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2011-01-09re PR lto/47225 (cross-compile fails while configuring libgcc with "xgcc: ↵Jan Hubicka1-7/+13
fatal error: -fuse-linker-plugin, but liblto_plugin.so not found") PR lto/47225 * Makefile.in: Regenerate. * Makefile.def (lto-plugin): Always pass enable-shared to the plugin configure. From-SVN: r168612
2011-01-08Makefile.in: Regenerate.Jan Hubicka1-8/+24
* Makefile.in: Regenerate. * Makefile.def (gcc host module) and soft dependency on lto-plugin and configure dependency on lto-plugin configure. (lto-plugin module): Remove dependency on GCC; add dependency on liniberty. * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults and no longer claim that gold is required for linker plugin. * configure: Regenerate. * gcc.c (PLUGIN_COND): New macro. (LINK_COMMAND_SPEC): Use it. (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set. * config.in (HAVE_LTO_PLUGIN): New. * configure.ac (--with-lto-plugin): New parameter; autodetect HAVE_LTO_PLUGIN. From-SVN: r168593
2011-01-03Update Copyright years for files modified in 2010.Jakub Jelinek1-1/+1
From-SVN: r168438
2010-11-26re PR fortran/46020 (Improve error string for BIND(C) diagnostic for len>1 ↵Alexandre Oliva1-1/+21
character return type) PR other/46020 * configure.ac (CXX_FOR_TARGET): Add -funconfigured-libstdc++-v3. * Makefile.def (CXX_FOR_TARGET): Removed from flags_to_pass. * Makefile.tpl (CXX_FOR_TARGET_FLAG_TO_PASS): New. (BASE_FLAGS_TO_PASS): Use it. * configure: Rebuilt. * Makefile.in: Rebuilt. From-SVN: r167160
2010-11-20Fix missing regeneration of toplevel Makefile.in.Ralf Wildenhues1-1/+20
/: * Makefile.in: Regenerate. From-SVN: r166981
2010-11-20PR other/46202: implement install-strip.Ralf Wildenhues1-0/+1556
/: PR other/46202 * configure.ac: Fix just-built in-tree STRIP name to be binutils/strip-new. * configure: Regenerate. * Makefile.def (install-strip-gcc, install-strip-binutils) (install-strip-opcodes, install-strip-ld, install-strip-itcl) (install-strip-sid): Mirror dependencies on non-strip variants of these targets on the respective -strip prerequisites. * Makefile.tpl (install-strip, install-strip-host) (install-strip-target): New targets. (install-strip-[+module+], install-strip-target-[+module+]): New targets. * Makefile.in: Regenerate. gcc/: PR other/46202 * Makefile.in (install_sh, INSTALL_STRIP_PROGRAM): New variables. (AR_FOR_TARGET, RANLIB_FOR_TARGET, STRIP_FOR_TARGET): Fix shell quoting. (STRIP_FOR_TARGET): Look for in-tree strip under name strip-new. (install-strip): New target. (STRIPPROG): New variable, exported if STRIP is set. * doc/install.texi (Final install): Minor markup and code style fixes. Document install-strip target. fixincludes/: PR other/46202 * Makefile.in (install-strip): New phony target. (all, check, install): Also mark as phony. libgcc/: PR other/46202 * Makefile.in (install-strip): New phony target. libiberty/: PR other/46202 * Makefile.in (install-strip): New phony target. (install): Also mark as phony. gnattools/: PR other/46202 * Makefile.in (install-strip): New phony target. (check, installcheck, info, dvi, pdf, html, install) (install-info, install-pdf, install-html, mostlyclean) (clean, distclean, maintainer-clean): Mark phony. libada/: PR other/46202 * Makefile.in (install-strip): New phony target. (check, installcheck, info, dvi, pdf, html, install) (install-info, install-pdf, install-html, mostlyclean) (clean, distclean, maintainer-clean): Mark phony. From-SVN: r166980
2010-11-19configure.ac: Add target-libgo to target_libraries.Ian Lance Taylor1-0/+485
* configure.ac: Add target-libgo to target_libraries. Set and substitute GOC_FOR_BUILD and GOC_FOR_TARGET. * Makefile.tpl (BUILD_EXPORTS): Add GOC and GOCFLAGS. (HOST_EXPORTS): Add GOC. (BASE_TARGET_EXPORTS): Add GOC. (GOC_FOR_BUILD, GOCFLAGS, GOC_FOR_TARGET): New variables. (GOCFLAGS_FOR_TARGET): New variable. (EXTRA_HOST_FLAGS): Add GOC. (EXTRA_TARGET_FLAGS): Add GOC and GOCFLAGS. * Makefile.def (target_modules): Add libgo. (flags_to_pass): Add GOC_FOR_TARGET and GOCFLAGS_FOR_TARGET. (dependencies): Add dependency from configure-target-libgo to configure-target-libffi and all-target-libstdc++-v3. Add dependencies from all-target-libgo to all-target-libffi. (languages): Add go. * configure: Rebuild. * Makefile.in: Rebuild. Co-Authored-By: Ralf Wildenhues <Ralf.Wildenhues@gmx.de> From-SVN: r166959
2010-11-16re PR fortran/32049 (Support on x86_64 also kind=16)Francois-Xavier Coudert1-1/+466
/ 2010-11-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org> Tobias Burnus <burnus@net-b.de> PR fortran/32049 * Makefile.def: Add libquadmath; build it with language=fortran. * configure.ac: Add libquadmath. * Makefile.tpl: Handle multiple libs in check-[+language+]. * Makefile.in: Regenerate. * configure: Regenerate. libquadmath/ 2010-11-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org> Tobias Burnus <burnus@net-b.de> PR fortran/32049 Initial implementation and checkin. gcc/fortran/ 2010-11-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org> Tobias Burnus <burnus@net-b.de> PR fortran/32049 * gfortranspec.c (find_spec_file): New function. (lang_specific_driver): Try to find .spec file and use it. * trans-io.c (iocall): Define * IOCALL_X_REAL128/COMPLEX128(,write). (gfc_build_io_library_fndecls): Build decl for __float128 I/O. (transfer_expr): Call __float128 I/O functions. * trans-types.c (gfc_init_kinds): Allow kind-16 belonging to __float128. gcc/testsuite/ 2010-11-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org> Tobias Burnus <burnus@net-b.de> PR fortran/32049 * gfortran.dg/quad_1.f90: New. * lib/gcc-defs.exp (gcc-set-multilib-library-path): Use also compiler arguments. * lib/gfortran.exp (gfortran_link_flags): Add libquadmath to library search path; call gcc-set-multilib-library-path with arguments such that libgfortran.spec is found. (gfortran_init): Add path for libgfortran.spec to GFORTRAN_UNDER_TEST. libgomp/ 2010-11-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org> Tobias Burnus <burnus@net-b.de> PR fortran/32049 * configure.ac: * configure: Regenerate. libgfortran/ 2010-11-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org> Tobias Burnus <burnus@net-b.de> PR fortran/32049 * Makefile.am: Add missing pow_r16_i4.c, add transfer128.c, link libquadmath, if used. * acinclude.m4 (LIBGFOR_CHECK_FLOAT128): Add. * configure.ac: Use it, touch spec file. * gfortran.map: Add pow_r16_i4 and transfer_(real,complex)128(,write) functions. * intrinsics/cshift0.c (cshift0): Handle __float128 type. * intrinsics/erfc_scaled_inc.c: Ditto. * intrinsics/pack_generic.c (pack): Ditto * intrinsics/spread_generic.c (spread): Ditto. * intrinsics/unpack_generic.c (unpack1): Ditto. * io/read.c (convert_real): Ditto. * io/transfer.c: Update comments. * io/transfer128.c: New file. * io/write_float.def (write_float): Handle __float128 type. * libgfortran.h: #include quadmath_weak.h, define __builtin_infq and nanq. * m4/mtype.m4: Handle __float128 type. * runtime/in_pack_generic.c (internal_pack): Ditto. * runtime/in_unpack_generic.c (internal_unpack): Ditto. * kinds-override.h: New file. * libgfortran.spec.in: Ditto. * generated/pow_r16_i4.c: Generated. * Makefile.in: Regenerate. * configure: Regenerate. * config.h: Regenerate. * bessel_r10.c: Regenerate. * bessel_r16.c: Regenerate. * bessel_r4.c: Regenerate. * bessel_r8.c: Regenerate. * exponent_r16.c: Regenerate. * fraction_r16.c: Regenerate. * nearest_r16.c: Regenerate. * norm2_r10.c: Regenerate. * norm2_r16.c: Regenerate. * norm2_r4.c: Regenerate. * norm2_r8.c: Regenerate. * rrspacing_r16.c: Regenerate. * set_exponent_r16.c: Regenerate. * spacing_r16.c: Regenerate. Co-Authored-By: Tobias Burnus <burnus@net-b.de> From-SVN: r166825
