+Wed Jan 19 19:54:38 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * sh.c (prepare_scc_operands): Abort if no compare insn is available.
+ (find_barrier, gen_block_redirect, split_branches): Fix indentation.
+ (calc_live_regs): Likewise.
+
+Wed Jan 19 19:12:36 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * sh.md (fpu_single, fp_mode): New attributes.
+
+2000-01-20 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
+
+ * loop.c (current_loop_info): Renamed from loop_info_data
+ and changed to a pointer.
+ (loop_optimize): Allocate loop_info structure for each loop
+ and initialise to zero.
+ (scan_loop): Set current_loop_info.
+
+ * unroll.c (loop_iterations): Don't abort if REG_USERVAR_P set
+ on iteration_var.
+
+2000-01-19 Richard Henderson <rth@cygnus.com>
+
+ * stupid.c: Die die die.
+ * Makefile.in (OBJS): Remove stupid.o.
+ (stupid.o): Likewise.
+
+ * except.c (emit_eh_context): Don't emit USEs for stupid.
+ * explow.c (probe_stack_range): Likewise.
+ * flags.h (obey_regdecls): Remove.
+ * flow.c (find_basic_blocks): Don't run try_merge_blocks
+ when not optimizing.
+ (life_analysis): Limit data collection when not optimizing.
+ (mark_regs_live_at_end): Always mark the return value registers.
+ (mark_used_regs): Remove dummy RETURN case.
+ (print_rtl_with_bb): Don't consult obey_regdecls.
+ * function.c (use_variable, use_variable_after): Remove.
+ (assign_parms): Consult optimize not obey_regdecls.
+ (expand_function_start): Don't emit USEs for stupid.
+ (expand_function_end): Likewise.
+ * global.c (build_insn_chain): Export.
+ * integrate.c (expand_inline_function): Kill return-value USE
+ handling code.
+ * jump.c (jump_optimize_1): Do simple jump optimizations and
+ dead code elimination.
+ (calculate_can_reach_end): Remove check_deleted argument.
+ (delete_insn): Patch out insns even when not optimizing.
+ * local-alloc.c (block_alloc): Don't do tying when not optimizing.
+ * rtl.h (use_variable, use_variable_after): Remove declarations.
+ (build_insn_chain): Declare.
+ * stmt.c (expand_value_return): Don't emit USEs for stupid.
+ (expand_end_bindings): Likewise.
+ (expand_decl): Likewise. Consult optimize not obey_regdecls.
+ * toplev.c (obey_regdecls): Remove.
+ (rest_of_compilation): Don't set it. Kill stupid in favour of
+ flow1, local-alloc, and reload.
+ (main): Don't set obey_regdecls.
+
+ * config/nextstep.c (handle_pragma): Likewise.
+
+ * alpha/alpha.md (allocate_stack): Don't emit USEs for stupid.
+
+ * arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't fix reg 0 for stupid.
+
+2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * alpha-protos.h: PROTO -> PARAMS.
+ * alpha.c: Likewise.
+ * elf.h: Likewise.
+ * h8300.c: Likewise.
+ * i386-protos.h: Likewise.
+ * i386.c: Likewise.
+ * m32r-protos.h: Likewise.
+ * m32r.c: Likewise.
+ * mips.c: Likewise.
+ * mips.md: Likewise.
+ * gmon-sol2.c: Likewise.
+ * sparc.c: Likewise.
+
+2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * ns32k-protos.h: New file.
+
+ * ns32k.c: Fix compile time warnings.
+
+ * ns32k.h: Move prototypes to ns32k-protos.h. Fix compile time
+ warnings.
+
+ * ns32k.md: Likewise.
+
+2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * vax-protos.h: New file.
+
+ * vax.c: Fix compile time warnings.
+
+ * vax.h: Move prototypes to vax-protos.h. Fix compile time
+ warnings.
+
+ * vax.md: Likewise.
+
+ * vaxv.md: Likewise.
+
+2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * romp-protos.h: New file.
+
+ * romp.c: Fix compile time warnings.
+
+ * romp.h: Move prototypes to romp-protos.h. Fix compile time
+ warnings.
