0e1c5cba52
((visibility ("hidden"))) work properly, and fixes building devel/glib20
with newer binutils.
Silence from: current@
219 lines
6.9 KiB
C
219 lines
6.9 KiB
C
/* Definitions of target machine GNU compiler. IA-64 version.
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Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2007
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Free Software Foundation, Inc.
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Contributed by Steve Ellcey <sje@cup.hp.com> and
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Reva Cuthbertson <reva@cup.hp.com>
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GCC is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GCC; see the file COPYING. If not, write to
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the Free Software Foundation, 51 Franklin Street, Fifth Floor,
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Boston, MA 02110-1301, USA. */
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/* This macro is a C statement to print on `stderr' a string describing the
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particular machine description choice. */
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#define TARGET_VERSION fprintf (stderr, " (IA-64) HP-UX");
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/* Enable HPUX ABI quirks. */
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#undef TARGET_HPUX
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#define TARGET_HPUX 1
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#undef WCHAR_TYPE
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#define WCHAR_TYPE "unsigned int"
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#undef WCHAR_TYPE_SIZE
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#define WCHAR_TYPE_SIZE 32
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/* Target OS builtins. */
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#define TARGET_OS_CPP_BUILTINS() \
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do { \
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builtin_assert("system=hpux"); \
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builtin_assert("system=posix"); \
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builtin_assert("system=unix"); \
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builtin_define_std("hpux"); \
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builtin_define_std("unix"); \
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builtin_define("__IA64__"); \
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builtin_define("_LONGLONG"); \
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builtin_define("_INCLUDE_LONGLONG"); \
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builtin_define("_UINT128_T"); \
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if (c_dialect_cxx () || !flag_iso) \
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{ \
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builtin_define("_HPUX_SOURCE"); \
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builtin_define("__STDC_EXT__"); \
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builtin_define("__STDCPP__"); \
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builtin_define("_INCLUDE__STDC_A1_SOURCE"); \
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} \
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if (TARGET_ILP32) \
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builtin_define("_ILP32"); \
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} while (0)
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#undef CPP_SPEC
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#define CPP_SPEC \
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"%{mt|pthread:-D_REENTRANT -D_THREAD_SAFE -D_POSIX_C_SOURCE=199506L}"
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/* aCC defines also -DRWSTD_MULTI_THREAD, -DRW_MULTI_THREAD. These
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affect only aCC's C++ library (Rogue Wave-derived) which we do not
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use, and they violate the user's name space. */
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#undef ASM_EXTRA_SPEC
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#define ASM_EXTRA_SPEC "%{milp32:-milp32} %{mlp64:-mlp64}"
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#undef ENDFILE_SPEC
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#undef STARTFILE_SPEC
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#define STARTFILE_SPEC "%{!shared:%{static:crt0%O%s} \
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%{mlp64:/usr/lib/hpux64/unix98%O%s} \
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%{!mlp64:/usr/lib/hpux32/unix98%O%s}}"
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#undef LINK_SPEC
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#define LINK_SPEC \
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"-z +Accept TypeMismatch \
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%{shared:-b} \
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%{!shared: \
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-u main \
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%{static:-noshared}}"
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#undef LIB_SPEC
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#define LIB_SPEC \
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"%{!shared: \
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%{mt|pthread:-lpthread} \
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%{p:%{!mlp64:-L/usr/lib/hpux32/libp} \
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%{mlp64:-L/usr/lib/hpux64/libp} -lprof} \
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%{pg:%{!mlp64:-L/usr/lib/hpux32/libp} \
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%{mlp64:-L/usr/lib/hpux64/libp} -lgprof} \
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%{!symbolic:-lc}}"
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#define MULTILIB_DEFAULTS { "milp32" }
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/* A C expression whose value is zero if pointers that need to be extended
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from being `POINTER_SIZE' bits wide to `Pmode' are sign-extended and
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greater then zero if they are zero-extended and less then zero if the
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ptr_extend instruction should be used. */
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#define POINTERS_EXTEND_UNSIGNED -1
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#define JMP_BUF_SIZE (8 * 76)
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#undef TARGET_DEFAULT
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#define TARGET_DEFAULT \
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(MASK_DWARF2_ASM | MASK_BIG_ENDIAN | MASK_ILP32)
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/* ??? Might not be needed anymore. */
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#define MEMBER_TYPE_FORCES_BLK(FIELD, MODE) ((MODE) == TFmode)
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/* ASM_OUTPUT_EXTERNAL_LIBCALL defaults to just a globalize_label call,
