+2008-08-19 Ira Rosen <irar@il.ibm.com>
+
+ * tree-vectorizer.c (supportable_widening_operation): Support
+ multi-step conversion, return the number of steps in such conversion
+ and the required intermediate types.
+ (supportable_narrowing_operation): Likewise.
+ * tree-vectorizer.h (vect_pow2): New function.
+ (supportable_widening_operation): Change argument types.
+ (supportable_narrowing_operation): Likewise.
+ (vectorizable_type_promotion): Add an argument.
+ (vectorizable_type_demotion): Likewise.
+ * tree-vect-analyze.c (vect_analyze_operations): Call
+ vectorizable_type_promotion and vectorizable_type_demotion with
+ additional argument.
+ (vect_get_and_check_slp_defs): Detect patterns.
+ (vect_build_slp_tree): Add an argument, don't fail in case of multiple
+ types.
+ (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
+ vect_build_slp_tree with correct arguments. Calculate unrolling factor
+ according to the smallest type in the loop.
+ (vect_detect_hybrid_slp_stmts): Include statements from patterns.
+ * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
+ supportable_widening_operation with correct arguments.
+ * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
+ operands lists according to the number of vector statements in left
+ or right node, if exists.
+ (vect_gen_widened_results_half): Remove unused argument.
+ (vectorizable_conversion): Call supportable_widening_operation,
+ supportable_narrowing_operation, and vect_gen_widened_results_half
+ with correct arguments.
+ (vectorizable_assignment): Change documentation, support multiple
+ types in SLP.
+ (vectorizable_operation): Likewise.
+ (vect_get_loop_based_defs): New function.
+ (vect_create_vectorized_demotion_stmts): Likewise.
+ (vectorizable_type_demotion): Support loop-aware SLP and general
+ multi-step conversion. Call vect_get_loop_based_defs and
+ vect_create_vectorized_demotion_stmts for transformation.
+ (vect_create_vectorized_promotion_stmts): New function.
+ (vectorizable_type_promotion): Support loop-aware SLP and general
+ multi-step conversion. Call vect_create_vectorized_promotion_stmts
+ for transformation.
+ (vectorizable_store): Change documentation, support multiple
+ types in SLP.
+ (vectorizable_load): Likewise.
+ (vect_transform_stmt): Pass SLP_NODE to
+ vectorizable_type_promotion and vectorizable_type_demotion.
+ (vect_schedule_slp_instance): Move here the calculation of number
+ of vectorized statements for each node from...
+ (vect_schedule_slp): ... here.
+ (vect_transform_loop): Call vect_schedule_slp without the last
+ argument.
+
+2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
+
+ PR bootstrap/37152
+ * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
+ to == in assert statement.
+ (vectorizable_reduction): Fix typo.
+
+2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR bootstrap/37153
+ * value-prof.c (check_counter): Dereference pointer to overall
+ count when printing it.
+
+2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
+
+ * profile.h: Really add it.
+
+2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
+
+ * mcf.c: Really add it.
+
+2008-08-18 Paul Yuan <yingbo.com@gmail.com>
+ Vinodha Ramasamy <vinodha@google.com>
+
+ * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
+ count_scale.
+ * value-prof.c (check_counter): Fix the counter if
+ flag_profile_correction is true.
+ (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
+ tree_mod_subtract_transform):
+ Follow check_counter parameter change.
+ * common.opt (fprofile-correction): New option.
+ * mcf.c: New file.
+ * profile.h: Likewise.
+ * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
+ (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
+ is_inconsistent, set_bb_counts, read_profile_edge_counts): New
+ functions.
+ (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
+ flag_profile_correction is set.
+
+2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
+
+2008-08-18 Tomas Bily <tbily@suse.cz>
+
+ * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
+ * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
+ CONVERT_EXPR_P.
+ * tree-data-ref.c (split_constant_offset_1): Likewise.
+ * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
+ * tree-sra.c (sra_walk_expr): Likewise.
+ * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
+ * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
+ * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
+ * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
+ Likewise.
+ * gimple.c (gimple_assign_unary_nop_p): Likewise.
+ * tree-vect-transform.c (vectorizable_type_demotion)
+ (vectorizable_type_promotion): Likewise.
