author | Sam Lantinga <slouken@libsdl.org> |
Thu, 17 Dec 2009 04:01:29 +0000 | |
changeset 3587 | 2080e8d75ac6 |
parent 3586 | b6758aee0dd4 |
child 3606 | 1a4456a01995 |
permissions | -rw-r--r-- |
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1 |
/* |
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2 |
SDL - Simple DirectMedia Layer |
2859 | 3 |
Copyright (C) 1997-2009 Sam Lantinga |
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4 |
|
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5 |
This library is free software; you can redistribute it and/or |
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6 |
modify it under the terms of the GNU Lesser General Public |
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7 |
License as published by the Free Software Foundation; either |
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8 |
version 2.1 of the License, or (at your option) any later version. |
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9 |
|
22dbf364c017
Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
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10 |
This library is distributed in the hope that it will be useful, |
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11 |
but WITHOUT ANY WARRANTY; without even the implied warranty of |
22dbf364c017
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12 |
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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13 |
Lesser General Public License for more details. |
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14 |
|
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15 |
You should have received a copy of the GNU Lesser General Public |
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16 |
License along with this library; if not, write to the Free Software |
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17 |
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
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|
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Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
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19 |
Sam Lantinga |
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20 |
slouken@libsdl.org |
22dbf364c017
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21 |
*/ |
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#include "SDL_config.h" |
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23 |
|
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24 |
/* CPU feature detection for SDL */ |
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|
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#include "SDL_cpuinfo.h" |
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|
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#ifdef HAVE_SYSCONF |
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#include <unistd.h> |
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#endif |
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#ifdef HAVE_SYSCTLBYNAME |
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#include <sys/types.h> |
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#include <sys/sysctl.h> |
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34 |
#endif |
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#if defined(__MACOSX__) && (defined(__ppc__) || defined(__ppc64__)) |
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#include <sys/sysctl.h> /* For AltiVec check */ |
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37 |
#elif SDL_ALTIVEC_BLITTERS && HAVE_SETJMP |
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#include <signal.h> |
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#include <setjmp.h> |
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#endif |
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#ifdef __WIN32__ |
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#define WIN32_LEAN_AND_MEAN |
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#include <windows.h> |
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#endif |
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|
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#define CPU_HAS_RDTSC 0x00000001 |
3427271a2d75
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#define CPU_HAS_MMX 0x00000002 |
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#define CPU_HAS_MMXEXT 0x00000004 |
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#define CPU_HAS_3DNOW 0x00000010 |
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#define CPU_HAS_3DNOWEXT 0x00000020 |
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#define CPU_HAS_SSE 0x00000040 |
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#define CPU_HAS_SSE2 0x00000080 |
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#define CPU_HAS_ALTIVEC 0x00000100 |
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|
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#if SDL_ALTIVEC_BLITTERS && HAVE_SETJMP && !__MACOSX__ |
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/* This is the brute force way of detecting instruction sets... |
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the idea is borrowed from the libmpeg2 library - thanks! |
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*/ |
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static jmp_buf jmpbuf; |
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static void |
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illegal_instruction(int sig) |
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{ |
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longjmp(jmpbuf, 1); |
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} |
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#endif /* HAVE_SETJMP */ |
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|
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static __inline__ int |
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CPU_haveCPUID(void) |
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{ |
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int has_CPUID = 0; |
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/* *INDENT-OFF* */ |
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#if defined(__GNUC__) && defined(i386) |
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__asm__ ( |
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" pushfl # Get original EFLAGS \n" |
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" popl %%eax \n" |
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" movl %%eax,%%ecx \n" |
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" xorl $0x200000,%%eax # Flip ID bit in EFLAGS \n" |
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" pushl %%eax # Save new EFLAGS value on stack \n" |
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" popfl # Replace current EFLAGS value \n" |
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" pushfl # Get new EFLAGS \n" |
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" popl %%eax # Store new EFLAGS in EAX \n" |
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" xorl %%ecx,%%eax # Can not toggle ID bit, \n" |
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" jz 1f # Processor=80486 \n" |
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" movl $1,%0 # We have CPUID support \n" |
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"1: \n" |
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: "=m" (has_CPUID) |
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87 |
: |
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: "%eax", "%ecx" |
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89 |
); |
881
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#elif defined(__GNUC__) && defined(__x86_64__) |
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/* Technically, if this is being compiled under __x86_64__ then it has |
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CPUid by definition. But it's nice to be able to prove it. :) */ |
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__asm__ ( |
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" pushfq # Get original EFLAGS \n" |
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" popq %%rax \n" |
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" movq %%rax,%%rcx \n" |
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" xorl $0x200000,%%eax # Flip ID bit in EFLAGS \n" |
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" pushq %%rax # Save new EFLAGS value on stack \n" |
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" popfq # Replace current EFLAGS value \n" |
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" pushfq # Get new EFLAGS \n" |
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" popq %%rax # Store new EFLAGS in EAX \n" |
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" xorl %%ecx,%%eax # Can not toggle ID bit, \n" |
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" jz 1f # Processor=80486 \n" |
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" movl $1,%0 # We have CPUID support \n" |
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Date: Tue, 30 Mar 2004 18:18:13 -0600
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105 |
"1: \n" |
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106 |
: "=m" (has_CPUID) |
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107 |
: |
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|
108 |
: "%rax", "%rcx" |
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|
109 |
); |
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Updated OS/2 build, yay!
