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Diffstat (limited to 'gcc-4.2.1-5666.3/gcc/defaults.h')
| -rw-r--r-- | gcc-4.2.1-5666.3/gcc/defaults.h | 941 |
1 files changed, 0 insertions, 941 deletions
diff --git a/gcc-4.2.1-5666.3/gcc/defaults.h b/gcc-4.2.1-5666.3/gcc/defaults.h deleted file mode 100644 index 5a3aa1f69..000000000 --- a/gcc-4.2.1-5666.3/gcc/defaults.h +++ /dev/null @@ -1,941 +0,0 @@ -/* Definitions of various defaults for tm.h macros. - Copyright (C) 1992, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, - 2005 - Free Software Foundation, Inc. - Contributed by Ron Guilmette (rfg@monkeys.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 option) any later -version. - -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 GCC; see the file COPYING. If not, write to the Free -Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA -02110-1301, USA. */ - -#ifndef GCC_DEFAULTS_H -#define GCC_DEFAULTS_H - -#ifndef GET_ENVIRONMENT -#define GET_ENVIRONMENT(VALUE, NAME) do { (VALUE) = getenv (NAME); } while (0) -#endif - -#define obstack_chunk_alloc ((void *(*) (long)) xmalloc) -#define obstack_chunk_free ((void (*) (void *)) free) -#define OBSTACK_CHUNK_SIZE 0 -#define gcc_obstack_init(OBSTACK) \ - _obstack_begin ((OBSTACK), OBSTACK_CHUNK_SIZE, 0, \ - obstack_chunk_alloc, \ - obstack_chunk_free) - -/* Store in OUTPUT a string (made with alloca) containing an - assembler-name for a local static variable or function named NAME. - LABELNO is an integer which is different for each call. */ - -#ifndef ASM_PN_FORMAT -# ifndef NO_DOT_IN_LABEL -# define ASM_PN_FORMAT "%s.%lu" -# else -# ifndef NO_DOLLAR_IN_LABEL -# define ASM_PN_FORMAT "%s$%lu" -# else -# define ASM_PN_FORMAT "__%s_%lu" -# endif -# endif -#endif /* ! ASM_PN_FORMAT */ - -#ifndef ASM_FORMAT_PRIVATE_NAME -# define ASM_FORMAT_PRIVATE_NAME(OUTPUT, NAME, LABELNO) \ - do { const char *const name_ = (NAME); \ - char *const output_ = (OUTPUT) = \ - (char *) alloca (strlen (name_) + 32); \ - sprintf (output_, ASM_PN_FORMAT, name_, (unsigned long)(LABELNO)); \ - } while (0) -#endif - -/* Choose a reasonable default for ASM_OUTPUT_ASCII. */ - -#ifndef ASM_OUTPUT_ASCII -#define ASM_OUTPUT_ASCII(MYFILE, MYSTRING, MYLENGTH) \ - do { \ - FILE *_hide_asm_out_file = (MYFILE); \ - const unsigned char *_hide_p = (const unsigned char *) (MYSTRING); \ - int _hide_thissize = (MYLENGTH); \ - { \ - FILE *asm_out_file = _hide_asm_out_file; \ - const unsigned char *p = _hide_p; \ - int thissize = _hide_thissize; \ - int i; \ - fprintf (asm_out_file, "\t.ascii \""); \ - \ - for (i = 0; i < thissize; i++) \ - { \ - int c = p[i]; \ - if (c == '\"' || c == '\\') \ - putc ('\\', asm_out_file); \ - if (ISPRINT(c)) \ - putc (c, asm_out_file); \ - else \ - { \ - fprintf (asm_out_file, "\\%o", c); \ - /* After an octal-escape, if a digit follows, \ - terminate one string constant and start another. \ - The VAX assembler fails to stop reading the escape \ - after three digits, so this is the only way we \ - can get it to parse the data properly. */ \ - if (i < thissize - 1 && ISDIGIT(p[i + 1])) \ - fprintf (asm_out_file, "\"\n\t.ascii \""); \ - } \ - } \ - fprintf (asm_out_file, "\"\n"); \ - } \ - } \ - while (0) -#endif - -/* This is how we tell the assembler to equate two values. */ -#ifdef SET_ASM_OP -#ifndef ASM_OUTPUT_DEF -#define ASM_OUTPUT_DEF(FILE,LABEL1,LABEL2) \ - do { fprintf ((FILE), "%s", SET_ASM_OP); \ - assemble_name (FILE, LABEL1); \ - fprintf (FILE, ","); \ - assemble_name (FILE, LABEL2); \ - fprintf (FILE, "\n"); \ - } while (0) -#endif -#endif - -#if defined (HAVE_AS_TLS) && !defined (ASM_OUTPUT_TLS_COMMON) -#define ASM_OUTPUT_TLS_COMMON(FILE, DECL, NAME, SIZE) \ - do \ - { \ - fprintf ((FILE), "\t.tls_common\t"); \ - assemble_name ((FILE), (NAME)); \ - fprintf ((FILE), ","HOST_WIDE_INT_PRINT_UNSIGNED",%u\n", \ - (SIZE), DECL_ALIGN (DECL) / BITS_PER_UNIT); \ - } \ - while (0) -#endif - -/* Decide whether to defer emitting the assembler output for an equate - of two values. The default is to not defer output. */ -#ifndef TARGET_DEFERRED_OUTPUT_DEFS -#define TARGET_DEFERRED_OUTPUT_DEFS(DECL,TARGET) false -#endif - -/* This is how to output the definition of a user-level label named - NAME, such as the label on a static function or variable NAME. */ - -#ifndef ASM_OUTPUT_LABEL -#define ASM_OUTPUT_LABEL(FILE,NAME) \ - do { assemble_name ((FILE), (NAME)); fputs (":\n", (FILE)); } while (0) -#endif - -/* Output the definition of a compiler-generated label named NAME. */ -#ifndef ASM_OUTPUT_INTERNAL_LABEL -#define ASM_OUTPUT_INTERNAL_LABEL(FILE,NAME) \ - do { \ - assemble_name_raw ((FILE), (NAME)); \ - fputs (":\n", (FILE)); \ - } while (0) -#endif - -/* This is how to output a reference to a user-level label named NAME. */ - -#ifndef ASM_OUTPUT_LABELREF -#define ASM_OUTPUT_LABELREF(FILE,NAME) asm_fprintf ((FILE), "%U%s", (NAME)) -#endif - -/* Allow target to print debug info labels specially. This is useful for - VLIW targets, since debug info labels should go into the middle of - instruction bundles instead of breaking them. */ - -#ifndef ASM_OUTPUT_DEBUG_LABEL -#define ASM_OUTPUT_DEBUG_LABEL(FILE, PREFIX, NUM) \ - (*targetm.asm_out.internal_label) (FILE, PREFIX, NUM) -#endif - -/* This is how we tell the assembler that a symbol is weak. */ -#ifndef ASM_OUTPUT_WEAK_ALIAS -#if defined (ASM_WEAKEN_LABEL) && defined (ASM_OUTPUT_DEF) -#define ASM_OUTPUT_WEAK_ALIAS(STREAM, NAME, VALUE) \ - do \ - { \ - ASM_WEAKEN_LABEL (STREAM, NAME); \ - if (VALUE) \ - ASM_OUTPUT_DEF (STREAM, NAME, VALUE); \ - } \ - while (0) -#endif -#endif - -/* This is how we tell the assembler that a symbol is a weak alias to - another symbol that doesn't require the other symbol to be defined. - Uses of the former will turn into weak uses of the latter, i.e., - uses that, in case the latter is undefined, will not cause errors, - and will add it to the symbol table as weak undefined. However, if - the latter is referenced directly, a strong reference prevails. */ -#ifndef ASM_OUTPUT_WEAKREF -#if defined HAVE_GAS_WEAKREF -#define ASM_OUTPUT_WEAKREF(FILE, DECL, NAME, VALUE) \ - do \ - { \ - fprintf ((FILE), "\t.weakref\t"); \ - assemble_name ((FILE), (NAME)); \ - fprintf ((FILE), ","); \ - assemble_name ((FILE), (VALUE)); \ - fprintf ((FILE), "\n"); \ - } \ - while (0) -#endif -#endif - -/* How to emit a .type directive. */ -#ifndef ASM_OUTPUT_TYPE_DIRECTIVE -#if defined TYPE_ASM_OP && defined TYPE_OPERAND_FMT -#define ASM_OUTPUT_TYPE_DIRECTIVE(STREAM, NAME, TYPE) \ - do \ - { \ - fputs (TYPE_ASM_OP, STREAM); \ - assemble_name (STREAM, NAME); \ - fputs (", ", STREAM); \ - fprintf (STREAM, TYPE_OPERAND_FMT, TYPE); \ - putc ('\n', STREAM); \ - } \ - while (0) -#endif -#endif - -/* How to emit a .size directive. */ -#ifndef ASM_OUTPUT_SIZE_DIRECTIVE -#ifdef SIZE_ASM_OP -#define ASM_OUTPUT_SIZE_DIRECTIVE(STREAM, NAME, SIZE) \ - do \ - { \ - HOST_WIDE_INT size_ = (SIZE); \ - fputs (SIZE_ASM_OP, STREAM); \ - assemble_name (STREAM, NAME); \ - fprintf (STREAM, ", " HOST_WIDE_INT_PRINT_DEC "\n", size_); \ - } \ - while (0) - -#define ASM_OUTPUT_MEASURED_SIZE(STREAM, NAME) \ - do \ - { \ - fputs (SIZE_ASM_OP, STREAM); \ - assemble_name (STREAM, NAME); \ - fputs (", .