+Tue Feb 2 20:24:11 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * loop.c (loop_optimize): Fix value max_uid_for_loop is reset
+ to after find_and_verify_loops call.
+
+Tue Feb 2 19:48:29 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * (recombine_givs): Don't use a giv that's likely to be dead to
+ derive others.
+
+ * loop.c (recombine_givs): Fix test for lifetime overlaps / loop
+ wrap around when deriving givs.
+
+Mon Feb 1 20:00:40 1999 Richard Henderson <rth@cygnus.com>
+
+ * recog.c (check_asm_operands): Treat indeterminate operand ok
+ results as success. Try harder to resolve a matching constraint.
+ * stmt.c (expand_asm_operands): Recognize when an output operand's
+ constraint does not allow memory. Treat indeterminate operand ok
+ results as failure. Try harder to resolve a matching constraint.
+
+Mon Feb 1 15:00:02 1999 Ken Raeburn <raeburn@cygnus.com>
+
+ Use varrays for constant-equivalence data:
+
+ * varray.h (struct const_equiv_data): New type.
+ (union varray_data_tag): New element const_equiv.
+ (VARRAY_CONST_EQUIV_INIT, VARRAY_CONST_EQUIV): New macros.
+ (VARRAY_SIZE): New macro, returns number of elements.
+ * integrate.h: Include varray.h.
+ (struct inline_remap): Replace const_equiv_map, const_age_map and
+ const_equiv_map_size with a const_equiv_varray element.
+ (MAYBE_EXTEND_CONST_EQUIV_VARRAY): New macro; grows varray if
+ needed.
+ (SET_CONST_EQUIV_DATA): New macro; sets rtx and age fields
+ simultaneously, growing the varray if needed.
+
+ * integrate.c (global_const_equiv_map,
+ global_const_equiv_map_size): Deleted, replaced by....
+ (global_const_equiv_varray): New variable.
+ (expand_inline_function): References changed.
+ * integrate.h: Update declarations.
+
+ * integrate.c (process_reg_parm, expand_inline_function,
+ copy_rtx_and_substitute, try_constants, subst_constants,
+ mark_stores): Use varray allocation and accessor macros, new
+ integrate.h macros, and global_const_equiv_varray. Don't
+ conditionalize non-NULL stores on array size; instead, expand the
+ array as needed.
+ * unroll.c (unroll_loop): Likewise.
+
+ * unroll.c (unroll_loop): Initialize const_equiv_varray element to
+ zero. After allocating varray, always exit through bottom of
+ function, where it can be deallocated if needed. Don't explicitly
+ reallocate const_equiv_map storage; instead, just ensure the
+ varray has been initialized, and update the global reference.
+
+Mon Feb 1 09:40:25 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * system.h (inline, const): Handle these for stage2 (and later) gcc.
+
+ * dwarf2out.c (inline): Don't define.
+
+ * dwarfout.c (inline): Likewise.
+
+Sun Jan 31 22:04:37 1999 Richard Henderson <rth@cygnus.com>
+
+ * loop.c (recombine_givs): Dump recombination and derivation data.
+
+Sun Jan 31 20:34:29 1999 Zack Weinberg <zack@rabi.columbia.edu>
+
+ * flags.h: Declare flag_no_ident.
+ * toplev.c: Define flag_no_ident. Process -f(no-)ident here.
+ * c-tree.h: Don't declare flag_no_ident.
+ * c-decl.c: Don't define flag_no_ident. Don't process
+ -f(no-)ident switches here.
+
+ * config/elfos.h (ASM_FILE_END): Output final .ident directive
+ only if !flag_no_ident.
+ * config/ptx4.h: Likewise.
+ * config/svr4.h: Likewise.
+ * config/alpha/elf.h: Likewise.
+ * config/arm/linux-elf.h: Likewise.
+ * config/i386/sco5.h: Likewise.
+ * config/i860/fx2800.h: Likewise.
+ * config/mips/gnu.h: Likewise.
+ * config/i386/osfrose.h: Likewise.
+
+ * gcc.c (C specs): Map -Qn to -fno-ident.
+ * objc/lang-specs.h: Likewise.
+
+Mon Feb 1 10:52:07 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
+
+ * configure.in: Don't remove loop.o and unroll.o when
+ enable-haifa is selected.
+ * configure: Rebuilt.
+
+Sun Jan 31 13:22:02 1999 John Wehle (john@feith.com)
+
+ * i386.md (movsicc, movhicc, movsfcc, movdfcc,
+ movxfcc, movdicc): Delete unconstrained alternatives.
+ * i386.c (output_fp_conditional_move,
+ output_int_conditional_move): Delete unused case.
+
+Sun Jan 31 01:15:04 PST 1999 Jeff Law (law@cygnus.com)
+
+ * version.c: Bump for snapshot.
+
+Sun Jan 31 00:52:37 1999 Richard Henderson <rth@cygnus.com>
+
+ * alpha.md (mov patterns): Emit the assembler aliases mov and fmov
+ instead of bis and cpys. Combine alternatives where possible.
+
+Sat Jan 30 23:14:13 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * gcov.c (fnotice): Add missing FILE* parameter.
+ (function_summary): Fix format specifiers in calls to `fnotice'.
+ (output_data): Likewise.
+
+ * toplev.c (fnotice): Constify char* parameter.
+
+ * toplev.h (fnotice): Add prototype.
+ Wrap prototype with BUFSIZ to protect FILE* usage.
+
+Sun Jan 31 15:33:09 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
+
+ * config/c4x/c4x.h (RTX_COSTS): Explicitly define c4x costs.
+
+Sat Jan 30 08:27:23 1999 Jeffrey A Law (law@cygnus.com)
+
+ * combine.c (distribute_notes): Handle REG_EH_REGION notes.
+
+ * alias.c (fixed_scalar_and_varying_struct_p): Add "static" to
+ function definition.
+ (aliases_everything_p, write_dependence_p):Likewise.
+
+ * install.texi: Fix merge lossages.
+
+ * cccp.c (main): Only call setlocale (LC_MESSAGES, ...) if LC_MESSAGES
+ is defined.
+ * collect2.c (main): Likewise.
+ * cppmain.c (main): Likewise.
+ * gcc.c (main): Likewise.
+ * gcov.c (main): Likewise.
