* lower-subreg.c (resolve_simple_move): If called self-recursive,
do not delete_insn insns that have not yet been emitted, only
unlink them with remove_insn.
* df-scan.c (df_insn_delete): Revert r197492.
From-SVN: r198042
2013-04-17 Janus Weil <janus@gcc.gnu.org>
PR fortran/56814
* interface.c (check_result_characteristics): Get result from interface
if present.
2013-04-17 Janus Weil <janus@gcc.gnu.org>
PR fortran/56814
* gfortran.dg/proc_ptr_42.f90: New.
From-SVN: r198032
* config/arm/arm.c (use_return_insn): Return 0 for targets that
can benefit from using a sequence of LDRD instructions in epilogue
instead of a single LDM instruction.
From-SVN: r198029
2013-04-17 Richard Biener <rguenther@suse.de>
* tree-vect-slp.c (vect_build_slp_tree_1): Split out from ...
(vect_build_slp_tree): ... here.
(vect_build_slp_tree_1): Compute which stmts of the SLP group
match. Remove special-casing of mismatched complex loads.
(vect_build_slp_tree): Based on the result from vect_build_slp_tree_1
re-try the match with swapped commutative operands.
(vect_supported_load_permutation_p): Remove special-casing of
mismatched complex loads.
(vect_analyze_slp_instance): Adjust.
From-SVN: r198026
2013-04-17 Richard Biener <rguenther@suse.de>
PR rtl-optimization/56921
* cfgloop.h (struct loop): Add simple_loop_desc member.
(struct niter_desc): Mark with GTY(()).
(simple_loop_desc): Do not use aux field but simple_loop_desc.
* loop-iv.c (get_simple_loop_desc): Likewise.
(free_simple_loop_desc): Likewise.
Revert
2013-04-16 Richard Biener <rguenther@suse.de>
PR rtl-optimization/56921
* loop-init.c (pass_rtl_move_loop_invariants): Add
TODO_do_not_ggc_collect to todo_flags_finish.
(pass_rtl_unswitch): Same.
(pass_rtl_unroll_and_peel_loops): Same.
(pass_rtl_doloop): Same.
From-SVN: r198025
frontend ChangeLog:
2013-04-17 Janne Blomqvist <jb@gcc.gnu.org>
PR fortran/40958
* scanner.h: New file.
* Make-lang.in: Dependencies on scanner.h.
* scanner.c (gfc_directorylist): Move to scanner.h.
* module.c: Don't include md5.h, include scanner.h and zlib.h.
(MOD_VERSION): Add comment about backwards compatibility.
(module_fp): Change type to gzFile.
(ctx): Remove.
(gzopen_included_file_1): New function.
(gzopen_included_file): New function.
(gzopen_intrinsic_module): New function.
(write_char): Use gzputc.
(read_crc32_from_module_file): New function.
(read_md5_from_module_file): Remove.
(gfc_dump_module): Use gz* functions instead of stdio, check gzip
crc32 instead of md5.
(read_module_to_tmpbuf): Use gz* functions instead of stdio.
(gfc_use_module): Use gz* functions.
testsuite ChangeLog:
2013-04-17 Janne Blomqvist <jb@gcc.gnu.org>
PR fortran/40958
* lib/gcc-dg.exp (scan-module): Uncompress module file before
scanning.
* gfortran.dg/module_md5_1.f90: Remove.
From-SVN: r198023
2013-04-16 Greta Yorsh <Greta.Yorsh at arm.com>
* config/arm/arm.c (emit_multi_reg_push): New declaration
for an existing function.
(arm_emit_strd_push): New function.
(arm_expand_prologue): Used here.
(arm_emit_ldrd_pop): New function.
(arm_expand_epilogue): Used here.
(arm_get_frame_offsets): Update condition.
(arm_emit_multi_reg_pop): Add a special case for load of a single
register with writeback.
From-SVN: r198004
2013-04-16 Richard Biener <rguenther@suse.de>
PR tree-optimization/56756
* tree-ssa-loop-im.c (struct first_mem_ref_loc_1): New functor.
(first_mem_ref_loc): New.
(execute_sm): Place the load temporarily before a previous
access instead of in the latch edge to ensure its SSA dependencies
are defined at points dominating the load.
