/* Definitions of target machine for GNU compiler.
m68k series COFF object files and debugging, version.
- Copyright (C) 1994, 1996 Free Software Foundation, Inc.
+ Copyright (C) 1994, 1996, 1997, 2000, 2002, 2003, 2004 Free Software Foundation, Inc.
-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
+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 2, or (at your option)
any later version.
-GNU CC 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
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. */
+along with GCC; see the file COPYING. If not, write to
+the Free Software Foundation, 51 Franklin Street, Fifth Floor,
+Boston, MA 02110-1301, USA. */
/* This file is included after m68k.h by CPU COFF specific files. It
is not a complete target itself. */
-/* Generate sdb debugging information. */
+/* Used in m68k.c to include required support code. */
-#define SDB_DEBUGGING_INFO
+#define M68K_TARGET_COFF 1
-/* Output DBX (stabs) debugging information if using -gstabs. */
+/* Generate sdb debugging information. */
-#include "dbxcoff.h"
+#define SDB_DEBUGGING_INFO 1
/* COFF symbols don't start with an underscore. */
#undef REGISTER_PREFIX
#define REGISTER_PREFIX "%"
-/* In the machine description we can't use %R, because it will not be seen
- by ASM_FPRINTF. (Isn't that a design bug?). */
-
-#undef REGISTER_PREFIX_MD
-#define REGISTER_PREFIX_MD "%%"
-
/* config/m68k.md has an explicit reference to the program counter,
prefix this by the register prefix. */
-#define ASM_RETURN_CASE_JUMP return "jmp %%pc@(2,%0:w)"
-
-/* Here are the new register names. */
-
-#undef REGISTER_NAMES
-#ifndef SUPPORT_SUN_FPA
-#define REGISTER_NAMES \
-{"%d0", "%d1", "%d2", "%d3", "%d4", "%d5", "%d6", "%d7", \
- "%a0", "%a1", "%a2", "%a3", "%a4", "%a5", "%a6", "%sp", \
- "%fp0", "%fp1", "%fp2", "%fp3", "%fp4", "%fp5", "%fp6", "%fp7" }
-#else /* SUPPORTED_SUN_FPA */
-#define REGISTER_NAMES \
-{"%d0", "%d1", "%d2", "%d3", "%d4", "%d5", "%d6", "%d7", \
- "%a0", "%a1", "%a2", "%a3", "%a4", "%a5", "%a6", "%sp", \
- "%fp0", "%fp1", "%fp2", "%fp3", "%fp4", "%fp5", "%fp6", "%fp7", \
- "%fpa0", "%fpa1", "%fpa2", "%fpa3", "%fpa4", "%fpa5", "%fpa6", "%fpa7", \
- "%fpa8", "%fpa9", "%fpa10", "%fpa11", "%fpa12", "%fpa13", "%fpa14", "%fpa15", \
- "%fpa16", "%fpa17", "%fpa18", "%fpa19", "%fpa20", "%fpa21", "%fpa22", "%fpa23", \
- "%fpa24", "%fpa25", "%fpa26", "%fpa27", "%fpa28", "%fpa29", "%fpa30", "%fpa31" }
-#endif /* defined SUPPORT_SUN_FPA */
-
-#undef ASM_FILE_START
-#define ASM_FILE_START(FILE) \
- output_file_directive ((FILE), main_input_filename)
+#define ASM_RETURN_CASE_JUMP \
+ do { \
+ if (TARGET_COLDFIRE) \
+ { \
+ if (ADDRESS_REG_P (operands[0])) \
+ return "jmp %%pc@(2,%0:l)"; \
+ else \
+ return "ext%.l %0\n\tjmp %%pc@(2,%0:l)"; \
+ } \
+ else \
+ return "jmp %%pc@(2,%0:w)"; \
+ } while (0)
+
+#define TARGET_ASM_FILE_START_FILE_DIRECTIVE true
/* If defined, a C expression whose value is a string containing the
assembler operation to identify the following data as uninitialized global
data. */
-#define BSS_SECTION_ASM_OP ".section\t.bss"
+#define BSS_SECTION_ASM_OP "\t.section\t.bss"
/* A C statement (sans semicolon) to output to the stdio stream
- FILE the assembler definition of an uninitialized global label named
+ FILE the assembler definition of uninitialized global DECL named
NAME whose size is SIZE bytes and alignment is ALIGN bytes.
Try to use asm_output_aligned_bss to implement this macro. */
-#define ASM_OUTPUT_ALIGNED_BSS(FILE, NAME, SIZE, ALIGN) \
- asm_output_aligned_bss ((FILE), (NAME), (SIZE), (ALIGN))
-
-/* Support generic sections */
-
-#undef ASM_OUTPUT_SECTION_NAME
-#define ASM_OUTPUT_SECTION_NAME(FILE, DECL, NAME) \
- fprintf((FILE), ".section\t%s,\"%c\"\n", (NAME), \
- (DECL) && (TREE_CODE (DECL) == FUNCTION_DECL || \
- TREE_READONLY (DECL)) ? 'x' : 'd')
-
-/* Support the ctors and dtors sections for g++. */
-
-#define CTORS_SECTION_ASM_OP ".section\t.ctors,\"x\""
-#define DTORS_SECTION_ASM_OP ".section\t.dtors,\"x\""
-
-/* A list of other sections which the compiler might be "in" at any
- given time. */
-
-#undef EXTRA_SECTIONS
-#define EXTRA_SECTIONS in_ctors, in_dtors
-
-/* A list of extra section function definitions. */
-
-#undef EXTRA_SECTION_FUNCTIONS
-#define EXTRA_SECTION_FUNCTIONS \
- CTORS_SECTION_FUNCTION \
- DTORS_SECTION_FUNCTION
-
-#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; \
- } \
-}
-
-#define INT_ASM_OP ".long"
-
-/* A C statement (sans semicolon) to output an element in the table of
- global constructors. */
-#define ASM_OUTPUT_CONSTRUCTOR(FILE,NAME) \
- do { \
- ctors_section (); \
- fprintf (FILE, "\t%s\t ", INT_ASM_OP); \
- assemble_name (FILE, NAME); \
- fprintf (FILE, "\n"); \
- } while (0)
+#define ASM_OUTPUT_ALIGNED_BSS(FILE, DECL, NAME, SIZE, ALIGN) \
+ asm_output_aligned_bss ((FILE), (DECL), (NAME), (SIZE), (ALIGN))
-/* A C statement (sans semicolon) to output an element in the table of
- global destructors. */
-#define ASM_OUTPUT_DESTRUCTOR(FILE,NAME) \
- do { \
- dtors_section (); \
- fprintf (FILE, "\t%s\t ", INT_ASM_OP); \
- assemble_name (FILE, NAME); \
- fprintf (FILE, "\n"); \
- } while (0)
+/* Switch into a generic section. */
+#undef TARGET_ASM_NAMED_SECTION
+#define TARGET_ASM_NAMED_SECTION m68k_coff_asm_named_section
/* Don't assume anything about startfiles. */
+#undef STARTFILE_SPEC
#define STARTFILE_SPEC ""