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|
110 |
#elif (defined(_MSC_VER) && defined(_M_IX86)) || defined(__WATCOMC__) |
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111 |
__asm { |
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112 |
pushfd ; Get original EFLAGS |
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|
113 |
pop eax |
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|
114 |
mov ecx, eax |
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|
115 |
xor eax, 200000h ; Flip ID bit in EFLAGS |
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116 |
push eax ; Save new EFLAGS value on stack |
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|
117 |
popfd ; Replace current EFLAGS value |
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118 |
pushfd ; Get new EFLAGS |
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|
119 |
pop eax ; Store new EFLAGS in EAX |
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120 |
xor eax, ecx ; Can not toggle ID bit, |
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121 |
jz done ; Processor=80486 |
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122 |
mov has_CPUID,1 ; We have CPUID support |
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|
123 |
done: |
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124 |
} |
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125 |
#elif defined(__sun) && defined(__i386) |
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126 |
__asm ( |
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127 |
" pushfl \n" |
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128 |
" popl %eax \n" |
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129 |
" movl %eax,%ecx \n" |
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130 |
" xorl $0x200000,%eax \n" |
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131 |
" pushl %eax \n" |
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132 |
" popfl \n" |
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|
133 |
" pushfl \n" |
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134 |
" popl %eax \n" |
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135 |
" xorl %ecx,%eax \n" |
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|
136 |
" jz 1f \n" |
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|
137 |
" movl $1,-8(%ebp) \n" |
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138 |
"1: \n" |
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139 |
); |
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|
140 |
#elif defined(__sun) && defined(__amd64) |
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|
141 |
__asm ( |
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|
142 |
" pushfq \n" |
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|
143 |
" popq %rax \n" |
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|
144 |
" movq %rax,%rcx \n" |
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|
145 |
" xorl $0x200000,%eax \n" |
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|
146 |
" pushq %rax \n" |
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|
147 |
" popfq \n" |
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|
148 |
" pushfq \n" |
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|
149 |
" popq %rax \n" |
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|
150 |
" xorl %ecx,%eax \n" |
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|
151 |
" jz 1f \n" |
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Patch from Michael Bonfils to add CPUID support for x86 Solaris.
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|
152 |
" movl $1,-8(%rbp) \n" |
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|
153 |
"1: \n" |
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154 |
); |
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155 |
#endif |
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156 |
/* *INDENT-ON* */ |
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157 |
return has_CPUID; |
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158 |
} |
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|
159 |
|
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160 |
#if defined(__GNUC__) && defined(i386) |
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161 |
#define cpuid(func, a, b, c, d) \ |
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162 |
__asm__ __volatile__ ( \ |
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|
163 |
" pushl %%ebx \n" \ |
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164 |
" cpuid \n" \ |
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|
165 |
" movl %%ebx, %%esi \n" \ |
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|
166 |
" popl %%ebx \n" : \ |
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|
167 |
"=a" (a), "=S" (b), "=c" (c), "=d" (d) : "a" (func)) |
3587
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|
168 |
#elif defined(__GNUC__) && defined(__x86_64__) |
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|
169 |
#define cpuid(func, a, b, c, d) \ |
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|
170 |
__asm__ __volatile__ ( \ |
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|
171 |
" pushq %%rbx \n" \ |
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Implemented 64-bit version of cpuid code
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|
172 |
" cpuid \n" \ |
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Implemented 64-bit version of cpuid code
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|
173 |
" movq %%rbx, %%rsi \n" \ |
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Implemented 64-bit version of cpuid code
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|
174 |
" popq %%rbx \n" : \ |
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Implemented 64-bit version of cpuid code
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|
175 |
"=a" (a), "=S" (b), "=c" (c), "=d" (d) : "a" (func)) |
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176 |
#elif (defined(_MSC_VER) && defined(_M_IX86)) || defined(__WATCOMC__) |
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177 |
#define cpuid(func, a, b, c, d) \ |
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|
178 |
__asm { \ |
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|
179 |
__asm mov eax, func \ |
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Implemented Windows version of SDL_GetCPUCount()
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|
180 |
__asm cpuid \ |
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Implemented Windows version of SDL_GetCPUCount()
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|
181 |
__asm mov a, eax \ |
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Implemented Windows version of SDL_GetCPUCount()
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|
182 |
__asm mov b, ebx \ |
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Implemented Windows version of SDL_GetCPUCount()
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|
183 |
__asm mov c, ecx \ |
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Implemented Windows version of SDL_GetCPUCount()
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|
184 |
__asm mov d, edx \ |
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185 |
} |
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|
186 |
#else |
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187 |
#define cpuid(func, a, b, c, d) \ |
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|
188 |
a = b = c = d = 0 |
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|
189 |
#endif |
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190 |
|
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191 |
static __inline__ int |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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|
192 |
CPU_getCPUIDFeatures(void) |
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193 |
{ |
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|
194 |
int features = 0; |
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195 |
int a, b, c, d; |
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196 |
|
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197 |
cpuid(0, a, b, c, d); |
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Implemented Windows version of SDL_GetCPUCount()
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|
198 |
if (a >= 1) { |
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|
199 |
cpuid(1, a, b, c, d); |
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|
200 |
features = d; |
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201 |
} |
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|
202 |
return features; |
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203 |
} |
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204 |
|
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|
205 |
static __inline__ int |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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|
206 |
CPU_getCPUIDFeaturesExt(void) |
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Fixed bugs in CPU feature detection and added extended feature detection
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207 |
{ |
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208 |
int features = 0; |
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|
209 |
int a, b, c, d; |
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210 |
|
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211 |
cpuid(0x80000000, a, b, c, d); |
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Implemented Windows version of SDL_GetCPUCount()
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|
212 |
if (a >= 0x80000001) { |
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213 |
cpuid(0x80000001, a, b, c, d); |
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|
214 |
features = d; |
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Added SDL_GetCPUCount() to see how many cores are available.
