-Wed Dec 10 18:38:56 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * Version 2.8.0 released.
-
-Wed Dec 10 18:38:28 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * libgcc2.c (__bb_exit_func): Fix test of return value of fopen.
-
-Wed Dec 10 07:07:37 1997 Bernd Schmidt <crux@starsky.Informatik.RWTH-Aachen.DE>
- * combine.c (simplify_rtx, case ABS): Don't get confused by a
- VOIDmode operand.
-
-Tue Dec 9 17:44:14 1997 David Edelsohn <edelsohn@mhpcc.edu>
-
- * rs6000.h (FUNCTION_ARG_PADDING): Define.
- * rs6000.c (function_arg_padding): New function.
-
-Tue Dec 9 08:53:56 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * integrate.c (save_for_inline_copying): Make a new reg_parm_stack_loc.
-
-Mon Dec 8 19:23:58 1997 Pat Rankin <rankin@eql.caltech.edu>
-
- * toplev.c (get_run_time): [#if VMS] Cast arg in times call.
-
- * vax/xm-vms.h (HAVE_UNISTD_H): Define for DEC C.
- * make-cccp.com [CC]: Add /Prefix=All for DEC C.
-
-Mon Dec 8 08:09:17 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * stmt.c (expand_decl_cleanup_no_eh): Properly return a value.
-
- * fold-const.c (fold_convert): Don't flag overflow when converting
- pointer to integer.
-
-Sun Dec 7 09:42:05 1997 Pat Rankin <rankin@eql.caltech.edu>
-
- * make-gcc.com (@make-l2): Pass along any command line arguments.
- * make-l2.com: Add latent support to compile cp/inc/* if `cc1plus'
- is specified [currently disabled].
- * make-cc1.com: When building with GNU C, use -O2.
- * make-cccp.com: Likewise.
-
-Sun Dec 7 06:56:48 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * crtstuff.c (__do_global_ctors): Add missing arg to __register_frame.
-
- * collect2.c (write_c_file_stat): Fix error in last change;
- use __SIZE_TYPE__, not size_t.
-
-Sun Dec 7 05:50:43 1997 Paul Eggert <eggert@twinsun.com>
-
- * cccp.c (strings.h): Fix misspelling of `include' introduced
- in last change to this file.
-
-Sat Dec 6 18:54:11 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * alpha/vms.h (CPP_PREDEFINES): Remove redundant setting
- of GCC version and unneeded setting of __VMS_VER.
-
-Fri Dec 5 07:24:36 1997 Richard Stallman <rms@gnu.org>
-
- * sparc/linux64.h (TARGET_VERSION): Write "GNU/Linux".
- * sparc/linux.h, sparc/linux-aout.h, rs6000/linux.h: Likewise.
- * m68k/linux.h, arm/linux.h, alpha/{linux,elf}.h: Likewise.
- * listing: Change linux to gnu-linux.
-
-Fri Dec 5 06:23:22 1997 Paul Eggert <eggert@twinsun.com>
-
- Alter C startup code so that it doesn't invoke malloc on Solaris.
- * frame.h (struct object): Decl moved here from frame.c.
- * frame.c (struct object): Move decl to frame.h.
- ("frame.h"): Include after <stddef.h>, so that size_t is defined.
- (__register_frame, __register_frame_table, __deregister_frame):
- It's now the caller's responsibility to allocate storage for object.
- * crtstuff.c (frame_dummy), collect2.c (write_c_file_stat):
- Allocate initial frame object in static storage and pass its address.
- * crtstuff.c (<stddef.h>, "frame.h"): Include.
- * Makefile.in ($(T)crtbegin.o, $(T)crtend.o, stamp-crtS):
- Depend on defaults.h and frame.h.
-
- * Makefile.in (RTL_H, TREE_H): Add gansidecl.h.
- (DEMANGLE_H): New macro. All dependencies on demangle.h
- changed to $(DEMANGLE_H).
- (RECOG_H): Likewise.
- (libgcc2.a, stmp-multilib): Add dependencies on frame.h, gansidecl.h.
- (collect.o): Add dependency on gansidecl.h.
- (gcc.o, choose-temp.o, pexecute.o, prefix.o): Likewise.
- (obstack.o, choose-temp.o, pexecute.o): Add dependency on $(CONFIG_H).
-
-Fri Dec 5 06:20:06 1997 Dean Deaver <deaver@amt.tay1.dec.com>
-
- * arm.md (casesi_internal): Add USE of label.
-
-Fri Dec 5 05:59:44 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * configure.in (sys/times.h): Check for this instead of times.h.
- * cpplib.c, toplev.c: Properly test for and include sys/times.h.
-
-Thu Dec 4 12:30:40 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * sh.c (final_prescan_insn): Use local label prefix when emitting
- .uses pseudo-ops.
-
-Thu Dec 4 07:00:48 1997 Richard Earnshaw <rearnsha@arm.com>
-
- * arm.c (arm_finalize_pic): Use an offset of 4 when adjusting the
- GOT address.
-
-Thu Dec 4 06:58:32 1997 Dean Deaver <deaver@amt.tay1.dec.com>
-
- * genoutput.c (scan_operands): Treat format of "u" like "e".
-
-Thu Dec 4 06:28:33 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * msdos/top.sed, winnt/config-nt.sed: Change version to 2.8.0.
-
- * stmt.c (pushcase_range): Clean up handling of "infinite" values.
-
-Wed Dec 3 09:03:35 1997 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
-
- * i386.c (notice_update_cc): Remove bogus Pentium GCC code.
-
-Wed Dec 3 08:46:32 1997 Paul Eggert <eggert@twinsun.com>
-
- * arm.h (CPP_ARCH_DEFAULT_SPEC): Fix misspelling: `TARGET_CPU_DEFUALT'.
- (TARGET_SWITCHES): Fix misspelling: `no-apcs-rentrant'.
- * pa.c (override_options): Fix misspelling: `compatable'.
- * enquire.c (main): Fix misspelling in diagnostic: `mallocatable'.
- * gcov.c (function_summary): Fix misspelling in diagnostic: `funcion'.
- * objc/thr-decosf1.c (__objc_thread_id): Fix misspelling in code:
- `pthread_getuniqe_np'.
-
- * tahoe.c (extensible_operand): Renamed from extendable_operand.
- All callers changed.
- * dwarf2.h (enum dwarf_discrim_list): Renamed from dwarf_descrim_list.
- * dwarf2out.c: Fix misspellings in forward static function
- declarations: `add_AT_setion_offset', `add_sibling_atttributes'.
- * dwarfout.c: Fix misspellings in forward static function
- declarations: `langauge_attribute', `geneate_new_sfname_entry'.
- * stmt.c, tree.h (start_cleanup_deferral):
- Renamed from start_cleanup_deferal.
- (end_cleanup_deferral): Renamed from end_cleanup_deferal.
- * toplev.c (rest_of_compilation): Rename local var from
- inlineable to inlinable.
-
-Wed Dec 3 06:17:03 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * stmt.c (expand_decl_cleanup): Update thisblock after eh_region_start.
-
-Wed Dec 3 06:06:38 1997 Jim Wilson <wilson@cygnus.com>
-
- * dwarf2out.c (gen_type_die, case POINTER_TYPE): See TREE_ASM_WRITTEN
- before the recursive call.
-
-Wed Dec 3 05:57:29 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * configure.in (AC_HEADER_{STDC,TIME}): Add calls.
- (AC_CHECK_HEADERS): Add fcntl.h times.h, sys/times.h,
- sys/resource.h, and sys/param.h.
- (getenv): Check if need declaration.
- * cccp.c: Remove obsolete ways of including headers and use autoconf
- symbols instead.
- Include gansidecl.h; remove things defined there.
- See if getenv needs to be declared.
- * cpplib.c: Likewise.
- * cexp.y: Use autoconf symbols to select what include files are needed.
- * genattrtab.c, toplev.c: Likewise.
-
-Tue Dec 2 21:44:25 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * reload1.c (reload): Make copy of MEM before setting
- req_equiv_mem if the address is a PLUS.
-
-Tue Dec 2 07:03:47 1997 Pat Rankin <rankin@eql.caltech.edu>
-
- * vax/xm-vms.h (STDC_HEADERS, HAVE_STDLIB, HAVE_STRING): Define.
- (mesg_implicit_function_declaration): New macro.
-
- * make-l2.com: Compile libgcc2.c with `-fexceptions' specified.
-
-Mon Dec 1 17:44:59 1997 Jeffrey A Law (law@cygnus.com)
-
- * dwarf2out.c (output_call_frame_info): Use ASM_OUTPUT_ASCII to
- output ASCII by default; only use ASM_OUTPUT_DWARF_STRING if
- flag_debug_asm is on.
- (output_die, output_pubnames, output_line_info): Likewise.
-
-Mon Dec 1 17:15:30 1997 Philip Blundell <pb@nexus.co.uk>
-
- * arm/linux.h (SUBTARGET_CPU_DEFAULT): Define instead
- of TARGET_CPU_DEFAULT.
-
-Mon Dec 1 16:51:23 1997 J.J. van der Heijden <J.J.vanderHeijden@student.utwente.nl>
-
- * i386/mingw32.h (MATH_LIBRARY): Set to "-lcrtdll".
-
-Mon Dec 1 16:46:57 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * c-aux-info.c: Add prototypes for static functions.
- * c-lex.c, emit-rtl.c, rtl.c, xcoffout.c: Likewise.
-
- * i386.h (TARGET_SWITCHES): Add entries for "windows" and "dll".
-
-Mon Dec 1 16:42:20 1997 Jim Wilson <wilson@cygnus.com>
-
- * mips.md (fix_trunc{dfsi,sfsi,dfsi}2): Add '*' in operand 3.
-
-Sun Nov 30 20:25:59 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * expr.c (get_inner_reference): For ARRAY_REF, if need
- WITH_RECORD_EXPR, make it with the ARRAY_REF as exp.
-
- * expr.c (store_constructor): Use TARGET, not EXP, for
- WITH_RECORD_EXPR when offset has a placeholder.
-
-Sun Nov 30 11:19:00 1997 J.J. van der Heijden <J.J.vanderHeijden@student.utwente.nl>
-
- * objc/Make-lang.in (libobjc.dll): Rename -dll flag to -mdll.
-
-Sun Nov 30 08:42:29 1997 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
-
- * stmt.c (expand_end_bindings): Cleanups and incoming gotos are
- not incompatible.
-
-Sun Nov 30 05:45:06 1997 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
-
- * jump.c (jump_optimize): Use find_insert_position in two more places.
-
-Sat Nov 29 13:47:40 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * alpha/vms.h (HAVE_STRERROR, HAVE_{LIMITS,STDDEF,TIME}_H): Define.
-
-Sat Nov 29 08:29:47 1997 J.J.van der Heijden <J.J.vanderHeijden@student.utwente.nl>
-
- * configure.in: Add check for kill.
- * gcc.c: Define kill as raise if not HAVE_KILL.
-
-Sat Nov 29 06:18:08 1997 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
-
- * jump.c (find_insert_position): New function.
- (jump_optimize): Use it when making new copy of insn after test.
-
-Sat Nov 29 05:54:57 1997 Douglas Rupp <rupp@gnat.com>
-
- * alpha/vms.h (BIGGEST_ALIGNMENT, ENCODE_SECTION_INFO): No longer
- override.
-
-Sat Nov 29 05:43:37 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * getpwd.c (getpwd, [VMS]): Only add extra arg if VMS.
-
- * alpha/xm-vms.h (HAVE_VPRINTF, HAVE_PUTENV): Define.
-
- * cccp.c (index, rindex): Add conditional defs to strchr and strrchr.s
- * cpplib.c: Likewise.
- * gcov.c: Include gansidecl.h.
-
-Fri Nov 28 21:17:51 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
-
- * objc/objc-act.c: Include "output.h".
-
- * objc/Make-lang.in (objc-parse.o, objc-act.o): Also depend on
- $(srcdir)/output.h.
-
- * objc/Object.m (+conformsTo:): Surround assignment with parentheses.
-
- * objc/archive.c, objc/class.c, objc/encoding.c: Finish prototyping.
- * objc/init.c, objc/objc-act.c, objc/objc-api.h: Likewise.
- * objc/runtime.h, objc/sendmsg.c: Likewise.
-
-Fri Nov 28 19:15:53 1997 Mark Kettenis <kettenis@phys.uva.nl>
-
- * objc/thr-posix.c (__objc_mutex_allocate): Allocate
- mutex type instead of assuming it fits in a void * type.
- (__objc_mutex_deallocate): Free mutex type.
- (__objc_mutex_lock): Pass mutex type instead of pointer to it.
- (__objc_mutex_{try,un}lock): Likewise.
- (__objc_condition_allocate): Allocate condition type instead
- of assuming it fits in a void * type.
- (__objc_condition_deallocate): Free condition type.
- (__objc_condition_wait): Pass condition type instead of pointer to it.
- (__objc_condition_{broadcast,signal}): Likewise.
-
-Fri Nov 28 17:07:25 1997 David Edelsohn <edelsohn@mhpcc.edu>
-
- * rs6000.c (function_arg_partial_nregs): Undo 11/26 change.
-
-Fri Nov 28 12:34:03 1997 Scott Christley <scottc@net-community.com>
-
- * objc/Make-lang.in (runtime-info.h): Add comment in file.
-
- * objc/selector.c: Replace all occurences of sarray_get
- with sarray_get_safe.
- * objc/sendmsg.c: Likewise.
-
- * protoize.c (include_defaults): Add component element as in cccp.c.
- * nextstep.h (INCLUDE_DEFAULTS): Add component element.
- (ASM_COMMENT_START): Correct assembly comment string.
- * objc/Make-lang.in (objc/{NXConstStr,Object,Protocol,linking):
- Compile with GNU runtime.
-
-Fri Nov 28 12:27:50 1997 Ovidiu Predescu <ovidiu@net-community.com>
-
- Generate platform information required by ObjC runtime.
- * toplev.c (lang_options): New ObjC specific compiler flag.
- * objc/Make-lang.in: Add target to generate runtime-info.h file.
- * objc/objc-act.c (print_struct_values): New variable.
- (generate_struct_by_value_array): New function.
- (lang_init): Call generate_struct_by_value_array if requested.
- (lang_decode_option): Check for new compiler flag.s
- * objc/sendmsg.c (__objc_get_forward_imp): Check size of type
- for determining proper forwarding function.
-
-Fri Nov 28 05:58:30 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * regclass.c (record_address_regs): Use REG_OK_FOR_{INDEX,BASE},
- not the REGNO versions.
-
-Thu Nov 27 16:28:04 1997 Scott Snyder <snyder@d0sgif.fnal.gov>
-
- * dwarf2out.c (outout_call_frame_info): Ensure info has proper
- alignment.
-
- * libgcc2.c (__throw): Initialize HANDLER.
-
-Thu Nov 27 16:23:25 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * tree.h, rtl.h: See if need declarations for free.
- * tree.c, bc-optab.c: Get the declaration of free from stdlib.h.
-
-Thu Nov 27 07:21:54 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * except.h: Add outer_context_label_stack.
- * except.c: Likewise.
- (expand_start_all_catch): Push the outer_context for the try block
- onto outer_context_label_stack.
- (expand_end_all_catch): Use it and pop it.
-
- * except.c (expand_start_all_catch): One more do_pending_stack_adjust.
-
- * expr.c (preexpand_calls): Don't look past a TRY_CATCH_EXPR.
-
-Thu Nov 27 07:15:10 1997 Michael Meissner <meissner@cygnus.com>
-
- * rs6000.c (SMALL_DATA_REG): Register to use for small data relocs.
- (print_operand{,_address}): Use SMALL_DATA_REG for register involved in
- small data relocations.
-
- * rs6000/linux.h (LINK_SPEC): Pass -dynamic-linker /lib/ld.so.1 if
- -dynamic linker is not used.
-
- * rs6000.md (call insns): For local calls, use @local suffix under
- System V; don't use @plt under Solaris.
-
-Wed Nov 26 15:12:32 1997 Jeffrey A Law (law@cygnus.com)
-
- * Makefile.in (LIBGCC2_CFLAGS): Add -fexceptions.
-
- * toplev.c (flag_exceptions): Default value is 2.
- (compile_file): If flag_exceptions still has the value 2, then
- set it to 0.
-
-Wed Nov 26 14:58:42 1997 Michael Meissner <meissner@cygnus.com>
-
- * rs6000.c (output_function_profiler): Put label address in r0, and
- store LR in 4(sp) for System V/eabi.
-
- * rs6000.h (ASM_OUTPUT_REG_{PUSH,POP}): Keep stack aligned to 16
- byte boundary, and maintain stack backchain.
-
- (Originally from Geoffrey Keating)
- * rs6000.c (function_arg): Excess floating point arguments don't
- go into GPR registers after exhausting FP registers under the
- System V.4 ABI.
- (function_arg_partial_nregs): Likewise.
-
- * rs6000.md (call insns): If -fPIC or -mrelocatable, add @plt
- suffix to calls.
-
-Wed Nov 26 14:09:01 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * dwarfout.c (output_type): If finalizing, write out nested types
- of types we've already written.
-
- * toplev.c (main): Complain about -gdwarfn.
-
-Wed Nov 26 12:37:56 1997 J.J. van der Heijden <J.J.vanderHeijden@student.utwente.nl>
-
- * mingw32.h (PATH_SEPARATOR): Moved to xm-mingw32.h
- * xm-mingw32.h (PATH_SEPARATOR): Moved here from mingw32.h.
-
- * getpwd.c (getpwd): Use VMS implementation of _WIN32 unless cygwin32.
-
-Wed Nov 26 12:26:44 1997 John Hassey <hassey@dg-rtp.dg.com>
-
- * m88k/dgux.h (ASM_CPU_SPEC) : No whitespace allowed.
-
- * m88k.h (SUPPORTS_ONE_ONLY) : Must be svr4.
-
- * i386/dgux.h (ASM_OUTPUT_ALIGN): Deleted.
-
- * i386/dgux.c (output_file_start) : Changed ix86_isa_string
- to ix86_arch_string.
-
- * cplus-dem.c (fancy_abort): Added.
-
-Wed Nov 26 06:07:50 1997 Richard Earnshaw <rearnsha@arm.com>
-
- * arm/coff.h (TARGET_DEFAULT): Add ARM_FLAG_APCS_32 to defaults.
-
- * configure.in (arm*-*-*): Recognize --with-cpu for ARM processors.
-
-Wed Nov 26 05:05:36 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * libgcc2.c (inhibit_libc): Define #ifdef CROSS_COMPILE.
-
- * mips/xm-iris6.h (malloc, realloc, calloc): No longer declare.
- (USG): Define here.
- (xm-iris5.h): No longer include; just include xm-mips.h.
-
- * mips-tfile.c (parse_def): Properly recognize bitfield and
- count array dimensions.
-
- * protoize.c: Remove declarations of void, exit, and free.
-
- * i386/mingw32.h (LINK_SPEC, STARTFILE_SPEC): Change -dll to -mdll.
-
- * configure.in: Check for sys/file.h.
- * gcc.c (sys/file.h): Include if HAVE_SYS_FILE_H.
-
- * configure.in: Only give error on bad --with-cpu value for target.
-
-Sat Nov 22 19:21:55 1997 Philippe De Muyter <phdm@macqel.be>
-
- * dwarf2out.c (CIE_LENGTH_LABEL, FDE_LENGTH_LABEL): New macros.
- (ASM_OUTPUT_DWARF_VALUE4): New macro.
- (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Define if SET_ASM_OP is
- defined.
- (output_call_frame_info): Don't output forward label differences
- if ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL is defined.
- Substitute instead simple label and define this label later to be
- difference of desired labels after they have been defined.
- * m68k/mot3300.h (SET_ASM_OP): Define when not using gas.
-
- * gcc.c (process_command): Don't take address of function fatal when
- calling lang_specific_driver.
-
-Sat Nov 22 17:08:03 1997 J. Kean Johnston <jkj@sco.com>
-
- * i386/sco5.h (SELECT_RTX_SECTION): Redefine to work with -fpic.
- (LIBGCC_SPEC, LIB_SPEC): Link with correct libgcc.a.
- (HAVE_ATEXIT): Define.
-
-Sat Nov 22 12:20:22 1997 Richard Earnshaw <rearnsha@arm.com>
-
- * arm.md (movsfcc{,_hard}_insn): Specify mode for all alternatives.
-
-Sat Nov 22 06:56:16 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * function.c (instantiate_decl): Only ignore ADDRESSOF if arg is REG.
-
- * configure.in: Check for functions before checking which need decls.
- (bcopy, bzero, bcmp, index, rindex): Add checks.
- (vax-*-sysv*): Fix typo in setting of xm_file.
- * aclocal.m4: Add conditional definitions of index and rindex.
- * gansidecl.h (bcopy, bzero, bcmp, index, rindex): If don't
- have one of these, define macro to use ANSI form.
- * pa/xm-pahpux.h (bcopy, bzero, bcmp, rindex, index): No longer define.
- * mips/xm-sysv.h, xm-m88k.h, m68k/xm-plexus.h: Likewise.
- * m68k/xm-mot3300.h, m68k/xm-m68kv.h, m68k/xm-hp320.h: Likewise.
- * winnt/xm-winnt.h, vax/xm-vms.h, m68k/xm-3b1.h: Likewise.
- * i386/xm-os2.h, i386/xm-mingw32.h, alpha/xm-vms.h: Likewise.
- * xm-svr4.h, xm-svr3.h: Likewise.
- * clipper/xm-clix.h: Likewise.
- (TARGET_MEM_FUNCTIONS): Define here.
- * xm-linux.h (bcmp, bcopy, bzero, index, rindex): No longer undefine.
- * xm-convex.h (bcopy, bzero): No longer define.
- * vax/xm-vaxv.h, sparc/xm-pbd.h, mips/xm-iris{3,4,5}.h: Likewise.
- * m68k/xm-crds.h, m68k/xm-altos3068.h, i386/xm-sun.h: Likewise.
- * i386/xm-osf.h, i386/xm-aix.h, xm-i370.h, ns32k/xm-genix.h: Likewise.
-
-Sat Nov 22 06:46:26 1997 Paul Eggert <eggert@twinsun.com>
-
- * c-typeck.c, collect2.c, cpplib.c, dwarfout.c, gcov.c, protoize.c:
- Don't include <strings.h> unless there's no <string.h>.
-
-Fri Nov 21 06:46:50 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * configure.in (i[3456]86-*-freebsd{,elf}*): Delete i386/xm-freebsd.h.
- * xm-freebsd.h, i386/xm-freebsd.h: Deleted.
-
- * i386/xm-cygwin32.h (HAVE_RUSAGE, HAVE_FILE_H): Deleted.
- * i386/xm-mingw32.h, rs6000/xm-cygwin32.h: Likewise.
-
- * xm-std32.h: New file, so far unused.
-
-Fri Nov 21 05:50:54 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * m68k.c (legitimize_pic_address): Make sure pic register marked used.
-
- * dwarf2out.c (output_call_frame_info): Call app_enable and
- app_disable if flag_debug_asm, not if flag_verbose_asm.
-
-Thu Nov 20 16:37:36 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * expr.c (expand_builtin_apply): Fix typo in last change.
-
- * expr.c (expand_assignment): If assigning to readonly field,
- mark rtx as unchanging.
-
- * configure.in: Add checks for functions putenv, popen, and vprintf.
- (i[3456]86-*-netbsd*): No longer need i386/xm-netbsd.h.
- (i860-alliant-*): No longer need i860/xm-fx2800.h.
- (m68k-ncr-sysv*): Use xm-svr3.h instead of m68k/xm-tower.h.
- (m68k-sun-sunos*): No longer need m68k/xm-sun3.h.
- (m68k-*-netbsd*): No longer need m68k/xm-netbsd.h.
- (mips-dec-netbsd*): No longer need mips/xm-netbsd.h.
- (ns32k-pc532-netbsd*): No longer need ns32k/xm-netbsd.h.
- (sparc-*-netbsd*): No longer need sparc/xm-netbsd.h.
- (vax-*-netbsd*): No longer need config/xm-netbsd.h.
- * arm/xm-netbsd.h: No longer include xm-netbsd.h.
- * xm-linux.h (HAVE_VPRINTF, HAVE_POPEN, HAVE_PUTENV): Deleted.
- * xm-mips.h (HAVE_VPRINTF, HAVE_PUTENV): Deleted.
- * i386/xm-osf.h, xm-arm.h, xm-alpha.h: Likewise.
- * xm-sparc.h (HAVE_POPEN): Deleted.
- * xm-sh.h (HAVE_VPRINTF): Deleted.
- * mips/xm-iris4.h, mips/xm-iris5.h, xm-m88k.h: Likewise.
- * m68k/xm-crds.h, m68k/xm-atari.h, m68k/xm-amix.h: Likewise.
- * xm-svr3.h, xm-svr4.h, i386/xm-mingw32.h: Likewise.
- * i386/xm-os2.h (HAVE_PUTENV): Deleted.
- * i386/xm-dos.h, i386/xm-aix.h: Likewise.
- * arm/xm-netbsd.h (HAVE_VPRINTF, HAVE_STRERROR): No longer
- need undefine.
- * xm-netbsd.h, i386/xm-netbsd.h, m68k/xm-netbsd.h: Deleted.
- * mips/xm-netbsd.h, ns32k/xm-netbsd.h, sparc/xm-netbsd.h: Likewise.
- * i860/xm-fx2800.h, m68k/xm-sun3.h, m68k/xm-tower.h: Likewise.
-
-Thu Nov 20 16:04:24 1997 Richard Earnshaw <rearnsha@arm.com>
-
- * explow.c (plus_constant_wide, case MEM): If about to call
- force_const_mem, generate the rtl in a saveable obstack.
-
- * arm.md (movhi): Pass the full MEM to storeinthi, storehi and
- storehi_bigend.
- (storeinthi, storehi, storehi_bigend): Be more conservative about
- when not to force a PLUS or MINUS into a REG. Use change_address
- to create new MEMs.
-
-Wed Nov 19 15:16:04 1997 Ulrich Drepper <drepper@cygnus.com>
-
- * c-common.c (print_char_table): Add a and A to float formats.
- (scan_char_table): Likewise.
- (check_format_info): Recognize `a' as allocate flag only if used
- in correct context.
-
-Wed Nov 19 12:56:54 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * configure.in: Fix check for <inttypes.h>.
-
-Tue Nov 18 19:27:01 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * sh.md (attribute "type"): Add nil.
- (movsi_ie): y/y alternative is type nil.
- (movsf_ie): Replace ry/yr/X alternative by r/y/X , y/r/X and y/y/X.
- (movsf_ie+1): Delete.
-
-Tue Nov 18 18:38:41 1997 Paul Eggert <eggert@twinsun.com>
-
- * cccp.c (warn_undef): Now static.
- (eval_if_expression): Don't warn about undefined preprocessor symbols
- in system headers.
- * cexp.y (parse_c_expression):
- Now takes new arg specifying whether to warn
- about undefined preprocessor symbols.
- (warn_undef): Now local and static; independent of warn_undef in cccp.c
- (yylex): `register' -> `register int', needed for C9X.
-
- The following changes are only if TEST_EXP_READER is defined:
- (expression_signedp): New var.
- (start): Set expression_signedp to signedness of expression.
- (print_unsigned_host_wide_int): New function.
- (main): Use it to print value of expression, instead of hoping that
- `long' is long enough. Print "u" after unsigned values.
-
-Tue Nov 18 18:33:30 1997 Jim Wilson <wilson@cygnus.com>
-
- * mips.c (save_restore_insns): If gp_offset or fp_offset are
- large_int, emit two insns instead of one splitable insn.
- * dwarf2out.c (dwarf2out_frame_debug): When set cfa_store_offset
- from cfa_temp_value, use cfa_offset. Add assert checking that
- cfa_reg is SP.
-
-Tue Nov 18 09:11:58 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * fold-const.c (div_and_round_double): Return overflow for
- divide-by-zero instead of aborting.
-
- * tree.c (substitute_in_expr, case TREE_LIST): Fix two typos.
-
-Tue Nov 18 05:03:52 1997 Jeffrey A Law <law@cygnus.com>
-
- * arm.c (output_move_double): Allocate 3 entries in otherops array.
-
-Tue Nov 18 02:41:01 1997 Paul Eggert <eggert@twinsun.com>
-
- * cccp.c (quote_string_for_make): New function.
- (deps_output): Use it to fix bug with file name quoting in -M output.
-
-Mon Nov 17 13:28:33 1997 Philip Blundell <Philip.Blundell@pobox.com>
-
- * arm/lib1funcs.asm (__div0): Provide GNU/Linux implementation.
- * arm/t-linux (LIB1ASMFUNCS): Use it.
-
-Mon Nov 17 09:13:59 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * function.c (purge_addressof_1): Make copy when substituting argument
- of ADDRESSOF.
- (fixup_var_refs_1): Likewise.
-
- * m68k.c: Include tree.h.
-
-Mon Nov 17 09:01:05 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * getpwd.c (getpwd, [VMS]): Add extra arg of 0 to getcwd call.
-
- * alpha/vms.h ({OPTIMIZATION,OVERRIDE}_OPTIONS): Delete, for now.
- * alpha/xm-vms.h (DIR_SEPARATOR, PATH_SEPARATOR): Delete.
-
-Mon Nov 17 08:52:45 1997 Richard Earnshaw <rearnsha@arm.com>
-
- * function.c (fixup_stack_1): Also fix-up refs via ARG_POINTER_REGNUM.
-
- * configure.in (arm-*-netbsd*): Doesn't need collect2.
-
-Mon Nov 17 08:50:01 1997 Stephen L Moshier <moshier@world.std.com>
-
- * i386/isc.h (DWARF2_UNWIND_INFO): Define as 0.
-
-Mon Nov 17 08:42:28 1997 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
-
- * flow.c (propagate_block): Look for pre-inc/dec within PARALLEL.
-
-Mon Nov 17 03:14:46 1997 Paul Eggert <eggert@twinsun.com>
-
- * cpplib.c (file_size_and_mode): Remove.
- (finclude): Don't assume long and off_t are same size or that
- mode_t fits in int.
- * cccp.c: (main, finclude, check_precompiled): Don't assume size_t
- and off_t are same size.
- * gcov.c (read_files): Don't assume off_t and unsigned are same size.
-
-Sun Nov 16 18:56:40 1997 Scott Christley <scottc@net-community.com>
-
- * objc/objc-act.c (objc_demangle): New function.
- (objc_printable_name): New function.
- (init_objc): Change default function.
-
- * expr.c (expand_builtin_apply): Prefer nonlocal over block.
-
-Sun Nov 16 18:10:13 1997 Fila Kolodny <fila@ibi.com>
-
- * i370.c (i370_function_prolog): New function from i370.h.
- * i370.h (FUNCTION_PROLOG): Just call i370_function_prolog.
-
-Sun Nov 16 08:40:35 1997 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
-
- * calls.c (expand_call, store_one_arg): Don't pass QImode arguments
- to emit_library_call.
- * expr.c (emit_push_insn, expand_assignment, store_expr): Likewise.
- (expand_expr, expand_builtin): Likewise.
- * function.c (put_var_into_stack, assign_parms): Likewise.
- * alpha.c (alpha_builtin_saveregs): Likewise.
- * clipper.c (clipper_builtin_saveregs): Likewise.
- * m88k.c (m88k_builtin_saveregs): Likewise.
- * pa.c (hppa_builtin_saveregs): Likewise.
- * sparc.c (sparc_builtin_saveregs): Likewise.
-
-Sun Nov 16 07:39:08 1997 Paul Eggert <eggert@twinsun.com>
-
- * real.h (REAL_VALUES_IDENTICAL): New macro.
- * expr.c (is_zeros_p): Don't consider -0.0 to be all zeros.
- * fold-const.c (operand_equal_p): Don't consider -0.0 identical to 0.0.
- * tree.c (simple_cst_equal): Likewise.
- * varasm.c (immed_real_const_1): Use new REAL_VALUES_IDENTICAL macro.
-
-Sun Nov 16 07:29:12 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * acconfig.h (NEED_DECLARATION_{,R}INDEX): New cases.
- * configure.in: See if need declarations for index and rindex.
- * c-typeck.c, collect2.c, cpplib.c, dwarfout.c, gcov.c, protoize.c:
- Include stdlib.h, string.h, and strings.h, if they exist.
- Only declare index and rindex if needed.
- * collect2.c: Only declare free if needed.
-
- * regclass.c (record_address_regs): Refine choice of index and base
- when have sum of two regs, one of which is a hard reg.
-
-Sun Nov 16 07:07:45 1997 Robert Lipe (robertl@dgii.com)
-
- * i386/sco5.h (ASM_OUTPUT_ALIGNED_BSS): Define as in sysv4 and linux
- (HAVE_ATEXIT): No longer define. This confused ELF destructors.
- (DBX_DEBUGGING_INFO): Define.
-
-Sat Nov 15 09:55:11 1997 Richard Earnshaw (rearnsha@arm.com)
-
- * arm.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept MINUS (until reload
- knows what to do with it).
-
-Thu Nov 13 11:07:41 1997 Michael Meissner <meissner@cygnus.com>
-
- * rs6000.c (num_insns_constant): Use REAL_VALUE_FROM_CONST_DOUBLE to
- pick apart floating point values, instead of using CONST_DOUBLE_LOW
- and CONST_DOUBLE_HIGH.
-
- * rs6000.md (define_splits for DF constants): Use the appropriate
- REAL_VALUE_* interface to pick apart DF floating point constants in
- a machine independent fashion.
-
-Thu Nov 13 07:30:53 1997 Richard Earnshaw (rearnsha@arm.com)
-
- * arm/netbsd.h (LINK_SPEC): Redefine -- pass -X.
-
- * arm.md (movsicc_insn): Add extra reload alternatives for better
- register tying.
- (movsfcc_hard_insn, movsfcc_soft_insn, movdfcc_insn): Likewise.
-
-Mon Nov 10 19:32:14 1997 Doug Evans <dje@cygnus.com>
-
- * sparc.md (mov[sdt]f_const_insn): Fix condition to match what
- instruction can handle.
-
-Mon Nov 10 03:02:19 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * stmt.c (expand_decl_cleanup_no_eh): New fn.
-
- * except.c (expand_leftover_cleanups): do_pending_stack_adjust.
-
-Sun Nov 9 14:34:47 1997 David Edelsohn <edelsohn@mhpcc.edu>
-
- * rs6000.md (lshrdi3_power): Delete '&' from first alternative and
- swap instruction order.
-
-Sun Nov 9 09:51:08 1997 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
-
- * machmode.def (QCmode, HCmode): New modes.
-
-Sun Nov 9 09:24:21 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * combine.c (sets_function_arg_p): New function.
- (combinable_i3pat): Check if combining with any but the first
- argument register setting insn for a function call.
-
- * a29k.h (ELIGIBLE_FOR_EPILOGUE_DELAY): Avoid sheduling load from
- stack slot.
-
-Sun Nov 9 09:17:53 1997 Richard Earnshaw (rearnsha@arm.com)
-
- * loop.c (strength_reduce): If initial value of BIV is equivalent to
- a constant, record that as initial value.
- (check_dbra_loop): Don't reverse loop if initial value isn't CONST_INT.
-
-Sun Nov 9 09:12:41 1997 Tristan Gingold <gingold@haendel.enst.fr>
-
- * expr.c (emit_push_insn): Avoid infinite recursion
- when -fcheck-memory-usage.
-
-Sun Nov 9 08:03:42 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * cse.c (simplify_binary_operation): Fix error in last change.
-
-Sun Nov 9 07:56:31 1997 Pat Rankin <rankin@eql.caltech.edu>
-
- * vmsconfig.com [version.opt]: Parse version string more robustly.
- [@variable@]: Discard configure tokens when using Makefile.in.
- [libgcc2-cxx.list]: Generate this new file for CXX_LIB2FUNCS.
- [cp/input.c]: Suppress it as workaround to avoid linker warning.
- [objc-parse.y]: Now lives in the objc subdirectory.
- * make-cc1.com [objc-parse.{c,y}]: Ditto.
- * make-cccp.com [prefix.c]: Compile additional source file.
-
- * cccp.c (VMS_freopen, VMS_fopen, VMS_open, VMS_fstat): Call
- corresponding library routine specified via its ordinary name
- rather than with a decc$ prefix. (Reverses Oct 19 change.)
-
- * cccp.c, cexp.y [HOST_WIDE_INT]: Manually splice long lines
- of avoid backslash+newline continuation on #if directives.
-
-Sun Nov 9 01:54:54 1997 Jeffrey A Law (law@cygnus.com)
-
- * local-alloc.c (block_alloc): Don't lose if two SCRATCH expressions
- are shared.
-
-Sat Nov 8 23:01:37 1997 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
-
- * cse.c (simplify_binary_operation): Don't simplify divide by zero
- for targets that don't support a representation of INFINITY.
-
-Sat Nov 8 22:37:29 1997 Richard Earnshaw <rearnsha@arm.com>
-
- * Makefile.in (cse.o): Depend on expr.h.
- * cse.c: Include expr.h.
- (fold_rtx, case MEM): For ADDRESSOF, create new MEM.
-
-Sat Nov 8 19:27:56 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * expr.c (expand_increment): When enqueing a postincrement for a MEM,
- use copy_to_reg if address is not a general_operand.
-
-Sat Nov 8 18:39:56 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * libgcc2.c (L_eh): Define __eh_pc here.
- Replace __eh_type with generic pointer __eh_info.
-
-Sat Nov 8 07:03:47 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * alpha.h (SECONDARY_OUTPUT_RELOAD_CLASS): If FLOAT_REGS,
- need secondary reload for QImode and HImode even if BWX.
-
- * expmed.c (store_split_bit_field): Force ADDRESSOF into register.
-
- * cse.c (fold_rtx, case ADDRESSOF): New case (that does nothing).
-
- * function.c (fixup_var_refs_1, case ADDRESSSOF): Check that
- new value is valid for insn.
-
- * stor-layout.c (get_best_mode): Refine test for field within
- unit to work properly for negative positions.
-
- * print-rtl.c (print_inline_rtx): Save and restore sawclose and indent.
-
- * reload.c (find_replacement): If PLUS, MINUS, or MULT, see if
- either arg contains a replacement.
-
-Fri Nov 7 10:22:24 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * frame.c (add_fdes, count_fdes): Go back to checking pc_begin for
- linked once FDEs.
-
-Fri Nov 7 06:50:57 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * alpha.h (FUNCTION_VALUE): Take into account promotion of pointers.
-
- * unroll.c (back_branch_in_range_p): Refine check for INSN at loop end.
-
-Wed Nov 5 18:17:50 1997 Paul Eggert <eggert@twinsun.com>
-
- * fixinc.svr4: Replace `__STDC__ - 0 == 1'
- with `defined (__STRICT_ANSI__)'.
-
-Tue Nov 4 18:32:44 1997 Jim Wilson <wilson@cygnus.com>
-
- * mips.md (insv, extzv, extv): Add change_address call.
- (movsi_ulw, movsi_usw): Change QImode to BLKmode in pattern.
- * mips.c (mips_expand_epilogue): Emit blockage insn before call to
- save_restore_insns if no FP and GP will be restored.
-
- * acconfig.h (HAVE_INTTYPES_H): Undef.
- * configure.in (inttypes.h): Check for conflicts between sys/types.h
- and inttypes.h, and verify that intmax_t is defined.
- * mips/x-iris (CC, OPT, OLDCC): Comment out.
- * mips/x-iris3: Likewise.
-
-Tue Nov 4 17:28:31 1997 Doug Evans <dje@cygnus.com>
-
- * c-lex.c (MULTIBYTE_CHARS): #undef if cross compiling.
- (yylex): Record wide strings using target endianness, not host.
-
-Tue Nov 4 16:18:19 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * Makefile.in (distdir-start): Add dependency on $(srcdir)/config.in.
-
-Tue Nov 4 06:14:30 1997 Paul Eggert <eggert@twinsun.com>
-
- * c-lex.c (yylex): Don't warn about constants like
- 9223372036854775807 and 18446744073709551615U on an L32LL64 host
- unless pedantic.
-
-Mon Nov 3 18:42:44 1997 Jim Wilson <wilson@cygnus.com>
-
- * i386.c (load_pic_register): Call prologue_get_pc_and_set_got.
- * i386.md (prologue_{set_got,get_pc}): Add UNSPEC_VOLATILE to pattern.
- (prologue_get_pc_and_set_got): New pattern.
-
-Mon Nov 3 13:42:21 1997 Paul Eggert <eggert@twinsun.com>
-
- * cccp.c, cpplib.c (compare_defs): Don't complain about arg name
- respellings unless pedantic.
- * cpplib.c (compare_defs): Accept pfile as new arg.
- All callers changed.
-
-Fri Oct 31 07:10:09 1997 Jeffrey A Law (law@cygnus.com)
-
- * global.c (global_alloc): Free the conflict matrix after
- reload has finished.
-
-Thu Oct 30 17:30:42 1997 Doug Evans <dje@cygnus.com>
-
- * configure.in (sparc-*-elf*): Use sparc/elf.h, sparc/t-elf.
- Set extra_parts.
- (sparc*-*-*): Recognize --with-cpu=v9.
- * sparc/elf.h: New file.
- * sparc/t-elf: New file.
-
-Thu Oct 30 16:36:17 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * stmt.c (expand_asm_operand): If error in matching constraint,
- don't emit asm.
-
-Thu Oct 30 12:21:06 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * va-sh.h (__va_arg_sh1): Define.
- (va_arg): Use it.
- SH3E doesn't use any integer registers for subsequent arguments
- once a non-float value was passed in the stack.
- * sh.c (machine_dependent_reorg): If optimizing, put explicit
- alignment in front label for ADDR_DIFF_VEC.
- * sh.h (PASS_IN_REG_P): Fix SH3E case.
- (ADJUST_INSN_LENGTH): If not optimizing, add two extra bytes length.
-
-Tue Oct 28 21:09:25 1997 Jim Wilson <wilson@cygnus.com>
-
- * m68k.md (btst patterns): Add 5200 support.
-
-1997-10-28 Brendan Kehoe <brendan@cygnus.com>
-
- * global.c (global_alloc): Use xmalloc instead of alloca for
- CONFLICTS, since max_allocno * allocno_row_words alone can be more
- than 2.5Mb sometimes.
-
-Tue Oct 28 15:06:44 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * sh/elf.h (PREFERRED_DEBUGGING_TYPE): Undefine before including
- svr4.h.
-
-Tue Oct 28 10:19:01 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- From Brendan:
- * dwarf2out.c (output_call_frame_info): Use l1 instead of ".".
-
-Mon Oct 27 16:01:14 1997 Jeffrey A Law (law@cygnus.com)
-
- * mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Disable reg+reg.
-
-Mon Oct 27 16:11:52 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * sh.c (machine_dependent_reorg): When -flag_delayed_branches,
- put an use_sfunc_addr before each sfunc.
- * sh.md (use_sfunc_addr, dummy_jump): New insns.
- (casesi): For TARGET_SH2, emit a dummy_jump after LAB.
-
-Mon Oct 27 11:49:43 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * dwarf2.h: Remove dwarf2out prototypes.
- * tree.h: And put them here.
- * m68k.c, i386.c: Don't include dwarf2.h.
-
-Mon Oct 27 00:02:13 1997 Paul Eggert <eggert@twinsun.com>
-
- Remap include files with header.gcc only if user or configuration
- file specifies "-remap".
-
- * cccp.c (remap): New var.
- (main): Set it if user specifies "-remap".
- (open_include_file): Remap only if `remap' is nonzero.
-
- * cpplib.h (struct cpp_options): New member `remap'.
- * cpplib.c (cpp_options_init): Set remap to 0.
- (open_include_file): Remap only if `remap' is nonzero.
- (cpp_handle_options): Set remap if user specifies "-remap".
-
- * i386/cygwin32.h, rs6000/cygwin32.h (CPP_SPEC): Define with -remap.
-
-Sun Oct 26 11:41:49 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * dwarf2out.c (output_call_frame_info): The CIE pointer is now a 32
- bit PC-relative offset. The exception range table pointer is now in
- the CIE.
- * frame.c (dwarf_cie, dwarf_fde): Rename CIE_pointer to CIE_delta.
- (count_fdes, add_fdes, get_cie): Adjust.
- (cie_info, extract_cie_info, __frame_state_for): Adjust eh_ptr uses.
-
- From H.J. Lu:
- * frame.c (count_fdes, add_fdes): Skip linked once FDE entries.
-
-Sat Oct 25 20:29:39 1997 Alexandre Oliva <oliva@dcc.unicamp.br>
-
- * Makefile.in (float.h-nat): If float.h is to be empty, ensure it is.
-
-Sat Oct 25 20:16:52 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * prefix.c: Use stdarg.h only ifdef __STDC__. Otherwise,
- use varargs.h. Wrap header with <>, not "".
-
-Sat Oct 25 20:10:57 1997 Robert Lipe (robertl@dgii.com)
-
- * i386/sco5.h (EH_FRAME_SECTION_ASM_OP{,_ELF,_COFF}): Define.
- (DWARF2_UNWIND_INFO): Likewise.
- (EXTRA_SECTIONS): Add in_eh.
-
-Sat Oct 25 12:20:58 1997 Jeffrey A Law (law@cygnus.com)
-
- * mn10300.h (TARGET_SWITCHES): Add -mmult-bug and -mno-mult-bug.
- (TARGET_MULT_BUG): Define.
- (TARGET_DEFAULT): Default to TARGET_MULT_BUG.
- * mn10300.md (mulsi3): Handle TARGET_MULT_BUG.
-
-Fri Oct 24 15:43:57 1997 Michael Meissner <meissner@cygnus.com>
-
- * rs6000.c (toplevel): Move include stdio.h before config.h.
-
- (Patch from H.J. Lu, Aug 27, 1997)
- * rs6000/linux.h (DEFAULT_VTABLE_THUNKS): New; defined as 1.
-
- (Patch from Jeff Law, Oct 22, 1997)
- * rs6000.c (struct machine_function): Add pic_offset_table_rtx.
- (rs6000_{save,restore}_machine_status): Save/restore it.
-
- * rs6000.md (movsi_got_internal_mem): New pattern to work around
- case where GOT value did not get a register.
- (movsi_got_internal_mem splitter): Split above pattern.
-
- (Patch from Geoffrey Keating, Oct 21, 1997)
- * rs6000.c (rs6000_stack_info): Avoid creating a stack
- frame under System V ABI if we only need to save the LR.
-
- (Patch from Joel Sherrill, Sep 1, 1997)
- * rs6000/sysv4.h (SUBTARGET_SWITCHES): Add new macro
- EXTRA_SUBTARGET_SWITCHES, which defaults to nothing.
-
- (Patch from Geoffrey Keating, Oct 20, 1997)
- * rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS{,_S}): Add -msdata=none
- switch.
-
-Fri Oct 24 15:25:50 1997 Doug Evans <dje@cygnus.com>
-
- * sparc.h (ASM_SPEC): Delete.
-
-Fri Oct 24 13:16:24 1997 Jeffrey A Law (law@cygnus.com)
-
- * mn10200.c (indirect_memory_operand): Delete unused function.
- * mn10200.h (EXTRA_CONSTRAINT): Handle 'R'.
- * mn10200.md (bset, bclr insns): Handle output in a reg too.
-
- * mn10300.c (symbolic_operand, legitimize_address): New functions.
- * mn10300.h (LEGITIMIZE_ADDRESS): Call legitimize_address.
- (GO_IF_LEGITIMATE_ADDRESS): Don't allow base + symbolic.
-
-Thu Oct 23 08:03:59 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * dbxout.c (dbxout_start_new_source_file): Use output_quoted_string
- for FILENAME.
-
-Tue Oct 21 16:18:13 1997 Paul Eggert <eggert@twinsun.com>
-
- * winnt/win-nt.h (CPP_SPEC): Remove reference to obsolete
- option -lang-c-c++-comments.
-
-Tue Oct 21 10:00:20 1997 Jeffrey A Law (law@cygnus.com)
-
- * mn10300.md (movqi, movhi): Avoid using address registers as
- destinations unless absolutely necessary.
-
- * mn10200.c (expand_prologue): Fix typo.
-
- * mn10200.h (GO_IF_LEGITIMATE_ADDRESS): Do not allow indexed addresses.
- * mn10200.md (neghi2): Provide an alternative which works if
- the input and output register are the same.
-
- * mn10300.c (print_operand): Handle 'S'.
- * mn10300.md (ashlsi3, lshrsi3, ashrsi3): Use %S for
- shift amount in last alternative
-
- * mn10300.c (expand_epilogue): Rework to handle register restores
- in "ret" and "retf" instructions correctly.
-
-Tue Oct 21 07:35:19 1997 Richard Earnshaw (rearnsha@arm.com)
-
- * arm.md (insv): Avoid writing result into a paradoxical subreg.
-
-Tue Oct 21 07:12:28 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * sh/elf.h (PREFERRED_DEBUGGING_TYPE): Don't redefine.
-
-Mon Oct 20 12:04:04 1997 Nick Clifton <nickc@cygnus.com>
-
- * v850.h (CPP_SPEC): Define __v850__.
- (CPP_PREDEFINES): Do not define __v850__.
-
- * xm-v850.h: Use __v850 rather than __v850__ to identify v850 port.
-
-Mon Oct 20 17:29:55 1997 Doug Evans <dje@cygnus.com>
-
- * sparc.h (SPARC_V9,SPARC_ARCH64): Delete.
- (DEFAULT_ARCH32_P): New macro.
- (TARGET_ARCH{32,64}): Allow compile time or runtime selection.
- (enum cmodel): Declare.
- (sparc_cmodel_string,sparc_cmodel): Declare.
- (SPARC_DEFAULT_CMODEL): Provide default.
- (TARGET_{MEDLOW,MEDANY}): Renamed to TARGET_CM_{MEDLOW,MEDANY}.
- (TARGET_FULLANY): Deleted.
- (TARGET_CM_MEDMID): New macro.
- (CPP_CPU_DEFAULT_SPEC): Renamed from CPP_DEFAULT_SPEC.
- (ASM_CPU_DEFAULT_SPEC): Renamed from ASM_DEFAULT_SPEC.
- (CPP_PREDEFINES): Take out stuff now handled by %(cpp_arch).
- (CPP_SPEC): Rewrite.
- (CPP_ARCH{,32,64,_DEFAULT}_SPEC): New macros.
- (CPP_{ENDIAN,SUBTARGET}_SPEC): New macros.
- (ASM_ARCH{,32,64,_DEFAULT}_SPEC): New macros.
- (ASM_SPEC): Add %(asm_arch).
- (EXTRA_SPECS): Rename cpp_default to cpp_cpu_default.
- Rename asm_default to asm_cpu_default.
- Add cpp_arch32, cpp_arch64, cpp_arch_default, cpp_arch, cpp_endian,
- cpp_subtarget, asm_arch32, asm_arch64, asm_arch_default, asm_arch.
- (NO_BUILTIN_{PTRDIFF,SIZE}_TYPE): Define ifdef SPARC_BI_ARCH.
- ({PTRDIFF,SIZE}_TYPE): Provide 32 and 64 bit values.
- (MASK_INT64,MASK_LONG64): Delete.
- (MASK_ARCH64): Renamed to MASK_64BIT.
- (MASK_{MEDLOW,MEDANY,FULLANY,CODE_MODEL}): Delete.
- (EMBMEDANY_BASE_REG): Renamed from MEDANY_BASE_REG.
- (TARGET_SWITCHES): Always provide 64 bit options.
- (ARCH64_SWITCHES): Delete.
- (TARGET_OPTIONS): New option -mcmodel=.
- (INT_TYPE_SIZE): Always 32.
- (MAX_LONG_TYPE_SIZE): Define ifdef SPARC_BI_ARCH.
- (INIT_EXPANDERS): sparc64_init_expanders renamed to sparc_init_....
- (FUNCTION_{,BLOCK_}PROFILER): Delete TARGET_EMBMEDANY support.
- (PRINT_OPERAND_PUNCT_VALID_P): Add '_'.
- * sparc/linux-aout.h (CPP_PREDEFINES): Take out stuff handled by
- CPP_SPEC.
- (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
- * sparc/linux.h: Likewise.
- * sparc/linux64.h (SPARC_V9,SPARC_ARCH64): Delete.
- (ASM_CPU_DEFAULT_SPEC): Renamed from ASM_DEFAULT_SPEC.
- (TARGET_DEFAULT): Delete MASK_LONG64, MASK_MEDANY, add MASK_64BIT.
- (SPARC_DEFAULT_CMODEL): Define.
- (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
- (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
- (LONG_DOUBLE_TYPE_SIZE): Define.
- (ASM_SPEC): Add %(asm_arch).
- * sparc/sol2.h (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
- (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
- (TARGET_CPU_DEFAULT): Add ultrasparc case.
- * sparc/sp64-aout.h (SPARC_V9,SPARC_ARCH64): Delete.
- (TARGET_DEFAULT): MASK_ARCH64 renamed to MASK_64BIT.
- (SPARC_DEFAULT_CMODEL): Define.
- * sparc/sp64-elf.h (SPARC_V9,SPARC_ARCH64): Delete.
- (TARGET_DEFAULT): MASK_ARCH64 renamed to MASK_64BIT. Delete
- MASK_LONG64, MASK_MEDANY.
- (SPARC_DEFAULT_CMODEL): Define.
- (CPP_PREDEFINES): Delete.
- (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
- (ASM_SPEC): Add %(asm_arch).
- (LONG_DOUBLE_TYPE_SIZE): Define.
- (DWARF2_DEBUGGING_INFO): Define.
- * sparc/splet.h (CPP_SPEC): Delete.
- * sparc/sysv4.h (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
- (FUNCTION_BLOCK_PROFILER): Delete TARGET_EMBMEDANY support.
- (BLOCK_PROFILER): Likewise.
- * sparc.c (sparc_cmodel_string,sparc_cmodel): New globals.
- (sparc_override_options): Handle code model selection.
- (sparc_init_expanders): Renamed from sparc64_init_expanders.
- * sparc.md: TARGET_<code_model> renamed to TARGET_CM_....
- TARGET_MEDANY renamed to TARGET_CM_EMBMEDANY.
- (sethi_di_embmedany_{data,text}): Renamed from sethi_di_medany_....
- (sethi_di_fullany): Delete.
-
-Mon Oct 20 17:20:17 1997 Jim Wilson <wilson@cygnus.com>
-
- * mips.c (compute_frame_size): Not a leaf function if profile_flag set.
-
-Sun Oct 19 17:46:02 1997 Douglas Rupp <rupp@gnat.com>
-
- * cccp.c (OBJECT_SUFFIX): Add default definition.
- (main): Use OBJECT_SUFFIX.
- (VMS_{freopen,fopen,open}): Use instead of using macro on
- unprefixed name.
- (VMS_fstat): Use decc$fstat explicitly, not via macro.
-
-Sun Oct 19 09:07:38 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * prefix.c (get_key_value): Initialize prefix to null.
- * Makefile.in (prefix.o): Properly pass in prefix.
-
- * objc/Make-lang.in (objc.distdir): Make the objc directory.
- * Makefile.in (distdir-start): No longer depend on objc-parse.[cy].
- Don't copy objc files here.
- (TAGS): Don't delete objc-parse.y
-
- * i386/mingw32.h (LIB_SPEC): Add -ladvapi32.
- (STARTFILE_SPEC): If -dll, use dllcrt1.o.
- (INCOMING_RETURN_ADDR_RTX): Undefine.
-
- * Makefile.in (float.h-nat): Avoid using /dev/null for input,
- since it's not present on all systems.
-
- * prefix.c : New file.
- * Makefile.in (xgcc, cccp, cppmain, fix-header): Add prefix.o.
- (prefix.o): New rule.
- * cccp.c (update_path): Add extern definition.
- (struct default_include): New field `component'.
- (default_include): Add initializer for new field to all entries.
- (new_include_prefix): Take new arg and call update_path;
- all callers changed.
- Add trailing "." before doing stat of file.
- * cpplib.c (update_path): Add extern definition.
- (struct default_include): New field `component'.
- (default_include): Add initializer for new field to all entries.
- (cpp_start_read): Call update_path.
- * gcc.c (upate_path): Add extern definition.
- (find_a_file): For MS-DOS-based, consider a drive spec as absolute.
- (add_prefix): New arg component and pass to update_path;
- all callers changed.
- * netbsd.h (INCLUDE_DEFAULTS): Add `component' to values.
- * i386/freebsd.h, mips/netbsd.h, winnt/win-nt.h: Likewise.
- * i386/mingw32 (STANDARD_INCLUDE_COMPONENT): New macro.
- * vax/vms.h (INCLUDE_DEFAULTS): New macro.
- * vax/xm-vms.h (INCLUDE_DEFAULTS): Delete from here.
-
- * sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): New macro.
-
- * i386.c (ix86_prologue): Conditionalize Dwarf2 calls
- on #ifdef INCOMING_RETURN_ADDR_RTX.
- * i386.md (allocate_stack): Fix incorrect operand number.
-
- * alpha.c (vmskrunch): Deleted.
- (output_prolog, VMS): Use alloca for entry_label and don't
- truncate to 64 characters.
- * alpha/vms.h (vmskrunch): No longer define.
- (ENCODE_SECTION_INFO): No longer call vmskrunch.
- (ASM_DECLARE_FUNCTION_NAME): No longer override.
-
- * toplev.c (output_quoted_string): Call new OUTPUT_QUOTED_STRING macro.
- * i386/mingw32.h (OUTPUT_QUOTED_STRING): New macro.
-
- * stmt.c (using_eh_for_cleanups_p): New variable.
- (using_eh_for_cleanups): New function.
- (expand_decl_cleanup): Don't call expand_eh_region_start_tree
- unless using EH for cleanups.
-
- * function.c (purge_addressof_1): When dealing with a
- bare (address (mem)), verify that what's inside is valid in insn.
- (instantiate_virtual_regs_1, case ADDRESSOF): If have MEM, just
- do instantiation inside and leave alone here.
-
- * fold-const.c (fold, case COND_EXPR): Allow creation
- of {MIN,MAX}_EXPR, but preserve info on orginal comparison code.
-
- * function.h (restore_tree_status): Update prototype.
-
- * cse.c (cse_basic_block): Flush the hash table every 1,000 insns.
-
-Sat Oct 18 13:48:14 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * longlong.h (count_leading_zeros): Add missing casts to USItype.
-
-Sat Oct 18 13:35:09 1997 Marc Lehmann (pcg@goof.com)
-
- * toplev.c (main): Don't execute "ps" under MSDOS.
-
-Sat Oct 18 13:26:42 1997 Richard Earnshaw (rearnsha@arm.com)
-
- * function.c (instantiate_virtual_regs): Don't instantiate the
- stack slots for the parm registers until after the insns have had
- their virtuals instantiated.
-
- * varargs.h (va_arg): For ARM systems, definition is endian-dependent.
- * stdarg.h (va_arg): Likewise.
-
-Sat Oct 18 11:23:04 1997 Nick Clifton <nickc@cygnus.com>
-
- * final.c (end_final): Use ASM_OUTPUT_ALIGNED_DECL_LOCAL if defined.
- * varasm.c (assemble_static_space): Likewise.
- (assemble_variable): Use ASM_OUTPUT_ALIGNED_DECL_{COMMON,LOCAL} if def.
-
-Sat Oct 18 11:02:19 1997 Doug Evans <dje@canuck.cygnus.com>
-
- * expr.c (use_group_regs): Don't call use_reg unless REG.
-
-Sat Oct 18 10:39:22 1997 Jim Wilson <wilson@cygnus.com>
-
- * cse.c (simplify_ternary_operation, case IF_THEN_ELSE): Collapse
- redundant conditional moves to single operand.
-
- * expmed.c (extract_bit_field): Don't make flag_force_mem disable
- extzv for memory operands.
-
-Sat Oct 18 09:58:44 1997 Jeffrey A Law <law@cygnus.com>
-
- * ptx4.h: Fix typo.
-
- * integrate.c (save_for_inline_copying): Avoid undefined pointer
- operations.
- (expand_inline_function): Likewise.
-
-Sat Oct 18 09:49:46 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * tree.c (restore_tree_status): Also free up temporary storage
- when we finish a toplevel function.
- (dump_tree_statistics): Print stats for backend obstacks.
-
- * libgcc2.c (__throw): Don't copy the return address.
- * dwarf2out.c (expand_builtin_dwarf_reg_size): Ignore return address.
-
- * tree.c (expr_tree_cons, build_expr_list, expralloc): New fns.
- * tree.h: Declare them.
-
- * except.c (exceptions_via_longjmp): Initialize to 2 (uninitialized).
- * toplev.c (main): Initialize exceptions_via_longjmp.
-
- * tree.c: Add extra_inline_obstacks.
- (save_tree_status): Use it.
- (restore_tree_status): If this is a toplevel inline obstack and we
- didn't want to save anything on it, recycle it.
- (print_inline_obstack_statistics): New fn.
- * function.c (pop_function_context_from): Pass context to
- restore_tree_status.
-
-Sat Oct 18 09:45:22 1997 Michael Meissner <meissner@cygnus.com>
-
- * profile.c (get_file_function_name): Remove declaration.
- * c-lang.c (finish_file): Likewise.
-
-Sat Oct 18 09:35:40 1997 Tristan Gingold <gingold@messiaen.enst.fr>
-
- * expr.c (expand_assignment): If -fcheck-memory-usage, add call to
- chkr_check_addr if size not zero.
- (expand_expr, case COMPONENT_REF): Likewise.
- (expand_builtin): If -fcheck_memory-usage, check memory usage
- of operands for strlen, strcpy, and memcpy or don't use builtins
- for memcmp and strcmp.
- * expr.h (chkr_check_str_libfunc): Declare.
- * optabs.c (chkr_check_str_libfunc): New variable.
- (init_optabs): Initialize it.
-
-Sat Oct 18 09:29:21 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * i386/cygwin32.h (ASM_COMMENT_START): Redefine.
-
-Sat Oct 18 09:23:54 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * frame.c (__frame_state_for): Execute the FDE insns until the
- current pc value is strictly bigger than the target pc value.
-
- * expr.c (expand_expr, case TARGET_EXPR): If target and slot has
- no DECL_RTL, then call mark_addressable again for the slot after
- we give it RTL.
-
-Sat Oct 18 08:58:36 1997 Manfred Hollstein (manfred@lts.sel.alcatel.de)
-
- * m88k/dolph.h (INITIALIZE_TRAMPOLINE): Delete here.
- * m88k/sysv3.h (INITIALIZE_TRAMPOLINE): Unconditionally define.
- * libgcc2.c (__enable_execute_stack): Check for __sysV88__ not
- __DOLPHIN__.
-
- * m68k/mot3300.h (ASM_OUTPUT_ALIGN): Accept any alignment.
- * dwarf2out.c (output_call_frame_info): Call app_enable and
- app_disable to let GNU as accept the generated comments.
-
- * m88k.c (m88k_begin_prologue): Remove superfluous backslash.
-
-Sat Oct 18 08:50:04 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
-
- * flow.c (print_rtl_with_bb): Cast alloca return values.
-
-Sat Oct 18 08:47:46 1997 Douglas Rupp <rupp@gnat.com>
-
- * alpha/vms.h (LITERALS_SECTION_ASM_OP, ASM_OUTPUT_DEF):
- (EXTRA_SECTION_FUNCTIONS): Add literals_section.
- (EXTRA_SECTIONS): Include in_literals.
-
-Sat Oct 18 08:40:55 1997 Nick Burrett <nick.burrett@btinternet.com>
-
- * cpplib.c: (initialize_builtins): Cast all string constants for the
- function install, to type U_CHAR *.
- (eval_if_expression): Likewise.
- * cppexp.c: (cpp_lex): Cast string, for cpp_lookup, to type U_CHAR *.
-
-Sat Oct 18 08:38:13 1997 Ken Raeburn <raeburn@cygnus.com>
-
- * c-lex.c (check_newline) At `skipline', flush nextchar as well.
-
-Sat Oct 18 08:17:13 1997 Paul Russell <Paul.Russell@RustCorp.com.au>
-
- * input.h (struct file_stack): Added indent_level.
- * c-lex.c (check_newline): Add {}-count & balance warning.
-
-Sat Oct 18 06:54:39 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * regclass.c (record_address_regs, case PLUS): Refine how to choose
- which is base and index.
-
- * alpha.h (FUNCTION_VALUE): Use word_mode only for integral types,
- not types with integral modes.
-
- * final.c (alter_cond): Properly conditionalize forward decl.
-
- * tree.h (SAVE_EXPR_NOPLACEHOLDER): New flag.
- * tree.c (contains_placeholder_p, case SAVE_EXPR): Avoid
- checking each SAVE_EXPR more than once.
-
- * rs6000.md (nonlocal_goto_receiver): Don't test pool size.
-
- * i386.c (load_pic_register): New function.
- (ix86_prologue): Code to load PIC register moved to new function.
- Don't emit blockage if not generating RTL.
- * i386.md (nolocal_goto_receiver): New pattern.
-
- * i386.c: Major cleanup, mostly reformatting.
- Include dwarf2.h.
- Remove many spurious casts.
- (ix86_{pro,epi}logue): Use proper mode for SET rtx.
-
-Fri Oct 17 17:13:42 1997 David S. Miller <davem@tanya.rutgers.edu>
-
- * sparc/linux64.h (LINK_SPEC): Dynamic linker is ld-linux64.so.2.
- * sparc.h (FUNCTION_PROFILER): Fix format string when TARGET_MEDANY.
- * sparc.c (output_double_int): Output DI mode values
- correctly when HOST_BITS_PER_WIDE_INT is 64.
- (output_fp_move_quad): If TARGET_V9 and not TARGET_HARD_QUAD, use
- fmovd so it works if a quad float ends up in one of the upper 32
- float regs.
- * sparc.md (pic_{lo_sum,sethi}_di): New patterns for PIC support
- on sparc64.
-
-Fri Oct 17 16:27:07 1997 Doug Evans <dje@cygnus.com>
-
- * sparc/sp64-elf.h (TARGET_DEFAULT): Delete MASK_STACK_BIAS.
- * sparc.h (PROMOTE_MODE): Promote small ints if arch64.
- (PROMOTE_FUNCTION_ARGS,PROMOTE_FUNCTION_RETURN): Define.
- (SPARC_FIRST_FP_REG, SPARC_FP_REG_P): New macros.
- (SPARC_{OUTGOING,INCOMING}_INT_ARG_FIRST): New macros.
- (SPARC_FP_ARG_FIRST): New macro.
- (CONDITIONAL_REGISTER_USAGE): All v9 fp regs are volatile now.
- (REG_ALLOC_ORDER,REG_LEAF_ALLOC_ORDER): Reorganize fp regs.
- (NPARM_REGS): There are 32 fp argument registers now.
- (FUNCTION_ARG_REGNO_P): Likewise.
- (FIRST_PARM_OFFSET): Update to new v9 abi.
- (REG_PARM_STACK_SPACE): Define for arch64.
- (enum sparc_arg_class): Delete.
- (sparc_arg_count,sparc_n_named_args): Delete.
- (struct sparc_args): Redefine and use for arch32 as well as arch64.
- (GET_SPARC_ARG_CLASS,ROUND_REG,ROUND_ADVANCE): Delete.
- (FUNCTION_ARG_ADVANCE): Rewrite.
- (FUNCTION_ARG,FUNCTION_INCOMING_ARG): Rewrite.
- (FUNCTION_ARG_{PARTIAL_NREGS,PASS_BY_REFERENCE}): Rewrite.
- (FUNCTION_ARG_CALLEE_COPIES): Delete.
- (FUNCTION_ARG_{PADDING,BOUNDARY}): Define.
- (STRICT_ARGUMENT_NAMING): Define.
- (doublemove_string): Declare.
- * sparc.c (sparc_arg_count,sparc_n_named_args): Delete.
- (single_move_string): Use GEN_INT, and HOST_WIDE_INT.
- (doublemove_string): New function.
- (output_move_quad): Clean up some of the arch64 support.
- (compute_frame_size): Add REG_PARM_STACK_SPACE if arch64.
- Don't add 8 bytes of reserved space if arch64.
- (sparc_builtin_saveregs): Combine arch32/arch64 versions.
- (init_cumulative_args): New function.
- (function_arg_slotno): New static function.
- (function_arg,function_arg_partial_nregs): New functions.
- (function_arg_{pass_by_reference,advance}): New functions.
- (function_arg_padding): New function.
- * ginclude/va-sparc.h: Rewrite v9 support.
-
-Fri Oct 17 13:21:45 EDT 1997 Philip Blundell <pb@nexus.co.uk>
-
- * arm/netbsd.h (TYPE_OPERAND_FMT): use % not @ to avoid
- problems with comments.
-
-Fri Oct 17 13:00:38 EDT 1997 Richard Earnshaw (rearnsha@arm.com)
-
- * arm/aout.h (ASM_OUTPUT_LABEL): Define in place of ARM_OUTPUT_LABEL.
- * arm/aof.h (ASM_OUTPUT_LABEL): Likewise.
- * arm.h (ASM_OUTPUT_LABEL): Delete.
- (ASM_OUTPUT_INTERNAL_LABEL): Call ASM_OUTPUT_LABEL directly.
- * arm.c (arm_asm_output_label): Delete.
-
- * arm/aout.h (ASM_OUTPUT_ALIGNED_LOCAL): Do what is needed inline.
- * arm.c (output_lcomm_directive): Delete.
-
- * arm.h (PUSH_ROUNDING): Delete; this is not what happens.
- (ACCUMULATE_OUTGOING_ARGS): Define.
- (PROMOTE_FUNCTION_ARGS): Define.
- (INITIAL_ELIMINATION_OFFSET): Take current_function_outgoing_args_size
- into account.
- * arm.c (use_return_insn, output_func_epilogue,
- arm_expand_prologue): Likewise.
-
- * arm.c (const_ok_for_arm): If HOST_WIDE_INT more than 32 bits,
- insist high bits are all zero or all one.
- (output_move_double): Handle case where CONST_INT is more than 32 bits.
-
- * arm.c (load_multiple_sequence): Support SUBREG of MEM.
- (store_multiple_sequence): Likewise.
-
- * arm.c (arm_gen_load_multiple): New args UNCHANGING_P and IN_STRUCT_P.
- Use them if we create any new MEMs; all callers changed.
- (arm_gen_store_multiple): Likewise.
- (arm_gen_movstrqi): Preserve RTX_UNCHANGING_P and MEM_IN_STRUCT_P
- on any MEMs created.
-
- * arm.h (ASM_OUTPUT_MI_THUNK): Use branch instruction to jump to label.
- (RETURN_ADDR_RTX): Use NULL_RTX rather than casting zero.
- (output_move_double): Correct typo in prototype.
-
- * arm.md (movsfcc): If not TARGET_HARD_FLOAT, ensure operand[3] valid.
-
- * arm/netbsd.h (CPP_PREDEFINES): Always predefine __arm__.
- * arm/xm-netbsd.h (SYS_SIGLIST_DECLARED, HAVE_STRERROR): Define these.
-
- * arm/t-netbsd (CROSS_LIBGCC1, LIB1ASMSRC, LIB1ASMFUNCS) Don't define
- these any more.
- * configure.in (arm-*-netbsd*): Pick up t-netbsd before arm/t-netbsd.
-
-Thu Oct 16 19:31:22 1997 Jim Wilson <wilson@cygnus.com>
-
- * v850.c (ep_memory_offset): New function.
- (ep_memory_operand, substitute_ep_register, v850_reorg): Call it.
-
- * v850.h (CONST_OK_FOR_*): Add and correct comments.
- (CONSTANT_ADDRESS_P): Add comment.
- (EXTRA_CONSTRAINT): Define 'U'.
- * v850.md: Add comments on bit field instructions.
- (addsi3): Delete &r/r/r alternative. Add r/r/U alternative.
- (lshrsi3): Use N not J constraint.
-
- * v850.md (v850_tst1+1): New define_split for tst1 instruction.
-
- * v850.c (reg_or_0_operand): Call register_operand.
- (reg_or_int5_operand): Likewise.
- * v850.h (MASK_BIG_SWITCH, TARGET_BIG_SWITCH): New macros.
- (TARGET_SWITCHES): Add "big-switch".
- (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT, CASE_VECTOR_MODE,
- ASM_OUTPUT_BEFORE_BASE_LABEL): Add support for TARGET_BIG_SWITCH.
- (CASE_DROPS_THROUGH): Comment out.
- (CASE_VECTOR_PC_RELATIVE, JUMP_TABLES_IN_TEXT_SECTION): Define.
- * v850.md (cmpsi): Delete compare mode.
- (casesi): New pattern.
-
- * v850.h (CONST_OK_FOR_N): Delete redundant compare against zero.
- * v850.md (ashlsi3): Use SImode not QImode for shift count.
- (lshrsi3): Likewise.
-
- * v850.c (print_operand): Add 'c', 'C', and 'z' support. Delete
- unreachable switch statement after 'b' support. Remove "b" from
- strings for 'b' support.
- * v850.md (branch_normal, branch_invert): Change %b to b%b.
-
-Thu Oct 16 13:08:45 1997 Doug Evans <dje@cygnus.com>
-
- * configure.in (sparc-*-elf*): New target.
-
-Wed Oct 15 22:30:37 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * h8300.h (REG_CLASS_CONTENTS): AP is a general register.
- (REG_OK_FOR_BASE_P, ! REG_OK_STRICT case): Reject special registers.
-
-Wed Oct 15 22:00:57 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * sh.md (movhi+1): Add x/r alternative.
-
- * sh/elf.h (HANDLE_SYSV_PRAGMA): Undefine.
-
- * va-sh.h (va_arg): Fix big endian bugs for small integers.
-
-Wed Oct 15 21:34:45 1997 David Edelsohn <edelsohn@mhpcc.edu>
-
- * rs6000.md (udivsi3, divsi3): Split into MQ and non-MQ cases for
- PPC601.
- (umulsidi3,umulsi3_highpart): Likewise.
- (smulsi3_highpart_no_mq): Add !TARGET_POWER.
-
-Wed Oct 15 18:45:31 1997 Doug Evans <dje@cygnus.com>
-
- * sparc/t-sp64 (LIBGCC2_CFLAGS): Delete.
-
-Wed Oct 15 17:17:33 1997 Jeffrey A Law (law@cygnus.com)
-
- * pa.c (following_call): Fail if the CALL_INSN is an indirect call.
-
-Wed Oct 1 17:52:09 1997 Douglas Rupp <rupp@gnat.com>
-
- * vms.h (UNALIGNED_{SHORT,INT,DOUBLE_INT}_ASM_OP): Define.
-
-Wed Oct 1 16:09:42 1997 Benjamin Kosnik <bkoz@melange.gnu.ai.mit.edu>
-
- * fixincludes: Fix sys/param.h so that MAXINT will not be redefined
- on HPUX.
-
-Wed Oct 1 08:08:21 1997 Jeffrey A Law <law@chunks.cygnus.com>
-
- * cse.c (this_insn_cc0_mode): Initialize.
-
-Wed Oct 1 07:22:12 1997 Richard Henderson <rth@cygnus.com>
-
- * i386.h (RETURN_ADDR_RTX): Use FRAME arg, not ap.
-
-Tue Sep 30 19:19:58 1997 Jim Wilson <wilson@cygnus.com>
-
- * except.c (find_exception_handler_labels): Correct argument to free.
-
-Fri Sep 26 14:06:45 1997 Mike Stump <mrs@wrs.com>
-
- * c-decl.c (start_struct): Ensure that structs with forward
- declarations are in fact packed when -fpack-struct is given.
-
-Wed Sep 24 11:31:24 1997 Mike Stump <mrs@wrs.com>
-
- * stor-layout.c (layout_record): Ignore STRUCTURE_SIZE_BOUNDARY if
- packing structure. This allows a structure with only bytes to be
- aligned on a byte boundary and have no padding on a m68k.
-
-Tue Sep 30 11:00:00 1997 Brendan Kehoe <brendan@lisa.cygnus.com>
-
- * except.c (find_exception_handler_labels): Free LABELS when done.
-
-Tue Sep 30 10:47:33 1997 Paul Eggert <eggert@twinsun.com>
-
- * cexp.y, cppexp.c (HOST_BITS_PER_WIDE_INT):
- Define only if not already defined.
-
-Mon Sep 29 17:55:55 1997 Gavin Koch <gavin@cygnus.com>
-
- * c-decl.c (warn_implicit): Deleted.
- (warn_implicit_int, mesg_implicit_function_declaration}): New vars.
- (c_decode_option): For -Wimplicit, set both new variables.
- Add -Wimplicit-function-declarations, -Wimplicit-int,
- and -Werror-implicit-function-declaration.
- (implicitly_declare, grokdeclarator): Use new flags.
- * toplev.c (lang_options): Add new -W options.
-
-Mon Sep 29 17:55:15 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * c-common.c (check_format_info): Add check for scanf into
- constant object or via constant pointer type.
-
-Mon Sep 29 16:10:12 1997 Richard Henderson <rth@cygnus.com>
-
- * alpha.md (beq): For registers and ints 0-255, use cmpeq+bne.
- (bne): Likewise for cmpeq+beq.
-
-Mon Sep 29 15:58:22 1997 Doug Evans <dje@cygnus.com>
-
- * reload1.c (reload_cse_simplify_set): Fix return values.
-
-Mon Sep 29 08:21:35 1997 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
-
- * i386.c (notice_update_cc): Use reg_overlap_mentioned_p.
-
-Sun Sep 28 18:59:58 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * libgcc2.c (__throw): Fix thinko.
-
-Sun Sep 28 12:00:52 1997 Mark Mitchell <mmitchell@usa.net>
-
- * cplus-dem.c (demangle_template): Add new parameter. Handle new
- template-function mangling.
- (consume_count_with_underscores): New function.
- (demangle_signature): Handle new name-mangling scheme.
-
-Sun Sep 28 11:19:09 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * flow.c (print_rtl_with_bb): Reformat messages about BB boundaries.
-
- * calls.c: Include regs.h.
- * profile.c: Likewise.
- * Makefile.in (calls.o, profile.o): Depend on regs.h.
- * except.h (expand_builtin_dwarf_reg_size): Put in #ifdef TREE_CODE.
-
- * tree.h (get_file_function_name): Add decl.
- * dwarf2out.c (output_call_frame_info): Don't cast its result.
-
-Sun Sep 28 10:58:21 1997 Manfred Hollstein <manfred@s-direktnet.de>
-
- * Makefile.in (sub-makes): Pass value of LANGUAGES.
-
-Sun Sep 28 10:52:59 1997 Ian Dall <ian.dall@dsto.defence.gov.au>
-
- * regs.h (SMALL_REGISTER_CLASSES): Default to 0.
- * calls.c (prepare_call_address, expand_call):
- Remove #if test on SMALL_REGISTER_CLASSES.
- * combine.c (can_combine_p, combinable_i3pat, try_combine): Likewise.
- * cse.c (canon_hash): Likewise.
- * function.c (expand_function_start): Likewise.
- * jump.c (jump_optimize): Likewise.
- * local-alloc.c (optimize_reg_copy_1): Likewise.
- * loop.c (scan_loop, valid_initial_value_p): Likewise.
- * profile.c (output_arc_profiler): Likewise.
- * reload.c (push_secondary_reload, push_reload): Likewise.
- (combine_reloads): Likewise.
- * reload1.c (reload, scan_paradoxical_subregs): Likewise.
- (order_regs_for_reload, reload_as_needed): Likewise.
- (choose_reload_regs): Likewise.
- (merge_assigned_reloads): Declare unconditionally.
-
-Sat Sep 27 11:02:38 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * c-decl.c (init_decl_processing): Add __builtin_dwarf_reg_size.
- * tree.h (built_in_function): Likewise.
- * expr.c (expand_builtin): Likewise.
- * except.h: Likewise.
- * dwarf2out.c (expand_builtin_dwarf_reg_size): New fn.
- * libgcc2.c (copy_reg): New fn.
- (__throw): Use it.
-
-Fri Sep 26 09:00:13 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * frame.c (gansidecl.h): New include, for PROTO.
- * dwarf2out.c: Move inclusion of dwarf2.h down.
- (dwarf2out_cfi_label): Don't declare here.
- * dwarf2.h (dwarf2out_{do_frame,cfi_label,def_cfa}): New declarations.
- (dwarf2out_{window_save,args_size,reg_save,return_save}): Likewise.
- (dwarf2out_{return_reg,begin_prologue,end_epilogue}): Likewise.
- * m68k.c (dwarf2.h): Include.
- (output_function_prologue): Add dwarf2 support.
- * m68k.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_REGNUM): New macros.
- (INCOMING_FRAME_SP_OFFSET): Likewise.
-
- * integrate.c (copy_rtx_and_substitute, case ADDRESSOF): New case.
-
- * integrate.c (expand_inline_function): Make sure there is at
- least one insn that can be used as an insertion point.
-
-Fri Sep 26 08:54:59 1997 Paul Eggert <eggert@twinsun.com>
-
- * c-typeck.c (build_binary_op): Warn about comparing signed vs
- unsigned if -W is specified and -Wno-sign-compare is not.
- * c-decl.c (warn_sign_compare): Initialize to -1.
- (c_decode_option): -Wall no longer implies -Wsign-compare.
-
-Wed Sep 24 21:34:06 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * dwarf2out.c: s/flag_verbose_asm/flag_debug_asm/
-
-Wed Sep 24 19:17:08 1997 Doug Evans <dje@cygnus.com>
-
- * sparc.md (get_pc_via_call): Renamed from get_pc_sp32.
- (get_pc_via_rdpc): Renamed from get_pc_sp64.
- * sparc.c (finalize_pic): Update call to gen_get_pc_via_call.
-
-Wed Sep 24 18:38:22 1997 David S. Miller <davem@tanya.rutgers.edu>
-
- * sparc.h (ASM_CPU_SPEC): Pass -Av9a for v8plus, ultrasparc.
- (TARGET_OPTIONS): Add -malign-loops=, -malign-jumps=,
- and -malign-functions=.
- (sparc_align_{loops,jumps,funcs}_string): Declare.
- (sparc_align_{loops,jumps,funcs}): Declare.
- (DEFAULT_SPARC_ALIGN_FUNCS): New macro.