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but that doesn't put out the @function type information which causes
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shared library problems. */
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#undef ASM_OUTPUT_EXTERNAL_LIBCALL
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#define ASM_OUTPUT_EXTERNAL_LIBCALL(FILE, FUN) \
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do { \
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(*targetm.asm_out.globalize_label) (FILE, XSTR (FUN, 0)); \
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ASM_OUTPUT_TYPE_DIRECTIVE (FILE, XSTR (FUN, 0), "function"); \
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} while (0)
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#undef FUNCTION_ARG_PADDING
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#define FUNCTION_ARG_PADDING(MODE, TYPE) \
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ia64_hpux_function_arg_padding ((MODE), (TYPE))
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#undef PAD_VARARGS_DOWN
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#define PAD_VARARGS_DOWN (!AGGREGATE_TYPE_P (type))
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#define REGISTER_TARGET_PRAGMAS() \
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c_register_pragma (0, "builtin", ia64_hpux_handle_builtin_pragma)
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/* Tell ia64.c that we are using the HP linker and we should delay output of
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function extern declarations so that we don't output them for functions
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which are never used (and may not be defined). */
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#undef TARGET_HPUX_LD
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#define TARGET_HPUX_LD 1
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/* The HPUX dynamic linker objects to weak symbols with no
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definitions, so do not use them in gthr-posix.h. */
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#define GTHREAD_USE_WEAK 0
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#undef CTORS_SECTION_ASM_OP
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#define CTORS_SECTION_ASM_OP "\t.section\t.init_array,\t\"aw\",\"init_array\""
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#undef DTORS_SECTION_ASM_OP
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#define DTORS_SECTION_ASM_OP "\t.section\t.fini_array,\t\"aw\",\"fini_array\""
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/* The init_array/fini_array technique does not permit the use of
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initialization priorities. */
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#define SUPPORTS_INIT_PRIORITY 0
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#undef READONLY_DATA_SECTION_ASM_OP
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#define READONLY_DATA_SECTION_ASM_OP "\t.section\t.rodata,\t\"a\",\t\"progbits\""
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#undef DATA_SECTION_ASM_OP
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#define DATA_SECTION_ASM_OP "\t.section\t.data,\t\"aw\",\t\"progbits\""
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#undef SDATA_SECTION_ASM_OP
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#define SDATA_SECTION_ASM_OP "\t.section\t.sdata,\t\"asw\",\t\"progbits\""
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#undef BSS_SECTION_ASM_OP
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#define BSS_SECTION_ASM_OP "\t.section\t.bss,\t\"aw\",\t\"nobits\""
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#undef SBSS_SECTION_ASM_OP
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#define SBSS_SECTION_ASM_OP "\t.section\t.sbss,\t\"asw\",\t\"nobits\""
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#undef TEXT_SECTION_ASM_OP
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#define TEXT_SECTION_ASM_OP "\t.section\t.text,\t\"ax\",\t\"progbits\""
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/* It is illegal to have relocations in shared segments on HPUX.
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Pretend flag_pic is always set. */
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#undef TARGET_ASM_RELOC_RW_MASK
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#define TARGET_ASM_RELOC_RW_MASK ia64_hpux_reloc_rw_mask
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/* ia64 HPUX has the float and long double forms of math functions. */
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#undef TARGET_C99_FUNCTIONS
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#define TARGET_C99_FUNCTIONS 1
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#undef TARGET_INIT_LIBFUNCS
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#define TARGET_INIT_LIBFUNCS ia64_hpux_init_libfuncs
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#define FLOAT_LIB_COMPARE_RETURNS_BOOL(MODE, COMPARISON) ((MODE) == TFmode)
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/* Put all *xf routines in libgcc, regardless of long double size. */
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#undef LIBGCC2_HAS_XF_MODE
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#define LIBGCC2_HAS_XF_MODE 1
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#define XF_SIZE 64
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/* Put all *tf routines in libgcc, regardless of long double size. */
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#undef LIBGCC2_HAS_TF_MODE
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#define LIBGCC2_HAS_TF_MODE 1
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#define TF_SIZE 113
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/* HP-UX headers are C++-compatible. */
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#define NO_IMPLICIT_EXTERN_C
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/* HP-UX uses PROFILE_HOOK instead of FUNCTION_PROFILER but we need a
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FUNCTION_PROFILER defined because its use is not ifdefed. When using
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PROFILE_HOOK, the profile call comes after the prologue. */
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#undef FUNCTION_PROFILER
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#define FUNCTION_PROFILER(FILE, LABELNO) do { } while (0)
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#undef PROFILE_HOOK
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#define PROFILE_HOOK(LABEL) ia64_profile_hook (LABEL)
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#undef PROFILE_BEFORE_PROLOGUE
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#undef NO_PROFILE_COUNTERS
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#define NO_PROFILE_COUNTERS 0
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#undef HANDLE_PRAGMA_PACK_PUSH_POP
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#define HANDLE_PRAGMA_PACK_PUSH_POP
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