* tree-ssa-dom.c (tree_ssa_dominator_optimize): Do not free dominance
info after purging EH edges.
(eliminate_degenerate_phis): Likewise.
From-SVN: r124499
* tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
Free dominance info before purging EH edges as well as after.
(eliminate_degenerate_phis): Likewise.
(propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
From-SVN: r124498
PR driver/31694
* c-opts.c (lang_fortran): Make it non static.
* c-common.h (lang_fortran): New prototype.
* c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
-lang-fortran option was passed by the driver.
From-SVN: r124495
* config/pa/pa.md: Split tgd_load, tld_load and tie_load
into pic and non-pic versions. Mark r19 as used for
tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
for tgd_load, tld_load and tie_load .
* config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
version of tgd_load, tld_load and tie_load depending on the
value of flag_pic.
From-SVN: r124468
* crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
(__do_global_dtors_aux): Use more paranoid loop to run
destructors if HIDDEN_DTOR_LIST_END.
(__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
Co-Authored-By: Jakub Jelinek <jakub@redhat.com>
From-SVN: r124444
* opts.c (decode_options): Do not fiddle with inlining
parameters in case of optimizing for size.
* ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
for size do nothing.
(cgraph_decide_inlining_of_small_function): When optimizing for
size never inline functions increasing caller size.
(cgraph_early_inlining): Inline for size when optimizing for size.
Co-Authored-By: Richard Guenther <rguenther@suse.de>
From-SVN: r124431
* config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
logical operations piecewise.
(<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
subdi_sesidi_di): Delete.
(add_with_carry): Produce carry in CC instead of a DREG to shorten
the generated sequence. Allow three-reg add in constraints. Rewrite
the rtl expression for carry to avoid zero_extend of a constant.
(sub_with_carry): New pattern.
(adddi3, subdi3): Change into define_expand. For subtract, generate a
different sequence not involving jumps.
(notbi): Now a named pattern.
From-SVN: r124414
* doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
Add the note about a significant loss of accuracy of some
mathematical routines when these options are used.
From-SVN: r124413
* haifa-sched.c (rtx_vec_t): New typedef.
(contributes_to_priority_p): Extract piece of priority () into new
static function.
(priority): Use the function. Add assertion.
(rank_for_schedule, set_priorities): Add assertion to check that
insn's priority is initialized.
(clear_priorities, calc_priorities): Change signature. Make it update
all relevant insns. Update all callers ('add_to_speculative_block ()'
and 'create_block_check_twin ()').
* sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
Add new field 'priority_status'.
(INSN_PRIORITY_STATUS): New macro.
(INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
From-SVN: r124410
* sched-ebb.c (debug_ebb_dependencies): New static function.
(init_ready_list): Use it.
* sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
with changed signature and 'debug_rgn_dependencies ()'.
(debug_rgn_dependencies): New static function.
(init_ready_list): Use it.
* sched-int.h (debug_dependencies): Declare.
From-SVN: r124409
2007-05-04 Dirk Mueller <dmueller@suse.de>
* c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
* cp-tree.h (DECL_MAIN_P): only if -ffreestanding is
not in effect.
From-SVN: r124404
* fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
for pointer type in more cases than before.
* gimplify.c (gimplify_expr): Fold (void *)&a + 4.
* tree-object-size.c (plus_expr_object_size): When operand size is
unknown, return unknown.
From-SVN: r124403
* config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
(umulsi3_highpart): Use them.
* config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
for final accumulator to D regisster tranfser.
From-SVN: r124376
2007-05-02 Eric Christopher <echristo@apple.com>
* config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
-shared to -Zdynamiclib.
From-SVN: r124372
2007-05-02 Richard Guenther <rguenther@suse.de>
PR tree-optimization/31146
* tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
argument, single_use_p. If we have a single use that is
a conversion to the definition rhs type, propagate that rhs.
(forward_propagate_addr_expr): Pass single_use_p argument
to forward_propagate_addr_expr_1.
* g++.dg/tree-ssa/pr31146-2.C: New testcase.
From-SVN: r124349
* config/i386/gmon-sol2.c (size_t): New type.
(intptr_t): Likewise.
(s_textsize): Declare as size_t.
(sbrk): Declare.
(monstartup): Use size_t for sizes.
(_mcount): Save and restore registers.
(internal_mcount): Pass 0 as the first argument to monstartup
in 64-bit mode.
(moncontrol): Convert pointer to appropriately sized integer
before passing to profil.
From-SVN: r124333
* tree.h (maybe_fold_offset_to_component_ref): Remove.
(maybe_fold_offset_to_reference): Declare.
* fold-const.c (fold_unary): Do not fold
(type *)&A into &A->field_of_type_and_offset_0
* tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
size is unknown, give up.
(maybe_fold_offset_to_component_ref): Ignore firelds with unknown
offsets.
(maybe_fold_offset_to_reference): New.
(maybe_fold_stmt_indirect): Use it.
(fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
* gimplify.c (gimplify_conversion): Canonicalize conversions to
field references.
(gimplify_expr): Likewise for plus_expr.
From-SVN: r124323
* tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
bsi_after_labels. Always insert statements before bsi.
* tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
* predict.c (apply_return_prediction): Check for empty blocks.
* cfgexpand.c (lab_rtx_for_bb): New variable.
(label_rtx_for_bb): Do not create new tree labels.
(expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
(tree_expand_cfg): Initialize lab_rtx_for_bb.
* tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
creating edges.
(label_for_bb): Add field used.
(update_eh_label, main_block_label): Mark the label used.
(cleanup_dead_labels): Remove unused labels.
From-SVN: r124322
2007-05-01 Richard Guenther <rguenther@suse.de>
* tree-vrp.c (set_value_range): Do not allocate equiv bitmap
if it is not about to be set.
(get_value_range): Do not pre-allocate equiv bitmap.
(update_value_range): No need to clear equiv field.
(add_equivalence): Change prototype to get bitmap pointer.
Allocate bitmap here if it is not already.
(extract_range_from_assert): Do not allocate bitmap here.
Update callers to add_equivalence.
(extract_range_from_ssa_name): Likewise.
(get_vr_for_comparison): New static helper.
(compare_name_with_value): Handle NULL equiv bitmap by
peeling the first iteration of the comparison loop.
Use get_vr_for_comparison.
