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add check for non x86 platforms, we get a compile error on arm/powerpc without the check

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(there is no known -yet- method to get cpuid, without resolving to kernel /sys interface)
This commit is contained in:
Konstantinos Margaritis 2010-07-05 16:44:41 +03:00
parent 1daf9b11ba
commit 1505221263
1 changed files with 2 additions and 1 deletions
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3
Eigen/src/Core/util/Memory.h
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@ -591,7 +591,7 @@ public:
# if defined(__PIC__) && defined(__i386__) # if defined(__PIC__) && defined(__i386__)
# define EIGEN_CPUID(abcd,func,id) \ # define EIGEN_CPUID(abcd,func,id) \
__asm__ __volatile__ ("xchgl %%ebx, %%esi;cpuid; xchgl %%ebx,%%esi": "=a" (abcd[0]), "=S" (abcd[1]), "=c" (abcd[2]), "=d" (abcd[3]) : "a" (func), "c" (id)); __asm__ __volatile__ ("xchgl %%ebx, %%esi;cpuid; xchgl %%ebx,%%esi": "=a" (abcd[0]), "=S" (abcd[1]), "=c" (abcd[2]), "=d" (abcd[3]) : "a" (func), "c" (id));
# else # elif !defined(__arm__) && !defined(__powerpc__)
# define EIGEN_CPUID(abcd,func,id) \ # define EIGEN_CPUID(abcd,func,id) \
__asm__ __volatile__ ("cpuid": "=a" (abcd[0]), "=b" (abcd[1]), "=c" (abcd[2]), "=d" (abcd[3]) : "a" (func), "c" (id) ); __asm__ __volatile__ ("cpuid": "=a" (abcd[0]), "=b" (abcd[1]), "=c" (abcd[2]), "=d" (abcd[3]) : "a" (func), "c" (id) );
# endif # endif
@ -772,6 +772,7 @@ inline void ei_queryCacheSizes(int& l1, int& l2, int& l3)
// ||ei_cpuid_is_vendor(abcd,"CentaurHauls") // ||ei_cpuid_is_vendor(abcd,"CentaurHauls")
// ||ei_cpuid_is_vendor(abcd,"CentaurHauls") // ||ei_cpuid_is_vendor(abcd,"CentaurHauls")
#endif #endif
l1 = l2 = l3 = -1;
} }
/** \internal /** \internal