/* Definitions of MCore target.
|
/* Definitions of MCore target.
|
Copyright (C) 1998, 1999, 2000, 2001, 2002, 2004, 2007
|
Copyright (C) 1998, 1999, 2000, 2001, 2002, 2004, 2007
|
Free Software Foundation, Inc.
|
Free Software Foundation, Inc.
|
Contributed by Cygnus Solutions.
|
Contributed by Cygnus Solutions.
|
|
|
This file is part of GCC.
|
This file is part of GCC.
|
|
|
GCC is free software; you can redistribute it and/or modify
|
GCC is free software; you can redistribute it and/or modify
|
it under the terms of the GNU General Public License as published by
|
it under the terms of the GNU General Public License as published by
|
the Free Software Foundation; either version 3, or (at your option)
|
the Free Software Foundation; either version 3, or (at your option)
|
any later version.
|
any later version.
|
|
|
GCC is distributed in the hope that it will be useful,
|
GCC is distributed in the hope that it will be useful,
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
GNU General Public License for more details.
|
GNU General Public License for more details.
|
|
|
You should have received a copy of the GNU General Public License
|
You should have received a copy of the GNU General Public License
|
along with GCC; see the file COPYING3. If not see
|
along with GCC; see the file COPYING3. If not see
|
<http://www.gnu.org/licenses/>. */
|
<http://www.gnu.org/licenses/>. */
|
|
|
#ifndef __MCORE_ELF_H__
|
#ifndef __MCORE_ELF_H__
|
#define __MCORE_ELF_H__
|
#define __MCORE_ELF_H__
|
|
|
/* Run-time Target Specification. */
|
/* Run-time Target Specification. */
|
#define TARGET_VERSION fputs (" (Motorola MCORE/elf)", stderr)
|
#define TARGET_VERSION fputs (" (Motorola MCORE/elf)", stderr)
|
|
|
/* Use DWARF2 debugging info. */
|
/* Use DWARF2 debugging info. */
|
#define DWARF2_DEBUGGING_INFO 1
|
#define DWARF2_DEBUGGING_INFO 1
|
|
|
#undef PREFERRED_DEBUGGING_TYPE
|
#undef PREFERRED_DEBUGGING_TYPE
|
#define PREFERRED_DEBUGGING_TYPE DWARF2_DEBUG
|
#define PREFERRED_DEBUGGING_TYPE DWARF2_DEBUG
|
|
|
#define MCORE_EXPORT_NAME(STREAM, NAME) \
|
#define MCORE_EXPORT_NAME(STREAM, NAME) \
|
do \
|
do \
|
{ \
|
{ \
|
fprintf (STREAM, "\t.section .exports\n"); \
|
fprintf (STREAM, "\t.section .exports\n"); \
|
fprintf (STREAM, "\t.ascii \" -export:%s\"\n", \
|
fprintf (STREAM, "\t.ascii \" -export:%s\"\n", \
|
(* targetm.strip_name_encoding) (NAME)); \
|
(* targetm.strip_name_encoding) (NAME)); \
|
in_section = NULL; \
|
in_section = NULL; \
|
} \
|
} \
|
while (0);
|
while (0);
|
|
|
/* Write the extra assembler code needed to declare a function properly.
|
/* Write the extra assembler code needed to declare a function properly.
|
Some svr4 assemblers need to also have something extra said about the
|
Some svr4 assemblers need to also have something extra said about the
|
function's return value. We allow for that here. */
|
function's return value. We allow for that here. */
|
#undef ASM_DECLARE_FUNCTION_NAME
|
#undef ASM_DECLARE_FUNCTION_NAME
|
#define ASM_DECLARE_FUNCTION_NAME(FILE, NAME, DECL) \
|
#define ASM_DECLARE_FUNCTION_NAME(FILE, NAME, DECL) \
|
do \
|
do \
|
{ \
|
{ \
|
if (mcore_dllexport_name_p (NAME)) \
|
if (mcore_dllexport_name_p (NAME)) \
|
{ \
|
{ \
|
MCORE_EXPORT_NAME (FILE, NAME); \
|
MCORE_EXPORT_NAME (FILE, NAME); \
|
switch_to_section (function_section (DECL)); \
|
switch_to_section (function_section (DECL)); \
|
} \
|
} \
|
ASM_OUTPUT_TYPE_DIRECTIVE (FILE, NAME, "function"); \
|
ASM_OUTPUT_TYPE_DIRECTIVE (FILE, NAME, "function"); \
|
ASM_DECLARE_RESULT (FILE, DECL_RESULT (DECL)); \
|
ASM_DECLARE_RESULT (FILE, DECL_RESULT (DECL)); \
|
ASM_OUTPUT_LABEL (FILE, NAME); \
|
ASM_OUTPUT_LABEL (FILE, NAME); \
|
} \
|
} \
|
while (0)
|
while (0)
|
|
|
/* Write the extra assembler code needed to declare an object properly. */
|
/* Write the extra assembler code needed to declare an object properly. */
|
#undef ASM_DECLARE_OBJECT_NAME
|
#undef ASM_DECLARE_OBJECT_NAME
|
#define ASM_DECLARE_OBJECT_NAME(FILE, NAME, DECL) \
|
#define ASM_DECLARE_OBJECT_NAME(FILE, NAME, DECL) \
|
do \
|
do \
|
{ \
|
{ \
|
HOST_WIDE_INT size; \
|
HOST_WIDE_INT size; \
|
if (mcore_dllexport_name_p (NAME)) \
|
if (mcore_dllexport_name_p (NAME)) \
|
{ \
|
{ \
|
section *save_section = in_section; \
|
section *save_section = in_section; \
|
MCORE_EXPORT_NAME (FILE, NAME); \
|
MCORE_EXPORT_NAME (FILE, NAME); \
|
switch_to_section (save_section); \
|
switch_to_section (save_section); \
|
} \
|
} \
|
ASM_OUTPUT_TYPE_DIRECTIVE (FILE, NAME, "object"); \
|
ASM_OUTPUT_TYPE_DIRECTIVE (FILE, NAME, "object"); \
|
size_directive_output = 0; \
|
size_directive_output = 0; \
|
if (!flag_inhibit_size_directive && DECL_SIZE (DECL)) \
|
if (!flag_inhibit_size_directive && DECL_SIZE (DECL)) \
|
{ \
|
{ \
|
size_directive_output = 1; \
|
size_directive_output = 1; \
|
size = int_size_in_bytes (TREE_TYPE (DECL)); \
|
size = int_size_in_bytes (TREE_TYPE (DECL)); \
|
ASM_OUTPUT_SIZE_DIRECTIVE (FILE, NAME, size); \
|
ASM_OUTPUT_SIZE_DIRECTIVE (FILE, NAME, size); \
|
} \
|
} \
|
ASM_OUTPUT_LABEL(FILE, NAME); \
|
ASM_OUTPUT_LABEL(FILE, NAME); \
|
} \
|
} \
|
while (0)
|
while (0)
|
|
|
/* Output the size directive for a decl in rest_of_decl_compilation
|
/* Output the size directive for a decl in rest_of_decl_compilation
|
in the case where we did not do so before the initializer.
