25 	unsigned long val;  in read_cr0()  local
27 	asm volatile ("movl %%cr0, %0" : "=r" (val) : : "memory");  in read_cr0()
28 	return val;  in read_cr0()
31 static inline void write_cr0(unsigned long val)  in write_cr0()  argument
33 	asm volatile ("movl %0, %%cr0" : : "r" (val) : "memory");  in write_cr0()
38 	unsigned long val;  in read_cr2()  local
40 	asm volatile("mov %%cr2,%0\n\t" : "=r" (val) : : "memory");  in read_cr2()
41 	return val;  in read_cr2()
46 	unsigned long val;  in read_cr3()  local
48 	asm volatile("mov %%cr3,%0\n\t" : "=r" (val) : : "memory");  in read_cr3()
49 	return val;  in read_cr3()
54 	unsigned long val;  in read_cr4()  local
56 	asm volatile("mov %%cr4,%0\n\t" : "=r" (val) : : "memory");  in read_cr4()
57 	return val;  in read_cr4()
62 	unsigned long val = 0;  /* Damn you, gcc! */  in get_debugreg()  local
66 		asm("mov %%db0, %0" : "=r" (val));  in get_debugreg()
69 		asm("mov %%db1, %0" : "=r" (val));  in get_debugreg()
72 		asm("mov %%db2, %0" : "=r" (val));  in get_debugreg()
75 		asm("mov %%db3, %0" : "=r" (val));  in get_debugreg()
78 		asm("mov %%db6, %0" : "=r" (val));  in get_debugreg()
81 		asm("mov %%db7, %0" : "=r" (val));  in get_debugreg()
84 		val = 0;  in get_debugreg()
86 	return val;  in get_debugreg()