+Tue Oct 12 17:09:38 1999 David Edelsohn <edelsohn@gnu.org>
+
+ * collect2.c (main): Do prelimnary link on AIX if rflag.
+
+Tue Oct 12 09:45:19 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
+
+ * config/rs6000/eabi-ctors.c (__do_global_ctors): Run through
+ __CTOR_LIST__ in opposite order, which is the correct order for sorted
+ constructors.
+ (__do_global_dtors): similarly for __DTOR_LIST__.
+
+Fri Oct 8 19:46:03 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
+ Diego Novillo <dnovillo@cygnus.com>
+
+ * config/sh/sh.h (REGISTER_MOVE_COST): Handle moves from T_REGS to
+ FPUL_REGS.
+
+Tue Oct 12 07:38:41 1999 Bruce Korb <autogen@linuxbox.com>
+
+ * fixincl/*: Merged "no_bogosity" branch
+ * fixincl/fixlib.h: protect against doubly defining t_bool
+ * fixincl/server.h: protect against doubly defining t_bool
+
+Mon Oct 11 20:18:41 1999 Jim Wilson <wilson@cygnus.com>
+
+ * genoutput.c: Include toplev.h.
+
+Mon Oct 11 18:56:14 1999 Jim Wilson <wilson@cygnus.com>
+
+ * config/sparc/liteelf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
+ Undef.
+ * configure.in (sparclite-*-elf, sparc86x-*-elf): Don't use libgloss.h.
+ * configure: Regenerate.
+
+Mon Oct 11 16:07:49 1999 Richard Henderson <rth@cygnus.com>
+
+ * gcse.c (delete_null_pointer_checks): Returns void.
+
+Mon Oct 11 20:31:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
+
+ * rtl.c (copy_rtx): Don't use accessor macros to copy fields.
+ * emit-rtl.c (copy_insn_1): Likewise.
+
+Mon Oct 11 13:29:06 1999 Geoffrey Keating <geoffk@cygnus.com>
+
+ * config/mips/mips.c (mips_build_va_list): Correct
+ TREE_CHAIN setting when hard-float.
+ (mips_va_start): Use corrected setting.
+ (mips_va_arg): Likewise. Also pass a tree to build of
+ POSTINCREMENT_EXPR rather than a naked 'int'.
+
+Sun Oct 10 18:27:27 1999 Mark Mitchell <mark@codesourcery.com>
+
+ * ggc.h (ggc_push_context): Fix comment.
+ (ggc_pop_context): Likewise.
+ (mark_string_if_gcable): Likewise.
+ * ggc-common.c (ggc_mark_rtx_children): Use
+ ggc_mark_string_if_gcable.
+ * ggc-page.c (ggc_lookup_page_table): New function.
+ (ggc_allocated_p): Likewise.
+ (mark_obj): Fix formatting.
+ (ggc_mark_string_if_gcable): New function.
+ * ggc-simple.c (ggc_allocated_strings): New variable.
+ (ggc_strings_used): Likewise.
+ (ggc_compare_addresses): New function.
+ (ggc_pop_context): Pop the `any' memory too.
+ (ggc_mark_string_if_gcable): New function.
+ (ggc_collect): Initialize and tear down ggc_allocated_strings.
+
+Sun Oct 10 20:05:21 1999 David Edelsohn <edelsohn@gnu.org>
+
+ * rs6000.md (movstrsi_?reg): Use preferred rD/rS = r5 form.
+ (scc patterns): Disable most SImode variants if TARGET_POWERPC64.
+ * rs6000.c (expand_block_move): Match movstrsi_?reg register
+ changes.
+
+Sun Oct 10 16:37:01 1999 Richard Henderson <rth@cygnus.com>
+
+ * haifa-sched.c (sched_reg_n_calls_crossed): Delete.
+ (sched_reg_live_length, sched_reg_basic_block): Delete.
+ (current_block_num, bb_live_regs, old_live_regs): Delete.
+ (dead_notes, struct sometimes): Delete.
+ (sched_note_set, birthing_insn_p): Delete.
+ (adjust_priority): Gut useless reg lifetime code.
+ (create_reg_dead_note, attach_deaths): Delete.
+ (attach_deaths_insn, new_sometimes_live): Delete.
+ (finish_sometimes_live): Delete.
+ (find_pre_sched_live, find_post_sched_live): Delete.
+ (update_reg_usage): Delete.
+ (find_insn_reg_weight): New, from corpse of find_pre_sched_live.
+ (schedule_insns): Delete reg lifetime code.
+ (sched_analyze): Use REG_SAVE_NOTE to stuff NOTE_INSN notes away.
+ (unlink_other_notes): Adjust REG_NOTE commentary.
