* config/mcore/predicates.md (mcore_general_movesrc_operand): Accept CONSTs.
(mcore_general_movdst_operand): Do not accept CONST_INTs.
(mcore_arith_K_S_operand): Run the test for the S constraint not the test for the M constraint.
(mcore_addsub_operand): Do not accept integer values that are larger than 32 bits.
* config/mcore/mcore.md: Remove unused constraints from split.
(andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
(addsi3): Likewise.
(allocate_stack): Likewise.
* config/mcore/mcore.c (mcore_print_operand): Restrict output of P operands to 32 bits.
(mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an INTVAL.
(mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
mcore_const_ok_for_inline, mcore_const_trick_uses_not,
try_constant_tricks, mcore_num_ones, mcore_num_zeros,
mcore_output_bclri, mcore_output_andn, output_inline_const,
mcore_output_move, mcore_output_movedouble): Likewise.
(mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
(output_inline_const): Likewise.
(output_inline_const): Fix format strings used in sprintf statements.
* config/mcore/mcore-protos.h: Update prototypes for changed functions in mcore.c.
* config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to HOST_WIDE_INT and not int.
(CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
CONST_OK_FOR_N): Likewise.
(LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
(GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold an INTVAL.
Mark Mitchell [Thu, 11 Jan 2007 03:24:33 +0000 (03:24 +0000)]
re PR c++/28999 (ICE on invalid use of typename)
PR c++/28999
* decl.c (make_typename_type): If the qualified name is not a
type, issue an error.
* parser.c (cp_parser_elaborated_type_specifier): Fix comment
formatting.
Zdenek Dvorak [Wed, 10 Jan 2007 21:32:36 +0000 (21:32 +0000)]
tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
* tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
(tree_transform_and_unroll_loop): New.
* tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
Declare.
Robert Kennedy [Wed, 10 Jan 2007 21:07:38 +0000 (21:07 +0000)]
fold-const.c (fold_comparison): Fold comparisons like (x * 1000 < 0) to (x < 0).
./: * fold-const.c (fold_comparison): Fold comparisons like (x *
1000 < 0) to (x < 0).
testsuite/:
* gcc.dg/fold-compare-2.c: New test case for fold_comparison.
Brooks Moses [Wed, 10 Jan 2007 05:46:13 +0000 (05:46 +0000)]
re PR fortran/30381 ([4.1 only] ISHFTC() constant folding is broken.)
PR 30381
PR 30420
* fortran/simplify.c (convert_mpz_to_unsigned): New function.
(convert_mpz_to_signed): New function, largely based on
twos_complement().
(twos_complement): Removed.
(gfc_simplify_ibclr): Add conversions to and from an
unsigned representation before bit-twiddling.
(gfc_simplify_ibset): Same.
(gfc_simplify_ishftc): Add checks for overly large
constant arguments, only check the third argument if
it's present, carry over high bits into the result as
appropriate, and perform the final conversion back to
a signed representation using the correct sign bit.
(gfc_simplify_not): Removed unnecessary masking.
* testsuite/gfortran.dg/
* chkbits.f90: Added IBCLR tests; test calls for
different integer kinds.
* ishft.f90: Renamed to ishft_1.f90...
* ishft_1.f90: ...Renamed from ishft.f90.
* ishft_2.f90: New test.
* ishft_3.f90: New test.
Sa Liu [Wed, 10 Jan 2007 05:24:01 +0000 (05:24 +0000)]
spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION...
* spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
for SAVE_NONLOCAL and Pmode for any other save level.
* spu-protos.h (spu_restore_stack_block): Declare.
* spu.md (save_stack_block): Remove.
(restore_stack_block): Call spu_restore_stack_block.
* spu.c (spu_restore_stack_block): New function.
(spu_expand_epilogue): Remove old comment.
Co-Authored-By: Ben Elliston <bje@au.ibm.com>
From-SVN: r120633
Zdenek Dvorak [Wed, 10 Jan 2007 00:44:26 +0000 (01:44 +0100)]
re PR middle-end/30322 (((-i-1) + i) +1) is turned into ~i + (i+1) and never into 0 on the tree level)
PR tree-optimization/30322
* tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
(cand_value_at): Return the value as aff_tree.
