+Wed Sep 30 18:43:32 1998 Herman ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
+
+ * reorg.c (try_merge_delay_insns): Account for resources referenced
+ in each instruction in INSN's delay list before trying to eliminate
+ useless instructions. Similarly when looking at a trial insn's delay
+ slots.
+
+ * reorg.c (check_annul_list_true_false): New function.
+ (steal_delay_list_from_{target,fallthrough}): Call it and also
+ refine tests for when we may annul if already filled a slot.
+ (fill_slots_from_thread): Likewise.
+ (delete_from_delay_slot): Return newly-created thread.
+ (try_merge_delay_isns): Use its new return value.
+
+Wed Sep 30 18:29:26 1998 Jeffrey A Law (law@cygnus.com)
+
+ * loop.c (check_dbra_loop): Use a vanilla loop reversal if the biv is
+ used to compute a giv or as some other non-counting use.
+
+Wed Sep 30 18:19:27 1998 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
+
+ * regs.h (HARD_REGNO_CALLER_SAVE_MODE): New macro.
+ * caller-save.c (init_caller_save): Use it.
+ * tm.texi: Document HARD_REGNO_CALLER_SAVE_MODE.
+
+Wed Sep 30 12:57:30 1998 Zack Weinberg <zack@rabi.phys.columbia.edu>
+
+ * configure.in: Add --enable-cpplib option which uses cpplib
+ for cpp, but doesn't link cpplib into cc1. Make help text
+ capitalization consistent.
+ * configure: Rebuilt.
+
+Wed Sep 30 10:09:39 1998 Mark Mitchell <mark@markmitchell.com>
+
+ * function.c (gen_mem_addressof): If the address REG is
+ REG_USERVAR_P make the new REG be so also.
+ * loop.c (scan_loop): Apply DeMorgan's laws and add documentation
+ in an attempt to clarify slightly.
+
+Wed Sep 30 09:57:40 1998 Jeffrey A Law (law@cygnus.com)
+
+ * expr.c (expand_expr): Handle COMPONENT_REF, BIT_FIELD_REF ARRAY_REF
+ and INDIRECT_REF in code to check MAX_INTEGER_COMPUTATION_MODE.
+
+Wed Sep 30 10:13:39 1998 Catherine Moore <clm@cygnus.com>
+
+ * toplev.c: Fix last patch.
+
+Tue Sep 29 20:03:18 1998 Jim Wilson <wilson@cygnus.com>
+
+ * loop.c (get_condition): Fix typo in May 9 change.
+
+Tue Sep 29 11:11:38 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
+
+ * invoke.texi (-fexceptions): Merge 2 different descriptions.
+
+Mon Sep 28 22:08:52 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * toplev.c (documented_lang_options): Spelling corrections.
+
+Mon Sep 28 19:41:24 1998 Alexandre Oliva <oliva@dcc.unicamp.br>
+
+ * configure.in: new flags --with-ld and --with-as, equivalent
+ to setting LD and AS environment variables. Test whether
+ specified arguments are GNU commands, and report them with
+ checking messages. Use the specified AS for configure
+ tests too.
+ * configure: ditto
+ * acconfig.h: add DEFAULT_ASSEMBLER and DEFAULT_LINKER
+ * config.in: ditto
+ * gcc.c (find_a_file): when looking for `as' and `ld', return
+ the DEFAULT program if it exists
+ * collect2.c (main): use DEFAULT_LINKER if it exists
+
+ * gcc.c (find_a_file): the test for existence of a full
+ pathname was reversed
+
+Mon Sep 28 17:34:35 1998 Michael Meissner <meissner@cygnus.com>
+
+ * rs6000.h (ASM_OUTPUT_MI_THUNK): Only define on ELF systems.
+ * rs6000.c (output_mi_thunk): Always use a raw jump for now.
+
+Mon Sep 28 14:24:03 1998 Mark Mitchell <mark@markmitchell.com>
+
+ * tree.h (TYPE_BINFO): Document.
+
+Mon Sep 28 12:55:49 1998 Stan Cox <scox@cygnus.com>
+
+ * i386-coff.h (dbxcoff.h): Added.
+
+Mon Sep 28 12:51:00 1998 Catherine Moore <clm@cygnus.com>
+
+ * toplev.c: fix bad patch around flag_data_sections.
+
+Mon Sep 28 10:32:28 1998 Nick Clifton <nickc@cygnus.com>
+
+ * reload1.c (reload): Use reload_address_index_reg_class and
+ reload_address_base_reg_class when setting
+ caller_save_spill_class. (Patch generated by Jim Wilson:
+ wilson@cygnus.com).
+
+Mon Sep 28 07:43:34 1998 Mark Mitchell <mark@markmitchell.com>
+
+ * c-common.c (c_get_alias_set): Tighten slightly for FUNCTION_TYPEs
+ and ARRAY_TYPEs. Tidy up. Improve support for type-punning.
+ * expr.c (store_field): Add alias_set parameter. Set the
+ MEM_ALIAS_SET accordingly, if the target is a MEM.
+ (expand_assignment): Use it.
+ (store_constructor_field): Pass 0.
