X-Git-Url: http://git.sourceforge.jp/view?a=blobdiff_plain;f=gcc%2FChangeLog;h=626e9aa43a4372509031f64f0492efc7c0ac4995;hb=f9c1ba9dc7fec7ebfcf8a35c5bcc19ad96cb7323;hp=1428352f4133df66eb4baae3b78986c6de49dbab;hpb=6b6cb0d62adb82934424017e91d045004bce4d50;p=pf3gnuchains%2Fgcc-fork.git diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 1428352f413..626e9aa43a4 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,862 @@ +2003-10-08 John David Anglin + + PR optimization/12142 + * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the + uses of the register in the SET_SRC. Remove unnecessary argument. + * pa.c (legitimize_pic_address): Before reload, use a scratch register + for the intermediate result in loading the address of a SYMBOL_REF. + Set the MEM_NOTRAP_P flag for the MEM. Add a REG_EQUAL to the insn + which loads the SYMBOL_REF address. + +2003-10-08 Timo Kokkonen + Eric Botcazou + + PR bootstrap/12490 + * scan-decls.c (MAX_EXTERN_C_BRACES): New preprocessor constant + to define the size of the extern_C_braces array. Set it to 200. + (scan_decls): Abort when extern_C_braces_length is out-of-bounds. + +2003-10-08 Carlo Wood + + * Makefile.in (gengtype-lex.c): flex 2.5.4[a] doesn't understand + a space after the -o option. flex 2.5.31 understands both, with + and without the space. Removed that space. + +2003-10-08 Richard Sandiford + + * config/mips/mips.c (mips_frame_info): Add cprestore_size field. + (compute_frame_size): Initialize it. Remove the .cprestore slot + from args_size. + (mips_output_function_prologue): Simplify accordingly. + (mips_debugger_offset): Change the mips16 frame pointer offset from + current_function_outgoing_args to cfun->machine->frame.args_size. + (mips_initial_elimination_offset): Likewise. + (mips_expand_prologue): Likewise. + (mips_expand_epilogue): Likewise. + +2003-10-08 Richard Sandiford + + * config/mips/mips.h (EXTRA_CONSTRAINT): Add 'W' constraint. + (EXTRA_MEMORY_CONSTRAINT): Define. + (CAN_ELIMINATE): Remove lwu workaround. + * config/mips/mips.md (*zero_extendsidi2_mem): Enable for mips16 too. + Use a 'W' constraint for the source operand. + +2003-10-08 Kazu Hirata + + * genopinit.c (main): Output code to declare undefined + variables. + +2003-10-07 Kelley Cook + + * gengtype-lex.l: Remove -Wtraditional cruft. + * Makefile.in (gengtype-lex.c): Likewise. + +2003-10-07 Zdenek Dvorak + + * cfgloopmanip.c (fix_irreducible_loops): Initialize e correctly. + +2003-10-07 Jason Merrill + + PR c++/12519 + * c-semantics.c (genrtl_cleanup_stmt): Ignore the CLEANUP_DECL if + it isn't a decl. + +2003-10-07 Alexandre Oliva + + * gcc.c (cpp_options): Only pass -fworking-directory for -g* if + not overridden. + Fixes PR bootstrap/12173. + +2003-10-07 Zack Weinberg + + * errors.c: Don't include coretypes.h or tm.h. + (trim_filename): Use IS_DIR_SEPARATOR. + * Makefile.in: Update dependencies of errors.o and + $(BUILD_PREFIX_1)errors.o. + +2003-10-07 Geoffrey Keating + + * function.c (pad_to_arg_alignment): Take STACK_POINTER_OFFSET into + account when aligning arguments. + * calls.c (STACK_POINTER_OFFSET): Move default from here ... + * defaults.h (STACK_POINTER_OFFSET): ... to here. + * config/sparc/sparc.h (STACK_BOUNDARY): Add comment about how + it's wrong when TARGET_ARCH64 && TARGET_STACK_BIAS. + (SPARC_STACK_BOUNDARY_HACK): Define. + * config/rs6000/rs6000.c (function_arg): On non-SVR4 systems, + arrange for vector parameters to varargs functions to be passed + in both memory and GPRs when appropriate. + (rs6000_va_arg): Vector arguments passed in memory are 16-byte + aligned. + + * hooks.c (hook_bool_tree_true): New. + (hook_rtx_tree_int_null): New. + (hook_rtx_rtx_null): Use NULL, not 0. + * hooks.h: Add 'extern' to everything. + (hook_bool_tree_true): New. + (hook_rtx_tree_int_null): New. + * targhooks.c (hook_bool_CUMULATIVE_ARGS_true): New. + * targhooks.h (hook_bool_CUMULATIVE_ARGS_true): New. + * config/rs6000/rs6000-protos.h (setup_incoming_varargs): Remove + prototype. + * config/rs6000/rs6000.c (rs6000_return_in_memory): New. + (setup_incoming_varargs): Prototype. + (TARGET_PROMOTE_FUNCTION_ARGS): Define. + (TARGET_PROMOTE_FUNCTION_RETURN): Define. + (TARGET_STRUCT_VALUE_RTX): Define. + (TARGET_RETURN_IN_MEMORY): Define. + (TARGET_SETUP_INCOMING_VARARGS): Define. + (TARGET_STRICT_ARGUMENT_NAMING): Define. + (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Define. + (init_cumulative_args): Use rs6000_return_in_memory. + (setup_incoming_varargs): Make 'static'. + * config/rs6000/rs6000.h (PROMOTE_FUNCTION_ARGS): Delete. + (PROMOTE_FUNCTION_RETURN): Delete. + (STRUCT_VALUE): Delete. + (RETURN_IN_MEMORY): Delete. + (SETUP_INCOMING_VARARGS): Delete. + +2003-10-07 Gerald Pfeifer + + * doc/invoke.texi (Warning Options): Simplify and clarify the + descriptions of -Wnonnull and -Winit-self. + +2003-10-07 Richard Earnshaw + + * optabs.c (init_intraclass_conv_libfuncs): Fix order of array + indicees for floating-point conversersion libcalls. + +2003-10-07 Nathanael Nerode + + * Makefile.in: Add more comments separating large conceptually + separate sections. + + * configure.in: Clean up thread file logic. + * configure: Regenerate. + +2003-10-07 Danny Smith + + * config/i386/cygming.h (READONLY_DATA_SECTION_ASM_OP): Define. + (switch_to_section): Handle in_readonly_data. + * config/i386/winnt.c (i386_pe_asm_named_section): Handle + readonly data. + +2003-10-07 Richard Earnshaw + + * arm.md (cmpsi2_addneg): New ARM pattern. Add peephole2 to generate + it. + (cbranchne_decr1): New Thumb pattern. + * arm.c (arm_addimm_operand): New insn predicate. + * arm-protos.h: Add a prototype for it. + * arm.h (PREDICATE_CODES): Add it. + +2003-10-07 Dorit Naishlos + + * sched-int.h (sched_info): New field + sched_max_insns_priority. + * sched-rgn.c (init_ready_list): Add invocations to + targetm.sched.adjust_priority. + (sched_max_insns_priority): Init new field. + * sched-ebb.c (sched_max_insns_priority): Init new field. + * haifa-sched.c (set_priorities): Set + sched_info->sched_max_insns_priority. + * config/rs6000/rs6000.h: + (rs6000_sched_restricted_insns_priority_str): Support new + flag -mprioritize-restricted-insns. + (DEFAULT_RESTRICTED_INSNS_PRIORITY): Define. + * config/rs6000/rs6000.c (is_dispatch_slot_restricted): New + function. + (rs6000_adjust_priority): Change priority of restricted + insns, using above new function and new flag. + * doc/invoke.texi (-mprioritize-restricted-insns): Document + new option. + +2003-10-07 Zack Weinberg + + * expr.c (cmpstr_optab, cmpmem_optab): New. + * genopinit.c: Initialize them. + * optabs.h: Declare them. + * optabs.c (init_optabs): Clear them. + (prepare_cmp_insn): Use cmpstr_optab and cmpmem_optab to find + block memory compare insns, not conditional chains. Restructure + the fallback generation of a call to memcmp/bcmp for better + readability. + +2003-10-07 Richard Sandiford + + * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): New macro. + (mips_save_restore_fn): New typedef. + (mips_add_large_offset_to_sp, mips_emit_frame_related_store): Remove. + (mips_set_frame_expr, mips_frame_set): Move above prologue code. + (save_restore_insns): Remove, replacing with... + (mips_save_restore_reg, mips_for_each_saved_reg): ...these new fns. + (mips_save_reg, mips_restore_reg): New function. + (mips_expand_prologue, mips_expand_epilogue): Rework. + * config/mips/mips.h (MIPS_TEMP1_REGNUM, MIPS_TEMP2_REGNUM): Remove. + (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): New macros. + (MIPS_PROLOGUE_TEMP, MIPS_EPILOGUE_TEMP): New macros. + +2003-10-07 Richard Sandiford + + * config/mips/mips.c (mips_expand_prologue): Remove unused + traversal of function arguments. + +2003-10-07 Richard Sandiford + + * doc/invoke.texi: Remove documentation of -mentry. + * config/mips/mips.c (mips_entry_string, mips_entry): Remove. + (override_options, mips_save_reg_p): Remove handling. + (compute_frame_size, mips_output_function_prologue): Likewise. + (mips_expand_prologue, mips_expand_epilogue): Likewise. + * config/mips/mips.h (mips_entry_string): Remove declaration. + (TARGET_OPTIONS): Remove -mentry. + * config/mips/mips16.S: Remove mention of -mentry. + +2003-10-06 Zack Weinberg + + * libfuncs.h (LTI_extendsfdf2, LTI_extendsfxf2, LTI_extendsftf2) + (LTI_extenddfxf2, LTI_extenddftf2, LTI_truncdfsf2, LTI_truncxfsf2) + (LTI_trunctfsf2, LTI_truncxfdf2, LTI_trunctfdf2, LTI_floatsisf) + (LTI_floatdisf, LTI_floattisf, LTI_floatsidf, LTI_floatdidf) + (LTI_floattidf, LTI_floatsixf, LTI_floatdixf, LTI_floattixf) + (LTI_floatsitf, LTI_floatditf, LTI_floattitf, LTI_fixsfsi, LTI_fixsfdi) + (LTI_fixsfti, LTI_fixdfsi, LTI_fixdfdi, LTI_fixdfti, LTI_fixxfsi) + (LTI_fixxfdi, LTI_fixxfti, LTI_fixtfsi, LTI_fixtfdi, LTI_fixtfti) + (LTI_fixunssfsi, LTI_fixunssfdi, LTI_fixunssfti, LTI_fixunsdfsi) + (LTI_fixunsdfdi, LTI_fixunsdfti, LTI_fixunsxfsi, LTI_fixunsxfdi) + (LTI_fixunsxfti, LTI_fixunstfsi, LTI_fixunstfdi, LTI_fixunstfti) + (extendsfdf2_libfunc, extendsfxf2_libfunc, extendsftf2_libfunc) + (extenddfxf2_libfunc, extenddftf2_libfunc, truncdfsf2_libfunc) + (truncxfsf2_libfunc, trunctfsf2_libfunc, truncxfdf2_libfunc) + (trunctfdf2_libfunc, floatsisf_libfunc, floatdisf_libfunc) + (floattisf_libfunc, floatsidf_libfunc, floatdidf_libfunc) + (floattidf_libfunc, floatsixf_libfunc, floatdixf_libfunc) + (floattixf_libfunc, floatsitf_libfunc, floatditf_libfunc) + (floattitf_libfunc, fixsfsi_libfunc, fixsfdi_libfunc, fixsfti_libfunc) + (fixdfsi_libfunc, fixdfdi_libfunc, fixdfti_libfunc, fixxfsi_libfunc) + (fixxfdi_libfunc, fixxfti_libfunc, fixtfsi_libfunc, fixtfdi_libfunc) + (fixtfti_libfunc, fixunssfsi_libfunc, fixunssfdi_libfunc) + (fixunssfti_libfunc, fixunsdfsi_libfunc, fixunsdfdi_libfunc) + (fixunsdfti_libfunc, fixunsxfsi_libfunc, fixunsxfdi_libfunc) + (fixunsxfti_libfunc, fixunstfsi_libfunc, fixunstfdi_libfunc) + (fixunstfti_libfunc): Delete. + * optabs.h (struct optab_handlers): Break out of struct optab. + (struct convert_optab, convert_optab, enum convert_optab_index, + convert_optab_table, sext_optab, zext_optab, trunc_optab, + sfix_optab, ufix_optab, sfixtrunc_optab, ufixtrunc_optab, + sfloat_optab, ufloat_optab): New. + (set_conv_libfunc): Prototype. + (GEN_FCN): Use C90 indirect call syntax, remove unnecessary cast. + (trunc_optab): Renamed btrunc_optab. + * builtins.c (expand_builtin_mathfn): Update to match. + * optabs.c (extendtab, fixtab, fixtrunctab, floattab): Delete. + (convert_optab_table, new_convert_optab, init_convert_optab) + (init_interclass_conv_libfuncs, init_intraclass_conv_libfuncs) + (set_conv_libfunc): New. + (can_extend_p, gen_extend_insn, can_fix_p, can_float_p) + (expand_float, expand_fix): Use new conversion optabs, + not old insn code tables or long chains of ifs. + (init_optabs): No need to clear old insn code tables. + Initialize the new optabs, not the old libfunc array entries. + Don't handle FIXUNS_TRUNC_LIKE_FIX_TRUNC here. + * genopinit.c: Initialize conversion optabs, not the + former insn code tables. Remove unnecessary casts. + Handle FIXUNS_TRUNC_LIKE_FIX_TRUNC here. + * expr.c (convert_move): Remove redundant check that + to_real==from_real. Use the conversion optabs instead + of long chains of tests of modes. Move partial-integer-mode + interconversion above all integer conversion. Do not recurse + on a value forced into a register in the original mode. + + * config/gofast.h, config/frv/frv.c, config/ia64/ia64.c + * config/mips/mips.c, config/pa/pa.c, config/rs6000/rs6000.c + * config/sparc/sparc.c: Use set_conv_libfunc to adjust entries + in new conversion optabs; do not reference the old libfunc + array entries. No need to include libfuncs.h. + +2003-10-06 Roger Sayle + + * config/i386/i386.c (ix86_expand_setcc): Annotate the floating + point comparison sequence with a REG_EQUAL note that describes + the comparison's semantics. + +2003-10-06 Roger Sayle + + * expr.c (expand_expr ): Handle the void type semantics + of COND_EXPR when expanding the "A op 0 ? FOO : A" optimizations. + +2003-10-06 Roger Sayle + Zack Weinberg + + * optabs.c (prepare_float_lib_cmp): Avoid searching for REG_RETVAL + instruction by using LCT_CONST and then calling emit_libcall_block + ourselves. + +2003-10-06 