* config/sparc/sparc-protos.h (sparc_skip_caller_unimp): New
declaration.
* config/sparc/sparc.c (SKIP_CALLERS_UNIMP_P): Delete.
(sparc_skip_caller_unimp): New global variable.
(sparc_function_epilogue): Set 'sparc_skip_caller_unimp'.
Use it instead of SKIP_CALLERS_UNIMP_P.
* config/sparc/sparc.md (call expander): Add sanity check.
(call_address_struct_value_sp32): Re-sync with expander.
(call_symbolic_struct_value_sp32): Likewise.
(return peepholes): Use 'sparc_skip_caller_unimp' instead
of custom predicate.
From-SVN: r81617