-", STREAM); \ - assemble_name (STREAM, NAME); \ - putc ('\n', STREAM); \ - } \ - while (0) - -#endif -#endif - -/* This determines whether or not we support weak symbols. */ -#ifndef SUPPORTS_WEAK -#if defined (ASM_WEAKEN_LABEL) || defined (ASM_WEAKEN_DECL) -#define SUPPORTS_WEAK 1 -#else -#define SUPPORTS_WEAK 0 -#endif -#endif - -/* This determines whether or not we support link-once semantics. */ -#ifndef SUPPORTS_ONE_ONLY -#ifdef MAKE_DECL_ONE_ONLY -#define SUPPORTS_ONE_ONLY 1 -#else -#define SUPPORTS_ONE_ONLY 0 -#endif -#endif - -/* This determines whether weak symbols must be left out of a static - archive's table of contents. Defining this macro to be nonzero has - the consequence that certain symbols will not be made weak that - otherwise would be. The C++ ABI requires this macro to be zero; - see the documentation. */ -#ifndef TARGET_WEAK_NOT_IN_ARCHIVE_TOC -#define TARGET_WEAK_NOT_IN_ARCHIVE_TOC 0 -#endif - -/* This determines whether or not we need linkonce unwind information. */ -#ifndef TARGET_USES_WEAK_UNWIND_INFO -#define TARGET_USES_WEAK_UNWIND_INFO 0 -#endif - -/* By default, there is no prefix on user-defined symbols. */ -#ifndef USER_LABEL_PREFIX -#define USER_LABEL_PREFIX "" -#endif - -/* If the target supports weak symbols, define TARGET_ATTRIBUTE_WEAK to - provide a weak attribute. Else define it to nothing. - - This would normally belong in ansidecl.h, but SUPPORTS_WEAK is - not available at that time. - - Note, this is only for use by target files which we know are to be - compiled by GCC. */ -#ifndef TARGET_ATTRIBUTE_WEAK -# if SUPPORTS_WEAK -# define TARGET_ATTRIBUTE_WEAK __attribute__ ((weak)) -# else -# define TARGET_ATTRIBUTE_WEAK -# endif -#endif - -/* Determines whether we may use common symbols to represent one-only - semantics (a.k.a. "vague linkage"). */ -#ifndef USE_COMMON_FOR_ONE_ONLY -# define USE_COMMON_FOR_ONE_ONLY 1 -#endif - -/* By default we can assume that all global symbols are in one namespace, - across all shared libraries. */ -#ifndef MULTIPLE_SYMBOL_SPACES -# define MULTIPLE_SYMBOL_SPACES 0 -#endif - -/* If the target supports init_priority C++ attribute, give - SUPPORTS_INIT_PRIORITY a nonzero value. */ -#ifndef SUPPORTS_INIT_PRIORITY -#define SUPPORTS_INIT_PRIORITY 1 -#endif /* SUPPORTS_INIT_PRIORITY */ - -/* If duplicate library search directories can be removed from a - linker command without changing the linker's semantics, give this - symbol a nonzero. */ -#ifndef LINK_ELIMINATE_DUPLICATE_LDIRECTORIES -#define LINK_ELIMINATE_DUPLICATE_LDIRECTORIES 0 -#endif /* LINK_ELIMINATE_DUPLICATE_LDIRECTORIES */ - -/* If we have a definition of INCOMING_RETURN_ADDR_RTX, assume that - the rest of the DWARF 2 frame unwind support is also provided. */ -#if !defined (DWARF2_UNWIND_INFO) && defined (INCOMING_RETURN_ADDR_RTX) -#define DWARF2_UNWIND_INFO 1 -#endif - -/* If we have named sections, and we're using crtstuff to run ctors, - use them for registering eh frame information. */ -#if defined (TARGET_ASM_NAMED_SECTION) && DWARF2_UNWIND_INFO \ - && !defined(EH_FRAME_IN_DATA_SECTION) -#ifndef EH_FRAME_SECTION_NAME -#define EH_FRAME_SECTION_NAME ".eh_frame" -#endif -#endif - -/* On many systems, different EH table encodings are used under - difference circumstances. Some will require runtime relocations; - some will not. For those that do not require runtime relocations, - we would like to make the table read-only. However, since the - read-only tables may need to be combined with read-write