untested cpu_id for linux/macosx

git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@222 8ced0084-cf51-0410-be5f-012b33b47a6e
This commit is contained in:
hrydgard 2008-08-15 20:48:40 +00:00
parent 99c0d7b899
commit a077e1e1de
1 changed files with 21 additions and 2 deletions

View File

@ -22,8 +22,27 @@
//#include <config/i386/cpuid.h>
#include <xmmintrin.h>
// fake cpuid for linux. todo: make a real one. EAX EBX ECX EDX is the right order.
void __cpuid(int info[4], int x) {memset(info, 0, sizeof(info));}
// if you are on linux and this doesn't build, plz fix :)
static inline void do_cpuid(unsigned int *eax, unsigned int *ebx,
unsigned int *ecx, unsigned int *edx)
{
__asm__("cpuid"
: "=a" (*eax),
"=b" (*ebx),
"=c" (*ecx),
"=d" (*edx));
}
void __cpuid(int info[4], int x)
{
int eax = x, ebx = 0, ecx = 0, edx = 0;
do_cpuid(&eax, &ebx, &ecx, &edx);
info[0] = eax;
info[1] = ebx;
info[2] = ecx;
info[3] = edx;
}
#endif