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annotate src/cpuinfo/SDL_cpuinfo.c @ 1284:08e3393e9ffb

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author Sam Lantinga <slouken@libsdl.org>
date Sun, 29 Jan 2006 08:18:56 +0000
parents 1430f5fe092a
children c9b51268668f
rev   line source
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
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diff changeset
1 /*
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
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2 SDL - Simple DirectMedia Layer
769
b8d311d90021 Updated copyright information for 2004 (Happy New Year!)
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3 Copyright (C) 1997-2004 Sam Lantinga
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
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4
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
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5 This library is free software; you can redistribute it and/or
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
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6 modify it under the terms of the GNU Library General Public
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
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diff changeset
7 License as published by the Free Software Foundation; either
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
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8 version 2 of the License, or (at your option) any later version.
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
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9
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
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10 This library is distributed in the hope that it will be useful,
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
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diff changeset
13 Library General Public License for more details.
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
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14
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
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15 You should have received a copy of the GNU Library General Public
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
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diff changeset
16 License along with this library; if not, write to the Free
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
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17 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
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18
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
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diff changeset
19 Sam Lantinga
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
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20 slouken@libsdl.org
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
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21 */
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
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22
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
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23 #ifdef SAVE_RCSID
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
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24 static char rcsid =
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
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25 "@(#) $Id$";
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
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26 #endif
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
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27
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
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28 /* CPU feature detection for SDL */
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
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29
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30 #ifdef unix /* FIXME: Better setjmp detection? */
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31 #define USE_SETJMP
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32 #include <signal.h>
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33 #include <setjmp.h>
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34 #endif
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35
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22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
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36 #include "SDL.h"
745
71ee03909f42 Greatly simplified the SDL CPU info code
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37 #include "SDL_cpuinfo.h"
71ee03909f42 Greatly simplified the SDL CPU info code
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38
778
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
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39 #ifdef MACOSX
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40 #include <sys/sysctl.h> /* For AltiVec check */
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
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41 #endif
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42
745
71ee03909f42 Greatly simplified the SDL CPU info code
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43 #define CPU_HAS_RDTSC 0x00000001
71ee03909f42 Greatly simplified the SDL CPU info code
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44 #define CPU_HAS_MMX 0x00000002
785
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
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45 #define CPU_HAS_MMXEXT 0x00000004
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
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46 #define CPU_HAS_3DNOW 0x00000010
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
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47 #define CPU_HAS_3DNOWEXT 0x00000020
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
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48 #define CPU_HAS_SSE 0x00000040
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
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49 #define CPU_HAS_SSE2 0x00000080
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
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50 #define CPU_HAS_ALTIVEC 0x00000100
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51
1198
b616ac4f39d1 Fixed gcc 4 warnings
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52 #if defined(USE_SETJMP) && defined(GCC_ALTIVEC)
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53 /* This is the brute force way of detecting instruction sets...
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54 the idea is borrowed from the libmpeg2 library - thanks!
