Mercurial > sdl-ios-xcode
comparison src/cpuinfo/SDL_cpuinfo.c @ 4242:fa62bede8038 SDL-1.2
Fixed bug #734
Nicholas Phillips 2009-04-26 21:34:05 PDT
I am using x64 Linux (using Intel Core 2 DUO), and I have noticed that there is
an error in SDL_cpuinfo.c, function CPU_getCPUIDFeaturesExt for my platform.
| author | Sam Lantinga <slouken@libsdl.org> |
|---|---|
| date | Sat, 26 Sep 2009 10:05:07 +0000 |
| parents | 0a9a29fc00c2 |
| children | 0319c84d274d |
comparison
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| 4241:d3a210342761 | 4242:fa62bede8038 |
|---|---|
| 159 " movl %%edx,%0 \n" | 159 " movl %%edx,%0 \n" |
| 160 "1: \n" | 160 "1: \n" |
| 161 " movl %%edi,%%ebx\n" | 161 " movl %%edi,%%ebx\n" |
| 162 : "=m" (features) | 162 : "=m" (features) |
| 163 : | 163 : |
| 164 : "%eax", "%ecx", "%edx", "%edi" | 164 : "%eax", "%ebx", "%ecx", "%edx", "%edi" |
| 165 ); | 165 ); |
| 166 #elif defined(__GNUC__) && defined(__x86_64__) | 166 #elif defined(__GNUC__) && defined(__x86_64__) |
| 167 __asm__ ( | 167 __asm__ ( |
| 168 " movq %%rbx,%%rdi\n" | 168 " movq %%rbx,%%rdi\n" |
| 169 " xorl %%eax,%%eax # Set up for CPUID instruction \n" | 169 " xorl %%eax,%%eax # Set up for CPUID instruction \n" |
| 176 " movl %%edx,%0 \n" | 176 " movl %%edx,%0 \n" |
| 177 "1: \n" | 177 "1: \n" |
| 178 " movq %%rdi,%%rbx\n" | 178 " movq %%rdi,%%rbx\n" |
| 179 : "=m" (features) | 179 : "=m" (features) |
| 180 : | 180 : |
| 181 : "%rax", "%rcx", "%rdx", "%rdi" | 181 : "%rax", "%rbx", "%rcx", "%rdx", "%rdi" |
| 182 ); | 182 ); |
| 183 #elif (defined(_MSC_VER) && defined(_M_IX86)) || defined(__WATCOMC__) | 183 #elif (defined(_MSC_VER) && defined(_M_IX86)) || defined(__WATCOMC__) |
| 184 __asm { | 184 __asm { |
| 185 xor eax, eax ; Set up for CPUID instruction | 185 xor eax, eax ; Set up for CPUID instruction |
| 186 cpuid ; Get and save vendor ID | 186 cpuid ; Get and save vendor ID |
| 228 " movl %%edx,%0 \n" | 228 " movl %%edx,%0 \n" |
| 229 "1: \n" | 229 "1: \n" |
| 230 " movl %%edi,%%ebx\n" | 230 " movl %%edi,%%ebx\n" |
| 231 : "=m" (features) | 231 : "=m" (features) |
| 232 : | 232 : |
| 233 : "%eax", "%ecx", "%edx", "%edi" | 233 : "%eax", "%ebx", "%ecx", "%edx", "%edi" |
| 234 ); | 234 ); |
| 235 #elif defined(__GNUC__) && defined (__x86_64__) | 235 #elif defined(__GNUC__) && defined (__x86_64__) |
| 236 __asm__ ( | 236 __asm__ ( |
| 237 " movq %%rbx,%%rdi\n" | 237 " movq %%rbx,%%rdi\n" |
| 238 " movl $0x80000000,%%eax # Query for extended functions \n" | 238 " movl $0x80000000,%%eax # Query for extended functions \n" |
| 244 " movl %%edx,%0 \n" | 244 " movl %%edx,%0 \n" |
| 245 "1: \n" | 245 "1: \n" |
| 246 " movq %%rdi,%%rbx\n" | 246 " movq %%rdi,%%rbx\n" |
| 247 : "=m" (features) | 247 : "=m" (features) |
| 248 : | 248 : |
| 249 : "%rax", "%rcx", "%rdx", "%rdi" | 249 : "%rax", "%rbx", "%rcx", "%rdx", "%rdi" |
| 250 ); | 250 ); |
| 251 #elif (defined(_MSC_VER) && defined(_M_IX86)) || defined(__WATCOMC__) | 251 #elif (defined(_MSC_VER) && defined(_M_IX86)) || defined(__WATCOMC__) |
| 252 __asm { | 252 __asm { |
| 253 mov eax,80000000h ; Query for extended functions | 253 mov eax,80000000h ; Query for extended functions |
| 254 cpuid ; Get extended function limit | 254 cpuid ; Get extended function limit |