+2004-03-02 Stephane Carrez <stcarrez@nerim.fr>
+
+ * config/m68hc11/m68hc11.c (m68hc11_addr_mode): New variable.
+ (m68hc11_mov_addr_mode): Likewise.
+ (m68hc11_override_options): Initialize them based on target.
+ (register_indirect_p): Allow a MEM for indirect addressing modes and
+ use flags to control what is allowed.
+ (m68hc11_small_indexed_indirect_p): Use m68hc11_mov_addr_mode for
+ supported addressing modes.
+ (m68hc11_register_indirect_p): Use m68hc11_addr_mode.
+ (go_if_legitimate_address_internal): Likewise.
+ (m68hc11_indirect_p): Likewise and check the mode.
+ (print_operand): Allow a (MEM (MEM)) and generate indirect addressing.
+
+2004-03-02 Kazu Hirata <kazu@cs.umass.edu>
+
+ * builtins.c (BUILTIN_SETJMP_FRAME_VALUE): Remove.
+ (expand_builtin_setjmp_setup): Use
+ targetm.builtin_setjmp_frame_value instead of
+ BUILTIN_SETJMP_FRAME_VALUE.
+ * system.h (BUILTIN_SETJMP_FRAME_VALUE): Poison.
+ * target-def.h (TARGET_BUILTIN_SETJMP_FRAME_VALUE): New.
+ (TARGET_INITIALIZER): Add TARGET_BUILTIN_SETJMP_FRAME_VALUE.
+ * target.h (gcc_target): Add builtin_setjmp_frame_value.
+ * targhooks.c (default_builtin_setjmp_frame_value): New.
+ * targhooks.h: Add a prototype for
+ default_builtin_setjmp_frame_value.
+ * doc/tm.texi (BUILTIN_SETJMP_FRAME_VALUE): Change to
+ TARGET_BUILTIN_SETJMP_FRAME_VALUE.
+
+2004-03-02 Stephane Carrez <stcarrez@nerim.fr>
+
+ * config/m68hc11/m68hc11.md (move peephole2): New peepholes to optimize
+ sequences of moves.
+ (add peepholes): New peepholes to optimize sequences adding small
+ constants.
+ (bset peepholes): New peepholes to transform an OR in a bset form
+ (bclr peepholes): Likewise for bclr form.
+ (cmp peepholes): New peepholes to avoid register copies when comparing.
+
+2004-03-02 Stephane Carrez <stcarrez@nerim.fr>
+
+ * config/m68hc11/m68hc11.md ("*pushdi_internal"): New insn and split
+ to separate push from moves.
+ ("*pushdf_internal"): Likewise.
+ ("*pushsf_internal"): Likewise.
+ ("*pushsi_internal"): Likewise.
+ ("movdi_internal"): Use define_insn_and_split; non push operand.
+ ("movdf_internal"): Likewise.
+ ("movsf_internal"): Likewise.
+ ("movsi_internal"): Likewise.
+ ("*movhi_68hc12", "*addhi3_68hc12"): Fix and tune constraints
+ ("*addhi3", "*subhi3", "*andhi3_mem", "*iorhi3_mem"): Likewise.
+ ("*ashlsi3_const1", "*lshrsi3_const1"): Likewise.
+
+2004-03-02 Stephane Carrez <stcarrez@nerim.fr>
+
+ * config/m68hc11/m68hc11.md ("tstqi_z_used"): Use define_insn_and_split.
+ ("cmphi_z_used", "cmpqi_z_used"): Likewise.
+ ("movstrictsi", "movstricthi", "movstrictqi"): Likewise.
+ ("anddi3", "andsi3", "iordi3", "iorsi3"): Likewise.
+ ("xordi3", "xorsi3", "*logicalsi3_zexthi"): Likewise.
+ ("*logicalsi3_zextqi", "*logicalhi3_zexthi_ashift8"): Likewise.
+ ("logicalhi3_zexthi", "*logicalsi3_silshr16"): Likewise.
+ ("*logicalsi3_silshl16", "*logicalsi3_silshl16_zext"): Likewise.
+ ("*ashldi3_const32", "*ashldi3_const1", "addsi_silshr16"): Likewise.
+ ("addsi_andshr16", "*ashlsi3_const16_zexthi"): Likewise.
+ ("*lshrdi3_const32", "*lshrdi_const1"): Likewise.
+
+2004-03-02 Stephane Carrez <stcarrez@nerim.fr>
+
+ * config/m68hc11/m68hc11.md (SOFT_TMP_REGNUM): Define.
+ (SOFT_XY_REGNUM): Define.
+ (cmp split): Use the above instead of hard coded numbers.
+ (8-bit op split): No need to check the mode; allow Q_REG.
+ (ashift split): Adjust the first operand if it uses the SP and we
+ are pushing the shifted value.
+ (plus shift split): Fix when a source is in register D+X.
+ ("doloop_end"): Pass dummy arguments to gen_rtx_NE.
+
+2004-03-02 Stephane Carrez <stcarrez@nerim.fr>
+
+ * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Fix when
+ comparing with Z register.
+
+2004-03-02 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * cfgloop.h (struct loop_desc): Removed.
+ (struct loop): Fields simple, desc and has_desc removed.
+ (simple_loop_p, count_loop_iterations): Declaration removed.
+ * cfgloopanal.c (struct unmark_altered_insn_data): Removed.
+ (unmark_altered, blocks_invariant_registers, unmark_altered_insn
+ blocks_single_set_registers, invariant_rtx_wrto_regs_p_helper,
+ invariant_rtx_wrto_regs_p, test_for_iteration, constant_iterations,
+ simple_loop_exit_p, variable_initial_value, variable_initial_values,
+ simple_condition_p, simple_increment, count_strange_loop_iterations,
+ inverse, fits_in_mode_p, simple_loop_p, count_loop_iterations):
+ Removed.
