+2007-04-11 Sebastian Pop <sebpop@gmail.com>
+
+ PR tree-optimization/32367
+ * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
+ of the chrec has no evolution in that loop.
+ * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
+
+2007-06-19 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/xtensa.c: Include "df.h".
+ (xtensa_builtin_saveregs): Use adjust_address instead of change_address.
+ (xtensa_va_start): Invoke make_tree with sizetype for
+ expand_builtin_saveregs and then convert the result to a pointer.
+ Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
+ (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
+ Subtract argument size from index value as integers and then use
+ POINTER_PLUS_EXPR to add the result to the array address.
+
+2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
+
+ PR target/32335
+ * config/m32c/m32c.c: Include dataflow header file.
+ (m32c_emit_prologue): Adjust for prologue insn change.
+ * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
+ once inside a PARALLEL. Assume frame size passed in operand 0
+ includes space to save the fb register.
+ (prologue_enter_24): Likewise.
+ (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
+
+2007-06-19 David Daney <ddaney@avtrex.com
+
+ PR target/32313
+ * config/mips/mips.md (cprestore): Mark $gp as used.
+
+2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
+
+ PR target/32369
+ * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
+ (frv_ifcvt_modify_insn): Likewise.
+
+2007-06-19 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
+ only handle positive offsets that fit in a HOST_WIDE_INT.
+
+2007-06-19 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.c (ix86_emit_swsqrtsf): Limit the result of
+ rsqrt insn to FLT_MAX to avoid NaN for zero input argument.
+
+2007-06-19 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/31950
+ * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
+
+2007-06-19 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/32353
+ * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
+
+2007-06-18 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/32389
+ * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
+ * config/i386/i386.c (assign_386_stack_local): Assert that
+ SLOT_VIRTUAL is valid only before virtual regs are instantiated.
+ (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
+ Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
+ * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
+
+2007-06-18 Steve Ellcey <sje@cup.hp.com>
+
+ * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
+
+2007-06-18 Seongbae Park <seongbae.park@gmail.com>
+
+ PR rtl-optimization/32321
+ * gcse.c (replace_store_insn): Update the note before
+ calling emit_insn_after.
+
+2007-06-18 David Daney <ddaney@avtrex.com
+
+ Revert:
+
+ 2007-06-18 David Daney <ddaney@avtrex.com
+
+ PR target/32313
+ * config/mips/mips.c (mips_expand_call): Mark $gp as used by
+ local function call.
+
+2007-06-18 David Daney <ddaney@avtrex.com
+
+ PR target/32313
+ * config/mips/mips.c (mips_expand_call): Mark $gp as used by
+ local function call.
+
+2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
+
+ PR middle-end/32355
+ * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
+ cse_main.
+ * df-problems.c (df_note_bb_compute): Fix dumping info.
+
+2007-06-18 Kazu Hirata <kazu@codesourcery.com>
+
+ * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
+ insn with emit_jump_insn.
+
+2007-06-18 Uros Bizjak <ubizjak@gmail.com>
+
+ PR tree-optimization/32383
+ * targhooks.c (default_builtin_reciprocal): Add new bool argument.
+ * targhooks.h (default_builtin_reciprocal): Update prototype.
+ * target.h (struct gcc_target): Update builtin_reciprocal.
+ * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
+ * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
+ where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
+ when fndecl is in BUILT_IN_MD class.
+ (execute_convert_to_rsqrt): Ditto.
+
+ * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
+ argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
+ Convert BUILT_IN_SQRTF code only when md_fn is false.
+
+2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * bt-load.c (move_btr_def): Fix the order of arguments
+ to validate_replace_rtx.
+
+2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
+
+ * config/m68k/m68k-devices.def: Add 54450..54455.
+
+2007-06-17 Uros Bizjak <ubizjak@gmail.com>
+
+ PR rtl-optimization/32366
+ * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
+ FLOAT_EXTEND]: Prevent non-scalar modes from entering
+ significand_size.