+ * protoize.c (main): Likewise.
+ * toplev.c (main): Likewise.
+
+ * pa.md (parallel shift and shiftadd): Mark output of shift as an
+ earlyclobber.
+
+ * loop.c: Disable recent loop changes. Temporary as Joern
+ continues to fix problems.
+
+Sat Jan 30 03:24:37 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * loop.c (strength_reduce): Size reg_map according to reg_iv_type.
+
+Fri Jan 29 18:26:07 1999 Dave Brolley <brolley@cygnus.com>
+
+ * emit-rtl.c (remove_insn): New function.
+ * rtl.h (remove_insn): Add prototype.
+ * function.c (reposition_prologue_and_epilogue_notes): Call remove_insn.
+
+Fri Jan 29 22:34:41 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * loop.c (recombine_givs): Don't try to derive givs that have combined.
+
+Fri Jan 29 15:00:39 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * toplev.c (notice, fnotice): Check ANSI_PROTOTYPES, not __STDC__,
+ when declaring arguments and calling va_arg() to initialize them.
+
+ * collect2.c (notice): Likewise.
+
+ * loop.c (find_life_end): Use PROTO() macro in the prototype.
+
+Fri Jan 29 14:36:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * collect2.c (error): Fix typo in declaration.
+
+ * cpperror.c (cpp_message): Likewise.
+
+ * cpplib.c (cpp_warning): Likewise.
+
+ * cpplib.h (cpp_notice): Use PVPROTO not VPROTO, also add
+ ATTRIBUTE_PRINTF_1.
+
+ * toplev.c (error): Fix typo in declaration.
+
+Fri Jan 29 15:44:13 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * loop.c (strength_reduce): Fix HAVE_cc0 handling when scanning
+ forward from cont dominator.
+
+Fri Jan 29 07:10:27 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * cccp.c (eprint_string): Constify a char*.
+ (notice): Likewise. Use PVPROTO not VPROTO, add ATTRIBUTE_PRINTF_1.
+ (vnotice): Constify a char*.
+ (error): Likewise. Use PVPROTO not VPROTO, add ATTRIBUTE_PRINTF_1.
+ (verror): Constify a char*.
+ (warning): Likewise. Use PVPROTO not VPROTO, add ATTRIBUTE_PRINTF_1.
+ (vwarning): Constify a char*.
+ (error_with_line): Likewise. Use PVPROTO not VPROTO, add
+ ATTRIBUTE_PRINTF_2.
+ (verror_with_line): Constify a char*.
+ (vwarning_with_line): Likewise.
+ (warning_with_line): Likewise. Use PVPROTO not VPROTO, add
+ ATTRIBUTE_PRINTF_2.
+ (pedwarn): Constify a char*. Use PVPROTO not VPROTO, add
+ ATTRIBUTE_PRINTF_1.
+ (pedwarn_with_line): Likewise with ATTRIBUTE_PRINTF_2.
+ (pedwarn_with_file_and_line): Likewise with ATTRIBUTE_PRINTF_4.
+ Also correct typo in parameter name declaration.
+ (make_assertion): Constify a char*.
+ (quote_string_for_make): Likewise.
+ (deps_output): Likewise.
+ (fatal): Likewise. Use PVPROTO not VPROTO, add
+ ATTRIBUTE_PRINTF_1. Use ATTRIBUTE_NORETURN not an explicit
+ "__attribute__ ((noreturn))".
+ (fancy_abort): Likewise for ATTRIBUTE_NORETURN.
+ (pfatal_with_name): Likewise.
+ (pipe_closed): Likewise.
+ (memory_full): Likewise.
+
+Fri Jan 29 00:14:55 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * loop.c (strength_reduce): Grow set_in_loop / n_times_set /
+ may_not_optimize to proper size when converting biv increments
+ into givs.
+ If necessary, reallocate reg_iv_type / reg_iv_info before calling
+ recombine_givs.
+
+Thu Jan 28 23:24:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * loop.c (recombine_givs): New parameter unroll_p. If set, don't
+ generate complex adds. Changed caller.
+ Don't generate adds that cost more than the original one.
+ (strength_reduce): Warning fixes.
+
+Thu Jan 28 09:41:11 1999 Jeffrey A Law (law@cygnus.com)
+
+ * configure.in (hppa1.0-hp-hpux10*): Use t-pa.
+ * configure: Rebuilt.
+
+Wed Jan 27 23:39:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * rtl.h (insn_first_p): Declare.
+ * rtlanal.c (insn_first_p): New function.
+ * loop.h (varray.h): Include.
+ (struct induction): Change combined_with to unsigned.
+ New members derived, ix and last_use.
+ (reg_iv_type, reg_iv_info): Now varray_type. All references changed.
+ (REG_IV_TYPE, REG_IV_INFO): Define.
+ (first_increment_giv, last_increment_giv): Declare.
+ * loop.c (loop_number_loop_cont): New static variable.
+ (loop_number_cont_dominator): Likewise.
+ (reg_iv_type, reg_iv_info): Now varray_type.
+ (first_increment_giv, last_increment_giv): New variables.
+ (compute_luids, verify_dominator, find_life_end): New functions.
+ (cmp_recombine_givs_stats, recombine_givs): Likewise.
+ (loop_optimize): Allocate loop_number_loop_cont and
+ loop_number_cont_dominator. Use compute_luids.
+ (find_and_verify_loops): Initialize loop_number_loop_cont and
+ loop_number_cont_dominator.
+ (strength_reduce): Try to find bivs that can be expressed as givs
+ of another biv, and to convert biv increments into givs.
+ Call recombine_givs. Handle derived givs.
+ (record_biv): New argument location. All callers changed.
+ (record_giv): Initialize derived and last_use fields.
+ (basic_induction_var): New argument location. All callers changed.
+ (combine_givs): Don't combine a DEST_REG giv with a DEST_ADDR giv.
+ Increment combined_with instead of setting to 1.
+ * unroll.c (derived_regs): New static variable.
+ (unroll_loop): Initialize it.
+ Allocate local_regno according to max_reg_num.
+ (copy_loop_body): Cope with derived givs.
+ (find_splittable_givs): Check for Givs made from biv increments.
+ Set derived_regs for givs.
+ * Makefile.in (stmt.o, loop.o, unroll.o): Depend on loop.h .
