+2001-03-15 Bruce Korb <bkorb@gnu.org>
+
+ * gcc.c(main): make more rigorous
+ * collect2.c(main): guard against ignoring SIGCHLD
+ * protoize.c(main): ditto
+ * gcc/fixinc/fixincl.c(initialize): ditto
+
+2001-03-15 Mark Mitchell <mark@codesourcery.com>
+
+ * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
+ (sdbout_parms): Likewise.
+
+Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
+
+ * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
+ "widen" a destination that is already wider than a word. Also do
+ not widen if LOAD_EXTEND_OP is NIL for the given mode.
+
+2001-03-15 Bernd Schmidt <bernds@redhat.com>
+
+ * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
+
+Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
+
+ * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
+
+Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
+
+ * i960.h (i960_maxbitalignment,
+ i960_last_maxbitalignment): Declare.
+ * i960.c (i960_maxbitalignment,
+ i960_last_maxbitalignment): Make global.
+ (process_pragma): Delete.
+ (i960_pr_align, i960_pr_noalign): Move from here ...
+ * i960-c.c: ... to this new file.
+ * t-960bare (i960-c.o): New rule.
+ * t-vxworks960 (i960-c.o): Likewise.
+ * config.gcc (i960-*-*): Define c_target_objs and
+ cxx_target_objs.
+
+2001-03-15 Bernd Schmidt <bernds@redhat.com>
+
+ * cselib.c (hash_rtx): For REG and MEM, just use value of expression
+ without adding in rtx code and mode.
+
+ * alias.c (init_alias_analysis): Don't use any rtx whose value
+ varies as a known value.
+ Delete a superfluous test.
+
+ * config/ia64/ia64.c (maybe_rotate): New function, broken out of
+ ia64_sched_reorder.
+ (ia64_sched_reorder): Call maybe_rotate; also rotate after
+ scheduling a stop bit.
+ (ia64_emit_nops): Correctly handle ASMs.
+
+2001-03-15 Mark Mitchell <mark@codesourcery.com>
+
+ * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
+
+2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * cpp.texi: Update documentation for -include and -imacros.
+ * cppfiles.c (struct include_file): Remove "defined" memeber.
+ (find_or_create_entry): Make a copy of the file name, and
+ simplify it.
+ (open_file): Update to ensure we use the simplified filename.
+ (stack_include_file): Don't set search_from.
+ (cpp_included): Don't simplify the path name here.
+ (find_include_file): New prototype. Call search_from to
+ get the start of the "" include chain. Don't simplify the
+ filenames here.
+ (_cpp_execute_include): New prototype. Move diagnostics to
+ do_include_common. Update.
+ (_cpp_pop_file_buffer): Don't set defined.
+ (search_from): New prototype. Use the preprocessor's cwd
+ for files included from the command line.
+ (read_name_map): Don't simplify the pathname here.
+ * cpphash.h (enum include_type): New.
+ (struct buffer): Delete search from. New search_cached.
+ (_cpp_execute_include): Update prototype.
+ * cppinit.c (do_includes): Use _cpp_execute_include.
+ * cpplib.c (do_include_common): New function.
+ (do_include, do_include_next, do_import): Use it.
+
+2001-03-14 Mark Mitchell <mark@codesourcery.com>
+
+ * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
+ contents of the RTL, to determine the name of the object.
+
+2001-03-14 Mark Mitchell <mark@codesourcery.com>
+
+ * tree.h (DECL_RTL): Allocate RTL lazily.
+ (SET_DECL_RTL): New macro.
+ (DECL_RTL_SET_P): Likewise.
+ (COPY_DECL_RTL): Likewise.
+ (DECL_RTL_IF_SET): Likewise.
+ * varasm.c (make_decl_rtl): Add assertions about the kind of
+ declaration we are processing.
+ * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
+ (start_decl): Likewise.
+ (finish_decl): Likewise.
+ * c-semantics.c (emit_local_var): Likewise.