(may_eliminate_iv): Convert the bound from aff_tree to tree.
* tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
aff_combination_mult): New functions.
(aff_combination_add): Use aff_combination_add_cst.
(aff_combination_convert): Allow conversions to a wider type.
(tree_to_aff_combination): Handle BIT_NOT_EXPR.
* tree-affine.h (aff_combination_mult): Declare.
Carlos O'Donell [Tue, 9 Jan 2007 21:08:19 +0000 (21:08 +0000)]
tm.texi: Update documentation to reflect reality of exec and start file search behaviours.
gcc/
2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
* doc/tm.texi: Update documentation to reflect reality of exec
and start file search behaviours. Update copyright year.
* doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
header file directories.
Uros Bizjak [Tue, 9 Jan 2007 12:46:17 +0000 (13:46 +0100)]
i386.md (*sinxf2): Rename to *sinxf2_i387.
* config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
(*cosxf2): Rename to cosxf2_i387.
(*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
using X87MODEF12 mode macro. Rename patterns to
*sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
for SSE math.
(*cosdf2, *cossf2): Ditto.
(sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
to match extended input operands.
(sincos<mode>3): New expander.
(*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
insn patterns and corresponding splitters.
* rtti.c: Include target.h.
(emit_support_tinfos): If ! targetm.cxx.library_rtti_comdat (),
don't emit typeinfo for fundamental types as weak.
* Make-lang.in (cp/rtti.o): Update and correct dependencies.
* tree.h (build_int_cst_wide_type): Export.
* tree.c (build_int_cst_wide_type): New function.
(build_int_cst_wide): Fix comment.
* builtins.c (fold_builtin_object_size): Use build_int_cst
to build -1 or 0 of the correct type. Use fit_double_type
to check for overflow.
* fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
to build the mask.
(decode_field_reference): Likewise.
(all_ones_mask_p): Likewise.
(native_interpret_int): Use build_int_cst_wide_type.
(fold_binary): Use build_int_cst_type to build an all-ones
value.
* stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
java/
* lex.c (do_java_lex): Use build_int_cst_wide_type.
* jcf-parse.c (get_constant): Likewise.
cp/
* cvt.c (cp_convert_to_pointer): Use build_int_cst_type.
ada/
* cuintp.c (build_cst_from_int): Use built_int_cst_type.
* trans.c (gnat_to_gnu): Likewise.
Ben Elliston [Mon, 8 Jan 2007 22:24:13 +0000 (22:24 +0000)]
genautomata.c (STATS_OPTION): New option.
* genautomata.c (STATS_OPTION): New option.
(stats_flag): New flag.
(gen_automata_option): Handle it.
(initiate_automaton_gen): Ditto.
(write_automata): Output statistics only if stats_flag is
set. Likewise, output time statistics only if time_flag is set.
* doc/md.texi (Processor pipeline description): Document new flag.
builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
2007-01-08 Richard Guenther <rguenther@suse.de>
* builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
* tree.c (build_int_cst_type): Likewise.
(size_in_bytes): Don't call force_fit_type on the result.
(int_fits_type_p): Use fit_double_type.
* fold-const.c (fit_double_type): New function.
(force_fit_type): Use it.
* tree.h (fit_double_type): Export.
tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type of offset to build the index.
2007-01-08 Richard Guenther <rguenther@suse.de>
* tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
of offset to build the index.
* tree-pretty-print.c (dump_generic_node): Don't build negated
const just for printing.
* c-pretty-print.c (pp_c_integer_constant): Likewise.
* builtins.c (fold_builtin_int_roundingfn): Check if result
fits the type by using force_fit_type and comparing the result.
* predict.c (predict_loops): Use compare_tree_int for comparison.
* tree.c (build_int_cst): Fall back to integer_type_node for
NULL_TREE type.
(build_int_cst_wide): Assert type is non-null.
fortran/
* trans-io.c (transfer_array_desc): Use build_int_cst instead
of build_int_cstu.
Roger Sayle [Mon, 8 Jan 2007 17:56:37 +0000 (17:56 +0000)]
trans-array.c (constant_array_constructor_p): New function to determine whether an array constructor consists only of...
* trans-array.c (constant_array_constructor_p): New function to
determine whether an array constructor consists only of constant
elements, and if so return it's size.