(compare_names): Handle NULL equiv bitmaps by using fake
ones. Use get_vr_for_comparison.
From-SVN: r124321
* double-int.c (mpz_set_double_int): Moved from
tree-ssa-loop-niter.c.
(mpz_get_double_int): Likewise; also, add option to wrap
out-of-range integers.
* double-int.h: New prototypes for above.
* tree.c (get_static_type_bounds): Moved from
tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
TYPE_MAX_VALUE if they exist..
* tree.h: New prototype for above.
* tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
get_type_bounds calls.
(mpz_set_double_int): Move to double-int.c.
(get_type_bounds): Move to tree.c, rename to
get_static_type_bounds.
(mpz_to_double_int): Move to double-int.c, rename to
mpz_get_double_int.
From-SVN: r124304
PR middle-end/22156
Temporarily revert:
2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
2007-04-05 Alexandre Oliva <aoliva@redhat.com>
* tree-sra.c (try_instantiate_multiple_fields): Needlessly
initialize align to silence bogus warning.
2007-04-05 Alexandre Oliva <aoliva@redhat.com>
* tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
all_no_warning.
(struct sra_walk_fns): Remove use_all parameter from use.
(sra_hash_tree): Handle BIT_FIELD_REFs.
(sra_elt_hash): Don't hash bitfld blocks.
(sra_elt_eq): Skip them in parent compares as well. Handle
BIT_FIELD_REFs.
(sra_walk_expr): Don't maintain or pass down use_all_p.
(scan_use): Remove use_all parameter.
(scalarize_use): Likewise. Re-expand assignment to
BIT_FIELD_REF of gimple_reg. De-scalarize before input or
output, and re-scalarize after output. Don't mark anything
for no warning.
(scalarize_ldst): Adjust.
(scalarize_walk_gimple_modify_statement): Likewise.
(build_element_name_1): Handle BIT_FIELD_REFs.
(instantiate_element): Don't warn for any element whose parent
is used as a whole.
(instantiate_missing_elements_1): Return the sra_elt.
(canon_type_for_field): New.
(try_instantiate_multiple_fields): New.
(instantiate_missing_elemnts): Use them.
(mark_no_warning): Removed.
(generate_one_element_ref): Handle BIT_FIELD_REFs.
(REPLDUP, sra_build_elt_assignment): New.
(generate_copy_inout): Use them.
(generate_element_copy): Likewise. Handle bitfld differences.
(generate_element_zero): Don't recurse for blocks. Use
sra_build_elt_assignment.
(generate_one_element_int): Take elt instead of var. Use
sra_build_elt_assignment.
(generate_element_init_1): Adjust.
(scalarize_use, scalarize_copy): Use REPLDUP.
(scalarize_ldst): Move assert before dereference.
(dump_sra_elt_name): Handle BIT_FIELD_REFs.
From-SVN: r124302
2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR C++/31721
* tree.c (reconstruct_complex_type): Reconstruct a reference
correctly.
Also use the same mode for the pointer as the old pointer type.
2007-04-30 Andrew pinski <andrew_pinski@playstation.sony.com>
PR C++/31721
* g++.dg/ext/vector7.C: New testcase.
From-SVN: r124300
PR target/31701
* config/sh/sh.c (output_stack_adjust): Avoid using the frame
register itself to hold the offset constant. Tell flow the use
of r4 and r5 when they are used.
From-SVN: r124248
2007-04-27 Richard Guenther <rguenther@suse.de>
* tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
if we simplified anything.
(tree_ssa_forward_propagate_single_use_vars): Defer overflow
warnings until we did a simplification and the stmt was not
marked as TREE_NO_WARNING.
From-SVN: r124242
./: PR middle-end/31710
* tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
TYPE_MAX_VALUE exist, convert them to the new type.
testsuite/:
PR middle-end/31710
* gcc.c-torture/compile/pr31710.c: New test.
From-SVN: r124237
* tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
if it claims to be available.
* tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
edge is redirected.
(perform_tree_ssa_dce): Always free postdominators.
From-SVN: r124236
2007-04-27 Richard Guenther <rguenther@suse.de>
PR tree-optimization/31715
* tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
sure to do computation on the offset in an appropriate
signed type.
* gcc.dg/Warray-bounds-4.c: New testcase.
From-SVN: r124216
gcc/
* reload.h (elimination_target_reg_p): Declare.
* reload.c (find_reloads): Don't apply the reg_rtx move
optimization if the SET_DEST satisfies elimination_target_reg_p.
* reload1.c (elimination_target_reg_p): New function.
(gen_reload): In the move/add2 fallback, make sure that op0
does not overlap the destination register.
From-SVN: r124215
* tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
transform only GIMPLE_MODIFY_STMTs.
* tree-complex.c (expand_complex_operations_1): Ditto.
(expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
* tree-ssa-loop-manip.c (build_if_stmt): Removed.
(tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
branches.
* value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
* omp-low.c (expand_parallel_call, expand_omp_for_generic,
expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
* tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
slpeel_add_loop_guard): Ditto.
* tree-mudflap.c (mf_build_check_statement_for): Ditto.
* lambda-code.c (perfect_nestify): Ditto.
* tree-iterator.c (tsi_split_statement_list_before): Fix splitting
before the first statement.
* tree-optimize.c (execute_free_datastructures): Fix comments.
(execute_free_cfg_annotations): Do not call disband_implicit_edges.
* tree-flow.h (disband_implicit_edges): Declaration removed.
* tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
branches.
(cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
without gotos.
(disband_implicit_edges, has_label_p): Removed.
(tree_verify_flow_info): Verify that COND_EXPR branches are empty.
(tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
branches.
* tree.c (build3_stat): Mark COND_EXPRs used as statements as having
side effects.
* tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
also for COND_EXPRs.
* cfgexpand.c (label_rtx_for_bb): New function.
(expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
Use label_rtx_for_bb to find the labels.
(expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
last block. Detect fallthru edges.
From-SVN: r124214
gcc/:
PR target/28675
* reload.c (find_reloads_subreg_address): If the address was valid
in the original mode but not in the new mode, reload the whole
address.
testsuite/:
PR target/28675
* gcc.c-torture/compile/pr28675.c: New test.
From-SVN: r124211
* tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
(remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
(cleanup_control_expr_graph): Do not invalidate dominance info.
