2010-11-23  Matthias Klose  <doko@ubuntu.com>

	* configure.ac: For --enable-gold, handle value `default' instead of
	`both*'.   New configure option --{en,dis}able-ld.
	* configure: Regenerate.

From-SVN: r167076

2010-11-23  Richard Guenther  <rguenther@suse.de>

	PR lto/46605
	* lto.c (read_cgraph_and_symbols): Bail out after errors.

From-SVN: r167074

In gcc/objc/:
2010-11-23  Nicola Pero  <nicola.pero@meta-innovation.com>

        PR objc/24358
        * lang-specs.h: Added objective-c-cpp-output.  Mapped .mi to
        objective-c-cpp-output instead of objc-cpp-output.  Print a
        deprecation note every time objc-cpp-output is requested.

In gcc/objcp/:
2010-11-23  Nicola Pero  <nicola.pero@meta-innovation.com>

        PR objc/24358
        * lang-specs.h: Print a deprecation note every time
        objc++-cpp-output is requested.

From-SVN: r167073

2010-11-23  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid doing work
	twice.  Avoid re-allocating the ops vector all the time.

2010-11-23  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-alias.c (refs_may_alias_p_1): Avoid calls to
	is_gimple_min_invariant, group tree code checks to allow
	combining them.
	(stmt_may_clobber_ref_p_1): Check for SSA_NAME instead
	of is_gimple_reg.

From-SVN: r167072

From-SVN: r167071

2010-11-23  Basile Starynkevitch  <basile@starynkevitch.net>

	* gengtype.c (header_dot_h_frul, source_dot_c_frul):
	Remove ENABLE_CHECKING around DBGPRINTF.

From-SVN: r167070

From-SVN: r167068

	* common.opt (exit_after_options, write_symbols, debug_info_level,
	use_gnu_debug_info_extensions): New Variable entries.
	(fprofile-dir=): Use Var.
	* flag-types.h (enum debug_info_level): Rename to enum
	debug_info_levels.
	* flags.h (write_symbols, debug_info_level,
	use_gnu_debug_info_extensions): Remove declarations.
	* opts.c (exit_after_options, write_symbols, debug_info_level):
	Remove.
	(set_struct_debug_option): Make static variables const.
	(use_gnu_debug_info_extensions): Remove.
	(set_debug_level, print_filtered_help, print_specific_help,
	fast_math_flags_set_p): Take gcc_options parameters and use them
	in place of global variables.
	(print_filtered_help): Make new_help non-static.
	(print_specific_help): Update call to print_filtered_help.
	(common_handle_option): Update calls to print_specific_help.  Use
	gcc_options structure for more settings.  Make --help table
	const.  Don't handle OPT_fprofile_dir_ here.  Update calls to
	set_debug_level.
	* toplev.c (profile_data_prefix): Remove.
	* toplev.h (profile_data_prefix, exit_after_options): Remove
	declarations.
	(fast_math_flags_set_p): Update prototype.
	* cppbuiltin.c (define_builtin_macros_for_compilation_flags):
	Update call to fast_math_flags_set_p.

objc:
	* objc-act.c (write_symbols): Don't declare here.

From-SVN: r167064

re PR target/46613 (m32c fails to build - m32c_conditional_register_usage missing for m32c-pragma.c)

        PR target/46613
        * config/m32c/m32c-protos.h (m32c_conditional_register_usage): Declare.
        * config/m32c/m32c.c (m32c_conditional_register_usage): No longer
        static.

From-SVN: r167056

2010-11-22  Uros Bizjak  <ubizjak@gmail.com>

	* gcc.dg/graphite/graphite.exp: Use check_vect_support_and_set_flags
	for vectorizer tests.
	* gcc.dg/graphite/vect-pr43423.c: Add "dg-do compile" dg directive.
	* gcc.dg/graphite/pr40281.c: Remove "dg-do compile" dg directive.
	* gcc.dg/graphite/pr41888.c: Ditto.
	* gcc.dg/graphite/pr42729.c: Ditto.

2010-11-22  Mingjie Xing  <mingjie.xing@gmail.com>
	    Uros Bizjak  <ubizjak@gmail.com>

	* lib/target-supports.exp (check_vect_support_and_set_flags): New
	procedure to check if the target supports vectorizer tests. Set
	DEFAULT_VECTCFLAGS and dg-do-what-default depending on vectorization
	capabilites.
	* gcc.dg/vect/vect.exp: Use check_vect_support_and_set_flags.
	* g++.dg/vect/vect.exp: Ditto.
	* gfortran.dg/vect/vect.exp: Ditto.

From-SVN: r167055

In gcc/objc/:
2010-11-22  Nicola Pero  <nicola.pero@meta-innovation.com>

        PR objc/41108
        * objc-act.c (objc_generate_write_barrier): Added assert to make sure
        this function is only called with the next runtime.