+ (reemit_notes): Use REG_SAVE_NOTE.
+ (schedule_block): Likewise.
+ (schedule_region): Allocate bitmap of blocks in region. Use
+ count_or_remove_death_notes. Use update_life_info.
+
+ * rtl.h (REG_SAVE_NOTE): New.
+ * rtl.c (reg_note_name): Update.
+
+Sun Oct 10 16:14:16 1999 Richard Henderson <rth@cygnus.com>
+
+ * combine.c (refresh_blocks, need_refresh): New.
+ (combine_instructions): Allocate refresh_blocks. Invoke
+ update_life_info if needed.
+ (distribute_notes): Mark refresh_blocks instead of installing
+ USE insns.
+ * flow.c (update_life_info): Remove notes if GLOBAL_RM_NOTES.
+ * basic_block.h (enum update_life_extent): Add GLOBAL_RM_NOTES.
+
+ * Makefile.in (recog.o): Depend on basic-block.h.
+
+Sun Oct 10 12:03:21 1999 Richard Henderson <rth@cygnus.com>
+
+ * genrecog.c (add_to_sequence): Thinko last change: delete
+ shadowing allow_const_int variable.
+
+Sun Oct 10 08:40:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * cppinit.c: Use HAVE_GCC_VERSION instead of explicitly testing
+ __GNUC__ and __GNUC_MINOR__.
+
+ * gansidecl.h: Likewise.
+
+ * rtl.c: Likewise.
+
+ * rtl.h: Likewise.
+
+ * toplev.h: Likewise.
+
+ * tree.c: Likewise.
+
+ * tree.h: Likewise.
+
+ * varray.c: Likewise.
+
+ * varray.h: Likewise.
+
+Sun Oct 10 13:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
+
+ * loop.c (find_and_verify_loops): When looking for a BARRIER, don't
+ use one before a jump table.
+
+ * rtl.def (ADDRESS): Change documentation to match reality.
+ * md.texi: Don't document it.
+ * gmicro.md (load address pattern): Use 'p' constraint, delete use
+ of ADDRESS rtx.
+
+ * emit-rtl.c (copy_insn_1): Make format_ptr a const char *.
+
+Sun Oct 10 02:41:41 1999 Richard Henderson <rth@cygnus.com>
+
+ * genrecog.c (add_to_sequence): Move allow_const_int test outside
+ known predicate block; default allow_const_int true.
+ (debug_decision_list): New.
+
+Sun Oct 10 00:43:08 1999 Richard Henderson <rth@cygnus.com>
+
+ * i386.h (CC1_SPEC): Typo -- use cc1_cpu.
+
+Sat Oct 9 23:26:55 1999 Jeffrey A Law (law@cygnus.com)
+
+ * gcse.c (gcse_main): Avoid global optimizations if we have a
+ large number of basic blocks and the ratio of edges to blocks
+ is high.
+ (delete_null_pointer_checks): Likewise.
+
+Sat Oct 9 23:16:01 1999 Ken Raeburn <raeburn@mit.edu>
+
+ * c-common.c (check_format_info): Warn if format string isn't a
+ string literal.
+
+Sat Oct 9 23:04:02 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
+
+ * configure.in (arm*-*-*): Don't let autoconf remove brackets
+ * configure: regenerate
+
+Sat Oct 9 13:15:53 1999 Richard Henderson <rth@cygnus.com>
+
+ * alpha.md (extendsidi2): Turn into a splitter. Allow f/f.
+ If TARGET_FIX, allow r/f. Remove cvtlq unspec pattern.
+ (peepholes): Re-enable.
+
+Sat Oct 9 12:18:16 1999 Richard Henderson <rth@cygnus.com>
+
+ * Makefile.in (flow.o): Depend on TREE_H.
+ * basic-block.h (REG_SET_EQUAL_P): New.
+ (XOR_REG_SET): New.
+ (n_edges): Declare.
+ (free_regset_vector): Remove declaration.
+ (flow_delete_insn_chain): Declare.
+ (enum update_life_extent): New.
+ (update_life_info, count_or_remove_death_notes): Declare.
+ * combine.c (distribute_notes) [REG_DEAD]: Stop search at bb->head.
+ Verify register live at bb->global_live_at_start before adding USE.
+ * flow.c (HAVE_epilogue, HAVE_prologue): Provide default.
+ (CLEAN_ALLOCA): New.
+ (n_edges): New.
+ (PROP_*): New flags.
+ (find_basic_blocks_1): Use alloc_EXPR_LIST.
+ (clear_edges): Zero n_edges.
+ (make_edge): Increment n_edges.
+ (split_edge): Don't allocate bb->local_set. Increment n_edges.
+ (flow_delete_insn_chain): Export.