+ (expand_expr): Likewise.
+
+Mon Sep 28 07:54:03 1998 Catherine Moore <clm@cygnus.com>
+
+ * flags.h: Add flag_data_sections.
+ * toplev.c: Add option -fdata-sections. Add flag_data_sections.
+ (compile_file): Error if flag_data_sections not supported.
+ * varasm.c (assemble_variable): Handle flag_data_sections.
+ * config/svr4.h: Modify prefixes for UNIQUE_SECTION_NAME.
+ * config/mips/elf.h: Likewise.
+ * config/mips/elf64.h: Likewise.
+ * invoke.texi: Describe -fdata-sections.
+
+Mon Sep 28 04:15:44 1998 Craig Burley <burley@melange.gnu.org>
+
+ * invoke.texi (-ffloat-store): Clarify that this option
+ does not affect intermediate results -- only variables.
+
+Mon Sep 28 04:11:35 1998 Jeffrey A Law (law@cygnus.com)
+
+ * cpp.texi: Update for Fortran usage from Craig.
+
+Fri Sep 25 22:09:47 1998 David Edelsohn <edelsohn@mhpcc.edu>
+
+ * rs6000.c (function_arg_boundary): Revert accidental change on
+ September 18.
+
+Fri Sep 25 20:30:00 1998 Michael Meissner <meissner@cygnus.com>
+
+ * rs6000.h (ASM_OUTPUT_MI_THUNK): Declare, call output_mi_thunk.
+ (output_mi_thunk): Declare.
+
+ * rs6000.c (output_mi_thunk): Function to create thunks for MI.
+ (output_function_profiler): Use r12 for temp, instead of r11 so
+ that we preserve the static chain register.
+
+Fri Sep 25 14:18:33 1998 Jim Wilson <wilson@cygnus.com>
+
+ * sdbout.c (sdbout_one_type): Don't look at TYPE_BINFO field of enums.
+
+Fri Sep 25 19:30:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * sh.c (gen_shl_sext): Fix case 5.
+
+Fri Sep 25 17:35:23 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * reload1.c (reload_combine): Re-add line that got accidentally lost.
+
+Fri Sep 25 10:43:47 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * cccp.c (pedwarn_with_file_and_line): For !__STDC__ case, avoid
+ accessing variables until they are initialized via va_arg().
+
+Thu Sep 24 22:12:16 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
+
+ * reload1.c (reload_combine): Initialize set before using.
+
+Thu Sep 24 18:53:20 1998 Jason Merrill <jason@yorick.cygnus.com>
+
+ * sdbout.c (sdbout_field_types): Don't emit the types of fields we
+ won't be emitting.
+
+Thu Sep 24 17:05:30 1998 Nick Clifton <nickc@cygnus.com>
+
+ * config/arm/arm.md (insv): Add comment. In CONST_INT case, and
+ operand3 with mask before using it. Patch provided by Jim Wilson.
+
+Thu Sep 24 15:08:08 1998 Jakub Jelinek <jj@sunsite.ms.mff.cuni.cz>
+
+ * config/sparc/sparc.c (function_value): Perform the equivalent of
+ PROMOTE_MODE for ARCH64.
+ (eligible_for_epilogue_delay): Allow DImode operations in delay
+ slot of a return for ARCH64.
+
+Thu Sep 24 22:17:54 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * sh.md (sqrtsf2): Fix mode of sqrt.
+
+Thu Sep 24 21:48:51 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * reload1.c (choose_reload_regs): Also try inheritance when
+ reload_in is a stack slot of a pseudo, even if we already got a
+ reload reg.
+
+Thu Sep 24 21:22:39 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * reload1.c (reload_cse_regs_1): Renamed from reload_cse_regs.
+ (reload_cse_regs): New function body: call reload_cse_regs_1,
+ reload_combine, reload_cse_move2add.
+ When doing expensive_optimizations, call reload_cse_regs_1 a
+ second time after reload_cse_move2add.
+ (reload_combine, reload_combine_note_store): New functions.
+ (reload_combine_note_use): New function.
+ (reload_cse_move2add, move2add_note_store): New functions.
+
+Thu Sep 24 18:48:43 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * reload.c (find_reloads): In code to promote RELOAD_FOR_X_ADDR_ADDR
+ reloads to RELOAD_FOR_X_ADDRESS reloads, test for reload sharing.
+
+ Properly keep track of first RELOAD_FOR_X_ADDRESS also for
+ more than 3 such reloads.
+
+ If there is not more than one RELOAD_FOR_X_ADDRESS, don't change
+ RELOAD_FOR_X_ADDR_ADDR reload.
+
+Thu Sep 24 17:45:55 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * expr.c (store_constructor): When initializing a field that is smaller
+ than a word, at the start of a word, try to widen it to a full word.
+
+ * cse.c (cse_insn): When we are about to change a register,
+ remove any invalid references to it.
+
+ (remove_invalid_subreg_refs): New function.
+ (mention_regs): Special treatment for SUBREGs.
+ (insert_regs): Don't strip SUBREG for call to mention_regs.
+ Check if reg_tick needs to be bumped up before that call.
