* config/rs6000/rs6000.c (rs6000_stack_t): Remove toc_save_p,
toc_save_offset, toc_size, lr_size.
(rs6000_stack_info): Use memset rather than bss struct copy to init.
Test rs6000_ra_ever_killed last in condition setting lr_save_p.
Adjust for removal of unused rs6000_stack_t fields.
(debug_stack_info): Adjust.
(rs6000_ra_ever_killed): Expand FIND_REG_INC_NOTE. Test for calls
first, and don't bother checking for set/inc of lr on sibcalls.
(rs6000_emit_epilogue): Tidy code restoring stack pointer.
From-SVN: r107962
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