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Diffstat (limited to 'lib/gcc/arm-none-eabi/13.2.1/plugin/include/defaults.h')
| -rw-r--r-- | lib/gcc/arm-none-eabi/13.2.1/plugin/include/defaults.h | 1464 |
1 files changed, 1464 insertions, 0 deletions
diff --git a/lib/gcc/arm-none-eabi/13.2.1/plugin/include/defaults.h b/lib/gcc/arm-none-eabi/13.2.1/plugin/include/defaults.h new file mode 100644 index 0000000..dc6f09c --- /dev/null +++ b/lib/gcc/arm-none-eabi/13.2.1/plugin/include/defaults.h @@ -0,0 +1,1464 @@ +/* Definitions of various defaults for tm.h macros. + Copyright (C) 1992-2023 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 *_my_file = (MYFILE); \ + const unsigned char *_hide_p = (const unsigned char *) (MYSTRING); \ + int _hide_thissize = (MYLENGTH); \ + { \ + const unsigned char *p = _hide_p; \ + int thissize = _hide_thissize; \ + int i; \ + fprintf (_my_file, "\t.ascii \""); \ + \ + for (i = 0; i < thissize; i++) \ + { \ + int c = p[i]; \ + if (c == '\"' || c == '\\') \ + putc ('\\', _my_file); \ + if (ISPRINT (c)) \ + putc (c, _my_file); \ + else \ + { \ + fprintf (_my_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 (_my_file, "\"\n\t.ascii \""); \ + } \ + } \ + fprintf (_my_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 marking sections with + SHF_GNU_RETAIN flag. Also require .init_array/.fini_array section + for constructors and destructors. */ +#ifndef SUPPORTS_SHF_GNU_RETAIN +#if HAVE_GAS_SHF_GNU_RETAIN && HAVE_INITFINI_ARRAY_SUPPORT +#define SUPPORTS_SHF_GNU_RETAIN 1 +#else +#define SUPPORTS_SHF_GNU_RETAIN 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_THROUGH_COLLECT2) +#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 + +/* 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 gdb. If not defined, assume + no renumbering is necessary. */ + +#ifndef DEBUGGER_REGNO +#define DEBUGGER_REGNO(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) DEBUGGER_REGNO (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. */ + +#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. */ + +#ifndef CHAR8_TYPE +#define CHAR8_TYPE "unsigned char" +#endif + +#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 + +/* 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 targetm.calls.push_argument (0) +#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 + +/* Decide whether target supports aliases. */ +#ifndef TARGET_SUPPORTS_ALIASES +#ifdef ASM_OUTPUT_DEF +#define TARGET_SUPPORTS_ALIASES 1 +#else +#define TARGET_SUPPORTS_ALIASES 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 + +/* Default to DWARF2_DEBUGGING_INFO. Legacy targets can choose different + by defining PREFERRED_DEBUGGING_TYPE. */ +#ifndef PREFERRED_DEBUGGING_TYPE +#if defined DWARF2_DEBUGGING_INFO || defined DWARF2_LINENO_DEBUGGING_INFO +#define PREFERRED_DEBUGGING_TYPE DWARF2_DEBUG +#else +#error You must define PREFERRED_DEBUGGING_TYPE if DWARF is not supported +#endif +#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 + + +#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 */ +#ifndef TARGET_HAS_BIONIC +#define