2014-02-28 Richard Biener <rguenther@suse.de>
PR target/60280
* tree-cfgcleanup.c (tree_forwarder_block_p): Restrict
previous fix and only allow to remove trivial pre-headers
and latches. Also honor LOOPS_MAY_HAVE_MULTIPLE_LATCHES.
(remove_forwarder_block): Properly update the latch of
a loop.
From-SVN: r208222
PR debug/59992
* cselib.c (cselib_hasher::equal): Special-case VALUE lookup.
(cselib_preserved_hash_table): New.
(preserve_constants_and_equivs): Move preserved vals to it.
(cselib_find_slot): Look it up first.
(cselib_init): Initialize it.
(cselib_finish): Release it.
(dump_cselib_table): Dump it.
From-SVN: r208221
PR debug/59992
* cselib.c (remove_useless_values): Skip to avoid quadratic
behavior if the condition moved from...
(cselib_process_insn): ... here holds.
From-SVN: r208220
2014-02-28 Joey Ye <joey.ye@arm.com>
PR target/PR60169
* config/arm/arm.c (thumb_far_jump_used_p): Don't change
if reload in progress or completed.
testsuite:
* gcc.target/arm/thumb1-far-jump-3.c: New case.
From-SVN: r208217
PR rtl-optimization/52714
* combine.c (try_combine): When splitting an unrecognized PARALLEL
into two independent simple sets, if I3 is a jump, ensure the
pattern we place into I3 is a (set (pc) ...)
PR rtl-optimization/52714
* gcc.c-torture/compile/pr52714.c: New test.
From-SVN: r208204
PR rtl-optimization/49847
* cse.c (fold_rtx) Handle case where cc0 setter and cc0 user
are in different blocks.
* doc/tm.texi (Condition Code Status): Update documention for
relative locations of cc0-setter and cc0-user.
PR rtl-optimization/49847
* g++.dg/pr49847.C: New test.
Co-Authored-By: Jeff Law <law@redhat.com>
From-SVN: r208203
PR middle-end/59223
* tree-ssa-uninit.c (gate_warn_uninitialized): Run the pass even for
-Wmaybe-uninitialized.
testsuite/
* c-c++-common/pr59223.c: New test.
From-SVN: r208196
PR c++/54440
* pt.c (get_template_parm_index): New.
(fixed_parameter_pack_p_1, fixed_parameter_pack_p): New.
(process_template_parm): Allow bare packs in template template
parm template parms.
(coerce_template_parameter_pack): Handle fixed template template
parm packs and fixed packs not at the end of the parm list.
(coerce_template_parms): Handle template parm packs not at the end
of the parm list.
(gen_elem_of_pack_expansion_instantiation): Handle a decl expansion.
From-SVN: r208178
PR target/60280
* tree-cfgcleanup.c (tree_forwarder_block_p): Protect loop
preheaders and latches only if requested. Fix latch if it
is removed.
* tree-ssa-dom.c (tree_ssa_dominator_optimize): Set
LOOPS_HAVE_PREHEADERS.
PR target/60280
* gnat.dg/renaming5.adb: Change to two expected gotos.
* gcc.dg/tree-ssa/pr21559.c: Change back to three expected
jump threads.
* gcc.dg/tree-prof/update-loopch.c: Check two "Invalid sum"
messages for removed basic block.
* gcc.dg/tree-ssa/ivopt_1.c: Fix unreliable scanning string.
* gcc.dg/tree-ssa/ivopt_2.c: Ditto.
* gcc.dg/tree-ssa/ivopt_3.c: Ditto.
* gcc.dg/tree-ssa/ivopt_4.c: Ditto.
From-SVN: r208165
2014-02-25 Andrew Pinski <apinski@cavium.com>
* builtins.c (expand_builtin_thread_pointer): Create a new target
when the target is NULL.
From-SVN: r208163
2014-02-25 Vladimir Makarov <vmakarov@redhat.com>
PR rtl-optimization/60317
* params.def (PARAM_LRA_MAX_CONSIDERED_RELOAD_PSEUDOS): New.
* params.h (LRA_MAX_CONSIDERED_RELOAD_PSEUDOS): New.
* lra-assigns.c: Include params.h.
(spill_for): Use LRA_MAX_CONSIDERED_RELOAD_PSEUDOS as guard for
other reload pseudos considerations.
From-SVN: r208155
2014-02-25 Robert Dewar <dewar@adacore.com>
* rtsfind.adb (Is_RTE): Protect against entity with no scope
field (previously this call blew up on the Standard entity).
* sem_attr.adb (Analyze_Attribute, case Access): Remove
test for No_Abort_Statements, this is now handled in
Set_Entity_With_Checks.
* exp_ch6.adb, sem_ch10.adb, sem_ch4.adb, sem_ch8.adb, sem_res.adb:
Change name Set_Entity_With_Style_Check => Set_Entity_With_Checks.
* sem_util.ads, sem_util.adb: Change name Set_Entity_With_Style_Check =>
Set_Entity_With_Checks.
(Set_Entity_With_Checks): Add checks for No_Dynamic_Attachment,
Add checks for No_Abort_Statements.
2014-02-25 Robert Dewar <dewar@adacore.com>
* exp_ch9.adb (Expand_Entry_Barrier): Add comment that call to
Check_Restriction is OK.
From-SVN: r208148
2014-02-25 Ed Schonberg <schonberg@adacore.com>
* sem_ch3.adb (Process_Full_View): Better error message when
the full view of a private type without discriminants is an
unconstrained type.
* sem_ch7.adb (Uninstall_Declarations): Ditto.
From-SVN: r208147
2014-02-25 Eric Botcazou <ebotcazou@adacore.com>
* sigtramp-armvxw.c: Also restore r0.
2014-02-25 Robert Dewar <dewar@adacore.com>
* errout.adb (Error_Msg_Internal): Warning_Msg_Char set
unconditionally (Set_Msg_Insertion_Warning): Warning_Msg_Char
set unconditionally.
* erroutc.adb (Get_Warning_Tag): Does not give a leading space
any more (Output_Msg_Text): Rewritten with new convention on
output of warnings that are treated as errors.
* erroutc.ads (Error_Msg_Object): Warn_Chr is always set even
if Warn is False.
* gnat_rm.texi: Updates to documentation on pragma
Warning_As_Error.
* warnsw.adb (Set_Dot_Warning_Switch): -gnatw.e should not
set Warning_Doc_Switch.
* lib-writ.ads: Add documentation note on ALI file generation
for C.
* exp_ch6.adb (Expand_Call): Remove check for No_Abort_Statements
(belongs in Sem).
* sem_attr.adb (Resolve_Attribute, case Access):
Abort_Task'Access violates the No_Abort_Statements restriction.
* sem_res.adb (Resolve_Call): Check restriction
No_Abort_Statements for call to Abort_Task or a renaming of it.
From-SVN: r208146