+ * loop-iv.c (check_simple_exit, find_simple_exit): Update comments.
+
+2004-03-02 Kazu Hirata <kazu@cs.umass.edu>
+
+ * genattrtab.c: Don't handle MATCH_INSN.
+ * genrecog.c: Likewise.
+ * gensupport.c: Likewise.
+ * rtl.def (match_insn): Remove.
+ * doc/md.texi (match_insn, match_insn2): Remove.
+
+2004-03-02 Mark Mitchell <mark@codesourcery.com>
+
+ * doc/c-tree.texi (DECL_ASSEMBLER_NAME): Mention that using this
+ macro results in memory allocation.
+
+2004-03-02 David O'Brien <obrien@FreeBSD.org>
+
+ * config/freebsd-spec.h (FBSD_DYNAMIC_LINKER): Add.
+ * config/alpha/freebsd.h (SUBTARGET_EXTRA_SPECS): Define
+ %(fbsd_dynamic_linker),
+ (LINK_SPEC): Use %(fbsd_dynamic_linker), and sync style with
+ config/i386/freebsd.h
+ * config/arm/freebsd.h: Ditto.
+ * config/i386/freebsd.h: Ditto.
+ * config/i386/freebsd64.h: Ditto.
+ * config/ia64/freebsd.h: Ditto.
+ * config/rs6000/sysv4.h: Ditto.
+ * config/sparc/freebsd.h: Ditto.
+
+2004-03-02 Loren James Rittle <ljrittle@acm.org>
+
+ * gcc/doc/install.texi (*-*-freebsd*): Update target information.
+
+2004-03-02 Kazu Hirata <kazu@cs.umass.edu>
+
+ * rtl.def (define_combine): Remove.
+
+2004-03-02 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md: Tweak formatting.
+
+2004-03-02 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md (*cmphi_h8300): Rename to
+ *cmphi_h8300_znvc.
+ (*cmphi_h8300hs): Rename to *cmphi_h8300hs_znvc.
+
+2004-03-01 Mark Mitchell <mark@codesourcery.com>
+
+ PR bootstrap/14356
+ * gcc.c (process_command): Remove const-qualification from argv.
+ (main): Likewise.
+
+2004-03-02 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md (pushqi1_h8300hs): Rename to
+ pushqi1_h8300hs_advanced. Adjust its caller.
+ (pushhi1_h8300hs): Rename to pushhi1_h8300hs_advanced.
+ Adjust its caller.
+
+2004-03-02 Nicolas Roche <roche@act-europe.fr>
+
+ * Makefile.in (install-libgcc, install-multilib): Pass
+ mkinstalldirs var to libgcc.mk.
+
+2004-03-01 Kazu Hirata <kazu@cs.umass.edu>
+
+ * system.h (DBX_OUTPUT_STANDARD_TYPES): Poison.
+ * doc/tm.texi (DBX_OUTPUT_STANDARD_TYPES): Remove.
+
+2004-03-01 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.c (gtle_operator): Accept GT and LE.
+ * config/h8300/h8300.md: Split several peephole2's, each into
+ two.
+
+2004-03-02 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * dominance.c (recount_dominator): Handle postdominators.
+
+2004-03-01 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips-protos.h (enum mips_symbol_type): Move from mips.h.
+ (NUM_SYMBOL_TYPES): Likewise.
+ (SYMBOL_64_HIGH, SYMBOL_64_MID, SYMBOL_64_LOW): New symbol types.
+ (mips_unspec_address): Declare.
+ (mips_gotoff_page, mips_gotoff_global): Delete.
+ * config/mips/mips.h (PREDICATE_CODES): Add general_symbolic_operand.
+ * config/mips/mips.c (enum mips_symbol_type, NUM_SYMBOL_TYPES): Delete.
+ (mips_symbolic_constant_p, mips_symbolic_address_p)
+ (mips_symbol_insns): Handle new symbol types.
+ (general_symbolic_operand): New predicate.
+ (mips_unspec_address): Make extern.
+ (mips_gotoff_page, mips_gotoff_global): Delete.
+ (override_options): Allow -mabi=64 -mno-abicalls -mexplicit-relocs.
+ Handle new symbol types.
+ * config/mips/mips.md (*lea_high64, *lea64): New patterns.
+ (*xgot_hi[sd]i, *xgot_lo[sd]i, *got_disp[sd]i, *got_disp[sd]i): Call
+ mips_unspec_address directly.
+ * doc/invoke.texi: Remove the -mabi=64 -mno-abicalls exception from
+ the documentation of -mexplicit-relocs.
+
+2004-03-01 Jeff Law <law@redhat.com>
+
+ * fold-const.c (fold): An equality comparison of a non-weak object
+ against zero has a known result. Similarly an equality comparison
+ of the address of two non-weak, unaliased symbols has a known result.
+
+ * ggc-page.c (struct page_entry): New field PREV.
+ (ggc_alloc): Update PREV field appropriately.
+ (sweep_pages): Likewise.
+ (ggc_free): Likewise. Use PREV field rather than loop to
+ improve ggc_free performance.
+
+2004-03-01 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.c (mips_output_division): Use the division
+ instruction to fill the delay slot of a zero check.
+ (mips_idiv_insns): Adjust accordingly.
+
+2004-03-01 Nathanael Nerode <neroden@gcc.gnu.org>
+
+ * config.gcc: Create a default tmake_file for linux, and use
+ it in all but two linux clauses. Comment those two.
+
+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
projects / platform / upstream / gcc.git / blobdiff