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55 lines
1.2 KiB
NASM
55 lines
1.2 KiB
NASM
; libFLAC - Free Lossless Audio Codec library
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; Copyright (C) 2001 Josh Coalson
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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 Library General Public
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; License as published by the Free Software Foundation; either
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; version 2 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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; Library General Public License for more details.
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;
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; You should have received a copy of the GNU Library General Public
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; License along with this library; if not, write to the
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; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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; Boston, MA 02111-1307, USA.
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%include "nasm.h"
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data_section
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cglobal FLAC__cpu_info_asm_i386
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code_section
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; **********************************************************************
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;
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ALIGN 16
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cident FLAC__cpu_info_asm_i386
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push ebx
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pushfd
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pop eax
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mov edx, eax
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xor eax, 00200000h
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push eax
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popfd
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pushfd
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pop eax
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cmp eax, edx
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jz .no_cpuid
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mov eax, 1
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cpuid
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mov eax, edx
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jmp short .end
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.no_cpuid:
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xor eax, eax ; return 0
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.end:
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pop ebx
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ret
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end
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