TARGET_HAS_BIONIC 0 +#endif + +/* 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 + +/* STORE_MAX_PIECES is the number of bytes at a time that we can + store efficiently. Due to internal GCC limitations, this is + MOVE_MAX_PIECES limited by the number of bytes GCC can represent + for an immediate constant. */ + +#ifndef STORE_MAX_PIECES +#define STORE_MAX_PIECES MIN (MOVE_MAX_PIECES, 2 * sizeof (HOST_WIDE_INT)) +#endif + +/* Likewise for block comparisons. */ +#ifndef COMPARE_MAX_PIECES +#define COMPARE_MAX_PIECES MOVE_MAX_PIECES +#endif + +#ifndef MAX_MOVE_MAX +#define MAX_MOVE_MAX MOVE_MAX +#endif + +#ifndef MIN_UNITS_PER_WORD +#define MIN_UNITS_PER_WORD UNITS_PER_WORD +#endif + +#ifndef MAX_BITS_PER_WORD +#define MAX_BITS_PER_WORD BITS_PER_WORD +#endif + +#ifndef STACK_POINTER_OFFSET +#define STACK_POINTER_OFFSET 0 +#endif + +#ifndef LOCAL_REGNO +#define LOCAL_REGNO(REGNO) 0 +#endif + +#ifndef HONOR_REG_ALLOC_ORDER +#define HONOR_REG_ALLOC_ORDER 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 + +/* Force minimum alignment to be able to use the least significant bits + for distinguishing descriptor addresses from code addresses. */ +#define FUNCTION_ALIGNMENT(ALIGN) \ + (lang_hooks.custom_function_descriptors \ + && targetm.calls.custom_function_descriptors > 0 \ + ? MAX ((ALIGN), \ + 2 * targetm.calls.custom_function_descriptors * BITS_PER_UNIT)\ + : (ALIGN)) + +/* Assume that trampolines need function alignment. */ +#ifndef TRAMPOLINE_ALIGNMENT +#define TRAMPOLINE_ALIGNMENT FUNCTION_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 LEGITIMATE_PIC_OPERAND_P +#define LEGITIMATE_PIC_OPERAND_P(X) 1 +#endif + +#ifndef TARGET_MEM_CONSTRAINT +#define TARGET_MEM_CONSTRAINT 'm' +#endif + +#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 + +#ifndef RETURN_ADDR_IN_PREVIOUS_FRAME +#define RETURN_ADDR_IN_PREVIOUS_FRAME 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) + crtl->args.pretend_args_size) +#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 + +#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 + +#ifndef OUTGOING_REG_PARM_STACK_SPACE +#define OUTGOING_REG_PARM_STACK_SPACE(FNTYPE) 0 +#endif + +/* MAX_STACK_ALIGNMENT is the maximum stack alignment guaranteed by + the backend. MAX_SUPPORTED_STACK_ALIGNMENT is the maximum best + effort stack alignment supported by the backend. If the backend + supports stack alignment, MAX_SUPPORTED_STACK_ALIGNMENT and + MAX_STACK_ALIGNMENT are the same. Otherwise, the incoming stack + boundary will limit the maximum guaranteed stack alignment. */ +#ifdef MAX_STACK_ALIGNMENT +#define MAX_SUPPORTED_STACK_ALIGNMENT MAX_STACK_ALIGNMENT +#else +#define MAX_STACK_ALIGNMENT STACK_BOUNDARY +#define MAX_SUPPORTED_STACK_ALIGNMENT PREFERRED_STACK_BOUNDARY +#endif + +#define SUPPORTS_STACK_ALIGNMENT (MAX_STACK_ALIGNMENT > STACK_BOUNDARY) + +#ifndef LOCAL_ALIGNMENT +#define LOCAL_ALIGNMENT(TYPE, ALIGNMENT) ALIGNMENT +#endif + +#ifndef STACK_SLOT_ALIGNMENT +#define STACK_SLOT_ALIGNMENT(TYPE,MODE,ALIGN) \ + ((TYPE) ? LOCAL_ALIGNMENT ((TYPE), (ALIGN)) : (ALIGN)) +#endif + +#ifndef LOCAL_DECL_ALIGNMENT +#define LOCAL_DECL_ALIGNMENT(DECL) \ + LOCAL_ALIGNMENT (TREE_TYPE (DECL), DECL_ALIGN (DECL)) +#endif + +#ifndef MINIMUM_ALIGNMENT +#define MINIMUM_ALIGNMENT(EXP,MODE,ALIGN) (ALIGN) +#endif + +/* Alignment value for attribute ((aligned)). */ +#ifndef ATTRIBUTE_ALIGNED_VALUE +#define ATTRIBUTE_ALIGNED_VALUE BIGGEST_ALIGNMENT +#endif + +/* For most ports anything that evaluates to a constant symbolic + or integer value is acceptable as a constant address. */ +#ifndef CONSTANT_ADDRESS_P +#define CONSTANT_ADDRESS_P(X) (CONSTANT_P (X) && GET_CODE (X) != CONST_DOUBLE) +#endif + +#ifndef MAX_FIXED_MODE_SIZE +#define MAX_FIXED_MODE_SIZE GET_MODE_BITSIZE (DImode) +#endif + +/* Nonzero if structures and unions should be returned in memory. + + This should only be defined if compatibility with another compiler or + with an ABI is needed, because it results in slower code. */ + +#ifndef DEFAULT_PCC_STRUCT_RETURN +#define DEFAULT_PCC_STRUCT_RETURN 1 +#endif + +#ifndef PCC_BITFIELD_TYPE_MATTERS +#define PCC_BITFIELD_TYPE_MATTERS false +#endif + +#ifndef INSN_SETS_ARE_DELAYED +#define INSN_SETS_ARE_DELAYED(INSN) false +#endif + +#ifndef INSN_REFERENCES_ARE_DELAYED +#define INSN_REFERENCES_ARE_DELAYED(INSN) false +#endif + +#ifndef NO_FUNCTION_CSE +#define NO_FUNCTION_CSE false +#endif + +#ifndef HARD_REGNO_RENAME_OK +#define HARD_REGNO_RENAME_OK(FROM, TO) true +#endif + +#ifndef EPILOGUE_USES +#define EPILOGUE_USES(REG) false +#endif + +#ifndef ARGS_GROW_DOWNWARD +#define ARGS_GROW_DOWNWARD 0 +#endif + +#ifndef STACK_GROWS_DOWNWARD +#define STACK_GROWS_DOWNWARD 0 +#endif + +#ifndef STACK_PUSH_CODE +#if STACK_GROWS_DOWNWARD +#define STACK_PUSH_CODE PRE_DEC +#else +#define STACK_PUSH_CODE PRE_INC +#endif +#endif + +/* Default value for flag_pie when flag_pie is initialized to -1: + --enable-default-pie: Default flag_pie to -fPIE. + --disable-default-pie: Default flag_pie to 0. + */ +#ifdef ENABLE_DEFAULT_PIE +# ifndef DEFAULT_FLAG_PIE +# define DEFAULT_FLAG_PIE 2 +# endif +#else +# define DEFAULT_FLAG_PIE 0 +#endif + +#ifndef SWITCHABLE_TARGET +#define SWITCHABLE_TARGET 0 +#endif + +/* If the target supports integers that are wider than two + HOST_WIDE_INTs on the host compiler, then the target should define + TARGET_SUPPORTS_WIDE_INT and make the appropriate fixups. + Otherwise the compiler really is not robust. */ +#ifndef TARGET_SUPPORTS_WIDE_INT +#define TARGET_SUPPORTS_WIDE_INT 0 +#endif + +#ifndef SHORT_IMMEDIATES_SIGN_EXTEND +#define SHORT_IMMEDIATES_SIGN_EXTEND 0 +#endif + +#ifndef WORD_REGISTER_OPERATIONS +#define WORD_REGISTER_OPERATIONS 0 +#endif + +#ifndef LOAD_EXTEND_OP +#define LOAD_EXTEND_OP(M) UNKNOWN +#endif + +#ifndef INITIAL_FRAME_ADDRESS_RTX +#define INITIAL_FRAME_ADDRESS_RTX NULL +#endif + +#ifndef SETUP_FRAME_ADDRESSES +#define SETUP_FRAME_ADDRESSES() do { } while (0) +#endif + +#ifndef DYNAMIC_CHAIN_ADDRESS +#define DYNAMIC_CHAIN_ADDRESS(x) (x) +#endif + +#ifndef FRAME_ADDR_RTX +#define FRAME_ADDR_RTX(x) (x) +#endif + +#ifndef REVERSE_CONDITION +#define REVERSE_CONDITION(code, mode) reverse_condition (code) +#endif + +#ifndef