_SPEC "%{static:crtend.o%s; \
shared|" PIE_SPEC ":crtendS.o%s; \
:crtend.o%s}"
#else
#define ENDFILE_CRTEND_SPEC "crtend.o%s"
#endif
#undef ENDFILE_SPEC
#define ENDFILE_SPEC \
"%{Ofast|ffast-math|funsafe-math-optimizations:crtfastmath.o%s} \
%(endfile_arch) %(endfile_vtv) %(endfile_crtend) crtn.o%s"
#undef LINK_ARCH32_SPEC_BASE
#define LINK_ARCH32_SPEC_BASE \
"%{G:-G} \
%{YP,*} \
%{R*} \
%{!YP,*:%{p|pg:-Y P,%R/usr/lib/libp%R/lib:%R/usr/lib} \
%{!p:%{!pg:-Y P,%R/lib:%R/usr/lib}}}"
#undef LINK_ARCH32_SPEC
#define LINK_ARCH32_SPEC LINK_ARCH32_SPEC_BASE
/* This should be the same as LINK_ARCH32_SPEC_BASE, except with
ARCH64_SUBDIR appended to the paths. */
#undef LINK_ARCH64_SPEC_BASE
#define LINK_ARCH64_SPEC_BASE \
"%{G:-G} \
%{YP,*} \
%{R*} \
%{!YP,*:%{p|pg:-Y P,%R/usr/lib/libp/" ARCH64_SUBDIR ":%R/lib/" ARCH64_SUBDIR ":%R/usr/lib/" ARCH64_SUBDIR "} \
%{!p:%{!pg:-Y P,%R/lib/" ARCH64_SUBDIR ":%R/usr/lib/" ARCH64_SUBDIR "}}}"
#undef LINK_ARCH64_SPEC
#ifndef USE_GLD
/* FIXME: Used to be SPARC-only. Not SPARC-specfic but for the model name! */
#define LINK_ARCH64_SPEC \
"%{mcmodel=medlow:-M /usr/lib/ld/" ARCH64_SUBDIR "/map.below4G} " \
LINK_ARCH64_SPEC_BASE
#else
#define LINK_ARCH64_SPEC LINK_ARCH64_SPEC_BASE
#endif
#ifdef USE_GLD
#if DEFAULT_ARCH32_P
#define ARCH_DEFAULT_EMULATION ARCH32_EMULATION
#else
#define ARCH_DEFAULT_EMULATION ARCH64_EMULATION
#endif
#define TARGET_LD_EMULATION "%{m32:-m " ARCH32_EMULATION "}" \
"%{m64:-m " ARCH64_EMULATION "}" \
"%{!m32:%{!m64:-m " ARCH_DEFAULT_EMULATION "}} "
#else
#define TARGET_LD_EMULATION ""
#endif
#undef LINK_ARCH_SPEC
#if DISABLE_MULTILIB
#if DEFAULT_ARCH32_P
#define LINK_ARCH_SPEC TARGET_LD_EMULATION " \
%{m32:%(link_arch32)} \
%{m64:%edoes not support multilib} \
%{!m32:%{!m64:%(link_arch_default)}} \
"
#else
#define LINK_ARCH_SPEC TARGET_LD_EMULATION " \
%{m32:%edoes not support multilib} \
%{m64:%(link_arch64)} \
%{!m32:%{!m64:%(link_arch_default)}} \
"
#endif
#else
#define LINK_ARCH_SPEC TARGET_LD_EMULATION " \
%{m32:%(link_arch32)} \
%{m64:%(link_arch64)} \
%{!m32:%{!m64:%(link_arch_default)}}"
#endif
#define LINK_ARCH_DEFAULT_SPEC \
(DEFAULT_ARCH32_P ? LINK_ARCH32_SPEC : LINK_ARCH64_SPEC)
#undef SUBTARGET_EXTRA_SPECS
#define SUBTARGET_EXTRA_SPECS \
{ "startfile_arch", STARTFILE_ARCH_SPEC }, \
{ "startfile_crtbegin", STARTFILE_CRTBEGIN_SPEC }, \
{ "startfile_vtv", STARTFILE_VTV_SPEC }, \
{ "link_arch32", LINK_ARCH32_SPEC }, \
{ "link_arch64", LINK_ARCH64_SPEC }, \
{ "link_arch_default", LINK_ARCH_DEFAULT_SPEC }, \
{ "link_arch", LINK_ARCH_SPEC }, \
{ "endfile_arch", ENDFILE_ARCH_SPEC }, \
{ "endfile_crtend", ENDFILE_CRTEND_SPEC }, \
{ "endfile_vtv", ENDFILE_VTV_SPEC }, \
SUBTARGET_CPU_EXTRA_SPECS