Record altered blocks.
(cleanup_control_flow, cleanup_forwarder_blocks): Removed.
(cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
cleanup_tree_cfg_bb): New functions.
(remove_forwarder_block): Do not maintain the worklist of blocks.
Record altered blocks.
(cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
not over whole cfg.
(cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
delete_unreachable_blocks if dominators are not available.
* tree-inline.c (optimize_inline_calls): Free dominance information
earlier.
* tree-flow.h (remove_edge_and_dominated_blocks,
cfgcleanup_altered_bbs): Altered.
* tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
blocks.
(get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
functions.
(tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
do not invalidate dominators.
From-SVN: r124203
2007-04-26 Richard Guenther <rguenther@suse.de>
PR tree-optimization/31703
* tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
the right type for the target of the bittest.
* gcc.c-torture/compile/pr31703.c: New testcase.
* gcc.dg/tree-ssa/ssa-lim-1.c: Adjust pattern.
* gcc.dg/tree-ssa/ssa-lim-2.c: Likewise.
From-SVN: r124190
gcc/
200x-xx-xx Richard Sandiford <richard@codesourcery.com>
Mark Mitchell <mark@codesourcery.com>
* config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
* config/i386/i386.c (ix86_sol10_return_in_memory): New function.
* config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
Co-Authored-By: Mark Mitchell <mark@codesourcery.com>
From-SVN: r124176
gcc/
PR driver/31107
* doc/invoke.texi (%:print-asm-header): Document.
* gcc.c (asm_options): Use %:print-asm-header() for --target-help
and -ftarget-help.
(static_spec_functions): Add print-asm-header.
(main): Print a banner before the --target-help linker options.
(print_asm_header_spec_function): New function.
From-SVN: r124175
* real.c (mpfr_from_real): Handle Inf and NaN, and allow the
rounding mode to be specified by the caller.
(real_to_mpfr) Likewise.
* real.h: Update mpfr_from_real, mpfr_to_real prototypes to
include new arguments.
* builtins.c: Update mpfr_from_real, mpfr_to_real calls.
From-SVN: r124139
./: PR tree-optimization/31605
* tree-vrp.c (set_value_range): Check that min and max are not
both overflow infinities.
(set_value_range_to_value): New static function.
(extract_range_from_binary_expr): Call set_value_range_to_value.
(extract_range_from_cond_expr): Likewise.
(extract_range_from_expr): Likewise.
(extract_range_from_unary_expr): Likewise. Don't create a range
which overflows on both sides.
(vrp_meet): Check for a useless range.
(vrp_visit_phi_node): If we see a constant which looks like an
overflow infinity, turn off the TREE_OVERFLOW flag.
testsuite/:
PR tree-optimizatoin/31605
* gcc.c-torture/execute/pr31605.c: New test.
From-SVN: r124128
2007-04-24 Simon Martin <simartin@users.sourceforge.net>
PR diagnostic/25923
* tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
diagnostic message is being built.
* tree-pretty-print.c (dump_generic_node): Only write the formatted text
into BUFFER's stream if we are not building a diagnostic message.
* toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
dump_generic_node.
* Makefile.in (toplev.o): Depend on tree-pass.h.
From-SVN: r124121
./: PR tree-optimization/31602
* tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
conditionals in the copied loop header.
* tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
warnings if TREE_NO_WARNING is set.
* doc/invoke.texi (Warning Options): Clarify that
-Wstrict-overflow does not warn about loops.
testsuite/:
PR tree-optimization/31602
* gcc.dg/Wstrict-overflow-11.c: We no longer issue a warning.
From-SVN: r124120
* config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
expand on the comment about _Decimal128 arguments and check the
integer result of the modulus operation; for 64-bit ELF ABI, ensure
that _Decimal128 argument uses even/odd register pair.
(function_arg): For 32-bit ELF ABI, expand on the comment about
_Decimal128 arguments and check the integer result of the modulus
operation; for 64-bit ELF ABI, ensure that _Decimal128 argument
uses even/odd register pair.
testsuite/
* gcc.target/powerpc/ppc32-abi-dfp-1.c: New test.
* gcc.target/powerpc/ppc64-abi-dfp-1.c: New test.
From-SVN: r124116
2007-04-24 Hui-May Chang <hm.chang@apple.com>
* reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
* gcc.target/i386/reload-1.c. New.
From-SVN: r124115
* libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
* libgcc2.c (__floatdisf): Avoid double-word arithmetic when
looking for non-zero bits shifted out. Avoid a recursive call
when constructing the scalar.
(__floatundisf): Likewise.
From-SVN: r124106
* dwarf2out.c (field_byte_offset): Move the existing logic
under the control of PCC_BITFIELD_TYPE_MATTERS and just use
the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
From-SVN: r124104
2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
PR target/31641
* config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
argument of 0 for memset.
(s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
unsigned shift instead of the signed variant.
2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
PR target/31641
* gcc.c-torture/compile/pr31641.c: New testcase.
From-SVN: r124099
gcc/
2007-xx-xx Chao-ying Fu <fu@mips.com>
Richard Sandiford <richard@nildram.co.uk>
* doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
* optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
(smadd_widen_optab, umadd_widen_optab): Define.
* optabs.c (init_optabs): Initialize smadd_widen_optab and
umadd_widen_optab.
* genopinit.c (optabs): Fill in smadd_widen_optab and
umadd_widen_optab.
* expr.c (expand_expr_real_1): Try to use smadd_widen_optab
and umadd_widen_optab to implement multiply-add sequences.
* config/mips/mips.md (*<su>mul_acc_di): Rename to...
(<u>maddsidi4): ...this. Extend condition to include
GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
of operand 0 to "ka" and use the three-operand form of madd<u>
for TARGET_DSPR2.
* config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
to define_expands.
* config/mips/constraints.md (ka): New register constraint.
gcc/testsuite/
2007-xx-xx Richard Sandiford <richard@nildram.co.uk>
* gcc.target/mips/madd-1.c, gcc.target/mips/madd-2.c,
* gcc.target/mips/madd-3.c, gcc.target/mips/madd-4.c,
* gcc.target/mips/maddu-1.c, gcc.target/mips/maddu-2.c,
* gcc.target/mips/maddu-3.c, gcc.target/mips/maddu-4.c: New tests.
From-SVN: r124095
* tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
Use phi_nodes_ptr.
