+2003-01-26 Steven Bosscher <s.bosscher@student.tudelft.nl>
+
+ * config/avr/avr.h, config/cris/aout.h, config/elfos.h,
+ config/i386/freebsd-aout.h, config/mips/iris6.h: Undefine
+ ASM_FINISH_DECLARE_OBJECT before defining it.
+ * toplev.c (rest_of_decl_compilation): Don't define
+ ASM_FINISH_DECLARE_OBJECT. Only use it if it is defined.
+ (rest_of_type_compilation): Don't ATTRIBUTE_UNUSED function
+ parameters for DWARF2 targets because they _are_ used.
+
+2003-01-26 Alexandre Oliva <aoliva@redhat.com>
+
+ * fp-bit.h: Define macros for TFmode floating-point constants
+ in IBM-extended TFmode types.
+ (TMODES): Define if __LDBL_MANT_DIG__ has the newly-supported
+ widths.
+ * config/fp-bit.c (pack_d, unpack_d): Support IBM-extended
+ TFmode type.
+
+ * config/fp-bit.h: Define macros for TFmode floating-point
+ constants in IEEE quad TFmode type. Declare functions according
+ to L_ macros.
+ (TMODES): Define if __LDBL_MANT_DIG__ is 113.
+ (TFtype, TItype, UTItype): Define if TMODES is defined.
+ (MAX_UDI_INT, MAX_DI_INT, BITS_PER_DI): Likewise.
+ (F_T_BITOFF, D_T_BITOFF): Define.
+ (IMPLICIT_1, IMPLICIT_2): Cast constants to types that are
+ guaranteed to be wide enough.
+ * config/fp-bit.c: Check for L_ macros for tf functions.
+ (__thenan_tf): New.
+ (nan): Adjust.
+ (pack_d, unpack_d): Support IEEE 854 quad type.
+ (_fpmul_parts): Support TFmode. Compute exponent adjustment
+ from FRAC_NBITS, FRAC_BITS and NGARDS.
+ (usi_to_float): Cast constants to be shifted to fractype
+ instead of assuming long long is wide enough.
+ (sf_to_tf, df_to_tf, __make_tp, tf_to_df, tf_to_sf): New.
+
+2003-01-26 Andreas Jaeger <aj@suse.de>
+
+ * df.c: Remove prototype of unused function df_regno_rtl_debug.
+
+2003-01-26 Alexandre Oliva <aoliva@redhat.com>
+
+ * Makefile.in (FPBIT_FUNCS): Added _sf_to_tf.
+ (DBBIT_FUNCS): Added _df_to_tf.
+ (TPBIT_FUNCS): New.
+ (libgcc.mk): Pass TPBIT and TPBIT_FUNCS down.
+ (LIBGCC_DEPS): Added TPBIT.
+ * mklibgcc.in: Support TPBIT and TPBIT_FUNCS.
+
+ * optabs.c (expand_binop) <add, sub>: Return xtarget if we haven't
+ been able to move the result to target.
+
+ * expr.c (emit_group_store): Initialize dst with CONST0_RTX
+ for the appropriate mode.
+
+ * calls.c (emit_library_call_value_1): Handle return values
+ in a PARALLEL.
+
+ * rtl.c (get_mode_alignment): Moved to...
+ * stor-layout.c: ... here.
+
+ * print-rtl.c (print_rtx): Don't print MEM details in
+ GENERATOR_FILEs.
+
+2003-01-26 Michael Hayes <mph@paradise.net.nz>
+
+ * df.h: Update comments, tidy formatting.
+ (DF_FORWARD, DF_REVERSE, DF_UNION, DF_INTERSECTION): Rename from FORWARD,
+ REVERSE, UNION, INTERSECTION. All uses updated.
+ (OLD_DF_INTERFACE): Remove.
+ (struct insn_info): Remove commented out insn field.
+ * df.c: Update comments, tidy formatting.
+ (df_def_table_realloc): Remove.