+
+ * romp.md: Likewise.
+
+2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * we32k-protos.h: New file.
+
+ * we32k.c: Fix compile time warnings.
+
+ * we32k.h: Move prototypes to we32k-protos.h. Fix compile time
+ warnings.
+
+2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * calls.c (emit_call_1): Mark parameter with ATTRIBUTE_UNUSED.
+
+ * except.c (eh_regs): Likewise.
+
+ * final.c (output_operand): Likewise.
+
+ * fold-const.c (target_isinf, target_isnan): Likewise.
+
+Tue Jan 18 16:19:55 MET 2000 Jan Hubicka <hubicka@freesoft.cz>
+
+ * i386.h (BIGGEST_ALIGNMENT): Set to 128.
+ (BIGGEST_FIELD_ALIGNMENT): Set to (TARGET_ALIGN_DOUBLE ? 64 : 32)
+
+ * i386.md (memstr): Do not use rep stosb for counts divisible by 4
+ when optimize_size.
+ (clrstrsi): Rewrite.
+ (strsethi, strsetqi): New expanders.
+ (strsethi_1, strsetqi_1, rep_stossi, rep_stosqi): New insn patterns.
+ (cmpstrsi): Emit compare insn before cmpstrsi_1
+ (cmpstrsi_nz): use flags, set type to str, prefix_length to 1.
+ (strlensi_1): Likewise.
+ (cmpstrsi_1): Likewise; do not output compare.
+ (strlen expander): Do not unroll when optimizing for size.
+ (*subsi3_carry): Rename to subsi3_carry
+ (addqi3_cc): New pattern.
+ * i386.h (processor_costs): Add move_ratio field.
+ (MOVE_RATIO): Use move_ratio field, set to 3 for OPTIMIZE_SIZE
+ * i386.c (*_cost): Set move_ratio.
+ (x86_unroll_strlen): Enable for Athlon, PPro and K6 too.
+ (x86_expand_strlensi_1): Rewrite the main loop.
+
+2000-01-17 Richard Henderson <rth@cygnus.com>
+
+ * combine.c (combine_simplify_rtx): Give FLOAT_STORE_FLAG_VALUE a mode.
+ * cse.c (find_comparison_args, fold_rtx): Likewise.
+ * integrate.c (subst_constants): Likewise.
+ * loop.c (get_condition): Likewise.
+
+ * tm.texi (FLOAT_STORE_FLAG_VALUE): Update docs.
+
+ * alpha.h (FLOAT_STORE_FLAG_VALUE): Use REAL_VALUE_ATOF.
+
+2000-01-18 Martin v. Löwis <loewis@informatik.hu-berlin.de>
+
+ * c-parse.in (SAVE_WARN_FLAGS): Create an INTEGER_CST.
+ (RESTORE_WARN_FLAGS): Unpack it.
+ Change semantic type of extension to ttype.
+ * c-common.c (split_specs_attrs): Expect an INTEGER_CST.
+ * c-parse.y, c-parse.c, objc/objc-parse.y,
+ objc/objc-parse.c: Regenerate.
+
+2000-01-17 Zack Weinberg <zack@wolery.cumb.org>
+
+ * fixinc/fixlib.c: Add copyright notice.
+ (compile_re): New function.
+ * fixinc/fixlib.h: Prototype compile_re.
+
+ * fixinc/fixfixes.c, fixinc/fixtests.c, fixinc/fixincl.c:
+ Use compile_re to compile regular expressions.
+
+ * fixinc/fixincl.c (egrep_test): Don't bother asking regexec
+ where the pattern matched.
+
+ * fixinc/inclhack.def (sun_memcpy): Move to AAB_sun_memcpy,
+ use 'replace'.
+ (ultrix_ansi_compat): Likewise.
+ (interactv_add1): Rename to 'isc_omits_with_stdc', remove shell test,
+ add egrep test.
+ (interactv_add2, interactv_add3): Delete.
+ (x11_sprintf): Don't use filename glob.