2010-10-20Makefile.def (target_modules): Set lib_path to src/.libs for libstdc++-v3 ↵Ian Lance Taylor1-2/+2
module. * Makefile.def (target_modules): Set lib_path to src/.libs for libstdc++-v3 module. * Makefile.tpl: Fix typo in TARGET_LIB_PATH comment. * Makefile.in: Rebuild. From-SVN: r165727
2010-09-30build: info-gcc, dvi-gcc etc work from unbuilt configured tree.Ralf Wildenhues1-0/+32
/: PR bootstrap/45796 * Makefile.def (info-gcc, dvi-gcc, pdf-gcc, html-gcc): Depend on all-build-libiberty. * Makefile.in: Regenerate. From-SVN: r164760
2010-07-17re PR target/44862 (bootstrap with --enable-build-with-cxx and ↵Jack Howarth1-0/+1
--with-libiconv-prefix fails) 2010-07-17 Jack Howarth <howarth@bromo.med.uc.edu> PR target/44862 * Makefile.tpl (POSTSTAGE1_CXX_EXPORT): Provide -B option to allow for link spec %s substitutions for libstdc++.a on darwin. * Makefile.in: Regenerate. From-SVN: r162275
2010-06-10Makefile.def (configure-gcc): Depend on all-libelf.Alexandre Oliva1-8/+8
* Makefile.def (configure-gcc): Depend on all-libelf. * Makefile.in: Rebuild. From-SVN: r160560
2010-04-27configure.ac (--enable-gold): Support both, both/gold and both/bfd to add ↵Roland McGrath1-0/+1
gold to configdirs without removing ld. * configure.ac (--enable-gold): Support both, both/gold and both/bfd to add gold to configdirs without removing ld. * configure: Regenerated. * Makefile.def: Add install-gold dependency to install-ld. * Makefile.in: Regenerated. Co-Authored-By: H.J. Lu <hongjiu.lu@intel.com> From-SVN: r158786
2010-02-17Makefile.tpl: Use "-exec rm {}" rather than "-delete" to delete the ↵Nick Clifton1-1/+1
config.cache files found... * Makefile.tpl: Use "-exec rm {}" rather than "-delete" to delete the config.cache files found by the find command. From-SVN: r156828
2010-02-17re PR c++/11238 (A constructor with exception handler rethrows the exception ↵Nick Clifton1-0/+1
to the constructor caller) PR 11238 * Makefile.tpl (local-distclean): Also remove config.cache files in sub-directories as there may not be Makefiles present in the sub-directories. * Makefile.in: Regenerate. * configure.ac: Revert previous delta. * configure: Regenerate. From-SVN: r156826
2010-01-22PR libstdc++/36101, PR libstdc++/42813Joern Rennecke1-4/+560
PR libstdc++/36101, PR libstdc++/42813 [toplevel]: * configure.ac (target_configdirs): Substitute. * Makefile.def: Bootstrap target module libgomp. Add dependency of all-target-libstdc++-v3 on configure-target-libgomp. * Makefile.tpl (TARGET_CONFIGDIRS): New makefile variable. (BASE_TARGET_EXPORTS): Export TARGET_CONFIGDIRS. * configure, Makefile.in: Regenerate. libstdc++-v3: * acinclude.m4: (enable_parallel): Test ${TARGET_CONFIGDIRS} instead of loking for omp.h . * configure: Regenerate. From-SVN: r156172
2010-01-11re PR lto/41569 (.../prev-gcc/xgcc used for the install step of the lto-plugin)Richard Guenther1-8/+8
2010-01-11 Richard Guenther <rguenther@suse.de> PR lto/41569 * Makefile.def (all-lto-plugin): Depend on all-gcc. * Makefile.in: Regenerated. lto-plugin/ * Makefile.am: Disable dependencies. * Makefile.in: Regenerated. From-SVN: r155809
2010-01-07re PR bootstrap/41818 (Error building cross compiler caused by changing ↵Ralf Wildenhues1-2/+5
LD_LIBRARY_PATH environment variable in Makefile) Fix PR bootstrap/41818. /: PR bootstrap/41818 * Makefile.tpl (BASE_TARGET_EXPORTS): Only add TARGET_LIB_PATH to $(RPATH_ENVVAR) if bootstrapping. Fix typo in comment. * Makefile.in: Regenerate. From-SVN: r155706
2009-11-16Makefile.def: Restore host and target settings for gmp.Alexandre Oliva1-14/+14
* Makefile.def: Restore host and target settings for gmp. * Makefile.in: Rebuild. From-SVN: r154217
2009-11-16configure.ac: Add libelf to host_libs.Alexandre Oliva1-768/+1782
* configure.ac: Add libelf to host_libs. Enable in-tree configury of ppl and cloog. Fix in-tree configury of libelf, skip tests. Fix portability of test of C++ as bootstrap language. Add ppl/src/ppl-config.o to the bootstrap compare exclusion list. * configure: Rebuild. * Makefile.def: Drop host and target settings from gmp, mpfr, ppl, and cloog. Fix in-tree ppl configuration. Introduce libelf in-tree building. * Makefile.tpl (POSTSTAGE1_CXX_EXPORT): New. (POSTSTAGE1_HOST_EXPORTS): Use it. (STAGE[+id+]_CXXFLAGS): New. (BASE_FLAGS_TO_PASS): Pass it down. (configure-stage[+id+]-[+prefix+][+module+]): Use it. Add extra_exports. (all-stage[+id+]-[+prefix+][+module+]): Likewise. (configure-[+prefix+][+module+], all-[+prefix+][+module+]): Add extra_exports. * Makefile.in: Rebuild. From-SVN: r154211
2009-10-07Makefile.def: check-gold depends upon all-gas.Ian Lance Taylor1-0/+8
* Makefile.def: check-gold depends upon all-gas. * Makefile.in: Rebuild. From-SVN: r152514
2009-10-03Merge lto branch into trunk.Diego Novillo1-11/+987
From-SVN: r152434
2009-10-01Makefile.tpl (POSTSTAGE1_HOST_EXPORTS): Use $$s rather than $(srcdir).Loren J. Rittle1-1/+1
2009-10-01 Loren J. Rittle <ljrittle@acm.org> Paolo Bonzini <bonzini@gnu.org> * Makefile.tpl (POSTSTAGE1_HOST_EXPORTS): Use $$s rather than $(srcdir). * Makefile.in: Rebuilt. Co-Authored-By: Paolo Bonzini <bonzini@gnu.org> From-SVN: r152387
2009-09-22Makefile.tpl (POSTSTAGE1_HOST_EXPORTS): Remove stray $$r/.Loren J. Rittle1-1/+1
2009-09-22 Loren J. Rittle <ljrittle@acm.org> * Makefile.tpl (POSTSTAGE1_HOST_EXPORTS): Remove stray $$r/. * Makefile.in: Rebuilt. From-SVN: r152050
2009-09-03configure.ac (--with-build-config): New.Alexandre Oliva1-1/+1
ChangeLog: * configure.ac (--with-build-config): New. Set BUILD_CONFIG. Default to bootstrap-debug only if compare-debug works. * configure: Rebuilt. * Makefile.tpl: Make BUILD_CONFIG configure-configurable. * Makefile.in: Rebuilt. contrib/ChangeLog: * bootstrap-debug-big.mk (STAGE2_CFLAGS): Drop -gtoggle. * bootstrap-debug-lean.mk: Update comments. (STAGE2_CFLAGS): Likewise. (do-compare): Don't override. gcc/ChangeLog: * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config. (bootstrap-debug): Explain conditions in which it becomes default. (bootstrap-debug-big): Rather than duplicate bootstrap-debug, make it add to it. From-SVN: r151367
2009-09-02invoke.texi (-fvar-tracking-assignments): New.Alexandre Oliva1-1/+1
