James E. Wilson
0186257f78
Add unwind support for epilogues, because the kernel unwinder needs them.
* config/ia64/ia64-protos.h (ia64_output_end_prologue): Add. (output_function_prologue): Fix mispelling. (output_function_prologue, output_function_epilogue): Reorder to match ia64.c definition order. * config/ia64/ia64.c (ia64_expand_prologue): Add comment. (ia64_expand_epilogue): Set RTX_FRAME_RELATED_P on stack restore insns. Use r3 instead of r2 for large stack restores. (ia64_output_end_prologue): New function. (process_set): Emit ".restore sp" for epilogue stack restores. * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Define. From-SVN: r34456
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