tables - that do require runtime relocation, it is not safe to make the - tables read-only unless the linker will merge read-only and - read-write sections into a single read-write section. If your - linker does not have this ability, but your system is such that no - encoding used with non-PIC code will ever require a runtime - relocation, then you can define EH_TABLES_CAN_BE_READ_ONLY to 1 in - your target configuration file. */ -#ifndef EH_TABLES_CAN_BE_READ_ONLY -#ifdef HAVE_LD_RO_RW_SECTION_MIXING -#define EH_TABLES_CAN_BE_READ_ONLY 1 -#else -#define EH_TABLES_CAN_BE_READ_ONLY 0 -#endif -#endif - -/* If we have named section and we support weak symbols, then use the - .jcr section for recording java classes which need to be registered - at program start-up time. */ -#if defined (TARGET_ASM_NAMED_SECTION) && SUPPORTS_WEAK -#ifndef JCR_SECTION_NAME -#define JCR_SECTION_NAME ".jcr" -#endif -#endif - -/* This decision to use a .jcr section can be overridden by defining - USE_JCR_SECTION to 0 in target file. This is necessary if target - can define JCR_SECTION_NAME but does not have crtstuff or - linker support for .jcr section. */ -#ifndef TARGET_USE_JCR_SECTION -#ifdef JCR_SECTION_NAME -#define TARGET_USE_JCR_SECTION 1 -#else -#define TARGET_USE_JCR_SECTION 0 -#endif -#endif - -/* Number of hardware registers that go into the DWARF-2 unwind info. - If not defined, equals FIRST_PSEUDO_REGISTER */ - -#ifndef DWARF_FRAME_REGISTERS -#define DWARF_FRAME_REGISTERS FIRST_PSEUDO_REGISTER -#endif - -/* How to renumber registers for dbx and gdb. If not defined, assume - no renumbering is necessary. */ - -#ifndef DBX_REGISTER_NUMBER -#define DBX_REGISTER_NUMBER(REGNO) (REGNO) -#endif - -/* Default sizes for base C types. If the sizes are different for - your target, you should override these values by defining the - appropriate symbols in your tm.h file. */ - -#ifndef BITS_PER_UNIT -#define BITS_PER_UNIT 8 -#endif - -#ifndef BITS_PER_WORD -#define BITS_PER_WORD (BITS_PER_UNIT * UNITS_PER_WORD) -#endif - -#ifndef CHAR_TYPE_SIZE -#define CHAR_TYPE_SIZE BITS_PER_UNIT -#endif - -#ifndef BOOL_TYPE_SIZE -/* `bool' has size and alignment `1', on almost all platforms. */ -#define BOOL_TYPE_SIZE CHAR_TYPE_SIZE -#endif - -#ifndef SHORT_TYPE_SIZE -#define SHORT_TYPE_SIZE (BITS_PER_UNIT * MIN ((UNITS_PER_WORD + 1) / 2, 2)) -#endif - -#ifndef INT_TYPE_SIZE -#define INT_TYPE_SIZE BITS_PER_WORD -#endif - -#ifndef LONG_TYPE_SIZE -#define LONG_TYPE_SIZE BITS_PER_WORD -#endif - -#ifndef LONG_LONG_TYPE_SIZE -#define LONG_LONG_TYPE_SIZE (BITS_PER_WORD * 2) -#endif - -#ifndef WCHAR_TYPE_SIZE -#define WCHAR_TYPE_SIZE INT_TYPE_SIZE -#endif - -#ifndef FLOAT_TYPE_SIZE -#define FLOAT_TYPE_SIZE BITS_PER_WORD -#endif - -#ifndef DOUBLE_TYPE_SIZE -#define DOUBLE_TYPE_SIZE (BITS_PER_WORD * 2) -#endif - -#ifndef LONG_DOUBLE_TYPE_SIZE -#define LONG_DOUBLE_TYPE_SIZE (BITS_PER_WORD * 2) -#endif - -#ifndef DECIMAL32_TYPE_SIZE -#define DECIMAL32_TYPE_SIZE 32 -#endif - -#ifndef DECIMAL64_TYPE_SIZE -#define DECIMAL64_TYPE_SIZE 64 -#endif - -#ifndef DECIMAL128_TYPE_SIZE -#define DECIMAL128_TYPE_SIZE 128 -#endif - -/* Width in bits of a pointer. Mind the value of the macro `Pmode'. */ -#ifndef POINTER_SIZE -#define POINTER_SIZE BITS_PER_WORD -#endif - -#ifndef PIC_OFFSET_TABLE_REGNUM -#define PIC_OFFSET_TABLE_REGNUM INVALID_REGNUM -#endif - -#ifndef TARGET_DLLIMPORT_DECL_ATTRIBUTES -#define TARGET_DLLIMPORT_DECL_ATTRIBUTES 0 -#endif - -#ifndef TARGET_DECLSPEC -#if TARGET_DLLIMPORT_DECL_ATTRIBUTES -/* If the target supports the "dllimport" attribute, users