mirrored from git://gcc.gnu.org/git/gcc.git
/
defaults.h
1509 lines (1241 loc) · 41.8 KB
/
defaults.h
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/* Definitions of various defaults for tm.h macros.
Copyright (C) 1992-2015 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 3, 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.
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/>. */
#ifndef GCC_DEFAULTS_H
#define GCC_DEFAULTS_H
/* How to start an assembler comment. */
#ifndef ASM_COMMENT_START
#define ASM_COMMENT_START ";#"
#endif
/* 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
#ifndef IFUNC_ASM_TYPE
#define IFUNC_ASM_TYPE "gnu_indirect_function"
#endif
#ifndef TLS_COMMON_ASM_OP
#define TLS_COMMON_ASM_OP ".tls_common"
#endif
#if defined (HAVE_AS_TLS) && !defined (ASM_OUTPUT_TLS_COMMON)
#define ASM_OUTPUT_TLS_COMMON(FILE, DECL, NAME, SIZE) \
do \
{ \
fprintf ((FILE), "\t%s\t", TLS_COMMON_ASM_OP); \
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 variable NAME. */
#ifndef ASM_OUTPUT_LABEL
#define ASM_OUTPUT_LABEL(FILE,NAME) \
do { \
assemble_name ((FILE), (NAME)); \
fputs (":\n", (FILE)); \
} while (0)
#endif
/* This is how to output the definition of a user-level label named
NAME, such as the label on a function. */
#ifndef ASM_OUTPUT_FUNCTION_LABEL
#define ASM_OUTPUT_FUNCTION_LABEL(FILE, NAME, DECL) \
ASM_OUTPUT_LABEL ((FILE), (NAME))
#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) \
do { \
fputs (user_label_prefix, (FILE)); \
fputs ((NAME), (FILE)); \
} while (0);
#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. SUPPORTS_WEAK
must be a preprocessor constant. */
#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 weak symbols during target
code generation. TARGET_SUPPORTS_WEAK can be any valid C expression. */
#ifndef TARGET_SUPPORTS_WEAK
#define TARGET_SUPPORTS_WEAK (SUPPORTS_WEAK)
#endif
/* This determines whether or not we support the discriminator
attribute in the .loc directive. */
#ifndef SUPPORTS_DISCRIMINATOR
#ifdef HAVE_GAS_DISCRIMINATOR
#define SUPPORTS_DISCRIMINATOR 1
#else
#define SUPPORTS_DISCRIMINATOR 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
/* 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 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
/* Provide defaults for stuff that may not be defined when using
sjlj exceptions. */
#ifndef EH_RETURN_DATA_REGNO
#define EH_RETURN_DATA_REGNO(N) INVALID_REGNUM
#endif
/* Offset between the eh handler address and entry in eh tables. */
#ifndef RETURN_ADDR_OFFSET
#define RETURN_ADDR_OFFSET 0
#endif
#ifndef MASK_RETURN_ADDR
#define MASK_RETURN_ADDR NULL_RTX
#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
/* Offsets recorded in opcodes are a multiple of this alignment factor. */
#ifndef DWARF_CIE_DATA_ALIGNMENT
#ifdef STACK_GROWS_DOWNWARD
#define DWARF_CIE_DATA_ALIGNMENT (-((int) UNITS_PER_WORD))
#else
#define DWARF_CIE_DATA_ALIGNMENT ((int) UNITS_PER_WORD)
#endif
#endif
/* The DWARF 2 CFA column which tracks the return address. Normally this
is the column for PC, or the first column after all of the hard
registers. */
#ifndef DWARF_FRAME_RETURN_COLUMN
#ifdef PC_REGNUM
#define DWARF_FRAME_RETURN_COLUMN DWARF_FRAME_REGNUM (PC_REGNUM)
#else
#define DWARF_FRAME_RETURN_COLUMN DWARF_FRAME_REGISTERS
#endif
#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
/* The mapping from gcc register number to DWARF 2 CFA column number.
By default, we just provide columns for all registers. */
#ifndef DWARF_FRAME_REGNUM
#define DWARF_FRAME_REGNUM(REG) DBX_REGISTER_NUMBER (REG)
#endif
/* The mapping from dwarf CFA reg number to internal dwarf reg numbers. */
#ifndef DWARF_REG_TO_UNWIND_COLUMN
#define DWARF_REG_TO_UNWIND_COLUMN(REGNO) (REGNO)
#endif
/* Map register numbers held in the call frame info that gcc has
collected using DWARF_FRAME_REGNUM to those that should be output in
.debug_frame and .eh_frame. */
#ifndef DWARF2_FRAME_REG_OUT
#define DWARF2_FRAME_REG_OUT(REGNO, FOR_EH) (REGNO)
#endif
/* The size of addresses as they appear in the Dwarf 2 data.