- (FUNCTION_BOUNDARY): Use sparc_align_funcs.
- (STACK_BIAS): Define.
- (SPARC_SIMM*_P): Cast to unsigned HOST_WIDE_INT, then perform test.
- (SPARC_SETHI_P): New macro.
- (CONST_OK_FOR_LETTER_P): Use it.
- (ASM_OUTPUT_ALIGN_CODE): Define.
- (ASM_OUTPUT_LOOP_ALIGN): Define.
- * sparc.c (sparc_align_{loops,jumps,funcs}_string): New globals.
- (sparc_align_{loops,jumps,funcs}): New globals.
- (sparc_override_options): Handle -malign-loops=, -malign-jumps=,
- -malign-functions=.
- (move_operand): Use SPARC_SETHI_P.
- (arith_double_operand): Cast to unsigned HOST_WIDE_INT, then test.
- (arith11_double_operand): Likewise.
- (arith10_double_operand): Likewise.
- (finalize_pic): Finish sparc64 support.
- (emit_move_sequence): Use SPARC_SETHI_P. Simplify low part of
- 64 bit constants if able.
- (output_fp_move_quad): Don't use fmovq unless TARGET_HARD_QUAD.
- (sparc_builtin_saveregs [sparc64]): Don't save fp regs if ! TARGET_FPU.
- * sparc.md: Use GEN_INT instead of gen_rtx.
- (get_pc_sp32): Use for sparc64 as well.
- (lo_sum_di_sp{32,64}): Fix handling on 64 bit hosts.
- (sethi_di_sp64_const): Likewise.
- (movtf_cc_sp64): Check TARGET_HARD_QUAD.
- (cmp_zero_extract_sp64): Use unsigned HOST_WIDE_INT in cast.
- (ashlsi3, ashldi3, ashrsi3, ashrdi3, lshrsi3, lshrdi3): Likewise.
-
-Wed Sep 24 08:25:28 1997 Alexandre Oliva <oliva@dcc.unicamp.br>
-
- * i386.md (allocate_stack): Fix typo in last change.
-
-Tue Sep 23 19:02:46 1997 Doug Evans <dje@cygnus.com>
-
- * sparc/linux-aout.h (COMMENT_BEGIN): Delete.
- * sparc/linux.h (COMMENT_BEGIN): Likewise.
- * sparc/linux64.h (COMMENT_BEGIN): Likewise.
-
-Tue Sep 23 14:48:18 1997 David S. Miller <davem@tanya.rutgers.edu>
-
- Add sparc64 linux support.
- * configure.in (sparc64-*-linux*): Recognize. Add sparc/xm-sparc.h
- to xm_file list on 32-bit sparc-linux.
- * sparc/xm-sp64.h: New file.
- * sparc/linux64.h: New file.
- * sparc/xm-linux.h: Include some standard headers if not inhibit_libc.
- Don't include xm-sparc.h.
- * config/xm-linux.h (HAVE_PUTENV, HAVE_ATEXIT): Define.
- * glimits.h (LONG_MAX): Handle sparc64.
-
-Tue Sep 23 08:32:51 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * final.c (final_end_function): Also do dwarf2 thing if
- DWARF2_DEBUGGING_INFO.
- (final_start_function): Likewise.
-
-Tue Sep 23 06:55:40 1997 David S. Miller <davem@tanya.rutgers.edu>
-
- * expmed.c (expand_divmod): If compute_mode is not same as mode,
- handle case where convert_modes causes op1 to no longer be CONST_INT.
-
-Tue Sep 23 00:58:48 1997 Jim Wilson <wilson@cygnus.com>
-
- * mips.c (save_restore_insns): Only set RTX_FRAME_RELATED_P if store_p.
-
-Mon Sep 22 18:26:25 1997 J. Kean Johnston <jkj@sco.com>
-
- * i386/sco5.h: Make ELF default file format and add -mcoff/-melf..
- (MULTILIB_DEFAULTS): Define.
- (ASM_SPEC, CPP_SPEC): Handle -mcoff.
- (STARTFILE_SPEC, ENDFILE_SPEC, LINK_SPEC): Likewise.
- (LIBGCC_SPEC): Likewise.
- (MASK_COFF, TARGET_COFF, TARGET_ELF): Define.
- (SUBTARGET_SWITCHES): Add -mcoff and -melf.
- * i386/t-sco5 (CRTSTUFF_T_CFLAGS): Add -fPIC.
- (CRTSTUFF_T_CFLAGS_S): Tweak for COFF.
- (EXTRA_PARTS, TAROUTOPTS): Delete.
- (libgcc1-elf, libgcc2-elf, libgcc-elf targets): Delete.
- (MULTILIB_OPTIONS): Define.
- (MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): Likewise.
- (MULTILIB_MATCHE, MULTILIB_EXTRA_OPTS): Likewise.
-
-Mon Sep 22 14:42:11 1997 Jeffrey A Law (law@cygnus.com)
-
- * reg-stack.c (find_blocks): Fix thinko in last change.
-
-Mon Sep 22 16:22:41 1997 David S. Miller <davem@tanya.rutgers.edu>
-
- * combine.c (try_combine): Use NULL_RTX, not 0, in gen_rtx calls.
- * cse.c (cse_main): Likewise.
- * emit-rtl.c (gen_label_rtx): Likewise.
- * expr.c (init_expr_once): Likewise.
- * sched.c (schedule_insns): Likewise.
- * varasm.c (immed_double_const): Likewise.
-
- * sparc.h (INCOMING_FRAME_SP_OFFSET): Define as SPARC_STACK_BIAS.
-
-Mon Sep 22 16:13:21 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
-
- * alpha/linux.h (HANDLE_SYSV_PRAGMA): Define.
-
-Mon Sep 22 16:02:01 1997 Benjamin Kosnik <bkoz@rhino.cygnus.com>
-
- * c-common.c (decl_attributes): Add support for TYPE_UNUSED on types.
- * c-decl.c (finish_decl): Set TREE_USED on decls if TREE_USED on type.
- * stmt.c (expand_end_bindings): Check DECL_NAME and DECL_ARTIFICIAL
- before unused variable warning.
-
-Mon Sep 22 14:04:18 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * rtlanal.c (computed_jump_p): Fix typo in last change.
-
- * clipper.md (movstrsi): Use change_address instead of making new MEM.
- * dsp16xx.md (movstrqi): Likewise.
- * i370.md (movstrsi): Likewise.
- * i860.md (movstrsi): Likewise.
- * pa.md (movstrsi): Likewise.
- * mips.md (movstrsi): Fix (unused) pattern in define_expand.
- * pdp11.md (movstrhi): Likewise.
-
- * alpha.md (allocate_stack): Use virtual_stack_dynamic for result.
- * i386.md (allocate_stack): Likewise.
- * rs6000.md (allocate_stack): Likewise.
-
- * alpha.h (FLOAT_STORE_FLAG_VALUE): Different for VAX and IEEE float.
-
- * function.c (assign_parms): Make max_parm_reg handling more
- precise and make it agree with size of parm_reg_stack_loc.
- * integrate.c (save_for_inline_{nocopy,copying}): Remove
- redundant assignment of max_parm_reg.
-
- * function.c (assign_parms): Properly set RTX_UNCHANGING_P for
- copy of parm.
-
- * integrate.c (copy_rtx_and_substitute, case SET): Handle
- a SET_DEST of the virtual fp or ap specially and undo
- the adjustment into the local area as well.
- (mark_stores): Don't wipe out map entries for virtual fp and ap.
-
- * alpha.h (FLOAT_STORE_FLAG_VALUE): Different for VAX and IEEE float.
-
- * emit-rtl.c (gen_lowpart): Handle ADDRESSOF.
-
-Mon Sep 22 13:35:56 1997 Doug Evans <dje@cygnus.com>
-
- * rtlanal.c (replace_regs): Fix up lossage in last patch.
-
-Sun Sep 21 19:28:48 1997 Jeffrey A Law (law@cygnus.com)
-
- * flow.c (jmp_uses_reg_or_mem): Deleted unused function.
- (find_basic_blocks): Use computed_jump_p to determine if a
- particular JUMP_INSN is a computed jump.
- * reg-stack.c (find_blocks): Use computed_jump_p to determine
- if a particular JUMP_INSN is a computed jump.
- * rtlanal.c (jmp_uses_reg_or_mem): New function.
- (computed_jump_p): Likewise.
- * rtl.h (computed_jump_p): Declare.
- * genattrtab.c (pc_rtx): Define and initialize.
-
- * cse.c (simplify_relational_operation): Set h0u just like h0s.
- Similarly for h1u and h1s.
-
-Sun Sep 21 14:13:31 1997 Doug Evans <dje@cygnus.com>
-
- * function.c (instantiate_virtual_regs): Fix thinko in last patch.
-
-Sun Sep 21 10:33:26 1997 Paul Eggert <eggert@twinsun.com>
-
- * cccp.c, cpplib.c (special_symbol): If STDC_0_IN_SYSTEM_HEADERS
- is defined, expand __STDC__ to 0 in system headers.
- * i386/sol2.h, rs6000/sol2.h, sparc/sol2.h:
- (STDC_0_IN_SYSTEM_HEADERS): New macro.
- (CPP_SPEC): Remove -D__STDC__=0; it's no longer needed.
-
- * fixinc.math (_MATH_H_WRAPPER): Define at the end of the
- wrapper, not the start, so that if #include_next gets another
- instance of the wrapper, this will follow the #include_next
- chain until we arrive at the real <math.h>.
-
- * fixproto (subdirs_made): New var, to keep track of which
- subdirectories we've made (in reverse order). At the end,
- attempt to rmdir them all, so that we don't create any empty
- directories.
-
-Sun Sep 21 10:02:07 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * pa.c (move_operand): Respect -mdisable-indexing.
- * pa.h (GO_IF_LEGITIMATE_ADDRESS): Likewise.
-
-Sun Sep 21 09:29:23 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * function.c (purge_addressof_1): Don't convert (MEM (ADDRESSOF (REG)))
- to (SUBREG (REG)) on big endian machines.
- Don't fall through to substitute the inner (REG) unchanged
- when the above conversion cannot be validated.
-
-Sat Sep 20 16:22:06 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * frame.c (__deregister_frame): Properly check for initialized object.
-
- * function.c (instantiate_virtual_regs): Instantiate
- parm_reg_stack_locs.
-
-Sat Sep 20 03:07:54 1997 Doug Evans <dje@cygnus.com>
-
- * sparc/sysv4.h (ASM_COMMENT_START): Delete.
- * sparc.h (ASM_COMMENT_START): Define.
- * sparc.c (output_function_prologue): Use it.
- (sparc_flat_output_function_{epi,pro}logue): Likewise.
-
-Fri Sep 19 19:43:09 1997 Jeffrey A Law (law@cygnus.com)
-
- * loop.c (strength_reduce): Fix typo.
-
- * m68k/xm-mot3300.h (alloca): Properly declare if __STDC__.
- * mips.h, xm-rs6000.h, rs6000/xm-sysv4.h: Likewise.
-
-Fri Sep 19 20:10:30 1997 Doug Evans <dje@cygnus.com>
-
- * rtl.h (find_use_as_address): Delete accidentally added decl.
-
-Fri Sep 19 08:36:16 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * jump.c (thread_jumps): Check can_reverse_comparison_p before
- threading a reversed-condition jump.
-
-Fri Sep 19 08:16:12 1997 Andrew M. Bishop <amb@gedanken.demon.co.uk>.
-
- * Add support for new -dI option for cxref,
- * cccp.c (dump_includes): New variable.
- (struct directive, directive_table): Remove members angle_brackets,
- traditional_comments, pass_thru; all code using struct directive
- now uses `type' member instead.
- (IS_INCLUDE_DIRECTIVE_TYPE): New macro.
- (main, handle_directive): Add support for new -dI option.
- (do_ident): Avoid unnecessary alloca.
- (do_pragma): Avoid unnecessary comparison to newline.
-
- * cpplib.h (struct cpp_options): New member dump_includes.
- * cpplib.c (struct directive, directive_table): Remove members
- traditional_comments, pass_thru; all code using struct directive
- now uses `type' member instead.
- (IS_INCLUDE_DIRECTIVE_TYPE): New macro.
- (handle_directive, cpp_handle_options): Add support for new -dI option.
-
-Fri Sep 19 07:57:19 1997 Pat Rankin <rankin@eql.caltech.edu>
-
- * vax/xm-vms.h (expand_builtin_{extract,set}_return_addr): New macros.
-
-Fri Sep 19 07:47:29 1997 Nick Burrett <n.a.burrett@btinternet.com>
-
- * cpplib.c (pcstring_used, pcfinclude): Delete unused declarations.
- (check_preconditions, print_containing_files, pipe_closed): Likewise.
- (dump_defn_1, dump_arg_n, make_undef): Likewise.
- (trigraph_pcp): Pre-process out decl.
- (quote_string): Cast CPP_PWRITTEN macro to char * for sprintf.
- (output_line_command): Likewise.
- (macro_expand): Likewise.
- (do_line): Cast atoi argument to char *.
- * genattrtab.c (simplify_by_alternatives): Pre-process out decl.
- * genpeep.c (gen_exp): Remove decl.
-
-Fri Sep 19 07:29:40 1997 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
-
- * enquire.c (basic): Elminate dangling else warning.
- * except.h (struct function, save_eh_status, restore_eh_status):
- Don't declare.
- * expr.c (clear_storage): Don't return without a value.
- * function.h ({save,restore}_machine_status): Add proper prototype.
- ({save,restore}_{tree,eh,stmt,expr,emit,storage}_status): Declare.
- * real.h (real_value_truncate): Add proper prototype.
- (target_isnan, target_isinf, target_negative, debug_real): Declare.
- (assemble_real): Likewise.
- * recog.c (strict_memory_address_p, memory_address_p): Don't declare.
- (find_single_use_1): Add prototype.
- * recog.h (init_recog, init_recog_no_volatile): Declare.
- (check_asm_operands, constrain_operands, memory_address_p): Likewise.
- (strict_memory_address_p, validate_replace_rtx): Likewise.
- (reg_fits_class_p, find_single_use, general_operand): Likewise.
- (address_operand, register_operand, scratch_operand): Likewise.
- (immediate_operand, const_int_operand, const_double_operand): Likewise.
- (nonimmediate_operand, nonmemory_operand, push_operand): Likewise.
- (memory_operand, indirect_operand, mode_independent_operand): Likewise.
- (comparison_operator, offsettable_{,nonstrict_}memref_p): Likewise.
- (offsettable_address_p, mode_dependent_address_p, recog): Likewise.
- (add_clobbers): Likewise.
- * reload.h (strict_memory_address_p): Don't declare here.
- * rtl.h (struct rtvec_def): Make num_elem an integer.
- (PUT_NUM_ELEM): Delete cast to unsigned.
- (rtx_unstable_p, rtx_varies_p, reg_mentioned_p): Declare.
- (reg_{referenced,used_between,referenced_between}_p: Likewise.
- ({reg_set,modified,no_labels}_between_p, modified_in_p): Likewise.
- (reg_set_p, refers_to_regno_p, reg_overlap_mentioned_p): Likewise.
- (note_stores, rtx_equal_p, dead_or_set{,_regno}_p): Likewise.
- (remove_note, side_effects_p, volatile_{refs,insn}_p): Likewise.
- (may_trap_p, inequality_comparison_p): Likewise.
- * rtlanal.c (note_stores, reg_set_p): Don't declare.
- (rtx_addr_can_trap_p): Add prototype, make static.
- (reg_set_p_1): Add declaration for parameter pat.
- * emit-rtl.c: Include recog.h.
- * integrate.c: Likewise.
- * jump.c: Likewise.
- * unroll.c: Likewise.
- * Makefile.in (emit-rtl.o, integrate.o, jump.o, unroll.o): Depend
- on recog.h.
-
-Fri Sep 19 06:52:22 1997 Paul Eggert <eggert@twinsun.com>
-
- * enquire.c (SYS_FLOAT_H_WRAP): New macro.
- Include "float.h" if SYS_FLOAT_H_WRAP is nonzero.
- (f_define): New argument `req'.
- (main): Output `#include_next <float.h>' if wrapping float.h.
- (i_define, f_define): Don't output anything if wrapping float.h
- and if the system defn is already correct. Put other value tests
- inside `#ifdef VERIFY'.
- (UNDEFINED): New macro.
- (I_MAX, I_MIN, U_MAX, F_RADIX, F_MANT_DIG, F_DIG, F_ROUNDS):
- Define even if VERIFY isn't defined, because SYS_FLOAT_H_WRAP may need
- these values. Give them the value UNDEFINED if not already defined.
- (F_EPSILON, F_MIN_EXP, F_MIN, F_MIN_10_EXP, F_MAX_EXP): Likewise.
- (F_MAX, F_MAX_10_EXP): Likewise.
- (FPROP): Prefer system float.h definition of F_ROUNDS.
- Pass system values to f_define.
- * Makefile.in (FLOAT_H_TEST): New var.
- (float.h-nat): Make it empty if we can use the system float.h without
- change.
- (enquire.o): Define SYS_FLOAT_H_WRAP=1 if we can build a wrapper
- around the system <float.h>. Remove include/float.h before compiling.
- (stmp-headers): Remove include/float.h if we would just be installing
- an empty file (which is a placeholder that stands for no file).
-
- * fix-header.c: Don't munge headers for POSIX and XOPEN,
- as this is too error-prone.
- (ADD_MISSING_POSIX, ADD_MISSING_XOPEN): New macros, normally undefed.
- (POSIX1_SYMBOL, POSIX2_SYMBOL): Now 0 unless ADD_MISSING_POSIX.
- (XOPEN_SYMBOL, XOPEN_EXTENDED_SYMBOL): Now 0 unless ADD_MISSING_XOPEN.
- (main): Ignore symbols whose flags are 0.
-
-Thu Sep 18 10:43:07 1997 Nick Clifton <nickc@cygnus.com>
-
- * v850.c (compute_register_save_size): Correct register number.
- * v850.md (save_interrupt, return_interrupt): Likewise.
- * v850/lib1funcs.asm (save_interrupt): Likewise.
- (return_interrupt): Use stack pointer, not element pointer.
-
-Thu Sep 18 14:22:22 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * final.c (final_scan_insn): Hand BARRIERs to dwarf2 code.
- * dwarf2out.c (dwarf2out_frame_debug): Pass the whole insn along.
- (dwarf2out_stack_adjust): A BARRIER resets the args space to 0.
-
- * except.c (end_eh_unwinder): Subtract 1 from return address.
- * libgcc2.c (__throw): Likewise.
- (find_exception_handler): Don't change PC here. Compare end with >.
-
-Thu Sep 18 14:01:20 1997 Brendan Kehoe <brendan@lisa.cygnus.com>
-
- * configure.in: Make sure to create the stage* and include
- symbolic links in each subdirectory.
-
-Thu Sep 18 13:20:37 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * sh/lib1funcs.asm (LOCAL): Define.
- (whole file): Use it.
-
-Thu Sep 18 09:52:24 1997 Benjamin Kosnik <bkoz@beauty.cygnus.com>
-
- * collect2.c (collect_execute): Specify name of new file when
- redirecting stdout/stderr.
-
-Thu Sep 18 01:47:06 1997 Jeffrey A Law (law@cygnus.com)
-
- * pa.md (reload_peepholes): Don't allow addresses with side
- effects for the memory operand.
-
-Wed Sep 17 18:19:53 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * libgcc2.c (find_exception_handler): Subtract one from our PC when
- looking for a handler, to avoid hitting the beginning of the next
- region.
-
- * except.c (expand_builtin_set_return_addr_reg): Use force_operand.
-
-Wed Sep 17 18:23:09 1997 Jeffrey A Law (law@cygnus.com)
-
- * mips/abi64.h (LONG_MAX_SPEC): Define.
- * mips.h (LONG_MAX_SPEC): Define.
- (CPP_SPEC): Include long_max_spec.
- (EXTRA_SPECS): Include long_max_spec.
-
-Wed Sep 17 14:17:26 1997 Paul Eggert <eggert@twinsun.com>
-
- * configure.in (AC_CHECK_HEADERS): Add inttypes.h, limits.h.
- ({sparc,i[3456]86,powerpcle}-*-solaris2*): Use fixinc.math.
-
- * fixinc.math (PWDCMD, ORIGDIR, LINKS): Remove.
- Remove duplicate test for missing $1.
- Don't cd to $INPUT.
- Build wrapper around system <math.h> instead of copying it;
- this is better if the system <math.h> is updated later by a software
- patch or upgrade.
-
- * cccp.c (HAVE_STDLIB_H, HAVE_UNISTD_H):
- Do not define any more; now autoconfed.
- <limits.h>: Include if HAVE_LIMITS_H.
- (HOST_BITS_PER_WIDE_INT): Remove.
- (HOST_WIDE_INT): Use intmax_t or long long if available.
- (pcfinclude): Use size_t, not HOST_WIDE_INT, for cast from pointer;
- this is less likely to annoy the compiler.
-
- * cexp.y (HAVE_STDLIB_H): Do not define any more; now autoconfed.
- <limits.h>: Include if HAVE_LIMITS_H.
- (HOST_WIDE_INT): Use intmax_t or long long if available.
- (unsigned_HOST_WIDE_INT, CHAR_BIT): New macros.
- (HOST_BITS_PER_WIDE_INT): Define in terms of CHAR_BIT and sizeof.
- (MAX_CHAR_TYPE_MASK, MAX_CHAR_TYPE_MASK): Rewrite so that we don't use
- HOST_BITS_PER_WIDE_INT in a preprocessor expression, since it now
- uses sizeof.
-
- * cppexp.c: <limits.h>: Include if HAVE_LIMITS_H.
- (HOST_WIDE_INT): Use intmax_t or long long if available.
- (CHAR_BIT): New macro.
- (HOST_BITS_PER_WIDE_INT): Define in terms of CHAR_BIT and sizeof.
- * cpplib.c: <limits.h>: Include if HAVE_LIMITS_H.
- (HOST_WIDE_INT): Use intmax_t or long long if available.
- (HOST_BITS_PER_WIDE_INT): Remove.
-
-Wed Sep 17 14:11:38 1997 Jeffrey A Law (law@cygnus.com)
-
- * v850.c (construct_save_jarl): Fix thinko in last change.
-
-Wed Sep 17 15:04:19 1997 Doug Evans <dje@cygnus.com>
-
- * sparc/sysv4.h (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Delete,
- use sparc.h's copies.
- * sparc.h (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Print ascii form
- as well.
-
-Wed Sep 17 14:08:20 1997 Nick Burrett <nick.burrett@btinternet.com>
-
- * explow.c (allocate_dynamic_stack_space): Make allocate_stack
- pass 'target' as an extra operand.
- * expr.c (expand_builtin_apply): Use allocate_dynamic_stack_space
- to push a block of memory onto the stack.
- * alpha.md (allocate_stack): Alter in accordance with new operand.
- * i386.md (allocate_stack): Likewise.
- * rs6000.md (allocate_stack): Likewise.
-
-Wed Sep 17 13:34:43 1997 Robert Lipe <robertl@dgii.com>
-
- * i386/xm-sco5.h (sys_siglist, SYS_SYGLIST_DECLARED): Define.
-
-Wed Sep 17 13:27:05 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * Makefile.in (native): Correct dependency to auto-config.h from
- config.h.
-
-Tue Sep 16 10:02:02 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * libgcc2.c (find_exception_handler): Not found is -1.
-
- * integrate.c (expand_inline_function): Move expand_start_bindings
- after expanding the arguments.
-
- * i386.c (ix86_prologue): Pass SYMBOL_REF to
- gen_prologue_{get_pc,set_got}.
- * i386.md (prologue_set_got, prologue_get_pc): Adjust.
-
-Tue Sep 16 07:33:15 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * fold-const.c (make_range): Correctly handle cases of converting
- from unsigned to signed type.
-
- * function.c (flush_addressof): New function.
-
- * combine.c (num_sign_bit_copies): If asking about wider mode,
- treat like paradoxical subreg.
-
-Tue Sep 16 00:26:52 1997 Jeffrey A Law (law@cygnus.com)
-
- * cse.c (simplify_relational_operation): If MODE specifies mode wider
- than HOST_WIDE_INT, high word of CONST_INT is derived from sign bit
- of low word.
-
-Tue Sep 16 00:13:20 1997 Nick Clifton <nickc@cygnus.com>
-
- * v850.c ({register,pattern}_is_ok_for_epilogue): New functions.
- (construct_{save,restore}_jr, pattern_is_ok_for_prologue): Likewise.
- * v850.h (pattern_is_ok_for_{pro,epi}logue): New predicates.
- (register_is_ok_for_epilogue): Likewise.
- * v850.md: Replace prologue and epilogue patterns with a
- match_parallel pattern.
- * v850.c (output_move_single_unsigned): Cope with zero
- extending and moving between registers at the same time.
-
-Mon Sep 15 22:02:46 1997 Jeffrey A Law (law@cygnus.com)
-
- * fixinc.math: New file to fix math.h on some systems.
- * configure.in (*-*-freebsd*, *-*-netbsd*): Use fixinc.math on these
- systems.
-
-Mon Sep 15 18:58:36 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * sched.c (update_flow_info) When looking if to set found_split_dest
- or found_orig_dest, look at all parts of a PARALLEL.
-
- * sh.md (casesi_0): Reduce functionality, exclude insns from
- mova onwards. Changed expander caller.
- (casesi_worker_0): New insn.
- (casesi_worker_0+[12]): New define_splits.
- (casesi_worker): Need no gen_* function.
- (casesi): Use casesi_worker_0 instead of casesi_worker.
- * sched.c (update_flow_info): Don't pass SCRATCH to dead_or_set_p.
-
-Mon Sep 15 11:43:38 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- Support dwarf2 unwinding on PUSH_ROUNDING targets like the x86.
- * dwarf2.h: Add DW_CFA_GNU_args_size.
- * frame.c (execute_cfa_insn): Likewise.
- * dwarf2out.c (dwarf_cfi_name, output_cfi): Likewise.
- (dwarf2out_args_size, dwarf2out_stack_adjust): New fns.
- (dwarf2out_frame_debug): If this isn't a prologue or epilogue
- insn, hand it off to dwarf2out_stack_adjust.
- (dwarf2out_begin_prologue): Initialize args_size.
- * frame.h (struct frame_state): Add args_size.
- * libgcc2.c (__throw): Use args_size.
- * final.c (final_scan_insn): If we push args, hand off all insns
- to dwarf2out_frame_debug.
- * defaults.h (DWARF2_UNWIND_INFO): OK for !ACCUMULATE_OUTGOING_ARGS.
-
- * dwarf2out.c (dwarf2out_frame_debug): Fix typo.
- Handle epilogue restore of SP from FP.
- * emit-rtl.c (gen_sequence): Still generate a sequence if the
- lone insn has RTX_FRAME_RELATED_P set.
-
- * frame.c (extract_cie_info): Handle "e" augmentation.
- * dwarf2out.c (ASM_OUTPUT_DWARF_*): Provide definitions in the
- absence of UNALIGNED_*_ASM_OP.
- (UNALIGNED_*_ASM_OP): Only provide defaults if OBJECT_FORMAT_ELF.
- (output_call_frame_info): Use "e" instead of "z" for augmentation.
- Don't emit augmentation fields length.
- (dwarf2out_do_frame): Move outside of #ifdefs.
- * defaults.h (DWARF2_UNWIND_INFO): Don't require unaligned data
- opcodes.
-
- * sparc.h (UNALIGNED_INT_ASM_OP et al): Don't define here after all.
- * sparc/sysv4.h (UNALIGNED_INT_ASM_OP): Define here.
- * sparc/sunos4.h (DWARF2_UNWIND_INFO): Define to 0.
- * sparc/sun4gas.h: New file.
- * configure.in: Use sun4gas.h if SunOS 4 --with-gnu-as.
-
- * collect2.c (write_c_file_stat, write_c_file_glob): Declare
- __register_frame_table and __deregister_frame.
-
-Mon Sep 15 19:04:34 1997 Brendan Kehoe <brendan@cygnus.com>
-
- * except.c (find_exception_handler_labels): Use xmalloc instead of
- alloca, since MAX_LABELNO - MIN_LABELNO can be more than 1 million
- in some cases.
-
-Sat Sep 13 23:13:51 1997 Paul Eggert <eggert@twinsun.com>
-
- * cpplib.h (PARAMS): Fix misspelling of __STDC__.
- (cpp_get_token): Arg is cpp_reader *, not struct parse_marker *.
-
- * cpplib.c (cpp_fatal, cpp_file_line_for_message): New decls.
- (ppp_hash_cleanup, cpp_message, cpp_print_containing_files): Likewise.
- (copy_rest_of_line): Fix typo that prevented recognition of
- C++ style comments.
- (output_line_command, special_symbol): Use %ld for long, not %d.
-
- * cppexp.c (xrealloc): Declare first arg as void *, not char *.
- (cpp_lex): Cast 2nd arg of cpp_parse_escape from const char ** to
- char **.
-
-Fri Sep 12 16:54:04 1997 Doug Evans <dje@cygnus.com>
-
- * bitmap.h (bitmap_print): Don't use STDIO_PROTO.
-
-Fri Sep 12 13:49:58 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * except.h: Prototype dwarf2 hooks.
- * expr.c: Adjust.
-
-Thu Sep 11 18:36:51 1997 Jim Wilson <wilson@cygnus.com>
-
- * local-alloc.c (contains_replace_regs): New function.
- (update_equiv_regs): When adding a REG_EQUIV note for a set of a MEM,
- verify that there is no existing REG_EQUIV note, and add a call to
- contains_place_regs.
-
- * m68k.h (MACHINE_STATE_{SAVE,RESTORE}): Add __HPUX_ASM__ versions.
-
-Wed Sep 10 21:49:38 1997 Michael Meissner <meissner@cygnus.com>
-
- * toplev.c (rest_of_compilation): For passes starting with
- flow_analysis, use print_rtl_with_bb instead of print_rtl.
- * print-rtl.c (print_rtl_single): Print a single rtl value to a
- file.
- * flow.c (print_rtl_with_bb): Print which insns start and end
- basic blocks. For the start of a basic block, also print the live
- information.
- * bitmap.h (EXECUTE_IF_AND_IN_BITMAP): New macro, to iterate over
- two bitmaps ANDed together.
- (bitmap_print): Declare.
- * bitmap.c (function_obstack): Don't declare any more.
- (bitmap_obstack): Obstack for allocating links from.
- (bitmap_obstack_init): New static to say whether to initialize
- bitmap_obstack.
- (bitmap_element_allocate): Use bitmap_obstack to allocate from.
- (bitmap_release_memory): Free all memory allocated from
- bitmap_obstack.
- (toplevel): Conditionally include stdlib.h.
- (free): Provide a declaration if NEED_DECLARATION_FREE.
-
- * basic-block.h (EXECUTE_IF_AND_IN_REG_SET): New macro, invoke
- EXECUTE_IF_AND_IN_BITMAP.
-
-Wed Sep 10 17:53:33 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * sh.c (addr_diff_vec_adjust): Properly propagate considered
- address changes through alignments.
-
-Wed Sep 10 13:10:52 1997 Per Bothner <bothner@cygnus.com>
-
- * stor-layout.c (layout_type): Simplify special BOOLEAN_TYPE handling.
-
-Wed Sep 10 12:59:57 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * expr.c (expand_builtin): Only support __builtin_dwarf_fp_regnum()
- if DWARF2_UNWIND_INFO.
-
-Wed Sep 10 15:43:10 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * cplus-dem.c (demangle_fund_type): Change "complex" to "__complex".
-
-Wed Sep 10 11:13:53 1997 Paul Eggert <eggert@twinsun.com>
-
- Handle `extern int errno;' correctly when fixing <errno.h>.
- * fix-header.c (recognized_extern): Use name_length when comparing.
- * scan-decls.c (scan_decls): Don't ignore the first CPP_NAME in a
- declaration, so that we see the `extern' in `extern int errno;'.
-
-Wed Sep 10 11:49:20 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- Add support for exception handling using DWARF 2 frame unwind info.
- * libgcc2.c (get_reg, put_reg, get_return_addr, put_return_addr,
- next_stack_level, in_reg_window): Helper fns.
- (__throw): Implement for DWARF2_UNWIND_INFO.
-
- * expr.c (expand_builtin): Handle builtins used by __throw.
- * tree.h (enum built_in_function): Add builtins used by __throw.
- * c-decl.c (init_decl_processing): Declare builtins used by __throw.
- * dwarf2out.c (expand_builtin_dwarf_fp_regnum): Used by __throw.
- * except.c (expand_builtin_unwind_init): Hook for dwarf2 __throw.
- (expand_builtin_extract_return_addr): Likewise.
- (expand_builtin_frob_return_addr): Likewise.
- (expand_builtin_set_return_addr_reg): Likewise.
- (expand_builtin_eh_stub): Likewise.
- (expand_builtin_set_eh_regs): Likewise.
- (eh_regs): Choose two call-clobbered registers for passing back values.
-
- * frame.c, frame.h: New files for parsing dwarf 2 frame info.
- * Makefile.in (LIB2ADD): New variable. Add $(srcdir)/frame.c.
- (libgcc2.a): Use it instead of $(LIB2FUNCS_EXTRA) $(LANG_LIB2FUNCS)
- (stmp-multilib): Likewise.
- ($(T)crtbegin.o, $(T)crtend.o): Add -fno-exceptions.
-
- * except.c: #include "defaults.h".
- (exceptions_via_longjmp): Default depends on DWARF2_UNWIND_INFO.
- (emit_throw): Don't defeat assemble_external if DWARF2_UNWIND_INFO.
- (register_exception_table_p): New fn.
- (start_eh_unwinder): Don't do anything if DWARF2_UNWIND_INFO.
- (end_eh_unwinder): Likewise.
-
- * crtstuff.c: Wrap .eh_frame section, use EH_FRAME_SECTION_ASM_OP,
- call __register_frame and __deregister_frame as needed.
- * varasm.c (eh_frame_section): New fn if EH_FRAME_SECTION_ASM_OP.
- * dwarf2out.c (EH_FRAME_SECTION): Now a function-like macro. Check
- EH_FRAME_SECTION_ASM_OP.
- * sparc/sysv4.h (EH_FRAME_SECTION_ASM_OP): Define.
- * mips/iris6.h: (EH_FRAME_SECTION_ASM_OP): Define.
- (LINK_SPEC): Add __EH_FRAME_BEGIN__ to hidden symbols.
-
- * dwarf2out.c (output_call_frame_info): If no support for
- EXCEPTION_SECTION, mark the start of the frame info with a
- collectable tag.
- * collect2.c (frame_tables): New list.
- (is_ctor_dtor): Recognise frame entries.
- (scan_prog_file): Likewise.
- (main): Pass -fno-exceptions to sub-compile. Also do collection
- if there are any frame entries.
- (write_c_file_stat): Call __register_frame_table and
- __deregister_frame as needed.
- (write_c_file_glob): Likewise.
-
- * defaults.h (DWARF2_UNWIND_INFO): Default to 1 if supported.
- Also require unaligned reloc support.
- * sparc.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
- UNALIGNED_DOUBLE_INT_ASM_OP): Define here.
- * sparc/sysv4.h: Not here.
-
- * toplev.c (compile_file): Call dwarf2out_frame_{init,finish}.
- * dwarf2out.c (dwarf2out_init): Don't call dwarf2out_frame_init.
- (dwarf2out_finish): Don't call dwarf2out_frame_finish.
-
- * libgcc2.c (L_eh): Reorganize, moving code shared by different
- EH implementations to the top.
- (find_exception_handler): Split out. Start from 0. Compare against
- end with >=.
- (__find_first_exception_table_match): Use it.
- * except.c (output_exception_table): Don't do anything if there's
- no table. Don't output a first entry of zeroes.
- (eh_outer_context): Adjust properly.
- (add_eh_table_entry): Use xrealloc.
- * toplev.c (compile_file): Just call output_exception_table.
-
-Wed Sep 10 11:49:20 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * varasm.c (save_varasm_status): Take the target function context.
- * function.c (push_function_context_to): Pass it in.
-
- * rtl.def (ADDRESSOF): Add new field for original regno.
- * function.c (put_reg_into_stack and callers): Add original_regno
- argument.
- (gen_mem_addressof): Remember the original regno.
- * rtl.def (INLINE_HEADER): Add new field for parm_reg_stack_loc.
- * rtl.h (PARMREG_STACK_LOC): New macro.
- (ADDRESSOF_REGNO): New macro.
- * emit-rtl.c (gen_inline_header_rtx): Add parm_reg_stack_loc.
- * function.c (max_parm_reg, parm_reg_stack_loc): No longer static.
- (assign_parms): Allocate parm_reg_stack_loc on saveable obstack.
- * integrate.c (output_inline_function): Set max_parm_reg and
- parm_reg_stack_loc from inline header.
- (initialize_for_inline): Pass in parm_reg_stack_loc.
-
-Wed Sep 10 11:30:36 1997 Stan Cox <coxs@dg-rtp.dg.com>
-
- * i386.c (override_options): Don't set TARGET_SCHEDULE_PROLOGUE
- (ix86_expand_prologue, ix86_expand_epilogue): Emit rtl by default.
-
-Wed Sep 10 11:30:36 1997 Jason Merrill <jason@cygnus.com>
-
- * i386.c (ix86_prologue): Add dwarf2 support for !do_rtl case.
-
-Wed Sep 10 08:48:44 1997 Jeffrey A Law (law@cygnus.com)
-
- * xm-m88k.h (USG): Only define if it hasn't already been defined.
-
- * i386.h (CPP_CPU_DEFAULT): Avoid using #elif.
-
- * expr.c (do_jump_by_parts_equality_rtx): Don't clobber the
- source operand when performing an IOR of the parts.
-
- * expr.c (emit_block_move): Always return a value.
-
- * expr.c (clear_storage): Use CONST0_RTX instead of const0_rtx.
- when clearing non-BLKmode data.
-
- * final.c (shorten_branches): Remove last change for ADDR_VEC
- alignment computation. During first pass, assume worst
- possible alignment for ADDR_VEC and ADDR_VEC_DIFF insns.
-
-Wed Sep 10 09:33:19 1997 Kamil Iskra <iskra@student.uci.agh.edu.pl>
-
- * explow.c (emit_stack_save, emit_stack_restore): Correctly
- handle HAVE_{save,restore}_stack_* evaluating to 0.
-
-Wed Sep 10 09:27:45 1997 Weiwen Liu <liu@hepvms.physics.yale.edu>
-
- * Makefile.in (sdbout.o): Add dependency on insn-config.h.
-
-Wed Sep 10 09:24:56 1997 Nick Burrett <n.a.burrett@btinternet.com>
-
- * sched.c (birthing_insn_p): Rename prototype decl from birthing_insn.
- * final.c (leaf_renumber_regs, alter_cond): Declare prototype only
- if LEAF_REGISTERS is defined.
- * reload1.c (merge_assigned_reloads): Declare prototype only if
- SMALL_REGISTER_CLASSES is defined.
- * loop.c (replace_call_address): Pre-process out prototype decl.
- * real.c (dectoe, etodec, todec): Declare proto if DEC is defined
- (ibmtoe, etoibm, toibm): Declare proto if IBM is defined
-
-Wed Sep 10 09:13:51 1997 Manfred Hollstein <manfred@s-direktnet.de>
-
- * configure.in (out_file): Emit definition to config.status.
-
-Wed Sep 10 08:37:56 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * final.c (shorten_branches): Fix alignment calculation.
- Don't count the lengths of deleted instructions.
-
-Wed Sep 10 08:34:11 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-
- * cpplib.c (cpp_start_read): Make known_suffixes static.
-
-Wed Sep 10 08:27:05 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * m68k.c (print_operand_address) [MOTOROLA]: When compiling
- with -fpic (not -fPIC) force the GOT offset to 16 bits.
-
-Wed Sep 10 08:22:51 1997 Christian Iseli <chris@lslsun.epfl.ch>
-
- * expr.c (convert_move): Add missing use of trunctqtf2.
-
-Wed Sep 10 08:17:10 1997 Torbjorn Granlund <tege@pdc.kth..se>
-
- * except.c (eh_outer_context): Do masking using expand_and.
-
-Wed Sep 10 07:52:21 1997 Joel Sherrill <joel@OARcorp.com>
-
- * pa/rtems.h (subtarget_switches): Removed -mrtems subtarget_switch.
- * configure.in (sh*-*-rtems*): New target.
- * sh.h (TARGET_SWITCHES: Call SUBTARGET_SWITCHES.
- (SUBTARGET_SWITCHES): Provide default definition.
-
-Wed Sep 10 06:33:47 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * i386/mingw32.h ({LIB,LINK}_SPEC): Check for -mwindows, not -windows.
-
- * alpha/vms.h (ASM_OUTPUT_SECTION): Clear NAME if overlaid.
-
- * c-parse.in (unary_expr): Test DECL_C_BIT_FIELD, not DECL_BIT_FIELD.
- * c-typeck.c (default_conversion): Likewise.
-
- * tree.c (contains_placeholder_p, substitute_in_expr):
- Handle placeholders inside args of CALL_EXPR (and hence in TREE_LIST).
-
- * expr.c (expand_expr, case PLACEHOLDER_EXPR): Check all
- expressions in placeholder_list.
-
-Tue Sep 9 18:10:30 1997 Doug Evans <dje@cygnus.com>
-
- Add port done awhile ago for the ARC cpu.
- * arc.h, arc.c, arc.md, t-arc, xm-arc.h: New files.
- * arc/initfini.c, arc/lib1funcs.asm: New files.
- * ginclude/va-arc.h: New file.
- * ginclude/stdarg.h: Include va-arc.h ifdef __arc__.
- * ginclude/varargs.h: Likewise.
- * Makefile.in (USER_H): Add va-arc.h.
- * configure.in (arc-*-elf*): Recognize.
- * longlong.h: Add ARC support.
-
-Tue Sep 9 01:30:37 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * mips.h (DWARF_FRAME_REGNUM): Use the same numbering regardless of
- write_symbols.
-
-Mon Sep 8 15:15:11 1997 Nick Clifton <nickc@cygnus.com>
-
- * v850.h (ASM_SPEC): Pass on target processor.
- (CPP_PREDEFINES): Only define if not already specified.
- (TARGET_VERSION): Only define if not already specified.
- (MASK_CPU, MASK_V850, MASK_DEFAULT): Bits to specify target
- processor.
- (EXTRA_SWITCHES): Extra entries in the switches array.
- (TARGET_DEFAULT): Set default target processor.
-
-Tue Sep 9 09:50:02 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * configure.in (alpha*-*-*): Support pca56 and ev6.
-
- * varasm.c (named_section): Set in section after writing directive.
- * dwarf2out.c (output_call_frame_info): Call named_section.
-
-Mon Sep 8 16:32:43 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * mips.c (function_prologue): Set up the CFA when ABI_32.
-
- * sparc.c (save_regs): Check dwarf2out_do_frame instead of DWARF2_DEBUG
- for dwarf2 unwind info.
- (output_function_prologue, sparc_flat_output_function_prologue): Same.
-
- * final.c (final_end_function): Check dwarf2out_do_frame instead
- of DWARF2_DEBUG for dwarf2 unwind info.
- (final_scan_insn): Likewise.
- (final_start_function): Likewise. Initialize dwarf2 frame debug here.
- (final): Not here.
-
- * expr.c (expand_builtin_return_addr): Only SETUP_FRAME_ADDRESSES if
- count > 0.
-
- * varasm.c (exception_section): Check EXCEPTION_SECTION first.
-
-Mon Sep 8 14:58:07 1997 Jim Wilson <wilson@cygnus.com>
-
- * toplev.c (main): Change #elif to #else/#ifdef
-
- * i386/t-sol2 (TARGET_LIBGCC2_CFLAGS): Define to -fPIC.
-
-Mon Sep 8 08:45:19 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * alpha.h (processor_type): Add EV6.
- ({TARGET,MASK}_BWX): Renamed from _BYTE_OPS.
- ({TARGET,MASK}_{CIX,MAX}): New macros.
- (MASK_CPU_EV5): Change bit number.
- (MASK_CPU_EV6, {TARGET,MASK}_SUPPORT_ARCH): New macros.
- (TARGET_OPTIONS): Rename "byte" to "bwx" and add "cix" and "max".
- (MINIMUM_ATOMIC_ALIGNMENT): Rename TARGET_BYTE_OPS to TARGET_BWX.
- (SECONDARY_{INPUT,OUTPUT}_RELOAD_CLASS, ASM_FILE_START): Likewise.
- (SECONDARY_MEMORY_NEEDED): Not needed if CIX.
- (ASM_FILE_START): Only write if TARGET_SUPPORT_ARCH.
- Add "pca56" and "ev6".
- * alpha.c (input_operand): Rename TARGET_BYTE_OPS to TARGET_BWX.
- (override_options): Likewise; also add new CPU types and subset flags.
- * alpha.md: Rename TARGET_BYTE_OPS to TARGET_BWX.
- (cpu attr): Add "ev6".
- (ev5 function units): Use for ev6 as well, for now.
- (ffsdi2): New define_expand and define_insn, for TARGET_CIX.
- (sqrt[sd]f2): New patterns, for TARGET_CIX.
- (s{min,max}[qh]i3): New patterns, for TARGET_MAX.
- (movsi): Use ldf/lsf when appropriate, instead of lds/sts.
- (mov[sd]i): Add use of ftio/itof for TARGET_CIX.
- * configure.in (alpha*-dec-osf*): Set MASK_SUPPORT_ARCH for >= 4.0B.
- Rename MASK_BYTE_OPS to MASK_BWX.
-
- * i386/mingw32.h (STANDARD_INCLUDE_DIR): New macros.
- (STARTFILE_SPEC, PATH_SEPARATOR): Likewise.
-
- * configure.in (AC_PROG_LN_S): Remove; unneeded.
- (*cygwin32*, *mingw32*): Default prefix to /usr.
- (symbolic_link): Set to "cp -p" if no "ln -s"; add AC_SUBST.
- (configure.lang call): Change remaining use of config.h to auto-conf.h.
-
- * Makefile.in (LN): Add new symbol.
- (FLAGS_TO_PASS): Pass it down.
- (stage[1-4]-start): Use $(LN), not "ln -s".
-
- * mips.h (flag_omit_frame_pointer, frame_pointer_needed, optimize):
- Remove declarations: no longer needed.
- * pyr.md: Remove unneeded declarations of `optimize'.
- * h8300.md: Likewise.
- * sparc.c (dwarf2out_cfi_label): Add declaration.
- (save_regs, output_function_prologue): Remove cast for it.
- (sparc_flat_{save_restore,output_function_prologue): Likewise.
- ({save,restore}_regs): No longer inline.
-
-Mon Sep 8 03:08:35 1997 Jim Wilson <wilson@cygnus.com>
-
- * i960.h (LINK_SPEC): Handle -mjX and -mrp switches.
-
- * mips.md (nonlocal_goto_receiver): Define.
-
- * unroll.c (calculate_giv_inc): Handle increment with code PLUS.
-
- * alpha.h (PREFERRED_RELOAD_CLASS): Return NO_REGS if NO_REGS
- is passed in.
- * emit-rtl.c (gen_lowpart_common): Add code to convert CONST_INT to
- SFmode for 64 bit hosts.
-
- * profile.c (output_arc_profiler): Verify next_insert_after is an
- INSN before and after skipping a stack pop. Check next_insert_after
- for non NULL before deferencing it.
- (output_func_start_profiler): Set DECL_EXTERNAL to zero.
-
- * va-mips.h: Add _VA_MIPS_H_ENUM ifdef/define/endif.
-
- * m68k.md (iorsi_zexthi_ashl16): Disable.
-
- * varasm.c (mark_constants): Don't look inside CONST_DOUBLEs.
-
-Sun Sep 7 18:30:46 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * dwarf2out.c (dwarf2out_frame_debug): Assume that in a PARALLEL
- prologue insn, only the first elt is significant.
- (output_call_frame_info): For exception handling, always use 4-byte
- fields as specified by the dwarf2 spec.
- Don't skip trivial FDEs.
-
-Sun Sep 7 03:35:28 1997 Paul Eggert <eggert@twinsun.com>
-
- * fix-header.c (std_include_table): Remove bogus entry for popen
- under stdio.h with ANSI_SYMBOL. popen is a POSIX2_SYMBOL.
-
-Fri Sep 5 17:19:58 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * sh.md (movsf_ie+1): Typo fix.
-
-Fri Sep 5 10:08:44 1997 Jeffrey A Law (law@cygnus.com)
-
- * v850: New directory for v850 port.
- * v850/lib1funcs.asm: New file.
- * t-v850, v850.c, v850.h, v850.md, xm-v850.h: New files.
- * ginclude/va-v850.h: New file.
- * varargs.h, stdarg.h: Include va-mn10200.h.
- * configure.in (mn10200-*-*): New target.
- * Makefile.in (USER_H): Add va-mn10200.h.
-
- * xm-svr4.h (SYS_SIGLIST_DECLARED): Define.
- * mips/xm-news.h (SYS_SIGLIST_DECLARED): Define.
- * mips/xm-sysv4.h (SYS_SIGLIST_DECLARED): Define.
-
-Fri Sep 5 03:50:15 1997 David Edelsohn <edelsohn@mhpcc.edu>
-
- * rs6000.md (fma patterns): Extend previous -mno-fused-madd
- patch to DFmode patterns inadvertently omitted.
-
-Thu Sep 4 20:06:02 1997 Christian Kuehnke <Christian.Kuehnke@arbi.Informatik.Uni-Oldenburg.DE>
-
- * sparc.md: Add ultrasparc scheduling support.
- * sparc.h (RTX_COSTS): For MULT give v9 a cost of 25 insns.
-
-Wed Sep 3 20:56:24 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * sh.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Define.
-
-Wed Sep 3 20:52:07 1997 Joel Sherrill <joel@OARcorp.com>
-
- * sh/rtems.h: New file.
-
-Wed Sep 3 17:30:36 1997 Stan Cox <coxs@dg-rtp.dg.com>
-
- * reg-stack.c (subst_stack_regs): Pop the stack register for a
- computed goto which sets the same stack register.
-
-Wed Sep 3 17:30:36 1997 Jim Wilson <wilson@cygnus.com>
-
- * i386.c (ix86_expand_epilogue): Emit blockage instruction when pic.
-
-Wed Sep 3 11:25:19 1997 Jeffrey A Law (law@cygnus.com)
-
- * pa.md (reload peepholes): Fix typo in last change.
-
-Wed Sep 3 03:02:02 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * sh.md (movsi_ie): Move t/r alternative after r/r alternative.
-
-Tue Sep 2 18:41:55 1997 Jeffrey A Law (law@cygnus.com)
-
- * cccp.c (sys_errlist): Remove special 4.4bsd declaration.
- * collect2.c (sys_errlist): Likewise.
- * cpplib.c (sys_errlist): Likewise.
- * gcc.c (sys_errlist): Likewise.
- * protoize.c (sys_errlist): Likewise.
- * configure.in: Check for strerror.
- * xm-freebsd.h (HAVE_STRERROR): Remove definition.
- * xm-gnu.h (HAVE_STRERROR): Likewise.
- * xm-linux.h (HAVE_STRERROR): Likewise.
- * xm-netbsd.h (HAVE_STRERROR): Likewise.
- * alpha/xm-linux.h (HAVE_STRERROR): Likewise.
- * i386/xm-bsd386.h (HAVE_STRERROR): Likewise.
- * i386/xm-cygwin32.h (HAVE_STRERROR): Likewise.
- * i386/xm-dos.h (HAVE_STRERROR): Likewise.
- * i386/xm-mingw32.h (HAVE_STRERROR): Likewise.
- * pa/xm-pa.h (HAVE_STRERROR): Likewise.
- * pa/xm-papro.h (HAVE_STRERROR): Likewise.
- * rs6000/xm-cygwin32.h (HAVE_STRERROR): Likewise.
- * rs6000/xm-sysv4.h (HAVE_STRERROR): Likewise.
-
- * collect2.c (SYS_SIGLIST_DECLARED): Renamed from
- DONT_DECLARE_SYS_SIGLIST.
- * mips-tfile.c (SYS_SIGLIST_DECLARED): Likewise.
- * xm-linux.h (DONT_DECLARE_SYS_SIGLIST): Delete definition.
- * xm-freebsd.h (DONT_DECLARE_SYS_SIGLIST): Likewise.
- * alpha/xm-linux.h (DONT_DECLARE_SYS_SIGLIST): Delete definition.
- * i386/xm-bsd386.h (DONT_DECLARE_SYS_SIGLIST): Likewise.
- * i386/xm-sysv4.h (DONT_DECLARE_SYS_SIGLIST): Likewise.
- * mips/xm-sysv4.h (DONT_DECLARE_SYS_SIGLIST): Likewise.
- * rs6000/xm-sysv4.h (DONT_DECLARE_SYS_SIGLIST): Likewise.
- * sparc/xm-sol2.h (DONT_DECLARE_SYS_SIGLIST): Likewise.
- * configure.in: Check for sys_siglist declaration.
-
- * Makefile.in (libgcc2.a): Add missing "else true" clause.
- (stage{1,2,3,4}-start): Likewise.
-
- * mn10200.h (INITIALIZE_TRAMPOLINE): PC relative instructions
- are relative to the next instruction, not the current instruction.
-
-Tue Sep 2 14:15:32 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * toplev.c (xrealloc): Handle null ptr.
-
-Tue Sep 2 13:42:38 1997 Paul N. Hilfinger <hilfingr@CS.Berkeley.EDU>
-
- * fixincludes: Permits spaces between # and define. Discard C++
- comments in sys/pci.h on HP/UX 10.20.
-
-Tue Sep 2 09:28:31 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * rs6000.h (ROUND_TYPE_ALIGN): Don't blow up if no fields in record.
-
-Tue Sep 2 00:19:01 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * expr.c (expand_expr, case COND_EXPR): It's OK to merge two
- SAVE_EXPRs.
-
-Mon Sep 1 23:36:45 1997 Jeffrey A Law (law@cygnus.com)
-
- * pa.c (restore_unscaled_index_insn_codes): New function.
- (record_unscaled_index_insn_codes): Likewise.
- (output_function_prologue): Call restore_unscaled_index_insn_codes.
- (output_function_epilogue): Free memory for unscaled_index_insn_codes.
- (pa_reorg): Call record_unscaled_index_insn_codes.
-
-Mon Sep 1 14:46:09 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * sh.md (casesi_jump_1, casesi_jump2): Generate expanders.
- (casesi_jump): Delete.
- (casesi) Use gen_casesi_jump_1 and gen_casesi_jump2 instead of
- gen_casesi_jump.
-
-Mon Sep 1 14:36:36 1997 Paul Eggert <eggert@twinsun.com>
-
- * sparc/sol2.h (CPP_SPEC): Add -D__STDC__=0 unless -ansi
- or -traditional, for compatibility with Sun's practice.
- * i386/sol2.h (CPP_SPEC), rs6000/sol2.h (CPP_SPEC): Likewise.
- * configure.in ({sparc,i[3456]86,powerpcle}-*-solaris2*):
- Set fixincludes=Makefile.in.
-
-Mon Sep 1 14:08:23 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * Makefile.in (config.status): Depend on version.c.
-
-Mon Sep 1 13:48:02 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * acconfig.h: Remove include of config2.h.
- * configure.in: Build auto-config.h, not config.h, from autoconf data.
- Add auto-conf.h in front of all other host_xm_file entries.
- Make config.h, not config2.h, from host_xm_file.
- * Makefile.in (auto-config.h): New rule; was config.h.
- (distclean): Remove auto-config.h, not config2.h.
-
- * expr.c (do_jump_by_parts_equality_rtx): Try to do by IOR of
- all the words.
-
-Mon Sep 1 13:07:36 1997 Bob Manson <manson@charmed.cygnus.com>
-
- * sparc/t-vxsparc (TARGET_LIBGCC2_CFLAGS): New definition.
- (LIBGCC2_CFLAGS): Deleted.
- * m68k/t-vxworks68: Likewise.
- * i960/t-vxworks960: Likewise.
- * a29k/t-vx29k: Likewise.
-
-Sun Aug 31 17:12:27 1997 Paul Eggert <eggert@twinsun.com>
-
- * real.c (EMULONG): Correct typo in spelling of HOST_BITS_PER_LONGLONG.
-
-Fri Aug 29 16:13:51 1997 Jeffrey A Law (law@cygnus.com)
-
- * mips.md (movstrsi_internal[23]): Set insn type to "store" to
- get more accurate schedules.
-
- * pa.md (reload_peepholes): Make sure operand is a REG before
- examining REGNO. Allow general registers too.
-
-Thu Aug 28 12:34:56 1997 Doug Evans <dje@seba.cygnus.com>
-
- * reload1.c (reload_cse_no_longer_dead): Don't pass incremented regno
- to SET_HARD_REG_BIT, it can be evaluated twice.
-
-Wed Aug 27 20:15:53 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * sh/elf.h: (LINK_SPEC): Use shlelf.
- (USER_LABEL_PREFIX, LOCAL_LABEL_PREFIX, ASM_FILE_START): Redefine.
- * sh/lib1funcs.asm (___ashrsi3, ___ashlsi3, ___lshrsi3):
- Truncate shift count. Use braf if not SH1.
- * sh.c (sfunc_uses_reg): No longer static.
- Check for SImode inside the USE.
- (shiftcosts, expand_ashiftrt, shl_sext_kind):
- Use SH_DYNAMIC_SHIFT_COST.
- (sh_dynamicalize_shift_p, output_branchy_insn): New functions.
- (output_ieee_ccmpeq, mova_p, cache_align_p, fixup_aligns): Likewise.
- (branch_offset, short_cbranch_p, med_branch_p): Likewise.
- (braf_branch_p, align_length, fixup_addr_diff_vecs): Likewise.
- (addr_diff_vec_adjust, get_dest_uid, gen_far_branch): Likewise.
- (split_branches, regs_used, gen_block_redirect): Likewise.
- (from_compare): Can't compare non-zero DImode constant directly.
- Emit special code for TARGET_SH3E floating point with code == GE.
- Force 0.0 into a register for SH3E.
- (print_operand): Add ','.
- Emit the actual comparison instruction.
- (sh_builtin_saveregs): Save floating point registers in order that
- allows pre-decrement.
- (find_barrier): New arguments num_mova and mova. Changed caller.
- When rewinding to before a mova, also restore the last found barrier.
- Branch is now known to be shortened.
- Prefer barriers where no new alignment is needed.
- More generic alignment for cache lines.
- Add checks for pieces of code that use more table space than their
- own size.
- Fix up the barrier we return so that the alignment will always be
- after the table.
- Remove limit adjustments for table alignment.
- Handle PARALLELs correctly.
- (machine_dependent_reorg): Add extra pass to split insns.
- Don't scan instructions twice for broken moves.
- Calculate insn length, call fixup_addr_diff_vecs.
- Call split_branches.
- Add alignment for loops and after BARRIERs.
- Initialize max_uid_before_fixup_addr_diff_vecs.
- Advance mdep_reorg_phase.
- Clear insn_addresses.
- (output_far_jump): Use braf and/or pre-allocated scratch register
- when possible.
- (expand_ashiftrt): Truncate shift count.
- (push_regs): Push PR last.
- (sh_expand_epilogue): Pop PR first.
- (code_for_indirect_jump_scratch, mdep_reorg_phase): New variables.
- (uid_align, uid_align_max): Likewise.
- (max_uid_before_fixup_addr_diff_vecs, sh_addr_diff_vec_mode): Likewise.
- (braf_label_ref_operand): New predicate.
- (initial_elimination_offset): calculate offset from
- RETURN_ADDRESS_POINTER_REGNUM starting with total_saved_regs_space.
- (output_branch): Expect out-of-range condbranches to have been split.
- * sh.md (rotlsi3_16): Named insn.
- (rotlsi3): Rewritten to use superoptimizer patterns.
- (adddi3, subdi3, ashrsi2_16, ashrsi2_31): Always split.
- (movsi_i, movsi_ie): replace t/z alternative with t/r alternative.
- Use pcload_si and load_si insn types.
- (adddi3+1, subdi3+1, ashrsi2_16+1, ashrsi2_31+1) New define_splits.
- (addc, subc, ashlsi_c): New insns.
- (attribute "type"): New values dyn_shift, load_si, pcload_si, fmove,
- jump_ind, arith3 and arith3b.
- (function_unit "fp"): Take fmove into account.
- (function_unit "int"): Uses one cycle for !dyn_shift.
- (function_unit "memory"): Special case for load_si and pcload_si.
- (attribute "in_delay_slot): handle pcload_si.
- (cmpgtdi_t, cmpgedi_t, cmpgeudi_t, cmpgtudi_t): Type arith3.
- (cmpsi+1, cmpeqdi_t) Type arith3b.
- (movsf_ie, alternatives f/fGH/X, f/y/X, y/f/X): Type fmove.
- (extendsidi2): Delete.
- (cmpeqsi_t-2): Delete. (Redundant with movt.)
- (*rotlhi3_8) Name.
- (iorsi3, rotlsi3_1, rotlsi3_31, rotlsi3_16, (*rotlhi3_8): Type arith.
- (ashlsi3_k, ashlhi3_ki, ashrsi2_16, ashrsi2_31, lshrsi3_m): Likewise.
- (lshrsi3_k, lshrhi3_m, lshrhi3_k, ashldi3_k, lshrdi3_k): Likewise.
- (ashrdi3_k, xtrct_left, xtrct_right, dect, mova, movt): Likewise.
- (movt): Likewise.
- (ashlsi3_d, ashrsi3_d, lshrsi3_d): Type dyn_shift.
- (indirect_jump_scratch, *casesi_jump_1, *casesi_jump_2): Type jump_ind.
- (ashlsi3, ashlsi3_n, lshrsi3, lshrsi3_n): Use sh_dynamicalize_shift_p.
- (movsf_ie+1, movsf_ie+2): Exchange.
- (cmpeqdi_t-1, cmpeqdi_t, cmpgtdi_t, cmpgedi_t): New insns.
- (cmpgeudi_t, cmpgtudi_t, movsi_i_lowpart, ieee_ccmpeqsf_t): Likewise.
- (cmpdi, movnegt): New define_expands.
- (movsi_ie): Add y,y alternative.
- (sge): Use it for ! TARGET_IEEE. Use special code for TARGET_IEEE.
- (sle): Use sge.
- (align_4, casesi_jump): Now define_expand.
- (casesi_0, addr_diff_vec_adjust, align_log): New patterns.
- (*casesi_jump_[12]): Likewise.
- (casesi): Use casesi_0 and casesi_jump.
- (casesi_worker): Depends on the mode used for the table.
- (define_delay for cbranches): Test TARGET_SH2.
- Changed all callers of from_compare.
- (attribute "length"): Take use of braf and scratch registers into
- account.
- (indirect_jump_scratch, block_branch_redirect): New patterns.
- (jump): Call output_far_jump for any jump larger than 4 bytes.
- (inverse_branch_true, inverse_branch_false): Remove.
- (bne, blt, ble, bltu, bleu): Canonicalize.
- (attribute "cpu"): Remove "sh0" alternative.
- * sh.h (ADJUST_COST): Lower cost of non-address sfunc dependencies.
- Adjust cost of load_si / pcload_si insns when not used for call.
- (enum reg_class): Move GENERAL_REGS after FPUL_REGS.
- (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
- (REGISTER_MOVE_COST): Add costs for fpul <-> mac, pr moves.
- Fix to match default cost in regclass. Move to T reg not costly.
- When checking for GENERAL_REGS, check for R0_REGS too.
- (INITIALIZE_TRAMPOLINE): Include code for constant parts.
- (SHIFT_COUNT_TRUNCATED): Not true for TARGET_SH3.
- (CPP_SPEC): Define __sh1__ if no specific cpu is selected.
- (FUNCTION_BOUNDARY): Align to cache line boundary.
- (optimize, sh_addr_diff_vec_mode, machine_dependent_reorg): Declare.
- (addr_diff_vec_adjust, code_for_indirect_jump_scratch): Declare.
- (short_cbranch_p, med_branch_p, braf_branch_p, align_length): Declare.
- (output_ieee_ccmpeq, output_branchy_insn, sfunc_uses_reg): Declare.
- (ASM_OUTPUT_ADDR_DIFF_ELT): Depends on sh_addr_diff_vec_mode.
- (PREDICATE_CODES): Add braf_label_ref_operand and register_operand.
- (IEEE_BIT, TAGET_IEEE, LOCAL_LABEL_PREFIX, ASSEMBLER_DIALECT): Define.
- (CACHE_LOG, enum mdep_reorg_phase_e, TRAMPOLINE_ALIGNMENT): Define.
- (SH_DYNAMIC_SHIFT_COST): Define.
- (TARGET_SWITCHES): Remove -m0 entry. Add -mieee, -mno-ieee.
- (OVERRIDE_OPTIONS): sh_cpu defaults to CPU_SH1.
- Initialize sh_addr_diff_vec_mode.
- (REG_ALLOC_ORDER): Move FP0 behind FP7.
- Move all FP registers in front of the general registers.
- (SECONDARY_OUTPUT_RELOAD_CLASS): Add case for MAC_REGS / PR_REGS.
- When checking for GENERAL_REGS, check for R0_REGS too.
- Fix direction of compares to {FIR,LA}ST_FP_REG.
- (SECONDARY_INPUT_RELOAD_CLASS): check for fp_one_operand.
- (ASM_OUTPUT_ALIGN_CODE, ASM_OUTPUT_LOOP_ALIGN, SH0_BIT): Delete.
- (TARGET_SH0, PUSH_ROUNDING, TRAMPOLINE_TEMPLATE): Delete.
- (TRAMPOLINE_ALIGN): Delete.
- (processor_type): Remove PROCESSOR_SH0.
- (ADJUST_INSN_LENGTH): Remove check for preceding BARRIER.
- Adjust ADDR_DIFF_VECs. Add code for alignment instructions.
- Check if insn needing a delay slot is already inside a SEQUENCE.
-
- * va-sh.h (__va_rounded_size): Delete.
- (__LITTLE_ENDIAN_P, __SCALAR_TYPE, __PASS_AS_FLOAT): Define.
- (va_arg): Unify big and little endian code.
- Optimization for small integers.
-
- From Fred Fish:
- * sh.h (INITIAL_ELIMINATION_OFFSET): Proper bracketing.
- (REGNO_REG_CLASS, PREFERRED_RELOAD_CLASS): Likewise.
- (SECONDARY_{OUTPUT,INPUT}_RELOAD_CLASS, LIBCALL_VALUE): Likewise.
- (ROUND_ADVANCE, FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS): Likewise.
- (FUNCTION_PROFILE, FUNCTION_EPILOGUE, RETURN_ADDR_RTX): Likewise.
- (REGNO_OK_FOR_INDEX_P, EXTRA_CONSTRAINT_Q, MODE_DISP_OK_4): Likewise.
- (GO_IF_LEGITIMATE_{INDEX,ADDRES}, LEGITIMIZE_ADDRESS): Likewise.
- (CONST_COSTS, REGISTER_MOVE_COST, ASM_OUTPUT_CONSTRUCTOR): Likewise.
- (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Likewise.
- (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP, ASM_OUTPUT_LABEL): Likewise.
- (ASM_OUTPUT_ALIGN), ASM_DECLARE_FUNCTION_NAME): Likewise.
- (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_CASE_LABEL): Likewise.
- (ASM_OUTPUT_ADDR_DIFF_ELT, ASM_OUTPUT_ADDR_VEC_ELT) Likewise.
- (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_FLOAT, ASM_OUTPUT_INT): Likewise.
- (ASM_OUTPUT_SHORT, ASM_OUTPUT_CHAR, ASM_OUTPUT_BYTE): Likewise.
- (ASM_OUTPUT_SKIP, FINAL_PRESCAN_INSN, PRINT_OPERAND): Likewise.
- (PRINT_OPERAND_ADDRESS, HANDLE_PRAGMA, ADJUST_INSN_LENGTH): Likewise.
- (PROMOTE_MODE): Likewise.
- (ASM_GENERATE_INTERNAL_LABEL): Use LOCAL_LABEL_PREFIX.
- (ASM_OUTPUT_INTERNAL_LABEL): Use %L.
- * sh/elf.h: (ASM_OUTPUT_LABELREF): Use %U.
- (ASM_GENERATE_INTERNAL_LABEL): Use LOCAL_LABEL_PREFIX.
- (ASM_OUTPUT_INTERNAL_LABEL, ASM_OUTPUT_SOURCE_LINE): Use %L.
-
-Wed Aug 27 16:42:21 1997 Bob Manson (manson@cygnus.com)
-
- * t-h8300 (TARGET_LIBGCC2_CFLAGS): New definit.
- (LIBGCC2_CFLAGS): Deleted.
- * t-mn10200: Likewise.
-
-Wed Aug 27 17:10:51 1997 Jim Wilson <wilson@cygnus.com>
-
- * m68k.md (iorsi3_internal): Readd ! TARGET_5200 check lost in
- last change.
-
-Wed Aug 27 15:19:55 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * dwarfout.c (dwarfout_start_new_source_file): Strip leading '*'s
- from label names.
-
-Wed Aug 27 14:33:38 1997 Jim Wilson <wilson@cygnus.com>
-
- * reload.c (find_reloads, case '0'): Reject matching a non-offsettable
- address where an offsettable address is required.
-
-Wed Aug 27 10:38:32 1997 Jeffrey A Law (law@cygnus.com)
-
- * reorg.c (dbr_schedule): Allow current_function_return_rtx
- to be something other than a REG.
- * function.c (expand_function_end): Fix current_function_return_rtx
- if it was a pseudo.
-
- * t-freebsd (USER_H): Include EXTRA_HEADERS and LANG_EXTRA_HEADERS.
- * x-netbsd: Likewise
- * x-dgux (USER_H): Include EXTRA_HEADERS and LANG_EXTRA_HEADERS
- (INSTALL_HEADERS): Delete.
- * x-dguxbcs: Likewise.
- * x-hp3bsd44: Likewise
- * x-pa: Likewise.
-
-Wed Aug 27 07:15:58 1997 Klaus Espenlaub <kespenla@hydra.informatik.uni-ulm.de>
-
- * configure.in (AC_PROG_CC, AC_PROG_MAKE_SET): Check for gcc before
- testing for flex.
-
-Wed Aug 27 02:24:35 1997 Jim Wilson <wilson@cygnus.com>
-
- * dwarfout.c (dwarfout_file_scope_decl, case TYPE_DECL): Check
- TYPE_DECL_IS_STUB instead of DECL_NAME.
-
- * Makefile.in (install-info): Don't cd into srcdir. Add srcdir to
- filenames. Use sed to extract base filename for install.
-
-Wed Aug 27 01:56:18 1997 Doug Evans <dje@seba.cygnus.com>
-
- * loop.c (combine_movables): Earlier insns don't match later ones.
-
- * c-decl.c (grokdeclarator): If array index or size calculations
- overflow, issue an error.
- * fold-const.c (int_const_binop): New static function.
- (const_binop, size_binop): Call it.
-
-Tue Aug 26 17:51:56 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * collect2.c (main): Check SCAN_LIBRARIES instead of LDD_SUFFIX
- to decide whether to always emit init and fini handles.
-
-Tue Aug 26 13:51:10 1997 Jim Wilson <wilson@cygnus.com>
-
- * stor-layout.c (layout_record): Test DECL_PACKED instead of
- TYPE_PACKED to determine alignment.
-
- * combine.c (try_combine): Distribute REG_DEAD notes created for
- i3dest_killed similar to the ones created for i2dest_in_i2src
- and for i1dest_in_i1src.
-
-Tue Aug 26 11:36:34 1997 Jeffrey A Law (law@cygnus.com)
-
- * loop.c (check_final_value): Don't miss a biv increment in a
- parallel.
-
- * loop.c (check_dbra_loop): If the loop biv is only used
- for counting, then normalize it so that the initial
- value is zero.
-
-Tue Aug 26 06:19:48 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * dwarfout.c (*_LABEL): Add initial '*'.
-
-Tue Aug 26 05:27:28 1997 Richard Henderson <rth@cygnus.com>
-
- * alpha/elf.h (LINK_SPEC): Conditionalize on USE_GNULIBC_1.
- * configure.in (alpha-*-linux-gnulibc1): New target.
- (alpha-*-linux-gnu*): Don't build crtbegin/end.
-
-Mon Aug 25 19:11:38 1997 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
-
- * reload1.c (reload_cse_simplify_operands): Fix typo.
-
-Mon Aug 25 19:04:42 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * c-typeck.c (common_type): Always prefer long double to double.
-
-Mon Aug 25 08:55:00 1997 Jeffrey A Law (law@cygnus.com)
-
- * pa.c (secondary_reload_class): (mem (mem ... )) does not need
- secondary reloads.
-
- * pa.c (hppa_builtin_saveregs): Emit a blockage insn after the
- store of the argument registers.
-
-Sun Aug 24 21:25:06 1997 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
-
- * reload1.c (reload_cse_mem_conflict_p, case MEM): Also check
- for conflict with the address.
-
-Sat Aug 23 18:43:22 1997 Jim Wilson <wilson@cygnus.com>
-
- * acconfig.h (NEED_DECLARATION_CALLOC): Add.
- * configure.in: Add GCC_NEED_DECLARATION call for calloc.
- * rs6000/xm-rs6000.h (malloc, realloc, calloc, free): Delete
- declarations.
-
- * m68k/m68kemb.h (LIB_SPEC): Add missing comment end before it.
- * m68k/next.h (GO_IF_INDEXABLE_BASE): Fix typo in undef.
-
-Sat Aug 23 00:18:22 1997 Jeffrey A Law (law@cygnus.com)
-
- * pa.c (pa_reorg): Always put begin_brtab and end_brtab insns
- around branch tables.
- * pa.md (begin_brtab, end_brtab): Only emit the .begin_brtab
- and .end_brtab directives if TARGET_GAS.
-
-Fri Aug 22 19:17:25 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * function.c (instantiate_virtual_regs_1, case ADDRESSOF):
- New case.
- (fix_lexical_addr): Handle (addressof (mem ...)).
-
-Thu Aug 21 17:56:06 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * reload.c (push_secondary_reload): If SECONDARY_MEM_NEEDED,
- call get_secondary_mem for input before adding reload and
- for output after.
- (push_reload): Likewise.
-
-Thu Aug 21 15:57:03 1997 Jim Wilson <wilson@cygnus.com>
-
- * stmt.c (start_cleanup_deferal, end_cleanup_deferal): Test
- block_stack before dereferencing it.
-
-Wed Aug 20 15:45:52 1997 Dave Love <d.love@dl.ac.uk>
-
- * dwarf2.h (enum dwarf_call_frame_info): Remove trailing comma from
- list.
-
-Wed Aug 20 15:30:36 1997 Stan Cox <coxs@dg-rtp.dg.com>
-
- * i386.c (ix86_prologue, ix86_epilogue): New functions.
- ({function,ix86_expand}_{pro,epi}logue, ix86_expand_prologue):
- Use ix86_prologue.
-
-Wed Aug 20 14:57:11 1997 Michael Meissner <meissner@cygnus.com>
-
- * rs6000.h (ISSUE_RATE): Define instead of MACHINE_issue_rate.
-
-Tue Aug 19 17:10:56 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * cplus-dem.c: Add 'extern' to prepends_underscore.
-
-Tue Aug 19 15:46:30 1997 Jeffrey A Law (law@cygnus.com)
-
- * mips/r3900.h (SUBTARGET_CC1_SPEC): Remove some unnecessary stuff.
- (MIPS_CPU_STRING_DEFAULT, MIPS_ISA_DEFAULT): Define.
-
-Mon Aug 18 21:49:02 1997 Jim Wilson <wilson@cygnus.com>
-
- * reload.c (find_reloads): Add code to convert RELOAD_FOR_OPADDR_ADDR
- reloads to RELOAD_FOR_OPERAND_ADDRESS reloads.
-
-Mon Aug 18 17:39:02 1997 Mike Meissner <meissner@cygnus.com>
-
- * configure.in ({powerpc,rs6000}*-*-*, --with-cpu): Remove single
- quotes around the name.
-
-Mon Aug 18 17:26:42 1997 Doug Evans <dje@cygnus.com>
-
- * mips.md (movsi_ulw,movsi_usw,loadgp): Give unspec a mode.
-
-Mon Aug 18 11:05:17 1997 Jeffrey A Law (law@cygnus.com)
-
- * mips/r3900.h (TARGET_DEFAULT): Turn on MASK_MIPS3900.
-
-Sun Aug 17 14:39:18 1997 Gavin Koch (gavin@cygnus.com)
-
- * mips/elf.h (PREFERRED_DEBUGGING_TYPE): Only set if not already set.
- * mips.c (TARGET_{SINGLE,SOFT}_FLOAT): Make sure both aren't set.
- (PROCESSOR_R3900): Set flag from option.
- * mips.h: Add m3900 option.
- ({PROCESSOR,TARGET,MASK}_R3900): Define.
- (GENERATE_{BRANCHLIKELY,MADD,MULT3): Likewise.
- (debugj,MASK_DEBUG_J): Delete to make room for m3900.
- (BRANCH_LIKELY_P): Redefine to include 3900.
- (GAS_ASM_SPEC,CC1_SPEC): Add m3900 option.
- (RTX_COSTS): Add 3900.
- * mips.md: Add 3900, including three op madd and mult.
- * configure.in (mipstx39{,el}-*-elf*): New cases.
- * mips/r3900.h: New file.
-
-Fri Aug 15 07:34:12 1997 Richard Earnshaw (rearnsha@arm.com)
-
- * arm.md (umulsi3_highpart, smulsi3_highpart): Add extra reloading
- alternatives.
-
-Fri Aug 15 07:34:12 1997 Torbjorn Granlund <tege@tege.pdc.kth.se>
-
- * arm.md (umulsi3_highpart, smulsi3_highpart): New patterns.
- * arm.c (arm_rtx_costs, case TRUNCATE): New case.
-
-Fri Aug 15 06:40:03 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * genemit.c (main): Write an include for flags.h.
- * genoutput.c (main): Likewise.
-
- * alpha.c (override_options): Turn off byte insns for cpu=ev4 or ev5.
-
- * alpha.md (allocate_stack): If stupid reg allocation, add USE
- for loop variable.
-
- * fold-const.c (fold, compare cases): Add calls to `fold' to
- previous change.
-
-Wed Aug 13 17:32:38 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * rtl.h ({SET,}ADDRESSOF_DECL): op 1 of ADDRESSOF is now the decl.
- * function.c (put_var_into_stack, gen_mem_addressof,
- put_addressof_into_stack): Adjust.
-
- * expr.c (expand_expr, case TARGET_EXPR): Call mark_addressable
- again for the slot after we give it RTL.
- (expand_expr, case VAR_DECL): Lose gen_mem_addressof case.
-
-Wed Aug 13 17:29:25 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * c-lex.c (check_newline): Pass finput again to HANDLE_PRAGMA.
-
-Wed Aug 13 16:51:35 1997 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
-
- * reload1.c (reload_cse_simplify_operands): New function.
- (reload_cse_no_longer_dead,reload_cse_delete_death_notes): Likewise.
- (no_longer_dead_regs): New static variable.
- (reload_cse_simplify_set): Now returns int.
- Don't delete death notes on previous insns, call
- reload_cse_no_longer_dead instead.
- Call validate_change with nonzero value for in_group.
- (reload_cse_noop_set_p): Don't delete death notes on previous insns,
- call reload_cse_no_longer_dead instead.
- (reload_cse_regs): Initialize no_longer_dead_regs and call
- reload_cse_delete_death_notes as appropriate.
- Call apply_change_group after calling reload_cse_simplify_set.
- Call reload_cse_simplify_set on elements of a PARALLEL.
- Call reload_cse_simplify_operands if reload_cse_simplify_set could
- not simplify things.
-
-Wed Aug 13 16:18:42 1997 Douglas Rupp <rupp@gnat.com>
-
- * vms.h (LINK_SPEC): Echo -shared, not -share, to linker.
-
-Wed Aug 13 12:51:11 1997 Richard Stallman <rms@psilocin.gnu.ai.mit.edu>
-
- * m68k.md: Add braces to clarify nesting.
-
-Wed Aug 13 12:51:11 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * calls.c (expand_call): Use assign_temp and mark_addressable
- instead of calling gen_mem_addressof directly.
-
-Wed Aug 13 12:40:15 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * Makefile.in (install-man): Add missing $(exeext).
-
- * configure.in (alpha*-dec-osf*): Merge various cases;
- split off version-specific files in new case statement.
- Include osf2or3.h even for OSF1.2.
-
- * alpha.c (NUM_ARGS): New macro.
- (CURRENT_FUNCTION_ARGS_INFO): Deleted.
- (alpha_builtin_saveregs): Use new macro.
- (function_arg): Deleted.
- (alpha_arg_type, alpha_arg_info_reg_val): New functions.
- * vms.h (enum avms_arg_type, avms_arg_info): New types.
- (CUMULATIVE_ARGS, INIT_CUMULATIVE_ARGS): Update definitions
- to use new types.
- (SETUP_INCOMING_VARARGS): Likewise.
- (FUNCTION_ARG{,_PARTIAL_NREGS}, FUNCTION_ARG_ADVANCE): Likewise.
- Only update CUM in FUNCTION_ARG_ADVANCE.
-
-Tue Aug 12 19:27:32 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
-
- * integrate.c (save_for_inline_copying): Use 0, not NULL_PTR,
- as initial value for real_label_map.
- (copy_for_inline): Likewise.
-
-Tue Aug 12 16:15:36 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
-
- * rtl.h (BYTECODE_LABEL): Use XSTR, not XEXP.
-
- * calls.c (expand_calls): Properly call any_pending_cleanups.
-
-Tue Aug 12 12:18:01 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * function.c (purge_addressof_1): Add force argument.
- (purge_addressof): If there are any ASM_OPERANDS in an insn, always
- put ADDRESSOFs into the stack.
-
- * function.c (setjmp_protect): See through addressof.
- (setjmp_protect_args): Likewise.
- * calls.c (expand_call): For now, only use addressof if the type
- doesn't promote.
- * function.c (put_var_into_stack): Likewise.
- * expr.c (expand_expr): Likewise.
- * toplev.c (rest_of_compilation): Check inlineable instead of
- DECL_INLINE.
