+2002-01-10 Zack Weinberg <zack@codesourcery.com>
+
+ * toplev.c: Don't declare environ (it's not used anywhere).
+ * configure.in: Don't check for declaration of environ.
+ * config/i386/xm-mingw32.h: Don't #define environ.
+ * config.in, configure: Regenerate.
+
+2002-01-10 Zack Weinberg <zack@codesourcery.com>
+
+ * configure.in: Set stage1_cflags for powerpc-*-darwin*.
+ * configure: Regenerate.
+
+ * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
+ DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
+ * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
+ alpha/xm-vms.h.
+ * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
+ LIMITS_H_TEST here, not in m68k/x-next.
+ * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
+ SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
+
+ * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
+ LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
+ * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
+
+ * config/i386/x-djgpp: Renamed i386/t-djgpp.
+ * config/m88k/x-dolph: Renamed m88k/t-dolph.
+ * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
+ * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
+ replacement of quadlib.asm with quadlib.c.
+
+ * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
+ config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
+ config/rs6000/xm-beos.h: Delete file.
+
+ * config.gcc: Update to match above changes.
+
+2002-01-10 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300.h: Fix comment typos.
+ * config/h8300/h8300.md: Likewise.
+ * config/h8300/lib1funcs.asm: Likewise.
+
+2002-01-10 Dale Johannesen <dalej@apple.com>
+
+ PR optimization/5269
+ * unroll.c (precondition_loop_p): Make *increment be the correct
+ sign when n_iterations known, to avoid confusing caller.
+
+2002-01-10 Kazu Hirata <kazu@hxi.com>
+
+ * doc/extend.texi (deprecated): Fix a typo.
+
+Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * basic-block.h (update_br_prob_note): Declare.
+ * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
+ (try_forward_edges): Care negative frequencies and update note.
+ (outgoing_edges_match): Tweek conditional merging heuristics.
+ (try_crossjump_to_edge): use update_br_prob_note.
+ * cfglayout.c (fixup_reorder_chain): Likewise.
+ * cfrtl.c (update_br_prob_note): New.
+ * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
+
+ * i386.c (ix86_decompose_address): Return -1 if address contains
+ shift.
+ (legitimate_address_p): Require ix86_decompose_address to return 1.
+
+ * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
+ (cprop_insn): Likewise.
+
+2002-01-10 Kazu Hirata <kazu@hxi.com>
+
+ * toplev.c: Fix formatting.
+ * tree.c: Likewise.
+ * tree-dump.c: Likewise.
+ * unroll.c: Likewise.
+ * unwind-dw2.c: Likewise.
+ * unwind-dw2-fde.c: Likewise.
+ * unwind-dw2-fde-glibc.c: Likewise.
+ * unwind-sjlj.c: Likewise.
+
+2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
+
+ * doc/invoke.texi: Document PDP-11 options.
+
+2002-01-10 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300.h: Fix formatting.
+
+2001-01-10 Ira Ruben <ira@apple.com>
+
+ Add __attribute__ ((deprecated)).
+ * extend.texi: Document __attribute__ ((deprecated)).
+ * invoke.texi: Document -Wno-deprecated-declarations.
+ * testsuite/g++.dg/other/deprecated.C: New C++ test.
+ * testsuite/gcc.dg/deprecated.c: New C test.
+ * attribs.c (enum attrs): Declare handle_deprecated_attribute().
+ (c_common_attribute_table): Add "deprecated" entry.
+ (handle_deprecated_attribute): New function.
+ * c-decl.c (deprecated_states): New enum.
+ deprecated_state: State of "deprecated" handling.
+ (start_decl): Set deprecated_state based on attributes.
+ (grokdeclarator): Test for deprecated uses, propagate attribute.
+ * c-typeck.c (build_component_ref): Test for deprecated fields.
+ (build_external_ref): Test for deprecated primaries.
+ * diagnostic.c (warn_deprecated_use) New function to issue
+ warnings about __attribute__ ((depricated)) references.
+ * flags.h (warn_deprecated_decl): Extern declared for
+ -W[no-]deprecated-declarations option.
+ * print-tree.c (print_node): Show deprecated flag status.
+ * toplev.c (warn_deprecated_decl): Defined.
+ (W_options): Added "deprecated-declaration".
+ * toplev.h (warn_deprecated_use): Extern declared.
+ * tree.h (struct tree_common): Define deprecated_flag.
+ (TREE_DEPRECATED): New macro to access flag.
+ * cp/call.c (build_call): Test for deprecated calls.
+ * cp/class.c (add_implicitly_declared_members): Set global
+ flag to tell grokdeclarator to not issue deprecated warnings.
+ * cp/cp-tree.h: Add extern for adding_implicit_members.
+ * cp/decl.c (deprecated_states): New enum.
+ (start_decl): Set deprecated_state based on attributes.
+ (grokdeclarator): Test for deprecated uses, propagate attribute.
+ * cp/lex.c (do_identifier): Test for deprecated primaries.
+ * cp/typeck.c (build_component_ref): Test for deprecated fields.
+
+2001-01-10 Ira Ruben <ira@apple.com>
+
+ Fix to assign attributes to inline member functions.
+ * cp/decl.c (start_method): Handle attrlist.
