2012-03-07  Thomas Quinot  <quinot@adacore.com>

	* einfo.adb, einfo.ads: Remove unused entity flags.

From-SVN: r185045

2012-03-07  Eric Botcazou  <ebotcazou@adacore.com>

	* gnat_ugn.texi (Inline Assembler): Fix swapping of Input and
	Output operands throughout.

2012-03-07  Hristian Kirtchev  <kirtchev@adacore.com>

	* sem_ch12.adb (Earlier): When two nodes come from the same
	generic instantiation, compare their locations. Otherwise always
	use the top level locations of the nodes.

2012-03-07  Thomas Quinot  <quinot@adacore.com>

	* einfo.ads, sem_prag.adb: Minor reformatting.

From-SVN: r185044

	PR target/52484
	* config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.

From-SVN: r185043

2012-03-07  Richard Guenther  <rguenther@suse.de>

	* omp-low.c (extract_omp_for_data): Use signed_type_for.
	(expand_omp_for_generic): Likewise.
	(expand_omp_for_static_nochunk): Likewise.
	(expand_omp_for_static_chunk): Likewise.
	* tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
	* tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
	* tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
	Use unsigned_type_for.
	(vect_create_cond_for_align_checks): Use signed_type_for.

From-SVN: r185042

re PR rtl-optimization/52203 (ICE: in reset_sched_cycles_in_current_ebb, at sel-sched.c:7136 with -fsel-sched-pipelining -fselective-scheduling2 and other custom flags)

        PR rtl-optimization/52203
        * sel-sched.c (estimate_insn_cost): New parameter pempty.  Adjust
        all callers to pass NULL except ...
        (reset_sched_cycles_in_current_ebb): ... here, save the value
        in new variable 'empty'.  Increase issue_rate only for
        non-empty insns.

From-SVN: r185036

2012-03-05  Ralf Corsépius  <ralf.corsepius@rtems.org>

	PR target/51417
	* Makefile.in: Let install-gcc-ar depend on installdirs, gcc-ar$(exeext),
	gcc-nm$(exeext), gcc-ranlib$(exeext).
	Don't double canonicalize if cross-compiling.

From-SVN: r185035

	PR target/52507
	* config/avr/lib1funcs.S (__movmemx_hi): Fix loop label in RAM-part.

From-SVN: r185033

re PR target/52506 ([avr]: XMEGA: Wrong order of save/restore of RAMPX/Y/Z/D SFRs in ISR pro-/epilogue)

	PR target/52506
	* gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
	to: RAMPZ, RAMPY, RAMPX, RAMPD.
	(expand_prologue): Only clear RAMPZ if it has effect on RAM-read.

From-SVN: r185032

libgcc/
	PR target/52505
	* config/avr/lib1funcs.S (__xload_1): Don't read unintentionally
	from RAM.

gcc/
	PR target/52505
	* config/avr/avr.c (avr_out_xload): Don't read unintentionally
	from RAM.
	* config/avr/avr.md (xload_8): Adjust insn length.

From-SVN: r185031

libgcc/
	PR target/52461
	PR target/52508
	* config/avr/lib1funcs.S (__do_copy_data): Clear RAMPZ after usage
	if RAMPZ affects reading from RAM.
	(__tablejump_elpm__): Ditto.
	(.xload): Ditto.
	(__movmemx_hi): Ditto.
	(__do_global_ctors): Right condition for RAMPZ usage is "have ELPM".
	(__do_global_dtors): Ditto.
	(__xload_1, __xload_2, __xload_3, __xload_4): Ditto.
	(__movmemx_hi): Ditto.
gcc/	
	PR target/52461
	* gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
	if RAMPZ affects reading from RAM.

From-SVN: r185030

2012-03-07  Richard Guenther  <rguenther@suse.de>

	PR pch/52518
	PR pch/38987
	* doc/invoke.texi (Precompiled Headers): Remove sentence that
	suggests you can include PCHs from inside another header.

From-SVN: r185029

re PR middle-end/52515 (build fails on cris-elf in unwind-dw2.c,  x86_64-unknown-linux-gnu in bid_binarydecimal.c)

gcc/
	PR middle-end/52515
	* rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.

From-SVN: r185028

        * doc/invoke.texi (fwritable-relocated-rdata): Document
        new Cygwin/MinGW target option.
        * config/i386/winnt.c (i386_pe_unique_section): Ignore
        reloc if flag -fwritable-relocated-rdata is not set.
        (i386_pe_section_type_flags): Likewise.
        * config/i386/cygming.opt (fwritable-relocated-rdata):
        Add new flag variable flag_writable_rel_rdata.

From-SVN: r185027

2012-03-07  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
	precision against gimple constraints.

From-SVN: r185026

From-SVN: r185025

From-SVN: r185024

        * gcc.dg/torture/va-arg-25.c: Fix typo for powerpc64-*-* check.