are - probably used to the "__declspec" syntax. */ -#define TARGET_DECLSPEC 1 -#else -#define TARGET_DECLSPEC 0 -#endif -#endif - -/* By default, the preprocessor should be invoked the same way in C++ - as in C. */ -#ifndef CPLUSPLUS_CPP_SPEC -#ifdef CPP_SPEC -#define CPLUSPLUS_CPP_SPEC CPP_SPEC -#endif -#endif - -#ifndef ACCUMULATE_OUTGOING_ARGS -#define ACCUMULATE_OUTGOING_ARGS 0 -#endif - -/* Supply a default definition for PUSH_ARGS. */ -#ifndef PUSH_ARGS -#ifdef PUSH_ROUNDING -#define PUSH_ARGS !ACCUMULATE_OUTGOING_ARGS -#else -#define PUSH_ARGS 0 -#endif -#endif - -/* Decide whether a function's arguments should be processed - from first to last or from last to first. - - They should if the stack and args grow in opposite directions, but - only if we have push insns. */ - -#ifdef PUSH_ROUNDING - -#ifndef PUSH_ARGS_REVERSED -#if defined (STACK_GROWS_DOWNWARD) != defined (ARGS_GROW_DOWNWARD) -#define PUSH_ARGS_REVERSED PUSH_ARGS -#endif -#endif - -#endif - -#ifndef PUSH_ARGS_REVERSED -#define PUSH_ARGS_REVERSED 0 -#endif - -/* If PREFERRED_STACK_BOUNDARY is not defined, set it to STACK_BOUNDARY. - STACK_BOUNDARY is required. */ -#ifndef PREFERRED_STACK_BOUNDARY -#define PREFERRED_STACK_BOUNDARY STACK_BOUNDARY -#endif - -#ifndef TARGET_DEFAULT_PACK_STRUCT -#define TARGET_DEFAULT_PACK_STRUCT 0 -#endif - -/* By default, the C++ compiler will use function addresses in the - vtable entries. Setting this nonzero tells the compiler to use - function descriptors instead. The value of this macro says how - many words wide the descriptor is (normally 2). It is assumed - that the address of a function descriptor may be treated as a - pointer to a function. */ -#ifndef TARGET_VTABLE_USES_DESCRIPTORS -#define TARGET_VTABLE_USES_DESCRIPTORS 0 -#endif - -/* By default, the vtable entries are void pointers, the so the alignment - is the same as pointer alignment. The value of this macro specifies - the alignment of the vtable entry in bits. It should be defined only - when special alignment is necessary. */ -#ifndef TARGET_VTABLE_ENTRY_ALIGN -#define TARGET_VTABLE_ENTRY_ALIGN POINTER_SIZE -#endif - -/* There are a few non-descriptor entries in the vtable at offsets below - zero. If these entries must be padded (say, to preserve the alignment - specified by TARGET_VTABLE_ENTRY_ALIGN), set this to the number of - words in each data entry. */ -#ifndef TARGET_VTABLE_DATA_ENTRY_DISTANCE -#define TARGET_VTABLE_DATA_ENTRY_DISTANCE 1 -#endif - -/* Decide whether it is safe to use a local alias for a virtual function - when constructing thunks. */ -#ifndef TARGET_USE_LOCAL_THUNK_ALIAS_P -#ifdef ASM_OUTPUT_DEF -#define TARGET_USE_LOCAL_THUNK_ALIAS_P(DECL) 1 -#else -#define TARGET_USE_LOCAL_THUNK_ALIAS_P(DECL) 0 -#endif -#endif - -/* Select a format to encode pointers in exception handling data. We - prefer those that result in fewer dynamic relocations. Assume no - special support here and encode direct references. */ -#ifndef ASM_PREFERRED_EH_DATA_FORMAT -#define ASM_PREFERRED_EH_DATA_FORMAT(CODE,GLOBAL) DW_EH_PE_absptr -#endif - -/* By default, the C++ compiler will use the lowest bit of the pointer - to function to indicate a pointer-to-member-function points to a - virtual member function. However, if FUNCTION_BOUNDARY indicates - function addresses aren't always even, the lowest bit of the delta - field will be used. */ -#ifndef TARGET_PTRMEMFUNC_VBIT_LOCATION -#define TARGET_PTRMEMFUNC_VBIT_LOCATION \ - (FUNCTION_BOUNDARY >= 2 * BITS_PER_UNIT \ - ? ptrmemfunc_vbit_in_pfn : ptrmemfunc_vbit_in_delta) -#endif - -#ifndef