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  1. 11 Aug, 2004 3 commits
  3. 10 Aug, 2004 22 commits
  5. 09 Aug, 2004 15 commits
    • re PR fortran/16919 (ICE with derived type and array constructor) · e9cfef64 
      	PR fortran/16919
	* trans-array.c (gfc_add_loop_ss_code): Handle GFC_SS_COMPONENT.
	(gfc_conv_array_index_offset): Allow "temporary" with nonzero delta.
	(gfc_trans_preloop_setup, gfc_trans_scalarized_loop_boundary):
	Handle GFC_SS_COMPONENT.
	(gfc_conv_ss_startstride): Ditto.  Set ss->shape.
	(gfc_conv_loop_setup): Tweak commends. Remove dead code.
	Use ss->shape.
	(gfc_conv_array_initializer): Call specific initializer routines.
	* trans-expr.c (gfc_trans_structure_assign): New function.
	(gfc_trans_subarray_assign): New function.
	(gfc_trans_subcomponent_assign): New fucntion
	(gfc_conv_structure): Use them.
	* trans.h (gfc_ss_type): Add GFC_SS_COMPONENT.
	(gfc_ss): Add shape.
testsuite/
	* gfortran.dg/der_array_1.f90: New test.

From-SVN: r85730
      Paul Brook committed
    • ggc-zone.c (struct alloc_zone): Add statistics counters. · b9bfca81 
      	* ggc-zone.c (struct alloc_zone): Add statistics counters.
	(always_collect): New flag.
	(ggc_alloc_zone_1): Update statistics support.  Don't include
	overhead in allocated counter.
	(sweep_pages): Update allocated counter for large pages.  Don'y
	include overhead.
	(ggc_collect_1): Always collect.
	(ggc_collect): Honor always_collect flag.  Sum all zones to decide
	whether to collect.
	(SCALE, LABEL): New macros.
	(ggc_print_statistics): Add statistics support.

From-SVN: r85729
      Daniel Jacobowitz committed
    • expmed.c (sdiv_pow2_cheap, [...]): Change type to bool. · fdded401 
      
	* expmed.c (sdiv_pow2_cheap, smod_pow2_cheap): Change type to bool.
	(init_expmed): Fix potential overrun problem with "all.reg".
	(expand_sdiv2_pow2): Add an alternate implementation for signed
	division, if the target provides a suitable conditional move insn.

From-SVN: r85728
      Roger Sayle committed
    • * gcc.dg/cpp/assert4.c: _AIX asserts #system(unix). · feb21f0d 
      From-SVN: r85726
      David Edelsohn committed
    • c99_functions.c (nextafterf): New implementation that works correctly with denormalized numbers. · 067a5735 
      
	* intrinsics/c99_functions.c (nextafterf): New implementation that
	works correctly with denormalized numbers.

From-SVN: r85724
      Roger Sayle committed
    • unwind-dw2.c (uw_install_context_1): Update target saved stack pointer. · 9d8646d7 
      	* unwind-dw2.c (uw_install_context_1): Update target saved stack
	pointer.

Co-Authored-By: Richard Henderson <rth@redhat.com>

From-SVN: r85723
      Paul Brook committed
    • ggc-common.c (ggc_rlimit_bound): Don't check RSS limit. · d37e6b50 
      	* ggc-common.c (ggc_rlimit_bound): Don't check RSS limit.
	Check DATA limit only if there's no AS limit.  Ignore insanely
	low DATA limits.
	(ggc_min_heapsize_heuristic): Don't divide AS or RSS limits by 8,
	but take care that the AS limit isn't overrun.
	* doc/invoke.texi: Update documentation of min-heapsize parameter.