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55 */
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56 static jmp_buf jmpbuf;
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57 static void illegal_instruction(int sig)
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58 {
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59 longjmp(jmpbuf, 1);
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60 }
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61 #endif // USE_SETJMP
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62
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71ee03909f42 Greatly simplified the SDL CPU info code
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63 static __inline__ int CPU_haveCPUID()
71ee03909f42 Greatly simplified the SDL CPU info code
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64 {
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65 int has_CPUID = 0;
71ee03909f42 Greatly simplified the SDL CPU info code
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66 #if defined(__GNUC__) && defined(i386)
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67 __asm__ (
71ee03909f42 Greatly simplified the SDL CPU info code
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68 " pushfl # Get original EFLAGS \n"
71ee03909f42 Greatly simplified the SDL CPU info code
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69 " popl %%eax \n"
71ee03909f42 Greatly simplified the SDL CPU info code
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70 " movl %%eax,%%ecx \n"
71ee03909f42 Greatly simplified the SDL CPU info code
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71 " xorl $0x200000,%%eax # Flip ID bit in EFLAGS \n"
71ee03909f42 Greatly simplified the SDL CPU info code
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72 " pushl %%eax # Save new EFLAGS value on stack \n"
71ee03909f42 Greatly simplified the SDL CPU info code
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73 " popfl # Replace current EFLAGS value \n"
71ee03909f42 Greatly simplified the SDL CPU info code
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74 " pushfl # Get new EFLAGS \n"
71ee03909f42 Greatly simplified the SDL CPU info code
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75 " popl %%eax # Store new EFLAGS in EAX \n"
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76 " xorl %%ecx,%%eax # Can not toggle ID bit, \n"
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77 " jz 1f # Processor=80486 \n"
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78 " movl $1,%0 # We have CPUID support \n"
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79 "1: \n"
784
a2dde6aff60e *** empty log message ***
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80 : "=m" (has_CPUID)
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81 :
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82 : "%eax", "%ecx"
71ee03909f42 Greatly simplified the SDL CPU info code
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83 );
881
9eb85a211abd Date: Tue, 30 Mar 2004 18:18:13 -0600
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84 #elif defined(__GNUC__) && defined(__x86_64__)
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85 /* Technically, if this is being compiled under __x86_64__ then it has
9eb85a211abd Date: Tue, 30 Mar 2004 18:18:13 -0600
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86 CPUid by definition. But it's nice to be able to prove it. :) */
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87 __asm__ (
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88 " pushfq # Get original EFLAGS \n"
9eb85a211abd Date: Tue, 30 Mar 2004 18:18:13 -0600
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89 " popq %%rax \n"
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90 " movq %%rax,%%rcx \n"
9eb85a211abd Date: Tue, 30 Mar 2004 18:18:13 -0600
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91 " xorl $0x200000,%%eax # Flip ID bit in EFLAGS \n"
9eb85a211abd Date: Tue, 30 Mar 2004 18:18:13 -0600
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92 " pushq %%rax # Save new EFLAGS value on stack \n"
9eb85a211abd Date: Tue, 30 Mar 2004 18:18:13 -0600
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93 " popfq # Replace current EFLAGS value \n"
9eb85a211abd Date: Tue, 30 Mar 2004 18:18:13 -0600
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94 " pushfq # Get new EFLAGS \n"
9eb85a211abd Date: Tue, 30 Mar 2004 18:18:13 -0600
Sam Lantinga <slouken@libsdl.org>
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95 " popq %%rax # Store new EFLAGS in EAX \n"
9eb85a211abd Date: Tue, 30 Mar 2004 18:18:13 -0600
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96 " xorl %%ecx,%%eax # Can not toggle ID bit, \n"
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97 " jz 1f # Processor=80486 \n"
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98 " movl $1,%0 # We have CPUID support \n"
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99 "1: \n"
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100 : "=m" (has_CPUID)
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101 :
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102 : "%rax", "%rcx"
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103 );
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51a8702d8ecd Updates to PocketPC (WinCE) support, thanks to Dmitry Yakimov at
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104 #elif defined(_MSC_VER) && (defined(_M_IX86) || defined(_X86_))
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105 __asm {
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106 pushfd ; Get original EFLAGS
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107 pop eax
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108 mov ecx, eax
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109 xor eax, 200000h ; Flip ID bit in EFLAGS
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110 push eax ; Save new EFLAGS value on stack
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111 popfd ; Replace current EFLAGS value
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112 pushfd ; Get new EFLAGS
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113 pop eax ; Store new EFLAGS in EAX
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114 xor eax, ecx ; Can not toggle ID bit,
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115 jz done ; Processor=80486
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116 mov has_CPUID,1 ; We have CPUID support
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117 done:
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118 }
1229
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119 #elif defined(__sun) && defined(__x86)
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120 __asm (
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121 " pushfl \n"
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122 " popl %eax \n"
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123 " movl %eax,%ecx \n"
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124 " xorl $0x200000,%eax \n"
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125 " pushl %eax \n"
