[pf3gnuchains/gcc-fork.git] / gcc / ChangeLog

2004-02-29  Mark Mitchell  <mark@codesourcery.com>

        PR debug/14328
        * dwarf2out.c (gen_enumeration_type_die): Output all enumeration
        constants as signed values.

        PR middle-end/13448
        * c-tree.h (readonly_warning): Rename to ...
        (readonly_error): ... this.
        * c-typeck.c (build_unary_op): Adjust accordingly.
        (readonly_warning): Rename to ...
        (readonly_error): ... this and issue errors, not warnings.
        (build_modify_expr): Call readonly_error, not readonly_warning.
        (c_expand_asm_operands): Likewise.
        * tree-inline.c (optimize_inline_calls): Do not inline functions
        after errors have occurred.

2004-02-29  Nathanael Nerode  <neroden@gcc.gnu.org>

        * configure.ac: Rearrange some threading code for clarity;
        add section comment.
        * configure: Regenerate.

2004-02-29  Kazu Hirata  <kazu@cs.umass.edu>

        * passes.c, config/frv/frv.c, config/sh/sh.c: Fix comment
        typos.
        * doc/cppopts.texi: Fix a typo.

2004-02-29  Kazu Hirata  <kazu@cs.umass.edu>

        * config/i386/i386.md: Fix formatting.

2004-02-29  Nathanael Nerode  <neroden@gcc.gnu.org>

        * configure.ac: Add some comments delineating sections of code.

        * doc/install.texi: Note that libada uses autoconf 2.57 also.

        * doc/install.texi: Fix idiot typo in previous commit.

        * doc/install.texi: Update for conversion of intl to autoconf 2.57.

2004-02-29  Kazu Hirata  <kazu@cs.umass.edu>

        * config/h8300/h8300.md: Add comments about peephole2's.

2004-02-29  Kazu Hirata  <kazu@cs.umass.edu>

        * config/h8300/h8300.md: Tweak operand numbers of some
        peephole2's.

2004-02-29  Kazu Hirata  <kazu@cs.umass.edu>

        * config/h8300/h8300.md: Tweak comments about peephole2's.

2004-02-29  Waldek Hebisch  <hebisch@math.uni.wroc.pl>

        PR middle-end/14203
        * function.c (uninitialized_vars_warning): Use DECL_RTL_SET_P
        instead of testing whether DECL_RTL is not NULL.

2004-02-28  Kazu Hirata  <kazu@cs.umass.edu>

        * config/sh/sh.c: Fix formatting.

2004-02-28  Kazu Hirata  <kazu@cs.umass.edu>

        * config/sh/sh.c: Convert to ISO-C.

2004-02-28  Andrew Pinski  <pinskia@physics.uc.edu>
        
        * c-typeck.c (tagged_types_tu_compatible_p): Fix pasto in
        my previous patch.

        * config/darwin.h (machopic_finish): Output stub even if the
        symbol is already defined.

2004-02-28  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        * pa64-hpux.h (LIB_SPEC): Fix linking under HP-UX 11.00 with -p and -pg.

2004-02-28  Kazu Hirata  <kazu@cs.umass.edu>

        * genattr.c (main): Don't define
        TRADITIONAL_PIPELINE_INTERFACE or DFA_PIPELINE_INTERFACE.
        * system.h (TRADITIONAL_PIPELINE_INTERFACE): Poison.
        (DFA_PIPELINE_INTERFACE): Likewise.
        * doc/tm.texi (TRADITIONAL_PIPELINE_INTERFACE): Remove.
        (DFA_PIPELINE_INTERFACE): Likewise.

2004-02-28  Richard Sandiford  <rsandifo@redhat.com>

        * config/mips/mips.md (tstsi, tstdi): Delete.

2004-02-28  Maciej W. Rozycki  <macro@ds2.pg.gda.pl>

        * config/mips/mips.c (override_options): Remove an obsolete 
        duplicate definition of the "e" constraint.
        * config/mips/mips.h: Update a comment accordingly.

2004-02-28  Maciej W. Rozycki  <macro@ds2.pg.gda.pl>

        * config/mips/mips.md: Complete the unfinished R4000
        multiply/shift errata workaround.  Improve documentation.
        (hazard): Use TARGET_FIX_R4000 to decide whether an "imul" instruction
        has a hilo hazard.
        (mulsi3, mulsi3_internal, mulsi3_r4000): Use TARGET_FIX_R4000.
        (muldi3, muldi3_internal): Likewise.
        (muldi3_internal2): Remove, replacing with...
        (muldi3_mult3, muldi3_r4000): ...these new patterns.
        (mulsidi3): Take the errata into account.
        (mulsidi3_32bit): Remove, replacing with...
        (mulsidi3_32bit_internal, mulsidi3_32bit_r4000): ...these new patterns.
        (mulsidi3_64bit, mulsidi3_64bit_parts): Disable if TARGET_FIX_R4000.
        (umulsidi3): Take the errata into account.
        (umulsidi3_32bit): Remove, replacing with..
        (umulsidi3_32bit_internal, umulsidi3_32bit_r4000): ...these patterns.
        (umulsi3_highpart, umulsi3_highpart_internal): Disable if
        TARGET_FIX_R4000.
        (smulsi3_highpart, smulsi3_highpart_internal): Likewise.
        (smuldi3_highpart, umuldi3_highpart): Likewise.
        * doc/invoke.texi: Document the errata workaround.

2004-02-28  Maciej W. Rozycki  <macro@ds2.pg.gda.pl>

        * config/mips/mips-protos.h (mips_idiv_insns): Declare.
        * config/mips/mips.h (MASK_FIX_SB1): Bump.
        (MASK_FIX_R4000, TARGET_FIX_R4000): New macros.
        (TARGET_SWITCHES): Add -mfix-r4000 and -mno-fix-r4000.
        * config/mips/mips.c (mips_idiv_insns): New function.
        (override_options): Make -march=r4000 imply -mfix-r4000 by default.
        (mips_output_division): Add a workaround for the R4000 divide/shift
        errata.
        * config/mips/mips.md (length): Use mips_idiv_insns() to calculate
        the length of an "idiv" instruction.
        * doc/invoke.texi: Document the new switches.

2004-02-28  Kazu Hirata  <kazu@cs.umass.edu>

        * doc/tm.texi (IS_COSTLY_DEPENDENCE): Change to
        TARGET_SCHED_IS_COSTLY_DEPENDENCE.

2004-02-28  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>

        PR optimization/14229
        * cfgrtl.c (rtl_tidy_fallthru_edge): Do not fail for !onlyjump jump.

2004-02-28  Eric Botcazou  <ebotcazou@act-europe.fr>

        * fold-const.c (fold): Strip NOPs that change the signedness
        for RSHIFT too.  Expand comment.

2004-02-27  Ian Lance Taylor  <ian@wasabisystems.com>

        PR optimization/7871
        * flow.c (mark_set_1): Don't add LOG_LINKS for global registers
        from or to call insns.

2004-02-27  Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR optimization/7871
        * flow.c (propagate_one_insn): Interpret calls as setting global
        registers, not merely clobbering them.

2004-02-27  Dale Johannesen  <dalej@apple.com>

        * config/darwin.c (machopic_output_possible_stub_label):  Remove.
        config/darwin-protos.h:  Ditto.
        config/darwin.h:  Remove call to it.
        * combine.c (distribute_notes): Do not place a REG_DEAD note
        when value is both set and used.

2004-02-27  Kazu Hirata  <kazu@cs.umass.edu>

        * config/h8300/fixunssfsi.c (__fixunssfsi): Enable on H8/300
        as well.
        * config/h8300/lib1funcs.asm (___fixunssfsi): Remove.
        * config/h8300/t-h8300 (LIB1ASMFUNCS): Remove _fixunssfsi_asm.

2004-02-27  Andrew Pinski  <apinski@apple.com>

        * c-typeck.c (tagged_types_tu_compatible_p) <ENUMERAL_TYPE>:
        Speedup common case of the type values being in the same order.

2004-02-27  Steve Ellcey  <sje@cup.hp.com>

        * config/ia64/ia64.h (no-inline-float-divide): New option.
        * config/ia64/ia64.h (no-inline-int-divide): New option.
        * config/ia64/ia64.h (no-inline-sqrt): New option.
        (TARGET_DEFAULT): Add MASK_INLINE_FLOAT_DIV_THR to define.
        * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
        * config/ia64/ia64.c (ia64_override_options): Modify error
        checking for inlined division/sqrt.

2004-02-27  Kazu Hirata  <kazu@cs.umass.edu>

        * bb-reorder.c, cfgbuild.c, diagnostic.c, explow.c, profile.c,
        ra-build.c, read-rtl.c, tracer.c, unwind-dw2-fde-glibc.c,
        value-prof.c, config/darwin-protos.h, config/frv/frv-abi.h,
        config/i386/pmmintrin.h, config/pa/pa-hpux.h: Update
        copyright.

2004-02-27  Paul Brook  <paul@codesourcery.com>

        * function.c (assign_parms): Don't count pretend args for alignment.

2004-02-27  Richard Henderson  <rth@redhat.com>

        * passes.c: New file.
        * Makefile.in (OBJS-common): Add it.
        * diagnostic.c (rtl_dump_and_exit): Move decl ...
        * flags.h (rtl_dump_and_exit): ... here.
        * output.h (size_directive_output, last_assemble_variable_decl): 
        Move from toplev.c.
        * rtl.h (reg_alloc): Move from toplev.c.
        * toplev.c (HAVE_conditional_execution, DUMPFILE_FORMAT,
        struct dump_file_info, enum dump_file_index, dump_file_tbl,
        open_dump_file, close_dump_file, rest_of_decl_compilation,
        rest_of_type_compilation, rest_of_handle_final,
        rest_of_handle_delay_slots, rest_of_handle_stack_regs, 
        rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
        rest_of_handle_new_regalloc, rest_of_handle_old_regalloc,
        rest_of_handle_regrename, rest_of_handle_reorder_blocks,
        rest_of_handle_sched, rest_of_handle_sched2, rest_of_handle_regmove,
        rest_of_handle_tracer, rest_of_handle_if_conversion, 
        rest_of_handle_if_after_combine, rest_of_handle_web,
        rest_of_handle_branch_prob,
        rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
        rest_of_handle_addressof, rest_of_handle_sibling_calls, 
        rest_of_handle_jump_bypass, rest_of_handle_inlining,
        rest_of_handle_null_pointer, rest_of_handle_combine,
        rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
        rest_of_handle_gcse, rest_of_handle_loop_optimize, 
        rest_of_handle_loop2, rest_of_compilation): Move to passes.c.
        (decode_d_option): Use enable_rtl_dump_file.
        (compile_file, finalize, do_compile): Move profile+combine+graph
        cleanup to finish_optimization_passes.
        * toplev.h (init_optimization_passes, finish_optimization_passes,
        enable_rtl_dump_file): Declare.

2004-02-27  Eric Botcazou  <ebotcazou@act-europe.fr>
            Roger Sayle  <roger@eyesopen.com>

        * fold-const.c (fold): Revert 2004-02-25 change.  Use the original
        operands to build a tree with swapped operands.
        * expr.c (expand_expr_real) <MAX_EXPR>: Consistently use the
        'unsignedp' predicate to specify the signedness.

2004-02-27  Kazu Hirata  <kazu@cs.umass.edu>

        * c-decl.c, c-ppoutput.c, combine.c, cppfiles.c, dwarf2out.c,
        expr.c, fold-const.c, gcc.c, haifa-sched.c, loop-iv.c,
        params.def, read-rtl.c, rtl.c, rtlanal.c, toplev.c: Fix
        comment typos and formatting.  Follow spelling conventions.

2004-02-26  Aldy Hernandez  <aldyh@redhat.com>

        * config/rs6000/rs6000.md: Add fixuns_truncsfsi2 and
        fix_truncsfsi2.

        * config/rs6000/spe.md: Delete spe_efsctuiz.
        Add spe_fixuns_truncsfsi2.
        Add spe_fix_truncsfsi2.
 
2004-02-26  Eric Christopher  <echristo@redhat.com>

        * c-lex.c (c_lex_string_translate): New variable.
        (lex_string): Use to determine string translation.
        * c-pragma.h: Prototype.
        * c-parse.in (start_string_translation): New. Set above.
        (stop_string_translation): Ditto.
        (attribute, attribute_list, asm_def, asm_stmt,
        asm_operand): Use above functions.
        * cp/parser.c (cp_parser_declaration): Translate strings
        unless token is RID_EXTERN. Set c_lex_string_translate
        for recursive use.
        (cp_parser_asm_definition): Only translate argument strings
        to asms.
        (cp_parser_asm_operand_list): Ditto.
        (cp_parser_attribute_list): Do not translate attribute strings.

2004-02-26  Kazu Hirata  <kazu@cs.umass.edu>

        * stmt.c (expand_start_case_dummy): Remove.
        * tree.h: Remove the corresponding prototype.

2004-02-26  Kazu Hirata  <kazu@cs.umass.edu>

        * builtins.c (apply_args_register_offset): Remove.
        * tree.h: Remove the corresponding prototype.

2004-02-26  Kazu Hirata  <kazu@cs.umass.edu>

        * stor-layout.c (is_pending_size): Remove.
        * tree.h: Remove the corresponding prototype.

2004-02-26  Kazu Hirata  <kazu@cs.umass.edu>

        * recog.c (validate_replace_src): Remove.
        * recog.h: Remove the corresponding prototype.

2004-02-26  Kazu Hirata  <kazu@cs.umass.edu>

        * calls.c: Don't reference FINAL_REG_PARM_STACK_SPACE or
        MAYBE_REG_PARM_STACK_SPACE.
        * function.c: Likewise.
        * system.h (FINAL_REG_PARM_STACK_SPACE): Poison.
        (MAYBE_REG_PARM_STACK_SPACE): Likewise.
        * doc/tm.texi (FINAL_REG_PARM_STACK_SPACE): Remove.
        (MAYBE_REG_PARM_STACK_SPACE): Likewise.

2004-02-26  Kazu Hirata  <kazu@cs.umass.edu>

        * c-decl.c (c_expand_deferred_function): Remove.
        * c-tree.h: Remove the corresponding prototype.

2004-02-26  Kazu Hirata  <kazu@cs.umass.edu>

        * postreload.c (reload_cse_move2add): Generate just a PLUS
        instead of an entire SET.

2004-02-26  Jan Hubicka  <jh@suse.cz>

        * config.gcc: Add support for nocoma/prescott/pentium-m/pentium3m
        /pentium4m.
        * i386.c (override_options): Add support for new CPUs.
        * i386.h (TARGET_CPU_DEFAULT_NAMES): New names.
        (TARGET_CPU_DEFAULT_pentium_m, TARGET_CPU_DEFAULT_pentium4e): New
        constants.
        * invoke.texi: Extend documentation of -mtune/-march for new CPUs.

2004-02-26  Bob Wilson  <bob.wilson@acm.org>

        * config/xtensa/xtensa.h (TARGET_CPU_CPP_BUILTINS): Define __xtensa__.

2004-02-26  Eric Botcazou  <ebotcazou@act-europe.fr>

        * config/sparc/sparc-protos.h (sparc_emit_floatunsdi): Add 'mode'.
        (sparc_emit_fixunsdi): New prototype.
        * config/sparc/sparc.c (sparc_emit_floatunsdi): Use 'mode' argument.
        (sparc_emit_fixunsdi): New function.
        * config/sparc/sparc.md (floatunsdisf2): Use 'general_operand' for
        operand 1.  Pass SFmode to sparc_emit_floatunsdi.
        (floatunsdidf2): Use 'general_operand' for operand 1.  Pass DFmode
        to sparc_emit_floatunsdi.
        (fixuns_truncsfdi2): New expander.
        (fixuns_truncdfdi2): Likewise.

2004-02-26  Alan Modra  <amodra@bigpond.net.au>

        * gcse.c (delete_null_pointer_checks_1): Do not delete CC setter
        unless HAVE_cc0.

2004-02-25  Richard Henderson  <rth@redhat.com>

        * explow.c (force_reg): Call mark_reg_pointer as appropriate.
        * config/alpha/alpha.c (alpha_emit_conditional_branch): Don't
        use (op0-op1) == 0 if op0 is a pointer.
        * config/alpha/alpha.md (cmpdi): Use some_operand.
        (three comparison combine splits): Remove.

2004-02-25  Richard Henderson  <rth@redhat.com>

        PR c/12794
        * c-common.c (handle_alias_attribute): Reject the attribute if
        current_function_decl is set.

2004-02-25  Kelley Cook  <kcook@gcc.gnu.org>

        * config.gcc: Add comment describing extra_gcc_objs.
        i[34567]86-*-cygwin*): Replace host_extra_gcc_objs with extra_gcc_objs.
        * configure.ac (extra_gcc_objs): New substitution variable.
        (host_extra_gcc_objs): Don't substitute.
        * configure: Regenerate.
        * Makefile.in: Use extra_gcc_objs.

2004-02-25  Kelley Cook  <kcook@gcc.gnu.org>

        * doc/contrib.texi: Add an entry for myself.

2004-02-25  Jan Hubicka  <jh@suse.cz>

        * basic-block.h (make_eh_edge, break_superblocks): Declare.
        * cfgbuild.c (make_eh_edge):  Make global.
        * cfglayout.c (break_superblocks): Likewise; fix memory leak.
        * except.c (build_post_landing_pads, connect_post_landing_pads,
        dw2_build_landing_pads, sjlj_emit_function_enter,
        sjlj_emit_function_exit, sjlj_emit_dispatch_table,
        sjlj_build_landing_pads): Update CFG.
        (emit_to_new_bb_before): New function.
        (finish_eh_generation): Do not rebuild the CFG.

2004-02-25  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        * config.gcc (hppa*-*-*, parisc*-*-*): Add MASK_BIG_SWITCH to all
        target_cpu_default defines.
        * pa-hpux.h (TARGET_DEFAULT): Add MASK_BIG_SWITCH to define.
        * pa.h (TARGET_DEFAULT): Likewise.

2004-02-25  Eric Botcazou  <ebotcazou@act-europe.fr>

        * fold-const.c (fold): Treat MAX_EXPR and MIN_EXPR like
        comparisons with regard to signedness.

2004-02-25  Richard Earnshaw  <rearnsha@arm.com>

        * arm.c (thumb_legitimize_address): New function.
        * arm-protos.h: Prototype it.
        * arm.h (THUMB_LEGITIMIZE_ADDRESS): Define.
        (LEGITIMIZE_ADDRESS): Use it.

2004-02-25  J"orn Rennecke <joern.rennecke@superh.com>

        * reload1.c (reload): Only spill eliminable register with multiple
        adjacent elimination alternatives if all alternatives fail.

2004-02-25  Richard Earnshaw  <rearnsha@arm.com>

        * arm.c (arm_legitimate_index_p): For QImode the range of an offset
        is -4095...+4095 inclusive.

2004-02-25  Eric Botcazou  <ebotcazou@libertysurf.fr>

        * doc/install.texi (sparc-sun-solaris2* specific notes): Document
        the bootstrap failure with Sun CC 5.4 and 5.5.

2004-02-24  Kazu Hirata  <kazu@cs.umass.edu>

        * cse.c (cse_change_cc_mode_insns): Stop at any instruction
        which modifies NEWREG.
        (cse_condition_code_reg): Update the mode of CC_REG in
        CC_SRC_INSN on our own.

2004-02-24  Michael Matz  <matz@suse.de>

        * config/i386/i386.c (ix86_comp_type_attributes): Check for
        regparm attributes.

2004-02-24  Richard Henderson  <rth@redhat.com>

        * toplev.c (dump_file_tbl): Rename from dump_file.
        * bb-reorder.c, bt-load.c, cfgcleanup.c, cfglayout.c, cfgloopanal.c,
        cfgloopmanip.c, cfgrtl.c, config/arm/arm.c, config/frv/frv.c,
        config/i386/i386.c, config/ia64/ia64.c, config/mips/mips.c,
        config/sh/sh.c, cse.c, flow.c, ifcvt.c, loop-iv.c, loop-unroll.c,
        loop-unswitch.c, output.h, predict.c, profile.c, ra-build.c,
        ra-colorize.c, ra-debug.c, ra-rewrite.c, ra.c, regrename.c, reload1.c,
        toplev.c, tracer.c, value-prof.c, var-tracking.c, web.c:
        s/rtl_dump_file/dump_file/g.

2004-02-24  Aldy Hernandez  <aldyh@redhat.com>

        * config/rs6000/spe.md (spe_fix_truncsfsi2): Delete.
        (spe_fixuns_truncsfsi2): Delete.