+
+2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
+
+ PR middle-end/32349
+ * modulo-sched (generate_reg_moves): Added rescan parameter and if
+ this is true, rescan insn being modified.
+ (sms_schedule): Added rescan parameter.
+ (rest_of_handle_sms): Moved freeing of dominance info to before
+ getting out of cfg_layout.
+
+2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
+
+ * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
+ * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
+ appropriate.
+
+ * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
+ FL_CF_EMAC from the entry for isac.
+
+ * config/m68k/predicates.md (const_call_operand): Adjust comment.
+ (const_sibcall_operand): New.
+ (sibcall_operand): Use it.
+ * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
+ (m68k_isas): ISAC does not imply FPU or EMAC.
+ (override_options): Add ISA_C logic for symbolic jump & call.
+
+2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
+ return mode from the builtin itself.
+ (sparc_fold_builtin): Fix cast of zero constant.
+
+2007-06-16 Uros Bizjak <ubizjak@gmail.com>
+
+ * targhooks.c (default_builtin_reciprocal): New default target hook.
+ * targhooks.h (default_builtin_reciprocal): Add prototype.
+ * hooks.c (hook_tree_tree_bool_null): Remove hook.
+ * hooks.h (hook_tree_tree_bool_null): Remove prototype.
+ * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
+ default_builtin_reciprocal.
+
+2007-06-16 Uros Bizjak <ubizjak@gmail.com>
+
+ PR middle-end/31723
+ * hooks.c (hook_tree_tree_bool_null): New hook.
+ * hooks.h (hook_tree_tree_bool_null): Add prototype.
+ * tree-pass.h (pass_convert_to_rsqrt): Declare.
+ * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
+ * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
+ and convert it to reciprocal a*rfunc(b).
+ (execute_convert_to_rsqrt): New function.
+ (gate_convert_to_rsqrt): New function.
+ (pass_convert_to_rsqrt): New pass definition.
+ * target.h (struct gcc_target): Add builtin_reciprocal.
+ * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
+ (TARGET_INITIALIZER): Initialize builtin_reciprocal with
+ TARGET_BUILTIN_RECIPROCAL.
+ * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
+
+ * config/i386/i386.h (TARGET_RECIP): New define.
+ * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
+ for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
+ flag_unsafe_math_optimizations are set, flag_trapping_math is unset
+ and not optimizing for size.
+ (*rcpsf2_sse): New insn pattern.
+ (*rsqrtsf2_sse): Ditto.
+ (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
+ for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
+ flag_unsafe_math_optimizations are set, flag_trapping_math is unset
+ and not optimizing for size.
+ (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
+ for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
+ flag_unsafe_math_optimizations are set, flag_trapping_math is unset
+ and not optimizing for size.
+ * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
+ for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
+ flag_unsafe_math_optimizations are set, flag_trapping_math is unset
+ and not optimizing for size.
+ (*sse_rsqrtv4sf2): Do not export.
+ (sqrtv4sf2): Ditto.
+ (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
+ for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
+ flag_unsafe_math_optimizations are set, flag_trapping_math is unset
+ and not optimizing for size.
+ (sqrtv4sf2): Ditto.
+ * config/i386/i386.opt (mrecip): New option.
+ * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
+ (ix86_emit_swsqrtsf): Ditto.
+ * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
+ (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
+ builtin definition.
+ (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
+ ix86_expand_unop1_builtin.
+ (ix86_emit_swdivsf): New function.
+ (ix86_emit_swsqrtsf): Ditto.
+ (ix86_builtin_reciprocal): New function.
+ (TARGET_BUILTIN_RECIPROCAL): Use it.
+ (ix86_vectorize_builtin_conversion): Rename from
+ ix86_builtin_conversion.
+ (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
+ * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
+ "i386 and x86_64 Options" section.
+ (Intel 386 and AMD x86_64 Options): Document -mrecip.
+
+2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
+ Zdenek Dvorak <dvorakz@suse.cz>
+ Richard Guenther <rguenther@suse.de>
+ Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * tree-vrp.c (compare_values_warnv): Convert val2 to
+ the type of val1.