+
+
+2003-01-26 Alan Modra <amodra@bigpond.net.au>
+
+ * calls.c (save_fixed_argument_area): Tidy.
+ (restore_fixed_argument_area): Tidy. Set alignment of stack_area.
+ (expand_call): Comment typo fixes. Don't init low_to_save. Start
+ call chain loop at 1 if !try_tail_call. Formatting.
+ (emit_library_call_value_1): Don't init low_to_save or high_to_save.
+ Use save_fixed_argument_area and restore_fixed_argument_area.
+
+2003-01-26 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
+
+ * df.c (df_uses_record): Handle CC0.
+
+2003-01-25 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * reload.c (maybe_memory_address_p): New function.
+ (find_reloads_address): Use it instead of memory_address_p.
+
+2003-01-25 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * final.c (shorten_branches): Align the address of code label
+ when computing initial lengths and addresses.
+
+2003-01-25 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/m68hc11/m68hc11.md: Fix a comment typo.
+
+2003-01-25 Andreas Jaeger <aj@suse.de>
+
+ * config/i386/i386.c (x86_output_mi_thunk): Correct test for
+ TARGET_MACHO.
+
+2003-01-25 Roger Sayle <roger@eyesopen.com>
+
+ * gcse.c (bypass_last_basic_block): New global variable.
+ (bypass_block): Use redirect_edge_and_branch_force to redirect
+ fall-through edges. Use bypass_last_basic_block to determine
+ which blocks have valid PRE information.
+ (bypass_conditional_jumps): Initialize bypass_last_basic_block.
+
+Sat Jan 25 22:31:59 CET 2003 Jan Hubicka <jh@suse.cz>
+
+ * gcse.c (local_cprop_pass): Update reg_sets table when needed.
+
+Sat Jan 25 21:04:33 CET 2003 Jan Hubicka <jh@suse.cz>
+ Eric Botcazou <ebotcazou@libertysurf.fr>
+ PR opt/8492
+ * gcse.c (one_cprop_pass): Delete unreachable blocks.
+
+2003-01-25 Richard Henderson <rth@redhat.com>
+
+ * config/ia64/ia64.c (ia64_rwreloc_select_rtx_section): Rename
+ from ia64_aix_select_rtx_section.
+ (ia64_rwreloc_select_section): Simlarly; use default*_1 function
+ instead of saving and restoring flag_pic.
+ (ia64_rwreloc_unique_section): Similarly.
+ * config/ia64/aix.h (TARGET_ASM_SELECT_SECTION,
+ TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Update.
+ * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
+ TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): New.
+
+2003-01-25 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.c (h8300_shift_needs_scratch_p): Update a
+ comment.
+
+2002-01-25 Richard Henderson <rth@redhat.com>
+
+ * config/m68k/m68k-none.h (ASM_SPEC): Adjust inter-option spacing.
+
+2002-01-25 Kelley Cook <kelleycook@comcast.net>
+
+ * ggc-simple.c (debug_ggc_tree): Add PTR cast.
+
+2003-01-25 Segher Boessenkool <segher@koffie.nl>
+
+ * bitmap.h (BITMAP_WORD): New typedef: fundamental storage
+ type for bitmaps. Use unsigned long.
+ (nBITMAP_WORD_BITS): New macro.
+ (BITMAP_WORD_BITS): New macro.
+ (rest of file): Use it.
+ * bitmap.c: Use it.
+
+2003-01-25 Richard Henderson <rth@redhat.com>
+
+ 2002-02-19 Robert Lipe <robertlipe@usa.net>
+ * config/i386/t-sco5gas: (CRTSTUFF_T_CFLAGS_S): Delete -mcoff.
+
+2002-01-25 Roger Sayle <roger@eyesopen.com>
+
+ * builtins.c (purge_builtin_constant_p): Scan insn stream
+ sequentially rather than by basic block.
+ * function.c (purge_addressof): Simplify test with INSN_P.
