+2002-03-12 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
+
+2002-03-12 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
+ to function_section before writing out the constant pool.
+
+2002-03-12 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
+ zero_constant.
+ * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
+
+2002-03-12 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
+ (adddi3): Likewise.
+ (movdf): Likewise.
+ (movdi): Likewise.
+ (cmpsi splitter): Likewise.
+ (modsi3): Fail if <= 0.
+ * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
+ redundant test when HOST_BITS_PER_WIDE_INT != 32.
+ (reg_or_sub_cint64_operand): Likewise.
+ (num_insns_constant_wide): Optimize sign extension.
+ (rs6000_legitimize_address): Likewise.
+
+2002-03-12 Andrew MacLeod <amacleod@redhat.com>
+
+ * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
+ * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
+
+2002-03-12 Andrew MacLeod <amacleod@redhat.com>
+
+ * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
+ address calculation.
+
+2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.md (reload_insi, reload_indi): Change mode of
+ scratch register to DImode / TImode.
+ config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
+ register used does not overlap the target.
+
+2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * Makefile.in (debug.o): Depend on debug.h.
+ * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
+ * debug.c (do_nothing_debug_hooks): Likewise.
+ * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
+ sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
+ dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
+ * dwarf2out.c (dwarf2_debug_hooks): Likewise.
+ * dwarfout.c (dwarf_debug_hooks): Likewise.
+ * integrate.c (output_inline_function): Likewise.
+ * objc/objc-act.c (synth_module_prologue): Likewise.
+ * sdbout.c (sdb_debug_hooks): Likewise.
+ * toplev.c (debug_hooks): Likewise.
+ * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
+
+2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
+ dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
+ m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
+ ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
+ v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
+ * defaults.h (POINTER_SIZE): Define.
+ * doc/tm.texi (POINTER_SIZE): Document default.
+
+2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
+
+2002-03-11 Richard Henderson <rth@redhat.com>
+
+ * toplev.c (rest_of_compilation): Call purge_all_dead_edges
+ if rebuild_label_notes_after_reload.
+
+2002-03-12 Hans-Peter Nilsson <hp@axis.com>
+
+ * config/cris/cris.c (cris_target_asm_function_prologue): Do not
+ emit pic register load if "internal" visibility.
+ (cris_print_operand): Avoid traditional-warning for 0xffffffff.
+ (cris_expand_builtin_va_arg): Do all computations on trees.
+
+2002-03-11 Richard Henderson <rth@redhat.com>
+
+ * rtlanal.c: Include recog.h.
+ (keep_with_call_p): Fix thinko.
+ * Makefile.in (rtlanal.o): Update dependencies.
+
+2002-03-11 Chris Meyer <cmeyer@gatan.com>
+
+ * genflags.c (gen_insn): Use IS_VSPACE.
+ * genoutput.c (output_insn_data): Likewise.
+ (process_template): Likewise.
+
+2002-03-11 Richard Henderson <rth@redhat.com>
+
+ * toplev.c (rest_of_compilation): Don't compile if we've had errors.
+
+2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * Makefile.in: Update.
+ * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
+ Update documentation.
+ * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
+ * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
+
+2002-03-11 Zack Weinberg <zack@codesourcery.com>
+
+ * Makefile.in: Give texi2pod its input file as a command line
+ argument, not on stdin.
+
+2002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
+ Daniel Berlin <dan@dberlin.org>
+
+ C++ alias analysis improvement.
+ * alias.c (record_component_aliases): Record aliases for base
+ classes too.
+
+2002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
+
+2002-03-11 Douglas B Rupp <rupp@gnat.com>
+
+ * toplev.c (vms_fopen): Remove, not needed.
+
+ * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
+
+ * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
+
+ * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
+ for FP, already done later.
+
+ * toplev.c (debug_args): Add entry for VMS_DEBUG.
+ * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
+
+2002-03-11 Richard Sandiford <rsandifo@redhat.com>
+
+ * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
+ (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
+ LARGEST_EXPONENT_IS_NORMAL for the given mode.
+ (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
+ * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
+ (ediv, emul, eldexp, esqrt): Likewise.
+ (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
+ (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
+ (saturate): New function.
+ (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
+ (make_nan): Use a saturation value instead of a NaN if
+ LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
+ * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
+ inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
+ zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
+ (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
+ (_fpmul_parts, _fpdiv_parts): Only round to nearest if
+ !ROUND_TOWARDS_ZERO.
+ * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
+ (ROUND_TOWARDS_ZERO): Document.