Some architectures use word addresses to refer to code locations,
but Dwarf 2 info always uses byte addresses. On such machines,
Dwarf 2 addresses need to be larger than the architecture's
pointers. */
#ifndef DWARF2_ADDR_SIZE
#define DWARF2_ADDR_SIZE ((POINTER_SIZE + BITS_PER_UNIT - 1) / BITS_PER_UNIT)
#endif
/* The size in bytes of a DWARF field indicating an offset or length
relative to a debug info section, specified to be 4 bytes in the
DWARF-2 specification. The SGI/MIPS ABI defines it to be the same
as PTR_SIZE. */
#ifndef DWARF_OFFSET_SIZE
#define DWARF_OFFSET_SIZE 4
#endif
/* The size in bytes of a DWARF 4 type signature. */
#ifndef DWARF_TYPE_SIGNATURE_SIZE
#define DWARF_TYPE_SIGNATURE_SIZE 8
#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. */
#if BITS_PER_UNIT == 8
#define LOG2_BITS_PER_UNIT 3
#elif BITS_PER_UNIT == 16
#define LOG2_BITS_PER_UNIT 4
#else
#error Unknown BITS_PER_UNIT
#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
#ifndef SHORT_FRACT_TYPE_SIZE
#define SHORT_FRACT_TYPE_SIZE BITS_PER_UNIT
#endif
#ifndef FRACT_TYPE_SIZE
#define FRACT_TYPE_SIZE (BITS_PER_UNIT * 2)
#endif
#ifndef LONG_FRACT_TYPE_SIZE
#define LONG_FRACT_TYPE_SIZE (BITS_PER_UNIT * 4)
#endif
#ifndef LONG_LONG_FRACT_TYPE_SIZE
#define LONG_LONG_FRACT_TYPE_SIZE (BITS_PER_UNIT * 8)
#endif
#ifndef SHORT_ACCUM_TYPE_SIZE
#define SHORT_ACCUM_TYPE_SIZE (SHORT_FRACT_TYPE_SIZE * 2)
#endif
#ifndef ACCUM_TYPE_SIZE
#define ACCUM_TYPE_SIZE (FRACT_TYPE_SIZE * 2)
#endif
#ifndef LONG_ACCUM_TYPE_SIZE
#define LONG_ACCUM_TYPE_SIZE (LONG_FRACT_TYPE_SIZE * 2)
#endif
#ifndef LONG_LONG_ACCUM_TYPE_SIZE
#define LONG_LONG_ACCUM_TYPE_SIZE (LONG_LONG_FRACT_TYPE_SIZE * 2)
#endif
/* We let tm.h override the types used here, to handle trivial differences
such as the choice of unsigned int or long unsigned int for size_t.
When machines start needing nontrivial differences in the size type,
it would be best to do something here to figure out automatically
from other information what type to use. */
#ifndef SIZE_TYPE
#define SIZE_TYPE "long unsigned int"
#endif
#ifndef SIZETYPE
#define SIZETYPE SIZE_TYPE
#endif
#ifndef PID_TYPE
#define PID_TYPE "int"
#endif
/* If GCC knows the exact uint_least16_t and uint_least32_t types from
<stdint.h>, use them for char16_t and char32_t. Otherwise, use
these guesses; getting the wrong type of a given width will not
affect C++ name mangling because in C++ these are distinct types
not typedefs. */
#ifdef UINT_LEAST16_TYPE
#define CHAR16_TYPE UINT_LEAST16_TYPE
#else
#define CHAR16_TYPE "short unsigned int"
#endif
#ifdef UINT_LEAST32_TYPE
#define CHAR32_TYPE UINT_LEAST32_TYPE
#else
#define CHAR32_TYPE "unsigned int"
#endif
#ifndef WCHAR_TYPE
#define WCHAR_TYPE "int"
#endif
/* WCHAR_TYPE gets overridden by -fshort-wchar. */
#define MODIFIED_WCHAR_TYPE \
(flag_short_wchar ? "short unsigned int" : WCHAR_TYPE)
#ifndef PTRDIFF_TYPE
#define PTRDIFF_TYPE "long int"
#endif
#ifndef WINT_TYPE
#define WINT_TYPE "unsigned int"
#endif
#ifndef INTMAX_TYPE
#define INTMAX_TYPE ((INT_TYPE_SIZE == LONG_LONG_TYPE_SIZE) \
? "int" \
: ((LONG_TYPE_SIZE == LONG_LONG_TYPE_SIZE) \
? "long int" \
: "long long int"))
#endif
#ifndef UINTMAX_TYPE
#define UINTMAX_TYPE ((INT_TYPE_SIZE == LONG_LONG_TYPE_SIZE) \
? "unsigned int" \
: ((LONG_TYPE_SIZE == LONG_LONG_TYPE_SIZE) \
? "long unsigned int" \
: "long long unsigned int"))
#endif
/* There are no default definitions of these <stdint.h> types. */
#ifndef SIG_ATOMIC_TYPE
#define SIG_ATOMIC_TYPE ((const char *) NULL)
#endif
#ifndef INT8_TYPE
#define INT8_TYPE ((const char *) NULL)
#endif
#ifndef INT16_TYPE
#define INT16_TYPE ((const char *) NULL)