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|
215 |
} |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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|
216 |
return features; |
785
ca06a994f03c
Fixed bugs in CPU feature detection and added extended feature detection
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|
217 |
} |
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Fixed bugs in CPU feature detection and added extended feature detection
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|
218 |
|
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|
219 |
static __inline__ int |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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parents:
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|
220 |
CPU_haveRDTSC(void) |
745
71ee03909f42
Greatly simplified the SDL CPU info code
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parents:
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|
221 |
{ |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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|
222 |
if (CPU_haveCPUID()) { |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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|
223 |
return (CPU_getCPUIDFeatures() & 0x00000010); |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff
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|
224 |
} |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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parents:
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|
225 |
return 0; |
745
71ee03909f42
Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents:
739
diff
changeset
|
226 |
} |
739
22dbf364c017
Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
227 |
|
1895
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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|
228 |
static __inline__ int |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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parents:
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|
229 |
CPU_haveMMX(void) |
745
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|
230 |
{ |
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c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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1864
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changeset
|
231 |
if (CPU_haveCPUID()) { |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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parents:
1864
diff
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|
232 |
return (CPU_getCPUIDFeatures() & 0x00800000); |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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parents:
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|
233 |
} |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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parents:
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diff
changeset
|
234 |
return 0; |
745
71ee03909f42
Greatly simplified the SDL CPU info code
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diff
changeset
|
235 |
} |
71ee03909f42
Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents:
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changeset
|
236 |
|
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c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
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diff
changeset
|
237 |
static __inline__ int |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
238 |
CPU_haveMMXExt(void) |
785
ca06a994f03c
Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents:
784
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|
239 |
{ |
1895
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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changeset
|
240 |
if (CPU_haveCPUID()) { |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
241 |
return (CPU_getCPUIDFeaturesExt() & 0x00400000); |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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parents:
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diff
changeset
|
242 |
} |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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parents:
1864
diff
changeset
|
243 |
return 0; |
785
ca06a994f03c
Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents:
784
diff
changeset
|
244 |
} |
ca06a994f03c
Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents:
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changeset
|
245 |
|
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c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
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changeset
|
246 |
static __inline__ int |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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parents:
1864
diff
changeset
|
247 |
CPU_have3DNow(void) |
745
71ee03909f42
Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents:
739
diff
changeset
|
248 |
{ |
1895
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
249 |
if (CPU_haveCPUID()) { |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
250 |
return (CPU_getCPUIDFeaturesExt() & 0x80000000); |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
251 |
} |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
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|
252 |
return 0; |
785
ca06a994f03c
Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents:
784
diff
changeset
|
253 |
} |
ca06a994f03c
Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents:
784
diff
changeset
|
254 |
|
1895
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
255 |
static __inline__ int |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
256 |
CPU_have3DNowExt(void) |
785
ca06a994f03c
Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents:
784
diff
changeset
|
257 |
{ |
1895
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
258 |
if (CPU_haveCPUID()) { |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
259 |
return (CPU_getCPUIDFeaturesExt() & 0x40000000); |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
260 |
} |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
261 |
return 0; |
745
71ee03909f42
Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents:
739
diff
changeset
|
262 |
} |
71ee03909f42
Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents:
739
diff
changeset
|
263 |
|
1895
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
264 |
static __inline__ int |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
265 |
CPU_haveSSE(void) |
745
71ee03909f42
Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents:
739
diff
changeset
|
266 |
{ |
1895
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
267 |
if (CPU_haveCPUID()) { |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
268 |
return (CPU_getCPUIDFeatures() & 0x02000000); |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
269 |
} |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
270 |
return 0; |
785
ca06a994f03c
Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents:
784
diff
changeset
|
271 |
} |
ca06a994f03c
Fixed bugs in CPU feature detection and added extended feature detection
Sam Lantinga <slouken@libsdl.org>
parents:
784
diff
changeset
|
272 |
|
1895
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
273 |
static __inline__ int |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
274 |
CPU_haveSSE2(void) |
778
8ac3f46f9d09
Date: Tue, 6 Jan 2004 12:42:19 +0100
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parents:
769
diff
changeset
|
275 |
{ |
1895
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
276 |
if (CPU_haveCPUID()) { |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
277 |
return (CPU_getCPUIDFeatures() & 0x04000000); |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
278 |
} |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
279 |
return 0; |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
280 |
} |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
281 |
|
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
282 |
static __inline__ int |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
283 |
CPU_haveAltiVec(void) |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
284 |
{ |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
285 |
volatile int altivec = 0; |
3248
cde30895105d
Added 64-bit architectures to the fat build script
Sam Lantinga <slouken@libsdl.org>
parents:
2984
diff
changeset
|
286 |
#if defined(__MACOSX__) && (defined(__ppc__) || defined(__ppc64__)) |
1895
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
287 |
int selectors[2] = { CTL_HW, HW_VECTORUNIT }; |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
288 |
int hasVectorUnit = 0; |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
289 |
size_t length = sizeof(hasVectorUnit); |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
290 |
int error = sysctl(selectors, 2, &hasVectorUnit, &length, NULL, 0); |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
291 |
if (0 == error) |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
292 |
altivec = (hasVectorUnit != 0); |
1361
19418e4422cb
New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents:
1312
diff
changeset
|
293 |
#elif SDL_ALTIVEC_BLITTERS && HAVE_SETJMP |
1895
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
294 |
void (*handler) (int sig); |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
295 |
handler = signal(SIGILL, illegal_instruction); |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
296 |
if (setjmp(jmpbuf) == 0) { |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
297 |
asm volatile ("mtspr 256, %0\n\t" "vand %%v0, %%v0, %%v0"::"r" (-1)); |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
298 |
altivec = 1; |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
299 |
} |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
300 |
signal(SIGILL, handler); |
778
8ac3f46f9d09
Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
769
diff
changeset
|
301 |
#endif |
1895
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
302 |
return altivec; |
778
8ac3f46f9d09
Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
769
diff
changeset
|
303 |
} |
8ac3f46f9d09
Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
769
diff
changeset
|
304 |
|
3579
3427271a2d75
Added SDL_GetCPUCount() to see how many cores are available.
Sam Lantinga <slouken@libsdl.org>
parents:
3515
diff
changeset
|
305 |
static int SDL_CPUCount = 0; |
3427271a2d75
Added SDL_GetCPUCount() to see how many cores are available.
Sam Lantinga <slouken@libsdl.org>
parents:
3515
diff
changeset
|
306 |
|
3427271a2d75
Added SDL_GetCPUCount() to see how many cores are available.
Sam Lantinga <slouken@libsdl.org>
parents:
3515
diff
changeset
|
307 |
int |
3427271a2d75
Added SDL_GetCPUCount() to see how many cores are available.
Sam Lantinga <slouken@libsdl.org>
parents:
3515
diff
changeset
|
308 |
SDL_GetCPUCount() |
3427271a2d75
Added SDL_GetCPUCount() to see how many cores are available.
Sam Lantinga <slouken@libsdl.org>
parents:
3515
diff
changeset
|
309 |
{ |
3427271a2d75
Added SDL_GetCPUCount() to see how many cores are available.
Sam Lantinga <slouken@libsdl.org>
parents:
3515
diff
changeset
|
310 |
if (!SDL_CPUCount) { |
3586
b6758aee0dd4
Added support for querying the number of CPUs available on Linux. This also happens to work on Mac OS X.
Sam Lantinga <slouken@libsdl.org>
parents:
3584
diff
changeset
|
311 |
#ifdef HAVE_SYSCONF |
b6758aee0dd4
Added support for querying the number of CPUs available on Linux. This also happens to work on Mac OS X.