|
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
|
Once we find the error_mark_node, we know that the value of
|
size_directive_output was set
|
size_directive_output was set
|
by ASM_DECLARE_OBJECT_NAME when it was run for the same decl. */
|
by ASM_DECLARE_OBJECT_NAME when it was run for the same decl. */
|
#undef ASM_FINISH_DECLARE_OBJECT
|
#undef ASM_FINISH_DECLARE_OBJECT
|
#define ASM_FINISH_DECLARE_OBJECT(FILE, DECL, TOP_LEVEL, AT_END) \
|
#define ASM_FINISH_DECLARE_OBJECT(FILE, DECL, TOP_LEVEL, AT_END) \
|
do \
|
do \
|
{ \
|
{ \
|
const char * name = XSTR (XEXP (DECL_RTL (DECL), 0), 0); \
|
const char * name = XSTR (XEXP (DECL_RTL (DECL), 0), 0); \
|
HOST_WIDE_INT size; \
|
HOST_WIDE_INT size; \
|
if (!flag_inhibit_size_directive && DECL_SIZE (DECL) \
|
if (!flag_inhibit_size_directive && DECL_SIZE (DECL) \
|
&& ! AT_END && TOP_LEVEL \
|
&& ! AT_END && TOP_LEVEL \
|
&& DECL_INITIAL (DECL) == error_mark_node \
|
&& DECL_INITIAL (DECL) == error_mark_node \
|
&& !size_directive_output) \
|
&& !size_directive_output) \
|
{ \
|
{ \
|
size_directive_output = 1; \
|
size_directive_output = 1; \
|
size = int_size_in_bytes (TREE_TYPE (DECL)); \
|
size = int_size_in_bytes (TREE_TYPE (DECL)); \
|
ASM_OUTPUT_SIZE_DIRECTIVE (FILE, name, size); \
|
ASM_OUTPUT_SIZE_DIRECTIVE (FILE, name, size); \
|
} \
|
} \
|
} \
|
} \
|
while (0)
|
while (0)
|
|
|
|
|
#undef STARTFILE_SPEC
|
#undef STARTFILE_SPEC
|
#define STARTFILE_SPEC "crt0.o%s crti.o%s crtbegin.o%s"
|
#define STARTFILE_SPEC "crt0.o%s crti.o%s crtbegin.o%s"
|
|
|
/* Include the OS stub library, so that the code can be simulated.
|
/* 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
|
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
|
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. */
|
to specify the location of a linker script in a gcc command line yet. */
|
#undef ENDFILE_SPEC
|
#undef ENDFILE_SPEC
|
#define ENDFILE_SPEC "%{!mno-lsim:-lsim} crtend.o%s crtn.o%s"
|
#define ENDFILE_SPEC "%{!mno-lsim:-lsim} crtend.o%s crtn.o%s"
|
|
|
/* The subroutine calls in the .init and .fini sections create literal
|
/* The subroutine calls in the .init and .fini sections create literal
|
pools which must be jumped around.... */
|
pools which must be jumped around.... */
|
#define FORCE_CODE_SECTION_ALIGN asm ("br 1f ; .literals ; 1:");
|
#define FORCE_CODE_SECTION_ALIGN asm ("br 1f ; .literals ; 1:");
|
|
|
#undef CTORS_SECTION_ASM_OP
|
#undef CTORS_SECTION_ASM_OP
|
#define CTORS_SECTION_ASM_OP "\t.section\t.ctors,\"aw\""
|
#define CTORS_SECTION_ASM_OP "\t.section\t.ctors,\"aw\""
|
#undef DTORS_SECTION_ASM_OP
|
#undef DTORS_SECTION_ASM_OP
|
#define DTORS_SECTION_ASM_OP "\t.section\t.dtors,\"aw\""
|
#define DTORS_SECTION_ASM_OP "\t.section\t.dtors,\"aw\""
|
|
|
#endif /* __MCORE_ELF_H__ */
|
#endif /* __MCORE_ELF_H__ */
|
|
|
