forked from Mirrors/wine-wine
67 lines
2.2 KiB
C
67 lines
2.2 KiB
C
/*
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* Inline assembly support
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*
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* Copyright 2019 Alexandre Julliard
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*
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* This 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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*
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* This 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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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#ifndef __WINE_WINE_ASM_H
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#define __WINE_WINE_ASM_H
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#if defined(__APPLE__) || (defined(_WIN32) && defined(__i386__))
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# define __ASM_NAME(name) "_" name
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#else
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# define __ASM_NAME(name) name
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#endif
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#if defined(_WIN32) && defined(__i386__)
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# define __ASM_STDCALL(args) "@" #args
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#else
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# define __ASM_STDCALL(args) ""
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#endif
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#ifdef __GCC_HAVE_DWARF2_CFI_ASM
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# define __ASM_CFI(str) str
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#else
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# define __ASM_CFI(str) str
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#endif
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#ifdef _WIN32
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# define __ASM_FUNC_TYPE(name) ".def " name "; .scl 2; .type 32; .endef"
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#elif defined(__APPLE__)
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# define __ASM_FUNC_TYPE(name) ""
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#elif defined(__arm__) || defined(__arm64__)
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# define __ASM_FUNC_TYPE(name) ".type " name ",%function"
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#else
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# define __ASM_FUNC_TYPE(name) ".type " name ",@function"
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#endif
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#ifdef __GNUC__
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# define __ASM_DEFINE_FUNC(name,code) \
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asm(".text\n\t.align 4\n\t.globl " name "\n\t" __ASM_FUNC_TYPE(name) "\n" name ":\n\t" \
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__ASM_CFI(".cfi_startproc\n\t") code __ASM_CFI("\n\t.cfi_endproc") );
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#else
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# define __ASM_DEFINE_FUNC(name,code) void __asm_dummy_##__LINE__(void) { \
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asm(".text\n\t.align 4\n\t.globl " name "\n\t" __ASM_FUNC_TYPE(name) "\n" name ":\n\t" \
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__ASM_CFI(".cfi_startproc\n\t") code __ASM_CFI("\n\t.cfi_endproc") ); }
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#endif
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#define __ASM_GLOBAL_FUNC(name,code) __ASM_DEFINE_FUNC(__ASM_NAME(#name),code)
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#define __ASM_STDCALL_FUNC(name,args,code) __ASM_DEFINE_FUNC(__ASM_NAME(#name) __ASM_STDCALL(args),code)
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#endif /* __WINE_WINE_ASM_H */
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