- * function.c (purge_addressof_1): Try recognizing the insn with
- and without the SUBREG. If it doesn't work, just put the REG into
- the stack.
- (gen_mem_addressof): Set the mode of the MEM to the mode of the type.
- (put_var_into_stack): Don't be fooled by addressof in an enclosing
- scope.
-
-Sun Aug 10 22:19:19 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * explow.c (probe_stack_range): Add USE for test_addr if -O0.
-
-Sun Aug 10 22:15:40 1997 Jason Merrill <merrill@churchy.gnu.ai.mit.edu>
-
- * toplev.c (rest_of_compilation): Move purge_addressof before loop.
-
-Sun Aug 10 15:25:51 1997 Jim Wilson <wilson@cygnus.com>
-
- * toplev.c (main): In -g handling code, add code to set len.
-
- * sdbout.c (plain_type_1, case ARRAY_TYPE): Verify that TYPE_DOMAIN
- has integer TYPE_{MAX,MIN}_VALUE before using them.
-
- * alpha.md (extendqihi2): Use HImode not QImode in force_reg call.
-
-Sun Aug 10 16:47:34 1997 Nick Burrett <nick.burrett@btinternet.com>
-
- * arm/aof.h (COMMON_SECTION): New macro, define common_section.
- (EXTRA_SECTION_FUNCTIONS): Add COMMON_SECTION.
- (EXTRA_SECTIONS): Add in_common.
- (ASM_OUTPUT_COMMON): Call common_section() to indicate we've
- changed areas.
-
-Sat Aug 9 20:04:35 1997 Jim Wilson <wilson@cygnus.com>
-
- * dwarf2out.c (gen_subprogram_die): Handle redefinition of an
- extern inline function.
-
-Sat Aug 9 13:01:06 1997 Michael Meissner <meissner@cygnus.com>
-
- * rs6000/sysv4.h (*_SPEC): Add support for -mads and -myellowknife.
- Use a common crt0.o for all embedded platforms. Use --start-group
- and --end-group instead of -( and -) to allow better cut and pasting
- when debugging the linker. Set default start for MVME text.
- (TARGET_SWITCHES): Add -mads and -myellowknife.
-
-Fri Aug 8 20:12:43 1997 Per Bothner <bothner@cygnus.com>
-
- * dwarf2out.c (gen_enumeration_type_die):
- Make code work for a tag name, without a TYPE_STUB_DECL.
- (gen_struct_or_union_type_die): Likewise.
-
-Fri Aug 8 18:10:40 1997 Marc Lehmann <pcg@goof.com>
-
- * i386/go32.h (HAS_INIT_SECTION, HAVE_ATEXIT): New macros.
-
-Fri Aug 8 17:30:22 1997 H.J. Lu <hjl@gnu.ai.mit.edu>
-
- * i386.c (output_pic_addr_const, case PLUS): Emit the constant first.
-
-Fri Aug 8 17:07:36 1997 Stan Cox <coxs@dg-rtp.dg.com>
-
- * m88k.c (m88k_expand_prologue): Set MEM_IN_STRUCT_P of va_list
- template.
-
- * reg-stack.c (compare_for_stack_reg): Swap only if the source and
- destination are both on the regstack.
- (subst_stack_regs_pat): Put the destination at the top of the regstack.
-
-Fri Aug 8 17:03:21 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
-
- * i386.md (pop): pop increments the stack pointer.
- (prologue_set_stack_ptr): New pattern.
- * i386.c (ix86_expand_prologue): Use prologue_set_stack_ptr
- instead of subsi3.
-
-Fri Aug 8 17:00:36 1997 Paul Eggert <eggert@twinsun.com>
-
- * gansidecl.h, halfpic.h (STDIO_PROTO): Remove.
- * bitmap.h, c-tree.h, output.h, reload.h, rtl.h (STDIO_PROTO):
- Replace with PROTO in include files.
- * bc-emit.c: Include <stdio.h> before include files that formerly
- used STDIO_PROTO.
- * bc-optab.c, c-common.c, c-decl.c, caller-save.c, calls.c: Likewise.
- * convex.c, i860.c, mips.c, spur.c, tahoe.c, emit-rtl.c: Likewise.
- * explow.c, expmed.c, expr.c, genattrtab.c, halfpic.c: Likewise.
- * jump.c, optabs.c, profile.c, recog.c, regclass.c: Likewise.
- * rtlanal.c, sdbout.c, unroll.c: Likewise.
- * genattrtab.c (main): Generate files that include <stdio.h>
- before including files that formerly used STDIO_PROTO.
- * genemit.c (main), genextract.c (main), genopinit.c (main): Likewise.
- * genoutput.c (output_prologue), genpeep.c (main): Likewise.
- * genrecog.c (main): Likewise.
- * halfpic.h (PROTO): Use "gansidecl.h" to define this instead.
- (half_pic_finish): Declare without prototype; FILE isn't defined.
-
- * bitmap.c, c-aux-info.c, c-lex.c: Include "config.h" first.
- * c-parse.in, c-pragma.c, 1750a.c, a29k.c, alpha.c: Likewise.
- * arm.c, clipper.c, dsp16xx.c, elxsi.c, fx80.c, gmicro.c: Likewise.
- * h8300.c, i370.c, i386.c, i386/winnt.c, i960.c: Likewise.
- * m32r.c, m68k.c, m88k.c, mn10200.c, mn10300.c, ns32k.c: Likewise.
- * pa.c, pdp11.c, pyr.c, romp.c, rs6000.c, sparc.c, vax.c: Likewise.
- * we32k.c, cppmain.c, dbxout.c, flow.c, fold-const.c: Likewise.
- * gcc.c, gcov.c, global.c, integrate.c, local-alloc.c: Likewise.
- * loop.c, mips-tdump.c, mips-tfile.c, objc-act.c: Likewise.
- * real.c, reg-stack.c, reload.c, reload1.c, reorg.c, sched.c: Likewise.
- * stupid.c, tree.c, varasm.c, xcoffout.c: Likewise.
-
-Fri Aug 8 14:52:35 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * function.c (fixup_stack_1): Stack slots can also be relative to
- the frame or stack pointers.
-
-Fri Aug 8 14:13:49 1997 Richard Henderson <richard@gnu.ai.mit.edu>
-
- * dwarf2out.c (reg_loc_descriptor): Fix prototype.
- (concat_loc_descriptor): New function.
- (loc_descriptor): Call it.
- (add_AT_location_description): Also elide the descriptor if both
- halves of a CONCAT are pseudos.
- (add_location_or_const_value_attribute): Recognize CONCAT too.
-
-Fri Aug 8 06:36:29 1997 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
-
- * c-common.c (if_stack{,_space,_pointer}): New static variables.
- (c_expand_{start_cond,start_else,end_cond}): New functions.
- * c-parse.in (compstmt_count): New static variable.
- (compstmt_start): New rule.
- (compstmt): Use new rule.
- (do_stmt_start): Update compstmt_count.
- (simple_if, stmt): Use new versions of start_cond, start_else,
- and end_cond.
-
-Thu Aug 7 15:35:25 1997 Jim Wilson <wilson@cygnus.com>
-
- * mips/iris6.h (TARGET_LONG64): Don't define here.
- * mips.c (override_options): Set MASK_LONG64 for ABI_64.
-
- * mips.c (function_prologue): Don't emit ".ent", ".frame",
- ".mask", ".fmask" if flag_inhibit_size_directive is true.
- (function_epilogue): Don't emit ".end" if
- flag_inhibit_size_directive is true.
-
- * mips/iris6.h (STARTFILE_SPEC, LIB_SPEC): Move
- -L/usr/lib{32,64}/mips? from STARTFILE_SPEC to LIB_SPEC.
-
-Thu Aug 7 13:14:21 1997 Torbjorn Granlund <tege@tunnis.tmg.se>
-
- * fold-const.c (fold): Optimize unsigned x <= 0x7fffffff.
-
-Thu Aug 7 12:46:31 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * explow.c (convert_memory_address, case LABEL_REF): Copy
- LABEL_REF_NONLOCAL_P.
-
- * expr.c (store_constructor): Use CONST0_RTX macro, not always
- the integer version, when clearing a register.
-
- * varasm.c (output_constructor): Correctly check for
- multi-word constant.
-
-Thu Aug 7 10:04:42 1997 Douglas Rupp <rupp@gnat.com>
-
- * alpha/vms-tramp.asm: New file.
-
- * gcc.c (execute): Don't allow -pipe on VMS.
-
- * alpha.c (vmskrunch): Don't strip off trailing digits.
- (vms_valid_decl_attribute_p): New function.
- * alpha/vms.h (TRAMPOLINE_TEMPLATE): Add another quadword of zeros.
- (TRAMPOLINE_SIZE): Now 32 bytes.
- (INITIALIZE_TRAMPOLINE): Put FNADDR at offset 16, CXT at 24.
- (DBX_DEBUGGING_INFO, ASM_FORMAT_PRIVATE_NAME): Always undefine.
- (STARTFILE_SPEC): Likewise.
- (PREFERRED_DEBUGGING_TYPE): Define to be Dwarf-2.
- (VALID_MACHINE_DECL_ATTRIBUTE, ASM_OUTPUT_SECTION{,_NAME}): New macros.
- (ASM_OUTPUT_ALIGN{,ED_COMMON}): Redefine.
- (LINK_SPEC): Pass -share and -v.
- (ENDFILE_SPEC, LIBGCC2_SPEC): Don't redefine.
-
-Thu Aug 7 06:21:47 1997 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
-
- * Eliminate most -Wswitch warnings.
- * c-common.c (binary_op_error): Add default case to switch.
- (shorten_compare, truthvalue_conversion): Likewise.
- * c-iterate.c (collect_iteratores): Likewise.
- * c-typeck.c (comptypes, build_component_ref): Likewise.
- (build_binary_op, lvalue_p, build_unary_op): Likewise.
- (build_modify_expr, initializer_constant_valid_p): Likewise.
- (c_expand_return): Likewise.
- * calls.c (calls_function_1): Likewise.
- * combine.c (find_split_point, simplify_rtx): Likewise.
- (simplify_if_then_else, simplify_logical): Likewise.
- (extract_left_shift, make_compound_operation, force_to_mode): Likewise.
- (known_cond, nonzero_bits, num_sign_bit_copies): Likewise.
- (merge_outer_ops, simplify_shift_const, simplify_comparison): Likewise.
- (reversible_comparison_p, mark_used_regs_combine): Likewise.
- * convert.c (convert_to_integer): Likewise.
- * cse.c (canon_hash, exp_equiv_p): Likewise.
- (set_nonvarying_address_components, canon_reg): Likewise.
- (simplify_unary_operation, simplify_plus_minus): Likewise.
- (simplify_relational_operation, fold_rtx): Likewise.
- (cse_process_note, count_reg_usage): Likewise.
- * dbxout.c (dbxout_symbol): Likewise.
- * dwarf2out.c (lookup_cfa_1, print_die): Likewise.
- * emit_rtl.c (copy_rtx_if_shared, reset_used_flags): Likewise.
- * explow.c (plus_constant_wide, convert_memory_address): Likewise.
- (promote_mode, emit_stack_save, emit_stack_restore): Likewise.
- * expmed.c (expand_divmod, emit_store_flag): Likewise.
- * expr.c (queued_subexp_p, is_zeros_p, safe_from_p): Likewise.
- (bc_expand_expr, preexpand_calls, convert_move): Likewise.
- * final.c (get_attr_length, final_scan_insn): Likewise.
- (walk_alter_subreg, alter_cond): Likewise.
- * flow.c (jmp_uses_reg_or_mem, mark_used_regs): Likewise.
- * fold-const.c (operand_equal_p, twoval_comparison_p): Likewise.
- (eval_subst, invert_truthvalue, range_binop): Likewise.
- (make_range, fold): Likewise.
- * function.c (fixup_var_refs_1, instantiate_virtual_regs_1): Likewise.
- * genattrtab.c (attr_copy_rtx, make_canonical): Likewise.
- (encode_units_mask, simplify_test_exp): Likewise.
- (find_and_mark_used_attributes, write_test_expr): Likewise.
- (simplify_with_current_value_aux, clear_struct_flag): Likewise.
- (count_sub_rtxs, gen_insn walk_attr_value): Likewise.
- (copy_rtx_unchanging): Likewise.
- * genconfig.c (walk_insn_part): Likewise.
- * genextract.c (walk_rtx): Likewise.
- * genoutput.c (scan_operands): Likewise.
- * genpeep.c (match_rtx): Likewise.
- * genrecog.c (add_to_sequence): Likewise.
- * integrate.c (copy_for_inline, copy_rtx_and_substitute): Likewise.
- (subst_constants): Likewise.
- * jump.c (duplicate_loop_exit_test, comparison_dominates_p): Likewise.
- (mark_jump_label, rtx_renumbered_equal_p): Likewise.
- (rtx_equal_for_thread_p): Likewise.
- * local-alloc.c (memref_referenced_p): Likewise.
- * loop.c (record_excess_regs, reg_in_basic_block_p): Likewise.
- (get_condition, replace_call_address): Likewise.
- (count_nonfixed_reads, find_and_verify_loops, find_mem_givs): Likewise.
- (maybe_eliminate_biv_1, invariant_p, simplify_giv_expr): Likewise.
- * optabs.c (emit_float_lib_cmp): Likewise.
- * print-tree.c (print_node): Likewise.
- * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
- * reload.c (subst_reg_equivs, find_reloads_address_1): Likewise.
- (refers_to_regno_for_reload_p, find_equiv_reg): Likewise.
- * reload1.c (set_label_offsets, eliminate_regs): Likewise.
- (scan_paradoxical_subregs, count_occurrences): Likewise.
- * rtl.c (copy_rtx, copy_most_rtx): Likewise.
- * rtlanal.c (rtx_varies_p, rtx_addr_can_trap_p): Likewise.
- (reg_mentioned_p, reg_referenced_p, modified_between_p): Likewise.
- (modified_in_p, refers_to_regno_p, volatile_insn_p): Likewise.
- (volatile_refs_p, side_effects_p): Likewise.
- (inequality_comparison_p, replace_regs): Likewise.
- * sched.c (sched_analyze_2): Likewise.
- * stmt.c (expand_return): Likewise.
- * tree.c (staticp, unsave_expr_now, contains_placeholder_p): Likewise.
- (substitute_in_expr, build_type_attribute_variant): Likewise.
- (simple_cst_equal): Likewise.
- * unroll.c (remap_split_bivs): Likewise.
- * varasm.c (const_hash, compare_constant_1): Likewise.
- (decode_rtx_const, output_addressed_constants): Likewise.
- (output_constant): Likewise.
- * print-tree.c (print_node): Convert switch with one case into an if.
- * sched.c (memrefs_conflict_p): Likewise.
- * genrecog.c (write_tree_1): Output default case for every switch.
-
- * profile.c (output_arc_profiler) [SMALL_REGISTER_CLASSES]:
- Apply PATTERN only to insns.
-
-Thu Aug 7 06:13:20 1997 Robert Lipe <robertl@dgii.com>
-
- * i386/t-sco5 (libgcc2-elf.a): Resync with Makefile.in.
-
-Wed Aug 6 19:28:05 1997 Jim Wilson <wilson@cygnus.com>
-
- * dwarf2out.c (build_abbrev_table): Use xrealloc not xmalloc.
-
-Wed Aug 6 12:57:24 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * dwarf2out.c (output_call_frame_info): Always emit the info.
- (dwarf2out_frame_debug): We can initialize the temp reg in the
- epilogue, too.
-
- * rtl.def: Add ADDRESSOF.
- * rtl.h (ADDRESSOF_TYPE, SET_ADDRESSOF_TYPE): New macros.
- * Makefile.in (mostlyclean): Remove *.addressof.
- * toplev.c (rest_of_compilation): Set DECL_DEFER_OUTPUT on
- non-nested inlines. Run purge_addressof after CSE.
- (various): Add .addressof RTL dump file.
- * rtl.c (copy_rtx): No need to copy ADDRESSOF.
- * reload1.c (eliminate_regs): Elide ADDRESSOF.
- * recog.c (general_operand): (MEM (ADDRESSOF ())) is a valid operand.
- So is (ADDRESSOF ()).
- (memory_address_p): (ADDRESSOF ()) is a valid memory address.
- * integrate.c (expand_inline_function): If the structure_value_addr
- is an ADDRESSOF, we can use it as a constant.
- (copy_rtx_and_substitute): Copy a '0' operand over unchanged.
- * function.c (fixup_var_refs_1): Remove (ADDRESSOF (MEM ())).
- (gen_mem_addressof): New fn.
- (put_addressof_into_stack): New fn.
- (purge_addressof_1): New fn.
- (purge_addressof): New fn.
- (instantiate_decl): Don't bother looking into an ADDRESSOF.
- (put_var_into_stack): Call gen_mem_addressof for local REGs instead
- of calling put_reg_into_stack.
- * expr.c (expand_expr, case TARGET_EXPR): Put the temp in a register
- if it will fit.
- (expand_expr, case ADDR_EXPR): Call gen_mem_addressof to take the
- address of a REG.
- * explow.c (memory_address): An ADDRESSOF is a valid memory address.
- * dwarfout.c (location_or_const_value_attribute): Handle ADDRESSOF.
- * dwarf2out.c (add_location_or_const_value_attribute): Handle
- ADDRESSOF.
- * cse.c (FIXED_BASE_PLUS_P): Add ADDRESSOF.
- (NONZERO_BASE_PLUS_P): Add ADDRESSOF.
- (canon_hash): Ignore '0' operands.
- (find_best_addr): Don't try to replace an ADDRESSOF.
- (fold_rtx): If our address has a const equiv of an ADDRESSOF, use it.
- * calls.c (expand_call): Put the struct value in a register if
- it fits.
-
-Tue Aug 5 16:10:45 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * mips.c (function_arg): Handle passing a struct
- containing a double in a DFmode register without the PARALLEL.
-
-Tue Aug 5 12:27:31 1997 Doug Evans <dje@cygnus.com>
-
- * configure.in (sparc-*-solaris2): Set float_format to i128.
- * config/float-i128.h: New file.
-
-Mon Aug 4 17:45:19 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * combine.c (try_combine): If have PARALLEL of independent SETs
- and have cc0, ensure insn using CC0 come first.
-
-Mon Aug 4 15:22:41 1997 Mike Meissner <meissner@cygnus.com>
-
- * rs6000/sysv4.h (JUMP_TABLES_IN_TEXT_SECTION): Undef for System V
- environments.
-
-Mon Aug 4 12:34:41 1997 Philip Blundell <pb@nexus.co.uk>
-
- * configure.in (arm-*-aout): Set tmake_file correctly.
-
-Mon Aug 4 08:06:48 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
-
- * reload.c (find_reloads_address_1): Don't pass VOIDmode for an
- integer argument of push_reload.
-
- * rtlanal.c (may_trap_p): Fix unintended fall-through so divisions by
- non-zero constants are handled properly. Return 1 for FP divisions.
-
-Mon Aug 4 06:52:20 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * c-common.c (check_format_info): Store each flag character only
- once in the flag_chars array.
-
-Sun Aug 3 21:57:31 1997 Jim Meyering <meyering@eng.ascend.com>
-
- * objc/Make-lang.in (objc/*.o): Depend on $(GCC_PASSES).
-
-Sun Aug 3 21:54:51 1997 Nick Burrett <n.a.burrett@btinternet.com>
-
- * cpplib.c (cpp_start_read): Recognise suffixes 'cp' and 'c++'.
-
-Sun Aug 3 19:18:27 1997 Ralf Baechle <ralf@uni-koblenz.de>
-
- * Makefile.in (mostlyclean): Remove libgcc1-test.
-
-Sun Aug 3 19:10:27 1997 Klaus Espenlaub <kespenla@hydra.informatik.uni-ulm.de>
-
- * Makefile.in (T): Move to place where it can be overridden.
- (install_common): Fix permissions of specs and EXTRA_PARTS files.
-
-Sun Aug 3 19:07:04 1997 Jan-Jaap van der Heijden <J.J.vanderHeijden@student.utwente.nl>
-
- * gcc.c (default_compilers): Add default entries for Pascal.
-
-Sun Aug 3 18:38:41 1997 Richard Henderson <rth@cygnus.com>
-
- * alpha.c (alpha_return_addr): New function.
- (output_epilog): Zero alpha_return_addr_rtx.
- * alpha.h (RETURN_ADDR_RTX): Call alpha_return_addr.
-
-Sun Aug 3 17:27:44 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
-
- * Makefile.in (INSTALL): Build in $(srcdir).
-
- * config/linux.h (DEFAULT_VTABLE_THUNKS): New macro.
-
-Sun Aug 3 17:18:31 1997 Richard Earnshaw (rearnshaw@cambridge.arm.com)
-
- * expr.c (expand_builtin, case BUILT_IN_RETURN_ADDRESS): Emit warning
- if return address cannot be determined.
-
-Sun Aug 3 17:04:00 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
-
- * stupid.c (stupid_life_analysis): If function receives non-local
- goto, don't let any registers live across calls.
-
- * fold-const.c (merge_ranges): Make sure that if one range is subset
- of another, it will always be the second range. Correct (+,-) case to
- account for this.
-
-Sun Aug 3 16:48:30 1997 Paul Eggert <eggert@twinsun.com>
-
- * c-lex.c (yylex): Remove duplicate check on high bit before
- invoking int_fits_type_p.
-
-Sun Aug 3 16:44:41 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
-
- * reload.c (find_equiv_reg): If goal is a pseudo that got memory, a
- store into memory makes it invalid. This was handled in the single
- set case, but missing in the PARALLEL case.
-
-Sun Aug 3 09:13:47 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * expr.c (store_field): Return quickly if EXP is ERROR_MARK.
-
- * c-typeck.c (unary_complex_lvalue): Don't warn about COMPOUND_EXPR
- or COND_EXPR if FUNCTION_TYPE.
-
- * alpha.h (ASM_SPEC): Add -O0.
-
- * expr.h (clear_storage): Now returns rtx.
- (emit_block_move): Likewise; delete duplicate declaration.
- * expr.c (clear_storage, emit_block_move): Return address of
- dest if calling memset/memcpy.
- (expand_builtin, BUILT_IN_MEM{CPY,SET}): Return value from
- clear_storage or emit_block_move if present.
-
- * c-decl.c (start_function): Reset immediate_size_expand on
- error return.
-
-Sat Aug 2 18:50:43 1997 Paul Eggert <eggert@twinsun.com>
-
- * tree.c (int_fits_type_p): Negative ints never fit unsigned
- types, and unsigned ints with top-bit-set never fit signed types.
-
-Sat Aug 2 16:25:43 1997 Per Bothner <bothner@frobnitz.gnu.ai.mit.edu>
-
- * Makefile.in (EXTRA_C_OBJS): Removed.
- (C_AND_OBJC_OBJS): New. Subsumes EXTRA_C_OBJS and OBJC_CCOMMON.
- * objc/Make-lang.in (OBJC_CCOMMON): Removed.
-
-Sat Aug 2 16:11:57 1997 Doug Evans <dje@cygnus.com>
-
- * configure.in: Build .gdbinit for top level build dir here.
- (AC_OUTPUT): Pass oldstyle_subdirs to configure.lang.
- * configure.lang: Fix building of .gdbinit for oldstyle lang subdirs.
-
-Sat Aug 2 13:48:15 1997 Ken Raeburn <raeburn@cygnus.com>
-
- * cse.c (cse_insn): Ignore paradoxical SUBREGs unless we are
- looking for such.
-
-Sat Aug 2 13:25:33 1997 Tristan Gingold (gingold@email.enst.fr)
-
- * calls.c (expand_call): If -fcheck-memory-usage, use pseudo-register,
- check indirectly called function is executable, and set rights of
- memory for aggregate as write only.
- (store_one_arg): If -fcheck-memory-usage, set rights for pushed
- stack argument.
- * c-decl.c (init_decl_processing): Add
- __builtin_aggregate_incoming_address.
- * explow.c (expr_size): Call expand_expr with appropriate flag.
- * expr.c (expand_builtin, case BUILT_IN_AGGREGATE_INCOMING_ADDRESS):
- New case.
- (expand_assignment, expand_expr, emit_push_insn, store_expr):
- Insert calls to chkr_check_addr, chkr_set_right, and chkr_copy_bitmap
- when -fcheck-memory-usage.
- (get_push_address, get_memory_usage_from_modifier): New functions.
- * expr.h: Add expand_modifier flags.
- (chkr_*_libfunc): New decls.
- (memory_use_mode): New declaration.
- * flags.h (flag_check_memory_usage, flag_prefix_function_name): New
- declaration.
- * function.c (put_var_into_stack, assign_parms): If
- -fcheck-memory-usage, set the rights of pushed variable.
- * optabs.c (chkr_{check_addr,set_right}_libfunc): New definitions.
- (chkr_{copy_bitmap,check_exec}_libfunc): Likewise.
- (init_optabs): Initialize these chkr_*_libfunc.
- * stmt.c (expand_computed_goto): If -fcheck-memory-usage, check that
- computed address of a goto is executable.
- (expand_asm, expand_asm_operands): If -fcheck-memory-usage,
- disallow asm statments.
- * toplev.c (flag_check_memory_usage, flag_prefix_function_name): New
- variable.
- (f_options): Add `check-memory-usage' and `prefix_function_name'.
- (main): Disable `-fomit-frame-pointer' if `-fcheck-memory-usage' is set
- and the machine can't debug without the frame pointer.
- * tree.h (built_in_function): Add BUILT_IN_AGGREGATE_INCOMING_ADDRESS.
- * varasm.c (make_function_rtl, make_decl_rtl): Add a prefix when
- flag_prefix_function_name_usage is set.
- (assemble_name): Strip the CHKR_PREFIX.
- * alpha.c (alpha_builtin_saveregs): If -fcheck-memory-usage,
- set rights of saved registers.
- * clipper.c (clipper_builtin_saveregs): Likewise.
- * m88k.c (m88k_builtin_saveregs): Likewise.
- * pa.c (hppa_builtin_saveregs): Likewise.
- * sparc.c (sparc_builtin_saveregs): Likewise.
-
-Sat Aug 2 08:01:12 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * c-decl.c (grokdeclarator): Give error for `long double' and
- refine text of some error messages.
-
- * alpha.h (FLOAT_VALUE_TYPE, INTIFY, FLOATIFY, FLOAT_ARG_TYPE): Define.
- * i860.h (FLOAT_VALUE_TYPE): Fix typo; was FLOAT_TYPE_VALLUE.
-
- * calls.c (store_one_arg): Allow stack_slot to be SP in
- ARGS_GROW_DOWNWARD case.
-
- * c-decl.c (parmlist_tags_warning): Only suppress warning on
- union if anonymous.
-
- * libgcc2.c (_trampoline): Rework last change; both getpagesize
- and mprotect are in cygwin32.
-
- * reload1.c (reload): Add IN_ADDR to IN_ADDR_ADDR when computing
- needs since they conflict.
-
- * print-rtl.c (indent): Move to file level; was static in print_rtx.
- (print_inline_rtx): New function.
- * reload.c (debug_reload): Rework to make output more compact.
-
- * dwarfout.c (output_compile_unit_die): Add support for Pascal.
- * dwarf2out.c (gen_compile_unit_die): Likewise.
-
- * c-typeck.c (lvalue_p, case BIND_EXPR, RTL_EXPR): Return 1 if array.
-
- * Makefile.in (OBJC_OBJC): Delete from here.
-
- * varasm.c (compare_constant_1, case STRING_CST): Compare TYPE_MODE.
- (record_constant_1, case STRING_CST): Record TYPE_MODE.
-
- * tree.c (contains_this_placeholder_p): Delete.
- (contains_placeholder_p): Now contains code from above function.
- (contains_placeholder_p, case 'r'): Don't look at offset info.
- * expr.c (expand_expr, case PLACEHOLDER_EXPR): Find innermost
- matching and don't check contains_placeholder_p.
-
-Fri Aug 1 17:15:07 1997 Per Bothner <bothner@cygnus.com>
-
- * objc/objc-act.c (lang_init): Don't check_newline #if USE_CPPLIB.
- * c-lex.c (lang_init): Remove (recently moved here).
- * c-lang.c (lang_init): Restore, but add #if !USE_CPPLIB.
-
-Fri Aug 1 11:26:45 1997 Jeffrey A Law (law@cygnus.com)
-
- * pa.c (pa_reorg): Explode ADDR_DIFF_VEC insns too.
-
-Thu Jul 31 19:37:22 1997 Ian Lance Taylor <ian@cygnus.com>
-
- * libgcc2.c (getpagesize): Don't compile if __CYGWIN32__.
-
-Thu Jul 31 16:04:42 1997 Stan Cox <coxs@dg-rtp.dg.com>
-
- * i386.c (output_to_reg, output_fix_trunc): Use scratch memory,
- if available, instead of dynamically extending the stack.
- (put_condition_code, print_operand): Added reverse_cc to reverse the
- comparison when $ah is accessed directly instead of using eflags
-
- * i386.md (*trunc*): Use scratch memory for output_fix_trunc.
- (movsicc_1, movhicc_1) Change alternative 3 to:
- jCC L1; mov; jmp L2; L1:mov; L2:
- (movsfcc, movdfcc, movxfcc): Force constant operands to memory.
- (movsfcc_1, movdfcc_1, movxfcc_1): Change alternative 3 as above.
-
-Thu Jul 31 16:04:42 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * i386.h (MAX_FIXED_MODE_SIZE): Define.
-
-Thu Jul 31 16:04:42 1997 Robert Lipe <robertl@dgii.com>
-
- * i386/sco5.h (SWITCHES_NEED_SPACES) Define.
- Required by the COFF (but not ELF) linker.
-
-Wed Jul 30 15:03:52 1997 Per Bothner <bothner@cygnus.com>
-
- * demangle.h (DMGL_JAVA): New option to request Java demangling.
- * cplus-dem.c: Various changes to produce Java output when passed
- DMGL_JAVA. Thus "::" becomes "." and "JArray<Foo>" becomes "Foo[]".
- (main): Support --java and -j flags to set DMGL_JAVA.
-
-Wed Jul 30 08:56:08 1997 Philip Blundell <Philip.Blundell@pobox.com>
-
- * configure.in (arm-*-*): Replace with arm-*-aout.
- * arm/aout.h (SET_ASM_OP): Define by default.
- * arm/riscix.h (SET_ASM_OP: Undefine.
- * arm.h (CPP_SPEC): Add %(subtarget_cpp_spec).
- (SUBTARGET_CPP_SPEC): New macro.
- * arm/linux.h: Include aout.h rather than arm.h directly.
- (TARGET_CPU_DEFAULT): Define.
- ({ASM,CPP}_SPEC): Remove.
- * arm/t-linux (MULTILIB_OPTIONS): Use -mapcs-NN instead of -mN.
- (LIB1ASMSRC): Use generic ARM version.
- (CROSS_LIBGCC1): Define.
- * arm/lib1funcs-linux.asm: Remove.
-
-Tue Jul 29 17:57:47 1997 Per Bothner <bothner@cygnus.com>
-
- * Add hooks for using autconf-style Makefile.in in language subdirs.
- * configure.in (all_outputs, oldstyle_subdirs): New variables.
- Pass all_outputs to AC_OUTPUT.
- * configure.lang: Only iterate over oldstyle_subdirs.
-
- * Patches to use cpplib with cc1 #if USE_CPPLIB.
- * configure.in (--enable-c-cpplib): New option.
- (extra_c_flags, extra_c_objs): New variables.
- * Makefile.in (EXTRA_C_OBJS): New variable.
- (INTERNAL_CFLAGS): Add @extra_c_flags@.
- (C_OBJS): Add $(EXTRA_C_OBJS).
- * c-lex.c (generally): Replace getc and ungetc by macros GETC and
- UNGETC. Avoid explicit references to finput.
- (yy_get_token): New function, that calls cpp_get_token.
- (init_parse): New function - calls init_lex.
- (finish_parse): New function (called by compile_file).
- (GET_DIRECTIVE_LINE): New macro wrapper replaces get_directive_line.
- (lang_init): Don't check_newline - already know main_input_filename.
- (handle_sysv_pragma): Remove FILE* parameter.
- * toplev.c (finput): Remove #if USE_CPPLIB.
- (compile_file): #if USE_CPPLIB don't open input file here,
- do it in cpp_start_read. Call init_parse instead of init_lex.
- At end, call finish_parse instead of fclose(finput).
-
-Mon Jul 28 15:48:29 1997 Brendan Kehoe <brendan@cygnus.com>
-
- * integrate.c (expand_inline_function): Use xmalloc instead of
- alloca for the LABEL_MAP.
- (save_for_inline_copying): Likewise.
-
-Mon Jul 28 11:22:16 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * toplev.c (compile_file): Also emit any deferred TREE_PUBLIC inlines.
- (rest_of_compilation): Use decl_printable_name instead of DECL_NAME
- to identify functions in the RTL dump files.
-
- * dwarf2out.c (add_location_or_const_value_attribute):
- leaf_renumber_regs_insn. Also eliminate_regs here.
- (add_AT_location_description): Not here. Don't emit anything
- for a variable that has been optimized away.
- (add_const_value_attribute): Likewise.
-
- * dwarfout.c (location_or_const_value_attribute):
- leaf_renumber_regs_insn. Also eliminate_regs here.
- (location_attribute): Not here.
-
- * stor-layout.c (layout_type): Fix ancient code to match ancient
- comment. Use mode of field for one-field structs.
-
-Sun Jul 27 12:09:02 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * function.c (put_var_into_stack, trampoline_address): Treat
- inline_function_decl like current_function_decl.
- * expr.c (expand_expr, case LABEL_DECL): Likewise.
- (expand_expr, case SAVE_EXPR): Handle top-level SAVE_EXPR by
- moving into current function; abort if in incorrect context.
- * fold-const.c (fold_range_test, fold): Avoid making SAVE_EXPR
- if at top level.
-
- * dwarfout.c (ASM_OUTPUT_SOURCE_FILENAME): Delete default value.
-
- * alpha.h (TARGET_SWITCHES): Add -mno-byte.
-
- * expr.c (get_inner_unaligned_p): Deleted.
- (expand_assignment): Remove special-case of constant array.
- (expand_expr, case ARRAY_REF): Likewise, and clean up remaining code.
-
- * explow.c (probe_stack_range): Do probing with loop if more
- than a small number.
-
-Fri Jul 25 15:42:34 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
-
- * configure.in: Finish fixing calculation if default thread
- support is enabled.
-
-Fri Jul 25 15:30:09 1997 Doug Evans <dje@cygnus.com>
-
- * Makefile.in (native): Depend on config.h.
- (gcc.o): Depend on Makefile, not config.status.
-
-Fri Jul 25 10:56:50 1997 Jeffrey A Law (law@cygnus.com)
-
- * pa.c (pa_reorg): If TARGET_BIG_SWITCH, then do not explode
- ADDR_VEC insns. Slightly rework code which explodes ADDR_VEC
- insns.
- * pa.h (TARGET_BIG_SWITCH): Define.
- (TARGET_SWITCHES): Add "big-switch" and "no-big-switch".
- (CASE_VECTOR_MODE): Use TI or DI depending on TARGET_BIG_SWITCH.
- (CASE_DROPS_THROUGH): Remove definition.
- (ASM_OUTPUT_ADDR_VEC_ELT): Rewrite to handle TARGET_BIG_SWITCH.
- (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
- * pa.md (casesi): Rework to avoid some potential long branch
- problems (also makes generated code faster!). Handle
- TARGET_BIG_SWITCH.
- (casesi0): Corresponding changes.
-
-Fri Jul 25 08:36:47 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * calls.c: (expand_call): If -fstack-check and temp needed
- for arg is too large, use alloca.
- * expr.c (expand_expr, case MODIFY_EXPR): Don't preexpand calls
- if LHS is an indirect via a constant pointer.
-
-Thu Jul 24 21:49:11 1997 Pat Rankin <rankin@eql.caltech.edu>
-
- * bitmap.c (bitmap_operation): Reset CURRENT on deferred deletion.
-
-Wed Jul 23 23:52:14 1997 Chris Smith <csmith@convex.hp.com>
-
- * convex.h (CHECK_FLOAT_VALUE): Fix OVERFLOW capitalization.
-
-Wed Jul 23 13:00:47 1997 Richard Earnshaw <rearnsha@cambridge.arm.com>
-
- * configure.in (arm-*-netbsd*): Fix typo setting tmake_file.
-
-Wed Jul 23 06:39:35 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * configure.in (alpha*): Put quotes around MASK_GAS.
-
-Tue Jul 22 15:24:45 1997 Brendan Kehoe <brendan@cygnus.com>
-
- * tree.c (array_type_nelts): Make sure the domain of TYPE is set
- before we try to use it.
-
-Tue Jul 22 12:26:13 1997 Doug Evans <dje@cygnus.com>
-
- * sparc.c (gen_v9_scc): Handle early clobber of result.
- * sparc.md (seqdi_special): Don't clobber %xcc.
- (snedi_special, seqdi_special_trunc, snedi_special_trunc): Likewise.
- (snedi_zero, neg_snedi_zero, seqdi_zero, neg_seqdi_zero): Likewise.
- (snedi_zero_trunc, seqdi_zero_trunc): Likewise. Renamed from ..._sp64.
- (snedi_zero_trunc_sp32, seqdi_zero_trunc_sp32): Delete.
-
- * Makefile.in (Makefile): Pass xmake_file, tmake_file to
- configure.frag
- (distclean): Delete Make-host, Make-target.
- * configure.in (host_overrides): Set to Make-host.
- (dep_host_xmakefile): Loop over all elements in host_make_file.
- (target_overrides): Set to Make-target.
- (dep_tmake_file): Loop over all elements in tmake_file.
- (configure.frag): Pass dep_host_xmake_file, dep_tmake_file.
- * configure.frag: New arguments xmake_files, tmake_files.
- Build Make-host, Make-target.
-
-Mon Jul 21 23:17:44 1997 Paul Eggert <eggert@twinsun.com>
-
- * objc/Make-lang.in, objc/Makefile.in: Comment out lines containing
- just formfeeds.
-
-Mon Jul 21 14:05:46 1997 Doug Evans <dje@cygnus.com>
-
- * Makefile.in (Makefile): Depend on config.status instead
- of configure.
- (config.status): Depend on configure. Run config.status --recheck
- if out of date.
- (cstamp-h.in): Use echo instead of touch.
-
- * reload1.c (reload_cse_mem_conflict_p): Restore handling of
- (mem:BLK const0_rtx) meaning all memory is clobbered.
-
-Mon Jul 21 06:20:10 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * m68k.md (iorsi_zexthi_ashl16): Mark output operand as earlyclobber.
-
-Sun Jul 20 06:11:30 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * configure.in (alpha*-*-*): Set cpu_type to alpha.
- Change "alpha-" to "alpha*-" in all entries.
- Set target_cpu_default for ev5 and ev56 systems.
- Use symbolic names for target_cpu_default.
- * alpha.c (override_options): Set default for alpha_cpu
- from TARGET_CPU_DEFAULT.
- * alpha.h (MASK_CPU_EV5): New macro.
-
- * tree.c (contains_placeholder_p): Call contains_this_placeholder_p.
- (contains_this_placeholder_p): Renamed from contains_placeholder_p.
- Added new arg, PL.
- Rework to make more consistent, check more codes, and avoid
- undefined fields.
- * expr.c (expand_expr, case PLACEHOLDER_EXPR): Pick outermost
- object in placeholder_list of right type without a PLACEHOLDER_EXPR.
-
-Sat Jul 19 18:00:01 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * alpha.c (override_options): Allow processor of ev56 or 21164a.
- (input_operand, case MEM): Correct test involving TARGET_BYTE_OPS.
- * alpha.h (SECONDARY_{IN,OUT}PUT_RELOAD_CLASS): Don't need for
- QImode or HImode if TARGET_BYTE_OPS.
- (ASM_FILE_START): Write a .arch directive.
- (STACK_CHECK_BUILTIN): New macro.
- * alpha.md ({zero_,}extend[qh]i[dsh]i2): Rework TARGET_BYTE_OPS cases.
- (mov[hq]i): Likewise.
- (extend[qh]i[hsd]i2x): Add missing cases and fix typo in constraint.
- (reload_{in,out}[qh]i): Disable for TARGET_BYTE_OPS.
-
-Fri Jul 18 23:24:57 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * varasm.c (make_decl_rtl): Don't use ASM_FORMAT_PRIVATE_NAME for
- local decls with TREE_PUBLIC set.
- (bc_make_decl_rtl): Likewise.
-
-Fri Jul 18 22:16:28 1997 Doug Evans <dje@cygnus.com>
-
- * configure.in: Invoke AC_CONFIG_HEADER.
- Check for string.h, strings.h, stdlib.h, time.h, unistd.h.
- Check for whether malloc/realloc/free need to be declared.
- (links): Rename config.h to config2.h.
- (AC_OUTPUT): Create cstamp-h.
- * Makefile.in (config.in,cstamp-h.in): Add rules for.
- (config.h,cstamp-h): Add rules for.
- (distclean): Delete config2.h, cstamp-h.
- (ALL_CFLAGS): Add @DEFS@.
- * aclocal.m4, acconfig.h: New files.
-
- * Makefile.in (distclean): Delete Make-host, Make-target.
- * configure.in (host_overrides): Set to host_xmake_file, don't create
- Make-host.
- (target_overrides): Set to tmake_file, don't create Make-target.
- (language subdir support): Keep together.
-
- * c-decl.c (duplicate_decls): Set DECL_ABSTRACT_ORIGIN to olddecl
- if inline function and not new definition.
-
- * configure.in: Don't loop trying to configure language subdirs.
- Don't pass to configure.lang variables it doesn't use.
- * configure.lang: Delete top level directory from loop.
- Delete code not useful for language subdirs.
-
-Fri Jul 18 08:12:53 1997 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
-
- * toplev.c (rest_of_compilation): Call reload_cse_regs here.
- * reload1.c (reload): Don't call it here.
- (reload_cse_mem_conflict_p): Remove MEM_OFFSET and MEM_MODE args.
- (reload_cse_mem_conflict_p, case MEM): Call anti_dependence.
- (reload_cse_invalidate_mem): Update call to reload_cse_mem_conflict_p.
- (reload_cse_regs): No longer static.
- Call init_alias_analysis.
- Ignore CLOBBER in a PARALLEL.
-
-Fri Jul 18 06:44:22 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * objc/Make-lang.in (objc-headers): Fix command for the new build
- directory layout, don't pass srcdir variable.
- * objc/Makefile.in (copy-headers): Use $(srcdir) from this
- makefile, not the parent's.
-
-Thu Jul 17 16:03:03 1997 Doug Evans <dje@cygnus.com>
-
- * configure.lang (EXTRA_HEADERS,EXTRA_PASSES,EXTRA_PARTS): Delete.
- (EXTRA_PROGRAMS,EXTRA_OBJS,EXTRA_GCC_OBJS,MD_DEPS): Delete.
- (version) Delete duplicate entry.
- * configure.in (merged_frags): Delete unused variable.
- (extra_headers_list): Move setting outside of subdir loop.
- (extra_headers,extra_passes): Don't pass to configure.lang.
- (extra_programs,extra_parts,extra_objs): Likewise.
- (host_extra_gcc_objs,gxx_include_dir,md_cppflags): Likewise.
-
-Thu Jul 17 07:00:43 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * expr.h (STACK_CHECK_*): Provide default values.
- (probe_stack_range): New declaration.
- * flags.h (flag_stack_check): Likewise.
- * explow.c (allocate_dynamic_stack_space): Call probe_stack_range.
- (emit_stack_probe, probe_stack_range): New functions.
- * function.c (expand_function_end): If function is non-leaf and stack
- checking is requested, emit needed probes.
- * reload1.c (reload): If checking stack, verify frame small enough.
- * stmt.c (expand_decl): If stack checking, use alloca for large vars.
- * toplev.c (flag_stack_check): New variable.
- (f_options): Add "stack-check".
-
- * reorg.c (mark_target_live_regs): Pass FIRST_PSEUDO_REGISTER to
- call to EXECUTE_IF_SET_IN_REG_SET.
-
-Wed Jul 16 14:51:00 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * i960.h (ASM_OUTPUT_ALIGNED_BSS): Define.
- (ASM_OUTPUT_ALIGNED_LOCAL): Use standard method to convert ALIGN
- to power-of-two of bytes.
-
- * sparc.h (ASM_OUTPUT_ALIGNED_BSS): Define.
- * sparc/sysv4.h (ASM_OUTPUT_ALIGNED_BSS): Undef before definition.
-
-Wed Jul 16 14:34:09 1997 Klaus Espenlaub (kespenla@hydra.informatik.uni-ulm.de)
-
- * calls.c (emit_library_call_value): Initialize all argvec elements.
-
-Wed Jul 16 14:31:39 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * global.c (global_conflicts): Pass FIRST_PSEUDO_REGISTER to
- call to EXECUTE_IF_SET_IN_REG_SET.
-
-Wed Jul 16 10:57:03 1997 Richard Earnshaw (rearnsha@cambridge.arm.com)
-
- * From Rob Black (r.black@ic.ac.uk) and Mark Brinicombe
- (amb@physig.ph.kcl.ac.uk):
- * configure.in (arm-*-netbsd*): New configuration.
- * arm/netbsd.h, arm/t-netbsd, arm/xm-netbsd.h: New files.
-
-Wed Jul 16 10:57:03 1997 Richard Earnshaw (rearnsha@cambridge.arm.com)
-
- * arm.c (tune_flags): New variable.
- (target_{cpu,fpe}_name): Delete.
- (arm_fpu_arch): New variable.
- (arm_select): Also allow -march=... to configure just the
- architecture.
- (all_procs): Allow armv{2,2a,3,3m,4,4t} for use with -march=.
- (arm_override_options): Handle -march=, but don't let -mcpu=
- and -mtune= match the architecture names, since we can only
- tune for an implementation. Rework selection of tuning options
- for floating point.
- (use_return_insn): Support interworking with Thumb code.
- (arm_rtx_costs): Rework multiply costs so that cost is based on
- the tune, not the architecture.
- (f_register_operand): New function.
- (output_return_instruction): Support interworking with Thumb code.
- (output_func_epilogue): Support interworking with Thumb code.
- Remove redundant calculation of code_size. Use floating-point
- load-multiples if permitted.
- (emit_sfm): New function.
- (arm_expand_prologue): Use floating-point store-multiples if
- permitted.
-
- * arm.h (CPP_CPU_ARCH_SPEC): Handle -march=...
- (TARGET_OPTIONS): Add arch= and fp=. Delete fpe=.
- (enum processor_type): Add PROCESSOR_NONE, for use in all_procs table.
- (FP_DEFAULT): Default floating point architecture for generic
- back-end.
- (PREDICATE_CODES): Add f_register_operand.
-
- * arm.md (*push_fp_multi): New pattern.
-
-
-Tue Jul 15 22:08:47 1997 Jim Wilson <wilson@cygnus.com>
-
- * Makefile.in (exeext): Set to build_exeext not exeext.
- * configure.in (exeext): Delete redundant set and AC_SUBST call.
- Change remaining AC_SUBST to use build_exeext instead of exeext.
-
-Tue Jul 15 15:48:25 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
-
- * configure.in: Fix calculation if default thread support is enabled.
-
-Tue Jul 15 13:38:46 1997 Mike Meissner <meissner@cygnus.com>
-
- * rtl.h (replace_regs): Declare.
-
-Mon Jul 14 16:18:19 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * i960.h (ASM_OUTPUT_MI_THUNK): Define.
-
- * dwarf2out.c (gen_subprogram_die): Remove unreachable and redundant
- code.
-
-Mon Jul 14 14:22:45 1997 Jeffrey A Law (law@cygnus.com)
-
- * calls.c (emit_library_call): Use right index into argvec array
- when iterating over arguments which need to be pushed on the stack.
- (emit_library_call_value): Likewise.
-
-Mon Jul 14 08:17:41 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * gcc.c (convert_filename): Fix typo.
-
-Mon Jul 14 08:10:12 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * configure.in: Clear headers and lib2funcs before re-reading
- config-lang.in.
-
- * m68k/linux.h (LINK_SPEC): Fix last change.
-
-Mon Jul 14 08:03:38 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
-
- * configure.in (sparc-*-linux-gnu{*,libc1*}): Add sparc/t-linux.
- * sparc/t-linux: New file.
-
- * alpha/elf.h (LINK_SPEC): Fix typo.
- * configure.in (alpha-*-linux-gnu*): Set tmake_file.
- * alpha/t-linux: New file.
-
-Mon Jul 14 07:41:37 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
-
- * m68k.c (output_{and,ior,xor}si3): New functions from patterns bodies.
- * m68k.h (output_{and,ior,xor}si3): New extern declarations.
- * m68k.md (adddi3, subdi3): Allow constant operand.
- (anddi3, iordi3, xordi3): New patterns.
- ({and,ior,xor}si3_internal): Use corresponding output_???si3 function.
-
-Mon Jul 14 07:33:11 1997 Fila Kolodny <fila@ibi.com>
-
- * configure.in (*-*-gnu*): Add crt{begin,end}S.o to extra_parts.
-
-Mon Jul 14 07:26:36 1997 Craig Burley <burley@gnu.ai.mit.edu>
-
- * varasm.c (assemble_variable): If low part of size
- doesn't fit in an int, variable is too large.
-
-Mon Jul 14 06:51:37 1997 Mike Meissner <meissner@cygnus.com>
-
- * bitmap.{h,c}: New files.
- * Makefile.in (OBJS): Add bitmap.o.
- (BASIC_BLOCK_H): New make variable for basic-block.h, bitmap.h.
- ({flow,combine,regclass,local-alloc,reload1,reorg,sched}.o): Use
- BASIC_BLOCK_H variable instead of basic-block.h.
- * basic-block.h (*REG_SET): Delete old implementation; use bitmap.h.
- (regset_{size,bytes}): Delete.
- (regs_live_at_setjmp): Declare.
- (EXECUTE_IF_SET_AND_RESET_IN_REG_SET): Delete.
- * flow.c (init_regset_vector): Make global; don't take basic block
- times # of pseduos as argument.
- (life_analysis): Change all init_regset_vector calls.
- Use free_regset_vector to release arrays only flow uses at end.
- (allocate_for_life_analysis): Change init_regset_vector call.
- Don't set regset_{size,bytes}.
- (free_regset_vector): Call FREE_REG_SET to release any
- memory allocated by each vector.
- (propagate_block): Call FREE_REG_SET on dead/live.
- (mark_used_regs): Don't use REGSET_ELT_TYPE anymore.
- * output.h (allocate_for_life_analysis): Add declaration.
- (regno_uninitialized, regno_clobbered_at_setjmp): Likewise.
- (dump_flow_info, flow_analysis): Likewise.
- * regclass.c (init_reg_sets): Invoke INIT_ONCE_REG_SET.
- (allocate_reg_info): Invoke MAX_REGNO_REG_SET.
- (regset_release_memory): Free basic_block_live_at_start storage.
- * reorg.c (mark_target_live_regs): Delete unused variables.
- * sched.c (schedule_block): Free space associated with
- reg_pending_sets and old_live_regs.
- (schedule_insns): Free bb_{dead,live}_regs on first pass.
- (sched_analyze_insn): Use EXECUTE_IF_SET_IN_REG_SET and then clear.
- * toplev.c (rest_of_compilation): Call regset_release_memory.
-
-Mon Jul 14 00:14:13 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * toplev.c (main): Prefer DWARF 2 or stabs with -ggdb.
- * ns32k/tek6000.h (PREFERRED_DEBUGGING_TYPE): DBX_DEBUG.
- * alpha.h (PREFERRED_DEBUGGING_TYPE): SDB_DEBUG.
- * mips.h (PREFERRED_DEBUGGING_TYPE): SDB_DEBUG.
-
-Sun Jul 13 15:11:08 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * stupid.c (stupid_mark_refs): If setting reg set only in this
- insn and not referenced, make REG_UNUSED note.
-
-Sun Jul 13 14:03:19 1997 Michael Meissner <meissner@cygnus.com>
-
- * gcc.c (process_command): If -save-temps and -pipe were specified
- together, don't do -pipe.
-
-Sun Jul 13 12:27:03 1997 Doug Evans <dje@cygnus.com>
-
- * gcc.c (main): Handle blank in version_string when comparing
- with compiler_version.
-
-Sat Jul 12 01:53:55 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * sparc.c (output_function_prologue): Fix offset from CFA.
- (sparc_flat_output_function_prologue): Likewise.
-
-Fri Jul 11 09:49:15 1997 Jeffrey A Law (law@cygnus.com)
-
- * mips.c (epilogue_reg_mentioned_p): Delete unused function.
- (mips_epilogue_delay_slots): Likewise.
- (function_epilogue): Greatly simplify.
- (mips_expand_epilogue): If we have a null prologue/epilogue,
- then use a normal return insn. Emit blockage insns before
- stack pointer adjustments.
- (mips_can_use_return_insn): Renamed from simple_epilogue_p. All
- callers changed. Do not use return insns if $31 is live in the
- function or if generating profiling information.
- * mips.h (DELAY_SLOTS_FOR_EPILOGUE): Delete.
- (ELIGIBLE_FOR_EPILOGUE_DELAY): Likewise.
- * mips.md (return): Remove expander and change the pattern to
- look like a standard "return" insn.
- (return_internal): Show use of $31 explictly.
- (epilogue expander): Enable.
-
-Thu Jul 10 13:04:53 1997 Doug Evans <dje@cygnus.com>
-
- * cccp.c (INO_T_EQ): Return 0 for MSDOS.
-
- * Makefile.in (CC): Use autoconf value.
-
-Tue Jul 8 18:08:00 1997 Jim Wilson <wilson@cygnus.com>
-
- * dwarf2out.c (gen_subprogram_die): When handling declarations, test
- DECL_CONTEXT not decl_class_context before equate_decl_number_to_die.
-
-Tue Jul 8 16:47:13 1997 Michael Meissner <meissner@cygnus.com>
-
- * rs6000.md (movsi define_split): Use unsigned HOST_WIDE_INT,
- not unsigned.
-
-Sat Jul 7 00:01:41 1997 Jim Meyering <meyering@eng.ascend.com>
-
- * i386/t-sol2 (crt[1in].o): Also depend on $(GCC_PASSES).
-
-Fri Jul 4 11:45:39 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * dwarf2out.c (DWARF_CIE_HEADER_SIZE, DWARF_FDE_HEADER_SIZE,
- size_of_cfi, size_of_fde, calc_fde_sizes, next_fde_offset,
- cie_size): Lose.
- (ASM_OUTPUT_DWARF_STRING): Move earlier.
- (INCOMING_FRAME_SP_OFFSET): Provide default.
- (initial_return_save): Adjust for CFA offset.
- (dwarf2out_frame_debug): Lookup initial CFA offset when setting up.
- (output_call_frame_info): Use label subtraction for length fields.
- Add pointer to exception region information in for_eh case.
- (dwarf2out_do_frame): New fn.
- (dwarf2out_frame_init): Use INCOMING_FRAME_SP_OFFSET.
- (dwarf2out_frame_finish): Don't bother emitting .debug_frame for
- non-Irix targets. Just emit .eh_frame.
- (output_die): Refer to an FDE with label subtraction.
- * i386.h (INCOMING_FRAME_SP_OFFSET): Define.
- * defaults.h (DWARF2_UNWIND_INFO): Define if
- INCOMING_RETURN_ADDR_RTX is provided.
- * final.c (final): Don't call dwarf2out_frame_debug unless we are
- doing dwarf 2.
-
-Thu Jul 3 17:37:52 1997 Jim Wilson <wilson@cygnus.com>
-
- * fp-bit.c (unpack_d): Check fraction not sign to distinquish QNaN.
-
-Wed Jul 2 09:48:03 1997 Michael Meissner <meissner@cygnus.com>
-
- * loop.c (strength_reduce): Make sure register does not exceed the
- table size when looking up the last UID.
-
-Wed Jul 2 07:47:44 1997 Nick Burrett <n.a.burrett@btinternet.com>
-
- * genoutput.c (process_template): Place increment expression
- outside of putchar function call.
-
-Wed Jul 2 06:56:52 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
-
- * sparc/linux.h (LIBGCC_SPEC): Removed.
- (CC1_SPEC): Add %{profile:-p}.
- ({CPP,LIB,LINK}_SPEC): Choose glibc 1 or 2 depending on USE_GNULIBC_1.
- * configure.in (sparc-*-linux-gnulibc1*): New configuration.
-
- * configure.in (powerpc-*-linuxgnu*): Default thread_file is posix.
- Set xmake_file to x-linux. Add extra_parts.
- * rs6000/linux.h (LINK_SPEC): Defined.
-
- * m68k/linux.h (LINK_SPEC): Pass -shared for -shared.
- ({CPP,LINK}_SPEC): Choose for glibc 1 or 2 depending on USE_GNULIBC_1.
- * configure.in (m68k-*-linux-gnu*): Default thread_file is `posix'.
- (m68k-*-linux-gnulibc1): New configuration.
-
- * alpha/elf.h (LINK_SPEC): Change ld-gnu.so.1 to ld-linux.so.2.
- * configure.in (alpha-*-linux-gnu*): Default thread_file is `posix'.
-
-Wed Jul 2 06:12:37 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * alpha.md (divsi3, modsi3, udivsi3): Comment out.
- (extendsfsd2_no_tp): Add alternative with output in MEM, input in REG.
-
- * configure.in (*-linux*): Add "-gnu" to names to match.
-
- * libgcc2.c (_trampoline): Add stdcall attribute to VirtualProtect
- on i386.
-
- * objc/objc.gperf: Renamed from gperf.
-
-Wed Jul 2 05:42:19 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * objc/Make-lang.in ($(srcdir)/objc/objc-parse.c): Fix command
- to use the right file names.
-
-Tue Jul 1 23:25:42 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * reorg.c (redundant_insn): If INSN or possible match has REG_UNUSED
- note, don't have match.
-
-Tue Jul 1 18:36:24 1997 Doug Evans <dje@cygnus.com>
-
- * mips.c (mips_output_external): Don't output .extern's for
- variables in user specified sections unless they're .sbss/.sdata.
-
-Tue Jul 1 18:30:26 1997 Jim Wilson <wilson@cygnus.com>
-
- * cse.c (find_best_addr): Add missing rtx_cost arguments.
-
- * fp-bit.c (float_to_usi): Move code for negative numbers before code
- for infinity. Modify infinty code to only handle positive infinities.
-
-Tue Jul 1 11:16:41 1997 Robert Lipe <robertl@dgii.com>
-
- * fixinc.sco: Restore pwd after copy.
- Convert declaration of abs in math.h to prototype.
- Fix static functions in sys/stat.h for C++.
-
-Tue Jul 1 10:55:47 1997 Michael Meissner <meissner@cygnus.com>
-
- * rs6000.md ({add,ior,xor}si3): Change to use define_expand wrapper
- and split add/ior/xor of large constants early.
- (andsi3): Remove 6/29 code to do and of large constants.
- (nor, nand, eqv, maskir): Add names to all logical define_insns.
-
-Tue Jul 1 09:03:35 1997 Jeffrey A Law (law@cygnus.com)
-
- * h8300.h (BIGGEST_FIELD_ALIGNMENT): Remove definition.
- * mips.h (BIGGEST_FIELD_ALIGNMENT): Likewise.
-
-Mon Jun 30 14:58:00 1997 Jeffrey A Law (law@cygnus.com)
-
- * sh.c (sh_expand_epilogue): Emit blockage insn before cutting
- back stack.
-
-Sun Jun 29 11:27:07 1997 Michael Meissner <meissner@cygnus.com>
-
- * rs6000.h (TARGET_FLAGS): Add -m{,no-}update to suppress
- creating load/store with update instructions, and also
- -m{,no-}fused-madd to suppress the generation of fused add and
- multiply instructions. Move debug flags to TARGET_OPTIONS.
- (GO_IF_LEGITIMATE_ADDRESS): Don't allow PRE_{INC,DEC} if -mno-update.
- (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
- (rs6000_debug_{name,stack,arg}): Add declarations.
- (toc_initialized): Likewise.
- (got_no_const_operand): Likewise.
- (PREDICATE_CODES): Add got_no_const_operand.
- (toc_section): Make toc_initialized a global.
- (RTX_COSTS): Set appropriate costs for add, logical operators that
- are really two instructions.
-
- * rs6000.c (rs6000_debug_{name,stack,arg}): Add definitions.
- (rs6000_override_options): Process debug flags.
- (toc_initialized): Global to say toc initialized.
- (small_data_operand): Use #if TARGET_ELF, not #ifdef TARGET_SDATA.
- (rs6000_init_expanders): Likewise.
- (SMALL_DATA_RELOC): Likewise.
- (got_no_const_operand): Recognize SYMBOL_REF and LABEL_REF.
- (rs6000_makes_calls): System V profiling doesn't count as a call.
- (rs6000_stack_info): Likewise.
- (rs6000_output_load_toc_table): Take register number argument to
- determine register to load. Generate correct code if more than
- one toc table is done in System V due to profiling or non-local
- gotos. If System V toc is not initialized, initialize it now.
- (rs6000_allocate_stack_space): Move code from output_prolog to
- allocate stack space. Take -mno-update into account.
- (output_prolog): Call rs6000_allocate_stack_space. Only set
- rs6000_pic_func_labelno if not profiling.
- (output_function_profiler): Implement System V profiling.
- (and_operand): Don't call reg_or_short_operand.
- (rs6000_finalize_pic): If not optimizing, insert a USE of the GOT
- register as the last insn.
-
- * rs6000.md (load/store update): Take -mno-update into account.
- If -msoft-float, support SF load/store with update to GPR regs.
- (allocate_stack): Take -mno-update into account.
- (add/subtract + multiply instructions): Take -mno-fused-madd into
- account.
- (nonlocal_goto_receiver): Specify register # to load.
- ({add,and,ior,xor}si3): Recognize operation done with full 32 bit
- constant, splitting latter if need be.
- (andsi3 define_split): Fix up splitting andsi3 of large constant.
- ({ior,xor}si3 define_split): Use GEN_INT to create integer rtx
- values.
- (movsi_got{,_internal}): Split the load of a CONST into load of
- the SYMBOL_REF/LABEL_REF and an add.
- (movsi): Know that addsi3 can handle large values now for NT.
-
- * sysv4.h (TARGET_SDATA): Remove explicit bit for -msdata.
- (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
- (ASM_OUTPUT_ALIGNED_LOCAL): Likewise.
- (SUBTARGET_SWITCHES): Indicate -m{,no-}sdata doesn't set any flags.
- (ASM_SPEC): Only pass -m{,no-}reg-names if assembling .s/.S files.
- (CC1_SPEC): If -msdata, invoke compiler with -msdata=default.
- (PROFILE_BEFORE_PROLOGUE): Likewise.
- (RS6000_MCOUNT): Define as "_mcount".
- (toc_section): Make toc_initialized a global.
-
-Fri Jun 27 19:01:11 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
-
- * config/t-linux-gnulibc1: New file.
- * configure.in (i[3456]86-*-linux*): Default thread_file is `posix'.
- (i[3456]86-*-linux*gnulibc1): New case.
- * config/linux.h (LIB_SPEC): Choose for glibc 1 or 2 depending
- on USE_GNULIBC_1.
- * i386/linux.h (CPP_SPEC, LINK_SPEC): Likewise.
-
-Fri Jun 27 19:00:52 1997 Ralf Baechle <ralf@waldorf-gmbh.de>
-
- * config/linux.h (PREFERRED_DEBUGGING_TYPE): Undefine before define.
-
-Fri Jun 27 18:35:04 1997 Alan Modra <alan@spri.levels.unisa.edu.au>
-
- * configure.in: Clean up Make-{host,target,hooks} in all
- subdirs, not just '.'.
- * Makefile.in (distclean): Delete */Make-{host,target,lang,hooks}.
-
-Fri Jun 27 18:27:11 1997 Fila Kolodny <fila@ibi.com>
-
- * config/xm-gnu.h (fcntl.h): Only include if not building libgcc.a.
-
-Fri Jun 27 18:17:44 1997 Doug Evans <dje@cygnus.com>
-
- * configure.frag: Rewrite.
-
- * objc/Make-lang.in (OBJC_CCOMMON): Object files don't go in srcdir.
- (OBJC_OBJS): Likewise.
- (OBJC_O): Likewise.
- (objc-parse.o, objc-act.o): Fix rules.
- (objc/libobjc files): Fix rules.
-
-Fri Jun 27 13:23:38 1997 Andrew Cagney <cagney@tpgi.com.au>
-
- * fp-bit.c (float_to_si): Correct return value when Inf.
-
-Fri Jun 27 10:47:09 1997 Scott Christley <scottc@net-community.com>
-
- * Makefile.in (DLLTOOL): Define.
- * objc/Make-lang.in (libobjc_entry.o, libobjc_s.a, libobjc.dll):
- New targets.
- (objc.install-normal): Install Objective-C runtime as a DLL.
- (objc.mostlyclean): Clean up files used to build DLL.
- * objc/libobjc.def: New file.
- * objc/libobjc_entry.c: New file.
-
- * objc/sendmsg.c (search_for_method_in_list): No longer static.
-
- * Makefile.in (GCC_THREAD_FILE): Renamed from OBJC_THREAD_FILE.
- * configure.lang (GCC_THREAD_FILE): Likewise.
- * configure.in (--enable-threads): New parameter.
- * objc/Make-lang.in (OBJC_THREAD_FILE): New definition.e
- * objc/config-lang.in: Print message about ObjC thread file.
-
- * cccp.c (INO_T_EQ): Define for Win32 but not Cygwin32.
- * i386/mingw32.h: New file.
- * i386/xm-mingw32.h: New file.
- * configure.in (i[3456]86-*-mingw32): New target.
- * protoize.c (link): Eliminate definition on Win32.
-
- * objc/thr-posix.c (__objc_thread_yield): Use sched_yield instead.
-
-Fri Jun 27 10:36:41 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * stor-layout.c (layout_record, PCC_BITFIELD_TYPE_MATTERS):
- Round up when calculating possible end address.
-
-Wed Jun 25 19:54:29 1997 Jim Wilson <wilson@cygnus.com>
-
- * unroll.c (final_giv_value): Verify that bl->initial_value is
- invariant before trying to use it.
-
-Wed Jun 25 18:13:05 1997 Michael Meissner <meissner@cygnus.com>
-
- * rs6000/sysv4.h (WCHAR_TYPE{,_SIZE}): Make wchar_t long as per
- ABI spec.
-
-Wed Jun 25 16:56:16 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * sparc.h (INCOMING_RETURN_ADDR_RTX): Define.
- (DBX_REGISTER_NUMBER): Fix frame pointer regno for -mflat.
- * sol2.h (DBX_REGISTER_NUMBER): Likewise.
- * sparc.c (save_regs): Emit dwarf2 frame debug info.
- (output_function_prologue, sparc_flat_save_restore,
- sparc_flat_output_function_prologue): Likewise.
-
- * dwarf2.h (enum dwarf_call_frame_info): Add DW_CFA_GNU_window_save.
- * dwarf2out.c (dwarf_cfi_name, output_cfi): Support it.
- (dwarf2out_cfi_label): Make non-static.
- (initial_return_save): Support PLUS.
- (dwarf2out_window_save, dwarf2out_return_save,
- dwarf2out_return_reg): New fns.
-
- * dwarf2out.c (SECTION_FORMAT): Use PUSHSECTION_FORMAT, if defined.
- (DEBUG_INFO_SECTION): Rename from DEBUG_SECTION.
- (DEBUG_LINE_SECTION): Rename from LINE_SECTION.
- * mips/iris6.h: Likewise.
-
-Wed Jun 25 16:25:41 1997 Scott Christley <scottc@net-community.com>
-
- * Makefile.in (GCC_PASSES): Don't define with $(exeext).
- * configure.in ({cc,stage_prefix}_set_by_configure): Eliminate extra
- comma and don't pass value to configure.lang.
- * objc/Make-lang.in (objc-runtime): Add objc-headers.
-
- * configure.in: Execute configure.frag in a shell.
-
- * configure.in (cross_overrides, build_overrides): Default to
- /dev/null to help platforms where sed cannot handle empty filenames.
-
- * Reorganize thread implementation to make a clearly defined
- front-end/back-end interface.
- * objc/thr-{decosf1,irix,mach,os2,posix,pthreads,single}.c: Completely
- rework according to new interface.
- * objc/thr-{solaris,win32}.c: Likewise.
- * objc/thr.c: Likewise.
- * objc/thr.h: Define front-end/back-end interface functions and
- structures.
-
-Wed Jun 25 16:14:10 1997 Ovidiu Predescu <ovidiu@net-community.com>
-
- * Complete implementation of +load.
- * objc/init.c (objc_send_load): New function.
- (objc_class_tree): New structure.
- (create_tree_of_subclasses_inherited_from): New function.
- (__objc_tree_insert_class): New function.
- (objc_tree_insert_class): New function.
- (objc_preorder_traverse): New function.
- (objc_postorder_traverse): New function.
- (__objc_tree_print): New function.
- (__objc_destroy_class_tree_node): New function.
- (class_is_subclass_of_class): New function.
- (__objc_exec_class): Allocate class tree list and load hash table.
- (__objc_send_message_in_list): Rewrite using hash table.
- (__objc_send_load): Remove calls to _objc_load_callback.
- (objc_send_load): Make static. Create Tree of classes resembling
- class hierarchy for all modules. Call __objc_send_load on all of
- the modules in __objc_module_list.
- (__objc_create_classes_tree): New function.
-
- * objc/encoding.h (method_get_sizeof_arguments): Fix typo.
- * objc/objc-api.h (OBJC_ERR_BAD_STATE): New error code.
- On NeXT redefine object_copy and object_dispose to avoid
- a conflict with those defined in system library.
- * objc/selector.c (__objc_register_instance_methods_to_class): New
- function.
- * objc/runtime.h: Likewise. Add missing function prototypes.
-
-Wed Jun 25 15:09:01 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * Makefile.in (Makefile): Execute configure.frag from srcdir.
-
- * Makefile.in (configure): Target is $(srcdir)/configure.
-
-Tue Jun 24 15:18:14 1997 Jim Wilson <wilson@cygnus.com>
-
- * m68k.h (LIMIT_RELOAD_CLASS): Define.
-
- * recog.c (constrain_operands): When checking earlyclobbers, use
- operands_match_p instead of rtx_equal_p.
-
- * dwarfout.c (field_byte_offset): Check for object_offset_in_bits
- greater than bitpos_int and recompute object_offset_in_bytes if true.
-
- * mips.md (movdi_internal): Add x/J alternative.
- (movdi_internal2): Add x/J alternative; change a/I to a/J.
- (movsi_internal1, movsi_internal2): Change x/I alternative to x/J.
-
-Tue Jun 24 08:49:56 1997 Jeffrey A Law (law@cygnus.com)
-
- * pa.h (ASM_OUTPUT_SECTION_NAME): Fix typo.
-
-Mon Jun 23 22:48:00 1997 Jim Wilson <wilson@cygnus.com>
-
- * unroll.c (find_splittable_givs): Set splittable_regs_updates to
- biv_count for reduced givs.
-
-Mon Jun 23 10:51:53 1997 Jeffrey A Law (law@cygnus.com)
-
- * mn10200.c, mn10200.h, mn10200.md: New files for mn10200 port.
- * lib1funcs.asm, divmod.c, udivmod.c, udivmodsi4.c: Likewise.
- * t-mn10200, xm-mn10200.h, va-mn10200.h: Likewise.
- * Makefile.in (USER_H): Add va-mn10200.h.
- * varargs.h, stdarg.h: Include va-mn10200.h.
- * configure.in (mn10200-*-*): New target.
-
-Sun Jun 22 06:47:19 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * combine.c (force_to_mode): Don't do anything for ASM_OPERANDS insn.
-
-Sun Jun 22 06:29:28 1997 J. Kean Johnston <jkj@sco.com>
-
- * ginclude/stdarg.h: Protect va_list definition from SCO headers.
- * ginclude/varargs.h: Likewise.
-
-Sat Jun 21 20:56:23 1997 Scott Christley <scottc@net-community.com>
-
- * Make ObjC a front-end language.
- * Makefile.in (LANGUAGES, COMPILERS, .PHONY, stmp-int-hdrs): Remove
- specific references to ObjC compiler and source files.
- ({mostly,dist,maintainer,}clean, install-normal): Likewise
- (OBJC_OBJS, OBJC, OBJECTIVE-C, cc1obj, objc-runtime): Rules deleted.
- (libobjc.a, sublibobjc.a, objc-parse.{o, c, y}): Rules deleted.
- (objc-headers, install-libobjc): Rules deleted.
- * objc/Make-lang.in: New file; from rules deleted above.
- * objc/config-lang.in: New file.
- * objc/Makefile.in: Changes to support ObjC as a front-end language;
- renamed from Makefile.in.
- * objc-act.{c,h}, objc-parse.{c,y}, objc-tree.def: Moved to objc dir.
-
-Sat Jun 21 07:54:36 1997 Robert Lipe <robertl@dgii.com>
-
- * fixinc.sco (math.h): Correct the collision of "exception".
-
-Sat Jun 21 06:51:40 1997 Peter Gerwinski <peter@agnes.dida.physik.uni-essen.de>
-
- * rs6000.c (output_epilog): Name is "GNU Pascal", not all caps.
+2004-06-30 Roger Sayle <roger@eyesopen.com>
+
+ * expmed.c (expand_shift): Consider expanding LSHIFT_EXPR by a
+ constant as a sequence of additions depending upon the rtx_costs.
+ (synth_mult): Update the "observed" cost of a shift, based upon
+ the above optimization.
+
+2004-06-28 Geoffrey Keating <geoffk@apple.com>
+ Andreas Tobler <a.tobler@schweiz.ch>
+
+ PR 15813
+ * dwarf2out.c (reg_save): Output DW_CFA_same_value when a
+ register is saved in itself.
+ (initial_return_save): If the return address is a register,
+ it's already there, don't bother to mention it in the CFI.
+ (struct queued_reg_save): Add field saved_reg.
+ (struct reg_saved_in_data): New.
+ (regs_saved_in_regs): New.
+ (num_regs_saved_in_regs): New.
+ (queue_reg_save): Add extra parameter to specify register saved
+ in register. Remove duplicate entries from queue. Add comment
+ for function.
+ (flush_queued_reg_saves): Handle registers saved in registers.
+ Update regs_saved_in_regs. Add comment for function.
+ (clobbers_queued_reg_save): Add comment for function. Allow
+ for regs_saved_in_regs.
+ (reg_saved_in): New.
+ (dwarf2out_frame_debug_expr): Handle saving registers in other
+ registers.
+ (dwarf2out_frame_debug): Reset regs_saved_in_regs.
+ * unwind-dw2.c (execute_cfa_program): Correct handling of
+ DW_CFA_same_value. Add FIXME comment about incorrect implementation
+ of DW_CFA_restore_extended.
+ * config/rs6000/rs6000.c (rs6000_emit_prologue): Let
+ dwarf2out_frame_debug_expr see instructions that save registers
+ in other registers or save those other registers in memory.
+
+ * unwind-dw2.c (DWARF_FRAME_REGISTERS): Move to unwind-dw2.h.
+ (_Unwind_FrameState): Likewise.
+ * unwind-dw2.h: New.
+ * Makefile.in (LIB2ADDEHDEP): Add unwind-dw2.h.
+ * config/rs6000/darwin-fallback.c: New file.
+ * config/rs6000/darwin.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
+ * config/rs6000/t-darwin (LIB2FUNCS_EXTRA): Add darwin-fallback.o.
+
+2004-07-01 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.c (rs6000_mixed_function_arg): Rewrite.
+ (function_arg): Use rs6000_arg_size rather than CLASS_MAX_NREGS in
+ calculating gpr size for altivec. Simplify and correct
+ rs6000_mixed_function_arg calls. Call rs6000_mixed_function_arg
+ for ABI_V4 gpr case too. Fix off-by-one error in long double
+ reg test. Generate the correct PARALLEL to handle long double
+ for ABI_AIX 32-bit. Use this for -m32 -mpowerpc64 fpr case too.
+ (function_arg_partial_nregs): Align before calculating regs left.
+ Don't return info on partial fprs when we need info on gprs.
+ Correct long double fpr off-by-one error.
+
+2004-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa-protos.h (prefetch_operand): Add prototype.
+ * pa.c (prefetch_operand): New function.
+ * pa.h (prefetch_operand): Add to PREDICATE_CODES.
+ * pa.md (prefetch, prefetch_32, prefetch_64): New prefetch patterns.
+
+2004-06-30 Richard Henderson <rth@redhat.com>
+
+ * function.h (struct function): Remove x_whole_function_mode_p.
+ * c-decl.c (store_parm_decls): Don't set it.
+ * tree-optimize.c (tree_rest_of_compilation): Likewise.
+ * passes.c (rest_of_compilation): Don't check it.
+ * stmt.c (expand_fixup): Likewise.
+ * function.c (fixup_var_refs_insn): Remove unused variable.
+
+2004-06-30 Richard Henderson <rth@redhat.com>
+
+ * tree.h (immediate_size_expand): Delete.
+ * stor-layout.c (immediate_size_expand): Delete.
+ (variable_size): Don't look at it.
+ * c-decl.c (push_parm_decl): Don't frob immediate_size_expand.
+ (start_function): Likewise.
+ * cfgexpand.c (construct_exit_block): Likewise.
+ * function.c (init_function_start, expand_function_end): Likewise.
+ * tree-optimize.c (tree_rest_of_compilation): Likewise.
+
+2004-06-30 Richard Henderson <rth@redhat.com>
+
+ * gimplify.c (gimplify_compound_lval): Take fallback argument
+ instead of want_lvalue.
+ (gimplify_call_expr): Take want_value argument instead of test
+ function. Gimplify arguments to val only if reg_type; otherwise
+ allow lvalue forms.
+ (gimplify_expr): Update gimplify_compound_lval and gimplify_call_expr
+ calls.
+ * tree-gimple.c: Update GIMPLE grammer. Use true/false not 1/0.
+ Tidy commentary globally.
+ (get_call_expr_in): Remove RETURN_EXPR handling. Tidy.
+ * tree-gimple.h (is_gimple_call_addr): Mark extern.
+
+ * gimplify.c (gimplify_modify_expr_to_memcpy): Fix typo.
+
+2004-06-30 Richard Henderson <rth@redhat.com>
+
+ * tree-gimple.c (right_assocify_expr): Kill
+ (rationalize_compound_expr): Kill.
+ * tree-gimple.h: Likewise.
+ * tree-inline.c (expand_call_inline): Don't call it.
+
+ * function.h (struct function): Remove x_last_parm_insn,
+ inl_last_parm_insn.
+ (last_parm_insn): Remove.
+ * function.c (free_after_compilation): Don't clear them.
+ (fixup_var_refs_insn, assign_parms): Don't set them.
+
+ * function.c, rtl.h (get_first_nonparm_insn): Remove.
+
+2004-06-30 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * c-common.h (check_function_format): Remove first parameter.
+ * c-format.c (format_check_context): Remove status.
+ (check_format_info, check_format_info_main,
+ maybe_read_dollar_number, avoid_dollar_number,
+ finish_dollar_format_checking, check_format_types,
+ check_function_format): Remove first parameter. Don't use
+ status_warning.
+ (check_format_arg): Don't use status_warning.
+ (status_warning): Remove.
+ * c-common.c (check_function_arguments): Update call to
+ check_function_format.
+
+2004-06-30 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * config/sparc/sparc-protos.h (output_cbranch): Constify return
+ value.
+ (output_v9branch): Likewise.
+ (sparc_v8plus_shift): Likewise. Rename into output_v8plus_shift.
+ * config/sparc/sparc.c (output_cbranch): Constify return value.
+ Prettify output for delay slots.
+ (output_v9branch): Likewise.
+ (sparc_v8plus_shift): Constify return value. Rename into
+ output_v8plus_shift.
+ * config/sparc/sparc.md (ashldi3_v8plus): Adjust call to
+ sparc_v8plus_shift.
+ (ashrdi3_v8plus): Likewise.
+ (lshrdi3_v8plus): Likewise.
+ (call_address_struct_value_sp32): Prettify output for delay slots.
+ (call_symbolic_struct_value_sp32): Likewise.
+ (call_address_untyped_struct_value_sp32): Likewise.
+ (call_symbolic_untyped_struct_value_sp32): Likewise.
+
+2004-06-30 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * common.opt (ftree-loop-optimize): New flag.
+ * tree-flow.h (kill_redundant_phi_nodes): Declare.
+ * tree-optimize.c (init_tree_optimization_passes): Add pass_loop.
+ * tree-pass.h (pass_loop_init, pass_loop_done): Declare.
+ * tree-ssa-loop.c (current_loops): New variable.
+ (tree_loop_optimizer_init, gate_loop, tree_ssa_loop_init,
+ tree_ssa_loop_done): New functions.
+ (pass_loop, pass_loop_init, pass_loop_done): New passes.
+ * tree-ssa.c (kill_redundant_phi_nodes): Export.
+ * doc/invoke.texi (-ftree-loop-optimize): Document.
+
+2004-06-30 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * tree-ssa-loop-ch.c: New file.
+ * Makefile.in (tree-ssa-loop-ch.o): Add.
+ (tree-into-ssa.o): Add GGC_H dependency.
+ * tree-cfg.c (tree_duplicate_bb): Copy virtual arguments.
+ * tree-flow.h (rewrite_into_ssa): Declaration changed.
+ (rewrite_ssa_into_ssa, compute_global_livein, duplicate_ssa_name):
+ Declare.
+ * tree-into-ssa.c: Include ggc.h.
+ (struct def_blocks_d): Add phi_blocks field.
+ (struct mark_def_sites_global_data): Add names_to_rename field.
+ (struct ssa_name_info): New.
+ (compute_global_livein): Export.
+ (set_def_block, insert_phi_nodes, mark_def_sites, set_livein_block,
+ insert_phi_nodes_1, rewrite_finalize_block, insert_phi_nodes_for,
+ register_new_def, get_reaching_def, def_blocks_free,
+ get_def_blocks_for, rewrite_into_ssa): Modified to work with
+ rewrite_ssa_into_ssa.
