JumpUnlessNonNegativeSmi 1205 src/x64/builtins-x64.cc   __ JumpUnlessNonNegativeSmi(rdx, call_generic_code);
JumpUnlessNonNegativeSmi  597 src/x64/ic-x64.cc   __ JumpUnlessNonNegativeSmi(rax, &slow);
JumpUnlessNonNegativeSmi  509 src/x64/macro-assembler-x64.h   void JumpUnlessNonNegativeSmi(Register src,