i386.c (call_insn_operand): Always allow SYMBOL_REF, care for HALF_PIC_P.

i386.c (call_insn_operand): Always allow SYMBOL_REF, care for HALF_PIC_P.

        * i386.c (call_insn_operand): Always allow SYMBOL_REF,
        care for HALF_PIC_P.
        (expander_call_insn_operand): Remove.
        (ix86_expand_epilogue): New arg `emit_return' to control return insn.
        * i386.h (PREDICATE_CODES): Update.
        * i386.md (all call expanders): Remove predicates, remove special
        handling for half-pic.
        (*call_1, *call_value_1): Handle SIBLING_CALL_P insns.
        (*call_pop_pic2, *call_pic2, *call_value_pop_2, *call_value_2): Remove.
        (sibcall_epilogue): New.

From-SVN: r32620