(create_phi_node): Use set_phi_nodes.
* omp-low.c (expand_omp_parallel): Use bb_stmt_list.
* tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
(combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
* tree-flow-inline.h (phi_nodes, set_phi_nodes,
(bsi_start, bsi_last): Use bb_stmt_list.
(phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
* cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
Traverse the statements using tsi iterator.
* basic-block.h (struct basic_block_def): Fields stmt_list
and phi_nodes moved to ...
(struct tree_bb_info): ... new structure.
* tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
(tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
(remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
(tree_verify_flow_info): Verify that il.tree is not set for
entry and exit block.
(tree_split_block): Use set_bb_stmt_list.
From-SVN: r124086
2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/sse.md (sse2_stored): Don't split to inter-unit
move if inter-unit move isn't allowed.
Don't split moving the first element of V2DI to DI to inter-unit
move if inter-unit move isn't allowed.
From-SVN: r124070
2007-04-22 Richard Guenther <rguenther@suse.de>
PR tree-optimization/29789
* tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
(rewrite_reciprocal): New helper split out from
determine_invariantness_stmt.
(rewrite_bittest): Likewise.
(determine_invariantness_stmt): Rewrite (A >> B) & 1 to
A & (1 << B) if (1 << B) is loop invariant but (A >> B)
is not.
* gcc.dg/tree-ssa/ssa-lim-1.c: New testcase.
* gcc.dg/tree-ssa/ssa-lim-2.c: Likewise.
From-SVN: r124042
2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
* timevar.c (timevar_print): Change reference of --disable-checking to
--enable-checking=release. Also warn if assert checking is disabled.
From-SVN: r124025
2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR C/30265
* c-gimplifier.c (gimplify_compound_literal_expr): Mark the
decl as addressable if the compound literal was marked as
addressable.
Mark the decl as a gimple register if it is a complex or
vector decl and does not live in memory.
2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR C/30265
* gcc.c-torture/compile/compound-literal-2.c: New testcase.
* gcc.c-torture/compile/compound-literal-3.c: New testcase.
From-SVN: r124024
2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
* tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
(GENERIC_NEXT): New function macro.
(PHI_CHAIN): Use phi_node's new chain variable.
(tree_phi_node): Change tree_common to tree_base
and add the chain field.
* tree-phinodes.c (make_phi_node): Don't set
TREE_TYPE on the new node.
* c-decl.c (lang_tree_node): Use GENERIC_NEXT
instead of checking GIMPLE_TUPLE_P in chain_next.
* tree-vect-transform.c
(get_initial_def_for_induction): Look at
PHI_RESULT_TREE for the type of the phi node.
(update_vuses_to_preheader): Use PHI_CHAIN
instead of TREE_CHAIN on the phi node.
* tree-ssa-structalias.c (compute_points_to_sets):
Likewise.
(ipa_pta_execute): Likewise.
2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
* cp-tree.h (lang_tree_node): Use GENERIC_NEXT
instead of checking GIMPLE_STMT_P in chain_next.
2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
* ada-tree.h (lang_tree_node): Use GENERIC_NEXT
instead of checking GIMPLE_STMT_P in chain_next.
2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
* f95-lang.c (lang_tree_node): Use GENERIC_NEXT
instead of checking GIMPLE_STMT_P in chain_next.
2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
* java-tree.h (lang_tree_node): Use GENERIC_NEXT
instead of checking GIMPLE_STMT_P in chain_next.
From-SVN: r124021
2007-04-21 Richard Guenther <rguenther@suse.de>
PR middle-end/31136
* fold-const.c (fold_unary): Call fold_convert_const on the
original tree.
* gcc.c-torture/execute/pr31136.c: New testcase.
From-SVN: r124020
PR target/31628
* config/i386/i386.c (type_has_variadic_args_p): Look for any
TREE_LIST with a void_type_node value, not void_list_node exactly.
From-SVN: r124014
2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
* doc/standards.texi: Re-arrange into language-specific
subsections. Add a C++ section, documenting which standards we
support.
From-SVN: r124013
* config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
ecrti.o and crtbegin.o.
(LIB_DEFAULT_SPEC): Include -lc.
(ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
From-SVN: r124006
PR target/28623
* config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
argument; update all callers.
(get_unaligned_offset): New.
* config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
get_unaligned_address, just pass on the address directly.
(unaligned_extendqidi): Use gen_lowpart instead of open-coding
the subreg in the helper patterns.
(unaligned_extendqidi_le): Use get_unaligned_offset.
(unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
(unaligned_extendhidi_be): Likewise.
(unaligned_extendhidi): Tidy.
* config/alpha/alpha-protos.h: Update.
From-SVN: r124002
* config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
for __builtin_ia32_cmpordss.
* gcc.target/i386/ordcmp-1.c: New test.
* gcc.target/i386/unordcmp-1.c: New test.
From-SVN: r123989
PR tree-optimization/31632
* fold-const.c (fold_binary): Use op0 and op1 instead of arg0
and arg1 for optimizations of comparison against min/max values.
Fold arg0 to arg1's type for optimizations of comparison against
min+1 and max-1 values.
* gcc.c-torture/compile/20070419-1.c: New test.
From-SVN: r123988
* fold-const.c: Remove prototypes for native_encode_expr and
native_interpret_expr.
(native_encode_expr): Make non-static.
(native_interpret_expr): Likewise.
* tree.h: Add prototypes for the above.
From-SVN: r123980
gcc:
* configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
for long double compatibility.
* configure: Regenerate.
libstdc++-v3:
* configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
for long double compatibility.
* configure: Regenerate.
* src/complex_io.cc, src/istream-inst.cc, src/ostream-inst.cc:
Condition some _GLIBCXX_LDBL_COMPAT calls on _GLIBCXX_USE_WCHAR_T.
From-SVN: r123972
PR rtl-optimization/29841
* cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
trap instructions.
* sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
that may cause control flow transfer from being moved.
From-SVN: r123970
2007-04-18 Eric Christopher <echristo@apple.com>
* config/rs6000/darwin.md (load_macho_picbase): Use link register
only. Update operands.
* config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
* config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
link register to pic register.
From-SVN: r123960
2007-04-18 Dirk Mueller <dmueller@suse.de>
PR diagnostic/31227
* tree-vrp.c (search_for_addr_array): New.