+ * fixinc/fixincl.x, fixinc/inclhack.sh, fixinc/fixincl.sh:
+ Regenerate.
+
+2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * print-rtl.c: PROTO -> PARAMS.
+ * real.c: Likewise.
+ * reg-stack.c: Likewise.
+ * resource.c: Likewise.
+ * sdbout.h: Likewise.
+ * simplify-rtx.c: Likewise.
+ * stor-layout.c: Likewise.
+ * stupid.c: Likewise.
+ * xcoffout.c: Likewise.
+ * xcoffout.h: Likewise.
+
+2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * toplev.c: PROTO -> PARAMS.
+ * toplev.h: Likewise.
+ * tree.c: Likewise.
+ * tree.h: Likewise.
+ * unroll.c: Likewise.
+ * varasm.c: Likewise.
+ * varray.c: Likewise.
+ * varray.h: Likewise.
+
+2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * reload.c: PROTO -> PARAMS.
+ * reload.h: Likewise.
+ * reload1.c: Likewise.
+ * reorg.c: Likewise.
+ * resource.h: Likewise.
+ * rtl.c: Likewise.
+ * rtl.h: Likewise.
+ * rtlanal.c: Likewise.
+ * sbitmap.h: Likewise.
+ * sdbout.c: Likewise.
+ * stack.h: Likewise.
+ * stmt.c: Likewise.
+ * system.h: Likewise.
+
+2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * machmode.h: PROTO -> PARAMS.
+ * mbchar.h: Likewise.
+ * mips-tdump.c: Likewise.
+ * mips-tfile.c: Likewise.
+ * optabs.c: Likewise.
+ * output.h: Likewise.
+ * prefix.c: Likewise.
+ * profile.c: Likewise.
+ * protoize.c: Likewise.
+ * real.h: Likewise.
+ * recog.c: Likewise.
+ * recog.h: Likewise.
+ * regclass.c: Likewise.
+ * regmove.c: Likewise.
+ * regs.h: Likewise.
+
+2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * ggc-common.c: PROTO -> PARAMS.
+ * ggc-page.c: Likewise.
+ * ggc-simple.c: Likewise.
+ * ggc.h: Likewise.
+ * global.c: Likewise.
+ * graph.c: Likewise.
+ * gthr-win32.h: Likewise.
+ * haifa-sched.c: Likewise.
+ * halfpic.h: Likewise.
+ * integrate.c: Likewise.
+ * integrate.h: Likewise.
+ * jump.c: Likewise.
+ * lcm.c: Likewise.
+ * local-alloc.c: Likewise.
+ * loop.c: Likewise.
+ * loop.h: Likewise.
+
+2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * genattr.c: PROTO -> PARAMS.
+ * genattrtab.c: Likewise.
+ * gencheck.c: Likewise.
+ * gencodes.c: Likewise.
+ * genconfig.c: Likewise.
+ * genemit.c: Likewise.
+ * genextract.c: Likewise.
+ * genflags.c: Likewise.
+ * gengenrtl.c: Likewise.
+ * genopinit.c: Likewise.
+ * genoutput.c: Likewise.
+ * genpeep.c: Likewise.
+ * genrecog.c: Likewise.
+
+2000-01-16 Mark Mitchell <mark@codesourcery.com>
+
+ * tree.h (BINFO_VPTR_FIELD): Augment documentation.
+
+2000-01-16 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
+
+ * aclocal.m4 (AC_FUNC_MMAP_ZERO): New macro.
+ * configure.in (AC_FUNC_MMAP_ZERO): Use instead of AC_FUNC_MMAP.
+ * ggc-page.c: Replace HAVE_MMAP with HAVE_MMAP_ZERO.
+ * configure, config.in: Rebuilt.
+
+2000-01-16 Zack Weinberg <zack@wolery.cumb.org>
+
+ * config/i386/i386.md: Add peephole to merge successive stack
+ adjusts.
+
+Sat Jan 15 15:41:14 EST 2000 John Wehle (john@feith.com)
+
+ * gcse.c (insert_insn_end_bb): Use emit_block_insn_before
+ instead of emit_insn_before. Also handle NOTE_INSN_BASIC_BLOCK
+ when walking backwards to find all the parameter loads when
+ the basic block ends in a call.
