ShuriZma
/
dolphin
mirror of https://github.com/dolphin-emu/dolphin.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

- CPUID 

restored inline assembly code

git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@7099 8ced0084-cf51-0410-be5f-012b33b47a6e
This commit is contained in:
gnick79 2011-02-07 19:08:19 +00:00
parent b1a63e3e8e
commit a4754956cb
1 changed files with 17 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
Source/Core/Common/Src/CPUDetect.cpp
View File

@ -35,7 +35,16 @@
static inline void do_cpuid(unsigned int *eax, unsigned int *ebx, static inline void do_cpuid(unsigned int *eax, unsigned int *ebx,
unsigned int *ecx, unsigned int *edx) unsigned int *ecx, unsigned int *edx)
{ {
// Note: EBX is reserved on Mac OS X and in PIC on Linux, so it has to be #ifdef _LP64
__asm__("cpuid"
: "=a" (*eax),
"=b" (*ebx),
"=c" (*ecx),
"=d" (*edx)
: "a" (*eax)
);
#else
// Note: EBX is reserved on Mac OS X and in PIC on Linux, so it has to
// restored at the end of the asm block. // restored at the end of the asm block.
__asm__( __asm__(
"pushl %%ebx;" "pushl %%ebx;"
@ -48,6 +57,7 @@ __asm__(
"=d" (*edx) "=d" (*edx)
: "a" (*eax) : "a" (*eax)
); );
#endif
} }
static void __cpuid(int info[4], int x) static void __cpuid(int info[4], int x)