+
+2002-01-10 Kazu Hirata <kazu@hxi.com>
+
+ * combine.c (expand_field_assignment): Use subreg_lsb().
+
+2002-01-10 David Edelsohn <edelsohn@gnu.org>
+
+ * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
+ POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
+ (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
+ Recurse for any operand of AND as long as constant is non-zero.
+
+2002-01-10 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300.md: Remove constraints from expanders.
+
+2002-01-10 Kazu Hirata <kazu@hxi.com>
+
+ * varasm.c: Fix formatting.
+ * varray.c: Likewise.
+ * vmsdbgout.c: Likewise.
+ * xcoffout.c: Likewise.
+
+Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
+ update edge probabilities to match.
+
+2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
+
+ * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
+ dependencies.
+ * doc/languages.texi, doc/sourcebuild.texi: New files.
+ * doc/configfiles.texi: Make a subsubsection. Update.
+ * doc/configterms.texi: Add @node. Remove warning that this isn't
+ instructions for building GCC.
+ * doc/makefile.texi: Make a subsection.
+ * doc/gccint.texi: Update.
+
+Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * i386.md (sse_mov?fcc_const0_?): Fix constraints.
+
+Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
+
+ * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
+
+Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * optabs.c (expand_fix): Look for wider integer modes first.
+
+ * i386.md (mov?f): Avoid the fake const double trick for medium
+ memory model.
+ (min?f*/max?f*): Prohibit memory operands for i387 variant.
+ (fop_df_4): Disable for SSE compilation.
+
+2002-01-20 Graham Stott <grahams@redhat.com>
+
+ * dwarf2out.c (indirect_string_alloc, output_indirect_string):
+ Move prototype into DWARF2_DEBUGGING_INFO conditional block.
+
+2002-01-10 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
+
+2002-01-10 Richard Henderson <rth@redhat.com>
+
+ * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
+ (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
+
+2002-01-10 Kazu Hirata <kazu@hxi.com>
+
+ * combine.c (can_combine_p): Fix a comment typo.
+
+2002-01-09 Zack Weinberg <zack@codesourcery.com>
+
+ * Makefile.in (s-gencheck, s-options, s-specs): Handle an
+ empty list correctly. Change loop index $t to $f for
+ consistency with rest of Makefile.
+
+2002-01-08 Aldy Hernandez <aldyh@redhat.com>
+
+ * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
+ mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
+
+ * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
+ mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
+ (altivec_init_builtins): Same.
+ (altivec_expand_unop_builtin): Return NULL_RTX on error.
+ (altivec_expand_binop_builtin): Same.
+ (altivec_expand_ternop_builtin): Same.
+ (bdesc_dst): New.
+
+ * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
+ ("altivec_vctuxs"): Fix typo.
+ ("altivec_vnmsubfp"): Same.
+ ("altivec_dssall"): New.
+ ("altivec_mfvscr"): New.
+ ("altivec_dss"): New.
+ ("altivec_lvsl"): New.
+ ("altivec_lvsr"): New.
+ ("altivec_dstt"): New.
+ ("altivec_dstst"): New.
+ ("altivec_dststt"): New.
+ ("altivec_dst"): New.
+
+ * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
+ mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
+
+2002-01-09 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
+
+2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
+
+ * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
+ function.
+ * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
+ prototype.
+ * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
+
+2002-01-09 Kazu Hirata <kazu@hxi.com>
+
+ * read-rtl.c: Fix formatting.
+ * real.c: Likewise.
+ * regclass.c: Likewise.
+ * regrename.c: Likewise.
+ * reg-stack.c: Likewise.
+ * reload1.c: Likewise.
+ * reload.c: Likewise.
+ * rtl.c: Likewise.
+
+2002-01-09 Kazu Hirata <kazu@hxi.com>
+
+ * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
+ to extract items in the expr_list chain.
+
+2002-01-09 Richard Henderson <rth@redhat.com>
+
+ * config/vax/vax.c (vax_rtx_cost): Never abort.
+
+ * config/vax/vax.h (REAL_ARITHMETIC): Define.
+
+2002-01-09 Jan Hubicka <jh@suse.cz>
+
+ * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
+
+2002-01-09 Richard Henderson <rth@redhat.com>
+
+ * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
+ Unify code from various alternatives.
+
+2002-01-09 Richard Henderson <rth@redhat.com>
+
+ * regrename.c (copy_value): Ignore the copy if the source register
+ is present in the value chain with a narrower mode.
+
+2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
+
+ * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
+ for the c4x target. Also improve layout.
+
+2002-01-09 Richard Henderson <rth@redhat.com>
+
+ * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
+ * config/m32r/m32r.md (and ior xor splitters): Swap operands
+ to match insn patterns.
+
+2002-01-09 Richard Henderson <rth@redhat.com>
+
+ * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
+ (copyprop_hardreg_forward_1): Likewise.
+
+2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * pa.md (decrement_and_branch_until_zero): Change predicate for
+ operand 0 from register_operand to reg_or_nonsymb_mem_operand.
+
+2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
+
+ * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
+ gets undefined. For Darwin.
+
+2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
+
+ * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
+
+2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
+
+ * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
+
2002-01-08 Richard Henderson <rth@redhat.com>
* regrename.c (copy_value): Ignore overlapping copies.
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