+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.
* 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
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.
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