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126 " popfl \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
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127 " pushfl \n"
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128 " popl %eax \n"
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parents: 1198
diff changeset
129 " xorl %ecx,%eax \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
130 " jz 1f \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
131 " movl $1,-8(%ebp) \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
132 "1: \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
133 );
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
134 #elif defined(__sun) && defined(__amd64)
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
135 __asm (
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
136 " pushfq \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
137 " popq %rax \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
138 " movq %rax,%rcx \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
139 " xorl $0x200000,%eax \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
140 " pushq %rax \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
141 " popfq \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
142 " pushfq \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
143 " popq %rax \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
144 " xorl %ecx,%eax \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
145 " jz 1f \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
146 " movl $1,-8(%rbp) \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
147 "1: \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
148 );
745
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
149 #endif
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
150 return has_CPUID;
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
151 }
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
152
745
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
153 static __inline__ int CPU_getCPUIDFeatures()
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
154 {
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
155 int features = 0;
881
9eb85a211abd Date: Tue, 30 Mar 2004 18:18:13 -0600
Sam Lantinga <slouken@libsdl.org>
parents: 804
diff changeset
156 #if defined(__GNUC__) && ( defined(i386) || defined(__x86_64__) )
745
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
157 __asm__ (
785
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
158 " movl %%ebx,%%edi\n"
745
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
159 " xorl %%eax,%%eax # Set up for CPUID instruction \n"
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
160 " cpuid # Get and save vendor ID \n"
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
161 " cmpl $1,%%eax # Make sure 1 is valid input for CPUID\n"
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
162 " jl 1f # We dont have the CPUID instruction\n"
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
163 " xorl %%eax,%%eax \n"
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
164 " incl %%eax \n"
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
165 " cpuid # Get family/model/stepping/features\n"
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
166 " movl %%edx,%0 \n"
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
167 "1: \n"
785
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
168 " movl %%edi,%%ebx\n"
784
a2dde6aff60e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 778
diff changeset
169 : "=m" (features)
745
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
170 :
887
b4b64bb88f2f Date: Mon, 10 May 2004 10:17:46 -0400
Sam Lantinga <slouken@libsdl.org>
parents: 881
diff changeset
171 : "%eax", "%ecx", "%edx", "%edi"
745
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
172 );
1152
51a8702d8ecd Updates to PocketPC (WinCE) support, thanks to Dmitry Yakimov at
Ryan C. Gordon <icculus@icculus.org>
parents: 887
diff changeset
173 #elif defined(_MSC_VER) && (defined(_M_IX86) || defined(_X86_))
749
06cdd106d61c Updated Visual C++ support
Sam Lantinga <slouken@libsdl.org>
parents: 747
diff changeset
174 __asm {
745
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
175 xor eax, eax ; Set up for CPUID instruction
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
176 cpuid ; Get and save vendor ID
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
177 cmp eax, 1 ; Make sure 1 is valid input for CPUID
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
178 jl done ; We dont have the CPUID instruction
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
179 xor eax, eax
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
180 inc eax
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
181 cpuid ; Get family/model/stepping/features
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
182 mov features, edx
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
183 done:
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
184 }
1229
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
185 #elif defined(__sun) && (defined(__x86) || defined(__amd64))
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
186 __asm(
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
187 " movl %ebx,%edi\n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
188 " xorl %eax,%eax \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
189 " cpuid \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
190 " cmpl $1,%eax \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
191 " jl 1f \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
192 " xorl %eax,%eax \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
193 " incl %eax \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
194 " cpuid \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
195 #ifdef __i386
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
196 " movl %edx,-8(%ebp) \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
197 #else
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
198 " movl %edx,-8(%rbp) \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
199 #endif
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
200 "1: \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
201 " movl %edi,%ebx\n" );
745
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
202 #endif
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
203 return features;
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
204 }
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
205
785
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
206 static __inline__ int CPU_getCPUIDFeaturesExt()
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
207 {
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
208 int features = 0;
881
9eb85a211abd Date: Tue, 30 Mar 2004 18:18:13 -0600
Sam Lantinga <slouken@libsdl.org>
parents: 804
diff changeset
209 #if defined(__GNUC__) && (defined(i386) || defined (__x86_64__) )
785
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
210 __asm__ (
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
211 " movl %%ebx,%%edi\n"
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
