static inline int FNNAME()

in include/asm/bitops.h [93:123]

• 31 lines of code
• 2 McCabe index (conditional complexity)

static inline int FNNAME(int nr, void *addr)				\
{									\
	int retval = 0;							\
	char ccrsave;							\
	unsigned char *b_addr;						\
	unsigned char bit = nr & 7;					\
									\
	b_addr = (unsigned char *)addr + ((nr >> 3) ^ 3);		\
	if (__builtin_constant_p(nr)) {					\
		__asm__("stc ccr,%s2\n\t"				\
			"orc #0x80,ccr\n\t"				\
			"bld %4,%1\n\t"					\
			OP " %4,%1\n\t"					\
			"rotxl.l %0\n\t"				\
			"ldc %s2,ccr"					\
			: "=r"(retval), "+WU" (*b_addr), "=&r"(ccrsave)	\
			: "0"(retval), "i"(nr & 7) : "cc");		\
	} else {							\
		__asm__("stc ccr,%t3\n\t"				\
			"orc #0x80,ccr\n\t"				\
			"btst %s3,%1\n\t"				\
			OP " %s3,%1\n\t"				\
			"beq 1f\n\t"					\
			"inc.l #1,%0\n\t"				\
			"1:\n"						\
			"ldc %t3,ccr"					\
			: "=r"(retval), "+WU" (*b_addr)			\
			: "0" (retval), "r"(bit) : "cc");		\
	}								\
	return retval;							\
}									\