        * config/rs6000/rs6000.md (fix_truncsfsi2): Delete.
        (fixuns_truncsfsi2): Delete.

2004-02-24  Josef Zlomek  <zlomekj@suse.cz>

        PR/14240
        * rtlanal.c (replace_label): Fix replacing labels in constant pool.

2004-02-24  Geoffrey Keating  <geoffk@apple.com>

        * config/darwin.h (TARGET_HAS_F_SETLKW): Define.

2004-02-24  Jason Merrill  <jason@redhat.com>

        * tree.c (check_qualified_type): New fn.
        (get_qualified_type): Use it.  If type already has the desired
        quals, just return it.
        * tree.h: Declare it.

2003-02-24  Sanjiv Kumar Gupta  <sanjivg@noida.hcltech.com>

        * target-def.h (TARGET_SCHED_INIT_GLOBAL,
        TARGET_SCHED_FINISH_GLOBAL): New macros.

        * target.h (md_init_global, md_finish_global): Function
        declarations corresponding to new target macros.

        * haifa-sched.c (sched_init, sched_finish): Allow target to
        call the new schedular hooks.

        * flow.c (recompute_reg_usage): Add PROP_DEATH_NOTES flag in
        call to update_life_info.

        * config/sh/sh.h (OVERRIDE_OPTIONS): Re-enable
        flag_schedule_insns for SH4.

        * config/sh/sh.c (sh_md_init_global, sh_md_finish_global,
        find_set_regmode_weight, find_insn_regmode_weight,
        find_regmode_weight), sh_md_init, sh_dfa_new_cycle,
        sh_variable_issue, high_pressure, ready_reorder,
        rank_for_reorder, swap_reorder, sh_reorder, sh_reorder2): New
        functions used to throttle the insn movement in first
        scheduling pass for SH.

        * gcc/doc/tm.texi: Document TARGET_SCHED_INIT_GLOBAL and
        TARGET_SCHED_FINISH_GLOBAL.

2004-02-24  Alexandre Oliva  <aoliva@redhat.com>

        Implement FR-V FDPIC ABI support for frv-uclinux and frv-linux.
        2004-02-05  Alexandre Oliva  <aoliva@redhat.com>
        * config/frv/frv.c (frv_emit_movsi): Use GOT relocations for
        symbols in sections named by the user.
        2004-01-30  Alexandre Oliva  <aoliva@redhat.com>
        * config/frv/linux.h (TARGET_OS_CPP_BUILTINS): New.
        2004-01-27  Alexandre Oliva  <aoliva@redhat.com>
        * config.gcc (frv-*-*linux*): Handle like *-*-linux*.
        * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Remove, obviated by
        the above.
        2004-01-20  Alexandre Oliva  <aoliva@redhat.com>
        * config/frv/frv.md (symGOT2reg_hilo, symGOTOFF2reg_hilo): Add
        one more pseudo to further improve code generation.
        2004-01-19  Alexandre Oliva  <aoliva@redhat.com>
        * config/frv/frv.md (movdi_ldd): Introduce explicit indirection
        inside UNSPEC.
        2004-01-16  Alexandre Oliva  <aoliva@redhat.com>
        * config/frv/frv.c (frv_legitimate_address_p): Added
        allow_double_reg_p argument.  Adjust all callers.  Use it to
        decide whether to enable double-register indirect addressing.
        (frv_funcdesc_alias_set): Remove.
        (frv_expand_fdpic_call): Force non-SYMBOL_REF operand into
        register.  Emit movdi_ldd.
        (ldd_address_operand): New.
        * config/frv/frv-protos.h (frv_legitimate_address_p): Adjust.
        * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Likewise.
        (PREDICATE_CODES): Add ldd_address_operand.
        * config/frv/frv.md (movdi_ldd): New.
        (symGOT2reg_hilo, symGOTOFF2reg_hilo): Use separate pseudo for
        intermediate computations if possible.
        (symGOTOFF2reg_i): Fix harmless typo.
        2003-12-18  Alexandre Oliva  <aoliva@redhat.com>
        * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Cast
        relocated p_vaddr to vaddr type.
        * config/frv/frv-protos.h (frv_expand_fdpic_call): Return void.
        * config/frv/frv.c (frv_get_funcdesc_alias_set): New.
        (frv_expand_fdpic_call): Propagate incoming MEM's expr to funcdesc
        MEM, or use a funcdesc alias set.  Use regular move instead of
        ldd.
        (dbl_memory_one_insn_operand): Recognize function descriptors by
        type or by alias set, and don't split them.
        * config/frv/frv.md (call, call_value): Never use call_internal
        for fdpic.
        (call_internal, call_value_internal): Never match for FDPIC.
        (call_fdpicdi, call_fdpicsi, call_value_fdpicdi,
        call_value_fdpicsi): Require FDPIC.
        (ldd): Removed.
        2003-12-17  Alexandre Oliva  <aoliva@redhat.com>
        * config/frv/frv.h (CRT_GET_RFIB_DATA): Define for __FRV_FDPIC__.
        * unwind-dw2-fde-glibc.c: Don't include elf-fdpic.h any more.
        (_Unwind_IteratePhdrCallback): Adjust type of load_base for FRV
        FDPIC.  Compute data base address.
        * config/frv/linux.h (SUBTARGET_DRIVER_SELF_SPECS): Enable -mfdpic
        before the other self-specs are processed.
        * config/frv/t-linux (CRTSTUFF_T_CFLAGS, TARGET_LIBGCC2_CFLAGS):
        Build with -fPIC.
        2003-12-15  Alexandre Oliva  <aoliva@redhat.com>
        * unwind-dw2-fde-glibc.c: Don't include bits/elf-fdpic.h if
        inhibit_libc is defined.
        2003-12-12  Alexandre Oliva  <aoliva@redhat.com>
        * unwind-dw2-fde-glibc.c: Include bits/elf-fdpic.h for
        __FRV_FDPIC__.
        (__RELOC_POINTER): Define.
        (_Unwind_IteratePhdrCallback): Use it.
        * config/frv/frv.h (Twrite): Define.
        (TRANSFER_FROM_TRAMPOLINE): Use it.
        * config/frv/linux.h (INVOKE__main): Undefine.
        (Twrite): Override.
        2003-12-05  Richard Sandiford  <rsandifo@redhat.com>
        * doc/invoke.texi (-mlong-calls, -mlinked-fp): Document FRV options.
        (-mlibrary-pic): Emphasize that this option generates EABI code.
        (-mcpu): Add fr550.
        (-mpack): Remove.
        2003-11-30  Alexandre Oliva  <aoliva@redhat.com>
        * config/frv/frv.c (int_2word_operand): Reject LABELs, SYMBOL_REFs
        and CONSTs in FDPIC mode.
        * gcc/config.gcc (with_cpu): Default to fr400 on frv-*-*linux*.
        2003-11-29  Richard Sandiford  <rsandifo@redhat.com>
        * config/frv/frv.c (move_source_operand): Don't accept symbolic
        constants.
        * config/frv/frv.md (*movhi_internal, *movsi_internal): Use an 'n'
        rather than 'i' constraint for the 2-instruction alternative.
        (*movsi_2word): New, incorporating existing int_2word_operand splitter.
        2003-11-29  Richard Sandiford  <rsandifo@redhat.com>
        * config/frv/frv.h (EXTRA_CONSTRAINT_FOR_Q): Renamed from
        EXTRA_CONSTRAINT_FOR_Y.
        (EXTRA_CONSTRAINT): Remove handling of 'Y'.
        * config/frv/frv.md (*movsi_internal): Remove 'Q' constraint.
        (addsi3): Change 'Y' constraint to 'Q'.
        2003-11-27  Richard Sandiford  <rsandifo@redhat.com>
        * reload.c (CONST_POOL_OK_P): New macro.
        (find_reloads): Use it to decide whether a constant can be forced
        into memory.
        * config/frv/frv.h (LEGITIMATE_PIC_OPERAND_P): Return true if the
        constant satisfies got12_operand.
        (frv_cannot_force_const_mem): Always return true for TARGET_FDPIC.
        (frv_legitimate_address_p): Check for valid unspec offsets using
        got12_operand rather than frv_legitimate_fdpic_operand_p.
        (frv_legitimate_fdpic_operand_p): Delete.
        (frv_emit_movsi): Abort if we try to use the FDPIC register during
        or after reload.
        (frv_legitimate_constant_p): Return LEGITIMATE_PIC_OPERAND_P if
        TARGET_FDPIC.
        * config/frv/frv.md (*movdf_double): Add alternatives for CONST_DOUBLE.
        2003-11-19  Richard Sandiford  <rsandifo@redhat.com>
        * config/frv/frv-protos.h (fdpic_operand, fdpic_got12_operand)
        (frv_fdpic_fptr_operand): Don't declare here.
        * config/frv/frv.h (EXTRA_CONSTRAINT_FOR_Y): Call got12_operand
        rather than fdpic_got12_operand.
        (PREDICATE_CODES): Remove symbolic_operand entry.  Add entries for
        got12_operand and const_unspec_operand.
        * config/frv/frv.c (got12_operand): Renamed from fdpic_got12_operand.
        (gpr_or_int12_operand, dbl_memory_one_insn_operand): Update calls.
        (symbolic_operand): Remove.
        (const_unspec_operand): New predicate.
        * config/frv/frv.md (*movsi_got): Use got12_operand.
        (*movsi_high_got, *movsi_lo_sum_got): Use const_unspec_operand.
        2003-11-18  Richard Sandiford  <rsandifo@redhat.com>
        * config/frv/frv-protos.h (frv_output_addr_const_extra): Remove.
        * config/frv/frv.h (OUTPUT_ADDR_CONST_EXTRA): Remove definition.
        * config/frv/frv.c (frv_unspec): New structure.
        (frv_small_data_reloc_p, frv_const_unspec_p): New functions.
        (frv_print_operand_memory_reference): Use frv_const_unspec_p to
        validate CONST indices.  Use frv_output_const_unspec to print them.
        (frv_print_operand): Update call to unspec_got_name.  Use
        frv_output_const_unspec to print constant unspecs.
        (frv_legitimate_fdpic_operand_p): Return true if frv_const_unspec_p.
        Reject UNSPECs otherwise.
        (unspec_got_name): Take the relocation number as argument, not an
        rtx containing it.
        (frv_output_addr_const_extra): Remove, replacing with...
        (frv_output_const_unspec): ...this new function.
        (frv_find_base_term): Use frv_const_unspec_p & frv_small_data_reloc_p.
        (gpr_or_int12_operand): Use fdpic_got12_operand.
        (dbl_memory_one_insn_operand): Likewise.
        (fdpic_got12_operand): Use frv_const_unspec_p.
        (frv_emit_movsi): Use frv_const_unspec_p to check for CONSTs that
        are already legitimate.  Use frv_small_data_reloc_p when deciding
        whether to use HIGH/LO_SUM for R_FRV_GOTOFF12 and R_FRV_GPREL12.
        2003-11-18  Alexandre Oliva  <aoliva@redhat.com>
        * config/frv/t-linux (SHLIB_MAPFILES): Override so as to export...
        * config/frv/libgcc-frv.ver: ... frv-specific symbols.  New file.
        * config/frv/frv-abi.h (CREATE_DOUBLE_SHIFT): Use branch to local
        label, for real this time.
        * config/frv/frv.c (frv_local_funcdesc_p): Update to new
        representation of visibility.
        (fdpic_got12_operand, symbolic_operand): Mark unused arguments as
        such.
        2003-11-17  Richard Sandiford  <rsandifo@redhat.com>
        * config/frv/frv.h (MASK_LINKED_FP, TARGET_LINKED_FP): New macros.
        (TARGET_SWITCHES): Add -mlinked-fp and -mno-linked-fp.
        * config/frv/frv.c (frv_override_options): Set MASK_LINKED_FP unless
        it was explicitly disabled.
        (frv_stack_info): There is no need to save the link register in every
        frame unless TARGET_LINKED_FP is true.
        (frv_frame_pointer_required): If !TARGET_LINKED_FP, only require a
        frame pointer if the stack pointer might change value.
        (frv_return_addr_rtx): Check and process "count" argument.
        2003-11-14  Richard Sandiford  <rsandifo@redhat.com>
        * config/frv/frv-protos.h (frv_legitimize_address): Remove.
        (frv_find_base_term): Declare.
        * config/frv/frv.h (LEGITIMIZE_ADDRESS): Do nothing.
        (FIND_BASE_TERM): Define.
        (PREDICATE_CODES): Remove pic_register_operand, pic_symbolic_operand,
        small_data_register_operand, small_data_symbolic_operand.  Add
        symbolic_operand.
        * config/frv/frv.c (const_small_data_p, plus_small_data_p): Delete.
        (frv_print_operand_memory_reference, output_move_single): Remove
        special handling for unlegitimized sdata addresses.
        (frv_legitimate_address_p): Don't allow sums of SDA_BASE_REG
        and symbolic addresses.
        (frv_legitimize_address, frv_legitimize_fdpic_address): Delete.
        (frv_find_base_term): New function.
        (int_2word_operand): Check specifically for symbolic address constants.
        (pic_register_operand, pic_symbolic_operand): Delete.
        (small_data_register_operand, small_data_symbolic_operand): Delete.
        (dbl_memory_one_insn_operand): Don't call plus_small_data_p.
        Allow UNSPEC_GOT constants if !TARGET_FDPIC.
        (move_source_operand): Only accept CONSTs if they're a two-insn
        symbolic constant.
        (fdpic_got12_operand): Don't require TARGET_FDPIC.
        (frv_emit_movsi): Legitimize sdata and -mlibrary-pic addresses
        using gen_symGOTOFF2reg*.
        (frv_ifcvt_rewrite_mem): Remove (plus gr16 ...) special cases.
        (frv_rtx_costs): Give all MEM addresses a cost of 0.  Give MEMs
        themselves a cost of 3 insns.
        * config/mips/mips.md (*movsi_got): Allow for !TARGET_FDPIC too.
        Change predicate to symbolic_operand.
        (*movsi_high_got, *movsi_lo_sum_got): Likewise.
        (*movsi_lda_sdata): Delete.
        (*movsi_pic, movsi_high_pic, movsi_lo_sum_pic): Delete.
        2003-11-05  Alexandre Oliva  <aoliva@redhat.com>
        * config.gcc: Add t-slibgcc-elf-ver and support --with-cpu for
        frv-*-*linux*.
        * config/frv/frv-abi.h (CREATE_DOUBLE_SHIFT): Use branch to local
        label.
        * config/frv/frv.h (DRIVER_SELF_SPECS): Add blank before
        -multilib-library-pic.
        (LINK_SPEC): Add -z text for -mfdpic.
        * config/frv/frvbegin.c (__ROFIXUP_LIST__): Don't define on FDPIC.
        * config/frv/frvend.c (__ROFIXUP_END__): Likewise.
        * config/frv/linux.h (STARTFILE_SPEC, ENDFILE_SPEC, LINK_SPEC):
        Override.
        (OPTION_DEFAULT_SPECS, HAS_INIT_SECTION, INIT_SECTION_ASM_OP,
        FINI_SECTION_ASM_OP, CRT_CALL_STATIC_FUNCTION): Define.
        * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Use
        crtstuff-generated files.
        2003-10-31  Alexandre Oliva  <aoliva@redhat.com>
        * config.gcc: Add frv-*-*linux*.
        * config/frv/linux.h, config/frv/t-linux: New.
        2003-10-06  Alexandre Oliva  <aoliva@redhat.com>
        * config/frv/frv.h (LINK_SPEC): Pass -melf32frvfd to the linker
        when -mfdpic even if a linker script is explicitly listed.
        2003-10-02  Alexandre Oliva  <aoliva@redhat.com>
        * config/frv/frv.c (frv_override_options): Clear asm_out
        unaligned_op for SImode on FDPIC.
        (frv_emit_movsi): Use compute_reloc_for_constant to compute the
        argument passed to decl_readonly_section.
        (frv_assemble_integer): Revert 2003-09-30's change, but make the
        whole block run with FDPIC even with -fno-PIC.
        2003-10-02  Alexandre Oliva  <aoliva@redhat.com>
        * config/frv/frv.c (frv_cannot_force_const_mem): Don't force
        symbol or label plus offset to memory.
        (frv_emit_movsi): Emit GPREL only if -mgprel-ro.  Emit 32-bit
        GOTOFF and GPREL for LABEL_REF.
        * config/frv/frv.h (DRIVER_SELF_SPECS): Add -mgprel-ro with
        -mfdpic unless -mno-gprel-ro, -fpic or -fpie.
        (MASK_GPREL_RO, TARGET_GPREL_RO): New.
        (TARGET_SWITCHES): Added gprel-ro and no-gprel-ro.
        * doc/invoke.texi: Document them.
        2003-09-30  Alexandre Oliva  <aoliva@redhat.com>
        * config/frv/frv-protos.h (frv_gen_GPsym2reg): Declare.
        (frv_splittable_got_operand): Removed.
        * config/frv/frv.c (frv_cannot_force_const_mem): Reject HIGH and
        LO_SUM.  Add comments.
        (frv_override_options): Moved enabling of FDPIC to
        DRIVER_SELF_SPECS.  Don't enable MASK_DWORD.
        (frv_local_funcdesc_p): Remove unnecessary heck for flag_pie.
        (frv_legitimize_fdpic_address): Don't duplicate logic in
        frv_emit_movsi.
        (frv_gen_GPsym2reg): New.
        (unspec_got_name): Added gprel.
        (frv_expand_fdpic_call): Add support for inlining PLTs.
        (fdpic_fptr_operand): Renamed from frv_fdpic_fptr_operand.
        (gpr_or_int12_operand): Added GPREL12.
        (pic_symbolic_operand): Match even if !flag_pic for FDPIC.
        (small_data_symbolic_operand): Fail if FDPIC.
        (fdpic_splittable_got_operand): Removed.
        (fdpic_got12_operand): Added GPREL12.
        (frv_emit_movsi): Reorganize to avoid duplication.  Emit GPREL
        when appropriate.  Fix sdata GOTOFF.
        (frv_legitimate_constant_p): Require legitimate PIC operand for
        FDPIC with pic, but only a legitimate fdpic operand for non-pic.
        (frv_assemble_integer): Move FDPIC funcdesc handling out of
        flag_pic case.
        (frv_asm_out_constructor, frv_asm_out_destructor): Abort if
        frv_assemble_integer fails.
        * config/frv/frv.h (DRIVER_SELF_SPECS): New.
        (SUBTARGET_DRIVER_SELF_SPECS): New.
        (ASM_SPEC): Don't pass -mno-fdpic.
        (LINK_SPEC): Pass -melf32frvfd for FDPIC.
        (MASK_INLINE_PLT, TARGET_INLINE_PLT): New.
        (TARGET_SWITCHES): Add -minline-plt, -mno-inline-plt and
        -multilib-library-pic.
        (PREDICATE_CODES): Added fdpic_operand, fdpic_fptr_operand,
        condexec_si_media_operator, condexec_sf_add_operator and
        condexec_sf_conv_operator.  Removed condexec_sf_binary_operator
        and condexec_sf_unary_operator.
        * config/frv/frv.md (R_FRV_GPREL12, R_FRV_GPRELHI, R_FRV_GPRELLO):
        New.
        (movsi_got, movsi_high_got, movsi_lo_sum_got): Move before
        movsi_internal.  Give them internal names.  movsi_got has type
        int.
        (fdpic got splitters): Remove.
        (symGPREL2reg, symGPREL2reg_hilo): New.
        * config/frv/t-frv (MULTILIB_MATCHES): Don't map -fpic and -fPIC
        to -mlibrary-pic.  Map -multilib-library-pic to it.
        * doc/invoke.texi: -mfdpic, -minline-plt, -multilib-library-pic:
        Document.
        2003-09-28  Alexandre Oliva  <aoliva@redhat.com>
        * config/frv/frv.c (frv_function_symbol_referenced_p): Declare.
        (TARGET_CANNOT_FORCE_CONST_MEM): Define to...
        (frv_cannot_force_const_mem): New function.
        (const_small_data_p, plus_small_data_p): Update comments on sdata
        on FDPIC.
        (frv_override_options): Set flag_pie for FDPIC too.
        (frv_conditional_register_usage): Mark gr16 and gr17 as non-fixed,
        call-saved registers on FDPIC.
        (frv_stack_info): Don't preserve the PIC register on FDPIC, and
        don't force LR to be preserved.
        (frv_expand_prologue): Likewise.
        (frv_asm_output_mi_thunk): Use 12-bit funcdesc gotoff for -fpic.
        (frv_frame_pointer_required): Don't force it just because the
        FDPIC register is used.
        (frv_legitimate_address_p) <CONST>: Accept a legitimate FDPIC
        operand only if !condexec_p.
        (frv_legitimize_address): Return the FDPIC-legitimized address.
        Don't match small data here on FDPIC.
        (frv_legitimate_fdpic_operand_p): Don't accept unadorned function
        symbols.  Use TRUE/FALSE instead of 1/0.
        (frv_local_funcdesc_p): New.
        (frv_legitimize_fdpic_address): Rewrite to use GOTOFF and 12-bit
        immediates when possible.
        (pic_symbolic_operand): Accept SYMBOL_REFs and CONSTs in FDPIC.
        (dbl_memory_one_insn_operand): Accept addresses that add a REG and
        an UNSPEC_GOT.
        (frv_emit_movsi): Handle FDPIC before small data.  Use GOTOFF and
        12-bit immediates when possible.
        (frv_legitimate_constant_p): In FDPIC, reject SImode operands that
        are not legitimate pic operands.
        (frv_in_small_data_p): Re-enable for FDPIC.
        * config/frv/frv.h (SDA_BASE_REG): Remove comment about FDPIC.
        (FRV_GLOBAL_P): Removed.
        * config/frv/frv.md: Add modes to CONSTs.
        (movsi_got): New.
        (movsi_lo_sum_got): Use separate matches instead of match_dup.
        (movsi_high_pic, movsi_lo_sum_pic): Match on non-FDPIC only.
        (fdpic splittable operations): Match on flag_pic != 1.
        2003-09-22  Alexandre Oliva  <aoliva@redhat.com>
        * config/frv/frv.c (frv_asm_out_constructor,
        frv_asm_out_destructor): Pass to frv_assemble_integer the size in
        bytes, not bits.
        2003-09-19  Alexandre Oliva  <aoliva@redhat.com>
        * config/frv/frv.c (frv_assemble_integer): Reject complex
        expressions referencing function SYMBOL_REFs.
        * config/frv/frv.c (frv_function_symbol_referenced_p): New.
        (move_source_operand): Reject CONSTs that reference function
        SYMBOL_REFs on FDPIC.
        (frv_emit_movsi): If we get such a CONST, break it up.
        * config/frv/frv.h (CPP_SPEC): Define __FRV_FDPIC__ for -mfdpic.
        (TRANSFER_FROM_TRAMPOLINE): Use different definitions for FDPIC.
        * config/frv/frv.c (frv_print_operand) <I>: Recognize PLUS without
        MEM.
        (frv_assemble_integer): Don't use funcdesc for LABEL_REFs.
        (frv_trampoline_size): Increase for FDPIC.
        * config/frv/frv.h (TRAMPOLINE_ALIGNMENT): Bump to 64 for FDPIC.
        (TRANSFER_FROM_TRAMPOLINE): Handle FDPIC trampolines.
        * config/frv/frv.c (frv_legitimize_fdpic_address, frv_emit_movsi):
        Disable use of GOTOFF for now.
        (const_small_data_p, plus_small_data_p, frv_in_small_data_p):
        Disable use of small data in FDPIC for now.
        (frv_asm_output_mi_thunk): Implement for FDPIC.
        * config/frv/frv.h (SDA_BASE_REG): Set to -1 with FDPIC.
        * config/frv/frv.c (frv_asm_out_constructor): Use
        frv_assemble_integer for FDPIC pointers.
        (frv_asm_out_destructor): Likewise.
        * config/frv/frv.md (ldd): Fix order of operands.  Use
        address_operand for input.
        2003-09-18  DJ Delorie  <dj@redhat.com>
        * config/frv/frv.c (frv_legitimate_fdpic_operand_p): Remove UNSPEC_PIC.
        (unspec_got_name): Correct typo.
        (frv_emit_movsi): Pre-expand splittable GOTs.
        (frv_expand_fdpic_call): Rename gen_lddi to gen_ldd.
        * config/frv/frv.md (lddi): Fix syntax error, rename to ldd.
        (symGOT2reg_hilo, symGOTOFF2reg_hilo): New.
        * config/frv/t-frv: Add -mfdpic multilibs.
        * config/frv/frv.h (ASM_SPEC): Pass -mfdpic/-mno-fdpic.
        (TARGET_SWITCHES): Add -mno-fdpic, fix documentation.
        * config/frv/frv.c (frv_override_options): -mfdpic assumes
        flag_pic, default to 32-bit pics, require DWORD ops.
        (frv_override_options): Add W and Z constraints.
        (frv_expand_prologue): No pic prologue for -mfdpic.
        (frv_asm_output_mi_thunk): Support -mfdpic (soon).
        (frv_print_operand_memory_reference): Handle GOT constants.
        (frv_legitimate_address_p): Allow GOT constants.
        (frv_legitimize_address): Handle GOT addresses too.
        (frv_legitimate_fdpic_operand_p): New.
        (frv_legitimize_fdpic_address): New.
        (unspec_got_name): New.
        (frv_output_addr_const_extra): New.
        (frv_expand_fdpic_call): New.
        (frv_fdpic_fptr_operand): New.
        (gpr_or_int12_operand): Handle GOT operands.
        (int_2word_operand): Handle GOT operands.
        (fdpic_operand): New.
        (fdpic_splittable_got_operand): New.
        (fdpic_got12_operand): New.
        (frv_emit_movsi): Handle GOT operands.
        (frv_assemble_integer): -mfdpic doesn't use rofixups.
        (frv_print_operand): Support 'g' code for GOT operands.
        * config/frv/frv-protos.h: Add prototypes as needed.
        * config/frv/frv.md (R_FRV_GOT12, R_FRV_GOTHI, R_FRV_GOTLO,
        R_FRV_FUNCDESC, R_FRV_FUNCDESC_GOT12, R_FRV_FUNCDESC_GOTHI,
        R_FRV_FUNCDESC_GOTLO, R_FRV_FUNCDESC_VALUE,
        R_FRV_FUNCDESC_GOTOFF12, R_FRV_FUNCDESC_GOTOFFHI,
        R_FRV_FUNCDESC_GOTOFFLO, R_FRV_GOTOFF12, R_FRV_GOTOFFHI,
        R_FRV_GOTOFFLO): New.
        (movsi_high_got, movsi_lo_sum_got): New.
        (*movsi_pic): Don't use this splitter for -mfdpic.
        (addsi3): Allow GOT references also.
        (call, call_value): Handle -mfdpic separately.
        (call_fdpicdi, call_fdpicsi, lddi, call_value_fdpicdi,
        call_value_fdpicsi): New.
        (symGOT2reg, symGOT2reg_i, got splitters, symGOTOFF2reg,
        symGOTOFF2reg_i): New.
        * config/frv/frv.h (MASK_FDPIC): New.
        (TARGET_FDPIC): New.
        (TARGET_SWITCHES): Add -mfdpic.
        (FDPIC_FPTR_REGNO): New.
        (FDPIC_REGNO): New.
        (OUR_FDPIC_REG): New.
        (enum reg_class): Add FDPIC_REGS, FDPIC_FPTR_REGS, and
        FDPIC_CALL_REGS.
        (REG_CLASS_NAMES): Likewise.
        (REG_CLASS_CONTENTS): Likewise.
        (EXTRA_CONSTRAINT_FOR_Y): New, for 12-bit GOTs.
        (EXTRA_CONSTRAINT): Add it here.
        (FRV_GLOBAL_P): New.
        (OUTPUT_ADDR_CONST_EXTRA): New.

