/* OS independent definitions for AMD x86-64.
- Copyright (C) 2001 Free Software Foundation, Inc.
+ Copyright (C) 2001, 2005, 2007, 2009 Free Software Foundation, Inc.
Contributed by Bo Thorsen <bo@suse.de>.
-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)
+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,
+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. */
+Under Section 7 of GPL version 3, you are granted additional
+permissions described in the GCC Runtime Library Exception, version
+3.1, as published by the Free Software Foundation.
+
+You should have received a copy of the GNU General Public License and
+a copy of the GCC Runtime Library Exception along with this program;
+see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
+<http://www.gnu.org/licenses/>. */
#undef ASM_COMMENT_START
#define ASM_COMMENT_START "#"
(TARGET_64BIT ? dbx64_register_map[n] : svr4_dbx_register_map[n])
/* Output assembler code to FILE to call the profiler. */
-#define NO_PROFILE_COUNTERS
-
-#undef FUNCTION_PROFILER
-#define FUNCTION_PROFILER(FILE, LABELNO) \
-{ \
- if (TARGET_64BIT && flag_pic) \
- fprintf (FILE, "\tcall\t*mcount@PLT\n"); \
- else if (flag_pic) \
- fprintf (FILE, "\tcall\t*mcount@GOT(%%ebx)\n"); \
- else \
- fprintf (FILE, "\tcall\tmcount\n"); \
-}
+#define NO_PROFILE_COUNTERS 1
+
+#undef MCOUNT_NAME
+#define MCOUNT_NAME "mcount"
#undef SIZE_TYPE
#define SIZE_TYPE (TARGET_64BIT ? "long unsigned int" : "unsigned int")
#undef ASM_SPEC
#define ASM_SPEC "%{v:-V} %{Qy:} %{!Qn:-Qy} %{n} %{T} %{Ym,*} %{Yd,*} \
- %{Wa,*:%*} %{m32:--32}"
-
-/* A C statement (sans semicolon) to output to the stdio stream
- 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. */
+ %{Wa,*:%*} %{m32:--32} %{m64:--64}"
+#undef ASM_OUTPUT_ALIGNED_BSS
#define ASM_OUTPUT_ALIGNED_BSS(FILE, DECL, NAME, SIZE, ALIGN) \
- asm_output_aligned_bss (FILE, DECL, NAME, SIZE, ALIGN)
+ x86_output_aligned_bss (FILE, DECL, NAME, SIZE, ALIGN)
-/* A C statement to output to the stdio stream FILE an assembler
- command to advance the location counter to a multiple of 1<<LOG
- bytes if it is within MAX_SKIP bytes.
+#undef ASM_OUTPUT_ALIGNED_COMMON
+#define ASM_OUTPUT_ALIGNED_COMMON(FILE, NAME, SIZE, ALIGN) \
+ x86_elf_aligned_common (FILE, NAME, SIZE, ALIGN);
- This is used to align code labels according to Intel recommendations. */
+/* This is used to align code labels according to Intel recommendations. */
+#ifdef HAVE_GAS_MAX_SKIP_P2ALIGN
#define ASM_OUTPUT_MAX_SKIP_ALIGN(FILE,LOG,MAX_SKIP) \
do { \
if ((LOG) != 0) { \
if ((MAX_SKIP) == 0) fprintf ((FILE), "\t.p2align %d\n", (LOG)); \
- else fprintf ((FILE), "\t.p2align %d,,%d\n", (LOG), (MAX_SKIP)); \
+ else { \
+ fprintf ((FILE), "\t.p2align %d,,%d\n", (LOG), (MAX_SKIP)); \
+ /* Make sure that we have at least 8 byte alignment if > 8 byte \
+ alignment is preferred. */ \
+ if ((LOG) > 3 \
+ && (1 << (LOG)) > ((MAX_SKIP) + 1) \
+ && (MAX_SKIP) >= 7) \
+ fprintf ((FILE), "\t.p2align 3\n"); \
+ } \
} \
} while (0)
+#endif
/* i386 System V Release 4 uses DWARF debugging info.
x86-64 ABI specifies DWARF2. */
-#undef DWARF2_DEBUGGING_INFO
-#undef DWARF_DEBUGGING_INFO
-#define DWARF2_DEBUGGING_INFO
+#define DWARF2_DEBUGGING_INFO 1
#define DWARF2_UNWIND_INFO 1
-/* Incorrectly autodetected in cross compilation. */
-#undef HAVE_AS_DWARF2_DEBUG_LINE
-#define HAVE_AS_DWARF2_DEBUG_LINE
#undef PREFERRED_DEBUGGING_TYPE
#define PREFERRED_DEBUGGING_TYPE DWARF2_DEBUG
+
+#undef TARGET_ASM_SELECT_SECTION
+#define TARGET_ASM_SELECT_SECTION x86_64_elf_select_section
+
+#undef TARGET_ASM_UNIQUE_SECTION
+#define TARGET_ASM_UNIQUE_SECTION x86_64_elf_unique_section