#endif
#ifndef INT32_TYPE
#define INT32_TYPE ((const char *) NULL)
#endif
#ifndef INT64_TYPE
#define INT64_TYPE ((const char *) NULL)
#endif
#ifndef UINT8_TYPE
#define UINT8_TYPE ((const char *) NULL)
#endif
#ifndef UINT16_TYPE
#define UINT16_TYPE ((const char *) NULL)
#endif
#ifndef UINT32_TYPE
#define UINT32_TYPE ((const char *) NULL)
#endif
#ifndef UINT64_TYPE
#define UINT64_TYPE ((const char *) NULL)
#endif
#ifndef INT_LEAST8_TYPE
#define INT_LEAST8_TYPE ((const char *) NULL)
#endif
#ifndef INT_LEAST16_TYPE
#define INT_LEAST16_TYPE ((const char *) NULL)
#endif
#ifndef INT_LEAST32_TYPE
#define INT_LEAST32_TYPE ((const char *) NULL)
#endif
#ifndef INT_LEAST64_TYPE
#define INT_LEAST64_TYPE ((const char *) NULL)
#endif
#ifndef UINT_LEAST8_TYPE
#define UINT_LEAST8_TYPE ((const char *) NULL)
#endif
#ifndef UINT_LEAST16_TYPE
#define UINT_LEAST16_TYPE ((const char *) NULL)
#endif
#ifndef UINT_LEAST32_TYPE
#define UINT_LEAST32_TYPE ((const char *) NULL)
#endif
#ifndef UINT_LEAST64_TYPE
#define UINT_LEAST64_TYPE ((const char *) NULL)
#endif
#ifndef INT_FAST8_TYPE
#define INT_FAST8_TYPE ((const char *) NULL)
#endif
#ifndef INT_FAST16_TYPE
#define INT_FAST16_TYPE ((const char *) NULL)
#endif
#ifndef INT_FAST32_TYPE
#define INT_FAST32_TYPE ((const char *) NULL)
#endif
#ifndef INT_FAST64_TYPE
#define INT_FAST64_TYPE ((const char *) NULL)
#endif
#ifndef UINT_FAST8_TYPE
#define UINT_FAST8_TYPE ((const char *) NULL)
#endif
#ifndef UINT_FAST16_TYPE
#define UINT_FAST16_TYPE ((const char *) NULL)
#endif
#ifndef UINT_FAST32_TYPE
#define UINT_FAST32_TYPE ((const char *) NULL)
#endif
#ifndef UINT_FAST64_TYPE
#define UINT_FAST64_TYPE ((const char *) NULL)
#endif
#ifndef INTPTR_TYPE
#define INTPTR_TYPE ((const char *) NULL)
#endif
#ifndef UINTPTR_TYPE
#define UINTPTR_TYPE ((const char *) NULL)
#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 POINTER_SIZE_UNITS
#define POINTER_SIZE_UNITS ((POINTER_SIZE + BITS_PER_UNIT - 1) / BITS_PER_UNIT)
#endif
#ifndef PIC_OFFSET_TABLE_REGNUM
#define PIC_OFFSET_TABLE_REGNUM INVALID_REGNUM
#endif
#ifndef PIC_OFFSET_TABLE_REG_CALL_CLOBBERED
#define PIC_OFFSET_TABLE_REG_CALL_CLOBBERED 0
#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
/* By default, use the GNU runtime for Objective C. */
#ifndef NEXT_OBJC_RUNTIME
#define NEXT_OBJC_RUNTIME 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
/* Default value for the alignment (in bits) a C conformant malloc has to
provide. This default is intended to be safe and always correct. */
#ifndef MALLOC_ABI_ALIGNMENT
#define MALLOC_ABI_ALIGNMENT BITS_PER_WORD
#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
/* Set INCOMING_STACK_BOUNDARY to PREFERRED_STACK_BOUNDARY if it is not
defined. */
#ifndef INCOMING_STACK_BOUNDARY
#define INCOMING_STACK_BOUNDARY PREFERRED_STACK_BOUNDARY
#endif
#ifndef TARGET_DEFAULT_PACK_STRUCT
#define TARGET_DEFAULT_PACK_STRUCT 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
#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 REG_WORDS_BIG_ENDIAN
#define REG_WORDS_BIG_ENDIAN WORDS_BIG_ENDIAN
#endif
#ifdef TARGET_FLT_EVAL_METHOD
#define TARGET_FLT_EVAL_METHOD_NON_DEFAULT 1
#else
#define TARGET_FLT_EVAL_METHOD 0
#define TARGET_FLT_EVAL_METHOD_NON_DEFAULT 0
#endif
#ifndef TARGET_DEC_EVAL_METHOD
#define TARGET_DEC_EVAL_METHOD 2
#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
/* 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 GCC_VERSION >= 3000 && defined IN_GCC
/* These old constraint macros shouldn't appear anywhere in a
configuration using MD constraint definitions. */
#endif
/* Determin whether the target runtime library is Bionic */