gcc/ChangeLog: * doc/invoke.texi (-fvar-tracking-assignments): New. (-fvar-tracking-assignments-toggle): New. (-fdump-final-insns=file): Mark filename as optional. (--param min-nondebug-insn-uid): New. (-gdwarf-@{version}): Mention version 4. * opts.c (common_handle_option): Accept it. * tree-vrp.c (find_assert_locations_1): Skip debug stmts. * regrename.c (regrename_optimize): Drop last. Don't count debug insns as uses. Don't reject change because of debug insn. (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno from the chain starter, and check for inexact matches in DEBUG_INSNS. (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs. (build_def_use): Simplify and fix the marking of DEBUG_INSNs. * sched-ebb.c (schedule_ebbs): Skip boundary debug insns. * fwprop.c (forward_propagate_and_simplify): ...into debug insns. * doc/gimple.texi (is_gimple_debug): New. (gimple_debug_bind_p): New. (is_gimple_call, gimple_assign_cast_p): End sentence with period. * doc/install.texi (bootstrap-debug): More details. (bootstrap-debug-big, bootstrap-debug-lean): Document. (bootstrap-debug-lib): More details. (bootstrap-debug-ckovw): Update. (bootstrap-time): New. * tree-into-ssa.c (mark_def_sites): Skip debug stmts. (insert_phi_nodes_for): Insert debug stmts. (rewrite_stmt): Take iterator. Insert debug stmts. (rewrite_enter_block): Adjust. (maybe_replace_use_in_debug_stmt): New. (rewrite_update_stmt): Use it. (mark_use_interesting): Return early for debug stmts. * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug stmts before replacing stmt. (move_computations_stmt): Likewise. * ira-conflicts.c (add_copies): Skip debug insns. * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns. (regstat_bb_compute_ri): Skip debug insns. * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts. * tree-ssa-loop-manip.c (find_uses_to_rename_stmt, check_loop_closed_ssa_stmt): Skip debug stmts. * tree-tailcall.c (find_tail_calls): Likewise. * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise. * tree.h (MAY_HAVE_DEBUG_STMTS): New. (build_var_debug_value_stat): Declare. (build_var_debug_value): Define. (target_for_debug_bind): Declare. * reload.c (find_equiv_reg): Skip debug insns. * rtlanal.c (reg_used_between_p): Skip debug insns. (side_effects_p): Likewise. (canonicalize_condition): Likewise. * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug insns never depend on debug insns. (create_ddg_dep_no_link): Likewise. (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns. Don't add inter-loop dependencies for debug insns. (build_intra_loop_deps): Likewise. (create_ddg): Count debug insns. * ddg.h (struct ddg::num_debug): New. (num_backargs): Pair up with previous int field. * diagnostic.c (diagnostic_report_diagnostic): Skip notes on -fcompare-debug-second. * final.c (get_attr_length_1): Skip debug insns. (rest_of_clean-state): Don't dump CFA_RESTORE_STATE. * gcc.c (invoke_as): Call compare-debug-dump-opt. (driver_self_specs): Map -fdump-final-insns to -fdump-final-insns=.. (get_local_tick): New. (compare_debug_dump_opt_spec_function): Test for . argument and compute output name. Compute temp output spec without flag name. Compute -frandom-seed. (OPT): Undef after use. * cfgloopanal.c (num_loop_insns): Skip debug insns. (average_num_loop_insns): Likewise. * params.h (MIN_NONDEBUG_INSN_UID): New. * gimple.def (GIMPLE_DEBUG): New. * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts. * auto-inc-dec.c (merge_in_block): Skip debug insns. (merge_in_block): Fix whitespace. * toplev.c (flag_var_tracking): Update comment. (flag_var_tracking_assignments): New. (flag_var_tracking_assignments_toggle): New. (process_options): Don't open final insns dump file if we're not going to write to it. Compute defaults for var_tracking. * df-scan.c (df_insn_rescan_debug_internal): New. (df_uses_record): Handle debug insns. * haifa-sched.c (ready): Initialize n_debug. (contributes_to_priority): Skip debug insns. (dep_list_size): New. (priority): Use it. (rank_for_schedule): Likewise. Schedule debug insns as soon as they're ready. Disregard previous debug insns to make decisions. (queue_insn): Never queue debug insns. (ready_add, ready_remove_first, ready_remove): Count debug insns. (schedule_insn): Don't reject debug insns because of issue rate. (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns. (queue_to_ready): Skip and discount debug insns. (choose_ready): Let debug insns through. (schedule_block): Check boundary debug insns. Discount debug insns, schedule them early. Adjust whitespace. (set_priorities): Check for boundary debug insns. (add_jump_dependencies): Use dep_list_size. (prev_non_location_insn): New. (check_cfg): Use it. * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug stmts. (remove_unused_ivs): Reset debug stmts. * modulo-sched.c (const_iteration_count): Skip debug insns. (res_MII): Discount debug insns. (loop_single_full_bb_p): Skip debug insns. (sms_schedule): Likewise. (sms_schedule_by_order): Likewise. (ps_has_conflicts): Likewise. * caller-save.c (refmarker_fn): New. (save_call_clobbered_regs): Replace regs with saved mem in debug insns. (mark_referenced_regs): Take pointer, mark and arg. Adjust. Call refmarker_fn mark for hardregnos. (mark_reg_as_referenced): New. (replace_reg_with_saved_mem): New. * ipa-pure-const.c (check_stmt): Skip debug stmts. * cse.c (cse_insn): Canonicalize debug insns. Skip them when searching back. (cse_extended_basic_block): Skip debug insns. (count_reg_usage): Likewise. (is_dead_reg): New, split out of... (set_live_p): ... here. (insn_live_p): Use it for debug insns. * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts. (execute_optimize_stdarg): Likewise. * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise. * tree-ssa-propagate.c (substitute_and_fold): Don't regard changes in debug stmts as changes. * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New. (moveup_expr): Don't move across debug insns. Don't move debug insn if it would create a bookkeeping block. (moveup_expr_cached): Don't use cache for debug insns that are heads of blocks. (compute_av_set_inside_bb): Skip debug insns. (sel_rank_for_schedule): Schedule debug insns first. Remove dead code. (block_valid_for_bookkeeping_p); Support lax searches. (create_block_for_bookkeeping): Adjust block numbers when encountering debug-only blocks. (find_place_for_bookkeeping): Deal with debug-only blocks. (generate_bookkeeping_insn): Accept no place to insert. (remove_temp_moveop_nops): New argument full_tidying. (prepare_place_to_insert): Deal with debug insns. (advance_state_on_fence): Debug insns don't start cycles. (update_boundaries): Take fence as argument. Deal with debug insns. (schedule_expr_on_boundary): No full_tidying on debug insns. (fill_insns): Deal with debug insns. (track_scheduled_insns_and_blocks): Don't count debug insns. (need_nop_to_preserve_insn_bb): New, split out of... (remove_insn_from_stream): ... this. (fur_orig_expr_not_found): Skip debug insns. * rtl.def (VALUE): Move up. (DEBUG_INSN): New. * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts. (nearest_common_dominator_of_uses): Take debug_stmts argument. Set it if debug stmts are found. (statement_sink_location): Skip debug stmts. Propagate moving defs into debug stmts. * ifcvt.c (first_active_insn): Skip debug insns. (last_active_insns): Likewise. (cond_exec_process_insns): Likewise. (noce_process_if_block): Likewise. (check_cond_move_block): Likewise. (cond_move_convert_if_block): Likewise. (block_jumps_and_fallthru_p): Likewise. (dead_or_predicable): Likewise. * dwarf2out.c (debug_str_hash_forced): New. (find_AT_string): Add comment. (gen_label_for_indirect_string): New. (get_debug_string_label): New. (AT_string_form): Use it. (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV, MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and several operations that cannot be represented with DWARF opcodes. (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value. (dwarf2out_var_location): Take during-call mark into account. (output_indirect_string): Update comment. Output if there are label and references. (prune_indirect_string): New. (prune_unused_types): Call it if