* cselib.c (struct cselib_val_struct): Make val_rtx its
own field, remove the union that contained it.
* cselib.c: Update accordingly where necessary.
From-SVN: r119994
* cselib.c (clear_table): Rename to cselib_clear_table.
* cselib.h (cselib_clear_table): Add prototype.
* gcse.c (gcse_main): Make 'f' argument unused.
(alloc_gcse_mem): Do not walk the insn chain, walk the contents
of each basic block instead.
(compute_sets, compute_hash_table_work): Likewise.
(constprop_register): Change int 'alter_jumps' argument to bool.
(do_local_cprop): Likewise.
(local_cprop_pass): Likewise. Also walk basic blocks instead of
the insn chain. Explicitly clear the cselib tables after finishing
one basic block. Make sure there are no unterminated libcall blocks.
Update compute_sets call.
(cprop): Walk basic blocks instead of the insn chain.
(one_cprop_pass, compute_ld_motion_mems, compute_store_table):
Likewise.
(bypass_jumps): Update alloc_gcse_mem, compute_sets, and
one_cprop_pass calls.
From-SVN: r97945
* gengtype.c (create_option): New function.
* gengtype.h: Prototype it.
* gengtype-yacc.y (stringseq): New rule.
(option): Use create_option. Add new bare ID production. Use
stringseq, not STRING directly.
* alias.c, bitmap.c, c-decl.c, cgraph.h, cpplib.h, cselib.h
* dwarf2out.c, emit-rtl.c, function.h, lists.c, tree.h
* varray.h, config/alpha/alpha.c, cp/name-lookup.c, cp/parser.c
* f/com.c, java/builtins.c, java/expr.c, java/jcf.h, java/parse.h:
Use new shorter form of GTY markers.
* doc/gty.texi: Rewrite.
From-SVN: r80091
* alias.c: Invlude varray.h
(alias_sets): Turn into varray.
(get_alias_set_entry): Use VARRAY; mark inline.
(mems_in_disjoint_alias_sets_p): Mark inline.
(record_alias_subset): Use varray.
(init_alias_once): Initialize varray.
(new_alias_set): Grow array.
* varray.c: Make VARRAY_GENERIC_PTR non GTYized.
From-SVN: r75711
* reload1.c (reload_cse_noop_set_p): Return false if mode of
SET_DEST is not the same as that returned by...
* cselib.h (cselib_reg_set_mode): ... new function.
* cselib.c (cselib_reg_set_mode): Define it.
(REG_VALUES): Document semantics of first element as set mode.
(cselib_subst_to_values): Skip first element if ELT is NULL.
(cselib_lookup): Likewise. Insert past the first element.
(cselib_invalidate_regno): NULLify first element.
(cselib_record_set): Set first element.
From-SVN: r65713
* cselib.c (cselib_invalidate_mem_1): Move too ...
(cselib_invalidate_mem): ... here; use new list
(dummy_val, first_containing_mem): New static variables.
(clear_table): Initialize first_containing_mem.
(discard_useless_values): Compact the containing_mem list.
(add_mem_for_addr): Add to the list.
* cselib.h (cselib_val): Add next_containing_mem.
From-SVN: r64191
* cselib.c (cselib_current_insn_in_libcall): New static variable.
(new_elt_loc_list, cselib_process_insn, cselib_init): Keep track on whether
we are inside libcall.
* cselib.h (elt_loc_list): Add in_libcall.
* gcse.c (do_local_cprop): Do not copy propagate using insns
in libcalls.
From-SVN: r61023
