+2004-08-24 James E Wilson <wilson@specifixinc.com>
+
+ * Makefile.in (STAGEFEEDBACK_FLAGS_TO_PASS): Remove
+ -freorder-blocks-and-partition.
+
+2004-08-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR middle-end/17044
+ * tree-ssa-threadupdate.c (redirection_data): Make static.
+ (thread_block): Use ggc_alloc_cleared to allocate struct
+ redirection_data. Don't free elements in redirection_data.
+
+2004-08-24 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/predicates.md (small_data_pattern): Match prefetches.
+
+2004-08-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ PR tree-optimization/17016
+ * tree-ssa-loop-niter.c (number_of_iterations_cond,
+ number_of_iterations_exit): Use POINTER_TYPE_P instead
+ of testing for POINTER_TYPE.
+
+2004-08-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * tree-ssa-loop-ivcanon.c: New file.
+ * tree-ssa-loop-manip.c (create_iv): New function.
+ * Makefile.in (tree-ssa-loop-ivcanon.o): Add.
+ (tree-ssa-loop.o, tree-ssa-loop-manip.o): Add SCEV_H dependency.
+ * cfgloop.c (mark_single_exit_loops): New function.
+ (verify_loop_structure): Verify single-exit loops.
+ * cfgloop.h (struct loop): Add single_exit field.
+ (LOOPS_HAVE_MARKED_SINGLE_EXITS): New constant.
+ (mark_single_exit_loops): Declare.
+ (tree_num_loop_insns): Declare.
+ * cfgloopmanip.c (update_single_exits_after_duplication): New function.
+ (duplicate_loop_to_header_edge): Use it.
+ * common.opt (fivcanon): New flag.
+ * timevar.def (TV_TREE_LOOP_IVCANON, TV_COMPLETE_UNROLL): New timevars.
+ * tree-cfg.c (tree_find_edge_insert_loc): Return newly created block.
+ (bsi_commit_edge_inserts_1): Pass null to tree_find_edge_insert_loc.
+ (bsi_insert_on_edge_immediate): New function.
+ * tree-flow.h (bsi_insert_on_edge_immediate,
+ canonicalize_induction_variables, tree_unroll_loops_completely,
+ create_iv): Declare.
+ * tree-optimize.c (init_tree_optimization_passes): Add
+ pass_iv_canon and pass_complete_unroll.
+ * tree-pass.h (pass_iv_canon, pass_complete_unroll): Declare.
+ * tree-scalar-evolution.c (get_loop_exit_condition,
+ get_exit_conditions_rec, number_of_iterations_in_loop,
+ scev_initialize): Use single_exit information.
+ * tree-ssa-loop-niter.c (number_of_iterations_cond): Record
+ missing assumptions.
+ (loop_niter_by_eval): Return number of iterations as unsigned
+ int.
+ * tree-ssa-loop.c (tree_ssa_loop_init): Mark single exit loops.
+ (tree_ssa_loop_ivcanon, gate_tree_ssa_loop_ivcanon, pass_iv_canon,
+ tree_complete_unroll, gate_tree_complete_unroll, pass_complete_unroll):
+ New passes.
+ (tree_ssa_loop_done): Call free_numbers_of_iterations_estimates.
+ * tree-ssanames.c (make_ssa_name): Allow creating ssa name before
+ the defining statement is ready.
+ * tree-vectorizer.c (vect_create_iv_simple): Removed.
+ (vect_create_index_for_array_ref, vect_transform_loop_bound):
+ Use create_iv.
+ (vect_transform_loop_bound): Use single_exit information.
+ (vect_analyze_loop_form): Cleanup bogus tests.
+ (vectorize_loops): Do not call flow_loop_scan.
+ * tree.h (may_negate_without_overflow_p): Declare.
+ * fold-const.c (may_negate_without_overflow_p): Split out from ...
+ (negate_expr_p): ... this function.
+ (tree_expr_nonzero_p): Handle overflowed constants correctly.
+ * doc/invoke.texi (-fivcanon): Document.
+ * doc/passes.texi: Document canonical induction variable creation.
+
+2004-08-24 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.h (ISA_HAS_INT_CONDMOVE): Delete.
+ * config/mips/mips.c (print_operand): Fold %B/%b handling into %T/%t,
+ using the mode of the operand to decide between them.
+ * config/mips/mips.md (MOVECC): New mode macro.
+ (ccreg): New mode attribute.
+ (*mov{si,di,sf,df}_on_{cc,si,di}): Name formerly unnamed patterns.
+ Redefine using :GPR and :MOVECC. Use %T and %t for the condition.
+ (mov[sd]icc): Redefine using :GPR.
+
+2004-08-24 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips-protos.h (mips_emit_prefetch): Delete.
+ (mips_prefetch_cookie): New function.
+ * config/mips/mips.c (print_operand_address): Fix handling of
+ ADDRESS_CONST_INT.
+ (mips_emit_prefetch): Delete.
+ (mips_prefetch_cookie): New function.
+ * config/mips/mips.md (prefetch): Turn into a define_insn. Use a
+ mode of QImode for the address_operand. Use mips_prefetch_cookie
+ to calculate the first "pref" operand.
+ (prefetch_[sd]i, prefetch_[sd]i_address): Delete.
+ (prefetch_indexed_[sd]i): Redefine using :P. Use mips_prefetch_cookie.
+
+2004-08-24 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm.md: Include predicates.md.
+ * predicates.md: New file.
+ * arm.c (s_register_operand, arm_hard_register_operand)
+ (arm_general_register_operand, f_register_operand, reg_or_int_operand)
+ (arm_immediate_operand, arm_neg_immediate_operand)
+ (arm_not_immediate_operand, arm_rhs_operand, arm_rhsm_operand)
+ (arm_add_operand, arm_addimm_operand, arm_not_operand)
+ (offsettable_memory_operand, alignable_memory_operand)
+ (arm_reload_memory_operand, arm_float_rhs_operand)
+ (arm_float_add_operand, vfp_compare_operand, arm_float_compare_operand)
+ (index_operand, shiftable_operator, logical_binary_operator)
+ (shift_operator, equality_operator, arm_comparison_operator)
+ (minmax_operator, cc_register, dominant_cc_register)
+ (arm_extendqisi_mem_op, power_of_two_operand, nonimmediate_di_operand)
+ (di_operand, nonimmediate_soft_df_operand, soft_df_operand)
+ (const_shift_operand, load_multiple_operation)
+ (store_multiple_operation, multi_register_push, thumb_cmp_operand)
+ (thumb_cmpneg_operand, thumb_cbrch_target_operand)
+ (cirrus_register_operand, cirrus_fp_register)
+ (cirrus_shift_const): Delete, replaced with equivalents in
+ predicates.md.
+ (shift_op): Handle ROTATE.
+ * arm-protos.h: Delete declarations for above.
+ * arm.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Delete.
+ * t-arm (MD_INCLUDES): Add predicates.md.
+ (s-preds): Depends on MD_INCLUDES.
+
+2004-08-24 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.c (mips_gen_conditional_trap): Fix mode.
+ * config/mips/mips.md (*conditional_trap[sd]i): Name previously unnamed
+ patterns. Redefine using :GPR. Give the match_operator a mode.
+ Use '%2' rather than '%z2' for operand 2.
+
+2004-08-24 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.md (load_call[sd]i): Redefine using :P. Add mode
+ attribute.
+
2004-08-24 Richard Sandiford <rsandifo@redhat.com>
* config/mips/mips.md (indirect_jump): Use force_reg. Adjust names
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