diff options
Diffstat (limited to 'contrib/gcc/defaults.h')
| -rw-r--r-- | contrib/gcc/defaults.h | 187 |
1 files changed, 135 insertions, 52 deletions
diff --git a/contrib/gcc/defaults.h b/contrib/gcc/defaults.h index 0c71996..fff782f 100644 --- a/contrib/gcc/defaults.h +++ b/contrib/gcc/defaults.h @@ -1,5 +1,5 @@ /* Definitions of various defaults for tm.h macros. - Copyright (C) 1992, 1996, 1997, 1998, 1999, 2000, 2001, 2002 + Copyright (C) 1992, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004 Free Software Foundation, Inc. Contributed by Ron Guilmette (rfg@monkeys.com) @@ -27,8 +27,13 @@ Software Foundation, 59 Temple Place - Suite 330, Boston, MA #define GET_ENVIRONMENT(VALUE, NAME) do { (VALUE) = getenv (NAME); } while (0) #endif -#define obstack_chunk_alloc xmalloc -#define obstack_chunk_free free +#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) /* Define default standard character escape sequences. */ #ifndef TARGET_BELL @@ -42,33 +47,27 @@ Software Foundation, 59 Temple Place - Suite 330, Boston, MA # define TARGET_ESC 033 #endif -/* When removal of CPP_PREDEFINES is complete, TARGET_CPU_CPP_BULITINS - can also be removed from here. */ -#ifndef TARGET_OS_CPP_BUILTINS -# define TARGET_OS_CPP_BUILTINS() -#endif -#ifndef TARGET_CPU_CPP_BUILTINS -# define TARGET_CPU_CPP_BUILTINS() -#endif -#ifndef CPP_PREDEFINES -# define CPP_PREDEFINES "" -#endif - -/* Store in OUTPUT a string (made with alloca) containing - an assembler-name for a local static variable or function named NAME. +/* 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 { \ - int len = strlen (NAME); \ - char *temp = (char *) alloca (len + 3); \ - temp[0] = 'L'; \ - strcpy (&temp[1], (NAME)); \ - temp[len + 1] = '.'; \ - temp[len + 2] = 0; \ - (OUTPUT) = (char *) alloca (strlen (NAME) + 11); \ - ASM_GENERATE_INTERNAL_LABEL (OUTPUT, temp, LABELNO); \ +# define ASM_FORMAT_PRIVATE_NAME(OUTPUT, NAME, LABELNO) \ + do { const char *const name_ = (NAME); \ + char *const output_ = (OUTPUT) = alloca (strlen (name_) + 32);\ + sprintf (output_, ASM_PN_FORMAT, name_, (unsigned long)(LABELNO)); \ } while (0) #endif @@ -82,12 +81,12 @@ Software Foundation, 59 Temple Place - Suite 330, Boston, MA #ifndef ASM_OUTPUT_ADDR_VEC_ELT #define ASM_OUTPUT_ADDR_VEC_ELT(FILE, VALUE) \ do { fputs (integer_asm_op (POINTER_SIZE / UNITS_PER_WORD, TRUE), FILE); \ - ASM_OUTPUT_INTERNAL_LABEL (FILE, "L", (VALUE)); \ + (*targetm.asm_out.internal_label) (FILE, "L", (VALUE)); \ fputc ('\n', FILE); \ } while (0) #endif -/* choose a reasonable default for ASM_OUTPUT_ASCII. */ +/* Choose a reasonable default for ASM_OUTPUT_ASCII. */ #ifndef ASM_OUTPUT_ASCII #define ASM_OUTPUT_ASCII(MYFILE, MYSTRING, MYLENGTH) \ @@ -160,7 +159,7 @@ do { fputs (integer_asm_op (POINTER_SIZE / UNITS_PER_WORD, TRUE), FILE); \ #ifndef ASM_OUTPUT_DEBUG_LABEL #define ASM_OUTPUT_DEBUG_LABEL(FILE, PREFIX, NUM) \ - ASM_OUTPUT_INTERNAL_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. */ @@ -202,9 +201,7 @@ do { fputs (integer_asm_op (POINTER_SIZE / UNITS_PER_WORD, TRUE), FILE); \ HOST_WIDE_INT size_ = (SIZE); \ fputs (SIZE_ASM_OP, STREAM); \ assemble_name (STREAM, NAME); \ - fputs (", ", STREAM); \ - fprintf (STREAM, HOST_WIDE_INT_PRINT_DEC, size_); \ - putc ('\n', STREAM); \ + fprintf (STREAM, ", " HOST_WIDE_INT_PRINT_DEC "\n", size_); \ } \ while (0) @@ -385,23 +382,10 @@ do { fputs (integer_asm_op (POINTER_SIZE / UNITS_PER_WORD, TRUE), FILE); \ #define POINTER_SIZE BITS_PER_WORD #endif -#ifndef BUILD_VA_LIST_TYPE -#define BUILD_VA_LIST_TYPE(X) ((X) = ptr_type_node) -#endif - #ifndef PIC_OFFSET_TABLE_REGNUM #define PIC_OFFSET_TABLE_REGNUM INVALID_REGNUM #endif -/* Type used by GCOV counters. Use 64bit data type if target supports - it. */ -#if LONG_TYPE_SIZE >= 64 -#define GCOV_TYPE_SIZE LONG_TYPE_SIZE -#else -#define GCOV_TYPE_SIZE LONG_LONG_TYPE_SIZE -#endif - - /* By default, the preprocessor should be invoked the same way in C++ as in C. */ #ifndef CPLUSPLUS_CPP_SPEC @@ -423,6 +407,26 @@ do { fputs (integer_asm_op (POINTER_SIZE / UNITS_PER_WORD, TRUE), FILE); \ #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 @@ -481,7 +485,7 @@ do { fputs (integer_asm_op (POINTER_SIZE / UNITS_PER_WORD, TRUE), FILE); \ PREFERRED_DEBUGGING_TYPE to choose a format in a system-dependent way. This is one long line cause VAXC can't handle a \-newline. */ -#if 1 < (defined (DBX_DEBUGGING_INFO) + defined (SDB_DEBUGGING_INFO) + defined (DWARF_DEBUGGING_INFO) + defined (DWARF2_DEBUGGING_INFO) + defined (XCOFF_DEBUGGING_INFO) + defined (VMS_DEBUGGING_INFO)) +#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 You Lose! You must define PREFERRED_DEBUGGING_TYPE! #endif /* no PREFERRED_DEBUGGING_TYPE */ @@ -566,9 +570,12 @@ You Lose! You must define PREFERRED_DEBUGGING_TYPE! && !ROUND_TOWARDS_ZERO) #endif -/* If FLOAT_WORDS_BIG_ENDIAN and HOST_FLOAT_WORDS_BIG_ENDIAN are not defined - in the header files, then this implies the word-endianness is the same as - for integers. */ +#ifndef FLOAT_LIB_COMPARE_RETURNS_BOOL +#define FLOAT_LIB_COMPARE_RETURNS_BOOL(MODE, COMPARISON) false +#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 @@ -598,13 +605,89 @@ You Lose! You must define PREFERRED_DEBUGGING_TYPE! /* Determine whether extra constraint letter should be handled via address reload (like 'o'). */ #ifndef EXTRA_MEMORY_CONSTRAINT -#define EXTRA_MEMORY_CONSTRAINT(C) 0 +#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) 0 +#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 + +#ifndef REGISTER_MOVE_COST +#define REGISTER_MOVE_COST(m, x, y) 2 +#endif + +/* Determine whether the the entire c99 runtime + is present in the runtime library. */ +#ifndef TARGET_C99_FUNCTIONS +#define TARGET_C99_FUNCTIONS 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 + +#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 #endif /* ! GCC_DEFAULTS_H */ |
