Step 2: Mark all the symbols around the fragment boundaries as function symbols, so as to generate veneer when
the two section is too far away from each other. Also, I have both manually and using some test cases to
verify that IP and PSR are not alive at such point.

gcc/libgcc/ChangeLog:
2014-8-21   Tony Wang <tony.wang@arm.com>

        * config/arm/ieee754-sf.S: Expose symbols around fragment boundaries as function symbols.
        * config/arm/ieee754-df.S: Same with above

BR,
Tony