Sam Lantinga <slouken@libsdl.org>
parents:
3584
diff
changeset
|
312 |
if (SDL_CPUCount <= 0) { |
b6758aee0dd4
Added support for querying the number of CPUs available on Linux. This also happens to work on Mac OS X.
Sam Lantinga <slouken@libsdl.org>
parents:
3584
diff
changeset
|
313 |
SDL_CPUCount = (int)sysconf(_SC_NPROCESSORS_ONLN); |
b6758aee0dd4
Added support for querying the number of CPUs available on Linux. This also happens to work on Mac OS X.
Sam Lantinga <slouken@libsdl.org>
parents:
3584
diff
changeset
|
314 |
} |
b6758aee0dd4
Added support for querying the number of CPUs available on Linux. This also happens to work on Mac OS X.
Sam Lantinga <slouken@libsdl.org>
parents:
3584
diff
changeset
|
315 |
#endif |
3579
3427271a2d75
Added SDL_GetCPUCount() to see how many cores are available.
Sam Lantinga <slouken@libsdl.org>
parents:
3515
diff
changeset
|
316 |
#ifdef HAVE_SYSCTLBYNAME |
3586
b6758aee0dd4
Added support for querying the number of CPUs available on Linux. This also happens to work on Mac OS X.
Sam Lantinga <slouken@libsdl.org>
parents:
3584
diff
changeset
|
317 |
if (SDL_CPUCount <= 0) { |
3580
951dd6a5d1a2
Implemented Windows version of SDL_GetCPUCount()
Sam Lantinga <slouken@libsdl.org>
parents:
3579
diff
changeset
|
318 |
size_t size = sizeof(SDL_CPUCount); |
951dd6a5d1a2
Implemented Windows version of SDL_GetCPUCount()
Sam Lantinga <slouken@libsdl.org>
parents:
3579
diff
changeset
|
319 |
sysctlbyname("hw.ncpu", &SDL_CPUCount, &size, NULL, 0); |
951dd6a5d1a2
Implemented Windows version of SDL_GetCPUCount()
Sam Lantinga <slouken@libsdl.org>
parents:
3579
diff
changeset
|
320 |
} |
951dd6a5d1a2
Implemented Windows version of SDL_GetCPUCount()
Sam Lantinga <slouken@libsdl.org>
parents:
3579
diff
changeset
|
321 |
#endif |
951dd6a5d1a2
Implemented Windows version of SDL_GetCPUCount()
Sam Lantinga <slouken@libsdl.org>
parents:
3579
diff
changeset
|
322 |
#ifdef __WIN32__ |
3586
b6758aee0dd4
Added support for querying the number of CPUs available on Linux. This also happens to work on Mac OS X.
Sam Lantinga <slouken@libsdl.org>
parents:
3584
diff
changeset
|
323 |
if (SDL_CPUCount <= 0) { |
3580
951dd6a5d1a2
Implemented Windows version of SDL_GetCPUCount()
Sam Lantinga <slouken@libsdl.org>
parents:
3579
diff
changeset
|
324 |
SYSTEM_INFO info; |
951dd6a5d1a2
Implemented Windows version of SDL_GetCPUCount()
Sam Lantinga <slouken@libsdl.org>
parents:
3579
diff
changeset
|
325 |
GetSystemInfo(&info); |
951dd6a5d1a2
Implemented Windows version of SDL_GetCPUCount()
Sam Lantinga <slouken@libsdl.org>
parents:
3579
diff
changeset
|
326 |
SDL_CPUCount = info.dwNumberOfProcessors; |
951dd6a5d1a2
Implemented Windows version of SDL_GetCPUCount()
Sam Lantinga <slouken@libsdl.org>
parents:
3579
diff
changeset
|
327 |
} |
3579
3427271a2d75
Added SDL_GetCPUCount() to see how many cores are available.
Sam Lantinga <slouken@libsdl.org>
parents:
3515
diff
changeset
|
328 |
#endif |
3427271a2d75
Added SDL_GetCPUCount() to see how many cores are available.
Sam Lantinga <slouken@libsdl.org>
parents:
3515
diff
changeset
|
329 |
/* There has to be at least 1, right? :) */ |
3586
b6758aee0dd4
Added support for querying the number of CPUs available on Linux. This also happens to work on Mac OS X.
Sam Lantinga <slouken@libsdl.org>
parents:
3584
diff
changeset
|
330 |
if (SDL_CPUCount <= 0) { |
3579
3427271a2d75
Added SDL_GetCPUCount() to see how many cores are available.
Sam Lantinga <slouken@libsdl.org>
parents:
3515
diff
changeset
|
331 |
SDL_CPUCount = 1; |
3427271a2d75
Added SDL_GetCPUCount() to see how many cores are available.
Sam Lantinga <slouken@libsdl.org>
parents:
3515
diff
changeset
|
332 |
} |
3427271a2d75
Added SDL_GetCPUCount() to see how many cores are available.
Sam Lantinga <slouken@libsdl.org>
parents:
3515
diff
changeset
|
333 |
} |
3427271a2d75
Added SDL_GetCPUCount() to see how many cores are available.
Sam Lantinga <slouken@libsdl.org>
parents:
3515
diff
changeset
|
334 |
return SDL_CPUCount; |
3427271a2d75
Added SDL_GetCPUCount() to see how many cores are available.
Sam Lantinga <slouken@libsdl.org>
parents:
3515
diff
changeset
|
335 |
} |
3427271a2d75
Added SDL_GetCPUCount() to see how many cores are available.
Sam Lantinga <slouken@libsdl.org>
parents:
3515
diff
changeset
|
336 |
|
3427271a2d75
Added SDL_GetCPUCount() to see how many cores are available.
Sam Lantinga <slouken@libsdl.org>
parents:
3515
diff
changeset
|
337 |
/* Oh, such a sweet sweet trick, just not very useful. :) */ |
3427271a2d75
Added SDL_GetCPUCount() to see how many cores are available.
Sam Lantinga <slouken@libsdl.org>
parents:
3515
diff
changeset
|
338 |
const char * |
3427271a2d75
Added SDL_GetCPUCount() to see how many cores are available.
Sam Lantinga <slouken@libsdl.org>
parents:
3515
diff
changeset
|
339 |
SDL_GetCPUType() |
3427271a2d75
Added SDL_GetCPUCount() to see how many cores are available.