+
+Wed Jan 27 19:31:36 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
+
+ * function.c (purge_addressof_1): Handle case when a register
+ has been used in a wider mode.
+
+Wed Jan 27 11:58:18 1999 Dave Brolley <brolley@cygnus.com>
+
+ * cpplib.h (cpp_notice): Add prototype.
+
+Wed Jan 27 02:20:48 1999 Jeffrey A Law (law@cygnus.com)
+
+ * Merge gcc2 snapshot 19980929.
+
+ * cccp.c (PRINTF_PROTO): Remove.
+ (PRINTF_PROTO_{1,2,3,4}: Likewise.
+ * cexp.y: Likewise.
+ * system.h: Add PRINTF_PROTO and PRINTF_PROTO_{1,2,3,4}.
+
+ * fix-header.c (cpp_file_lin_for_message): Delete. In libcpp.
+ (cpp_print_containing_files, v_cpp_message, cpp_message): Likewise.
+ (cpp_fatal, cpp-Pfatal_with_name): Likewise.
+
+ * gen-protos.c (hashf): Delete in cpphash.o
+ * gen-protos.c (hashf): Delete in cpphash.o
+
+ * expr.c: Do not merge SAVE_STACKAREA_MODE changes.
+ * expmed.c: Likewise.
+ * rs6000.md: Likewise.
+
+ * rs6000.c, rs6000.md: Do not merge formatting changes yet.
+
+Wed Jan 27 01:13:42 1999 Richard Henderson <rth@cygnus.com>
+
+ * rs6000.c (input_operand): Don't expect CONST around CONSTANT_P_RTX.
+ * rs6000.md (movsi, movdi): Likewise.
+
+Tue Jan 26 13:31:38 1999 Jim Wilson <wilson@cygnus.com>
+
+ * function.c (expand_function_end): Pass arg_pointer_save_area to
+ validize_mem before using it. Emit code into a sequence.
+
+Tue Jan 26 13:41:38 1999 David Edelsohn <edelsohn@mhpcc.edu>
+
+ * rs6000.md (doz + set cr and or + set cr patterns): Add missing
+ '#' to split patterns. Correct indentation of some new patterns.
+
+1999-01-26 12:11 -0500 Zack Weinberg <zack@midnite.ec.rhno.columbia.edu>
+
+ * cppfiles.c (safe_read): Deleted.
+ (read_and_prescan): New function, replaces safe_read, converts
+ and/or warns about trigraphs, silently converts odd line
+ terminators (\r, \n\r, \r\n). Warns about no newline at EOF.
+ (finclude): Use read_and_prescan; turn off nonblocking mode on
+ the input descriptor; remove file-size-examination and
+ no-newline-at-EOF gunk which is longer necessary; be more
+ careful about checking that we've been handed a legitimate
+ file to read (only real files, pipes, and ttys are acceptable).
+ * cpplib.h (cpp_options): Rename no_trigraphs flag to
+ `trigraphs' and invert its sense.
+ (trigraph_table): Declare.
+ (cpp_warning_with_line): Prototype.
+ * cpplib.c: Remove all references to trigraph_pcp. Define
+ trigraph_table; initialize it in initialize_char_syntax. Open
+ files in nonblocking mode. s/no_trigraphs/trigraphs/
+ throughout, and invert sense. Put cpp_warning_with_line back
+ in and export it.
+
+Tue Jan 26 23:21:49 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
+
+ * config/c4x/c4x.h (COUNTER_REGS): New register class.
+ * config/c4x/c4x.md (*rptb_init): Change constraints.
+ (rptb_end): Emit alternate looping instructions if
+ RC register not allocated for loop counter.
+ (decrement_and_branch_on_count): Allow other registers
+ for loop counter.
+
+1999-01-25 14:26 -0500 Zack Weinberg <zack@rabi.columbia.edu>
+
+ * cppexp.c (struct arglist): Removed.
+ (parse_number): Use HOST_WIDE_INT for the accumulator.
+ Allow two `l' suffixes unless C89. Clean up. Make static.
+ (parse_charconst): New function broken out of cpp_lex.
+ Code cleaned up drastically. Don't use a token_buffer.
+ (token_buffer): Removed.
+ (cpp_lex): Don't call parse_number on a constant string.
+ Use parse_charconst.
+ (cpp_parse_expr): Properly handle an ERROR op returned by
+ cpp_lex.
+
+1999-01-25 14:10 -0500 Zack Weinberg <zack@rabi.phys.columbia.edu>
+
+ * cpplib.c: Don't include signal.h, sys/times.h, or
+ sys/resource.h. Don't declare localtime.
+ (macroexpand): Handle special symbols here.
+ (push_macro_expansion): Chop off the trailing '@ ' if possible
+ here.
+ (cpp_get_token): Don't do either of the above two things here.
+ Move `string' label just after case '"' so that wide strings
+ don't crash the preprocessor.
+
+Sun Jan 24 20:13:45 1999 David Edelsohn <edelsohn@mhpcc.edu>
+
+ * rs6000.md (left shift + set cr patterns): Add missing '#' to
+ split patterns.
+ (move register + set cr pattern): Ditto.
+ (movdi, !TARGET_POWERPC64 splitters): Add back in Jan. 15th patch,
+ inadvertently deleted.
+
+Sun Jan 24 08:07:59 1999 Jeffrey A Law (law@cygnus.com)
+
+ * stmt.c (stmt_loop_nest_empty): New function.
+ * tree.h (stmt_loop_nest_empty): Declare it.
+ * rtl.def (CALL_PLACEHOLDER): New rtx code.
+
+Sun Jan 24 21:24:43 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
+
+ * config/c4x/c4x.c (c4x_emit_move_sequence, c4x_encode_section_info):
+ New functions.
+ (c4x_check_legit_addr): Remove USE and PLUS, allow
+ LO_SUM, and disable SYMBOL_REF, LABEL_REF, and CONST cases.
+ (c4x_legitimize_address): Penalise SYMBOL_REF, LABEL_REF, and
+ CONST cases. Add LO_SUM.
+ (c4x_print_operand): Modified 'C' and 'R' cases for calls.
+ Added 'U' case. Remove dependence on SYMBOL_REF_FLAG.
+ (c4x_print_operand_address): Handle LO_SUM.