From-SVN: r85722
      Geoffrey Keating committed
    • Makefile.in (OBJC-common): Add tree-ssa-threadupdate.c · 56b043c8 
              * Makefile.in (OBJC-common): Add tree-ssa-threadupdate.c
        (tree-ssa-threadupdate.o): Add dependencies.
        * tree-ssa-threadupdate.c: New file.
        * tree-flow.h (incoming_edge_threaded): New flag in block annotation.
        (rewrite_vars_out_of_ssa): Remove prototype.
        (cleanup_tree_cfg): Returns a bool.
        * tree.h (thread_through_all_blocks): Prototype.
        * tree-outof-ssa.c  (SSANORM_*): Move into here.
        (remove_ssa_form): Now static.
        (rewrite_vars_out_of_ssa): Kill.
        * tree-ssa-live.c (register_ssa_partitions_for_vars): Kill.
        * tree-ssa-live.h (SSANORM_*): Moved into tree-outof-ssa.c.
        (remove_ssa_form, register_partitions_for_vars): Kill declarations.
        * tree-cfg.c (cleanup_tree_cfg): Return a value indicating if
        anything was changed.
        * tree-phinodes.c (add_phi_arg): Get the block for the PHI
        from the PHI's annotation rather than the edge associated with
        the new argument.
        * tree-ssa-dom.c (redirection_edges): Kill.
        (redirect_edges_and_update_ssa_graph): Kill.
        (tree_ssa_dominator_optimize): Do not reset forwardable flag
        for blocks anymore.  Do not initialize redirection_edges.
        Call thread_through_all_blocks.  Simplify code for cleanup
        of the CFG and iterating.  No longer call cleanup_tree_cfg
        outside the iteration loop.
        (thread_across_edge): No longer mess with forwardable blocks.

From-SVN: r85721
      Jeff Law committed
    • explow.c (memory_address): Use memory_address_p. · 9b305d55 
      	* explow.c (memory_address): Use memory_address_p.
	* recog.c (general_operand): Likewise.
	* regrename.c: No need to define REG_OK_STRICT.

From-SVN: r85720
      Zack Weinberg committed
    • Ayee, missed a file. · 702d4b73 
      From-SVN: r85719
      Steven Bosscher committed
    • timevar.def (TV_CPROP1, [...]): New timers. · 27fb79ad 
      	* timevar.def (TV_CPROP1, TV_CPROP2, TV_PRE, TV_HOIST, TV_LSM):
	New timers.
	* gcse.c: Include timevar.h.
	(const_prop_count, copy_prop_count): Rename to global_const_prop_count
	and global_copy_prop_count.
	(local_const_prop_count, local_copy_prop_count): New static globals.
	(gcse_main): Set the right timevar for each pass.
	(cprop_jump): Increment global_const_prop_count when a constant is
	propagated.  Add "GLOBAL" to dump output.
	(cprop_insn): Increment global_const_prop_count when a constant is
	propagated, or global_copy_prop_count when a copy is propagated.
	(do_local_cprop): Likewise for local_const_prop_count and
	local_copy_prop_count.
	(one_cprop_pass): Initialize const/cprop counters to zero.
	Print out results of local and global const/cprop separately.
	(bypass_block): Break over-length line.

From-SVN: r85718
      Steven Bosscher committed
    • matmul.m4, [...]: Allocate space if return value has NULL in its data field. · 883c9d4d 
      2004-09-09  Victor Leikehman  <lei@il.ibm.com>

	* m4/matmul.m4, m4/matmull.m4, intrinsics/eoshift0.c,
	intrinsics/eoshift2.c, intrinsics/transpose_generic.c:
	Allocate space if return value has NULL in its data field.
	* generated/*.c: Regenerate.

From-SVN: r85717
      Victor Leikehman committed
    • stl_bvector.h: Trivial formatting fixes. · 705debec 
      2004-08-09  Paolo Carlini  <pcarlini@suse.de>

	* include/bits/stl_bvector.h: Trivial formatting fixes.

2004-08-09  Paolo Carlini  <pcarlini@suse.de>

	* src/ios.cc (ios_base::_M_grow_words): Uglify the names.

From-SVN: r85716
      Paolo Carlini committed
    • fix typo · 27f577e5 
      From-SVN: r85715
      Jason Merrill committed
    • [multiple changes] · 5d09245e 
      2004-08-09  Thomas Quinot  <quinot@act-europe.fr>

	* g-socket.adb (Abort_Selector): Initialize Buf to prevent valgrind
	from complaining on potential uninitialized reference.
	Change calls to GNAT.Sockets.Thin.Is_Socket_In_Set to account for
	new specification and test explicitly for non-zero return value.

	* g-socthi.ads (Is_Socket_In_Set): Declare imported function as
	returning C.int, to avoid using a derived boolean type.