2004-02-24  Kazu Hirata  <kazu@cs.umass.edu>

        * config/sparc/sparc.h: Remove commented-out definitions of
        TARGET_EDOM and GEN_ERRNO_RTX.

2004-02-24  Kazu Hirata  <kazu@cs.umass.edu>

        * df.c, df.h, ra-build.c, ra-rewrite.c, ra.c, web.c: Replace
        df_analyse with df_analyze.

2004-02-24  Alan Modra  <amodra@bigpond.net.au>

        * gcse.c (delete_null_pointer_checks_1): Set stop_insn to end, not
        beginning of block.

2004-02-23  James E Wilson  <wilson@specifixinc.com>

        * calls.c (precompute_arguments): Update comment.

2004-02-23  Kazu Hirata  <kazu@cs.umass.edu>

        * et-forest.c: Replace et_occurences with et_occurrences.

2004-02-23  Kazu Hirata  <kazu@cs.umass.edu>

        * cfgloop.h, loop-iv.c, loop-unswitch.c: Replace iv_analyse
        with iv_analyze.

2004-02-23  Kelley Cook  <kcook@gcc.gnu.org>

        * config/i386/i386.c: Rename pni to sse3.
        * config/i386/i386.h: Likewise.
        * config/i386/i386.md: Likewise.
        * config/i386/pmmintrin.h: Likewise.
        * doc/extend.texi: Likewise.
        * doc/invoke.texi: Likewise.

2004-02-23  Zack Weinberg  <zack@codesourcery.com>
            Kazu Hirata  <kazu@cs.umass.edu>

        Remove -fwritable-strings.
        * c-common.c (fix_string_type): Don't check
        flag_writable_strings.
        (fix_string_type): Likewise.
        * c-opts.c (set_std_c89): Don't initialize
        flag_writable_strings.
        (set_std_c99): Likewise.
        * common.opt (fwritable-strings): Remove.
        * flags.h: Remove the external declaration of
        flag_writable_strings.
        * opts.c (common_handle_option) <OPT_fwritable_strings>:
        Remove.
        * toplev.c (flag_writable_strings): Remove.
        (f_options): Remove an entry for writable-strings.
        * varasm.c (const_hash_1) <STRING_CST>: Don't check
        flag_writable_strings.
        (compare_constant) <STRING_CST>: Likewise.
        (build_constant_desc): Likewise.
        * config/darwin.c (machopic_select_section): Likewise.
        * config/arm/arm.c (AOF_ASSEMBLER): Likewise.
        * config/arm/pe.c (arm_pe_encode_section_info): Likewise.
        * config/iq2000/iq2000.c (iq2000_select_section): Likewise.
        * config/mips/mips.c (mips_select_section): Likewise.
        (mips_encode_section_info): Likewise.
        * config/pa/pa.c (pa_select_section): Likewise.
        * config/pa/pa.h (TEXT_SPACE_P): Likewise.
        * config/v850/v850.c (v850_select_section): Likewise.
        * doc/invoke.texi (-fwritable-strings): Remove.
        (-fno-const-strings): Don't mention -fwritable-strings.
        * doc/trouble.texi: Don't mention -fwritable-strings.

2003-02-23  Nathanael Nerode  <neroden@gcc.gnu.org>

        * doc/install.texi: Update for switch of boehm-gc to autoconf 2.57.

2004-02-23  Dale Johannesen  <dalej@apple.com>

        * config/rs6000.md (movsf_hardfloat): Add POWER form of nop.
        (movdf_hardfloat64):  Ditto.
        (movdf_softfloat64):  Ditto.

2004-02-23  Fariborz Jahanian <fjahanian@apple.com>
        * config/rs6000/rs6000.c (function_arg): call to
        rs6000_mixed_function_arg for DFmode moved to allow
        normal DFmode incoming register assignment.

2004-02-23  Dale Johannesen  <dalej@apple.com>

        * config/rs6000.md (movsf_hardfloat): Accept CTR-to-CTR copy.
        (movdf_hardfloat64):  Ditto.

2004-02-23  Kazu Hirata  <kazu@cs.umass.edu>

        * convert.c, gcov-io.c, libgcov.c, sched-int.h, sibcall.c,
        config/rs6000/linux.h, config/rs6000/rs6000-c.c: Update
        copyright.

2004-02-23  Andrew Pinski  <pinskia@physics.uc.edu>

        PR c/14156
        * c-typeck.c (c_expand_return): Change check for VAR_DECL
        to use DECL_P instead.

        * config/rs6000/linux.h (OS_MISSING_POWERPC64): Define.
        * config/rs6000/linux64.h (OS_MISSING_POWERPC64): Define.

2004-02-23  Kazu Hirata  <kazu@cs.umass.edu>

        * Makefile.in (opts.o): Depend on target.h.
        * opts.c (decode_options): Use targetm.default_short_enums
        instead of DEFAULT_SHORT_ENUMS.
        * system.h (DEFAULT_SHORT_ENUMS): Poison.
        * target-def.h (TARGET_DEFAULT_SHORT_ENUMS): New.
        (TARGET_INITIALIZER): Add TARGET_DEFAULT_SHORT_ENUMS.
        * target.h (gcc_target): Add default_short_enums.
        * config/cris/cris.h: Remove a comment about
        DEFAULT_SHORT_ENUMS.
        * config/ip2k/ip2k.h: Likewise.
        * doc/tm.texi (DEFAULT_SHORT_ENUMS): Change to
        TARGET_DEFAULT_SHORT_ENUMS.  Update the description.

2004-02-23  Eric Botcazou  <ebotcazou@libertysurf.fr>
            Falk Hueffner  <falk@debian.org>

        PR c/14188
        * builtins.c (expand_builtin_va_arg): Emit an informative message
        if a trap is generated.
        * c-typeck.c (build_function_call): Likewise.

2004-02-22  Jakub Jelinek  <jakub@redhat.com>

        * gcov-io.c (gcov_open) [GCOV_LOCKED]: Use open + fdopen instead of
        fopen.
        * libgcov.c: Include sys/stat.h.
        * config/rs6000/linux.h (TARGET_HAS_F_SETLKW): Define.
        * config/rs6000/linux64.h (TARGET_HAS_F_SETLKW): Define.
        * config/sparc/linux.h (TARGET_HAS_F_SETLKW): Define.
        * config/sparc/linux64.h (TARGET_HAS_F_SETLKW): Define.

2004-02-22  Kazu Hirata  <kazu@cs.umass.edu>

        * reorg.c: Remove comments about dead ports.

2004-02-22  Christopher Faylor  <cgf@redhat.com>

        * config.gcc (i[34567]86-*-pe|i[34567]86-*-cygwin*): *Really* specify
        extra host object file when targetting cygwin rather than generic
        object files.

2004-02-22  Josef Zlomek  <zlomekj@suse.cz>

        Merge from tree-ssa:
        2003-11-20  Richard Henderson  <rth@redhat.com>

                * tree-inline.c (insert_decl_map): New.
                (remap_decl, remap_type, remap_block, copy_body_r,
                initialize_inlined_parameters, declare_return_variable,
                remap_save_expr): Use it.

        * function.c (copy_body_r): Add mapping from id->ret_label to
        id->ret_label.  Revert test for ret_label.

2004-02-22  Jakub Jelinek  <jakub@redhat.com>

        * genoutput.c (process_template): Strip trailing whitespace in @
        templates and issue a warning if there was any.

2004-02-21  Christopher Faylor  <cgf@redhat.com>

        * config.gcc (i[34567]86-*-pe|i[34567]86-*-cygwin*): Specify extra host
        object file when targetting cygwin.
        * config/i386/t-cygwin (EXTRA_GCC_OBJS): Remove definition since it is
        overridden by top-level Makefile.

2004-02-21  Roger Sayle  <roger@eyesopen.com>

        * config/i386/i386.c (standard_80387_constant_p): Also prefer
        the x87's load constant instructions when optimizing for size.

2004-02-21  Kazu Hirata  <kazu@cs.umass.edu>

        * combine.c (SHIFT_COUNT_TRUNCATED): Remove.
        * defaults.h (SHIFT_COUNT_TRUNCATED): Provide the default.
        * expmed.c: Assume SHIFT_COUNT_TRUNCATED is always defined.
        * fold-const.c: Likewise.
        * simplify-rtx.c: Likewise.

2004-02-21  Alan Modra  <amodra@bigpond.net.au>

        * combine.c (can_combine_p): Don't ignore SETs marked with
        REG_EH_REGION notes.
        (try_combine): When attemting to fix unrecognized insns, don't
        split a PARALLEL that contains the original i2.

2004-02-21  Ziemowit Laski  <zlaski@apple.com>

        * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Refer to
        SUBTARGET_OPTION_TRANSLATE_TABLE for architecture-specific options.
        * config/i386/darwin.h (SUBTARGET_OPTION_TRANSLATE_TABLE): Define it.
        * config/rs6000/altivec.h: #error out if '-maltivec' not specified.
        (vector, pixel, bool): #define to __vector, __pixel and __bool.
        (__un_args_eq, __bin_args_eq, __tern_args_eq): Move to C-specific
        portion of header.
        (__altivec_link_error_invalid_argument): Remove prototype; will use
        __builtin_altivec_compiletime_error("vec_*") instead.
        (vec_*): Fix/complete set of available operation overloads given the
        existence of distinct 'vector bool ...' and 'vector pixel' types; tighten
        cv-correctness of pointer arguments; in C, always check for correct
        argument types before macro expansion.
        * config/rs6000/darwin.h (SUBTARGET_OPTION_TRANSLATE_TABLE): New macro
        defining Darwin/PowerPC-specific '-f[no-]altivec' and
        '-W[no-]altivec-long-deprecated' switches.
        * config/rs6000/rs6000-c (rs6000_cpu_cpp_builtins): Pre-define
        '__vector', '__pixel' and '__bool' macros using
        '__attribute__((altivec(...)))' types.
        * config/rs6000/rs6000.c (bool_char_type_node, bool_short_type_node,
        bool_int_type_node, pixel_type_node, bool_V16QI_type_node,
        bool_V8HI_type_node, bool_V4SI_type_node, pixel_V8HI_type_node):
        New type nodes.
        (rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch): New, for
        handling '-W[no-]altivec-long-deprecated'.
        (rs6000_override_options): Handle '-W[no-]altivec-long-deprecated'.
        (rs6000_expand_binop_builtin, rs6000_expand_ternop_builtin,
        altivec_expand_dst_builtin): Remove casts from integer literals.
        (altivec_expand_builtin): Likewise; handle expansion of new
        '__builtin_altivec_compiletime_error' function.
        (rs6000_init_builtins): Initialize 'vector bool ...' and 'vector pixel'
        types, and make them distinct from other vector types; register
        '__builtin_altivec_compiletime_error' function.
        (print_operand): For 'P', print a full target register name instead of
        merely its number.
        (rs6000_attribute_table): Add "altivec" attribute.
        (rs6000_handle_altivec_attribute): New function.
        * config/rs6000/rs6000.h (TARGET_OPTIONS): Describe
        '-m[no-]-warn-altivec-long' (which '-W[no-]altivec-long-deprecated'
        maps to).
        (rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch): Forward
        declare.
        (ALTIVEC_BUILTIN_COMPILETIME_ERROR): New built-in enumeration.

2004-02-20  James E Wilson  <wilson@specifixinc.com>

        * config/ia64/ia64.md (shift_mix4left+1): Delete reload_completed
        check.
        (shift_mix4left+2): Delete redundant pattern.

2004-02-20  Kazu Hirata  <kazu@cs.umass.edu>

        * alias.c (OUTGOING_REGNO): Don't define the default.
        * builtins.c (OUTGOING_REGNO): Likewise.
        (INCOMING_REGNO): Likewise.
        (apply_args_register_offset): Always use OUTGOING_REGNO.
        * combine.c (OUTGOING_REGNO): Likewise.
        * sibcall.c (OUTGOING_REGNO): Likewise.
        * defaults.h (INCOMING_REGNO): Provide the default.
        (OUTGOING_REGNO): Likewise.

2004-02-21  Jan Hubicka  <jh@suse.cz>

        * params.def (max-peeled-insns, max-completely-peeled-insns,
        max-once-peeled-insns): Set to 400.

2004-02-20  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        PR c++/12007
        * dbxout.c (dbxout_parms): Check that DECL_RTL and DECL_INCOMING_RTL
        are set for parameters before outputing debugging information.

2004-02-20  Falk Hueffner  <falk@debian.org>

        PR target/14201
        * config/alpha/alpha.md (*fix_truncsfsi_ieee): Fix typoed operand
        numbers.

2004-02-20  Per Bothner  <per@bothner.com>

        * input.h:  Don't #include line-map.h.  It may cause link problems
        with undefined linemap_line_start when line-map.h is included but
        line-map.o is not linked, as currently happens with gengtype on
        compilers that don't support inline.
        * toplev.c:  So we do have to explicitly #include line-map.h here.

2004-02-20  Richard Henderson  <rth@redhat.com>

        * doc/invoke.texi: Add -Wvariadic-macros.

2004-02-20  Kazu Hirata  <kazu@cs.umass.edu>

        * haifa-sched.c (sched_emit_insn): Remove.
        * sched-int.h: Remove the corresponding prototype.