+ (c4x_scan_for_ldp): Delete. Hooray!
+ (c4x_process_after_reload): Remove call to c4x_scan_for_ldp.
+ Split all insns.
+ (c4x_immed_int_constant): Renamed from c4x_int_constant. All callers
+ changed.
+ (c4x_immed_float_constant): Renamed from c4x_float_constant. All
+ callers changed.
+ (c4x_T_constraint): Allow LO_SUM, disable SYMBOL_REF, LABEL_REF,
+ and CONST.
+ (c4x_U_constraint, symbolic_operand): New functions.
+ (src_operand): Allow 'I' constants in HImode. Allow LO_SUM,
+ disable SYMBOL_REF, LABEL_REF, and CONST.
+ (lsrc_operand, tsrc_operand): Call src_operand instead of
+ general_operand.
+ (c4x_operand_subword): Update comments.
+
+ * config/c4x/c4x.c (TARGET_LOAD_ADDRESS): New macro.
+ (LEGITIMATE_CONSTANT_P): Allow SYMBOL_REF, LABEL_REF, CONST,
+ plus HIGH and LO_SUM for the C40.
+ (ENCODE_SECTION_INFO): Define macro.
+ (symbolic_operand, c4x_U_constraint, c4x_emit_move_sequence): New
+ prototypes.
+ (PREDICATE_CODES): Add symbolic_operand.
+
+ * config/c4x/c4x.md (movqi, movgqf, movhi, movhi): Call
+ c4x_emit_move_sequence.
+ (floatunsqiqf2, fixuns_truncqfqi2): Rework emitted RTL
+ to avoid symbol references.
+ (all patterns with g constraint): Replace 'g' constraint with 'rIm'.
+ (set_high): Renamed from set_high_use.
+ (set_lo_sum): Renamed from set_ior_lo_use.
+ (all call patterns): Make MEM explicit in call address operands.
+ Modified output templates to use 'U' modifier.
+
+Sun Jan 24 01:15:05 PST 1999 Jeff Law (law@cygnus.com)
+
+ * version.c: Bump for snapshot.
+
+Sat Jan 23 22:34:57 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * final.c (bb_str): Qualify a char* with the keyword `const'.
+ (add_bb_string, final_scan_insn, output_asm_insn): Likewise.
+
+ * fix-header.c (read_scan_file): Likewise.
+
+ * genoutput.c (output_epilogue, process_template): Likewise.
+
+ * local-alloc.c (requires_inout, block_alloc): Likewise.
+
+ * output.h (output_asm_insn, assemble_string): Likewise.
+
+ * recog.c (recog_constraints, check_asm_operands,
+ decode_asm_operands, extract_insn, preprocess_constraints,
+ constrain_operands): Likewise.
+
+ * recog.h (operand_alternative, recog_constraints, insn_template,
+ insn_outfun, insn_operand_constraint, insn_name): Likewise.
+
+ * regclass.c (record_reg_classes, scan_one_insn): Likewise.
+
+ * regmove.c (find_matches): Likewise.
+
+ * reload.c (alternative_allows_memconst): Likewise.
+
+ * reload1.c (constraint_accepts_reg_p,
+ reload_cse_simplify_operands): Likewise.
+
+ * rtl.h (decode_asm_operands): Likewise.
+
+ * scan.h (fn_decl): Likewise.
+
+ * varasm.c (assemble_string): Likewise.
+
+Sat Jan 23 01:37:36 1999 Jeffrey A Law (law@cygnus.com)
+
+ * configure.in (gcc_tooldir): Handle case where exec_prefix has
+ not been explicitly set.
+ * configure: Rebuilt.
+
+ * fold-const.c (lshift_double): Mark 'prec' arguments as possibly
+ unused.
+
+ * bitmap.h (bitmap_head_def): Make indx field unsigned.
+
+ * configure.in (gcc_tooldir): When not making a relative gcc_tooldir,
+ use $exec_prefix/$target_alias for gcc_tooldir.
+ * configure: Rebuilt.
+
+Fri Jan 22 11:48:56 1999 Richard Henderson <rth@cygnus.com>
+
+ * cppp.c (xrealloc): Fix typo last change.
+ * cppalloc.c, gcc.c, genattr.c, genattrtab.c, gencodes.c: Likewise.
+ * genconfig.c, genemit.c, genextract.c, genflags.c: Likewise.
+ * genopinit.c, genoutput.c, genpeep.c, genrecog.c: Likewise.
+
+1999-01-22 Michael Meissner <meissner@cygnus.com>
+
+ * rs6000.h (CR0_REGNO_P): New macro to test if cr0.
+ (CR_REGNO_NOT_CR0_P): New macro to test if cr, but not cr0.
+ (PREDICATE_CODES): Add cc_reg_not_cr0_operand.
+ (cc_reg_not_cr0_operand): Add declaration.
+
+ * rs6000.c (cc_reg_not_cr0_operand): Return true if register is a
+ pseudo register, or a control register that is not CR0.
+
+ * rs6000.md (all combiner patterns building . instructions): For
+ all `.' instructions that do something and set cr0, add an
+ alternative that does the operation, and then sets a different
+ flag, in order to avoid using the costly mcrf instruction and also
+ allow cr0 to be clobbered in asm statements. Also fix a few
+ patterns that used the wrong register.
+
+ * rs6000.h (rs6000_cpu_select): Make string, names be const char *.
+ (rs6000_debug_name): Make const char *, not char *.
+
+ * sysv4.h (rs6000_{abi,sdata}_name): Make const char *.
+
+ * rs6000.c (rs6000_{debug,abi,sdata}_name): Make const char *.
+ (rs6000_select): Use const char * in casts.
+
+Fri Jan 22 07:43:01 1999 Jeffrey A Law (law@cygnus.com)
+
+ * Makefile.in (gcc_tooldir): Move before first reference.
+ Let autoconf substitute in a value.
+ * configure.in (gcc_tooldir): Only use a relative path to the
+ tool directory if $exec_prefix == $prefix.
+ * configure: Rebuilt.
+
+ * Makefile.in (tooldir): Replace with gcc_tooldir.
+
+Thu Jan 21 23:21:57 1999 Jeffrey A Law (law@cygnus.com)
+
+ * m68k.md (ashldi_const): Disable for !TARGET_5200. Fix indention.