(gfc_build_constant_array_constructor): Construct a statically
initialized gfortran array for a given EXPR_ARRAY.
(gfc_trans_constant_array_constructor): Efficiently scalarize
a constant array constructor.
(gfc_trans_array_constructor): Tidy up use of CONST_STRING.
Special case scalarization of constant array constructors, all of
whose elements are specified, using constant_array_constructor_p
and gfc_trans_constant_array_constructor.
(gfc_conv_scalarized_array_ref): Check whetger info->offset is zero
before adding it to index, to avoid creating a NON_LVALUE_EXPR.
* gfortran.dg/array_constructor_14.f90: New test case.
* gfortran.dg/vect/vect-5.f90: Update test for improved alignment.
re PR tree-optimization/23603 (VRP does not say range for a in a = b == c; is [0,1])
2007-01-08 Richard Guenther <rguenther@suse.de>
PR tree-optimization/23603
* tree-vrp.c (set_value_range_to_truthvalue): New function.
(extract_range_from_binary): Fall back to truthvalue instead of
varying for TRUTH_*_EXPR.
(extract_range_from_comparison): Fall back to truthvalue instead of
varying.
(vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
if all visited PHI values were constant.
* gcc.dg/tree-ssa/vrp31.c: New testcase.
* gcc.dg/tree-ssa/vrp32.c: Likewise.
Jan Hubicka [Mon, 8 Jan 2007 11:13:14 +0000 (12:13 +0100)]
tree-pas.h (TODO_remove_function): New flag.
* tree-pas.h (TODO_remove_function): New flag.
(TODO_update*): Renumber.
(pass_ipa_increase_alignment,
pass_ipa_function_and_variable_visibility): New passes.
* cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
(cgraph_function_and_variable_visibility): Move to ipa.c
(cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
cgraph_increase_alignment.
* ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
(cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
calling tree-inline.
(cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
(pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
* tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
(gate_increase_alignment): New function.
(pass_ipa_increase_alignment): New pass.
* ipa.c: Inline tree-pass.h and timevar.h
(function_and_variable_visibility): Move here from cgraphunit.c
* tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
* passes.c (init_optimization_passes): Add the two new passes.
(execute_todo): Handle cgraph_remove_functions.
Mark Shinwell [Mon, 8 Jan 2007 09:25:07 +0000 (09:25 +0000)]
c.opt: Add -flax-vector-conversions.
gcc/
* c.opt: Add -flax-vector-conversions.
* c-typeck.c (convert_for_assignment): Pass flag to
vector_types_convertible_p to allow emission of note.
(digest_init): Likewise.
(comptypes_internal): Use vector_types_convertible_p.
* c-opts.c: Handle -flax-vector-conversions.
* c-common.c (flag_lax_vector_conversions): New.
(vector_types_convertible_p): Unless -flax-vector conversions
has been passed, disallow conversions between vectors with
differing numbers of subparts and/or element types. If such
a conversion is disallowed, possibly emit a note on the first
occasion only to inform the user of -flax-vector-conversions.
The new last argument specifies this.
* c-common.h (flag_lax_vector_conversions): New.
(vector_types_convertible_p): Add extra argument.
* config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
char_type_node for V*QI type vectors.
* config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
Update to satisfy new typechecking rules.
* config/rs6000/altivec.h (vec_cmple): Use vec_cmpge.
* doc/invoke.texi (C Dialect Options): Document
-flax-vector-conversions.
gcc/cp/
* call.c (standard_conversion): Pass flag to
vector_types_convertible_p to disallow emission of note.
* typeck.c (convert_for_assignment): Pass flag to
vector_types_convertible_p to allow emission of note.
(ptr_reasonably_similar): Pass flag to vector_types_convertible_p
to disallow emission of note.
gcc/testsuite/
* gcc.target/i386/20020531-1.c: Use "char" not "unsigned char"
in __v8qi typedef.
* gcc.target/powerpc/altivec-vec-merge.c (foo): Add casts.
* gcc.dg/simd-1.c: Update dg-error directives to reflect new
compiler behaviour.
* gcc.dg/simd-5.c: Likewise.
* gcc.dg/simd-6.c: Likewise.
* g++.dg/conversion/simd1.C: Likewise.