Sam Lantinga <slouken@libsdl.org>
parents:
3515
diff
changeset
|
340 |
{ |
3427271a2d75
Added SDL_GetCPUCount() to see how many cores are available.
Sam Lantinga <slouken@libsdl.org>
parents:
3515
diff
changeset
|
341 |
static char SDL_CPUType[48]; |
3427271a2d75
Added SDL_GetCPUCount() to see how many cores are available.
Sam Lantinga <slouken@libsdl.org>
parents:
3515
diff
changeset
|
342 |
|
3427271a2d75
Added SDL_GetCPUCount() to see how many cores are available.
Sam Lantinga <slouken@libsdl.org>
parents:
3515
diff
changeset
|
343 |
if (!SDL_CPUType[0]) { |
3427271a2d75
Added SDL_GetCPUCount() to see how many cores are available.
Sam Lantinga <slouken@libsdl.org>
parents:
3515
diff
changeset
|
344 |
int i = 0; |
3580
951dd6a5d1a2
Implemented Windows version of SDL_GetCPUCount()
Sam Lantinga <slouken@libsdl.org>
parents:
3579
diff
changeset
|
345 |
int a, b, c, d; |
3579
3427271a2d75
Added SDL_GetCPUCount() to see how many cores are available.
Sam Lantinga <slouken@libsdl.org>
parents:
3515
diff
changeset
|
346 |
|
3427271a2d75
Added SDL_GetCPUCount() to see how many cores are available.
Sam Lantinga <slouken@libsdl.org>
parents:
3515
diff
changeset
|
347 |
if (CPU_haveCPUID()) { |
3580
951dd6a5d1a2
Implemented Windows version of SDL_GetCPUCount()
Sam Lantinga <slouken@libsdl.org>
parents:
3579
diff
changeset
|
348 |
cpuid(0x80000000, a, b, c, d); |
951dd6a5d1a2
Implemented Windows version of SDL_GetCPUCount()
Sam Lantinga <slouken@libsdl.org>
parents:
3579
diff
changeset
|
349 |
if (a >= 0x80000004) { |
951dd6a5d1a2
Implemented Windows version of SDL_GetCPUCount()
Sam Lantinga <slouken@libsdl.org>
parents:
3579
diff
changeset
|
350 |
cpuid(0x80000002, a, b, c, d); |
951dd6a5d1a2
Implemented Windows version of SDL_GetCPUCount()
Sam Lantinga <slouken@libsdl.org>
parents:
3579
diff
changeset
|
351 |
SDL_CPUType[i++] = (char)(a & 0xff); a >>= 8; |
951dd6a5d1a2
Implemented Windows version of SDL_GetCPUCount()
Sam Lantinga <slouken@libsdl.org>
parents:
3579
diff
changeset
|
352 |
SDL_CPUType[i++] = (char)(a & 0xff); a >>= 8; |
951dd6a5d1a2
Implemented Windows version of SDL_GetCPUCount()
Sam Lantinga <slouken@libsdl.org>
parents:
3579
diff
changeset
|
353 |
SDL_CPUType[i++] = (char)(a & 0xff); a >>= 8; |
951dd6a5d1a2
Implemented Windows version of SDL_GetCPUCount()
Sam Lantinga <slouken@libsdl.org>
parents:
3579
diff
changeset
|
354 |
SDL_CPUType[i++] = (char)(a & 0xff); a >>= 8; |
951dd6a5d1a2
Implemented Windows version of SDL_GetCPUCount()
Sam Lantinga <slouken@libsdl.org>
parents:
3579
diff
changeset
|
355 |
SDL_CPUType[i++] = (char)(b & 0xff); b >>= 8; |
951dd6a5d1a2
Implemented Windows version of SDL_GetCPUCount()
Sam Lantinga <slouken@libsdl.org>
parents:
3579
diff
changeset
|
356 |
SDL_CPUType[i++] = (char)(b & 0xff); b >>= 8; |
951dd6a5d1a2
Implemented Windows version of SDL_GetCPUCount()
Sam Lantinga <slouken@libsdl.org>
parents:
3579
diff
changeset
|
357 |
SDL_CPUType[i++] = (char)(b & 0xff); b >>= 8; |
951dd6a5d1a2
Implemented Windows version of SDL_GetCPUCount()
Sam Lantinga <slouken@libsdl.org>
parents:
3579
diff
changeset
|
358 |
SDL_CPUType[i++] = (char)(b & 0xff); b >>= 8; |
951dd6a5d1a2
Implemented Windows version of SDL_GetCPUCount()
Sam Lantinga <slouken@libsdl.org>
parents:
3579
diff
changeset
|
359 |
SDL_CPUType[i++] = (char)(c & 0xff); c >>= 8; |
951dd6a5d1a2
Implemented Windows version of SDL_GetCPUCount()
Sam Lantinga <slouken@libsdl.org>
parents:
3579
diff
changeset
|
360 |
SDL_CPUType[i++] = (char)(c & 0xff); c >>= 8; |
951dd6a5d1a2
Implemented Windows version of SDL_GetCPUCount()
Sam Lantinga <slouken@libsdl.org>
parents:
3579
diff
changeset
|
361 |
SDL_CPUType[i++] = (char)(c & 0xff); c >>= 8; |
951dd6a5d1a2
Implemented Windows version of SDL_GetCPUCount()
Sam Lantinga <slouken@libsdl.org>
parents:
3579
diff
changeset
|
362 |
SDL_CPUType[i++] = (char)(c & 0xff); c >>= 8; |
951dd6a5d1a2
Implemented Windows version of SDL_GetCPUCount()
Sam Lantinga <slouken@libsdl.org>
parents:
3579
diff
changeset
|
363 |
SDL_CPUType[i++] = (char)(d & 0xff); d >>= 8; |