212 " movl $0x80000000,%%eax # Query for extended functions \n"
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
213 " cpuid # Get extended function limit \n"
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
214 " cmpl $0x80000001,%%eax \n"
787
07760c8854d1 Date: Sat, 24 Jan 2004 14:49:58 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 786
diff changeset
215 " jl 1f # Nope, we dont have function 800000001h\n"
785
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
216 " movl $0x80000001,%%eax # Setup extended function 800000001h\n"
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
217 " cpuid # and get the information \n"
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
218 " movl %%edx,%0 \n"
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
219 "1: \n"
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
220 " movl %%edi,%%ebx\n"
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
221 : "=m" (features)
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
222 :
887
b4b64bb88f2f Date: Mon, 10 May 2004 10:17:46 -0400
Sam Lantinga <slouken@libsdl.org>
parents: 881
diff changeset
223 : "%eax", "%ecx", "%edx", "%edi"
785
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
224 );
1152
51a8702d8ecd Updates to PocketPC (WinCE) support, thanks to Dmitry Yakimov at
Ryan C. Gordon <icculus@icculus.org>
parents: 887
diff changeset
225 #elif defined(_MSC_VER) && (defined(_M_IX86) || defined(_X86_))
785
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
226 __asm {
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
227 mov eax,80000000h ; Query for extended functions
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
228 cpuid ; Get extended function limit
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
229 cmp eax,80000001h
787
07760c8854d1 Date: Sat, 24 Jan 2004 14:49:58 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 786
diff changeset
230 jl done ; Nope, we dont have function 800000001h
785
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
231 mov eax,80000001h ; Setup extended function 800000001h
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
232 cpuid ; and get the information
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
233 mov features,edx
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
234 done:
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
235 }
1229
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
236 #elif defined(__sun) && ( defined(__i386) || defined(__amd64) )
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
237 __asm (
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
238 " movl %ebx,%edi\n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
239 " movl $0x80000000,%eax \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
240 " cpuid \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
241 " cmpl $0x80000001,%eax \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
242 " jl 1f \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
243 " movl $0x80000001,%eax \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
244 " cpuid \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
245 #ifdef __i386
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
246 " movl %edx,-8(%ebp) \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
247 #else
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
248 " movl %edx,-8(%rbp) \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
249 #endif
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
250 "1: \n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
251 " movl %edi,%ebx\n"
1430f5fe092a Patch from Michael Bonfils to add CPUID support for x86 Solaris.
Ryan C. Gordon <icculus@icculus.org>
parents: 1198
diff changeset
252 );
785
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
253 #endif
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
254 return features;
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
255 }
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
256
745
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
257 static __inline__ int CPU_haveRDTSC()
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
258 {
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
259 if ( CPU_haveCPUID() ) {
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
260 return (CPU_getCPUIDFeatures() & 0x00000010);
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
261 }
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
262 return 0;
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
263 }
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
264
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71ee03909f42 Greatly simplified the SDL CPU info code
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diff changeset
265 static __inline__ int CPU_haveMMX()
71ee03909f42 Greatly simplified the SDL CPU info code
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parents: 739
diff changeset
266 {
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
267 if ( CPU_haveCPUID() ) {
71ee03909f42 Greatly simplified the SDL CPU info code
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parents: 739
diff changeset
268 return (CPU_getCPUIDFeatures() & 0x00800000);
71ee03909f42 Greatly simplified the SDL CPU info code
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parents: 739
diff changeset
269 }
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
270 return 0;
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
271 }
71ee03909f42 Greatly simplified the SDL CPU info code
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parents: 739
diff changeset
272
785
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
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diff changeset
273 static __inline__ int CPU_haveMMXExt()
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
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parents: 784
diff changeset
274 {
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
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parents: 784
diff changeset
275 if ( CPU_haveCPUID() ) {
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
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parents: 784
diff changeset
276 return (CPU_getCPUIDFeaturesExt() & 0x00400000);
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
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diff changeset
277 }
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
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parents: 784
diff changeset
278 return 0;
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
279 }
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
280
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diff changeset
281 static __inline__ int CPU_have3DNow()
71ee03909f42 Greatly simplified the SDL CPU info code
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diff changeset
282 {
785
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
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diff changeset
283 if ( CPU_haveCPUID() ) {
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parents: 784
diff changeset
284 return (CPU_getCPUIDFeaturesExt() & 0x80000000);
747
da36f59485da Check for CPUID before checking for 3DNow!