(check_array_bounds): Suppress warning about
address taken of array refs if its not de-referenced.
* gcc.dg/Warray-bounds-3.c: New.
From-SVN: r123958
* tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
* tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
* tree-vectorizer.h (NITERS_KNOWN_P): New.
* tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
* tree-vect-analyze.c (vect_determine_vectorization_factor): Add
dump print.
(vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
print message.
(vect_analyze_scalar_cycles): Fix indentation.
(vect_enhance_data_refs_alignment): Fix check in case of peeling.
(vect_mark_relevant): Include phis in relevance analysis.
* tree-vect-transform.c (vect_transform_loop): Add an assert.
From-SVN: r123955
* tree-vect-transform.c (get_initial_def_for_reduction): Clean away
the unused code for reduction without adjust-in-epilog to simplify the
function.
From-SVN: r123948
2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
* config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
(S390_TDC_NEGATIVE_ZERO): New constant.
(S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
(S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
(S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
(S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
(S390_TDC_POSITIVE_INFINITY): New constant.
(S390_TDC_NEGATIVE_INFINITY): New constant.
(S390_TDC_POSITIVE_QUIET_NAN): New constant.
(S390_TDC_NEGATIVE_QUIET_NAN): New constant.
(S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
(S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
(S390_TDC_INFINITY): New constant.
* config/s390/s390.c (s390_canonicalize_comparison): Renamed
UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
optimization for UNSPEC_CCZ_TO_INT.
* config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
("*ccz_to_int"): New insn.
("isinf<mode>2"): New insn.
(UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
(UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
(UNSPEC_CCZ_TO_INT): New constant.
From-SVN: r123947
* tree-vect-analyze.c (process_use): New function.
(vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
Check phis in all bbs.
* tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
assert.
From-SVN: r123943
* config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
regnos into even/odd register pairs.
* config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
TDmode similar to the other floating point modes.
[SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
* config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
define_expand's.
(negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
(movdd_hardfloat64): Use TARGET_MFPGPR.
From-SVN: r123916
* tree-vectorizer.h (stmt_vec_info_type): Add enum value
induc_vec_info_type.
(vectorizable_induction): New function declaration.
* tree-vect-transform.c (get_initial_def_for_induction): No need to
check if already vectorized. Find first place in BB where new stmts
can be inserted. Takes only one argument.
(vectorizable_induction): New function.
(vect_transform_stmt): Add case for induc_vec_info_type to call
vectorizable_induction.
(vect_transform_loop): Consider phis for vectorization.
* tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
condition.
(analyze_operations): Call vectorizable_induction when analyzing phis.
Fix comment.
(vect_mark_stmts_to_be_vectorized): Remove redundant checks.
(vect_mark_relevant): Include phis in relevance analysis.
(vect_mark_stmts_to_be_vectorize): Likewise.
* tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
From-SVN: r123910
./: * doc/invoke.texi (Debugging Options): Add documentation for the
-femit-struct-debug options -femit-struct-debug-baseonly,
-femit-struct-debug-reduced, and
-femit-struct-debug-detailed[=...].
* c-opts.c (c_common_handle_option): Add
OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
and OPT_femit_struct_debug_detailed_.
* c.opt: Add specifications for
-femit-struct-debug-baseonly, -femit-struct-debug-reduced,
and -femit-struct-debug-detailed[=...].
* opts.c (set_struct_debug_option): Parse the
-femit-struct-debug-... options.
* opts.c (matches_main_base, main_input_basename,
main_input_baselength, base_of_path, matches_main_base): Add
variables and functions to compare header base name to compilation
unit base name.
* opts.c (should_emit_struct_debug): Add to determine to emit a
structure based on the option.
(dump_struct_debug) Also disabled function to debug this
function.
* opts.c (handle_options): Save the base name of the
compilation unit.
* langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
(LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
This hook indicates if a type is generic. Set it by default
to "never generic".
* langhooks.h (struct lang_hooks_for_types): Add a new hook
to determine if a struct type is generic or not.
* cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
* cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
* cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
with live C++ hook.
* flags.h (enum debug_info_usage): Add an enumeration to describe
a program's use of a structure type.
* dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
to indicate the program's usage of the type. Filter structs based
on the -femit-struct-debug-... specification.
(gen_type_die): Split into two routines, gen_type_die and
gen_type_die_with_usage. gen_type_die is now a wrapper
that assumes direct usage.
(gen_type_die_with_usage): Replace calls to gen_type_die
with gen_type_die_with_usage adding the program usage of
the referenced type.
(dwarf2out_imported_module_or_decl): Suppress struct debug
information using should_emit_struct_debug when appropriate.
testsuite/:
* g++.dg/other/fesd-any.C: Test -femit-struct-debug-detailed=any.
* g++.dg/other/fesd-any.h: Test -femit-struct-debug-detailed=any.
* g++.dg/other/fesd-baseonly.C: Test -femit-struct-debug-baseonly.
* g++.dg/other/fesd-baseonly.h: Test -femit-struct-debug-baseonly.
* g++.dg/other/fesd-none.C: Test -femit-struct-debug-detailed=none.
* g++.dg/other/fesd-none.h: Test -femit-struct-debug-detailed=none.
* g++.dg/other/fesd-reduced.C: Test -femit-struct-debug-reduced.
* g++.dg/other/fesd-reduced.h: Test -femit-struct-debug-reduced.
* g++.dg/other/fesd-sys.C: Test -femit-struct-debug-detailed=sys.
* g++.dg/other/fesd-sys.h: Test -femit-struct-debug-detailed=sys.
* g++.dg/other/fesd.h: Common to -femit-struct-debug-... tests.
* gcc.dg/fesd-any.c: Test -femit-struct-debug-detailed=any.
* gcc.dg/fesd-any.h: Test -femit-struct-debug-detailed=any.
* gcc.dg/fesd-baseonly.c: Test -femit-struct-debug-baseonly.
* gcc.dg/fesd-baseonly.h: Test -femit-struct-debug-baseonly.
* gcc.dg/fesd-none.c: Test -femit-struct-debug-detailed=none.
* gcc.dg/fesd-none.h: Test -femit-struct-debug-detailed=none.
* gcc.dg/fesd-reduced.c: Test -femit-struct-debug-reduced.
