ObjFW  Diff

	/*
	 * This workaround is required by older GCC versions when using -fPIC,
	 * as ebx is a special register in PIC code. Yes, GCC is indeed not
	 * able to just push a register onto the stack before the __asm__ block
	 * and to pop it afterwards.
	 */
	__asm__ (
	    "xchgl	%%ebx, %%edi\n\t"
	    "xchg{l}	{ %%ebx, %%edi | edi, ebx }\n\t"
	    "cpuid\n\t"
	    "xchgl	%%edi, %%ebx"
	    "xchg{l}	{ %%edi, %%ebx | ebx, edi }"
	    : "=a"(regs.eax), "=D"(regs.ebx), "=c"(regs.ecx), "=d"(regs.edx)
	    : "a"(eax), "c"(ecx)
	);
# else
	memset(&regs, 0, sizeof(regs));
# endif