debug_str_hash_forced. More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>: (dw_long_long_const): Remove. (struct dw_val_struct): Change val_long_long type to rtx. (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair. (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each component instead of HOST_BITS_PER_LONG. (output_loc_operands): Likewise. For const8* assert HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64. (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64. (add_AT_long_long): Remove val_hi and val_lo arguments, add val_const_double. (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of HOST_BITS_PER_LONG for dw_val_class_long_long. (add_const_value_attribute): Adjust add_AT_long_long caller. Don't handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse. (dwarf_stack_op_name): Handle DW_OP_implicit_value and DW_OP_stack_value. (size_of_loc_descr, output_loc_operands, output_loc_operands_raw): Handle DW_OP_implicit_value. (extract_int): Move prototype earlier. (mem_loc_descriptor): For SUBREG punt if inner mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN, UMAX, SIGN_EXTRACT, ZERO_EXTRACT. (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE instead of Pmode size. (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE, CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode, attempt to handle other expressions. Don't handle TLS SYMBOL_REFs. (concat_loc_descriptor, concatn_loc_descriptor, loc_descriptor_from_tree_1): Adjust loc_descriptor callers. (add_location_or_const_value_attribute): Likewise. For single location loc_lists attempt to use add_const_value_attribute for constant decls. Add DW_AT_const_value even if NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING in its expression. * cfgbuild.c (inside_basic_block_p): Handle debug insns. (control_flow_insn_p): Likewise. * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt. (separate_decls_in_region_debug_bind): New. (separate_decls_in_region): Process debug bind stmts afterwards. * recog.c (verify_changes): Handle debug insns. (extract_insn): Likewise. (peephole2_optimize): Skip debug insns. * dse.c (scan_insn): Skip debug insns. * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument. Pass it on. (setup_id_for_insn): Handle debug insns. (maybe_tidy_empty_bb): Adjust whitespace. (tidy_control_flow): Skip debug insns. (sel_remove_insn): Adjust for debug insns. (sel_estimate_number_of_insns): Skip debug insns. (create_insn_rtx_from_pattern): Handle debug insns. (create_copy_of_insn_rtx): Likewise. * sel-sched-.h (sel_bb_end): Declare. (sel_bb_empty_or_nop_p): New. (get_all_loop_exits): Use it. (_eligible_successor_edge_p): Likewise. (return_nop_to_pool): Adjust. * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts. * ira-lives.c (process_bb_node_lives): Skip debug insns. * gimple-pretty-print.c (dump_gimple_debug): New. (dump_gimple_stmt): Use it. (dump_bb_header): Skip gimple debug stmts. * regmove.c (optimize_reg_copy_1): Discount debug insns. (fixup_match_2): Likewise. (regmove_backward_pass): Likewise. Simplify combined replacement. Handle debug insns. * function.c (instantiate_virtual_regs): Handle debug insns. * function.h (struct emit_status): Add x_cur_debug_insn_uid. * print-rtl.h: Include cselib.h. (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs. * df.h (df_inns_rescan_debug_internal): Declare. * gcse.c (alloc_hash_table): Estimate n_insns. (cprop_insn): Don't regard debug insns as changes. (bypass_conditional_jumps): Skip debug insns. (one_pre_gcse_pass): Adjust. (one_code_hoisting_pass): Likewise. (compute_ld_motion_mems): Skip debug insns. (one_cprop_pass): Adjust. * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts. (if_convertible_stmt_p): Handle debug stmts. * init-regs.c (initialize_uninitialized_regs): Skip debug insns. * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts. * ira-build.c (create_bb_allocnos): Skip debug insns. * tree-flow-inline.h (has_zero_uses): Discount debug stmts. (has_single_use): Likewise. (single_imm_use): Likewise. (num_imm_uses): Likewise. * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts. * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts. (create_outofssa_var_map): Likewise. * lower-subreg.c (adjust_decomposed_uses): New. (resolve_debug): New. (decompose_multiword_subregs): Use it. * tree-dfa.c (find_referenced_vars): Skip debug stmts. * emit-rtl.c: Include params.h. (cur_debug_insn_uid): Define. (set_new_first_and_last_insn): Set cur_debug_insn_uid too. (copy_rtx_if_shared_1): Handle debug insns. (reset_used_flags): Likewise. (set_used_flags): LIkewise. (get_max_insn_count): New. (next_nondebug_insn): New. (prev_nondebug_insn): New. (make_debug_insn_raw): New. (emit_insn_before_noloc): Handle debug insns. (emit_jump_insn_before_noloc): Likewise. (emit_call_insn_before_noloc): Likewise. (emit_debug_insn_before_noloc): New. (emit_insn_after_noloc): Handle debug insns. (emit_jump_insn_after_noloc): Likewise. (emit_call_insn_after_noloc): Likewise. (emit_debug_insn_after_noloc): Likewise. (emit_insn_after): Take loc from earlier non-debug insn. (emit_jump_insn_after): Likewise. (emit_call_insn_after): Likewise. (emit_debug_insn_after_setloc): New. (emit_debug_insn_after): New. (emit_insn_before): Take loc from later non-debug insn. (emit_jump_insn_before): Likewise. (emit_call_insn_before): Likewise. (emit_debug_insn_before_setloc): New. (emit_debug_insn_before): New. (emit_insn): Handle debug insns. (emit_debug_insn): New. (emit_jump_insn): Handle debug insns. (emit_call_insn): Likewise. (emit): Likewise. (init_emit): Take min-nondebug-insn-uid into account. Initialize cur_debug_insn_uid. (emit_copy_of_insn_after): Handle debug insns. * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite location of single rhs in place. (maybe_dump_rtl_for_gimple_stmt): Dump lineno. (floor_sdiv_adjust): New. (cell_sdiv_adjust): New. (cell_udiv_adjust): New. (round_sdiv_adjust): New. (round_udiv_adjust): New. (wrap_constant): Moved from cselib. (unwrap_constant): New. (expand_debug_expr): New. (expand_debug_locations): New. (expand_gimple_basic_block): Drop hiding redeclaration. Expand debug bind stmts. (gimple_expand_cfg): Expand debug locations. * cselib.c: Include tree-pass.h. (struct expand_value_data): New. (cselib_record_sets_hook): New. (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New. (cselib_clear_table): Move, and implemnet in terms of... (cselib_reset_table_with_next_value): ... this. (cselib_get_next_unknown_value): New. (discard_useless_locs): Don't discard preserved values. (cselib_preserve_value): New. (cselib_preserved_value_p): New. (cselib_preserve_definitely): New. (cselib_clear_preserve): New. (cselib_preserve_only_values): New. (new_cselib_val): Take rtx argument. Dump it in details. (cselib_lookup_mem): Adjust. (expand_loc): Take regs_active in struct. Adjust. Silence dumps unless details are requested. (cselib_expand_value_rtx_cb): New. (cselib_expand_value_rtx): Rename and reimplment in terms of... (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps without details. Copy more subregs. Try to resolve values using a callback. Wrap constants. (cselib_subst_to_values): Adjust. (cselib_log_lookup): New. (cselib_lookup): Call it. (cselib_invalidate_regno): Don't count preserved values as useless. (cselib_invalidate_mem): Likewise. (cselib_record_set): Likewise. (struct