Sam Lantinga <slouken@libsdl.org>
parents: 745
diff changeset
285 }
785
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
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diff changeset
286 return 0;
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
287 }
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
288
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
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parents: 784
diff changeset
289 static __inline__ int CPU_have3DNowExt()
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
290 {
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
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parents: 784
diff changeset
291 if ( CPU_haveCPUID() ) {
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
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parents: 784
diff changeset
292 return (CPU_getCPUIDFeaturesExt() & 0x40000000);
745
71ee03909f42 Greatly simplified the SDL CPU info code
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parents: 739
diff changeset
293 }
785
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
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diff changeset
294 return 0;
745
71ee03909f42 Greatly simplified the SDL CPU info code
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diff changeset
295 }
71ee03909f42 Greatly simplified the SDL CPU info code
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diff changeset
296
71ee03909f42 Greatly simplified the SDL CPU info code
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diff changeset
297 static __inline__ int CPU_haveSSE()
71ee03909f42 Greatly simplified the SDL CPU info code
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parents: 739
diff changeset
298 {
71ee03909f42 Greatly simplified the SDL CPU info code
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parents: 739
diff changeset
299 if ( CPU_haveCPUID() ) {
71ee03909f42 Greatly simplified the SDL CPU info code
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parents: 739
diff changeset
300 return (CPU_getCPUIDFeatures() & 0x02000000);
71ee03909f42 Greatly simplified the SDL CPU info code
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parents: 739
diff changeset
301 }
71ee03909f42 Greatly simplified the SDL CPU info code
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parents: 739
diff changeset
302 return 0;
71ee03909f42 Greatly simplified the SDL CPU info code
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parents: 739
diff changeset
303 }
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
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parents:
diff changeset
304
785
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
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diff changeset
305 static __inline__ int CPU_haveSSE2()
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
306 {
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
307 if ( CPU_haveCPUID() ) {
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
308 return (CPU_getCPUIDFeatures() & 0x04000000);
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
309 }
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
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parents: 784
diff changeset
310 return 0;
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
311 }
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
312
778
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
313 static __inline__ int CPU_haveAltiVec()
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
314 {
796
dec19b813b04 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 795
diff changeset
315 volatile int altivec = 0;
778
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
316 #ifdef MACOSX
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
317 int selectors[2] = { CTL_HW, HW_VECTORUNIT };
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
318 int hasVectorUnit = 0;
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
319 size_t length = sizeof(hasVectorUnit);
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
320 int error = sysctl(selectors, 2, &hasVectorUnit, &length, NULL, 0);
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
321 if( 0 == error )
793
c20f08c4f437 Altivec detection on non-MacOS X systems
Sam Lantinga <slouken@libsdl.org>
parents: 787
diff changeset
322 altivec = (hasVectorUnit != 0);
795
275708f2e838 Check for altivec assembly support before trying to use it. :)
Sam Lantinga <slouken@libsdl.org>
parents: 793
diff changeset
323 #elif defined(USE_SETJMP) && defined(GCC_ALTIVEC)
793
c20f08c4f437 Altivec detection on non-MacOS X systems
Sam Lantinga <slouken@libsdl.org>
parents: 787
diff changeset
324 void (*handler)(int sig);
c20f08c4f437 Altivec detection on non-MacOS X systems
Sam Lantinga <slouken@libsdl.org>
parents: 787
diff changeset
325 handler = signal(SIGILL, illegal_instruction);
c20f08c4f437 Altivec detection on non-MacOS X systems
Sam Lantinga <slouken@libsdl.org>
parents: 787
diff changeset
326 if ( setjmp(jmpbuf) == 0 ) {
c20f08c4f437 Altivec detection on non-MacOS X systems
Sam Lantinga <slouken@libsdl.org>
parents: 787
diff changeset
327 asm volatile ("mtspr 256, %0\n\t"
c20f08c4f437 Altivec detection on non-MacOS X systems
Sam Lantinga <slouken@libsdl.org>
parents: 787
diff changeset
328 "vand %%v0, %%v0, %%v0"
c20f08c4f437 Altivec detection on non-MacOS X systems
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parents: 787
diff changeset
329 :
c20f08c4f437 Altivec detection on non-MacOS X systems