+ * tree-inline.c (expand_call_inline):
+ * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
+ (forward_propagate_addr_expr_1, forward_propagate_comparison)
+ (tree_ssa_forward_propagate_single_use_vars): Likewise.
+ * expr.c (expand_expr_real_1): Likewise.
+ * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
+ (gimple_assign_unary_useless_conversion_p): Likewise.
+ * tree-stdarg.c (execute_optimize_stdarg): Likewise.
+ * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
+ * fold-const.c (fold_unary): Likewise.
+ * tree.h (CONVERT_EXPR_P): Likewise.
+ * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
+ * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
+ * tree-vrp.c:
+ (register_edge_assert_for_2, extract_range_from_unary_expr)
+ (register_edge_assert_for_1): Likewise.
+
+2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
+ dconst_third_ptr, dconst_sqrt2_ptr): Declare.
+ (enum real_value_const): Delete.
+ (get_real_const): Delete.
+ * real.c (get_real_const): Delete.
+ (dconst_e_ptr): Define.
+ (dconst_third_ptr): Define.
+ (dconst_sqrt2_ptr): Define.
+ * builtins.c: Update all callers.
+
+2008-08-18 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
+ statement iterator after statement removal.
+
+2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
+
+ * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
+ (detect_processor_freebsd): Likewise.
+ (host_detect_local_cpu): Call newly added functions for FreeBSD.
+
+2008-08-18 Richard Guenther <rguenther@suse.de>
+
+ * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
+ and loads have the correct types.
+
+2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ PR cpp/7263
+ * c-opts.c (cpp_opts): Remove static.
+ * c-parser.c (cpp_opts): Declare it extern.
+ (disable_extension_diagnostics): Handle cpp options.
+ (enable_extension_diagnostics): Likewise.
+
+2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ * diagnostics.c (permerror_at): Rename as permerror.
+ (permerror): Delete.
+ * toplev.h: Likewise.
+
+2008-08-18 Richard Guenther <rguenther@suse.de>
+
+ * passes.c (init_optimization_passes): Remove cleanup_cfg1,
+ sdse1 and addressables2 passes. Replace dce1 with cddce1.
+ Move call_cdce before build_alias. Move copyrename2,
+ cunrolli and ccp2 beafore build_alias. Re-add addressable2
+ right after final inlining.
+ * tree-cfg.c (build_gimple_cfg): Do not dump function here.
+ (pass_build_cfg): But instead via TODO_dump_func.
+
+2008-08-18 Richard Guenther <rguenther@suse.de>
+
+ * tree-sra.c (generate_element_init_1): Deal with NULL constructor
+ element index.
+ (scalarize_init): If we failed to generate some initializers
+ do not generate zeros for not instantiated members. Instead
+ rely on the copy out.
+ * tree-ssa-operands.c (get_addr_dereference_operands): Warn
+ about missing flow-sensitive alias info only if we have
+ aliases computed.
+
+2008-08-17 Nick Clifton <nickc@redhat.com>
+
+ * doc/extend.texi (Function Attributes): Fix typo in description
+ if hot function attribute.
+
+2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
+ Richard Sandiford <rdsandiford@googlemail.com>
+
+ * doc/install.texi (--with-mips-plt): Document.
+ * doc/invoke.texi (-mplt, -mno-plt): Document.
+ * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
+ and handle ${with_mips_plt}.
+ * config/mips/mips.opt (mplt): New option.
+ * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
+ (TARGET_ABICALLS_PIC2): Likewise.
+ (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
+ (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
+ (ASM_SPEC): Use !mabi=* instead of !mabi*.
+ (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
+ to decide whether to output ".option picX" directives.
+ * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
+ Pass -call_nonpic rather than -KPIC for -mplt.
+ (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
+ on the command line. Also remove it when -mabi=64 is used without
+ -msym32.
+ * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
+ * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
+ TARGET_ABICALLS_PIC0.
+ (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
+ TARGET_ABICALLS.
+ (mips16_build_function_stub): Only output ".option pic" directives
+ and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
+ (mips16_build_call_stub): Fix comment and remove redundant
+ ".set at"/"set .noat" directives.
+ (mips_function_rodata_section): Use the default behaviour for
+ TARGET_ABSOLUTE_ABICALLS.
+ (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
+ (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
+ (mips_restore_gp): Do nothing if the current function doesn't use
+ a global pointer.
