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/* ===-- assembly.h - compiler-rt assembler support macros -----------------===
*
* The LLVM Compiler Infrastructure
*
* This file is dual licensed under the MIT and the University of Illinois Open
* Source Licenses. See LICENSE.TXT for details.
*
* ===----------------------------------------------------------------------===
*
* This file defines macros for use in compiler-rt assembler source.
* This file is not part of the interface of this library.
*
* ===----------------------------------------------------------------------===
*/
#ifndef COMPILERRT_ASSEMBLY_H
#define COMPILERRT_ASSEMBLY_H
#if defined(__POWERPC__) || defined(__powerpc__) || defined(__ppc__)
#define SEPARATOR @
#else
#define SEPARATOR ;
#endif
#if defined(__APPLE__)
#define HIDDEN_DIRECTIVE .private_extern
#define LOCAL_LABEL(name) L_##name
#define FILE_LEVEL_DIRECTIVE .subsections_via_symbols
#else
#define HIDDEN_DIRECTIVE .hidden
#define LOCAL_LABEL(name) .L_##name
#define FILE_LEVEL_DIRECTIVE
#endif
#define GLUE2(a, b) a ## b
#define GLUE(a, b) GLUE2(a, b)
#define SYMBOL_NAME(name) GLUE(__USER_LABEL_PREFIX__, name)
#ifdef VISIBILITY_HIDDEN
#define DECLARE_SYMBOL_VISIBILITY(name) \
HIDDEN_DIRECTIVE SYMBOL_NAME(name) SEPARATOR
#else
#define DECLARE_SYMBOL_VISIBILITY(name)
#endif
#define DEFINE_COMPILERRT_FUNCTION(name) \
FILE_LEVEL_DIRECTIVE SEPARATOR \
.globl SYMBOL_NAME(name) SEPARATOR \
DECLARE_SYMBOL_VISIBILITY(name) \
SYMBOL_NAME(name):
#define DEFINE_COMPILERRT_PRIVATE_FUNCTION(name) \
.globl SYMBOL_NAME(name) SEPARATOR \
HIDDEN_DIRECTIVE SYMBOL_NAME(name) SEPARATOR \
SYMBOL_NAME(name):
#define DEFINE_COMPILERRT_PRIVATE_FUNCTION_UNMANGLED(name) \
.globl name SEPARATOR \
HIDDEN_DIRECTIVE name SEPARATOR \
name:
#define DEFINE_COMPILERRT_FUNCTION_ALIAS(name, target) \
.globl SYMBOL_NAME(name) SEPARATOR \
.set SYMBOL_NAME(name), SYMBOL_NAME(target) SEPARATOR
#if defined (__ARM_EABI__)
# define DEFINE_AEABI_FUNCTION_ALIAS(aeabi_name, name) \
DEFINE_COMPILERRT_FUNCTION_ALIAS(aeabi_name, name)
#else
# define DEFINE_AEABI_FUNCTION_ALIAS(aeabi_name, name)
#endif
#endif /* COMPILERRT_ASSEMBLY_H */
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