+ (lookup_as_function): Try to match known word_mode constants when
+ looking for a norrower constant.
+ (canon_hash): Special treatment for SUBREGs.
+
+Thu Sep 24 01:35:34 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
+
+ * config/sparc/sol2-sld-64.h (TRANSFER_FROM_TRAMPOLINE): Define.
+ * config/sparc/sparc.c (sparc64_initialize_trampoline): If that is
+ defined, emit libcall to __enable_execute_stack. Also fix opcodes
+ and offsets in actual stack trampoline code so they match the
+ commentary and actually work.
+
+Thu Sep 24 01:19:02 1998 Jakub Jelinek <jj@sunsite.ms.mff.cuni.cz>
+
+ * configure.in (sparcv9-*-solaris): Use t-sol2 and t-sol2-64 for
+ tmake_file.
+ (sparc64-*-linux): Use t-linux and sparc/t-linux64 for
+ tmake_file. Set extra_parts to needed crt objects.
+ * configure: Rebuilt.
+ * config/sparc/linux64.h (SPARC_BI_ARCH): Define.
+ (TARGET_DEFAULT): Set if default is v9 or ultra.
+ (STARTFILE_SPEC32, STARTFILE_SPEC64): New macros.
+ (STARTFILE_SPEC): Set to those upon SPARC_BI_ARCH.
+ (ENDFILE_SPEC32, ENDFILE_SPEC64, ENDFILE_SPEC): Likewise.
+ (SUBTARGET_EXTRA_SPECS, LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
+ LINK_SPEC, LINK_ARCH_SPEC): Likewise.
+ (TARGET_VERSION): Define.
+ (MULTILIB_DEFAULT): Define.
+ * config/sparc/sparc.h (CPP_CPU_DEFAULT_SPEC): Rearrange so that
+ mixed 32/64 bit compilers based upon SPARC_BI_ARCH work.
+ (CPP_CPU64_DEFAULT_SPEC, CPP_CPU32_DEFAULT_SEC): Define
+ appropriately.
+ (TARGET_SWITCHES): Allow ptr32/ptr64 options once more.
+ * config/sparc/sparc.c (sparc_override_options): If arch and
+ pointer size disagree, emit diagnostic and fix it up. If
+ SPARC_BI_ARCH and TARGET_ARCH32, set cmodel to CM_32. Turn off
+ V8PLUS in 64-bit mode.
+ * config/sparc/t-linux64: New file.
+ * config/sparc/t-sol2-64: New file.
+ * config/sparc/t-sol2: Adjust build rules to use MULTILIB_CFLAGS.
+ * config/sparc/sol2-sld-64.h (SPARC_BI_ARCH): Define.
+ (ASM_CPU32_DEFAULT_SPEC, ASM_CPU64_DEFAULT_SPEC,
+ CPP_CPU32_DEFAULT_SPEC, CPP_CPU64_DEFAULT_SPEC): Define.
+ (ASM_SPEC, CPP_CPU_SPEC): Set appropriately based upon those.
+ (STARTFILE_SPEC32, STARTFILE_SPEC32, STARTFILE_ARCH_SPEC):
+ Define.
+ (STARTFILE_SPEC): Set approriately based upon those.
+ (CPP_CPU_DEFAULT_SPEC, ASM_CPU_DEFAULT_SPEC): Set based upon
+ disposition of DEFAULT_ARCH32_P.
+ (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC): Define.
+ (LINK_ARCH_SPEC, LINK_ARCH_DEFAULT_SPEC): Set based upon those.
+ (CC1_SPEC, MULTILIB_DEFAULTS): Set based upon DEFAULT_ARCH32_P.
+ (MD_STARTFILE_PREFIX): Set correctly based upon SPARC_BI_ARCH.
+ * config/sparc/xm-sysv4-64.h (HOST_BITS_PER_LONG): Only set on
+ arch64/v9.
+ * config/sparc/xm-sp64.h (HOST_BITS_PER_LONG): Likewise.
+
+Wed Sep 23 22:32:31 1998 Mark Mitchell <mark@markmitchell.com>
+
+ * rtl.h (init_virtual_regs): New function.
+ * emit-rtl.c (init_virtual_regs): Define.
+ (insn_emit): Use it.
+ * integrate.c (save_for_inline_copying): Likewise.
+
+Wed Sep 23 16:22:01 1998 Nick Clifton <nickc@cygnus.com>
+
+ * config/arm/thumb.h: The following patches were made by Jim Wilson:
+ (enum reg_class): Add NONARG_LO_REGS support.
+ (REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGNO_REG_CLASS,
+ PREFERRED_RELOAD_CLASS, SECONDARY_RELOAD_CLASS): Likewise.
+ (GO_IF_LEGITIMATE_ADDRESS): Disable REG+REG addresses before reload
+ completes. Re-enable HImode REG+OFFSET addresses.
+ (LEGITIMIZE_RELOAD_ADDRESS): Define.
+
+ * expmed.c (extract_bit_field): Add comment from Jim Wilson.
+
Wed Sep 23 13:26:02 1998 Richard Henderson <rth@cygnus.com>
* alpha.c (get_aligned_mem): Revert Sep 20 change.