2004-02-20  Kazu Hirata  <kazu@cs.umass.edu>

        Revert:
        2004-02-19  Kazu Hirata  <kazu@cs.umass.edu>
        * opts.c (decode_options): Don't use DEFAULT_SHORT_ENUMS.
        * system.h (DEFAULT_SHORT_ENUMS): Poison.
        * config/cris/cris.h: Remove a comment about
        DEFAULT_SHORT_ENUMS.
        * config/ip2k/ip2k.h: Likewise.
        * doc/tm.texi (DEFAULT_SHORT_ENUMS): Remove.

2004-02-20  Mohan Embar  <gnustuff@thisiscool.com>
            Tom Tromey  <tromey@redhat.com>

        * doc/install.texi: Moved --disable-libgcj and
        --with-system-zlib documentation to new section for
        Java-specific options.
        Added explicit Cross-Compiler-Specific Options subheading.
        Added section for Java-specific options.

2004-02-20  Matt Kraai  <kraai@alumni.cmu.edu>

        * doc/install.texi (Building the Ada compiler): Remove
        example.

2004-02-20  James E Wilson  <wilson@specifixinc.com>

        * toplev.c (dump_file_index, dump_file): Put ce3 before rnreg.

2004-02-20  Kazu Hirata  <kazu@cs.umass.edu>

        * gcc.c (process_command): Allow translation of the copyright
        symbol but not the rest of the copyright message.
        * gcov.c (print_version): Likewise.  Allow translation of the
        message about warranty.

2004-02-20  Hans-Peter Nilsson  <hp@axis.com>

        * config/cris/cris.md ("*andsi_movu"): Correct parentheses in
        predicate.
        ("*andsi_clear"): Tweak constraints to not match postincrement.
        Adjust the predicate to exclude a volatile memory reference.
        ("*andhi_clear"): Ditto.  Rename from "*andhi_clear_signed".
        ("*andhi_clear_unsigned"): Remove, non-matching pattern.

2004-02-19  Matt Kraai  <kraai@alumni.cmu.edu>

        * move-if-change: Remove.
        * Makefile.in (s-mlib, c-parse.y, s-check, s-gencheck)
        (s-specs, s-options, s-config, s-conditions, s-flags, s-codes)
        (s-constants, s-emit, s-recog, s-opinit, s-extract, s-peep)
        (s-attr, s-attrtab, s-output, s-genrtl, s-modes, s-preds)
        (s-gtyp-gen, s-iov): Use the top level move-if-change.
        * objc/Make-lang.in (objc/objc-parse.y): Likewise.

2004-02-19  James E Wilson  <wilson@specifixinc.com>

        * config/i386/i386.md (doloop_end_internal): Use nonimmediate_operand
        for operand2.  Add condition that requires register_operand operand2
        before reload.

2004-02-19  Richard Sandiford  <rsandifo@redhat.com>
            Maciej W. Rozycki  <macro@ds2.pg.gda.pl>

        * config/mips/mips.c (mips_address_insns): Treat BLKmode specially.
        * config/mips/mips.md: Expand comment above unaligned loads and stores.

2004-02-19  Richard Henderson  <rth@redhat.com>

        * Makefile.in (STRICT2_WARN): Add -Wno-variadic-macros.
        * tree.c (build0, build1, build2, build3, build4): Split out from...
        (build): ... here.  Call them.
        * tree.h (build, _buildN1, _buildN2, _buildC1, _buildC2): New.

        * convert.c (convert_to_integer): Remove extra build argument.
        * tree-inline.c (expand_call_inline): Likewise.

2004-02-19  Richard Henderson  <rth@redhat.com>

        * c-opts.c (warn_variadic_macros): New.
        (c_common_handle_option): Set it.
        (sanitize_cpp_opts): Copy it to cpp_opts.
        * c.opt (Wvariadic-macros): New.
        * cpplib.h (struct cpp_options): Add warn_variadic_macros.
        * cppinit.c (cpp_create_reader): Initialize it.
        * cppmacro.c (parse_params): Check it.

2004-02-19  David Daney <ddaney@avtrex.com>

        PR preprocessor/14198
        * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Add
        builtin_assert ("machine=mips")

2004-02-19  Kazu Hirata  <kazu@cs.umass.edu>

        * opts.c (decode_options): Don't use DEFAULT_SHORT_ENUMS.
        * system.h (DEFAULT_SHORT_ENUMS): Poison.
        * config/cris/cris.h: Remove a comment about
        DEFAULT_SHORT_ENUMS.
        * config/ip2k/ip2k.h: Likewise.
        * doc/tm.texi (DEFAULT_SHORT_ENUMS): Remove.

2004-02-19  Zack Weinberg  <zack@codesourcery.com>

        * config/ia64/ia64.c (ia64_function_arg): In big-endian mode,
        when passing single SFmode quantities in general registers,
        put them in the high half.

2004-02-19  Aldy Hernandez  <aldyh@redhat.com>

        * doc/md.texi (Standard Names): Document additional dependency on
        fix pattern.

        * optabs.c (ftruncify): Remove.
        (expand_fix): Manually inline ftruncify above.
        (can_fix_p): Add FIXME note.

2004-02-19  Aldy Hernandez  <aldyh@redhat.com>

        * config/rs6000/spe.md (spe_fixunssfsi2): Rename to
        spe_fixuns_truncsfsi2.

        * config/rs6000/rs6000.md (fixunssfsi2): Rename to
        fixuns_truncsfsi2.

2004-02-19  Steve Ellcey  <sje@cup.hp.com>

        * config/ia64/ia64.h (HARD_REGNO_CALLER_SAVE_MODE): New macro.
        * testsuite/gcc.dg/20040219-1.c: New test.

2004-02-19  Ulrich Weigand  <uweigand@de.ibm.com>

        * config/s390/s390.md ("*subdf3_cc", "*subdf3_cconly", "*subsf3_cc",
        "*subsf3_cconly"): Subtraction is not commutative.

2004-02-19  Zack Weinberg  <zack@codesourcery.com>

        * sdbout.c (preinit_symbols, sdbout_initialized): New statics.
        (sdbout_symbol): If called before sdbout_init, queue DECL for
        later and return.
        (sdbout_init): Set sdbout_initialized true, process decls
        queued earlier by sdbout_symbol.
        (sdbout_finish): Use size_t for index variable.

2004-02-19  Jeff Law  <law@redhat.com>

        * fold-const.c (invert_truthvalue): Do not call invert_tree_comparison
        for unordered comparison codes.

2004-02-19  Ian Lance Taylor  <ian@wasabisystems.com>

        * reload1.c (reload): Correct comment.
        (scan_paradoxical_subregs): Remove #if 0 and old comment.
        * doc/extend.texi (Local Reg Vars): Remove obsolete comment that
        register variables are not used by reload.

2004-02-19  Hans-Peter Nilsson  <hp@axis.com>

        PR target/14209
        * config/cris/cris.md ("*andsi_movu", "*andhi_movu"): Tweak
        constraints to not match postincrement.  Adjust the predicate to
        exclude a volatile memory reference.

2004-02-19  Kazu Hirata  <kazu@cs.umass.edu>

        * config/mcore/mcore.h (ASM_OUTPUT_EXTERNAL): Remove.

2004-02-19  Kazu Hirata  <kazu@cs.umass.edu>

        * hooks.c (hook_void_tree_int): Remove.
        (hook_void_constcharptr): Likewise.
        (hook_int_void_0): Likewise.
        * hooks.h: Remove the prototypes for the above three
        functions.
        * targhooks.c (hook_bool_machine_mode_true): Remove.
        * targhooks.h: Remove the prototype for
        hook_bool_machine_mode_true.

2004-02-19  Kazu Hirata  <kazu@cs.umass.edu>

        * emit-rtl.c (subreg_realpart_p): Remove.
        (reorder_insns_with_line_notes): Likewise.
        (end_full_sequence): Likewise.
        * rtl.h: Remove the prototype for the above functions.

2004-02-19  Kazu Hirata  <kazu@cs.umass.edu>

        * config/arc/arc.h, config/arm/arm.h, config/frv/frv.h,
        config/h8300/h8300.h, config/i386/i386.h, config/i860/i860.h,
        config/iq2000/iq2000.h, config/m32r/m32r.h,
        config/pdp11/pdp11.h, config/sparc/sparc.h,
        config/xtensa/xtensa.h: Remove commented-out or useless
        definitions of CASE_VECTOR_PC_RELATIVE.

2004-02-19  Kazu Hirata  <kazu@cs.umass.edu>

        * loop.c (all_sets_invariant_p): Remove.

2004-02-19  Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR target/12916
        * config/sparc/sparc.h (NPARM_REGS): Delete.
        (BASE_RETURN_VALUE_REG): Likewise.
        (BASE_OUTGOING_VALUE_REG): Likewise.
        (BASE_PASSING_ARG_REG): Likewise.
        (BASE_INCOMING_ARG_REG): Likewise.
        * config/sparc/sparc.c (sparc_strict_argument_naming): Test
        TARGET_ARCH64, not TARGET_V9.
        (function_arg_slotno): Dispatch based on the mode class.
        Handle vector modes like floating-point modes.
        (function_arg_record_value_1): Handle vector types like
        floating-point types.
        (function_arg_record_value_2): Likewise.
        Calculate regno after mode transformation.
        (function_arg): Handle vector modes like floating-point modes.
        (function_arg_partial_nregs): Replace NPARM_REGS by SPARC_INT_ARG_MAX.
        If ARCH64, do not recheck alignment.
        (function_arg_pass_by_reference): Reorder the conditions.
        (sparc_return_in_memory): Move after function_arg_padding.
        Implement calling conventions for vector modes.
        (sparc_struct_value_rtx): Move after sparc_return_in_memory.
        (function_value): Move scope of 'regbase'.
        Implement calling conventions for vector modes.
        (sparc_builtin_saveregs): Replace NPARM_REGS by SPARC_INT_ARG_MAX
        and BASE_INCOMING_ARG_REG by SPARC_INCOMING_INT_ARG_FIRST.
        (sparc_va_arg): Use function_arg_pass_by_reference to test whether
        the argument is passed by reference.
        (sparc_type_code): Handle vector types.

2004-02-19  Alan Modra  <amodra@bigpond.net.au>

        * function.c (assign_parms): When building decl_rtl for
        SPLIT_COMPLEX_ARGS, ensure inner modes of concat match outer.

2004-02-19  Olivier Hainque  <hainque@act-europe.fr>

        * expr.c (is_aligning_offset): Check if we are aligning the
        expressions's address over BIGGEST_ALIGNMENT in bytes, not
        in bits.

2003-02-18  Matt Austern  <austern@apple.com>

        * gcc.c (LIBGCC_SPEC): If REAL_LIBGCC_SPEC is defined, and
        LIBGCC_SPEC isn't, set LIBGCC_SPEC to REAL_LIBGCC_SPEC.
        (init_gcc_spec): Don't define or call if REAL_LIBGCC_SPEC is
        defined.  Instead use REAL_LIBGCC_SPEC, unmodifed, as the libgcc
        spec string.
        * doc/tm.texi (REAL_LIBGCC_SPEC): Document.

2004-02-18  Zack Weinberg  <zack@codesourcery.com>

        * dwarf2out.c (loclabel_num): Move outside #ifdef
        DWARF2_DEBUGGING_INFO and mark with GTY(()).
        * config/ia64/ia64.c (struct extern_func_list,extern_func_head):
        Mark with GTY(()).
        (ia64_hpux_add_extern_decl): Save the decl, not the name string.
        Allocate memory with ggc_alloc.  No need to copy anything.
        (ia64_hpux_file_end): Update to match.

2004-02-18  Jakub Jelinek  <jakub@redhat.com>

        * config/i386/i386.c (override_options): Don't imply 3DNow! for -m64
        by default.

2004-02-18  Ulrich Weigand  <uweigand@de.ibm.com>

        * config/s390/s390.md ("divmodtidi3"): Use canonical RTL.
        ("divmodtisi3"): Likewise.
        ("udivmoddi4", "udivmodtidi3"): Likewise.
        ("divmodsi4", "divmoddisi3"): Likewise.
        ("udivmodsi4", "udivmoddisi3"): Likewise.
        ("udivsi3", "umodsi3"): Likewise.

2004-02-18  Ulrich Weigand  <uweigand@de.ibm.com>

        * config/s390/s390.c (s390_mainpool_start): Delete the main pool
        placeholder insn when chunkifying the pool.

2004-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        * pa.h (PIC_OFFSET_TABLE_REGNUM): Define to INVALID_REGNUM when not
        generating PIC code.

2004-02-18  Kazu Hirata  <kazu@cs.umass.edu>

        * config/h8300/h8300-protos.h: Add a prototype for
        h8300_expand_branch.
        * config/h8300/h8300.c (h8300_expand_branch): New.
        * config/h8300/h8300.md (ble, bleu, bge, bgeu, blt, bltu, bgt,
        bgtu, beq, bne): Call h8300_expand_branch().

2004-02-18  Kazu Hirata  <kazu@cs.umass.edu>

        * config/h8300/h8300-protos.h: Add prototypes for
        h8300_hard_regno_nregs and h8300_hard_regno_mode_ok.
        * config/h8300/h8300.c (h8300_hard_regno_nregs): New.
        (h8300_hard_regno_mode_ok): Likewise.
        * config/h8300/h8300.h (HARD_REGNO_NREGS): Call
        h8300_hard_regno_nregs().
        (HARD_REGNO_MODE_OK): Call h8300_hard_regno_mode_ok().

2004-02-18  Per Bothner  <per@bothner.com>

        * cpphash.h (struct cpp_buffer):  Restore return_at_eof field.  This
        partly reverts my 2003-10-01 change, because we're back to logically
        including <command line> inside the main line.
        * cpplex.c (_cpp_get_fresh_line):  Check return_at_eof field.
        * cppmacro.c (cpp_scan_nooutput):  Set return_at_eof of current buffer.
        Fixes PR preprocessor/14103.

        * cppfiles.c (_cpp_stack_include):  When appropriate decrement
        line_table's highest_location, fixing LAST_SOURCE_LINE_LOCATION.
        (cpp_push_include):  Don't need to increment pfile's line field.
        * line-map.h (LAST_SOURCE_LINE_LOCATION):  Only decrement by 1.

        * c-ppoutput.c (print struct):  New first_time field.
        (init_pp_output):  Set print.first_time.
        (pp_file_change):  Use print.first_time, rather than MAIN_FILE_P,
        which is set also for (say) <command line>.  Clear print.first_time.

        * cppfiles.c (struct _cpp_file):  Comment and type for pch field
        does not match the code, so fix both.
        (should_stack_file):  Inline include_pch_p function.
        (include_pch_p):  Remove pointless function.

        * cpphash.h (struct cpp_buffer):  Remove unused search_cached field.

2004-02-18  Kazu Hirata  <kazu@cs.umass.edu>

        * config/h8300/h8300.md (four define_peephole2's): Use
        h8300_regs_ok_for_stm().

2004-02-18  Kazu Hirata  <kazu@cs.umass.edu>

        * config/h8300/h8300-protos.h: Update the prototype for
        expand_a_rotate().
        * config/h8300/h8300.c (expand_a_rotate): Remove the first
        argument.
        * config/h8300/h8300.md: Update all callers.

2004-02-18  Jan Hubicka  <jh@suse.cz>

        * simplify-rtx.c (simplify_unary_operation): Deal with logicals on
        floats.
        (simplify_binary_operation): Deal with logicals on floats.

        * i386.md (SSE fabs splitters): Emit new patterns.
        (SSE cmov splitters): Likewise.
        (sse_andv4sf3, sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3
        (sse_andv2df3, sse_nandv2df3, sse_iorv2df3, sse_xorv2df3): Do not use
        subregs.
        (sse_andsf3, sse_nandsf3, sse_xorsf3): Kill.
        (sse_anddf3, sse_nanddf3, sse_xordf3): Kill.

2004-02-18  Kazu Hirata  <kazu@cs.umass.edu>

        * config/h8300/h8300.c (expand_a_rotate): Don't generate insns
        by hand.
        (output_a_rotate): Tweak a comment.
        * config/h8300/h8300.md (*rotlqi3_1): Change to rotlqi3_1.
        (*rotlhi3_1): Change to rotlhi3_1.
        (*rotlsi3_1): Change to rotlsi3_1.

2004-02-18  Richard Earnshaw  <rearnsha@arm.com>

        PR target/13866
        * arm.c (load_multiple_operation): Don't insist that the source reg
        of a post-increment component is the same as the destination.
        (store_multiple_operation): Likewise.

2004-02-18  Kazu Hirata  <kazu@cs.umass.edu>

        * config/h8300/h8300.md: Move movsf patterns into one section
        of the file.

2004-02-18  Kazu Hirata  <kazu@cs.umass.edu>

        * cfgloop.h, cfgloopanal.c, cpplex.c, except.h, loop-init.c,
        loop-unroll.c, scan-decls.c, scan.h, stor-layout.c,
        xcoffout.c, xcoffout.h, config/arm/mmintrin.h,
        config/mips/linux64.h, config/pa/pa-64.h,
        config/rs6000/aix51.h, config/rs6000/aix52.h,
        config/rs6000/spe.md, config/sparc/linux.h,
        config/sparc/linux64.h: Update copyright.

2004-02-18  Kazu Hirata  <kazu@cs.umass.edu>

        * config/h8300/h8300.md: Move push patterns into one
        section of the file.

2004-02-18  Mark Mitchell <mark@codesourcery.com>

        PR c++/11326
        * config/ia64/ia64.c (ia64_struct_value_rtx): Cope with NULL
        fntype.

2004-02-18  Paul Brook  <paul@codesourcery.com>

        * rtlanal.c (rtx_varies_p): Return 0 for NULL_RTX

2004-02-18  Paul Brook  <paul@codesourcery.com>

        PR debug/12934
        * dwarf2out.c (loc_descriptor_from_tree): Handle
        EXPR_WITH_FILE_LOCATION.

2004-02-18  Jakub Jelinek  <jakub@redhat.com>

        * config/i386/i386.md (zero_extendqidi2, zero_extendqidi2,
        testdi_1_rex64, anddi_2, xordi_1_rex64, xordi_2_rex64): Remove
        trailing whitespace from instructions.

2004-02-17  Geoffrey Keating  <geoffk@apple.com>

        * configure.ac: When generating auto-build.h, pass
        --enable-languages to the sub-configure.
        Put quotes around ${program_transform_name} when generating
        name of as, ld, nm, objdump.
        * configure: Regenerate.

2004-02-17  Matt Kraai  <kraai@alumni.cmu.edu>

        * Makefile.in (s-check, s-config, s-conditions, s-flags)
        (s-codes, s-constants, s-emit, s-recog, s-opinit, s-extract)
        (s-peep, s-attr, s-attrtab, s-output, s-genrtl, s-modes)
        (s-preds, s-iov): Do not depend on move-if-change.

2004-02-17  James E Wilson  <wilson@specifixinc.com>

        * caller-save.c (insert_restore): Pass mem through copy_rtx.
        (insert_save): Likewise.

2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>

        * config/h8300/h8300.c (h8300_emit_stack_adjustment): Fix a
        warning.

2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>

        * config/h8300/h8300.md (*one_complsi2_h8300): Change to
        *one_cmplsi2_h8300.
        (*one_complsi2_h8300hs): Change to *one_cmplsi2_h8300hs.

2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>

        * config/h8300/h8300-protos.h: Update the prototype of
        fix_bit_operand().
        * config/h8300/h8300.c (fix_bit_operand): Remove the second
        argument "what".
        * config/h8300/h8300.md: Update all callers.

2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>

        * config/h8300/h8300.c (fix_bit_operand): Change the name of
        the last argument to "code" from "type".

2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>

        * config/h8300/h8300.c: Remove an extern declaration of
        rtx_equal_function_value_matters.

2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>

        * config/h8300/h8300.c (fix_bit_operand): Don't generate insns
        by hand.
        * config/h8300/h8300.md (*andqi3_1): Change to andqi3_1.
        (*iorqi3_1): Change to iorqi3_1.
        (*xorqi3_1): Change to xorqi3_1.

2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>

        * c-common.c, cfghooks.c, rtlanal.c, varasm.c: Fix comment
        typos.

2004-02-17  Jan Hubicka  <jh@suse.cz>

        * i386.c (x86_prologue_using_move, x86_epilogue_using_move): Disable for P4.

2004-02-18  Alan Modra  <amodra@bigpond.net.au>

        PR optimization/14119
        * combine.c (try_combine): When attemting to fix unrecognized insns,
        don't delete SETs marked with REG_EH_REGION notes.