set): Renamed to cselib_set, moved to cselib.h. (cselib_record_sets): Adjust. Call hook. (cselib_process_insn): Reset table when it would be cleared. (dump_cselib_val): New. (dump_cselib_table): New. * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts. (remove_forwarder_block): Support moving debug stmts. * cselib.h (cselib_record_sets_hook): Declare. (cselib_expand_callback): New type. (cselib_expand_value_rtx_cb): Declare. (cselib_reset_table_with_next_value): Declare. (cselib_get_next_unknown_value): Declare. (cselib_preserve_value): Declare. (cselib_preserved_value_p): Declare. (cselib_preserve_only_values): Declare. (dump_cselib_table): Declare. * cfgcleanup.c (flow_find_cross_jump): Skip debug insns. (try_crossjump_to_edge): Likewise. (delete_unreachable_blocks): Remove dominant GIMPLE blocks after dominated blocks when debug stmts are present. * simplify-rtx.c (delegitimize_mem_from_attrs): New. * tree-ssa-live.c (remove_unused_locals): Skip debug stmts. (set_var_live_on_entry): Likewise. * loop-invariant.c (find_invariants_bb): Skip debug insns. * cfglayout.c (curr_location, last_location): Make static. (set_curr_insn_source_location): Don't avoid bouncing. (get_curr_insn_source_location): New. (get_curr_insn_block): New. (duplicate_insn_chain): Handle debug insns. * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate into debug stmts. * common.opt (fcompare-debug): Move to sort order. (fdump-unnumbered-links): Likewise. (fvar-tracking-assignments): New. (fvar-tracking-assignments-toggle): New. * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks because of debug stmts. (mark_stmt_if_obviously_necessary): Mark debug stmts. (eliminate_unnecessary_stmts): Walk dominated blocks before dominators. * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts. * ira.c (memref_used_between_p): Skip debug insns. (update_equiv_regs): Likewise. * sched-deps.c (sd_lists_size): Accept empty list. (sd_init_insn): Mark debug insns. (sd_finish_insn): Unmark them. (sd_add_dep): Reject non-debug deps on debug insns. (fixup_sched_groups): Give debug insns group treatment. Skip debug insns. (sched_analyze_reg): Don't mark debug insns for sched before call. (sched_analyze_2): Handle debug insns. (sched_analyze_insn): Compute next non-debug insn. Handle debug insns. (deps_analyze_insn): Handle debug insns. (deps_start_bb): Skip debug insns. (init_deps): Initialize last_debug_insn. * tree-ssa.c (target_for_debug_bind): New. (find_released_ssa_name): New. (propagate_var_def_into_debug_stmts): New. (propagate_defs_into_debug_stmts): New. (verify_ssa): Skip debug bind stmts without values. (warn_uninialized_vars): Skip debug stmts. * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default. * rtl.c (rtx_equal_p_cb): Handle VALUEs. (rtx_equal_p): Likewise. * ira-costs.c (scan_one_insn): Skip debug insns. (process_bb_node_for_hard_reg_moves): Likewise. * rtl.h (DEBUG_INSN_P): New. (NONDEBUG_INSN_P): New. (MAY_HAVE_DEBUG_INSNS): New. (INSN_P): Accept debug insns. (RTX_FRAME_RELATED_P): Likewise. (INSN_DELETED_P): Likewise (PAT_VAR_LOCATION_DECL): New. (PAT_VAR_LOCATION_LOC): New. (PAT_VAR_OCATION_STATUS): New. (NOTE_VAR_LOCATION_DECL): Reimplement. (NOTE_VAR_LOCATION_LOC): Likewise. (NOTE_VAR_LOCATION_STATUS): Likewise. (INSN_VAR_LOCATION): New. (INSN_VAR_LOCATION_DECL): New. (INSN_VAR_LOCATION_LOC): New. (INSN_VAR_LOCATION_STATUS): New. (gen_rtx_UNKNOWN_VAR_LOC): New. (VAR_LOC_UNKNOWN_P): New. (NOTE_DURING_CALL_P): New. (SCHED_GROUP_P): Accept debug insns. (emit_debug_insn_before): Declare. (emit_debug_insn_before_noloc): Declare. (emit_debug_insn_beore_setloc): Declare. (emit_debug_insn_after): Declare. (emit_debug_insn_after_noloc): Declare. (emit_debug_insn_after_setloc): Declare. (emit_debug_insn): Declare. (make_debug_insn_raw): Declare. (prev_nondebug_insn): Declare. (next_nondebug_insn): Declare. (delegitimize_mem_from_attrs): Declare. (get_max_insn_count): Declare. (wrap_constant): Declare. (unwrap_constant): Declare. (get_curr_insn_source_location): Declare. (get_curr_insn_block): Declare. * tree-inline.c (insert_debug_decl_map): New. (processing_debug_stmt): New. (remap_decl): Don't create new mappings in debug stmts. (remap_gimple_op_r): Don't add references in debug stmts. (copy_tree_body_r): Likewise. (remap_gimple_stmt): Handle debug bind stmts. (copy_bb): Skip debug stmts. (copy_edges_for_bb): Likewise. (copy_debug_stmt): New. (copy_debug_stmts): New. (copy_body): Copy debug stmts at the end. (insert_init_debug_bind): New. (insert_init_stmt): Take id. Skip and emit debug stmts. (setup_one_parameter): Remap variable earlier, register debug mapping. (estimate_num_insns): Skip debug stmts. (expand_call_inline): Preserve debug_map. (optimize_inline_calls): Check for no debug_stmts left-overs. (unsave_expr_now): Preserve debug_map. (copy_gimple_seq_and_replace_locals): Likewise. (tree_function_versioning): Check for no debug_stmts left-overs. Init and destroy debug_map as needed. Split edges unconditionally. (build_duplicate_type): Init and destroy debug_map as needed. * tree-inline.h: Include gimple.h instead of pointer-set.h. (struct copy_body_data): Add debug_stmts and debug_map. * sched-int.h (struct ready_list): Add n_debug. (struct deps): Add last_debug_insn. (DEBUG_INSN_SCHED_P): New. (BOUNDARY_DEBUG_INSN_P): New. (SCHEDULE_DEBUG_INSN_P): New. (sd_iterator_cond): Accept empty list. * combine.c (create_log_links): Skip debug insns. (combine_instructions): Likewise. (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the return value is always unshared. (struct rtx_subst_pair): New. (auto_adjust_pair): New. (propagate_for_debug_subst): New. (propagate_for_debug): New. (try_combine): Skip debug insns. Propagate removed defs into debug insns. (next_nonnote_nondebug_insn): New. (distribute_notes): Use it. Skip debug insns. (distribute_links): Skip debug insns. * tree-outof-ssa.c (set_location_for_edge): Likewise. * resource.c (mark_target_live_regs): Likewise. * var-tracking.c: Include cselib.h and target.h. (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and MO_VAL_SET. (micro_operation_type_name): New. (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN. (struct micro_operation_def): Update comments. (decl_or_value): New type. Use instead of decls. (struct emit_note_data_def): Add vars. (struct attrs_def): Use decl_or_value. (struct variable_tracking_info_def): Add permp, flooded. (struct location_chain_def): Update comment. (struct variable_part_def): Use decl_or_value. (struct variable_def): Make var_part a variable length array. (valvar_pool): New. (scratch_regs): New. (cselib_hook_called): New. (dv_is_decl_p): New. (dv_is_value_p): New. (dv_as_decl): New. (dv_as_value): New. (dv_as_opaque): New. (dv_onepart_p): New. (dv_pool): New. (IS_DECL_CODE): New. (check_value_is_not_decl): New. (dv_from_decl): New. (dv_from_value): New. (dv_htab_hash): New. (variable_htab_hash): Use it. (variable_htab_eq): Support values. (variable_htab_free): Free from the right pool. (attrs_list_member, attrs_list_insert): Use decl_or_value. (attrs_list_union): Adjust. (attrs_list_mpdv_union): New. (tie_break_pointers): New. (canon_value_cmp): New. (unshare_variable): Return possibly-modified slot. (vars_copy_1): Adjust. (var_reg_decl_set): Adjust. Split out