+2004-03-01 Paolo Bonzini <bonzini@gnu.org>
+
+ * combine.c (try_combine): Do not refer to is_replaced.
+ (gen_lowpart_for_combine): Perverse subregs now have a
+ more politically correct name.
+ * cse.c (cse_insn): Likewise.
+ * jump.c: Fix bogus reference to delete_insn.
+
+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
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.
+ normal DFmode incoming register assignment.
2004-02-23 Dale Johannesen <dalej@apple.com>
merely its number.
(rs6000_attribute_table): Add "altivec" attribute.
(rs6000_handle_altivec_attribute): New function.
- * config/rs6000/rs6000.h (TARGET_OPTIONS): Describe
+ * 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