Falk Hueffner + + PR optimization/11974 + * optabs.c (expand_unop): Promote libcall outmode according to + hard_libcall_value. + +2003-10-06 Zack Weinberg + + * real.h (REAL_MODE_FORMAT): New macro. + * c-cppbuiltin.c, optabs.c, real.c, config/alpha/alpha.c + * config/c4x/c4x.c, config/i370/i370.c, config/i386/freebsd.h + * config/i386/i386.c, config/i960/i960.c, config/ia64/ia64.c + * config/m68k/m68k.c, config/mips/mips.c, config/rs6000/rs6000.c + * config/vax/vax.c: Use REAL_MODE_FORMAT instead of referring + directly to real_format_for_mode array, wherever possible. + +2003-10-06 Devang Patel + + * dwarf2out.c (is_main_source): Remove variable. + (dwarf2out_start_source_file): Do not check is_main_source. + Do not reset is_main_source. + (dwarf2out_init): Do not initialize is_main_source. + +2003-10-06 Rainer Orth + + * fixinc/inclhack.def (stdio_va_list): Removed _ap fix. + (irix_stdio_va_list): Don't require leading printf, IRIX 6.5.21 + introduced some multi-line prototypes. + * fixinc/fixincl.x: Regenerate. + +2003-10-06 Richard Sandiford + + * config/mips/mips.h (PREDICATE_CODES): Add stack_operand. + * config/mips/mips.c (stack_operand): New predicate. + * config/mips/mips.md: Use it for the destination of mips16 insns + that store $31. + +2003-10-06 Richard Sandiford + + * config/mips/mips.md (*lowsi): Renamed from lowsi. + (*lowdi): Likewise lowdi. + (*lowsi_mips16, *lowdi_mips16): New patterns. + * config/mips/mips.c (mips_const_insns, mips_output_move): Remove + mips16 CONSTANT_RELOC handling. + (mips_delegitimize_address): Adjust for new sdata representation. + +2003-10-06 Richard Sandiford + + * config/mips/mips.c (mips_arg_info): If MUST_PASS_IN_STACK, + skip any remaining register arguments. + +2003-10-06 Ulrich Weigand + + * reload.c (find_reloads_subreg_address): Use correct offset for + paradoxical MEM subregs on big-endian targets. + +2003-10-06 Andrew Haley + + * tree.c (get_callee_fndecl): Call + lang_hooks.lang_get_callee_fndecl. + * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): New. + (lhd_get_callee_fndecl): New. + +2003-10-06 Andrew Pinski + + * config/darwin.c (machopic_non_lazy_ptr_name): Fix off by one + error in calculating the length of the string. + (machopic_stub_name): Likewise. + +2003-10-06 Roger Sayle + + * optabs.c (prepare_float_lib_cmp): Attach a REG_EQUAL note + describing the return value of the comparison libcall to the + REG_RETVAL instruction of the emitted sequence. + +2003-10-06 Eric Botcazou + + PR optimization/12215 + * cse.c (cse_set_around_loop): Emit the move at the beginning + of the next basic block for trapping sets. + +2003-10-06 Eric Botcazou + + PR optimization/11637 + * combine.c (adjust_for_new_dest): New function to adjust the + notes and LOG_LINKS when the dest of an insn has changed. + (try_combine): Use it when deleting the first insn of a two-insn + parallel or splitting a two-load parallel. + +2003-10-06 Richard Sandiford + + * config/mips/mips.c (mips_classify_constant): Only allow UNSPECs + if TARGET_EXPLICIT_RELOCS. + +2003-10-06 Mark Mitchell + + PR bootstrap/12512 + * Makefile.in (info): Use double-colon rules. + (dvi): Likewise. + (generated-manpages): Likewise. + * configure.in: Do not create lang.info, lang.dvi, or + lang.generated-manpages hooks. + * configure: Regenerated. + * objc/Make-lang.in (objc.info): Remove. + (objc.dvi): Remove. + (objc.generated-manpages): Remove. + * doc/sourcebuild.texi: Update description of info, dvi, and + generated-manpages hooks. + +2003-10-06 Richard Sandiford + + * config/mips/mips.md: Merge mips16 lw/srl pattern with its splitter. + +2003-10-05 Andrew Pinski + + * config/darwin.c (machopic_non_lazy_ptr_name): Fix off by one + errors in memcpy destinations. + (machopic_stub_name): Likewise. + +2003-10-05 Andrew Pinski + + * config/darwin.c (machopic_non_lazy_ptr_name): + Change strcat to memcpy and add length together. + (machopic_stub_name): Likewise. + +2003-10-05 Kaz Kojima + + * config/sh/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Handle new + signal trampoline codes. + +2003-10-05 Chris Demetriou + + * config/mips/mips.md (*divsf3): Move description of + SB-1 F2 erratum from here to... + (divsf3): Here. Disable if TARGET_FIX_SB1 is set and + flag_unsafe_math_optimizations is not. + +2003-10-05 Aldy Hernandez + + * config/rs6000/linuxspe.h: Define TARGET_SPE_ABI, TARGET_SPE, + TARGET_E500, TARGET_ISEL, and TARGET_FPRS. + +2003-10-05 Kazu Hirata + + * c-pretty-print.c: Fix comment typos. + * c-pretty-print.h: Likewise. + * calls.c: Likewise. + * cfgloopmanip.c: Likewise. + * cgraphunit.c: Likewise. + * cppfiles.c: Likewise. + * final.c: Likewise. + * function.c: Likewise. + * gcov-io.h: Likewise. + * gcse.c: Likewise. + * genoutput.c: Likewise. + * loop.c: Likewise. + * postreload.c: Likewise. + * reg-stack.c: Likewise. + * regmove.c: Likewise. + * sched-int.h: Likewise. + * sched-rgn.c: Likewise. + * simplify-rtx.c: Likewise. + * tree-inline.c: Likewise. + * config/m68hc11/m68hc11.h: Likewise. + * config/mmix/mmix.c: Likewise. + * config/mn10300/mn10300.md: Likewise. + * config/sh/sh.h: Likewise. + +2003-10-05 Richard Henderson + + * tree-inline.c (remap_type): New. + (remap_decl): Use it. Remap DECL_SIZE*. + (copy_body_r): Use it. + (walk_tree): Walk TREE_TYPE too. + (copy_tree_r): Don't walk subtrees of types. + * tree.c (variably_modified_type_p): Restructure. Consider integer + types with non-const bounds variably modified. + +2003-10-05 Kazu Hirata + + * doc/invoke.texi: Fix typos. + +2003-10-05 Kazu Hirata + + * fold-const.c: Follow spelling conventions. + * function.c: Likewise. + * config/c4x/c4x.h: Likewise. + * config/c4x/c4x.md: Likewise. + * config/frv/frv.md: Likewise. + * config/rs6000/aix.h: Likewise. + * config/rs6000/linux64.h: Likewise. + * config/xtensa/xtensa.c: Likewise. + +2003-10-05 Kazu Hirata + + * c-pretty-print.c: Fix comment formatting. + * cfglayout.c: Likewise. + * cfgloopanal.c: Likewise. + * cppcharset.c: Likewise. + * dbxout.c: Likewise. + * ggc-page.c: Likewise. + * ggc.h: Likewise. + * target.h: Likewise. + +2003-10-04 Kelley Cook + + * gengtype-lex.l: Recognize typedef of functions without PARAMS macro. + +2003-10-04 Nathanael Nerode + + * config/v850/v850-c.c, config/v850/v850-protos.h, config/v850/v850.c: + Convert to ISO C90 function declarations and definitions. + +2003-10-04 Zack Weinberg + + * libfuncs.h + (LTI_eqhf2, LTI_nehf2, LTI_gthf2, LTI_gehf2, LTI_lthf2) + (LTI_lehf2, LTI_unordhf2, LTI_eqsf2, LTI_nesf2, LTI_gtsf2) + (LTI_gesf2, LTI_ltsf2, LTI_lesf2, LTI_unordsf2, LTI_eqdf2) + (LTI_nedf2, LTI_gtdf2, LTI_gedf2, LTI_ltdf2, LTI_ledf2) + (LTI_unorddf2, LTI_eqxf2, LTI_nexf2, LTI_gtxf2, LTI_gexf2) + (LTI_ltxf2, LTI_lexf2, LTI_unordxf2, LTI_eqtf2, LTI_netf2) + (LTI_gttf2, LTI_getf2, LTI_lttf2, LTI_letf2, LTI_unordtf2) + (eqhf2_libfunc, nehf2_libfunc, gthf2_libfunc, gehf2_libfunc) + (lthf2_libfunc, lehf2_libfunc, unordhf2_libfunc, eqsf2_libfunc) + (nesf2_libfunc, gtsf2_libfunc, gesf2_libfunc, ltsf2_libfunc) + (lesf2_libfunc, unordsf2_libfunc eqdf2_libfunc, nedf2_libfunc) + (gtdf2_libfunc, gedf2_libfunc, ltdf2_libfunc, ledf2_libfunc) + (unorddf2_libfunc eqxf2_libfunc, nexf2_libfunc, gtxf2_libfunc) + (gexf2_libfunc, ltxf2_libfunc, lexf2_libfunc, unordxf2_libfunc + (eqtf2_libfunc, netf2_libfunc, gttf2_libfunc, getf2_libfunc) + (lttf2_libfunc, letf2_libfunc, unordtf2_libfunc): + Delete. + * optabs.h (OTI_eq, OTI_ne, OTI_gt, OTI_ge, OTI_lt, OTI_le) + (OTI_unord, eq_optab, ne_optab, gt_optab, ge_optab, lt_optab) + (le_optab, unord_optab): New. + + * optabs.c (prepare_float_lib_cmp): Rewrite. Get the libfuncs + from the code_to_optab table, not a giant switch; use + swap_condition; do widening only if a comparison function that + we can call exists in a wider mode, not if a cmp_optab insn or + libfunc exists in a wider mode; call protect_from_queue + exactly once on each operand. + (init_optabs): Initialize the new optabs, not the deleted libfuncs. + + * config/gofast.h, config/ia64/ia64.c, config/mips/mips.c + * config/pa/pa.c, config/rs6000/rs6000.c, config/sparc/sparc.c: + Set floating point