Dave Korn [Sun, 21 Mar 2010 19:34:19 +0000 (19:34 +0000)]
PR target/42811 (prerequisite)
PR target/42811 (prerequisite)
* include/private/gc_priv.h (struct roots) [CYGWIN32]: Don't
declare r_next member on Cygwin as on other windows hosts.
(LOG_RT_SIZE) [CYGWIN32]: Don't define likewise.
(RT_SIZE) [CYGWIN32]: Likewise.
(struct _GC_arrays) [CYGWIN32]: Do declare _heap_bases[] member
likewise.
(GC_heap_bases) [CYGWIN32]: Do define likewise.
(struct _SYSTEM_INFO) [CYGWIN32]: Do forward-declare likewise.
(GC_sysinfo) [CYGWIN32]: Do declare extern likewise.
(GC_n_heap_bases) [CYGWIN32]: Likewise.
(GC_is_tmp_root) [CYGWIN32]: Do prototype likewise.
* include/private/gcconfig.h (GC_win32_get_mem) [CYGWIN32]: Likewise.
(GET_MEM) [CYGWIN32]: Do define likewise.
* boehm-gc/ptr_chck.c (GC_is_visible) [CYGWIN32]: Do handle dynamic
registration likewise.
* boehm-gc/os_dep.c (GC_setpagesize) [CYGWIN32]: Do define likewise.
(GC_no_win32_dlls) [CYGWIN32]: Define as constant false, unlike
other windows hosts.
(GC_sysinfo) [CYGWIN32]: Define as on other windows hosts.
(GC_n_heap_bases) [CYGWIN32]: Likewise.
(GLOBAL_ALLOC_TEST) [CYGWIN32]: Likewise.
(GC_win32_get_mem) [CYGWIN32]: Likewise, but wrapping GC_unix_get_mem
rather than GlobalAlloc/VirtualAlloc.
(GC_win32_free_heap) [CYGWIN32]: Likewise, but wrapping free instead
of GlobalFree (even though the function body is optimised away).
* boehm-gc/mark_rts.c (add_roots_to_index) [CYGWIN32]: Define as on
other windows hosts.
(GC_add_roots_inner) [CYGWIN32]: Avoid overlapping or adjacent
intervals likewise.
(GC_clear_roots) [CYGWIN32]: Clear GC_root_index[] likewise.
(GC_rebuild_root_index) [CYGWIN32]: Define as on other windows hosts.
(GC_remove_tmp_roots) [CYGWIN32]: Call it likewise.
(GC_remove_roots) [CYGWIN32]: Don't define, as on other windows hosts.
(GC_is_tmp_root) [CYGWIN32]: Define, as on other windows hosts.
(GC_cond_register_dynamic_libraries) [CYGWIN32]: Handle temporary
roots and dynamic registration likewise.
* boehm-gc/dyn_load.c (GC_has_static_roots) [CYGWIN32]: Define as on
other windows hosts.
(GC_register_has_static_roots_callback) [CYGWIN32]: Likewise.
(GC_cond_add_roots) [CYGWIN32]: Likewise.
(GC_register_main_static_data) [CYGWIN32]: Define to always return
false, as on MSWINCE
(HAVE_REGISTER_MAIN_STATIC_DATA) [CYGWIN32]: Define as on other
windows hosts.
(GC_warn_fb) [CYGWIN32]: Likewise.
(GC_disallow_ignore_fb) [CYGWIN32]: Likewise.
(GC_ignore_fb_mb) [CYGWIN32]: Likewise.
(GC_ignore_fb) [CYGWIN32]: Likewise.
(is_frame_buffer) [CYGWIN32]: Likewise.
(GC_dump_meminfo) [CYGWIN32]: Likewise.
(GC_wnt) [CYGWIN32]: Define to constant true.
(GC_register_dynamic_libraries) [CYGWIN32]: Define as on other
windows hosts.
Jerry DeLisle [Sat, 20 Mar 2010 14:39:00 +0000 (14:39 +0000)]
re PR fortran/43409 (I/O: INQUIRE for SIZE does not work.)
2010-03-20 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR fortran/43409
* ioparm.def: Change inquire size variable to type pointer to
GFC_IO_INT type.
2010-03-20 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR fortran/43409
* io/unix.h: Add prototype for new function to return file size.
* io/unix.c (file_size): New function.
* io/inquire.c (inquire_via_unit): Use new function.
(inquire_via_filename): Use new function.
Richard Guenther [Sat, 20 Mar 2010 13:44:18 +0000 (13:44 +0000)]
re PR rtl-optimization/43438 (possible wrong code bug)
2010-03-20 Richard Guenther <rguenther@suse.de>
PR rtl-optimization/43438
* combine.c (make_extraction): Properly zero-/sign-extend an
extraction of the low part of a CONST_INT. Also handle
CONST_DOUBLE.