DEFAULT_GDB_EXTENSIONS -#define DEFAULT_GDB_EXTENSIONS 1 -#endif - -/* If more than one debugging type is supported, you must define - PREFERRED_DEBUGGING_TYPE to choose the default. */ - -#if 1 < (defined (DBX_DEBUGGING_INFO) + defined (SDB_DEBUGGING_INFO) \ - + defined (DWARF2_DEBUGGING_INFO) + defined (XCOFF_DEBUGGING_INFO) \ - + defined (VMS_DEBUGGING_INFO)) -#ifndef PREFERRED_DEBUGGING_TYPE -#error You must define PREFERRED_DEBUGGING_TYPE -#endif /* no PREFERRED_DEBUGGING_TYPE */ - -/* If only one debugging format is supported, define PREFERRED_DEBUGGING_TYPE - here so other code needn't care. */ -#elif defined DBX_DEBUGGING_INFO -#define PREFERRED_DEBUGGING_TYPE DBX_DEBUG - -#elif defined SDB_DEBUGGING_INFO -#define PREFERRED_DEBUGGING_TYPE SDB_DEBUG - -#elif defined DWARF2_DEBUGGING_INFO -#define PREFERRED_DEBUGGING_TYPE DWARF2_DEBUG - -#elif defined VMS_DEBUGGING_INFO -#define PREFERRED_DEBUGGING_TYPE VMS_AND_DWARF2_DEBUG - -#elif defined XCOFF_DEBUGGING_INFO -#define PREFERRED_DEBUGGING_TYPE XCOFF_DEBUG - -#else -/* No debugging format is supported by this target. */ -#define PREFERRED_DEBUGGING_TYPE NO_DEBUG -#endif - -/* Define codes for all the float formats that we know of. */ -#define UNKNOWN_FLOAT_FORMAT 0 -#define IEEE_FLOAT_FORMAT 1 -#define VAX_FLOAT_FORMAT 2 -#define IBM_FLOAT_FORMAT 3 -#define C4X_FLOAT_FORMAT 4 - -/* Default to IEEE float if not specified. Nearly all machines use it. */ -#ifndef TARGET_FLOAT_FORMAT -#define TARGET_FLOAT_FORMAT IEEE_FLOAT_FORMAT -#endif - -#ifndef LARGEST_EXPONENT_IS_NORMAL -#define LARGEST_EXPONENT_IS_NORMAL(SIZE) 0 -#endif - -#ifndef ROUND_TOWARDS_ZERO -#define ROUND_TOWARDS_ZERO 0 -#endif - -#ifndef MODE_HAS_NANS -#define MODE_HAS_NANS(MODE) \ - (FLOAT_MODE_P (MODE) \ - && TARGET_FLOAT_FORMAT == IEEE_FLOAT_FORMAT \ - && !LARGEST_EXPONENT_IS_NORMAL (GET_MODE_BITSIZE (MODE))) -#endif - -#ifndef MODE_HAS_INFINITIES -#define MODE_HAS_INFINITIES(MODE) \ - (FLOAT_MODE_P (MODE) \ - && TARGET_FLOAT_FORMAT == IEEE_FLOAT_FORMAT \ - && !LARGEST_EXPONENT_IS_NORMAL (GET_MODE_BITSIZE (MODE))) -#endif - -#ifndef MODE_HAS_SIGNED_ZEROS -#define MODE_HAS_SIGNED_ZEROS(MODE) \ - (FLOAT_MODE_P (MODE) && TARGET_FLOAT_FORMAT == IEEE_FLOAT_FORMAT) -#endif - -#ifndef MODE_HAS_SIGN_DEPENDENT_ROUNDING -#define MODE_HAS_SIGN_DEPENDENT_ROUNDING(MODE) \ - (FLOAT_MODE_P (MODE) \ - && TARGET_FLOAT_FORMAT == IEEE_FLOAT_FORMAT \ - && !ROUND_TOWARDS_ZERO) -#endif - -#ifndef FLOAT_LIB_COMPARE_RETURNS_BOOL -#define FLOAT_LIB_COMPARE_RETURNS_BOOL(MODE, COMPARISON) false -#endif - -/* True if the targets integer-comparison functions return { 0, 1, 2 - } to indicate { <, ==, > }. False if { -1, 0, 1 } is used - instead. The libgcc routines are biased. */ -#ifndef TARGET_LIB_INT_CMP_BIASED -#define TARGET_LIB_INT_CMP_BIASED (true) -#endif - -/* If FLOAT_WORDS_BIG_ENDIAN is not defined in the header files, - then the word-endianness is the same as for integers. */ -#ifndef FLOAT_WORDS_BIG_ENDIAN -#define FLOAT_WORDS_BIG_ENDIAN WORDS_BIG_ENDIAN -#endif - -#ifndef TARGET_FLT_EVAL_METHOD -#define TARGET_FLT_EVAL_METHOD 0 -#endif - -#ifndef TARGET_DEC_EVAL_METHOD -#define TARGET_DEC_EVAL_METHOD 2 -#endif - -#ifndef HOT_TEXT_SECTION_NAME -#define HOT_TEXT_SECTION_NAME ".text.hot" -#endif - -#ifndef UNLIKELY_EXECUTED_TEXT_SECTION_NAME -#define UNLIKELY_EXECUTED_TEXT_SECTION_NAME ".text.unlikely" -#endif - -#ifndef HAS_LONG_COND_BRANCH -#define HAS_LONG_COND_BRANCH 0 -#endif - -#ifndef HAS_LONG_UNCOND_BRANCH -#define HAS_LONG_UNCOND_BRANCH 0 -#endif - -/* By default, only attempt to parallelize bitwise