annotate src/audio/SDL_mixer_MMX.h @ 879:2bacec7930b1

Date: Wed, 31 Mar 2004 09:15:57 -0600 From: Tyler Montbriand Subject: [SDL] Opteron MMX patches for SDL_RLEaccel.c The inline MMX assembly in SDL_RLEaccel.c compiles unmodified if the typedefs are adjusted to accept __x86_64__. The diff from SDL-1.2.7 is attached.
author Sam Lantinga <slouken@libsdl.org>
date Thu, 08 Apr 2004 21:13:14 +0000
parents a9e38f3b8e4d
children e3b3130f3af8
rev   line source
539
a9e38f3b8e4d Added MMX audio mixing code for gcc (thanks Stephane!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1 // headers for MMX assembler version of SDL_MixAudio
a9e38f3b8e4d Added MMX audio mixing code for gcc (thanks Stephane!)
Sam Lantinga <slouken@libsdl.org>
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2 // Copyright 2002 Stephane Marchesin (stephane.marchesin@wanadoo.fr)
a9e38f3b8e4d Added MMX audio mixing code for gcc (thanks Stephane!)
Sam Lantinga <slouken@libsdl.org>
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3 // This code is licensed under the LGPL (see COPYING for details)
a9e38f3b8e4d Added MMX audio mixing code for gcc (thanks Stephane!)
Sam Lantinga <slouken@libsdl.org>
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4 //
a9e38f3b8e4d Added MMX audio mixing code for gcc (thanks Stephane!)
Sam Lantinga <slouken@libsdl.org>
parents:
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5 // Assumes buffer size in bytes is a multiple of 16
a9e38f3b8e4d Added MMX audio mixing code for gcc (thanks Stephane!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6 // Assumes SDL_MIX_MAXVOLUME = 128
a9e38f3b8e4d Added MMX audio mixing code for gcc (thanks Stephane!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
7
a9e38f3b8e4d Added MMX audio mixing code for gcc (thanks Stephane!)
Sam Lantinga <slouken@libsdl.org>
parents:
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8
a9e38f3b8e4d Added MMX audio mixing code for gcc (thanks Stephane!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
9 #if defined(i386) && defined(__GNUC__) && defined(USE_ASMBLIT)
a9e38f3b8e4d Added MMX audio mixing code for gcc (thanks Stephane!)
Sam Lantinga <slouken@libsdl.org>
parents:
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10 void SDL_MixAudio_MMX_S16(char* ,char* ,unsigned int ,int );
a9e38f3b8e4d Added MMX audio mixing code for gcc (thanks Stephane!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
11 void SDL_MixAudio_MMX_S8(char* ,char* ,unsigned int ,int );
a9e38f3b8e4d Added MMX audio mixing code for gcc (thanks Stephane!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
12 #endif
a9e38f3b8e4d Added MMX audio mixing code for gcc (thanks Stephane!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
13