-/* Definitions of target machine for GNU compiler,
- for ARM with COFF obj format.
- Copyright (C) 1995, 1996, 1997, 1998 Free Software Foundation, Inc.
- Contributed by Doug Evans (dje@cygnus.com).
+/* Definitions of target machine for GNU compiler.
+ For ARM with COFF object format.
+ Copyright (C) 1995, 1996, 1997, 1998, 1999, 2000, 2002, 2003, 2004, 2005,
+ 2007 Free Software Foundation, Inc.
+ Contributed by Doug Evans (devans@cygnus.com).
-This file is part of GNU CC.
+ This file is part of GCC.
-GNU CC 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 2, or (at your option)
-any later version.
+ 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.
-GNU CC 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.
+ 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 GNU CC; see the file COPYING. If not, write to
-the Free Software Foundation, 59 Temple Place - Suite 330,
-Boston, MA 02111-1307, USA. */
+ 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/>. */
+
+/* Note - it is important that this definition matches the one in tcoff.h. */
+#undef USER_LABEL_PREFIX
+#define USER_LABEL_PREFIX "_"
-#include "arm/semi.h"
-#include "arm/aout.h"
\f
/* Run-time Target Specification. */
#undef TARGET_VERSION
#define TARGET_VERSION fputs (" (ARM/coff)", stderr)
+#undef TARGET_DEFAULT_FLOAT_ABI
+#define TARGET_DEFAULT_FLOAT_ABI ARM_FLOAT_ABI_SOFT
+
#undef TARGET_DEFAULT
-#define TARGET_DEFAULT (ARM_FLAG_SOFT_FLOAT | ARM_FLAG_APCS_32)
+#define TARGET_DEFAULT (MASK_APCS_FRAME)
-#define MULTILIB_DEFAULTS { "mlittle-endian", "msoft-float", "mapcs-32" }
-\f
-/* Setting this to 32 produces more efficient code, but the value set in previous
- versions of this toolchain was 8, which produces more compact structures. The
- command line option -mstructure_size_boundary=<n> can be used to change this
- value. */
-#undef STRUCTURE_SIZE_BOUNDARY
-#define STRUCTURE_SIZE_BOUNDARY arm_structure_size_boundary
-
-extern int arm_structure_size_boundary;
-\f
-/* A C expression whose value is nonzero if IDENTIFIER with arguments ARGS
- is a valid machine specific attribute for DECL.
- The attributes in ATTRIBUTES have previously been assigned to DECL. */
-extern int arm_valid_machine_decl_attribute ();
-#define VALID_MACHINE_DECL_ATTRIBUTE(DECL, ATTRIBUTES, IDENTIFIER, ARGS) \
-arm_valid_machine_decl_attribute (DECL, ATTRIBUTES, IDENTIFIER, ARGS)
+#ifndef MULTILIB_DEFAULTS
+#define MULTILIB_DEFAULTS \
+ { "marm", "mlittle-endian", "msoft-float", "mno-thumb-interwork" }
+#endif
\f
/* This is COFF, but prefer stabs. */
-#define SDB_DEBUGGING_INFO
+#define SDB_DEBUGGING_INFO 1
#define PREFERRED_DEBUGGING_TYPE DBX_DEBUG
-#include "dbxcoff.h"
\f
-/* A C statement to output assembler commands which will identify the
- object file as having been compiled with GNU CC (or another GNU
- compiler). */
-/* Define this to NULL so we don't get anything.
- We have ASM_IDENTIFY_LANGUAGE.
- Also, when using stabs, gcc2_compiled must be a stabs entry, not an
- ordinary symbol, or gdb won't see it. The stabs entry must be
- before the N_SO in order for gdb to find it. */
-#define ASM_IDENTIFY_GCC(STREAM) \
- fprintf (STREAM, "%sgcc2_compiled.:\n", LOCAL_LABEL_PREFIX )
-
-/* This outputs a lot of .req's to define alias for various registers.
- Let's try to avoid this. */
-#undef ASM_FILE_START
-#define ASM_FILE_START(STREAM) \
-do { \
- extern char *version_string; \
- fprintf (STREAM, "%s Generated by gcc %s for ARM/coff\n", \
- ASM_COMMENT_START, version_string); \
-} while (0)
-
-/* A C statement to output something to the assembler file to switch to section
- NAME for object DECL which is either a FUNCTION_DECL, a VAR_DECL or
- NULL_TREE. Some target formats do not support arbitrary sections. Do not
- define this macro in such cases. */
-#define ASM_OUTPUT_SECTION_NAME(STREAM, DECL, NAME, RELOC) \
-do { \
- if ((DECL) && TREE_CODE (DECL) == FUNCTION_DECL) \
- fprintf (STREAM, "\t.section %s,\"x\"\n", (NAME)); \
- else if ((DECL) && DECL_READONLY_SECTION (DECL, RELOC)) \
- fprintf (STREAM, "\t.section %s,\"\"\n", (NAME)); \
- else \
- fprintf (STREAM, "\t.section %s,\"w\"\n", (NAME)); \
-} while (0)
+#define TARGET_ASM_FILE_START_APP_OFF true
+
+/* Switch into a generic section. */
+#define TARGET_ASM_NAMED_SECTION default_coff_asm_named_section
\f
/* Support the ctors/dtors and other sections. */
/* Define this macro if jump tables (for `tablejump' insns) should be
output in the text section, along with the assembler instructions.