+ (mips_expand_prologue): Only save $gp if the current function uses it.
+ Use a normal move for TARGET_ABICALLS_PIC0.
+ (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
+
+2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
+ of function when handling GLOBAL_POINTER_REGNUM.
+
+2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
+
+ PR ada/20548
+ * common.opt (-fstack-check): Do not declare the variable here.
+ (-fstack-check=): New option variant.
+ * doc/invoke.texi (Code Gen Options): Document it.
+ * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
+ (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
+ (STACK_CHECK_STATIC_BUILTIN): New macro.
+ * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
+ * opts.c: Include expr.h.
+ (common_handle_option) <OPT_fold_stack_check_>: New case.
+ <OPT_fstack_check>: Likewise.
+ * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
+ consistently in the test for variable-sized types. Adjust for
+ new behaviour of flag_stack_check.
+ * explow.c: Include except.h.
+ (allocate_dynamic_stack_space): Do not take into account
+ STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
+ * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
+ for variable-sized parameters. Treat all parameters whose size is
+ greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
+ stack checking is enabled.
+ * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
+ size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
+ if generic stack checking is enabled.
+ (expand_function_end): Adjust for new behaviour of flag_stack_check.
+ * reload1.c (reload): Likewise.
+ * stmt.c (expand_decl): Assert that all automatic variables have
+ fixed size at this point and remove dead code.
+ * flags.h (stack_check_type): New enumeration type.
+ (flag_stack_check): Declare.
+ * toplev.c (flag_stack_check): New global variable.
+ * Makefile.in (opts.o): Add dependency on EXPR_H.
+ (explow.o): Add dependency on except.h.
+
+2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
+
+ * config/avr/avr.c (avr_override_options): Reduce value of
+ PARAM_INLINE_CALL_COST.
+
+2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
+
+ * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
+ to BLKmode, try to fetch an inner memory reference. Use 'mode' in
+ lieu of TYPE_MODE (type) throughout.
+
+2008-08-15 Joseph Myers <joseph@codesourcery.com>
+
+ * config/arm/arm.c (add_minipool_backward_ref): Check for
+ 8-byte-aligned entries in second case of forcing insertion after a
+ particular entry. Change third case to avoid inserting
+ non-8-byte-aligned entries before 8-byte-aligned ones.
+
+2008-08-15 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
+ strip components for unknown size accesses.
+
+2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
+
+ * config/s390/2097.md New file.
+ * config/s390/s390.md ("z10prop" attribute): Define none,
+ z10_super, z10_super_E1, z10_super_A1, z10_super_c,
+ z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
+ z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
+ possible values and apply them to insns as appropriate.
+ ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
+ ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
+ fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
+ fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
+ values.
+ ("bfp" mode attribute): Removed. Every occurence replaced
+ with <mode>.
+ * config/s390/s390.c (struct "z10_cost"): Updated entries.
+ * config/s390/2084.md (insn_reservation "x_itof"): Updated
+ type attribute.
+
+2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ PR c/28152
+ * c-parser.c (c_lex_one_token): Do not store the canonical spelling
+ for keywords.
+
+2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
+
+ * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
+ additional argument. Support reduction when duplication is needed due
+ to data-types of different sizes in the loop.
+ (get_initial_def_for_induction): Fix printout.
+ (vect_get_vec_def_for_stmt_copy): Support case where the
+ vec_stmt_for_operand is a phi node.
+ (vectorizable_reduction): Support reduction when duplication is needed
+ due to data-types of different sizes in the loop.
+ (vectorizable_call): Remove restriction to not vectorize in case we
+ have data-types of different sizes in the loop.
+ (vectorizable_conversion): Likewise.
+ (vectorizable_operation): Likewise.
+ (vectorizable_type_demotion): Likewise.
+ (vectorizable_type_promotion): Likewise.
+ (vectorizable_induction): Add restriction to not vectorize in case
+ we have data-types of different sizes in the loop.
+
+2008-08-14 Christophe Saout <christophe@saout.de>
+ Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/37101
+ * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
+ (*vec_concatv2di_rex64_sse4_1): Ditto.
+ (*vec_concatv2di_rex64_sse): Ditto.
+
+2008-08-14 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/37103
+ * fold-const.c (fold_widened_comparison): Do not allow
+ sign changes that change the result even if shorter type
+ is wider than arg1_unw's type.
