Merge pull request #280 from aliaspider/master

add CHD support.

1 files changed, 99 insertions, 0 deletions

diff --git a/deps/flac-1.3.2/src/libFLAC/ia32/cpu_asm.nasm b/deps/flac-1.3.2/src/libFLAC/ia32/cpu_asm.nasm
new file mode 100644
index 0000000..31baa0a
--- /dev/null
+++ b/deps/flac-1.3.2/src/libFLAC/ia32/cpu_asm.nasm
@@ -0,0 +1,99 @@
+;  vim:filetype=nasm ts=8
+
+;  libFLAC - Free Lossless Audio Codec library
+;  Copyright (C) 2001-2009  Josh Coalson
+;  Copyright (C) 2011-2016  Xiph.Org Foundation
+;
+;  Redistribution and use in source and binary forms, with or without
+;  modification, are permitted provided that the following conditions
+;  are met:
+;
+;  - Redistributions of source code must retain the above copyright
+;  notice, this list of conditions and the following disclaimer.
+;
+;  - Redistributions in binary form must reproduce the above copyright
+;  notice, this list of conditions and the following disclaimer in the
+;  documentation and/or other materials provided with the distribution.
+;
+;  - Neither the name of the Xiph.org Foundation nor the names of its
+;  contributors may be used to endorse or promote products derived from
+;  this software without specific prior written permission.
+;
+;  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+;  ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+;  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+;  A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR
+;  CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+;  EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+;  PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+;  PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+;  LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+;  NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+;  SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+%include "nasm.h"
+
+	data_section
+
+cglobal FLAC__cpu_have_cpuid_asm_ia32
+cglobal FLAC__cpu_info_asm_ia32
+
+	code_section
+
+; **********************************************************************
+;
+; FLAC__uint32 FLAC__cpu_have_cpuid_asm_ia32()
+;
+
+cident FLAC__cpu_have_cpuid_asm_ia32
+	pushfd
+	pop	eax
+	mov	edx, eax
+	xor	eax, 0x00200000
+	push	eax
+	popfd
+	pushfd
+	pop	eax
+	xor	eax, edx
+	and	eax, 0x00200000
+	shr	eax, 0x15
+	push	edx
+	popfd
+	ret
+
+; **********************************************************************
+;
+; void FLAC__cpu_info_asm_ia32(FLAC__uint32 *flags_edx, FLAC__uint32 *flags_ecx)
+;
+
+cident FLAC__cpu_info_asm_ia32
+	;[esp + 8] == flags_edx
+	;[esp + 12] == flags_ecx
+
+	push	ebx
+	call	FLAC__cpu_have_cpuid_asm_ia32
+	test	eax, eax
+	jz	.no_cpuid
+	mov	eax, 0
+	cpuid
+	cmp	eax, 1
+	jb	.no_cpuid
+	xor	ecx, ecx
+	mov	eax, 1
+	cpuid
+	mov	ebx, [esp + 8]
+	mov	[ebx], edx
+	mov	ebx, [esp + 12]
+	mov	[ebx], ecx
+	jmp	.end
+.no_cpuid:
+	xor	eax, eax
+	mov	ebx, [esp + 8]
+	mov	[ebx], eax
+	mov	ebx, [esp + 12]
+	mov	[ebx], eax
+.end:
+	pop	ebx
+	ret
+
+; end