/* Definitions of target machine for GNU compiler, for ARM with PE obj format.
- Copyright (C) 1995, 1996, 1999, 2000, 2002, 2003 Free Software Foundation, Inc.
+ Copyright (C) 1995, 1996, 1999, 2000, 2002, 2003, 2004, 2005, 2007
+ Free Software Foundation, Inc.
Contributed by Doug Evans (dje@cygnus.com).
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 2, or (at your
+ 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
License for more details.
You should have received a copy of the GNU General Public License
- along with GCC; 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 COPYING3. If not see
+ <http://www.gnu.org/licenses/>. */
/* Enable PE specific code. */
#define ARM_PE 1
/* Get tree.c to declare a target-specific specialization of
merge_decl_attributes. */
-#define TARGET_DLLIMPORT_DECL_ATTRIBUTES
-
-/* Support the __declspec keyword by turning them into attributes.
- We currently only support: naked, dllimport, and dllexport.
- Note that the current way we do this may result in a collision with
- predefined attributes later on. This can be solved by using one attribute,
- say __declspec__, and passing args to it. The problem with that approach
- is that args are not accumulated: each new appearance would clobber any
- existing args. */
-#undef SUBTARGET_CPP_SPEC
-#define SUBTARGET_CPP_SPEC "-D__pe__ -D__declspec(x)=__attribute__((x))"
-
-
-/* Experimental addition for pr 7885.
- Ignore dllimport for functions. */
-#define TARGET_FLAG_NOP_FUN (1 << 24)
+#define TARGET_DLLIMPORT_DECL_ATTRIBUTES 1
-#undef TARGET_NOP_FUN_DLLIMPORT
-#define TARGET_NOP_FUN_DLLIMPORT (target_flags & TARGET_FLAG_NOP_FUN)
-
-#undef SUBTARGET_SWITCHES
-#define SUBTARGET_SWITCHES \
-{ "nop-fun-dllimport", TARGET_FLAG_NOP_FUN, \
- N_("Ignore dllimport attribute for functions") }, \
-{ "no-nop-fun-dllimport", - TARGET_FLAG_NOP_FUN, "" },
+#undef SUBTARGET_CPP_SPEC
+#define SUBTARGET_CPP_SPEC "-D__pe__"
#undef TARGET_DEFAULT
-#define TARGET_DEFAULT (ARM_FLAG_SOFT_FLOAT | TARGET_FLAG_NOP_FUN)
+#define TARGET_DEFAULT (MASK_NOP_FUN_DLLIMPORT)
+#undef MULTILIB_DEFAULTS
+#define MULTILIB_DEFAULTS \
+ { "marm", "mlittle-endian", "msoft-float", "mno-thumb-interwork" }
\f
#undef WCHAR_TYPE
#define WCHAR_TYPE "short unsigned int"
call_used_regs [11] = 1;
\f
-/* Define this macro if in some cases global symbols from one translation
- unit may not be bound to undefined symbols in another translation unit
- without user intervention. For instance, under Microsoft Windows
- symbols must be explicitly imported from shared libraries (DLLs). */
-#define MULTIPLE_SYMBOL_SPACES
+/* PE/COFF uses explicit import from shared libraries. */
+#define MULTIPLE_SYMBOL_SPACES 1
#define TARGET_ASM_UNIQUE_SECTION arm_pe_unique_section
+#define TARGET_ASM_FUNCTION_RODATA_SECTION default_no_function_rodata_section
#define SUPPORTS_ONE_ONLY 1
/* Switch into a generic section. */
-#undef TARGET_ASM_NAMED_SECTION
+#undef TARGET_ASM_NAMED_SECTION
#define TARGET_ASM_NAMED_SECTION default_pe_asm_named_section
\f
-/* 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 \
- { \
- asm_fprintf (STREAM, "%@ Generated by gcc %s for ARM/pe\n",\
- version_string); \
- output_file_directive ((STREAM), main_input_filename); \
- } \
- while (0)
+#define TARGET_ASM_FILE_START_FILE_DIRECTIVE true
/* Output a reference to a label. */
#undef ASM_OUTPUT_LABELREF
drectve_section (); \
fprintf (STREAM, "\t.ascii \" -export:%s\"\n", \
arm_strip_name_encoding (NAME)); \
- function_section (DECL); \
+ switch_to_section (function_section (DECL)); \
} \
ARM_DECLARE_FUNCTION_NAME (STREAM, NAME, DECL); \
if (TARGET_THUMB) \
{ \
if (arm_dllexport_name_p (NAME)) \
{ \
- enum in_section save_section = in_section; \
+ section *save_section = in_section; \
drectve_section (); \
fprintf (STREAM, "\t.ascii \" -export:%s\"\n",\
arm_strip_name_encoding (NAME)); \
- switch_to_section (save_section, (DECL)); \
+ switch_to_section (save_section); \
} \
ASM_OUTPUT_LABEL ((STREAM), (NAME)); \
} \
#define DRECTVE_SECTION_ASM_OP "\t.section .drectve"
-/* A list of other sections which the compiler might be "in" at any
- given time. */
-
-#undef EXTRA_SECTIONS
-#define EXTRA_SECTIONS in_drectve
-
-/* A list of extra section function definitions. */
-
-#undef EXTRA_SECTION_FUNCTIONS
-#define EXTRA_SECTION_FUNCTIONS \
- DRECTVE_SECTION_FUNCTION \
- SWITCH_TO_SECTION_FUNCTION
-
-#define DRECTVE_SECTION_FUNCTION \
-void \
-drectve_section () \
-{ \
- if (in_section != in_drectve) \
- { \
- fprintf (asm_out_file, "%s\n", DRECTVE_SECTION_ASM_OP); \
- in_section = in_drectve; \
- } \
-}
-
-/* Switch to SECTION (an `enum in_section').
-
- ??? This facility should be provided by GCC proper.
- The problem is that we want to temporarily switch sections in
- ASM_DECLARE_OBJECT_NAME and then switch back to the original section
- afterwards. */
-#define SWITCH_TO_SECTION_FUNCTION \
-static void switch_to_section PARAMS ((enum in_section, tree)); \
-static void \
-switch_to_section (section, decl) \
- enum in_section section; \
- tree decl; \
-{ \
- switch (section) \
- { \
- case in_text: text_section (); break; \
- case in_data: data_section (); break; \
- case in_named: named_section (decl, NULL, 0); break; \
- case in_readonly_data: readonly_data_section (); break; \
- case in_ctors: ctors_section (); break; \
- case in_dtors: dtors_section (); break; \
- case in_drectve: drectve_section (); break; \
- default: abort (); break; \
- } \
-}
+#define drectve_section() \
+ (fprintf (asm_out_file, "%s\n", DRECTVE_SECTION_ASM_OP), \
+ in_section = NULL)
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