mirror of
https://github.com/ZDoom/gzdoom-gles.git
synced 2024-11-19 19:01:24 +00:00
2e56925c36
installation, not the bundled copies which might not match what is installed. - Upgraded bundled FLAC from version 1.1.2 to version 1.2.1. SVN r575 (trunk)
121 lines
3 KiB
NASM
121 lines
3 KiB
NASM
; vim:filetype=nasm ts=8
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; libFLAC - Free Lossless Audio Codec library
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; Copyright (C) 2001,2002,2003,2004,2005,2006,2007 Josh Coalson
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;
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; Redistribution and use in source and binary forms, with or without
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; modification, are permitted provided that the following conditions
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; are met:
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;
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; - Redistributions of source code must retain the above copyright
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; notice, this list of conditions and the following disclaimer.
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;
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; - Redistributions in binary form must reproduce the above copyright
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; notice, this list of conditions and the following disclaimer in the
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; documentation and/or other materials provided with the distribution.
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;
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; - Neither the name of the Xiph.org Foundation nor the names of its
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; contributors may be used to endorse or promote products derived from
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; this software without specific prior written permission.
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;
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; THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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; ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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; LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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; A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR
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; CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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; EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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; PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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; PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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; LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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; NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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; SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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%include "ia32/nasm.h"
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data_section
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cglobal FLAC__cpu_have_cpuid_asm_ia32
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cglobal FLAC__cpu_info_asm_ia32
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cglobal FLAC__cpu_info_extended_amd_asm_ia32
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code_section
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; **********************************************************************
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;
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; FLAC__uint32 FLAC__cpu_have_cpuid_asm_ia32()
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;
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cident FLAC__cpu_have_cpuid_asm_ia32
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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, 0x00200000
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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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jmp .end
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.no_cpuid:
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xor eax, eax
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.end:
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pop ebx
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ret
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; **********************************************************************
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;
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; void FLAC__cpu_info_asm_ia32(FLAC__uint32 *flags_edx, FLAC__uint32 *flags_ecx)
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;
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cident FLAC__cpu_info_asm_ia32
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;[esp + 8] == flags_edx
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;[esp + 12] == flags_ecx
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push ebx
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call FLAC__cpu_have_cpuid_asm_ia32
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test eax, eax
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jz .no_cpuid
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mov eax, 1
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cpuid
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mov ebx, [esp + 8]
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mov [ebx], edx
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mov ebx, [esp + 12]
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mov [ebx], ecx
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jmp .end
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.no_cpuid
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xor eax, eax
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mov ebx, [esp + 8]
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mov [ebx], eax
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mov ebx, [esp + 12]
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mov [ebx], eax
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.end
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pop ebx
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ret
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cident FLAC__cpu_info_extended_amd_asm_ia32
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push ebx
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call FLAC__cpu_have_cpuid_asm_ia32
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test eax, eax
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jz .no_cpuid
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mov eax, 0x80000000
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cpuid
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cmp eax, 0x80000001
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jb .no_cpuid
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mov eax, 0x80000001
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cpuid
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mov eax, edx
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jmp .end
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.no_cpuid
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xor eax, eax
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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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%ifdef OBJ_FORMAT_elf
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section .note.GNU-stack noalloc
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%endif
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