+ (get_ssa_name_ann, get_phi_state, set_phi_state, get_current_def,
+ set_current_def, ssa_mark_def_sites_initialize_block,
+ ssa_mark_phi_uses, ssa_mark_def_sites, duplicate_ssa_name,
+ ssa_register_new_def, ssa_rewrite_initialize_block,
+ ssa_rewrite_phi_arguments, ssa_rewrite_finalize_block,
+ ssa_rewrite_stmt, rewrite_ssa_into_ssa, rewrite_all_into_ssa): New
+ functions.
+ (pass_build_ssa): Call rewrite_all_into_ssa.
+ * tree-optimize.c (execute_todo, execute_one_pass,
+ tree_rest_of_compilation): Allocate vars_to_rename only once.
+ * tree-ssa-dom.c (tree_ssa_dominator_optimize): Provide parameter
+ to rewrite_into_ssa.
+ * tree-ssa-loop.c (should_duplicate_loop_header_p,
+ mark_defs_for_rewrite, duplicate_blocks, do_while_loop_p,
+ copy_loop_headers, gate_ch, pass_ch): Moved to tree-ssa-loop-ch.c.
+ Use rewrite_ssa_into_ssa.
+ * tree-ssa-operands.c (copy_virtual_operands): New function.
+ * tree-ssa-operands.h (copy_virtual_operands): Declare.
+ * tree.h (struct tree_ssa_name): Add aux field.
+ (SSA_NAME_AUX): New macro to access it.
+
+2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
+
+ * prefix.c (lookup_key): Cast buffer to LPBYTE.
+
+2004-06-30 Per Bothner <per@bothner.com>
+
+ Conditionally compile support for --enable-mapped_location.
+ * input.h: #include line-map.h for source_location typedef.
+ (BUILTINS_LOCATION, UNKNOWN_LOCATION, expand_location,
+ LOCATION_FILE, LOCATION_LINE): New macros and functions.
+ (expanded_location, source_locus): New typedefs.
+ (push_srcloc): Change parameter list if USE_MAPPED_LOCATION.
+ * rtl.def (NOTE, ASM_OPERANDS): Modify specifcation, if
+ USE_MAPPED_LOCATION.
+ * rtl.h (NOTE_DELETED_LABEL_NAME): New macro.
+ (NOTE_SOURCE_LOCATION, NOTE_EXPNDED_LOCATION, SET_INSN_DELETED):
+ New conditional macros.
+ (ASM_OPERANDS_SOURCE_FILE, ASM_OPERANDS_SOURCE_LINE): Replace
+ by ASM_OPERANDS_SOURCE_LOCATION if USE_MAPPED_LOCATION.
+ * tree.h (EXPR_LOCATION, SET_EXPR_LOCATION, EXPR_HAS_LOCATION,
+ EXPR_LOCUS, SET_EXPR_LOCUS, EXPR_FILENAME, EXPR_LINENO,
+ DECL_IS_BUILTIN): New macros, most depending on USE_MAPPED__LOCATION.
+ (tree_exp): Change type of locus to use new source_locus typedef.
+ * tree.c (build1_stat): Use SET_EXPR_LOCATION.
+ (annotate_with_locus, annotate_with_file_line): Conditionalize.
+ (expand_location): New function.
+ * toplev.c (unknown_location): New static, when USE_MAPPED_LOCATION.
+ (push_srcloc, pop_loc): Adjust parameter handling.
+ (process_options): Don't set input_filename by itself.
+ (lang_dependent_init): Save, set input_location to <built-in>.
+ (warn_deprecated_use): Use expand_location.
+
+ * basic-block.h (struct edge_def): Use new source_locus typedef.
+ * c-common.c (fname_decl): Update save/clear/store of input_location.
+ (c_do_switch_warnings): Update for USE_MAPPED_LOCATION case.
+ * c-decl.c: Likewise.
+ * c-dump.c (dump_stmt): Likewise.
+ * c-gimplify.c (c-gimplify.c): Generalize using SET_EXPR_LOCATION.
+ * c-lex.c (cb_line_change): If USE_MAPPED_LOCATION use token's src_loc
+ to set input_location direction, rather than using linemap_lookup.
+ (fe_file_change, cb_def_pragma): Again use source_location directly.
+ * c-opts.c (saved_lineno): Remove static variable.
+ (c_common_post_options, c_common_init): Don't bothner to save,
+ clear and restore input_Location - now handled by lang_dependent_init.
+ * function.c (init_function_start): Use new DECL_IS_BUILTIN macro.
+ * xcoffout.c (xcoff_assign_fundamental_type_number): Likewise.
+ * tree-mudflap.c (mf_file_function_line_tree): Take a location_t
+ rather than a pointer to one. Use expand_location.
+ (mf_varname_tree): Use expand_location.
+ * tree-dump.c: Use expand_location on DECL_SOURCE_LOCATION.
+ * coverage.c: Likewise.
+ * print-tree.c: Likewise.
+ * c-aux-info.c (gen_aux_info_record): Likewise.
+ * c-parse.in: Use SET_EXPR_LOCATION macro.
+ * gimple-low.c: Likewise.
+ * tree-mudflap.c: Likewise.
+ * gimplify.c: Likewise. Also use EXPR_LOCATION and EXPR_HAS_LOCATION.
+ * c-ppoutput.c: Use new source_location typedef instead of fileline.
+ * c-semantics.c: Use new macros.
+ * c-typeck.c: Likewise.
+ * cfgexpand.c: Handle USE_MAPPED_LOCATION case for function_end_locus.
+ * cfglayout.c (insn_locators_initialize): Const cleanup. New macros.
+ * cfgrtl.c (delete_insn): Use new NOTE_DELETED_LABEL_NAME macro.
+ * print-rtl.c (print_rtx): Likewise.
+ * emit-rtl.c: Don't clear NOTE_SOURCE_FILE if USE_MAPPED_LOCATION.
+ * combine.c: Use new SET_INSN_DELETED macro.
+ * flow.c: Likewise.
+ * haifa-sched.c: Likewise.
+ * ifcvt.c: Likewise.
+ * recog.c: Likewise.
+ * reload1.c: Likewise.
+ * diagnostic.c: Use expand_location macro.
+ * pretty-print.c (pp_base_format_text): Likewise.
+ * profile.c: Likewise.
+ * dwarf2out.c: Likewise. Also use expand_location, DECL_IS_BUILTIN.
+ * dwarf2out.c (dwarf2out_decl: Use BUILTINS_LOCATION.
+ * emit-rtl.c (emit_line_note): Simplify if USE_MAPPED_LOCATION.
+ (force_next_line_note, insn_emit): Handle USE_MAPPED_LOCATION case.
+ * final.c (final): Likewise.
+ * haifa-sched.c: Likewise.
+ * integrate.c: Likewise.
+ * jump.c: Likewise.
+ * rtl-error.c: Likewise.
+ * stmt.c (check_seenlabel): Likewise.
+ * tree-pretty-print.c: Likewise.
+ * gengtype-lex.l: Temporary kludge to avoid duplicate typedef.
+ * gengtype.c: Update for now typdefs in input.h. More kludges.
+ * modulo-sched.c (sms_schedule): Use NOTE_EXPANDED_LOCATION macro.
+ * ra-debug.c (ra_print_rtl): Likewise.
+ * sched-rgn.c: Likewise.
+ * sched-vis.c: Likewise.
+ * rtl.h (gen_rtx_ASM_OPERANDS): Redefine if USE_MAPPED_LOCATION.
+ * stmt.c (expand_asm_operands): Adjust calls to gen_rtx_ASM_OPERANDS.
+ * tree-cfg.c: Use new macros and typedefs.
+ * tree-flow-inline.h: Likewise.
+
+2004-06-30 Richard Sandiford <rsandifo@redhat.com>
+ Eric Christopher <echristo@redhat.com>
+
+ * config/mips/3000.md: Improve description.
+
+2004-06-30 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/cirrus.md (cirrus_arm_movdi, cirrus_movsf_hard_insn,
+ cirrus_movdf_hard_insn): Set pool ranges for coprocessor loads.
+
+2004-06-30 Sebastian Pop <pop@cri.ensmp.fr>
+
+ * Makefile.in (OBJS-common): Add tree-chrec.o.
+ (tree-chrec.o): New rule.
+ (GTFILES): Add tree-chrec.h.
+ * gengtype.c (open_base_files): Add tree-chrec.h.
+ * tree-chrec.c: New file.
+ * tree-chrec.h: New file.
+ * tree.def (SCEV_KNOWN, SCEV_NOT_KNOWN, POLYNOMIAL_CHREC): New nodes.
+
+2004-06-30 Roger Sayle <roger@eyesopen.com>
+
+ * combine.c: Include "output.h" to define dump_file.
+ (uid_insn_cost, last_insn_cost): New global variables.
+ (combine_insn_cost): New function to estimate cost of an insn.
+ (combine_validate_cost): New function to determine whether a
+ try_combine replacement sequence is cheaper than the original.
+ (combine_instructions): Allocate and populate uid_insn_cost
+ array at the start of the combine pass, and deallocate it after.
+ (try_combine): Check combine_validate_cost to determine whether
+ a "recombination" should be rejected as being more expensive.
+ * Makefile.in (combine.o): Add dependency upon output.h.
+
+2004-06-30 Roger Sayle <roger@eyesopen.com>
+
+ * config/rs6000/rs6000.c (rs6000_rtx_costs) <MINUS_EXPR>: Handle
+ subtractions identically to additions, always COSTS_N_INSNS (1).
+
+2004-06-30 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * expmed.c (expand_smod_pow2): Fix sign of mask.
+
+2004-06-29 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-ssa-pre.c (phi_trans_add): Use is_gimple_min_invariant
+ to check for constants.
+ (set_remove): Likewise.
+ (value_replace_in_set): Likewise.
+ (find_leader): Likewise.
+ * tree-vn.c (set_value_handle): Likewise.
+ (vn_lookup): Likewise.
+ (vn_lookup_or_add): Likewise.
+
+2004-06-30 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ RTL prologue/epilogue for SPARC
+ * config/sparc/sparc-protos.h (sparc_emitting_epilogue): Delete.
+ (sparc_skip_caller_unimp): Likewise.
+ (load_pic_register): Likewise.
+ (leaf_return_peephole_ok): Likewise.
+ (compute_frame_size): Rename into sparc_compute_frame_size.
+ (sparc_expand_prologue): New prototype.
+ (sparc_expand_epilogue): Likewise.
+ (output_return): Likewise.
+ (eligible_for_epilogue_delay): Rename into eligible_for_return_delay.
+ * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Adjust call to
+ compute_frame_size. Move comment up.
+ (DELAY_SLOTS_FOR_EPILOGUE): Delete.
+ (ELIGIBLE_FOR_EPILOGUE_DELAY): Likewise.
+ (EPILOGUE_USES): Return true for %g1 if the function uses EH return.
+ * config/sparc/sparc.md (UNSPECV_SAVEW): New constant.
+ (type attribute): Add 'return' and 'savew'.
+ (eligible_for_return_delay): New attribute.
+ (return): New delay_slot.
+ (sibcall_epilogue): Call sparc_expand_epilogue.
+ (prologue): Likewise. Move up.
+ (save_register_window): New expander.
+ (save_register_windowsi): New pattern.
+ (save_register_windowdi): Likewise.
+ (epilogue): New expander.
+ (return_internal): New pattern.
+ (Return peepholes): Delete.
+ * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): New macro.
+ (sparc_emitting_epilogue): Delete.
+ (sparc_skip_caller_unimp): Likewise.
+ (sparc_sr_alias_set): New global variable.
+ (frame_base_name): Delete.
+ (frame_base_reg): New global variable.
+ (sparc_override_options): Get new alias set for save/restore.
+ (leaf_return_peephole_ok): Delete.
+ (eligible_for_epilogue_delay): Rename into eligible_for_return_delay.
+ Factor out code into eligible_for_restore_insn_delay.
+ (eligible_for_restore_insn_delay): New function extraced from above.
+ Use IN_UNCOND_BRANCH_DELAY_TRUE instead of IN_BRANCH_DELAY_TRUE.
+ (eligible_for_sibcall_delay): Use SIBCALL_SLOT_EMPTY_P.
+ Factor out code into eligible_for_restore_insn_delay.
+ (load_pic_register): Make static. Remove check.
+ (save_regs): Delete.
+ (restore_regs): Likewise.
+ (compute_frame_size): Rename into sparc_compute_frame_size.
+ Rename leaf_function into leaf_function_p.
+ (build_big_number): Delete.
+ (save_or_restore_regs): New function.
+ (emit_save_regs): Likewise.
+ (emit_restore_regs): Likewise.
+ (emit_stack_pointer_increment ): Likewise.
+ (emit_stack_pointer_decrement): Likewise.
+ (sparc_expand_prologue): Likewise.
+ (sparc_function_prologue): Rename into sparc_asm_function_prologue.
+ Remove all code to emit instructions.
+ (sparc_expand_epilogue): New function.
+ (sparc_function_epilogue): Rename into sparc_asm_function_epilogue.
+ Remove all code to emit instructions.
+ (output_restore): New function.
+ (output_return): Likewise.
+ (output_sibcall): Factor out code into output_restore.
+ (print_operand): Adjust for frame_base_reg.
+ * target.h (struct gcc_target): New field 'late_rtl_prologue_epilogue'.
+ * target-def.h (TARGET_LATE_RTL_PROLOGUE_EPILOGUE): New define.
+ (TARGET_INITIALIZER): Add it.
+ * passes.c (rest_of_compilation): Set the conditional predicate
+ 'current_function_uses_only_leaf_regs' before sched2. If target
+ has 'late_rtl_prologue_epilogue', emit RTL prologue/epilogue right
+ before sched2.
+ * reorg.c (return_insn_p): New predicate.
+ (find_end_label): Use it.
+ (relax_delay_slots): Do not thread an unconditional jump that points
+ to the end return label.
+ * doc/tm.texi (Registers) <Leaf Functions>: Clarify the validity
+ domain of 'current_function_uses_only_leaf_regs'.
+ (Stack and Calling) <Function Entry>: Document new target hook
+ TARGET_LATE_RTL_PROLOGUE_EPILOGUE.
+
+2004-06-30 Jakub Jelinek <jakub@redhat.com>
+
+ * simplify-rtx.c (simplify_binary_operation): Simplify
+ ((A & N) + B) & M -> (A + B) & M if M is pow2 minus 1 constant and
+ N has at least all bits in M set as well.
+
+ PR tree-optimization/15310
+ * expr.c (expand_assignment): Optimize += or -= on a bit field in
+ most significant bits.
+
+2004-06-30 Steven Bosscher <stevenb@suse.de>
+
+ * config/c4x/c4x.md: Fix comment.
+
+2004-06-30 Akos Kiss <akiss@inf.u-szeged.hu>
+
+ * arm.md (cond_return_inverted): Add "length" attribute.
+
+2004-06-29 Per Bothner <per@bothner.com>
+
+ * config/i386/winnt.c (i386_pe_encode_section_info): Smash rtlname's
+ XSTR in place, so we don't lose SYMBOL_REF_DECL info.
+
+2004-06-29 Zack Weinberg <zack@codesourcery.com>
+
+ * config/ia64/hpux.h: Target does too support thread-local storage.
+
+2004-06-29 Zack Weinberg <zack@codesourcery.com>
+
+ * combine.c (distribute_notes): Don't look at global_regs for
+ pseudos.
+
+2004-06-29 Richard Henderson <rth@redhat.com>
+
+ * gimplify.c (gimplify_modify_expr_rhs): Move immediately before
+ gimplify_modify_expr.
+ (gimplify_init_constructor): Likewise. Gimplify the null
+ CONSTRUCTOR assignment.
+ (gimplify_modify_expr_to_memcpy): New.
+ (gimplify_modify_expr_to_memset): New.
+ (gimplify_modify_expr): Use them.
+
+2004-06-29 Roman Zippel <zippel@linux-m68k.org>
+
+ * web.c (union_defs): use all defs of an instruction to create a
+ union with a read/write use
+
+2004-06-29 Richard Henderson <rth@redhat.com>
+
+ PR middle-end/16216
+ * builtins.c (gimplify_va_arg_expr): Check for valist being
+ an error_mark_node.
+
+2004-06-29 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/16195
+ * config/rs6000/rs6000.c (rs6000_conditional_register_usage): Make
+ r30 fixed if TARGET_TOC && TARGET_MINIMAL_TOC.
+ (first_reg_to_save): Pretend call_used_regs[30] is 0 if
+ TARGET_TOC && TARGET_MINIMAL_TOC.
+ (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise.
+
+2004-06-29 J"orn Rennecke <joern.rennecke@superh.com>
+
+ Fix gcc.dg/builtin-apply2.c failures:
+ * sh.h (TARGET_VARARGS_PRETEND_ARGS): Define.
+ * sh.c (extra_push): Delete.
+ (sh_expand_prologue): Don't do extra stack adjustment for
+ current_function_pretend_args_size if it comes from varargs setup.
+ Use TARGET_VARARGS_PRETEND_ARGS. Don't set extra_push.
+ (sh_expand_epilogue): Don't use extra_push.
+ (sh_setup_incoming_varargs): Set pretend_arg_size when necessary.
+
+2004-06-29 Roger Sayle <roger@eyesopen.com>
+
+ * expmed.c (expand_smod_pow2): Provide alternate implementations
+ that avoid conditional jumps, and choose between them based upon
+ the target's rtx_costs.
+
+2004-06-29 Andrew Pinski <apinski@apple.com>
+
+ * tree-sra.c: Include expr.h for definition of MOVE_RATIO.
+ * Makefile.in (tree-sra.c): Update dependencies.
+
+2004-06-29 Richard Henderson <rth@redhat.com>
+
+ * tree-sra.c: Rewrite from scratch. Handle nested aggregates.
+
+2004-06-29 Nathan Sidwell <nathan@codesourcery.com>
+
+ * vec.h (VEC_T_safe_push, VEC_T_safe_insert): Tweak for when
+ size_t is bigger than int.
+
+2004-06-29 Paul Brook <paul@codesourcery.com>
+
+ * target-def.h (TARGET_CXX_GET_COOKIE_SIZE,
+ TARGET_CXX_COOKIE_HAS_SIZE): Define.
+ (TARGET_CXX): Use them.
+ * target.h (struct gcc_target): Add cxx.get_cookie_size and
+ cxx.cookie_has_size.
+ * targhooks.c (default_cxx_get_cookie_size): New fucntion.
+ * targhooks.h (default_cxx_get_cookie_size): Add prototype.
+ * config/arm/arm.c (TARGET_CXX_GET_COOKIE_SIZE,
+ TARGET_CXX_COOKIE_HAS_SIZE): Define.
+ (arm_get_cookie_size, arm_cookie_has_size): New functions.
+ * Make-lang.in (cp/init.o): Add dependency on $(TARGET_H).
+ * doc/tm.texi: Document TARGET_CXX_GET_COOKIE_SIZE and
+ TARGET_CXX_COOKIE_HAS_SIZE.
+
+2004-06-29 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * cfglayout.c (fixup_reorder_chain): Don't do anything for
+ e_fall->dest == EXIT_BLOCK_PTR.
+
+2004-06-28 Richard Henderson <rth@redhat.com>
+
+ * tree-cfg.c (verify_stmt): Add last_in_block parameter. Verify
+ that eh stmts can throw.
+ (verify_stmts): Update verify_stmt call.
+ (tree_purge_dead_eh_edges, tree_purge_all_dead_eh_edges): New.
+ * tree-eh.c (remove_stmt_from_eh_region): New.
+ (lower_eh_constructs): Fix throw_stmt_table delete routine.
+ (tree_could_trap_p): Match may_trap_p.
+ (maybe_clean_eh_stmt): New.
+ * tree-flow.h: Update decls.
+ * tree-ssa-ccp.c (pass_ccp): Add TODO_verify_stmts.
+ (substitute_and_fold): Clean eh edges.
+ * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Handle
+ empty basic blocks.
+ * tree-ssa-dom.c (need_eh_cleanup): New.
+ (tree_ssa_dominator_optimize): Allocate it. Cleanup eh edges.
+ (optimize_stmt): Cleanup eh stmts; set need_eh_cleanup.
+
+2004-06-29 Alan Modra <amodra@bigpond.net.au>
+
+ * function.c (assign_parms): Don't abort with zero size stack
+ parm failing the PARM_BOUNDARY check.
+
+2004-06-28 Diego Novillo <dnovillo@redhat.com>
+
+ * common.opt (ftree-fre): New flag.
+ * flags.h (flag_tree_fre): Declare.
+ * opts.c (decode_options): Set.
+ * timevar.def (TV_TREE_FRE): Define.
+ * tree-flow-inline.h (may_propagate_copy): Re-arrange for
+ readability. Handle destinations that are not SSA_NAMEs.
+ * tree-flow.h (struct ptr_info_def): Move from tree.h
+ (cprop_into_stmt, cprop_into_successor_phis): Remove.
+ (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Add
+ vuse_optype parameter.
+ * tree-pass.h (pass_fre): Declare.
+ * tree-ssa-copy.c (cprop_operand): Move to tree-ssa-dom.c
+ (cprop_into_stmt): Likewise.
+ (cprop_into_successor_phis): Likewise.
+ * tree-ssa-dom.c (eliminate_redundant_computations): Fix
+ argument ordering in call to may_propagate_copy.
+ * tree-ssa-pre.c (is_undefined_value): Assume hard registers
+ to be always defined.
+ (add_to_sets): New local function.
+ (create_value_expr_from): New local function.
+ (compute_avail): Call them.
+ (eliminate): Don't ignore statements with virtual operands.
+ (init_pre): New local function.
+ (fini_pre): New local function.
+ (execute_pre): Call them.
+ Add argument DO_FRE. Don't do insertion if DO_FRE is true.
+ (do_pre): New function.
+ (do_fre): New function.
+ (gate_fre): New function.
+ (pass_fre): Declare.
+ * tree-ssa.c (init_tree_ssa): Don't call vn_init.
+ (delete_tree_ssa): Don't call vn_delete.
+ * tree-vn.c (val_expr_pair_d): Add documentation.
+ (vn_compute): Add VUSES argument to incorporate in computing
+ hash values. Update all callers.
+ (expressions_equal_p): Call operand_equal_p with
+ OEP_PURE_SAME.
+ (vn_add): Add VUSES argument. Update all callers.
+ (vn_lookup): Likewise.
+ (vn_lookup_or_add): Likewise.
+ * doc/invoke.texi: Document -ftree-fre and -fdump-tree-fre.
+
+2004-06-28 Steven Bosscher <stevenb@suse.de>
+
+ * config/m32r/m32r.c (m32r_sched_odd_word_p, m32r_adjust_cost,
+ m32r_sched_init, m32r_sched_reorder, m32r_variable_issue): Remove.
+ (TARGET_SCHED_ADJUST_COST, TARGET_SCHED_VARIABLE_ISSUE,
+ TARGET_SCHED_INIT, TARGET_SCHED_REORDER): Don't define.
+ * config/m32r/m32r.md: Rewrite the pipeline description as a DFA.
+
+2004-06-28 Richard Henderson <rth@redhat.com>
+
+ * tree.def (REALPART_EXPR, IMAGPART_EXPR): Change class to 'r'.
+ * fold-const.c (operand_equal_p <case 'r'>): Add REALPART_EXPR,
+ IMAGPART_EXPR.
+ * tree-dump.c (dequeue_and_dump): Handle REALPART_EXPR and
+ IMAGPART_EXPR explicitly.
+ * tree-inline.c (estimate_num_insns_1): Don't handle REALPART_EXPR
+ and IMAGPART_EXPR specially.
+ * tree.c (build1_stat): Copy TREE_THIS_VOLATILE into class 'r'.
+
+2004-06-28 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * config.gcc (sh*-*elf*): Remove dead assignment of sh_multilibs.
+
+2004-06-28 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * builtins.def (execl, execlp, execle, execv, execvp, execve,
+ fork): Change to DEF_EXT_LIB_BUILTIN.
+
+2004-06-28 Roger Sayle <roger@eyesopen.com>
+
+ * expmed.c (expand_smod_pow2): New function to expand signed
+ remainder by a constant power of 2, such as "x % 16".
+ (expand_divmod): Call new expand_smod_pow2 when appropriate.
+ Minor corrections to comments, e.g. wrapping long lines.
+
+2004-06-28 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * Makefile.in (vec.o): Fix dependencies.
+
+2004-06-28 Andreas Tobler <a.tobler@schweiz.ch>
+
+ * Makefile.in: Fix parallel make dependency problem on vec.o.
+
+2004-06-28 Dhananjay Deshpande <dhananjayd@kpitcummins.com>
+
+ PR target/14041
+ * config/h8300/h8300.h (ASM_OUTPUT_ALIGNED_BSS): Define.
+
+2004-06-28 Nathan Sidwell <nathan@codesourcery.com>
+
+ * tree.h (tree_check_failed): Make varadic.
+ (tree_not_check_failed): New prototype.
+ (tree_check2_failed, tree_check3_failed,
+ tree_check4_failed, tree_check5_failed): Remove.
+ (TREE_CHECK, TREE_CHECK2, TREE_CHECK3, TREE_CHECK4,
+ TREE_CHECK5): Adjust.
+ (TREE_NOT_CHECK, TREE_NOT_CHECK2, TREE_NOT_CHECK3, TREE_NOT_CHECK4,
+ TREE_NOT_CHECK5): New.
+ (TREE_VEC_ELT_CHECK, PHI_NODE_ELT_CHECK, TREE_OPERAND_CHECK_CODE,
+ TREE_RTL_OPERAND_CHECK): Adjust.
+ * tree.c (tree_check_failed): Make varadic.
+ (tree_not_check_failed): New.
+ (tree_check2_failed, tree_check3_failed,
+ tree_check4_failed, tree_check5_failed): Remove.
+
+2004-06-28 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * combine.c (can_combine_p): Do not prevent building insns that use
+ and clobber the same fixed hard register.
+ (reg_dead_at_p): Likewise.
+
+2004-06-28 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * tree-sra.c (is_sra_candidate_ref): Remove second arg; all callers
+ changed.
+ (is_sra_candidate_complex_ref): New function.
+ (scalarize_modify_expr): Call it and check for LHS also.
+
+ * tree-pretty-print.c (dump_function_declaration): New.
+ (dump_generic_node, case FUNCTION_TYPE): Call it.
+ (dump_generic_node, case RECORD_TYPE): Don't output dup semicolon.
+ (dump_generic_node, case DECL_EXPR): New case.
+ (dump_generic_node, case PLACEHOLDER_EXPR): Handle.
+ (print_declaration): Handle type and function declarations.
+
+ * tree-nested.c (create_tmp_var_for): Allow ARRAY_TYPE.
+ (convert_nonlocal_reference, convert_local_reference): Properly
+ convert nest of handled component references.
+
+2004-06-28 Nathan Sidwell <nathan@codesourcery.com>
+
+ * vec.h, vec.c: New, type safe vector API.
+ * Makefile.in (OBJS-common): Add vec.o.
+ (vec.o): New target.
+ (gengtype-lex.o): Depend on vec.h.
+
+2004-06-28 Paolo Bonzini <bonzini@gnu.org>
+
+ * fold-const.c (fold_cond_expr_with_comparison): Add ARG1
+ parameter. Use it instead of ARG00 to produce the result.
+
+2004-06-28 Alexandre Oliva <aoliva@redhat.com>
+
+ * config/mn10300/mn10300-protos.h (legitimate_address_p): Declare.
+ * config/mn10300/mn10300.c (legitimate_address_p): New. Test that
+ index is legitimate, compared with code moved from...
+ * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): here.
+ (REG_STRICT): Define, according to REG_OK_STRICT.
+ (REGNO_IN_RANGE_P, REGNO_DATA_P, REGNO_ADDRESS_P, REGNO_SP_P,
+ REGNO_EXTENDED_P, REGNO_AM33_P, REGNO_FP_P): Introduce strict
+ argument.
+ (REGNO_STRICT_OK_FOR_BASE_P, REGNO_STRICT_OK_FOR_BIT_BASE_P,
+ REGNO_STRICT_OK_FOR_INDEX_P): New.
+ (REGNO_OK_FOR_BASE_P, REG_OK_FOR_BASE_P, REGNO_OK_FOR_BIT_BASE_P,
+ REG_OK_FOR_BIT_BASE_P, REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P,
+ RTX_OK_FOR_BASE_P): Use them.
+
+2004-06-28 Ben Elliston <bje@au.ibm.com>
+
+ * doc/cfg.texi (Basic Blocks): Define dominators.
+
+2004-06-27 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR c++/16205
+ * c-common.c (warn_for_collisions_1): Warn for only decls which
+ have a name.
+
+ PR c++/15145
+ * c.opt (Wsequence-point): Enable for C++ and ObjC++.
+
+ PR c/14963
+ * c-decl.c (start_decl): Check for null types.
+
+2004-06-27 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
+ Accept TOC addresses.
+
+2004-06-27 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390-protos.h (s390_load_got): Update prototype.
+ * config/s390/s390.c (struct machine_function): Add member base_reg.
+ (s390_decompose_address): Accept UNSPEC_LTREF. Simplify logic.
+ (s390_split_branches): Annotate late pool references.
+ (annotate_constant_pool_refs): New function.
+ (find_constant_pool_ref): Work on annotated pool references.
+ (replace_constant_pool_ref): Likewise. Use explicit base.
+ (replace_ltrel_base): Use explicit base.
+ (s390_mainpool_start): Reflect main_pool pattern change.
+ (s390_mainpool_finish): Use base register from main_pool.
+ Update calls to replace_ltrel_base and replace_constant_pool_ref.
+ (s390_chunkify_start): Use base_reg from struct machine_function.
+ (s390_chunkify_finish): Remove base_reg argument. Update calls
+ to replace_ltrel_base and replace_constant_pool_ref.
+ (s390_reorg): Don't decide upon base register. Update calls.
+ (s390_load_got): Remove MAYBE_DEAD handling. Do not emit insns
+ but return sequence instead.
+ (s390_emit_prologue): Decide upon base register to use. Annotate
+ all literal pool references. Adapt to main_pool pattern change.
+ Update s390_load_got call; move MAYBE_DEAD handling here.
+ (s390_emit_epilogue): Annotate late literal pool references.
+ Remove barrier before register restore instruction.
+ * config/s390/s390.md (UNSPEC_LTREF): New constant.
+ ("builtin_setjmp_receiver"): Update s390_load_got call.
+ ("main_pool"): Explicitly reference base register.
+
+2004-06-27 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (fold) <BIT_IOR_EXPR>: Optimize ~X|X and X|~X as -1.
+ <BIT_XOR_EXPR>: Optimize ~X|X and X|~X as -1.
+ <BIT_AND_EXPR>: Optimize ~X&X and X&~X as 0.
+ <TRUTH_AND_EXPR, TRUTH_ANDIF_EXPR>: Optimize !X&&X and X&&!X as false.
+ <TRUTH_OR_EXPR, TRUTH_ORIF_EXPR>: Optimize !X||X and !X||X as true.
+ <TRUTH_XOR_EXPR>: Optimize !X^X and X^X! as true. Now that
+ TRUTH_XOR_EXPR is a commutative tree code, don't test whether arg0
+ is a constant.
+
+2004-06-26 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * c-common.c (c_safe_from_p, c_walk_subtrees): Deleted.
+ * c-common.def (DECL_STMT): Remove.
+ * c-common.h (DECL_STMT_DECL): Deleted.
+ (COMPOUNT_LITERAL_EXPR_DECL): Use DECL_EXPR_DECL.
+ (c_safe_from_p, c_walk_subtrees): Deleted.
+ * c-decl.c, c-parse.in, c-pretty-print.c: DECL_STMT now DECL_EXPR.
+ * c-dump.c (c_dump_tree, case DECL_STMT): Deleted.
+ * c-gimplify.c (gimplify_decl_stmt): Deleted.
+ (gimplify_compound_literal_expr): Use DECL_EXPR_DECL
+ and gimplify_and_add.
+ (c_gimplify_expr, case DECL_EXPR): New case.
+ (c_gimplify_expr, case DECL_STMT): Deleted.
+ * c-lang.c (LANG_HOOKS_SAFE_FROM_P): Likewise.
+ (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
+ * expr.c (safe_from_p, case 's'): New case.
+ * gimplify.c (gimplify_decl_expr): New function.
+ (gimplify_expr, case DECL_EXPR): New case.
+ * tree-inline.c (walk_tree): Walk into all fields of a type and
+ decl only if they are in a DECL_EXPR.
+ (mark_local_for_remap_r): Minor code cleanup.
+ * tree-outof-ssa.c (discover_nonconstant_array_refs_r): Add else.
+ * tree.c (has_cleanups, case DECL_EXPR): New case.
+ * tree.def (DECL_EXPR): New code.
+ * tree.h (DECL_EXPR_DECL): New macro.
+
+ * objc/objc-lang.c (LANG_HOOKS_SAFE_FROM_P): Deleted.
+
+2004-06-26 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR 13334
+ * doc/install.texi: Document non-standard CFLAGS and bootstrap
+ failures and warnings.
+
+2004-06-26 Andrew Haley <aph@redhat.com>
+
+ * emit-rtl.c (set_mem_attributes_minus_bitpos): Check
+ TREE_THIS_NOTRAP when setting MEM_NOTRAP_P.
+ * tree-eh.c (tree_could_trap_p): Check TREE_THIS_NOTRAP.
+ * tree.h (TREE_THIS_NOTRAP): New.
+
+2004-06-26 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * genattrtab.c (write_test_expr): Put a unsigned cast before
+ the first operand for GEU, GTU, LEU and LTU.
+
+2004-06-26 Kazu Hirata <kazu@cs.umass.edu>
+
+ * c-typeck.c, cfgexpand.c, ddg.c, ddg.h, df.c, fold-const.c,
+ gcov.c, gimplify.c, modulo-sched.c, passes.c, tree-cfg.c,
+ tree-mudflap.c, tree-nrv.c, tree-outof-ssa.c, tree-ssa-dom.c,
+ tree-ssa-dse.c, tree-ssa-operands.c, tree-ssa-pre.c,
+ tree-tailcall.c: Fix comment typos. Follow spelling
+ conventions.
+
+2004-06-25 Eric Christopher <echristo@redhat.com>
+
+ * config/mips/mips.md: Add back scheduling exclusion info.
+
+2004-06-25 Roger Sayle <roger@eyesopen.com>
+
+ * ifcvt.c (seq_contains_jump): Delete function.
+ (end_ifcvt_sequence): Replace call to seq_contains_jump with an
+ inline test for a jump instruction in the existing "insn" loop.
+ (block_fallthru): Document function.
+
+2004-06-25 Philip Blundell <philb@gnu.org>
+
+ PR wrong-code/15089
+ * loop.c (scan_loop): Do not move user-specified register
+ assignments.
+
+2004-06-25 DJ Delorie <dj@redhat.com>
+
+ * c-common.h (warn_cast_qual, warn_missing_format_attribute,
+ warn_pointer_arith, warn_missing_prototypes, warn_parentheses,
+ warn_missing_braces, warn_sign_compare, warn_long_long,
+ warn_redundant_decls, warn_float_equal, warn_char_subscripts,
+ warn_conversion, warn_format_y2k, warn_format_extra_args,
+ warn_format_zero_length, warn_format_nonliteral,
+ warn_format_security, mesg_implicit_function_declaration,
+ warn_bad_function_cast, warn_traditional,
+ warn_declaration_after_statement, warn_strict_prototypes,
+ warn_missing_declarations, warn_nested_externs,
+ warn_sequence_point, warn_init_self, warn_div_by_zero,
+ warn_implicit_int, warn_nonnull, warn_old_style_definition,
+ warn_selector, warn_undeclared_selector, warn_protocol,
+ warn_abi, warn_invalid_offsetof, warn_ctor_dtor_privacy,
+ warn_overloaded_virtual, warn_nonvdtor, warn_reorder,
+ warn_synth, warn_pmf2ptr, warn_ecpp, warn_sign_promo,
+ warn_old_style_cast, warn_nontemplate_friend,
+ warn_deprecated): Remove explicit declarations.
+ * c-common.c: Likewise, remove explicit definitions.
+ * c-opts.c: Likewise, remove explicit assignments.
+ * c.opts: Likewise, add implicit declare/define/assign.
+
+2004-06-25 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * gimplify.c (lookup_tmp_var): Set TREE_READONLY in is_formal case.
+ (build_addr_expr_with_type): Deleted.
+ (build_addr_expr): Deleted; callers changed to build_fold_addr_expr.
+ (gimplify_compound_lval): Make two passes over reference nest.
+
+ * tree-nested.c (build_addr): Merge real/imagpart with
+ handled_component_p.
+ (convert_nonlocal_reference, convert_local_reference): Process extra
+ args to COMPONENT_REF and ARRAY_REF.
+ * tree-outof-ssa.c (discover_nonconstant_array_refs_r): Check for
+ lower bound and field offset being constant.
+
+2004-06-25 Mark Mitchell <mark@codesourcery.com>
+
+ PR wrong-code/16129
+ * alias.c (get_alias_set): Adjust setting of
+ DECL_POINTER_ALIAS_SET for pointers to aggregates.
+
+2004-06-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * tree-inline.c (remap_type): Arrange to have just one pointer type
+ for each type, mode, and 'can alias' value.
+ (setup_one_parameter): Remap type when making VAR_DECL for PARM_DECL.
+ (estimate_num_insns_1): Minor code reformatting.
+ (inline_forbidden_p_1): Likewise; add; missing return statement.
-Sat Jun 21 06:29:19 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
+2004-06-25 Roger Sayle <roger@eyesopen.com>
- * gcc.c (main): Check for and read ${libdir}/gcc-lib/specs to
- override the default specs.
+ PR middle-end/15825
+ * ifcvt.c (unshare_ifcvt_sequence): Rename to end_ifcvt_sequence.
+ Use get_isns and end_sequence instead of accepting a seq argument.
+ Scan the instruction sequence for unrecognizable or jump insns.
+ (noce_try_move, noce_try_store_flag, noce_try_store_flag_constants,
+ noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove,
+ noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
+ noce_try_sign_mask): Use end_ifcvt_sequence to factor common code.
-Fri Jun 20 17:20:15 1997 Jim Wilson <wilson@cygnus.com>
+2004-06-24 Jeff Law <law@redhat.com>
- * mips.c (output_block_move): When loading addresses into registers,
- add checks for ABI_N32 and ABI_64.
- (mips_expand_prologue): Add check for SImode in code splitting
- tsize_rtx when it is large_int.
+ * gimplify.c (gimplify_compound_lval): Reset TREE_SIDE_EFFECTS
+ after gimplifying the innermost component.
-Fri Jun 20 09:07:31 1997 Russell King <rmk92@ecs.soton.ac.uk>
+2004-06-25 Richard Sandiford <rsandifo@redhat.com>
- * configure.in (arm-*-linuxaout): New target.
- * arm/lib1funcs-linux.asm, arm/linux-gas.h: New files.
- * arm/linux.h, arm/t-linux, arm/xm-linux.h: New file.
- * xm-linux.h: Undef some macros before defining them.
+ PR target/16176
+ * config/mips/mips.c (mips_expand_unaligned_load): Use a temporary
+ register for the destination of the lwl or ldl.
-Thu Jun 19 21:18:20 1997 Jim Wilson <wilson@cygnus.com>
+2004-06-25 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
- * dwarf2out.c (output_line_info): Always use DW_LNE_set_address instead
- of DW_LNS_fixed_advance_pc for line number addresses.
- (size_of_line_info): Adjust size calculation as per above change.
- (text_end_label): Make it static.
+ * tree-dfa.c (get_virtual_var): Merge real/imaginary parts with
+ handled_component_p handling.
+ * tree-gimple.c (get_base_address): Likewise and fix typo that
+ caused both recursion and looping.
-Thu Jun 19 14:55:49 1997 Brendan Kehoe <brendan@cygnus.com>
+ * tree-cfg.c (verify_expr): Add macro CHECK_OK.
+ Properly test for nest of handled_components in LHS context.
- * toplev.c (xmalloc): Only give the fatal msg if SIZE is non-zero.
+2004-06-25 Devang Patel <dpatel@apple.com>
-Sun Apr 27 23:19:13 1997 Ulrich Drepper <drepper@cygnus.com>
+ * doc/tree-ssa.texi: Document info about MODIFY_EXPR's type
- * libgcc2.c (__eh_type): Remove `extern' to make this a definition.
+2004-06-25 Paul Brook <paul@codesourcery.com>
+
+ * target-def.h (TARGET_CXX_GUARD_TYPE, TARGET_CXX_GUARD_MASK_BIT,
+ TARGET_CXX): Define.
+ (TARGET_INITIALIZER): Use TARGET_CXX.
+ * target.h (struct gcc_target): Add struct cxx.
+ * targhooks.h (default_cxx_guard_type): Add prototype.
+ * targhooks.c (default_cxx_guard_type): New function.
+ * config/arm/arm.c (TARGET_CXX_GUARD_TYPE, TARGET_CXX_GUARD_MASK_BIT):
+ Define.
+ (arm_cxx_guard_type, arm_cxx_guard_mask_bit): New functions.
+ * doc/tm.texi: Document TARGET_CXX_GUARD_TYPE and
+ TARGET_CXX_GUARD_MASK_BIT.
+
+2004-06-25 Devang Patel <dpatel@apple.com>
+
+ * config/rs6000/darwin.h (CC1_SPEC): Handle -gused and -gfull.
+ * config/i386/darwin.h (CC1_SPEC): Same.
+
+2004-06-25 Mark G. Adams <mark.g.adams@sympatico.ca>
+
+ * dbxout.h: Add include guards
+
+2004-06-25 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_EABI__.
+
+2004-06-25 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm.c (arm_arch4t): New variable.
+ (arm_override_options): Initialize it. If compiling for armv5 or
+ higher clear TARGET_INTERWORK.
+ (output_call): Abort if called for armv5. Use BX if it's available.
+ (output_call_mem): Use BLX if available and ensure that all armv5
+ code is interworking safe.
+ (output_return_instruction): Always use BX in preference to MOV if
+ it's available.
+ (arm_output_epilogue): Likewise.
+ (arm_final_prescan_insn): Never conditionally call a subroutine
+ on armv5.
+ * arm.h (arm_arch4t): Declare.
+ * arm.md (call_reg_armv5, call_value_reg_armv5): New.
+ (call_reg_arm, call_value_reg_arm): Renamed from call_reg and
+ call_value_reg respectively.
+ (call_reg_thumb_v5, call_value_reg_thumb_v5): New.
+ (call_reg_thumb, call_value_reg_thumb): Renamed from call_indirect
+ and call_value_indirect respectively.
+
+2004-06-25 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.c (reg_or_const_float_1_operand): Reimplement
+ in terms of const_float_1_operand.
+
+2004-06-25 Richard Sandiford <rsandifo@redhat.com>
+
+ PR target/16144
+ * config/mips/mips.md (divsf, divdf): Don't FAIL if the first operand
+ is 1.0; force it into a register instead.
+
+2004-06-25 Bernardo Innocenti <bernie@develer.com>
+
+ * config/m68k/m68k.h: Restore valid comment removed by mistake with
+ the recent m68k comments cleanup.
+
+2004-06-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * c-gimplify.c (gimplify_for_stmt): Use gimplify_and_add.
+ * gimplify.c (internal_get_tmp_var, gimplify_return_expr): Likewise.
+ (gimplify_loop_expr, gimplify_init_constructor): Likewise.
+ (gimplify_self_mod_expr, gimplify_cond_expr): Likewise.
-Wed Jun 18 18:10:16 1997 Per Bothner <bothner@cygnus.com>
+ PR/16131
+ * gimplify.c (voidify_wrapper_expr): Allow TARGET_EXPR.
- * dbxout.c (dbxout_type_fields): Skip field if DECL_IGNORED_P.
+ * gimplify.c: Remove unneeded forward declarations.
-Wed Jun 18 18:04:33 1997 Mike Stump <mrs@cygnus.com>
+ * gimplify.c (append_to_compound_expr): Deleted.
+ * tree-gimple.h (append_to_compound_expr): Deleted.
- * except.c (end_eh_unwinder): If we have a return instruction, we
- have to make sure we use it and don't fall off the end of the
- function in the unwinder.
+ * fold-const.c (fold_addr_expr_with_type): Look through all
+ valid LHS modifiers to find a base to mark addressable.
-Wed Jun 18 14:27:58 1997 Mike Stump <mrs@cygnus.com>
-
- * flow.c (find_basic_blocks): Fix end case bug.
-
-Tue Jun 17 18:35:57 1997 Mike Stump <mrs@cygnus.com>
+ * tree.h (debug_find_tree): Add declaration.
+ * tree-inline.c (debug_find_tree): Remove extern declaration.
- * libgcc2.c (__eh_pcnthrow): Add support -fno-sjlj-exceptions
- -fPIC exception handling on the SPARC.
- * sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
- * libgcc2.c (__eh_ffetmnpc): Remove.
+2004-06-24 Eric Christopher <echristo@redhat.com>
+
+ * config/rs6000/rs6000.md: Apply change mistakenly
+ deleted with 2004-06-22 patch.
-Mon Jun 16 20:28:51 1997 Jason Merrill <jason@yorick.cygnus.com>
+2004-06-24 Richard Henderson <rth@redhat.com>
- * collect2.c (extract_string): Null-terminate.
+ * c-decl.c (c_in_iteration_stmt, c_in_case_stmt): Remove.
+ (c_break_label, c_cont_label): New.
+ (start_function): Update initializations.
+ (c_push_function_context): Update saves.
+ (c_pop_function_context): Update restores.
+ * c-parse.in: Update expected conflicts.
+ (stmt_count, compstmt_count): Remove. Remove all updates.
+ (if_prefix, simple_if, do_stmt_start): Remove.
+ (lineno_labeled_stmt): Remove.
+ (lineno_labels): New.
+ (c99_block_lineno_labeled_stmt): Use it.
+ (lineno_stmt, lineno_label): Don't clear EXPR_LOCUS before calling
+ annotate_with_locus.
+ (select_or_iter_stmt): Replace by ...
+ (condition, if_statement_1, if_statement_2, if_statement,
+ start_break, start_continue, while_statement, do_statement,
+ for_cond_expr, for_incr_expr, for_statement, switch_statement): New.
+ (stmt): Split out ...
+ (stmt_nocomp): ... this. Use c_finish_bc_stmt, c_finish_goto_label,
+ c_finish_goto_ptr.
+ * c-semantics.c (add_stmt): Don't add line numbers to labels.
+ * c-tree.h: Update prototypes.
+ (struct language_function): Remove x_in_iteration_stmt, x_in_case_stmt;
+ add x_break_label, x_cont_label, x_switch_stack.
+ (c_switch_stack): Declare.
+ * c-typeck.c (c_finish_goto_label, c_finish_goto_ptr): New.
+ (c_finish_return): Return the statement.
+ (c_switch_stack): Rename from switch_stack; export.
+ (if_elt, if_stack, if_stack_space, if_stack_pointer): Remove.
+ (c_begin_if_stmt, c_finish_if_cond, c_finish_then, c_begin_else,
+ c_finish_else): Remove.
+ (c_finish_if_stmt): Rewrite to perform the entire operation.
+ (c_begin_while_stmt, c_finish_while_stmt_cond, c_finish_while_stmt,
+ c_begin_for_stmt, c_finish_for_stmt_init, c_finish_for_stmt_cond,
+ c_finish_for_stmt_incr, c_finish_for_stmt): Remove.
+ (c_finish_loop): New.
+ (c_finish_bc_stmt): New.
+ (c_finish_expr_stmt): Return the statement. Split out...
+ (c_process_expr_stmt): ... this. Don't add locus to error marks.
+ * gimplify.c (gimplify_cond_expr): Accept NULL type statements.
+ * tree-gimple.c (is_gimple_stmt): Likewise.
+ * tree-pretty-print.c (dump_generic_node <COND_EXPR>): Likewise.
+ (print_struct_decl): Delete empty compound statement.
+ * objc/objc-act.c (objc_build_throw_stmt): Return the statement.
+ * objc/objc-act.h: Update decl.
-Mon Jun 16 14:38:44 1997 Michael Meissner <meissner@cygnus.com>
+2004-06-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
- * combine.c (set_nonzero_bits_and_sign_copies): Use REG_SET macros
- instead of doing bit operations directly.
- (try_combine,reg_dead_at_p): Ditto.
- * caller-save.c (save_call_clobbered_regs): Ditto.
- * reload1.c (reload): Ditto.
- * local-alloc.c (update_equiv_regs,block_alloc): Ditto.
- * sched.c (schedule_block): Dito.
+ * tree-pretty-print.c (dump_generic_node, case TYPE_DECL):
+ Don't look at TYPE_METHODS unless RECORD_TYPE or UNION_TYPE.
-Sun Jun 15 20:46:12 1997 Jim Wilson <wilson@cygnus.com>
+2004-06-24 Andrew Pinski <apinski@apple.com>
- * dwarf2out.c (dwarf2out_frame_debug): Handle IOR.
- (struct limbo_die_struct): Define.
- (TYPE_DECL_IS_STUB): Call decl_ultimate_origin if DECL_ABTRACT_ORIGIN
- is set.
- (limbo_die_count): Delete.
- (libmo_die_list): Define.
- (new_die): Add die to limbo_die_list instead of incrementing
- limbo_die_count.
- (add_AT_location_description): Renamed from add_location_attribute.
- New parameter attr_kind.
- (add_location_or_const_value_attribute, gen_subprogram_die,
- add_bound_info): Change call to add_AT_location_description.
- (add_bound_info): Add call to contains_placeholder_p. Ignore
- MAX_EXPR and VAR_DECL.
- (add_subscript_info): Ignore the index type if it is an unnamed
- integral type.
- (scope_die_for): Move check for function-local tags after code setting
- containing_scope, and add check for non-NULL containing_scope
- (add_type_attribute): If unnamed type, use TREE_TYPE instead.
- (gen_enumeration_type_die, gen_struct_or_union_type_die): Call
- add_child_die if die_parent is NULL.
- (gen_subprogram_die): Ifdef out DW_AT_static_link code.
- (decls_for_scope): Delete decrement of limbo_die_count.
- (dwarf2out_finish): Add code to traverse the limbo_die_list, and
- call add_child_die if die_parent is NULL. Delete limbo_die_count code.
- * mips.c (mips_expand_prologue): If tsize_rtx is large_int, emit two
- insns instead of one splitable insn, setting RTX_FRAME_RELATED_P.
+ * objc-act.c (build_objc_method_call): Save the lookup_object
+ so we do not call it twice.
-Fri Jun 13 19:33:35 1997 Brendan Kehoe <brendan@cygnus.com>
+2004-06-24 Richard Henderson <rth@redhat.com>
- * fixincludes: Also fix AIX NULL macro in sys/{dir,param,types}.h.
+ * tree-ssa-dom.c (real_avail_expr_hash): New.
+ (tree_ssa_dominator_optimize): Use it in the htab.
-Thu Jun 12 22:53:12 1997 Jim Wilson <wilson@cygnus.com>
+2004-06-24 Frank Ch. Eigler <fche@redhat.com>
- * m68k.md (mov[qhs]i): Remove pair of constraints which allow
- offsetable memory addresses to be moved to the same for TARGET_5200.
+ * tree-mudflap.c (mx_register_decls): Add third (type) argument
+ to synthesized __mf_unregister call.
-Thu Jun 12 15:33:01 1997 Jeffrey A Law (law@cygnus.com)
+2004-06-24 Roger Sayle <roger@eyesopen.com>
- * pa.h (SELECT_RTX_SECTION): Place symbolic operands into the
- data section.
+ PR middle-end/15239
+ * expmed.c (expand_mult): Remove artificial restriction on the
+ maximum cost of a synthetic multiplication sequence.
- * pa.c (emit_move_sequence): Rewrite code to handle arithmetic
- involving plabels.
+2004-06-24 Eric Christopher <echristo@redhat.com>
-Wed Jun 11 08:57:14 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
+ * combine.c (distribute_notes): Don't delete sets to
+ global register variables.
- * tree.c (unsave_expr_now): Avoid recursing into the parts of
- the tree that are RTL.
+2004-06-24 Jakub Jelinek <jakub@redhat.com>
-Thu Jun 12 09:43:55 1997 Jeffrey A Law (law@cygnus.com)
+ * config/i386/i386.md (ffsdi2, clzdi2): New expanders.
+ (ffs_rex64): New splitter.
+ (ffsdi_1, ctzdi2, bsr_rex64): New instructions.
- * reorg.c (emit_delay_sequence): Call set_new_first_and_last_insn
- after the new sequence insn has been spliced into the insn chain.
+2004-06-24 Andrew Pinski <apinski@apple.com>
-Wed Jun 11 23:10:49 1997 Jeffrey A Law (law@cygnus.com)
+ * config/darwin7.h (MATH_LIBRARY): Remove.
+ (LIB_SPEC): Define.
+ * config/darwin.h (MATH_LIBRARY): Define always to empty.
+ (LIB_SPEC): Only define if not already defined.
- * mn10300.md (call, call_value): Use "call" instead of "calls"
- for calls to named functions.
+2004-06-24 Revital Eres <eres@il.ibm.com>
-Wed Jun 11 00:22:34 1997 Jim Wilson <wilson@cygnus.com>
+ * loop-iv.c (iv_analyze, simple_set_p): Support for identifying
+ shifts of induction variable.
+ (iv_shift): New function.
- * configure, configure.in: Restore changes from Feb 15 to Apr 13
- lost during conversion to autoconf.
+2004-06-24 Richard Henderson <rth@redhat.com>
-Tue Jun 10 18:23:35 1997 Mike Stump <mrs@cygnus.com>
+ * gimplify.c (gimplify_body): Watch for body vanishing.
- * stmt.c (expand_decl_cleanup): Avoid core dumping when exceptions
- aren't on.
-
-Tue Jun 10 18:22:30 1997 Jason Merrill <jason@yorick.cygnus.com>
+2004-06-24 Jeff Law <law@redhat.com>
+
+ * tree-ssa-dom.c (record_dominating_conditions): New function.
+ (dom_opt_finalize_block, get_eq_expr_value): Use it.
- * collect2.c (extract_string): New fn.
- (main): Use it.
+2004-06-24 Richard Sandiford <rsandifo@redhat.com>
-Tue Jun 10 17:40:15 1997 Jim Wilson <wilson@cygnus.com>
+ * calls.c (shift_returned_value): Fix handling of non-integer
+ TYPE_MODEs.
- * expr.c (emit_group_load): Add case using gen_lowpart.
+2004-06-24 Ulrich Weigand <uweigand@de.ibm.com>
-Tue Jun 10 17:14:58 1997 Michael Meissner <meissner@cygnus.com>
+ * c-decl.c (finish_function): Do not check for DEFAULT_MAIN_RETURN.
+ * system.h (DEFAULT_MAIN_RETURN): Poison.
+ * doc/tm.texi (DEFAULT_MAIN_RETURN): Remove documentation.
- * rs6000.c (rs6000_override_options): If -mcpu=403, set -mstrict-align.
+2004-06-24 Ben Elliston <bje@au.ibm.com>
- * rs6000/t-ppc{,gas} (MULTILIB_EXTRA_OPTS): Build libraries with
- -mstrict-align.
+ * doc/cfg.texi (Edges): Fix typo.
- * configure.in ({powerpc,rs6000}*-*-*): Add embedded targets to
- --with-cpu=n support.
+2004-06-24 Paul Brook <paul@codesourcery.com>
-Tue Jun 10 07:06:12 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
+ * config/arm/arm.c (arm_output_epilogue): Remove excess checks.
- * flow.c (mark_used_regs): Fix typo in Jun 4 change.
+2004-06-23 Andrew Pinski <apinski@apple.com>
-Mon Jun 9 20:26:26 1997 Jim Wilson <wilson@cygnus.com>
+ PR middle-end/15988
+ * fold-const.c (fold_convert): Types which are compatible
+ can be converted with only a NOP_EXPR.
- * Makefile.in (MAYBE_USE_COLLECT2): Renamed from MAYBE_USE_COLLECT.
+2004-06-24 Alan Modra <amodra@bigpond.net.au>
-Mon Jun 9 19:42:21 1997 Jason Merrill <jason@yorick.cygnus.com>
+ * calls.c (expand_call): Call INIT_CUMULATIVE_ARGS earlier, and
+ pass raw n_named_args to it.
+ * targhooks.c: Formatting.
+ (hook_bool_CUMULATIVE_ARGS_false): Correct comment.
- * fold-const.c (fold): Don't do COND_EXPR -> MIN_EXPR folding if it
- loses information that might be needed by a later use as an lvalue.
+2004-06-23 Richard Henderson <rth@redhat.com>
-Mon Jun 9 19:10:50 1997 Alexandre Oliva <oliva@dcc.unicamp.br>
+ * c-gimplify.c (gimplify_decl_stmt): Push gimplify_one_sizepos inside
+ non-constant size check. Gimplify the type too. Tidy building
+ BUILT_IN_STACK_ALLOC call.
- * configure.in: Don't override a user's setting for prefix
- on platforms that use the native prefix.
+2004-06-23 Roger Sayle <roger@eyesopen.com>
-Mon Jun 9 19:00:49 1997 Brendan Kehoe <brendan@melange.gnu.ai.mit.edu>
+ * c-common.c (expand_unordered_cmp): Delete.
+ (expand_tree_builtin): Delete.
+ * c-common.h (expand_tree_builtin): Delete function prototype.
+ * c-typeck.c (build_function_call): Don't call expand_tree_builtin.
- * integrate.c (expand_inline_function): Use the mode of FNDECL's
- result rtl, not the result type itself, in setting ARRIVING_MODE.
+2004-06-23 Richard Henderson <rth@redhat.com>
- * reload1.c (reload): Use xmalloc instead of alloca for the label
- offsets in OFFSETS_AT and OFFSETS_KNOWN_AT.
+ * gimplify.c (gimplify_compound_lval): Don't set ARRAY_REF or
+ COMPONENT_REF variable fields unless they're non-constant.
-Mon Jun 9 15:16:52 1997 Mike Stump <mrs@cygnus.com>
+2004-06-23 Robert Millan <robertmh@gnu.org>
- * flow.c (find_basic_blocks): Eliminate more dead code, enables
- dead throws to be eliminated.
+ * config.gcc: Merge kfreebsd*-gnu with linux* and add knetbsd*-gnu.
+ * config/i386/linux.h: Allow overriding of LINK_EMULATION,
+ DYNAMIC_LINKER and register names in sc_ structure.
+ * config/kfreebsd-gnu.h: New. kfreebsd-gnu followup for linux.h.
+ * config/i386/kfreebsd-gnu.h: New. Ditto for i386-kfreebsd-gnu.
+ * config/knetbsd-gnu.h: New. Ditto for knetbsd-gnu.
+ * config/i386/knetbsd-gnu.h: New. Ditto for i386-knetbsd-gnu.
-Mon Jun 9 17:15:50 1997 Stephen L Moshier <moshier@world.std.com>
+ * config/kfreebsdgnu.h: Remove.
+ * config/t-kfreebsd-gnu: Likewise.
+ * config/i386/kfreebsdgnu.h: Likewise.
- * alpha.c (check_float_value): Underflow and overflow constants
- are different for FLOAT_VAX and default targets.
+2004-06-23 Eric Christopher <echristo@redhat.com>
-Mon Jun 9 16:48:21 1997 Scott Christley <scottc@net-community.com>
+ * fold-const.c (make_range): Cleanup type checking through function.
+ Remove orig_type. Replace with checks to exp_type and arg0_type.
+ Clarify comment when converting from unsigned to signed.
+
+2004-06-23 Eric Christopher <echristo@redhat.com>
+
+ * config/mips/mips.c (mips_use_dfa_pipeline_interface): Add R3000.
+ * config/mips/mips.md: Remove R3000 scheduling description.
+ * config/mips/3000.md: New file.
+
+2004-06-23 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390-protos.h (s390_emit_compare): Add prototype.
+ (s390_emit_jump): Likewise.
+ * config/s390/s390.c (s390_emit_compare): New function.
+ (s390_emit_jump): Likewise.
+ * config/s390/s390.md ("beq", "bne", "bgt", "bgtu", "blt", "bltu",
+ "bge", "bgeu", "ble", "bleu", "bunordered", "bordered", "buneq",
+ "bungt", "bunlt", "bunge", "bunle", "bltgt"): Use s390_emit_compare
+ and s390_emit_jump.
+ ("cjump"): Remove, replace by ...
+ ("*cjump_64", "*cjump_31"): ... these insns. Improve length default.
+ ("icjump", "*icjump_64", "*icjump_31"): Likewise.
+ ("trap"): Fix type attribute.
+ ("conditional_trap"): Use s390_emit_compare.
+ ("doloop_si"): Remove, replace by ...
+ ("doloop_si64", "doloop_si31"): ... these new insn_and_split.
+ Merge existing splitter into insn_and_split. Improve length default.
+ ("doloop_di"): Merge with existing splitter into insn_and_split.
+ ("doloop"): Adapt.
+ ("jump"): Convert to expander. Use s390_emit_jump.
+ ("*jump_64", "*jump_31"): New insns. Improve length default.
+
+2004-06-23 Wu Yongwei <adah@sh163.net>
+
+ * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Adjust.
+ (__gthr_i486_lock_cmp_xchg): New inline assembly function.
+ (__GTHR_W32_InterlockedCompareExchange): New macro to choose a
+ suitable function for interlocked compare-and-exchange.
+ (__gthread_mutex_trylock): Use
+ __GTHR_W32_InterlockedCompareExchange.
+ (__gthread_mutex_init_function, __gthread_mutex_lock,
+ __gthread_mutex_trylock, __gthread_mutex_unlock): Adjust the
+ initial counter value to work correctly under Windows 95.
+ * config/i386/gthr-win32.c: Adjust include order.
+ Define __GTHREAD_I486_INLINE_LOCK_PRIMITIVES before including
+ gthr-win32.h.
+ (__gthr_win32_mutex_init_function, __gthr_win32_mutex_lock,
+ __gthr_win32_mutex_trylock, __gthr_win32_mutex_unlock): Adjust
+ to match inline versions in gthr-win32.h.
+
+2004-06-23 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.c (rs6000_use_dfa_pipeline_interface): Delete.
+ (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Redefine a hook_int_void_1.
+ (insvdi_rshift_rlwimi_p): New function.
+ * config/rs6000/rs6000.md (insvdi_internal2/3): New patterns.
+ (extendsfdf2): Convert to define_insn_and_split.
+ * config/rs6000/rs6000-protos.h (insvdi_rshift_rlwimi_p): Prototype.
+
+2004-06-23 Andrew Pinski <apinski@apple.com>
+
+ * c-typeck.c (composite_type, <case ARRAY_TYPE>): Abort if we have
+ type qualifiers at all.
+ If both of the type domains are null and the new element type is
+ the same as one of the, return the one which the element type.
+ matches.
+ Do not call qualify_type on the new type.
+
+2004-06-23 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.h (DEFAULT_MAIN_RETURN): Remove.
+
+2004-06-23 Roger Sayle <roger@eyesopen.com>
+
+ * convert.c (strip_float_extension): Skip both NOP_EXPR and
+ CONVERT_EXPR floating point extensions.
+
+2004-06-23 Diego Novillo <dnovillo@redhat.com>
+
+ * Makefile.in (tree-vn.o): New.
+ (tree-ssa-pre.o): Don't depend on RTL_H.
+ * tree-dfa.c (find_referenced_vars): Don't call init_tree_ssa.
+ * tree-flow.h (struct var_ann_d): Remove field expr_set.
+ (add_to_value, expressions_equal_p, get_value_handle, vn_compute,
+ vn_lookup_or_add, vn_add, vn_lookup, vn_init, vn_delete): Declare.
+ * tree-optimize.c (execute_init_datastructures): New local function.
+ (pass_init_datastructures): New local variable.
+ (init_tree_optimization_passes): Sequence pass_init_datastructures.
+ * tree-pretty-print.c (MASK_POINTER): Remove.
+ (dump_generic_node): Handle VALUE_HANDLE.
+ * tree-ssa-pre.c: Move all value numbering routines to tree-vn.c.
+ Update callers to use new function names.
+ Use VALUE_HANDLE_ID and VALUE_HANDLE_EXPR_SET instead of
+ variable annotations.
+ * tree-ssa.c (init_tree_ssa): Call vn_init.
+ (delete_tree_ssa): Call vn_delete.
+ * tree-vn.c: New file.
+ * tree.c (tree_size): Handle VALUE_HANDLE.
+ (tree_node_structure): Likewise.
+ (iterative_hash_expr): Likewise.
+ * tree.def (VALUE_HANDLE): New code.
+ * tree.h (struct tree_value_handle): New.
+ (VALUE_HANDLE_ID): Define.
+ (VALUE_HANDLE_EXPR_SET): Define.
+ (enum tree_node_structure_enum): Add TS_VALUE_HANDLE.
+ (union tree_node): Add struct tree_value_handle.
+
+2004-06-23 Andrew Pinski <apinski@apple.com>
+
+ * c-typeck.c (composite_type):
+ <case POINTER_TYPE>: Build a qualified type of
+ the new type.
+ <case ARRAY_TYPE>: Likewise.
+ <case FUNCTION_TYPE>: Likewise.
+
+2004-06-23 Pat Haugen <pthaugen@us.ibm.com>
+
+ PR optimization/15633
+ * value-prof.c (divmod_fixed_value_transform): Compute probability
+ of taking optimal path and pass along to gen_ routine.
+ (mod_pow2_value_transform): Same.
+ (mod_subtract_transform): Same.
+ (gen_divmod_fixed_value): Add new probability parameter.
+ Add probability to newly created jump.
+ (gen_mod_pow2): Same.
+ (gen_mod_subtract): Same.
+
+2004-06-23 Richard Earnshaw <rearnsha@arm.com>
+
+ * PR target/15948
+ * arm.md (bicsi3_cbranch): Add alternative to handle tying operands
+ one and two.
+
+2004-06-23 Richard Earnshaw <rearnsha@arm.com>
+
+ PR target/15927
+ * arm.h (THUMB_SECONDARY_OUTPUT_RELOAD_CLASS): Don't need a secondary
+ reload if CLASS is BASE_REGS.
+
+2004-06-23 Richard Sandiford <rsandifo@redhat.com>
+
+ * gengtype-yacc.y (option): Avoid use of non-constant struct
+ initializer.
+
+2004-06-23 Nathan Sidwell <nathan@codesourcery.com>
+
+ * doc/extend.texi (Function Attributes): Alphabetize.
+
+2004-06-23 Richard Henderson <rth@redhat.com>
+
+ * c-gimplify.c (gimplify_decl_stmt): Update gimplify_type_sizes call.
+ Use gimplify_and_add.
+ * c-typeck.c (c_finish_if_stmt): Use NULL instead of empty stmt.
+ * gimplify.c (build_and_jump, gimplify_exit_expr,
+ gimplify_init_constructor, gimplify_save_expr, gimple_push_cleanup,
+ gimplify_stmt, gimplify_expr): Likewise.
+ (shortcut_cond_expr): Handle NULL arms of COND_EXPR.
+ (gimplify_statement_list): Remove NULL entries.
+ (gimplify_to_stmt_list): Handle NULL results.
+ (gimplify_type_sizes): Add list_p argument.
+ (gimplify_one_sizepos): Don't use internal pre/post queue.
+ * tree-gimple.h (gimplify_type_sizes): Update.
- * Makefile.in (Makefile): Process language fragments.
- * configure.frag: New file.
- * configure.in: Move language fragment processing to configure.lang.e
+2004-06-22 Eric Christopher <echristo@redhat.com>
- * Makefile.in (GCC_PASSES): Prevent all compilers from being
- built when only the C compiler is needed.
+ * config/rs6000/rs6000.md (*insvsi_internal5/6): New patterns.
- * configure.in (cross_overrides, build_overrides): Use absolute
- path to GCC top-level source directory.
+2004-06-22 Pat Haugen <pthaugen@us.ibm.com>
+
+ * cfghooks.c (make_forwarder_block): Decrement count on fallthru edge
+ when redirecting back edges.
+
+ * cfghooks.c (split_block): Call make_single_succ_edge so that edge
+ count/probability are set correctly.
+
+2004-06-22 Richard Henderson <rth@redhat.com>
+
+ * c-typeck.c (emit_side_effect_warnings): Ignore error marks.
+ (c_finish_stmt_expr): Likewise.
+
+ * config/i386/i386.c (TARGET_STRUCT_VALUE_RTX): New.
+ (ix86_return_in_memory): Move SSE vector return warning ...
+ (ix86_struct_value_rtx): ... here. New.
+
+2004-06-22 Richard Henderson <rth@redhat.com>
+
+ * tree.def (VTABLE_REF): Remove.
+ (OBJ_TYPE_REF): New.
+ (TRY_CATCH_EXPR, TRY_FINALLY_EXPR): Set type 's'.
+ * expr.c (expand_expr_real_1): Replace VTABLE_REF with OBJ_TYPE_REF.
+ * fold-const.c (non_lvalue): Likewise.
+ * gimplify.c (gimplify_expr): Likewise.
+ (gimplify_call_expr): Use is_gimple_call_addr.
+ * langhooks-def.h (LANG_HOOKS_FOLD_OBJ_TYPE_REF): New.
+ * langhooks.h (fold_obj_type_ref): New.
+ * tree-gimple.c (is_gimple_call_addr): New.
+ * tree-gimple.h (is_gimple_call_addr): Declare.
+ * tree-inline.c (inlinable_function_p): Fix merge error.
+ (estimate_num_insns_1): Replace VTABLE_REF with OBJ_TYPE_REF.
+ * tree-pretty-print.c (dump_generic_node): Likewise.
+ (print_call_name): Handle OBJ_TYPE_REF.
+ * tree-ssa-ccp.c (fold_stmt): Fold OBJ_TYPE_REF.
+ * tree-ssa-operands.c (get_expr_operands): Handle OBJ_TYPE_REF.
+ * tree.h (OBJ_TYPE_REF_EXPR): New.
+ (OBJ_TYPE_REF_OBJECT, OBJ_TYPE_REF_TOKEN): New.
+ * doc/c-tree.texi (VTABLE_REF): Remove.
+ * objc/objc-act.c (build_objc_method_call): Build an OBJ_TYPE_REF.
+
+2004-06-22 Richard Henderson <rth@redhat.com>
+
+ PR middle-end/16026
+ * function.c (assign_parms): Don't abort for overaligned PARALLEL.
+
+2004-06-22 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * Makefile.in (distclean): Don't try to remove empty directories.
+
+2004-06-22 Richard Sandiford <rsandifo@redhat.com>
+
+ PR target/15869
+ * config/mips/mips.c (mips_avoid_hazards): Call split_all_insns_noflow.
+
+2004-06-22 Alexandre Oliva <aoliva@redhat.com>
+
+ * config/mn10300/mn10300.md (movdi, movdf): Use high/low for movu
+ operands.
+
+2004-06-22 Dale Johannesen <dalej@apple.com>
+
+ * config/rs6000/rs6000.c (legitimate_offset_address_p): Make
+ global, rename rs6000_legitimate_offset_address_p.
+ (rs6000_legitimate_address_p): Adjust calls to it.
+ (lmw_operation): Ditto.
+ (stmw_operation): Ditto.
+ * config/rs6000/rs6000-protos.h: Declare it.
+ * config/rs6000/rs6000.md (*movdf_hardfloat32): Use it
+ instead of offsettable_memref_p.
+
+2004-06-22 Dale Johannesen <dalej@apple.com>
+
+ * config/rs6000/rs6000.c (rs6000_legitimate_address): Disallow
+ [reg+reg] mode for TFmode memory accesses.
+ (rs6000_eliminate_indexed_memrefs): New.
+ (rs6000_emit_move): Call preceding for TImode and TFmode.
+
+2004-06-22 Paolo Bonzini <bonzini@gnu.org>
+
+ * tree-cfg.c (pass_warn_function_return): It needs
+ CFG, not SSA.
+
+2004-06-22 Nathan Sidwell <nathan@codesourcery.com>
+
+ * doc/invoke.texi (Machine Dependent Options): Alphabetize.
+ (Submodel Options): Likewise.
+
+2004-06-21 Andrew Pinski <apinski@apple.com>
+
+ Radar #: 3701874
+ * c-decl.c (push_file_scope): Return early if we already
+ have a file scope.
+
+2004-06-21 Geoffrey Keating <geoffk@apple.com>
+
+ * c-opts.c (c_common_handle_option): Handle -fpch-preprocess.
+ * c-common.h (flag_pch_preprocess): Declare.
+ (c_common_pch_pragma): Likewise.
+ * c-common.c (flag_pch_preprocess): New.
+ * c-pch.c (c_common_read_pch): Support -fpreprocess-only.
+ (c_common_pch_pragma): New.
+ * c-ppoutput.c (cb_read_pch): New.
+ (init_pp_output): Support -fpch-preprocess.
+ * c-pragma.c (init_pragma): Support #pragma GNUC pch_preprocess.
+ * c.opt (fpch-preprocess): New.
+ * gcc.c (cpp_options): When save-temps, pass -fpch-preprocess.
+ * doc/cppopts.texi: Document -fpch-preprocess.
+ * doc/invoke.texi (Precompiled Headers): Mention that
+ -fpreprocessed is safe for PCH. Mention that if an option is
+ listed as safe that doesn't mean it does what you expect.
+
+2004-06-22 Ben Elliston <bje@au.ibm.com>
+
+ * tree-ssa.c (ssa_redirect_edge): Correct leading comment.
+
+2004-06-21 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * Makefile.in (gimplify.o): Add cgraph.h.
+ * alias.c (adjust_offset_for_component_ref): Use
+ component_ref_field_offset.
+ * c-decl.c (build_array_declarator): Add news args for ARRAY_REF.
+ * c-gimplify.c (gimplify_expr_stmt): Use alloc_stmt_list.
+ (gimplify_decl_stmt): Call gimplify_type_sizes for type.
+ For decl, call gimplify_one_sizepos and use statement list.
+ (gimplify_compound_literal_expr): New arg PRE_P.
+ Add statement to PRE_P list and return DECL.
+ (c_gimplify_expr, case COMPOUND_LITERAL_EXPR): Add arg to
+ gimplify_compound_literal_expr.
+ * c-tree.h (getdecls): Deleted.
+ * c-typeck.c (build_component_ref): Add operand for COMPONENT_REF.
+ (build_array_ref): Add two operands for ARRAY_REF.
+ (build_unary_op): Set TREE_INVARIANT and TREE_CONSTANT for
+ COMPOUND_LITERAL_EXPR.
+ * coverage.c (tree_coverage_counter_ref): Add new operands
+ for ARRAY_REF.
+ * emit-rtl.c (component_ref_for_mem_expr): Add new operand
+ for COMPONENT_REF.
+ (set_mem_attributes_minus_bitpos): Use array_ref_low_bound
+ and array_ref_element_size.
+ (widen_memory_access):Use component_ref_field_offset.
+ * explow.c (update_nonlocal_goto_save_area): Add two operands
+ for ARRAY_REF.
+ * expr.c (array_ref_element_size, array_ref_low_bound): New functions.
+ (component_ref_field_offset): Likewise.
+ (get_inner_reference): Use them.
+ (expand_expr_real_1, case ARRAY_REF): Use array_ref_low_bound.
+ * fold-const.c (fold, case EQ_EXPR): Properly handle DECL_SIZE.
+ (fold_read_from_constant_string): Use array_ref_low_bound.
+ Verify that result is a character type.
+ (build_fold_indirect_ref): Add two operands for ARRAY_REF.
+ * function.c (expand_function_start): Likewise.
+ * gimple-low.c (expand_var_p): Delete duplicated line.
+ * gimplify.c: Add static decls for local functions.
+ (cgraph.h): Now included.
+ (create_tmp_var): Remove check for ARRAY_TYPE.
+ (copy_if_shared_r): Look at bounds and sizes of types.
+ (build_and_jump): Return alloc_stmt_list instead of build_empty_stmt.
+ (gimplify_exit_expr, shortcut_cond_expr): Likewise.
+ (gimplify_save_expr, gimple_push_cleanup): Likewise.
+ (gimplify_init_constructor): Likewise.
+ WANT_VALUE now bool.
+ If empty list with no result wanted, return GS_UNHANDLED.
+ Add additional operands for ARRAY_REF and COMPONENT_REF.
+ (canonicalize_component_ref): Convert to &array[L].
+ (gimplify_array_ref_to_plus): Use array_ref_element_size and
+ array_ref_lower_bound.
+ (build_addr_expr_with_type, build_addr_expr): New functions.
+ (gimplify_compound_lval): WANT_LVALUE now bool.
+ Major rework to allow handle_component_p and initialize and
+ gimplify new operands for ARRAY_REF, ARRAY_RANGE_REF, and
+ COMPONENT_REF.
+ (gimplify_array_ref): Deleted.
+ (gimplify_self_mod_expr): WANT_VALUE now bool.
+ (gimplify_modify_expr): Gimplify to_p and from_p later.
+ Factor out code into gimplify_modify_expr_rhs and call twice.
+ Move variable-size code earlier and handle PLACEHOLDER_EXPR.
+ (gimplify_modify_expr_rhs, gimplify_variable_sized_compare): New fns.
+ (gimplify_addr_expr, case VIEW_CONVERT_EXPR): New case.
+ (gimplify_expr, case ARRAY_REF): Delete special case.
+ Instead handle like COMPONENT_REF; also do ARRAY_RANGE_REF,
+ IMAGPART, and REALPART the same way.
+ (gimplify_expr, case VIEW_CONVERT_EXPR): New case.
+ (gimplify_expr): Call gimplify_variable_sized_compare if applicable.
+ Call alloc_stmt_list instead of build_empty_stmt.
+ Deal with _REF that's volatile.
+ (gimplify_type_sizes, gimplify_one_sizepos): New functions.
+ (unshare_body, unvisit_body): New functions.
+ (gimplify_body): Call them.
+ * stmt.c (expand_stack_alloc): Don't expand TYPE_MAX_VALUE.
+ * stor-layout.c (get_pending_sizes): Don't change SAVE_EXPR_CONTEXT.
+ * tree-alias-common.c (get_alias_var): Also skip ARRAY_RANGE_REF.
+ * tree-cfg.c (tree_node_can_be_shared): Treat ARRAY_RANGE_REF
+ like ARRAY_REF.
+ (verify_expr, case ADDR_EXPR): Use handled_component_p.
+ * tree-dfa.c (get_virtual_var): Likewise.
+ * tree-dump.c (dequeue_and_dump, case COMPONENT_REF, ARRAY_REF):
+ New cases to dump new operands; likewise for ARRAY_RANGE_REF.
+ * tree-eh.c (tree_could_trap, case ARRAY_RANGE_REF): Like ARRAY_REF.
+ * tree-gimple.c (is_gimple_addr_expr_arg): Add ARRAY_RANGE_REF
+ and INDIRECT_REF.
+ (get_base_address): Use handled_component_p.
+ * tree-gimple.h (gimplify_type_sizes, gimplify_one_sizepos): New.
+ * tree-inline.c (walk_tree): Walk more things for types and decls.
+ * tree-mudflap.c (mf_build_check_statement_for): Add new operands
+ for ARRAY_REF and COMPONENT_REF.
+ (mx_xform_derefs_1): Clean up usage of decl sizes.
+ * tree-nested.c (build_addr): Use handled_component_p.
+ (walk_stmts, case CATCH_EXPR): Add missing "break".
+ (get_static_chain, get_frame_field): Add new operand for COMPONENT_REF.
+ (finalize_nesting_tree_1): Likewise.
+ (convert_nonlocal_reference, case ARRAY_RANGE_REF): Like ARRAY_REF
+ and process additional operands.
+ (convert_local_reference): Likewise.
+ * tree-outof-ssa.c (discover_nonconstant_array_refs_r): Treat
+ ARRAY_RANGE_REF similarly to ARRAY_REF.
+ * tree-pretty-print.c (dump_generic_node, case QUAL_UNION_TYPE): Handle
+ like RECORD_TYPE.
+ (dump_generic_node, case COMPONENT_REF): Print offset operand.
+ (dump_generic_node, case ARRAY_RANGE_REF): Treat like ARRAY_REF
+ and print lower bound and element size for both.
+ (op_prio, case ARRAY_RANGE_REF): Like ARRAY_REF.
+ * tree-sra.c (csc_build_component_ref): Add new operand.
+ (scalarize_call_expr): Use get_base_address.
+ * tree-ssa-ccp.c (widen_bitfield): Clean up size handling.
+ (maybe_fold_offset_to_array_ref): Rework to handle input having an
+ ARRAY_REF, refine handling of lower bound, and add new operands
+ for ARRAY_REF.
+ (maybe_fold_to_component_ref): Add new operand for COMPONENT_REF.
+ (maybe_fold_stmt_indirect): Only fold *&B to B if types match.
+ (maybe_fold_stmt_addition): Only handle constant lower bound.
+ * tree-ssa-operands.c (get_expr_operands): Minor rearrangements.
+ Treat ARRAY_REF and ARRAY_RANGE_REF the same; look at extra operands.
+ Look at new offset operand of COMPONENT_REF.
+ * tree-ssa.c (set_is_used): Use handled_component_p.
+ * tree.c (substitute_in_expr, case COMPONENT_REF): Add new operand.
+ (stabilize_reference, case COMPONENT_REF): Likewise.
+ (stabilize_reference, case ARRAY_RANGE_REF, ARRAY_REF): Similarly.
+ (recompute_tree_invariant_for_addr_expr): Completely rework to
+ be more precise. Also set TREE_SIDE_EFFECTS.
+ (build1_stat, case ARRAY_EXPR): Don't handle TREE_SIDE_EFFECTS here.
+ (build2_stat, build3_stat, build4_stat): For references,
+ propagate TREE_THIS_VOLATILE.
+ (get_unwidened): Add new operand for COMPONENT_REF.
+ (get_narrower): Likewise; use host_integerp for DECL_SIZE.
+ * tree.def (COMPONENT_REF): Add new operand.
+ (ARRAY_REF, ARRAY_RANGE_REF): Add two new operands.
+ * tree.h (array_ref_element_size, array_ref_low_bound): New decls.
+ (component_ref_field_offset): Likewise.