* gcc.dg/torture/pr56756.c: New testcase.
From-SVN: r198001
* cfgrtl.c (cfg_layout_merge_blocks): Revert r184005, implement
correct fix by moving header and footer insn to the footer of
the merged basic block. Clear BB_END of the merged-away block.
From-SVN: r197995
PR middle-end/43631
* emit-rtl.c (make_note_raw): New function.
(link_insn_into_chain): New static inline function.
(add_insn): Use it.
(add_insn_before, add_insn_after): Factor insn chain linking code...
(add_insn_before_nobb, add_insn_after_nobb): ...here, new functions
using link_insn_into_chain.
(note_outside_basic_block_p): New helper function for emit_note_after
and emit_note_before.
(emit_note_after): Use nobb variant of add_insn_after if the note
should not be contained in a basic block.
(emit_note_before): Use nobb variant of add_insn_before if the note
should not be contained in a basic block.
(emit_note_copy): Use make_note_raw.
(emit_note): Likewise.
* bb-reorder.c (insert_section_boundary_note): Remove hack to set
BLOCK_FOR_INSN to NULL manually for NOTE_INSN_SWITCH_TEXT_SECTIONS.
* jump.c (cleanup_barriers): Use reorder_insns_nobb to avoid making
the moved barrier the tail of the basic block it follows.
* var-tracking.c (pass_variable_tracking): Add TODO_verify_flow.
From-SVN: r197994
PR c++/52748
* pt.c (tsubst) [DECLTYPE_TYPE]: If ~id is an expression
rather than a destructor name, it isn't an unqualified-name.
(tsubst_copy_and_build): Pass down decltype_flag to operator
handling code, too.
From-SVN: r197982
PR tree-optimization/56962
* gimple-ssa-strength-reduction.c (record_increment): Only set
initializer if gimple_assign_rhs_code is {,POINTER_}PLUS_EXPR and
either rhs1 or rhs2 is equal to c->base_expr.
* gcc.c-torture/execute/pr56962.c: New test.
From-SVN: r197978
2013-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
* emit-rtl.c (reset_all_used_flags): New function.
(verify_rtl_sharing): Call reset_all_used_flags before and after
performing the checks.
From-SVN: r197971
frontend ChangeLog:
2013-04-15 Janne Blomqvist <jb@gcc.gnu.org>
PR fortran/56919
* intrinsics.texi (SYSTEM_CLOCK): Update documentation.
libgfortran ChangeLog:
2013-04-15 Janne Blomqvist <jb@gcc.gnu.org>
PR fortran/56919
* intrinsics/time_1.h: Check __CYGWIN__ in addition to
__MINGW32__.
* intrinsics/system_clock.c (GF_CLOCK_MONOTONIC): Check
_POSIX_MONOTONIC_CLOCK as well.
(system_clock_4): Use GetTickCount on Windows.
(system_clock_8): Use QueryPerformanceCounter and
QueryPerformanceCounterFrequency on Windows.
From-SVN: r197968
PR target/56890
* config/sparc/sparc.c (enum sparc_mode_class): Add H_MODE value.
(S_MODES): Set H_MODE bit.
(SF_MODES): Set only S_MODE and SF_MODE bits.
(DF_MODES): Set SF_MODES and only D_MODE and DF_MODE bits.
(sparc_init_modes) <MODE_INT>: Set H_MODE bit for sub-word modes.
<MODE_VECTOR_INT>: Do not set SF_MODE for sub-word modes.
<MODE_FLOAT>: Likewise.
From-SVN: r197958
2013-04-15 Joey Ye <joey.ye@arm.com>
* config/arm/arm.c (thumb1_final_prescan_insn): Assert lr save
for real far jump.
(thumb_far_jump_used_p): Count instruction size and set
far_jump_used.
testsuite:
* gcc.target/arm/thumb1-far-jump-1.c: New test.
* gcc.target/arm/thumb1-far-jump-2.c: New test.
From-SVN: r197956
* gcj.texi (Configure-time Options): Refer to GCC, not gcc.
(Resources): Adjust reference to Mauve.
Remove link to java.sun.com.
Refer to GCC, not gcc.
From-SVN: r197951