Bernd Schmidt [Fri, 19 Mar 2010 18:41:22 +0000 (18:41 +0000)]
re PR target/40697 (inefficient code to extract least bits from an integer value)
gcc/
PR target/40697
* optabs.c (avoid_expensive_constant): Use rtx_cost to find out
the cost of loading the constant rather than assuming
COSTS_N_INSNS (1).
* config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
outer code is AND, do the same tests as the andsi3 expander and
return COSTS_N_INSNS (1) if and is cheap.
testsuite/
PR target/40697
* gcc.target/arm/thumb-andsi.c: New test.
PR target/43399
* config/arm/arm.c (emit_multi_reg_push): Update comments.
Use PRE_MODIFY instead of PRE_DEC.
(emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
(vfp_emit_fstmd): Likewise.
Richard Guenther [Fri, 19 Mar 2010 10:18:25 +0000 (10:18 +0000)]
re PR tree-optimization/43415 (Consumes large amounts of memory and time in PRE at -O3)
2010-03-19 Richard Guenther <rguenther@suse.de>
PR tree-optimization/43415
* tree-ssa-pre.c (phi_translate): Split out worker to ...
(phi_translate_1): ... this.
(phi_translate): Move all caching here. Cache all NARY
and REFERENCE translations.
David S. Miller [Fri, 19 Mar 2010 05:34:12 +0000 (05:34 +0000)]
sparc.c: Include dwarf2out.h.
* config/sparc/sparc.c: Include dwarf2out.h.
(emit_pic_helper): Delete.
(pic_helper_symbol_name): Delete.
(pic_helper_emitted_p): Delete.
(pic_helper_needed): New.
(USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
(get_pc_thunk_name): New.
(load_pic_register): Remove 'delay_pic_helper' arg. Use
get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
Set pic_helper_needed to true. Don't call emit_pic_helper.
(sparc_expand_prologue): Update load_pic_register call.
(sparc_output_mi_thunk): Likewise.
(sparc_file_end): Emit a hidden comdat symbol for the PIC
thunk if possible. Output CFI information as needed.
2010-03-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
Jack Howarth <howarth@bromo.med.uc.edu>
PR target/36399
* gcc/config/i386/i386.h: Fix ABI on darwin x86-32.
* gcc/testsuite/gcc.target/i386/push-1.c: Don't xfail
scan-assembler-not "movups" on darwin.
Co-Authored-By: Jack Howarth <howarth@bromo.med.uc.edu>
From-SVN: r157553
Jakub Jelinek [Thu, 18 Mar 2010 20:15:05 +0000 (21:15 +0100)]
re PR rtl-optimization/43058 (var-tracking uses up all virtual memory)
PR debug/43058
* var-tracking.c (non_suitable_const): New function.
(add_uses): For DEBUG_INSNs with constants, don't record any
value, instead just the constant value itself.
(compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
is not VAR_LOC_UNKNOWN_P, set var to the constant.
(emit_notes_in_bb): Likewise.
(emit_note_insn_var_location): For onepart variables if
cur_loc is a VOIDmode constant, use DECL_MODE.
Martin Jambor [Thu, 18 Mar 2010 20:07:13 +0000 (21:07 +0100)]
re PR middle-end/42450 (another GCC 4.5 ICE on C++ templated code)
2010-03-18 Martin Jambor <mjambor@suse.cz>
PR middle-end/42450
* cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
* cgraphunit.c (cgraph_materialize_all_clones): Update calls in
all non-clones. Moved call redirection...
(cgraph_redirect_edge_call_stmt_to_callee): ...to this new
function.
(cgraph_materialize_all_clones): Dispose of all
combined_args_to_skip bitmaps.
(verify_cgraph_node): Do not check for edges pointing to wrong
nodes in inline clones.
* tree-inline.c (copy_bb): Call
cgraph_redirect_edge_call_stmt_to_callee.
* ipa.c (cgraph_remove_unreachable_nodes): Call
cgraph_node_remove_callees even when there are used clones.
Peter Bergner [Thu, 18 Mar 2010 03:10:04 +0000 (22:10 -0500)]
re PR target/42427 (invalid assembly code for 301.apsi for -fnon-call-exceptions)
gcc/
PR target/42427
* config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
non-offsettable and pre_modify update addressing.
* config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
and "2" alternatives "#".
(*movdd_softfloat32): Make all alternatives "#";
* config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
(*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
(*movdf_softfloat32): Make all alternatives "#";
(movdi): Use the new DIFD mode iterator to create a common splitter
for movdi, movdf and movdd patterns.
gcc/testsuite/
PR target/42427
* gcc.dg/pr42427.c: New test.
Jerry DeLisle [Thu, 18 Mar 2010 02:38:17 +0000 (02:38 +0000)]
re PR fortran/43265 (No EOF condition if reading with '(x)' from an empty file)
2010-03-17 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR libfortran/43265
* io/io.h: Delete prototype for read_sf, making it static.
