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98 lines
3.5 KiB
C
98 lines
3.5 KiB
C
/* Generic asm macros used on many machines.
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Copyright (C) 1991-2023 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<https://www.gnu.org/licenses/>. */
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#ifndef C_LABEL
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/* Define a macro we can use to construct the asm name for a C symbol. */
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# define C_LABEL(name) name##:
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#endif
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#ifdef __ASSEMBLER__
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/* Mark the end of function named SYM. This is used on some platforms
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to generate correct debugging information. */
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# ifndef END
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# define END(sym)
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# endif
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# ifndef JUMPTARGET
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# define JUMPTARGET(sym) sym
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# endif
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#endif
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/* Makros to generate eh_frame unwind information. */
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#ifdef __ASSEMBLER__
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# define cfi_startproc .cfi_startproc
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# define cfi_endproc .cfi_endproc
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# define cfi_def_cfa(reg, off) .cfi_def_cfa reg, off
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# define cfi_def_cfa_register(reg) .cfi_def_cfa_register reg
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# define cfi_def_cfa_offset(off) .cfi_def_cfa_offset off
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# define cfi_adjust_cfa_offset(off) .cfi_adjust_cfa_offset off
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# define cfi_offset(reg, off) .cfi_offset reg, off
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# define cfi_rel_offset(reg, off) .cfi_rel_offset reg, off
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# define cfi_register(r1, r2) .cfi_register r1, r2
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# define cfi_return_column(reg) .cfi_return_column reg
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# define cfi_restore(reg) .cfi_restore reg
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# define cfi_same_value(reg) .cfi_same_value reg
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# define cfi_undefined(reg) .cfi_undefined reg
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# define cfi_remember_state .cfi_remember_state
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# define cfi_restore_state .cfi_restore_state
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# define cfi_window_save .cfi_window_save
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# define cfi_personality(enc, exp) .cfi_personality enc, exp
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# define cfi_lsda(enc, exp) .cfi_lsda enc, exp
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#else /* ! ASSEMBLER */
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# define CFI_STRINGIFY(Name) CFI_STRINGIFY2 (Name)
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# define CFI_STRINGIFY2(Name) #Name
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# define CFI_STARTPROC ".cfi_startproc"
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# define CFI_ENDPROC ".cfi_endproc"
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# define CFI_DEF_CFA(reg, off) \
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".cfi_def_cfa " CFI_STRINGIFY(reg) "," CFI_STRINGIFY(off)
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# define CFI_DEF_CFA_REGISTER(reg) \
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".cfi_def_cfa_register " CFI_STRINGIFY(reg)
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# define CFI_DEF_CFA_OFFSET(off) \
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".cfi_def_cfa_offset " CFI_STRINGIFY(off)
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# define CFI_ADJUST_CFA_OFFSET(off) \
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".cfi_adjust_cfa_offset " CFI_STRINGIFY(off)
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# define CFI_OFFSET(reg, off) \
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".cfi_offset " CFI_STRINGIFY(reg) "," CFI_STRINGIFY(off)
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# define CFI_REL_OFFSET(reg, off) \
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".cfi_rel_offset " CFI_STRINGIFY(reg) "," CFI_STRINGIFY(off)
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# define CFI_REGISTER(r1, r2) \
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".cfi_register " CFI_STRINGIFY(r1) "," CFI_STRINGIFY(r2)
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# define CFI_RETURN_COLUMN(reg) \
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".cfi_return_column " CFI_STRINGIFY(reg)
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# define CFI_RESTORE(reg) \
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".cfi_restore " CFI_STRINGIFY(reg)
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# define CFI_UNDEFINED(reg) \
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".cfi_undefined " CFI_STRINGIFY(reg)
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# define CFI_REMEMBER_STATE \
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".cfi_remember_state"
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# define CFI_RESTORE_STATE \
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".cfi_restore_state"
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# define CFI_WINDOW_SAVE \
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".cfi_window_save"
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# define CFI_PERSONALITY(enc, exp) \
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".cfi_personality " CFI_STRINGIFY(enc) "," CFI_STRINGIFY(exp)
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# define CFI_LSDA(enc, exp) \
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".cfi_lsda " CFI_STRINGIFY(enc) "," CFI_STRINGIFY(exp)
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#endif
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#include "dwarf2.h"
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