+
+2002-03-11 Andreas Jaeger <aj@suse.de>
+
+ * cfg.c (dump_flow_info): Remove unused variable.
+
+2002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
+
+ * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
+ computations on trees.
+
+2002-03-10 Richard Henderson <rth@redhat.com>
+
+ PR 5693:
+ * reload.c (copy_replacements_1): New.
+ (copy_replacements): Use it to recurse through the rtx.
+
+2002-03-10 Richard Henderson <rth@redhat.com>
+
+ * loop.c (strength_reduce): Compute number of iterations as
+ unsigned HOST_WIDE_INT.
+
+2002-03-10 Richard Henderson <rth@redhat.com>
+
+ * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
+ to move away from the end of the block.
+
+2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ PR preprocessor/5899
+ * cppinit.c (init_dependency_output): Don't ignore -dM etc.
+
+2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
+
+ * attribs.c (decl_attributes): Fix signed/unsigned warning.
+
+2002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
+
+ * config/mmix/mmix.c: Improve comments.
+ (mmix_target_asm_function_prologue): Drop variable
+ empty_stack_frame. Don't allocate unused slot above fp.
+ (mmix_target_asm_function_epilogue): Mirror prologue changes.
+ * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
+ brace in first column.
+ (enum reg_class): Ditto.
+ (FIRST_PARM_OFFSET): Now 0.
+ (USER_LABEL_PREFIX): Remove #if 0:d definition.
+
+2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * combine.c (make_extraction): Fix error in last change.
+
+2002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * c4x.c (c4x_fp_reglist): Const-ify.
+ * cris.c (cris_print_operand): Likewise.
+ * i386.c (ix86_va_arg): Likewise.
+ * ia64/unwind-ia64.c (unw_decode_table): Likewise.
+ * m32r.c (m32r_hard_regno_mode_ok): Likewise.
+ * m32r.h (m32r_hard_regno_mode_ok): Likewise.
+ * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
+ * mcore.h (regno_reg_class): Likewise.
+ * mips.c (gen_int_relational): Likewise.
+ * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
+ * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
+ * pdp11.c (move_costs): Likewise.
+ * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
+ * s390.c (s390_branch_condition_mnemonic, regclass_map):
+ Likewise.
+ * s390.h (regclass_map): Likewise.
+ * sh.c (shift_amounts): Likewise.
+ * sh.md (rotlsi3): Likewise.
+
+2002-03-09 Geoffrey Keating <geoffk@redhat.com>
+
+ * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
+ (ne0+5): Use new clobber to generate proper shift pattern.
+ Patch by Michael Matz <matz@kde.org>.
+
+2002-03-09 Andreas Schwab <schwab@suse.de>
+
+ * gcc.c (validate_all_switches): Also handle `%W{...}'.
+
+2002-03-09 Geoffrey Keating <geoffk@redhat.com>
+
+ * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
+
+2002-03-09 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/5877
+ * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
+ even for non-representable constants.
+
+Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
+ * function.c (fixup_var_refs): Add MAY_SHARE parameter.
+ (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
+ (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
+ (pop_function_context): Compute MAY_SHARE parameter for
+ fixup_var_refs.
+ (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
+ (gen_mem_addressof): Call fixup_var_refs with new parm.
+
+ * combine.c (make_extraction): Don't make extension of CONST_INT.
+
+2002-03-09 Alexandre Oliva <aoliva@redhat.com>
+
+ * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
+ in o32 and o64 ABIs.
+ * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
+ but getting fixed-size structs passed in registers regardless of
+ padding in o32 and o64 ABIs.
+
+ * config/mips/mips.c (mips_va_arg): Apply big-endianness address
+ offset before loading address of argument passed by transparent
+ reference.
+
+2002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
+
+2002-03-09 Alexandre Oliva <aoliva@redhat.com>
+
+ * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
+ marker such that registers after it are saved.
+
+2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * sparc.c (arith_4096_operand): Fix error in last change.
+
+2002-03-08 Alexandre Oliva <aoliva@redhat.com>
+
+ * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
+ defaults for MEABI.
+
+2002-03-08 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
+ vectors.
+
+2002-03-08 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
+
+Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
+ removed; fix return value.
+ * combine.c (combine_instructions): Dirtify blocks where we failed to
+ update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
+ * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
+
+2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * gcse.c (insert_insn_end_bb): Fix typo in last change.
+
+Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * recog.c (peephole2_optimize): Re-distribute EH edges.
+
+2002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * expr.c (expand_expr): Use unsave lang hook.
+ * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
+ (LANG_HOOKS_INITIALIZER): Update.