+
+2008-08-13 Kazu Hirata <kazu@codesourcery.com>
+
+ * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
+ Skip if the multilib testing specifies -march that does not
+ agree with the one specified in the testcase.
+
+2008-08-13 Joseph Myers <joseph@codesourcery.com>
+
+ * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
+ zero extend SImode values being converted to TFmode before passing
+ to libcalls.
+
+2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
+
+ * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
+ __PPU__ when targeting the Cell/B.E. PPU processor.
+
+2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
+
+ * gimple.h (gimple_call_set_chain): Accept SSA variables.
+ * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
+ Rematerialize the static chain, if any.
+ * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
+ static chain.
+
+2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
+
+ * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
+ (new_loc_descr): Likewise.
+ (add_loc_descr): Likewise.
+ (size_of_loc_descr): Likewise.
+ (size_of_locs): Likewise.
+ (output_loc_operands): Likewise.
+ (output_loc_sequence): Likewise.
+ (new_reg_loc_descr): New.
+ (build_cfa_loc): Use it.
+ (build_cfa_aligned_loc): Likewise.
+ (one_reg_loc_descriptor): Likewise.
+ (based_loc_descr): Likewise.
+
+2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ PR 30551
+ * doc/invoke.texi (Wmain): Update.
+ * c-decl.c (start_decl): warn_main is only 0 or 1.
+ (start_function): Likewise. Fix formatting.
+ (finish_function): Delete redundant warning.
+ * c.opt (Wmain): Add Var(warn_main) and Init(-1).
+ * c-opts (c_common_handle_option): -Wall only has effect if
+ warn_main is uninitialized. OPT_Wmain is automatically
+ handled. -pedantic also enables Wmain.
+ (c_common_post_options): Handle all logic for Wmain here.
+ * c-common.c (warn_main): Delete.
+ (check_main_parameter_types): Make pedwarns conditional on
+ OPT_Wmain.
+ * c-common.h (warn_main): Delete.
+
+2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR middle-end/36701
+ * expr.c (emit_group_store): Allocate stack temp with the
+ largest alignment when copying from register to stack.
+
+2008-08-13 Richard Guenther <rguenther@suse.de>
+
+ * tree.h (maybe_fold_offset_to_address): Declare.
+ * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
+ (ccp_fold): Handle pointer conversions the same as fold_stmt.
+ Likewise for POINTER_PLUS_EXPR.
+ (maybe_fold_offset_to_reference): Enable disabled code.
+ (maybe_fold_offset_to_address): New function.
+ (fold_stmt_r): Use it.
+ (fold_gimple_assign): Likewise.
+ * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
+ (gimplify_expr): Likewise.
+
+2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ * toplev.h (pedwarn_at): Fix declaration.
+
+2008-08-13 Joseph Myers <joseph@codesourcery.com>
+
+ * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
+ LINK_SPEC): Use %R in -Y P argument.
+
+2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ PR c/15236
+ * diagnostic.c (pedwarn_at): New.
+ * toplev.h (pedwarn_at): Declare.
+ * c-tree.h (build_enumerator): Update declaration.
+ * c-decl.c (finish_enum): Update comment.
+ (build_enumerator): Take a location parameter. Give a pedwarn but do
+ not perform any conversion.
+ * c-parser.c (c_parser_enum_specifier): Set correct location for
+ enumerator.
+
2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR 35635
2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
PR libgomp/26165
-
* gcc.c (include_spec_function): Tweak call to find_a_file.
2008-08-12 Jakub Jelinek <jakub@redhat.com>
2008-08-12 Anatoly Sokolov <aesok@post.ru>
- * final.c (final_scan_insn): Use app_enable/app_disable functions.
+ * final.c (final_scan_insn): Use app_enable/app_disable functions.
2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2008-08-07 Bob Wilson <bob.wilson@acm.org>
- * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming value
- in a6 after the set_frame_ptr insn.
+ * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
+ value in a6 after the set_frame_ptr insn.
2008-08-07 Richard Henderson <rth@redhat.com>
* matrix-reorg.c (compute_offset): Avoid C++ keywords.
2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
-
+
PR 26785
* diagnostic.c (permerror_at): New.
* toplev.h (permerror_at): Declare.