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[/] [openrisc/] [trunk/] [gnu-old/] [gcc-4.2.2/] [gcc/] [config/] [mcore/] [mcore-elf.h] - Rev 856
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/* Definitions of MCore target. Copyright (C) 1998, 1999, 2000, 2001, 2002, 2004, 2007 Free Software Foundation, Inc. Contributed by Cygnus Solutions. 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/>. */ #ifndef __MCORE_ELF_H__ #define __MCORE_ELF_H__ /* Run-time Target Specification. */ #define TARGET_VERSION fputs (" (Motorola MCORE/elf)", stderr) /* Use DWARF2 debugging info. */ #define DWARF2_DEBUGGING_INFO 1 #undef PREFERRED_DEBUGGING_TYPE #define PREFERRED_DEBUGGING_TYPE DWARF2_DEBUG #define MCORE_EXPORT_NAME(STREAM, NAME) \ do \ { \ fprintf (STREAM, "\t.section .exports\n"); \ fprintf (STREAM, "\t.ascii \" -export:%s\"\n", \ (* targetm.strip_name_encoding) (NAME)); \ in_section = NULL; \ } \ while (0); /* Write the extra assembler code needed to declare a function properly. Some svr4 assemblers need to also have something extra said about the function's return value. We allow for that here. */ #undef ASM_DECLARE_FUNCTION_NAME #define ASM_DECLARE_FUNCTION_NAME(FILE, NAME, DECL) \ do \ { \ if (mcore_dllexport_name_p (NAME)) \ { \ MCORE_EXPORT_NAME (FILE, NAME); \ switch_to_section (function_section (DECL)); \ } \ ASM_OUTPUT_TYPE_DIRECTIVE (FILE, NAME, "function"); \ ASM_DECLARE_RESULT (FILE, DECL_RESULT (DECL)); \ ASM_OUTPUT_LABEL (FILE, NAME); \ } \ while (0) /* Write the extra assembler code needed to declare an object properly. */ #undef ASM_DECLARE_OBJECT_NAME #define ASM_DECLARE_OBJECT_NAME(FILE, NAME, DECL) \ do \ { \ HOST_WIDE_INT size; \ if (mcore_dllexport_name_p (NAME)) \ { \ section *save_section = in_section; \ MCORE_EXPORT_NAME (FILE, NAME); \ switch_to_section (save_section); \ } \ ASM_OUTPUT_TYPE_DIRECTIVE (FILE, NAME, "object"); \ size_directive_output = 0; \ if (!flag_inhibit_size_directive && DECL_SIZE (DECL)) \ { \ size_directive_output = 1; \ size = int_size_in_bytes (TREE_TYPE (DECL)); \ ASM_OUTPUT_SIZE_DIRECTIVE (FILE, NAME, size); \ } \ ASM_OUTPUT_LABEL(FILE, NAME); \ } \ while (0) /* Output the size directive for a decl in rest_of_decl_compilation in the case where we did not do so before the initializer. Once we find the error_mark_node, we know that the value of size_directive_output was set by ASM_DECLARE_OBJECT_NAME when it was run for the same decl. */ #undef ASM_FINISH_DECLARE_OBJECT #define ASM_FINISH_DECLARE_OBJECT(FILE, DECL, TOP_LEVEL, AT_END) \ do \ { \ const char * name = XSTR (XEXP (DECL_RTL (DECL), 0), 0); \ HOST_WIDE_INT size; \ if (!flag_inhibit_size_directive && DECL_SIZE (DECL) \ && ! AT_END && TOP_LEVEL \ && DECL_INITIAL (DECL) == error_mark_node \ && !size_directive_output) \ { \ size_directive_output = 1; \ size = int_size_in_bytes (TREE_TYPE (DECL)); \ ASM_OUTPUT_SIZE_DIRECTIVE (FILE, name, size); \ } \ } \ while (0) #undef STARTFILE_SPEC #define STARTFILE_SPEC "crt0.o%s crti.o%s crtbegin.o%s" /* Include the OS stub library, so that the code can be simulated. This is not the right way to do this. Ideally this kind of thing should be done in the linker script - but I have not worked out how to specify the location of a linker script in a gcc command line yet. */ #undef ENDFILE_SPEC #define ENDFILE_SPEC "%{!mno-lsim:-lsim} crtend.o%s crtn.o%s" /* The subroutine calls in the .init and .fini sections create literal pools which must be jumped around.... */ #define FORCE_CODE_SECTION_ALIGN asm ("br 1f ; .literals ; 1:"); #undef CTORS_SECTION_ASM_OP #define CTORS_SECTION_ASM_OP "\t.section\t.ctors,\"aw\"" #undef DTORS_SECTION_ASM_OP #define DTORS_SECTION_ASM_OP "\t.section\t.dtors,\"aw\"" #endif /* __MCORE_ELF_H__ */
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