operations, and - possibly adds/subtracts using bit-twiddling. */ -#ifndef UNITS_PER_SIMD_WORD -#define UNITS_PER_SIMD_WORD UNITS_PER_WORD -#endif - -/* Determine whether __cxa_atexit, rather than atexit, is used to - register C++ destructors for local statics and global objects. */ -#ifndef DEFAULT_USE_CXA_ATEXIT -#define DEFAULT_USE_CXA_ATEXIT 0 -#endif - -/* If none of these macros are defined, the port must use the new - technique of defining constraints in the machine description. - tm_p.h will define those macros that machine-independent code - still uses. */ -#if !defined CONSTRAINT_LEN \ - && !defined REG_CLASS_FROM_LETTER \ - && !defined REG_CLASS_FROM_CONSTRAINT \ - && !defined CONST_OK_FOR_LETTER_P \ - && !defined CONST_OK_FOR_CONSTRAINT_P \ - && !defined CONST_DOUBLE_OK_FOR_LETTER_P \ - && !defined CONST_DOUBLE_OK_FOR_CONSTRAINT_P \ - && !defined EXTRA_CONSTRAINT \ - && !defined EXTRA_CONSTRAINT_STR \ - && !defined EXTRA_MEMORY_CONSTRAINT \ - && !defined EXTRA_ADDRESS_CONSTRAINT - -#define USE_MD_CONSTRAINTS - -#if GCC_VERSION >= 3000 && defined IN_GCC -/* These old constraint macros shouldn't appear anywhere in a - configuration using MD constraint definitions. */ -#pragma GCC poison REG_CLASS_FROM_LETTER CONST_OK_FOR_LETTER_P \ - CONST_DOUBLE_OK_FOR_LETTER_P EXTRA_CONSTRAINT -#endif - -#else /* old constraint mechanism in use */ - -/* Determine whether extra constraint letter should be handled - via address reload (like 'o'). */ -#ifndef EXTRA_MEMORY_CONSTRAINT -#define EXTRA_MEMORY_CONSTRAINT(C,STR) 0 -#endif - -/* Determine whether extra constraint letter should be handled - as an address (like 'p'). */ -#ifndef EXTRA_ADDRESS_CONSTRAINT -#define EXTRA_ADDRESS_CONSTRAINT(C,STR) 0 -#endif - -/* When a port defines CONSTRAINT_LEN, it should use DEFAULT_CONSTRAINT_LEN - for all the characters that it does not want to change, so things like the - 'length' of a digit in a matching constraint is an implementation detail, - and not part of the interface. */ -#define DEFAULT_CONSTRAINT_LEN(C,STR) 1 - -#ifndef CONSTRAINT_LEN -#define CONSTRAINT_LEN(C,STR) DEFAULT_CONSTRAINT_LEN (C, STR) -#endif - -#if defined (CONST_OK_FOR_LETTER_P) && ! defined (CONST_OK_FOR_CONSTRAINT_P) -#define CONST_OK_FOR_CONSTRAINT_P(VAL,C,STR) CONST_OK_FOR_LETTER_P (VAL, C) -#endif - -#if defined (CONST_DOUBLE_OK_FOR_LETTER_P) && ! defined (CONST_DOUBLE_OK_FOR_CONSTRAINT_P) -#define CONST_DOUBLE_OK_FOR_CONSTRAINT_P(OP,C,STR) \ - CONST_DOUBLE_OK_FOR_LETTER_P (OP, C) -#endif - -#ifndef REG_CLASS_FROM_CONSTRAINT -#define REG_CLASS_FROM_CONSTRAINT(C,STR) REG_CLASS_FROM_LETTER (C) -#endif - -#if defined (EXTRA_CONSTRAINT) && ! defined (EXTRA_CONSTRAINT_STR) -#define EXTRA_CONSTRAINT_STR(OP, C,STR) EXTRA_CONSTRAINT (OP, C) -#endif - -#endif /* old constraint mechanism in use */ - -#ifndef REGISTER_MOVE_COST -#define REGISTER_MOVE_COST(m, x, y) 2 -#endif - -/* Determine whether the entire c99 runtime - is present in the runtime library. */ -#ifndef TARGET_C99_FUNCTIONS -#define TARGET_C99_FUNCTIONS 0 -#endif - -/* APPLE LOCAL begin track initialization status 4964532 */ -/* Determine whether gcc should output DWARF information about - uninitialized variables or not. */ -#ifndef TARGET_DWARF_UNINIT_VARS -#define TARGET_DWARF_UNINIT_VARS 0 -#endif -/* APPLE LOCAL end track initialization status 4964532 */ - -/* Indicate that CLZ and CTZ are undefined at zero. */ -#ifndef CLZ_DEFINED_VALUE_AT_ZERO -#define CLZ_DEFINED_VALUE_AT_ZERO(MODE, VALUE) 0 -#endif -#ifndef CTZ_DEFINED_VALUE_AT_ZERO -#define CTZ_DEFINED_VALUE_AT_ZERO(MODE, VALUE) 