Ignored vs Assumed Semantics in BDE

BloombergLP::bdlat_TypeName_Imp::xsdName(BloombergLP::bdldfp::Decimal_Type64 const*, int) - Ignored

00000000004eff70 <BloombergLP::bdlat_TypeName_Imp::xsdName(BloombergLP::bdldfp::Decimal_Type64 const*, int)>:
M0000000000000000:	xorl	%eax, %eax	;  2 bytes
M0000000000000002:	testb	$7, %sil	;  4 bytes
M0000000000000006:	movl	$5640368, %ecx	;  5 bytes
M000000000000000b:	cmoveq	%rcx, %rax	;  4 bytes
M000000000000000f:	retq		;  1 bytes