comparison libfuncs using set_optab_libfunc + on the appropriate optab. + + * config/ia64/ia64.c (ia64_hpux_init_libfuncs): Fix typo. + * config/rs6000/rs6000.c (rs6000_init_libfuncs): Correct ABI + selector conditionals. + +2003-10-04 Stephane Carrez + + * config/m68hc11/t-m68hc11-gas (MULTILIB_MATCHES): m68hcs12 is + identical to m68hc12 as far as libraries are concerned. + +2003-10-04 Eric Botcazou + + PR c/12446 + * c-typeck.c (convert_for_assignment): Issue an error for + array to pointer assignment after default conversion. + (digest_init): Likewise. + +2003-10-04 Fariborz Jahanian + + * c-decl.c (duplicate_decls): retain DECL_COMMON of old declaration + +2003-10-03 Gerald Pfeifer + + * doc/extend.texi (Function Attributes): Fix title of GNU C + Preprocessor manual. + (C++ Extensions): Fix reference to "Predefined Macros" in the + GNU C Preprocessor manual. + +2003-10-04 Richard Earnshaw + + * doc/extend.texi: Document how GCC estimates and relies on the size + of an asm. + +2003-10-04 Richard Sandiford + + * config/mips/mips.c (mips_pad_arg_upward): Pad floating-point + arguments downward for big-endian o64. + +2003-10-03 Robert Bowdidge + + * ggc-page.c (ggc_pch_write_object): Replace fseek() with fwrite() in + PCH generation, avoiding too-frequent flushes when writing to NFS + file system. + +2003-10-03 Ziemowit Laski + + * objc/objc-act.c (lookup_category): Mark as 'inline'. + +2003-10-03 Alexander Malmberg + Ziemowit Laski + + * objc/objc-act.c (add_method_to_hash_list, lookup_category): + New functions. + (lookup_method_in_hash_lists): New parameter indicating whether + we are messaging 'Class' or 'id'. + (check_duplicates): Likewise; do not assume all methods will + be either class or instance methods. + (generate_category, finish_class): Use lookup_category(). + (add_method): Use add_method_to_hash_list(); insert instance + methods of root classes into the global class method hash table. + (add_category): Use lookup_category(); avoid constructing + duplicate categories. + (really_start_method): Add method to corresponding @interface, + if not already there (and if the @interface exists). + (finish_message_expr, finish_objc): Adjust calls to + check_duplicates(). + +2003-10-03 Roger Sayle + + PR optimization/9325, PR java/6391 + * fold-const.c (fold_convert): For floating point to integer + conversions, return the maximum/minimum representable integer + value if the real constant overflows the destination type. + * tree.c (real_value_from_int_cst): Allow the type to be NULL, + meaning don't truncate the result to a floating point mode. + Simplify the logic by calling real_from_integer directly. + * simplify-rtx.c (simplify_unary_operation): Implement the + same semantics for folding floating point to integer conversions + in RTL. + +2003-10-03 Chris Demetriou + + * config/mips/mips.c (mips_emit_prefetch): Restructure + to avoid use of arrays, handle indexed prefetch. + * config/mips/mips.h (ISA_HAS_FP4, ISA_HAS_PREFETCH): Update comments. + (ISA_HAS_PREFETCHX): New deffine. + * config/mips/mips.md ("type" attr): Add new "prefetchx" value, + update comments. + (prefetch_indexed_di, prefetch_indexed_si): New insns. + +2003-10-03 Jeff Sturm + Roger Sayle + + PR optimization/12289 + * calls.c (emit_call_1): Pretend to have popped the arguments + to noreturn and longjmp functions instead of ignoring them. + (expand_call): Don't adjust stack_pointer_dela while + inhibit_defer_pop is set. + +2003-10-03 Andreas Schwab + + PR bootstrap/12276 + * configure.in: Check for libunwind on the host only if building + a native compiler. + * configure: Regenerated. + +2003-10-03 Paolo Carlini + + * unwind-pe.h (read_encoded_value_with_base): Constify u and + its inizialization cast. + +2003-10-03 Richard Sandiford + + PR target/12485 + * config/mips/mips.c (mips_load_got): GOT accesses can't trap. + +2003-10-02 Mark Mitchell + + PR optimization/12180 + * tree-inline.c (inline_forbidden_p_1): Do not permit inlining of + functions containing calls to __builtin_next_arg. + +2003-10-02 Chris Demetriou + + * config/mips/mips.c (mips_emit_prefetch): Use operand 3 + in instructions being output. + * config/mips/mips.md (prefetch_si_address): Change third + operand's constraint letter to 'I'. + (prefetch_di_address): Likewise. + (prefetch_si, prefetch_di): Set third operand to const0_rtx. + +2003-10-02 Zack Weinberg + + * system.h: Poison macros obsoleted by earlier patch. + * config/cris/cris.c: C90-ify a function definition. + +2003-10-02 Josef Zlomek + + PR/12292 + * combine.c (make_field_assignment): Check whether rtx's code + is CONST_INT before using INTVAL. + +2003-10-02 Josef Zlomek + + * cgraph.c (cgraph_node): Use INSERT instead of 1 in + htab_find_slot_with_hash. + (cgraph_node_for_identifier): Use NO_INSERT. + (cgraph_remove_node): Use NO_INSERT. + (cgraph_varpool_node): Use INSERT. + (cgraph_varpool_node_for_identifier): Use NO_INSERT. + +2003-10-02 Josef Zlomek + + Waldek Hebisch + PR/12072 + * varasm.c (compare_constant): Fix thinko. + +2003-10-02 Richard Sandiford + + * config/frv/frv.c (frv_issue_rate): New function. + (frv_pack_insns): Use it. + (TARGET_SCHED_ISSUE_RATE): Define. + +2003-10-02 Steven Bosscher + + * config/mcore/mcore.c: Convert to ISO C90 function declarations + and definitions. + * config/mcore/mcore.h: Likewise. + * config/mcore/mcore-protos.h: Likewise. + +2003-10-02 Richard Sandiford + + * config/frv/frv.c (frv_use_dfa_pipeline_interface): New function. + (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define. + +2003-10-01 Per Bothner + + * c-lex.c (src_line): Remove unneeded static variable. + (cb_line_change): Set input_line directly, instead of src_line. + (get_non_padding_token): We no longer need to compensate for the + "horrible things" the C++ front-end does with the current line number, + + * cpplib.c (_cpp_pop_buffer): Do generate a _cpp_do_file_change + callback even when popping the main file. + * c-lex.c (fe_file_change): Handle a NULL new_map. + * fix-header.c (cb_file_change): Likewise. + * c-ppoutput.c (pp_file_change): Likewise. + + * cppinit.c (cpp_read_main_file): Split into two functions: + Distribute _cpp_stack_file call over the two functions. + (cpp_find_main_file): New function. + Don't call _cpp_do_file_change even if working_directory flag set. + (cpp_push_main_file): New function. + * cppfiles.c (_cpp_find_failed): New helper function. + (find_file): Made non-static and renamed to _cpp_find_file. + (_cpp_stack_file): No longer needed. But note the following. + (stack_file): Made non-static and renamed to _cpp_stack_file. + * fix-header.c (cpp_read_main_file): Replace cpp_read_main_file + call with calls to cpp_find_main_file and cpp_push_main_file. + (search_path_head): If there is no current buffer, use main_file. + * cpphash.h: Update function declarations. + * cpplib.h: Update function declarations. + + * c-opts.c (c_common_post_options): Don't call cpp_find_main_file yet. + (c_common_parse_file): No longer need to call cpp_read_main_file + when file_index > 0 (as in multi-file or server compiation). + (finish_options): Change to is an LC_ENTER, not LC_RENAME + as this now happens before cpp_push_main_file. + (push_command_line_include): When done with options, pass LC_LEAVE + instead of LC_RENAME to cpp_change_file and finally cpp_push_main_file. + (fe_file_change): Handle NULL new_map, and simplify. + * cpplex.c (_cpp_get_fresh_line): Revert my no-longer-needed + 08-28 change, since we're never called with a NULL buffer. + (_cpp_lex_direct): Likewise. + * cpptrad.c (_cpp_read_logical_line_trad): Likewise. + Return false if buffer is NULL at end. + + * cpplex.c (_cpp_get_fresh_line): Return value now just depends on + whether pfile->buffer is NULL after pop, ignoring return_at_eof. + * cpphash.h (struct cpp_buffer): Remove unused return_at_eof field. + * cpplib.c (cpp_push_buffer): Since we no longer set return_at_eof, + remove the unused return_at_eof parameter. + * cppfiles.c, cpplib.c, cppmacro.c, cpppch.c, fix-header.c: + Update callers of cpp_push_buffer. + +2003-10-01 Zack Weinberg + + * target.h (init_libfuncs): New