From-SVN: r167054

PR target/46434
        * config/crx/crx.c (crx_addr_reg): Rename from crx_addr_reg_p;
        return the address register extracted.
        (crx_decompose_address): Update the extracted address register.

From-SVN: r167053

2010-11-22  Dmitry Gorbachev  <d.g.gorbachev@gmail.com>

	PR driver/43335
	* gcc.c (main): Don't crash when lto-wrapper program is not found.

From-SVN: r167052

        PR target/46608
        * config/picochip/picochip.c (picochip_secondary_reload): Make static.
        * config/picochip/picochip-protos.h: Don't include "target.h" .
        (picochip_secondary_reload): Don't declare.

From-SVN: r167050

2010-11-22  H.J. Lu  <hongjiu.lu@intel.com>

	PR bootstrap/46609
	* gengtype.c (header_dot_h_frul): Check ENABLE_CHECKING.
	(source_dot_c_frul): Likewise.

From-SVN: r167049

In gcc/c-family/:
2010-11-22  Nicola Pero  <nicola.pero@meta-innovation.com>

        PR objc/34033
        * c-lex.c (lex_string): Check that each string in an Objective-C
        string concat sequence starts with either one or zero '@', and
        that there are no spurious '@' signs at the end.

In gcc/testsuite/:
2010-11-22  Nicola Pero  <nicola.pero@meta-innovation.com>

        PR objc/34033
        * objc.dg/strings-1.m: New.
        * objc.dg/strings-2.m: New.
        * obj-c++.dg/strings-1.mm: New.
        * obj-c++.dg/strings-2.mm: New.

From-SVN: r167048

From-SVN: r167046

From-SVN: r167045

2010-11-22  Basile Starynkevitch  <basile@starynkevitch.net>

	* gimple-pretty-print.c (dump_bb_header): Add check for cfun.

From-SVN: r167044

From-SVN: r167040

2010-11-22  Paolo Bonzini<bonzini@gnu.org>

	PR bootstrap/44970
	* Makefile.in (fwprop.o) Add sparseset.h.
	* fwprop.c: Include sparseset.h
	(struct find_occurrence_data, find_occurrence_callback,
	find_occurrence): Remove.
	(active_defs, active_defs_check, register_active_defs,
	update_df_init, update_uses): New.
	(update_df): Rewrite.
	(try_fwprop_subst, forward_propagate_asm): Add calls to
	update_df_init and update_df.
	(fwprop_init): Allocate active_defs and active_defs_check.
	(fwprop_done): Free them.
	(fwprop, fwprop_addr): Adjust comments.
	* df.h (df_uses_create): Declare.
	* df-scan.c (df_install_ref_incremental): Break out of df_ref_create.
	(df_ref_create): Return result of df_ref_create_structure directly.
	(df_ref_create_structure): Call df_install_ref_incremental when
	no collection_rec is passed.
	(df_ref_record): Do not create multiword hard reg info when no
	collection_rec is passed.
	(df_uses_create): New.

From-SVN: r167038

	PR middle-end/43057
	* fold-const.c (pedantic_non_lvalue_loc): Unshare x before
	setting location.

From-SVN: r167037

2010-11-22  Ian Bolton  <ian.bolton@arm.com>

	* testsuite/c-c++-common/pr44832.c: Use -fno-short-enums
	option for "target short_enums".
	* testsuite/gcc.c-torture/compile/pr39845.c: Likewise.

From-SVN: r167036

	PR rtl-optimization/46603
	* gcc.dg/vect/slp-multitypes-2.c: XFAIL execution on SPARC 32-bit.

From-SVN: r167034

	PR testsuite/46230
	* gcc.dg/vect/vect-peel-3.c (main): Prevent initialization loop from
	being vectorized.  Adjust dg-final pattern.

From-SVN: r167031

2010-11-22  Richard Guenther  <rguenther@suse.de>

	* gimple-fold.c (maybe_fold_reference): When canonicalizing
	MEM_REFs, preserve volatileness.
	* cgraphbuild.c (mark_address): Properly check for FUNCTION_DECL
	addresses.

From-SVN: r167030

	PR testsuite/46230
	* gcc.dg/vect/pr46009.c: Add vect_int_mult target selector.

From-SVN: r167029

	* gcc.dg/vect: Do not include <stdio.h> in testcases.
	* gcc.dg/vect/costmodel/ppc: Likewise.

From-SVN: r167028

	* gfortranspec.c (library): New global, moved from ...
	(lang_specific_driver): ... here.
	(lang_specific_pre_link): Test it here before including
	libgfortran.spec.