+ (ashldi3 expander): Similarly. Update comments.
+ (ashrdi_const, lshrdi_const): Fix indention.
+ (ashrdi3, lshrdi3): FIx indention. Update comments.
+
+Thu Jan 21 21:53:36 1999 Richard Henderson <rth@cygnus.com>
+
+ * emit-rtl.c (try_split): Don't try to split non-instructions.
+
+Thu Jan 21 23:47:30 EST 1999 Andrew MacLeod <amacleod@cygnus.com>
+
+ * expr.c (emit_push_insn): Fix dumb typo.
+
+Thu Jan 21 20:24:02 1999 Richard Henderson <rth@cygnus.com>
+
+ * rs6000.h (LEGITIMIZE_RELOAD_ADDRESS): Recognize and accept
+ transformations that we have performed earlier.
+ * alpha.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
+
+ * alpha.md (prologue_stack_probe_loop): Don't do our own label
+ handling, call gen_label_rtx instead.
+
+Thu Jan 21 17:45:18 1999 Richard Henderson <rth@cygnus.com>
+
+ * configure.in ({rs6000|powerpc}-ibm-aix4.[12]*): Add missing `then'.
+
+ * cccp.c (xrealloc): Call malloc given a NULL old pointer.
+ * collect2.c, cppalloc.c, gcc.c, genattr.c, genattrtab.c: Likewise.
+ * gencodes.c, genconfig.c, genemit.c, genextract.c: Likewise.
+ * genflags.c, genopinit.c, genoutput.c, genpeep.c: Likewise.
+ * genrecog.c, mips-tfile.c, protoize.c: Likewise.
+
+Thu Jan 21 19:44:55 1999 Michael Meissner <meissner@cygnus.com>
+
+ * configure.in ({rs6000|powerpc}-ibm-aix4.[12]*): If
+ --with-gnu-ld, use x-aix41-gld instead of x-aix41 to suppress
+ adding -Wl,-bbigtoc to BOOT_LDFLAGS.
+ * configure: Regenerate.
+
+ * config/rs6000/x-aix41-gld: New file, don't set BOOT_LDFLAGS.
+
+Thu Jan 21 15:48:03 1999 Dave Brolley <brolley@cygnus.com>
+
+ * cppexp.c (cpp_lex): Allocate token_buffer dynamically.
+
+Thu Jan 21 14:18:04 EST 1999 Andrew MacLeod <amacleod@cygnus.com>
+
+ * expr.c (MOVE_BY_PIECES_P): Define condition for deciding to use
+ move_by_pieces.
+ (MOVE_MAX_PIECES): Define maximum number of bytes to move at once.
+ (USE_LOAD_POST_INCREMENT, USE_LOAD_PRE_DECREMENT): Define defaults.
+ (USE_STORE_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Define defaults.
+ (move_by_pieces): Use new macros.
+ (emit_block_move): Use new macros.
+ (clear_by_pieces): Use new macros.
+ (clear_storage): Use new macros.
+ (emit_push_insn): Use new macros.
+ (expand_expr): Use new macros.
+ * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_LOAD_PRE_DECREMENT):
+ Define.
+ (USE_STORE_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Define.
+ (MOVE_BY_PIECES_P): Define based on alignment and TARGET_SMALLCODE.
+ (MOVE_MAX_PIECES): move 8 bytes on SH4.
+ * tm.texi(MOVE_BY_PIECES_P, MOVE_MAX_PIECES, USE_LOAD_POST_INCREMENT,
+ USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT,
+ USE_STORE_PRE_DECREMENT): Describe new macros.
+
+Thu Jan 21 14:13:31 1999 Vladimir N. Makarov <vmakarov@cygnus.com>
+
+ * varasm.c (output_constant_pool): Use floor_log2 instead of
+ exact_log2 for ASM_OUTPUT_ALIGN.
+
+ * stor-layout.c (layout_type): Do machine-dependent extra alignment.
+
+ * emit-rtl.c (operand_subword): Handle case when a subword outside
+ the operand.
+
+ * tm.texi (ROUND_TYPE_{SIZE,ALIGN}): More accurate descriptions of
+ the macros.
+
+Thu Jan 21 01:59:30 1999 Richard Henderson <rth@cygnus.com>
+
+ * cse.c (fold_rtx): Revert 29 Dec change.
+ (cse_insn): Revert 12 Jan change.
+ * expr.c (expand_builtin): Don't emit CONST around CONSTANT_P_RTX.
+ * regclass.c (reg_scan_mark_refs): Revert 29 Dec change.
+ * rtl.def: Likewise.
+ * rtl.h (CONSTANT_P): Likewise.
+
+ * expr.c (emit_move_insn): Never try to flush CONSTANT_P_RTX
+ to memory.
+ * recog.c (immediate_operand): Accept CONSTANT_P_RTX.
+ * alpha.c (input_operand): Likewise.
+ * c4x.c (const_operand): Likewise.
+
+ * explow.c (allocate_dynamic_stack_space): Use register_operand
+ instead of arith_operand, which does not exist.
+
+ * 1750a.h: Fix comment closure.
+ * a29k.c (a29k_set_memflags): Fix typo in 19 Jan change.
+ * arc.md (one_cmplsi2_set_cc_insn): Fix set mode mismatch.
+ * arm.h (TARGET_SWITCHES): Fix typo.
+ * i370.md (anon mult and div patterns): Fix set mode mismatch.
+ * i860.c (output_delayed_branch): Fix operands to constrain_operands.
+ (output_delay_insn): Likewise.
+ * m88k.md (anon rotate insns): Fix set mode mismatch.
+ (anon BLKmode moves): Commonize and fix set mode mismatches.
+ * ns32k.md (udivmoddi[shq]i4_internal): Fix mode mismatch.
+ * romp.md (movdf): Fix typo.
+
+Thu Jan 21 00:29:35 1999 Nathan Sidwell <nathan@acm.org>
+
+ * Makefile.in (install-common): Remove extraneous chmod for gcov
+ install.
+
+Wed Jan 20 18:15:08 1999 Dave Brolley <brolley@cygnus.com>
+
+ * function.c (assign_parms): Save and restore setting of
+ TREE_USED (parm).
