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glibc/sysdeps/generic/sysdep.h
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/* Generic asm macros used on many machines. | |
Copyright (C) 1991-1993,96,98,2002,2003,2009,2011,2012 | |
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 | |
modify it under the terms of the GNU Lesser General Public | |
License as published by the Free Software Foundation; either | |
version 2.1 of the License, or (at your option) any later version. | |
The GNU C Library 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 | |
Lesser General Public License for more details. | |
You should have received a copy of the GNU Lesser General Public | |
License along with the GNU C Library; if not, write to the Free | |
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA | |
02111-1307 USA. */ | |
#ifndef C_LABEL | |
/* Define a macro we can use to construct the asm name for a C symbol. */ | |
# define C_LABEL(name) name##: | |
#endif | |
#ifdef __ASSEMBLER__ | |
/* Mark the end of function named SYM. This is used on some platforms | |
to generate correct debugging information. */ | |
# ifndef END | |
# define END(sym) | |
# endif | |
# ifndef JUMPTARGET | |
# define JUMPTARGET(sym) sym | |
# endif | |
#endif | |
/* Makros to generate eh_frame unwind information. */ | |
#ifdef HAVE_ASM_CFI_DIRECTIVES | |
# ifdef __ASSEMBLER__ | |
# define cfi_startproc .cfi_startproc | |
# define cfi_endproc .cfi_endproc | |
# define cfi_def_cfa(reg, off) .cfi_def_cfa reg, off | |
# define cfi_def_cfa_register(reg) .cfi_def_cfa_register reg | |
# define cfi_def_cfa_offset(off) .cfi_def_cfa_offset off | |
# define cfi_adjust_cfa_offset(off) .cfi_adjust_cfa_offset off | |
# define cfi_offset(reg, off) .cfi_offset reg, off | |
# define cfi_rel_offset(reg, off) .cfi_rel_offset reg, off | |
# define cfi_register(r1, r2) .cfi_register r1, r2 | |
# define cfi_return_column(reg) .cfi_return_column reg | |
# define cfi_restore(reg) .cfi_restore reg | |
# define cfi_same_value(reg) .cfi_same_value reg | |
# define cfi_undefined(reg) .cfi_undefined reg | |
# define cfi_remember_state .cfi_remember_state | |
# define cfi_restore_state .cfi_restore_state | |
# define cfi_window_save .cfi_window_save | |
# define cfi_personality(enc, exp) .cfi_personality enc, exp | |
# define cfi_lsda(enc, exp) .cfi_lsda enc, exp | |
# else /* ! ASSEMBLER */ | |
# define CFI_STRINGIFY(Name) CFI_STRINGIFY2 (Name) | |
# define CFI_STRINGIFY2(Name) #Name | |
# define CFI_STARTPROC ".cfi_startproc" | |
# define CFI_ENDPROC ".cfi_endproc" | |
# define CFI_DEF_CFA(reg, off) \ | |
".cfi_def_cfa " CFI_STRINGIFY(reg) "," CFI_STRINGIFY(off) | |
# define CFI_DEF_CFA_REGISTER(reg) \ | |
".cfi_def_cfa_register " CFI_STRINGIFY(reg) | |
# define CFI_DEF_CFA_OFFSET(off) \ | |
".cfi_def_cfa_offset " CFI_STRINGIFY(off) | |
# define CFI_ADJUST_CFA_OFFSET(off) \ | |
".cfi_adjust_cfa_offset " CFI_STRINGIFY(off) | |
# define CFI_OFFSET(reg, off) \ | |
".cfi_offset " CFI_STRINGIFY(reg) "," CFI_STRINGIFY(off) | |
# define CFI_REL_OFFSET(reg, off) \ | |
".cfi_rel_offset " CFI_STRINGIFY(reg) "," CFI_STRINGIFY(off) | |
# define CFI_REGISTER(r1, r2) \ | |
".cfi_register " CFI_STRINGIFY(r1) "," CFI_STRINGIFY(r2) | |
# define CFI_RETURN_COLUMN(reg) \ | |
".cfi_return_column " CFI_STRINGIFY(reg) | |
# define CFI_RESTORE(reg) \ | |
".cfi_restore " CFI_STRINGIFY(reg) | |
# define CFI_UNDEFINED(reg) \ | |
".cfi_undefined " CFI_STRINGIFY(reg) | |
# define CFI_REMEMBER_STATE \ | |
".cfi_remember_state" | |
# define CFI_RESTORE_STATE \ | |
".cfi_restore_state" | |
# define CFI_WINDOW_SAVE \ | |
".cfi_window_save" | |
# define CFI_PERSONALITY(enc, exp) \ | |
".cfi_personality " CFI_STRINGIFY(enc) "," CFI_STRINGIFY(exp) | |
# define CFI_LSDA(enc, exp) \ | |
".cfi_lsda " CFI_STRINGIFY(enc) "," CFI_STRINGIFY(exp) | |
# endif | |
#else | |
# define CFI_STARTPROC | |
# define CFI_ENDPROC | |
# define CFI_DEF_CFA(reg, off) | |
# define CFI_DEF_CFA_REGISTER(reg) | |
# define CFI_DEF_CFA_OFFSET(off) | |
# define CFI_ADJUST_CFA_OFFSET(off) | |
# define CFI_OFFSET(reg, off) | |
# define CFI_REL_OFFSET(reg, off) | |
# define CFI_REGISTER(r1, r2) | |
# define CFI_RETURN_COLUMN(reg) | |
# define CFI_RESTORE(reg) | |
# define CFI_UNDEFINED(reg) | |
# define CFI_REMEMBER_STATE | |
# define CFI_RESTORE_STATE | |
# define CFI_WINDOW_SAVE | |
# define CFI_PERSONALITY(enc, exp) | |
# define CFI_LSDA(enc, exp) | |
#endif | |
#include "dwarf2.h" |