+ (extract_range_from_assert): Create
+ POINTER_PLUS_EXPR for pointer types.
+ (extract_range_from_binary_expr): Handle
+ only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
+ for pointer types.
+ * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
+ * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
+ POINTER_PLUS_EXPR as PLUS_EXPR.
+ (number_of_iterations_lt_to_ne):
+ For pointer types, use sizetype when
+ creating MINUS_EXPR/PLUS_EXPRs.
+ (assert_loop_rolls_lt): For pointer types, use sizetype when
+ creating MINUS_EXPR/PLUS_EXPRs.
+ (number_of_iterations_le): Likewise.
+ (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
+ (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
+ like PLUS_EXPR and MINUS_EXPR.
+ * tree-pretty-print.c (dump_generic_node): Handle
+ POINTER_PLUS_EXPR.
+ (op_prio): Likewise.
+ (op_symbol_1): Likewise.
+ * optabs.c (optab_for_tree_code): Likewise.
+ * tree-ssa-loop-manip.c (create_iv): Handle pointer base
+ specially.
+ * tree-tailcall.c (process_assignment): Mention
+ POINTER_PLUS_EXPR in a TODO comment.
+ * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
+ MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
+ not used with a pointer and an integer type.
+ * tree-scalar-evolution.c (add_to_evolution_1): Convert the
+ increment using chrec_convert_rhs instead of chrec_convert.
+ (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
+ PLUS_EXPR except for the right hand side's type will be
+ sizetype.
+ (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
+ (fold_used_pointer_cast): Kill.
+ (pointer_offset_p): Kill.
+ (fold_used_pointer): Kill.
+ (pointer_used_p): Kill.
+ (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
+ call fold_used_pointer.
+ (instantiate_parameters_1): Convert the increment
+ using chrec_convert_rhs instead of chrec_convert.
+ Handle POINTER_PLUS_EXPR as PLUS_EXPR.
+ * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
+ instead of PLUS_EXPR.
+ (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
+ PLUS_EXPR for pointers.
+ (std_gimplify_va_arg_expr): Likewise.
+ (fold_builtin_memory_op): Likewise.
+ (fold_builtin_strstr): Likewise.
+ (fold_builtin_strchr): Likewise.
+ (fold_builtin_strrchr): Likewise.
+ (fold_builtin_strpbrk): Likewise.
+ (expand_builtin_memory_chk): Likewise.
+ (fold_builtin_memory_chk): Likewise.
+ (std_expand_builtin_va_start): Use
+ sizetype for the call to make_tree and then convert
+ to the pointer type.
+ (fold_builtin_memchr): Use POINTER_PLUS_EXPR
+ instead of PLUS_EXPR for adding to a pointer.
+ (std_gimplify_va_arg_expr): Use fold_build2 for
+ the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
+ the operands to sizetype first and then cast the BIT_AND_EXPR
+ back to the pointer type.
+ * fold-const.c (build_range_check): Handle pointer types
+ specially.
+ (extract_array_ref): Look for POINTER_PLUS_EXPR instead
+ of PLUS_EXPR's. Make sure the offset is converted to
+ sizetype.
+ (try_move_mult_to_index): Strip the NOPs from the offset.
+ Remove code argument and replace all uses with PLUS_EXPR.
+ (fold_to_nonsharp_ineq_using_bound): Handle pointer types
+ specially. Don't use a pointer type for MINUS_EXPR.
+ (fold_unary): Handle for (T1)(X op Y),
+ only p+ as that is the only as that can be handled for
+ binary operators now.
+ (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
+ POINTER_PLUS_EXPR.
+ <case PLUS_EXPR>: Add folding of PTR+INT into
+ PTR p+ INT.
+ Don't call try_move_mult_to_index.
+ <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
+ into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
+ (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
+ Don't call try_move_mult_to_index.
+ (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
+ (tree_expr_nonzero_p): Likewise.
+ (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
+ of PLUS_EXPR for the complex expression folding.