+ * calls.c (expand_call): Likewise.
+ * dbxout.c (dbxout_symbol): Likewise.
+ * emit-rtl.c (unshare_all_rtl): Likewise.
+ (unshare_all_decls): Likewise.
+ (reset_used_decls): Likewise.
+ * expr.c (store_constructor): Likewise.
+ (safe_from_p): Likewise.
+ (expand_expr): Likewise.
+ * function.c (put_var_into_stack): Likewise.
+ (instantiate_decls_1): Likewise.
+ (assign_parms): Likewise.
+ (expand_function_start): Likewise.
+ (expand_function_end): Likewise.
+ * ggc-common.c (gcc_mark_trees): Likewise.
+ * integrate.c (function_cannot_inline_p): Likewise.
+ (copy_decl_for_inlining): Likewise.
+ (expand_inline_function): Likewise.
+ (integrate_parm_decls): Likewise.
+ (integrate_decl_tree): Likewise.
+ * print-tree.c (print_node): Likewise.
+ * reg-stack.c (stack_result): Likewise.
+ * stmt.c (label_rtx): Likewise.
+ (expand_return): Likewise.
+ (expand_decl): Likewise.
+ (expand_decl_cleanup): Likewise.
+ (expand_anon_union_decl): Likewise.
+ * toplev.c (check_global_declarations): Likewise.
+ (rest_of_decl_compilation): Likewise.
+ * tree.c (simple_cst_equal): Likewise.
+ * objc/objc-act.c (generate_static_references): Likewise.
+
+2001-03-14 Zack Weinberg <zackw@stanford.edu>
+
+ * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
+ gcc_AC_C_FLOAT_FORMAT): New macros.
+ * configure.in: Add AC_PROG_CPP after CC tests;
+ gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
+ tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
+ * configure, config.in: Regenerate.
+
+ * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
+ config/arm/xm-arm.h, config/c4x/xm-c4x.h,
+ config/convex/xm-convex.h, config/d30v/xm-d30v.h,
+ config/i370/xm-linux.h, config/i370/xm-oe.h,
+ config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
+ config/m68k/xm-m68k.h, config/mips/xm-mips.h,
+ config/pa/xm-linux.h, config/pa/xm-pa.h,
+ config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
+ config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
+ config/sparc/xm-sparc.h, config/vax/xm-vax.h,
+ config/we32k/xm-we32k.h: Delete.
+
+ * config/i370/xm-mvs.h, config/m88k/m88k.h,
+ config/romp/xm-romp.h, config/rs6000/xm-beos.h,
+ config/vax/xm-vms.h: Don't define any of:
+ HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
+
+ * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
+
+ * config.gcc: Remove references to deleted files.
+ (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
+ FATAL_EXIT_CODE, which is the same between oe and mvs).
+
+2001-03-14 DJ Delorie <dj@redhat.com>
+ Vladimir Makarov <vmakarov@redhat.com>
+
+ * config/i960/i960.c (i960_function_prologue): Compute size of
+ frame according to number of registers actually saved there.
+
+2001-03-14 Richard Henderson <rth@redhat.com>
+
+ * expr.c (emit_move_insn_1): Fix else if around #endif.
+
+Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
+ Vojtech Pavlik
+
+ * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
+ constraints.
+
+Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
+
+ * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
+ (override_options): Parse cmodel string.
+ (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
+ * i386.h (TARGET_OPTIONS): Add "cmodel".
+ (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
+ (enum cmodel): New.
+ (ix86_cmodel_string, ix86_cmodel): Declare.
+
+Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
+
+ Spot by Matt Kraai:
+ * i386.h (GENERAL_REG_P): Add missing REG_P.
+
+2001-03-14 Laurynas Biveinis <lauras@softhome.net>
+
+ * configure.in: Use $gcc_cv_as instead of $as.
+ * configure: Regenerated.
