/* Operating system specific defines to be used when targeting GCC for
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/* Operating system specific defines to be used when targeting GCC for
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generic System V Release 3 system.
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generic System V Release 3 system.
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Copyright (C) 1991, 1996, 2000, 2002, 2004, 2007 Free Software Foundation, Inc.
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Copyright (C) 1991, 1996, 2000, 2002, 2004, 2007 Free Software Foundation, Inc.
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Contributed by Ron Guilmette (rfg@monkeys.com).
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Contributed by Ron Guilmette (rfg@monkeys.com).
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This file is part of GCC.
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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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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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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3, or (at your option)
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the Free Software Foundation; either version 3, or (at your option)
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any later version.
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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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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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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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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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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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You should have received a copy of the GNU General Public License
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along with GCC; see the file COPYING3. If not see
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along with GCC; see the file COPYING3. If not see
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<http://www.gnu.org/licenses/>. */
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<http://www.gnu.org/licenses/>. */
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/* Define a symbol indicating that we are using svr3.h. */
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/* Define a symbol indicating that we are using svr3.h. */
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#define USING_SVR3_H
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#define USING_SVR3_H
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/* Define a symbol so that libgcc* can know what sort of operating
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/* Define a symbol so that libgcc* can know what sort of operating
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environment and assembler syntax we are targeting for. */
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environment and assembler syntax we are targeting for. */
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#define SVR3_target
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#define SVR3_target
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/* Assembler, linker, library, and startfile spec's. */
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/* Assembler, linker, library, and startfile spec's. */
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/* The .file command should always begin the output. */
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/* The .file command should always begin the output. */
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#define TARGET_ASM_FILE_START_FILE_DIRECTIVE true
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#define TARGET_ASM_FILE_START_FILE_DIRECTIVE true
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/* This says how to output an assembler line
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/* This says how to output an assembler line
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to define a global common symbol. */
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to define a global common symbol. */
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/* We don't use ROUNDED because the standard compiler doesn't,
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/* We don't use ROUNDED because the standard compiler doesn't,
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and the linker gives error messages if a common symbol
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and the linker gives error messages if a common symbol
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has more than one length value. */
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has more than one length value. */
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#undef ASM_OUTPUT_COMMON
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#undef ASM_OUTPUT_COMMON
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#define ASM_OUTPUT_COMMON(FILE, NAME, SIZE, ROUNDED) \
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#define ASM_OUTPUT_COMMON(FILE, NAME, SIZE, ROUNDED) \
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( fputs (".comm ", (FILE)), \
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( fputs (".comm ", (FILE)), \
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assemble_name ((FILE), (NAME)), \
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assemble_name ((FILE), (NAME)), \
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fprintf ((FILE), ",%lu\n", (unsigned long)(SIZE)))
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fprintf ((FILE), ",%lu\n", (unsigned long)(SIZE)))
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/* This says how to output an assembler line
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/* This says how to output an assembler line
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to define a local common symbol. */
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to define a local common symbol. */
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/* Note that using bss_section here caused errors
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/* Note that using bss_section here caused errors
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in building shared libraries on system V.3. */
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in building shared libraries on system V.3. */
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#undef ASM_OUTPUT_LOCAL
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#undef ASM_OUTPUT_LOCAL
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#define ASM_OUTPUT_LOCAL(FILE, NAME, SIZE, ROUNDED) \
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#define ASM_OUTPUT_LOCAL(FILE, NAME, SIZE, ROUNDED) \
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do { \
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do { \
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int align = exact_log2 (ROUNDED); \
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int align = exact_log2 (ROUNDED); \
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if (align > 2) align = 2; \
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if (align > 2) align = 2; \
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switch_to_section (data_section); \
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switch_to_section (data_section); \
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ASM_OUTPUT_ALIGN ((FILE), align == -1 ? 2 : align); \
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ASM_OUTPUT_ALIGN ((FILE), align == -1 ? 2 : align); \
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ASM_OUTPUT_LABEL ((FILE), (NAME)); \
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ASM_OUTPUT_LABEL ((FILE), (NAME)); \
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fprintf ((FILE), "\t.set .,.+%u\n", (int)(ROUNDED)); \
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fprintf ((FILE), "\t.set .,.+%u\n", (int)(ROUNDED)); \
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} while (0)
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} while (0)
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/* Output #ident as a .ident. */
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/* Output #ident as a .ident. */
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#undef ASM_OUTPUT_IDENT
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#undef ASM_OUTPUT_IDENT
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#define ASM_OUTPUT_IDENT(FILE, NAME) \
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#define ASM_OUTPUT_IDENT(FILE, NAME) \
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fprintf (FILE, "\t.ident \"%s\"\n", NAME);
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fprintf (FILE, "\t.ident \"%s\"\n", NAME);
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/* Use periods rather than dollar signs in special g++ assembler names. */
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/* Use periods rather than dollar signs in special g++ assembler names. */
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#define NO_DOLLAR_IN_LABEL
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#define NO_DOLLAR_IN_LABEL
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/* System V Release 3 uses COFF debugging info. */
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/* System V Release 3 uses COFF debugging info. */
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#define SDB_DEBUGGING_INFO 1
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#define SDB_DEBUGGING_INFO 1
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/* We don't want to output DBX debugging information. */
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/* We don't want to output DBX debugging information. */
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#undef DBX_DEBUGGING_INFO
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#undef DBX_DEBUGGING_INFO
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/* Define the actual types of some ANSI-mandated types. These
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/* Define the actual types of some ANSI-mandated types. These
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definitions should work for most SVR3 systems. */
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definitions should work for most SVR3 systems. */
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#undef SIZE_TYPE
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#undef SIZE_TYPE
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#define SIZE_TYPE "unsigned int"
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#define SIZE_TYPE "unsigned int"
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#undef PTRDIFF_TYPE
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#undef PTRDIFF_TYPE
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#define PTRDIFF_TYPE "int"
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#define PTRDIFF_TYPE "int"
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#undef WCHAR_TYPE
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#undef WCHAR_TYPE
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#define WCHAR_TYPE "long int"
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#define WCHAR_TYPE "long int"
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#undef WCHAR_TYPE_SIZE
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#undef WCHAR_TYPE_SIZE
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#define WCHAR_TYPE_SIZE BITS_PER_WORD
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#define WCHAR_TYPE_SIZE BITS_PER_WORD
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/* The prefix to add to user-visible assembler symbols.