* gcc.dg/fesd-reduced.h: Test -femit-struct-debug-reduced.
* gcc.dg/fesd-sys.c: Test -femit-struct-debug-detailed=sys.
* gcc.dg/fesd-sys.h: Test -femit-struct-debug-detailed=sys.
* gcc.dg/fesd.h: Common to -femit-struct-debug-... tests.
From-SVN: r123909
./: PR tree-optimization/31522
* tree-vrp.c (vr_phi_edge_counts): New static variable.
(vrp_initialize): Allocate vr_phi_edge_counts.
(vrp_visit_phi_node): Don't push to infinity if we saw a new
executable edge. Drop test for all constants.
(vrp_finalize): Free vrp_phi_edge_counts.
testsuite/:
PR tree-optimization/31522
* gcc.dg/Wstrict-overflow-16.c: New test.
From-SVN: r123908
* config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
TARGET_FIDOA.
(LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
defined.
From-SVN: r123884
gcc/ChangeLog:
2007-04-16 Seongbae Park <seongbae.park@gmail.com>
PR c++/29365
* cp/decl2.c (constrain_class_visibility):
Do not warn about the use of anonymous namespace in the main input file.
gcc/testsuite/ChangeLog:
2007-04-16 Seongbae Park <seongbae.park@gmail.com>
PR c++/29365
Testcase for c++ anonymous namespace warning
* g++.dg/warn/anonymous-namespace-1.C: New test
* g++.dg/warn/anonymous-namespace-1.h: New test
From-SVN: r123879
PR middle-end/28071
* sched-int.h (struct deps): Split field 'pending_lists_length' into
'pending_read_list_length' and 'pending_write_list_length'. Update
comment.
* sched-deps.c (add_insn_mem_dependence): Change signature. Update
to handle two length counters instead of one. Update all uses.
(flush_pending_lists, sched_analyze_1, init_deps): Update to handle
two length counters instead of one.
* sched-rgn.c (propagate_deps): Update to handle two length counters
instead of one.
From-SVN: r123874
2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
PR target/31582
* config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
copy of source, pass it to ix86_expand_vector_set and return
it as target.
From-SVN: r123866
2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR c/31520
* c-del.c (finish_decl): Grab the type of the decl after the call
to store_init_value.
2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR C/31520
* testsuite/gcc.dg/gnu89-init-4.c: New testcase.
From-SVN: r123835
* config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
* config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
From-SVN: r123813
* config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
we can...
* config/darwin.opt (fapple-kext): Make C++ only.
* config/darwin.c (darwin_override_options): Remove code to ensure
-fapple-kext is given for C++ only.
From-SVN: r123792
2007-04-13 Richard Guenther <rguenther@suse.de>
PR tree-optimization/21258
* tree-vrp.c (compare_case_labels): New helper.
(find_switch_asserts): New function.
(find_assert_locations): Call it for SWITCH_EXPRs.
* gcc.dg/tree-ssa/vrp34.c: New testcase.
From-SVN: r123778
* config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
* config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
check is now implied in X87_FLOAT_MODE_P.
(*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
(*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
(fix_trunc<mode>_i386_fisttp): Ditto.
(fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
(*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
(fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
(fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
(*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
(*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
(unnamed_splitters): Ditto.
* config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
FIRST_SSE_REG for local functions when SSE math is enabled or
for functions with sseregparm attribute.
(standard_80387_constant_p): Return -1 if mode is not
X87_FLOAT_MODE_P.
(ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
(ix86_expand_compare): Ditto.
(ix86_expand_carry_flag_compare): Ditto.
(ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
DECIMAL_FLOAT_MODE_P.
(ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
of SCALAR_FLOAT_MODE_P.
(ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
[MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
checks before FLOAT_MODE_P.
[MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
before FLOAT_MODE_P.
[DIV]: Ditto.
[NEG]: Ditto.
[ABS]: Ditto.
[SQRT]: Ditto.
[FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
From-SVN: r123777
2007-04-12 Paolo Bonzini <bonzini@gnu.org>
Charles Wilson <libtool@cwilson.fastmail.fm>
* Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
(libgcc.mvars): Don't depend on them.
* configure.ac (as, collect-ld, nm): Create from exec-tool.in.
* exec-tool.in: New.
Co-Authored-By: Charles Wilson <libtool@cwilson.fastmail.fm>
From-SVN: r123775
gcc/
* Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
* genemit.c (main): Emit #include "integrate.h".
* config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
(LOADGP_RTP): New mips_loadgp_style.
* config/mips/mips.h: Include config/vxworks-dummy.h.
(TARGET_RTP_PIC): New macro.
(TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
(TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
(ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
for TARGET_RTP_PIC.
* config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
-mvxworks-pic when using -mrtp and a PIC option.
* config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
for RTP PIC.
(mips_symbolic_constant_p, mips_symbolic_address_p)
(mips_symbol_insns): Handle SYMBOL_HALF.
(override_options): Warn about -G and -mrtp being used together.
Initialize mips_lo_relocs[SYMBOL_HALF].
(mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
(mips_emit_loadgp): Handle LOADGP_RTP.
(mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
* config/mips/mips.md (loadgp_rtp): New insn and splitter.
(tablejump): Handle function-relative case table entries if
TARGET_RTP_PIC.
* config/mips/predicates.md (symbol_ref_operand): New predicate.
From-SVN: r123757
gcc/
* config/mips/mips-protos.h: In comments, refer to loadgp_absolute
rather than loadgp_noshared.
* config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
gen_loadgp.
* config/mips/mips.md (loadgp): Rename to...
(loadgp_newabi): ...this.
(loadgp_noshared): Rename to...
(loadgp_absolute): ...this.
From-SVN: r123755
gcc/
* config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
(SYMBOL_GOT_PAGE_OFST): ...this.
(SYMBOL_GOT_GLOBAL): Rename to...
(SYMBOL_GOT_DISP): ...this.
(SYMBOL_GOTOFF_GLOBAL): Rename to...
(SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
* config/mips/mips.c (mips_global_symbol_p): New function.
(mips_symbol_binds_local_p): Likewise.
(mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
and mips_symbol_binds_local_p.
(mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
(override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
SYMBOL_GOTOFF_DISP.
(mips_ok_for_lazy_binding_p): New function.
(mips_load_call_address, mips_expand_call): Use it.
(mips_dangerous_for_la25_p): Likewise.