+
+2003-01-25 Kazu Hirata <kazu@cs.umass.edu>
+
+ * combine.c (simplify_comparison, case AND): Remove a redundant test.
+
+2002-01-25 Roger Sayle <roger@eyesopen.com>
+
+ * function.h (struct function): New field calls_constant_p.
+ (current_function_calls_constant_p): New macro for above.
+ * function.c (prepare_function_start): Initialize calls_eh_return
+ and calls_constant_p.
+ * builtins.c (expand_builtin_constant_p): Set calls_constant_p.
+ * toplev.c (rest_of_compilation): Only call purge_builtin_constant_p
+ when the current_function_calls_constant_p.
+ * integrate.c (expand_inline_function): Set calls_constant_p if
+ the function being inlined has calls_constant_p set.
+
+2002-01-25 Roger Sayle <roger@eyesopen.com>
+
+ * cse.c (fold_rtx): Instantiate CONSTANT_P_RTX to 0 when not
+ optimizing, even if flag_gcse is true.
+ * toplev.c (rest_of_compilation): purge_builtin_constant_p
+ only needs to be called when "optimize > 0 && flag_gcse".
+
+2003-01-25 Roger Sayle <roger@eyesopen.com>
+
+ * stmt.c (emit_case_bit_tests): New routine to implement suitable
+ switch statements using the equivalent of "if ((1<<x) & cst) ... ".
+ (case_bit_test_cmp): New comparison function for "qsort" to order
+ case_bit_tests by decreasing number of destination nodes.
+ (lshift_cheap_p): New function to determine if "1 << x" is cheap.
+ (expand_end_case_type): Use emit_case_bit_tests to implement
+ suitable switch statments.
+ (CASE_USE_BIT_TESTS): New target macro to disable the above.
+ * Makefile.in (stmt.o): Add dependency on optab.h.
+ * doc/tm.texi (CASE_USE_BIT_TESTS): Document new target macro.
+
+2003-01-23 Andreas Schwab <schwab@suse.de>
+
+ * config/ia64/crtend.asm [HAVE_INITFINI_ARRAY]: Make
+ __do_global_ctors_aux hidden global and don't put it in
+ .init_array.
+ * config/ia64/crtbegin.asm [HAVE_INITFINI_ARRAY]: Put it here
+ instead so that it comes first.
+
+Sat Jan 25 16:11:22 CET 2003 Jan Hubicka <jh@suse.cz>
+
+ * df.c (read_modify_subreg_p): When osize == UNITS_PER_WORD,
+ subreg is read/modify.
+
+Sat Jan 25 15:55:08 CET 2003 Jan Hubicka <jh@suse.cz>
+
+ * i386.c (ix86_expand_movstr, ix86_expand_clrstr): Consistently
+ do libcall for large blocks.
+ * i386.md (comi patterns): Set type to ssecomi.
+ (sse2_unpck?pd): Fix mode of vec_select.
+
+ * cse.c: Include except.h
+ (cse_set_around_loop): Do not create new basic blocks.
+ * Makefile.in (cse.o): Add dependnecy on except.h
+
+Sat Jan 25 12:05:17 CET 2003 Jan Hubicka <jh@suse.cz>
+
+ * builtins.c (fold_trunc_transparent_mathfn): New function.
+ (fold_builtin): Use it.
+ * convert.c (convert_to_real): Re-enable code to convert
+ math functions; add support for floor familly functions.
+
+2003-01-25 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * Makefile.in (cfgloop.o, cfgloopanal.o, cfgloopmanip.o): Add
+ dependencies on coretypes.h and $(TM_H).
+
+Sat Jan 25 11:10:03 CET 2003 Jan Hubicka <jh@suse.cz>
+
+ * builtins.c (fold_trunc_transparent_mathfn): Undo accidental commit.
+
+2002-01-24 Stuart Hastings <stuart@apple.com>
+
+ * config/i386/i386.c (x86_output_mi_thunk): Add Darwin/x86 support.
