reflect: Fix MakeFunc for 386 when returning a struct.

When a 386 function returns a struct, it needs to return using
an rtd instruction that pops the hidden struct parameter off
the stack.  That wasn't happening.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@205551 138bc75d-0d04-0410-961f-82ee72b054a4
reflect: Rename struct field to be consistent in assembler and Go.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@205555 138bc75d-0d04-0410-961f-82ee72b054a4