+ * tree-chrec.c (chrec_fold_plus_poly_poly): If the
+ first chrec is a pointer type, then the second should
+ be sizetype and not the first's type.
+ For POINTER_PLUS_EXPR, use a different right hand side type.
+ Handle POINTER_PLUS_EXPR like PLUS_EXPR.
+ (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
+ different right hand side type.
+ Handle POINTER_PLUS_EXPR like PLUS_EXPR.
+ (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
+ instead of PLUS_EXPR.
+ When either operand is zero, convert the other operand.
+ (chrec_apply): Use chrec_convert_rhs
+ on the argument x instead of chrec_convert.
+ (reset_evolution_in_loop): For pointer types, the new_evol
+ should be sizetype.
+ (convert_affine_scev): For POINTER_PLUS_EXPR, use a
+ different right hand side type.
+ Handle POINTER_PLUS_EXPR like PLUS_EXPR.
+ (chrec_convert_rhs): New function.
+ (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
+ different right hand side type.
+ Handle POINTER_PLUS_EXPR like PLUS_EXPR.
+ * tree-chrec.h (chrec_convert_rhs): New prototype.
+ (build_polynomial_chrec): For pointer types, the right hand
+ * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
+ POINTER_PLUS_EXPR instead of PLUS_EXPR's.
+ Remove subtraction case as it is always addition now.
+ Make sure the offset is converted to sizetype.
+ (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
+ Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
+ * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
+ PLUS_EXPR in pointer type.
+ Handle POINTER_PLUS_EXPR.
+ (tree_to_aff_combination): Likewise.
+ (force_expr_to_var_cost): Likewise.
+ (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
+ instead of PLUS_EXPR for pointers.
+ * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
+ instead of PLUS_EXPR of pointer types.
+ * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
+ as PLUS_EXPR.
+ (check_va_list_escapes): Likewise.
+ (check_all_va_list_escapes): Likewise.
+ * dwarf2out.c (loc_descriptor_from_tree_1):
+ Handle POINT_PLUS_EXPR as a PLUS_EXPR.
+ * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
+ (string_constant): Likewise.
+ * tree-ssa-address.c (tree_mem_ref_addr): When adding
+ the offset to the base, use POINTER_PLUS_EXPR.
+ (add_to_parts): Convert the index to sizetype.
+ (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
+ * matrix-reorg.c (collect_data_for_malloc_call): Stmt
+ will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
+ Offset only holds something for PLUS_EXPR.
+ (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
+ a PLUS_EXPR.
+ (analyze_transpose): POINTER_PLUS_EXPR will only show up now
+ and not PLUS_EXPR.
+ (analyze_accesses_for_modify_stmt): Likewise.
+ Remove comment about the type being integral type as it is
+ wrong now.
+ (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
+ PLUS_EXPR.
+ (transform_access_sites): POINTER_PLUS_EXPR will only show up now
+ and not PLUS_EXPR.
+ Correct the type which the artimentic is done in (is now
+ sizetype).
+ Reindent one loop.
+ * tree-data-ref.c (split_constant_offset): Handle
+ POINTER_PLUS_EXPR
+ * tree-affine.c (tree_to_aff_combination): Likewise.
+ * c-typeck.c (build_unary_op): For pointers create the increment
+ as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
+ for pointers.
+ * gimplify.c (gimplify_self_mod_expr): Create a
+ POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
+ (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
+ * tree.def (POINTER_PLUS_EXPR): New tree code.
+ * tree-predcom.c (ref_at_iteration): If we have a pointer
+ type do the multiplication in sizetype.
+ * tree-mudflap.c (mf_xform_derefs_1): Create a
+ POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
+ * tree-ssa-forwprop.c
+ (forward_propagate_addr_into_variable_array_index):
+ Don't expect there to be a cast for the index as that
+ does not exist anymore.
+ (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
+ instead of PLUS_EXPR.
+ Don't check for the first operand of the POINTER_PLUS_EXPR
+ was the index as it cannot be.