+ * config/alpha/alpha.c (alpha_va_start): Add new op for COMPONENT_REF.
+ (alpha_gimplify_va_arg): Likewise.
+ * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
+ * config/i860/i860.c (i860_va_start, i860_va_arg): Likewise.
+ * config/iq2000/iq2000.c (iq2000_va_arg): Likewise.
+ * config/mips/mips.c (mips_va_start, mips_va_arg): Likewise.
+ * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
+ Likewise.
+ * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
+ * config/sh/sh.c (sh_va_start, sh_va_arg): Likewise.
+ * config/stormy16/stormy16.c (xstormy1_expand_builin_va_start):
+ Likewise.
+ (xstormy16_expand_builtin_va_arg): Likewise.
+ * config/xtensa/xtensa.c (xtensa_va_start, xtensa_va_arg): Likewise.
+ * objc/objc-act.c (generate_static_references): Likewise.
+ (generate_strings, build_method_prototype_list_template): Likewise.
+ (generate_protocol_list): Likewise.
+
+2004-06-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR rtl-optimization/14782
+ * pa.c (emit_move_sequence): Use SFmode for 4-byte modes when doing
+ the address checks for secondary reloads for loads from and stores
+ to floating-point registers.
+ * pa.h (EXTRA_CONSTRAINT, case T): Use SFmode for 4-byte modes
+ in the address check. Move work around for ELF32 targets to
+ GO_IF_LEGITIMATE_ADDRESS.
+ (GO_IF_LEGITIMATE_ADDRESS): Require constant offsets to be
+ correctly aligned for DImode loads and stores. Don't allow long
+ SFmode displacements on ELF32.
+
+2004-06-21 Richard Henderson <rth@redhat.com>
+
+ PR rtl-opt/16114
+ * cse.c (merge_equiv_classes): Also rehash in response to
+ delete_reg_equiv changes.
+ (rehash_using_reg): Don't exclude REGs from rehashing.
+
+2004-06-21 Richard Henderson <rth@redhat.com>
+
+ * c-common.def (RETURN_STMT): Remove.
+ * c-common.h (RETURN_STMT_EXPR): Remove.
+ (c_expand_return, build_return_stmt): Remove.
+ (c_common_stmt_codes): Remove RETURN_STMT.
+ * c-dump.c (dump_next_stmt): Remove.
+ (c_dump_tree): Remove RETURN_STMT.
+ * c-decl.c (finish_function): Use c_finish_return.
+ * c-parse.in (stmt): Likewise.
+ * c-gimplify.c (gimplify_return_stmt): Remove.
+ (c_gimplify_expr): Remove RETURN_STMT.
+ * c-pretty-print.c (pp_c_statement): Likewise.
+ * c-semantics.c (build_return_stmt): Remove.
+ * c-tree.h (c_finish_return): Declare.
+ * c-typeck.c (c_finish_return): Rename from c_expand_return.
+ Return void. Build RETURN_EXPR directly.
+ * tree-dump.h (dump_next_stmt): Remove.
+
+2004-06-21 Zack Weinberg <zack@codesourcery.com>
+
+ * c-decl.c (start_function): Don't call make_decl_rtl. Don't
+ look at TREE_ADDRESSABLE of symbol name.
+
+2004-06-21 Kelley Cook <kcook@gcc.gnu.org>
+
+ PR target/15551
+ * config/i386/i386.md: Change UNSPEC_STACK_PROBE to UNSPECV_STACK_PROBE.
+ (allocate_stack_worker): Make unspec_volatile.
+ (allocate_stack_worker_rex64): Likewise.
+ (allocate_stack_worker_postreload): Likewise.
+ (allocate_stack_worker_rex64_postreload): Likewise.
+
+2004-06-21 Daniel Berlin <dberlin@dberlin.org>
+
+ Fix PR optimization/15982
+ * tree-ssa-pre.c: Update a few comments and todos to
+ reflect constants change.
+ (get_value_handle): Constants now value number to themselves.
+ (lookup): Constants lookup to themselves.
+ (add_to_value): Adjust to always be on.
+ (set_contains_value): Adjust for constants change.
+ (find_leader): Ditto.
+ (phi_translate): 'r' nodes are never ANTIC right now.
+ (valid_in_set): Ditto.
+ (get_expr_set): New function.
+ (find_or_generate_expression): New function, broken out from
+ insert_aux.
+ (create_expression_by_pieces): Ditto, plus additional
+ machinery to handle complex values.
+ (compute_avail): Remove dead RETURN_EXPR handling.
+
+2004-06-21 Steven Bosscher <stevenb@suse.de>
+
+ * config/i386/i386.c: Include insn-codes.h
+ * config/i386/i386.h (FLAGS_REG, FPSR_REG, DIRFLAG_REG): Don't
+ define here.
+ * config/i386/i386.md (BP_REG, SP_REG, FLAGS_REG, FPSR_REG,
+ DIRFLAG_REG): New define_constants. Use them everywhere.
+
+2004-06-21 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/t-linux (MULTILIB_OPTIONS): Remove.
+
+2004-06-21 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * sh.h (SUPPORT_SH1, SUPPORT_SH2E, SUPPORT_SH4): Conditionally define.
+ (SUPPORT_SH4_SINGLE): Likewise.
+ (TARGET_SWITCHES): Break out switches for cpu subtargets:
+ (TARGET_SWITCH_SH1, TARGET_SWITCH_SH2, TARGET_SWITCH_SH2E): Define.
+ (TARGET_SWITCH_SH3, TARGET_SWITCH_SH3E): Likewise.
+ (TARGET_SWITCH_SH4_SINGLE_ONLY, TARGET_SWITCH_SH4_SINGLE): Likewise.
+ (TARGET_SWITCH_SH4_NOFPU, TARGET_SWITCH_SH4): Likewise.
+ (TARGET_SWITCH_SH5_64MEDIA, TARGET_SWITCH_SH5_64MEDIA_NOFPU): Likewise.
+ (TARGET_SWITCHES_SH5_32MEDIA): Likewise.
+ (TARGET_SWITCHES_SH5_32MEDIA_NOFPU): Likewise.
+ (SELECT_SH5_64, SELECT_SH5_64_NOFPU): Rename to:
+ (SELECT_SH5_64MEDIA, SELECT_SH5_64MEDIA_NOFPU)
+ (SELECT_SH5_32, SELECT_SH5_32_NOFPU): Rename to:
+ (SELECT_SH5_32MEDIA, SELECT_SH5_32MEDIA_NOFPU).
+ (SH_MULTILIB_CPU_DEFAULT, MULTILIB_DEFAULTS): Define.
+ (ASM_ISA_SPEC_DEFAULT, ASM_ISA_DEFAULT_SPEC): Likewise.
+ * sh64.h (ASM_SPEC, LINK_DEFAULT_CPU_EMUL): Don't redefine.
+ (TARGET_DEFAULT): Likewise.
+ * config/sh/t-elf: Amend comment.
+ * config/sh/t-1e, config/sh/t-mlib-sh1: New files.
+ * config/sh/t-mlib-sh2, config/sh/t-mlib-sh2e: Likewise.
+ * config/sh/t-mlib-sh3, config/sh/t-mlib-sh3e: Likewise.
+ * config/sh/t-mlib-sh4, config/sh/t-mlib-sh4-nofpu: Likewise.
+ * config/sh/t-mlib-sh4-single: Likewise.
+ * config/sh/t-mlib-sh4-single-only: Likewise.
+ * config/sh/t-mlib-sh5-32media: Likewise.
+ * config/sh/t-mlib-sh5-32media-nofpu: Likewise.
+ * config/sh/t-mlib-sh5-64media: Likewise.
+ * config/sh/t-mlib-sh5-64media-nofpu: Likewise.
+ * config/sh/t-mlib-sh5-compact: Likewise.
+ * config/sh/t-mlib-sh5-compact-nofpu: Likewise.
+ * config/sh/t-sh: (MULTILIB_ENDIAN): Add mb.
+ (MULTILIB_CPUS): Define.
+ (MULTILIB_OPTIONS): Use MULTILIB_CPUS.
+ (MULTILIB_MATCHES): Use some shell code to calculate it.
+ (MULTILIB_EXCEPTIONS): Change to ml/m1.
+ * config/sh/elf.h (SUBTARGET_ASM_ISA_SPEC): Use ASM_ISA_DEFAULT_SPEC.
+ * config/sh/netbsd-elf.h: Update code which sets TARGET_VERSION_CPU.
+ (LINK_DEFAULT_CPU_EMUL): Don't redefine.
+ (NO_PROFILE_COUNTERS): Define to 1.
+ * config/sh/t-netbsd (MULTILIB_OPTIONS): Don't append to.
+ (MULTILIB_DIRNAMES, MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Don't zap.
+ * config/sh/t-netbsd-sh5-64 (MULTILIB_OPTIONS): Don't redefine.
+ (MULTILIB_MATCHES): Don't zap.
+ (MULTILIB_DIRNAMES): Use MULTILIB_RAW_DIRNAMES.
+ * config/sh/t-sh64 (MULTILIB_OPTIONS): Don't redefine.
+ (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Don't zap.
+ (MULTILIB_RAW_DIRNAMES): Define.
+ (MULTILIB_DIRNAMES): Use it.
+ * config.gcc: Also set cpu_type / need_64bit_hwint for sh[be]*-*-*.
+ (sh*linux configurations): Merge into:
+ (sh*elf / sh*kaos configurations). Support --with-endian, --with-cpu,
+ --with-multilib-list options. Support sh-superh-elf configuration.
+ (sh*-netbsd*): Use SELECT_SH* macros.
+ (supported_defaults): sh[123456ble]-*-* | sh-*-* support "cpu".
+ Merge sh*-*-netbsd* configurations into sh-elf configurations.
+ * config/sh/t-netbsd-sh5, config/sh/t-be, config/sh/t-le: Delete.
+ * config/sh/t-monolib: Likewise.
+
+2004-06-21 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Soft-float need
+ not imply FPA.
+
+2004-06-21 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (operand_equal_p): Pass flags in recursive calls for
+ binary and relational operations. Add support for TRUTH_ANDIF_EXPR,
+ TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR.
+ * tree.c (commutative_tree_code): Also list UNORDERED_EXPR,
+ ORDERED_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR
+ and TRUTH_XOR_EXPR.
+
+2004-06-21 Paolo Bonzini <bonzini@gnu.org>
+
+ * rtlanal.c (may_trap_p): Mark LTGT as trapping.
+
+2004-06-21 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * tree-alias-common.h (struct tree_alias_ops): Change ip and
+ ip_partial to unsigned int.
+
+2004-06-21 Richard Henderson <rth@redhat.com>
+
+ * c-common.c (verify_sequence_points): Export.
+ (c_expand_expr_stmt): Move to c-typeck.c.
+ * c-common.h (c_expand_expr_stmt): Remove.
+ (verify_sequence_points): Declare.
+ * c-mudflap.c (mflang_flush_calls): Use c_finish_expr_stmt.
+ * c-parse.in (for_init_stmt, stmt): Likewise.
+ * c-tree.h (c_finish_expr_stmt): Declare.
+ (c_tree_expr_nonnegative_p): Remove.
+ * c-typeck.c (c_tree_expr_nonnegative_p): Remove.
+ (build_conditional_expr, build_binary_op): Use tree_expr_nonnegative_p.
+ (emit_side_effect_warnings): New.
+ (c_finish_expr_stmt): Rename from c_expand_expr_stmt. Use it.
+ (c_finish_stmt_expr): Work without EXPR_STMT. Handle eh regions.
+ Use emit_side_effect_warnings.
+ (push_cleanup): Copy STATEMENT_LIST_STMT_EXPR.
+ * fold-const.c (tree_expr_nonnegative_p): Handle TARGET_EXPR.
+ * gimplify.c (gimplify_modify_expr): Don't discard TARGET_EXPR
+ with void initializer.
+ (gimplify_target_expr): Handle void BIND_EXPR initializer.
+ * tree-inline.c (estimate_num_insns_1): Fix type lookup for
+ INIT_EXPR and MODIFY_EXPR.
+ * objc/objc-act.c (build_module_descriptor): Use add_stmt
+ instead of c_expand_expr_stmt.
+
+2004-06-21 Paolo Bonzini <bonzini@gnu.org>
+
+ * fold-const.c (fold_cond_expr_with_comparison):
+ New function, extracted from fold.
+ (fold): Extract code to fold A op B ? A : C, use
+ it to fold A op B ? C : A. Really optimize
+ A & N ? N : 0 where N is a power of two. Avoid
+ relying on canonicalization and recursion for
+ foldings of COND_EXPR to happen.
+
+2004-06-20 David Ayers <d.ayers@inode.at>
+
+ * objc/objc-act.h (get_object_reference): Rename to
+ get_protocol_reference.
+ (super_type): Rename to objc_super_type.
+ (selector_type): Rename to objc_selector_type.
+ (id_type): Rename to objc_id_type.
+ (instance_type): Rename to objc_instance_type.
+ (protocol_type): Rename to objc_protocol_type.
+ (IS_ID): Update reference to id_type.
+ * objc/objc-act.c (get_object_reference): Rename to
+ get_protocol_reference; add documentation; update references to
+ id_type.
+ (lookup_method_in_protocol_list): Rename class_meth to
+ is_class; add documentation.
+ (finish_message_expr): Rename is_class to class_tree.
+ (synth_module_prologue, objc_is_object_ptr, objc_build_exc_ptr,
+ next_sjlj_build_try_catch_finally, objc_begin_catch_clause,
+ build_next_objc_exception_stuff, get_arg_type_list,
+ build_objc_method_call): Update references to id_type.
+ (synth_module_prologue, build_objc_symtab_template,
+ build_selector_reference_decl, build_selector,
+ build_selector_translation_table, build_typed_selector_reference,
+ get_arg_type_list, synth_self_and_ucmd_args, get_arg_type_list,
+ synth_self_and_ucmd_args): Update references to selector_type.
+ (build_private_template, build_ivar_reference): Update references
+ to instance_type.
+ (synth_module_prologue, build_protocol_reference,
+ build_protocol_expr, start_protocol): Update references to
+ protocol_type.
+ (synth_module_prologue, get_arg_type_list, build_objc_method_call):
+ Update references to super_type.
+ * c-parse.in: (typespec_nonreserved_nonattr): Update
+ references to get_object_reference.
+ * objc/objc-tree.def: Add C mode identifier sequence.
+
+2004-06-20 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * loop-invariant.c: New file.
+ * Makefile.in (loop-invariant.o): New.
+ * cfgloop.h (global_cost_for_size, init_set_costs,
+ move_loop_invariants): Declare.
+ * cfgloopanal.c (seq_cost, init_set_costs, global_cost_for_size): New
+ functions.
+ (avail_regs, res_regs, small_cost, pres_cost, spill_cost): New
+ variables.
+ * common.opt (floop-optimize2, fmove-loop-invariants): New options.
+ * loop-init.c (loop_optimizer_init): Call init_set_costs.
+ * passes.c (rest_of_handle_loop2): Call move_loop_invariants.
+ (rest_of_compilation): Check flag_loop_optimize2.
+ * toplev.c (process_options): Handle flag_loop_optimize2.
+ * doc/invoke.texi (-floop-optimize2, -fmove-loop-invariants): Document.
+ * doc/passes.texi (loop-invariant.c): Document.
+
+2004-06-20 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * tree-ssa-pre.c (compute_antic): Keep BB_VISITED flag zeroed.
+
+2004-06-20 Richard Henderson <rth@redhat.com>
+
+ * stmt.c (warn_if_unused_value): Add locus argument.
+ * tree.h (warn_if_unused_value): Update decl.
+ * c-typeck.c (internal_build_compound_expr): Update call.
+ * c-gimplify.c (gimplify_expr_stmt): Likewise.
+
+2004-06-20 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR middle-end/16089
+ * builtins.c (entry_of_function): Move to ...
+ * cfgrtl.c (entry_of_function): Here and make non-static.
+ * integrate.c (emit_initial_value_sets): Use entry_of_function.
+ * rtl.h (entry_of_function): Prototype.
+
+2004-06-20 Roger Sayle <roger@eyesopen.com>
+
+ * config/i386/i386.c (pentium4_cost): Increase "lea" cost from 1 to 3.
+ (ix86_rtx_costs) <ASHIFT, PLUS>: Consider ix86_cost->lea even when
+ TARGET_DECOMPOSE_LEA.
+
+2004-06-20 Richard Henderson <rth@redhat.com>
+
+ * c-common.h (add_decl_stmt): Move to cp-tree.h.
+ * c-decl.c (finish_decl): Don't use add_decl_stmt.
+ * c-parse.in: Likewise.
+ * c-gimplify.c (gimplify_expr_stmt): Don't build CLEANUP_POINT_EXPR.
+ (gimplify_c_loop, gimplify_return_stmt, gimplify_decl_stmt): Likewise.
+ * c-semantics.c (add_decl_stmt): Move to cp/semantics.c.
+
+2004-06-20 Richard Henderson <rth@redhat.com>
+
+ * c-common.def (IF_STMT, CLEANUP_STMT): Move to cp-tree.def.
+ * c-common.h (IF_COND, THEN_CLAUSE, ELSE_CLAUSE, CLEANUP_BODY,
+ CLEANUP_EXPR, CLEANUP_DECL): Move to cp-tree.h.
+ (c_common_stmt_codes): Remove IF_STMT, CLEANUP_STMT.
+ * c-dump.c (c_dump_tree): Move IF_STMT, CLEANUP_STMT to cp_dump_tree.
+ * c-pretty-print.c (pp_c_statement): Similarly.
+ * c-gimplify.c (gimplify_cleanup_stmt, gimplify_cleanup_stmts,
+ gimplify_if_stmt): Move to cp-gimplify.c.
+ (c_genericize, c_gimplify_expr): Don't call them.
+ * c-semantics.c (push_cleanup): Move to cp/semantics.c.
+ * c-typeck.c (push_cleanup): New.
+ (c_begin_if_stmt, c_finish_if_cond, c_finish_then, c_finish_else,
+ c_finish_if_stmt): Use COND_EXPR.
+ * tree.h (CLEANUP_EH_ONLY): Update documentation.
+
+2004-06-20 Zack Weinberg <zack@codesourcery.com>
+
+ * c-common.h (has_c_linkage): New interface.
+ * c-cppbuiltin.c: Include target.h.
+ (c_cpp_builtins): Define __PRAGMA_REDEFINE_EXTNAME and
+ __PRAGMA_EXTERN_PREFIX when appropriate.
+ * c-pragma.c: Include target.h.
+ Document clarified semantics of symbol-renaming #pragmas.
+ (handle_pragma_redefine_extname, handle_pragma_extern_prefix)
+ (maybe_apply_renaming_pragma): Rewrite according to clarified
+ semantics. Always recognize, but do not necessarily execute.
+ (init_pragma): Unconditionally register symbol-renaming pragmas.
+ * system.h: Poison HANDLE_PRAGMA_REDEFINE_EXTNAME
+ and HANDLE_PRAGMA_EXTERN_PREFIX.
+ * target.h (struct gcc_target): Add handle_pragma_redefine_extname
+ and handle_pragma_extern_prefix flags.
+ * target-def.h: Add defaults for TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME
+ and TARGET_HANDLE_PRAGMA_EXTERN_PREFIX.
+ * Makefile.in (c-pragma.o, c-cppbuiltin.o): Update dependencies.
+ * config/sol2.h: Define TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME,
+ not HANDLE_PRAGMA_REDEFINE_EXTNAME.
+ (TARGET_OS_CPP_BUILTINS): No need to define __PRAGMA_REDEFINE_EXTNAME.
+ (TRANSFER_FROM_TRAMPOLINE): Prototype mprotect.
+ * config/alpha/osf.h: Define TARGET_HANDLE_PRAGMA_EXTERN_PREFIX,
+ not HANDLE_PRAGMA_EXTERN_PREFIX.
+ (TARGET_OS_CPP_BUILTINS): No need to define __PRAGMA_EXTERN_PREFIX.
+ * doc/extend.texi (Solaris Pragmas, Tru64 Pragmas): Combine
+ into one section "Symbol-Renaming Pragmas"; clarify; document
+ adjusted semantics.
+
+ * builtins.c (expand_builtin): Do not issue error for a builtin
+ with no special case code and no DECL_ASSEMBLER_NAME; just do the
+ library call.
+ * c-decl.c (builtin_function): Don't call make_decl_rtl.
+ * c-objc-common.c (has_c_linkage): Stub implementation.
+ * cgraphunit.c (cgraph_expand_function)
+ (cgraph_remove_unreachable_nodes): Don't clear DECL_ARGUMENTS.
+
+2004-06-19 Roger Sayle <roger@eyesopen.com>
+
+ * builtins.c (fold_builtin_unordered_cmp): Take an EXP argument
+ instead of both an ARGLIST and a result TYPE. Handle these C99
+ comparison functions as "polymorphic" builtins. Also handle
+ lowering of BUILT_IN_ISUNORDERED to an UNORDERED_EXPR tree node.
+ (fold_builtin_1): Update calls to fold_builtin_unordered_cmp.
+ Move handling of BUILT_IN_ISUNORDERED from here to there.
+
+2004-06-19 Richard Henderson <rth@redhat.com>
+
+ * c-common.c, c-common.h (lang_gimplify_stmt): Remove.
+ * c-gimplify.c: Remove unnecessary prototypes.
+ (c_gimplify_stmt): Merge into ...
+ (c_gimplify_expr): ... here. Don't play with prep_stmt.
+ * c-semantics.c (prep_stmt): Remove.
+ * gimplify.c (annotate_one_with_locus): Break out from ...
+ (annotate_all_with_locus): ... here.
+ (gimplify_expr): Add locus to expressions even if pre/post queues
+ are not present.
+
+2004-06-19 Richard Henderson <rth@redhat.com>
+
+ PR target/15941
+ * function.c (assign_parms): If not padding upward or intentionally
+ forcing upward padding, take offset_rtx into account when determining
+ the alignment for stack_parm.
+
+2004-06-19 Richard Henderson <rth@redhat.com>
+
+ PR target/15550
+ * ifcvt.c (noce_try_move): Recognize all generated instructions.
+
+2004-06-19 Jan Hubicka <jh@suse.cz>
+
+ * function.c (free_after_compilation): Do not free computed_goto_common*.
+ * function.h (struct function): Kill computed_goto_common*.
+ * stmt.c (expand_computed_goto): Do not commonize the computed gotos.
+ * tree-cfg.c (disband_implicit_edges): Do not forward across the
+ commonized computed goto.
+
+2004-06-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * doc/invoke.texi: Remove obsolete comment regarding PA 2.0 support
+ in binutils.
+
+2004-06-19 Andrew Pinski <apinski@apple.com>
+
+ PR c++/15721
+ * toplev.c (wrapup_global_declarations): Do not check
+ TREE_SYMBOL_REFERENCED of the DECL_ASSEMBLER_NAME but check
+ cgraph_varpool_node's needed field.
+
+2004-06-19 Jan Hubicka <jh@suse.cz>
+ Steven Bosscher <stevenb@suse.de>
+
+ CFG transparent RTL expansion:
+ * Makefile.in (cfgexpand.o): New object file.
+ (builtins.o): Add dependency on basic-block.h
+ * builtins.c: Include basic-block.h
+ (entry_of_function): New function.
+ (expand_builtin_apply_args, expand_builtin_saveargs): Use it.
+ * cfgexpand.c: New file.
+ * expr.c (execute_expand, pass_expand): Kill.
+ * pass.c (rest_of_compilation): Do not build CFG unless called from
+ coverage code.
+ * tree-cfg.c (delete_tree_cfg): Rename to..
+ (delete_tree_cfg_annotations): ... this one; Do not remove the CFG itself.
+ * tree-flow.h (delete_tree_cfg_annotations): Declare.
+ (dleete_tree_cfg): Kill.
+ * tree-optimize.c (execute_rebuild_bind, pass_rebuild_bind): Kill.
+ (execute_del_cfg): Rename to...
+ (execute_free_datastructures): This one...
+ (pass_del_cfg): Rename to...
+ (pass_free_datastructures): ... this one; Do not kill PROP_cfg.
+ (init_tree_optimization_passes): Make cfg build and profiling to happen
+ unconditionally.
+
+2004-06-19 Steven Bosscher <stevenb@suse.de>
+
+ * tree-mudflap.c (mf_decl_cache_locals): Skip labels before
+ inserting the cache variables.
+
+ * tree-mudflap.c: Include headers to make basic_block available.
+ Move functions around such that related functions are near each
+ other. Add prototypes for all static functions. Add comments
+ briefly explaining what IR the mudflap1 and mudflap2 work on and
+ what they do.
+ (mudflap_function_decls): Rename to execute_mudflap_function_decls.
+ (mudflap_function_ops): Rename to execute_mudflap_function_ops.
+ (pass_mudflap_1, pass_mudflap_2): Update.
+ (mf_decl_cache_locals): Make it work on the CFG instead of the saved
+ function tree.
+ (mf_build_check_statement_for): Make it work on the CFG.
+ (mf_xform_derefs_1): Likewise. Cleanup code style.
+ (mf_xform_derefs): Likewise.
+
+2004-06-19 Jan Hubicka <jh@suse.cz>
+
+ * tree-cfg.c (label_to_block): Invent the label destination for
+ undefined labels.
+ (cleanup_dead_labels): Update table in the case label_to_block added
+ new label.
+
+2004-06-18 Richard Henderson <rth@redhat.com>
+
+ PR c++/16036
+ * gimple-low.c (lower_function_body): Generate return statement for
+ fall off the end of the function here ...
+ * tree-cfg.c (make_edges): ... instead of here.
+ * gimplify.c (gimplify_return_expr): Mark return temp TREE_NO_WARNING.
+
+2004-06-18 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * tree-ssa.c (raise_value): Removed.
+ (get_eq_name, check_phi_redundancy): New functions.
+ (kill_redundant_phi_nodes): Use standard ssa minimalization algorithm.
+
+2004-06-18 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (fold) <UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR,
+ UNLE_EXPR, UNGT_EXPR, UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR>: Add
+ constant folding for unordered comparison tree nodes. If both
+ operands are real constants, call fold_relational_const. If either
+ operand is a NaN, evaluate the other for side-effects and return a
+ constant. Optimize (double)float1 CMP (double)float2 into the
+ equivalent float1 CMP float2.
+ (nondestructive_fold_binary_to_constant) <UNORDERED_EXPR,
+ ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR, UNGE_EXPR, UNEQ_EXPR,
+ LTGT_EXPR>: Call fold_relational_const for constant operands.
+ (fold_relational_const): Add support for unordered comparison tree
+ nodes. Don't constant fold "ordered" floating point comparisons
+ against NaN if when flag_trapping_math is set.
+
+2004-06-19 Jakub Jelinek <jakub@redhat.com>
+
+ * fold-const.c (build_range_check): If !in_p and recursive call
+ fails, exit immediately. If high - low overflows and etype is
+ a signed type, retry with unsigned etype.
+ (merge_ranges): If !in0_p and !in1_p, handle even range2 adjacent
+ to range1 at TYPE_MAX_VALUE and TYPE_MIN_VALUE.
+
+2004-06-18 Richard Henderson <rth@redhat.com>
+
+ * c-gimplify.c (gimplify_condition): Remove.
+ (gimplify_c_loop, gimplify_if_stmt, gimplify_switch_stmt): Don't
+ call it.
+
+2004-06-18 Richard Henderson <rth@redhat.com>
+
+ * tree-eh.c (decide_copy_try_finally): Fix scaling of copy and
+ switch estimates.
+
+2004-06-18 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * config/i386/darwin.h (HOT_TEXT_SECTION_NAME): Define.
+ (NORMAL_TEXT_SECTION_NAME): Define.
+ (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Define.
+ (SECTION_FORMAT_STRING): Define.
+
+2004-06-18 Steven Bosscher <stevenb@suse.de>
+
+ * config/xtensa/xtensa.c
+ (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define.
+ * xtensa.md: Replace the old pipeline description with a DFA model.
+
+2004-06-18 Steven Bosscher <stevenb@suse.de>
+ Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
+
+ * config/s390/s390.md: Remove the generic pipeline description.
+ * config/s390/2064.md: Make all insn reservations apply to
+ the z900, g5 and g6.
+ * config/s390/s390.c (s390_use_dfa_pipeline_interface): Remove.
+ (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
+ Define to hook_int_void_1.
+ (s390_adjust_cost): Cleanup. Don't check address dependency here.
+ (s390_first_cycle_multipass_dfa_lookahead): Always return 4.
+
+2004-06-18 Daniel Berlin <dberlin@dberlin.org>
+ Diego Novillo <dnovillo@redhat.com>
+
+ * tree-dfa.c (create_var_ann): tree_ann -> tree_ann_t.
+ (create_stmt_ann): Ditto.
+ (create_tree_ann): New function.
+ (create_cst_ann): Remove.
+ (create_expr_ann): Ditto.
+
+ * tree-flow-inline.h (cst_ann): Remove.
+ (get_cst_ann): Ditto.
+ (get_expr_ann): Ditto.
+ (expr_ann): Ditto.
+ (get_tree_ann): New function.
+ (tree_ann): Ditto.
+ (ann_type): tree_ann -> tree_ann_t.
+ * tree-flow.h (tree_ann_type): CST_ANN, EXPR_ANN removed.
+ (struct cst_ann_d): Removed.
+ (struct expr_ann_d): Ditto.
+ (union tree_ann_d): Removed cst and expr.
+ (tree_ann): Renamed to tree_ann_t.
+ * tree-ssa-ccp.c (set_rhs): tree_ann -> tree_ann_t.
+ * tree-ssa-pre.c (get_value_handle): Rewrite for single common
+ annotation.
+ (set_value_handle): Ditto.
+ (phi_translate): Ditto.
+ * tree-tailcall.c (adjust_return_value): tree_ann -> tree_ann_t.
+
+2004-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/t-linux64: New file.
+ * config.gcc: Add it to tmake_file for sh64*-*-linux*.
+
+2004-06-18 Paolo Bonzini <bonzini@gnu.org>
+
+ * emit-rtl.c (unshare_all_rtl_1): New name of unshare_all_rtl.
+ (unshare_all_rtl_again): Call unshare_all_rtl_1.
+ (unshare_all_rtl): New.
+ * function.c (instantiate_virtual_regs): Remove parameters.
+ * function.h (instantiate_virtual_regs): Add prototype.
+ * rtl.h (unshare_all_rtl): Add prototype.
+ * tree.h (instantiate_virtual_regs, unshare_all_rtl): Remove
+ prototype.
+ * passes.c: Remove assertions on the parameters to
+ rest_of_handle_* functions. Remove the parameters to
+ the functions, replacing decl with current_function_decl
+ and insns with get_insns ().
+
+2004-06-17 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (constant_boolean_node): Handle boolean_type_node
+ directly, return either boolean_true_node or boolean_false_node.
+
+2004-06-18 Kelley Cook <kcook@gcc.gnu.org>
+
+ * opts.sh: Delete. Break out generated code to next four files.
+ * opt-gather.awk: New file.
+ * optc-gen.awk: New file.
+ * opth-gen.awk: New file.
+ * opt-functions.awk: New common file.
+ * Makefile.in: Update for above.
+ * configure.ac: Update comment.
+ * configure: Regenerate.
+
+2004-06-17 Richard Henderson <rth@redhat.com>
+
+ * c-common.c (flag_objc_sjlj_exceptions): New.
+ * c-common.h (flag_objc_sjlj_exceptions): Declare.
+ * c-opts.c (c_common_handle_option): Set it.
+ (c_common_post_options): Handle interation of different
+ objective-c exception and runtime switches.
+ * c-decl.c (c_eh_initialized_p): New.
+ (finish_decl): Use it instead of local eh_initialized_p.
+ * c-parse.in (nested_function, notype_nested_function): Record
+ the result of compstmt.
+ (compstmt_or_error): Likewise.
+ (compstmt): Don't add_stmt the result.
+ (stmt): Don't return anything. Rewrite objc try and sync rules.
+ (objc_try_stmt, objc_catch_list): Remove.
+ (objc_catch_block, objc_finally_block): Remove.
+ (objc_catch_prefix, objc_catch_clause, objc_opt_catch_list): New.
+ (objc_try_catch_clause, objc_finally_clause): New.
+ (objc_try_catch_stmt): Rewrite.
+ * c-tree.h (c_eh_initialized_p): Declare.
+ * c-opt (fobjc-sjlj-exceptions): New.
+ * except.c (output_function_exception_table): Don't call cgraph
+ on non-decls.
+ * objc/objc-act.c (UTAG_EXCDATA_VAR, UTAG_CAUGHTEXC_VAR,
+ UTAG_RETHROWEXC_VAR, UTAG_EVALONCE_VAR, struct val_stack,
+ catch_count_stack, exc_binding_stack, if_nesting_count,
+ blk_nesting_count, objc_enter_block, objc_exit_block,
+ objc_declare_variable, val_stack_push, val_stack_pop,
+ objc_build_try_enter_fragment, objc_build_extract_expr,
+ objc_build_try_exit_fragment, objc_build_extract_fragment,
+ objc_build_try_prologue, objc_build_try_epilogue,
+ objc_build_catch_stmt, objc_build_catch_epilogue,
+ objc_build_finally_prologue, objc_build_finally_epilogue,
+ objc_build_try_catch_finally_stmt, objc_build_synchronized_prologue,
+ objc_build_synchronized_epilogue): Remove.
+ (objc_create_temporary_var, struct objc_try_context, cur_try_context,
+ objc_eh_runtime_type, objc_init_exceptions, objc_build_exc_ptr,
+ next_sjlj_build_try_exit, next_sjlj_build_enter_and_setjmp,
+ next_sjlj_build_exc_extract, next_sjlj_build_catch_list,
+ next_sjlj_build_try_catch_finally, objc_begin_try_stmt,
+ objc_begin_catch_clause, objc_finish_catch_clause,
+ objc_build_finally_clause, objc_finish_try_stmt,
+ objc_build_synchronized): New.
+ (objc_is_object_id, objc_is_class_id): New.
+ (objc_comptypes): Use them.
+ (build_next_objc_exception_stuff): Break NeXT sjlj out from
+ build_objc_exception_stuff.
+ (synth_module_prologue): Update to match.
+ (objc_build_throw_stmt): Use cur_try_context to decide if
+ we're in a @catch.
+ * objc/objc-act.h: Update prototypes.
+ (OCTI_EXCEPTION_BLK_STACK, objc_exception_block_stack): Remove.
+
+2004-06-17 Andrew Pinski <apinski@apple.com>
+
+ * c-typeck.c (tagged_types_tu_compatible_p <case UNION_TYPE>):
+ Use TYPE_FIELDS instead of TYPE_VALUES.
+
+2004-06-17 Jason Merrill <jason@redhat.com>
+
+ PR c++/16015
+ * gimplify.c (gimplify_target_expr): Handle void initializer.
+ * expr.c (expand_expr_real_1) [TARGET_EXPR]: Likewise.
+ * doc/c-tree.texi (Expression trees): Update TARGET_EXPR
+ and AGGR_INIT_EXPR.
+
+2004-06-17 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (fold_relational_const): Use constant_boolean_node.
+
+2004-06-17 Jan Hubicka <jh@suse.cz>
+
+ PR target/15433
+ * i386.md (SSE SF cmov 0 splitter): The conditional is VOIDmode; fix
+ operand numbering in the output template.
+ (SSE DF cmov 0 splitter): The conditional is VOIDmode.
+
+2004-06-17 Jan Hubicka <jh@suse.cz>
+
+ * except.c (can_throw_internal): Recognize RESX expresisons.
+
+2004-06-17 Jan Hubicka <jh@suse.cz>
+
+ * cfgbuild.c (make_edges): Do not use label_value_list.
+ (find_basic_blocks_1): Do not collect label_value_list.
+ (find_sub_basic_blocks): Update call of make_edges.
+
+2004-06-17 Andrew MacLeod <amacleod@redhat.com>
+
+ * tree-cfg.c (tree_make_forwarder_block): Use SET_PHI_RESULT.
+ * tree-flow-inline.h (get_use_op_ptr): Return a use_operand_p.
+ (get_use_from_ptr, get_def_from_ptr): New. Return operand pointers.
+ (get_def_op_ptr): Return a def_operand_p instead of a 'tree *'.
+ (get_v_may_def_result_ptr): Return a def_operand_p.
+ (get_v_may_def_op_ptr, get_vuse_op_ptr): Return a use_operand_p.
+ (get_v_must_def_op_ptr): Return a def_operand_p.
+ (get_phi_result_ptr): New. Return a pointer to the result of a PHI.
+ (get_phi_arg_def_ptr): New. Return a pointer to an argument of a PHI.
+ (phi_element_for_edge): Remove.
+ * tree-flow.h (propagate_value, replace_exp): Change prototype.
+ (propagate_tree_value): Add new prototype.
+ (phi_element_for_edge): Remove prototype.
+ * tree-into-ssa.c (mark_def_sites): Use new operand types.
+ (prepare_operand_for_rename): Split into two functions.
+ (prepare_use_operand_for_rename): Prepare use operands.
+ (prepare_def_operand_for_rename): Prepare def operands.
+ (rewrite_stmt): Use new operand types.
+ (rewrite_operand): Use new operand types, change parameter type.
+ * tree-outof-ssa.c (replace_variable): Split into two functions.
+ (replace_use_variable): Rewrite uses.
+ (replace_def_variable): Rewrite defs.
+ (rewrite_trees, rewrite_vars_out_of_ssa): Use new operand types.
+ * tree-phinodes.c (make_phi_node, resize_phi_node): Use new types.
+ (add_phi_arg, remove_phi_arg_num): Use new operand types.
+ * tree-ssa-ccp.c (substitute_and_fold): Use new operand types.
+ (ccp_fold, replace_uses_in): Use new operand types.
+ * tree-ssa-copy.c (replace_ssa_names): Rename to replace_ssa_names_ann
+ and no longer set the value, change parameter type.
+ (replace_exp_1): Use new operand types.
+ (propagate_value): Change parameter type, use new operand types.
+ (propagate_tree_value): Propagate_value without SSA operands.
+ (replace_exp, cprop_operand, cprop_into_stmt): Use new operand types.
+ (cprop_into_successor_phis): Use new operand types.
+ * tree-ssa-dom.c (thread_across_edge): Use new operand types.
+ (eliminate_redundant_computations): Use new operand types.
+ * tree-ssa-dse.c (fix_phi_uses): Use new operand_types.
+ (fix_stmt_v_may_defs): Use new operand_types.
+ * tree-ssa-live.c (create_ssa_var_map): Use new operand_types.
+ (build_tree_conflict_graph): Use new operand_types.
+ * tree-ssa-loop.c (duplicate_blocks): Use PHI_ARG_DEF_FROM_EDGE.
+ * tree-ssa-operands.c (struct freelist_d): Remove.
+ (check_optype_freelist, add_optype_freelist): Remove.
+ (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
+ allocate_vuse_optype, allocate_v_must_def_optype): Call ggc_alloc.
+ (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
+ Call ggc_free instead of add_optype_freelist.
+ (init_ssa_operands, fini_ssa_operands): Remove free list code.
+ (finalize_ssa_defs, finalize_ssa_uses): Set new use/def operands.
+ * tree-ssa-operands.h (struct def_optype_d): Change underlying type.
+ (struct use_optype_d): Change underlying type.
+ (def_operand_p, use_operand_p): New types for pointers to operands.
+ (USE_OP, DEF_OP, V_MAY_DEF_RESULT, V_MAY_DEF_OP, VUSE_OP,
+ V_MUST_DEF_OP): Use new pointer type instead of dereferencing directly.
+ (USE_FROM_PTR, DEF_FROM_PTR): New macros to "dereference" operand
+ pointer types.
+ (SET_USE, SET_DEF): New macros to set operands from their pointer.
+ (SET_USE_OP, SET_DEF_OP, SET_V_MAY_DEF_RESULT, SET_V_MAY_DEF_OP,
+ SET_VUSE_OP, SET_V_MUST_DEF_OP): New SET routines for operands.
+ (PHI_RESULT_PTR, PHI_RESULT, SET_PHI_RESULT): Macros to manage the
+ PHI result as an operand.
+ (PHI_ARG_DEF_PTR, PHI_ARG_DEF, SET_PHI_ARG_DEF, PHI_ARG_DEF_FROM_EDGE,
+ PHI_ARG_DEF_PTR_FROM_EDGE): Macros to manage the PHI arguments.
+ * tree-ssa-pre.c (eliminate): Call propagate_tree_value.
+ * tree-tailcall.c (independent_of_stmt_p, propagate_through_phis): Use
+ PHI_ARG_DEF_FROM_EDGE.
+ * tree.h (PHI_RESULT): Renamed to PHI_RESULT_TREE.
+ (PHI_ARG_DEF): Renamed to PHI_ARG_DEF_TREE.
+
+2004-06-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ PR tree-optimization/15991
+ * tree-cfg.c (tree_block_label): Export.
+ * tree-flow-inline.h (bsi_after_labels): New function.
+ * tree-flow.h (bsi_after_labels, tree_block_label): Declare.
+ * tree-ssa.c (propagate_into_addr): New function.
+ (replace_immediate_uses): Handle propagation of pointer constants.
+ (raise_value): Do not restrict propagation of pointer constants.
+ * tree-ssanames.c (duplicate_ssa_name): New function.
+ * tree.h (duplicate_ssa_name): Declare.
+
+2004-06-17 David Ayers <d.ayers@inode.at>
+
+ * c-parse.in: Unify Objective-C token names.
+
+2004-06-17 Zack Weinberg <zack@codesourcery.com>
+
+ Bug 14610
+ * Makefile.in (min-insn-modes.o): Correct dependencies.
+ * real.c (encode_ieee_extended, decode_ieee_extended): Always
+ produce/consume 12-byte little-endian Intel format.
+ (encode_ieee_extended_128, decode_ieee_extended_128): Delete.
+ (encode_ieee_extended_motorola, decode_ieee_extended_motorola)
+ (encode_ieee_extended_intel_96, decode_ieee_extended_intel_96)
+ (encode_ieee_extended_intel_128, decode_ieee_extended_intel_128):
+ New functions which convert between 12-byte little-endian Intel
+ format and the desired format.
+ (ieee_extended_motorola_format, ieee_extended_intel_96_round_53_format)
+ (ieee_extended_intel_96_format, ieee_extended_intel_128_format):
+ Update.
+
+2004-06-17 Zack Weinberg <zack@codesourcery.com>
+
+ * expmed.c (expand_mult_const): In sanity check, compare only
+ the bits of val and val_so_far that are significant in the
+ result mode.
+
+2004-06-17 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-ssa-pre.c: Update comments.
+ (val_expr_pair_eq): Factor code from here.
+ (expr_pred_trans_eq): and here.
+ (expressions_equal_p): To here.
+ (print_value_set): Print value for expression.
+ (phi_trans_lookup): Rename some variables.
+ (lookup): Ditto.
+ (value_exists_in_set_bitmap): Ditto.
+ (value_remove_from_set_bitmap): Ditto.
+ (value_insert_into_set_bitmap): Ditto.
+
+2004-06-17 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390-modes.def (CCL3mode): New machine mode.
+ * config/s390/s390.c (s390_match_ccmode_set): Support CCL3mode.
+ (s390_alc_comparison, s390_slb_comparison): Likewise.
+ (s390_branch_condition_mask): Likewise.
+ * config/s390/s390.md ("*subdi3_cc2", "*subdi3_cconly2"): New.
+ ("*subsi3_cc2", "*subsi3_cconly2"): New.
+
+ * config/s390/s390.h (PREDICATE_CODE): Accept SIGN_EXTEND and
+ ZERO_EXTEND for s390_alc_comparison and s390_slb_comparison.
+ * config/s390/s390.c (s390_alc_comparison, s390_slb_comparison):
+ Handle SIGN_EXTEND and ZERO_EXTEND.
+
+ * config/s390/s390-protos.h (s390_expand_addcc): New prototype.
+ * config/s390/s390.c (s390_expand_addcc): New function.
+ * config/s390/s390.md ("adddicc", "addsicc"): New expanders.
+ ("*sconddi", "*scondsi", "*sconddi_neg", "*scondsi_neg"): New insns.
+ ("sltu", "sgtu", "sleu", "sgeu"): New expanders.
+
+2004-06-17 Ben Elliston <bje@au.ibm.com>
+
+ * tree-alias-common.c: Add whitespace.
+ * tree-inline.c: Correct comment about this file's purpose.
+ * tree-optimize.c: Likewise.
+ * tree-tailcall.c: Likewise.
+
+ * tree-alias-ander.h: Add standard top-of-file comment.
+ * tree-alias-common.h: Likewise.
+ * tree-alias-type.h: Likewise.
+
+2004-06-16 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-ssa-pre.c (compute_avail): Value number uses as well.
+ Strip useless type conversions.
+ Casts have to be treated slightly different than normal unaries.
+
+2004-06-16 Richard Henderson <rth@redhat.com>
+
+ * c-common.def (COMPOUND_STMT): Remove.
+ * c-common.c (finish_fname_decls): Don't look through it.
+ * c-typeck.c (c_tree_expr_nonnegative_p): Likewise.
+ * c-common.h (COMPOUND_BODY): Remove.
+ (c_common_stmt_codes): Remove COMPOUND_STMT.
+ * c-dump.c (c_dump_tree): Likewise.
+ * c-gimplify.c (c_gimplify_stmt): Likewise.
+ * c-pretty-print.c (pp_c_statement): Likewise.
+ * tree.h (DECL_SAVED_TREE): Update commentary.
+ * doc/c-tree.texi (ASM_EXPR): Rename from ASM_STMT.
+ (CASE_LABEL_EXPR): Rename from CASE_LABEL.
+ (GOTO_EXPR): Rename from GOTO_STMT.
+ (GOTO_FAKE_P): Remove.
+ (COMPOUND_STMT): Remove.
+ (HANDLER): Update wrt COMPOUND_STMT.
+ (STMT_EXPR): Likewise.
+ (LABEL_EXPR): Rename from LABEL_STMT.
+ (SCOPE_STMT): Remove.
+ * objc/objc-act.c (objc_build_try_catch_finally_stmt): Don't look
+ through COMPOUND_STMT.
+
+2004-06-16 Richard Henderson <rth@redhat.com>
+
+ * c-common.h (c_begin_if_stmt, c_begin_while_stmt,
+ c_finish_while_stmt_cond): Remove decls.
+ * c-parse.in (if_prefix): Don't save c_begin_if_stmt result.
+ * c-typeck.c (c_begin_if_stmt): Return void.
+ (c_begin_else): Tidy. Save stmt_count.
+ * c-tree.h (c_begin_if_stmt): Update decl.
+
+ * objc/objc-act.c (objc_build_try_enter_fragment,
+ objc_build_extract_fragment, objc_build_try_epilogue,
+ objc_build_catch_stmt, objc_build_catch_epilogue,
+ objc_build_finally_prologue, objc_build_finally_epilogue): Update
+ for if builder function changes.
+
+2004-06-16 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.c (struct machine_function): New member
+ last_restore_gpr.
+ (s390_frame_info): Add BASE_USED and RETURN_ADDR_USED parameters.
+ Do not modify machine->save_return_addr_p or regs_ever_live.
+ Fill in machine->last_restore_gpr.
+ (s390_optimize_prolog): Use s390_frame_info to compute registers
+ to save/restore, remove duplicated code.
+ (s390_arg_frame_offset): Use s390_frame_info to compute frame
+ size, remove duplicated code.
+ (s390_emit_prologue): Adapt s390_frame_info call. Update
+ machine->save_return_addr_p and regs_ever_live.
+ (s390_emit_epilogue): Use machine->last_restore_gpr instead of
+ machine->last_save_gpr.
+
+2004-06-16 Richard Henderson <rth@redhat.com>
+
+ * c-parse.in (if_stmt_locus): Remove.
+ (if_prefix): Increment stmt_count; pass it to c_finish_if_cond.
+ (select_or_iter_stmt): Move empty if warnings to c-typeck.c.
+ * c-typeck.c (if_elt): Sort by expected size. Rename locus to
+ empty_locus. Add stmt_count, saw_else.
+ (c_begin_if_stmt): Push if_stack here.
+ (c_finish_if_cond): Rename from c_expand_end_cond. Record stmt_count.
+ (c_finish_then, c_finish_else): Record empty_locus.
+ (c_begin_else): Rename from c_expand_start_else. Record stmt_count.
+ (c_finish_if_stmt): Rename from c_expand_end_cond. Warn for empty
+ if or else body.
+ * c-tree.h: Update prototypes.
+
+2004-06-16 Steven Bosscher <stevenb@suse.de>
+
+ * tree.h (PHI_CHAIN): New.
+ * (tree-cfg.c, tree-dfa.c, tree-flow-inline.h, tree-into-ssa.c,
+ tree-outof-ssa.c, tree-phinodes.c, tree-pretty-print.c,
+ tree-ssa-alias.c, tree-ssa-ccp.c, tree-ssa-dom.c, tree-ssa-dse.c,
+ tree-ssa-live.c, tree-ssa-loop.c, tree-ssa-phiopt.c, tree-ssa-pre.c,
+ tree-ssa.c, tree-tailcall.c): Use PHI_CHAIN instead of TREE_CHAIN
+ when traversing a list of PHI_NODEs.
+
+2004-06-16 Bernardo Innocenti <bernie@develer.com>
+
+ PR target/13292
+ * config/m68k/m68k.h (TARGET_SWITCHES): Don't remove MASK_68040_ONLY
+ on -msoft-float.
+ (TARGET_FLT_EVAL_METHOD): Don't advertise extended precision for
+ 68040 and soft-float.
+ * config/m68k/m68k.md (truncdfsf2): Explicitly require TARGET_68881
+ in the TARGET_68040_ONLY case.
+
+2004-06-16 Peter Barada <peter@the-baradas.com>
+
+ * config/m68k/m68k.md (movsi_cfv4): New pattern to allow mov3q.
+ (movsi_cf): Make named, don't match TARGET_CFV4.
+ (pushexthisi_const): Use mov3q if possible.
+ (extendhisi2, cvf4_extendhisi2): Split extendhisi2 pattern
+ to special case mvz.w for ColdFire V4.
+ (extendqisi2, cvf4_extendqisi2): Split extendhisi2 pattern
+ to special case mvz.b for ColdFire V4.
+ (udivmodhi4, divmodhi4): Use mvz to zero extend arg for
+ divide.
+ (iorsi3, xorsi3, andsi3): Use bitfield instructions if possible.
+ * config/m68k/m68k.c(valid_mov3q_const): New function.
+ (const_method): SWAP is valid for ColdFire.
+ (MULL_COST, MULW_COST): Fix costs for ColdFire V3/V4.
+ * config/m68k/m68k-protos.h (valid_mov3q_const): Prototype here.
+
+2004-06-16 Richard Henderson <rth@redhat.com>
+
+ * c-common.def (CASE_LABEL): Remove.
+ * c-common.c (c_add_case_label): Use CASE_LABEL, not CASE_LABEL_DECL.
+ (match_case_to_enum_1): Likewise.
+ * c-common.h (c_common_stmt_codes): Remove CASE_LABEL.
+ * c-dump.c (c_dump_tree): Likewise.
+ * c-gimplify.c (c_gimplify_stmt): Likewise.
+ * c-pretty-print.c (pp_c_statement): Likewise.
+ * c-semantics.c (build_case_label): Use CASE_LABEL_EXPR.
+ * tree.h (CASE_LOW): Update commentary.
+
+2004-06-16 Richard Henderson <rth@redhat.com>
+
+ * c-common.def (ASM_STMT): Remove.
+ * c-common.h (c_common_stmt_codes): Remove ASM_STMT.
+ * c-dump.c (c_dump_tree): Likewise.
+ * c-gimplify.c (c_gimplify_stmt): Likewise.
+ * c-pretty-print.c (pp_c_statement): Likewise.
+ * c-typeck.c (build_asm_expr): Use ASM_EXPR.
+ * tree.h: Fix commentary.
+
+2004-06-16 Richard Henderson <rth@redhat.com>
+
+ * c-common.def (GOTO_STMT, LABEL_STMT): Remove.
+ * c-common.c (c_add_case_label): Use LABEL_EXPR.
+ * c-common.h (GOTO_FAKE_P, LABEL_STMT_LABEL): Remove.
+ (c_common_stmt_codes): Remove GOTO_STMT, LABEL_STMT.
+ * c-dump.c (c_dump_tree): Likewise.
+ * c-gimplify.c (c_gimplify_stmt): Likewise.
+ * c-pretty-print.c (pp_c_statement): Likewise.
+ * c-parse.in (stmt): Use GOTO_EXPR.
+ (label): Use LABEL_EXPR.
+ * c-semantics.c (build_stmt): Set TREE_TYPE to void.
+ * tree-inline.c (copy_body_r): Don't build empty BLOCKs.
+
+2004-06-16 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * cfgcleanup.c (try_simplify_condjump): Update test to make
+ sure we have a conditional branch around am unconditional branch.
+
+2004-06-16 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-cfg.c (pass_split_crit_edge): Give it a name and a dump file.
+
+2004-06-16 Dale Johannesen <dalej@apple.com>
+
+ * loop.c (loop_givs_reduce): Avoid miscompilation of
+ loops entered at bottom.
+
+2004-06-16 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * cfglayout.c (fixup_reorder_chain): Handle case where the
+ destination of E_FALL is EXIT_BLOCK_PTR.
+
+2004-06-16 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR target/15653
+ * config/ia64/ia64.c (ia64_dfa_new_cycle): Do not insert nops
+ after shifts before asm.
+
+2004-06-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ PR tree-optimization/15993
+ * tree-ssa-dom.c (thread_across_edge): Do not thread edge if its
+ destination is unchanged.
+
+2004-06-16 Andreas Jaeger <aj@suse.de>
+
+ * doc/install.texi (Configuration): Update description for
+ --enable-version-specific-runtime-libs.
+
+2004-06-16 Paolo Bonzini <bonzini@gnu.org>
+
+ * doc/install.texi: boehm-gc now uses automake 1.8.5.
+
+2004-06-16 Paolo Bonzini <bonzini@gnu.org>
+
+ * toplev.h (rest_of_compilation): Adjust prototype.
+
+2004-06-16 Paolo Bonzini <bonzini@gnu.org>
+
+ * coverage.c: Remove argument to rest_of_compilation.
+ * expr.c (execute_expand, set_save_expr_context, pass_expand): New.
+ * passes.c (rest_of_compilation): Remove argument.
+ (pass_rest_of_compilation): New.
+ (rest_of_handle_final, rest_of_handle_delay_slots,
+ rest_of_handle_stack_regs, rest_of_handle_variable_tracking
+ rest_of_handle_machine_reorg, rest_of_handle_regrename
+ rest_of_handle_sched, rest_of_handle_sched2, rest_of_handle_gcse2
+ rest_of_handle_regmove, rest_of_handle_tracer
+ rest_of_handle_if_conversion, rest_of_handle_if_after_combine
+ rest_of_handle_web, rest_of_handle_branch_prob
+ rest_of_handle_value_profile_transformations, rest_of_handle_cfg
+ rest_of_handle_addressof, rest_of_handle_jump_bypass
+ rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2):
+ Check that the two arguments are actually superfluous.
+ * tree-optimize.c (register_dump_files): Add properties argument.
+ Track validity of passes. Only initialize dump files for
+ tree-based passes. Store the full set of provided passes in
+ the pass.
+ (init_tree_optimization_passes): Register pass_expand and
+ pass_rest_of_compilation.
+ (execute_one_pass): Do not track the presence of required properties
+ here. Set in_gimple_form. Do not update current_properties.
+ (current_properties): Remove.
+ (set_save_expr_context): Remove.
+ (tree_rest_of_compilation): Do not set in_gimple_form. Do not
+ expand to RTL here, and do not call rest_of_compilation. Push
+ GGC context even before gimplification.
+ * tree-pass.h (PROP_rtl, PROP_trees): New flags.
+ (pass_expand, pass_rest_of_compilation): Declare.
+
+2004-06-15 Jeff Law <law@redhat.com>
+
+ * fold-const.c (swap_tree_comparison): No longer static.
+ (tree_swap_operands_p): Similarly. Return true if both operands
+ are SSA_NAMEs and the first operand has a higher version number than
+ the second operand.
+ * tree.h (swap_tree_comparison): Prototype.
+ (tree_swap_operands_p): Prototype.
+ * tree-ssa-operands.c (get_expr_operands): For commutative
+ operators and relational comparisons, canonicalize the
+ order of the operands.
+
+2004-06-15 Richard Henderson <rth@redhat.com>
+
+ * c-common.c (lang_gimplify_stmt): Remove next_p argument.
+ (if_elt, if_stack, if_stack_space, c_expand_start_cond, c_finish_then,
+ c_expand_end_cond, c_expand_start_else, c_finish_else, c_begin_if_stmt,
+ c_begin_while_stmt, c_finish_while_stmt_cond): Move to c-typeck.c.
+ (finish_fname_decls, fname_decl): Use statement_lists.
+ (c_expand_expr_stmt): Don't set last_expr_type.
+ (c_type_hash): Fix indentation.
+ (c_safe_from_p): Don't follow TREE_CHAIN.
+ (c_tree_chain_matters_p): Remove.
+ * c-common.def (SCOPE_STMT): Remove.
+ (CLEANUP_STMT): Redefine to contain its own body.
+ * c-common.h (struct stmt_tree_s): Remove x_last_stmt,
+ x_last_expr_type, x_last_expr_filename, x_scope_stmt_stack.
+ Add x_cur_stmt_list.
+ (last_tree, last_expr_type, last_expr_filename, RECHAIN_STMTS): Remove.
+ (cur_stmt_list): New.
+ (STATEMENT_LIST_STMT_EXPR): New.
+ (SCOPE_BEGIN_P, SCOPE_END_P, SCOPE_STMT_BLOCK, SCOPE_NULLIFIED_P,
+ SCOPE_NO_CLEANUPS_P, SCOPE_PARTIAL_P, NEW_FOR_SCOPE_P): Remove.
+ (CLEANUP_BODY): New.
+ (CLEANUP_DECL): Move to operand 2.
+ (c_common_stmt_codes): Remove SCOPE_STMT.
+ (COMPOUND_STMT_NO_SCOPE, COMPOUND_STMT_BODY_BLOCK): Remove.
+ * c-decl.c (c_scope_stmt_stack, current_scope_stmt_stack): Remove.
+ (c_push_function_context, c_pop_function_context): Don't save it.
+ (finish_decl): Set TREE_USED on the decl for a cleanup.
+ Use push_cleanup.
+ (store_parm_decls): Use statement lists.
+ (finish_function): Remove compstmt rule workaround. Use statement
+ lists. Call finish_fname_decls after finalizing the body.
+ (c_begin_compound_stmt): Move to c-typeck.c.
+ * c-dump.c (c_dump_tree): Remove SCOPE_STMT.
+ * c-gimplify.c (gimplify_cleanup_stmt, gimplify_cleanup_stmts): New.
+ (c_genericize): Invoke them.
+ (c_gimplify_stmt): Don't look through TREE_CHAIN. Kill SCOPE_STMT.
+ (c_build_bind_expr): Export.
+ (gimplify_block, gimplify_cleanup): Remove.
+ (gimplify_condition): Use gimplify_stmt.
+ (gimplify_for_stmt): Remove FOR_INIT_STMT chaining hack.
+ (gimplify_if_stmt): Remove recursion hack.
+ (c_gimplify_expr): Remove STMT_EXPR handling.
+ (stmt_expr_last_stmt, gimplify_stmt_expr): Remove.
+ (is_last_stmt_of_scope): Remove.
+ * c-lang.c (LANG_HOOKS_TREE_INLINING_TREE_CHAIN_MATTERS_P): Remove.
+ * c-mudflap.c (mflang_flush_calls): Use c_begin_compound_stmt,
+ c_end_compound_stmt.
+ * c-objc-common.c (build_cdtor): Likewise.
+ * c-parse.in (primary): Use c_finish_stmt_expr.
+ (push_scope, pop_scope): Remove.
+ (c99_block_start, compstmt_start): Use c_begin_compound_stmt.
+ (c99_block_end, compstmt): Use c_end_compound_stmt.
+ (c99_block_lineno_labeled_stmt): Likewise.
+ (compstmt_primary_start): Use c_begin_stmt_expr.
+ (simple_if, select_or_iter_stmt): Update calls to stmt builders.
+ (do_stmt_start): Fill in body directly.
+ (lineno_stmt): Avoid setting lineno on constants.
+ * c-pretty-print.c (pp_c_statement): Handle STATEMENT_LIST.
+ Remove SCOPE_STMT.
+ * c-semantics.c (begin_stmt_tree): Remove.
+ (push_stmt_list, re_push_stmt_list, pop_stmt_list): New.
+ (add_stmt): Use statement lists.
+ (add_scope_stmt, finish_stmt_tree): Remove.
+ (push_cleanup): New.
+ * c-tree.h: Move some decls from c-common.h.
+ * c-typeck.c (c_tree_expr_nonnegative_p): Simplify for statement lists.
+ (do_case, c_finish_case): Likewise.
+ (c_finish_then): Take body for then as argument.
+ (c_finish_else): Similarly.
+ (c_begin_for_stmt, c_finish_for_stmt_init, c_finish_for_stmt_cond,
+ c_finish_for_stmt_incr, c_finish_for_stmt): New.
+ (c_begin_stmt_expr, c_finish_stmt_expr): New.
+ (c_begin_compound_stmt): Do scope management.
+ (c_end_compound_stmt): New.
+ * fold-const.c (tree_expr_nonnegative_p): Fix BIND_EXPR.
+ * gimplify.c (voidify_wrapper_expr): Accept temporary argument.
+ Look through exception handling constructs.
+ (gimplify_bind_expr): Accept temporary argument.
+ (gimplify_target_expr): Special case BIND_EXPR bodies.
+ (gimplify_expr): Handle fallback == fb_none like a statement.
+ * langhooks-def.h (LANG_HOOKS_TREE_INLINING_TREE_CHAIN_MATTERS_P): Kill.
+ * langhooks.c (lhd_tree_inlining_tree_chain_matters_p): Remove.
+ * langhooks.h (tree_chain_matters_p): Remove.
+ * stub-objc.c (objc_clear_super_receiver): New.
+ * tree-gimple.h (voidify_wrapper_expr): Update decl.
+ (append_to_statement_list, append_to_statement_list_force): Move
+ to tree-iterator.h.
+ * tree-inline.c (expand_call_inline): Update call.
+ (clone_body): Use statement lists.
+ (walk_tree): Don't check tree_chain_matters_p.
+ (copy_tree_r): Likewise.
+ * tree-iterator.c (alloc_stmt_list): Clear lang bits.
+ (tsi_link_before, tsi_link_after): Set TREE_SIDE_EFFECTS properly.
+ * tree-iterator.h (append_to_statement_list,
+ append_to_statement_list_force): Moved from tree-gimple.h.
+ * tree-pretty-print.c (dump_generic_node): Clean up TARGET_EXPR dump.
+ * objc/objc-act.c (build_module_descriptor): Use c_begin_compound_stmt.
+ (objc_enter_block): Likewise.
+ (objc_exit_block): Use c_end_compound_stmt.
+ (objc_build_try_enter_fragment): Add #error and comment for
+ rewriting for OBJCPLUS.
+ (objc_build_extract_fragment, objc_build_try_epilogue,
+ objc_build_catch_stmt, objc_build_finally_prologue,
+ objc_build_finally_epilogue): Update for C statement builders.
+ * objc/objc-lang.c (LANG_HOOKS_TREE_INLINING_TREE_CHAIN_MATTERS_P):
+ Remove.
+
+2004-06-15 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * df.c (df_reg_clobber_gen): Removed.
+ (df_bb_rd_local_compute, df_insn_refs_record, df_rd_local_compute):
+ Make more effective for hard regs.
+ * ra-build.c (livethrough_conflicts_bb): Check contains_call.
+
+2004-06-15 Alexandre Oliva <aoliva@redhat.com>
+
+ * c-pragma.h (c_lex_string_translate): Change type to int.
+ * c-parse.in: Change all assignments of c_lex_string_translate
+ to true and false to 1 and 0.
+ * c-lex.c (c_lex_string_translate): Likewise.
+ (lex_string): Convert string without translation in the -1
+ case.
+
+2004-06-15 Mark G. Adams <mark.g.adams@sympatico.ca>
+
+ * convert.h: Add include guards
+
+2004-06-15 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-flow-inline.h: Document all functions.
+
+2004-06-15 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-flow-inline.h (stmt_ann): Remove use of is_essa_node.
+ * tree-dfa.c (create_stmt_ann): Ditto.
+ * tree-pretty-print.c (dump_generic_node): Remove E* node handling.
+ * tree-inline.c (estimate_num_insns_1): Ditto.
+ * tree.c (tree_size): Ditto.
+ (make_node_stat): Ditto.
+ (tree_node_structure): Ditto.
+ (ephi_node_elt_check_failed): Remove.
+ (is_essa_node): Ditto.
+ * tree.def (EPHI_NODE): Ditto.
+ (EEXIT_NODE): Ditto.
+ (EUSE_NODE): Ditto.
+ (EKILL_NODE): Ditto.
+ * tree.h (EREF_NODE_CHECK): Remove.
+ (EPHI_NODE_ELT_CHECK): Ditto.
+ (struct tree_eref_common): Ditto.
+ (struct tree_euse_node): Ditto.
+ (struct ephi_arg_d): Ditto.
+ (struct tree_ephi_node): Ditto.
+ (ephi_node_elt_check_failed): Remove prototype.
+ (is_essa_node): Ditto.
+ (enum tree_node_structure_enum): Remove TS_E*_NODE.
+ (union tree_node): Remove E*_NODE uses.
+
+2004-06-15 Jerry Quinn <jlquinn@optonline.net>
+
+ * alias.c (record_set, record_base_value, canon_rtx, get_addr,
+ nonlocal_mentioned_p_1, init_alias_analysis): Use REG_P.
+ * bt-load.c (find_btr_reference, insn_sets_btr_p, note_btr_set):
+ Likewise.
+ * builtins.c (expand_builtin_setjmp, expand_builtin_apply,
+ expand_builtin_mathfn, expand_builtin_strlen, expand_builtin_memcmp,
+ expand_builtin_strcmp, expand_builtin_strncmp,
+ expand_builtin_frame_address): Likewise.
+ * caller-save.c (mark_set_regs, add_stored_regs, mark_referenced_regs,
+ insert_one_insn): Likewise.
+ * calls.c (prepare_call_address, precompute_register_parameters,
+ precompute_arguments, expand_call, emit_library_call_value_1): Likewise.
+ * cfganal.c (flow_active_insn_p): Likewise.
+ * combine.c (set_nonzero_bits_and_sign_copies, can_combine_p,
+ combinable_i3pat, try_combine, find_split_point, COMBINE_RTX_EQUAL_P,
+ subst, combine_simplify_rtx, simplify_if_then_else, simplify_set,
+ make_extraction, recog_for_combine, gen_lowpart_for_combine,
+ simplify_comparison, record_dead_and_set_regs_1,
+ record_dead_and_set_regs, record_promoted_value,
+ check_promoted_subreg, get_last_value_validate, get_last_value,
+ reg_dead_at_p_1, reg_bitfield_target_p, distribute_notes,
+ unmentioned_reg_p_1): Likewise.
+ * conflict.c (mark_reg): Likewise.
+ * cse.c (HASH, COST, COST_IN, approx_reg_cost_1, notreg_cost,
+ mention_regs, insert_regs, lookup, lookup_for_remove, insert,
+ merge_equiv_classes, flush_hash_table, invalidate,
+ remove_invalid_refs, remove_invalid_subreg_refs, rehash_using_reg,
+ invalidate_for_call, use_related_value, canon_hash, exp_equiv_p,
+ cse_rtx_varies_p, canon_reg, find_best_addr, fold_rtx, equiv_constant,
+ record_jump_cond, cse_insn, addr_affects_sp_p,
+ invalidate_from_clobbers, cse_process_notes, cse_around_loop,
+ cse_set_around_loop, count_reg_usage, set_live_p, cse_change_cc_mode,
+ cse_cc_succs, cse_condition_code_reg): Likewise.
+ * cselib.c (cselib_reg_set_mode, rtx_equal_for_cselib_p,
+ cselib_lookup, cselib_invalidate_regno, cselib_invalidate_rtx,
+ cselib_record_set, cselib_record_sets): Likewise.
+ * dbxout.c (dbxout_symbol_location, dbxout_parms, dbxout_reg_parms,
+ dbxout_block): Likewise.
+ * df.c (df_ref_record, df_def_record_1, df_uses_record): Likewise.
+ * dojump.c (do_jump): Likewise.
+ * dwarf2out.c (dwarf2out_frame_debug_expr, is_pseudo_reg,
+ is_based_loc, rtl_for_decl_location): Likewise.
+ * emit-rtl.c (set_reg_attrs_for_parm, set_decl_rtl,
+ set_decl_incoming_rtl, mark_user_reg): Likewise.
+ * explow.c (copy_all_regs, copy_all_regs, memory_address, force_reg,
+ copy_to_suggested_reg, allocate_dynamic_stack_space,
+ probe_stack_range, hard_function_value): Likewise.
+ * expmed.c (store_bit_field, store_fixed_bit_field,
+ store_split_bit_field, extract_bit_field, extract_fixed_bit_field,
+ extract_split_bit_field, expand_divmod, emit_store_flag_force):
+ Likewise.
+ * expr.c (convert_move, convert_modes,
+ block_move_libcall_safe_for_call_parm, emit_group_load, use_reg,
+ use_group_regs, emit_move_insn, emit_move_insn_1,
+ compress_float_constant, push_block, emit_single_push_insn,
+ emit_push_insn, get_subtarget, expand_assignment, store_expr,
+ store_constructor, store_field, force_operand, safe_from_p,
+ expand_expr_real_1, expand_increment, do_store_flag, do_tablejump):
+ Likewise.
+ * final.c (profile_function, final_scan_insn, alter_subreg,
+ get_mem_expr_from_op, output_asm_operand_names, output_operand,
+ only_leaf_regs_used, leaf_renumber_regs_insn): Likewise.
+ * flow.c (verify_wide_reg_1, mark_regs_live_at_end,
+ find_regno_partial, propagate_one_insn, init_propagate_block_info,
+ insn_dead_p, libcall_dead_p, mark_set_1, not_reg_cond,
+ attempt_auto_inc, find_auto_inc, mark_used_regs,
+ count_or_remove_death_notes_bb): Likewise.
+ * function.c (find_temp_slot_from_address, update_temp_slot_address,
+ preserve_temp_slots, put_var_into_stack, fixup_var_refs_insn,
+ fixup_var_refs_1, fixup_stack_1, optimize_bit_field, flush_addressof,
+ put_addressof_into_stack, purge_addressof_1, insns_for_mem_walk,
+ purge_single_hard_subreg_set, instantiate_decl,
+ instantiate_virtual_regs_1, aggregate_value_p, assign_parms,
+ promoted_input_arg, setjmp_vars_warning, setjmp_args_warning,
+ setjmp_protect, setjmp_protect_args, fix_lexical_addr,
+ expand_function_start, diddle_return_value, clobber_return_register,
+ expand_function_end, keep_stack_depressed, handle_epilogue_set,
+ update_epilogue_consts): Likewise.
+ * genemit.c (gen_exp, gen_insn): Likewise.
+ * genrecog.c (make_insn_sequence): Likewise.
+ * global.c (global_conflicts, expand_preferences, mark_reg_store,
+ mark_reg_conflicts, set_preference, reg_becomes_live,
+ build_insn_chain, mark_reg_change): Likewise.
+ * haifa_sched.c (CONST_BASED_ADDRESS_P, find_set_reg_weight):
+ Likewise.
+ * ifcvt.c (noce_try_abs, noce_get_condition, noce_process_if_block):
+ Likewise.
+ * integrate.c (copy_rtx_and_substitute, try_constants,
+ subst_constants, mark_stores, allocate_initial_values): Likewise.
+ * jump.c (reversed_comparison_code_parts, delete_prior_computation,
+ delete_computation, rtx_renumbered_equal_p, true_regnum,
+ reg_or_subregno): Likewise.
+ * lcm.c (reg_dies, reg_becomes_live): Likewise.
+ * local-alloc.c (validate_equiv_mem_from_store, validate_equiv_mem,
+ update_equiv_regs, no_equiv, block_alloc, combine_regs, reg_is_set,
+ wipe_dead_reg, no_conflict_p): Likewise.
+ * loop-iv.c (simple_reg_p, simple_set_p, kill_sets,
+ iv_get_reaching_def, iv_analyze_biv, altered_reg_used, mark_altered,
+ simple_rhs_p, simplify_using_assignment, implies_p): Likewise.
+ * loop.c (scan_loop, combine_movables, rtx_equal_for_loop_p,
+ move_movables, note_set_pseudo_multiple_uses, consec_sets_invariant_p,
+ find_single_use_in_loop, count_one_set, loop_bivs_init_find,
+ loop_givs_rescan, check_insn_for_bivs, check_insn_for_givs,
+ valid_initial_value_p, simplify_giv_expr, consec_sets_giv,
+ loop_regs_update, check_dbra_loop, maybe_eliminate_biv,
+ maybe_eliminate_biv_1, record_initial, update_reg_last_use,
+ canonicalize_condition, loop_regs_scan, load_mems, try_copy_prop,
+ try_swap_copy_prop): Likewise.
+ * optabs.c (expand_binop, expand_vector_binop, expand_vector_unop,
+ expand_abs, emit_no_conflict_block, emit_libcall_block, expand_float):
+ Likewise.
+ * postreload.c (reload_cse_simplify, reload_cse_simplify_set,
+ reload_cse_simplify_operands, reload_combine,
+ reload_combine_note_store, reload_combine_note_use,
+ reload_cse_move2add, move2add_note_store): Likewise.
+ * print-rtl.c (print_rtx): Likewise.
+ * ra-build.c (copy_insn_p, remember_move, init_one_web_common,
+ contains_pseudo, handle_asm_insn): Likewise.
+ * ra-debug.c (ra_print_rtx_object, dump_constraints,
+ dump_static_insn_cost): Likewise.
+ * ra-rewrite.c (slots_overlap_p, emit_colors,
+ remove_suspicious_death_notes): Likewise.
+ * recog.c (validate_replace_rtx_1, find_single_use_1, find_single_use,
+ register_operand, scratch_operand, nonmemory_operand,
+ constrain_operands): Likewise.
+ * reg-stack (check_asm_stack_operands, remove_regno_note,
+ emit_swap_insn, swap_rtx_condition, subst_stack_regs_pat,
+ subst_asm_stack_regs): Likewise.
+ * regclass.c (scan_one_insn, record_reg_classes, copy_cost,
+ record_address_regs, reg_scan_mark_refs): Likewise.
+ * regmove.c (discover_flags_reg, replacement_quality,
+ copy_src_to_dest, reg_is_remote_constant_p, regmove_optimize,
+ fixup_match_1): Likewise.
+ * regrename.c (note_sets, clear_dead_regs, build_def_use, kill_value,
+ kill_set_value, copyprop_hardreg_forward_1): Likewise.
+ * reload.c (MATCHES, push_secondary_reload, find_reusable_reload,
+ reload_inner_reg_of_subreg, can_reload_into, push_reload,
+ combine_reloads, find_dummy_reload, hard_reg_set_here_p,
+ operands_match_p, decompose, find_reloads, find_reloads_toplev,
+ find_reloads_address, subst_indexed_address, find_reloads_address_1,
+ find_reloads_subreg_address, find_replacement,
+ refers_to_regno_for_reload_p, reg_overlap_mentioned_for_reload_p,
+ refers_to_mem_for_reload_p, find_equiv_reg, regno_clobbered_p): Likewise.
+ * reload1.c (replace_pseudos_in, reload, calculate_needs_all_insns,
+ find_reg, delete_dead_insn, alter_reg, eliminate_regs,
+ elimination_effects, eliminate_regs_in_insn, scan_paradoxical_subregs,
+ forget_old_reloads_1, reload_reg_free_for_value_p, choose_reload_regs,
+ emit_input_reload_insns, emit_output_reload_insns, do_input_reload,
+ do_output_reload, emit_reload_insns, gen_reload,
+ delete_address_reloads_1, inc_for_reload): Likewise.
+ * reorg.c (update_reg_dead_notes, fix_reg_dead_note,
+ update_reg_unused_notes, fill_slots_from_thread): Likewise.
+ * resource.c (update_live_status, mark_referenced_resources,
+ mark_set_resources, mark_target_live_regs): Likewise.
+ * rtlanal.c (nonzero_address_p, get_jump_table_offset,
+ global_reg_mentioned_p_1, reg_mentioned_p, reg_referenced_p,
+ reg_set_p, set_noop_p, find_last_value, refers_to_regno_p,
+ note_stores, dead_or_set_p, dead_or_set_regno_p, find_regno_note,
+ find_reg_fusage, find_regno_fusage, replace_regs, regno_use_in,
+ parms_set, find_first_parameter_load, keep_with_call_p,
+ hoist_test_store, hoist_update_store, address_cost, nonzero_bits1,
+ num_sign_bit_copies1): Likewise.
+ * rtlhooks.c (gen_lowpart_general): Likewise.
+ * sched-deps.c (deps_may_trap_p, sched_analyze_1, sched_analyze_insn,
+ sched_analyze): Likewise.
+ * sched-rgn.c (check_live_1, update_live_1, sets_likely_spilled_1):
+ Likewise.
+ * sdbout.c (sdbout_symbol, sdbout_parms, sdbout_reg_parms): Likewise.
+ * simplify-rtx.c (simplify_replace_rtx, simplify_unary_operation,
+ simplify_binary_operation, simplify_const_relational_operation,
+ simplify_subreg): Likewise.
+ * stmt.c (decl_conflicts_with_clobbers_p, expand_asm_operands,
+ expand_end_stmt_expr, expand_return, expand_decl,
+ expand_anon_union_decl): Likewise.
+ * unroll.c (precondition_loop_p, calculate_giv_inc, copy_loop_body,
+ find_splittable_regs, find_splittable_givs, find_common_reg_term,
+ loop_iterations): Likewise.
+ * var-tracking.c (variable_union, variable_part_different_p,
+ variable_different_p, count_uses, add_uses, add_stores,
+ compute_bb_dataflow, set_variable_part, delete_variable_part,
+ emit_notes_in_bb, vt_get_decl_and_offset, vt_add_function_parameters):
+ Likewise.
+ * varasm.c (assemble_variable): Likewise.
- * configure.in: Save target alias for language directories.
+2004-06-15 Chris Demetriou <cgd@broadcom.com>
- * configure.in (with-gxx-include-dir): New parameter for
- setting the g++ header file directory.
- * Makefile.in (gxx_include_dir): Use autoconf variable.
+ * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): Remove
+ definition.
+ * config/mips/linux64.h (ASM_PREFERRED_EH_DATA_FORMAT): Remove
+ #undef and #if 0'd definition.
- * configure.in: Add parameter for setting local prefix.
+2004-06-15 J"orn Rennecke <joern.rennecke@superh.com>
- * configure.lang: New file.
- * configure.in: Move language subdirectory Makefile processing
- into configure.lang.
+ * combine.c (distribute_notes): Comment typo fix.
-Mon Jun 9 16:44:47 1997 Jim Wilson <wilson@cygnus.com>
+2004-06-15 Roger Sayle <roger@eyesopen.com>
- * sched.c (attach_deaths): Fix typo in Jun 4 change.
+ * expmed.c (synth_mult): Mask bits of the multiplier to the
+ machine mode of the multiplication. Don't consider shifts
+ by more than (or equal to) the width of the operation's mode.
-Mon Jun 9 15:13:00 1997 Marc Lehmann (pcg@goof.com)
+2004-06-15 Paolo Bonzini <bonzini@gnu.org>
- * varasm.c (assemble_end_function): Switch back to function
- section after outputting constant pool.
+ * doc/install.texi: Yet another update for autoconf
+ and automake versions.
-Mon Jun 9 14:47:22 1997 Paul Eggert <eggert@twinsun.com>
+2004-06-15 Paolo Bonzini <bonzini@gnu.org>
- * tree.c (change_main_variant): Remove unused function.
- (build_array_type): Remove obsolete references to
- change_main_variant.
- * c-decl.c (complete_array_type): Likewise.
+ * function.h (struct function): Remove cannot_inline field.
+ (current_function_cannot_inline): Remove.
+ * passes.c (rest_of_compilation): Reset DECL_DEFER_OUTPUT.
+ Simplify conditionals to ignore warn_return_type.
+ * tree-optimize.c (tree_rest_of_compilation): Do not reset
+ DECL_DEFER_OUTPUT.
+ * objc/objc-act.c (build_module_descriptor, finish_method_def):
+ Do not set current_function_cannot_inline.
- * c-common.c (c_build_type_variant): Don't futz with main type
- variant of array since C Standard requires main type variant of
- array-of-const also be array-of-const.
+2004-06-15 J"orn Rennecke <joern.rennecke@superh.com>
- * Makefile.in: Comment out lines containing just formfeeds.
+ * cfglayout.c (fixup_reorder_chain): Handle case where the
+ destination of E_TAKEN is EXIT_BLOCK_PTR.
- * Makefile.in (distclean): Remove config.bak.
- (maintainer-clean): Output warning.
- Do not remove `configure'.
+2004-06-15 Diego Novillo <dnovillo@redhat.com>
-Mon Jun 9 14:44:17 1997 J.T. Conklin <jtc@netbsd.org>
+ * tree-ssa-copy.c (cprop_into_successor_phis): Fix typo.
- * configure.in (*-*-netbsd): Restore changes of Apr 13th lost in
- autoconf conversion: tmake_file now t-netbsd; delete xmake_file.
+2004-06-15 Paolo Bonzini <bonzini@gnu.org>
-Mon Jun 9 14:39:29 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+ * fold-const.c (operand_equal_p): Update comment.
- * expr.c (expand_builtin, case BUILT_IN_FRAME_ADDRESS):
- Use correct function name in error message.
+2004-06-15 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
- * Makefile.in (diff): Exclude bi-parser.h.
+ * config/m32r/m32r.h (RETURN_ADDR_RTX): Define.
+ (INCOMING_RETURN_ADDR_RTX): Define.