+
+2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * cppfiles.c (stack_include_file): Only increase the include
+ count if we actually process the file properly, as opposed
+ to treating it as length zero. Only call read_include_file
+ if not DO_NOT_REREAD. Handle the -H include file output
+ here.
+ (read_include_file): Remove now redundant DO_NOT_REREAD check.
+ (cpp_included, find_include_file): Simplify pathnames after
+ remapping them. If remapping, don't use the remapped file
+ name's buffer as our scratch buffer.
+ (cpp_pop_file_buffer): Replace the multiple include macro
+ only if it isn't yet set.
+ (read_name_map): Simplify remapped names when reading in.
+ (remap_filename): Move code to code path that uses it.
+ (_cpp_simplify_pathname): Return the input pointer.
+ * cpphash.h (_cpp_simplify_pathname): Update prototype.
+
+2001-03-14 Mark Mitchell <mark@codesourcery.com>
+
+ * expr.c (expand_expr): Revove bogus conditional.
+
+Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
+
+ * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
+
+2001-03-14 Jakub Jelinek <jakub@redhat.com>
+
+ * reg-stack.c (stack_result): Unconditionally use
+ FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
+
+Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
+
+ * expr.c (emit_move_insn_1): Split push of complex value when
+ no suitable push instruction exist.
+
+ * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
+ instead of QI_REG_P.
+
+Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * alias.c (handled_component_p, can_address_p): New functions.
+ (get_alias_set): Use them.
+
+2001-03-13 Jim Wilson <wilson@redhat.com>
+
+ * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
+ from 80 in try_locals code.
+ (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
+
+2001-03-13 Zack Weinberg <zackw@stanford.edu>
+
+ * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
+ gcc_AC_C_LONG_LONG): New.
+ * configure.in: Use them. Probe the size of short, int, long,
+ and long long/__int64 if we have them. Move all the AC_C_*
+ checks together, except gcc_AC_C_CHAR_BIT which has to go
+ after AC_CHECK_HEADERS(limits.h).
+ Take hwint.h out of host_xm_file and build_xm_file.
+
+ * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
+ HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
+ and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
+ Move the HOST_WIDEST_INT setup logic here from system.h.
+ Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
+ defined.
+ * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
+ is now handled by hwint.h.
+
+ * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
+ config/c4x/xm-c4x.h, config/i370/xm-oe.h,
+ config/ia64/xm-ia64.h: Don't define any of:
+ HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
+ HOST_BITS_PER_LONGLONG.
+
+ * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
+ config/h8300/xm-h8300.h, config/mips/iris6.h,
+ config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
+ config/sparc/xm-sp64.h: Delete.
+ * config.gcc: Remove references to deleted files.
+
+ * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
+ HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
+ * config/i370/xm-linux.h: Clarify floating-point situation in
+ a comment.
+
+2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * cppfiles.c (NO_INCLUDE_PATH): New macro.
+ (find_include_file): Decide here which part of the include
+ chain to start the search. Complain about an empty include
+ chain in all cases apart from an abolsute file name.
+ (_cpp_execute_include): Don't choose the search chain here.
+ Don't call handle_missing_include in the case of an empty
+ include chain.
+ (_cpp_compare_file_date): Don't choose the search chain here.
+ * cpplib.c (do_include_next): Move the in-main-file diagnostic
+ here from _cpp_execute_include. Behave like #include if
+ we're in the main file.
+
+2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * system.h (malloc, realloc, calloc, strdup): Only poison these
+ tokens when IN_GCC is defined.
+
+Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
+
+ * i386.md (abs?f expander): Support SSE case.
+ (abd?f_if): Add new "USE"; add splitters.
+
+2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * cpp.texi (poison): Explain the macro expansion exception.
+
+2001-03-13 Jakub Jelinek <jakub@redhat.com>
+
+ * expr.c (store_expr): Add dont_store_target. If temp is already in
+ target before copying to reg, don't store it into target again.
+
+2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * cppinternals.texi: Update for file handling.