hook. + * target-def.h: Default TARGET_INIT_BUILTINS and + TARGET_INIT_LIBFUNCS to hook_void_void. Add + TARGET_INIT_LIBFUNCS to TARGET_INITIALIZER. + * builtins.c (default_init_builtins): Delete. + * expr.h (default_init_builtins): Delete prototype. + * doc/tm.texi: Document TARGET_INIT_LIBFUNCS and US_SOFTWARE_GOFAST. + Tweak documentation of TARGET_FLOAT_LIB_COMPARE_RETURNS_BOOL. + Remove documentation of INIT_TARGET_OPTABS, MULSI3_LIBCALL, + DIVSI3_LIBCALL, UDIVSI3_LIBCALL, MODSI3_LIBCALL, UMODSI3_LIBCALL, + MULDI3_LIBCALL, DIVDI3_LIBCALL, UDIVDI3_LIBCALL, MODDI3_LIBCALL, + and UMODDI3_LIBCALL, + + * Makefile.in (optabs.o): Depends on target.h. + * defaults.h: Provide default for FLOAT_LIB_COMPARE_RETURNS_BOOL. + * optabs.c: Include target.h. + (prepare_float_lib_cmp): No need for #ifdef around use of + FLOAT_LIB_COMPARE_RETURNS_BOOL. + (set_optab_libfunc): New function. + (init_optabs): Delete use of all *_LIBCALL defines. + Call targetm.init_libfuncs not INIT_TARGET_OPTABS. + * optabs.h: Prototype set_optab_libfunc. + + * config.gcc: Remove all references to pa/long_double.h, + ia64/hpux_longdouble.h, and gofast.h. + (mips-*-*): When --enable-gofast, just add US_SOFTWARE_GOFAST + to tm_defines; don't set INIT_SUBTARGET_OPTABS or change tm_file. + + * config/alpha/alpha.c, config/c4x/c4x.c, config/cris/cris.c + * config/frv/frv.c, config/h8300/h8300.c, config/i860/i860.c + * config/ia64/ia64.c, config/ip2k/ip2k.c, config/m68hc11/m68hc11.c + * config/mips/mips.c, config/pa/pa.c, config/rs6000/rs6000.c + * config/sparc/sparc.c, config/vax/vax.c: + Provide a definition for TARGET_INIT_LIBFUNCS. Where + necessary, include optabs.h, libfuncs.h, and/or config/gofast.h. + + * config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.h + * config/avr/avr.h, config/cris/cris.h, config/frv/frv.h + * config/h8300/h8300.h, config/i860/i860.h, config/ip2k/ip2k.h + * config/iq2000/iq2000.h, config/m68hc11/m68hc11.h, config/mips/mips.h + * config/rs6000/aix.h, config/rs6000/sysv4.h, config/sparc/elf.h + * config/sparc/lite.h, config/sparc/netbsd-elf.h, config/sparc/sol2.h + * config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h + * config/vax/elf.h: Don't define or use INIT_TARGET_OPTABS, + INIT_SUBTARGET_OPTABS, or any *_LIBCALL macros. + + * config/ia64/hpux.h: Redefine INTEL_EXTENDED_IEEE_FORMAT to 0. + Set TARGET_INIT_LIBFUNCS and FLOAT_LIB_COMPARE_RETURNS_BOOL here. + * config/pa/pa-hpux.h: Define LONG_DOUBLE_TYPE_SIZE, + HPUX_LONG_DOUBLE_LIBRARY, and FLOAT_LIB_COMPARE_RETURNS_BOOL here. + * config/ia64/hpux_longdouble.h, config/pa/long_double.h: Delete. + + * config/rs6000/xcoff.h: Don't define RS6000_ITRUNC nor RS6000_UITRUNC. + * config/sparc/sparc.h: Default SUN_CONVERSION_LIBFUNCS and + SUN_INTEGER_MULTIPLY_64 to 0. + * config/sparc/sol2.h: Redefine SUN_CONVERSION_LIBFUNCS and + SUN_INTEGER_MULTIPLY_64 to 1. + * config/sparc/elf.h: Redefine SUN_CONVERSION_LIBFUNCS and + SUN_INTEGER_MULTIPLY_64 to 0. + * config/sparc/lite.h, config/sparc/liteelf.h, config/sparc/sp86x-elf.h: + Define US_SOFTWARE_GOFAST. + * config/vax/vax.h: Default TARGET_ELF to 0. + * config/vax/elf.h: Redefine TARGET_ELF to 1. + + * config/gofast.h: Don't define any macros here. Provide one + static function, gofast_maybe_init_libfuncs, which does what + INIT_GOFAST_LIBFUNCS used to do but only if US_SOFTWARE_GOFAST + is already defined. Do not clear negation libfuncs. Do + not mess with HFmode, XFmode, or TFmode libfuncs. + + * config/avr/avr.c (avr_init_once): #if 0 out; mark FIXME. + +2003-10-01 Kelley Cook + + PR C/12466 + * c-parse.in (parmlist_2): Mark declaration with an ellipsis as ISO C. + +2003-10-01 Rainer Orth + + * config/mips/xm-iris5.h: Remove, unnecessary. + * config.build (mips-sgi-irix5*): Remove. + (mips-sgi-irix6*o32): Likewise. + * config.gcc (mips-sgi-irix6*o32): Remove xm_file. + (mips-sgi-irix5cross64): Likewise. + (mips-sgi-irix5*): Likewise. + * config.host (mips-sgi-irix5*): Remove. + (mips-sgi-irix6*o32): Likewise. + 2003-10-01 Zack Weinberg * dbxout.c (dbxout_fptype_value): Delete.