+
+2000-01-15 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
+
+ * loop.c (this_loop_info): Delete.
+ (uid_loop): Add in place of uid_loop_num. All uses updated.
+ (loop_number_exit_count): Delete and replace with entry in loop
+ structure. All uses updated.
+ (loop_number_loop_starts, loop_number_loop_ends): Likewise.
+ (loop_number_loop_cont, loop_number_cont_dominator): Likewise.
+ (loop_outer_loop): Likewise.
+ (loop_invalid, loop_number_exit_labels): Likewise.
+ (loop_used_count_register): Delete and replace with entry in
+ loop_info structure.
+ (find_and_verify_loops): Add loops argument.
+ (verify_dominator, mark_loop_jump, prescan_loop): Replace loop_start,
+ loop_end, etc. arguments with loop structure pointer. All callers
+ changed.
+ (loop_reg_used_before_p, scan_loop, strength_reduce): Likewise.
+ (check_dbra_loop, next_insn_in_loop, try_copy_prop): Likewise.
+ (load_mems_and_recount_loop_regs_set, load_mems): Likewise.
+ (insert_bct): Likewise.
+ (basic_induction_var): New argument level.
+ * loop.h (struct loop_info): Delete fields num, loops_enclosed,
+ vtop, and cont. Add used_count_register.
+ (uid_loop): Delete declaration.
+ (loop_number_exit_count): Likewise.
+ (loop_number_loop_starts, loop_number_loop_ends): Likewise.
+ (loop_number_loop_cont, loop_number_cont_dominator): Likewise.
+ (loop_outer_loop, loop_used_count_register): Likewise.
+ (loop_invalid, loop_number_exit_labels): Likewise.
+ (unroll_loop): Replace loop_start and loop_end arguments
+ with loop structure pointer.
+ (loop_precondition_p, loop_iterations): Likewise.
+ Include basic-block.h.
+ * unroll.c: (unroll_loop): Replace loop_start and loop_end arguments
+ with loop structure pointer.
+ (loop_precondition_p, loop_iterations): Likewise.
+ * basic-block.h (struct loop): New entries vtop, cont,
+ cont_dominator, start, end, top, scan_start, exit_labels,
+ exit_count.
+ * Makefile.in (LOOP_H): Add basic-block.h to dependencies.
+
+2000-01-15 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
+
+ * defaults.h (ASM_OUTPUT_ASCII): Use ISDIGIT.
+
+2000-01-14 Nathan Sidwell <sidwell@codesourcery.com>
+
+ * config.in: Rebuilt for 2000-01-13 change to acconfig.h.
+
+2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * pdp11-protos.h: New file.
+
+ * pdp11.c: Include tm_p.h. Add static prototypes. Fix compile
+ time warnings.
+
+ * pdp11.h: Move prototypes to pdp11-protos.h. Fix compile time
+ warnings.
+
+ * pdp11.md: Likewise.
+
+ * 2bsd.h: Likewise.
+
+2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * mn10300-protos.h: New file.
+
+ * mn10300.c: Include tm_p.h. Add static prototypes. Fix compile
+ time warnings.
+
+ * mn10300.h: Move prototypes to mn10300-protos.h. Fix compile time
+ warnings.
+
+ * mn10300.md: Likewise.
+
+2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * mn10200-protos.h: New file.
+
+ * mn10200.c: Include tm_p.h. Add static prototypes. Fix compile
+ time warnings.
+
+ * mn10200.h: Move prototypes to mn10200-protos.h. Fix compile time
+ warnings.
+
+ * mn10200.md: Likewise.
+
+2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * h8300-protos.h: New file.
+
+ * h8300.c: Include tm_p.h. Add static prototypes. Fix compile
+ time warnings.
+
+ * h8300.h: Move prototypes to h8300-protos.h. Fix compile time
+ warnings.
+
+ * h8300.md: Likewise.
+
2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* varasm.c (asm_output_bss): Mark parameters with ATTRIBUTE_UNUSED.
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