From-SVN: r167027

2010-11-22  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-ccp.c (get_base_constructor): Remove superfluous breaks.

From-SVN: r167026

re PR rtl-optimization/45652 (gcc.dg/compat/scalar-by-value-3 FAILs with -O2 -fselective-scheduling2)

	PR rtl-optimization/45652
	* alias.c (get_reg_base_value): New.
	* rtl.h (get_reg_base_value): Add prototype.
	* sel-sched.c (init_regs_for_mode): Use it.  Don't use registers with
	non-null REG_BASE_VALUE for renaming.

testsuite:
	* gcc.dg/pr45652.c: New.

From-SVN: r167025

2010-11-22  Jeremie Salvucci  <jeremie.salvucci@free.fr>
	    Basile Starynkevitch  <basile@starynkevitch.net>

	* gengtype.c: Include xregex.h and obstack.h
	Added comments about role of get_output_file_with_visibility and
	our regexpr machinery.
	(frul_actionrout_t, struct file_rule_st): New.
	(hader_dot_h_frul, source_dot_c_frul): New functions.
	(NULL_REGEX,  NULL_FRULACT): New.
	(files_rules): New.
	(matching_file_name_substitute): New function.
	(get_output_file_with_visibility): Updated comments and rewritten
	to use the new files_rules machinery.

        * Makefile.in (XREGEX_H): Added variable.
        (build/gengtype.o): Added dependencies for xregex.h and obstack.h