Sam Lantinga <slouken@libsdl.org>
parents: 787
diff changeset
330 : "r" (-1));
c20f08c4f437 Altivec detection on non-MacOS X systems
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parents: 787
diff changeset
331 altivec = 1;
c20f08c4f437 Altivec detection on non-MacOS X systems
Sam Lantinga <slouken@libsdl.org>
parents: 787
diff changeset
332 }
c20f08c4f437 Altivec detection on non-MacOS X systems
Sam Lantinga <slouken@libsdl.org>
parents: 787
diff changeset
333 signal(SIGILL, handler);
778
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
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parents: 769
diff changeset
334 #endif
793
c20f08c4f437 Altivec detection on non-MacOS X systems
Sam Lantinga <slouken@libsdl.org>
parents: 787
diff changeset
335 return altivec;
778
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
336 }
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
337
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
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parents:
diff changeset
338 static Uint32 SDL_CPUFeatures = 0xFFFFFFFF;
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
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parents:
diff changeset
339
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
340 static Uint32 SDL_GetCPUFeatures()
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
341 {
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
342 if ( SDL_CPUFeatures == 0xFFFFFFFF ) {
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
343 SDL_CPUFeatures = 0;
745
71ee03909f42 Greatly simplified the SDL CPU info code
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diff changeset
344 if ( CPU_haveRDTSC() ) {
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
345 SDL_CPUFeatures |= CPU_HAS_RDTSC;
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
346 }
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
347 if ( CPU_haveMMX() ) {
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
348 SDL_CPUFeatures |= CPU_HAS_MMX;
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
349 }
786
e1e0a0a94570 *** empty log message ***
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diff changeset
350 if ( CPU_haveMMXExt() ) {
e1e0a0a94570 *** empty log message ***
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parents: 785
diff changeset
351 SDL_CPUFeatures |= CPU_HAS_MMXEXT;
e1e0a0a94570 *** empty log message ***
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parents: 785
diff changeset
352 }
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
353 if ( CPU_have3DNow() ) {
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
354 SDL_CPUFeatures |= CPU_HAS_3DNOW;
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
355 }
786
e1e0a0a94570 *** empty log message ***
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parents: 785
diff changeset
356 if ( CPU_have3DNowExt() ) {
e1e0a0a94570 *** empty log message ***
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parents: 785
diff changeset
357 SDL_CPUFeatures |= CPU_HAS_3DNOWEXT;
e1e0a0a94570 *** empty log message ***
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parents: 785
diff changeset
358 }
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
359 if ( CPU_haveSSE() ) {
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
360 SDL_CPUFeatures |= CPU_HAS_SSE;
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
361 }
786
e1e0a0a94570 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 785
diff changeset
362 if ( CPU_haveSSE2() ) {
e1e0a0a94570 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 785
diff changeset
363 SDL_CPUFeatures |= CPU_HAS_SSE2;
e1e0a0a94570 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 785
diff changeset
364 }
778
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
365 if ( CPU_haveAltiVec() ) {
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
366 SDL_CPUFeatures |= CPU_HAS_ALTIVEC;
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
367 }
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
368 }
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
369 return SDL_CPUFeatures;
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
370 }
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
371
745
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
372 SDL_bool SDL_HasRDTSC()
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
373 {
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
374 if ( SDL_GetCPUFeatures() & CPU_HAS_RDTSC ) {
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
375 return SDL_TRUE;
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
376 }
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
377 return SDL_FALSE;
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
378 }
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
379
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
380 SDL_bool SDL_HasMMX()
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
381 {
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
382 if ( SDL_GetCPUFeatures() & CPU_HAS_MMX ) {
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
383 return SDL_TRUE;
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
384 }
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
385 return SDL_FALSE;
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
386 }
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
387
804
b2fda076b02e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
388 SDL_bool SDL_HasMMXExt()