+
+2003-01-25 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
+
+ * config/c4x/c4x.md (UNSPEC_BU): New constants.
+ (UNSPEC_RPTS, UNSPEC_LSH, UNSPEC_CMPHI, UNSPEC_RCPF): Likewise.
+ (UNSPEC_RND, UNSPEC_RPTB_FILL, UNSPEC_LOADHF_INT): Likewise.
+ (UNSPEC_STOREHF_INT, UNSPEC_RSQRF, UNSPEC_LOADQF_INT): Likewise.
+ (UNSPEC_STOREQF_INT, UNSPEC_LDIV, UNSPEC_PUSH_ST): Likewise.
+ (UNSPEC_POP_ST, UNSPEC_PUSH_DP, UNSPEC_POP_DP): Likewise.
+ (UNSPEC_POPQI, UNSPEC_POPQF, UNSPEC_ANDN_ST): Likewise.
+ (UNSPEC_RPTB_INIT, UNSPEC_TOIEEE, UNSPEC_FRIEEE): Likewise.
+
+Fri Jan 24 23:44:12 CET 2003 Jan Hubicka <jh@suse.cz>
+
+ * emit-rtl.c (reg_attrs_htab): New static variable.
+ (reg_attrs_htab_hash, reg_attrs_htab_eq, get_reg_attrs): New static
+ functions.
+ (reg_rtx): Do not maintain regno_decl.
+ (gen_rtx_REG_offset, set_reg_attrs_from_mem, set_delc_rtx,
+ set_mem_attrs_from_reg): New global function.
+ (init_emit): Do not initialize regno_decl.
+ (init_emit_once): initialize reg_attrs_htab.
+ * final.c (alter_subreg): Do not replace REG by SUBREG.
+ (gen_mem_expr_from_op): Improve output.
+ (output_asm_operands): Likewise.
+ * function.c (assign_params): Do not set REGNO_DECL.
+ * function.h (struct function): Kill regno_decl.
+ (REGNO_DECL): Kill.
+ * gengtype.c (adjust_field_rtx_def): Handle new field of reg.
+ * print_rtl.c (print_rtx): Output REG information.
+ * regclass.c (reg_scan_mark_refs): Update attrs.
+ * reload1.c (alter_reg): Likewise.
+ * simplify_rtx.c (simplify_subreg): Likewise.
+ * stmt.c (expand_decl): Likewise.
+ * rtl.def (REG): Add new field.
+ * rtl.h (struct reg_attrs): New.
+ (rtunion_def): At rtreg.
+ (X0MEMATTR): Add checking.
+ (X0REGATTR, REG_ATTRS, REG_EXPR, REG_OFFSET): New macro.
+ (set_reg_attrs_from_mem, set_mem_attrs_from_reg, gen_rtx_REG_offset):
+ Declare.
+ * tree.h (SET_DECL_RTL): Call set_decl_rtl.
+
+2003-01-24 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/xtensa.c: Remove unused include of machmode.h.
+ (xtensa_emit_call, print_operand): Fix printf format strings
+ to avoid compile warnings.
+ (xtensa_function_prologue, xtensa_function_epilogue): Change type
+ of "size" argument to HOST_WIDE_INT to fix compile warnings.
+ * config/xtensa/xtensa-protos.h
+ (xtensa_function_prologue, xtensa_function_epilogue): Ditto.
+
+Fri Jan 24 23:03:32 CET 2003 Jan Hubicka <jh@suse.cz>
+
+ * builtins.c (DEF_BUILTIN): Accept 10 arguments.
+ (implicit_built_in_decls): New global array.
+ (mathfn_built_in): New global function.
+ (fold_trunc_transparent_mathfn): New static function
+ (expand_builtin_strstr, expand_bultin_strchr,
+ expand_builtin_strpbrk, expand_builtin_strcpy,
+ expand_builtin_strncpy, expand_bultin_strcmp,
+ expand_bultin_strncat, expand_builtin_fputs): Use
+ implicint_built_in_decls.
