diff options
Diffstat (limited to 'sysdeps/m68k')
| -rw-r--r-- | sysdeps/m68k/sysdep.h | 65 |
1 files changed, 33 insertions, 32 deletions
diff --git a/sysdeps/m68k/sysdep.h b/sysdeps/m68k/sysdep.h index 554b92d334..f492ff617c 100644 --- a/sysdeps/m68k/sysdep.h +++ b/sysdeps/m68k/sysdep.h @@ -1,5 +1,5 @@ /* Assembler macros for m68k. - Copyright (C) 1998 Free Software Foundation, Inc. + Copyright (C) 1998, 2003 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -23,25 +23,25 @@ /* Syntactic details of assembler. */ -#ifdef HAVE_ELF +# ifdef HAVE_ELF /* ELF uses byte-counts for .align, most others use log2 of count of bytes. */ -#define ALIGNARG(log2) 1<<log2 +# define ALIGNARG(log2) 1<<log2 /* For ELF we need the `.type' directive to make shared libs work right. */ -#define ASM_TYPE_DIRECTIVE(name,typearg) .type name,typearg -#define ASM_SIZE_DIRECTIVE(name) .size name,.-name +# define ASM_TYPE_DIRECTIVE(name,typearg) .type name,typearg +# define ASM_SIZE_DIRECTIVE(name) .size name,.-name /* In ELF C symbols are asm symbols. */ -#undef NO_UNDERSCORES -#define NO_UNDERSCORES +# undef NO_UNDERSCORES +# define NO_UNDERSCORES -#else +# else -#define ALIGNARG(log2) log2 -#define ASM_TYPE_DIRECTIVE(name,type) /* Nothing is specified. */ -#define ASM_SIZE_DIRECTIVE(name) /* Nothing is specified. */ +# define ALIGNARG(log2) log2 +# define ASM_TYPE_DIRECTIVE(name,type) /* Nothing is specified. */ +# define ASM_SIZE_DIRECTIVE(name) /* Nothing is specified. */ -#endif +# endif /* Define an entry point visible from C. @@ -49,51 +49,52 @@ There is currently a bug in gdb which prevents us from specifying incomplete stabs information. Fake some entries here which specify the current source file. */ -#define ENTRY(name) \ +# define ENTRY(name) \ .globl C_SYMBOL_NAME(name); \ ASM_TYPE_DIRECTIVE (C_SYMBOL_NAME(name),@function); \ .align ALIGNARG(2); \ C_LABEL(name) \ CALL_MCOUNT -#undef END -#define END(name) ASM_SIZE_DIRECTIVE(name) +# undef END +# define END(name) ASM_SIZE_DIRECTIVE(name) /* If compiled for profiling, call `_mcount' at the start of each function. */ -#ifdef PROF +# ifdef PROF /* The mcount code relies on a normal frame pointer being on the stack to locate our caller, so push one just for its benefit. */ -#define CALL_MCOUNT \ +# define CALL_MCOUNT \ move.l %fp, -(%sp); move.l %sp, %fp; \ jbsr JUMPTARGET (mcount); \ move.l (%sp)+, %fp; -#else -#define CALL_MCOUNT /* Do nothing. */ -#endif +# else +# define CALL_MCOUNT /* Do nothing. */ +# endif -#ifdef NO_UNDERSCORES +# ifdef NO_UNDERSCORES /* Since C identifiers are not normally prefixed with an underscore on this system, the asm identifier `syscall_error' intrudes on the C name space. Make sure we use an innocuous name. */ -#define syscall_error __syscall_error -#define mcount _mcount -#endif +# define syscall_error __syscall_error +# define mcount _mcount +# endif -#define PSEUDO(name, syscall_name, args) \ +# define PSEUDO(name, syscall_name, args) \ .globl syscall_error; \ ENTRY (name) \ DO_CALL (syscall_name, args); \ jcc JUMPTARGET(syscall_error) -#undef PSEUDO_END -#define PSEUDO_END(name) \ +# undef PSEUDO_END +# define PSEUDO_END(name) \ END (name) -#ifdef PIC -#define JUMPTARGET(name) name##@PLTPC -#else -#define JUMPTARGET(name) name -#endif +# undef JUMPTARGET +# ifdef PIC +# define JUMPTARGET(name) name##@PLTPC +# else +# define JUMPTARGET(name) name +# endif #endif /* __ASSEMBLER__ */ |