* config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
(*got_disp<mode>): Use got_disp_operand instead of
global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
SYMBOL_GOTOFF_GLOBAL.
(*got_page<mode>): Use got_page_ofst_operand instead of
local_got_operand.
* config/mips/predicates.md (const_call_insn_operand): Use
SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
(global_got_operand): Rename to...
(got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
SYMBOL_GOT_GLOBAL.
(local_got_operand): Rename to...
(got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
of SYMBOL_GOT_LOCAL.
From-SVN: r123752
* config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
Use a more efficient implementation.
* config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
inline sequences when not optimizing for size.
From-SVN: r123748
2007-02-11 Jie Zhang <jie.zhang@analog.com>
* config/bfin/bfin.opt (msim): New option.
(mcpu=): New option.
* config/bfin/bfin-protos.h (enum bfin_cpu): New.
(bfin_cpu_t): Typedef of enum bfin_cpu.
(bfin_cpu_type): New declaration.
* config/bfin/elf.h (STARTFILE_SPEC): Add support for
-msim and -mcpu= options.
(LIB_SPEC): Likewise.
* config/bfin/bfin.c (bfin_cpu_type): Define.
(bfin_handle_option): Handle -mcpu= option.
* config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
(TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
__ADSPBF533__ or __ADSPBF537__ according to the cpu type.
From-SVN: r123747
* doc/md.texi (Blackfin family constraints): Document PA and PB.
* config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
(MACFLAGS_MATCH_P): New macro.
* config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
(bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
* config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
the other MACFLAG constants.
(sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
(flag_machi): Tighten constraints. Renumber some of the operands.
(flag_machi_acconly): Tighten constraints. Correct operand numbers in
output template.
(flag_machi_parts_acconly): New pattern.
(flag_macinithi): Tighten constraints. Allow any accumulator to be
used.
(flag_macinit1hi): Tighten constraints.
(flag_mul_macv2hi_parts_acconly): New pattern.
From-SVN: r123745
gcc/
* config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
(arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
(powerpc-wrs-vxworksae): Use ${tm_file}.
(i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
* config/i386/vx-common.h: New file.
From-SVN: r123744
2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
PR c++/31078
PR c++/31103
* c-common.c (c_build_qualified_type): Set canonical type
appropriately.
2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
PR c++/31078
* g++.dg/other/pr31078.C: New.
From-SVN: r123740
2007-04-12 Richard Guenther <rguenther@suse.de>
* tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
lower bound and element size if lower bound is not zero
or either of the ARRAY_REF operands is set.
From-SVN: r123738
2007-04-12 Richard Guenther <rguenther@suse.de>
PR tree-optimization/24689
PR tree-optimization/31307
* fold-const.c (operand_equal_p): Compare INTEGER_CST array
indices by value.
* gimplify.c (canonicalize_addr_expr): To be consistent with
gimplify_compound_lval only set operands two and three of
ARRAY_REFs if they are not gimple_min_invariant. This makes
it never at this place.
* tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
* g++.dg/tree-ssa/pr31307.C: New testcase.
* gcc.dg/tree-ssa/pr24689.c: Likewise.
From-SVN: r123736
* reload.c (find_reloads_toplev, find_reloads_address,
find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
not a pointer equality test, to decide if we need to call
push_reg_equiv_alt_mem.
From-SVN: r123724
PR 30735
PR 31090
* doc/invoke.texi: Document --params max-aliased-vops and
avg-aliased-vops.
* tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
debug_memory_partitions): Move to tree-flow.h
* params.h (AVG_ALIASED_VOPS): Define.
* tree-ssa-alias.c (struct mp_info_def): Remove. Update all
users.
(mp_info_t): Likewise.
(get_mem_sym_stats_for): New.
(set_memory_partition): Move from tree-flow-inline.h.
(mark_non_addressable): Only clear the set of symbols for the
partition if it exists.
(dump_memory_partitions): Move from tree-ssa-operands.c
(debug_memory_partitions): Likewise.
(need_to_partition_p): New.
(dump_mem_ref_stats): New.
(debug_mem_ref_stats): New.
(dump_mem_sym_stats): New.
(debug_mem_sym_stats): New.
(update_mem_sym_stats_from_stmt): New.
(compare_mp_info_entries): New.
(mp_info_cmp): Call it.
(sort_mp_info): Change argument to a list of mem_sym_stats_t
objects.
(get_mpt_for): Move from tree-ssa-operands.c.
(find_partition_for): New.
(create_partition_for): Remove.
(estimate_vop_reduction): New.
(update_reference_counts): New.
(build_mp_info): New.
(compute_memory_partitions): Refactor.
Document new heuristic.
Call build_mp_info, update_reference_counts,
find_partition_for and estimate_vop_reduction.
(compute_may_aliases): Populate virtual operands before
calling debugging dumps.
(delete_mem_sym_stats): New.
(delete_mem_ref_stats): New.
(init_mem_ref_stats): New.
(init_alias_info): Call it.
(maybe_create_global_var): Remove alias_info argument.
Get number of call sites and number of pure/const call sites
from gimple_mem_ref_stats().
(dump_alias_info): Call dump_memory_partitions first.
(dump_points_to_info_for): Show how many times a pointer has
been dereferenced.
* opts.c (decode_options): For -O2 set --param
max-aliased-vops to 500.
For -O3 set --param max-aliased-vops to 1000 and --param
avg-aliased-vops to 3.
* fortran/options.c (gfc_init_options): Remove assignment to
MAX_ALIASED_VOPS.
* tree-flow-inline.h (gimple_mem_ref_stats): New.
* tree-dfa.c (dump_variable): Dump memory reference
statistics.
Dump NO_ALIAS* settings.
(referenced_var_lookup): Tidy.
(mem_sym_stats): New.
* tree-ssa-copy.c (may_propagate_copy): Return true if DEST
and ORIG are different SSA names for a memory partition.
* tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
* tree-flow.h (struct mem_sym_stats_d): Define.
(mem_sym_stats_t): Define.
(struct mem_ref_stats_d): Define.
(struct gimple_df): Add field mem_ref_stats.
(enum noalias_state): Define.
(struct var_ann_d): Add bitfield noalias_state.
(mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
debug_mem_ref_stats, debug_memory_partitions,
debug_mem_sym_stats): Declare.
