gcc/ChangeLog:
* dwarf2out.c (reference_to_unused): Don't emit strings in
initializers just because of debug information.
* tree.h (TREE_ASM_WRITTEN): Document use for STRING_CSTs.
gcc/testsuite/ChangeLog:
* gcc.dg/debug/const-3.c: New.
From-SVN: r130959
2007-12-15 Benjamin Kosnik <bkoz@redhat.com>
Paolo Carlini <pcarlini@suse.de>
* include/parallel/partial_sum.h: Include new. Fix for DR 402.
* include/parallel/multiway_merge.h:Fix for DR 402.
* include/parallel/losertree.h: Same.
* include/parallel/quicksort.h: Same.
* include/parallel/random_shuffle.h: Same.
* include/parallel/multiway_mergesort.h: Same.
Co-Authored-By: Paolo Carlini <pcarlini@suse.de>
From-SVN: r130956
PR target/29978
* config/i386/i386.c (ix86_expand_branch): Optimize LE/LEU/GT/GTU
DImode comparisons against constant with all 1's in the lower word.
* gcc.target/i386/pr29978.c: New test.
From-SVN: r130938
* config/i386/sse.md (sse4_2_pcmpestr): Use reg_not_xmm0_operand
constraint for operand2. Use nonimm_not_xmm0_operand constraint
for operand 4. Update arguments in the call to
gen_sse4_2_pcmpestr_cconly.
(sse_4_2_pcmpestr_cconly): Renumber insn operands and update insn
template accordingly.
(sse4_2_pcmpistr): Use reg_not_xmm0_operand constraint for operand2.
Use nonimm_not_xmm0_operand constraint for operand 3. Update
arguments in the call to gen_sse4_2_pcmpistr_cconly.
(sse_4_2_pcmpistr_cconly): Renumber insn operands and update insn
testsuite/ChangeLog:
* gcc.target/i386/sse-12.c (dg-options): Use -msse4
instead of -msse4.1.
* gcc.target/i386/sse-12.c (dg-options): Ditto.
* g++.dg/other/i386-2.C (dg-options): Ditto.
From-SVN: r130934
2007-12-14 Richard Guenther <rguenther@suse.de>
PR middle-end/34462
* tree-ssa-operands.h (create_ssa_artificial_load_stmt): Add
parameter to say whether to unlink immediate uses.
* tree-ssa-operands.c (create_ssa_artificial_load_stmt): Do not
mark the artificial stmt as modified. Unlink immediate uses
only if requested.
* tree-ssa-dom.c (record_equivalences_from_stmt): Update caller.
* tree-ssa-pre.c (insert_fake_stores): Likewise.
* gcc.c-torture/compile/20071214-1.c: New testcase.
From-SVN: r130931
* gcc.target/i386/sse-14.c (test_1, test_2, test_2x, test_4): New
macros to test macroized SSE intrinsics. Use new macros to test
macroized SSE intrinsics from ammintrin.h, smmintrin.h, tmmintrin.h,
emmintrin.h, xmmintrin.h and bmmintrin.h
* gcc.target/i386/sse-13.c (__builtin_ia32_pcmp?str*128): Redefine
to test with immediate operand.
From-SVN: r130930
2007-12-13 Anton Korobeynikov <asl@math.spbu.ru>
* trans-decl.c (gfc_build_builtin_function_decls): Correct decl
construction for select_string() and internal_unpack()
2007-12-13 Duncan Sands <baldrick@free.fr>
Anton Korobeynikov <asl@math.spbu.ru>
* trans-expr.c (gfc_conv_structure): Make sure record
* constructors
for static variables are marked constant.
From-SVN: r130914
2007-12-13 Thomas Koenig <tkoenig@gcc.gnu.org>
PR libfortran/34370
PR libfortran/34323
PR libfortran/34405
* io/io.h: Add previous_nonadvancing_write to gfc_unit.
Add prototype for finish_last_advance_record.
* io/file_pos.c (st_backspace): Generate error if backspace is
attempted for direct access or unformatted stream.
If there are bytes left from a previous ADVANCE="no", write
them out before performing the backspace.