TARGET_PECOFF +#define TARGET_PECOFF 0 +#endif + +#ifndef TARGET_COFF +#define TARGET_COFF 0 +#endif + +#ifndef EH_RETURN_HANDLER_RTX +#define EH_RETURN_HANDLER_RTX NULL +#endif + +#ifdef GCC_INSN_FLAGS_H +/* Dependent default target macro definitions + + This section of defaults.h defines target macros that depend on generated + headers. This is a bit awkward: We want to put all default definitions + for target macros in defaults.h, but some of the defaults depend on the + HAVE_* flags defines of insn-flags.h. But insn-flags.h is not always + included by files that do include defaults.h. + + Fortunately, the default macro definitions that depend on the HAVE_* + macros are also the ones that will only be used inside GCC itself, i.e. + not in the gen* programs or in target objects like libgcc. + + Obviously, it would be best to keep this section of defaults.h as small + as possible, by converting the macros defined below to target hooks or + functions. +*/ + +/* The default branch cost is 1. */ +#ifndef BRANCH_COST +#define BRANCH_COST(speed_p, predictable_p) 1 +#endif + +/* If a memory-to-memory move would take MOVE_RATIO or more simple + move-instruction sequences, we will do a cpymem or libcall instead. */ + +#ifndef MOVE_RATIO +#if defined (HAVE_cpymemqi) || defined (HAVE_cpymemhi) || defined (HAVE_cpymemsi) || defined (HAVE_cpymemdi) || defined (HAVE_cpymemti) +#define MOVE_RATIO(speed) 2 +#else +/* If we are optimizing for space (-Os), cut down the default move ratio. */ +#define MOVE_RATIO(speed) ((speed) ? 15 : 3) +#endif +#endif + +/* If a clear memory operation would take CLEAR_RATIO or more simple + move-instruction sequences, we will do a setmem or libcall instead. */ + +#ifndef CLEAR_RATIO +#if defined (HAVE_setmemqi) || defined (HAVE_setmemhi) || defined (HAVE_setmemsi) || defined (HAVE_setmemdi) || defined (HAVE_setmemti) +#define CLEAR_RATIO(speed) 2 +#else +/* If we are optimizing for space, cut down the default clear ratio. */ +#define CLEAR_RATIO(speed) ((speed) ? 15 :3) +#endif +#endif + +/* If a memory set (to value other than zero) operation would take + SET_RATIO or more simple move-instruction sequences, we will do a setmem + or libcall instead. */ +#ifndef SET_RATIO +#define SET_RATIO(speed) MOVE_RATIO (speed) +#endif + +/* Supply a default definition of STACK_SAVEAREA_MODE for emit_stack_save. + Normally move_insn, so Pmode stack pointer. */ + +#ifndef STACK_SAVEAREA_MODE +#define STACK_SAVEAREA_MODE(LEVEL) Pmode +#endif + +/* Supply a default definition of STACK_SIZE_MODE for + allocate_dynamic_stack_space. Normally PLUS/MINUS, so word_mode. */ + +#ifndef STACK_SIZE_MODE +#define STACK_SIZE_MODE word_mode +#endif + +/* Default value for flag_stack_protect when flag_stack_protect is initialized to -1: + --enable-default-ssp: Default flag_stack_protect to -fstack-protector-strong. + --disable-default-ssp: Default flag_stack_protect to 0. + */ +#ifdef ENABLE_DEFAULT_SSP +# ifndef DEFAULT_FLAG_SSP +# define DEFAULT_FLAG_SSP 3 +# endif +#else +# define DEFAULT_FLAG_SSP 0 +#endif + +/* Provide default values for the