* tree-ssa-structalias.c (update_alias_info): Update call
sites, pure/const call sites and asm sites in structure
returned by gimple_mem_ref_stats.
Remove local variable IS_POTENTIAL_DEREF.
Increase NUM_DEREFS if the memory expression is a potential
dereference.
Call update_mem_sym_stats_from_stmt.
If the memory references memory, call
update_mem_sym_stats_from_stmt for all the direct memory
symbol references found.
(intra_create_variable_infos): Set noalias_state field for
pointer arguments according to the value of
flag_argument_noalias.
* tree-ssa-structalias.h (struct alias_info): Remove fields
num_calls_found and num_pure_const_calls_found.
(update_mem_sym_stats_from_stmt): Declare.
* params.def (PARAM_MAX_ALIASED_VOPS): Change description.
Set default value to 100.
(PARAM_AVG_ALIASED_VOPS): Define.
From-SVN: r123719
2007-04-11 Richard Guenther <rguenther@suse.de>
PR middle-end/31530
* simplify-rtx.c (simplify_binary_operation_1): Do not simplify
a * -b + c as c - a * b if we honor sign dependent rounding.
From-SVN: r123715
PR tree-optimization/31343
* tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
(build_polynomial_chrec): Return a scalar when the evolution is zero.
* testsuite/gcc.dg/vect/pr31343.c: New.
From-SVN: r123708
* config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
alternative.
(fix_trunc<mode>si_sse): Ditto.
(*floatsisf2_mixed, *floatsisf2_sse): Ditto.
(*floatsidf2_mixed, *floatsidf2_sse): Ditto.
(*floatdisf2_mixed, *floatdisf2_sse): Ditto.
(*floatdidf2_mixed, *floatdidf2_sse): Ditto.
(floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
expander using SSEMODEF mode macro.
(floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
expander using SSEMODEF mode macro.
(*floathi<mode>2_i387): Rename from *floathisf2_i387 and
*floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
(*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
*floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
(*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
*floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
(float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
Macroize insn using X87MODEF mode macro.
From-SVN: r123693
* gcc.dg/tree-ssa/foldaddr-3.c: New file.
* tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
multiple fields of union.
From-SVN: r123674
* cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
(create_preheaders): Check that loops are available.
(fix_loop_structure): Clean up, improve comments.
* tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
Check that loops are available. Set LOOP_CLOSED_SSA to the loops
state flags.
* tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
* predict.c (tree_estimate_probability): Do not call
calculate_dominance_info. Call create_preheaders.
* tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
flags.
* cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
* cfgloop.h (LOOP_CLOSED_SSA): New constant.
* tree-cfg.c (tree_split_edge): Make an assert more precise.
* tree-ssa-threadedge.c (thread_across_edge): Comment the function
arguments.
From-SVN: r123670
* langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
lhd_tree_inlining_end_inlining): Remove.
* langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
end_inlining hooks.
* langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
lhd_tree_inlining_end_inlining): Remove prototypes.
(LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
LANG_HOOKS_TREE_INLINING_START_INLINING,
LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
* c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
not set it.
cp/
* cp-objcp-common.h (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS):
Do not set it.
(LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do not set it.
* tree.c (cp_add_pending_fn_decls): Remove.
* cp-tree.h (cp_add_pending_fn_decls): Remove prototype.
From-SVN: r123658
* tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
argument "reliable".
(infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
Add argument "reliable". Propagate it through calls.
(infer_loop_bounds_from_undefined): Derive number of iterations
estimates from references in blocks that do not dominate loop latch.
(gcov_type_to_double_int): New function.
(estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
and expected_loop_iterations_unbounded.
* cfgloopanal.c (expected_loop_iterations_unbounded): New function.
(expected_loop_iterations): Use expected_loop_iterations_unbounded.
* tree-data-ref.c (estimated_loop_iterations): Export.
(get_references_in_stmt): Fix -- do not return addresses of local
objects.
* cfgloop.h (expected_loop_iterations_unbounded,
estimated_loop_iterations): Declare.
From-SVN: r123630
* config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
(*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
Use output_387_reg_move().
(*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
expander using X87MODEF12 mode macro.
(*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
choosing register preferences. Use output_387_reg_move().
(*truncxfdf2_mixed): Combine alternatives, use "r" alternative
instead of "x". Use output_387_reg_move().
(*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
*truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
(*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
*truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
Use output_387_reg_move().
(*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
mode macro.
(*truncxf?f_i387 splitter): Ditto.
From-SVN: r123626
Eric Botcazou
Jan Hubicka
Francois-Xavier Coudert
Ben Elliston
Eric Botcazou
Revital Eres
Aurelien Jarno
Ulrich Drepper
Jakub Jelinek
Josh Conner
Andreas Krebbel
Bob Wilson
Bernd Schmidt
Brad Lucier
Maxim Kuvyrkov
Dirk Mueller
Janis Johnson
Joseph Myers
Ian Lance Taylor
Uros Bizjak
Zdenek Dvorak
Dorit Nuzman
Brooks Moses
Eric Christopher
Seongbae Park
Paul Brook
Andrew Pinski
Andrew Pinski
Nick Clifton
Richard Guenther
H.J. Lu
Dwarakanath Rajagopal
Dwarakanath Rajagopal
Kazu Hirata
Mark Mitchell
Alexandre Oliva
Francois-Xavier Coudert
Zdenek Dvorak
Steven Bosscher
Sandra Loosemore
Kaz Kojima
Mike Stump
Richard Henderson
Richard Sandiford
Anatoly Sokolov
Steve Ellcey
Paolo Carlini
Thiemo Seufer
Danny Smith
Ian Lance Taylor
Simon Martin
Janis Johnson
Hui-May Chang
Olga Golovanevsky
Nathan Froyd
Richard Sandiford
Daniel Franke
Richard Henderson
Douglas Gregor
Daniel Jacobowitz
Jakub Jelinek
Eric Botcazou
Philippe De Muyter
Dorit Nuzman
Wolfgang Gellerich
Peter Bergner
Lawrence Crowl
Matthias Klose
Aldy Hernandez
Seongbae Park
H.J. Lu
David Ung
John David Anglin
Paolo Bonzini
Thomas Neumann
Diego Novillo
Sebastian Pop
Daniel Berlin
Bruce Korb
Andreas Tobler