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/* Assembler macros for Nios II.
Copyright (C) 2015-2020 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, see
<https://www.gnu.org/licenses/>. */
#include <sysdeps/generic/sysdep.h>
#ifdef __ASSEMBLER__
/* Syntactic details of assembler. */
#define ASM_SIZE_DIRECTIVE(name) .size name,.-name
#define ENTRY(name) \
.globl C_SYMBOL_NAME(name); \
.type C_SYMBOL_NAME(name),%function; \
C_LABEL(name) \
cfi_startproc; \
CALL_MCOUNT;
#undef END
#define END(name) \
cfi_endproc; \
ASM_SIZE_DIRECTIVE(name)
#ifdef PROF
# ifdef __PIC__
# define CALL_MCOUNT \
mov r8, ra; \
nextpc r2; \
1: \
movhi r3, %hiadj(_gp_got - 1b); \
addi r3, r3, %lo(_gp_got - 1b); \
add r2, r2, r3; \
ldw r2, %call(_mcount)(r2); \
callr r2; \
mov ra, r8; \
ret;
# else
# define CALL_MCOUNT \
mov r8, ra; \
call _mount; \
mov ra, r8; \
ret;
# endif
#else
# define CALL_MCOUNT /* Do nothing. */
#endif
#endif /* __ASSEMBLER__ */
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