0 -#endif - -/* Provide a default value for STORE_FLAG_VALUE. */ -#ifndef STORE_FLAG_VALUE -#define STORE_FLAG_VALUE 1 -#endif - -/* This macro is used to determine what the largest unit size that - move_by_pieces can use is. */ - -/* MOVE_MAX_PIECES is the number of bytes at a time which we can - move efficiently, as opposed to MOVE_MAX which is the maximum - number of bytes we can move with a single instruction. */ - -#ifndef MOVE_MAX_PIECES -#define MOVE_MAX_PIECES MOVE_MAX -#endif - -#ifndef STACK_POINTER_OFFSET -#define STACK_POINTER_OFFSET 0 -#endif - -#ifndef LOCAL_REGNO -#define LOCAL_REGNO(REGNO) 0 -#endif - -/* EXIT_IGNORE_STACK should be nonzero if, when returning from a function, - the stack pointer does not matter. The value is tested only in - functions that have frame pointers. */ -#ifndef EXIT_IGNORE_STACK -#define EXIT_IGNORE_STACK 0 -#endif - -/* Assume that case vectors are not pc-relative. */ -#ifndef CASE_VECTOR_PC_RELATIVE -#define CASE_VECTOR_PC_RELATIVE 0 -#endif - -/* Assume that trampolines need function alignment. */ -#ifndef TRAMPOLINE_ALIGNMENT -#define TRAMPOLINE_ALIGNMENT FUNCTION_BOUNDARY -#endif - -/* Register mappings for target machines without register windows. */ -#ifndef INCOMING_REGNO -#define INCOMING_REGNO(N) (N) -#endif - -#ifndef OUTGOING_REGNO -#define OUTGOING_REGNO(N) (N) -#endif - -#ifndef SHIFT_COUNT_TRUNCATED -#define SHIFT_COUNT_TRUNCATED 0 -#endif - -#ifndef LEGITIMIZE_ADDRESS -#define LEGITIMIZE_ADDRESS(X, OLDX, MODE, WIN) -#endif - -#ifndef LEGITIMATE_PIC_OPERAND_P -#define LEGITIMATE_PIC_OPERAND_P(X) 1 -#endif - -/* APPLE LOCAL begin ARM -mdynamic-no-pic support */ -#ifndef LEGITIMATE_INDIRECT_OPERAND_P -#define LEGITIMATE_INDIRECT_OPERAND_P(X) (! flag_pic || LEGITIMATE_PIC_OPERAND_P(X)) -#endif -/* APPLE LOCAL end ARM -mdynamic-no-pic support */ - -#ifndef REVERSIBLE_CC_MODE -#define REVERSIBLE_CC_MODE(MODE) 0 -#endif - -/* Biggest alignment supported by the object file format of this machine. */ -#ifndef MAX_OFILE_ALIGNMENT -#define MAX_OFILE_ALIGNMENT BIGGEST_ALIGNMENT -#endif - -#ifndef FRAME_GROWS_DOWNWARD -#define FRAME_GROWS_DOWNWARD 0 -#endif - -/* On most machines, the CFA coincides with the first incoming parm. */ -#ifndef ARG_POINTER_CFA_OFFSET -#define ARG_POINTER_CFA_OFFSET(FNDECL) FIRST_PARM_OFFSET (FNDECL) -#endif - -/* On most machines, we use the CFA as DW_AT_frame_base. */ -#ifndef CFA_FRAME_BASE_OFFSET -#define CFA_FRAME_BASE_OFFSET(FNDECL) 0 -#endif - -/* The offset from the incoming value of %sp to the top of the stack frame - for the current function. */ -#ifndef INCOMING_FRAME_SP_OFFSET -#define INCOMING_FRAME_SP_OFFSET 0 -#endif - -/* APPLE LOCAL begin KEXT */ -#ifndef TARGET_KEXTABI -#define TARGET_KEXTABI false -#endif -/* APPLE LOCAL end KEXT */ - -#ifndef HARD_REGNO_NREGS_HAS_PADDING -#define HARD_REGNO_NREGS_HAS_PADDING(REGNO, MODE) 0 -#define HARD_REGNO_NREGS_WITH_PADDING(REGNO, MODE) -1 -#endif - -/* APPLE LOCAL begin ARM compact switch tables */ -/* Extra cases to add to switch tables. */ -#ifndef TARGET_EXTRA_CASES -#define TARGET_EXTRA_CASES 0 -#endif -/* APPLE LOCAL end ARM compact switch tables */ - -/* APPLE LOCAL begin 5946347 ms_struct support */ -/* On most machines, the default type alignment is sufficient */ -#ifndef TARGET_FIELD_MS_STRUCT_ALIGN -#define TARGET_FIELD_MS_STRUCT_ALIGN(FIELD) TYPE_ALIGN (TREE_TYPE (FIELD)) -#endif -#ifndef BIGGEST_MS_STRUCT_ALIGNMENT -#define BIGGEST_MS_STRUCT_ALIGNMENT BIGGEST_ALIGNMENT -#endif - -/* APPLE LOCAL end 5946347 ms_struct support */ - -#endif /* ! GCC_DEFAULTS_H */ |