+
+2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
+
+ * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
+ 2001-02-24 which broke building the Java library.
+ * function.c (identify_blocks): Likewise.
+ (all_blocks): Likewise.
+ * integrate.c (integrate_decl_tree): Likewise.
+ * print-tree.c (print_node): Likewise.
+ * tree.h (BLOCK_NUMBER): Likewise.
+ (struct tree_block): Likewise.
+
+2001-03-12 David Edelsohn <edelsohn@gnu.org>
+
+ * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
+ __WCHAR_TYPE__ definition.
+ (WCHAR_TYPE_SIZE): #undef before #define.
+
+2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * cppfiles.c: Update comments.
+ (destroy_include_file_node): Rename destroy_node.
+ (find_or_create_entry): New function.
+ (open_file, _cpp_fake_include): Use it.
+ (handle_missing_header): New function, broken out of
+ _cpp_execute include. Don't segfault if there is no
+ system or quoted path.
+ (_cpp_execute_include): Use handle_missing_header.
+
+2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
+
+ * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
+ 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
+
+Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * flow.c (insn_dead_p): Don't consider two memrefs equivalent
+ unless anti_dependence says they are.
+ * alias.c (objects_must_conflict): If neither has a type specified,
+ they must conflict.
+
+2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
+ David Billinghurst <David.Billinghurst@riotinto.com>
+
+ * config/mips/iris5.h: Change WCHAR_TYPE to int.
+
+Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
+
+ * i386.md (trunctfdf2_2): Rename missnamed pattern.
+ (*_one_bit): Remove type on the match_operand in attributes.
+
+Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
+
+ * i386.c: Commit forgotten hunk in previous patch.
+ (regclass_map): Add extended registers.
+ (dbx_register_map): Add missing frame register.
+
+Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
+
+ * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
+
+ * i386.md (x86_sahf_1): Disable for 64bit.
+ (popsi*, pophi*): Likewise.
+ (pushqi, pushhi): Likewise.
+ (movdi, pushdi): Likewise.
+ (zero extend DImode splitter): Likewise.
+ (adddi, minusdi splitter): Likewise.
+ (umulsidi): Likewise.
+ (umulsi): New.
+ (mulsidi): Disable for 64bit
+ (lshift:DI/ashift:DI): Disable for 64bit.
+ (loop patterns): Likewise.
+ (call_pop, call_value_pop expanders and patterns): Likewise.
+ (prologue_get_pc): Likewise.
+ (leave): Likewise.
+ (fcmovDI pattern and splitter): Likewise.
+ (movdfcc_1_rex64): New.
+
Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
* i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
2001-03-11 Zack Weinberg <zackw@stanford.edu>
- * configure.in: Move check for unsigned enumerated bitfields
+ * configure.in: Move check for unsigned enumerated bitfields
to macro in aclocal.m4. Disable it for now.
* configure, config.in: Regenerate.
* system.h: Don't do anything with ONLY_INT_FIELDS. Use the
config/i370/xm-linux.h, config/i386/xm-beos.h,
config/i386/xm-mingw32.h, config/mips/xm-mips.h,
config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
- config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
+ config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
Don't define ONLY_INT_FIELDS under any circumstances.
* config/pa/xm-pa.h: Don't define __BSD_NET2__.
* config.gcc (hppa targets): Replace xm-pahpux.h and
xm-papro.h with implicit xm-pa.h.
(sparc targets): Replace xm-sysv4.h with implicit or explicit
- xm-sparc.h.
+ xm-sparc.h.
2001-03-12 Aldy Hernandez <aldyh@redhat.com>
- * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
- before reload_cse_noop_set_p.
+ * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
+ before reload_cse_noop_set_p.
2001-03-11 Zack Weinberg <zackw@stanford.edu>
2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
- * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
+ * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
(cpp_included, find_include_file): Update.
(_cpp_compare_file_date): Make else unconditional.
2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
- * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
+ * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
* config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
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