+
+Wed Jan 20 12:51:42 1999 Mark Mitchell <mark@markmitchell.com>
+
+ * arm.md: Use MEM_COPY_ATTRIBUTES where appropriate throughout.
+ Pass MEM_SCALAR_P to arm_gen_store_multiple where appropriate.
+
+Tue Jan 19 21:20:52 1999 Richard Henderson <rth@cygnus.com>
+
+ * recog.c (pop_operand): New function.
+ * recog.h (pop_operand): Declare it.
+ * genrecog.c (preds): Define it.
+
+ * expr.c (do_jump_for_compare): Handle conditional branch expanders
+ emitting multiple jump instructions.
+ * jump.c (condjump_label): New function.
+ * rtl.h (condjump_label): Declare it.
+
+Tue Jan 19 21:08:20 1999 Richard Henderson <rth@cygnus.com>
+
+ * expr.c (emit_move_insn_1): Revert 17 Dec change. Don't emit
+ clobber during or after reload.
+
+Tue Jan 19 16:56:03 1999 Richard Henderson <rth@cygnus.com>
+
+ * genoutput.c (name_for_index): New function.
+ (scan_operands, validate_insn_alternatives): Use it.
+ * genrecog.c (insn_name_ptr_size): New variable.
+ (make_insn_sequence): Fill in insn_name_ptr.
+ (merge_trees): Use it.
+
+Tue Jan 19 16:37:36 1999 Richard Henderson <rth@cygnus.com>
+
+ * i386/isc.h (TARGET_DEFAULT): Define symbolicly.
+ * i386/isccoff.h, i386/next.h, i386/sco.h, i386/sco5.h: Likewise.
+ * i386/scodbx.h, i386/sequent.h, i386.unix.h: Likewise.
+
+Tue Jan 19 15:00:10 1999 Jeffrey A Law (law@cygnus.com)
+
+ * loop.c (NUM_STORES): Delete.
+ (loop_store_mems): Turn into an EXPR_LIST of MEMs.
+ (prescan_loop): Properly initialize loop_mems_idx.
+ (note_addr_stored): Simplify using list structure instead of
+ fixed sized array.
+ (invariant_p, check_dbra_loop, load_mems): Similarly.
+
+ * flow.c (invalidate_from_autoinc): New function.
+ (mark_set_1, mark_used_regs): Use it.
+
+ * Makefile.in (protoize.o, unprotoize.o): Depend on Makefile.
+
+1999-01-19 Vladimir N. Makarov <vmakarov@cygnus.com>
+
+ * invoke.texi (-mlong-double-64): New option description.
+
+1999-01-19 Jim Wilson <wilson@cygnus.com>
+
+ * libgcc2.c: Change all uses of LONG_DOUBLE_TYPE_SIZE to
+ LIBGCC2_LONG_DOUBLE_TYPE_SIZE.
+ (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): New. Set to LONG_DOUBLE_TYPE_SIZE
+ if not defined.
+ * i960/i960.h (MULTILIB_DEFAULTS): Define to mnumerics.
+ (CPP_SPECS): Add -mlong-double-64 support.
+ (TARGET_FLAG_LONG_DOUBLE_64, TARGET_LONG_DOUBLE_64): New.
+ (TARGET_SWITCHES): Add -mlong-double-64 support.
+ (LONG_DOUBLE_TYPE_SIZE): Likewise.
+ (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
+ * i960/vx960-coff.h (MULTILIB_DEFAULTS): Define to msoft-float.
+ (CPP_SPECS): Add -mlong-double-64 support.
+ * i960/t-960bare (MULTILIB_OPTIONS): Add mlong-double-64.
+ (MULTILIB_DIRNAMES): Add ld64.
+ * i960/t-vxworks960 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Likewise.
+
+Tue Jan 19 11:54:04 1999 Jason Merrill <jason@yorick.cygnus.com>
+
+ * calls.c (expand_call): Strip a TARGET_EXPR if we're passing by
+ invisible reference.
+
+Tue Jan 19 14:51:36 1999 David Edelsohn <edelsohn@mhpcc.edu>
+
+ * rs6000.c (offsettable_addr_operand): Delete.
+ (offsettable_mem_operand): New function.
+ * rs6000.h (PREDICATE_CODES): Reflect function change.
+ (RS6000_SAVE_TOC): Represent address as MEM.
+ * win-nt.h (RS6000_SAVE_TOC): Same.
+ * rs6000.md (indirect calls): Change offsettable address parameter
+ to offsettable memory parameter.
+
+Tue Jan 19 10:24:53 1999 Mark Mitchell <mark@markmitchell.com>
+
+ * rtl.h (rtx_def): Update documentation.
+ (MEM_IN_STRUCT_P): Likewise.
+ (MEM_SCALAR_P): New macro.
+ (MEM_COPY_ATTRIBUTES): Likewise.
+ (MEM_SET_IN_STRUCT_P): Likewise.
+ * rtl.texi (MEM_SCALAR_P): Document.
+ * alias.c (canon_rtx): Use MEM_COPY_ATTRIBUTES.
+ (fixed_scalar_and_varying_struct_p): New function. Use
+ MEM_SCALAR_P rather than !MEM_IN_STRUCT_P.
+ (aliases_everything_p): Likewise.
+ (true_dependence): Use them.
+ (write_dependence_p): New function, containing code common to
+ anti_dependence and output_dependence.
+ (anti_dependence): Use it.
+ (output_dependence): Likewise.
+ * calls.c (save_fixed_argument_area): Don't clear
+ MEM_IN_STRUCT_P.
+ (expand_call): Use MEM_SET_IN_STRUCT_P.
+ (emit_library_call): Don't clear MEM_IN_STRUCT_P.
+ (emit_library_call_value): Likewise.
+ (store_one_arg): Use MEM_SET_IN_STRUCT_P.
+ * combine.c (simplify_rtx): Use MEM_COPY_ATTRIBUTES.
+ (make_extraction): Likewise.
+ (simplify_shift_const): Likewise.
+ (gen_lowpart_for_combine): Likewise.
+ * cse.c (gen_lowpart_if_possible): Use MEM_COPY_ATTRIBUTES.
+ * emit-rtl.c (operand_subword): Likewise.
+ (change_address): Likewise.
+ * explow.c (stabilize): Use MEM_COPY_ATTRIBUTES.
