SYM_FUNC_END(__sw_hweight32)
EXPORT_SYMBOL(__sw_hweight32)
-SYM_FUNC_START(__sw_hweight64)
+/*
+ * No 32-bit variant, because it's implemented as an inline wrapper
+ * on top of __arch_hweight32():
+ */
#ifdef CONFIG_X86_64
+SYM_FUNC_START(__sw_hweight64)
pushq %rdi
pushq %rdx
popq %rdx
popq %rdi
RET
-#else /* CONFIG_X86_32 */
- /* We're getting an u64 arg in (%eax,%edx): unsigned long hweight64(__u64 w) */
- pushl %ecx
-
- call __sw_hweight32
- movl %eax, %ecx # stash away result
- movl %edx, %eax # second part of input
- call __sw_hweight32
- addl %ecx, %eax # result
-
- popl %ecx
- RET
-#endif
SYM_FUNC_END(__sw_hweight64)
EXPORT_SYMBOL(__sw_hweight64)
+#endif