2004-02-17  Ulrich Weigand  <uweigand@de.ibm.com>

        * combine.c (simplify_if_then_else): Do not replace
        (if_then_else (ne reg 0) (0) (const_int)) by (reg) if the
        modes differ.

2004-02017  Steven Bosscher  <stevenb@suse.de>

        * (c-decl.c, c-semantics.c, calls.c, cgraph.c, cgraphunit.c,
        function.c, integrate.c, print-tree.c, toplev.c, tree-optimize.c,
        tree.h): Replace DECL_SAVED_INSNS with DECL_STRUCT_FUNCTION.
        * ada/utils.c: Likewise.
        * cp/decl.c: Likewise.
        * f/com.c: Likewise.
        * java/class.c: Likewise.

2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>

        * config/h8300/h8300.md: Fix comment typos.

2004-02-17  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

        * config/mips/t-iris6gld: Renamed to ...
        * config/mips/t-irix-gld: ... this.
        * config.gcc (mips-sgi-irix6*): Reflect this
        (mips-sgi-irix5*): Use it with GNU ld.

        * config/mips/irix6-crti.asm, config/mips/irix6-crtn.asm: Renamed
        to ...
        * config/mips/irix-crti.asm, config/mips/irix-crtn.asm: ... this.
        * config/mips/t-irix-gld: Reflect this.
        * config/mips/iris6gld.h (STARTFILE_SPEC, ENDFILE_SPEC): Likewise.

        * config/mips/iris5gld.h: New file.
        * config.gcc (mips-sgi-irix5*): Use it with GNU ld.
        Only use collect2 without gas.

        * config/mips/iris6.h (IRIX6_STARTFILE_SPEC, IRIX6_ENDFILE_SPEC):
        Renamed to IRIX_STARTFILE_SPEC, IRIX_ENDFILE_SPEC.
        (STARTFILE_SPEC, ENDFILE_SPEC, SUBTARGET_EXTRA_SPECS): Reflect this.
        * config/mips/iris6gld.h (STARTFILE_SPEC, ENDFILE_SPEC): Likewise.

        * config/mips/iris6.h (SUBTARGET_EXTRA_SPECS): Moved ...
        * config/mips/iris5.h: ... here.

        * config/mips/iris5.h (STARTFILE_SPEC, ENDFILE_SPEC): Renamed to
        IRIX_STARTFILE_SPEC, IRIX_ENDFILE_SPEC.
        (STARTFILE_SPEC, ENDFILE_SPEC): Define.

        * config/mips/iris5gas.h (STARTFILE_SPEC, ENDFILE_SPEC): Simplify
        using irix_startfile_spec, irix_endfile_spec.

2004-02-16  Gunther Nikl  <gni@gecko.de>

        * config/m68k/m68k.c: Remove obsolete support for HPUX_ASM.

2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>

        * config/h8300/h8300.c (h8300_expand_prologue): Don't generate
        insns by hand.

2004-02-17  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>

        * cfghooks.c (split_edge): Speed up updating of dominators.

2004-02-17  Mark Mitchell  <mark@codesourcery.com>

        PR c++/11326
        * c-common.c (flag_abi_version): Remove.
        * c-common.h (flag_abi_version): Likewise.
        * c-opts.c (c_common_handle_option): Remove OPT_fabi_version case.
        * c.opt (fabi-version): Remove.
        * calls.c (expand_call): Always pass a function type to
        struct_value_rtx.  Use convert_memory_address.
        * common.opt (fabi-version): Add it.
        * flags.h (flag_abi_version): Likewise.
        (abi_version_at_least): New macro.
        * opts.c (common_handle_option): Add OPT_fabi_version.
        * toplev.c (flag_abi_version): Define it.
        * config/ia64/ia64.c (ia64_struct_retval_addr_is_first_parm_p):
        New function.
        (ia64_output_mi_thunk): Use it.
        (ia64_struct_value_rtx): Likewise.

2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>

        * config/h8300/h8300.c (h8300_emit_stack_adjustment):
        Don't generate insns by hand.

2004-02-17  Andrew Pinski  <pinskia@physics.uc.edu>

        PR c++/14178
        * doc/invoke.texi (fabi-version): The default is 2 now.

2004-02-17  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>

        * loop-iv.c: New file.
        * Makefile.in (loop-iv.o): New.
        * basic_block.h (FOR_BB_INSNS, FOR_BB_INSNS_REVERSE): New macros.
        * cfgloop.c (fill_sons_in_loop, get_loop_body_in_dom_order,
        num_loop_branches): New functions.
        * cfgloop.h (get_loop_body_in_dom_order, num_loop_branches,
        iv_analysis_loop_init, iv_get_reaching_def, iv_analyse, get_iv_value,
        find_simple_exit, iv_number_of_iterations, iv_analysis_done,
        get_simple_loop_desc, free_simple_loop_desc): Declare.
        (simple_loop_desc): New inline function.
        (struct rtx_iv, struct niter_desc): New.
        * cfgloopmanip.c (loopify): Specify semantics more precisely.
        * expr.c (force_operand): Handle subregs of expressions created by
        loop unroller.
        * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Move
        parts of the initialization to toplev.c
        * loop-unroll.c (loop_exit_at_end_p): New.
        (unroll_and_peel_loops): Call iv_analysis_done.
        (decide_peel_once_rolling, decide_peel_completely,
        decide_unroll_stupid, decide_unroll_constant_iterations,
        decide_unroll_runtime_iterations, decide_peel_simple,
        peel_loop_simple, unroll_loop_stupid, unroll_loop_constant_iterations,
        unroll_loop_runtime_iterations): Use new simple loop analysis.
        * loop-unswitch.c (compare_and_jump_seq): New.
        (may_unswitch_on_p): Renamed to ...
        (may_unswitch_on): Use new iv analysis.
        (reversed_condition): Export.
        (unswitch_single_loop, unswitch_loop): Use new iv analysis.
        * predict.c (estimate_probability): Use new simple loop analysis.
        * rtl.h (get_mode_bounds, reversed_condition,compare_and_jump_seq,
        canon_condition, simplify_using_condition): Declare.
        * stor-layout.c (get_mode_bounds): New.
        * toplev.c (rest_of_handle_loop2): Some parts of
        initialization/finalization moved here from loop-init.c.

2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>

        * config/h8300/h8300.h (FIXED_REGISTERS): Add the soft frame
        pointer.
        (CALL_USED_REGISTERS): Likewise.
        (REG_ALLOC_ORDER): Likewise.
        (REG_CLASS) <GENERAL_REGS>: Likewise.

2004-02-16  Geoffrey Keating  <geoffk@apple.com>

        * doc/md.texi (Insn Canonicalizations): Document left-chaining
        in associative operators.
        * rtlanal.c (commutative_operand_precedence): Create some new
        variables.  Prefer a commutative operand on the left, then
        binary expressions, then NEG and NOT.

2004-02-16  Matthias Klose  <doko@debian.org>

        * config/t-slibgcc-elf-ver: Define SHLIB_NAME and SHLIB_SONAME
        in terms of SHLIB_SOVERSION.
        * config/m68k/t-slibgcc-elf-ver: New file.
        * config/pa/t-slibgcc-elf-ver: New file.
        * config.gcc (m68k-linux, parisc-linux): Use them when not
        sjlj exceptions are not configured.

2004-02-16  Eric Botcazou  <ebotcazou@libertysurf.fr>

        * config/sparc/sparc.c (get_pc_symbol_name): Mark with GTY(()).

2004-02-16  Zack Weinberg  <zack@codesourcery.com>

        * sdbout.c (sdb_debug_hooks): Correct the type_decl entry.

2004-02-16  Joseph S. Myers  <jsm@polyomino.org.uk>

        * doc/sourcebuild.texi: Mention backends.html.

2004-02-16  Kazu Hirata  <kazu@cs.umass.edu>

        * c-decl.c, c-ppoutput.c, cpphash.h, cpplib.h, dbxout.c,
        line-map.c, line-map.h, var-tracking.c: Fix comment
        formatting.

2004-02-16  Richard Henderson  <rth@redhat.com>

        * cse.c (cse_insn): Don't lose REG_NON_LOCAL_GOTO note.

        * fold-const.c (operand_equal_p): Fix VECTOR_CST comparison.

2004-02-15  Kazu Hirata  <kazu@cs.umass.edu>

        * config/h8300/h8300.md: Remove unnecessary parallels from
        all define_insn and define_split patterns.

2004-02-15  Kazu Hirata  <kazu@cs.umass.edu>

        * config/h8300/h8300.md: Remove explicit (set_attr "cc"
        "clobber").

2004-02-15  Bernardo Innocenti  <bernie@develer.com>

        * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Restore support for
        '%#'.

2004-02-15  Kazu Hirata  <kazu@cs.umass.edu>

        * config/ia64/ia64.c, config/mips/mips.c,
        config/mmix/mmix-modes.def: Fix comment typos.

2004-02-15  Roger Sayle  <roger@eyesopen.com>

        * c-common.h (GET_DIRECTIVE_LINE): Remove unused macro.
        (get_directive_line): Remove unused function prototype.

2004-02-14  Josef Zlomek  <zlomekj@suse.cz>

        * tree-inline.c (copy_body_r): Do not replace ret_label.

2004-02-14  Jan Hubicka  <jh@suse.cz>

        * i386.c (x86_four_jump_limit): New variable.
        (k8_avoid_jump_misspredicts): Rename to ...
        (ix86_avoid_jump_misspredicts): .. this one.
        (ix86_pad_returns): Break out from ...
        (ix86_reorg): ... this one; do ix86_avoid_jump_misspredicts when asked
        to.
        * i386.h (TARGET_FOUR_JUMP_LIMIT): New macro.

2004-02-14  Josef Zlomek  <zlomekj@suse.cz>

        * emit-rtl.c (set_decl_incoming_rtl): Check whether the 0th element of
        PARALLEL is NULL.

2004-02-14  Per Bothner  <per@bothner.com>

        * fix-header.c (line_table):  Move local variable in main to global.
        * scan.h (line_table):  Use it.
        * scan-decls.c (scan_decls):  Need to call linemap_lookup on token's
        line (recently renamed to src_loc) before calling recognized_function.

2004-02-14  Matt Kraai  <kraai@alumni.cmu.edu>

        * Makefile.in: Fix comment typos.

2004-02-14  Olivier Hainque  <hainque@act-europe.fr>

        * loop.c (check_dbra_loop): Use gen_int_mode instead of GEN_INT
        for start_value when it is directly moved into reg, and factorize
        the retrieval of GET_MODE (reg).

2004-02-14  Richard Sandiford  <rsandifo@redhat.com>

        * config/mips/mips-protos.h (mips_load_got_page): Delete.
        (mips_load_got_global): Delete.
        (mips_gotoff_page): Declare.
        * config/mips/mips.md (UNSPEC_LOAD_GOT): New constant.
        (*xgot_lo[sd]i, *got_disp[sd]i, *got_page[sd]i): Build an
        UNSPEC_LOAD_GOT pattern rather than a MEM.
        (*load_got[sd]i): New patterns.
        * config/mips/mips.c (mips_got_alias_set, mips_load_got): Delete.
        (mips_load_got_page, mips_load_got_global): Delete.
        (mips_gotoff_page): New function.
        (override_options): Don't initialize mips_got_alias_set.

2004-02-14  Richard Sandiford  <rsandifo@redhat.com>

        * config/mips/mips.h (MASK_DEBUG_[ABEFI], TARGET_DEBUG_[ABEFI]_MODE)
        (TARGET_MIPS4100, TARGET_MIPS4300, TARGET_MIPS4KC, TARGET_MIPS5KC)
        (TARGET_SB1, TUNE_SB1, TUNE_SR71K, BIGGEST_MAX_ARGS_IN_REGISTERS)
        (GO_PRINTF, GO_PRINTF2, GO_DEBUG_RTX, DFMODE_NAN, SFMODE_NAN): Delete.
        (TARGET_SWITCHES): Remove MASK_DEBUG_[ABEFI].
        * config/mips/mips.c: Fix some overly-long lines.
        (SINGLE_WORD_MODE_P, PIC_OFFSET_TABLE_MASK): Delete.
        (init_cumulative_args): Remove TARGET_DEBUG_E_MODE handling.

2004-02-13  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

        * configure.ac: Search for as, ld below libexec/gcc.
        * configure: Regenerate.

2004-02-14  Ben Elliston  <bje@wasabisystems.com>

        * config/arm/mmintrin.h (_mm_setwcx): Reverse arguments in call to
        __builtin_arm_setwcx ().
        * config/arm/arm.c (arm_expand_builtin): Generate operands
        correctly and reverse their order in call to gen_iwmmxt_tmcr ().

2004-02-14  Ben Elliston  <bje@wasabisystems.com>

        * config/arm/arm.c (bdesc_2arg): Correct builtin names "wmulsh"
        and "wmuluh" to "wmulsm" and "wmulum", respectively.
        * config/arm/arm.h (enum arm_builtins): Rename enumerators to
        ARM_BUILTIN_WMULSM and ARM_BUILTIN_WMULUM.
        * config/arm/mmintrin.h (_mm_mulhi_pi16): Update intrinsic call.
        (_mm_mulhi_pu16): Likewise.

2004-02-13  Zack Weinberg  <zack@codesourcery.com>

        * xcoffout.c (xcoff_assign_fundamental_type_number): Check
        DECL_NAME != 0 before dereferencing.

2004-02-13  Ulrich Weigand  <uweigand@de.ibm.com>

        * config/s390/s390-protos.h (s390_output_symbolic_const): Remove.
        (s390_output_addr_const_extra): Declare.
        (s390_output_pool_entry): Remove FILE * argument.
        * config/s390/s390.c (s390_output_symbolic_const): Remove.
        (s390_output_addr_const_extra): New function.
        (print_operand_address): Call output_addr_const instead of
        s390_output_symbolic_const.
        (print_operand): Likewise.
        (s390_output_pool_entry): Use assemble_integer for symbolic constants.
        Remove FILE * argument.
        * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Define.
        * config/s390/s390.md ("*pool_entry"): Adapt s390_output_pool_entry
        call.

2004-02-13  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>

        * cfgloopanal.c (mark_irreducible_loops): Rewriten.
        (struct edge, struct vertex, struct graph): New.
        (dump_graph, new_graph, add_edge, dfs, check_irred, for_each_edge,
        free_graph): New functions.

2004-02-12  Chris Demetriou  <cgd@broadcom.com>

        * config/mips/mips.md (casesi_internal, casesi_internal_di):
        Use ".set macro" to avoid warnings about multi-instruction
        macros, since they're intentional.

2004-02-12  Geoffrey Keating  <geoffk@apple.com>

        * config/darwin.h: Add include guards.  Remove old, now incorrect,
        comment about STANDARD_EXEC_PREFIX.

        * Makefile.in (install-man): Use $(CPP_INSTALL_NAME) and
        $(GCOV_INSTALL_NAME) to install manpages.  Remove generic rule
        for installing .1 manpages.  Add rules for installing cpp
        and gcov manpages under their installed names.

2004-02-12  Alexandre Oliva  <aoliva@redhat.com>

        * configure.ac (gcc_cv_ld): Don't set to LD if target is not
        host, but try LD_FOR_TARGET first.
        * configure: Rebuilt.

2004-02-12  Zack Weinberg  <zack@codesourcery.com>

        * dbxout.c: Move declaration of dbxout_type_decl outside
        #ifdef DBX_DEBUGGING_INFO.
        * c-parse.in: Don't give the asmdef production a type.

2004-02-12  Zack Weinberg  <zack@codesourcery.com>

        * debug.h (struct gcc_debug_hooks): Add type_decl field.
        (debug_nothing_tree_int): Prototype.
        (dwarf_debug_hooks): Delete, unused.
        * debug.c (do_nothing_debug_hooks): Update.
        (debug_nothing_tree_int): New function.
        * langhooks.h (struct lang_hooks_for_decls):
        Remove builtin_type_decls field.
        * langhooks-def.h (LANG_HOOKS_BUILTIN_TYPE_DECLS): Delete.
        (LANG_HOOKS_DECLS): Update.
        * toplev.c (rest_of_decl_compilation, rest_of_type_compilation):
        Use debug_hooks->type_decl.
        * dbxout.c (preinit_symbols): New static.
        (dbx_debug_hooks, xcoff_debug_hooks): Update.
        (dbxout_init): Don't call DBX_OUTPUT_STANDARD_TYPES or
        lang_hooks.decls.builtin_type_decls.  Do scan preinit_symbols
        for symbols to output.
        (dbxout_type_decl): New function.
        (dbxout_symbol): If called before dbxout_init has run, queue
        the symbol for later.  Apply DBX_ASSIGN_FUNDAMENTAL_TYPE_NUMBER
        to TYPE_DECLs before emitting them.
        * xcoffout.c (assign_type_number): Delete.
        (xcoff_type_numbers): New static table.
        (xcoff_assign_fundamental_type_number): New function.
        * xcoffout.h: Define DBX_ASSIGN_FUNDAMENTAL_TYPE_NUMBER, not
        DBX_OUTPUT_STANDARD_TYPES.  Remove unnecessary #ifdefs.
        * sdbout.c: Include varray.h.
        (deferred_global_decls): New static.
        (sdb_debug_hooks): Update.
        (sdbout_global_decl): If we can't emit something right now,
        remember it in deferred_global_decls.
        (sdbout_finish): Just scan deferred_global_decls; don't call getdecls.
        (sdbout_init): Initialize deferred_global_decls.
        * Makefile.in: Update dependencies of sdbout.o.
        * dwarf2out.c (dwarf2out_type_decl): New function.
        (dwarf2_debug_hooks): Update.
        * vmsdbgout.c (vmsdbg_debug_hooks): Update.
        * c-decl.c (getdecls): Just return 0.
        (check_for_loop_decls): Don't use getdecls.
        (record_builtin_type): Call debug_hooks->type_decl on the TYPE_DECL.
        * c-objc-common.c (c_objc_common_finish_file): Don't use getdecls.

2004-02-12  Ulrich Weigand  <uweigand@de.ibm.com>

        * config/s390/s390.c (s390_sched_reorder2): Remove.
        (TARGET_SCHED_REORDER2): Do not redefine.

2004-02-12  Zack Weinberg  <zack@codesourcery.com>

        * c-parse.in (maybe_type_qual): Delete.
        (maybe_volatile, simple_asm_expr, asmdef, asm_stmt)
        (asm_argument): New grammar rules.
        (extdef_1): Use asmdef.
        (maybeasm): Move down with other asm rules; use simple_asm_expr.
        (xexpr): Move up with other expression rules.
        (stmt): Use asm_stmt.

        * c-typeck.c (build_asm_expr): New function - body mostly
        pulled from build_asm_stmt.
        (build_asm_stmt): Just handle tacking on the volatile qualifier.
        * c-tree.h (build_asm_expr, build_asm_stmt): Update prototypes.

2004-02-12  Richard Sandiford  <rsandifo@redhat.com>

        PR bootstrap/13617
        * config/mips/mips-protos.h (mips_output_aligned_decl_common): Declare.
        (mips_declare_object): Make variadic.
        * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Use
        mips_output_aligned_decl_common.
        * config/mips/mips.c (mips_output_aligned_decl_common): New function.
        (mips_declare_object): Make variadic.

2004-02-12  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

        * function.c (update_epilogue_consts): Teach about binary operations.

        * emit-rtl.c (set_mem_attributes_minus_bitpos): Don't kill
        previous MEM_VOLATILE in REF.
        * function.c (fixup_var_refs): Save volatile_ok and set to 1.
        * expr.c (emit_block_move_via_movstr): Save and restore volatile_ok.

2004-02-12  Gunther Nikl  <gni@gecko.de>

        * config.gcc: Restore support for m68k-openbsd.

2004-02-12  Jan Hubicka  <jh@suse.cz>

        * tree-optimize.c (tree_rest_of_compilation): Do not release
        DECL_ARGUMENTS.

2004-02-11  Matt Kraai  <kraai@alumni.cmu.edu>

        * doc/install.texi: Fix the spelling of "explicitly".

2004-02-11  Eric Christopher  <echristo@redhat.com>

        * cppcharset.c (_cpp_interpret_string_notranslate): Rename and
        duplicate argument structure of cpp_interpret_string.
        * cpphash.h: Move prototype...
        * cpplib.h: Here.
        * cpplib.c: Fix calls to match new function signature.

2004-02-11  Joseph S. Myers  <jsm@polyomino.org.uk>

        PR c/456
        * cppexp.c (num_binary_op): Don't allow comma operators in #if
        constant expressions at all outside C99 mode if pedantic.