(st_endfile): Generate error if endfile is attempted for
direct access.
If there are bytes left from a previous ADVANCE="no", write
them out before performing the endfile.
(st_rewind): Generate error if rewind is attempted for
direct access.
* unit.c (close_unit_1): Move functionality to write
previously written bytes to...
(finish_last_advance_record): ... here.
* transfer.c (data_transfer_init): If reading, reset
previous_nonadvancing_write.
(finalize_transfer): Set the previous_noadvancing_write
flag if we are writing and ADVANCE="no" was specified.
Only call next_record() if advance="no" wasn't specified.
2007-12-13 Thomas Koenig <tkoenig@gcc.gnu.org>
PR libfortran/34370
PR libfortran/34323
PR libfortran/34405
* gfortran.dg/advance_6.f90: New test case.
* gfortran.dg/direct_io_7.f90: New test case.
* gfortran.dg/streamio_13.f90: New test case.
From-SVN: r130912
2007-12-13 Andrew Pinski <pinskia@gmail.com>
David Daney <ddaney@avtrex.com>
PR bootstrap/34144
* system.h: Make -Wuninitialized non-fatal if ASSERT_CHECKING
is disabled.
Co-Authored-By: David Daney <ddaney@avtrex.com>
From-SVN: r130908
PR rtl-optimization/32636
* df-scan.c (df_get_entry_block_def_set): Set struct_value_rtx
regno in entry_block_defs even if HAVE_prologue && epilogue_completed.
From-SVN: r130907
2007-12-13 Richard Guenther <rguenther@suse.de>
PR tree-optimization/34450
* params.def (PARAM_SCCVN_MAX_SCC_SIZE): New param.
* invoke.texi (sccvn-max-scc-size): Document.
* Makefile.in (tree-ssa-sccvn.o): Add $(PARAMS_H) dependency.
* tree-ssa-sccvn.h (run_scc_vn): Return true on success, false
on error.
* tree-ssa-sccvn.c (params.h): Include.
(DFS): Return true if all went well, return false as soon as
a SCC exceeds the size of PARAM_SCCVN_MAX_SCC_SIZE.
(run_scc_vn): Return true if all went well, return false if
we aborted during DFS.
* tree-ssa-pre.c (execute_pre): Check if SCCVN finished
successfully, otherwise bail out.
From-SVN: r130895
2007-12-13 Olga Golovanevsky <olga@il.ibm.com>
* ipa-struct-reorg.c (is_candidate): Print information to dump
file when the type is initialized.
(get_stmt_accesses): Likewise when a structure has bitfields
or field access is too complicate.
(safe_cond_expr_check): Likewise for unsafe condition expressions.
(exclude_cold_structs): Likewise for cold structures.
(collect_structures): Suppress redundant print when there are
no structures to transform.
(do_reorg): Print to dump file a number of structures that
will be transformed.
(dump_new_types): Print a number of new types to replace
an original structure type.
From-SVN: r130894
(Attribute_to_gnu): Check for violations of the No_Implicit_Dynamic_Code
restriction. This checking used to be done in the front end, but is
moved here so we can make it more accurate.
From-SVN: r130892
2007-12-06 Javier Miranda <miranda@adacore.com>
Ed Schonberg <schonberg@adacore.com>
* sem_ch3.ads, sem_ch3.adb (Check_Abstract_Overriding): Avoid
generation of spurious error if parent is an interface type; caused
because predefined primitive bodies will be generated later by
Freeze_Record_Type.
(Process_Subtype): The subtype inherits the Known_To_Have_Preelab_Init
flag.
(Derive_Subprograms): Handle derivations of predefined primitives
after all the user-defined primitives to ensure that they are
found in proper order in instantiations.
(Add_Interface_Tag_Components, Inherit_Components): Update occurrences
of Related_Interface to Related_Type.
(Record_Type_Declaration): Minor reordering of calls to decorate the
Tag component because the entity must have set its Ekind attribute
before setting its Is_Tag attribute.
(Analyze_Subtype_Declaration): In the case of subtypes with
Private_Kind, inherit Known_To_Have_Preelab_Init from the parent.
From-SVN: r130883