+ * langhooks.h (struct lang_hooks): New hook unsave.
+ * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
+ (unsave_expr_1): Remove unused lang_unsave_expr_now.
+ (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
+ (unsave_expr_now): Remove.
+ * tree.h (unsave_expr_now, lang_unsave,
+ lang_unsave_expr_now): Remove.
+ (lhd_unsave): New.
+
+2002-03-08 Andreas Jaeger <aj@suse.de>
+
+ * flow.c (propagate_block_delete_insn): Remove unused variable.
+
+2002-03-08 Kazu Hirata <kazu@hxi.com>
+
+ * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
+ insn length for memory load/store.
+
+2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
+
+ * doc/install.texi (--with-libiconv-prefix): Document.
+
+2002-03-08 Michael Y. Brukman <myb2@cornell.edu>
+
+ * doc/sourcebuild.texi: Fix typo.
+
+2002-03-08 Jakub Jelinek <jakub@redhat.com>
+
+ PR c/3711
+ * builtins.c (std_expand_builtin_va_arg): Do all computations on
+ trees.
+
+Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * rtl.c (copy_most_rtx): Move from here ...
+ * emit-rtl.c (copy_most_rtx): ... to here.
+
+2002-03-08 Alexandre Oliva <aoliva@redhat.com>
+
+ * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
+ SUBTARGET_CPP_SIZE_SPEC.
+ * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
+
+ * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
+
+2002-03-07 Matt Hiller <hiller@redhat.com>
+
+ * gensupport.c (first_dir_md_include): Renamed from include;
+ change all references.
+ (last_dir_md_include): Renamed from last_include; change all
+ references.
+ (init_md_reader): Unconditionally initialize base_dir whether or
+ not filename is a relative path.
+
+2002-03-07 Alexandre Oliva <aoliva@redhat.com>
+
+ * config/fp-bit.c (_unord_f2): Compile it in even if
+ US_SOFTWARE_GOFAST is enabled.
+
+ * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
+ NULL_RTX. Set all HFmode operations as NULL_RTX.
+ * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
+ NULL_RTX, try reversing the comparison and the operands.
+
+2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
+ genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
+ and MATCH_OP_DUP.
+
+Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
+
+Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * basic-block.h (fixup_abnormal_edges): Declare.
+ * reload1.c (fixup_abnormal_edges): New function.
+ * reg-stack.c (convert_regs): Use it.
+
+ * gcse.c (insert_insn_end_bb): Handle trapping insns.
+
+ * gcse.c (hash_scan_set): Refuse instructions with EH edges.
+
+2002-03-07 Richard Sandiford <rsandifo@redhat.com>
+
+ * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
+ (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
+ * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
+ (HONOR_SIGN_DEPENDENT_ROUNDING): New.
+ * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
+ * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
+ unless x and y could be infinite.
+ (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
+ Check that the common type of both arguments is a real, even for
+ targets without unordered comparisons. Allow an integer argument
+ to be compared against a real.
+ (expand_tree_builtin): Use expand_unordered_cmp.
+ * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
+ * cse.c (fold_rtx): Likewise. Fix indentation.
+ * fold-const.c (fold_real_zero_addition_p): New.
+ (fold): Use it, and the new HONOR_... macros.
+ * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
+ * jump.c (reversed_comparison_code_parts): After searching for
+ the true comparison mode, use HONOR_NANS to decide whether it
+ can be safely reversed.
+ (reverse_condition_maybe_unordered): Remove IEEE check.
+ * simplify-rtx.c (simplify_binary_operation): Use the new macros
+ to decide which simplifications are valid. Allow the following
+ simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
+ and (a - -b) to (a + b).
+ (simplify_relational_operation): Use HONOR_NANS.
+ * doc/tm.texi: Document the MODE_HAS_... macros.
+
+2002-03-07 Richard Earnshaw <rearnsha@arm.com>
+
+ * combine.c (simplify_comparison): If simplifying a logical shift
+ right and compare with constant, force the comparison to unsigned.
+
+2002-03-07 Aldy Hernandez <aldyh@redhat.com>
+
+ * doc/invoke.texi: Add documentation for -mabi=no-altivec.
+
+ * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
+ -mabi=no-altivec
+ (alt_reg_names): Remove % for vrsave.
+
+2002-03-06 Richard Henderson <rth@redhat.com>
+
+ PR optimization/5844
+ * genemit.c (gen_exp): New argument used. Invoke copy_rtx
+ if used indicates we've already emitted one copy of an operand.