+ * expr.c (protect_from_queue): Use MEM_COPY_ATTRIBUTES.
+ (emit_group_store): Use MEM_SET_IN_STRUCT_P.
+ (copy_blkmode_from_reg): Likewise.
+ (store_field): Likewise.
+ (expand_expr): Remove bogus guesswork setting MEM_IN_STRUCT_P
+ heuristically. Use MEM_SET_IN_STRUCT_P.
+ (get_memory_rtx): Likewise.
+ * final.c (alter_subreg): Use MEM_COPY_ATTRIBUTES.
+ * function.c (assign_stack_temp): Clear MEM_SCALAR_P and
+ MEM_ALIAS_SET on newly returned MEMs.
+ (assign_temp): Use MEM_SET_IN_STRUCT_P.
+ (put_reg_into_stack): Likewise.
+ (fixup_var_refs1): Use MEM_COPY_ATTRIBUTES.
+ (gen_mem_addressof): Use MEM_SET_IN_STRUCT_P.
+ (assign_parms): Likewise.
+ (expand_function): Likewise.
+ * integrate.c (expand_inline_function): Likewise.
+ (copy_rtx_and_substitute): Use MEM_COPY_ATTRIBUTES.
+ * loop.c (note_addr_stored): Remove check on MEM_IN_STRUCT_P.
+ * optabs.c (gen_move_insn): Use MEM_COPY_ATTRIBUTES.
+ * print-rtl.c (print_rtx): Print /f for frame_related.
+ * recog.c (validate_replace_rtx_1): Use MEM_COPY_ATTRIBUTES.
+ * reload1.c (reload): Copy MEM_SCALAR_P as well.
+ * stmt.c (expand_decl): Use MEM_SET_IN_STRUCT_P.
+ (expand_anon_union_decl): Use MEM_COPY_ATTRIBUTES.
+ * varasm.c (make_decl_rtl): Use MEM_SET_IN_STRUCT_P.
+ (output_constant_def): Likewise.
+ * a29k.c (a29k_set_memflags_1): Take scalar_p.
+ Set MEM_SCALAR_P.
+ (a29k_set_memflags): Use it.
+ * alpha.c (get_aligned_mem): Use MEM_COPY_ATTRIBUTES.
+ * c4x.c (c4x_scan_for_ld): Likewise.
+ * h8300.c (fix_bit_operand): Likewise.
+ * m88k.c (legitimize_address): Likewise.
+ (block_move_loop): Likewise.
+ (block_move_no_loop): Likewise.
+ (block_move_sequence): Likewise.
+ (m88k_builtin_saveregs): Use MEM_SET_IN_STRUCT_P.
+ * mips/abi64.h (SETUP_INCOMING_VARARGS): Likewise.
+ * rs6000.c (expand_block_move_insn): Use MEM_COPY_ATTRIBUTES.
+ * sh.c (sh_builtin_saveregs): Use MEM_SET_IN_STRUCT_P.
+ * arm.h (arm_gen_load_multiple): Take scalar_p.
+ (arm_store_load_multiple): Likewise.
+ * arm.c (arm_gen_load_multiple): Likewise.
+ (arm_gen_store_multiple): Likewise.
+ (arm_gen_movstrqi): Treat MEM_SCALAR_P like MEM_IN_STRUCT_P.
+
+Tue Jan 19 12:30:37 EST 1999 Andrew MacLeod <amacleod@cygnus.com>
+
+ * optabs.c (emit_libcall_block): Add a REG_EH_REGION reg note to all
+ calls within a libcall block to indicate no throws are possible.
+ * flow.c (find_basic_blocks, find_basic_blocks_1): Don't look for
+ libcall blocks. Don't add edges to exception handlers if we see
+ a REG_EH_REGION note with a value of 0.
+ (make_edges): Override active_eh_region vector if the call has a note
+ indicating the call does not throw.
+
+1999-01-19 Vladimir N. Makarov <vmakarov@cygnus.com>
+
+ * config/rs6000/sysv4.h (CC1_SPEC): Fix correct numbers of {}.
+
+Tue Jan 19 06:26:30 1999 Jeffrey A Law (law@cygnus.com)
+
+ * Makefile.in (cccp.o, cpplib.o): Depend on Makefile.
+
+Mon Jan 18 09:56:41 1999 Jason Merrill <jason@yorick.cygnus.com>
+
+ * invoke.texi (C++ Dialect Options): Document -fno-rtti.
+
+1999-01-18 Vladimir N. Makarov <vmakarov@cygnus.com>
+
+ * invoke.texi (-mcpu=740, -mcpu=750): New options.
+ (-m(no-)multiple, -m(no-)string): Describe cases for PPC740 &
+ PPC750.
+
+1999-01-18 Michael Meissner <meissner@cygnus.com>
+
+ * rs6000.h ({ASM,CPP}_CPU_SPEC): Add support for all machines
+ supported with -mcpu=xxx.
+ (processor_type): Add PROCESSOR_PPC750.
+ (ADJUST_PRIORITY): Call rs6000_adjust_priority.
+ (RTX_COSTS): Supply costs for 750 multiply/divide operations.
+ (rs6000_adjust_priority): Add declaration.
+
+ * rs6000.c (rs6000_override_options): -mcpu={750,740} now sets the
+ processor type as 750, not 603. Allow -mmultiple and -mstring on
+ little endian 750 systems.
+ (rs6000_adjust_priority): Stub for now.
+ (get_issue_rate): The PowerPC 750 can issue 2 instructions/cycle.
+
+ * rs6000.md (function/cpu attributes): Add initial ppc750 support.
+
+ * sysv4.h (STRICT_ALIGNMENT): Don't force strict alignment if
+ little endian.
+ (CC1_SPEC): Pass -mstrict-align if little endian, and not
+ overridden.
+ (CC1_ENDIAN_{LITTLE,BIG,DEFAULT}_SPEC): Endian specific configs.
+ (SUBTARGET_EXTRA_SPECS): Add cc1 endian specs.
+
+ * {sysv4,eabi}le.h (CC1_ENDIAN_DEFAULT_SPEC): Override, default is
+ little endian.
+
+ * t-ppcgas (MULTILIB_*): Delete obsolete Solaris multilibs.
+
+Mon Jan 18 12:03:08 1999 Gavin Romig-Koch <gavin@cygnus.com>
+
+ * config/mips/mips.md (div_trap): Split div_trap_mips16
+ from div_trap.