2004-02-11  Uros Bizjak  <uros@kss-loka.si>

        * optabs.h (enum optab_index): Add new OTI_log10 and OTI_log2.
        (log10_optab, log2_optab): Define corresponding macros.
        * optabs.c (init_optabs): Initialize log10_optab and log2_optab.
        * genopinit.c (optabs): Implement log10_optab and log2_optab
        using log10?f2 and log2?f2 patterns.
        * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LOG10{,F,L}
        using log10_optab, and BUILT_IN_LOG2{,F,L} using log2_optab.
        (expand_builtin): Expand BUILT_IN_LOG10{,F,L} and BUILT_IN_LOG2{,F,L}
        using expand_builtin_mathfn if flag_unsafe_math_optimizations is set.

        * config/i386/i386.md (log10sf2, log10df2, log10xf2, log2sf2,
        log2df2, log2xf2): New patterns to implement log10, log10f, log10l,
        log2, log2f and log2l built-ins as inline x87 intrinsics.

2004-02-11  Richard Henderson  <rth@redhat.com>

        PR target/1532
        * flow.c (insn_dead_p): A clobber of a dead hard register is a
        dead insn after reload.

2004-02-11  Ulrich Weigand  <uweigand@de.ibm.com>

        * tree.h (frame_base_decl): Add GTY marker.
        * var-tracking.c (frame_base_decl): Likewise.

2004-02-11  Daniel Berlin  <dberlin@dberlin.org>

        * dwarf2out.c (output_loc_list): Remove no longer necessary, and now
        incorrect, hunk.
        (add_location_or_const_value_attribute): Use text_section_label,
        not TEXT_SECTION_NAME.

2004-02-11  Per Bothner  <per@bothner.com>

        Represent column numbers using line-map's source_location.
        The "next available source_location" is now managed internally by
        line-maps.c rather than by clients.
        * line-map.h (struct line_map):  New field column_bits.
        <from_line>:  Rename field to start_location.
        (struct line_maps):  New fields highest_location and max_column_hint.
        (linemap_check_files_exited):  New declaration.
        (linemap_line_start):  New declaration.
        (linemap_add):  Remove from_line parameter; use highest_location field.
        (SOURCE_LINE, LAST_SOURCE_LINE):  Modify to use column_bits.
        (SOURCE_COLUMN, LAST_SOURCE_LINE_LOCATION):  New macros.
        (CURRENT_LINE_MAP):  Remove macro.
        (linemap_position_for_column):  New inline function.
        * line-map.c (linemap_init):  Clear new fields.
        (linemap_check_files_exited):  New function, extracted from ...
        (linemap_free):  Use linemap_check_files_exited.
        (linemap_add):  Remove from_line parameter.  Various updates.
        (linemap_line_start):  New function.
        (linemap_lookeup):  Update for new field names.
        * cpphash.h (struct cpp_reader) <map>:  Field removed.  Because
        linemap_position_for_column may unpredictably change the current map,
        it is cleaner and simpler for us to not cache it in cpp_reader.
        (struct cpp_buffer):  New sysp field.
        Changed warned_cplusplus_comments and from_stage3 to bitfields.
        * cppinit.c (cpp_read_min_file):  pfile->map no longer exists.
        * cpplib.c (do_line, do_linemarker, _cpp_do_file_change):  Get
        current map using linemap_lookup.
        (do_linemarker):  Also set buffer's sysp field.
        (destringize_and_run):  No longer need to decrement current line.
        * cppfiles.c (_cpp_stack_file):  Set sysp from and in buffer.
        (search_path_head, open_file_failed):  Use buffer's sysp.
        (cpp_make_system_header):  Get current map using linemap_lookup.
        Also set buffer's sysp flag.
        * cppmacro.c (_cpp_builtin_macro_text):  Likewise use linemap_lookup.
        * cpphash.h (CPP_INCREMENT_LINE):  New macro.
        (struct cpp_buffer):  Moved fields saved_cur, saved_rlimit to ...
        (struct cpp_reader):  ... and adding saved_line_base field.
        * cpptrad.c (_cpp_overlay_buffer, _cpp_remove_overlay):
        Update accordingly.  Don't adjust line.
        (_cpp_scan_out_logical_line):  Use CPP_INCREMENT_LINE.
        * cpphash.c (CPP_IN_SYSTEM_HEADER):  Replaced macro by ...
        (cpp_in_system_header):  ... new inline function, using buffer's sysp.
        * cpperror.c (_cpp_begin_message):  Update to use cpp_in_system_header.
        * cpplex.c (_cpp_lex_direct):  Likewise.
        * cppmacro.c (_cpp_builtin_macro_text):  Likewise.
        * cppmacro.c (_cpp_create_definition):  Use buffer's sysp field.
        * cpplib.h (struct cpp_token):  Rename line field to src_loc.
        Remove col field as it is now subsumed by src_loc.
        * cpperror.c:  Update various field, parameter, and macro names.
        (print_location):  If col==0, try SOURCE_COLUMN of line.
        (cpp_error):  Use cur_token's src_loc field, rather than line+col.
        * cpplib.c (do_diagnostic):  Token's src_loc fields replaces line+col.
        * cpplex.c (_cpp_process_line_notes, _cpp_lex_direct,
        _cpp_skip_block_comment):  Use CPP_INCREMENT_LINE.
        (_cpp_temp_token):  Replace cpp_token's line+col fields by src_loc.
        (_cpp_get_fresh_line):  Don't need to adjust line for missing newline.
        (_cpp_lex_direct):  Use linemap_position_for_column.
        * c-ppoutput.c (maybe_print_line, print_line):  Don't take map
        parameter.  Instead get it from the line_table global.  Adjust callers.
        (print):  Remove map field.  Replace line field to src_line.
        (init_pp_output, account_for_newlines, maybe_print_line):  Adjust.
        (cb_line_change):  Use SOURCE_COLUMN.  Minor optimizations.
        (pp_file_change):  Use MAIN_FILE_P since we cannot checked print.map.
        Use LAST_SOURCE_LINE_LOCATION to "catch up" after #include.
        * cpptrad.c (copy_comment):  Rename variable.
        * c-lex.c (map):  Remove static variable, for same reason we removed
        cpp_reader's map field.
        (cb_line_change, cb_def_pragma, cb_define, cb_undef):  Hence we need
        to call linemap_lookup.
        (cb_line_change):  Token's line field replaced by src_loc.
        (fe_file_change):  Use MAINFILE_P and LAST_SOURCE_LINE macros.
        Don't save new_map.

        * cpphash.h, cpperror.c, cpplib.h:  Some renames of fileline to
        source_location.

2004-02-11  Hartmut Penner  <hpenner@de.ibm.com>

        * config/rs6000/altivec.md (*movv4si_internal): At least one
        operand must be register_operand.
        (*movv8hi_internal1): Likewise.
        (*movv16qi_internal1): Likewise.
        (*movv4sf_internal1): Likewise.

2004-02-10  Aldy Hernandez  <aldyh@redhat.com>

        * config/rs6000/spe.md ("*movv2si_internal"): Check for register
        operand.
        (movv4hi_internal): Same.
        (movv2sf_internal): Same.
        (movv1di_internal): Same.

2004-02-11  Thiemo Seufer  <seufer@csv.ica.uni-stuttgart.de>

        * config/mips/mips.h (TARGET_OLDABI): Define. Use TARGET_NEWABI and
        TARGET_OLDABI consistently.
        * config/mips/mips.c (function_arg,mips_setup_incoming_varargs,
        mips_va_arg,override_options,compute_frame_size,
        mips_initial_elimination_offset,mips16_fp_args,build_mips16_call_stub
        ,mips_return_in_memory,mips_strict_argument_naming): Use TARGET_NEWABI
        and TARGET_OLDABI consistently.
        * config/mips/mips.md (exception_receiver): Likewise.
        * config/mips/linux64.h: Likewise.

2004-02-11  Hartmut Penner  <hpenner@de.ibm.com>

        * gcc/config/rs6000/rs6000.c (rs6000_override_options)
        Set AltiVec ABI and vrsave as default for ppc64 linux.
        (init_cumulative_args): Post error, if try to return
        value in AltiVec register without enable AltiVec.
        (function_arg_advance): Ditto for passing arguments.

2004-02-11  Richard Sandiford  <rsandifo@redhat.com>

        * emit-rtl.c (mark_label_nuses): Check that a LABEL_REF refers to
        a label before updating its usage count.

2004-02-10  Matt Kraai  <kraai@alumni.cmu.edu>

        * doc/install.texi: Remove extra cd.

2004-02-10  Ziemowit Laski  <zlaski@apple.com>

        * c-common.c (vector_size_helper): Remove; call
        reconstruct_complex_type() instead.
        * tree.c (reconstruct_complex_type): New function
        (formerly vector_size_helper() in c-common.c).
        (make_vector): Make externally visible.
        * tree.h (reconstruct_complex_type, make_vector): Add prototypes.

2004-02-10  Kazu Hirata  <kazu@cs.umass.edu>

        * config/h8300/h8300-protos.h: Add a prototype for
        h8300_regs_ok_for_stm.
        * config/h8300/h8300.c (h8300_regs_ok_for_stm): New.
        * config/h8300/h8300.md (stm_h8300s_2_advanced,
        stm_h8300s_2_normal, stm_h8300s_2, stm_h8300s_3_advanced,
        stm_h8300s_3_normal, stm_h8300s_3, stm_h8300s_4_advanced,
        stm_h8300s_4_normal, stm_h8300s_4, ldm_h8300s_2_advanced,
        ldm_h8300s_2_normal, ldm_h8300s_2, ldm_h8300s_3_advanced,
        ldm_h8300s_3_normal, ldm_h8300s_3, ldm_h8300s_4_advanced,
        ldm_h8300s_4_normal, ldm_h8300s_4): Use
        h8300_regs_ok_for_stm().

2004-02-10  Danny Smith  <dannysmith@users.sourceforge.net>

        PR c/14088
        * real.c (real_from_string): Look for 'X' as well as 'x' in
        hexfloat strings.

2004-02-10  Kazu Hirata  <kazu@cs.umass.edu>

        * config/h8300/h8300.md: Remove an incorrect comment about
        peephole2.  Add comments.

2004-02-10  Josef Zlomek  <zlomekj@suse.cz>

        PR/14058
        * emit-rtl.c (set_decl_incoming_rtl): New.
        * tree.h (set_decl_incoming_rtl): New.
        * function.c (assign_parms): Use set_decl_incoming_rtl for setting
        DECL_INCOMING_RTL.
        * ada/misc.c (adjust_decl_rtl): Likewise.

2004-02-10  Per Bothner  <per@bothner.com>

        * c-opts.c (c_common_post_options):   Don't emit working directory
        in cpp output if -P was specified.

2004-02-10  Paolo Bonzini  <bonzini@gnu.org>

        PR c/14092
        * fold-const.c (fold) <NEGATE_EXPR>: Convert result of
        negate_expr back to the original type.

2004-02-10  Alan Modra  <amodra@bigpond.net.au>

        * config/rs6000/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Don't
        bump retaddr here.

2004-02-10  Paolo Bonzini  <bonzini@gnu.org>

        * rtl.h (schedule_insns, schedule_ebbs, fix_sched_param,
        gen_lowpart_SUBREG): Move under the file in which they
        are actually declared.

2004-02-10  Arnaud Charlet  <charlet@act-europe.fr>

        * doc/sourcebuild.texi: Add libada documentation.

        * doc/install.texi: Update documentation on Ada build, now
        that the GNAT lib and tools are built automatically.

2004-02-10  Richard Sandiford  <rsandifo@redhat.com>

        * config/mips/mips.h (TARGET_GPWORD): Return false for TARGET_NEWABI
        && TARGET_IRIX.

2004-02-09  Ziemowit Laski  <zlaski@apple.com>

        * objc/objc-act.c (get_super_receiver): Move '#ifdef OBJCPLUS'
        boundaries outside build_component_ref() call (a macro in ObjC++).

2004-02-09  Bob Wilson  <bob.wilson@acm.org>

        * config/xtensa/xtensa-protos.h (xtensa_copy_incoming_a7): Update.
        (init_cumulative_args): Likewise.
        (a7_overlap_mentioned_p): Delete prototype.
        * config/xtensa/xtensa.c (struct machine_function): Replace
        incoming_a7_copied field with need_a7_copy and vararg_a7 flags.
        Add set_frame_ptr_insn field.
        (xtensa_emit_move_sequence): Update call to xtensa_copy_incoming_a7.
        (xtensa_copy_incoming_a7): Rewrite to check need_a7_copy flag and check
        if the operand is an argument in a7.  If so, copy a7 to a new pseudo
        at the function entry and replace the operand with the pseudo.
        (init_cumulative_args): Remove unused arguments.  Add new "incoming"
        argument and record this flag in CUMULATIVE_ARGS.
        (function_arg): Remove result_mode and special-case code to handle
        arguments in a7.  Instead, set need_a7_copy flag when there is an
        incoming argument in a7.
        (xtensa_expand_prologue): Remove code to search for set_frame_ptr insn
        and use the value recorded in cfun->machine->set_frame_ptr_insn.
        (xtensa_builtin_saveregs): Check for negative gp_left value.  Set
        need_a7_copy and vararg_a7 flags.  Use move_block_from_reg instead of
        special-case code.
        (a7_overlap_mentioned_p): Delete.
        * config/xtensa/xtensa.h (CUMULATIVE_ARGS): Add "incoming" flag.
        (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Remove useless
        arguments to init_cumulative_args and pass "incoming" flag instead.
        (BLOCK_REG_PADDING): Delete.
        * config/xtensa/xtensa.md (movdi, movsf, movdf): Remove unnecessary
        checks for reload_in_progress and reload_completed.  Update calls to
        xtensa_copy_incoming_a7.
        (ashlsi3): Rename existing insn to ashlsi3_internal.  Add expander
        to call xtensa_copy_incoming_a7.

2004-02-09  DJ Delorie  <dj@redhat.com>

        * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): No
        longer modify standard_exec_prefix, standard_bindir_prefix, or
        standard_startfile_prefix.

2004-02-09  James E Wilson  <wilson@specifixinc.com>

        PR c++/11295
        * c-common.c (c_expand_expr, case STMT_EXPR): Change expand_expr call
        to expand_expr_real call, and pass in alt_rtl as last argument.

        PR libstdc++/5625
        * builtin-types.def (BT_WORD, BT_FN_WORD_PTR): New.
        * builtins.c (expand_builtin): Handle BUILT_IN_EXTEND_POINTER.
        * builtins.def (BUILT_IN_EXTEND_POINTER): New.
        * except.c (expand_builtin_extend_pointer): New.
        * except.h (expand_builtin_extend_pointer): Declare.

2004-02-09  David Edelsohn  <edelsohn@gnu.org>

        * config/rs6000/rs6000.c (rs6000_emit_move): Remove splitting slow
        unaligned loads and stores.

2004-02-09  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

        * config/mips/iris5.h (BSS_SECTION_ASM_OP): Define.
        * config/mips/iris6.h (BSS_SECTION_ASM_OP): Undef.

        * config/mips/iris6.h (TARGET_ASM_NAMED_SECTION): Moved ...
        * config/mips/iris5.h: ... here.
        * config/mips/iris5gas.h (TARGET_ASM_NAMED_SECTION): Remove.

        * config/mips/iris6.h (EXTRA_SECTION_FUNCTIONS): Move ...
        * config/mips/iris5.h: ... here.

2004-02-09  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

        * configure.ac: Remove default executable files before AC_PROG_CC.
        * configure: Regenerate.

2004-02-09  Kazu Hirata  <kazu@cs.umass.edu>

        PR target/13721
        * config/h8300/h8300.c (byte_reg): Call abort() if asked to
        print a operand other than a register.

2004-02-09  Roger Sayle  <roger@eyesopen.com>

        * fold-const.c (fold) <NOP_EXPR>: Use the original type conversion
        tree code rather than call fold_convert, which doesn't specify a
        default floating point to integer conversion.

2004-02-08  Bernardo Innocenti  <bernie@develer.com>

        * config/m68k/m68k.c, config/m68k/m68k.md (SGS, SGS_CMP_ORDER): Remove
        code to support SGS assembler.  Reformat adjacent code where possible.
        * config/m68k/m68k.c (switch_table_difference_label_flag): Remove
        definition.
        * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Remove support
        for '%#'.
        * config/m68k/linux.h, config/m68k/m68k.c,
        * config/m68k/math-68881.h: Replace `%#' with `#' in inline asm
        macros and asm_printf() format strings.
        * config/m68k/m68kelf.h (ASM_OUTPUT_CASE_END): Remove macro definition.
        * config/m68k/linux.h: Update copyright.
        * config/m68k/linux.h, config/m68k/m68k.c: Remove traling whitespace.

2004-02-08  Andreas Schwab  <schwab@suse.de>
            Bernardo Innocenti  <bernie@develer.com>

        * config/m68k/m68k.h (REGISTER_NAMES): Prefix each name with
        REGISTER_PREFIX.
        * (M68K_FP_REG_NAME): New macro to specify an alternate name for the
        frame pointer register, overridable by OS targets.
        * (M68K_REGNAME): Macro to obtain register name for asm output,
        eventually replacing %a6 with M68K_FP_REG_NAME.
        * config/m68k/coff.h (REGISTER_NAMES): Don't redefine.
        * config/m68k/linux.h (REGISTER_NAMES): Likewise.
        * config/m68k/m68kelf.h (REGISTER_NAMES): Likewise.
        * config/m68k/netbsd-elf.h (REGISTER_NAMES): Likewise.
        * config/m68k/m68k.c: Use M68K_REGNAME(x) in place of reg_names[x].

2004-02-08  Kazu Hirata  <kazu@cs.umass.edu>

        * target-def.h (TARGET_STRUCT_VALUE_RTX): Define as
        hook_rtx_tree_int_null.
        * targhooks.c (default_struct_value_rtx): Remove.
        * targhooks.h: Remove the prototype for
        default_struct_value_rtx.
        * config/alpha/alpha.c, config/arc/arc.c, config/avr/avr.c,
        config/fr30/fr30.c, config/h8300/h8300.c, config/i386/i386.c,
        config/ip2k/ip2k.c, config/iq2000/iq2000.c,
        config/m32r/m32r.c, config/mcore/mcore.c, config/mips/mips.c,
        config/mn10300/mn10300.c, config/pdp11/pdp11.c,
        config/rs6000/rs6000.c, config/s390/s390.c,
        config/stormy16/stormy16.c, config/v850/v850.c,
        config/xtensa/xtensa.c (TARGET_STRUCT_VALUE_RTX): Remove.
        * doc/tm.texi (TARGET_STRUCT_VALUE_RTX): Document the default.

2004-02-08  Joseph S. Myers  <jsm@polyomino.org.uk>

        * README.Portability: Change "ISO C89" to "ISO C90".
        * c-parse.in (primary, initelt): Likewise.

2004-02-08  Richard Sandiford  <rsandifo@redhat.com>

        * real.c (encode_ibm_extended): Normalize the input value before
        converting it to a double.  Handle the case where a normal value
        rounds to infinity.

2004-02-08  Kazu Hirata  <kazu@cs.umass.edu>

        * c-objc-common.c (c_cannot_inline_tree_fn): Fix a typo in a
        warning.
        * cse.c (preferrable): Change to preferable. Update all of its
        callers.
        * genautomata.c (ainsn): Change
        first_ainsn_with_given_equialence_num to
        first_ainsn_with_given_equivalence_num.  Update all of its
        references.

2004-02-08  Jan Hubicka  <jh@suse.cz>

        * schedule-ebb.c (schedule_ebbs): Do not allocate reg life data.

2004-02-07  David Edelsohn  <edelsohn@gnu.org>

        * function.c (assign_parms): Fix formatting.

2004-02-07  Kazu Hirata  <kazu@cs.umass.edu>

        * default.h (PROMOTE_PROTOTYPES): Remove.
        * system.h (PROMOTE_FUNCTION_RETURN, PROMOTE_PROTOTYPES,
        STRUCT_VALUE_REGNUM, SETUP_INCOMING_VARARGS,
        EXPAND_BUILTIN_SAVEREGS): Poison.
        * target-def.h (TARGET_PROMOTE_FUNCTION_RETURN): Define as
        hook_bool_tree_false.
        (TARGET_PROMOTE_PROTOTYPES): Likewise.
        * target.h: Replace SETUP_INCOMING_VARARGS with
        targetm.calls.setup_incoming_varargs().
        * targhooks.c (default_promote_function_return): Remove.
        (default_promote_prototypes): Likewise.
        (default_struct_value_rtx): Always abort().
        (default_expand_builtin_saveregs): Always print an error
        message.
        (default_setup_incoming_varargs): Do nothing.
        (default_pretend_outgoing_varargs_named): Don't depend on
        SETUP_INCOMING_VARARGS.
        * targhooks.h: Remove the prototype for
        default_promote_function_return and
        default_promote_prototypes.