+ * config/m32r/m32r-protos.h (m32r_return_addr): Added.
+ * config/m32r/m32r.c (m32r_exppand_prologue): Changed for
+ __builtin_return_address(0).
+ (m32r_return_addr): Added for __builtin_return_address(0).
+ (m32r_reload_lr): Ditto.
- * i386.h (CC1_CPU_SPEC): Renamed, was CC1_SPEC.
- (CC1_SPEC): New macro.
- (EXTRA_SPECS): Add "cc1_cpu".
- * i386/linux.h (CC1_SPEC): New macro.
+ * longlong.h: Fix macros for m32r add_ssaaaa and sub_ddmmss.
-Mon Jun 9 13:23:06 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
+2004-06-15 Paolo Bonzini <bonzini@gnu.org>
- * m68k/next.h (TARGET_DEFAULT): Use MASK_68040,
- not MASK_68040_ALSO.
- * m68k/mot3300.h, m68k/ccur-GAS.h (TARGET_DEFAULT): Likewise.
+ * doc/install.texi (Prerequisites): Update libbanshee,
+ fastjar, libcpp, libjava/libltdl entries to
+ automake 1.8.5.
- * m68k.h (MACHINE_STATE_{SAVE,RESTORE}): Test #ifdef __mcf52000__,
- not if (TARGET_52000); fixed for mc68000 case.
+2004-06-15 Eric Botcazou <ebotcazou@act-europe.fr>
+ Olivier Hainque <hainque@act-europe.fr>
- * m68k/mot3300.h (CPP_SPEC): Define __mc68020__ if no -m[c]68000
- command-line option given.
+ * function.c (fixup_var_refs): Also adjust the start of sequence
+ after fixing up the insns.
-Mon Jun 9 09:19:17 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
+2004-06-15 Giovanni Bajo <giovannibajo@gcc.gnu.org>
- * Makefile.in (target_alias): Substitute with target_alias.
+ * gccbug.in: Update optimization -> tree-optimization/rtl-optimization.
- * final.c (final_scan_insn): Use single_set to check cc_status.flags.
+2004-06-14 Benjamin Kosnik <bkoz@redhat.com>
-Mon Jun 9 09:09:07 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+ * doc/install.texi (Prerequisites): Update libstdc++ entry to
+ automake 1.8.5.
- * c-common.c (check_format_info): Correct handling of the 'a' flag
- which adds another pointer level.
+2004-06-14 Eric Christopher <echristo@redhat.com>
-Sun Jun 8 00:34:25 1997 Jeffrey A Law (law@cygnus.com)
+ * config/s390/s390.h (TARGET_SWITCHES): Change -mtpf (-mno-tpf)
+ to -mtpf-trace (-mno-tpf-trace).
+ * doc/invoke.texi (S/390 and zSeries Options): Add tpf option
+ documentation.
- * pa.md (conditional branch insns): Get length right for branches
- to targets which can not be reached with a "bl" instruction.
- * pa.c (output_cbranch): Handle branches to targets which can not
- be reached with a "bl" instruction.
+2004-06-14 Eric Botcazou <ebotcazou@libertysurf.fr>
- * pa.md (alternate dbra pattern): Remove incorrect pattern.
+ * real.c: Fix bit count in head comment.
-Sat Jun 7 23:30:25 1997 Jeffrey A Law (law@cygnus.com)
+2004-06-14 Jeff Law <law@redhat.com>
- * pa.c (struct defer_plab): Renamed to struct deferred_plabel.
- Remove "symbol" field and replace with "name" field.
- (output_function_epilogue): Don't output deferred plabels here.
- (output_deferred_labels): New function. Output them here instead.
- (output_call): Rewrite long call support.
- * pa.h (ASM_FILE_END): Define.
- (LEGITIMATE_CONSTANT_P): Never accept a function_label_operand.
- * pa.md (HIGH and LO_SUM of function address): Remove patterns.
+ * tree-ssa.c (kill_redundant_phi_nodes): More correctly handle
+ PHIs where the destination or an argument is marked with
+ SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
-Fri Jun 6 16:09:04 1997 Mike Stump <mrs@cygnus.com>
+2004-06-14 Jakub Jelinek <jakub@redhat.com>
- * libgcc2.c (__eh_ffetmnpc): Add support for machines that cannot
- access globals after throw's epilogue when -fno-sjlj-exceptions is
- used.
- * rs6000.c (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
- * mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
- (INITIAL_ELIMINATION_OFFSET): Fix RETURN_ADDRESS_POINTER_REGNUM
- for 64 bit words, with 32 bit pointers and variable endianness.
+ PR middle-end/15945
+ * simplify-rtx.c (simplify_binary_operation): Don't optimize out
+ Inf + -Inf, Inf - Inf, Inf / Inf and 0 * Inf if flag_trapping_math.
-Fri Jun 6 17:27:58 1997 Mike Meissner <meissner@cygnus.com>
+2004-06-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
- * regclass.c (allocate_reg_info): Fix off by one error.
+ * opts.sh (var_args): Fix regexp.
-Fri Jun 6 17:17:41 1997 Doug Evans <dje@cygnus.com>
+2004-06-14 Jakub Jelinek <jakub@redhat.com>
- * basic-block.h (EXECUTE_IF_SET_IN_REG_SET): Fix setting of scan_rs_.
- (EXECUTE_IF_SET_AND_RESET_IN_REG_SET): Likewise.
- (EXECUTE_IF_AND_IN_REG_SET): Likewise.
- (EXECUTE_IF_AND_COMPL_IN_REG_SET): Likewise.
+ PR target/15178
+ * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Define.
-Fri Jun 6 15:42:59 1997 Stan Cox <coxs@dg-rtp.dg.com>
+2004-06-14 Paul Brook <paul@codesourcery.com>
- * i386.c (notice_cc_update): Set CC_FCOMI is this is a float compare.
+ * dwarf2out.c (output_call_frame_info): Support dwarf3 cie entries.
-Fri Jun 6 15:12:38 1997 Jim Wilson <wilson@cygnus.com>
+2004-06-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
- * basic-block.h (REG_SET_TO_HARD_REG_SET): Fix typo.
+ * Makefile.in (FLAGS_H): New.
+ (flags.h): Replace by FLAGS_H.
+ * c.opt: Document Var, VarExists, Init and Report attributes.
+ * common.opt: Fill the values of the attributes.
+ * diagnostic.c (flag_fatal_errors): Do not define.
+ * except.c (flag_non_call_exceptions): Do not define.
+ * flags.h: Include options.h. Remove declarations conflicting with
+ the automatically defined ones.
+ * opts.c: Remove automatically defined variables.
+ (handle_option): Perform default initialization.
+ (common_handle_option): Do not handle options covered by the
+ default initialization.
+ * opts.h (struct cl_option): Add flag_var, has_set_value and set_value
+ fields.
+ (CL_REPORT): New.
+ * opts.sh: Generate variable declarations, handle CL_REPORT.
+ * toplev.c: Remove automatically defined variables.
+ (f_options): Removed.
+ (print_switch_values): Use cl_options instead of f_options.
+ * toplev.h (version_flag): Declaration removed.
- * sched.c (update_flow_info): When add extra REG_DEAD note for original
- dest, handle case where last insn both uses and sets dest.
+2004-06-14 Ian Lance Taylor <ian@wasabisystems.com>
-Thu Jun 5 22:19:36 1997 Brendan Kehoe <brendan@lisa.cygnus.com>
+ * config/sparc/sparc.h: Correct comment about availability of
+ little endian option.
- * fixinc.irix: Add declaration of __vfork to unistd.h.
+ * config.gcc: Remove sparc64-*-aout*.
+ * config/sparc/sparc.c (sparc_aout_select_rtx_section): Remove.
+ * config/sparc/sp64-aout.h: Remove.
+ * config/sparc/aout.h: Remove.
- * i960/vx960-coff.h (CPP_SPEC): Always define CPU, even if they
- use -ansi; the VxWorks headers assume it's always present.
- * sparc/vxsparc.h (CPP_SPEC): Define, adding the CPU definition to
- what came from sparc.h.
- (CPP_PREDEFINES): Don't define it here.
+2004-06-14 Ulrich Weigand <uweigand@de.ibm.com>
-Thu Jun 5 13:40:33 1997 Mike Meissner <meissner@cygnus.com>
+ * config/s390/s390.c: Include "tree-gimple.h".
+ (s390_gimplify_va_arg): New function.
+ (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
+ (s390_va_arg): Remove.
+ * config/s390/s390-protos.h (s390_va_arg): Remove.
+ * config/s390/s390.h (EXPAND_BUILTIN_VA_ARG): Call abort ().
- * basic-block.c (OBSTACK_ALLOC_REG_SET): Rename from
- OBALLOC_REG_SET. Add obstack pointer parameter.
+2004-06-14 J"orn Rennecke <joern.rennecke@superh.com>
- * flow.c (function_obstack): Add declaration.
- (life_analysis): Don't allocate the space to hold to vector of
- regsets here.
- (init_regset_vector): Add pointer parameter and delete space
- paramter. Use OBSTACK_ALLOC_REG_SET to allocate. Change callers.
- (propagate_block): Use ALLOCA_REG_SET instead of bare alloca.
+ * basic-block.h (could_fall_through): Declare.
+ * cfganal.c (can_fallthru): Succeed if the target is EXIT_BLOCK_PTR.
+ Fail if the source already has a fallthrough edge to the exit
+ block pointer.
+ (could_fall_through): New function.
+ * cfgbuild.c (make_edges): Check if we already have a fallthrough
+ edge to the exit block pointer.
+ * cfglayout.c (fixup_fallthru_exit_predecessor): Check that it is
+ not called before reload has completed.
+ Handle special case of first block having a fall-through exit edge.
+ (cfg_layout_finalize): Don't call it before reload or if we have
+ rtl epilogues.
+ (fixup_reorder_chain): A fall through to the exit block does not
+ require the block to come last. Add sanity checks.
+ * cfgrtl.c (rtl_split_edge): Add special handling of fall through
+ edges to the exit block.
+ * function.c (cfglayout.h): #include.
+ (thread_prologue_and_epilogue_insns): If we have neither return nor
+ epilogue, but a fall through to the exit block from mid-function,
+ force a non-fall-through exit.
+ * Makefile.in (function.o): Depend on CFGLAYOUT_H.
+
+2004-06-14 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.h (ASM_CPU_SPEC): Handle -mpowerpc64 and -mcpu
+ for power5 and rs64a. Correct condition for default. Correct power3,
+ 620, 630, 7400, 7450, G4, 970 and G5 -mcpu entries. Add -many.
+
+2004-06-13 Steven Bosscher <stevenb@suse.de>
+
+ * gcse.c (hash_scan_set, hash_scan_insn, mark_set, mark_oprs_set):
+ Revert previous change, don't use CALL_P.
+
+2004-06-13 Jason Merrill <jason@redhat.com>
+
+ * tree.h: Move std_gimplify_va_arg_expr protoype here.
+ * tree-gimple.h: From here.
+
+2004-06-13 Daniel Berlin <dberlin@dberlin.org>
+
+ Fix PR tree-optimization/15979
+ Fix PR tree-optimization/15981
+ * tree-ssa-pre.c (insert_aux): Fix faulty logic so that we don't
+ try to insert values undefined along some path.
+
+2004-06-13 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-ssa-pre.c (add_to_value): is_gimple_min_invariant things
+ are available everywhere too.
+
+2004-06-13 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * fold-const.c (fold_checksum_tree <case 't'>): Only
+ look at TREE_VALUES if the EXPR is an ENUMERAL_TYPE.
+ Only look at TYPE_MIN_VALUE and TYPE_MAX_VALUE if
+ EXPR is an INTEGERAL_TYPE or a scalar float type.
+
+2004-06-13 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-sra.c (tree_sra): Update documentation.
+
+2004-06-13 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * c-typeck.c (comptypes, tagged_types_tu_compatible_p,
+ function_types_compatible_p, type_lists_compatible_p): Remove
+ flags parameter.
+ * c-tree.h (comptypes): Likewise.
+ (COMPARE_STRICT): Remove.
+ * c-decl.c, c-lang.c, c-parse.in, c-typeck.c, objc/objc-act.c: All
+ callers changed.
+
+2004-06-13 Eric Christopher <echristo@redhat.com>
+
+ * c-decl.c (diagnose_mismatched_decls): Improve error message.
+ Remove unused code.
+ * c-typeck.c (comptypes): Add location in standard we're checking.
+
+2004-06-13 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/libgcc-std.ver: Add __unorddf2 and __unordsf2 with
+ version 3.3.4.
+
+2004-06-12 Roger Sayle <roger@eyesopen.com>
+
+ * expmed.c (shift_cost, shiftadd_cost, shiftsub_cost): Additionally
+ index by machine mode.
+ (init_expmed): Initialize shift_cost, shiftadd_cost and shiftsub_cost
+ tables inside the loop over machine modes.
+ (synth_mult, expand_mult_highpart_optab, expand_mult_highpart,
+ expand_divmod): Index shift*_cost by the appropriate machine mode.
+
+2004-06-12 Eric Christopher <echristo@redhat.com>
+
+ * config/s390/s390.h: Rename TARGET_TPF to TARGET_TPF_PROFILING.
+ * config/s390/s390.md: Ditto.
+ * config/s390/s390.c: Ditto.
+ (s390_frame_info): Conditionalize frame and setup info on
+ TARGET_TPF_PROFILING.
+ (s390_arg_frame_offset): Ditto.
+
+2004-06-12 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (omit_two_operands): New function.
+ * tree.h (omit_two_operands): Prototype here.
+ * builtins.c (fold_builtin_unordered_cmp): New function to lower
+ C99 unordered comparison builtins to the appropriate tree nodes.
+ (fold_builtin_1): Use fold_builtin_unordered_cmp to lower
+ BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
+ BUILT_IN_ISLESSEQUAL and BUILT_IN_ISLESSGREATER. Manually lower
+ BUILT_IN_ISUNORDERED comparisons to an UNORDERED_EXPR tree node.
+ (simplify_builtin_memcmp, simplify_builtin_strncmp,
+ simplify_builtin_strncat, simplify_builtin_strspn): Use the new
+ omit_two_operands function to build the required COMPOUND_EXPRs.
+
+2004-06-12 Steven Bosscher <stevenb@suse.de>,
+ Andreas Jaeger <aj@suse.de>
+
+ * gcse.c (record_set_info): Use predicates like REG_P.
+ (mems_conflict_for_gcse_p): Likewise.
+ (load_killed_in_block_p): Likewise.
+ (hash_expr_1): Likewise.
+ (insert_set_in_table): Likewise.
+ (gcse_constant_p): Likewise.
+ (hash_scan_set): Likewise.
+ (hash_scan_insn): Likewise.
+ (canon_list_insert): Likewise.
+ (record_last_mem_set_info): Likewise.
+ (record_last_set_info): Likewise.
+ (compute_hash_table_work): Likewise.
+ (mark_set): Likewise.
+ (mark_clobber): Likewise.
+ (mark_oprs_set): Likewise.
+ (compute_transp): Likewise.
+ (find_avail_set): Likewise.
+ (cprop_insn): Likewise.
+ (do_local_cprop): Likewise.
+ (cprop): Likewise.
+ (find_implicit_sets): Likewise.
+ (find_bypass_set): Likewise.
+ (bypass_conditional_jumps): Likewise.
+ (insert_insn_end_bb): Likewise.
+ (pre_insert_copy_insn): Likewise.
+ (compute_transpout): Likewise.
+ (next_ls_expr): Likewise.
+ (invalidate_any_buried_refs): Likewise.
+ (compute_ld_motion_mems): Likewise.
+ (reg_set_info): Likewise.
+ (reg_clear_last_set): Likewise.
+ (find_moveable_store): Likewise.
+ (compute_store_table): Likewise.
+ (find_loads): Likewise.
+ (store_killed_in_insn): Likewise.
+ (insert_insn_start_bb): Likewise.
+ (reg_set_between_after_reload_p): Likewise.
+ (reg_used_between_after_reload_p): Likewise.
+ (is_jump_table_basic_block): Likewise.
+ (gcse_after_reload): Likewise.
+ (hash_scan_set_after_reload): Likewise.
+ (compute_hash_table_after_reload): Likewise.
+
+2004-06-12 Steven Bosscher <stevenb@suse.de>
+
+ * rtl.h (MEM_P, NONJUMP_INSN_P, CALL_INSN_P): New predicates.
+ (INSN_P): Don't look at the rtx code class, just explicitly
+ check for one of the tree RTX_INSN codes.
+
+2004-06-11 Zack Weinberg <zack@codesourcery.com>
+
+ * c-typeck.c (default_function_array_conversion): Use
+ build_pointer_type not TYPE_POINTER_TO.
+
+2004-06-11 Zack Weinberg <zack@codesourcery.com>
+
+ * configure.ac: Don't invoke ACX_HEADER_STDBOOL.
+ * configure, config.in: Regenerate.
+ * system.h: Unconditionally define bool as unsigned char,
+ BOOL_BITFIELD as unsigned int.
+ * domwalk.h: Use BOOL_BITFIELD.
+
+2004-06-12 Andreas Jaeger <aj@suse.de>
+
+ * libgcc-std.ver: Add __unorddf2 and __unordsf2 with version 3.3.4.
+ * libgcc-darwin.ver: Likewise.
+
+2004-06-12 Peter Jakubek <peter@laseranimation.com>
+
+ * reload.c (find_reloads): Force reload for pseudo registers on big
+ endian machines.
+
+2004-06-11 Steven Bosscher <stevenb@suse.de>
+
+ * tree-ssa-dce.c (mark_control_dependent_edges_necessary):
+ Don't try to mark anything control dependent on the entry or
+ exit blocks.
+
+2004-06-11 Daniel Berlin <dberlin@dberlin.org>
+
+ Fix Bug 15899
+ Fix Bug 15460
+ * tree.h (SSA_NAME_VALUE): New macro.
+ (struct tree_ssa_name): Add value_handle member.
+ * tree-ssa-pre.c: Replaced.
+ * tree-flow.h (tree_ann_type): Add CST_ANN, EXPR_ANN.
+ (struct cst_ann_d): New.
+ (struct expr_ann_d): New.
+ (union tree_ann_d): Add cst_ann, expr_ann.
+ * tree-dfa.c (create_cst_ann): New function.
+ (create_expr_ann): Ditto.
+ * tree-flow-inline.h (cst_ann): New function.
+ (expr_ann): Ditto.
+ (get_cst_ann): Ditto.
+ (get_expr_ann): Ditto..
+
+2004-06-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa.c (pa_hpux_init_libfunc): Add support for unord_optab.
+ * pa/quadlib.c (enum qfcmp_magic): Define magic values for call to
+ _U_Qfcmp library function.
+ (_U_Qfltgt, _U_Qfunle, _U_Qfunlt, _U_Qfunge, _U_Qfungt, _U_Qfuneq,
+ _U_Qfunord, _U_Qford): Add more TFmode builtin compare functions.
+
+ * pa.c (legitimize_pic_address): Use UNSPEC_DLTIND14R to identify
+ unspec used for loading address from DLT.
+ * pa.md: Define constants for the uses of UNSPEC and UNSPEC_VOLATILE.
+ Change all users of UNSPEC and UNSPEC_VOLATILE to use new constants.
+ Don't use short code sequence when loading the address of a nonlocal
+ label.
+ (nonlocal_goto): New expander.
+ (indirect_goto): New jump pattern for nonlocal gotos.
+ (short_jump): Remove extra whitespace.
+ (builtin_longjmp): Clobber memory and hard frame pointer. Restore
+ frame pointer via virtual_stack_vars_rtx when we have a nonlocal goto
+ pattern.
+
+2004-06-11 Roger Sayle <roger@eyesopen.com>
+
+ * expmed.c (synth_mult): Add an additional MODE argument for the
+ machine mode of the multiplication. Update recursive calls. Use
+ mode instead of word_mode for determining operation costs.
+ (choose_mult_variant): Update calls to synth_mult with "mode".
+
+2004-06-11 Richard Henderson <rth@redhat.com>
+
+ * tree-ssa-operands.c (get_stmt_operands): Clear makes_aliased_loads
+ and makes_aliased_stores.
+
+2004-06-11 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * doc/install.text (--enable-shared): Fix typo.
+
+2004-06-11 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Remove post_p
+ argument. Use internal post for call to gimplify_expr. Tidy
+ rounded type size computation.
+ (alpha_gimplify_va_arg): Use get_formal_tmp_var and
+ get_initialized_tmp_var.
+
+2004-06-11 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * doc/install.texi (--enable-shared): Update libobjc's shared library
+ status. Remove reference to libf2c.
+
+2004-06-11 Jason Merrill <jason@redhat.com>
+
+ * config/i386/i386.h (EXPAND_BUILTIN_VA_ARG): Just abort.
+ * config/i386/i386.c (ix86_va_arg): Remove.
+ * config/rs6000/rs6000.h (EXPAND_BUILTIN_VA_ARG): Just abort.
+ * config/rs6000/rs6000.c (rs6000_va_arg): Remove.
+ * config/alpha/alpha.h (EXPAND_BUILTIN_VA_ARG): Just abort.
+ * config/alpha/alpha.c (alpha_va_arg): Remove.
+ * config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Just abort.
+ * config/sparc/sparc.c (sparc_va_arg): Remove.
+
+ * tree-ssa-operands.c (get_stmt_operands): Use a V_MAY_DEF if the
+ assignment might throw.
+ * tree-eh.c (tree_could_throw_p): Support non-call exceptions in
+ expressions.
+
+2004-06-11 J"orn Rennecke <joern.rennecke@superh.com>
+
+ PR 15886:
+ * sh.h (ALLOCATE_INITIAL_VALUE): Use return_address_pointer_rtx.
+
+2004-06-11 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * doc/install.texi (Prerequisites): Update documentation of
+ required versions of autoconf and automake. Remove mention of
+ libf2c.
+
+2004-06-11 Jason Merrill <jason@redhat.com>
+
+ * config/sparc/sparc.c (sparc_gimplify_va_arg): New fn.
+ (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
+
+2004-06-11 Jerry Quinn <jlquinn@optonline.net>
+
+ * typeclass.h: Add GPL plus exception license. Add include
+ guard.
+
+2004-06-10 Jason Merrill <jason@redhat.com>
+
+ * gimplify.c (gimplify_modify_expr): Don't force a temporary
+ of an aggregate_value_p type.
+
+2004-06-10 Jeff Law <law@redhat.com>
+
+ * fold-const.c (fold_inf_compare): Avoid creating non-gimple
+ code when we are in gimple form.
+
+2004-06-10 Diego Novillo <dnovillo@redhat.com>
+
+ * Makefile.in (tree-ssanames.o): Depend on TREE_FLOW_H.
+ * tree-flow.h (ssa_names, num_ssa_names, ssa_name): Declare.
+ (highest_ssa_version): Remove.
+ * tree-outof-ssa.c (new_temp_expr_table): Replace
+ highest_ssa_version with num_ssa_names.
+ (dump_replaceable_exprs): Likewise.
+ (rewrite_vars_out_of_ssa): Likewise.
+ * tree-ssa-ccp.c (initialize): Likewise
+ * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
+ * tree-ssa-dce.c (tree_dce_init): Likewise.
+ * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
+ * tree-ssa-live.c (create_ssa_var_map): Likewise.
+ (dump_var_map): Likewise.
+ * tree-ssa.c (verify_ssa): Likewise.
+ (kill_redundant_phi_nodes): Likewise.
+ Do not build a local array of SSA_NAMEs. Use the ssa_names table.
+ * tree-ssanames.c: Include tree-flow.h
+ (ssa_names): New varray.
+ (init_ssa_names): Initialize ssa_names.
+ Reserve the first slot of the ssa_names table.
+ (make_ssa_name): Push the newly created SSA_NAME into ssa_names.
+ Assign version numbers using num_ssa_names.
+
+2004-06-10 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * doc/sourcebuild.texi (Front End): Add details of more
+ installation documentation required.
+
+2004-06-10 Brian Booth <bbooth@redhat.com>
+
+ * doc/tree-ssa.texi: Remove references to VDEF and add descriptions
+ of V_MAY_DEF and V_MUST_DEF.
+ * tree-dfa.c (dfa_stats_d): Add num_v_must_defs and rename
+ num_vdefs to num_v_may_defs.
+ (compute_immediate_uses_for_stmt): Rename occurences of vdef
+ to v_may_def.
+ (redirect_immediate_uses): Ditto.
+ (dump_dfa_stats): Ditto. Also added code to dump num_v_must_defs.
+ (collect_dfa_stats_r): Rename occurences of vdef to v_may_def.
+ Also add code to sum up the number of v_must_defs.
+ (vdefs_disappeared_p): Replace with...
+ (v_may_defs_disappeared_p): This.
+ (v_must_defs_disappeared_p): New function.
+ (mark_new_vars_to_rename): Rename occurences of vdef to v_may_def.
+ Also add code to mark new variables found in V_MUST_DEFs for
+ renameing.
+ * tree-flow.h (stmt_ann_d): Add v_must_def_ops and replace
+ vdef_ops to v_may_def_ops.
+ (get_vdef_ops): Replace with...
+ (get_v_may_def_ops): This.
+ * tree-flow-inline.h (get_vdef_ops): Replace with...
+ (get_v_may_def_ops): This.
+ (get_v_must_def_ops): New function.
+ (get_vdef_result_ptr): Replace with...
+ (get_v_may_def_result_ptr): This.
+ (get_vdef_op_ptr): Ditto with...
+ (get_v_may_def_op_ptr); This.
+ (get_v_must_def_op_ptr): New function.
+ * tree-into-ssa.c (mark_def_sites): Rename occurences of vdef
+ to v_may_def. Also add code to mark statements with
+ V_MUST_DEFs as definition sites.
+ (rewrite_stmt): Rename occurences of vdef to v_may_def. Also
+ add code to register new V_MUST_DEFs made by the statement.
+ * tree-outof-ssa.c (VIRTUAL_PARTITION): Update comments.
+ (check_replaceable): Rename occurences of vdef to v_may_def. Also
+ add check for V_MUST_DEFs.
+ (find_replaceable_in_bb): Ditto.
+ * tree-pretty-print.c (dump_vops): Rename occurences of vdef
+ to v_may_def. Also add code to dump V_MUST_DEFs.
+ * tree-sra.c (mark_all_vdefs): Replace with...
+ (mark_all_v_may_defs): This.
+ (mark_all_v_must_defs): New function.
+ (create_scalar_copies): Replace call to mark_all_vdefs with
+ calls to mark_all_v_may_defs and mark_all_v_must_defs.
+ (scalarize_structures): Rename occurences of vdef to v_may_def.
+ Also add a check for V_MUST_DEFs.
+ (scalarize_modify_expr): Rename occurences of vdef to v_may_def.
+ * tree-ssa-alias.c (global_var): Update comment.
+ (compute_may_aliases): Ditto.
+ (compute_points_to_and_addr_escape): Rename occurences of vdef
+ to v_may_def. Also add code to mark variables in V_MUST_DEF
+ operands as being written to.
+ (group_aliases): Update comment.
+ (maybe_create_global_var): Ditto.
+ * tree-ssa.c (verify_ssa): Rename occurences of vdef to v_may_def.
+ Also add a check for V_MUST_DEFs on GIMPLE registers.
+ (replace_immediate_uses): Rename occurences of vdef to v_may_def.
+ * tree-ssa-ccp.c (visit_stmt): Rename occurences of vdef
+ to v_may_def. Also add code to mark all V_MUST_DEF operands
+ VARYING.
+ (initialize): Ditto.
+ (set_rhs): Rename occurences of vdef to v_may_def. Also add
+ code to update SSA_NAMEs in V_MUST_DEFs.
+ * tree-ssa-copy.c (cprop_into_stmt): Rename occurences of vdef
+ to v_may_def.
+ * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Rename
+ occurences of vdef to v_may_def. Also add code to mark statements
+ with V_MUST_DEFs as necessary.
+ (propagate_necessity): Rename occurences of vdef to v_may_def.
+ * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Rename
+ occurences of vdef to v_may_def. Also add code to mark operands
+ in V_MUST_DEFs for renaming.
+ (eliminate_redundant_computations): Rename occurences of vdef
+ to v_may_def.
+ (record_equivalences_from_stmt): Rename occurences of vdef
+ to v_may_def. Also add code to record VUSEs for V_MUST_DEFs.
+ (optimize_stmt): Remove unnesessary variable vdefs. Update
+ comment.
+ (register_definitions_for_stmt): Rename occurences of vdef
+ to v_may_def. Also add code to register definitions made with
+ V_MUST_DEFs.
+ * tree-ssa-dse.c (fix_stmt_vdefs): Replace with...
+ (fix_stmt_v_may_defs): This.
+ (fix_phi_uses): Rename occurences of vdef to v_may_def.
+ (dse_optimize_stmt): Ditto.
+ * tree-ssa-live.c (create_ssa_var_map): Rename occurences of vdef
+ to v_may_def. Also add code to mark V_MUST_DEF operands as being
+ used in virtual operators.
+ * tree-ssa-loop.c (mark_defs_for_rewrite): Rename occurences of
+ vdef to v_may_def. Also add code to mark V_MUST_DEF operands for
+ renaming.
+ * tree-ssa-operands.c (opf_kill_def): New flag for killing
+ definitions.
+ (build_vdefs): Renamed to...
+ (build_v_may_defs): This.
+ (build_v_must_defs): New variable.
+ (voperands_d): Add v_must_def_ops and replace vdef_ops with
+ v_may_def_ops.
+ (append_vdef): Replace with...
+ (append_v_may_def): This.
+ (append_v_must_def): New function.
+ (NUM_FREE): Increment for V_MUST_DEF
+ (optype_freelist): Increment its size for V_MUST_DEF
+ (allocate_vdef_optype): Replace with...
+ (allocate_v_may_def_optype): This.
+ (allocate_v_must_def_optype): New function.
+ (free_vdefs): Replace with...
+ (free_v_may_defs): This.
+ (free_v_must_defs): New function.
+ (remove_vdefs): Replace with...
+ (remove_v_may_defs): This.
+ (remove_v_must_defs): New function.
+ (init_ssa_operands): Rename occurences of vdef to v_may_def. Also
+ add code to initialize build_v_must_defs.
+ (finalize_ssa_vdefs): Replace with...
+ (finalize_ssa_v_may_defs): This.
+ (finalize_ssa_vuses): Rename occurences of vdef to v_may_def.
+ (finalize_ssa_v_must_defs): New function.
+ (finalize_ssa_stmt_operands): Replace call to finalize_ssa_vdefs
+ with calls to finalize_ssa_v_may_defs and finalize_ssa_v_must_defs.
+ (verify_start_operands): Rename occurences of vdef to v_may_def.
+ Also add check for build_v_must_defs.
+ (get_stmt_operands): Rename occurences of vdef to v_may_def.
+ Also add code to handle V_MUST_DEFs and to use opf_kill_def for
+ killing definitions.
+ (get_expr_operands): Update comment and use opf_kill_def for
+ killing definitions.
+ (add_stmt_operand): Replace code that appends VDEFs with code
+ that appends V_MUST_DEFs when opf_kill_def is set and V_MAY_DEFs
+ otherwise.
+ (add_call_clobber_ops): Update comments.
+ * tree-ssa-operands.h (vdef_optype_d): Replace with...
+ (v_may_def_optype_d): This.
+ (v_must_def_optype_d): New structure.
+ (VDEF_OPS): Replace with...
+ (V_MAY_DEF_OPS): This.
+ (STMT_VDEF_OPS): Same with...
+ (STMT_V_MAY_DEF_OPS): This.
+ (NUM_VDEFS): And...
+ (NUM_V_MAY_DEFS): This.
+ (VDEF_RESULT_PTR): As well as...
+ (V_MAY_DEF_RESULT_PTR): This.
+ (VDEF_RESULT): Same goes for...
+ (V_MAY_DEF_RESULT): This.
+ (VDEF_OP_PTR): And...
+ (V_MAY_DEF_OP_PTR): This.
+ (VDEF_OP): And...
+ (V_MAY_DEF_OP): This.
+ (V_MUST_DEF_OPS): New macro.
+ (STMT_V_MUST_DEF_OPS): Ditto.
+ (NUM_V_MUST_DEFS): Ditto.
+ (V_MUST_DEF_OP_PTR): Ditto.
+ (V_MUST_DEF_OP): Ditto.
+ (remove_vdefs): Replace signature with...
+ (remove_v_may_defs): This.
+ (remove_v_must_defs): New function signature.
+ * tree-ssa-pre.c (subst_phis): Replace call to remove_vdefs
+ with calls to remove_v_may_defs and remove_v_must_defs.
+ (process_left_occs_and_kills): Rename occurences of vdef to v_may_def.
+ Also add code that marks left occurences of operands in V_MUST_DEFs.
+ * tree-tailcall.c (find_tail_calls): Rename occurences of vdef
+ to v_may_def. Also add check for V_MUST_DEFs.
+ (eliminate_tail_call):Rename occurences of vdef to v_may_def.
+
+2004-06-10 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR target/15653
+ * haifa-sched.c (schedule_block): Finish cycle after issuing asm
+ insn.
+
+2004-06-10 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
+
+ PR web/15263
+ * doc/install.texi: Remove superfluous linebreak.
+
+2004-06-10 Roger Sayle <roger@eyesopen.com>
+
+ * builtins.c (expand_builtin): Fall back to library function call for
+ conj, conjf, conjl, creal, crealf, creall, cimag, cimagf and cimagl.
+ (fold_builtin_1): Lower built-ins BUILT_IN_CONJ{,F,L} to CONJ_EXPR,
+ BUILT_IN_CREAL{,F,L} to REALPART_EXPR, and BUILT_IN_CIMAG{,F,L} to
+ IMAGPART_EXPR respectively.
+
+2004-06-10 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * sh.c (dump_table): New argument start. Changed caller.
+ (fixup_mova): New function.
+ (find_barrier): Use it.
+ (sh_reorg): Likewise. Check for CODE_FOR_casesi_worker_2.
+ If the label a mova refers to is above the mova itself, change
+ the mova into a load.
+ * sh.md (*casesi_worker): Rename to:
+ (casesi_worker_1).
+ (casesi_worker_2): New insn.
+
+2004-06-10 Jason Merrill <jason@redhat.com>
+
+ * target.h (struct gcc_target): Change gimplify_va_arg_expr
+ hook signature.
+ * tree-gimple.h: Adjust.
+ * config/alpha/alpha.c (alpha_gimplify_va_arg): Adjust.
+ * config/i386/i386.c (ix86_gimplify_va_arg): Adjust.
+ Use fold_convert.
+ * config/ia64/ia64.c (ia64_gimplify_va_arg): Adjust.
+ * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust.
+ Use COMPLEX_EXPR for complex numbers. Use fold_convert.
+ * builtins.c (std_gimplify_va_arg_expr): Adjust. Use fold_convert.
+ (gimplify_va_arg_expr): Return GS_ERROR in error case.
+ Gimplify valist rather than calling stabilize_va_list.
+
+2004-06-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * Makefile.in (df.o): Remove fibheap dependency.
+ * df.h: Do not include sbitmap.h.
+ (struct ref): New field "data".
+ (DF_REF_DATA): New accessor macro.
+ (struct df): Field "dom" removed.
+ (df_analyze_subcfg): New function.
+ (transfer_function_sbitmap, transfer_function_bitmap): Replaced by ...
+ (transfer_function): ... new type.
+ (iterative_dataflow_sbitmap, iterative_dataflow_bitmap): Replaced by ...
+ (iterative_dataflow): ... new function.
+ (enum set_representation, struct dataflow): New.
+ * df.c: Do not include fibheap.h.
+
+ (df_reg_def_chain_clean, df_reg_use_chain_clean,
+ (df_bb_table_realloc, df_analyse_subcfg, free_reg_ref_chain,
+ prune_to_subcfg, df_bb_modify): New functions.
+ (df_bitmaps_alloc, df_reg_def_chain_create, df_reg_use_chain_create,
+ df_refs_update, df_reg_table_realloc, df_ref_create,
+ df_bb_reg_def_chain_create, df_bb_reg_use_chain_create,
+ df_bb_rd_local_compute, df_bb_ru_local_compute, df_bb_lr_local_compute,
+ df_analyse_1, df_insn_modify): Support analysing only a part of the cfg.
+
+ (dataflow_set_a_op_b, dataflow_set_copy): New functions.
+ (df_rd_transfer_function, df_ru_transfer_function,
+ df_lr_transfer_function): Type of bitmaps changed to void *.
+ (hybrid_search_bitmap, hybrid_search_sbitmap): Merge into ...
+ (hybrid_search): ... new function.
+ (iterative_dataflow_bitmap, iterative_dataflow_sbitmap): Merge into ...
+ (iterative_dataflow): ... new function. Avoid use of fibheaps for
+ a worklist. Do not process basic blocks unnecessarily.
+
+2004-06-10 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (fold_abs_const): Make extern.
+ * tree.h (fold_abs_const): Prototype here.
+ * builtins.c (fold_builtin_fabs): New function to transform
+ fabs, fabsf and fabsl builtins into ABS_EXPR tree nodes.
+ (fold_builtin_abs): New function to transform abs, labs, llabs
+ and imaxabs builtins into ABS_EXPR tree nodes.
+ (expand_builtin): Fall back to a function call for abs, labs,
+ llabs and imaxabs builtins that survive constant folding.
+ (fold_builtin_1): Call fold_builtin_fabs for FABS, FABSF and
+ FABSL, and fold_builtin_abs for ABS, LABS, LLABS and IMAXABS.
+
+2004-06-10 Jakub Jelinek <jakub@redhat.com>
+
+ * config/ia64/unwind-ia64.c (uw_frame_state_for): Don't assume a
+ leaf function without unwind info at RP 0.
+
+2004-06-10 Jakub Jelinek <jakub@redhat.com>
+
+ PR c++/14791
+ * tree.h (enum tree_index): Add TI_FILEPTR_TYPE.
+ (fileptr_type_node): Define.
+ * tree.c (build_common_tree_nodes_2): Initialize
+ fileptr_type_node to ptr_type_node.
+ * c-common.c (c_common_nodes_and_builtins): For C++, make
+ fileptr_type_node a distinct type copy.
+ * builtin-types.def (BT_FILEPTR, BT_FN_INT_CONST_STRING_FILEPTR,
+ BT_FN_INT_INT_FILEPTR, BT_FN_INT_FILEPTR_CONST_STRING_VALIST_ARG,
+ BT_FN_SIZE_CONST_PTR_SIZE_SIZE_FILEPTR,
+ BT_FN_INT_FILEPTR_CONST_STRING_VAR): Add.
+ (BT_FN_INT_CONST_STRING_PTR, BT_FN_INT_INT_PTR,
+ BT_FN_SIZE_CONST_PTR_SIZE_SIZE_PTR, BT_FN_INT_PTR_CONST_STRING_VAR,
+ BT_FN_INT_PTR_CONST_STRING_VALIST_ARG): Remove.
+ * builtins.def (BUILT_IN_FPRINTF, BUILT_IN_FPRINTF_UNLOCKED,
+ BUILT_IN_FPUTC, BUILT_IN_FPUTC_UNLOCKED, BUILT_IN_FPUTS,
+ BUILT_IN_FPUTS_UNLOCKED, BUILT_IN_FSCANF, BUILT_IN_FWRITE,
+ BUILT_IN_FWRITE_UNLOCKED, BUILT_IN_VFPRINTF, BUILT_IN_VFSCANF): Use
+ the above *FILEPTR* types instead of *PTR*.
+
+2004-06-09 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-ssa.c (verify_ssa): Verify that vdefs/makes_aliased_stores
+ match.
+
+2004-06-09 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (fold_not_const): New function.
+ (fold) <ABS_EXPR>: Don't bother testing wins.
+ (fold) <BIT_NOT_EXPR>: Call fold_not_const.
+ (nondestructive_fold_unary_to_constant) <BIT_NOT_EXPR>: Likewise.
+
+2004-06-09 Richard Henderson <rth@redhat.com>
+
+ PR middle-end/15228
+ * function.c (assign_parms): Always set_mem_align with the computed
+ FUNCTION_ARG_BOUNDARY. Don't clear stack_parm if !STRICT_ALIGNMENT.
+
+2004-06-09 Richard Henderson <rth@redhat.com>
+
+ PR opt/15108
+ * tree-tailcall.c (find_tail_calls): Don't check early for
+ tail_recursion failure.
+
+2004-06-09 Diego Novillo <dnovillo@redhat.com>
+
+ Move SSA_NAME annotations into tree_ssa_name.
+
+ * tree-dfa.c (create_ssa_name_ann): Remove.
+ * tree-flow-inline.h (ssa_name_ann, get_ssa_name_ann): Remove.
+ * tree-flow.h (enum tree_ann_type): Remove SSA_NAME_ANN.
+ (struct ssa_name_ann_d): Remove.
+ (union tree_ann_d): Update.
+ (ssa_name_ann_t): Remove.
+ * tree-ssa-alias.c: (get_ptr_info): New local function.
+ Replace references to ssa_name_ann_t with struct ptr_info_def.
+ * tree-ssa-operands.c (get_expr_operands): Likewise.
+ * tree.h (SSA_NAME_PTR_INFO): Define.
+ (struct ptr_info_def): Declare.
+ (struct tree_ssa_name): Add field 'ptr_info'.
+
+2004-06-09 Danny Smith <dannysmith@users.sourceforge.net>
+
+ * config/i386/winnt.c (i386_pe_output_labelref): Correct
+ misplaced ')'.
- * sched.c (schedule_block): Fix typo in yesterday's changes.
- * reorg.c (mark_target_live_regs): Ditto.
+2004-06-09 Steven Bosscher <stevenb@suse.de>
-Thu Jun 5 09:44:49 1997 Jeffrey A Law (law@cygnus.com)
+ * config/i386/k6.md: Rewrite using the DFA model.
+ * config/i386/i386.c (ix86_adjust_cost): Don't increase the
+ cost of load-operation insns for the K6.
+ (ia32_use_dfa_pipeline_interface): Add TARGET_K6.
+ (ia32_multipass_dfa_lookahead): Likewise.
- * sh.c (trap_exit, sp_switch): New variables.
- (print_operand, case '@'): If trap_exit is nonzero, then use
- a trapa instead of an rte/rts to exit the current function.
- (sh_expand_prologue): Switch stacks at function entry as needed.
- (sh_expand_epilogue): Similarly at function exit.
- (function_epilogue): Clear trap_exit and sp_switch too.
- (sh_valid_machine_decl_attribute): New function.
- * sh.h (VALID_MACHINE_DECL_ATTRIBUTE): Define.
- (sp_switch): Declare.
- * sh.md (sp_switch_1, sp_switch_2): New named patterns.
+2004-06-09 Richard Henderson <rth@redhat.com>
-Wed Jun 4 18:11:14 1997 Michael Meissner <meissner@cygnus.com>
+ * config/alpha/alpha.c (alpha_gimplify_va_arg_1,
+ alpha_gimplify_va_arg, TARGET_GIMPLIFY_VA_ARG_EXPR): New.
- * basic-block.h (REGSET_ELT_BITS): Make this explicitly unsigned, so
- that division and modulus of REGSET_ELT_BITS uses a pure shift.
- (*_REG_SET): New macros to abstract the register set interface.
+2004-06-09 Richard Henderson <rth@redhat.com>
- * caller-save.c (save_call_clobbered_regs): Use new *_REG_SET
- macros.
- * flow.c (life_analysis,propagate_block,insn_dead_p): Ditto.
- (regno_uninitialized,regno_clobbered_at_setjmp,mark_set_1): Ditto.
- (mark_used_regs,dump_flow_info,global_conflicts): Ditto.
- global.c (mark_elimination): Ditto.
- * reorg.c (mark_target_live_regs): Ditto.
- * sched.c (sched_{analyze_{1,insn},note_set}): Ditto.
- (birthing_insn_p,attach_deaths,unlink_notes,schedule_block): Ditto.
-
- * sched.c (sometimes structure): Delete offset, bit fields, replace
- with regno.
- (new_sometimes_live): Take regno argument, not offset and bit.
- Change all callers.
+ * expmed.c (emit_store_flag): Cope with FLOAT_STORE_FLAG_VALUE.
-Tue Jun 3 19:18:36 1997 Brendan Kehoe <brendan@lisa.cygnus.com>
+2004-06-09 Geoffrey Keating <geoffk@apple.com>
- * fixincludes: Fix AIX NULL macro use of void*.
+ * Makefile.in (CPPLIB_H): Put files in order of inclusion.
+ (CPP_ID_DATA_H): New.
+ (gtype-desc.o): Update dependencies.
+ (GTFILES): Use CPP_ID_DATA_H.
-Tue Jun 3 15:21:04 1997 Jason Merrill <jason@yorick.cygnus.com>
+2004-06-09 Mark Mitchell <mark@codesourcery.com>
- * sparc.h (ASM_OUTPUT_MI_THUNK): Handle -fpic.
+ Revert:
+ PR c++/15815
+ 2004-06-07 Mark Mitchell <mark@codesourcery.com>
+ * doc/extend.texi: Deprecate #pragma interface and #pragma
+ implementation.
-Mon Jun 2 16:53:53 1997 Michael Meissner <meissner@cygnus.com>
+2004-06-09 David S. Miller <davem@nuts.davemloft.net>
- * loop.c (n_times_{set,used}): Make type int, not short.
- (scan_loop): n_times{set,used} are now int pointers.
+ * config/sparc/sparc.h (MOVE_RATIO): New definition.
- * sched.c (sched_reg_n_deaths): Remove unused variable.
- (struct sometimes): Make fields int sized, not short.
- (schedule_insns): Don't set sched_reg_n_deaths, nobody uses it.
+2004-06-09 Richard Henderson <rth@redhat.com>
- * regclass.c (allocate_reg_info): Allocate space for reg_renumber,
- but don't set unless new argument RENUMBER_P is set. If this is first
- call for function and we need to grow space, use free/xmalloc instead
- of realloc since we will be initializing the whole array. If number
- of registers is < 0, just free up space.
- (reg_scan): Update allocate_reg_info call.
- * regs.h (allocate_reg_info): Change prototype.
- * flow.c (allocate_for_life_analysis): Update allocate_reg_info call.
- * local-alloc.c (local_alloc): Call allocate_reg_info to allocate
- and initialize the reg_renumber array.
- * stupid.c (stupid_life_analysis): Likewise.
+ * basic-block.h (struct edge_def): Add goto_locus.
+ * tree-cfg.c (make_goto_expr_edges): Set it.
+ (disband_implicit_edges): Use it.
+ * tree-pretty-print.c (dump_implicit_edges): Print it.
-Mon Jun 2 14:50:06 1997 Dave Miller <davem@jenolan.rutgers.edu>
+2004-06-08 Anil Paranjpe <anilp1@kpitcummins.com>
- * sparc.md (v9 eq/ne cond move patterns): Add early clobber
- constraint to destination.
+ * h8300.md (ldm_h8300s_4): Fix condition for expander.
-Fri May 30 11:00:44 1997 Michael Meissner <meissner@cygnus.com>
+2004-06-08 Jason Merrill <jason@redhat.com>
- * regs.h (reg_info): New structure to group the arrays indexed by
- register number created by reg_scan and flow_analysis that are
- globally visiable.
- (reg_n_info): Pointer to the register information array.
- (reg_n_{refs,sets,deaths,calls_crossed}): Delete variables.
- (reg_changes_size): Likewise.
- (REG_N_{REFS,SETS,DEATHS,CALLS_CROSSED}): New macros to reference
- reg_n_info.
- (REG_{CHANGES_SIZE,{FIRST,LAST,LAST_NOTE}_UID}): Likewise.
- (allocate_reg_info): Add declaration.
+ Gimplify VA_ARG_EXPR into simpler forms.
+ * target.h: Add gimplify_va_arg_expr hook.
+ * target-def.h: Add TARGET_GIMPLIFY_VA_ARG_EXPR.
+ * fold-const.c (build_fold_addr_expr)
+ (build_fold_addr_expr_with_type): Move from gimplify.c.
+ * tree.h: Declare them.
+ * gimplify.c (gimplify_and_add): New fn.
+ (build_addr_expr, build_addr_expr_with_type): Move to fold-const.c.
+ (gimplify_array_ref_to_plus, gimplify_modify_expr)
+ (gimplify_expr): Use build_fold_*.
+ (copy_if_shared_r): Only mark VA_ARG_EXPR volatile if we
+ don't know how to gimplify it.
+ * builtins.c (std_gimplify_va_arg_expr): New fn.
+ (dummy_object): New static fn.
+ (gimplify_va_arg_expr): New fn.
+ (stabilize_va_list): Use build_fold_*.
+ * tree-gimple.h: Declare new fns.
+ * config/i386/i386.c (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
+ (ix86_gimplify_va_arg): New fn.
+ * config/ia64/ia64.c (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
+ (ia64_gimplify_va_arg): New fn.
+ * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): New fn.
+ (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
+ * alias.c (get_varargs_alias_set): Just return 0 for now.
+
+ * c-objc-common.c (c_tree_printer): Improve handling of %T.
+
+2004-06-09 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * tree-complex.c (expand_complex_comparison): Use fold_convert instead
+ of convert.
+ * tree-inline.c (setup_one_parameter): Likewise.
+ * tree-sra.c (csc_build_component_ref): Likewise.
+ * tree-ssa-ccp.c (ccp_fold): Likewise.
+ * tree-ssa-copy.c (cprop_operand): Likewise.
+ * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
+ * tree-tailcall.c (tree_optimize_tail_calls_1): Likewise.
+
+2004-06-09 J"orn Rennecke <joern.rennecke@superh.com>
+
+ PR rtl-optimization/15521:
+ * sched-int.h (in_post_call_group_p): Change type to enum.
+ * sched-deps.c (sched_analyze_insn):
+ (sched_analyze): When in_post_call_group_p is post_call_initial,
+ don't add a dependency, but still set SCHED_GROUP_P and CANT_MOVE,
+ and also reset in_post_call_group_p to post_call.
+ (sched_analyze): When the previous basic block ended in a CALL_INSN,
+ initialize in_post_call_group_p as post_call_initial.
+ (init_deps): initialize in_post_call_group_p to not_post_call.
+
+2004-06-09 Arnaud Charlet <charlet@act-europe.fr>
+
+ PR ada/6637
+ * doc/install.texi: List ada, libada as options to --enable-shared
+
+2004-06-09 Paolo Bonzini <bonzini@gnu.org>
+
+ * aclocal.m4 (gcc_AC_PROG_LN): Remove.
+ (gcc_AC_CHECK_DECLS): Use AH_TEMPLATE to generate
+ config.in entries.
+ * configure.ac: Call ACX_PROG_LN, falling back to $LN_S
+ if hard links are not available.
+ * configure: Regenerate.
+ * config.in: Regenerate.
+
+2004-06-08 Per Bothner <per@bothner.com>
+
+ * configure.ac: New --enable-mapped-location sets USE_MAPPED_LOCATION.
+
+2004-06-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * toplev.c (floor_log2_wide): Correct casts for 64-bit hosts.
+ Correct formatting.
+
+2004-06-08 James E Wilson <wilson@specifixinc.com>
+
+ PR target/15790
+ * config/i386/i386-coff.h (ASM_OUTPUT_ALIGN): Define.
+
+2004-06-08 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * fold-const.c (fold_convert): Treat OFFSET_TYPE like
+ POINTER_TYPE and INTEGER_TYPE.
+
+2004-06-08 Bernardo Innocenti <bernie@develer.com>
+
+ * modulo-sched.c: Compile only when INSN_SCHEDULING is
+ defined.
- * basic-block.h (reg_basic_block): Delete.
- (REG_BASIC_BLOCK): Use reg_n_info structure.
+2004-06-08 Jeff Law <law@redhat.com>
- * caller-save.c: Change all references to the above arrays to use
- the corresponding macro to access the reg_n_info array.
- * combine.c, cse.c, flow.c, global.c, jump.c, local-alloc.c: Likewise.
- * loop.c, regclass.c, reload1.c, sched.c, stupid.c, unroll.c: Likewise.
+ * doc/contrib.texi: Add entries for Stefan Olsson and
+ Ola Ronnerup.
- * regclass.c (allocate_reg_info): New function to allocate the
- reg_info array and initialize the appropriate fields.
- (reg_scan): Call it.
- * flow.c (allocate_for_life_analysis): Call allocate_reg_info to do
- the actual allocation.
+2004-06-08 DJ Delorie <dj@redhat.com>
-Thu May 29 15:42:59 1997 Stan Cox <coxs@dg-rtp.dg.com>
+ * toplev.c (floor_log2_wide): Replace loop with faster bit
+ operations.
+ (exact_log2_wide): Define in terms of the above.
+ * toplev.h (floor_log2): Use _builtin_clz family of builtins if
+ available.
- * i386.md (movsfcc_1, movdfcc_1, movxfcc_1): Use singlemove_string
- for float conditional move when destination and operands all differ.
-
- * i386.h (ASM_OUTPUT_REG_{PUSH,POP}): add %% before register name.
+2004-06-08 Andrew Pinski <pinskia@physics.uc.edu>
- * go32.h (ASM_OUTPUT_ALIGN): Use .p2align, not byte alignments.
+ * config/rs6000/rs6000.c (print_operand, <case 'z'>):
+ Make sure that we are in INDIRECT mode when getting the
+ stub name.
-Wed May 28 20:44:00 1997 Mike Stump <mrs@cygnus.com>
+2004-06-08 Anil Paranjpe <anilp1@kpitcummins.com>
- * except.c (push_eh_entry): Eliminate start of exception region
- label, as it isn't used. Rename end_label to outer_context.
- (expand_eh_region_start_for_decl): Likewise.
- (expand_leftover_cleanups): Likewise.
- (expand_start_all_catch): Likewise.
- * except.h (eh_entry): Likewise.
- * except.c (expand_eh_region_end): Likewise. Jump around the nop
- that we insert, so that we can optimize it away, if it is unused,
- also so that flow analysis can tell if we fall through to the end
- of a function or not so that it can know if a function that returns
- a value, in fact does or not.
+ * h8300.md (extendqisi2_h8300): Add constraints.
+ (ldm_h8300s_4_normal): Fix typo.
-Wed May 28 10:50:09 1997 Jeffrey A Law (law@cygnus.com)
+2004-06-08 Richard Henderson <rth@redhat.com>
- * pa.md (jump): Handle out of range unconditional jump
- when not optimizing.
+ * gimple-low.c (struct lower_data): Replace the_return_label and
+ one_return_stmt with return_statements.
+ (lower_function_body): Process the entire list of return_statements.
+ (lower_return_expr): Check source value before unifying return_exprs.
+ * gimplify.c (gimplify_return_expr): Force the use of a temporary
+ for !aggregate_value_p.
+ * tree-gimple.c: Update RETURN_EXPR grammer.
-Thu May 22 00:57:07 1997 Jeffrey A Law (law@cygnus.com)
+2004-06-08 Vladimir Makarov <vmakarov@redhat.com>
- * reload1.c (reload_cse_record_set): Ignore values for SREG if
- their mode is narrower than DEST_MODE.
+ PR target/15598
+ * config/ia64/ia64.c (bundling): Add missed TYPE_A.
- * pa.h (DFMODE_RETURN_STRING): Define.
- (SFMODE_RETURN_STRING): Likewise.
- (ASM_DECLARE_FUNCTION_NAME): Use them.
+2004-06-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
-Wed May 21 23:32:02 1997 Jeffrey A Law (law@cygnus.com)
+ PR rtl-optimization/15717
+ * config/i386/i386.c (legitimate_constant_p): Do not allow
+ x - symbol_ref.
- * mn10300.md (reload_insi): Handle SUBREG properly.
+2004-06-08 Alexandre Oliva <aoliva@redhat.com>
-Tue May 20 22:32:13 1997 Jason Merrill <jason@yorick.cygnus.com>
+ * gimplify.c (copy_if_shared_r): Revert:
+ 2004-05-21 Richard Henderson <rth@redhat.com>
+ * gimplify.c [...] Don't mark VA_ARG_EXPRs volatile here.
- * dwarf2out.c (dwarf2out_def_cfa): Set cfa_reg at the top.
+2004-06-07 Roger Sayle <roger@eyesopen.com>
-Tue May 20 16:57:50 1997 Brendan Kehoe <brendan@lisa.cygnus.com>
+ * expmed.c (add_cost, neg_cost, sdiv_pow2_cheap, smod_pow2_cheap):
+ Make arrays indexed by machine mode. Rename negate_cost to neg_cost.
+ (init_expmed): Initialize these cost arrays as appropriate.
+ (store_bit_field, extract_bit_field): Correct whitespace.
+ (synth_mult, choose_mult_variant, expand_mult, expand_mult_highpart,
+ expand_mult_highpart_optab, expand_divmod): Update uses of add_cost,
+ neg_cost, sdiv_pow2_cheap, smod_pow2_cheap to index with mode,
+ word_mode or compute_mode as appropriate.
- * cplus-dem.c (do_type): Handle `J'.
- (demangle_fund_type): Print "complex" for it.
+2004-06-07 Eric Botcazou <ebotcazou@libertysurf.fr>
-Mon May 19 21:01:53 1997 Jim Wilson <wilson@cygnus.com>
+ PR target/15783
+ * config/sparc/sparc.c (function_arg_union_value): Add 'mode'
+ parameter. Enumerate the registers inside the PARALLEL.
+ (function_arg): Adjust call to function_arg_union_value.
+ (function_value): Likewise.
- * m68k.c (output_move_qimode): Add coldfire support.
- * m68k.h (PUSH_ROUNDING): Add coldfire support.
- * m68k.md (scc{,0}_di, seq, sne, sgt, sgtu, slt, sltu, sge, sgeu,
- sle, sleu): Add coldfire support.
+ * config/sparc/sparc.c (sparc_function_epilogue): Properly format.
-Mon May 19 17:53:34 1997 Mike Meissner <meissner@cygnus.com>
+2004-06-07 Roger Sayle <roger@eyesopen.com>
- * rs6000.c: (rs6000_pic_func_labelno): New variable.
- (rs6000_output_load_toc_table): Use it.
- (output_prolog): Store current value.
+ * real.c (real_copysign): New function to implement libm's copysign.
+ * real.h (real_copysign): Prototype here.
+ * fold-const.c (tree_expr_nonnegative_p): The result of sqrt, sqrtf
+ and sqrtl can be negative, as sqrt(-0.0) = -0.0. Correct whitespace.
+ * builtins.c (fold_builtin_isascii, fold_builtin_toascii,
+ fold_builtin_isdigit): Add function prototypes.
+ (fold_builtin_copysign): New function to fold copysign, copysignf
+ and copysignl. Optimize copysign(x,x) as x. Evaluate copysign of
+ constant arguments at compile-time using real_copysign. Fold
+ copysign(X,Y) as fabs(X) if Y is always non-negative.
+ (fold_builtin_1): Correct minor whitespace/style issues. Call
+ fold_builtin_copysign for BUILT_IN_COPYSIGN{,F,L}.
-Sun May 18 16:32:08 1997 Michael Meissner <meissner@cygnus.com>
+2004-06-07 J"orn Rennecke <joern.rennecke@superh.com>
- * dbxcoff.h (ASM_OUTPUT_SOURCE_LINE): Use macros
- ASM_{GENERATE,OUTPUT}_INTERNAL_LABEL to create/output line
- number label.
+ * tree.c (iterative_hash_expr): Use real_hash.
-Sun May 18 13:55:12 1997 John Vickers (john@rhizik.demon.co.uk)
+2004-06-07 Joseph S. Myers <jsm@polyomino.org.uk>
- * m68k.h (TARGET_SWITCHES): Add new target name, cpu32.
+ PR c/14765
+ * c-parse.in (compstmt_primary_start): Set last_expr_type to
+ NULL_TREE.
-Sun May 18 13:50:10 1997 Pat Rankin <rankin@eql.caltech.edu>
+2004-06-07 Mark Mitchell <mark@codesourcery.com>
- * cccp.c (VMS_write, VMS_read): Delete.
- (safe_write): If MAX_WRITE_LEN is defined, limit
- incremental write attempts to that amount.
- (safe_read): Analogous situation for MAX_READ_LEN.
- * cpplib.c (safe_read): Likewise.
- * vax/xm-vms.h (MAX_WRITE_LEN, MAX_READ_LEN): Define.
+ PR c++/15815
+ * doc/extend.texi: Deprecate #pragma interface and #pragma
+ implementation.
- * vax/xm-vms.h (get_dynamic_handler_chain_libfunc): New macro.
- (protect_cleanup_actions_with_terminate): New macro.
+2004-06-07 Alexandre Oliva <aoliva@redhat.com>
-Sun May 18 08:50:25 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+ PR middle-end/15666
+ * c-decl.c (finish_decl): Use change_decl_assembler_name for the
+ builtin decl as well.
- * m68k/linux.h (ASM_COMMENT_START): Define.
- * m68k/linux-aout.h (ASM_COMMENT_START): Define.
+2004-06-07 Roger Sayle <roger@eyesopen.com>
- * reload1.c (reload_cse_regno_equal_p): Check for value using more
- than one register on a big endian machine.
+ PR c/14649
+ * c-typeck.c (require_constant_value, require_constant_elements):
+ Move declarations to the top of the file.
+ (build_function_call): If we require a constant value, fold with
+ fold_initializer. If the result is a constant, and the function
+ wasn't called using __builtin_foo, issue a pedantic warning.
+ (build_unary_op): If we require a constant value, fold tree with
+ fold_initializer.
+ (build_binary_op): Use require_constant_value to determine whether
+ to call fold or fold_initializer.
-Sun May 18 08:39:59 1997 Vince Del Vecchio <vdelvecc@spd.analog.com>
+2004-06-07 Richard Henderson <rth@redhat.com>
- * loop.c (maybe_eliminate_biv_1): In (set (cc0) <biv>) case,
- swap compare operands when mult_val < 0 in one additional place.
+ * gimple-low.c (struct lower_data): Add the_return_label and
+ one_return_stmt.
+ (lower_function_body): Initialize and use them.
+ (lower_return_expr): New.
+ (lower_stmt): Call it.
+ * gimplify.c (gimplify_return_expr): Force the argument to be either
+ null or a result_decl.
+ * tree-gimple.c: Update gimple grammer to match.
+ * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Deny
+ coalescing of result_decls.
-Sun May 18 08:33:30 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+2004-06-07 Richard Henderson <rth@redhat.com>
- * dwarf2out.c (ASM_COMMENT_START): Add default definition.
+ PR rtl-opt/15193
+ * expmed.c (extract_bit_field): Fix vector_extract return.
- * Makefile.in (maintainer-claean): Delete configure.
+ * config/i386/i386.md (negv4sf2): New pattern.
-Sun May 18 08:31:59 1997 Scott Christley <scottc@net-community.com>
+2004-06-07 Mark Mitchell <mark@codesourcery.com>
- * configure.in: New file.
- * Makefile.in: Change to utilize autoconf variables.
- * configure: Now an output file.
+ PR c++/15337
+ * c-common.c (c_sizeof_or_alignof_type): Use more detailed error
+ message.
-Sun May 18 07:48:31 1997 J.T. Conklin <jtc@netbsd.org>
+2004-06-06 Paolo Bonzini <bonzini@gnu.org>
- * m68k.md (mov[qhs]i,movstrict[qs]i, mulsi3): Use 'Q' constraint
- for TARGET_5200.
- * m68k.h (EXTRA_CONSTRAINT): New macro.
+ * config.in: Regenerate.
- * m68k.h (TARGET_SWITCHES): Add 68020-60.
- Mask out bits which indicate a particular processor when a different
- processor is selected.
- (MASK_68040_ALSO): Remove.
- (MASK_68040): Change to be a single bit.
+2004-06-06 Steven Bosscher <stevenb@suse.de>
- * m68k.h (TARGET_ALIGN_INT, MASK_ALIGN_INT): New macros.
- (BIGGEST_ALIGNMENT): Determine according to TARGET_ALIGN_INT.
- (TARGET_SWITCHES): Add align-int and no-align-int.
+ * tree-cfg.c (tree_verify_flow_info): Make sure that labels in
+ SWITCH_LABELS are always sorted.
- * m68k.md (mov[qhs]i}): Add pair of constraints which allow
- offsetable memory addresses to be moved to the same for TARGET_5200.
+2004-06-06 Steven Bosscher <stevenb@suse.de>
- * m68k.c (output_move_strict{hi,qi}): New functions.
- * m68k.h (output_move_strict{hi,qi}): Declare.
- * m68k.md (movstrict*): Changed into define_expands.
- Split insns into m68k and coldfire specific versions with appropriate
- constraints.
+ * hooks.c (hook_int_void_1): New generic hook.
+ * hooks.h (hook_int_void_1): Add prototype.
+ * config/c4x/c4x.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
+ Define to hook_int_void_1.
+ * config/c4x/c4x.md: Replace dummies for the old pipeline model
+ with dummies for the new one.
-Sun May 18 07:26:40 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
+2004-06-06 Roger Sayle <roger@eyesopen.com>
- * libgcc2.c (atexit): Cast malloc and realloc calls.
+ * tree.h (lvalue_or_else): Delete function prototype.
+ * c-typeck.c (lvalue_or_else): Make static. Add static prototype.
+
+2004-06-06 Stephane Carrez <stcarrez@nerim.fr>
+
+ PR target/14542
+ * config/m68hc11/m68hc11.md (move peephole2): Emit a use note to avoid
+ a live change of a register after peephole replacement.
+
+2004-06-06 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ PR c/13519
+ * c-typeck.c (composite_type, common_pointer_type): New functions.
+ (common_type): Split parts into composite_type and
+ common_pointer_type. Ensure that arithmetic operations return
+ unqualified types without attributes. Don't make composite type
+ of signed enum and compatible integer be unsigned.
+ (build_conditional_expr, build_binary_op): Use
+ common_pointer_type.
+ * c-decl.c (merge_decls): Use composite_type.
+ * c-tree.h (composite_type): Declare.
-Sat May 17 16:26:51 1997 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
+2004-06-06 Stephane Carrez <stcarrez@nerim.fr>
- * final.c (profile_function): Call function_section, not
- text_section.
+ PR target/14457
+ * config/m68hc11/m68hc11.c (splitable_operand): New predicate.
+ * config/m68hc11/m68hc11-protos.h (splitable_operand): Declare.
+ * config/m68hc11/m68hc11.h (PREDICATE_CODES): Register it.
+ (inhibit_libc): Must define.
+ * config/m68hc11/m68hc11.md ("movhi_const0"): Use splitable_operand.
+ ("*andhi3_gen", "iorhi3", "*iorhi3_gen"): Likewise.
+ ("xorhi3"): Likewise.
-Sat May 17 16:01:00 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
+2004-06-06 Eric Botcazou <ebotcazou@libertysurf.fr>
- * cse.c (notreg_cost): New function, extracted from COST macro.
- (COST): Use notreg_cost.
+ * cgraphunit.c (cgraph_decide_inlining): Adjust dump lines in
+ always_inline pass.
-Sat May 17 15:13:23 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+2004-06-05 David S. Miller <davem@nuts.davemloft.net>
- * cse.c (cse_insn): Don't record a SRC that's a MEM and the same
- as a REG_EQUIV note if DEST is set more than once.
+ * config/sparc/linux.h (TARGET_C99_FUNCTIONS): Set.
+ * config/sparc/linux64.h (TARGET_C99_FUNCTIONS): Likewise.
-Fri May 16 14:50:57 1997 Jeffrey A Law (law@cygnus.com)
+2004-06-05 Bernardo Innocenti <bernie@develer.com>
- * pa.c (output_move_double): Handle loading a general register
- from a scaled indexed memory address.
- * pa.md (movdf, movdi): Allow scaled loads into general registers.
+ * regclass.c (init_reg_sets): Check for missing registers in target
+ initializer macros FIXED_REGISTERS and CALL_USED_REGISTERS.
-Fri May 16 13:31:08 1997 Mike Stump <mrs@cygnus.com>
+2004-06-05 Zack Weinberg <zack@codesourcery.com>
- * rs6000.c (rs6000_stack_info): Only do eabi setup for "main",
- when main is the global main, not some nested routine that
- happens to be called main.
+ * Makefile.in (MKDEPS_H): New shorthand.
+ (c-opts.o): Update dependencies.
+ * c-opts.c: Include mkdeps.h.
+ (handle_deferred_opts): Use cpp_get_deps and deps_add_target,
+ not cpp_add_dependency_target.
-Thu May 15 17:19:50 1997 Mike Stump <mrs@cygnus.com>
+2004-06-05 Steven Bosscher <stevenb@suse.de>
- * except.c (expand_start_all_catch): If the machine needs to
- perform any actions at the start of an expcetion handler that
- hasn't already been done, use gen_exception_receiver to emit it.
- (expand_leftover_cleanups): Likewise.
- * alpha.md (exception_receiver): Use it.
- * pa.h (exception_receiver): Use it.
+ * config/v850/v850.c (v850_use_dfa_pipeline_interface): New.
+ * config/v850/v850.md: Convert to DFA scheduler description.
-Thu May 15 08:36:59 1997 Jeffrey A Law (law@cygnus.com)
+2004-06-05 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
- * dbxout.c (dbxout_function_end): Don't subtract one from
- the end of function scoping stab.
+ PR fortran/15478
+ * doc/install.texi: Document GMP as prerequisite. Document
+ --with-gmp and --with-gmp-dir configure options.
+ * fortran/gfortran.texi: Remove section "Compiling and testing",
+ remove TOC reference to it.
-Wed May 14 23:27:09 1997 Jeffrey A Law (law@cygnus.com)
+2004-06-05 Graham Stott <graham.stott@btinternet.com>
- * mn10300.md (adddi3, subdi3): Remove expanders and patterns.
+ * combine.c(simplify_shift_const): Check shift amount is a
+ CONST_INT.
-Wed May 14 18:51:35 1997 Mike Stump <mrs@cygnus.com>
+2004-06-05 Danny Smith <dannysmith@users.sourceforge.net>
- * function.c (expand_function_end): Make sure we finish off any
- leftover exception handlers.
+ * toplev.c (init_asm_output): Add explicit 'b' to mode when
+ opening asm_out_file.
+ * c-pch.c (c_common_write_pch): Remove unnecessary fflush before
+ reading asm_out_file. Replace fflush after reading asm_out_file
+ with fseek.
+ * hosthooks-def.h (HOST_HOOKS_GT_PCH_ALLOC_GRANULARITY): Define
+ default and add to HOST_HOOKS_INITIALIZER.
+ * hosthooks.h (gt_pch_alloc_granularity): Declare hook function.
+ * ggc-common.c (default_gt_pch_alloc_granularity): New function.
+ (gt_pch_save): Use host_hooks.gt_pch_alloc_granularity
+ to set mmi.offset padding.
+ * config.gcc (i[34567]86-*-mingw32*): Set target_gtfiles to
+ $(srcdir)/config/i386/winnt.c.
+ (i[34567]86-*-pe | i[34567]86-*-cygwin*): Likewise.
+ (i[34567]86-*-uwin*): Likewise.
+ *i[34567]86-*-interix3*): Likewise.
+ * config.host (i[34567]86-*-mingw32*): Set out_host_hook_obj.
+ * config/i386/host-mingw32.c: New file.
+ * config/i386/x-mingw32: Add rule for host-mingw32.o.
+ * config/i386/winnt.c: (struct extern_list) Tag as GTY.
+ (extern_head): Likewise.
+ (struct export_list) Likewise.
+ (export_head): Likewise.
+ (i386_pe_record_external_function): Use ggc_alloc.
+ (i386_pe_record_exported_symbol): Likewise.
+ Include "gt-winnt.h" at end.
+ * doc/hostconfig.texi: Document
+ HOST_HOOKS_GT_PCH_ALLOC_GRANULARITY.
+
+2004-06-04 Bernardo Innocenti <bernie@develer.com>
+
+ * config/m68k/m68k.h: Remove comments copied over from tm.texi.
+ Rename 68000 and 68k to m68k for consistency in comments. Remove
+ trailing whitespace before EOLs and before TABs.
+ (MAX_CODE_ALIGN): Remove unused macro.
+ (CALL_USED_REGISTERS): Reformat and add comments.
+
+2004-06-04 Frank Ch. Eigler <fche@redhat.com>
+
+ * gcc.c (MFLIB_SPEC): Remove library references, to require users
+ to enumerate -lmudflap* and dependencies when linking.
+
+2004-06-04 Paolo Bonzini <bonzini@gnu.org>
+
+ PR target/15822
+ * dojump.c (do_jump): Fix uninitialized variable tcode1.
+
+2004-06-04 Jerry Quinn <jlquinn@optonline.net>
+
+ * Makefile.in (insn-conditions.o): Back out removal of reload.h.
+ * genconditions.c (write_header): Back out removal of reload.h.
+
+2004-06-04 Jan Hubicka <jh@suse.cz>
+
+ Re-apply hopefully fixed patch:
+ * i386.md (UNSPECV_EH_RETURN): Kill.
+ (eh_return): Use jump_insn.
+ (eh_return_si, eh_return_di): Change pattern to jump instruction.
+
+2004-06-04 Jeff Law <law@redhat.com>
+
+ * cfgrtl.c (try_redirect_by_replacing_jump): Fix return value.
+
+2004-06-04 Steven Bosscher <stevenb@suse.de>
+
+ * except.c (for_each_eh_region): New function.
+ * except.h (for_each_eh_region): Add a prototype for it.
+ * tree-cfg.c (update_eh_labels): New function, callback for
+ for_each_eh_region.
+ (label_for_bb): Make global static, unfortunately.
+ (cleanup_dead_labels): Also update label references for
+ exception regions.
+
+2004-06-03 Chris Demetriou <cgd@broadcom.com>
+
+ * config/mips/mips.c (struct irix_section_align_entry): Fix
+ GTY marker.
+
+2004-06-03 Geoffrey Keating <geoffk@apple.com>
+
+ * toplev.c (check_global_declarations): Don't ask for
+ DECL_ASSEMBLER_NAME unless the function really is declared
+ static and not defined.
+
+2004-06-03 Matt Austern <austern@apple.com>
+
+ PR c++/15428
+ * default.h (TARGET_WEAK_NOT_IN_ARCHIVE_TOC): New name
+ for TARGET_EXPLICIT_INSTANTIATIONS_ONE_ONLY, with reversed sense.
+ * config/darwin.h (TARGET_WEAK_NOT_IN_ARCHIVE_TOC): Likewise.
+ * doc/tm.texi (TARGET_WEAK_NOT_IN_ARCHIVE_TOC): Rewrite
+ documentation to reflect the new macro name and to clarify its
+ meaning.
+
+2004-06-03 Steven Bosscher <stevenb@suse.de>
+
+ * rtl.def (VAR_LOCATION): Make RTX_EXTRA.
+
+2004-06-03 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * config/darwin.c (machopic_indirect_data_reference): Copy
+ the SYMBOL_REF_DECL from the original RTX for the new
+ non-lazy pointer RTX.
+
+2004-06-03 Mark G. Adams <mark.g.adams@sympatico.ca>
+
+ * tree.h: Remove include of version.h
+ * c-cppbuiltin.c: Include version.h
+ * diagnostic.c: Include version.h
+ * dwarf2out.c: Include version.h
+ * toplev.c: Include version.h
+ * vmsdbgout.c: Include version.h
+ * Makefile.in: Remove dependency on version.h from TREE_H, and
+ add dependencies to required .o targets
+
+2004-06-03 Jerry Quinn <jlquinn@optonline.net>
+
+ * Makefile.in (RA_H, RESOURCE_H, SCHED_INT_H, CFGLAYOUT_H,
+ CFGLOOP_H, DF_H, DDG_H, TREE_SSA_LIVE_H): New.
+ (TARGET_H): Add insn-modes.h.
+ (tree-ssa.o, tree-cfg.o, tree-ssa-loop.o, toplev.o, passes.o,
+ loop.o, loop-doloop.o, unroll.o, cfgloop.o, cfgloopanal.o,
+ loop-iv.o, cfgloopmanip.o, loop-init.o, loop-unswitch.o,
+ loop-unroll.o, ddg.o, modulo-sched.o, predict.o,
+ cfglayout.o, ifcvt.o): Replace cfgloop.h with CFGLOOP_H.
+ (toplev.o, passes.o, cfghooks.o, cfgloopmanip.o, loop-init.o,
+ loop-unswitch.o, loop-unroll.o, ddg.o, modulo-sched.o,
+ bb-reorder.o, tracer.o, cfglayout.o): Replace cfglayout.h with
+ CFGLAYOUT_H.
+ (ra.o, ra-build.o, ra-colorize.o, ra-debug.o, ra-rewrite.o):
+ Replace ra.h with RA_H.
+ (resource.o, regrename.o, insn-conditions.o, insn-emit.o,
+ insn-recog.o): Replace resource.h with RESOURCE_H.
+ (ddg.o, modulo-sched.o, haifa-sched.o, sched-deps.o, sched-rgn.o,
+ sched-ebb.o, sched-vis.o, out_object_file): Replace sched-int.h
+ with SCHED_INT_H.
+ (web.o, lcm.o, df.o, ra.o, ra-build.o, ra-colorize.o, ra-debug.o,
+ ra-rewrite.o): Replace df.h with DF_H.
+ (ddg.o, modulo-sched.o): Replace ddf.h with DDG_H.
+ (tree-outof-ssa.o, tree-ssa-live.o, tree-ssa-copyrename.o):
+ Replace tree-ssa-live.h with TREE_SSA_LIVE_H.
+ (insn-conditions.o): Remove unused reload.h.
+ * cfglayout.h: Add include guard. Include basic-block.h.
+ * cfgloop.h: Add include guard. Include basic-block.h, rtl.h.
+ * ddg.h: Include sbitmap.h, basic-block.h, df.h.
+ * df.h: Add include guard. Include bitmap.h, sbitmap.h,
+ basic-block.h.
+ * genconditions.c: Remove reload.h.
+ * ra.h: Add include guard. Include bitmap.h, sbitmap.h,
+ hard-reg-set.h, insn-modes.h.
+ * resource.h: Add include guard. Include hard-reg-set.h.
+ * sched-int.h: Add include guard. Include insn-attr.h,
+ basic-block.h, rtl.h.
+ * target.h: Add include guard. Include insn-modes.h.
+ * tree-ssa-live.h: Include partition.h.
+
+2004-06-03 Daniel Berlin <dberlin@dberlin.org>
+ Kenneth Zadeck <zadeck@naturalbridge.com>
+
+ * tree-ssa-ccp.c (varying_ssa_edges): New worklist.
+ (add_var_to_ssa_edges_worklist): Add value argument.
+ Update callers.
+ Use new worklist.
+ (process_ssa_edge_worklist): New function.
+ (tree_ssa_ccp): Move worklist processing core to
+ process_ssa_edge_worklist, and just call that for the two worklists.
+
+2004-06-03 Steven Bosscher <stevenb@suse.de>
+
+ * basic-block.c (tail_recursion_label_list): Don't declare.
+ (CLEANUP_PRE_SIBCALL): Remove. Renumber the other CLEANUP_*
+ accordingly.
+ * cfgbuild.c (find_label_refs): Remove.
+ (find_basic_blocks_1): Don't handle CALL_PLACEHOLDER insns.
+ * cfgcleanup.c (tail_recursion_label_p): Remove.
+ (merge_blocks_move): Do not check for tail recursion.
+ (try_optimize_cfg): Likewise.
+ (cleanup_cfg): Never handle CLEANUP_PRE_SIBCALL.
+ * cfgrtl.c (tail_recursion_label_list): Remove.
+ * except.c (remove_unreachable_regions): Don't handle
+ CALL_PLACEHOLDER insns.
+ (convert_from_eh_region_ranges_1, can_throw_internal,
+ can_throw_external): Likewise.
+ * function.c (free_after_compilation): Don't clear
+ x_tail_recursion_label.
+ (fixup_var_refs_insns): Don't handle CALL_PLACEHOLDER insns.
+ (identify_blocks_1): Don't recurse for CALL_PLACEHOLDER insns.
+ (reorder_blocks_1): Likewise.
+ * function.h (struct function): Remove x_tail_recursion_label
+ member. Don't define tail_recursion_label.
+ * jump.c (mark_all_labels): Don't handle CALL_PLACEHOLDER insns.
+ * print-rtl.c (print_rtx): Likewise.
+ * rtl.def (CALL_PLACEHOLDER): Remove.
+ * rtl.h (sibcall_use_t): Remove enum.
+ (optimize_sibling_and_tail_recursive_calls,
+ replace_call_placeholder): Remove function prototypes.
+ * stmt.c (tail_recursion_args): Remove.
+ (optimize_tail_recursion): Remove.
+ (expand_return): Don't check for possible tail recursion.
+ * tree.h (optimize_tail_recursion): Remove prototype.
+
+2004-06-02 Jan Hubicka <jh@suse.cz>
+
+ * tree-cfg.c (tree_find_edge_insert_loc): Allow inserting before
+ return_stmt.
+
+2004-06-02 Jason Merrill <jason@redhat.com>
+
+ * Makefile.in (TAGS): Don't mess with c-parse.[ch].
+ Do include c-parse.in.
+
+2004-06-02 Eric Christopher <echristo@redhat.com>
+
+ * c-typeck.c (common_type): Don't lose type qualifiers
+ when creating new variants.
+
+2004-06-02 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR tree-optimization/14042
+ PR tree-optimization/14729
+ PR tree-optimization/14736
+ * tree-ssa.c (tree_ssa_useless_type_conversion_1):
+ Check the type which the pointer points to
+ instead of the pointer types.
+
+2004-06-02 Kazu Hirata <kazu@cs.umass.edu>
+
+ PR tree-optimization/15738.
+ * builtins.c (fold_builtin_strchr): Transform
+ strrchr (s, '\0') to strchr (s, '\0').
+
+2004-06-02 Steven Bosscher <stevenb@suse.de>
+
+ * i386.c (ix86_adjust_cost): Don't increase the cost for
+ load+operation for PROCESSOR_PENTIUMPRO, it is already
+ modelled in the DFA description
+
+2004-06-01 Jerry Quinn <jlquinn@optonline.net>
+
+ * Makefile.in (EXPR_H): Add insn-config.h, function.h,
+ $(RTL_H), flags.h, $(TREE_H), $(MACHMODE_H), $(EXPR_H).