951dd6a5d1a2
Implemented Windows version of SDL_GetCPUCount()
Sam Lantinga <slouken@libsdl.org>
parents:
3579
diff
changeset
|
364 |
SDL_CPUType[i++] = (char)(d & 0xff); d >>= 8; |
951dd6a5d1a2
Implemented Windows version of SDL_GetCPUCount()
Sam Lantinga <slouken@libsdl.org>
parents:
3579
diff
changeset
|
365 |
SDL_CPUType[i++] = (char)(d & 0xff); d >>= 8; |
951dd6a5d1a2
Implemented Windows version of SDL_GetCPUCount()
Sam Lantinga <slouken@libsdl.org>
parents:
3579
diff
changeset
|
366 |
SDL_CPUType[i++] = (char)(d & 0xff); d >>= 8; |
951dd6a5d1a2
Implemented Windows version of SDL_GetCPUCount()
Sam Lantinga <slouken@libsdl.org>
parents:
3579
diff
changeset
|
367 |
cpuid(0x80000003, a, b, c, d); |
951dd6a5d1a2
Implemented Windows version of SDL_GetCPUCount()
Sam Lantinga <slouken@libsdl.org>
parents:
3579
diff
changeset
|
368 |
SDL_CPUType[i++] = (char)(a & 0xff); a >>= 8; |
951dd6a5d1a2
Implemented Windows version of SDL_GetCPUCount()
Sam Lantinga <slouken@libsdl.org>
parents:
3579
diff
changeset
|
369 |
SDL_CPUType[i++] = (char)(a & 0xff); a >>= 8; |
951dd6a5d1a2
Implemented Windows version of SDL_GetCPUCount()
Sam Lantinga <slouken@libsdl.org>
parents:
3579
diff
changeset
|
370 |
SDL_CPUType[i++] = (char)(a & 0xff); a >>= 8; |
951dd6a5d1a2
Implemented Windows version of SDL_GetCPUCount()
Sam Lantinga <slouken@libsdl.org>
parents:
3579
diff
changeset
|
371 |
SDL_CPUType[i++] = (char)(a & 0xff); a >>= 8; |
951dd6a5d1a2
Implemented Windows version of SDL_GetCPUCount()
Sam Lantinga <slouken@libsdl.org>
parents:
3579
diff
changeset
|
372 |
SDL_CPUType[i++] = (char)(b & 0xff); b >>= 8; |
951dd6a5d1a2
Implemented Windows version of SDL_GetCPUCount()
Sam Lantinga <slouken@libsdl.org>
parents:
3579
diff
changeset
|
373 |
SDL_CPUType[i++] = (char)(b & 0xff); b >>= 8; |
951dd6a5d1a2
Implemented Windows version of SDL_GetCPUCount()
Sam Lantinga <slouken@libsdl.org>
parents:
3579
diff
changeset
|
374 |
SDL_CPUType[i++] = (char)(b & 0xff); b >>= 8; |
951dd6a5d1a2
Implemented Windows version of SDL_GetCPUCount()
Sam Lantinga <slouken@libsdl.org>
parents:
3579
diff
changeset
|
375 |
SDL_CPUType[i++] = (char)(b & 0xff); b >>= 8; |
951dd6a5d1a2
Implemented Windows version of SDL_GetCPUCount()
Sam Lantinga <slouken@libsdl.org>
parents:
3579
diff
changeset
|
376 |
SDL_CPUType[i++] = (char)(c & 0xff); c >>= 8; |
951dd6a5d1a2
Implemented Windows version of SDL_GetCPUCount()
Sam Lantinga <slouken@libsdl.org>
parents:
3579
diff
changeset
|
377 |
SDL_CPUType[i++] = (char)(c & 0xff); c >>= 8; |
951dd6a5d1a2
Implemented Windows version of SDL_GetCPUCount()
Sam Lantinga <slouken@libsdl.org>
parents:
3579
diff
changeset
|
378 |
SDL_CPUType[i++] = (char)(c & 0xff); c >>= 8; |
951dd6a5d1a2
Implemented Windows version of SDL_GetCPUCount()
Sam Lantinga <slouken@libsdl.org>
parents:
3579
diff
changeset
|
379 |
SDL_CPUType[i++] = (char)(c & 0xff); c >>= 8; |
951dd6a5d1a2
Implemented Windows version of SDL_GetCPUCount()
Sam Lantinga <slouken@libsdl.org>
parents:
3579
diff
changeset
|
380 |
SDL_CPUType[i++] = (char)(d & 0xff); d >>= 8; |
951dd6a5d1a2
Implemented Windows version of SDL_GetCPUCount()
Sam Lantinga <slouken@libsdl.org>
parents:
3579
diff
changeset
|
381 |
SDL_CPUType[i++] = (char)(d & 0xff); d >>= 8; |
951dd6a5d1a2
Implemented Windows version of SDL_GetCPUCount()
Sam Lantinga <slouken@libsdl.org>
parents:
3579
diff
changeset
|
382 |
SDL_CPUType[i++] = (char)(d & 0xff); d >>= 8; |
951dd6a5d1a2
Implemented Windows version of SDL_GetCPUCount()
Sam Lantinga <slouken@libsdl.org>
parents:
3579
diff
changeset
|
383 |
SDL_CPUType[i++] = (char)(d & 0xff); d >>= 8; |
951dd6a5d1a2
Implemented Windows version of SDL_GetCPUCount()
Sam Lantinga <slouken@libsdl.org>
parents:
3579
diff
changeset
|
384 |
cpuid(0x80000004, a, b, c, d); |
951dd6a5d1a2
Implemented Windows version of SDL_GetCPUCount()
Sam Lantinga <slouken@libsdl.org>
parents:
3579
diff
changeset
|
385 |
SDL_CPUType[i++] = (char)(a & 0xff); a >>= 8; |
951dd6a5d1a2
Implemented Windows version of SDL_GetCPUCount()