* g++.dg/conversion/simd3.C: Likewise.
* g++.dg/ext/attribute-test-2.C (data): Add "vs" member.
(main): Use it.
Mark Shinwell [Mon, 8 Jan 2007 08:33:42 +0000 (08:33 +0000)]
re PR tree-optimization/29877 (out of SSA (TER) extends variable life of variable beyond original declared)
PR tree-optimization/29877
gcc/
* tree-ssa-ter.c (is_replaceable_p): Deem assignments with
a register variable on the RHS to not be replaceable.
gcc/testsuite/
* gcc.dg/pr16194.c: Skip test entirely if we don't know the
name of a hard register for the target concerned. Adjust dg-error
directives to cope with new behaviour of TER.
Jan Hubicka [Sat, 6 Jan 2007 17:58:40 +0000 (18:58 +0100)]
tree-pass.h (pass_build_cgraph_edges): Declare.
* tree-pass.h (pass_build_cgraph_edges): Declare.
* cgraphunit.c (record_refernece): Move to cgraphbuild.c
(visited_nodes): Remove.
(cgraph_create_edges): Move to cgraphbuild.c; rename to
build_cgrpah_edges; make visited_nodes local.
(cgraph_process_new_functions): DO not call initialize_inline_failed.
(record_references_in_initializer): Move to cgraphbuild.c
(initialize_inline_failed, rebuild_cgraph_edges,
pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
(verify_cgraph_node): Make visited_nodes local.
(cgraph_analyze_function): Do not call cgraph_create_edges and
initialize_inline_failed.
(cgraph_expand_function): Do not call cgraph_lower_function;
assert that function is already lowered.
* Makefile.in (cgraphbuild.o): New.
* passes.c (init_optimization_passes): Add pass_build_cgraph_edges
at the end of lowering passes.
Steven Bosscher [Sat, 6 Jan 2007 13:56:53 +0000 (13:56 +0000)]
ifcvt.c (cond_move_convert_if_block): New function, code factored out from...
* ifcvt.c (cond_move_convert_if_block): New function, code
factored out from...
(cond_move_process_if_block): ...here. Call the new function
on the THEN and ELSE blocks.
(merge_if_block): Do not copy global_live_at_end, merge_blocks
already takes care of this.
Jerry DeLisle [Sat, 6 Jan 2007 00:14:38 +0000 (00:14 +0000)]
re PR libfortran/30162 (Document when sequential I/O with named pipes works)
2007-01-05 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR libgfortran/30162
* io/unix.c (fd_flush): Don't seek if file is not seekable, defined as
s->file_length == -1.
(fd_alloc_w_at): Do not adjust file_length if file is not seekable.
(fd_seek): If not seekable, just return success.
(fd_truncate): If not seekable, no need to truncate. Return failure if
seek fails and the stream is not a pipe.
(fd_to_stream): Make test for non-seekable file more robust.
re PR c/19978 (overflow in expression of constants should not cause multiple warnings)
2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR c/19978
* tree.h (TREE_OVERFLOW_P): New.
* c-typeck.c (parser_build_unary_op): Warn only if result
overflowed and operands did not.
(parser_build_binary_op): Likewise.
(convert_for_assignment): Remove redundant overflow_warning.
* c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
cp/
* semantics.c (finish_unary_op_expr): Warn only if result
overflowed and operands did not.
Roger Sayle [Fri, 5 Jan 2007 21:27:16 +0000 (21:27 +0000)]
trans-expr.c (gfc_trans_assignment_1): New subroutine to scalarize array assignments split out from gfc_trans_assignment.
* trans-expr.c (gfc_trans_assignment_1): New subroutine to scalarize
array assignments split out from gfc_trans_assignment.
(gfc_trans_array_copy): New function to implement array to array
copies via calls to __builtin_memcpy.
(copyable_array_p): New helper function to identify an array of
simple/POD types, that may be copied/assigned using memcpy.
(gfc_trans_assignment): Use gfc_trans_array_copy to handle simple
whole array assignments considered suitable by copyable_array_p.
Invoke gfc_trans_assignment_1 to perform the fallback scalarization.
* gfortran.dg/array_memcpy_1.f90: New test case.
* gfortran.dg/array_memcpy_2.f90: Likewise.
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