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/* The prefix to add to user-visible assembler symbols.
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For System V Release 3 the convention is to prepend a leading
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For System V Release 3 the convention is to prepend a leading
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underscore onto user-level symbol names. */
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underscore onto user-level symbol names. */
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#undef USER_LABEL_PREFIX
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#undef USER_LABEL_PREFIX
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#define USER_LABEL_PREFIX "_"
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#define USER_LABEL_PREFIX "_"
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/* This is how to store into the string LABEL
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/* This is how to store into the string LABEL
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the symbol_ref name of an internal numbered label where
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the symbol_ref name of an internal numbered label where
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PREFIX is the class of label and NUM is the number within the class.
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PREFIX is the class of label and NUM is the number within the class.
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This is suitable for output with `assemble_name'.
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This is suitable for output with `assemble_name'.
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For most svr3 systems, the convention is that any symbol which begins
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For most svr3 systems, the convention is that any symbol which begins
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with a period is not put into the linker symbol table by the assembler. */
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with a period is not put into the linker symbol table by the assembler. */
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#undef ASM_GENERATE_INTERNAL_LABEL
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#undef ASM_GENERATE_INTERNAL_LABEL
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#define ASM_GENERATE_INTERNAL_LABEL(LABEL,PREFIX,NUM) \
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#define ASM_GENERATE_INTERNAL_LABEL(LABEL,PREFIX,NUM) \
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sprintf (LABEL, "*%s%s%ld", LOCAL_LABEL_PREFIX, PREFIX, (long)(NUM))
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sprintf (LABEL, "*%s%s%ld", LOCAL_LABEL_PREFIX, PREFIX, (long)(NUM))
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/* We want local labels to start with period if made with asm_fprintf. */
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/* We want local labels to start with period if made with asm_fprintf. */
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#undef LOCAL_LABEL_PREFIX
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#undef LOCAL_LABEL_PREFIX
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#define LOCAL_LABEL_PREFIX "."
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#define LOCAL_LABEL_PREFIX "."
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/* Support const sections and the ctors and dtors sections for g++. */
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/* Support const sections and the ctors and dtors sections for g++. */
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/* Define a few machine-specific details of the implementation of
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/* Define a few machine-specific details of the implementation of
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constructors.
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constructors.
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The __CTORS_LIST__ goes in the .init section. Define CTOR_LIST_BEGIN
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The __CTORS_LIST__ goes in the .init section. Define CTOR_LIST_BEGIN
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and CTOR_LIST_END to contribute to the .init section an instruction to
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and CTOR_LIST_END to contribute to the .init section an instruction to
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push a word containing 0 (or some equivalent of that).
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push a word containing 0 (or some equivalent of that).
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Define TARGET_ASM_CONSTRUCTOR to push the address of the constructor. */
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Define TARGET_ASM_CONSTRUCTOR to push the address of the constructor. */
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#define INIT_SECTION_ASM_OP "\t.section\t.init"
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#define INIT_SECTION_ASM_OP "\t.section\t.init"
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#define FINI_SECTION_ASM_OP "\t.section .fini,\"x\""
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#define FINI_SECTION_ASM_OP "\t.section .fini,\"x\""
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#define DTORS_SECTION_ASM_OP FINI_SECTION_ASM_OP
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#define DTORS_SECTION_ASM_OP FINI_SECTION_ASM_OP
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/* CTOR_LIST_BEGIN and CTOR_LIST_END are machine-dependent
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/* CTOR_LIST_BEGIN and CTOR_LIST_END are machine-dependent
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because they push on the stack. */
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because they push on the stack. */
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#ifndef STACK_GROWS_DOWNWARD
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#ifndef STACK_GROWS_DOWNWARD
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/* Constructor list on stack is in reverse order. Go to the end of the
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/* Constructor list on stack is in reverse order. Go to the end of the
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list and go backwards to call constructors in the right order. */
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list and go backwards to call constructors in the right order. */
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#define DO_GLOBAL_CTORS_BODY \
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#define DO_GLOBAL_CTORS_BODY \
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do { \
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do { \
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func_ptr *p, *beg = alloca (0); \
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func_ptr *p, *beg = alloca (0); \
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for (p = beg; *p; p++) \
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for (p = beg; *p; p++) \
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; \
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; \
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while (p != beg) \
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while (p != beg) \
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(*--p) (); \
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(*--p) (); \
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} while (0)
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} while (0)
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#else
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#else
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/* Constructor list on stack is in correct order. Just call them. */
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/* Constructor list on stack is in correct order. Just call them. */
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#define DO_GLOBAL_CTORS_BODY \
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#define DO_GLOBAL_CTORS_BODY \
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do { \
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do { \
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func_ptr *p, *beg = alloca (0); \
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func_ptr *p, *beg = alloca (0); \
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for (p = beg; *p; ) \
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for (p = beg; *p; ) \
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(*p++) (); \
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(*p++) (); \
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} while (0)
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} while (0)
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#endif /* STACK_GROWS_DOWNWARD */
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#endif /* STACK_GROWS_DOWNWARD */
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