macros controlling stack checking. */ + +/* The default is neither full builtin stack checking... */ +#ifndef STACK_CHECK_BUILTIN +#define STACK_CHECK_BUILTIN 0 +#endif + +/* ...nor static builtin stack checking. */ +#ifndef STACK_CHECK_STATIC_BUILTIN +#define STACK_CHECK_STATIC_BUILTIN 0 +#endif + +/* The default interval is one page (4096 bytes). */ +#ifndef STACK_CHECK_PROBE_INTERVAL_EXP +#define STACK_CHECK_PROBE_INTERVAL_EXP 12 +#endif + +/* The default is not to move the stack pointer. */ +#ifndef STACK_CHECK_MOVING_SP +#define STACK_CHECK_MOVING_SP 0 +#endif + +/* This is a kludge to try to capture the discrepancy between the old + mechanism (generic stack checking) and the new mechanism (static + builtin stack checking). STACK_CHECK_PROTECT needs to be bumped + for the latter because part of the protection area is effectively + included in STACK_CHECK_MAX_FRAME_SIZE for the former. */ +#ifdef STACK_CHECK_PROTECT +#define STACK_OLD_CHECK_PROTECT STACK_CHECK_PROTECT +#else +#define STACK_OLD_CHECK_PROTECT \ + (!global_options.x_flag_exceptions \ + ? 75 * UNITS_PER_WORD \ + : targetm_common.except_unwind_info (&global_options) == UI_SJLJ \ + ? 4 * 1024 \ + : 8 * 1024) +#endif + +/* Minimum amount of stack required to recover from an anticipated stack + overflow detection. The default value conveys an estimate of the amount + of stack required to propagate an exception. */ +#ifndef STACK_CHECK_PROTECT +#define STACK_CHECK_PROTECT \ + (!global_options.x_flag_exceptions \ + ? 4 * 1024 \ + : targetm_common.except_unwind_info (&global_options) == UI_SJLJ \ + ? 8 * 1024 \ + : 12 * 1024) +#endif + +/* Make the maximum frame size be the largest we can and still only need + one probe per function. */ +#ifndef STACK_CHECK_MAX_FRAME_SIZE +#define STACK_CHECK_MAX_FRAME_SIZE \ + ((1 << STACK_CHECK_PROBE_INTERVAL_EXP) - UNITS_PER_WORD) +#endif + +/* This is arbitrary, but should be large enough everywhere. */ +#ifndef STACK_CHECK_FIXED_FRAME_SIZE +#define STACK_CHECK_FIXED_FRAME_SIZE (4 * UNITS_PER_WORD) +#endif + +/* Provide a reasonable default for the maximum size of an object to + allocate in the fixed frame. We may need to be able to make this + controllable by the user at some point. */ +#ifndef STACK_CHECK_MAX_VAR_SIZE +#define STACK_CHECK_MAX_VAR_SIZE (STACK_CHECK_MAX_FRAME_SIZE / 100) +#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 + +#endif /* GCC_INSN_FLAGS_H */ + +#ifndef DWARF_GNAT_ENCODINGS_DEFAULT +#define DWARF_GNAT_ENCODINGS_DEFAULT DWARF_GNAT_ENCODINGS_GDB +#endif + +/* When generating dwarf info, the default standard version we'll honor + and advertise in absence of -gdwarf-<N> on the command line. */ +#ifndef DWARF_VERSION_DEFAULT +#define DWARF_VERSION_DEFAULT 5 +#endif + +#ifndef USED_FOR_TARGET +/* Done this way to keep gengtype happy. */ +#if BITS_PER_UNIT == 8 +#define TARGET_UNIT uint8_t +#elif BITS_PER_UNIT == 16 +#define TARGET_UNIT uint16_t +#elif BITS_PER_UNIT == 32 +#define TARGET_UNIT uint32_t +#else +#error Unknown BITS_PER_UNIT +#endif +typedef TARGET_UNIT target_unit; +#endif + +#endif /* ! GCC_DEFAULTS_H */ |