of... (var_reg_set): ... this. (get_init_value): Adjust. (var_reg_delete_and_set): Adjust. (var_reg_delete): Adjust. (var_regno_delete): Adjust. (var_mem_decl_set): Split out of... (var_mem_set): ... this. (var_mem_delete_and_set): Adjust. (var_mem_delete): Adjust. (val_store): New. (val_reset): New. (val_resolve): New. (variable_union): Adjust. Speed up merge of 1-part vars. (variable_canonicalize): Use unshared slot. (VALUED_RECURSED_INTO): New. (find_loc_in_1pdv): New. (struct dfset_merge): New. (insert_into_intersection): New. (intersect_loc_chains): New. (loc_cmp): New. (canonicalize_loc_order_check): New. (canonicalize_values_mark): New. (canonicalize_values_star): New. (variable_merge_over_cur): New. (variable_merge_over_src): New. (dataflow_set_merge): New. (dataflow_set_equiv_regs): New. (remove_duplicate_values): New. (struct dfset_post_merge): New. (variable_post_merge_new_vals): New. (variable_post_merge_perm_vals): New. (dataflow_post_merge_adjust): New. (find_mem_expr_in_1pdv): New. (dataflow_set_preserve_mem_locs): New. (dataflow_set_remove_mem_locs): New. (dataflow_set_clear_at_call): New. (onepart_variable_different_p): New. (variable_different_p): Use it. (dataflow_set_different_1): Adjust. Make detailed dump more verbose. (track_expr_p): Add need_rtl parameter. Don't generate rtl if not needed. (track_loc_p): Pass it true. (struct count_use_info): New. (find_use_val): New. (replace_expr_with_values): New. (log_op_type): New. (use_type): New, partially split out of... (count_uses): ... this. Count new micro-ops. (count_uses_1): Adjust. (count_stores): Adjust. (count_with_sets): New. (VAL_NEEDS_RESOLUTION): New. (VAL_HOLDS_TRACK_EXPR): New. (VAL_EXPR_IS_COPIED): New. (VAL_EXPR_IS_CLOBBERED): New. (add_uses): Adjust. Generate new micro-ops. (add_uses_1): Adjust. (add_stores): Generate new micro-ops. (add_with_sets): New. (find_src_status): Adjust. (find_src_set_src): Adjust. (compute_bb_dataflow): Use dataflow_set_clear_at_call. Handle new micro-ops. Canonicalize value equivalances. (vt_find_locations): Compute total size of hash tables for dumping. Perform merge for var-tracking-assignments. Don't disregard single-block loops. (dump_attrs_list): Handle decl_or_value. (dump_variable): Take variable. Deal with decl_or_value. (dump_variable_slot): New. (dump_vars): Use it. (dump_dataflow_sets): Adjust. (set_slot_part): New, extended to support one-part variables after splitting out of... (set_variable_part): ... this. (clobber_slot_part): New, split out of... (clobber_variable_part): ... this. (delete_slot_part): New, split out of... (delete_variable_part): .... this. (check_wrap_constant): New. (vt_expand_loc_callback): New. (vt_expand_loc): New. (emit_note_insn_var_location): Adjust. Handle values. Handle EMIT_NOTE_AFTER_CALL_INSN. (emit_notes_for_differences_1): Adjust. Handle values. (emit_notes_for_differences_2): Likewise. (emit_notes_for_differences): Adjust. (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes. Adjust. Handle new micro-ops. (vt_add_function_parameters): Adjust. Create and bind values. (vt_initialize): Adjust. Initialize scratch_regs and valvar_pool, flooded and perm.. Initialize and use cselib. Log operations. Move some code to count_with_sets and add_with_sets. (delete_debug_insns): New. (vt_debug_insns_local): New. (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish cselib. (var_tracking_main): If var-tracking-assignments is enabled but var-tracking isn't, delete debug insns and leave. Likewise if we exceed limits or fail the stack adjustments tests, and after all var-tracking processing. More in var-tracking, from Jakub Jelinek <jakub@redhat.com>: (dataflow_set): Add traversed_vars. (value_chain, const_value_chain): New typedefs. (value_chain_pool, value_chains): New variables. (value_chain_htab_hash, value_chain_htab_eq, add_value_chain, add_value_chains, add_cselib_value_chains, remove_value_chain, remove_value_chains, remove_cselib_value_chains): New functions. (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1, shared_hash_find_slot_noinsert_1, shared_hash_find_1): New static inlines. (shared_hash_find_slot_unshare, shared_hash_find_slot, shared_hash_find_slot_noinsert, shared_hash_find): Update. (dst_can_be_shared): New variable. (unshare_variable): Unshare set->vars if shared, use shared_hash_*. Clear dst_can_be_shared. If set->traversed_vars is non-NULL and different from set->vars, look up slot again instead of using the passed in slot. (dataflow_set_init): Initialize traversed_vars. (variable_union): Use shared_hash_*. Use initially NO_INSERT lookup if set->vars is shared. Don't keep slot cleared before calling unshare_variable. Unshare set->vars if needed. Adjust unshare_variable callers. Clear dst_can_be_shared if needed. Even ->refcount == 1 vars must be unshared if set->vars is shared and var needs to be modified. (dataflow_set_union): Set traversed_vars during canonicalization. (VALUE_CHANGED, DECL_CHANGED): Define. (set_dv_changed, dv_changed_p): New static inlines. (track_expr_p): Clear DECL_CHANGED. (dump_dataflow_sets): Set it. (variable_was_changed): Call set_dv_changed. (emit_note_insn_var_location): Likewise. (changed_variables_stack): New variable. (check_changed_vars_1, check_changed_vars_2): New functions. (emit_notes_for_changes): Do nothing if changed_variables is empty. Traverse changed_variables with check_changed_vars_1, call check_changed_vars_2 on each changed_variables_stack entry. (emit_notes_in_bb): Add SET argument. Just clear it at the beginning, use it instead of local &set, don't destroy it at the end. (vt_emit_notes): Call dataflow_set_clear early on all VTI(bb)->out sets, never use them, instead use emit_notes_in_bb computed set, dataflow_set_clear also VTI(bb)->in when we are done with the basic block. Initialize changed_variables_stack, free it afterwards. If ENABLE_CHECKING verify that after noting differences to an empty set value_chains hash table is empty. (vt_initialize): Initialize value_chains and value_chain_pool. (vt_finalize): Delete value_chains htab, free value_chain_pool. (variable_tracking_main): Call dump_dataflow_sets before calling vt_emit_notes, not after it. * tree-flow.h (propagate_defs_into_debug_stmts): Declare. (propagate_var_def_into_debug_stmts): Declare. * df-problems.c (df_lr_bb_local_compute): Skip debug insns. (df_set_note): Reject debug insns. (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't add notes to debug insns. (df_note_bb_compute): Adjust. Likewise. (df_simulate_uses): Skip debug insns. (df_simulate_initialize_backwards): Likewise. * reg-stack.c (subst_stack_regs_in_debug_insn): New. (subst_stack_regs_pat): Reject debug insns. (convert_regs_1): Handle debug insns. * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H. (print-rtl.o): Depend on cselib.h. (cselib.o): Depend on TREE_PASS_H. (var-tracking.o): Depend on cselib.h and TARGET_H. * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns. (init_ready_list): Skip boundary debug insns. (add_branch_dependences): Skip debug insns. (free_block_dependencies): Check for blocks with only debug insns. (compute_priorities): Likewise. * gimple.c (gss_for_code): Handle GIMPLE_DEBUG. (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust all callers. (gimple_build_debug_bind_stat): New. (empty_body_p): Skip debug