/* C++11 programs need -lrt for nanosleep. */
#define TIME_LIBRARY "rt"
#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
#ifndef USE_GLD
/* Prefer native form with Solaris ld. */
#define SYSROOT_SPEC "-z sysroot=%R"
#endif
#ifndef USE_GLD
/* With Sun ld, use mapfile to enforce direct binding to libgcc_s unwinder. */
#define LINK_LIBGCC_MAPFILE_SPEC \
"%{shared|shared-libgcc:-M %slibgcc-unwind.map}"
#else
/* GNU ld doesn't support direct binding. */
#define LINK_LIBGCC_MAPFILE_SPEC ""
#endif
/* Clear hardware capabilities, either explicitly or with OpenMP:
#pragma openmp declare simd creates clones for SSE2, AVX, and AVX2. */
#ifdef HAVE_LD_CLEARCAP
#define LINK_CLEARCAP_SPEC " %{mclear-hwcap|fopenmp*:-M %sclearcap.map}"
#else
#define LINK_CLEARCAP_SPEC ""
#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}} " \
LINK_LIBGCC_MAPFILE_SPEC LINK_CLEARCAP_SPEC " \
%{symbolic:-Bsymbolic -G -dy -z text} \
%(link_arch) \
%{Qy:} %{!Qn:-Qy}"
/* Use --as-needed/-z ignore -lgcc_s for eh support. */
#ifdef HAVE_LD_AS_NEEDED
#define USE_LD_AS_NEEDED 1
#endif
#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|static-pie:--eh-frame-hdr} "
#endif /* HAVE_LD_EH_FRAME && TARGET_DL_ITERATE_PHDR */
#endif
#if defined(HAVE_LD_PIE) && defined(HAVE_SOLARIS_CRTS)
#ifdef USE_GLD
/* Assert -z text by default to match Solaris ld. */
#define LD_PIE_SPEC "-pie %{!mimpure-text:-z text}"
#else
/* Solaris ld needs -z type=pie instead of -pie. */
#define LD_PIE_SPEC "-z type=pie %{mimpure-text:-z textoff}"
#endif
#else
/* Error out if some part of PIE support is missing. */
#define LINK_PIE_SPEC \
"%{no-pie:} %{pie:%e-pie is not supported in this configuration} "
#endif
/* collect2.c can only parse GNU nm -n output. Solaris nm needs -png to
produce the same format. */
#define NM_FLAGS "-png"
/* 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, NULL }, \
{ "fini", 0, 0, true, false, false, NULL, false, NULL }
/* 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
#define TARGET_CXX_DECL_MANGLING_CONTEXT solaris_cxx_decl_mangling_context
/* Solaris/x86 as and gas support unquoted section names. */
#ifndef SECTION_NAME_FORMAT
#define SECTION_NAME_FORMAT "%s"
#endif
/* 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)
#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
/* 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
/* Solaris 10 has the float and long double forms of math functions.
We redefine this hook so the version from elfos.h header won't be used. */
#undef TARGET_LIBC_HAS_FUNCTION
#define TARGET_LIBC_HAS_FUNCTION default_libc_has_function
extern GTY(()) tree solaris_pending_aligns;
extern GTY(()) tree solaris_pending_inits;
extern GTY(()) tree solaris_pending_finis;
|