2010-04-16 Doug Kwan <dougkwan@google.com>
* tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
(next_operand_entry_id): New static variable.
(sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
(add_to_ops_vec): Assigned unique ID to operand entry.
(struct oecount_s): New field ID.
(oecount_cmp): Stabilize qsort comparotor by using unique IDs.
(undistribute_ops_list): Assign unique IDs to oecounts.
(init_reassoc): reset next_operand_entry_id.
From-SVN: r158449
* config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
*btdi_rex64 using SWI48 mode iterator.
(*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
(*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
*jcc_btdi_mask_rex64.
From-SVN: r158438
PR debug/43762
* dwarf2out.c (add_bound_info): Always call loc_list_from_tree
with want_address 2 and in case a single element list might be
possible, call it again with want_address 0.
From-SVN: r158430
* gcc-interface/gigi.h (gnat_init_decl_processing): Delete.
* gcc-interface/decl.c (gnat_to_gnu_entity): Constify a few variables.
<object>: Do not create the fake PARM_DECL if no debug info is needed.
Do not create the corresponding VAR_DECL of a CONST_DECL for debugging
purposes if no debug info is needed.
Fix formatting. Reorder and add comments.
* gcc-interface/trans.c (gnat_to_gnu) <N_Attribute_Reference>: Constify
variable and remove obsolete comment.
* gcc-interface/utils.c (convert_vms_descriptor64): Tweak comment.
(convert_vms_descriptor32): Likewise.
(convert): Remove dead code.
<UNCONSTRAINED_ARRAY_REF>: Pass the field instead of its name to build
the reference to the P_ARRAY pointer.
<POINTER_TYPE>: Likewise.
(maybe_unconstrained_array) <UNCONSTRAINED_ARRAY_TYPE>: Likewise.
(gnat_init_decl_processing): Delete, move contents to...
* gcc-interface/misc.c (gnat_init): ...here.
From-SVN: r158428
* gcc-interface/trans.c (unchecked_conversion_nop): Handle function
calls. Return true for conversion from a record subtype to its type.
From-SVN: r158412
* gcc-interface/decl.c (gnat_to_gnu_entity): Use boolean_type_node in
lieu of integer_type_node for boolean operations.
(choices_to_gnu): Likewise.
* gcc-interface/trans.c (Attribute_to_gnu): Likewise.
(Loop_Statement_to_gnu): Likewise.
(establish_gnat_vms_condition_handler): Likewise.
(Exception_Handler_to_gnu_sjlj): Likewise.
(gnat_to_gnu): Likewise.
(build_unary_op_trapv): Likewise.
(build_binary_op_trapv): Likewise.
(emit_range_check): Likewise.
(emit_index_check): Likewise.
(convert_with_check): Likewise.
* gcc-interface/utils.c (convert_vms_descriptor64): Likewise.
(convert_vms_descriptor32): Likewise.
(convert_vms_descriptor): Likewise.
* gcc-interface/utils2.c (nonbinary_modular_operation): Likewise.
(compare_arrays): Use boolean instead of integer constants.
(build_binary_op) <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR,
TRUTH_OR_EXPR, TRUTH_XOR_EXPR>: New case. Check that the result type
is a boolean type.
<GE_EXPR, LE_EXPR, GT_EXPR, LT_EXPR>: Remove obsolete assertion.
<EQ_EXPR, NE_EXPR>: Check that the result type is a boolean type.
<PREINC/PREDECREMENT_EXPR, POSTINC/POSTDECREMENT_EXPR>: Delete.
<TRUTH_NOT_EXPR>: Check that the result type is a boolean type.
(build_unary_op): Use boolean_type_node in lieu of integer_type_node
for boolean operations.
(fill_vms_descriptor): Likewise. Fix formatting nits.
From-SVN: r158411
* gcc-interface/ada-tree.def (LOOP_STMT): Change to 4-operand nodes.
* gcc-interface/ada-tree.h (LOOP_STMT_TOP_COND, LOOP_STMT_BOT_COND):
Merge into...
(LOOP_STMT_COND): ...this.
(LOOP_STMT_BOTTOM_COND_P): New flag.
(LOOP_STMT_TOP_UPDATE_P): Likewise.
* gcc-interface/trans.c (can_equal_min_or_max_val_p): New function.
(can_equal_min_val_p): New static inline function.
(can_equal_max_val_p): Likewise.
(Loop_Statement_to_gnu): Use build4 in lieu of build5 and adjust to
new LOOP_STMT semantics. Use two different strategies depending on
whether optimization is enabled to translate the loop.
(gnat_gimplify_stmt) <LOOP_STMT>: Adjust to new LOOP_STMT semantics.
From-SVN: r158410
* config/arm/arm.md (addsi3_cbranch): If destination is a high
register, inputs must be low registers and we need a low register
scratch. Handle alternative 2 like alternative 3.
From-SVN: r158405
PR target/41514
* config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
If the previous insn is a cbranchsi4_insn with the same arguments,
omit the compare instruction.
PR target/41514
gcc.target/arm/thumb-comparisons.c: New test.
From-SVN: r158404
* recog.h (struct recog_data): New field is_operator.
(struct insn_operand_data): New field is_operator.
* recog.c (extract_insn): Set recog_data.is_operator.