+ (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
+ (gen_split): Supply a non-null used.
+
+2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * reload1.c (reload): Unshare all rtl after reload is done.
+
+ * simplify-rtx.c (simplify_plus_minus): Do not abort,
+ but simply fail if the expression is too complex to simplify.
+ (simplify_gen_binary): Handle simplify_plus_minus failures.
+
+Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * toplev.c (rest_of_compilation): Do jump threading before SSA path;
+ consistently call delete_trivially_dead_insns after CSE and GCSE;
+ fix DFI_life dumping; do jump threading after liveness; do crossjumping
+ after liveness2; update comment in last crossjumping.
+ * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
+
+Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
+
+ * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
+ after completing fast dead code elimination.
+
+ * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
+ COMPARE operator.
+
+2002-03-06 Phil Edwards <pme@gcc.gnu.org>
+
+ * version.c: Fix misplaced leading blanks on first line.
+
+Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
+
+Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * cfgcleanup.c (mentions_nonequal_regs): New function.
+ (thread_jump): Use it.
+ * toplev.c (rest_of_compilation): Run jump threading after
+ liveness.
+
+2002-03-06 Jakub Jelinek <jakub@redhat.com>
+
+ * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
+ patch.
+
+Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * predict.c (estimate_bb_frequencies): Do not reload the
+ frequencies from notes.
+
+Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
+ * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
+
+ * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
+ delete_noop_moves): Return indeger.
+ * flow.c (ndead): New variable.
+ (propagate_block_delete_insn): Use delete_insn_and_edges; remove
+ BB argument; update callers.
+ (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
+ (life_analysis): Do not call purge_all_dead_edges.
+ (update_life_info): Return number of deleted insns; print statistics.
+ (update_life_info_in_dirty_blocks): likewise.
+ (delete_noop_moves): Use delete_insn_and_edges; print statistics;
+ return number of insns deleted.
+
+ * cse.c: Include timevar.h
+ (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
+ iterate until stabilizes; print statistics; return number of killed
+ insns.
+ * Makefile.in: (cse.o): Add timevar.h dependency
+ * rtl.h (delete_trivially_dead_insns): New.
+ * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
+ * toplev.c (rest_of_compilation): Update callers.
+
+ * cfgcleanup.c (try_optimize_cfg): Kill blocks.
+ (try_optimize_cfg): Do not update liveness.
+ (cleanup-cfg): Loop until try_optimize_cfg and dead code
+ removal stabilizes; use delete_trivially_dead_insns.
+
+ * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
+
+2002-03-05 Zack Weinberg <zack@codesourcery.com>
+
+ * cppmain.c (setup_callbacks): Disable #pragma and #ident
+ callbacks when processing assembly language.
+
+2002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
+
+ * pa.h (ASM_FILE_END): Define.
+ * som.h (ASM_FILE_END): Delete.
+
+ * pa.c (function_arg): Don't pass floats in general registers in
+ indirect calls if TARGET_ELF32.
+
+2002-03-05 Richard Henderson <rth@redhat.com>
+
+ * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
+
+2002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
+
+ * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
+
+2002-03-05 Jakub Jelinek <jakub@redhat.com>
+
+ * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
+ -r command line. Don't hide any symbols if not building
+ shared libgcc.
+
+Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
+
+ * cfg.c (dump_flow_info): Warn about profile mismatches.
+ * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
+ (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
+
+2002-03-05 Jakub Jelinek <jakub@redhat.com>
+
+ * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
+ wide volatile memory by parts.
+
2002-03-05 Jakub Jelinek <jakub@redhat.com>
* ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
* config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
copy FP regs to general-purpose regs only in outgoing calls.
* config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
- change from 2000-10-30. Adjust for 64-bit (or 32-bit)
+ change from 2000-10-30. Adjust for 64-bit (or 32-bit)
HOST_WIDE_INT.
* config/sh/sh.h (struct sh_args): Document all fields.
(FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
* config/sh/sh.md (call, call_value, sibcall): Simplify
copying of non-branch-target register.
2000-12-22 Alexandre Oliva <aoliva@redhat.com>
- * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
+ * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
* config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
2000-12-22 Alexandre Oliva <aoliva@redhat.com>
* config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
(UNSPEC_COMPACT_ARGS): New.
(type): Added pt and ptabs.
(length): Default to 4 on SHmedia. Default pt length to 12
- and 20 on SHmedia32 and SHmedia64, respectively.
+ and 20 on SHmedia32 and SHmedia64, respectively.
(pt): New function unit.
(movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
Add whitespace between operands of SHmedia instructions.
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