+ (ALIAS_H, EMIT_RTL_H): New.
+ (cselib.o): Replace EXPR_H with EMIT_RTL_H.
+ (cfgcleanup.o): Add EMIT_RTL_H.
+ (alias.o): Replace EXPR_H with EMIT_RTL_H and ALIAS_H.
+ * alias.c: Replace expr.h with emit-rtl.h and alias.h.
+ * attribs.c, c-lex.c, c-obj-common.c, c-semantics.c: Remove expr.h.
+ * cfgcleanup.c, cselib.c: Replace expr.h with emit-rtl.h.
+ * expr.h: Add include guard. Include function.h, rtl.h, flags.h,
+ tree.h, machmode.h, insn-config.h, alias.h, emit-rtl.h.
+ (get_varargs_alias_set, get_frame_alias_set, record_base_value,
+ record_alias_subset, new_alias_set, can_address_p): Move to alias.h.
+ (set_mem_alias_set, set_mem_align, set_mem_expr, set_mem_offset,
+ set_mem_size): Move to emit-rtl.h.
+ * emit-rtl.h: New.
+ * alias.h: New.
+
+2004-06-01 Eric Botcazou <ebotcazou@act-europe.fr>
+
+ * function.c (walk_fixup_memory_subreg): New parameter 'var'.
+ Call fixup_memory_subreg only if the MEM is equal to 'var'.
+ Adjust recursive calls to self.
+ (fixup_var_refs_insn): Pass 'var' to walk_fixup_memory_subreg.
+
+2004-06-01 Richard Henderson <rth@redhat.com>
+ Andrew Pinski <pinskia@physics.uc.edu>
+
+ * c-parse.in (OFFSETOF, offsetof_member_designator): New.
+ (primary): Handle offsetof. Add error productions for faux functions.
+ Move component_ref objc checking to build_component_ref.
+ (reswords): Add offsetof.
+ (rid_to_yy): Add offsetof.
+ * c-tree.h (build_offsetof): Declare.
+ * c-common.h (objc_is_public): Declare.
+ * c-typeck.c (build_component_ref): Check objc_is_public.
+ (build_offsetof): New.
+ * stub-objc.c (objc_is_public): New.
+ * objc/objc-act.c, objc/objc-act.h (objc_is_public): Rename
+ from is_public.
+ * ginclude/stddef.h (offsetof): Use __builtin_offsetof.
+ * doc/extend.texi (Offsetof): Move from C++ section to C section
+ and rewrite for __builtin_offsetof.
+
+2004-06-01 Peter Barada <peter@the-baradas.com>
+ Peter Jakubek <peter@laseranimation.com>
+
+ * config/m68k/m68k.c(m68k_output_mi_thunk): For ColdFire, use %d0 as
+ a scratch to perform an add to memory.
+
+2004-06-01 Bernardo Innocenti <bernie@develer.com>
-Tue May 13 14:07:01 1997 Mike Stump <mrs@cygnus.com>
+ PR target/14018
+ * config/m68k/m68k.c (m68k_align_loops_string, m68k_align_jumps_string,
+ m68k_align_funcs_string, m68k_align_loops, m68k_align_jumps,
+ m68k_align_funcs): Remove.
+ (override_options): Remove code to handle -malign-* options.
+ * config/m68k/m68k.h (TARGET_OPTIONS): Remove -malign-* options.
+ (FUNCTION_BOUNDARY, LOOP_ALIGN, LOOP_ALIGN_AFTER_BARRIER): Remove.
+ (m68k_align_loops_string, m68k_align_jumps_string,
+ m68k_align_funcs_string, m68k_align_loops, m68k_align_jumps,
+ m68k_align_funcs): Remove definitions.
- * expr.c (expand_builtin_setjmp): Remove setting of
- current_function_has_nonlocal_goto, as this isn't a goto.
-
-Tue May 13 14:47:40 1997 Richard Earnshaw (rearnsha@cambridge.arm.com)
-
- * arm.h (CPP_SPEC): Fix typo invoking cpp_endian.
- * arm/t-semi (LIB2FUNCS_EXTRA): Build fp-bit.c when compiling
- with -msoft-float.
- * arm.c: Add prototypes for all static functions.
- (output_multi_immediate, int_log2): Make static.
-
- * arm.h (*_SPEC): Remove all references to mle/mbe.
- * arm/coff.h (MULTILIB_DEFAULTS): Likewise.
- * arm/t-bare (MULTILIB_OPTIONS): Change options mbe/mle to mbig-endian
- and mlittle-endian.
- (MULTILIB_MATCHES): Nothing matches that matters.
-
-Mon May 12 20:42:20 1997 Mike Stump <mrs@cygnus.com>
-
- * except.c (expand_start_all_catch): If need nonlocal_goto_receiver,
- add one at the start of exception handler.
- (expand_leftover_cleanups): Likewise.
-
-Mon May 12 17:36:28 1997 Jeffrey A Law (law@cygnus.com)
-
- * mips.c (move_operand): Accept any general operand after reload
- has started.
-
-Fri May 9 14:29:33 1997 Jeffrey A Law (law@cygnus.com)
-
- * mn10300.md (udivmodhi4, divmodhi4): Remove expander, give
- corresponding pattern [u]divmodhir4 name. Clear MDR register
- in the udivmodhi4 pattern itself.
- (clear_mdr): Delete pattern.
-
-Thu May 8 18:20:30 1997 Richard Earnshaw (rearnshaw@cambridge.arm.com)
-
- * arm/aout.h (ASM_OUTPUT_LONG_DOUBLE): Delete call to
- arm_increase_location.
- (ASM_OUTPUT_{DOUBLE,FLOAT,INT,SHORT,CHAR,BYTE,ASCII,SKIP}): Likewise.
- (ASM_OUTPUT_ALIGN): Delete all code refering to arm_text_location.
-
- * arm.c (arm_increase_location, get_prologue_size): Delete.
- (arm_naked_function_p): Add declaration.
- (arm_pic_register): Define.
- (all_procs): Delete entries for arm{60,620,70,7d,7di,700i,710c}; add
- entries for arm{7m,7500fe,8}, strongarm and strongarm110.
- (arm_override_options): Rework so that configure can properly set
- the default processor type. Add a warning that PIC code is not yet
- supported.
- (legitimate_pic_operand_p, legitimize_pic_address): New functions.
- (is_pic, arm_finalize_pic): New functions.
- (arm_adjust_cost): New function.
- (const_pool_offset, arm_backwards_branch, short_branch): Delete.
- (arm_insn_not_targeted): Delete.
- (add_constant): If generating AOF syntax, then handle pic specially.
- (output_ascii_pseudo_op): Delete calls to arm_increase_location.
- (function_really_clobbers_lr): Calls followed by a barrier don't
- clobber the link register.
- (output_func_prologue): Handle AOF syntax pic code.
- (output_func_epilogue): Handle cases where lr_save_eliminated is set.
- Delete call to arm_increase_location.
- (arm_asm_output_label): Simplify, since we no-longer need to cache the
- label's address.
- (aof_pic_entry): New function to keep track of pic symbols.
- (aof_dump_pic_table): New function.
-
- * arm.h (TARGET_CPU_arm*, TARGET_CPU_strongarm*, TARGET_CPU_generic):
- define.
- (CPP_ARCH_DEFAULT_SPEC): Set up based on setting of TARGET_CPU_DEFAULT.
- (CPP_SPEC): Split up into sub-rule calls.
- (CPP_CPU_SPEC): Add default definition.
- (CPP_APCS_PC_SPEC, CPP_APCS_PC_DEFAULT_SPEC): Add definitions.
- (CPP_FLOAT_SPEC, CPP_FLOAT_DEFAULT_SPEC): Add definitions.
- (CPP_ENDIAN_SPEC, CPP_ENDIAN_DEFAULT_SPEC): Add definitions.
- (CC1_SPEC): Map legacy -m[236] onto -mcpu=.. and -mapcs-{26,32} as
- appropriate. Similarly for -mbe and -mle to -m{big,little}-endian.
- (EXTRA_SPECS): Define.
- (enum processor_type): New types for arm8 and strongarm.
- (CONDITIONAL_REGISTER_USAGE): Handle flag_pic.
- (LEGITIMIZE_ADDRESS): Likewise.
- (ADJUST_COST): Define.
- (PIC_OFFSET_TABLE_REGNUM): Define.
- (FINALIZE_PIC): Define.
- (LEGITIMATE_PIC_OPERAND_P): Define.
- (OUTPUT_INT_ADDR_CONST): Define.
- (ASM_OUTPUT_MI_THUNK): Delete calls to arm_increase_location.
- (MASK_RETURN_ADDR): Use TARGET_APCS_32 not TARGET_6.
-
- * arm.md (attr cpu): Add new cpu types for arm8 and strongarm.
- (attr ldsched): New attribute, set if processor has a load_delay slot.
- (function_unit core): Rework to handle load delay slots.
- (function_unit loader): New function unit.
- (movsi): Handle pic.
- (pic_load_addr): New expand.
- (*pic_load_addr_based_insn, pic_add_dot_plus_eight): New patterns.
- (peepholes to cause flow to return to a label after a function call):
- Delete, these have been disabled for a while now.
-
- * arm/riscix.h (CPP_SPEC): Rewrite using new sub-components.
- (SUBTARGET_CPU_DEFAULT): Set to TARGET_CPU_arm2.
- * arm/riscix1-1.h (CPP_SPEC): Rewrite using new sub-components.
- (SUBTARGET_CPU_DEFAULT): Set to TARGET_CPU_arm2.
- * arm/semi.h: (CPP_SPEC): Delete.
- (PROCESSOR_DEFAULT): Delete.
- (CPP_APCS_PC_DEFAULT_SPEC): Define.
- * arm/semiaof.h (CPP_SPEC): Delete.
- (CPP_APCS_PC_DEFAULT_SPEC): Define.
- * arm/t-semi (LIBGCC1_TEST): Don't build it.
- (MULTILIB_{OPTIONS,DIRNAMES,EXCEPTIONS}): Build a suitable set of
- cross libraries.
- (LIBGCC): Set to stmp-multilib.
- (INSTALL_LIBGCC): Set to install-multilib.
-
-Thu May 8 15:20:46 1997 Stan Cox <coxs@dg-rtp.dg.com>
-
- * i386.c (output_float_compare): For pentiumpro use fcomip
- followed by a float stack pop for "compare;pop;pop" cases.
-
-Thu May 8 13:20:20 1997 Chris Torek <torek@elf.bsdi.com>
-
- * fold-const.c (fold, truth_andor): Disable optimization for
- side effects on RHS.
-
-Wed May 7 15:43:57 1997 Mike Stump <mrs@cygnus.com>
-
- * except.c (start_dynamic_handler): Fix so we can use __builtin_setjmp,
- and default to using __builtin_setjmp instead of setjmp.
- * expr.c (expand_builtin_setjmp): New routine, split out from
- existing inline code from expand_builtin.
- (expand_builtin): Split out code into expand_builtin_setjmp.
- * expr.h (expand_builtin_setjmp): Add declaration.
- * libgcc2.c (__sjthrow): Default to using __builtin_setjmp instead
- of setjmp.
- (__sjpopnthrow): Likewise.
- * optabs.c (init_optabs): Likewise.
-
-Wed May 7 18:01:24 1997 Samuel Figueroa <Samuel_Figueroa@next.com>
-
- * rs6000.md (insv): Only combine insert with shift if
- remaining source bits >= destination field size.
-
-Tue May 6 15:48:52 1997 Jason Merrill <jason@gerbil.cygnus.com>
-
- * dwarf2out.c (dwarf2out_begin_prologue): Increment
- current_funcdef_number here.
- (dwarf2out_end_epilogue): Not here.
-
-Mon May 5 18:52:32 1997 Jeffrey A Law (law@cygnus.com)
-
- * h8300.c (notice_update_cc): Use CC_SET_ZN and CC_SET_ZNV.
- (shift_one, shift_two): Set CC_NO_CARRY as needed. Remove
- references to CC_OVERFLOW_0.
- (emit_a_shift): Similarly.
- * h8300.h (CC_OVERFLOW_0): Remove.
- * h8300.md: Use set_zn and set_znv for cc0 tracking.
- (bCC): Restore the comparison is CC_OVERFLOW_UNUSABLE is set and
- the comparison needs the overflow bits.
-
- * mn10300.c (notice_update_cc): Use CC_SET_ZN and CC_SET_ZNV.
- * mn10300.h (CC_NO_CARRY): Define.
- * mn10300.md: Use "set_zn" and "set_znv" to more accurately
- describe cc0 status.
-
-Fri May 2 17:00:33 1997 Jason Merrill <jason@yorick.cygnus.com>
-
- * dwarf2out.c: Reorganize, moving .debug_frame support to the top
- of the file, and compile it if INCOMING_RETURN_ADDR_RTX is defined
- even if DWARF2_DEBUGGING_INFO isn't.
- (EH_FRAME_SECTION): New macro.
- (output_call_frame_info): Handle .eh_frame variant.
- (dwarf2out_def_cfa): Update cfa_*{reg,offset}.
- (dwarf2out_frame_debug): Move cfa_*{reg,offset} to file scope.
- (dwarf2out_end_epilogue): Increment current_funcdef_number here.
- (dwarf2out_decl): Not here.
- (dwarf2out_frame_init, dwarf2out_frame_finish): New fns.
- (dwarf2out_init, dwarf2out_finish): Call them.
- (output_die): Add missing 'case 8:'
- (dwarf2out_decl): Revert other context_die = NULL change.
- (add_bound_info): Restore default case.
-
-Fri May 2 15:30:16 1997 Doug Evans <dje@seba.cygnus.com>
-
- * m32r.h (LIT_NAME_P): New macro.
- (SMALL_NAME_P): Use it.
- (ASM_OUTPUT_ALIGNED_COMMON): Don't output to scommon if -msdata=none.
- * m32r.c (addr24_operand): Handle literals.
- (m32r_output_function_prologue): Use IMMEDIATE_PREFIX.
- (m32r_output_function_epilogue): Likewise. Use shorter add insn if
- able.
+2004-06-01 Paul Eggert <eggert@cs.ucla.edu>
-Fri May 2 14:40:44 1997 David Edelsohn <edelsohn@mhpcc.edu>
+ PR target/15626
+ * doc/install.texi (sparc-sun-solaris2*): Document messages issued
+ by the Sun linker in conjunction with the Sun assembler.
+ (sparc-sun-solaris2.7): Update revision info for Sun patch 106950.
- * rs6000.h (RS6000_ALIGN): Macro renamed from ALIGN.
- * rs6000.c (rs6000_stack_info): Use it.
+2004-06-01 Jeff Law <law@redhat.com>
-Fri May 2 14:15:54 1997 Ian Lance Taylor <ian@cygnus.com>
+ * stmt.c (expand_decl): Be more selective about calling
+ mark_reg_pointer.
- * reload1.c (reload_cse_noop_set_p): When checking the values
- equivalent to sreg, make sure the mode is right.
+2004-06-01 Nicola Pero <nicola@brainstorm.co.uk>
-Fri May 2 12:53:03 1997 Jeffrey A Law (law@cygnus.com)
+ PR objc/7993
+ * objc-act.c (is_private): Do not emit the 'instance variable %s
+ is declared private' error.
+ (is_public): Emit the error after calling is_private.
+ (lookup_objc_ivar): If the instance variable is private, return 0
+ - the instance variable is invisible here.
+
+2004-06-01 Eric Botcazou <ebotcazou@libertysurf.fr>
- * reload1.c (reload_cse_invalidate_regno): Properly set
- the mode for invalidate_regno_rtx.
+ * doc/invoke.texi (-static-libgcc): Explicitly mention
+ non-GNU linkers.
+
+2004-06-01 Bernardo Innocenti <bernie@develer.com>
-Thu May 1 14:57:35 1997 Jeffrey A Law (law@cygnus.com)
+ PR target/12968
+ * doc/invoke.texi: Document stack alignment side-effect of -mshort.
- * pa.md (call_internal_symref): Fix typo.
+2004-05-31 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ PR c/15749
+ * c-decl.c (grokdeclarator, finish_struct): Don't pedwarn for
+ misuses of structures with flexible array members if
+ in_system_header.
+
+2004-05-31 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR target/15693
+ * config/sparc/sparc.c (compare_operand): New predicate.
+ * config/sparc/sparc.h (PREDICATE_CODES): Add it.
+ * config/sparc/sparc.md (cmpsi expander): Use it. If the first
+ operand is a ZERO_EXTRACT and the second operand is not zero,
+ force the former to a register.
+ (cmpdi expander): Likewise.
-Thu May 1 14:44:17 1997 Jim Wilson <wilson@cygnus.com>
+2004-05-31 Geoffrey Keating <geoffk@apple.com>
- * mips.c (mips_asm_file_start): Use new macro TARGET_FILE_SWITCHING.
- (mips_asm_file_end): Likewise.
- * mips.h (TARGET_FILE_SWITCHING): Define.
- (NO_DBX_FUNCTION_END): Define.
+ * gengtype-lex.l: Catch stray GTY markers in the files gengtype
+ looks at.
+ * alias.c (alias_invariant_size): Make alias_invariant_size
+ static, fix GTY marker.
-Thu May 1 09:08:40 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+2004-05-31 Kazu Hirata <kazu@cs.umass.edu>
- * m68k.c (output_addsi3): Replace "\\;" by "\n\t" in
- assembler templates.
+ PR tree-optimization/15743.
+ * builtins.c (fold_builtin_1): Fold index() and rindex().
-Thu May 1 09:00:42 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+2004-05-31 Roger Sayle <roger@eyesopen.com>
- * integrate.c (subst_constants, case SUBREG): Cancel changes once
- done with result.
+ PR middle-end/15069
+ * fold-const.c (fold_single_bit_test): Only perform "(X & C) != 0"
+ into "X < 0" (where C is the signbit) if X's type is a full mode.
-Wed Apr 30 19:45:56 1997 Jim Wilson <wilson@cygnus.com>
+2004-05-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
- * mips.c (override_options): Set mips_split_addresses only if
- TARGET_SPLIT_ADDRESSES is set.
- * mips.h (MASK_SPLIT_ADDR, TARGET_SPLIT_ADDRESSES): New macros.
- (TARGET_SWITCHES): Add -msplit-addresses, -mno-split-addresses.
- * configure (mips*-*-ecoff*, mips*-*-elf*): Set MASK_SPLIT_ADDR
- bit in target_cpu_default2.
+ * pa.md: Disable the peephole2 patterns that generate indexed
+ floating-point stores when indexing is disabled.
- * flags.h (current_function_is_thunk): Add extern to declaration.
+2004-05-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
- * dbxout.c (dbxout_function): Test NO_DBX_FUNCTION_END at run time
- instead of compile time.
+ * c-pretty-print.c (pp_c_left_bracket): Make a function.
+ (pp_c_right_bracket): Likewise.
+ (pp_c_star): Likewise.
+ (pp_c_ampersand): Define.
+ * c-pretty-print.h (pp_c_left_bracket): Declare.
+ (pp_c_right_bracket): Likewise.
+ (pp_c_star): Likewise.
+ (pp_c_ampersand): Likewise.
- * unroll.c (set_dominates_use): In second loop, add check for copy_end.
+2004-05-31 Eric Botcazou <ebotcazou@libertysurf.fr>
- * mips.md (paradoxical_extendhidi2, paradoxical_extendqidi2): New
- patterns.
+ * config/sol2.h (__enable_execute_stack): ANSIfy function
+ definition.
-Wed Apr 30 02:23:24 1997 Jason Merrill <jason@yorick.cygnus.com>
+2004-05-31 Danny Smith <dannysmith@users.sourceforge.net>
- * output.h (named_section): Add reloc argument.
- (DECL_READONLY_SECTION): New macro.
- * varasm.c (named_section): Add reloc argument, pass it to
- ASM_OUTPUT_SECTION_NAME.
- (UNIQUE_SECTION, UNIQUE_SECTION_P): Provide defaults.
- (function_section): Pass reloc argument to named_section.
- (variable_section, exception_section): Likewise.
- (output_constant_def_contents): Likewise.
- (assemble_start_function): Use UNIQUE_SECTION_P. UNIQUE_SECTION is
- now a statement.
- (assemble_variable): Likewise.
- * mips/iris6.h (ASM_OUTPUT_SECTION_NAME): Add reloc arg,
- use DECL_READONLY_SECTION.
- * psos.h, ptx4.h, a29k.h, alpha/elf.h, arm/coff.h, h8300.h: Likewise.
- * i386/go32.h, i386/sco5.h, m68k/coff.h, mips/elf64.h: Likewise.
- * mips/netbsd.h, pa.h, rs6000/sysv4.h, sh.h, sparc/sysv4.h: Likewise.
- * config/svr4.h (SELECT_SECTION): Use DECL_READONLY_SECTION.
- (ASM_OUTPUT_SECTION_NAME): Likewise, add reloc argument.
- (MAKE_DECL_ONE_ONLY): Just set DECL_WEAK.
- (UNIQUE_SECTION, UNIQUE_SECTION_P): Define.
- * i386/cygwin32.h (UNIQUE_SECTION_P): Define.
- (SUPPORTS_ONE_ONLY): Define.
- (MAKE_DECL_ONE_ONLY): Lose.
- (ASM_OUTPUT_SECTION_NAME): Add reloc arg, use DECL_READONLY_SECTION.
- * i386/winnt.c (i386_pe_unique_section): Add reloc arg,
- use DECL_READONLY_SECTION.
+ * c-incpath.c (add_path): Canonicalize paths to use '/' if
+ HAVE_DOS_BASED_FILESYSTEM.
- * mips/iris6.h (CTORS_SECTION_ASM_OP): Change aligment based on ABI.
- (DTORS_SECTION_ASM_OP): Likewise.
+2004-05-31 Steven Bosscher <stevenb@suse.de>
-Tue Apr 29 16:08:07 1997 Jeffrey A Law (law@cygnus.com)
+ * tree-ssa-dom.c (record_equivalences_from_incoming_edge):
+ Only look at case labels if the immediate dominator is also
+ the only predecessor. Don't look for more case labels if the
+ first seen is a case range.
- * pa/lib1funcs.asm (divnorm, modnorm, exitdiv): Fix code to
- negate SImode values.
+2004-05-31 Kazu Hirata <kazu@cs.umass.edu>
-Tue Apr 29 12:54:14 1997 Mike Stump <mrs@cygnus.com>
+ * builtins.c: Add a prototype for fold_builtin_strchr().
- * except.c (expand_eh_region_start_tree): Add DECL argument so we
- can better track why the region was made for error reporting.
- * except.h (expand_eh_region_start_tree): Likewise.
- * tree.h (expand_dhc_cleanup): Likewise.
- (expand_dcc_cleanup): Likewise.
- * except.c (expand_eh_region_start_for_decl): New routine.
- * except.h (expand_eh_region_start_for_decl): Likewise.
- * stmt.c (expand_decl_cleanup): Add DECL to call of
- expand_eh_region_start_tree.
- (expand_dcc_cleanup): Likewise.
- (expand_dhc_cleanup): Likewise.
- (expand_start_case): Switches introduce conditional contexts.
- (expand_start_case_dummy): Likewise.
- (expand_start_case_dummy): Likewise.
- (expand_end_case): Likewise.
+2004-05-31 Paolo Bonzini <bonzini@gnu.org>
-Tue Apr 29 11:45:09 1997 Jason Merrill <jason@yorick.cygnus.com>
+ Revert this patch:
+ 2004-05-27 Paolo Bonzini <bonzini@gnu.org>
- * dwarf2out.c (dwarf2out_decl): Undo earlier change.
- (constant_size): Likewise.
- (gen_subprogram_die): Handle NULL context_die.
+ * combine.c (gen_binary): Remove.
+ (known_cond, simplify_shift_const
+ find_split_point, combine_simplify_rtx,
+ simplify_if_then_else, simplify_set,
+ simplify_logical, expand_field_assignment,
+ extract_left_shift, force_to_mode,
+ if_then_else_cond, apply_distributive_law,
+ simplify_and_const_int, simplify_shift_const,
+ gen_lowpart_for_combine, simplify_comparison,
+ reversed_comparison): Replace with
+ simplify_gen_binary, simplify_gen_relational or
+ distribute_and_simplify_rtx.
+ (distribute_and_simplify_rtx): New function.
- * mips/iris6.h (ASM_OUTPUT_CONSTRUCTOR): Fix for -mabi=64.
- (ASM_OUTPUT_DESTRUCTOR): Likewise.
+2004-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
-Mon Apr 28 09:10:19 1997 Jeffrey A Law (law@cygnus.com)
+ * pa.c (emit_move_sequence): Fix loading of non 14-bit CONST operands
+ when generating PIC code.
- * h8300.c (push_order, pop_order): Add missing initializer entries.
+2004-05-30 Andrew Pinski <pinskia@physics.uc.edu>
-Fri Apr 25 19:39:43 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
+ * c-decl.c (c_expand_body_1): Remove and fold back into ...
+ (c_expand_body): here.
+ (c_expand_decl): Move to ...
+ * c-common.c (c_expand_decl): Here and remove check for nested
+ functions.
+ * c-common.h (c_expand_decl): Add prototype.
+ * c-tree.h (c_expand_decl): Remove.
- * h8300.c (output_adds_subs): Check for adding 0.
+2004-05-30 Roger Sayle <roger@eyesopen.com>
-Fri Apr 25 14:52:31 1997 Jim Wilson <wilson@cygnus.com>
+ * fold-const.c (combine_comparisons, optimize_bit_field_compare,
+ range_binop, fold_truthop, fold_binary_op_with_conditional_arg,
+ fold_mathfn_compare, fold_inf_compare, fold,
+ fold_relational_hi_lo, nondestructive_fold_binary_to_constant):
+ Use constant_boolean_node where appropriate. Don't bother using
+ fold_convert on the second argument to omit_one_operand.
- * configure (i[3456]86-*-freebsdelf*, i[3456]86-*-freebsd*): Use
- t-freebsd instead of x-freebsd.
- * i386/t-freebsd: Renamed from x-freebsd.
+2004-05-30 Roger Sayle <roger@eyesopen.com>
-Fri Apr 25 12:16:20 1997 Stan Cox <coxs@dg-rtp.dg.com>
+ * doc/c-tree.texi (Expressions): Document FLOOR_DIV_EXPR,
+ CEIL_DIV_EXPR, ROUND_DIV_EXPR, FLOOR_MOD_EXPR, CEIL_MOD_EXPR,
+ ROUND_MOD_EXPR, EXACT_DIV_EXPR. Improve documentation of
+ TRUNC_DIV_EXPR, TRUNC_MOD_EXPR and comparison operations.
+ Add missing (but documented) tree nodes to the index.
- * go32.h (DBX_*): Use definitions from config/dbxcoff.h instead.
+2004-05-30 Steven Bosscher <stevenb@suse.de>
-Fri Apr 25 11:55:54 1997 Jason Merrill <jason@yorick.cygnus.com>
+ PR tree-optimization/14819
+ * builtins.c (fold_builtin_strchr): New.
+ (fold_builtin_1): Handle BUILT_IN_STRCHR and BUILT_IN_STRRCHR
+ with fold_builtin_strchr().
- * i386/cygwin32.h (MULTIPLE_SYMBOL_SPACES): Define.
+2004-05-30 Kazu Hirata <kazu@cs.umass.edu>
-Thu Apr 24 18:32:56 1997 Jason Merrill <jason@yorick.cygnus.com>
+ * bb-reorder.c, builtins.c, c-common.c, c-gimplify.c,
+ c-incpath.c, cgraphunit.c, ddg.c, defaults.h, dwarf2out.c,
+ expmed.c, flags.h, gcc.c, gensupport.c, gimplify.c, global.c,
+ passes.c, reg-stack.c, target.h, toplev.c, tree-alias-ander.c,
+ tree-alias-common.c, tree-cfg.c, tree-complex.c, tree-dfa.c,
+ tree-eh.c, tree-mudflap.c, tree-mudflap.h, tree-outof-ssa.c,
+ tree-phinodes.c, tree-pretty-print.c, tree-ssa-alias.c,
+ tree-ssa-ccp.c, tree-ssa-live.c, tree-ssa-live.h,
+ tree-ssa-pre.c, tree.h, value-prof.h, varasm.c: Fix comment
+ formatting.
- * i386/winnt.c (i386_pe_unique_section): New fn.
- * i386/cygwin32.h (UNIQUE_SECTION): Define.
- (MAKE_DECL_ONE_ONLY): Define.
- (ASM_OUTPUT_SECTION_NAME): Support DECL_ONE_ONLY.
+2004-05-30 Steven Bosscher <stevenb@suse.de>
- * c-decl.c (implicitly_declare): Don't set DECL_ARTIFICIAL.
+ * gimplify.c (sort_case_labels): New. Split out from...
+ (gimplify_switch_expr): ...here. Use it.
+ * tree-eh.c (lower_try_finally_switch): Sort the labels of
+ the SWITCH_EXPR created here before leaving the function.
+ * tree.c (sort_case_labels): Add prototype.
-Thu Apr 24 17:11:23 1997 Jim Wilson <wilson@cygnus.com>
+2004-05-30 Andrew Pinski <pinskia@physics.uc.edu>
- * m68k.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Add
- TARGET_5200 support.
+ * fold-const.c (fold) [case TRUTH_NOT_EXPR]: Make sure the type is
+ of BOOLEAN_TYPE.
-Thu Apr 24 16:39:25 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+2004-05-30 Kazu Hirata <kazu@cs.umass.edu>
- * stmt.c (pushcase_range): Check for null range first.
+ * c-common.c, calls.c, cfgcleanup.c, cgraph.c, cgraphunit.c,
+ ddg.c, ddg.h, df.c, df.h, except.c, expr.c, flags.h,
+ fold-const.c, gcc.c, gimplify.c, haifa-sched.c,
+ modulo-sched.c, tree-inline.c, tree-into-ssa.c, tree-nested.c,
+ tree-nrv.c, tree-ssa-ccp.c, tree-ssa-dom.c, tree-ssa-live.c,
+ tree-ssa-loop.c, tree-ssa-pre.c, tree-tailcall.c, tree.h: Fix
+ comment typos. Follow spelling conventions.
-Wed Apr 23 23:06:28 1997 Ian Lance Taylor <ian@cygnus.com>
+2004-05-29 Geoffrey Keating <geoffk@apple.com>
- * reload1.c (reload_cse_record_set): Use push_operand to check for
- changes to the stack pointer.
+ * gengtype-yacc.y: Add NESTED_PTR token.
+ (option): Record `nested_ptr' option.
+ * gengtype-lex.l: Handle `nested_ptr' keyword.
+ * gengtype.c (walk_type): Process `nested_ptr' option.
+ * gengtype.h (struct nested_ptr_data): New.
+ * doc/gty.texi (GTY Options): Document `nested_ptr' option.
+ * stringpool.c (struct string_pool_data): Make 'entries' point to
+ ht_identifier instead of tree.
+ (gt_pch_save_stringpool): Don't adjust pointers.
+ (gt_pch_restore_stringpool): Call ht_load.
-Wed Apr 23 19:56:01 1997 Jason Merrill <jason@yorick.cygnus.com>
+2004-05-29 Jason Merrill <jason@redhat.com>
- * calls.c (expand_call): If we're in a thunk, pass through invisible
- references instead of making a copy.
- * flags.h: Add current_function_is_thunk.
- * function.c: Likewise.
- (init_function_start): Initialize it.
- (push_function_context_to): Save it.
- (pop_function_context_from): Restore it.
- * function.h (struct function): Add is_thunk.
-
-Wed Apr 23 17:47:25 1997 Jeffrey A Law (law@cygnus.com)
-
- * mn10300.c (secondary_reload_class): Handle more cases where we
- need secondary reloads.
- (impossible_plus_operand): Accept anything that involves addition
- of the stack pointer.
- * mn10300.md (reload_insi): Always load the stack pointer into
- the destination (which is always an address register).
- * mn10300.h (STORE_FLAG_VALUE): Remove definition.
- * xm-mn10300.h: Declare malloc, realloc, calloc and free.
-
-Wed Apr 23 14:28:30 1997 Mike Stump <mrs@cygnus.com>
-
- * expr.h (sjthrow_libfunc): Add support for setjmp/longjmp based
- exception handling.
- ({sjpopnthrow,terminate,setjmp,longjmp}_libfunc): Likewise.
- (get_dynamic_handler_chain_libfunc): Likewise.
- * expr.c (expand_expr, case TRY_CATCH_EXPR): Likewise.
- (expand_expr, case POPD{C,H}C_EXPR): Likewise.
- * stmt.c (mark_block_as_eh_region): Likewise.
- (mark_block_as_not_eh_region): Likewise.
- (is_eh_region, conditional_contex, expand_start_bindings): Likewise.
- (expand_end_bindings, expand_{decl,dcc,dhc}_cleanup): Likewise.
- (expand_cleanups): Likewise.
- * tree.h (mark_block_as_eh_region): Likewise.
- (mark_block_as_not_eh_region, is_eh_region): Likewise.
- conditional_context, expand_dhc_cleanup): Likewise.
- * except.c (exception_via_longjmp): Likewise.
- (protect_cleanup_actions_with_terminate): Likewise.
- (current_function_d{h,c}c, add_partial_entry): Likewise.
- (get_dynamic_{handler,cleanup}_chain): Likewise.
- (start_dynamic_{cleanup, handler}): Likewise.
- (expand_eh_region_start{,_tree}, expand_eh_region_end): Likewise.
- (emit_throw, expand_leftover_cleanups): Likewise.
- (expand_{start,end}_all_catch, protect_with_terminate): Likewise.
- ({start,end}_eh_unwinder, init_eh_for_function): Likewise.
- ({save,restore}_eh_status, exception_optimize): Likewise.
- * optabs.c ({sjthrow,sjpopnthrow,terminate,setjmp}_libfunc): Likewise.
- ({longjmp,get_dynamic_handler_chain}_libfunc): Likewise.
- (init_optabs): Likewise.
- * except.h: Likewise.
- * libgcc2.c (__default_terminate): Likewise.
- (__terminate, __get_dynamic_handler_chain, __sjthrow): Likewise.
- (__sjpopnthrow): Likewise.
- * toplev.c (f_options): Likewise.
- * tree.def (TRY_CATCH_EXPR, POPDHC_EXPR, POPDCC_EXPR): Likewise.
- * pa.h (JMP_BUF_SIZE): Define.
- * sparc.h (JMP_BUF_SIZE): Define.
-
- * expr.h (cleanups_this_call): Transform uses of cleanups_this_call
- into uses of the cleanups managed by the block code
- (expand_start_bindings and friends). Remove defer_cleanups_to and
- expand_cleanups_to, and use start_cleanup_deferal and
- end_cleanup_deferal instead. Add exception_region,
- target_temp_slot_level, conditional_code,
- last_unconditional_cleanup and cleanup_ptr to struct nesting to
- facilitate conditional cleanups.
- * expr.c (cleanups_this_call, init_expr): Likewise.
- ({save,restore}_expr_status, store_expr): Likewise.
- (expand_expr, {defer,expand}_cleanups_to): Likewise.
- (do_jump, case TRUTH_{AND,OR}IF_EXPR): Likewise.
- (do_jump, case COND_EXPR): Likewise.
- * stmt.c (struct nesting): Likewise.
- (expand_return, expand_start_bindings, expand_end_bindings): Likewise.
- (expand_cleanups, {start,end}_cleanup_deferal): Likewise.
- * tree.h (start_cleanup_deferal): Likewise.
- (end_cleanup_deferal): Likewise.
- * calls.c (expand_call): Likewise.
- * function.h (struct function): Likewise.
- * except.c (asynchronous_exceptions): Support
- -fasynchronous_exceptions.
- (can_throw): Likewise.
- * toplev.c (f_options): Likewise.
+ * gimplify.c (gimplify_expr): Don't build a statement list
+ if no gimplification was necessary.
- * flags.h (flag_short_temps): Remove support for short temps.
- * calls.c (expand_call): Likewise.
- * toplev.c (flag_short_temps): Likewise.
+2004-05-29 Joseph S. Myers <jsm@polyomino.org.uk>
- * stmt.c (expand_start_target_temps): Add for convenience.
- (expand_end_target_temps): Likewise.
- * except.c (jumpif{,not}_rtx): Likewise.
+ * pretty-print.c (pp_base_format_text): Support %< instead of %`
+ and %> as well as %'.
+ * c-format.c: Use %< and %>.
+ (gcc_diag_char_table, gcc_cdiag_char_table,
+ gcc_cxxdiag_char_table): Update.
- * stmt.c: Remove all traces of empty_cleanup_list.
+2004-05-29 Joseph S. Myers <jsm@polyomino.org.uk>
-Wed Apr 23 17:26:40 1997 Ian Lance Taylor <ian@cygnus.com>
+ * c-typeck.c (common_type): Correct comment.
- * reload1.c (reload_cse_mem_conflict_p): Don't assume that a
- SUBREG can not conflict with a MEM.
+2004-05-29 Peter Barada <peter@the-baradas.com>
-Wed Apr 23 09:48:58 1997 Oliver Kellogg (oliver.kellogg@space.otn.dasa.de)
+ * config/m68k/m68k.c (CONST_METHOD): Add MVZ, MVS.
+ * config/m68k/m68k.c (const_method): Likewise.
+ * config/m68k/m68k.c (const_int_cost): Likewise.
+ * config/m68k/m68k.c (const_int_cost): Likewise.
+ * config/m68k/m68k.c (output_move_const_into_data_reg): Likewise.
- * 1750a.md (cmphi): Fixed when next CC user is unsigned.
- (mov[hq]i-[23]): New patterns for mem-indirect moves.
- (movhf,movtqf): Corrected.
- * 1750a.c (memop_valid): Memory indirection now valid.
- (nonindirect_operand): Remove.
- (print_operand): Fix the 'J' output modifier.
- * 1750a.h (FRAME_POINTER_REQUIRED): Not required.
- (INITIAL_FRAME_POINTER_OFFSET,FIX_FRAME_POINTER_ADDRESS): Undefine.
- (FUNCTION_PROLOGUE,FUNCTION_EPILOGUE): Honor -fomit-frame-pointer.
- (ELIMINABLE_REGS,CAN_ELIMINATE,INITIAL_ELIMINATION_OFFSET): Defined.
- (PREFERRED_RELOAD_CLASS): Corrected.
- (CONST_COSTS,ADDRESS_COST,REGISTER_MOVE_COST,MEMORY_MOVE_COST):
- Slight adjustments.
- (ASM_APP_ON,ASM_APP_OFF): Corrected.
- * ms1750.inc (DUCR.M,DUC.M): Defined.
+2004-05-29 Peter Barada <peter@the-baradas.com>
-Wed Apr 23 09:41:35 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+ * config/m68k/m68k.h (EXTRA_CONSTRAINT): add 'U' for register offset
+ addressing.
+ * config/m68k/m68k.md: Add 'U,U' alternative to ColdFire variants of
+ movsi,movhi,movqi insn patterns.
- * reload.c (push_reload): Fix last arg of call to find_dummy_reload.
+2004-05-28 Andrew Pinski <pinskia@physics.uc.edu>
-Wed Apr 23 09:29:14 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+ * c-semantics.c (emit_local_var): Remove code for DECL_INITIAL.
- * configure (i[3456]86-next-*, m68k-next-nextstep{2,3}*):
- Remove out_file and add extra_objs.
- * config/nextstep.c: Add includes for config.h, stdio.h, and flags.h.
- * {i386,m68k}/t-next (nextstep.o): New rule.
- * m68k/next.h: Remove include of machmode.h.
- * {i386,m68k}/next.c: Files deleted.
+ PR target/15720
+ * config/darwin.c (machopic_indirect_call_target): Copy
+ the SYMBOL_REF_DECL from the original RTX for the new
+ stub RTX.
-Tue Apr 22 20:45:29 1997 Jason Merrill <jason@yorick.cygnus.com>
+2004-05-28 DJ Delorie <dj@redhat.com>
- * sparc.h (DBX_CONTIN_LENGTH): Shrink to 1000.
+ * stor-layout.c (place_field): Revert erroneous commit.
-Tue Apr 22 18:21:20 1997 Jim Wilson <wilson@cygnus.com>
+2004-05-28 Ziemowit Laski <zlaski@apple.com>
- * dwarf2out.c (gen_variable_dir): Add test for DW_AT_declaration to
- the old_die if statement, and delete assertion for it.
- (decl_ultimate_origin): Remove last change.
+ * config/rs6000/altivec.h (vec_ctf, vec_vcfsx, vec_vcfux, vec_cts,
+ vec_ctu, vec_dss, vec_dst, vec_dstst, vec_dststt, vec_dstt, vec_ld,
+ vec_ldl, vec_lvsl, vec_lvsr, vec_sld, vec_splat, vec_vspltw,
+ vec_vsplth, vec_vspltb, vec_splat_s8, vec_splat_s16, vec_splat_s32,
+ vec_splat_u8, vec_splat_u16, vec_splat_u32, vec_st, vec_stl,
+ vec_ste): Remove type checks for integral parameters and literals
+ from '..._args_eq' macros.
-Tue Apr 22 10:22:27 1997 Jeffrey A Law (law@cygnus.com)
+2004-05-28 Aldy Hernandez <aldyh@redhat.com>
- * mn10300.c (expand_prologue): End the current sequence before
- counting the tst insns in the current function. Start a new
- one before emitting any prologue instructions.
+ * c-common.c (fname_as_string): Fix xcalloc to xmalloc.
- * mn10300.h (REGISTER_MOVE_COST): Bump up cost of moves in the
- same class.
+2004-05-28 Aldy Hernandez <aldyh@redhat.com>
- * mn10300.md (untyped_call): New expander.
+ * testsuite/g++.dg/charset/function.cc: New.
-Mon Apr 21 16:30:21 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+ * testsuite/gcc.dg/charset/function.c: New.
- * cse.c (fold_rtx, case PLUS): When seeing if negative of constant
- is around, make sure not dealing with largest negative.
+ * c-decl.c (c_make_fname_decl): Free return value from
+ fname_as_string.
-Mon Apr 21 13:57:53 1997 Jim Wilson <wilson@cygnus.com>
+ * cp/decl.c (cp_make_fname_decl): Free return value from
+ fname_as_string.
- * mips/t-ecoff: Set TARGET_LIBGCC2_CFLAGS instead of LIBGCC2_CFLAGS.
+ * c-common.c (fname_as_string): Translate if necessary.
- * m68k.c (output_addsi3): New function. From addsi3 pattern.
- * m68k.h (output_addsi3): Add declaration.
- * m68k.md (movqi+2): Add address registers.
- (movxf+1): Disable for TARGET_5200.
- (movxf+2): New pattern for TARGET_5200.
- (addsi3): Add define_expand. Move code to output_addsi3.
- (addsi3_internal): Renamed from addsi3. Disable for TARGET_5200.
- (addsi3_5200): New pattern for TARGET_5200.
+2004-05-28 Geoffrey Keating <geoffk@apple.com>
-Sun Apr 20 10:45:35 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+ * stringpool.c: Add comments to PCH saving/restoring routines.
- * fold-const.c (operand_equal_p): Constants are not equal if there
- has been an overflow.
+2004-05-28 Andrew Pinski <pinskia@physics.uc.edu>
- * toplev.c (compile_file): Shorten "branch-probabilities" in
- output of times.
+ * c-common.c (c_estimate_num_insns_1): Kill.
+ (c_estimate_num_insns): Kill.
+ * c-common.h (c_estimate_num_insns): Kill.
- * alpha/vms.h (MOD[SD]I3_LIBCALL): Call ots$rem, not ots$mod.
- (DWARF2_DEBUGGING_INFO): Define.
+ * gthr-posix.h: Check for _POSIX_PRIORITY_SCHEDULING
+ when checking for _POSIX_THREAD_PRIORITY_SCHEDULING.
+ Remove comment about not checking for
+ _POSIX_PRIORITY_SCHEDULING.
+ * gthr-posix.c: Likewise.
- * alpha.c (alpha_need_linkage): Call get_identifier.
-
- * rs6000.c (rs6000_output_load_toc_table): New function.
- (output_prolog): Call it instead of doing it directly.
- * rs6000.md (nonlocal_goto_receiver): New pattern.
-
- * dwarf2out.c: Major cleanup; mostly reformatting.
- Include expr.h.
- Undefine inline ifndef __GNUC__; never define to include static.
- Add "static" to header of all inlined functions.
- Add declarations for all static functions, with prototypes.
- (addr_const_to_string): Use HOST_WIDE_INT_PRINT_* macros.
- (add_AT_*, new_{die,loc_descr,cfi): Don't check for xmalloc
- returning zero.
- (modified_type_die): Add missing parm on recursive call.
- ({reg,based}_loc_descriptor): Add missing arg to call to new_loc_descr.
- (add_const_value_attribute): Use REAL_VALUE_TYPE for fp calculations.
- (output_call_frame_info): Add missing arg to output_cfi call.
- (dwarf2out_def_cfa): Local variable OLD_REG must be unsigned long.
- * Makefile.in (dwarf2out.o): Includes expr.h.
-
- * dwarf2out.c: Cast first arg in all calls to bzero to char *.
- (decl_ultimate_origin): Return NULL if equal to decl.
- (constant_size): Never return more than 4.
- (value_format, case 8): New case.
- (dwarf2out_frame_debug): Use HARD_FRAME_POINTER_REGNUM.
- (based_loc_descr): Likewise.
- (add_bound_info): Delete default case.
- Add cases for CONVERT_EXPR and NON_LVALUE_EXPR; treat like NOP_EXPR.
- Change NOP_EXPR to to recursive call.
- (add_type_attribute): Ignore unnamed subtype of integral or FP.
- (gen_subprogram_die): Use reg_loc_descriptor.
- (dwarf2out_decl): Ignore nested functions.
-
- * fix-header.c, protoize.c, gcov.c: Use symbolic codes for exit.
-
- * final.c (profile_function): Only call ASM_OUTPUT_REG_{PUSH,POP}
- if defined.
-
- * expr.c ({move,clear}_by_pieces_1, expand_assignment): Ensure
- we have unshared rtx before changing flags.
- (store_{constructor,field}): Likewise.
- (expand_expr, case COMPONENT_REF): Likewise.
- (store_expr): Check if TEMP and TARGET are same with rtx_equal_p.
+2004-05-28 Paolo Bonzini <bonzini@gnu.org>
+ Roger Sayle <roger@eyesopen.com>
- * emit-rtl.c (change_address, init_emit): Delete forward references.
- (rtl_obstack, stack_depth, max_stack_depth): Delete extern decls.
+ PR rtl-optimization/15649
+ Add LTGT_EXPR and improve pretty-printing of unordered
+ comparisons.
+ * c-common.c (c_common_truthvalue_conversion):
+ Handle LTGT_EXPR.
+ * c-typeck.c (build_binary_op): Likewise.
+ * dojump.c (do_jump): Likewise.
+ * expr.c (expand_expr_real_1, do_store_flag): Likewise.
+ * predict.c (tree_predict_by_opcode): Likewise.
+ * real.c (real_compare): Likewise.
+ * tree-cfg.c (verify_expr): Likewise.
+ * tree-inline.c (estimate_num_insns_1): Likewise.
+ * tree-pretty-print.c (dump_generic_node): Likewise.
+ Handle ORDERED_EXPR, UNORDERED_EXPR.
+ (op_symbol): Print unordered comparisons differently
+ than ordered ones.
+ * tree.def (LTGT_EXPR): New '<' tree code.
+ * doc/c-tree.texi (Expressions): Document floating-point
+ comparison nodes.
+
+ Fold comparisons between floating point values.
+ * fold-const.c (enum comparison_code): New, from
+ #define'd constants. Define compcodes for unordered
+ comparisons and for invalid transformations.
+ (invert_tree_comparison): Add "honor_nans" parameter.
+ (fold_truthop): Revamp to work on floating-point types too.
+ (comparison_to_compcode): Support unordered comparisons.
+ Use new enum comparison_code.
+ (compcode_to_comparison): Likewise.
+ (combine_compcodes): New function.
+ (invert_truthvalue): Let invert_tree_comparison decide
+ whether it is valid to fold the comparison. Fold ORDERED
+ and UNORDERED even if flag_unsafe_math_optimizations is off,
+ and the remaining even if flag_unsafe_math_optimizations
+ is off but we are under -fno-trapping-math.
+ (fold_relational_const): Integer modes do not honor NaNs.
-Fri Apr 18 18:25:52 1997 Jim Wilson <wilson@cygnus.com>
+2004-05-28 Paul Brook <paul@codesourcery.com>
- * function.c (instantiate_decls): For DECL_INCOMING_RTL, use max
- of type size and mode size in instantiate_decl call.
+ * config/arm/arm.c (arm_output_epilogue): Remove redundant code.
- * fixincludes (sys/lc_core.h): Fix OSF1/4.x namespace pollution.
+2004-05-28 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.c (thumb_force_lr_save): New function.
+ (arm_get_frame_offsets, thumb_unexpanded_epilogue,
+ thumb_output_function_prologue): Use it.
+ (thumb_expand_prologue): Set lr_save_eliminated.
-Wed Apr 16 19:36:53 1997 Jason Merrill <jason@yorick.cygnus.com>
+2004-05-28 Richard Sandiford <rsandifo@redhat.com>
- * dwarf2out.c (add_bound_info): Use a DIE instead of a location
- expression for variable bounds. Trust a MEM rtx even when
- optimizing.
- (DWARF_FRAME_RETURN_COLUMN): Default to FIRST_PSEUDO_REGISTER.
+ * config/mips/mips.md (extendsidi2): Tie the source and destination
+ of the register alternative. Split it into nothing.
- * expr.c (expand_expr, case RTL_EXPR): If there is no sequence,
- don't set it to const0_rtx.
- * tree.c (array_type_nelts): Don't return any SAVE_EXPRs.
+2004-05-28 Richard Sandiford <rsandifo@redhat.com>
-Mon Apr 14 18:12:57 1997 David Edelsohn <edelsohn@mhpcc.edu>
+ * rtl.h (skip_consecutive_labels): Declare.
+ * emit-rtl.c (skip_consecutive_labels): New function.
+ * reorg.c (relax_delay_slots, dbr_schedule): Use it.
+ * jump.c (follow_jumps): Say what null return values mean.
- * rs6000.h (RS6000_ITRUNC, RS6000_UITRUNC): Prepend underscores.
- (RS6000_MCOUNT): New macro.
- (ASM_FILE_START): Use RS6000_MCOUNT.
- * rs6000.c (output_function_profiler): Use RS6000_MCOUNT.
- * rs6000/aix31.h (RS6000_{ITRUNC,UITRUNC,MCOUNT}): New macros.
+2004-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
-Mon Apr 14 14:37:27 1997 Jeffrey A Law (law@cygnus.com)
+ PR target/13250
+ * config/sh/sh.md (rotlsi3): Use emit_move_insn.
- * mn10300.c (can_use_return_insn): Include outgoing argument
- area in size computation.
- (expand_prologue): Likewise. No longer diddle with sequences.
- Put register saves just before outgoing argument area.
- (expand_epilogue): Similarly.
- (impossible_plus_operand): New function.
- * mn10300.h (FRAME_POINTER_REQUIRED): Never require a frame pointer.
- (ACCUMULATE_OUTGOING_ARGS, OUTGOING_REG_PARM_STACK_SPACE): Define.
- (impossible_plus_operand): Declare.
- * mn10300.md (reload_insi): New expander to handle pathological
- reload cases.
- (addsi3): Fix CC status.
+2004-05-27 Kaz Kojima <kkojima@gcc.gnu.org>
- * mn10300.h (FUNCTION_VALUE): Return addresses in $a0.
- (FUNCTION_VALUE_REGNO_P): Corresponding changes.
- * mn10300.md (call_value_internal): Allow output to be in an
- address register.
+ * config/sh/t-linux (SHLIB_MAPFILES): Use sh specific
+ libgcc-std.ver.
+ * config/sh/libgcc-std.ver: New file.
- * calls.c (emit_library_call): Handle saving of stack slots when
- ACCUMULATE_OUTGOING_ARGS is defined.
- (emit_library_call_value): Likewise.
+2004-05-27 Bryce McKinlay <mckinlay@redhat.com>
-Mon Apr 14 14:48:15 1997 Jim Wilson <wilson@cygnus.com>
+ * except.c: Revert change of 2004-05-26.
+ * config/i386/i386.md: Revert change of 2004-05-27.
- * sh.md (xtrct_left, xtrct_right): New patterns.
+2004-05-27 Bryce McKinlay <mckinlay@redhat.com>
- * combine.c (get_last_value_validate): New argument insn.
- Add check for memory reference clobbered by later store.
- (record_value_for_reg, get_last_values): Pass in new argument.
+ * configure.ac: Remove --enable-tree-browser option.
+ Define TREEBROWSER when ac_tree_checking is defined.
+ * configure: Rebuilt.
-Mon Apr 14 14:03:18 1997 Mike Meissner <meissner@cygnus.com>
+2004-05-27 Olivier Hainque <hainque@act-europe.fr>
- * configure (powerpc --with-cpu=x): Add embedded powerpcs and 604e.
+ * expr.c (store_constructor): Restore sanity check on
+ the size of the type before clearing.
- * rs6000.c (rs6000_override_options): Recognize -mcpu=801, -mcpu=823,
- and -mcpu=604e.
+2004-05-27 Jan Hubicka <jh@suse.cz>
-Sun Apr 13 18:43:16 1997 Ian Lance Taylor <ian@cygnus.com>
+ * cfgbuild.c (control_flow_insn_p): Notice noreturn call
- * reload1.c (invalidate_regno_rtx): New static variable.
- (reload_cse_invalidate_regno): Check whether any earlier registers
- have a multi-register value which includes the register we are
- invalidating.
- (reload_cse_regs): Initialize invalidate_regno_rtx.
+2004-05-27 Paolo Bonzini <bonzini@gnu.org>
- * reload1.c (reload_cse_record_set): When setting reg_values for a
- copy from one register to another, use gen_lowpart_common to
- adjust the value correctly if the mode changes.
+ * combine.c (gen_binary): Remove.
+ (known_cond, simplify_shift_const
+ find_split_point, combine_simplify_rtx,
+ simplify_if_then_else, simplify_set,
+ simplify_logical, expand_field_assignment,
+ extract_left_shift, force_to_mode,
+ if_then_else_cond, apply_distributive_law,
+ simplify_and_const_int, simplify_shift_const,
+ gen_lowpart_for_combine, simplify_comparison,
+ reversed_comparison): Replace with
+ simplify_gen_binary, simplify_gen_relational or
+ distribute_and_simplify_rtx.
+ (distribute_and_simplify_rtx): New function.
+ * simplify-rtx.c (simplify_binary_operation):
+ Use nonzero_bits to simplify ANDs where we are
+ turning off bits already known to be off in OP0.
-Sun Apr 13 17:24:48 1997 Doug Evans <dje@cygnus.com>
+2004-05-27 Alan Modra <amodra@bigpond.net.au>
- * expr.c (move_block_from_reg): Try using integral mov operation first.
+ PR target/14478
+ * config/rs6000/rs6000.c (reg_or_neg_short_operand): Don't allow zero.
- * calls.c (expand_call): When copying unaligned values into a register,
- zero out the register first rather than emitting a clobber.
+2004-05-27 Josef Zlomek <zlomekj@suse.cz>
- * integrate.c (copy_rtx_and_substitute): If FRAME_GROWS_DOWNWARD
- and regno == VIRTUAL_STACK_VARS_REGNUM, round size of stack slot up
- before calling assign_stack_temp.
+ PR middle-end/14084
+ * emit-rtl.c (gen_rtx_REG_offset): Adjust the offset according
+ to size of decl.
-Sun Apr 13 15:29:38 1997 Ulrich Drepper <drepper@cygnus.com>
+2004-05-26 Aldy Hernandez <aldyh@redhat.com>
- * enquire.c (fake_f_rep): Add missing element name in cast.
+ PR/14924
+ * config/rs6000/rs6000.c (spe_expand_stv_builtin): New.
-Sun Apr 13 15:20:05 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
+2004-05-26 Roger Sayle <roger@eyesopen.com>
- * stor-layout.c (layout_record, PCC_BITFIELD_TYPE_MATTERS):
- Fix sign bug in last change.
+ * tree.h: Fix comment typo.
-Sun Apr 13 15:03:38 1997 J.T. Conklin <jtc@netbsd.org>
-
- * m68k.md (movstricthi): Remove extraneous comparisons.
+2004-05-27 Steven Bosscher <stevenb@suse.de>
- * configure (*-*-netbsd): tmake_file now t-netbsd; delete xmake_file.
- * config/t-netbsd: New file.
- * config/x-netbsd: Removed.
+ * gimplify.c (compare_case_labels): New function.
+ (gimplify_switch_expr): Sort case labels, and make sure the
+ last label in the label vector is the default case.
+ * tree-cfg.c (group_case_labels): New function.
+ (build_tree_cfg): Cleanup redundant labels and group case labels
+ before creating edges.
+ (cleanup_dead_labels): Handle GOTO_EXPRs.
+ (find_case_label_for_value): Use a binary search to find the
+ case label for the given value.
+ * tree-gimple.c: Mention that labels are sorted, and that the
+ last label must be the default.
-Sun Apr 13 14:51:25 1997 Richard Earnshaw (rearnsha@armltd.co.uk)
+2004-05-27 Jan Hubicka <jh@suse.cz>
- * cse.c (canon_reg, cse_insn): Don't examine insn_n_dups if
- recog_memoized fails to find a match.
+ * cfgcleanup.c (try_optimize_cfg): Do not merge across jumptables.
-Sun Apr 13 14:17:26 1997 Ian Lance Taylor <ian@cygnus.com>
+2004-05-27 Jan Hubicka <jh@suse.cz>
- * reload1.c (reload_cse_noop_set_p): Add insn parameter. Change
- all callers. If deleting the instruction, remove any earlier
- REG_DEAD note for DREG.
- (reload_cse_simplify_set): If simplifying, remove any earlier
- REG_DEAD note for the new source register.
+ * i386.md (UNSPECV_EH_RETURN): Kill.
+ (eh_return): Use jump_insn.
+ (eh_return_si, eh_return_di): Change pattern to jump instruction.
-Sun Apr 13 14:12:08 1997 Pat Rankin <rankin@eql.caltech.edu>
+2004-05-26 Jan Hubicka <jh@suse.cz>
- * libgcc2 (L_bb, L_exit): Use 0 rather than NULL for null pointers.
+ * cfgcleanup.c (try_forward_edges): Do not check loop structure when
+ not loop optimizing.
-Sun Apr 13 12:53:03 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+2004-05-26 Jan Hubicka <jh@suse.cz>
- * m68k/linux.h (ASM_SPEC): Define.
- (STRUCT_VALUE_REGNUM, STATIC_CHAIN_REGNUM, INITIALIZE_TRAMPOLINE):
- Remove definitions, undoing the change of Mar 20 1996.
+ * except.c (can_throw_internal): Notice RESX instructions.
- * m68k.c (output_move_qimode): Optimize pushing one byte if source
- operand does not use stack pointer.
+2004-05-26 Eric Botcazou <ebotcazou@act-europe.fr>
- * m68k.md (rotl[shq]i3, rotl[hq]i3+1): Don't directly modify operand.
+ * varasm.c (output_constant) <INTEGER_TYPE>: Pass the minimum
+ of the two sizes to assemble_integer.
- * m68k.md (tstdi): Add missing parallel around the pattern.
+2004-05-25 Paul Brook <paul@codesourcery.com>
-Sun Apr 13 12:51:00 1997 Paul Eggert <eggert@twinsun.com>
+ * config/arm/arm.c (thumb_exit, thumb_unexpanded_epilogue): Remove
+ pointless #ifdef.
- * cccp.c, cpplib.c (do_include): Diagnose #import and
- #include_next if pedantic and if not in a system header.
- (do_warning): #warning now causes an error if -pedantic-errors
- is given; this is needed since #warning isn't ANSI.
+2004-04-25 Paolo Bonzini <bonzini@gnu.org>
- * toplev.c (lang_options): Add -Wundef, -Wno-undef.
- * c-decl.c (c_decode_option): Ignore -Wundef, -Wno-undef.
+ * Makefile.in (top_builddir): Define to .
- * cccp.c, cexp.y (warn_undef): New variable.
- * cpplib.h (struct cpp_options): New member warn_undef.
- (CPP_WARN_UNDEF): New macro.
+2004-05-25 Alexandre Oliva <aoliva@redhat.com>
- * cccp.c (main), cpplib.c (cpp_handle_options): Set warn_undef
- from -Wundef and -Wno-undef.
+ * configure.ac (gcc_cv_ld): Prefer in-tree ld over whatever the
+ top-level detects, except when in-tree ld is being cross-built.
+ (gcc_cv_as): Likewise for as. Use AS_FOR_TARGET otherwise, and
+ then AS only if target is host.
+ * configure: Rebuilt.
- * cppexp.c (cpp_lex) New arg skip_evaluation.
- (cpp_parse_expr): Pass skip_evaluation to cpp_lex.
- Abort if cpp_lex returns NAME.
+2004-05-25 Vladimir Makarov <vmakarov@redhat.com>
- * cexp.y (exp), cppexp.c (cpp_lex): Optionally warn about undefined
- identifiers that evaluate to 0.
+ * global.c (global_alloc): Call make_accurate_live_analysis.
+ (record_one_conflict): Remove dead code.
+ (mark_reg_clobber): Remove ATTRIBUTE_UNUSED for parameter data.
+ (bb_info): New structure.
+ (BB_INFO, BB_INFO_BY_INDEX): New macros.
+ (allocate_bb_info, free_bb_info, mark_reg_change,
+ calculate_local_reg_bb_info, set_up_bb_rts_numbers, rpost_cmp,
+ modify_bb_reg_pav, calculate_reg_pav,
+ make_accurate_live_analysis): New functions.
-Sun Apr 13 11:43:16 1997 Joel Sherrill <joel@OARcorp.com>
+2004-05-25 Devang Patel <dpatel@apple.com>
- * configure (hppa1.1-*-rtems*): New target.
- * mips/rtems.h: New file.
+ * alias.c (init_alias_analysis): Use ggc_calloc instead of
+ xrealloc.
+ (end_alias_analysis): Use ggc_free instead fo free.
-Sun Apr 13 09:48:26 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+2004-05-25 Andrew Pinski <pinskia@physics.uc.edu>
- * gcov.c (print_usage, open_files): Use FATAL_EXIT_CODE.
- * collect2.c (fatal_perror, fatal, collect_wait): Likewise.
+ PR target/15546
+ * config/ia64/ia64.h (ASM_OUTPUT_FDESC): Mark the DECL
+ as needed to be outputted.
- * sparc.c (eligible_for_delay_slot): Clean up and make to agree
- precisely with patterns in MD file.
- * sparc.md (*return_addsi): Change condition to exclude both ints.
- (*return_adddi): Likewise.
- (*return_subsi): New pattern.
+2004-05-25 Jan Hubicka <jh@suse.cz>
- * recog.c (validate_replace_rtx_1, case MINUS): New case.
-
-Sun Apr 13 08:20:24 1997 Thomas Bushnell <thomas@gnu.ai.mit.edu>
+ * builtins.def (__builtin_expect): Mark the function as const¬hrow.
- * i386/gnu.h (TARGET_VERSION): Redefine.
+2004-05-25 Ayal Zaks <zaks@il.ibm.com>
+ Mostafa Hagog <mustafa@il.ibm.com>
-Sun Apr 13 08:15:31 1997 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
+ * Makefile.in (modulo-sched.o, ddg.o): New.
+ * ddg.h, ddg.c, modulo-sched.c: New files.
+ * cfglayout.c (duplicate_insn_chain): Remove "static" and push
+ internals to "dupicate_insn".
+ (duplicate_insn): New function.
+ * cfglayout.h (duplicate_insn_chain, duplicate_insn): New
+ declarations.
+ * common.opt (fmodulo-sched): New flag.
+ * df.c (df_bb_regno_last_use_find, df_bb_regno_first_def_find):
+ Remove static and forward declaration.
+ (df_find_def, df_reg_used, df_bb_regno_last_def_find): New
+ functions.
+ * df.h (df_bb_regno_last_use_find, df_bb_regno_first_def_find,
+ df_bb_regno_last_def_find, df_find_def, df_reg_used): New
+ declarations.
+ * flags.h (flag_modulo_sched): New flag.
+ * opts.c (common_handle_option): Handle modulo-sched flag.
+ * params.def (max-sms-loop-number, sms-max-ii-factor,
+ sms-dfa-history, sms-loop-average-count-threshold): New
+ parameters.
+ * params.h (MAX_SMS_LOOP_NUMBER, SMS_MAX_II_FACTOR,
+ SMS_DFA_HISTORY, SMS_LOOP_AVERAGE_COUNT_THRESHOLD): New
+ parameters.
+ * passes.c ("sms", "sms-vcg"): New dumps.
+ (rest_of_handle_sched): Call sms_schedule.
+ * rtl.h (sms_schedule): New declaration.
+ * timevar.def (TV_SMS): New.
+ * toplev.c (flag_modulo_sched): Initialize.
+ (f_options): Handle -fmodulo-sched option.
+ * docs/invoke.texi: Document -fmodulo-sched & -dm options.
+ * docs/passes.texi: Document new SMS pass.
+
+2004-05-25 Paolo Bonzini <bonzini@gnu.org>
+
+ * Makefile.in (OBJS): Add rtlhooks.o.
+ (rtlanal.o): Depend on function.h.
+ (cse.o): Depend on rtlhooks-def.h.
+ (combine.o): Depend on rtlhooks-def.h.
+ (rtlhooks.o): New rule.
+ * combine.c: Include rtlhooks-def.h.
+ (nonzero_bits, cached_nonzero_bits, nonzero_bits1,
+ num_sign_bit_copies, cached_num_sign_bit_copies,
+ num_sign_bit_copies1): Move most of the code to rtlanal.c.
+ (reg_nonzero_bits_for_combine,
+ reg_num_sign_bit_copies_for_combine): New functions holding
+ the remnants of the above.
+ (combine_rtl_hooks): New.
+ (combine_instructions): Set rtl_hooks instead of gen_lowpart.
+ * cse.c: Include rtlhooks-def.h.
+ (cse_rtl_hooks): New.
+ (cse_main): Set rtl_hooks instead of gen_lowpart.
+ * emit-rtl.c (gen_lowpart): Remove.
+ (gen_lowpart_general): Move to rtlhooks.c.
+ * rtl.h (nonzero_bits, num_sign_bit_copies,
+ struct rtl_hooks, rtl_hooks, general_rtl_hooks): New.
+ (gen_lowpart_general): Remove.
+ (gen_lowpart): Temporarily redefine as a macro.
+ * rtlanal.c: Include function.h.
+ (nonzero_bits, cached_nonzero_bits, nonzero_bits1,
+ num_sign_bit_copies, cached_num_sign_bit_copies,
+ num_sign_bit_copies1): New, from combine.c.
+ * rtlhooks.c: New file.
+ * rtlhooks-def.h: New file.
+
+2004-05-25 Svein E. Seldal <Svein.Seldal@solidas.com>
+
+ * config/avr/avr.h (LONG_LONG_TYPE_SIZE): Changed long long type
+ to support 32-bit -mint8 mode.
+
+ * doc/invoke.texi (-mint8): Added documentation for the -mint8
+ option in the AVR architecture.
+
+2004-05-24 Mike Stump <mrs@apple.com>
+
+ * doc/install.texi: Document that dejagnu 1.4.4 is required.
+
+2004-05-24 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * intl.h (open_quote, close_quote): New.
+ * intl.c (open_quote, close_quote): New.
+ (gcc_init_libintl): Set them.
+ * pretty-print.c: Include "intl.h".
+ (pp_base_format_text): Support 'q' format flag and %` and %'
+ formats. Use ' instead of ` in comments.
+ * c-format.c (gcc_diag_flag_specs, gcc_cxxdiag_flag_specs,
+ gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table,
+ foramt_types_orig): Describe these new formats.
+ (decode_format_attr, check_function_format,
+ check_format_info_main): Use these new formats.
+ (status_warning): Use ATTRIBUTE_GCC_DIAG.
+ * toplev.c (ATTRIBUTE_GCC_DIAG): Increase required GCC version to
+ check these formats to 3.5.
+
+2004-05-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ * Makefile.in (CPPLIBS): Renamed to CPPLIB.
+ (BACKEND): Reflect this.
+ (LIBDEPS): Move CPPLIB before LIBIBERTY.
+ (LIBS): Likewise.
+
+2004-05-24 Ulrich Weigand <uweigand@de.ibm.com>
+
+ PR tree-optimization/14197
+ * builtins.c: Include "tree-gimple.h"
+ (readonly_data_expr): Use get_base_address. Make sure to call
+ decl_readonly_section only on trees it can handle.
+ * tree-gimple.c (get_base_address): Accept STRING_CST and
+ CONSTRUCTOR expressions.
+ * Makefile.in: Update dependencies.
+
+2004-05-23 Paolo Bonzini <bonzini@gnu.org>
+
+ Move libcpp to the toplevel.
+ * Makefile.in: Remove references to libcpp files,
+ use CPPLIBS instead of libcpp.a. Define SYMTAB_H
+ and change hashtable.h to that.
+ * aclocal.m4 (gcc_AC_HEADER_STDBOOL,
+ gcc_AC_HEADER_STRING, gcc_AC_C__BOOL): Remove.
+ * configure.ac (gcc_AC_C__BOOL, HAVE_UCHAR): Remove tests.
+ * configure: Regenerate.
+ * config.in: Regenerate.
+ * c-ppoutput.c: Include ../libcpp/internal.h instead of cpphash.h.
+ * cppcharset.c: Removed.
+ * cpperror.c: Removed.
+ * cppexp.c: Removed.
+ * cppfiles.c: Removed.
+ * cpphash.c: Removed.
+ * cpphash.h: Removed.
+ * cppinit.c: Removed.
+ * cpplex.c: Removed.
+ * cpplib.c: Removed.
+ * cpplib.h: Removed.
+ * cppmacro.c: Removed.
+ * cpppch.c: Removed.
+ * cpptrad.c: Removed.
+ * cppucnid.h: Removed.
+ * cppucnid.pl: Removed.
+ * cppucnid.tab: Removed.
+ * hashtable.c: Removed.
+ * hashtable.h: Removed.
+ * line-map.c: Removed.
+ * line-map.h: Removed.
+ * mkdeps.c: Removed.
+ * mkdeps.h: Removed.
+ * stringpool.h: Include symtab.h instead of hashtable.h.
+ * tree.h: Include symtab.h instead of hashtable.h.
+ * system.h (O_NONBLOCK, O_NOCTTY): Do not define.
+
+2004-05-23 Paolo Bonzini <bonzini@gnu.org>
+
+ * gcc.c (struct prefix_list): Add forward declaration.
+ (do_spec_path): New function, extracted from...
+ (do_spec_1) <'D'>: ... here. Drop support for
+ SPACE_AFTER_L_OPTION.
+ (do_spec_1) <'I'>: Use do_spec_path.
+ (process_command): Do not store the 'include' suffix
+ in include_prefixes.
+ * system.h: Poison SPACE_AFTER_L_OPTION.
+
+2002-05-23 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (non_lvalue): Explicitly list the tree codes that
+ need to be wrapped by NON_LVALUE_EXPR, instead of those that don't.
+
+2004-05-23 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * doc/gcc.texi, doc/gccint.texi, doc/include/gcc-common.texi:
+ Update based on printed manual. Enable setting of offsets for
+ FSFPRINT and move it to gcc-common.texi.
+ * doc/gcc.texi: Update FSF printing details.
+ * doc/gccint.texi: Remove FSF printing details.
+
+2004-05-23 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * config/rs6000/t-rs6000: Remove the disabling -Werror.
+
+2004-05-22 Roger Sayle <roger@eyesopen.com>
+
+ * builtins.c (expand_builtin_strstr, expand_builtin_strchr,
+ expand_builtin_strrchr, expand_builtin_strpbrk,
+ expand_builtin_mempcpy, expand_builtin_memcmp,
+ expand_builtin_strcmp, expand_builtin_strncmp,
+ expand_builtin_strcat, std_expand_builtin_va_start,
+ std_expand_builtin_va_arg, expand_builtin_va_copy,
+ expand_builtin_signbit, fold_builtin_cabs,
+ fold_builtin_logarithm, fold_builtin_mempcpy,
+ fold_builtin_signbit, fold_builtin_isascii,
+ fold_builtin_toascii, fold_builtin_isdigit,
+ fold_builtin_1, build_function_call_expr,
+ simplify_builtin_strchr, simplify_builtin_strrchr,
+ simplify_builtin_strpbrk, simplify_builtin_strncpy,
+ simplify_builtin_memcmp, simplify_builtin_strcmp,
+ simplify_builtin_strncmp, simplify_builtin_strncat,
+ simplify_builtin_strspn, simplify_builtin_strcspn,
+ simplify_builtin_fputs, simplify_builtin_sprintf): Replace calls
+ to build with calls to build2, build3 or omit_one_operand.
+
+2004-05-22 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.c (mips_file_start): Emit a .gcc_compiled_longXX
+ section when generating EABI code.
+
+2004-05-22 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR 15546
+ * config/i386/i386.c (output_pic_addr_const <case SYMBOL_REF>):
+ Call mark_decl_referenced on the SYMBOL_REF_DECL.
+
+2004-05-22 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * c-common.c (c_common_truthvalue_conversion): Handle
+ UNEQ_EXPR, UNLE_EXPR, UNGE_EXPR, UNLT_EXPR, UNGT_EXPR,
+ ORDERED_EXPR, and UNORDERED_EXPR as comparison operators,
+ i.e. set the type to truthvalue_type_node and return.
+
+2004-05-22 Zack Weinberg <zack@codesourcery.com>
+
+ * tree.h (struct tree_decl): Add possibly_inlined bit.
+ (DECL_POSSIBLY_INLINED): New accessor macro.
+ * cgraph.h: Remove declaration of cgraph_inline_hash.
+ * cgraph.c: Remove definition of cgraph_inline_hash.
+ (hash_node): Revert to hashing DECL_UID.
+ (eq_node): Take two pointers to cgraph_node structures.
+ Compare DECL_UIDs.
+ (cgraph_remove_node): Pass the node directly to htab_find_slot.
+ (cgraph_varpool_hash_node): Rename hash_varpool_node;
+ hash on DECL_UID.
+ (eq_cgraph_varpool_node): Rename eq_varpool_node; take two
+ pointers to cgraph_varpool_node structures; compare DECL_UIDs.
+ (cgraph_node): Allocate a temporary node on the stack, fill in
+ its DECL field, and pass that to htab_find_slot.
+ (cgraph_varpool_node): Likewise.
+ (cgraph_function_possibly_inlined_p): If global info is ready,
+ return the DECL_POSSIBLY_INLINED bit.
+ * cgraphunit.c (cgraph_mark_inline_edge): Set DECL_POSSIBLY_INLINED
+ instead of mucking with cgraph_inline_hash.
+
+2004-05-22 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * doc/contrib.texi: Add g77 contributors.
+
+2004-05-22 Richard Sandiford <rsandifo@redhat.com>
+
+ * calls.c (initialize_argument_information): Forbid sibcalls if a
+ callee-copied argument is stored in the current function's frame.
+
+2004-05-22 Eric Christopher <echristo@redhat.com>
+
+ * fix-header.c (read_scan_file): Update for add_path change.
+
+2004-05-22 Ben Elliston <bje@au.ibm.com>
+
+ * c.opt (Wmissing-include-dirs): New.
+ * c-opts.c (c_common_handle_option): Pass true for user_supplied_p
+ to add_path () for -I, but false for OPT_idirafter, OPT_iquote and
+ OPT_isystem. Handle case OPT_Wmissing_include_dirs.
+ * c-incpath.h (add_path): Add fourth (bool) argument.
+ * c-incpath.c (add_env_var_paths): Pass false to add_path ().
+ (add_standard_paths): Likewise.
+ (remove_duplicates) [REASON_NOENT]: Warn if -Wmissing-include-dirs
+ is used and the directory was user-supplied via -I.
+ (add_path): Set p->user_supplied_p. Remove duplicated code by
+ using add_cpp_dir_path ().
+ * cpplib.h (struct cpp_options): Add warn_missing_include_dirs.
+ (struct cpp_dir): Add user_supplied_p.
+ * doc/invoke.texi (Warning Options): Document new option.
+
+2004-05-21 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * fold-const.c (fold_read_from_constant_string): Convert result to
+ requested type.
+
+2004-05-21 Richard Henderson <rth@redhat.com>
+
+ * gimplify.c (mostly_copy_tree_r): Don't attempt to copy decls.
+ (copy_if_shared_r): Don't copy decls, types, constants, BINDs.
+ Don't mark VA_ARG_EXPRs volatile here.
+ (gimplify_modify_expr): Unshare TYPE_SIZE_UNIT.
+
+2004-05-21 Richard Henderson <rth@redhat.com>
+
+ * Makefile.in (tree-dump.o): Depend on tree-iterator.h.
+ * tree-dump.c (dequeue_and_dump): Dump STATEMENT_LISTs.
+
+2004-05-21 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (fold, fold_relational_hi_lo,
+ nondestructive_fold_binary_to_constant,
+ fold_read_from_constant_string): Use fold_convert instead of convert.
+ * builtins.c (simplify_builtin, simplify_builtin_strstr,
+ simplify_builtin_strchr, simplify_builtin_strrchr,
+ simplify_builtin_strpbrk): Use fold_convert instead of convert.
+
+2004-05-21 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-flow-inline.h (num_immediate_uses): Don't abort if DF
+ is NULL.
+
+2004-05-21 Jakub Jelinek <jakub@redhat.com>
+
+ * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): If SPARC_BI_ARCH,
+ override sparc.h definition.
+
+2004-05-20 Roger Sayle <roger@eyesopen.com>
+
+ * tree.c (array_type_nelts, save_expr, substitute_in_expr,
+ get_unwidened, get_narrower): Replace build with build2.
+ * fold-const.c (negate_expr, associate_trees, size_binop,
+ fold_convert, eval_subst, omit_one_operand, invert_truthvalue,
+ pedantic_omit_one_operand, distribute_bit_expr,
+ make_bit_field_ref, optimize_bit_field_compare,
+ decode_field_reference, range_binop, make_range,
+ build_range_check, fold_range_test, fold_truthop,
+ optimize_minmax_comparison, extract_muldiv_1,
+ fold_binary_op_with_conditional_arg, fold_mathfn_compare,
+ fold_inf_compare, fold_single_bit_test, fold,
+ fold_relational_hi_lo, nondestructive_fold_binary_to_constant):
+ Likewise replace build with either build2 or build3.
+
+2004-05-20 Ian Lance Taylor <ian@wasabisystems.com>
+
+ * system.h: Poison NO_RECURSIVE_FUNCTION_CSE.
+ * calls.c (prepare_call_address): Don't test
+ NO_RECURSIVE_FUNCTION_CSE.
+ * config/arc/arc.h (NO_RECURSIVE_FUNCTION_CSE): Don't define.
+ * config/arm/arm.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
+ * config/avr/avr.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
+ * config/frv/frv.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
+ * config/i386/i386.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
+ * config/ip2k/ip2k.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
+ * config/iq2000/iq2000.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
+ * config/m32r/m32r.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
+ * config/m68k/m68k.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
+ * config/mcore/mcore.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
+ * config/mips/mips.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
+ * config/stormy16/stormy16.h (NO_RECURSIVE_FUNCTION_CSE):
+ Likewise.
+ * config/xtensa/xtensa.h (NO_RECURSIVE_FUNCTION_CSE): Likewise.
+ * config/sh/sh.h: Remove NO_RECURSIVE_FUNCTION_CSE comment.
+ * doc/tm.texi (Costs): Remove documentation for
+ NO_RECURSIVE_FUNCTION_CSE.
- * c-typeck.c (lookup_field): Don't recurse unless FIELD is
- a RECORD_TYPE or UNION_TYPE.
+2004-05-20 Paul Brook <paul@codesourcery.com>
- * final.c (profile_function): Save the static chain register
- around the call to the profiler function.
-
- * loop.c (invariant_p, case REG): Pointers into frame are not
- invariants if function has nonlocal gotos.
- * reload1.c (reload): If function has nonlocal label, mark all
- caller-saved regs as used.
-
-Fri Apr 11 16:49:06 1997 Doug Evans <dje@seba.cygnus.com>
-
- * m32r.h (REG_ALLOC_ORDER): Restore to original setting.
-
- * m32r.h (UPPER16_P): Fix calculation.
- * m32r.c (two_insn_const_operand): New function.
- (m32r_print_operand): Handle 'X'.
- * m32r.md (movsi): Tweak.
- (*movsi_insn): Output hex value of constants too.
- (movsi define_split): Add.
- (andsi3,orsi3,xorsi3): Output hex value of constants too.
-
-Thu Apr 10 18:39:33 1997 Jim Wilson <wilson@cygnus.com>
-
- * sh.md (sne): Modified to use negc instead of xor.
- (sne+1): New define_split for new sne pattern.
- * sh.c (output_stack_adjust): Reorganize code for readability.
- If size is negative, negate and subtract it instead of adding it.
-
-Wed Apr 9 13:51:07 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * sh.c (output_stack_adjust): When splitting an adjustment into two
- parts, make sure the stack is aligned at all times.
-
-Tue Apr 8 12:34:38 1997 Jeffrey A Law (law@cygnus.com)
-
- * mn10300.h (RETURN_ADDR_RTX): Define.
-
-Mon Apr 7 19:19:57 1997 Jeffrey A Law (law@cygnus.com)
-
- * mn10300.c (count_tst_insns): New function.
- (expand_prologue): Load zero into data and/or address registers
- if any are free and the function has optimizable tst insns.
- (output_tst): If a suitable register is known to have the
- value zero, use it instead of searching for a suitable register.
- * mn10300.h (zero_dreg, zero_areg): Declare.
- (FRAME_POINTER_NEEDED): Frame pointers are not needed if the
- outgoing argument size is zero.
- * mn10300.md (movXX): Optimize loading zero into an address
- register if possible. Optimize loading a DF/DI mode value
- into an address register from a constant memory address.