+ (fold_builtin): Fold floor/trunc/round/ceil/nearbyint.
+ * builtins.def: Fix comments.
+ (DEF_GCC_BUILTIN, DEF_FALLBACK_BUILTIN, DEF_EXT_FALLBACK_BUILTIN,
+ DEF_LIB_BUILTIN, DEF_LIB_ALWAYS_BUILTIN, DEF_EXT_LIB_BUILTIN,
+ DEF_C99_BULTIN, DEF_FRONT_END_LIB_BUILTIN,
+ DEF_EXT_FRONT_END_LIB_BUILTIN): Pass implicit as needed.
+ (DEF_C99_C90RES_BULTIN): New.
+ (*f, *l builtins): Update.
+ * c-common.c (DEF_BUILTIN): Initialize implicit array.
+ (c_expand_builtin_printf, c_expand_builtin_fprintf): Update.
+ * convert.c (strip_float_extensions): New global function.
+ * tree.h (DEF_BUILTIN): Accept 10 arguments.
+ (implicit_built_in_decls, mathfn_built_in, strip_float_extension):
+ Declare.
+ * java/builtins.c (define_builtin): Handle implicit.
+ (DEF_BUILTIN): Update.
+ * tm.texi (TARGET_C99_FUNCTIONS): Document.
+ * defaults.h (TARGET_C99_FUNCTIONS): Default to 0.
+ * config/linux.h (TARGET_C99_FUNCTIONS): Default to 1
+ when using glibc2.
+
2003-01-24 Bob Wilson <bob.wilson@acm.org>
* config.gcc (xtensa-*-elf*): Removed assignments to with_newlib,
(TARGET_STRIP_NAME_ENCODING): Define.
(get_thread_pointer): New function.
- (legitimize_tls_address): New function.
+ (legitimize_tls_address): New function.
(legitimize_address): Call it.
(emit_pic_move): Remove, replace by ...
(emit_symbolic_move): ... this new function.
("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): New insns.
("*tls_load_64", "*tls_load_31"): New insns.
("call_value_tls", "call_value_tls_exp"): New expanders.
- ("brasl_tls", "bras_tls", "basr_tls_64", "basr_tls_31",
+ ("brasl_tls", "bras_tls", "basr_tls_64", "basr_tls_31",
"bas_tls_64", "bas_tls_31"): New insns.
2003-01-24 Nathan Sidwell <nathan@codesourcery.com>
2003-01-23 Richard Henderson <rth@redhat.com>
- * ifcvt.c (noce_process_if_block): Re-add check vs X being changed
- in no-else-block case. Add commentary.
+ * ifcvt.c (noce_process_if_block): Re-add check vs X being changed
+ in no-else-block case. Add commentary.
2003-01-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* config/s390/s390.md (floatdfdi2): Insn has type 'itof'.
* config/s390/2064.md (define_bypass): Correct 'Load' and
'Load-address' bypass values.
-
+
2003-01-22 Andreas Schwab <schwab@suse.de>
* config/ia64/t-ia64 (insn-attrtab.o-warn): Define as -Wno-error.
2003-01-10 Hartmut Penner <hpenner@de.ibm.com>
- * doc/invoke.texi: Document -mtune, delete -mcpu
+ * doc/invoke.texi: Document -mtune, delete -mcpu
option for S/390 and zSeries.
* config/s390/s390.c (s390_tune_string) New variable.
(s390_cpu_string) Delete variable.
2002-12-20 Hartmut Penner <hpenner@de.ibm.com>
- * doc/invoke.texi: Document -mzarch, -mesa, -mcpu= and -march=
+ * doc/invoke.texi: Document -mzarch, -mesa, -mcpu= and -march=
option for S/390 and zSeries.
* config/s390/s390.c (s390_cpu, s390_cpu_string, s390_arch,
s390_arch_string): New variables.