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util: Drop return value from cpuid().

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This commit is contained in:
José Fonseca 2009-10-27 20:45:53 +00:00
parent 0426227b68
commit 5eba607db6
1 changed files with 6 additions and 10 deletions
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16
src/gallium/auxiliary/util/u_cpu_detect.c
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@ -76,7 +76,6 @@
struct util_cpu_caps util_cpu_caps;
static int has_cpuid(void);
static int cpuid(uint32_t ax, uint32_t *p);
#if defined(PIPE_ARCH_X86)
@ -342,11 +341,9 @@ static int has_cpuid(void)
* @sa cpuid.h included in gcc-4.3 onwards.
* @sa http://msdn.microsoft.com/en-us/library/hskdteyh.aspx
*/
static INLINE int
static INLINE void
cpuid(uint32_t ax, uint32_t *p)
{
int ret = -1;
#if defined(PIPE_CC_GCC) && defined(PIPE_ARCH_X86)
__asm __volatile (
"xchgl %%ebx, %1\n\t"
@ -358,7 +355,6 @@ cpuid(uint32_t ax, uint32_t *p)
"=d" (p[3])
: "0" (ax)
);
ret = 0;
#elif defined(PIPE_CC_GCC) && defined(PIPE_ARCH_X86_64)
__asm __volatile (
"cpuid\n\t"
@ -368,14 +364,14 @@ cpuid(uint32_t ax, uint32_t *p)
"=d" (p[3])
: "0" (ax)
);
ret = 0;
#elif defined(PIPE_CC_MSVC)
__cpuid(p, ax);
ret = 0;
#else
p[0] = 0;
p[1] = 0;
p[2] = 0;
p[3] = 0;
#endif
return ret;
}
#endif /* X86 or X86_64 */