2004-02-07  Kazu Hirata  <kazu@cs.umass.edu>

        * system.h (SHARED_SECTION_ASM_OP): Poison.
        * varasm.c (data_section): Don't use SHARED_SECTION_ASM_OP.
        * doc/tm.texi (SHARED_SECTION_ASM_OP): Remove.

2004-02-07  Zack Weinberg  <zack@codesourcery.com>

        Bug 13856
        * c-decl.c (diagnose_mismatched_decls): Only give special
        treatment when olddecl is DECL_BUILT_IN, if C_DECL_INVISIBLE
        is also true.
        (merge_decls): Don't clear DECL_BUILT_IN_CLASS and
        DECL_FUNCTION_CODE when defining a built-in function.
        Don't update DECL_ESTIMATED_INSNS.
        * dwarf2out.c (dwarf2out_decl): Don't ignore built-in
        FUNCTION_DECLs.
        * tree.h: Delete DECL_ESTIMATED_INSNS.
        * tree-inline.c (struct inline_data): Delete inlined_insns field.
        (expand_call_inline, optimize_inline_calls): Don't update
        DECL_ESTIMATED_INSNS nor inlined_insns.
        * cgraphunit.c (cgraph_analyze_function): Don't update
        DECL_ESTIMATED_INSNS.

2004-02-07  Zack Weinberg  <zack@codesourcery.com>

        * c-common.c (shadow_warning): Delete.
        * c-common.h (free_parser_stacks, shadow_warning, sw_kind): Delete.
        * c-decl.c (warn_if_shadowing): Issue shadow warnings directly.
        * c-opts.c (c_common_parse_file): Don't call free_parser_stacks.
        * c-parse.in (free_parser_stacks): Delete.

2004-02-07  Nathanael Nerode  <neroden@gcc.gnu.org>

        * Makefile.in, config/t-slibgcc-darwin, config/t-slibgcc-elf-ver,
        config/t-slibgcc-sld, config/mips/t-iris5-6, config/sh/t-linux:
        Use the top level mkinstalldirs, not the one in the gcc subdir.
        * mkinstalldirs: Remove (from the gcc subdir).

2004-02-07  Roger Sayle  <roger@eyesopen.com>

        PR middle-end/13696
        * fold-const.c (fold_convert): New function to provide type
        conversion to the middle-end without using convert.
        (negate_expr, associate_trees, size_diffop, omit_one_operand,
        operand_equal_for_comparison_p, pedantic_omit_one_operand,
        invert_truthvalue, optimize_bit_field_compare, range_binop,
        decode_field_reference, make_range, build_range_check, unextend,
        fold_truthop, extract_muldiv_1, fold_mathfn_compare,
        fold_binary_op_with_conditional_arg, fold_inf_compare,
        fold_single_bit_test, fold, multiple_of_p): Replace all calls to
        convert with calls to fold_convert.

2004-02-07  Jan Hubicka  <jh@suse.cz>

        * genrecog.c (find_operand): add extra argument stop.
        (validate_pattern): Verify that mach_dup is duplicating operand
        defined lexically earlier.

2004-02-07  Kazu Hirata  <kazu@cs.umass.edu>

        * config.gcc: Don't mention MAX_LONG_TYPE_SIZE.
        * system.h (MAX_LONG_TYPE_SIZE, MAX_LONG_DOUBLE_TYPE_SIZE,
        MAX_WCHAR_TYPE_SIZE, GCOV_TYPE_SIZE): Poison.
        * config/avr/avr.h, config/h8300/h8300.h, config/i386/i386.h,
        config/ia64/ia64.h, config/ip2k/ip2k.h,
        config/iq2000/iq2000.h, config/mips/iris5.h,
        config/mips/mips.h, config/pa/pa-64.h, config/pa/pa.h,
        config/rs6000/aix51.h, config/rs6000/aix52.h,
        config/rs6000/darwin.h, config/rs6000/rs6000.h,
        config/s390/s390.h, config/sh/sh.h, config/sparc/freebsd.h,
        config/sparc/linux.h, config/sparc/linux64.h,
        config/sparc/netbsd-elf.h, config/sparc/sparc.h,
        config/xtensa/xtensa.h: Remove the definitions of
        MAX_LONG_TYPE_SIZE, MAX_LONG_DOUBLE_TYPE_SIZE, and/or
        MAX_WCHAR_TYPE_SIZE.
        * doc/tm.texi (MAX_LONG_TYPE_SIZE, MAX_LONG_DOUBLE_TYPE_SIZE,
        MAX_WCHAR_TYPE_SIZE, GCOV_TYPE_SIZE): Remove.

2004-02-07  Stephane Carrez  <stcarrez@nerim.fr>

        PR bootstrap/13990
        * config/m68hc11/m68hc11.md ("doloop_end"): Pass dummy arguments to
        gen_rtx_NE.

2004-02-07  Josef Zlomek  <zlomekj@suse.cz>

        * var-tracking.c (vt_add_function_parameters): Surround checkings by
        #ifdef ENABLE_CHECKING and #endif.

2004-02-07  Roger Sayle  <roger@eyesopen.com>

        * fold-const.c (negate_expr_p, negate_expr): Optimize -(A+B) into
        either (-A)-B or (-B)-A, if A or B is easily negated respectively.
        (fold) <MINUS_EXPR>: Optimize (A*C) - (B*C) -> (A-B)*C for both
        integer types and floating point with unsafe_math_optimizations.
        Add similar optimization for (A*C1) - (A*C2) -> A*(C1-C2).
        Optimize A - B as A + (-B), if B is easily negated.

2004-02-07  Kazu Hirata  <kazu@cs.umass.edu>

        * c-ppoutput.c, cfganal.c, diagnostic.h, print-rtl.c,
        config/darwin.c, config/darwin.h, config/ia64/ia64-c.c,
        config/m32r/linux.h, config/rs6000/ppc64-fp.c,
        config/sparc/openbsd.h, doc/makefile.texi, doc/passes.texi:
        Update copyright.

2004-02-07  Kazu Hirata  <kazu@cs.umass.edu>

        * c-ppoutput.c, var-tracking.c: Fix comment typos.

2004-02-06  James E Wilson  <wilson@specifixinc.com>

        * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Only define for
        glibc 2.3 or better.

2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>

        * doc/tm.texi (TARGET_FLOAT_LIB_COMPARE_RETURNS_BOOL): Change
        to FLOAT_LIB_COMPARE_RETURNS_BOOL.

2004-02-07  Alan Modra  <amodra@bigpond.net.au>

        * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Add darwin-ldouble.c.
        (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
        (SHLIB_MKMAP_OPTS): Delete.
        (TARGET_LIBGCC2_CFLAGS): Add -specs.
        (bispecs): Add rule.
        * config/rs6000/libgcc-ppc64.ver: New file.
        * config/rs6000/ppc64-fp.c (__fixtfdi, __floatditf): New functions.
        (__floatdidf, __floatdisf): Optimize multiply.
        (__fixunstfdi): New function.
        * config/rs6000/rs6000.c (rs6000_complex_function_value): Allow for
        real and imag parts larger than one register.
        (function_arg): Correct type of reg used when fp arg split partially
        to stack.
        * config/rs6000/darwin-ldouble.c: Protect with #if !_SOFT_FLOAT
        and __MACH__ or __powerpc64__.

2004-02-06  Roger Sayle  <roger@eyesopen.com>
            Ulrich Weigand  <uweigand@de.ibm.com>

        * builtins.c (expand_builtin_signbit): Use extract_bit_field instead
        of gen_highpart or gen_lowpart when the floating point format is
        wider than the result mode.

2004-02-06  Andrew Pinski  <pinskia@physics.uc.edu>

        * dwarf2out.c (loclabel_num): Move into #ifdef
        DWARF2_DEBUGGING_INFO.

2004-02-06  Ziemowit Laski  <zlaski@apple.com>

        * objc/objc-act.c (build_super_template) the 'class' field of
        'struct _objc_super' shall be named 'super_class' #ifdef OBJCPLUS.
        (get_super_receiver): Likewise.

2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>

        * reload1.c (check_eliminable_occurrences): Optimize the reset
        of can_eliminate.
        (eliminate_regs_in_insn): Likewise.

2004-02-06  Daniel Berlin <dberlin@dberlin.org>
            Josef Zlomek  <zlomekj@suse.cz>

        * dwarf2out.c (struct gcc_debug_hooks): Call dwarf2out_begin_function
        at the beginning of function, call dwarf2out_var_location for
        NOTE_INSN_VAR_LOCATION note.
        (struct var_loc_node, struct var_loc_list_def, loclabel_num,
        decl_loc_table): New.
        (lookup_decl_loc): New function.
        (add_var_loc_to_decl): New function.
        (based_loc_descr): Added parameter can_use_fbreg, DW_OP_fbreg is used
        only if can_use_fbreg.
        (mem_loc_descriptor): Added parameter can_use_fbreg, pass it to other
        functions.
        (loc_descriptor): Likewise. Process VAR_LOCATION.
        (concat_loc_descriptor): Call loc_descriptor with can_use_fbreg == true.
        (loc_descriptor_from_tree): Call mem_loc_descriptor with
        can_use_fbreg == true.
        (add_location_or_const_value_attribute): Added parameter enum
        dwarf_attribute attr, generate attribute ATTR.  Create the location list.
        (add_bound_info): Call loc_descriptor with can_use_fbreg == true.
        (gen_formal_parameter_die): Call add_location_or_const_value_attribute
        with attr == DW_AT_location.
        (gen_subprogram_die): Generate the location list for DW_AT_frame_base
        if frame_base_decl is defined and has a location list.
        (gen_variable_die): Call add_location_or_const_value_attribute with
        attr == DW_AT_location.
        (dwarf2out_var_location): New function.
        (dwarf2out_begin_function): New function.
        (dwarf2out_init): Create decl_loc_table.

2004-02-06  Ulrich Weigand  <uweigand@de.ibm.com>

        * loop.c (force_movables): Transitively increase the priorities of
        all insns forces by an insn, not just the first one.

2004-02-06  Josef Zlomek  <zlomekj@suse.cz>
            Daniel Berlin <dberlin@dberlin.org>

        Josef Zlomek  <zlomekj@suse.cz>
        * Makefile.in (var-tracking.o): New.
        * common.opt (fvar-tracking): New.
        * flags.h (flag_var_tracking): New.
        * gengtype.c (adjust_field_rtx_def): NOTE_INSN_VAR_LOCATION was added.
        * opts.c (common_handle_option): Add OPT_fvar_tracking.
        * print-rtl.c (print_rtx): NOTE_INSN_VAR_LOCATION was added.
        * rtl.c (note_insn_name): Likewise.
        * rtl.def (VAR_LOCATION): New.
        * rtl.h (NOTE_VAR_LOCATION): New.
        (NOTE_VAR_LOCATION_DECL): New.
        (NOTE_VAR_LOCATION_LOC): New.
        (enum insn_note): NOTE_INSN_VAR_LOCATION was added.
        (variable_tracking_main): New exported function.
        * timevar.def (TV_VAR_TRACKING): New.
        * toplev.c (enum dump_file_index): Added DFI_vartrack.
        (dump_file): "vartrack" was added (-dV).
        (flag_var_tracking): New.
        (f_options): "var-tracking" was added.
        (rest_of_handle_variable_tracking): New function.
        (rest_of_compilation): Run variable tracking.
        (process_options): If user has not specified flag_var_tracking set it
        according to optimize, debug_info_level and debug_hooks.
        * tree.h (frame_base_decl): New.
        * var-tracking.c: New file.
        * config/ia64/ia64.c (ia64_flag_var_tracking): New variable.
        (ia64_override_options): Set flags to run variable tracking in machine
        dependent reorg instead of toplev.c.
        (ia64_reorg): Run variable tracking if wanted.
        * doc/invoke.texi: Mention variable tracking in -dV,
        add and -fvar-tracking.
        * doc/passes.texi: Added variable tracking pass.

        Daniel Berlin <dberlin@dberlin.org>
        * debug.h (struct gcc_debug_hooks): Added var_location debug hook.
        * dbxout.c (dbx_debug_hooks): Likewise.
        (xcoff_debug): Likewise.
        * debug.c (do_nothing_debug_hooks): Likewise.
        * dwarf2out.c (dwarf2_debug_hooks): Likewise.
        * dwarfout.c (dwarf_debug_hooks): Likewise.
        * sdbout.c (sdb_debug_hooks): Likewise.
        * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
        * final.c (final_scan_insn): Call var_location debug hook for each
        NOTE_INSN_VAR_LOCATION.

2004-02-06  Jan Hubicka  <jh@suse.cz>

        * flow.c (update_life_info): Allocate reg_deaths when called from
        scheudler.
        (attempt_auto_inc):  Update life ranges accordingly.

2004-02-06  Ulrich Weigand  <uweigand@de.ibm.com>

        PR debug/11816
        * dwarf2out.c (gen_decl_die): Handle anonymous struct members.

2004-02-06  Ulrich Weigand  <uweigand@de.ibm.com>

        * cfganal.c (flow_call_edges_add): Never split a libcall block.

2004-02-06  Daniel Berlin  <dberlin@dberlin.org>

        * dwarf2out.c (output_loc_list): Don't use deltas if we have
        a separate line info table in use.
        Use the correct size for terminators.
        (output_die): Use offset, not delta.

2004-02-06  H.J. Lu  <hongjiu.lu@intel.com>

        * doc/invoke.texi: Remove the pni option from -mfpmath=.

2004-02-06  Jan Hubicka  <jh@suse.cz>

        * recog.c (split_all_insns): Do not update reg info.
        * regrename.c (regrename_optimize): Likewise.
        * toplev.c (rest_of_handle_reorder_blocks): Likewise.
        * flow.c (struct propagate_block_info): Add insn_num field.
        (reg_deaths): New array.
        (life_analysis): Free reg_deaths info.
        (allocate_reg_life_data): Allocate reg_deaths array.
        (propagate_one_insn): Use new array.
        (init_propagate_block): Initialize it.
        (free_propagate_block_info): Finish compuation of
        REG_LIVE_LENGTH
        (attempt_auto_inc): Sanity check that REG_INFO is not
        computed at same time.
        (mark_used_regs): Update new array.

        * reg-stack.c (subst_stack_regs): Unshare clobbers before
        substitution.

2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>

        * config/s390/s390.md (*extendsiqi2_short_displ): Change to
        *extendqisi2_short_displ.

2004-02-06  Alan Modra  <amodra@bigpond.net.au>

        * doc/tm.texi (INIT_CUMULATIVE_ARGS): Update doco.
        * calls.c (expand_call): Pass n_named_args to INIT_CUMULATIVE_ARGS.
        (emit_library_call_value_1): Likewise pass nargs.
        * expr.c (block_move_libcall_safe_for_call_parm): Pass 3 here.
        * function.c (assign_parms): Pass -1 to INIT_CUMULATIVE_ARGS.
        * config/rs6000/rs6000.c (init_cumulative_args): Use n_named_args
        parameter instead of scanning TYPE_ARGS_TYPES to count args.
        * config/rs6000/rs6000-protos.h (init_cumulative_args): Update
        prototype.
        * config/rs6000/rs6000.h (INIT_CUMULATIVE_ARGS): Pass extra arg.
        (INIT_CUMULATIVE_INCOMING_ARGS): Set extra arg to 1000.
        (INIT_CUMULATIVE_LIBCALL_ARGS): Set extra arg to 0.
        * config/sh/sh.c (sh_output_mi_thunk): Pass 1 as n_named_args to
        INIT_CUMULATIVE_ARGS.
        * config/alpha/alpha.h (INIT_CUMULATIVE_ARGS): Update.
        * config/alpha/unicosmk.h, config/alpha/vms.h, config/arc/arc.h,
        config/arm/arm.h, config/avr/avr.h, config/c4x/c4x.h,
        config/cris/cris.h, config/fr30/fr30.h, config/frv/frv.h,
        config/h8300/h8300.h, config/i386/i386.h, config/i860/i860.h,
        config/ia64/ia64.h, config/ip2k/ip2k.h, config/iq2000/iq2000.h,
        config/iq2000/iq2000.c, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
        config/m68k/m68k.h, config/mcore/mcore.h, config/mips/mips.h,
        config/mmix/mmix.h, config/mn10300/mn10300.h, config/ns32k/ns32k.h,
        config/pa/pa.h, config/pdp11/pdp11.h, config/s390/s390.h,
        config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
        config/v850/v850.h, config/vax/vax.h, config/xtensa/xtensa.h: Likewise.

2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>

        * genemit.c (gen_exp) [CONST_INT]: Use const_int_rtx whenever
        possible.

2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>

        * reload1.c (eliminate_regs_in_insn): If a set has a REG_EQUAL
        note containing (plus (reg) (const_int)), where reg is an
        eliminable reg, then perform the register elimination without
        depending on eliminate_regs().

2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>

        * config/arc/arc.c (arc_return_in_memory): Check the return
        value of int_size_in_bytes against -1.  Don't check
        TREE_ADDRESSABLE.
        * config/avr/avr.c (avr_return_in_memory): Check the return
        value of int_size_in_bytes against -1.
        * config/ip2k/ip2k.c (ip2k_return_in_memory): Likewise.
        * config/m68hc11/m68hc11.c (m68hc11_return_in_memory):
        Likewise.
        * config/mcore/mcore.c (mcore_return_in_memory): Likewise.
        * config/stormy16/stormy16.c (xstormy16_return_in_memory):
        Likewise.

2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>

        * config/frv/frv-protos.h: Remove the prototype for
        frv_setup_incoming_varargs.
        * config/frv/frv.c (TARGET_SETUP_INCOMING_VARARGS): New.
        (frv_setup_incoming_varargs): Make it static.
        * config/frv/frv.h (SETUP_INCOMING_VARARGS): Remove.

2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>

        * config/fr30/fr30-protos.h: Remove the prototype for
        fr30_setup_incoming_varargs.
        Update the prototypes for fr30_num_arg_regs and
        fr30_function_arg_partial_nregs.
        * config/fr30/fr30.c (TARGET_STRUCT_VALUE_RTX): New.
        (TARGET_SETUP_INCOMING_VARARGS): Likewise.
        (fr30_setup_incoming_varargs): Make it static.
        Add argument second_time.  Don't do anything when second_time
        is nonzero.
        (fr30_num_arg_regs): Change the type of the first argument to
        enum machine_mode.
        (fr30_function_arg_partial_nregs): Change the type of the
        second argument to enum machine_mode.
        * config/fr30/fr30.h (STRUCT_VALUE): Remove.
        (SETUP_INCOMING_VARARGS): Remove.

2004-02-06  Kazu Hirata  <kazu@cs.umass.edu>

        * config/arc/arc-protos.h: Remove the prototype for
        arc_setup_incoming_varargs.
        * config/arc/arc.c (TARGET_ASM_EXTERNAL_LIBCALL): New.
        (TARGET_SETUP_INCOMING_VARARGS): Likewise.
        (arc_setup_incoming_varargs): Make it static.
        (arc_external_libcall): Likewise.
        * config/arc/arc.h (SETUP_INCOMING_VARARGS): Remove.
        Remove the commented-out definition of
        ASM_OUTPUT_EXTERNAL_LIBCALL.

2004-02-05  SUGIOKA Toshinobu  <sugioka@itonet.co.jp>

        * config/sh/t-linux (SHLIB_INSTALL): Prepend $$(DESTDIR)
        to $$(slibdir) in the installation commands.

2004-02-05  David Edelsohn  <edelsohn@gnu.org>

        * reload.c (refers_to_regno_for_reload_p): Index hard_regno_nregs
        with inner_regno, not regno.
        * rtlanal.c (refers_to_regno_p): Same.

2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>

        * config.gcc: Remove i370 support.

2004-02-05  Kelley Cook  <kcook@gcc.gnu.org>

        * doc/install.texi:  Update automake and autoconf version
        requirements.  Note where to find gcj automake version.

2004-02-05  Kelley Cook  <kcook@gcc.gnu.org>

        * Makefile.in (generate-manpages): Move dependencies to ...
        (man): here.
        * doc/makefile.texi: Document new targets.
        * doc/sourcebuild.texi (Make-lang.in): Document new langhooks.

2004-02-05  Kelley Cook  <kcook@gcc.gnu.org>

        PR/13485
        Makefile.in (srcextra):  Add a level of indirection to ...
        (gcc.srcextra): ... here.
        (po-generated): Delete.
        (po/$(PACKAGE).pot: Use srcextra instead of po-generated.  Depend on
        options.c.
        (start.encap): Remove superfluous lang.srcextra dependency.
        objc/Make-lang.in (po-generated):  Delete.

