2010-09-04 Paolo Bonzini <bonzini@gnu.org>
* df.h (enum df_ref_class): Remove DF_REF_EXTRACT.
(struct df_extract_ref): Remove.
(union df_ref_d): Remove extract_ref member.
(df_ref_create): Remove last three arguments.
(DF_REF_LOC): Remove DF_REF_EXTRACT case.
* df-scan.c (df_ref_record): Remove last three arguments, do not
pass them to df_ref_create_structure.
(df_uses_record): Remove first and last three arguments. Replace
first argument with DF_REF_REGULAR, adjust calls to remove the
width, offset and mode. Always call recursively on the second
and third argument of ZERO_EXTRACT and SIGN_EXTRACT.
(df_ref_create_structure): Remove first argument.
(struct df_scan_problem_data): Remove ref_extract_pool.
(df_scan_free_internal): Do not free it.
(df_scan_alloc): Do not allocate it.
(df_ref_create): Remove last three arguments, do not pass them to
df_ref_create_structure.
(df_free_ref): Remove DF_REF_EXTRACT case.
(df_notes_rescan): Adjust call to df_uses_record.
(df_ref_equal_p, df_ref_compare, df_ref_create_structure):
Remove DF_REF_EXTRACT case.
(df_def_record_1): Do not special case class for a ZERO_EXTRACT lhs.
Adjust calls to df_ref_record, using DF_REF_REGULAR for all REG
and SUBREG definitions.
(df_get_conditional_uses): Remove references to width/offset/mode,
adjust call to df_ref_create_structure.
(df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
df_entry_block_defs_collect, df_exit_block_uses_collect): Adjust
calls to df_uses_record and df_ref_record.
* fwprop.c (update_df): Remove references to width/offset/mode,
adjust call to df_ref_create.
From-SVN: r163854
