Ticket #2675: diff

x86_x64.cpp

@@ -49 +49 @@
 #if defined(_MSC_FULL_VER) && _MSC_FULL_VER >= 150030729
 // VC10+ and VC9 SP1: __cpuidex is already available
 #elif GCC_VERSION
+# if defined(__i386__) && defined(__PIC__)
 # define __cpuidex(regsArray, level, index)\
+       __asm__ __volatile__ ("pushl    %%ebx\n" \
+       " cpuid\n"\
+       "mov %%ebx,%1\n" \
+       "popl %%ebx" \
+       : "=a" ((regsArray)[0]), "=r" ((regsArray)[1]), "=c" ((regsArray)[2]), "=d" ((regsArray)[3])\
+       : "0" (level), "2" (index));
+# else
+# define __cpuidex(regsArray, level, index)\
        __asm__ __volatile__ ("cpuid"\
        : "=a" ((regsArray)[0]), "=b" ((regsArray)[1]), "=c" ((regsArray)[2]), "=d" ((regsArray)[3])\
        : "0" (level), "2" (index));
+# endif
 #else
 # error "compiler not supported"
 #endif