/* Operating system specific defines to be used when targeting GCC for any Solaris 2 system. Copyright (C) 2002-2014 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 . */ /* 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) #define SUBTARGET_OVERRIDE_OPTIONS \ do { \ solaris_override_options (); \ } while (0) /* 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 " %{fpic|fpie|fPIC|fPIE:-K PIC}" #undef LIB_SPEC #define LIB_SPEC \ "%{!symbolic:\ %{pthreads|pthread:-lpthread} \ %{pthreads|pthread|fprofile-generate*:" 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 /* 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 /* 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) #ifdef USE_EH_FRAME_HDR_FOR_STATIC #define LINK_EH_SPEC "--eh-frame-hdr " #else #define LINK_EH_SPEC "%{!static:--eh-frame-hdr} " #endif #endif /* HAVE_LD_EH_FRAME && TARGET_DL_ITERATE_PHDR */ #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 }, \ { "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 #define TARGET_CXX_DECL_MANGLING_CONTEXT solaris_cxx_decl_mangling_context /* 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 #undef TARGET_LIBC_HAS_FUNCTION #define TARGET_LIBC_HAS_FUNCTION no_c99_libc_has_function extern GTY(()) tree solaris_pending_aligns; extern GTY(()) tree solaris_pending_inits; extern GTY(()) tree solaris_pending_finis;