	* exp_ch5.adb (Make_Tag_Ctrl_Assignments): Use
	Duplicate_Subexpr_No_Checks in preference to direct use of
	Remove_Side_Effects and New_Copy_Tree.
	Clear Comes_From_Source on prefix of 'Size attribute reference.

	* g-socthi.adb, g-socthi-vms.adb, g-socthi-mingw.adb,
	g-socthi-vxworks.adb: Change calls to
	GNAT.Sockets.Thin.Is_Socket_In_Set to account for new specification
	and test explicitly for non-zero return value.

	* g-socthi-vms.ads, g-socthi-mingw.ads, g-socthi-vxworks.ads:
	(Is_Socket_In_Set): Declare imported function as returning C.int, to
	avoid using a derived boolean type.

2004-08-09  Albert Lee  <lee@gnat.com>

	* system-irix-n32.ads: Refine tasking priority constants for IRIX.

2004-08-09  Pascal Obry  <obry@gnat.com>

	* gnat_ugn.texi: Document new way to build DLLs on Windows using
	GCC's -shared option.

	* mlib-tgt-mingw.adb (Build_Dynamic_Library): Pass GCC's options into
	Options_2 parameter (options put after object files).

2004-08-09  Olivier Hainque  <hainque@act-europe.fr>

	* decl.c (gnat_to_gnu_entity) <E_Array_Subtype>: Adjust condition to
	ignore overflows on low and high bounds of an index to also account for
	differences in signedness between sizetype and gnu_index_subtype.
	These are as legitimate as the ones caused by a lower TYPE_PRECISION
	on sizetype.

2004-08-09  Robert Dewar  <dewar@gnat.com>

	* s-solita.ads, s-solita.adb: Minor reformatting

	* gnat_rm.texi: Add documentation for pragma Profile (Restricted)
	Move pragma Restricted_Run_Time, No_Run_Time, Ravenscar to new
	obsolescent section
	Add note that No_Implicit_Conditionals does not suppress
	run time constraint checks.

	* vms_conv.ads: Minor reformatting

	* s-secsta.adb: Use SS_Ptr instead of Mark_Id as stack pointer (cleanup
	and necessary for following change).
	(Mark): Return new format Mark_Id containing sec stack address
	(Release): Use sec stack address from Mark_Id avoiding Self call

	* s-secsta.ads: Define SS_Ptr to be used instead of Mark_Id as stack
	pointer (cleanup and necessary for following change).
	Define Mark_Id as record containing address of secondary stack, that way
	Release does not need to find the stack again, decreasing the number of
	calls to Self and improving efficiency.

	* sem_util.ads: Add a ??? comment for Is_Local_Variable_Reference

	* sem_ch5.adb (Analyze_Case_Statement): Add circuitry to track value of
	case variable into the individual case branches when possible.

	* sem_ch11.adb: Minor reformatting

	* prj.ads: Correct spelling of suffixs

	* prj-nmsc.adb: Minor reformatting
	Correct spelling suffixs throughout (also in identifiers)

	* freeze.adb: Minor spelling correction

	* exp_ch2.adb: Cleanups to handling of Current_Value
	(no functional effect).

	* bld.adb: Correct spelling of suffixs

	* einfo.adb (Enclosing_Dynamic_Scope): Defend against junk argument

2004-08-09  Ed Schonberg  <schonberg@gnat.com>

	PR ada/15408

	* sem_ch7.adb (Install_Private_Declarations): In the body of the
	package or of a child, private entities are both immediately_visible
	and not hidden.

2004-08-09  Ed Schonberg  <schonberg@gnat.com>

	* sem_eval.adb (Eval_Integer_Literal): If the context is Any_Integer,
	there are no range checks on the value of the literal.

	* exp_ch7.adb (Insert_Actions_In_Scope_Around): If the node being
	wrapped is the triggering alternative of an asynchronous select, action
	statements mustbe inserted before the select itself.

	* sem_attr.adb (Analyze_Attribute, case 'Size): Handle properly the
	case where the prefix is a protected function call.
	(Resolve_Attribute, case 'Access): The attribute reference on a
	subprogram is legal in a generic body if the subprogram is declared
	elsewhere.