+ (delete_block): Decrement n_edges.
+ (merge_blocks_nomove): Likewise.
+ (life_analysis): Give life_analysis_1 PROP flags.
+ (verify_wide_reg_1, verify_wide_reg): New.
+ (verify_local_live_at_start): New.
+ (update_life_info): Rewrite to call into propogate_block.
+ (mark_reg): New.
+ (mark_regs_live_at_end): After reload, if epilogue as rtl,
+ always mark stack pointer. Conditionally mark PIC register.
+ After reload, mark call-saved registers, return regsiters.
+ (life_analysis_1): Accept PROP flags not remove_dead_code.
+ Call mark_regs_live_at_end before zeroing regs_ever_live.
+ Use calculate_global_regs_live. Copy global_live_at_end before
+ calling final propagate_block. Zero reg_next_use on exit.
+ (calculate_global_regs_live): New.
+ (allocate_bb_life_data): Don't allocate bb->local_set.
+ (init_regset_vector, free_regset_vector): Remove.
+ (propagate_block): Accept FLAGS not FINAL or REMOVE_DEAD_CODE.
+ Test flags before every operation. Warn if prologue/epilogue insn
+ would have been deleted.
+ (mark_set_regs, mark_set_1): Accept and use FLAGS.
+ Use alloc_EXPR_LIST.
+ (mark_used_regs): Accept and use FLAGS, not FINAL.
+ Remove special handling for RETURN.
+ (try_pre_increment): Use alloc_EXPR_LIST.
+ (dump_flow_info): Dump n_edges.
+ (unlink_insn_chain, split_hard_reg_notes): Remove.
+ (maybe_add_dead_note, maybe_add_dead_note_use): Remove.
+ (find_insn_with_note, new_insn_dead_notes): Remove.
+ (update_n_sets, sets_reg_or_subreg_1, sets_reg_or_subreg): Remove.
+ (maybe_remove_dead_notes, prepend_reg_notes): Remove.
+ (replace_insns): Remove.
+ (count_or_remove_death_notes): New.
+ (verify_flow_info): Abort on error after all checks.
+ (remove_edge): Decrement n_edges.
+ (remove_fake_edges): Tweek format.
+ * haifa-sched.c (schedule_insns): Use split_all_insns.
+ * output.h (update_life_info): Remove declaration.
+ * recog.c (split_all_insns): From the corpse of split_block_insns,
+ do the whole function block by block. Use update_life_info.
+ (recog_last_allowed_insn): New.
+ (recog_next_insn): Mind it.
+ (peephole2_optimize): Set it. Walk backwards through blocks.
+ Use update_life_info.
+ * rtl.h (update_flow_info, replace_insns): Remove declarations.
+ (split_all_insns): Declare.
+ * toplev.c (rest_of_compilation): Thread prologue before flow2.
+ Use split_all_insns.
+
+ * i386.md (or -1 peep2s): Disable.
+
+Fri Oct 8 17:49:08 1999 Richard Henderson <rth@cygnus.com>
+
+ * config/mips/mips.md (movstrsi+[123]) : Combine these into
+ a single pattern. Scrap the 'd' versions as unnecessary.
+
+ * config/mips/mips.md (tablejump_internal3,tablejump_mips161,
+ tablejump_mips162,tablejump_internal4): The operands to a
+ label_ref must be VOIDmode.
+
+Fri Oct 8 16:12:42 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * configure.in (c-mbchar): Append, don't overwrite, `extra_c_flags'.
+
+Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
+
+ * mips.c (mips_va_arg) [EABI]: Return addr_rtx.
+
+Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
+
+ * lists.c (init_EXPR_INSN_LIST_cache): Don't need to zap the
+ cache every function if ggc_p.
+
Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
* jump.c (duplicate_loop_exit_test): Use copy_insn/copy_insn_1
instead of copy_rtx. Accept sequences that contain asm statements.
- * emit_rtl.c (copy_insn_1, copy_insn): New functions.
+ * emit-rtl.c (copy_insn_1, copy_insn): New functions.
(copy_insn_scratch_in, copy_insn_scratch_out, copy_insn_n_scratches,
orig_asm_operands_vector, copy_asm_operands_vector,
orig_asm_constraints_vecotr, copy_asm_constraints_vector): New static
(make_lang_type_fn): Likewise.
* rs6000.c (rs6000_build_va_list): Use make_lang_type.
-Thu Oct 7 00:36:17 MDT 1999 Diego Novillo <dnovillo@cygnus.com>
+Thu Oct 7 00:36:17 1999 Diego Novillo <dnovillo@cygnus.com>
* config/rs6000/rs6000.c (secondary_reload_class): For TARGET_ELF
make sure that HIGH instructions are copied into BASE_REGS.
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