* io/read.c (read_x): Modify to call hit_eof if PAD="no".
* io/transfer.c (read_sf_internal): New static function extracted from
read_sf for use on internal units only. Handle empty string case.
(read_sf): New factoring of this function, make it static. Add special
conditions for EOF based on ADVANCE="no", PAD="no", and whether any
bytes have been previously read from the record.
(read_block_form): Modify to call read_sf or read_sf_internal.
(next_record_r): Add a done flag similar to next_record_w. Call hit_eof
if internal array unit next record returns finished, meaning an EOF was
found and not done, ie not the last record expected. For external
units call hit_eof if item_count is 1 or there are no pending spaces.
(next_record): Update call to next_record_r.
Bernd Schmidt [Wed, 17 Mar 2010 09:25:35 +0000 (09:25 +0000)]
re PR rtl-optimization/42216 (changes in scheduling regress 464.h264ref 20%)
PR rtl-optimization/42216
* regrename.c (create_new_chain): New function, broken out from...
(scan_rtx_reg): ... here. Call it. Handle the case where we are
appending a use to an empty chain.
(build_def_use): Remove previous changes that convert OP_INOUT to
OP_OUT operands; instead detect the case where an OP_INOUT operand
uses a previously untracked register and create an empty chain for
it.
re PR middle-end/43365 (Destructor not called when returning in exception handler)
PR middle-end/43365
* tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
(lower_try_finally): Save and restore eh_seq around the expansion
of the try-finally.
* doc/sourcebuild.texi (Testsuites): Fix markup.
Use pathnames relative to gcc/testsuite.
(Test Directives): Move description of how timeout is determined.
(Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
(C Tests): Correct gcc.misc-tests directory.
Framework tests now live in gcc.test-framework.
Jakub Jelinek [Tue, 16 Mar 2010 10:50:42 +0000 (11:50 +0100)]
re PR debug/43051 (VTA causes a stack living parameter unavailable in most of the function)
PR debug/43051
PR debug/43092
* cselib.c (cselib_preserve_constants,
cfa_base_preserved_val): New static variables.
(preserve_only_constants): New function.
(cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
clear its REG_VALUES. If cselib_preserve_constants, don't
empty the whole hash table, but preserve there VALUEs with constants,
cfa_base_preserved_val and cfa_base_preserved_val plus constant.
(cselib_preserve_cfa_base_value): New function.
(cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
(cselib_init): Change argument to int bitfield. Set
cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
is in it.
(cselib_finish): Clear cselib_preserve_constants and
cfa_base_preserved_val.
* cselib.h (enum cselib_record_what): New enum.
(cselib_init): Change argument to int.
(cselib_preserve_cfa_base_value): New prototype.
* postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
* dse.c (dse_step1): Likewise.
* cfgcleanup.c (thread_jump): Likewise.
* sched-deps.c (sched_analyze): Likewise.
* gcse.c (local_cprop_pass): Likewise.
* simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
If FN is non-NULL, call the callback always and whenever it returns
non-NULL just return that. Only do rtx_equal_p if FN is NULL.
* rtl.h (simplify_replace_fn_rtx): Add argument to callback.
* combine.c (propagate_for_debug_subst): Add old_rtx argument,
compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
* Makefile.in (var-tracking.o): Depend on $(RECOG_H).
* var-tracking.c: Include recog.h.
(bb_stack_adjust_offset): Remove.
(vt_stack_adjustments): Don't call it, instead just gather the
adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
(adjust_stack_reference): Remove.
(compute_cfa_pointer): New function.
(hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
(struct adjust_mem_data): New type.
(adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
functions.
(get_address_mode): New function.
(replace_expr_with_values): Use it.
(use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
(adjust_sets): Remove.
(add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
Use get_address_mode.
(get_adjusted_src): Remove.
(add_stores): Don't call it. Never reuse expr SET. Don't add extra
MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
(add_with_sets): Don't call adjust_sets.
(fp_setter, vt_init_cfa_base): New functions.
(vt_initialize): Change return type to bool. Move most of pool etc.
initialization to the beginning of the function from end. Pass
CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
If !frame_pointer_needed, call vt_stack_adjustment before mos
vector is filled, call vt_init_cfa_base if argp/framep has been
eliminated to sp. If frame_pointer_needed and argp/framep has
been eliminated to hard frame pointer, set
hard_frame_pointer_adjustment and call vt_init_cfa_base after
encountering fp setter in the prologue. For MO_ADJUST, call
log_op_type before pusing the op into mos vector, not afterwards.
Call adjust_insn before cselib_process_insn/add_with_sets,
call cancel_changes (0) afterwards.
(variable_tracking_main_1): Adjust for vt_initialize calling
vt_stack_adjustments and returning whether it succeeded or not.
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