+ (div_trap_normal,div_trap_mips16): Correct the length attributes.
+
+Mon Jan 18 11:48:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * cpplib.c (special_symbol): Qualify a char* with the `const' keyword.
+ Instead of writing to const char *buf directly, use a non-const
+ variable `wbuf' to allocate and write a string, then set buf = wbuf.
+
+ * cppulp.c (user_label_prefix): Qualify a char* with the `const'
+ keyword.
+
+ * dyn-string.c (dyn_string_append): Likewise.
+
+ * dyn-string.h (dyn_string_append): Likewise.
+
+ * final.c (end_final, output_operand_lossage, asm_fprintf): Likewise.
+
+ * output.h (end_final, output_operand_lossage, asm_fprintf,
+ named_section, decode_reg_name, make_decl_rtl, user_label_prefix):
+ Likewise.
+
+ * profile.c (init_branch_prob): Likewise.
+
+ * toplev.c (set_target_switch, vmessage,
+ v_message_with_file_and_line, v_message_with_decl,
+ v_error_with_file_and_line, v_error_with_decl, v_error_for_asm,
+ verror, vfatal, v_warning_with_file_and_line, v_warning_with_decl,
+ v_warning_for_asm, vwarning, vpedwarn, v_pedwarn_with_decl,
+ v_pedwarn_with_file_and_line, vsorry, v_really_sorry,
+ open_dump_file, dump_rtl, clean_dump_file,
+ print_version, print_single_switch, print_switch_values,
+ dump_base_name, debug_args, lang_independent_options,
+ user_label_prefix, documented_lang_options, target_switches,
+ target_options, print_time, pfatal_with_name, fatal_io_error,
+ fatal_insn, default_print_error_function, print_error_function,
+ report_error_function, error_with_file_and_line, error_with_decl,
+ error_for_asm, error, fatal, warning_with_file_and_line,
+ warning_with_decl, warning_for_asm, warning, pedwarn,
+ pedwarn_with_decl, pedwarn_with_file_and_line, sorry,
+ really_sorry, botch, output_quoted_string, output_file_directive,
+ open_dump_file, rest_of_decl_compilation, display_help, main):
+ Likewise.
+
+ * toplev.h (print_time, fatal, fatal_io_error, pfatal_with_name,
+ fatal_insn, warning, error, pedwarn, pedwarn_with_file_and_line,
+ warning_with_file_and_line, error_with_file_and_line, sorry,
+ really_sorry, default_print_error_function, report_error_function,
+ rest_of_decl_compilation, pedwarn_with_decl, warning_with_decl,
+ error_with_decl, error_for_asm, warning_for_asm, output_quoted_string,
+ output_file_directive, botch): Likewise.
+
+ * tree.h (make_decl_rtl): Likewise.
+
+ * varasm.c (strip_reg_name, named_section, decode_reg_name,
+ make_decl_rtl): Likewise.
+
+Mon Jan 18 11:35:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
+
+ * Makefile.in (TCL_LIBRARY): Use 'cd' to find the library
+ directory logically rather than physically.
+
+Mon Jan 18 09:05:37 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * loop.c (insert_bct): Hide the definition of variables
+ `increment_direction', `compare_direction', `add_iteration' and
+ `loop_var_mode'.
+
+ * recog.c (mode_dependent_address_p): Mark parameter `addr' with
+ ATTRIBUTE_UNUSED. Mark label `win' with ATTRIBUTE_UNUSED_LABEL.
+ (mode_independent_operand): Mark label `lose' with
+ ATTRIBUTE_UNUSED_LABEL.
+
+ * regclass.c (n_occurrences): Remove prototype and definition.
+
+ * reload.c (find_reloads_address_1): Mark variable `tem' with
+ ATTRIBUTE_UNUSED.
+
+ * reload1.c (reload): Cast the first two arguments of `bcopy' to PTR.
+
+ * sbitmap.c (sbitmap_copy): Likewise.
+
+ * scan-decls.c (scan_decls): Hide label `handle_comma'.
+
+ * toplev.c (output_lang_identify): Mark prototype with
+ ATTRIBUTE_UNUSED.
+
+ * tree.c (make_node): Cast the first argument of `bzero' to PTR.
+ (make_tree_vec): Likewise.
+ (build1): Likewise.
+
+ * varasm.c (assemble_static_space): Mark variable `tem' with
+ ATTRIBUTE_UNUSED.
+
+Mon Jan 18 04:28:36 1999 Nathan Sidwell <nathan@acm.org>
+
+ * Makefile.in (GCOV_INSTALL_NAME): New macro.
+ (install-common): Use it.
+ (uninstall): Use it.
+ (uninstall): Use correct names for protoize and unprotoize.
+
+Mon Jan 18 03:52:56 1999 Christian Bruel <Christian.Bruel@st.com>
+ Jeffrey A Law (law@cygnus.com)
+
+ * flow.c (last_mem_set): Delete variable. References removed.
+ (mem_set_list): New variable.
+ (life_analysis): Initialize and finalize alias analysis.
+ (propagate_block); Initialize mem_set_list. Clear for CALL_INSNs.
+ (insn_dead_p): For a store to memory, search the entire mem_set_list
+ for a match.
+ (mark_set_1): Kill entries on the mem_set_list for aliased writes or
+ changes to their addresses. Add new entries to the mem_set_list for
+ memory writes writes.
+ (mark_used_regs): Kill entries on the mem_set_list which may be
+ referenced by a load operation.
+
+Mon Jan 18 01:01:02 1999 Jeffrey A Law (law@cygnus.com)
+
+ * alias.c (base_alias_check): Add missing return for differing
+ symbols case.
+
+Mon Jan 18 00:36:13 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ * mips-tdump.c (print_file_desc): Handle unknown filenames and
+ missing local symbols.
+
Sun Jan 17 21:04:31 1999 Richard Henderson <rth@cygnus.com>
* jump.c (rtx_renumbered_equal_p): Special case CODE_LABEL.
+ * system.h (bcopy): Implement with memmove not memcpy.
+
Sun Jan 17 19:23:20 1999 Jeffrey A Law (law@cygnus.com)
* Makefile.in (cppulp.o): Add dependencies.
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