Co-Authored-By: Basile Starynkevitch <basile@starynkevitch.net>

From-SVN: r167024

From-SVN: r167021

	* target.def (conditional_register_usage): Define.
	* reginfo.c (init_reg_sets_1): Call
	targetm.conditional_register_usage.
	* system.h (CONDITIONAL_REGISTER_USAGE): Poison.
	* doc/tm.texi.in (CONDITIONAL_REGISTER_USAGE): Adjust language
	for making it a hook.
	* doc/tm.texi: Regenerate.
	* config/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Move logic...
	* config/alpha/alpha.c (alpha_conditional_register_usage): ...here.
	New function.
	(TARGET_CONDITIONAL_REGISTER_USAGE): Define.
	* config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): Move logic...
	* config/arc/arc.c (arc_conditional_register_usage): ...here.
	New function.
	(TARGET_CONDITIONAL_REGISTER_USAGE): Define.
	* config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move logic...
	* config/arm/arm.c (arm_conditional_register_usage): ...here.
	New function.
	(TARGET_CONDITIONAL_REGISTER_USAGE): Define.
	* config/bfin/bfin.h (CONDITIONAL_REGISTER_USAGE): Delete.
	* config/bfin/bfin-protos.h (conditional_register_usage): Delete.
	* config/bfin/bfin.c (conditional_register_usage): Move code into...
	(bfin_conditional_register_usage): ...here.  New function.
	(TARGET_CONDITIONAL_REGISTER_USAGE): Define.
	* config/cris/cris.h (CONDITIONAL_REGISTER_USAGE): Delete.
	* config/cris/cris-protos.h (cris_conditional_register_usage): Delete.
	* config/cris/cris.c (cris_conditional_register_usage): Make static.
	(TARGET_CONDITIONAL_REGISTER_USAGE): Define.
	* config/fr30/fr30.h (FIXED_REGISTERS): Adjust comment.
	* config/frv/frv.h (CONDITIONAL_REGISTER_USAGE): Delete.
	* config/frv/frv-protos.h (frv_conditional_register_usage): Delete.
	* config/frv/frv.c (frv_conditional_register_usage): Make static.
	(TARGET_CONDITIONAL_REGISTER_USAGE): Define.
	* config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Move logic...
	* config/h8300/h8300.c (h8300_conditional_register_usage): ...here.
	New function.
	(TARGET_CONDITIONAL_REGISTER_USAGE): Define.
	* config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Delete.
	* config/i386/i386-protos.h (ix86_conditional_register_usage): Delete.
	* config/i386/i386.c (ix86_conditional_register_usage): Make static.
	(TARGET_CONDITIONAL_REGISTER_USAGE): Define.
	* config/m32c/m32c.h (CONDITIONAL_REGISTER_USAGE): Delete.
	* config/m32c/m32c-protos.h (m32c_conditional_register_usage): Delete.
	* config/m32c/m32c.c (m32c_conditional_register_usage): Make static.
	(TARGET_CONDITIONAL_REGISTER_USAGE): Define.
	* config/m32r/m32r.h (CONDITIONAL_REGISTER_USAGE): Move logic...
	* config/m32r/m32r.c (m32r_conditional_register_usage): ...here.
	New function.
	(TARGET_CONDITIONAL_REGISTER_USAGE): Define.
	* config/m68hc11/m68hc11.h (CONDITIONAL_REGISTER_USAGE): Delete.
	* config/m68hc11/m68hc11-protos.h (m68hc11_conditional_register_usage):
	Delete.
	* config/m68hc11/m68hc11.c (m68hc11_conditional_register_usage): Make
	static.
	(TARGET_CONDITIONAL_REGISTER_USAGE): Define.
	* config/mep/mep.h (CONDITIONAL_REGISTER_USAGE): Delete.
	* config/mep/mep-protos.h (mep_conditional_register_usage): Delete.
	* config/mep/mep.c (mep_conditional_register_usage): Make static.
	(TARGET_CONDITIONAL_REGISTER_USAGE): Define.
	* config/mips/mips.h (CONDITIONAL_REGISTER_USAGE): Delete.
	* config/mips/mips-protos.h (mips_conditional_register_usage): Delete.
	* config/mips/mips.c (mips_conditional_register_usage): Make static.
	(TARGET_CONDITIONAL_REGISTER_USAGE): Define.
	* config/mmix/mmix.h (CONDITIONAL_REGISTER_USAGE): Delete.
	* config/mmix/mmix-protos.h (mmix_conditional_register_usage): Delete.
	* config/mmix/mmix.c (mmix_conditional_register_usage): Make static.
	(TARGET_CONDITIONAL_REGISTER_USAGE): Define.
	* config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Move logic...
	* config/mn10300/mn10300.c (mn10300_conditional_register_usage):
	...here.  New function.
	(TARGET_CONDITIONAL_REGISTER_USAGE): Define.
	* config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Move logic...
	* config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): ...with this...
	* config/pa/pa.c (pa_conditional_register_usage): ...here.
	New function.
	(TARGET_CONDITIONAL_REGISTER_USAGE): Define.
	* config/pdp11/pdp11.h (CONDITIONAL_REGISTER_USAGE): Move logic...
	* config/pdp11/pdp11.c (pdp11_conditional_register_usage): ...here.
	New function.
	(TARGET_CONDITIONAL_REGISTER_USAGE): Define.
	* config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Delete.
	* config/rs6000/rs6000-protos.h (rs6000_conditional_register_usage):
	Delete.
	* config/rs6000/rs6000.c (rs6000_conditional_register_usage): Make
	static.
	(TARGET_CONDITIONAL_REGISTER_USAGE): Define.
	* config/rx/rx.h (CONDITIONAL_REGISTER_USAGE): Delete.
	* config/rx/rx-protos.h (rx_conditional_register_usage): Delete.
	* config/rx/rx.c (rx_conditional_register_usage): Make static.
	(TARGET_CONDITIONAL_REGISTER_USAGE): Define.
	* config/s390/s390.h (CONDITIONAL_REGISTER_USAGE): Delete.
	* config/s390/s390-protos.h (s390_conditional_register_usage): Delete.
	* config/s390/s390.c (s390_conditional_register_usage): Make static.
	(TARGET_CONDITIONAL_REGISTER_USAGE): Define.
	* config/score/score.h (CONDITIONAL_REGISTER_USAGE): Move logic...
	* config/score/score.c (score_conditional_register_usage): ...here.
	New function.
	(TARGET_CONDITIONAL_REGISTER_USAGE): Define.
	* config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Move logic...
	* config/sh/sh.c (sh_conditional_register_usage): ...here.
	New function.
	(TARGET_CONDITIONAL_REGISTER_USAGE): Define.
	* config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Move logic...
	* config/sparc/sparc.c (sparc_conditional_register_usage): ...here.
	New function.
	(TARGET_CONDITIONAL_REGISTER_USAGE): Define.
	* config/spu/spu.h (CONDITIONAL_REGISTER_USAGE): Delete.
	* config/spu/spu-protos.h (spu_conditional_register_usage): Delete.
	* config/spu/spu.c (spu_conditional_register_usage): Make static.
	(TARGET_CONDITIONAL_REGISTER_USAGE): Define.
	* config/v850/v850.h (CONDITIONAL_REGISTER_USAGE): Move logic...
	* config/v850/v850.c (v850_conditional_register_usage): ...here.
	New function.
	(TARGET_CONDITIONAL_REGISTER_USAGE): Define.

From-SVN: r167020

From-SVN: r167019

From-SVN: r167018

	PR target/46510
	* tree-emutls.c (get_emutls_init_templ_addr, new_emutls_decl): Do not
	finalize external decls.

Co-Authored-By: Dominique d'Humieres <dominiq@lps.ens.ft>

From-SVN: r167014

	PR target/9468
	* configure.ac: Ignore --with-dwarf2 option on 32-bit hppa*-*-hpux*.
	* configure: Rebuild.

From-SVN: r167013

From-SVN: r167012

From-SVN: r167011