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  1. 19 Feb, 2002 1 commit
    • i386.md ("mmx_uavgv8qi3"): Use const_vector. · 69ef87e2 
      2002-02-19  Aldy Hernandez  <aldyh@redhat.com>

	* config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
	("mmx_uavgv4hi3"): Same.
	("pmulhrwv4hi3"): Same.

	* tree-inline.c (walk_tree): Handle vectors.

	* c-common.c (constant_expression_warning): Handle vectors.
	(overflow_warning): Same.

	* sched-deps.c (sched_analyze_2): Handle vectors.

	* rtlanal.c (rtx_unstable_p): Handle vectors.
	(rtx_varies_p): Same.
	(count_occurrences): Same.
	(regs_set_between_p): Same.
	(modified_between_p): Same.
	(modified_in_p): Same.
	(volatile_insn_p): Same.
	(volatile_refs_p): Same.
	(side_effects_p): Same.
	(may_trap_p): Same.
	(inequality_comparisons_p): Same.
	(replace_regs): Same.
	(computed_jump_p_1): Same.

	* rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
	argument.
	(inner_mode_array): New.
	(copy_rtx): Handle vectors.
	(copy_most_rtx): Same.
	(rtx_equal_p): Same.
	(get_mode_alignment): Adjust for vectors.

	* resource.c (mark_referenced_resources): Handle vectors.
	(mark_set_resources): Same.

	* reload1.c (eliminate_regs): Handle vectors.
	(elimination_effects): Same.
	(scan_paradoxical_subregs): Same.

	* reload.c (subst_reg_equivs): Handle vectors.

	* regrename.c (scan_rtx): Handle vectors.

	* regclass.c (reg_scan_mark_refs): Handle vectors.

	* recog.c (find_single_use_1): Handle vectors.

	* local-alloc.c (equiv_init_varies_p): Handle vectors.
	(contains_replace_regs): Same.
	(memref_referenced_p): Same.

	* integrate.c (copy_rtx_and_substitute): Handle vectors.
	(subst_constants): Same.

	* genattrtab.c (attr_copy_rtx): Handle vectors.
	(encode_units_mask): Same.
	(clear_struct_flag): Same.
	(count_sub_rtxs): Same.

	* gcse.c (want_to_gcse_p): Handle vectors.
	(oprs_unchanged_p): Same.
	(hash_expr_1): Same.
	(oprs_not_set_p): Same.
	(expr_killed_p): Same.
	(compute_transp): Same.
	(store_ops_ok): Same.

	* function.c (purge_addressof_1): Do not allow paradoxical subregs
	of vectors.
	(fixup_var_refs_1): Same.
	(instantiate_virtual_regs_1): Same.

	* fold-const.c (operand_equal_p): Handle vectors.
	(fold): Same.
	(rtl_expr_nonnegative_p): Same.

	* flow.c (mark_used_regs): Handle vectors.

	* df.c (df_uses_record): Handle vectors.

	* cselib.c (cselib_subst_to_values): Handle vectors.
	(cselib_mem_conflict_p): Same.
	(hash_rtx): Same.

	* cse.c (canon_reg): Handle vectors.
	(fold_rt): Same.
	(cse_process_notes): Same.
	(count_reg_usage): Same.
	(canon_hash): Same.

	* alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.

	* combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.

	* emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
	(gen_rtx): Handle CONST_VECTOR.
	(gen_const_vector_0): New.
	(copy_rtx_if_shared): CONST_VECTORs can be shared.
	(reset_used_flags): Same.
	(copy_insn_1): Same.
	(initializer_constant_valid_p): Handle VECTOR_CST.

	* doc/c-tree.texi (Expression trees): Document VECTOR_CST.

	* doc/rtl.texi (Constants): Document const_vector.
	(CONST0_RTX): Update for vectors.
	(RTL sharing): Same.

	* print-tree.c (print_node): Add case for VECTOR_CST.

	* tree.h (TREE_VECTOR_CST_ELTS): New.
	(struct tree_vector): New.
	(union tree_node): Add vector node.
	(build_vector): Add prototype.

	* tree.def (VECTOR_CST): New.

	* tree.c (build_vector): New.

	* expmed.c (make_tree): Handle CONST_VECTOR.

	* rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
	(CONST_VECTOR_ELT): New.
	(CONST_VECTOR_NUNITS): New.

	* machmode.h (GET_MODE_INNER): New.
	(DEF_MACHMODE): Accept 8th arg.

	* machmode.def: Add 8th argument for vector inner mode.
	Add inner vector modes for vectors.

	* rtl.def (VEC_CONST): Remove.
	(CONST_VECTOR): New.

	* expr.c (clear_storage): Allow vectors.
	(is_zeros_p): Handle VECTOR_CST.

	* varasm.c (output_constant_pool): Handle vectors.
	(rtx_const): Add veclo and vechi fields.
	(kind): Add RTX_VECTOR.
	(decode_rtx_const): Add case for vector.

	* config/rs6000/rs6000-protos.h: Add zero_constant.

	* config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
	constants.  Force easy vector constants into memory.
	(easy_vector_constant): New.
	(emit_easy_vector_constant): New.
	(rs6000_legitimize_reload_address): Do not generate bad reloads on
	darwin.

	* config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
	instruction does.
	("altivec_lvxl"): Same.
	(altivec_lvebx): Same.
	(altivec_lvehx): Same.
	(altivec_lvewx): Same.
	("*movv4si_const0"): New.
	("*movv4sf_const0"): New.
	("*movv8hi_const0"): New.
	("*movv16qi_const0"): New.

From-SVN: r49853
      Aldy Hernandez committed
  3. 18 Feb, 2002 21 commits
  5. 17 Feb, 2002 12 commits
  7. 16 Feb, 2002 6 commits