stmts. (gimple_has_side_effects): Likewise. (gimple_rhs_has_side_effects): Likewise. * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New. (gimple_build_debug_bind_stat): Declare. (gimple_build_debug_bind): Define. (is_gimple_debug): New. (gimple_debug_bind_p): New. (gimple_debug_bind_get_var): New. (gimple_debug_bind_get_value): New. (gimple_debug_bind_get_value_ptr): New. (gimple_debug_bind_set_var): New. (gimple_debug_bind_set_value): New. (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro. (gimple_debug_bind_reset_value): New. (gimple_debug_bind_has_value_p): New. (gsi_next_nondebug): New. (gsi_prev_nondebug): New. (gsi_start_nondebug_bb): New. (gsi_last_nondebug_bb): New. * sched-vis.c (print_pattern): Handle VAR_LOCATION. (print_insn): Handle DEBUG_INSN. * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc of first insn prevail. (first_stmt): Skip debug stmts. (first_non_label_stmt): Likewise. (last_stmt): Likewise. (has_zero_uses_1): New. (single_imm_use_1): New. (verify_gimple_debug): New. (verify_types_in_gimple_stmt): Handle debug stmts. (verify_stmt): Likewise. (debug_loop_num): Skip debug stmts. (remove_edge_and_dominated_blocks): Remove dominators last. * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts. (linearize_expr): Likewise. * config/i386/i386.c (ix86_delegitimize_address): Call default implementation. * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns. (group_barrier_needed): Skip debug insns. (emit_insn_group_barriers): Likewise. (emit_all_insn_group_barriers): Likewise. (ia64_variable_issue): Handle debug insns. (ia64_dfa_new_cycle): Likewise. (final_emit_insn_group_barriers): Skip debug insns. (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't def cfa without frame. (process_set): Likewise. (process_for_unwind_directive): Pass frame on. * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define. (rs6000_delegitimize_address): New. (rs6000_debug_adjust_cost): Handle debug insns. (is_microcoded_insn): Likewise. (is_cracked_insn): Likewise. (is_nonpipeline_insn): Likewise. (insn_must_be_first_in_group): Likewise. (insn_must_be_last_in_group): Likewise. (force_new_group): Likewise. * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block contains only debug insns. (rtl_merge_blocks): Skip debug insns. (purge_dead_edges): Likewise. (rtl_block_ends_with_call_p): Skip debug insns. * dce.c (deletable_insn_p): Handle VAR_LOCATION. (mark_reg_dependencies): Skip debug insns. * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New. * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts. * tree-ssa-threadedge.c (record_temporary_equivalences_from_stmts): Skip debug stmts. * regcprop.c (replace_oldest_value_addr): Skip debug insns. (replace_oldest_value_mem): Use ALL_REGS for debug insns. (copyprop_hardreg_forward_1): Handle debug insns. * reload1.c (reload): Skip debug insns. Replace unassigned pseudos in debug insns with their equivalences. (eliminate_regs_in_insn): Skip debug insns. (emit_input_reload_insns): Skip debug insns at first, adjust them later. * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts. (get_indirect_ref_operands): Pass opf_no_vops on. (get_expr_operands): Likewise. Skip debug stmts. (parse_ssa_operands): Scan debug insns with opf_no_vops. gcc/testsuite/ChangeLog: * gcc.dg/guality/guality.c: New. * gcc.dg/guality/guality.h: New. * gcc.dg/guality/guality.exp: New. * gcc.dg/guality/example.c: New. * lib/gcc-dg.exp (cleanup-dump): Remove .gk files. (cleanup-saved-temps): Likewise, .gkd files too. gcc/cp/ChangeLog: * cp-tree.h (TFF_NO_OMIT_DEFAULT_TEMPLATE_ARGUMENTS): New. * cp-lang.c (cxx_dwarf_name): Pass it. * error.c (count_non_default_template_args): Take flags as argument. Adjust all callers. Skip counting of default arguments if the new flag is given. ChangeLog: * Makefile.tpl (BUILD_CONFIG): Default to bootstrap-debug. * Makefile.in: Rebuilt. contrib/ChangeLog: * compare-debug: Look for .gkd files and compare them. config/ChangeLog: * bootstrap-debug.mk: Add comments. * bootstrap-debug-big.mk: New. * bootstrap-debug-lean.mk: New. * bootstrap-debug-ckovw.mk: Add comments. * bootstrap-debug-lib.mk: Drop CFLAGS for stages. Use -g0 for TFLAGS in stage1. Drop -fvar-tracking-assignments-toggle. From-SVN: r151312
2009-08-30Makefile.tpl (AWK): Fix typo.Paolo Bonzini1-1/+1
2009-08-30 Paolo Bonzini <bonzini@gnu.org> * Makefile.tpl (AWK): Fix typo. * Makefile.in: Regenerate. From-SVN: r151229
2009-08-30configure.ac: Detect awk and sed.Paolo Bonzini1-0/+6
2009-08-30 Paolo Bonzini <bonzini@gnu.org> * configure.ac: Detect awk and sed. * Makefile.def (flags_to_pass): Add AWK and SED. * Makefile.tpl (AWK, SED): New. (BASE_FLAGS_TO_PASS): Add AWK and SED. * configure: Regenerate. * Makefile.in: Regenerate. From-SVN: r151228
2009-08-19Fix toplevel target defs.Ralf Wildenhues1-0/+4
/: * Makefile.def (configure-target-libiberty): Depend on all-binutils and all-ld. (configure-target-newlib): Likewise. * Makefile.in: Regenerate. From-SVN: r150944
2009-06-26re PR bootstrap/40338 (bootstrap comparision fails on 32 bit PA when ↵Steve Ellcey1-2/+2
comparing libgcc objects) 2009-06-26 Steve Ellcey <sje@cup.hp.com> PR bootstrap/40338 * configure.ac (comparestring): Create new variable. * Makefile.tpl (comparestring): Use to skip some comparisions. * configure: Regenerate. * Makefile.in: Regenerate. From-SVN: r148978
2009-06-26Makefile.def (host_modules): Add cgen.Doug Evans1-0/+443
* Makefile.def (host_modules): Add cgen. * Makefile.in: Regenerate. * configure.ac (host_tools): Add cgen. * configure: Regenerate. From-SVN: r148976
2009-06-24configure.ac: Add --enable-build-with-cxx.Ian Lance Taylor1-8/+572
./: * configure.ac: Add --enable-build-with-cxx. When set, add c++ to boot_languages. Only bootstrap target libraries listed in target_libs for some boot language. Add --with-stage1-ldflags, --with-stage1-libs, --with-boot-ldflags, --with-boot-libs. Remove with_host_libstdcxx from ppllibs. Only add -fkeep-inline-functions if not building with C++. * Makefile.def: For target_module libstdc++-v3, set bootstrap=true. * Makefile.tpl (STAGE1_LDFLAGS, STAGE1_LIBS): New variables. (POSTSTAGE1_LDFLAGS, POSTSTAGE1_LIBS): New variables. (HOST_EXPORTS): Add STAGE1_LDFLAGS to LDFLAGS. Export HOST_LIBS. (POSTSTAGE1_HOST_EXPORTS): Set CXX and CXX_FOR_BUILD. Add POSTSTAGE1_LDFLAGS to LDFLAGS. Export HOST_LIBS. (POSTSTAGE1_FLAGS_TO_PASS): Likewise. * configure, Makefile.in: Rebuild. gcc/: * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings from loose_warn into c_loose_warn and from strict_warn into c_strict_warn. Set and substitute warn_cxxflags. Check for --enable-build-with-cxx. Set and substitute ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS. * Makefile.in (CXXFLAGS): New variable. (C_LOOSE_WARN, C_STRICT_WARN): New variables. (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if the default is the same as $(STRICT_WARN). (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables. (CXX): New variable. (COMPILER): New value if ENABLE_BUILD_WITH_CXX. (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise. (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise. (HOST_LIBS): New variable. (GCC_CFLAGS): Add $(C_LOOSE_WARN). (ALL_CXXFLAGS): New variable. (LIBS, BACKENDLIBS): Add $(HOST_LIBS). * doc/install.texi (Configuration): Document --enable-build-with-cxx, --with-stage1-ldflags, --with-stage1-libs, --with-boot-ldflags, --with-boot-libs. * configure: Rebuild. From-SVN: r148889