Sam Lantinga <slouken@libsdl.org>
parents:
3579
diff
changeset
|
386 |
SDL_CPUType[i++] = (char)(a & 0xff); a >>= 8; |
951dd6a5d1a2
Implemented Windows version of SDL_GetCPUCount()
Sam Lantinga <slouken@libsdl.org>
parents:
3579
diff
changeset
|
387 |
SDL_CPUType[i++] = (char)(a & 0xff); a >>= 8; |
951dd6a5d1a2
Implemented Windows version of SDL_GetCPUCount()
Sam Lantinga <slouken@libsdl.org>
parents:
3579
diff
changeset
|
388 |
SDL_CPUType[i++] = (char)(a & 0xff); a >>= 8; |
951dd6a5d1a2
Implemented Windows version of SDL_GetCPUCount()
Sam Lantinga <slouken@libsdl.org>
parents:
3579
diff
changeset
|
389 |
SDL_CPUType[i++] = (char)(b & 0xff); b >>= 8; |
951dd6a5d1a2
Implemented Windows version of SDL_GetCPUCount()
Sam Lantinga <slouken@libsdl.org>
parents:
3579
diff
changeset
|
390 |
SDL_CPUType[i++] = (char)(b & 0xff); b >>= 8; |
951dd6a5d1a2
Implemented Windows version of SDL_GetCPUCount()
Sam Lantinga <slouken@libsdl.org>
parents:
3579
diff
changeset
|
391 |
SDL_CPUType[i++] = (char)(b & 0xff); b >>= 8; |
951dd6a5d1a2
Implemented Windows version of SDL_GetCPUCount()
Sam Lantinga <slouken@libsdl.org>
parents:
3579
diff
changeset
|
392 |
SDL_CPUType[i++] = (char)(b & 0xff); b >>= 8; |
951dd6a5d1a2
Implemented Windows version of SDL_GetCPUCount()
Sam Lantinga <slouken@libsdl.org>
parents:
3579
diff
changeset
|
393 |
SDL_CPUType[i++] = (char)(c & 0xff); c >>= 8; |
951dd6a5d1a2
Implemented Windows version of SDL_GetCPUCount()
Sam Lantinga <slouken@libsdl.org>
parents:
3579
diff
changeset
|
394 |
SDL_CPUType[i++] = (char)(c & 0xff); c >>= 8; |
951dd6a5d1a2
Implemented Windows version of SDL_GetCPUCount()
Sam Lantinga <slouken@libsdl.org>
parents:
3579
diff
changeset
|
395 |
SDL_CPUType[i++] = (char)(c & 0xff); c >>= 8; |
951dd6a5d1a2
Implemented Windows version of SDL_GetCPUCount()
Sam Lantinga <slouken@libsdl.org>
parents:
3579
diff
changeset
|
396 |
SDL_CPUType[i++] = (char)(c & 0xff); c >>= 8; |
951dd6a5d1a2
Implemented Windows version of SDL_GetCPUCount()
Sam Lantinga <slouken@libsdl.org>
parents:
3579
diff
changeset
|
397 |
SDL_CPUType[i++] = (char)(d & 0xff); d >>= 8; |
951dd6a5d1a2
Implemented Windows version of SDL_GetCPUCount()
Sam Lantinga <slouken@libsdl.org>
parents:
3579
diff
changeset
|
398 |
SDL_CPUType[i++] = (char)(d & 0xff); d >>= 8; |
951dd6a5d1a2
Implemented Windows version of SDL_GetCPUCount()
Sam Lantinga <slouken@libsdl.org>
parents:
3579
diff
changeset
|
399 |
SDL_CPUType[i++] = (char)(d & 0xff); d >>= 8; |
951dd6a5d1a2
Implemented Windows version of SDL_GetCPUCount()
Sam Lantinga <slouken@libsdl.org>
parents:
3579
diff
changeset
|
400 |
SDL_CPUType[i++] = (char)(d & 0xff); d >>= 8; |
3579
3427271a2d75
Added SDL_GetCPUCount() to see how many cores are available.
Sam Lantinga <slouken@libsdl.org>
parents:
3515
diff
changeset
|
401 |
} |
3427271a2d75
Added SDL_GetCPUCount() to see how many cores are available.
Sam Lantinga <slouken@libsdl.org>
parents:
3515
diff
changeset
|
402 |
} |
3427271a2d75
Added SDL_GetCPUCount() to see how many cores are available.
Sam Lantinga <slouken@libsdl.org>
parents:
3515
diff
changeset
|
403 |
if (!SDL_CPUType[0]) { |
3427271a2d75
Added SDL_GetCPUCount() to see how many cores are available.
Sam Lantinga <slouken@libsdl.org>
parents:
3515
diff
changeset
|
404 |
SDL_strlcpy(SDL_CPUType, "Unknown", sizeof(SDL_CPUType)); |
3427271a2d75
Added SDL_GetCPUCount() to see how many cores are available.
Sam Lantinga <slouken@libsdl.org>
parents:
3515
diff
changeset
|
405 |
} |
3427271a2d75
Added SDL_GetCPUCount() to see how many cores are available.
Sam Lantinga <slouken@libsdl.org>
parents:
3515
diff
changeset
|
406 |
} |
3427271a2d75
Added SDL_GetCPUCount() to see how many cores are available.
Sam Lantinga <slouken@libsdl.org>
parents:
3515
diff
changeset
|
407 |
return SDL_CPUType; |
3427271a2d75
Added SDL_GetCPUCount() to see how many cores are available.
Sam Lantinga <slouken@libsdl.org>
parents:
3515
diff
changeset
|
408 |
} |
3427271a2d75
Added SDL_GetCPUCount() to see how many cores are available.