* genoutput.c (output_operand_data): Emit code to set the
is_operator field.
* reload.c (find_reloads): Use it rather than testing for an
empty constraint string.
From-SVN: r158403
* alias.c (memrefs_conflict_p): If x and y are the same VALUE,
don't call get_addr on both. If one expression is a VALUE and
the other a REG, check VALUE's locs if the REG isn't among them.
From-SVN: r158401
* gcc-interface/decl.c (make_type_from_size) <INTEGER_TYPE>: Just copy
TYPE_NAME.
* gcc-interface/trans.c (smaller_packable_type_p): Rename into...
(smaller_form_type_p): ...this. Change parameter and variable names.
(call_to_gnu): Use the nominal type of the parameter to create the
temporary if it's a smaller form of the actual type.
(addressable_p): Return false if the actual type is integral and its
size is greater than that of the expected type.
From-SVN: r158398
PR target/43471
* config/sh/sh.c (sh_legitimize_reload_address): Use
MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
Remove a unneeded check for offset_base.
From-SVN: r158393
PR fortran/30073
* trans-array.c (gfc_trans_array_bound_check): Eliminate a redundant
block of code. Set name to the variable associated with the descriptor.
From-SVN: r158392
* gcc-interface/cuintp.c (UI_To_gnu): Fix long line.
* gcc-interface/gigi.h (MARK_VISITED): Skip objects of constant class.
(process_attributes): Delete.
(post_error_ne_num): Change parameter name.
* gcc-interface/decl.c (gnat_to_gnu_entity): Do not force debug info
with -g3. Remove a couple of obsolete lines. Minor tweaks.
If type annotating mode, operate on trees to compute the adjustment to
the sizes of tagged types. Fix long line.
(cannot_be_superflat_p): Tweak head comment.
(annotate_value): Fold local constant.
(set_rm_size): Fix long line.
* gcc-interface/trans.c (Identifier_to_gnu): Rework comments.
(Attribute_to_gnu): Fix long line.
<Attr_Size>: Remove useless assertion.
Reorder statements. Use size_binop routine.
(Loop_Statement_to_gnu): Use build5 in lieu of build_nt.
Create local variables for the label and the test. Tweak comments.
(Subprogram_Body_to_gnu): Reset cfun to NULL.
(Compilation_Unit_to_gnu): Use the Sloc of the Unit node.
(process_inlined_subprograms): Integrate into...
(Compilation_Unit_to_gnu): ...this.
(gnat_to_gnu): Fix long line.
(post_error_ne_num): Change parameter name.
* gcc-interface/utils.c (process_attributes): Static-ify.
<ATTR_MACHINE_ATTRIBUTE>: Set input_location before proceeding.
(create_type_decl): Add comment.
(create_var_decl_1): Process the attributes after adding the VAR_DECL
to the current binding level.
(create_subprog_decl): Likewise for the FUNCTION_DECL.
(end_subprog_body): Do not reset cfun to NULL.
(build_vms_descriptor32): Fix long line.
(build_vms_descriptor): Likewise.
(handle_nonnull_attribute): Likewise.
(convert_vms_descriptor64): Likewise.
* gcc-interface/utils2.c (fill_vms_descriptor): Fix long line.
(gnat_protect_expr): Fix thinko.
From-SVN: r158390
* gcc-interface/trans.c (gigi): Set DECL_IGNORED_P on EH functions.
(gnat_to_gnu) <N_Op_Eq>: Restore the value of input_location
before translating the top-level node.
(lvalue_required_p) <N_Function_Call>: Return 1 if !constant.
<N_Object_Declaration>: Likewise.
<N_Assignment_Statement>: Likewise.
<N_Unchecked_Type_Conversion>: Likewise.
(call_to_gnu): Remove kludge.
(gnat_to_gnu) <N_Return_Statement>: When not optimizing, force labels
associated with user returns to be preserved.
(gnat_to_gnu): Add special code to deal with boolean rvalues.
* gcc-interface/utils2.c (compare_arrays): Set input_location on all
comparisons.
(build_unary_op) <ADDR_EXPR>: Call build_fold_addr_expr.
<INDIRECT_REF>: Call build_fold_indirect_ref.
From-SVN: r158388
2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
* config/s390/s390.c (s390_call_save_register_used): Switch back
to HARD_REGNO_NREGS.
From-SVN: r158384
2010-04-15 Joel Sherrill <joel.sherrill@oarcorp.com>
* g-socket.adb: A target can have multiple missing errno's. This
will result in multiple errno's being defined as -1. Because of this
we can not use a case but must use a series of if's to avoid
a duplicate case error in GNAT.Sockets.Resolve_Error.
From-SVN: r158382
2010-04-13 Joel Sherrill <joel.sherrill@oarcorp.com>
* gsocket.h: Run-time can no longer be built without network
OS headers available. Changing RTEMS GNAT build procedure to
reflect this and letting run-time build use network .h files.
From-SVN: r158381
gcc/
* config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
alternatives according to use of high and low regs.
* config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
* config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
optimizing for size on Thumb-2.
Co-Authored-By: Julian Brown <julian@codesourcery.com>
From-SVN: r158378
2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
gcc/
* config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
libgcc/
* config.host <i[34567]86-*-gnu*>: Handle softfp as for Linux.
From-SVN: r158375
