80 lines
2.7 KiB
C
80 lines
2.7 KiB
C
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/*
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* Copyright (c) 2011 Aeroflex Gaisler
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*
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* BSD license:
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#ifndef _INCLUDE_LEON_ELFMACRO_h
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#define _INCLUDE_LEON_ELFMACRO_h
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#ifdef __ASSEMBLER__
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#define _TEXT_SEG_ALIGN 4
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#define _LIBLEONBARE_TEXT_SEG_START \
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.text ; .balign _TEXT_SEG_ALIGN
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#define FUNC_BEGIN(func) func:
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#define FUNC_END(func) .size func, . - func
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#define GTEXT(sym) sym ; .type sym,@function
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#define GDATA(sym) sym ; .type sym,@object
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#define FUNC_EXPORT(func) .globl GTEXT(func)
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#define DATA_EXPORT(var) .globl GDATA(var)
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#define FUNC_IMPORT(func) .extern FUNC(func)
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#define DATA_IMPORT(var) .extern var
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#endif
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#ifndef weak_alias
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/* Define ALIASNAME as a weak alias for NAME. */
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# define weak_alias(name, aliasname) _weak_alias (name, aliasname)
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# define _weak_alias(name, aliasname) \
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extern __typeof (name) aliasname __attribute__ ((weak, alias (#name)));
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#endif
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#ifndef strong_alias
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/* Define ALIASNAME as a strong alias for NAME. */
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# define strong_alias(name, aliasname) _strong_alias(name, aliasname)
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# define _strong_alias(name, aliasname) \
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extern __typeof (name) aliasname __attribute__ ((alias (#name)));
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#endif
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#ifndef __ASSEMBLER__
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typedef int (*initcall_t) (void);
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extern initcall_t __leonbare_initcall_start;
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extern initcall_t __leonbare_initcall_end;
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#endif
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#if __GNUC_MINOR__ >= 3
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# define __attribute_used__ __attribute__((__used__))
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#else
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# define __attribute_used__ __attribute__((__unused__))
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#endif
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#define __define_initcall(level,fn) \
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static initcall_t __initcall_##fn __attribute_used__ \
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__attribute__((__section__(".initcall" level ".init"))) = fn
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#define libc_initcall(fn) __define_initcall("1",fn)
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#endif /* !_INCLUDE_LEON_STACK_h */
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