2004-08-09  Vincent Celier  <celier@gnat.com>

	* makegpr.adb (Build_Library): Link with g++ if C++ is one of the
	languages, otherwise building the library may fail with unresolved
	symbols.
	(Compile_Sources): Do not build libraries if -c switch is used

	* gnatlink.adb (Process_Args): New switches -M and -Mmap
	(Write_Usage): If map file creation is supported, output new switches
	-M and -Mmap.
	(Gnatlink): When -M is specified, add the necessary switch(es) to the
	gcc call, when supported.

	* Makefile.in: Added indepsw.o to the object list for gnatlink
	Specified the AIX, GNU/Linux and Windows versions of indepsw.adb

	* indepsw-aix.adb, indepsw-linux.adb, indepsw-mingw.adb,
	indepsw.adb, indepsw.ads: New files.

2004-08-09  Bernard Banner  <banner@gnat.com>

	* system-vxworks-x86.ads, s-vxwork-x86.ads: New files.

	* Makefile.in: add section for vxworks x86

2004-08-09  Hristian Kirtchev  <kirtchev@gnat.com>

	* exp_ch3.adb (Build_Init_Statements): Add extra condition to deal with
	per-object constrained components where the discriminant is of an
	Access type.
	(Build_Record_Init_Proc): Add condition to prevent the inheritance of
	the parent initialization procedure for derived Unchecked_Unions.
	Instead, derived Unchecked_Unions build their own initialization
	procedure.
	(Build_Variant_Record_Equality): Implement Unchecked_Union equality.
	Check the body of the subprogram for details.
	(Freeze_Record_Type): Prevent the inheritance of discriminant checking
	functions for derived Unchecked_Union types by introducing a condition.
	Allow the creation of TSS equality functions for Unchecked_Unions.
	(Make_Eq_Case): Rename formal parameter Node to E in function signature.
	Add formal parameter Discr to function signature. Discr is used to
	control the generated case statement for Unchecked_Union types.
	(Make_Eq_If): Rename formal parameter Node to E in function signature.

	* exp_ch4.adb (Build_Equality_Call): Implement equality calls for
	Unchecked_Unions.
	Check the body of the subprogram for details.
	(Expand_Composite_Equality): Augment composite type equality to include
	correct handling of Unchecked_Union components.
	(Expand_N_In): Add condition to detect illegal membership tests when the
	subtype mark is a constrained Unchecked_Union and the expression lacks
	inferable discriminants, and build a Raise_Program_Error node.
	(Expand_N_Op_Eq): Add function Has_Unconstrained_UU_Component. Used
	to detect types that contain components of unconstrained Unchecked_Union
	subtype. Add condition to detect equality between types that have an
	unconstrained Unchecked_Union component, and build a Raise_Program_Error
	node. Add condition to detect equality between Unchecked_Union types
	that lack inferable discriminants, and build a Raise_Program_Error node.
	Otherwise build a TSS equality function call.
	(Expand_N_Type_Conversion): Add condition to detect illegal conversions
	from a derived Unchecked_Union to an unconstrained non-Unchecked_Union
	with the operand lacking inferable discriminants, and build a Raise_
	Program_Error node.
	(Expand_Record_Equality): Remove guard that prevents Unchecked_Union
	composite equality.
	(Has_Inferable_Discriminants): Implement new predicate for objects and
	expressions of Unchecked_Union type. Check the body of subprogram for
	details.
	(Has_Unconstrained_UU_Components): Add function
	Component_Is_Unconstrained_UU. It is used to detect whether a single
	component is of an unconstrained Unchecked_Union subtype. Add function
	Variant_Is_Unconstrained_UU. It is used to detect whether a single
	component inside a variant is of an unconstrained Unchecked_Union type.

	* exp_ch5.adb (Expand_Assign_Record): Add condition to copy the
	inferred discriminant values. Add condition to generate a case
	statement with an inferred discriminant as the switch.
	(Make_Component_List_Assign): Introduce a Boolean flag that determines
	the behaviour of the subprogram in the presence of an Unchecked_Union.
	Add condition to trigger the usage of the inferred discriminant value
	as the generated case statement switch.
	(Make_Field_Assign): Introduce a Boolean flag that determines the
	behaviour of the subprogram in the presence of an Unchecked_Union. Add
	condition to trigger the usage of the inferred discriminant value as
	the right-hand side of the generated assignment.