From-SVN: r185019

	* f95-lang.c (yyerror, yylex): Remove.
	(clear_binding_stack): Remove, fold into its only user.
	(LANG_HOOKS_PRINT_IDENTIFIER): Do not re-define.
	(ridpointers): Remove.
	(gfc_eh_initialized_p): Make static.
	(gfc_truthvalue_conversion): Move to convert.c.
	(gfc_be_parse_file): Clear binding level stack when done.
	(gfc_print_identifier): Remove.
	(pushlevel): Remove ignored 'ignore' argument.  Update all callers.
	(poplevel): Remove unused 'reverse' argument.  Update all callers.
	(ggc_p): Remove.
	(gfc_builtin_function): Make static. Do not attempt to make RTL for
	builtin functions.
	* convert.c (gfc_truthvalue_conversion): Moved here from f95-lang.c,
	and made static.
	* trans.h (pushlevel, poplevel): Adjust prototypes.
	(gfc_truthvalue_conversion, gfc_builtin_function): Remove prototypes.
	* trans-openmp.c: Update calls to pushlevel and poplevel.
	* trans.c: Likewise.
	* trans-decl.c: Likewise.

From-SVN: r185015

gcc/
	PR middle-end/52372
	* rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
	variables.
	(GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
	* emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
	variables.
	(init_emit_regs): Move associated initialization to...
	(init_emit_once): ...here.

From-SVN: r185013

From-SVN: r185011

From-SVN: r185010

re PR target/50310 (ICE: in gen_vcondv2div2df, at config/i386/sse.md:1435 with -O -ftree-vectorize and __builtin_isunordered())

2012-03-05  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/50310
	* config/rs6000/vector.md (vector_uneq<mode>): Add support for
	UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
	(vector_ltgt<mode>): Likewise.
	(vector_ordered<mode>): Likewise.
	(vector_unordered<mode>): Likewise.
	* config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner):
	Likewise.

From-SVN: r185007

        * trans-mem.c: New typedef for tm_region_p.
        Define vector types for tm_region_p.
        (tm_region_init): Replace region_worklist to a vector called
        bb_regions.

From-SVN: r185000

From-SVN: r184990

2012-03-06  Richard Guenther  <rguenther@suse.de>

	* fold-const.c (build_fold_addr_expr_with_type_loc): Fold
	MEM_REF with constant pointer operand.

From-SVN: r184988

2012-03-06  Richard Guenther  <rguenther@suse.de>

	PR middle-end/52493
	* tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.

	* gcc.dg/torture/pr52493.c: New testcase.

From-SVN: r184987

2012-03-06  Tristan Gingold  <gingold@adacore.com>

	* config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
	octaword.
	(external_model_kind): Improve documentation.
	(vms_pragma_extern_model): Handle relaxed_redef.
	(vms_c_register_pragma): Allow expansion for nomember_alignment.

From-SVN: r184986

	* doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
	Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
	Some more notes on EIND usage and reorder EIND subsection.

From-SVN: r184985

2012-03-06  Tristan Gingold  <gingold@adacore.com>

	* config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
	* config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.

From-SVN: r184983

2012-03-06  Tristan Gingold  <gingold@adacore.com>

	* config/vms/t-vmsnative (version): Define.
	* config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.

From-SVN: r184982

re PR middle-end/52097 (ICE: in get_bit_range, at expr.c:4535 with -O -flto -fexceptions -fnon-call-exceptions --param allow-store-data-races=0)

2012-03-06  Richard Guenther  <rguenther@suse.de>

	PR lto/52097
	* lto.c (uniquify_nodes): Merge TYPE_FIELDS of variant types.

	* gcc.dg/lto/pr52097_0.c: New testcase.

From-SVN: r184981

re PR rtl-optimization/52250 (ICE: in sel_remove_bb, at sel-sched-ir.c:5213 with -fsel-sched-pipelining -fsel-sched-pipelining-outer-loops -fselective-scheduling2 and other flags)

        PR rtl-optimization/52250
        * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
        to put note list into.  Unconditionally call move_bb_info.
        (move_bb_info): Do not assert the blocks being in the same region,
        just drop the note list if they are not.

From-SVN: r184975

From-SVN: r184971

	PR target/51244
	* config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
	and use unified expansion logic.
	* config/sh/sh.md (xorsi3_movrt): Rename to movrt.  Move
	closer to the existing movt insn.
	(negc): Rename insn to *negc.  Add new expander.
	(movnegt): Use xor pattern for T bit negation.  Reserve helper
	constant for negc pattern.
	(*movnegt): New insn and splitter.

	PR target/51244
	* gcc.target/sh/pr51244-1.c: New.
	* gcc.target/sh/pr51244-2.c: New.
	* gcc.target/sh/pr51244-3.c: New.

From-SVN: r184966

	* c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
	PLUS_EXPR.

From-SVN: r184965

        * genemit.c (main): Include "target.h" in insn-emit.c.
        * Makefile.in (insn-emit.o): Depend on TARGET_H.
        * config/sh/sync.md (atomic_test_and_set): Reference
        targetm.atomic_test_and_set_trueval instead of
        TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.

From-SVN: r184964

	* gcc-interface/Make-lang.in (doc/gnat_ugn.texi): Build xgnatugn
	before using it.

From-SVN: r184963

        * config/epiphany/epiphany.c (epiphany_function_value_regno_p): 
        Make static.

From-SVN: r184962

	* objc-map.c (objc_map_private_resize, objc_map_alloc_ggc): Don't
	call _stat functions without MEM_STAT_INFO.

From-SVN: r184961

	* langhooks.c (add_builtin_type): New function.
	* langhooks.h (add_builtin_type): Export it.
	* config/mep/mep.c (mep_init_builtins): Use it.
	* config/rs6000/rs6000.c (rs6000_init_builtins): Use it.

From-SVN: r184960