+ Call forward_propagate_addr_into_variable_array_index with
+ the SSA_NAME instead of the statement.
+ * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
+ (compare_constant): Likewise.
+ (copy_constant): Likewise.
+ (compute_reloc_for_constant): Likewise.
+ (output_addressed_constants): Likewise.
+ (initializer_constant_valid_p): Likewise.
+ * tree-ssa.c (tree_ssa_useless_type_conversion_1):
+ Convert the MIN/MAX of the inner type to the outer
+ type before comparing them.
+ * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
+ POINTER_PLUS_EXPR instead of PLUS_EXPR.
+ (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
+ of PLUS_EXPR for pointers.
+ * tree-inline.c (estimate_num_insns_1): Handle
+ POINTER_PLUS_EXPR.
+ * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
+ Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
+ (bump_vector_ptr): Create a POINTER_PLUS_EXPR
+ instead of PLUS_EXPR for the pointer increment statement.
+ (vect_update_ivs_after_vectorizer): For pointer types, create
+ POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
+ MULT_EXPR in sizetype.
+ (vect_gen_niters_for_prolog_loop): Add a cast when creating
+ byte_misalign.
+ * tree-object-size.c (plus_expr_object_size): Handle
+ POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
+ code which is trying to figure out which side is a pointer and
+ is the index.
+ (check_for_plus_in_loops_1): Likewise.
+ (check_for_plus_in_loops): Likewise.
+ * c-common.c (pointer_int_sum): Create a
+ POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
+ * tree-ssa-structalias.c (handle_ptr_arith): Handle
+ only POINTER_PLUS_EXPR. Removing all the extra
+ code which is trying to figure out which side is a pointer and
+ is the index.
+ * tree-cfg.c (verify_expr): Add extra checking for pointers and
+ PLUS_EXPR and MINUS_EXPR.
+ Also add checking to make sure the operands of POINTER_PLUS_EXPR
+ are correct.
+ * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
+ with make_tree, instead of a pointer type.
+ * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
+ for pointers instead of PLUS_EXPR.
+ (s390_gimplify_va_arg): Likewise.
+ * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
+ instead of PLUS_EXPR when doing addition on pointer
+ types. Use sizetype for the second operand.
+ (spu_gimplify_va_arg_expr): Likewise.
+ * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
+ POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
+ a pointer. Don't create a BIT_AND_EXPR for pointer types.
+ * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
+ for the pointer addition and also use size_int/sizetype
+ for the offset.
+ (ix86_gimplify_va_arg): Likewise.
+ Perform BIT_AND_EXPR on sizetype arguments.
+ * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
+ and convert its result to a pointer type. Use POINTER_PLUS_EXPR
+ for the pointer additions and also use size_int for the offsets.
+ (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
+ additions and also use size_int for the offsets. Perform
+ BIT_AND_EXPR on sizetype arguments.
+ * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
+ POINTER_PLUS_EXPR for pointers and create the
+ BIT_AND_EXPR in sizetype.
+ * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
+ instead of PLUS_EXPR for pointer addition.
+ (rs6000_va_start): Likewise.
+ Also use sizetype for the offset.
+ * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
+ as PLUS_EXPR/MINUS_EXPR.
+ (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
+ PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
+ Don't use BIT_AND_EXPR on a pointer type, convert the
+ expression to sizetype first.
+ * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
+ for pointers.
+ (mips_gimplify_va_arg_expr): Likewise.
+ Don't create BIT_AND_EXPR in a pointer type.
+
+2007-06-15 Eric Christopher <echristo@apple.com>
+
+ * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
+ (x86_64-*-darwin*): Ditto.
+ * config/i386/darwin.h (CRTEND_SPEC): New. Add support
+ for above.
+
+2007-06-15 Matthew Wilcox <matthew@wil.cx>
+
+ * doc/extend.texi: Document behavior of __attribute__((aligned))
+ on typedefs.
+
2007-06-15 Mark Mitchell <mark@codesourcery.com>
* rtlanal.c (note_stores): Improve documentation.
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