	* exp_ch6.adb (Expand_Call): Add condition to skip extra actual
	parameter generation when dealing with Unchecked_Unions.

	* checks.adb (Apply_Discriminant_Check): Do not apply discriminant
	checks for Unchecked_Unions.

	* einfo.ads: Update comment on usage of flag Has_Per_Object_Constraint

	* exp_attr.adb (Expand_N_Attribute_Reference): Produce
	Raise_Program_Error nodes for the execution of Read and Write
	attributes of Unchecked_Union types and the execution of Input and
	Output attributes of Unchecked_Union types that lack default
	discriminant values.

	* sem_prag.adb (Analyze_Pragma): Remodel the analysis of pragma
	Unchecked_Union. Add procedure Check_Component. It is used to inspect
	per-object constrained components of Unchecked_Unions for being
	Unchecked_Unions themselves. Add procedure Check_Variant. It is used to
	check individual components withing a variant.

	* sem_res.adb (Resolve_Comparison_Op): Remove guard that prevents
	comparison of Unchecked_Unions.
	(Resolve_Equality_OP): Remove guard that prevents equality between
	Unchecked_Unions.

	* sem_util.adb (Build_Component_Subtype): Add guard to prevent creation
	of component subtypes for Unchecked_Union components.
	(Get_Actual_Subtype): Add condition that returs the Unchecked_Union type
	since it is the actual subtype.

	* sem_ch12.adb (Instantiate_Type): Add condition to detect the correct
	pass of Unchecked_Union subtypes as generic actuals to formal types
	that lack known_discriminant_parts or that are derived Unchecked_Union
	types, and do nothing. In any other case, produce an error message.

	* sem_ch3.adb (Analyze_Component_Declaration): Add function
	Contains_POC. It determines whether a constraint uses the discriminant
	of an enclosing record type.
	Add condition to detect per-object constrained component and set the
	appropriate flag.
	(Derived_Type_Declaration): Remove guard that prevents derivation from
	Unchecked_Union types.
	(Process_Subtype): Remove quard that prevents the creation of Unchecked_
	Union subtypes.

	* sem_ch4.adb (Analyze_Selected_Component): Correct the detection of
	references to Unchecked_Union discriminants.

	* sem_ch6.adb (Create_Extra_Formals): Add condition to skip extra
	formal generation when dealing with Unchecked_Unions.
	(Set_Actual_Subtypes): Add condition to prevent generation of actual
	subtypes for Unchecked_Unions.

	* sem_ch7.adb (Analyze_Package_Specification): Add procedure
	Inspect_Unchecked_Union_Completion. It is used to detect incorrect
	completions of discriminated partial views by Unchecked_Unions and
	produce an error message.

2004-08-09  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* trans.c (struct stmt_group): New field, GLOBAL.
	(global_stmt_group, gnu_elab_proc_decl, build_unit_elab): Deleted.
	(struct elab_info): New struct.
	(elab_info_list, gnu_elab_proc_stack): New variables.
	(Compilation_Unit_to_gnu): New procedure.
	(gigi): Call it and also handle elaboration procs we've saved.
	(gnat_init_stmt_group): Don't set global_stmt_group; instead initialize
	global field from parent.
	(gnat_to_gnu): Get decl from gnu_elab_proc_stack.
	(gnat_to_gnu, case N_Compilation_Unit): Call Compilation_Unit_to_gnu.
	(start_stmt_group): Initialize global field from parent.
	(add_decl_expr): Set to global for current statement group.
	(gnat_gimplify_expr, case NULL_EXPR): Add operand 0 to pre list, not
	post.

	* utils.c (global_bindings_p): True when no current_function_decl; no
	longer check current_binding_level.

2004-08-09  Ben Brosgol  <brosgol@gnat.com>

	* xgnatugn.adb: Added logic to deal with @ifset/@ifclear for edition
	choice.

	* gnat_rm.texi, gnat_ugn.texi: Added edition conditionalization logic.

From-SVN: r85714
      Arnaud Charlet committed