2009-06-03Makefile.tpl (all): Avoid a trailing backslash.Jerome Guitton1-1/+2
* Makefile.tpl (all): Avoid a trailing backslash. * Makefile.in: Regenerate. Co-Authored-By: Ralf Wildenhues <Ralf.Wildenhues@gmx.de> From-SVN: r148113
2009-06-02Makefile.tpl ([+compare-target+]): Compare all stage directories, rather ↵Alexandre Oliva1-10/+12
than just gcc. * Makefile.tpl ([+compare-target+]): Compare all stage directories, rather than just gcc. * Makefile.in: Rebuilt. From-SVN: r148080
2009-05-30Makefile.def: Add MPC support and dependencies.Kaveh R. Ghazi1-1/+978
* Makefile.def: Add MPC support and dependencies. * configure.ac: Likewise. Reorganize GMP/MPFR checks. * Makefile.in, configure: Regenerate. gcc: * configure.ac: Add MPC support. * config.in, configure: Regenerate. From-SVN: r147996
2009-05-27Makefile.tpl (all): Avoid harmless warning in make all when gcc-bootstrap is ↵Alexandre Oliva1-1/+1
enabled but stage_last... * Makefile.tpl (all): Avoid harmless warning in make all when gcc-bootstrap is enabled but stage_last does not exist. * Makefile.in: Rebuilt. From-SVN: r147900
2009-05-24Makefile.tpl (compare-target): Skip ./ada/*tools directories.Nicolas Roche1-2/+2
* Makefile.tpl (compare-target): Skip ./ada/*tools directories. * Makefile.in: Regenerate. From-SVN: r147834
2009-05-19re PR other/40159 ("make all" ignores build failures)Alexandre Oliva1-5/+5
PR other/40159 * Makefile.tpl (all): Don't assume gcc-bootstrap and gcc-no-bootstrap are mutually exclusive. * Makefile.in: Rebuilt. From-SVN: r147695
2009-05-19re PR other/40159 ("make all" ignores build failures)Alexandre Oliva1-4/+4
PR other/40159 * Makefile.tpl (all): Don't end with unconditional success. * Makefile.in: Rebuilt. From-SVN: r147683
2009-05-12re PR target/37137 (unrecognized command line option "-minterlink-mips16")Alexandre Oliva1-3895/+1605
ChangeLog: PR target/37137 * Makefile.def (flags_to_pass): Remove redundant and incomplete STAGE1_CFLAGS, STAGE2_CFLAGS, STAGE3_CFLAGS, and STAGE4_CFLAGS. Add FLAGS_FOR_TARGET and BUILD_CONFIG. (bootstrap_stage): Remove bootstrap-debug custom stages. Turn stage_configureflags, stage_cflags and stage_libcflags into explicit Makefile macros. * Makefile.tpl (HOST_EXPORTS, EXTRA_HOST_FLAGS): Pass GCJ and GFORTRAN. (POSTSTAGE1_HOST_EXPORTS): Add XGCC_FLAGS_FOR_TARGET and TFLAGS to CC. Set CC_FOR_BUILD from CC. (BASE_TARGET_EXPORTS, RAW_CXX_TARGET_EXPORTS, NORMAL_TARGET_EXPORTS): Move SYSROOT_CFLAGS_FOR_TARGET and DEBUG_PREFIX_CFLAGS_FOR_TARGET from CFLAGS and CXXFLAGS to XGCC_FLAGS_FOR_TARGET. Add it along with TFLAGS to CC, CXX, GCJ, and GFORTRAN. (TFLAGS, STAGE_CFLAGS, STAGE_TFLAGS, STAGE_CONFIGURE_FLAGS): New. (_LIBCFLAGS): Renamed to _TFLAGS. (do-compare-debug, do-compare3-debug): Drop. (CC, GCC_FOR_TARGET, CXX_FOR_TARGET, RAW_CXX_FOR_TARGET, GCJ_FOR_TARGET, GFORTRAN_FOR_TARGET): Remove FLAGS_FOR_TARGET. (FLAGS_FOR_TARGET, SYSROOT_CFLAGS_FOR_TARGET, DEBUG_PREFIX_CFLAGS_FOR_TARGET): Move down. (XGCC_FLAGS_FOR_TARGET): New. (BASE_FLAGS_TO_PASS): Pass STAGEid_CFLAGS, STAGEid_TFLAGS and TFLAGS. (EXTRA_HOST_FLAGS): Pass GCJ and GFORTRAN. (POSTSTAGE1_FLAGS_TO_PASS): Move SYSROOT_CFLAGS_FOR_TARGET and DEBUG_PREFIX_CFLAGS_FOR_TARGET from CFLAGS, CXXFLAGS, LIBCFLAGS, LIBCXXFLAGS to XGCC_FLAGS_FOR_TARGET. Add it along with TFLAGS to CC, CXX, GCJ, and GFORTRAN. Pass XGCC_FLAGS_FOR_TARGET and TFLAGS. (BUILD_CONFIG): Include if requested. (all): Set TFLAGS on bootstrap. (configure-stageid-prefixmodule): Pass TFLAGS, adjust FLAGS. (all-stageid-prefixmodule): Likewise. (do-clean, distclean-stageid): Set TFLAGS. (restrap): Fix whitespace. * Makefile.in: Rebuilt. config/ChangeLog: * multi.m4: Save CXX, GFORTRAN and GCJ in config.status. * mt-gnu (CXXFLAGS_FOR_TARGET): Adjust. * bootstrap-O1.mk: New. * bootstrap-O3.mk: New. * bootstrap-debug.mk: New. gcc/ChangeLog: PR target/37137 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document. gcc/java/ChangeLog: * Make-lang.in (GCJ): Renamed to... (XGCJ): ... this. libjava/ChangeLog: * configure.ac: Insert libgcjdir in the GCJ passed in the environment, rather than overriding completely. * configure: Rebuilt. From-SVN: r147415
2009-04-25Makefile.tpl (POSTSTAGE1_HOST_EXPORTS): Add GNATBIND.Eric Botcazou1-2/+2
* Makefile.tpl (POSTSTAGE1_HOST_EXPORTS): Add GNATBIND. (POSTSTAGE1_FLAGS_TO_PASS): Pick up exported value for GNATBIND. * Makefile.in: Regenerate. From-SVN: r146769
2009-04-25re PR bootstrap/39739 (Bootstrapping with in-tree mpfr-2.4.1 and ↵Kaveh R. Ghazi1-9/+9
--with-gmp=... errors) PR bootstrap/39739 * configure.ac (extra_mpfr_configure_flags): Set and AC_SUBST. * Makefile.def (module=mpfr): Use extra_mpfr_configure_flags. * configure, Makefile.in: Regenerate. From-SVN: r146754
2009-04-14configure.ac: Change copyright header to refer to version 3 of the GNU ↵Jakub Jelinek1-4/+5
General Public License... * configure.ac: Change copyright header to refer to version 3 of the GNU General Public License and to point readers at the COPYING3 file and the FSF's license web page. * Makefile.def: Likewise. * Makefile.tpl: Likewise. * Makefile.in: Regenerate. From-SVN: r146023
2009-04-01Makefil.def (languages): New entries.Steve Ellcey1-11/+55
* Makefil.def (languages): New entries. * Makefile.tpl (check-gcc-*): New generic target. * Makefile.in: Regenerate. * gcc/doc/sourcebuild.texi: Update front-end requirements. From-SVN: r145415
2009-03-18configure: Rebuild.Tom Tromey1-0/+388
* configure: Rebuild. * configure.ac (host_libs): Add libiconv. * Makefile.in: Rebuild. * Makefile.def (host_modules): Add libiconv. (configure-gdb, all-gdb): Depend on libiconv. From-SVN: r144947
2009-02-05Makefile.tpl (stage_last): Define $r and $s before using ↵Andreas Schwab1-0/+2
$(RECURSE_FLAGS_TO_PASS). * Makefile.tpl (stage_last): Define $r and $s before using $(RECURSE_FLAGS_TO_PASS). * Makefile.in: Regenerate From-SVN: r143967
2009-01-16Makefile.def (configure-opcodes): Depend on configure-libiberty.Alan Modra1-0/+20
* Makefile.def (configure-opcodes): Depend on configure-libiberty. (all-opcodes): Depend on all-libiberty. * Makefile.in: Regenerate. From-SVN: r143426
2008-12-02Makefile.def: configure-target-boehm-gc depends on all-target-libstdc++-v3.Andreas Schwab1-0/+1
* Makefile.def: configure-target-boehm-gc depends on all-target-libstdc++-v3. * Makefile.in: Regenerate. From-SVN: r142361
2008-11-14re PR bootstrap/38014 (in-tree gmp and mpfr libraries no longer work)Daniel Jacobowitz1-11/+2
PR bootstrap/38014 PR bootstrap/37923 Revert: 2008-10-24 Daniel Jacobowitz <dan@codesourcery.com> * Makefile.tpl (HOST_EXPORTS): Correct CPPFLAGS typo. * Makefile.in: Regenerated. 2008-10-22 Daniel Jacobowitz <dan@codesourcery.com> * Makefile.def (flags_to_pass): Add CPPFLAGS_FOR_BUILD and CPPFLAGS. * Makefile.tpl (BUILD_EXPORTS): Set CPPFLAGS. (EXTRA_BUILD_FLAGS): Correct typo. Pass CPPFLAGS. (HOST_EXPORTS): Pass CPPFLAGS. (CPPFLAGS_FOR_BUILD, CPPFLAGS, CPPFLAGS_FOR_TARGET): Define. (LDFLAGS_FOR_TARGET): Initialize from configure script. (EXTRA_TARGET_FLAGS): Set CPPFLAGS. * Makefile.in, configure: Regenerated. * configure.ac: Set CPPFLAGS_FOR_TARGET, LDFLAGS_FOR_TARGET, and CPPFLAGS_FOR_BUILD. From-SVN: r141859
2008-10-24Makefile.tpl (HOST_EXPORTS): Correct CPPFLAGS typo.Daniel Jacobowitz1-1/+1
* Makefile.tpl (HOST_EXPORTS): Correct CPPFLAGS typo. * Makefile.in: Regenerated. From-SVN: r141351
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