b2fda076b02e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
389 {
b2fda076b02e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
390 if ( SDL_GetCPUFeatures() & CPU_HAS_MMXEXT ) {
b2fda076b02e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
391 return SDL_TRUE;
b2fda076b02e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
392 }
b2fda076b02e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
393 return SDL_FALSE;
b2fda076b02e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
394 }
b2fda076b02e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
395
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
396 SDL_bool SDL_Has3DNow()
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
397 {
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
398 if ( SDL_GetCPUFeatures() & CPU_HAS_3DNOW ) {
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
399 return SDL_TRUE;
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
400 }
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
401 return SDL_FALSE;
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
402 }
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
403
804
b2fda076b02e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
404 SDL_bool SDL_Has3DNowExt()
b2fda076b02e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
405 {
b2fda076b02e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
406 if ( SDL_GetCPUFeatures() & CPU_HAS_3DNOWEXT ) {
b2fda076b02e *** empty log message ***
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parents: 796
diff changeset
407 return SDL_TRUE;
b2fda076b02e *** empty log message ***
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parents: 796
diff changeset
408 }
b2fda076b02e *** empty log message ***
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parents: 796
diff changeset
409 return SDL_FALSE;
b2fda076b02e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
410 }
b2fda076b02e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
411
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
412 SDL_bool SDL_HasSSE()
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
413 {
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
414 if ( SDL_GetCPUFeatures() & CPU_HAS_SSE ) {
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
415 return SDL_TRUE;
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
416 }
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
417 return SDL_FALSE;
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
418 }
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
419
804
b2fda076b02e *** empty log message ***
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parents: 796
diff changeset
420 SDL_bool SDL_HasSSE2()
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Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
421 {
b2fda076b02e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
422 if ( SDL_GetCPUFeatures() & CPU_HAS_SSE2 ) {
b2fda076b02e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
423 return SDL_TRUE;
b2fda076b02e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
424 }
b2fda076b02e *** empty log message ***
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parents: 796
diff changeset
425 return SDL_FALSE;
b2fda076b02e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
426 }
b2fda076b02e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 796
diff changeset
427
778
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
428 SDL_bool SDL_HasAltiVec()
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
429 {
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
430 if ( SDL_GetCPUFeatures() & CPU_HAS_ALTIVEC ) {
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
431 return SDL_TRUE;
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
432 }
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
433 return SDL_FALSE;
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
434 }
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
435
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
436 #ifdef TEST_MAIN
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
437
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
438 #include <stdio.h>
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
439
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
440 int main()
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
441 {
778
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
442 printf("RDTSC: %d\n", SDL_HasRDTSC());
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
443 printf("MMX: %d\n", SDL_HasMMX());
785
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
444 printf("MMXExt: %d\n", SDL_HasMMXExt());
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
445 printf("3DNow: %d\n", SDL_Has3DNow());
785
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
446 printf("3DNowExt: %d\n", SDL_Has3DNowExt());
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
447 printf("SSE: %d\n", SDL_HasSSE());
785
ca06a994f03c Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents: 784
diff changeset
448 printf("SSE2: %d\n", SDL_HasSSE2());
778
8ac3f46f9d09 Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
449 printf("AltiVec: %d\n", SDL_HasAltiVec());
745
71ee03909f42 Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents: 739
diff changeset
450 return 0;
739
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
451 }
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
452
22dbf364c017 Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
453 #endif /* TEST_MAIN */