Otherwise, the readonly data section is used. */
-#define JUMP_TABLES_IN_TEXT_SECTION 1
-
-#undef READONLY_DATA_SECTION
-#define READONLY_DATA_SECTION rdata_section
-#undef RDATA_SECTION_ASM_OP
-#define RDATA_SECTION_ASM_OP "\t.section .rdata"
+/* We put ARM and Thumb-2 jump tables in the text section, because it makes
+ the code more efficient, but for Thumb-1 it's better to put them out of
+ band unless we are generating compressed tables. */
+#define JUMP_TABLES_IN_TEXT_SECTION \
+ (TARGET_32BIT || (TARGET_THUMB && (optimize_size || flag_pic)))
+
+#undef READONLY_DATA_SECTION_ASM_OP
+#define READONLY_DATA_SECTION_ASM_OP "\t.section .rdata"
#undef CTORS_SECTION_ASM_OP
#define CTORS_SECTION_ASM_OP "\t.section .ctors,\"x\""
#undef DTORS_SECTION_ASM_OP
#define DTORS_SECTION_ASM_OP "\t.section .dtors,\"x\""
-
-/* A list of other sections which the compiler might be "in" at any
- given time. */
-
-#undef EXTRA_SECTIONS
-#define EXTRA_SECTIONS SUBTARGET_EXTRA_SECTIONS in_rdata, in_ctors, in_dtors
-
-#define SUBTARGET_EXTRA_SECTIONS
-
-/* A list of extra section function definitions. */
-
-#undef EXTRA_SECTION_FUNCTIONS
-#define EXTRA_SECTION_FUNCTIONS \
- RDATA_SECTION_FUNCTION \
- CTORS_SECTION_FUNCTION \
- DTORS_SECTION_FUNCTION \
- SUBTARGET_EXTRA_SECTION_FUNCTIONS
-
-#define SUBTARGET_EXTRA_SECTION_FUNCTIONS
-
-#define RDATA_SECTION_FUNCTION \
-void \
-rdata_section () \
-{ \
- if (in_section != in_rdata) \
- { \
- fprintf (asm_out_file, "%s\n", RDATA_SECTION_ASM_OP); \
- in_section = in_rdata; \
- } \
-}
-
-#define CTORS_SECTION_FUNCTION \
-void \
-ctors_section () \
-{ \
- if (in_section != in_ctors) \
- { \
- fprintf (asm_out_file, "%s\n", CTORS_SECTION_ASM_OP); \
- in_section = in_ctors; \
- } \
-}
-
-#define DTORS_SECTION_FUNCTION \
-void \
-dtors_section () \
-{ \
- if (in_section != in_dtors) \
- { \
- fprintf (asm_out_file, "%s\n", DTORS_SECTION_ASM_OP); \
- in_section = in_dtors; \
- } \
-}
\f
/* Support the ctors/dtors sections for g++. */
-#define INT_ASM_OP ".word"
-
-/* A C statement (sans semicolon) to output an element in the table of
- global constructors. */
-#undef ASM_OUTPUT_CONSTRUCTOR
-#define ASM_OUTPUT_CONSTRUCTOR(STREAM,NAME) \
-do { \
- ctors_section (); \
- fprintf (STREAM, "\t%s\t ", INT_ASM_OP); \
- assemble_name (STREAM, NAME); \
- fprintf (STREAM, "\n"); \
-} while (0)
-
-/* A C statement (sans semicolon) to output an element in the table of
- global destructors. */
-#undef ASM_OUTPUT_DESTRUCTOR
-#define ASM_OUTPUT_DESTRUCTOR(STREAM,NAME) \
-do { \
- dtors_section (); \
- fprintf (STREAM, "\t%s\t ", INT_ASM_OP); \
- assemble_name (STREAM, NAME); \
- fprintf (STREAM, "\n"); \
-} while (0)
-
/* __CTOR_LIST__ and __DTOR_LIST__ must be defined by the linker script. */
#define CTOR_LISTS_DEFINED_EXTERNALLY
#undef DO_GLOBAL_CTORS_BODY
#undef DO_GLOBAL_DTORS_BODY
-/* If you don't define HAVE_ATEXIT, and the object file format/OS/whatever
- does not support constructors/destructors, then gcc implements destructors
- by defining its own exit function, which calls the destructors. This gcc
- exit function overrides the C library's exit function, and this can cause
- all kinds of havoc if the C library has a non-trivial exit function. You
- really don't want to use the exit function in libgcc2.c. */
-#define HAVE_ATEXIT
-
/* The ARM development system defines __main. */
-#define NAME__MAIN "__gccmain"
+#define NAME__MAIN "__gccmain"
#define SYMBOL__MAIN __gccmain
+
+#define SUPPORTS_INIT_PRIORITY 0
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