2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>

        * config/ia64/ia64.c (REG_GP): Remove.

2004-02-05  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

        * config/mips/iris5gas.h (PREFERRED_DEBUGGING_TYPE): Define.

2004-02-05  Devang Patel  <dpatel@apple.com>

        * dwarf2out.c (force_type_die): Look up input type itself
        instead of root_type() of type.

2004-02-05  Andreas Krebbel  <krebbel1@de.ibm.com>

        * config/s390/s390.md ("*tmqidi_ext"): New insn.
        ("*extendqidi2_short_displ", "*extendsiqi2_short_displ"): Old
        pre-reload splitters are transformed to post-reload
        define_insn_and_split patterns.
        ("*tmqisi_ext"): Renamed old "*tmqi_ext".

2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>

        * config/cris/cris.h: Replace PROMOTE_PROTOTYPES with
        TARGET_PROMOTE_PROTOTYPES.

2004-02-05  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

        PR middle-end/13750
        Revert:
        2004-01-15  Geoffrey Keating  <geoffk@apple.com>
        PR pch/13361
        * c-typeck.c (constructor_asmspec): Delete.
        (struct initializer_stack): Delete field 'asmspec'.
        (start_init): Delete saving of asmspec.
        (finish_init): Don't update constructor_asmspec.
        * dwarf2out.c (rtl_for_decl_location): Duplicate string from tree.
        * stmt.c (expand_asm): Duplicate strings from tree.
        (expand_asm_operands): Likewise.
        * tree.c (tree_size): Update computation of size of STRING_CST.
        (make_node): Don't make STRING_CST nodes.
        (build_string): Allocate string with tree node.
        * tree.def (STRING_CST): Update comment.
        * tree.h (TREE_STRING_POINTER): Adjust for change to STRING_CST.
        (tree_string): Place contents of string in tree node.
        * config/sh/sh.c (sh_handle_sp_switch_attribute): Duplicate string
        from tree.

2004-02-05  Joseph S. Myers  <jsm@polyomino.org.uk>

        * diagnostic.h (DEFINE_DIAGNOSTIC_KIND): Change parameter M to
        msgid.

2004-02-05  Dorit Naishlos  <dorit@il.ibm.com>

        * config/rs6000/altivec.md (*movv4si_internal): At least one
        operand must be altivec_register_operand.
        (*movv8hi_internal1): Likewise.
        (*movv16qi_internal1): Likewise.
        (*movv4sf_internal1): Likewise.

2004-02-05  David Edelsohn  <edelsohn@gnu.org>

        * configure.ac (gcc_cv_as_powerpc_mfcrf): Correct test for mfcr.
        * configure: Regenerate.

2004-02-05  Jonathan Wakely  <redi@gcc.gnu.org>

        * doc/install.texi: Update description of --gxx-include-dir to
        give correct default value.

2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>

        * config/h8300/h8300.h (REG_OK_FOR_BASE_NONSTRICT_P): Replace
        8 with MAC_REG.

2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>

        * config/pa/pa.c (emit_hpdiv_const): Replace gen_rtx with
        gen_rtx_PARALLEL.

2004-02-05  Kazu Hirata  <kazu@cs.umass.edu>

        * emit-rtl.c: Update the comment about the file.

2004-02-05  Joseph S. Myers  <jsm@polyomino.org.uk>

        * sourcebuild.texi (Test Idioms): Update testcase naming
        conventions.

2004-02-04  Per Bothner  <per@bothner.com>

        Partially revert/redo 2003-10-01 change; fix -fworking-directory.
        * c-ppoutput.c (pp_dir_change):  New function.
        * c-common.h (pp_dir_change):  New declaration.
        * cpplib.h (struct cpp_options):  Remove working_directory field.
        * cppinit.c (cpp_find_main_file, cpp_push_main_file):  Merge back to
        (cpp_read_main_file):  as before 10-01.  Call _cpp_stack_file.
        Don't handle -fworking_directory here, but in c_common_post_options.
        (read_original_directory): Don't back up when done.
        Don't clear no-longer used working_directory flag.
        * cpplib.h:  Update declarations to match.
        * c-lex.c (cb_dir_change):  Move to c-opts.c.
        (init_c_lex):  Don't set dir_change callback here, since we want
        to set it even if flag_preprocess_only.
        * c-opts.c (cb_dir_change):  Function moved from c-lex.c.
        (c_common_post_options):  Set dir_change callback.
        Call pp_dir_change if approporiate.
        (finish_options):  Don't call cpp_find_main_file here.  Hence remove
        unneeded parameter and result. Do LC_RENAME for <built-in>.
        (c_common_post_options):  Call cpp_read_main_file here instead.
        (c_common_init):  Update accordingly.
        (push_command_line_include):  Don't cpp_push_main_file.
        Do LC_RENAME rather than LC_LEASE to get back to main file.
        Compared to pre-10-01 version, inline cpp_rename_to_main_file.
        (c_common_parse_file):  Call cpp_read_main_file for subsequent main
        files, but call finish_options for all files.
        * c-opts.c (sanitize_cpp_opts):  Don't set cpp_opts->working_directory.
        * fix-header.c (read_scan_file):  Call cpp_read_main_file instead of
        cpp_find_main_file + cpp_push_main_file.
        * c-lex.c (fe_file_change):  Don't set main_input_filename here.
        * opts.c (handle_options):  Only set main_input_filename first time.

2004-02-05  Ian Lance Taylor  <ian@wasabisystems.com>

        * config/arm/arm.h (REG_CLASS_NAMES): Add missing comma.

2004-02-04  Geoffrey Keating  <geoffk@apple.com>

        * reload.c (find_equiv_reg): When checking for register overlap,
        don't index hard_regno_nregs with a pseudo-reg.

2004-02-04  Ulrich Weigand  <uweigand@de.ibm.com>

        * config/s390/s390.c (s390_trampoline_template): Remove gen_rtx().

2004-02-04  David Edelsohn  <edelsohn@gnu.org>

        * reload.c (refers_to_regno_for_reload_p): Test regno, not inner_regno,
        against FIRST_PSEUDO_REGISTER.

2004-02-04  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

        * Makefile.in: Move target, host overrides after per-language
        fragments.

        * config/mips/t-iris5-as (FORCE_DEBUG_ADAFLAGS): Clear.
        (GNATLIBCFLAGS): Remove -g.

2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>

        * config/alpha/alpha.c, config/arc/arc.c, config/avr/avr.c,
        config/i386/i386.c, config/i386/i386.h, config/i386/i386.md,
        config/ia64/ia64.c, config/ia64/unwind-ia64.c,
        config/m32r/m32r.c, config/ns32k/ns32k.c, config/pa/pa.c,
        config/pdp11/pdp11.c, config/rs6000/rs6000.c,
        config/sparc/sparc.c, config/vax/vax.c: Revert the
        replacements of "FALLTHRU" with "Fall through" done in the
        previous patch.

2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>

        * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
        config/arm/arm.c, config/arm/arm.md,
        config/cris/cris-protos.h, config/fr30/fr30.c,
        config/fr30/fr30.h, config/h8300/h8300.c, config/i386/i386.h,
        config/i860/i860.c, config/i860/i860.h, config/ia64/ia64-c.c,
        config/ia64/ia64.c, config/ia64/ia64.h, config/ip2k/ip2k.h,
        config/ip2k/ip2k.md, config/ip2k/libgcc.S,
        config/m32r/linux.h, config/m32r/m32r.c, config/m32r/m32r.h,
        config/m68k/m68k.c, config/m68k/netbsd-elf.h,
        config/mips/mips.c, config/mmix/mmix.c, config/mmix/mmix.md,
        config/ns32k/netbsd.h, config/ns32k/ns32k.c,
        config/ns32k/ns32k.h, config/pdp11/pdp11.h,
        config/rs6000/darwin-ldouble.c, config/s390/s390.h,
        config/s390/s390.md, config/sparc/netbsd-elf.h,
        config/sparc/openbsd.h, config/sparc/sparc.c,
        config/xtensa/lib2funcs.S: Fix comment formatting.

2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>

        * config/alpha/alpha.c, config/arc/arc.c,
        config/arm/arm-cores.def, config/arm/arm.c, config/arm/arm.h,
        config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
        config/arm/arm926ejs.md, config/arm/vfp.md, config/avr/avr.c,
        config/c4x/c4x.c, config/cris/cris.c, config/frv/frv.md,
        config/i386/i386.c, config/i386/i386.h, config/i386/i386.md,
        config/ia64/ia64.c, config/ia64/unwind-ia64.c,
        config/iq2000/iq2000.c, config/m32r/m32r.c,
        config/mips/mips.c, config/mmix/mmix.c, config/mmix/mmix.h,
        config/ns32k/ns32k.c, config/pa/pa.c, config/pdp11/pdp11.c,
        config/rs6000/darwin-ldouble.c, config/rs6000/rs6000.c,
        config/rs6000/rs6000.h, config/sparc/sparc.c,
        config/vax/vax.c: Fix comment typos.  Follow spelling
        conventions.

2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>

        * alloc-pool.h, c-convert.c, c-lang.c, c-tree.h,
        caller-save.c, df.h, genconfig.c, global.c, lcm.c,
        ra-rewrite.c, ra.c, regclass.c, regs.h, resource.c,
        sched-rgn.c, config/arm/aof.h, config/arm/cirrus.md,
        config/arm/fpa.md, config/arm/iwmmxt.md,
        config/arm/netbsd-elf.h, config/arm/netbsd.h,
        config/m68hc11/m68hc11.md, config/mips/iris5.h,
        config/mn10300/mn10300.md, config/rs6000/altivec.md,
        config/sparc/netbsd-elf.h: Update copyright.

2004-02-04  Eric Botcazou  <ebotcazou@libertysurf.fr>

        * config/sparc/sparc.c (function_arg_pass_by_reference): Return 1
        for all modes whose size is greater than 8 bytes if ARCH32.
        (sparc_va_arg): Handle all modes whose size is greater than 8 bytes
        by reference if ARCH32.

2004-02-04  Aldy Hernandez  <aldyh@redhat.com>

        * cgraphunit.c (cgraph_postorder): Fix typo in comment.

2004-02-04  Ulrich Weigand  <uweigand@de.ibm.com>

        * config/s390/s390.md ("*la_64" + peepholes, "reload_indi"): Move
        to before adddi3 insn patterns.
        ("*la_31" + peepholes, "*la_31_and", "*la_31_and_cc", "force_la_31",
        "reload_insi"): Move to before addsi3 insn patterns.

2004-02-04  Mark Mitchell  <mark@codesourcery.com>

        * calls.c (initialize_argument_information): Add CALL_FROM_THUNK_P
        parameter.  Use it instead of current_function_is_thunk.
        * function.h (struct function): Update documentation for is_thunk.
        * tree.h (CALL_FROM_THUNK_P): New macro.
        * config/alpha/alpha.c (alpha_sa_mask): Do not check
        no_new_pseudos when testing current_function_is_thunk.
        * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likeiwse.

2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>

        * doc/tm.texi: Replace SETUP_INCOMING_VARARGS with
        TARGET_SETUP_INCOMING_VARARGS.

2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>

        * emit-rtl.c (gen_rtx): Remove.
        * genattrtab.c: Don't mention gen_rtx in a comment.
        * rtl.h: Remove the prototype for gen_rtx.
        * doc/md.texi: Replace gen_rtx with gen_rtx_REG.

2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>

        * config/arc/arc.h, config/fr30/fr30.h
        (SETUP_INCOMING_VARARGS): Remove the target-independent
        comments.
        * doc/tm.texi: Don't mention deprecated target macros.

2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>

        * config/fr30/fr30.h (FUNCTION_VALUE): Remove the
        target-independent comment.

2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>

        * doc/interface.texi, doc/tm.texi, doc/trouble.texi: Don't
        mention deprecated target macros.

2004-02-04  Kazu Hirata  <kazu@cs.umass.edu>

        * config.gcc: Remove obsolete ports and configurations.
        * config/linux-aout.h, config/netware.h,
        config/t-linux-gnulibc1, config/d30v/abi,
        config/d30v/d30v-protos.h, config/d30v/d30v.c,
        config/d30v/d30v.h, config/d30v/d30v.md,
        config/d30v/libgcc1.asm, config/d30v/t-d30v,
        config/dsp16xx/dsp16xx-modes.def,
        config/dsp16xx/dsp16xx-protos.h, config/dsp16xx/dsp16xx.c,
        config/dsp16xx/dsp16xx.h, config/dsp16xx/dsp16xx.md,
        config/i370/README, config/i370/i370-c.c,
        config/i370/i370-protos.h, config/i370/i370.c,
        config/i370/i370.h, config/i370/i370.md, config/i370/linux.h,
        config/i370/mvs.h, config/i370/oe.h, config/i370/t-i370,
        config/i386/freebsd-aout.h, config/i386/linux-aout.h,
        config/i386/moss.h, config/i386/netware.h,
        config/i386/svr3.ifile, config/i386/svr3dbx.h,
        config/i386/svr3gas.h, config/i386/svr3z.ifile,
        config/i386/t-udk, config/i386/udk.h, config/i386/vsta.h,
        config/i960/i960-c.c, config/i960/i960-coff.h,
        config/i960/i960-modes.def, config/i960/i960-protos.h,
        config/i960/i960.c, config/i960/i960.h, config/i960/i960.md,
        config/i960/rtems.h, config/i960/t-960bare,
        config/m68k/hp310.h, config/m68k/hp320.h,
        config/m68k/hp320base.h, config/m68k/m68kv4.h,
        config/m68k/netbsd.h, config/m68k/sgs.h, config/m68k/t-hp320:
        Remove.
        * doc/extend.texi, doc/install.texi, doc/invoke.texi,
        doc/md.texi: Remove mentions of obsolete ports.

2004-02-04  Jan Hubicka  <jh@suse.cz>

        * alias.c (find_base_term, get_addr):  Do not dereference NULL
        pointer when all VALUE's locations has been invalidated.
        (rtx_equal_for_memref_p): Simplify checking of VALUEs.

2004-02-03  Wolfgang Bangerth  <bangerth@dealii.org>

        * doc/invoke.texi (x86 options): Fix spelling/wording.

2004-02-03  Richard Sandiford  <rsandifo@redhat.com>

        * config/mips/iris5.h (ASM_OUTPUT_ASCII): Use mips_output_ascii to
        put the original string in a comment.
        * config/mips/mips-protos.h (mips_output_ascii): Add prefix argument.
        * config/mips/mips.c (mips_output_ascii): Likewise.
        * config/mips/mips.h (ASM_OUTPUT_ASCII): Adjust accordingly.

2004-02-03  Kazu Hirata  <kazu@cs.umass.edu>

        * system.h (GIV_SORT_CRITERION): Poison.
        * config/avr/avr.h (GIV_SORT_CRITERION): Remove.
        * config/ip2k/ip2k.h (GIV_SORT_CRITERION): Likewise.

2004-02-03  Roger Sayle  <roger@eyesopen.com>

        PR target/9348
        * expr.c (expand_expr_real) <MULT_EXPR>:  When performing widening
        multiplies with a multiplication of the wrong signedness, its the
        signedness of the multiplication that we've performed that needs to
        be passed to expand_mult_highpart_adjust.  Avoid emitting a nop-move
        if expand_mult_highpart_adjust places the result in target.

2004-02-03  Richard Henderson  <rth@redhat.com>

        * varasm.c (const_desc_rtx_sym_eq): Compare symbol strings.

2004-02-03  J"orn Rennecke <joern.rennecke@superh.com>

        * config.gcc (sh[234]l): Use little endian fragments.

2004-02-03  Paul Koning  <pkoning@equallogic.com>

        * config/pdp11/pdp11-modes.def: Add RESET_FLOAT_FORMAT calls.
        * config/pdp11/pdp11-protos.h (legitimate_const_double_p): Add.
        * config/pdp11/pdp11.c (encode_pdp11_f, decode_pdp11_f,
        encode_pdp11_d, decode_pdp11_d): New functions to handle PDP11
        floating point format.
        (pdp11_f_format, pdp11_d_format): New real_format descriptors for
        the above functions.
        (output_move_quad): Output float values in correct target format.
        (legitimate_const_double_p): New function.
        * config/pdp11/pdp11.h: Fix typos.
        (FLOAT_WORDS_BIG_ENDIAN): Add definition.
        (TARGET_FLOAT_FORMAT): Ditto.
        (pdp11_f_format, pdp11_d_format): Add external declarations.
        (MAX_REGS_PER_ADDRESS): Corrected.
        (LEGITIMATE_CONSTANT_P): Use legitimate_const_double_p().
        (PRINT_OPERAND): Output float literals in target format.

2004-02-03  Mark Mitchell  <mark@codesourcery.com>

        PR c++/13975
        * tree.h (enum tree_index): Add TI_PUBLIC, TI_PROTECTED, and
        TI_PRIVATE.
        (access_public_node): Redefine.
        (access_protected_node): Likewise.
        (access_private_node): Likewise.
        * tree.c (build_common_tree_nodes): Create access_public_node,
        access_protected_node, and access_private_node.

2004-02-03  Steve Ellcey  <sje@cup.hp.com>

        * config/ia64/ia64.h (MASK_INLINE_INT_DIV_LAT): Change value.
        (MASK_INLINE_INT_DIV_THR): Ditto.
        (MASK_INLINE_SQRT_LAT): Ditto.
        (MASK_INLINE_SQRT_THR): Ditto.
        (MASK_DWARF2_ASM): Ditto.
        (MASK_EARLY_STOP_BITS): Ditto.

2004-02-02  Paul Brook  <paul@codesourcery.com>

        Merge from csl-arm-branch.

        2004-01-30  Paul Brook  <paul@codesourcery.com>

        * aof.h (REGISTER_NAMES): Add vfp reg names
        (ADDITIONAL_REGISTER_NAMES): Ditto.
        * aout.h (REGISTER_NAMES): Ditto.
        (ADDITIONAL_REGISTER_NAMES): Ditto.
        * arm-protos.h: Update/Add Prototypes.
        * arm.c (init_fp_table): Rename from init_fpa_table. Update users.
        Only allow 0.0 for VFP.
        (fp_consts_inited): Rename from fpa_consts_inited.  Update users.
        (values_fp): Rename from values_fpa.  Update Users.
        (arm_const_double_rtx): Rename from const_double_rtx_ok_for_fpa.
        Update users.  Only check valid constants for this hardware.
        (arm_float_rhs_operand): Rename from fpa_rhs_operand.  Update Users.
        Only allow consts for FPA.
        (arm_float_add_operand): Rename from fpa_add_operand.  Update users.
        Only allow consts for FPA.
        (use_return_insn): Check for saved VFP regs.
        (arm_legitimate_address_p): Handle VFP DFmode addressing.
        (arm_legitimize_address): Ditto.
        (arm_general_register_operand): New function.
        (vfp_mem_operand): New function.
        (vfp_compare_operand): New function.
        (vfp_secondary_reload_class): New function.
        (arm_float_compare_operand): New function.
        (vfp_print_multi): New function.
        (vfp_output_fstmx): New function.
        (vfp_emit_fstm): New function.
        (arm_output_epilogue): Output VPF reg restore code.
        (arm_expand_prologue): Output VFP reg save code.
        (arm_print_operand): Add 'P'.
        (arm_hard_regno_mode_ok): Return modes for VFP regs.
        (arm_regno_class): Return classes for VFP regs.
        (arm_compute_initial_elimination_offset): Include space for VFP regs.
        (arm_get_frame_size): Ditto.
        * arm.h (FIXED_REGISTERS): Add VFP regs.
        (CALL_USED_REGISTERS): Ditto.
        (CONDITIONAL_REGISTER_USAGE): Enable VFP regs.
        (FIRST_VFP_REGNUM): Define.
        (LAST_VFP_REGNUM): Define.
        (IS_VFP_REGNUM): Define.
        (FIRST_PSEUDO_REGISTER): Include VFP regs.
        (HARD_REGNO_NREGS): Handle VFP regs.
        (REG_ALLOC_ORDER): Add VFP regs.
        (enum reg_class): Add VFP_REGS.
        (REG_CLASS_NAMES): Ditto.
        (REG_CLASS_CONTENTS): Ditto.
        (CANNOT_CHANGE_MODE_CLASS) Handle VFP Regs.
        (REG_CLASS_FROM_LETTER): Add 'w'.
        (EXTRA_CONSTRAINT_ARM): Add 'U'.