Sam Lantinga <slouken@libsdl.org>
parents:
3515
diff
changeset
|
409 |
|
739
22dbf364c017
Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
410 |
static Uint32 SDL_CPUFeatures = 0xFFFFFFFF; |
22dbf364c017
Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
411 |
|
1895
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
412 |
static Uint32 |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
413 |
SDL_GetCPUFeatures(void) |
739
22dbf364c017
Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
414 |
{ |
1895
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
415 |
if (SDL_CPUFeatures == 0xFFFFFFFF) { |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
416 |
SDL_CPUFeatures = 0; |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
417 |
if (CPU_haveRDTSC()) { |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
418 |
SDL_CPUFeatures |= CPU_HAS_RDTSC; |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
419 |
} |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
420 |
if (CPU_haveMMX()) { |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
421 |
SDL_CPUFeatures |= CPU_HAS_MMX; |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
422 |
} |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
423 |
if (CPU_haveMMXExt()) { |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
424 |
SDL_CPUFeatures |= CPU_HAS_MMXEXT; |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
425 |
} |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
426 |
if (CPU_have3DNow()) { |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
427 |
SDL_CPUFeatures |= CPU_HAS_3DNOW; |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
428 |
} |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
429 |
if (CPU_have3DNowExt()) { |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
430 |
SDL_CPUFeatures |= CPU_HAS_3DNOWEXT; |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
431 |
} |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
432 |
if (CPU_haveSSE()) { |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
433 |
SDL_CPUFeatures |= CPU_HAS_SSE; |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
434 |
} |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
435 |
if (CPU_haveSSE2()) { |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
436 |
SDL_CPUFeatures |= CPU_HAS_SSE2; |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
437 |
} |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
438 |
if (CPU_haveAltiVec()) { |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
439 |
SDL_CPUFeatures |= CPU_HAS_ALTIVEC; |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
440 |
} |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
441 |
} |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
442 |
return SDL_CPUFeatures; |
739
22dbf364c017
Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
443 |
} |
22dbf364c017
Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
444 |
|
1895
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
445 |
SDL_bool |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
446 |
SDL_HasRDTSC(void) |
745
71ee03909f42
Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents:
739
diff
changeset
|
447 |
{ |
1895
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
448 |
if (SDL_GetCPUFeatures() & CPU_HAS_RDTSC) { |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
449 |
return SDL_TRUE; |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
450 |
} |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
451 |
return SDL_FALSE; |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
452 |
} |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
453 |
|
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
454 |
SDL_bool |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
455 |
SDL_HasMMX(void) |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
456 |
{ |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
457 |
if (SDL_GetCPUFeatures() & CPU_HAS_MMX) { |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
458 |
return SDL_TRUE; |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
459 |
} |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
460 |
return SDL_FALSE; |
745
71ee03909f42
Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents:
739
diff
changeset
|
461 |
} |
71ee03909f42
Greatly simplified the SDL CPU info code
Sam Lantinga <slouken@libsdl.org>
parents:
739
diff
changeset
|
462 |
|
1895
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
463 |
SDL_bool |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
464 |
SDL_HasMMXExt(void) |
739
22dbf364c017
Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
465 |
{ |
1895
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
466 |
if (SDL_GetCPUFeatures() & CPU_HAS_MMXEXT) { |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
467 |
return SDL_TRUE; |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
468 |
} |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
469 |
return SDL_FALSE; |
739
22dbf364c017
Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
470 |
} |
22dbf364c017
Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
471 |
|
1895
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
472 |
SDL_bool |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
473 |
SDL_Has3DNow(void) |
804
b2fda076b02e
*** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents:
796
diff
changeset
|
474 |
{ |
1895
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
475 |
if (SDL_GetCPUFeatures() & CPU_HAS_3DNOW) { |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
476 |
return SDL_TRUE; |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
477 |
} |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
478 |
return SDL_FALSE; |
739
22dbf364c017
Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
479 |
} |
22dbf364c017
Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
480 |
|
1895
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
481 |
SDL_bool |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
482 |
SDL_Has3DNowExt(void) |
804
b2fda076b02e
*** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents:
796
diff
changeset
|
483 |
{ |
1895
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
484 |
if (SDL_GetCPUFeatures() & CPU_HAS_3DNOWEXT) { |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
485 |
return SDL_TRUE; |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
486 |
} |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
487 |
return SDL_FALSE; |
804
b2fda076b02e
*** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents:
796
diff
changeset
|
488 |
} |
b2fda076b02e
*** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents:
796
diff
changeset
|
489 |
|
1895
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
490 |
SDL_bool |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
491 |
SDL_HasSSE(void) |
739
22dbf364c017
Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
492 |
{ |
1895
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
493 |
if (SDL_GetCPUFeatures() & CPU_HAS_SSE) { |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
494 |
return SDL_TRUE; |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
495 |
} |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
496 |
return SDL_FALSE; |
739
22dbf364c017
Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
497 |
} |
22dbf364c017
Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
498 |
|
1895
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
499 |
SDL_bool |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
500 |
SDL_HasSSE2(void) |
804
b2fda076b02e
*** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents:
796
diff
changeset
|
501 |
{ |
1895
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
502 |
if (SDL_GetCPUFeatures() & CPU_HAS_SSE2) { |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
503 |
return SDL_TRUE; |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
504 |
} |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
505 |
return SDL_FALSE; |
804
b2fda076b02e
*** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents:
796
diff
changeset
|
506 |
} |
b2fda076b02e
*** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents:
796
diff
changeset
|
507 |
|
1895
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
508 |
SDL_bool |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
509 |
SDL_HasAltiVec(void) |
778
8ac3f46f9d09
Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
769
diff
changeset
|
510 |
{ |
1895
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
511 |
if (SDL_GetCPUFeatures() & CPU_HAS_ALTIVEC) { |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
512 |
return SDL_TRUE; |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
513 |
} |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
514 |
return SDL_FALSE; |
778
8ac3f46f9d09
Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
769
diff
changeset
|
515 |
} |
8ac3f46f9d09
Date: Tue, 6 Jan 2004 12:42:19 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
769
diff
changeset
|
516 |
|
739
22dbf364c017
Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
517 |
#ifdef TEST_MAIN |
22dbf364c017
Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
518 |
|
22dbf364c017
Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
519 |
#include <stdio.h> |
22dbf364c017
Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
520 |
|
1895
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
521 |
int |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
522 |
main() |
739
22dbf364c017
Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
523 |
{ |
3579
3427271a2d75
Added SDL_GetCPUCount() to see how many cores are available.
Sam Lantinga <slouken@libsdl.org>
parents:
3515
diff
changeset
|
524 |
printf("CPU count: %d\n", SDL_GetCPUCount()); |
3427271a2d75
Added SDL_GetCPUCount() to see how many cores are available.
Sam Lantinga <slouken@libsdl.org>
parents:
3515
diff
changeset
|
525 |
printf("CPU name: %s\n", SDL_GetCPUType()); |
1895
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
526 |
printf("RDTSC: %d\n", SDL_HasRDTSC()); |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
527 |
printf("MMX: %d\n", SDL_HasMMX()); |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
528 |
printf("MMXExt: %d\n", SDL_HasMMXExt()); |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
529 |
printf("3DNow: %d\n", SDL_Has3DNow()); |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
530 |
printf("3DNowExt: %d\n", SDL_Has3DNowExt()); |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
531 |
printf("SSE: %d\n", SDL_HasSSE()); |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
532 |
printf("SSE2: %d\n", SDL_HasSSE2()); |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
533 |
printf("AltiVec: %d\n", SDL_HasAltiVec()); |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
534 |
return 0; |
739
22dbf364c017
Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
535 |
} |
22dbf364c017
Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
536 |
|
22dbf364c017
Added SDL_HasMMX(), SDL_Has3DNow(), SDL_HasSSE() in SDL_cpuinfo.h
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
537 |
#endif /* TEST_MAIN */ |
1895
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
538 |
|
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1864
diff
changeset
|
539 |
/* vi: set ts=4 sw=4 expandtab: */ |