- (addsi3): Provide alternative which doesn't require a matching
- inout operand.
- (return): Optimize consecutive return instructions.
-
-Mon Apr 7 17:30:35 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * mips/iris5.h (SUBTARGET_CC1_SPEC): Define.
- (LINK_SPEC, STARTFILE_SPEC): Support -static.
- * mips/iris6.h (SUBTARGET_CC1_SPEC): Define.
- (STARTFILE_SPEC, LINK_SPEC): Support -static.
- * mips.h: (SUBTARGET_CC1_SPEC): Define.
- (CC1_SPEC): Add subtarget_cc1_spec.
- (EXTRA_SPECS): Add subtarget_cc1_spec.
-
-Sun Apr 6 12:24:53 1997 Richard Earnshaw (rearnsha@armltd.co.uk)
-
- * arm.md (incscc): Use a match_operand with cc_register to match
- the condition code register.
- (decscc, *condbranch, *condbranch_reversed, *mov_scc): Likewise.
- (*mov_negscc, *mov_notscc, *cond_return): Likewise.
- (*cond_return_inverted, *ior_scc, *cond_move): Likewise.
- (insv): New expand.
- (andsi_notsi_si): Renamed from *andsi_notsi_si.
- (andsi_not_shiftsi_si): New insn.
- (*minmax_arithsi): Don't match this insn if operand1 is an
- eliminable register.
- ({sin,cos}*): Delete, since the ARM always emulates these its
- faster to call a library function.
- (movsicc, *movsicc_insn): Make operand0 an s_register_operand,
- and operand3 an arm_not_operand. Use cc_register to match the
- condition code register.
- (mov[sd]fcc*): Make operand[0,2] s_register_operands, and operand3
- the nonmemory_operand. Use cc_register to match the condition
- code register.
- (*ifcompare_plus_move): Move before *ifcompare_arith_move. Just do
- a split for the output.
- (*ifcompare_move_plus): Similarly, but relative
- to *ifcompare_move_arith.
- (*if_plus_move, *if_move_plus): New patterns.
- (*ifcompare_arith_arith): Simplify the alternatives down to just one,
- and split the insn before output.
- (*if_arith_arith, *if_arith_move, *if_move_arith): New patterns.
- (*ifcompare_move_not, *ifcompare_not_move): Simplify and split the
- insn before output.
- (*if_move_not, *if_not_move): New patterns.
- (*ifcompare_shift_move, *ifcompare_move_shift): Simplify and split the
- insn before output.
- (*if_shift_move, *if_move_shift): New patterns.
- (*ifcompare_shift_shift): Simplify and split the insn before output.
- (*if_shift_shift): New pattern.
- (*ifcompare_not_arith, *ifcompare_arith_not): Simplify and split the
- insn before output.
- (*if_not_arith, *if_arith_not): New patterns.
- (*ifcompare_neg_move, *ifcompare_move_neg): Simplify and split the
- insn before output.
- (*if_neg_move, *if_move_neg): New patterns.
-
-Sat Apr 5 20:17:43 1997 Michael Meissner <meissner@cygnus.com>
-
- * rs6000/sol-ci.asm (_environ): Don't make _envrion a common
- variable, the lastest assembler doesn't let common variables also
- be a weak symbol.
-
-Fri Apr 4 18:30:12 1997 Jim Wilson <wilson@cygnus.com>
-
- * rs6000.md (adddi3): Use non_short_cint_operand instead of
- non_add_cint_operand.
-
-Thu Apr 3 15:08:39 1997 Jeffrey A Law (law@cygnus.com)
-
- * mn10300.c (can_use_return_insn): Add size of fixed stack space
- for function calls into the size of the frame.
- (expand_prologue, expand_epilogue): Likewise.
- (initial_offset): Corresponding changes..
- * mn10300.h (OUTGOING_REG_PARM_STACK_SPACE): No longer define.
- (STACK_POINTER_OFFSET): Define.
- * mn10300.md (call, call_value expanders): Don't adjust the stack
- pointer here anymore.
-
- * mn10300.md (ashlsi3): Remove some alternatives which are no longer
- needed or desired.
-
-Thu Apr 3 15:06:53 1997 Jim Wilson <wilson@cygnus.com>
-
- * local-alloc.c (no_conflict_p): Reject sequences with foreign insns.
-
- * combine.c (move_deaths): Handle partial REG_DEAD note for
- multi-reg hard register.
-
- * function.c (expand_function_start): Emit queue after expanding
- each dynamic parameter type.
-
- * mips.c (mips_move_2words): Add SIGN_EXTEND support for SYMBOL_REF,
- LABEL_REF, and CONST operands.
-
- * dwarf2out.c: Delete comment referring to README.DWARF.
-
-Wed Apr 2 17:21:23 1997 Jim Wilson <wilson@cygnus.com>
-
- * rs6000.md (ashrdi3_power): Mark alternative 0 as early_clobber
- output.
-
- * rs6000.md (abssi3_nopower define_split): Switch operands of MINUS.
- (nabssi3_nopower define_split): Likewise.
-
-Tue Apr 1 19:30:01 1997 Mike Stump <mrs@cygnus.com>
-
- * libgcc2.c (find_exception_table): Fix to logic to deal with
- functions that are in their own section, such as template
- instantiations, that cause overlapping EH tables.
-
-Tue Apr 1 17:16:22 1997 Jeffrey A Law (law@cygnus.com)
-
- * Makefile.in (USER_H): Add va-mn10300.h
-
- * ginclude/stdarg.h: Include va-mn10300.h.
- * ginclude/varargs.h: Likewise.
- * ginclude/va-mn10300.h: New file.
- * mn10300.c (expand_prologue): If current_function_varargs is nonzero,
- flush d0/d1 back into stack.
- (mn10300_builtin_saveregs): New function.
- (function_arg, function_arg_partial_nregs): New functions.
- (initial_offset): Tweak now that the RP save area is allocated
- and deallocated around each call again.
- * mn10300.h (FIRST_PARM_OFFSET): Now 4.
- (FRAME_POINTER_REQUIRED): Require frame pointer for all non-leaf fcns.
- (REG_PARM_STACK_SPACE): Now 8 bytes.
- (FUNCTION_ARG_REGNO_P): Update for new parameter passing conventions.
- (CUMULATIVE_ARGS, INIT_CUMULATIVE_ARGS): Likewise.
- (FUNCTION_ARG_ADVANCE, FUNCTION_ARG): Likewise.
- (FUNCTION_ARG_PARTIAL_NREGS): Likewise.
- (TRAMPOLINE_TEMPLATE): Don't clobber d0 anymore.
- (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Corresponding changes.
- (EXPAND_BUILTIN_SAVEREGS): Define.
- * mn10300.md (call, call_value patterns): Allocate and deallocate
- stack slot for return pointer around each call.
-
- * mn10300.h (RTX_COSTS): Refine.
- (CASE_VALUES_THRESHHOLD, NO_FUNCTION_CSE): Likewise.
- * mn10300.c (output_tst): New function.
- * mn10300.md (movdi, movdf): Improve code to load constants into regs.
- (tst insns): Use output_tst to optimize some cases. Add versions to
- encourage more zero extensions instead of sign extensions of HImode
- and QImode values.
- (divsi3, udivsi3): Remove patterns. Replaced by...
- (divmodsi4, udivmodsi4): New expanders/patterns.
- (andsi3): Optimize "and" operations with certain constants.
-
-Tue Apr 1 09:14:29 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * sh.h: (ADJUST_COSTS): Define.
-
-Fri Mar 28 17:46:13 1997 Jim Wilson <wilson@cygnus.com>
-
- * Makefile.in (LANGUAGES): Add gcov.
- (OBJS): Add profile.o.
- (STAGESTUFF): Add gcov.
- (profile.o, gcov.o, gcov): Add rules to build them.
- (install-common): Install gcov.
- * combine.c (distribute_notes): Handle REG_BR_PROB and REG_EXEC_COUNT
- REG_NOTES.
- * sparc.h (OVERRIDE_OPTIONS): Check profile_arc_flag.
- * final.c (LONG_TYPE_SIZE): Define.
- (count_instrumented_arcs): New variable.
- (end_final, profile_after_prologue, leaf_function_p): Add support
- for profile_arc_flag.
- (add_bb): Only call CC_STATUS_INIT if HAVE_cc0.
- * flags.h (profile_arc_flag, flag_test_coverage,
- flag_branch_probabilities): Declare.
- * function.c (expand_function_end): Output NOTE_REPEATED_LINE_NUMBER
- for last line of function.
- * integrate.c (expand_inline_function): Output
- NOTE_REPEATED_LINE_NUMBER after inlined call.
- * jump.c (jump_optimize, follow_jumps, mark_jump_label): Disable some
- optimizations when flag_test_coverage and there is a line number note
- in the way.
- (invert_jump): Add REG_BR_PROB when flag_branch_probabililties.
- * libgcc2.c (__bb_exit_func): Support gcov style output.
- * reorg.c (mostly_true_jump): Use REG_BR_PROB notes when
- flag_branch_probabilities.
- * rtl.c (note_insn_name): Add NOTE_REPEATED_LINE_NUMBER.
- (reg_note_name): Add REG_BR_PROB and REG_EXEC_COUNT.
- * rtl.h (enum reg_note): Add REG_BR_PROB and REG_EXEC_COUNT.
- (REG_BR_PROB_BASE): Define.
- (NOTE_REPEATED_LINE_NUMBER): Define.
- * sched.c (update_flow_info): Handle REG_EXEC_COUNT and REG_BR_PROB
- notes.
- * toplev.c (branch_prob_dump, profile_arc_flag, flag_test_coverage,
- flag_branch_probabilities, branch_prob_dump_file, branch_prob_time):
- New variables.
- (f_options): Add profile-arcs, test-coverage, and
- branch-probabilities.
- (compile_file): Set branch_prob_time. Pass flag_test_coverage to
- init_emit_once. Handle branch_prob_dump. Call init_branch_prob.
- Call end_branch_prob. Call output_func_start_profiler.
- (rest_of_compilation): Handle branch_prob_dump. Call new
- branch_prob pass.
- (main): Set branch_prob_dump.
- * gcov.c, profile.c, gcov-io.h, gcov.texi: New files.
-
-Thu Mar 27 16:52:52 1997 Stan Cox <coxs@dg-rtp.dg.com>
-
- * i386.h (CPP_CPU_DEFAULT): Define if TARGET_CPU_DEFAULT is not set.
- * i386.h (STACK_BOUNDARY): Define to always be 32.
-
- From J"orn Rennecke <amylaar@cygnus.co.uk>
- * i386.md: (zero_extendhisi2+[12]): Use true_regnum instead of
- REGNO for operand 0.
- (zero_extendqisi2+3): Use reg_overlap_mentioned_p instead of REGNO
- comparison; use true_regnum instead of REGNO for rtx generation.
-
-Wed Mar 26 12:34:21 1997 Ian Lance Taylor <ian@cygnus.com>
-
- * reload1.c (reload): Call reload_cse_regs.
- (reg_values): New static variable.
- (reload_cse_invalidate_regno): New static function.
- (reload_cse_mem_conflict_p): New static function.
- (reload_cse_invalidate_mem): New static function.
- (reload_cse_invalidate_rtx): New static function.
- (reload_cse_regs): New static function.
- (reload_cse_regno_equal_p): New static function.
- (reload_cse_noop_set_p): New static function.
- (reload_cse_simplify_set): New static function.
- (reload_cse_check_clobbered): New static variable.
- (reload_cse_check_src): New static variable.
- (reload_cse_check_clobber): New static function.
- (reload_cse_record_set): New static function.
-
-Wed Mar 26 07:34:06 1997 Ulrich Drepper <drepper@cygnus.com>
-
- * ginclude/stdarg.h (__va_copy): New definition.
-
-Tue Mar 25 13:43:36 1997 Michael Meissner <meissner@cygnus.com>
-
- * gcc.c (init_spec): If -v, print out that the default spec values
- were being used. Fix prototype to reflect no arguments.
- (set_spec): If specs has not been set, set it up with the default
- specs.
- (read_specs): Move to later in the file so that startfile_prefixes
- has been declared. Process "%include <file>" to include another
- specs file, aborting if the file can't be found. Process
- "%include_noerr <file>: to include another specs file, giving no
- error if the file can't be found. Process "%rename var1 var2" to
- rename a specs variable. Take new argument that indicates whether
- we are processing the main file. Only process % commands if this
- is not the main specs file. Change callers.
- (main): Do not call init_spec if a specs file was found.
- (set_spec,read_specs,do_spec_1): If DEBUG_SPECS is defined, print
- debug information.
-
-Tue Mar 25 14:43:58 1997 Doug Evans <dje@cygnus.com>
-
- * expr.c (emit_push_insn): Delete emission of CLOBBER
- when doing partial push, no longer necessary.
-
- * c-decl.c (grokdeclarator): Pedwarn qualified void function return
- type.
+ * unwind-dw2-fde.c (get_cie_encoding): Handle dwarf3 CIE format.
+ * unwind-dw2.c (extract_cie_info): Ditto.
+ (_Unwind_FrameState): Change retaddr_column to word type.
-Tue Mar 25 14:28:15 1997 Richard Earnshaw (rearnsha@armltd.co.uk)
+2004-05-20 Roger Sayle <roger@eyesopen.com>
- * reload.c (find_dummy_reload): New parameter earlyclobber. If set
- then don't use IN for the reload if it also appears elsewhere in
- the insn. All callers changed.
+ PR middle-end/3074
+ * fold-const.c (strip_compound_expr): Delete function.
+ (count_cond): Delete function.
+ (fold_binary_op_with_conditional_arg): Only perform transformations
+ "a + (b?c:d) -> b ? a+c : a+d" and "(b?c:d) + a -> b ? c+a : d+a"
+ when a is constant. This greatly simplifies this routine.
-Tue Mar 25 13:20:18 1997 J.T. Conklin <jtc@cygnus.com>
+ * tree.c (saved_expr_p): Delete function.
+ * tree.h (saved_expr_p): Delete function prototype.
- * m68k/lb1sf68.asm (udivsi3): Fix hunk from previous patch that
- did not apply correctly.
+2004-05-20 Andrew Pinski <pinskia@physics.uc.edu>
- * m68k.md (tablejump): Use extl to explicitly sign extend
- index registeron TARGET_5200.
- * m68k/{apollo68.h,coff.h,linux.h,mot3300.h,pbb.h}
- (ASM_RETURN_CASE_JUMP): Likewise.
+ * common.opt (ftree-loop-optimize): Remove.
- * m68k.md (mulsi3): Changed into define_expand. Split insn into
- m68k and coldfire specific versions with appropriate constraints.
+2004-05-20 Daniel Jacobowitz <dan@debian.org>
- * m68k.md (movqi): Disable use of address registers for
- TARGET_5200.
+ * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET)
+ (NM_FOR_TARGET): Use := and $(shell).
+ (mainversion): Remove unused variable.
- * m68k/lb1sf68.asm (__modsi3, __umodsi3): Use mulsl instruction
- instead of __mulsi3 function call on the coldfire.
+2004-05-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
- * m68k.md (bne0_di): Fix typo in last change.
+ * reorg.c (delete_from_delay_slot): If we have a barrier after the
+ sequence containing the insn to be deleted, always reemit it.
- * m68k.md (xorsi3_5200): Correct constraints.
+2004-05-20 Richard Henderson <rth@redhat.com>
- * m68k.c (output_move_{si,hi,qi}mode): New functions.
- * m68k.h (output_move_{si,hi,qi}mode): Declare.
+ PR 15454
+ * tree-nested.c (get_chain_decl): Create a PARM_DECL by hand.
+ * function.c (expand_function_start): Expand static_chain_decl by hand.
+ * gimplify.c (create_tmp_var_name): Export.
+ * tree-gimple.h (create_tmp_var_name): Declare.
- * m68k.md (move{si,hi,qi,di}): Changed into define_expands. Split
- insns into m68k and coldfire specific versions with appropriate
- constraints.
+2004-05-20 Andrew Pinski <pinskia@physics.uc.edu>
-Tue Mar 25 12:18:41 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+ * rs6000.c (print_operand) <case 'z'>: Call
+ mark_decl_referenced before assemble_name.
- * Makefile.in (GCC_PASSES): Revert previous change; use cc1$(exeext).
+2004-05-20 Zack Weinberg <zack@codesourcery.com>
-Mon Mar 24 16:12:20 1997 Doug Evans <dje@cygnus.com>
+ * cgraph.c (hash_node, eq_node, cgraph_node, cgraph_remove_node)
+ (cgraph_varpool_hash_node, eq_cgraph_varpool_node)
+ (cgraph_varpool_node): Hash on the pointer to the decl, not
+ the DECL_UID. Fixes 64-bit bootstrap failure.
- * m32r/*: New files.
- * config.sub: Add m32r.
- * configure: Add m32r.
- * longlong.h: Add m32r support.
- * ginclude/{stdarg.h,varargs.h}: Add m32r support.
- * ginclude/va-m32r.h: New file.
+2004-05-20 Richard Earnshaw <rearnsha@arm.com>
-Mon Mar 24 15:53:15 1997 Joel Sherrill <joel@OARcorp.com>
+ * arm.md (ite_ne_zeroextractsi, ite_ne_zeroextractsi_shifted): Ensure
+ we don't earlyclobber operands used in the second insn.
- * rs6000/rtems.h: Change to a near clone of the powerpc-eabi target.
- * configure (powerpc*-*-rtems): Move before GNU/Linux configuration.
+2004-05-20 Steven Bosscher <stevenb@suse.de>
-Mon Mar 24 14:26:37 1997 Gavin Koch <gavin@cygnus.com>
+ * tree-mudflap.c: Formatting fixes.
- * ginclude/va-mips.h: For little endian, eabi, objects
- less than __va_reg_size are passed in registers.
+2004-05-20 J"orn Rennecke <joern.rennecke@superh.com>
-Fri Mar 21 00:48:02 1997 Jeffrey A Law (law@cygnus.com)
+ * Makefile.in (GTFILES): Add $(srcdir)/reload.h.
+ * gengtype.c (open_base_files): Include reload.h in ifiles.
+ * reload.h (reg_equiv_memory_loc_varray): Declare.
+ * reload1.c (reg_equiv_memory_loc_varray): New variable.
+ (init_reload): Initialize it.
+ (reload): Instead of freeing reg_equiv_memory_loc, 'grow'
+ reg_equiv_memory_loc_varray to size 0.
+ * ra.c (reg_alloc): Allocate reg_equiv_memory_loc by
+ growing reg_equiv_memory_loc_varray to the desired size.
+ * passes.c (rest_of_handle_old_regalloc): Likewise.
+ * reload.c: Amend comment on calling init_reload.
- * mn10300.c (print_operand): Handle 'N'.
+2004-05-20 Nick Clifton <nickc@redhat.com>
- * mn10300.c (expand_epilogue): Correctly handle functions
- with large frames, but no callee register saves.
+ * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Replace 'tramp'
+ with 'TRAMP' in the body of the macro definition.
- * mn1300.md (movdf, movdi): Handle overlapping moves.
+2004-05-19 H.J. Lu <hongjiu.lu@intel.com>
- * pa.c (compute_movstrsi_length): Handle residuals correctly.
+ PR target/15383
+ * config/ia64/ia64.c (ia64_expand_compare): Don't check
+ TARGET_HPUX for TFmode compare. Abort if op0 is in TFmode and
+ cmptf_libfunc isn't set.
+ (ia64_init_libfuncs): Rename TFmode libfuncs using the HPUX
+ conventions.
+ (ia64_sysv4_init_libfuncs): New.
-Thu Mar 20 13:53:30 1997 Michael Meissner <meissner@cygnus.com>
+ * config/ia64/sysv4.h (TARGET_INIT_LIBFUNCS): New. Defined as
+ ia64_sysv4_init_libfuncs.
- * rs6000.c (easy_fp_constant): If -mrelocatable, consider all fp
- constants to be hard.
+2004-05-20 Falk Hueffner <falk@debian.org>
-Mon Mar 20 13:53:30 1997 Jim Wilson <wilson@cygnus.com>
-
- * rs6000.md (movdf/movsf define_splits): Add SUBREG support.
-
- * rs6000.c (fp_reg_or_mem_operand): Delete.
- * rs6000.h (PREDICATE_CODES): Remove fp_reg_or_mem_operand.
- (fp_reg_or_mem_operand): Delete declaration.
- * rs6000.md (movsf_hardfloat): Use nonimmediate_operand instead
- of fp_reg_or_mem_operand.
+ PR other/15526
+ * libgcc2.c (__mulvsi3): Fix overflow test.
-Thu Mar 20 08:52:27 1997 Jeffrey A Law (law@cygnus.com)
+2004-05-19 Andrew Pinski <pinskia@physics.uc.edu>
- * mn10300.md (cmpsi): Handle comparing a register with
- itself by adding zero to the reg. Z bit for such an insn is
- inverted.
- * mn10300.c (notice_update_cc): Handle CC_INVERT.
+ PR c/14171
+ * reg-stack.c (nan): Rename to ...
+ (not_a_num): Here.
+ (reg_to_stack): Rename nan to not_a_num.
+ (subst_stack_regs_pat): Likewise.
+ (convert_regs_entry): Likewise.
+ (convert_regs_1): Likewise.
- * pa.c (emit_move_sequence): Don't lose for a secondary reload
- to the SAR register if the input is a MEM with an offset that won't
- fit in 14bits.
+ * tree-cfg.c (find_case_label_for_value): Replace call to
+ simple_cst_equal with tree_int_cst_equal.
-Wed Mar 19 17:10:44 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+2004-05-19 Jeff Law <law@redhat.com>
- * m68k/linux.h (ASM_OUTPUT_MI_THUNK): Define.
+ * tree-into-ssa.c (prepare_operand_for_rename): New argument is_use.
+ If the operand is for a use, then strip away the SSA_NAME, do not
+ strip away the SSA_NAME for a set. Never call release_ssa_name.
+ (mark_def_sites): Appropriately pass additional argument to
+ prepare_operand_for_rename. If a VDEF_RESULT is not an SSA_NAME,
+ then set the VDEF_RESULT to the VDEF_OP.
+ (set_def_block): Strip away any SSA_NAME to get to the real
+ underlying variable.
+
+ * tree-ssa-phiopt.c (value_replacement): Handle the case where
+ the desired edge out of COND_BLOCK reaches OTHER_BLOCK rather than
+ BB directly.
+
+2004-05-19 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ PR c++/15463
+ * loop-iv.c (iv_number_of_iterations): Use trunc_int_for_mode on
+ result of inverse.
+
+ PR rtl-optimization/15274
+ * loop-iv.c (determine_max_iter, shorten_into_mode,
+ iv_number_of_iterations): Handle constants correctly.
+ * rtl.h (get_mode_bounds): Declaration changed.
+ * stor-layout.c (get_mode_bounds): Return a constant suitable for
+ the target mode.
+
+ PR rtl-optimization/14692
+ * loop-unswitch.c (may_unswitch_on): Try folding the result.
+ (unswitch_single_loop): Work correctly when may_unswitch_on
+ returns a folded constant.
+
+ * loop-iv.c (implies_p): Handle A < B ==> A + 1 <= B.
+ * simplify-rtx.c (simplify_const_relational_operation): Optimize
+ comparisons with mode bounds.
+
+ * function.c (struct temp_slot): Add new field prev.
+ (free_after_compilation, init_temp_slots): Free new fields.
+ (cut_slot_from_list, insert_slot_to_list,
+ temp_slots_at_level, max_slot_level, move_slot_to_level,
+ make_slot_available): New functions.
+ (assign_stack_temp_for_type, combine_temp_slots,
+ find_temp_slot_from_address, preserve_temp_slots,
+ preserve_rtl_expr_result, free_temp_slots,
+ free_temps_for_rtl_expr, pop_temp_slots): Work with
+ the new structure of lists.
+ (mark_all_temps_used): Removed.
+ * function.h (struct function): Field x_temp_slots
+ replaced by x_used_temp_slots and x_avail_temp_slots.
+ (temp_slots): Replaced by ...
+ (used_temp_slots, avail_temp_slots): New.
+ * tree.h (mark_all_temps_used): Declaration removed.
+
+ * loop-iv.c (mark_single_set, get_biv_step_1, iv_analyze,
+ simplify_using_assignment): Take the expression out of
+ the expr_list wrapper.
+
+ * loop-iv.c (iv_number_of_iterations): Improve clasification of
+ infinite loops.
+
+2004-05-19 Roger Sayle <roger@eyesopen.com>
+
+ * doc/tm.texi (TARGET_RTX_COSTS): Document that instruction
+ costs should be based on code size when optimizing for size.
+
+2004-05-19 Paolo Bonzini <bonzini@gnu.org>
+
+ * fold-const.c: Remove non-printable character 160.
+
+2004-05-19 Nick Clifton <nickc@redhat.com>
+
+ * doc/invoke.texi (ARM Options): Fix typo.
+ Remove descrption of -mshort-load-bytes and
+ -mno-short-load-bytes.
+
+ * config/ip2k/ip2k.c (ip2k_composite_xexp_not_uses_reg_p): Add
+ missing parenthesis.
+ * config/ip2k/ip2k.c (ip2k_unary_operator): Likewise.
+ * config/ip2k/ip2k.c (ip2k_binary_operator): Likewise.
+
+2004-05-19 Steven Bosscher <stevenb@suse.de>
+
+ * expr.c (store_constructor): Build loop start and end by hand
+ instead of via loop functions from stmt.c.
+ (expand_expr_real_1): Abort if we see an EXIT_EXPR or a LOOP_EXPR.
+ Remove the code to expand them.
+
+ * stmt.c (loop_stack): Remove this and everything related.
+ (struct nesting, enum nesting_desc): Update.
+ (expand_fixup): Likewise.
+ (expand_loop_start, expand_start_loop_continue_elsewhere,
+ expand_start_null_loop, expand_loop_continue_here, expand_end_loop,
+ expand_end_null_loop, expand_continue_loop, expand_exit_loop,
+ expand_exit_loop_if_false, expand_exit_loop_top_cond,
+ expand_exit_something): Remove.
+ * tree.h: Remove prototypes.
+
+2004-05-18 Mike Stump <mrs@apple.com>
+ Devang Patel <dpatel@apple.com>
+
+ * doc/tm.texi (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument to indicate
+ if this label is for eh.
+ * config/darwin-protos.h (darwin_emit_unwind_label): Likewise.
+ * config/darwin.c (darwin_emit_unwind_label): Likewise.
+ * dwarf2out.c (output_call_frame_info): Likewise.
+ * output.h (default_emit_unwind_label): Likewise.
+ * target.h (unwind_label): Likewise.
+ * varasm.c (default_emit_unwind_label): Likewise.
+
+ * config/darwin.h (DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE,
+ DEBUG_FRAME_SECTION, DEBUG_INFO_SECTION, DEBUG_ABBREV_SECTION,
+ DEBUG_ARANGES_SECTION, DEBUG_MACINFO_SECTION, DEBUG_LINE_SECTION,
+ DEBUG_LOC_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_STR_SECTION,
+ DEBUG_RANGES_SECTION): Define.
+
+2004-05-18 Zack Weinberg <zack@codesourcery.com>
+
+ * cgraph.c (hash_node, eq_node, cgraph_node, cgraph_remove_node)
+ (cgraph_varpool_hash_node, eq_cgraph_varpool_node)
+ (cgraph_varpool_node):
+ Use DECL_UID for the key, not DECL_ASSEMBLER_NAME.
+ (cgraph_function_possibly_inlined_p): Use the decl itself for
+ the key, not DECL_ASSEMBLER_NAME.
+ (change_decl_assembler_name): No need to muck with the hash tables.
+ (cgraph_node_for_identifier, cgraph_varpool_node_for_identifier):
+ Delete.
+ * cgraphunit.c (cgraph_mark_inline_edge): Use the decl itself
+ for the key, not DECL_ASSEMBLER_NAME.
+ * cgraph.h: Remove prototypes of deleted functions.
+ * varasm.c (mark_referenced): Just set TREE_SYMBOL_REFERENCED.
+ (mark_decl_referenced): New function.
+ * tree.h: Prototype mark_decl_referenced.
+ * final.c (output_addr_const) <case SYMBOL_REF>: Call
+ mark_decl_referenced before assemble_name.
+ * c-decl.c (finish_decl): Use mark_decl_referenced.
+
+2004-05-18 Andrew Pinski <pinskia@physics.uc.edu>
+ Jeff Law <law@redhat.com>
+
+ * tree-ssa-phiopt.c (abs_replacement): New function.
+ (empty_block_p): New function extracted from...
+ (candidate_bb_for_phi_optimization): Break out empty block test.
+ (conditional_replacement): Use empty_block_p.
+ (value_replacement): Similarly.
+
+ * Makefile.in (tree-ssa-phiopt.o): Depends on flags.h.
+ * tree-ssa-phiopt.c: Include flags.h.
+ (conditional_replacement): Remove argument names from prototype.
+ Minor formatting and comment fixes.
+ (tree_ssa_phiopt): If conditional_replacement returns false, then
+ call value_replacement.
+ (value_replacement): New function.
+
+2004-05-18 Jeff Law <law@redhat.com>
+
+ * tree-ssa-phiopt.c (replace_phi_with_stmt): New function extracted
+ from conditional_replacement.
+ (candidate_bb_for_phi_optimization): Similarly.
+ (conditional_replacement): Use replace_phi_with_stmt and
+ candidate_bb_for_phi_optimization.
+
+ * tree-ssa-phiopt.c: Fix various formatting issues.
+
+2004-05-18 Steven Bosscher <stevenb@suse.de>
+
+ * config/s390/s390.c (s390_expand_movstr, s390_expand_clrstr,
+ s390_expand_cmpmem): Do not use expand_start_loop and
+ expand_end_loop, instead build the loop manually.
+
+2004-05-18 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.md (ctrsi_internal3): Delete.
+ (ctrsi_internal4, ctrdi_internal3, ctrdi_internal4): Delete.
+
+2004-05-17 Jeff Law <law@redhat.com>
+
+ * toplev.h (flag_delete_null_pointer_checks): Move from here to...
+ * flags.h (flag_delete_null_pointer_checks): Here.
+ * tree-flow.h (cprop_into_successor_phis): Add argument to prototype.
+ * tree-phinodes.c (resize_phi_node): Initialize PHI_ARG_NONZERO.
+ (add_phi_arg, remove_phi_arg_num): Similarly.
+ * tree-ssa-copy.c (cprop_into_successor_phis): Propagate nonzero
+ property into PHI nodes.
+ * tree-ssa-dom.c: Remove redundant inclusion of flags.h.
+ (record_equivalences_from_phis): If all PHI arguments are known to be
+ nonzero, then the result must be nonzero as well.
+ (cprop_into_phis): Pass nonzero_vars bitmap to cprop_into_successor_phis.
+ (record_equivalences_from_stmt): Check flag_delete_null_pointer_checks
+ appropriately. Walk the USE-DEF chains and propagate nonzero property
+ as appropriate.
+ * tree.h (PHI_ARG_NONZERO): Define.
+ (phi_arg_d): Add nonzero flag.
+
+2004-05-17 Zack Weinberg <zack@codesourcery.com>
+
+ * f: Entire directory removed
+
+ * c-common.h (CTI_G77_INTEGER_TYPE, CTI_G77_UINTEGER_TYPE)
+ (CTI_G77_LONGINT_TYPE, CTI_G77_ULONGINT_TYPE)
+ (g77_integer_type_node, g77_uinteger_type_node)
+ (g77_longint_type_node, or g77_ulongint_type_node): Delete.
+ * c-common.c (c_common_nodes_and_builtins): Do not initialize
+ the above set of variables.
+
+ * config/i386/uwin.h: No need to define WIN32_UWIN_TARGET.
+ * doc/invoke.texi, doc/standards.texi: Remove cross-references
+ to g77 manual.
+
+2004-05-17 Steven Bosscher <stevenb@suse.de>
+
+ PR tree-optimization/15438
+ * tree-ssa-operands.c (get_expr_operands): Do not treat malloc
+ attributed functions as pure or const.
+
+2004-05-17 Frank Ch. Eigler <fche@redhat.com>
+
+ * tree-mudflap.c (mx_register_decls): Tolerate decl trees resulting
+ from source code with errors.
+
+2004-05-17 Ranjit Mathew <rmathew@hotmail.com>
+
+ Enable tree browser for all front ends.
+ * Makefile.in (cc1): Moved @TREEBROWSER@ from here...
+ (BACKEND): ...to here.
+
+2004-05-17 Jan Hubicka <jh@suse.cz>
+
+ * i386.c (construct_container): Do not produce BLKmode registers.
+ (classify_argument): Properly compute alignment of complex types.
+
+2004-05-17 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/15084
+ * config/i386/i386.md (*movsi_insv_1_rex64): Changed to DImode
+ and renamed to movdi_insv_1_rex64.
+ (insv): Support SImode for 32bit and DImode for 64bit.
+
+2004-05-17 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.h (MASK_DEBUG_G, TARGET_DEBUG_G_MODE): Delete.
+ (TARGET_SWITCHES): Remove debugg.
+ * config/mips/mips.md (adddi3, ashldi3, ashrdi3, lshrdi3): Only handle
+ TARGET_64BIT.
+ (subdi3): Replace the define_expand with a define_insn, the latter
+ renamed from subdi3_internal_3.
+ (negdi2): Likewise negdi2_internal_2.
+ (adddi3_internal_[12], subdi3_internal, ashldi3_internal{,2,3})
+ (ashrdi3_internal{,2,3}, lshrdi3_internal{,2,3}): Remove patterns
+ and associated define_splits.
+ (adddi3_internal): Renamed from adddi3_internal_3.
+ (ashldi3_internal): Likewise ashldi3_internal4.
+ (ashrdi3_internal): Likewise ashrdi3_internal4.
+ (lshrdi3_internal): Likewise lshrdi3_internal4.
-Wed Mar 19 16:59:34 1997 Paul Eggert <eggert@twinsun.com>
+2004-05-17 Richard Sandiford <rsandifo@redhat.com>
+
+ * optabs.c (expand_unop): Try implementing negation using subtraction
+ from zero.
- * cccp.c, cpplib.c (do_error, do_warning): Fix memory leak.
+2004-05-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
- * cccp.c (output_line_directive): Do not output negative line
- numbers when analyzing directives like `#line 0'.
+ * pa.md: Fix typo from last change. Remove DFmode move to and from
+ SAR register.
+
+2004-05-16 Richard Earnshaw <rearnsha@arm.com>
+
+ PR target/10982
+ * arm.md (ne_zeroextractsi): Convert to insn-and-split.
+ (ne_zeroextractsi_shifted): New pattern.
+ (ite_ne_zeroextractsi): New pattern.
+ (ite_ne_zeroextractsi_shifted): New pattern.
+
+2004-05-15 Steven Bosscher <stevenb@suse.de>
+
+ * c-gimplify.c (c_genericize):
+ Replace calls via (*lang_hooks.foo) with lang_hooks.foo.
+ * c-parse.in <expr_no_commas>: Likewise.
+ <if_prefix>: Likewise.
+ <select_or_iter_stmt>: Likewise.
+ * expr.c (expand_var, expand_expr_real_1): Likewise.
+ * expr.h (expand_expr): Make it a static inline function.
+ Move prototype for expand_expr_real up before this.
+ * fold-const.c (fold_relational_hi_lo, fold_relational_const):
+ Likewise.
+ * gimplify.c (gimple_boolify, gimplify_addr_expr,
+ gimplify_asm_expr, gimplify_expr): Likewise.
+ * tree-cfg.c (dump_tree_cfg, dump_cfg_stats, tree_cfg2vcg,
+ dump_function_to_file): Likewise.
+ * tree-dfa.c (dump_immediate_uses, dump_dfa_stats): Likewise.
+ * tree-inline.c (remap_block, save_body, walk_tree): Likewise.
+ * tree-into-ssa.c (dump_tree_ssa): Likewise.
+ * tree-mudflap.c (mf_varname_tree, mf_file_function_line_tree):
+ Likewise.
+ * tree-optimize.c (execute_one_pass): Likewise.
+ * tree-pretty-print.c (dump_generic_bb_buff): Likewise.
+ * tree-ssa-alias.c (dump_alias_stats, dump_alias_info): Likewise.
+
+ * objc/objc-act.c (objc_build_try_enter_fragment,
+ objc_build_try_epilogue, objc_build_catch_stmt,
+ objc_build_finally_prologue): Replace calls via (*lang_hooks.foo)
+ with lang_hooks.foo ().
+
+2004-05-15 Roger Sayle <roger@eyesopen.com>
+
+ * builtins.c (simplify_builtin_strcpy): Avoid use of chainon, so
+ that simplify_builtin doesn't destructively modify its argument.
+
+2004-05-15 Richard Earnshaw <reanrsha@arm.com>
+
+ * arm/lib1funcs.asm (_lshrdi3, _ashrdi3, _ashldi3): Add ASM
+ implementations for ARM and Thumb.
+ * arm/t-arm-elf (LIB1ASMFUNCS): Use them.
+
+2004-05-15 Thomas Quinot <quinot@act-europe.fr>
+
+ * prefix.c (update_path): Replace PREFIX with KEY only
+ when it matches a full directory name in PATH.
+
+2004-05-15 Richard Earnshaw <reanrsha@arm.com>
+
+ * arm.h (TARGET_APCS_32): Delete.
+ (TARGET_MMU_TRAPS): Delete.
+ (TARGET_CPU_CPP_BUILTINS): Unconditionally define __APCS_32__. Never
+ define __APCS_26__.
+ (CPP_SPEC): Remove checking of -mapcs-{26,32}.
+ (ARM_FLAG_APCS_32, ARM_FLAG_MMU_TRAPS): Delete.
+ (TARGET_SWITCHES): Remove alignment_traps and apcs-{26,32} switches.
+ (prog_mode_type): Delete.
+ (PROMOTE_MODE): Always promote unsigned for HImode.
+ (SECONDARY_INPUT_RELOAD_CLASS): Simplify.
+ (MASK_RETURN_ADDR): Simplify.
+ * arm.c (arm_prgmode): Delete.
+ (arm_override_options, arm_gen_rotated_half_load): Simplify.
+ (print_multi_reg, output_return_instruction): Simplify.
+ (arm_output_epilogue, arm_final_prescan_insn): Simplify.
+ (arm_return_addr): Simplify.
+ * arm.md (prog_mode): Delete.
+ (conds): Simplify.
+ (zero_extendhisi2, extendhisi2, movhi, movhi_bytes): Simplify.
+ (rotated_loadsi, movhi_insn_littleend, movhi_insn_bigend): Delete.
+ (loadhi_si_bigend, loadhi_preinc, loadhi_shiftpreinc): Delete.
+ (loadhi_shiftpredec): Delete.
+ (peephole for post-increment on HImode load): Delete.
+ * arm/crtn.asm: (FUNC_END): Simplify.
+ * arm/lib1funcs.asm: Remove APCS-26 return macros.
+ * arm/aof.h, arm/coff.h arm/elf.h arm/linux-elf.h arm/netbsd-elf.h
+ * arm/netbsd.h arm/pe.h arm/semi.h arm/semiaof.h arm/unknown-elf.h
+ * arm/vxworks.h arm/wince-pe.h: Tidy TARGET_DEFAULTS and
+ MULTILIB_DEFAULTS as required.
+ * arm/t-arm-elf arm/t-linux arm/t-pe arm/t-semi arm/t-wince-pe
+ * arm/t-xscale-coff arm/t-xscale-elf arm/uclinux-elf: Tidy MULTILIB
+ variables as required.
+ * doc/invoke.texi (ARM Options): Remove obsolete flags.
+
+2004-05-15 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.c (rs6000_va_arg <ABI_V4>): Don't use
+ UNITS_PER_WORD to calculate gpr size. Re-instate code to set reg
+ count to 8 to handle n_reg > 2.
+
+2004-05-15 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * doc/extend.texi: Update WG14 URL.
+
+2004-05-15 Steven Bosscher <stevenb@suse.de>
+
+ * basic-block.h (life_analysis, delete_noop_moves):
+ Update prototypes.
+ * bt-load.c (branch_target_load_optimize): Don't take the
+ insns stream as an argument. Update the life_analysis calls.
+ * combine.c (combine_instructions): Update delete_noop_moves
+ calls.
+ * flow.c (notice_stack_pointer_modification): Don't take the
+ insns stream as an argument. Work on the flow graph.
+ (life_analysis): Likewise.
+ (delete_noop_moves): Likewise.
+ * passes.c (rest_of_handle_stack_regs): Update reg_to_stack call.
+ (rest_of_handle_life): Update life_analysis call.
+ (rest_of_compilation): Likewise, and also update
+ branch_target_load_optimize call.
+ * ra.c (reg_alloc): Update life_analysis call.
+ * reg-stack.c (reg_to_stack): Likewise. Also, don't take
+ the insns stream as an argument.
+ * regrename.c (copyprop_hardreg_forward): Update delete_noop_moves
+ call.
+ * rtl.c (branch_target_load_optimize, reg_to_stack): Update
+ prototypes.
+ * value-profile.c (branch_prob): Update life_analysis call.
+ * web.c (web_main): Work on the CFG, not on the insns stream.
+
+ * config/ip2k/ip2k.c (ip2k_reorg): Update life_analysis calls.
+ * config/m68hc11/m68hc11.c (m68hc11_reorg): Likewise.
+ * config/sh/sh.c (sh_output_mi_thunk): Likewise.
+
+2004-05-15 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ PR c/15444
+ * c-format.c (avoid_dollar_number): New function.
+ (check_format_info_main): Call avoid_dollar_number when operand
+ numbers might occur but has_operand_number == 0.
+
+2004-05-14 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm.md (all peephole2 patterns): Use predicates that validate
+ register classes as appropriate.
+
+2004-05-14 Steven Bosscher <stevenb@suse.de>
+
+ PR opt/14472
+ * tree-tailcall.c (process_assignment): Use STRIP_NOPS to
+ ignore type conversions that do not inhibit tail calling.
+ (find_tail_calls): Likewise.
+
+2004-05-14 Jeff Law <law@redhat.com>
+
+ * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Don't even
+ bother marking bypassed virtuals for out-of-ssa. Instead merge
+ bypassed virtuals into vars_to_rename just before into-ssa pass.
+
+ * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Reorganize
+ so that it picks up more opportunities to eliminate ABS expressions
+ or turn them into negations.
+
+2004-05-14 Steven Bosscher <stevenb@suse.de>
+
+ * passes.c (rest_of_handle_null_pointer): Remove.
+ (rest_of_handle_cse): Don't call rest_of_handle_null_pointer.
+ (rest_of_compilation): Likewise.
+ * rtl.h (delete_null_pointer_checks): Remove prototype.
+ * gcse.c (rd_kill, rd_gen, reaching_defs, rd_out, ae_in, ae_out):
+ Remove declarations.
+ (get_bitmap_width, alloc_rd_mem, free_rd_mem, handle_rd_kill_set,
+ compute_kill_rd, compute_rd, alloc_avail_expr_mem,
+ free_avail_expr_mem, compute_ae_gen, expr_killed_p, compute_ae_kill,
+ expr_reaches_here_p, computing_insn, def_reaches_here_p,
+ can_disregard_other_sets, handle_avail_expr, classic_gcse,
+ one_classic_gcse_pass, invalidate_nonnull_info,
+ delete_null_pointer_checks_1, delete_null_pointer_checks,
+ expr_reached_here_p_work): Remove.
+ (gcse_main): Do not perform classic GCSE when optimizing for size.
+ (alloc_pre_mem, free_pre_mem): Don't touch ae_in and ae_out, they
+ are never used.
+
+2004-05-14 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR optimization/14466
+ * tree-complex.c (make_temp): Remove.
+ (gimplify_val): Replace make_temp with make_rename_temp
+ and add NULL as the second argument.
+ (expand_complex_div_wide): Likewise.
+ * tree-dfa.c (make_rename_temp): New function.
+ * tree-flow.h (make_rename_temp): Declare.
+ * tree-sra.c (make_temp): Remove.
+ (lookup_scalar): Replace make_temp with make_rename_temp.
+ (create_scalar_copies): Likewise.
+ * tree-ssa-phiopt.c (conditional_replacement): When we
+ get non gimple create a temporary variable to hold the
+ casted expression.
+
+2004-05-14 Paul Brook <paul@codesourcery.com>
+
+ * stor-layout.c (update_alignment_for_field): Use
+ targetm.align_anon_bitfield.
+ * target-def.h (TARGET_ALIGN_ANON_BITFIELD): Define.
+ (TARGET_INITIALIZER): Use it.
+ * target.h (struct gcc_target): Add align_anon_bitfield.
+ * config/arm/arm.c (arm_align_anon_bitfield): New function.
+ (TARGET_ALIGN_ANON_BITFIELD): Define.
+ * doc/tm.texi: Document TARGET_ALIGN_ANON_BITFIELD.
+
+2004-05-13 Zack Weinberg <zack@codesourcery.com>
+
+ * tree.def (documentation): Remove mention of class 'b'.
+ (BLOCK): Now in class 'x'.
+ * c-common.c (verify_tree): Remove case 'b'.
+ * c-typeck.c (same_translation_unit_p): Change 'b' to 'x'.
+ * calls.c (calls_function_1): Control cannot get past the switch
+ when exp is a BLOCK.
+ * print-tree.c (print_node): Move code for class 'b' to the class
+ 'c'/'x' switch, as case BLOCK.
+ * tree.c (tree_size, make_node_stat, tree_node_structure): Likewise.
+ (unsafe_for_reeval, substitute_placeholder_in_expr)
+ (stabilize_reference_1): Remove case 'b'.
+ * tree-browser.c (browse_tree): Change all tests for TREE_CODE_CLASS
+ of something being 'b' to tests for TREE_CODE of something being
+ BLOCK.
+ * tree-ssa-operands.c (get_expr_operands): Likewise.
+
+2004-05-13 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-gimple.c: Rename from tree-simple.c.
+ * tree-gimple.h: Rename from tree-simple.h.
+ * c-gimplify.c: Rename from c-simplify.c
+ * Makefile.in, c-decl.c, gimple-low.c, gimplify.c,
+ langhooks.c, tree-alias-ander.c, tree-alias-common.c,
+ tree-complex.c, tree-dfa.c, tree-flow.h, tree-inline.c,
+ tree-into-ssa.c, tree-iterator.c, tree-mudflap.c,
+ tree-nested.c, tree-nomudflap.c, tree-outof-ssa.c, tree-sra.c,
+ tree-ssa-alias.c, tree-ssa-ccp.c, tree-ssa-copyrename.c,
+ tree-ssa-dce.c, tree-ssa-live.c, tree-ssa-pre.c, tree-ssa.c:
+ Update.
+
+2004-05-14 Ranjit Mathew <rmathew@hotmail.com>
+
+ * doc/sourcebuild.texi: Mention libbanshee and libmudflap.
+
+2004-05-13 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * tree-ssa.c (delete_tree_ssa): XFREE
+ bitmaps allocated with BITMAP_XMALLOC.
+
+ * tree-ssa-pre.c (execute_pre): Free ephi_use_pool and
+ idfs_cache at the end of the function.
+
+ * tree-ssa-live.c (calculate_live_on_entry): Free saw_def
+ at the end of the function.
+
+ * tree-ssa-dce.c (perform_tree_ssa_dce): Free
+ el at the end of the function.
+
+ * tree-into-ssa.c (insert_phi_nodes_for): XFREE
+ bitmaps allocated with BITMAP_XMALLOC.
+
+ * loop-unswitch.c (unswitch_single_loop): Free bbs at
+ the end.
+
+ * final.c (shorten_branches): Free uid_shuid before
+ reallocating it.
+
+ * bb-reoder.c (connect_traces): Free cold_traces at the end.
+
+2004-05-13 Jeff Law <law@redhat.com>
+
+ * tree-ssa-live.c (calculate_live_on_entry): Ignore virtual
+ variables. Simplify slightly by using USE_OP/DEF_OP instead
+ of USE_OP_PTR/DEF_OP_PTR and dereferencing the result.
+
+ * tree-into-ssa.c (compute_global_livein): Use EXECUTE_IF_SET_IN_BITMAP
+ rather than iterating through the blocks testing each bit in
+ livein to initialize the worklist.
+ (mark_def_sites): Remove useless checks of KILLS for virtual
+ operands.
+
+ * tree-ssa-forwprop.c (record_single_argument_cond_exprs): Accept
+ new parameters for the statement and variable worklist as well
+ as a bitmap of interesting SSA_NAMEs. Walk over the statement
+ worklist recording interesting variables in the variable worklist
+ and bitmap. Handle casts between integral and boolean types.
+ (substitute_single_use_vars): Accept new parameters for the statement
+ and variable worklist. When a substitution is made add a new
+ entry to the statement worklist. Handle casts between integral
+ and boolean types.
+ (tree_ssa_forward_propagate_single_use_vars): Rework to pass
+ worklists to children. Iterate until the statement worklist
+ is empty.
+
+2004-05-13 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * tree-outof-ssa.c (rewrite_vars_out_of_ssa): Free map at
+ the end of the block.
+
+ * tree-into-ssa.c (def_blocks_free): XFREE bitmaps allocated
+ with BITMAP_XMALLOC.
+
+ * tree-ssa-alias.c (delete_alias_info): XFREE bitmaps allocated
+ with BITMAP_XMALLOC.
+
+ * tree-ssa-dom.c (tree_ssa_dominator_optimize):
+ Free nonzero_vars at the end of the function.
+
+ * convert.c (convert_to_integer): Make a CONVERT_EXPR when there is a
+ need to generate code instead of a NOP_EXPR.
+
+2004-05-13 Ian Lance Taylor <ian@wasabisystems.com>
+
+ * gcc.c (default_compilers): Fill out initializers for new Fortran
+ entries.
+
+2004-05-13 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.h (PCC_BITFIELD_TYPE_MATTERS): Define.
+
+2004-05-13 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.c (arm_default_short_enums): New function.
+ (TARGET_DEFAULT_SHORT_ENUMS): Define.
+
+2004-05-13 Diego Novillo <dnovillo@redhat.com>
+
+ Merge from tree-ssa-20020619-branch.
+
+ * Makefile.in (reload1.o-warn): Add.
+ (tree-alias-ander.o-warn): Add.
+ (GMPLIBS): Define.
+ (GMPINC): Define.
+ (BANSHEELIB): Define.
+ (BANSHEEINC): Define.
+ (TREE_DUMP_H): Define.
+ (TREE_SIMPLE_H): Define.
+ (TREE_FLOW_H): Define.
+ (LIBDEPS): Add BANSHEELIB.
+ (INCLUDES): Add BANSHEEINC and GMPINC.
+ (C_AND_OBJC_OBJS): Add c-simplify.o, tree-mudflap.o,
+ c-mudflap.o and c-pretty-print.o.
+ (C_OBJS): Remove c-pretty-print.o.
+ (OBJS-common): Remove sibcall.o.
+ Add tree-cfg.o, tree-dfa.o, tree-eh.o,
+ tree-ssa.o, tree-optimize.o, tree-simple.o,
+ tree-alias-type.o, gimplify.o, tree-pretty-print.o,
+ tree-into-ssa.o, tree-outof-ssa.o, tree-alias-common.o,
+ tree-ssa-ccp.o, @ANDER@, tree-ssa-dce.o, tree-ssa-copy.o,
+ tree-nrv.o, tree-ssa-copyrename.o, tree-ssa-pre.o,
+ tree-ssa-live.o, tree-ssa-operands.o, tree-ssa-alias.o,
+ tree-ssa-phiopt.o, tree-ssa-forwprop.o, tree-nested.o,
+ tree-ssa-dse.o, tree-ssa-dom.o, domwalk.o,
+ tree-tailcall.o, gimple-low.o, tree-iterator.o,
+ tree-phinodes.o, tree-ssanames.o, tree-sra.o,
+ tree-complex.o, tree-ssa-loop.o, rtl-profile.o and
+ tree-profile.o.
+ (OBJC-archive): Add tree-nomudflap.o.
+ (cc1): Add dependency on @TREEBROWSER@.
+ (c-decl.o): Add dependency on TREE_DUMP_H.
+ (c-dump.o): Likewise.
+ (c-common.o): Add dependency on tree-iterator.h
+ (c-pretty-print.o): Add dependency on DIAGNOSTIC_H.
+ (gtype-desc.o): Add dependency on TREE_FLOW_H.
+ (tree.o): Add dependency on tree-iterator.h,
+ BASIC_BLOCK_H and TREE_FLOW_H.
+ (tree-dump.o): Depend on TREE_DUMP_H instead of tree-dump.h.
+ (langhooks.o): Add dependency on TREE_SIMPLE_H.
+ (tree-alias-type.o, tree-alias-ander.o,
+ tree-alias-common.o, tree-ssa.o, tree-into-ssa.o,
+ tree-outof-ssa.o, tree-ssa-dse.o, tree-ssa-forwprop.o,
+ tree-ssa-phiopt.o, tree-nrv.o, tree-ssa-copy.o,
+ tree-ssa-dom.o, tree-ssanames.o, tree-phinodes.o,
+ domwalk.o, tree-ssa-live.o, tree-ssa-copyrename.o,
+ tree-ssa-pre.o, tree-cfg.o, tree-tailcall.o,
+ tree-nested.o, tree-iterator.o, tree-dfa.o,
+ tree-ssa-operands.o, tree-eh.o, tree-ssa-loop.o,
+ tree-ssa-alias.o, tree-optimize.o, c-simplify.o,
+ gimplify.o, gimple-low.o, tree-browser.o, tree-simple.o,
+ tree-mudflap.o, c-mudflap.o, tree-nomudflap.o,
+ tree-pretty-print.o, tree-ssa-dce.o, tree-ssa-ccp.o,
+ tree-sra.o, tree-complex.o, tree-profile.o,
+ rtl-profile.o): New rules.
+ (function.o): Add dependency on basic-block.h
+ (expr.o): Add dependency on tree-iterator.h.
+ (sibcall.o): Remove.
+ (profile.o): Depend on TREE_FLOW_H instead of TREE_H.
+ (cfg.o): Add dependency on TIMEVAR_H.
+ (cfghooks.o): Add dependency on TREE_FLOW_H.
+ (reg-stack.o): Add dependency on basic-block.h.
+ (GTFILES): Add hwint.h, tree-mudflaph.c, tree-flow.h,
+ c-objc-common.c, c-common.c, c-parse.in, tree-ssanames.c,
+ tree-eh.c, tree-phinodes.c, tree-cfg.c, tree-dfa.c,
+ tree-ssa-ccp.c, tree-iterator.c, gimplify.c,
+ tree-alias-type.h, tree-alias-common.h,
+ tree-alias-type.c, tree-alias-common.c,
+ tree-ssa-operands.h, tree-ssa-operands.c, tree-profile.c,
+ rtl-profile.c and tree-nested.c.
+ (gt-tree-alias-common.h, gt-tree-mudflap.h,
+ gt-tree-ssa-ccp.h, gt-tree-eh.h, gt-tree-ssanames.h,
+ gt-tree-iterator.h, gt-gimplify.h, gt-tree-phinodes.h,
+ gt-tree-cfg.h, gt-tree-nested.h): New rules.
+ (TEXI_GCCINT_FILES): Add cfg.texi and tree-ssa.texi.
+ * basic-block.h: Include predict.h
+ (struct edge_def): Add GTY marker.
+ Change field 'insns' to be a union of tree and rtx.
+ (EDGE_TRUE_VALUE): Define.
+ (EDGE_FALSE_VALUE): Define.
+ (EDGE_EXECUTABLE): Define.
+ (struct bb_ann_d): Forward declare.
+ (struct basic_block_def): Add GTY marker.
+ Remove fields head_tree and end_tree.
+ Add fields stmt_list, rbi and tree_annotations.
+ (struct reorder_block_def): Define.
+ (basic_block_info): Add GTY marker.
+ (ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Change to global
+ variables instead of macros.
+ (flow_call_edges_add): Remove declaration.
+ (make_eh_edge): Remove declaration.
+ (brief_dump_cfg, find_edge, tree_predicted_by_p,
+ rtl_predicted_by_p, tree_predict_edge, rtl_predict_edge,
+ predict_edge_def, rtl_make_eh_edge, find_basic_blocks,
+ cleanup_cfg, delete_unreachable_blocks, merge_seq_blocks,
+ alloc_rbi_pool, initialize_bb_rbi, free_rbi_pool): Declare.
+ (try_redirect_by_replacing_jump): Modfiy return type to
+ edge instead of bool.
+ * bb-reorder.c (copy_bb): Call duplicate_block
+ instead of cfg_layout_duplicate_bb.
+ (copy_bb_p): Call can_duplicate_block_p instead of
+ cfg_layout_can_duplicate_bb_p.
+ * bitmap.c (bitmap_first_set_bit): Abort if word
+ wasn't found.
+ (bitmap_last_set_bit): Likewise.
+ * builtin-types.def (DEF_FUNCTION_TYPE_2): Add
+ (DEF_FUNCTION_TYPE_3): Add.
+ * builtins.c (c_strlen): Make extern.
+ (builtin_save_expr): New.
+ (expand_builtin_nonlocal_goto): New.
+ (expand_builtin_constant_p): Remove.
+ (expand_builtin_mathfn): Call builtin_save_expr instead
+ of save_expr.
+ (expand_builtin_mathfn_2): Likewise.
+ (expand_builtin_strcmp): Likewise.
+ (expand_builtin_strncmp): Likewise.
+ (expand_builtin_strcat): Likewise.
+ (fold_builtin_cabs): Likewise.
+ (expand_builtin_alloca): Don't trigger if -fmudflap is
+ given.
+ (build_string_literal): Set TREE_INVARIANT on new node.
+ (expand_builtin_profile_fun): New.
+ (round_trampoline_addr): New.
+ (expand_builtin_init_trampoline): New.
+ (expand_builtin_adjust_trampoline): New.
+ (expand_builtin) <BUILT_IN_NEXT_ARG>: Call simplify_builtin_next_arg.
+ <BUILT_IN_CONSTANT_P>: Return const0_rtx;
+ <BUILT_IN_STACK_ALLOC, BUILT_IN_STACK_SAVE,
+ BUILT_IN_STACK_RESTORE, BUILT_IN_NONLOCAL_GOTO,
+ BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT,
+ BUILT_IN_INIT_TRAMPOLINE, BUILT_IN_ADJUST_TRAMPOLINE>:
+ Handle.
+ (fold_builtin_expect): New.
+ (fold_builtin_isascii): Don't return non-constant results
+ in GIMPLE form.
+ (fold_builtin_isdigit): Likewise.
+ (fold_builtin_1): New.
+ (fold_builtin): Call it.
+ (build_function_call_expr): Update call to build a new
+ CALL_EXPR.
+ (purge_builtin_constant_p): Remove.
+ (simplify_builtin, simplify_builtin_memcmp,
+ simplify_builtin_strcmp, simplify_builtin_strncmp,
+ simplify_builtin_strpbrk, simplify_builtin_strstr,
+ simplify_builtin_strchr, simplify_builtin_strrchr,
+ simplify_builtin_strcat, simplify_builtin_strncat,
+ simplify_builtin_strspn, simplify_builtin_strcspn,
+ simplify_builtin_next_arg, simplify_builtin_va_start,
+ simplify_builtin_sprintf): New.
+ * builtins.def (BUILT_IN_STACK_ALLOC,
+ BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE,
+ BUILT_IN_INIT_TRAMPOLINE, BUILT_IN_ADJUST_TRAMPOLINE,
+ BUILT_IN_NONLOCAL_GOTO, BUILT_IN_PROFILE_FUNC_ENTER,
+ BUILT_IN_PROFILE_FUNC_EXIT): Define.
+ * c-common.c: Include tree-iterator.h and hashtab.h.
+ (lang_statement_code_p): Declare.
+ (lang_gimplify_stmt): Declare.
+ (fix_string_type): Set TREE_INVARIANT for value.
+ (pointer_int_sum): Rely on build to set TREE_CONSTANT.
+ (c_type_hash): New.
+ (c_common_get_alias_set): Handle multiple type nodes
+ referring to "the same" type, currently for C90 only.
+ (c_add_case_label): Use create_artificial_label.
+ (finish_label_address_expr): Don't set TREE_CONSTANT on
+ result.
+ (c_expand_expr): Don't handle STMT_EXPR.
+ (handle_alias_attribute): Marke aliased variables to be
+ TREE_STATIC.
+ (handle_nonnull_attribute): Initialize arg_num.
+ (check_function_nonnull): Likewise.
+ (c_walk_subtrees): New.
+ (c_estimate_num_insns_1): Don't handle
+ EXPR_WITH_FILE_LOCATION nor FILE_STMT.
+ (c_decl_uninit_1): Remove.
+ (c_decl_uninit): Remove.
+ (c_warn_unused_result): New.
+ * c-common.def (ASM_STMT): Change number of operands
+ to 4.
+ (FILE_STMT): Remove.
+ * c-common.h (lang_expand_stmt, lang_expand_decl_stmt):
+ Remove.
+ (lang_gimplify_stmt): Add.
+ (expand_stmt): Remove.
+ (ASM_CV_QUAL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
+ ASM_CLOBBERS, STMT_EXPR_WARN_UNUSED_RESULT,
+ ASM_VOLATILE_P, FILE_STMT_FILENAME_NODE,
+ FILE_STMT_FILENAME, STMT_LINENO, STMT_LINENO_FOR_FN_P,
+ ASM_INPUT_P, DECL_C_HARD_REGISTER): Remove.
+ (genrtl_do_pushlevel, genrtl_goto_stmt, genrtl_expr_stmt,
+ genrtl_expr_stmt_value, genrtl_decl_stmt, genrtl_if_stmt,
+ genrtl_while_stmt, genrtl_do_stmt, genrtl_return_stmt,
+ genrtl_for_stmt, genrtl_break_stmt, genrtl_continue_stmt,
+ genrtl_scope_stmt, genrtl_switch_stmt, genrtl_case_label,
+ genrtl_compound_stmt, genrtl_asm_stmt,
+ genrtl_cleanup_stmt, c_decl_uninit): Remove.
+ (c_do_switch_warnings, c_gimplify_expr, c_walk_subtrees,
+ c_tree_chain_matters_p, c_warn_unused_result,
+ c_genericize, c_gimplify_stmt, stmt_expr_last_stmt):
+ Declare.
+ * c-convert.c (convert): Make convert work when
+ converting to compatible types across translation unit.
+ * c-decl.c: Include langhooks.h, tree-mudflap.h,
+ tree-simple.h, diagnostic.h and tree-dump.h
+ (merge_decls): Initialize oldtype to NULL.
+ (finish_decl): Use DECL_HARD_REGISTER instead of
+ DECL_C_HARD_REGISTER.
+ (check_bitfield_type_and_width): Check for null
+ lang_type_specific when check the precision of an enum.
+ (grokdeclarator): Immediately layout an ARRAY_TYPE used
+ in a pointer-to-array declarator.
+ (finish_struct): Clear allocated struct lang_type.
+ (finish_enum): Set enum_min and enum_max. Set
+ TYPE_MIN/MAX_VALUE to the limits of the compatible type,
+ not to the enumerators.
+ (set_decl_nonlocal): New.
+ (store_parm_decls): Use it via walk_tree.
+ (c_finalize): New.
+ (finish_function): When !targetm.have_ctors_dtors,
+ record static constructors and destructors here...
+ (c_expand_body_1): ... not here.
+ (c_expand_decl): Rename from c_expand_decl_stmt.
+ Handle all C-specific expansion semantics.
+ * c-dump.c (dump_stmt): Use EXPR_LOCUS instead of
+ STMT_LINENO.
+ * c-format.c (handle_format_arg_attribute): Initialize
+ format_num.
+ * c-lang.c: Include tree-inline.h
+ (LANG_HOOKS_EXPAND_DECL,
+ LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
+ LANG_HOOKS_TREE_INLINING_WALK_SUBTREES,
+ LANG_HOOKS_TREE_INLINING_TREE_CHAIN_MATTERS_P,
+ LANG_HOOKS_GIMPLIFY_EXPR, LANG_HOOKS_TYPES_COMPATIBLE_P): Define.
+ (LANG_HOOKS_DECL_UNINIT, LANG_HOOKS_RTL_EXPAND_STMT,
+ LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS): Remove.
+ (c_types_compatible_p): New.
+ * c-mudflap.c: New file.
+ * c-objc-common.c: Include tree-mudflap.h
+ (start_cdtor, finish_cdtor): Collapse
+ together into
+ (build_cdtor): ...here. Update to construct a complete tree
+ for the function. No need to call push_scope, pop_scope, or
+ clear_last_expr, or set current_function_cannot_inline.
+ (c_missing_noreturn_ok_p): Change prototype to return
+ bool.
+ (c_objc_common_init): Don't set lang_missing_noreturn_ok_p.
+ * c-opts.c (c_common_handle_option): Move handling of -fdump- to
+ opts.c.
+ (c_common_post_options): Don't ever use rtl inlining.
+ * c-parse.in: Use EXPR_LOCUS instead of STMT_LINENO.
+ * c-pragma.c (handle_pragma_redefine_extname): Define
+ always.
+ (init_pragma): Activate #pragma redefine_extname for mudflap.
+ * c-pretty-print.c (pp_c_statement): Remove FILE_STMT.
+ (pp_c_initializer): Accept any type CONSTRUCTOR.
+ (pp_c_initializer_list): Fix code expectations for VECTOR_TYPE and
+ COMPLEX_TYPE.
+ (decl_name_str): New local function.
+ (pp_c_direct_declarator): Call it.
+ (pp_c_primary_expression): Call it.
+ (pp_c_id_expression): Call it.
+ (pp_c_statement): Call it.
+ (print_c_tree): Create new pp object.
+ * c-pretty-print.h (pp_c_tree_decl_identifier,
+ print_c_tree): Declare.
+ * c-semantics.c: Include langhooks.h
+ (lang_expand_stmt, lang_expand_decl_stmt,
+ find_reachable_label_1, find_reachable_label,
+ expand_unreachable_if_stmt, expand_unreachable_stmt,
+ genrtl_do_stmt_1): Remove.
+ (begin_stmt_tree): Don't check for changed filename.
+ Call annotate_with_locus.
+ (finish_stmt_tree): Don't set line for end of function.
+ (build_stmt): Don't check type nodes for
+ side effects.
+ (build_stmt): Set TREE_SIDE_EFFECTS.
+ Set EXPR_LOCUS instead of STMT_LINENO.
+ (lang_expand_stmt, lang_expand_decl_stmt,
+ expand_cond, genrtl_do_pushlevel, genrtl_goto_stmt, genrtl_expr_stmt,
+ genrtl_expr_stmt_value, genrtl_decl_stmt, genrtl_if_stmt,
+ genrtl_while_stmt, genrtl_do_stmt_1, genrtl_do_stmt,
+ genrtl_return_stmt, genrtl_for_stmt, genrtl_break_stmt,
+ genrtl_continue_stmt, genrtl_scope_stmt, genrtl_switch_stmt,
+ genrtl_case_label, genrtl_compound_stmt, genrtl_asm_stmt,
+ genrtl_cleanup_stmt, expand_stmt, find_reachable_label,
+ find_reachable_label_1, expand_unreachable_if_stmt,
+ expand_unreachable_stmt): Remove.
+ (prep_stmt): Use EXPR_LOCUS instead of STMT_LINENO.
+ * c-simplify.c: New file.
+ * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Define.
+ (struct lang_type): Add fields enum_min and enum_max.
+ (c_expand_decl_stmt, c_missing_noreturn_ok_p): Remove.
+ (c_expand_decl, c_missing_noreturn_ok_p,
+ c_types_compatible_p): Declare.
+ * c-typeck.c (tagged_types_tu_compatible_p): Allow for
+ compiler-generated TYPE_DECLs without a DECL_ORIGINAL_TYPE.
+ (default_function_array_conversion): Rely on build to
+ set TREE_CONSTANT.
+ (parser_build_binary_op, pointer_diff): Likewise.
+ (build_unary_op, build_binary_op): Likewise.
+ (build_array_ref):
+ (build_external_ref): Set TREE_INVARIANT.
+ (build_c_cast, pop_init_level): Likewise.
+ (process_init_element): Use ASM_VOLATILE_P.
+ (build_asm_expr): Adapt to GENERIC/GIMPLE syntax.
+ (c_finish_case): Call c_do_switch_warnings.
+ * c.opt (fdump-): Remove.
+ * calls.c (try_to_integrate): Remove.
+ (prepare_call_address): Replace fndecl arg with a
+ precomputed static chain value.
+ (emit_call_1): New argument for full call expr.
+ (flags_from_decl_or_type): Call special_function_p.
+ (initialize_argument_information): Add argument
+ may_tailcall.
+ (purge_reg_equiv_notes): New.
+ (expand_call): Do not try to expand calls inline.
+ (fixup_tail_calls): New.
+ * cfg.c: Include timevar.h and ggc.h.
+ (bb_pool, edge_pool): Remove.
+ (ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Declare.
+ (entry_exit_blocks): Remove.
+ (rbi_pool): Declare.
+ (init_flow): Do not create pools.
+ Allocate entry/exit block.
+ (free_edge, alloc_block, expunge_block, unchecked_make_edge): Use GGC.
+ (alloc_rbi_pool, free_rbi_pool, initialize_bb_rbi): New.
+ (unlink_block): Clear b->prev_bb and b->next_bb.
+ (compact_blocks): Clear all slots of BASIC_BLOCK array.
+ (dump_flow_info): Work on trees too.
+ (dump_cfg_bb_info): New.
+ (brief_dump_cfg): New.
+ * cfganal.c (need_fake_edge_p, flow_call_edges_add): Remove.
+ (find_edge): New.
+ * cfgbuild.c (rtl_make_eh_edge): Rename from
+ make_eh_edge. Update all users.
+ (find_basic_blocks): Don't call VARRAY_FREE on
+ basic_block_info.
+ * cfgcleanup.c (outgoing_edges_match): Initialize newpos1
+ and newpos2.
+ (delete_unreachable_blocks): Return changed status.
+ (merge_seq_blocks): New.
+ * cfghooks.c: Include tree-flow.h
+ (tree_register_cfg_hooks, ir_type): New.
+ (redirect_edge_and_branch): Change return type to edge.
+ (predict_edge, predicted_by_p, can_duplicate_block_p,
+ duplicate_block, block_ends_with_call_p,
+ block_ends_with_condjump_p, flow_call_edges_add): New.
+ * cfghooks.h (redirect_edge_and_branch): Change return
+ type to edge.
+ (predict_edge, predicted_by_p, can_duplicate_block_p,
+ duplicate_block, block_ends_with_call_p,
+ block_ends_with_condjump_p, flow_call_edges_add): Declare.
+ (redirect_edge_and_branch): Change return type to edge.
+ (struct cfg_hooks): Add fields block_ends_with_call_p,
+ block_ends_with_condjump_p, flow_call_edges_add,
+ predict_edge, predicted_by_p, can_duplicate_block_p and
+ duplicate_block.
+ (tree_cfg_hooks, ir_type, tree_register_cfg_hooks): Declare.
+ * cfglayout.c (cfg_layout_pool, cfg_layout_initialize_rbi): Removed.
+ (fixup_reorder_chain): Use initialize_bb_rbi.
+ (cfg_layout_can_duplicate_bb_p, cfg_layout_duplicate_bb): Hookized.
+ (cfg_layout_initialize): Use cfg.c rbi pool manipulation functions.
+ (can_copy_bbs_p, copy_bbs): Use cfghooks for bb duplication.
+ (insn_locators_initialize): Use new info about blocks.
+ * cfglayout.h (typedef struct reorder_block_def): Moved to
+ basic_block.h.
+ (cfg_layout_can_duplicate_bb_p, cfg_layout_duplicate_bb): Declaration
+ removed.
+ * cfgloop.c: Include tree.h and tree-flow.h.
+ * cfgloop.h (create_loop_notes): Declare.
+ * cfgloopmanip.c (create_loop_notes): New.
+ * cfgrtl.c (cfg_layout_create_basic_block): Use initialize_bb_rbi.
+ (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Fill in can_duplicate_block_p
+ and duplicate_block fields.
+ (create_basic_block_structure): Don't look at
+ RTX_INTEGRATED_P.
+ (rtl_block_ends_with_call_p): New.
+ (rtl_block_ends_with_condjump_p): New.
+ (need_fake_edge_p): Moved from cfganal.c.
+ (rtl_flow_call_edges_add): Moved from cfganal.c (flow_call_edges_add).
+ (rtl_cfg_hooks): Add rtl_block_ends_with_call_p,
+ rtl_block_ends_with_condjump_p, rtl_flow_call_edges_add.
+ (cfg_layout_rtl_cfg_hooks): Ditto.
+ * cgraph.c (cgraph_mark_reachable_node): Don't force nested
+ functions to be reachable.
+ * cgraphunit.c (decide_is_function_needed):
+ * cgraphunit.c (decide_is_function_needed): Nested functions of extern
+ inline functions don't need to be output.
+ (cgraph_assemble_pending_functions): Don't do anything
+ special for nested functions.
+ (cgraph_mark_functions_to_output): Likewise.
+ (cgraph_finalize_function): Don't zap DECL_STRUCT_FUNCTION.
+ (cgraph_analyze_function): Use estimate_num_insns.
+ (cgraph_mark_functions_to_output): Likewise.
+ (cgraph_estimate_growth, cgraph_clone_inlined_nodes): Likewise.
+ (cgraph_expand_function): Allow functions to not be
+ emitted.
+ (cgraph_remove_unreachable_nodes):
+ (cgraph_recursive_inlining_p): Simplify.
+ (lookup_recursive_calls,
+ cgraph_decide_recursive_inlining): New.
+ (cgraph_decide_inlining_*): Update calls of
+ cgraph_mark_inline.
+ * combine.c (get_pos_from_mask): Always set *plen.
+ * common.opt (fdump-, fmudflap, fmudflapth, fmudflapir,
+ ftree-based-profiling, ftree-ccp, ftree-ch,
+ ftree-combine-temps, ftree-copyrename, ftree-dce,
+ ftree-dominator-opts, ftree-dse, ftree-loop-optimize,
+ ftree-points-to, ftree-pre, ftree-sra, ftree-ter,
+ ftree-lrs): Add.
+ * config.in (HAVE_LD_PIE, HAVE_BANSHEE, PREFIX_INCLUDE_DIR):
+ Undefine.
+ * configure.ac: Add --enable-tree-browser option.
+ Add --with-libbanshee option.
+ Add GMPLIBS and GMPINC.
+ * configure: Regenerate.
+ * coverage.c (tree_ctr_tables): New.
+ (coverage_counter_alloc): Use it.
+ (build_ctr_info_value): Ditto.
+ (coverage_counter_ref): Ditto. Rename to rtl_coverage_counter_ref.
+ (tree_coverage_counter_ref): New.
+ * coverage.h (coverage_counter_ref): Remove declaration.
+ (rtl_coverage_counter_ref): Declare.
+ (tree_coverage_counter_ref): Declare.
+ * cppexp.c (append_digit): Rearrange unsignedp/overflow setting.
+ (eval_token, num_binary_op, num_part_mul, num_div_op): Likewise.
+ * cse.c (fold_rtx): Do not handle CONSTANT_P_RTX.
+ (struct cse_basic_block_data): Rename enum values to not
+ conflict with profile.h; update all uses.
+ * dbxout.c (dbxout_symbol_location): Don't mention integrate.c
+ in comments.
+ * defaults.h (TRAMPOLINE_ALIGNMENT): Move from function.c.
+ * diagnostic.h (debug_output_buffer, dump_generic_node,
+ print_generic_stmt, print_generic_stmt_indented,
+ print_generic_expr, print_generic_decl,
+ debug_generic_expr, debug_generic_stmt, debug_c_tree):
+ Declare.
+ * dominance.c: Cache immediate dominators.
+ * domwalk.c: New file.
+ * domwalk.h: New file.
+ * dwarf2out.c (is_fortran): Support DW_LANG_Fortran95.
+ (gen_subprogram_die): Generate a DIE for a named
+ return value.
+ (loc_descriptor_from_tree): Treat RESULT_DECL like VAR_DECL.
+ (add_location_or_const_value_attribute): Likewise.
+ (add_bound_info): Likewise.
+ (gen_decl_die): Likewise.
+ * emit-rtl.c (maybe_set_first_label_num): New.
+ (copy_most_rtx): Don't copy the integrated flag.
+ Copy the new return_val flag.
+ * et-forest.c (MAX_NODES): Define.
+ (record_path_before_1): Abort if len is greater than
+ MAX_NODES.
+ * except.c (gen_eh_region, gen_eh_region_cleanup, gen_eh_region_try,
+ gen_eh_region_catch, gen_eh_region_allowed,
+ gen_eh_region_must_not_throw, get_eh_region_number,
+ get_eh_region_may_contain_throw, get_eh_region_tree_label,
+ set_eh_region_tree_label, expand_resx_expr): New.
+ (expand_eh_region_start, expand_start_catch): Use them.
+ (expand_end_catch): Tidy.
+ (note_eh_region_may_contain_throw): Take region argument.
+ (note_current_region_may_contain_throw): New.
+ (get_exception_filter): Export.
+ (collect_eh_region_array): Export.
+ (remove_unreachable_regions): Check ERT_TRY based on reachability
+ of catches, not reachability of continue_label. Never remove
+ ERT_MUST_NOT_THROW regions.
+ (collect_rtl_labels_from_trees): New.
+ (convert_from_eh_region_ranges): Use it.
+ (connect_post_landing_pads): Handle dying cleanups.
+ (struct reachable_info): Add callback data.
+ (add_reachable_handler): Invoke the callback.
+ (foreach_reachable_handler): New.
+ (reachable_handlers): Use it.
+ (arh_to_landing_pad, arh_to_label): New.
+ (can_throw_internal_1): Split out from can_throw_internal.
+ (can_throw_external_1): Similarly.
+ * except.h: Update.
+ * explow.c (emit_stack_save): Remove savearea mode check.
+ (update_nonlocal_goto_save_area): New.
+ (allocate_dynamic_stack_space): Use it.
+ (probe_stack_range): Never emit loop notes.
+ * expmed.c (extract_fixed_bit_field): Always propagate the
+ target for the shift if it is a REG.
+ * expr.c: Include tree-iterator.h
+ (is_zeros_p): Remove.
+ (categorize_ctor_elements_1, categorize_ctor_elements): New.
+ (count_type_elements): New.
+ (mostly_zeros_p): Use them.
+ (expr_wfl_stack): Remove.
+ (convert_move): Do nothing if to and from are the same.
+ (emit_block_move_via_loop): Don't emit LOOP notes.
+ (emit_move_insn): Don't handle CONSTANT_P_RTX.
+ (emit_move_insn_1): Don't generate inline warnings.
+ (expand_vars, expand_var): Split from ...
+ (expand_expr_1): ... here.
+ (expand_expr_real, expand_expr_real_1): Use new macros
+ EXPR_LOCATION and EXPR_HAS_LOCATION.
+ * expr.h (simplify_builtin_fputs,
+ simplify_builtin_strcpy, simplify_builtin_strncpy,
+ expand_var, fixup_tail_calls,
+ update_nonlocal_goto_save_area): Declare.
+ (lookup_static_chain, expand_inline_function,
+ mark_seen_cases): Remove.
+ (prepare_call_address): Change type of 2nd argument to
+ rtx.
+ * final.c (profile_function): Update static chain test.
+ (final): Don't look at RTX_INTEGRATED_P.
+ * flags.h (flag_mudflap, flag_mudflap_threads,
+ flag_mudflap_ignore_reads, flag_tree_pre, flag_tree_ccp,
+ flag_tree_dce, flag_tree_combine_temps,
+ flag_tree_live_range_split, flag_tree_dom, flag_tree_ch,
+ flag_tree_dse, flag_tree_sra, flag_tree_copyrename,
+ flag_tree_points_to): Declare.
+ (enum pta_type): Declare.
+ * flow.c (lang_missing_noreturn_ok_p): Remove.
+ (check_function_return_warnings): Remove.
+ (update_life_info): Update comments.
+ (free_basic_block_vars): Don't call VARRAY_FREE for
+ basic_block_info.
+ (regno_uninitialized): Remove.
+ * fold-const.c (int_const_binop): Make extern.
+ (non_lvalue): Rely on build to set TREE_CONSTANT.
+ (operand_equal_p): Replace only_const argument with
+ flags. Allow pure functions if OEP_PURE_SAME.
+ (fold): Use OEP_ONLY_CONST.
+ (invert_truthvalue) <NOP_EXPR> Break if argument is of
+ boolean type.
+ (fold_relational_hi_lo,
+ nondestructive_fold_binary_to_constant,
+ nondestructive_fold_unary_to_constant,
+ fold_read_from_constant_string): New.
+ * function.c (struct function): Remove calls_constant_p.
+ (current_function_calls_constant_p): Remove.
+ (inline_function_decl): Remove.
+ (put_var_into_stack): Don't use it.
+ (fix_lexical_addr): Likewise.
+ (inline_function_decl): Remove extern declaration.
+ (TRAMPOLINE_ALIGNMENT): Move to defaults.h.
+ (trampolines_created): Move to varasm.c.
+ (free_after_compilation): Update for removed fields.
+ (allocate_struct_function): Likewise.
+ (delete_handlers, lookup_static_chain): Remove.
+ (fix_lexical_addr): Don't consider non-local variable refs.
+ (trampoline_address): Remove.
+ (round_trampoline_addr): Move to builtins.c.
+ (adjust_trampoline_addr): Remove.
+ (expand_function_start): Update for changes to static chain
+ and nonlocal goto handling.
+ (initial_trampoline): Move to varasm.c.
+ (expand_function_end): Don't build trampolines or kill
+ unreferenced nonlocal goto labels.
+ (free_after_compilation): Don't set it.
+ (expand_function_end): Likewise.
+ (setjmp_vars_warning): Rename from
+ uninitialized_vars_warning, remove uninitialized vars warning.
+ (uninitialized_vars_warning): Remove old comment
+ and check for DECL_INITIAL, replace with a check of TREE_NO_WARNING
+ and do not call the langhook.
+ (expand_function_start, expand_function_end): Don't do
+ function instrumentation here.
+ (clear_block_marks): Rename from reorder_blocks_0, export.
+ (blocks_nreverse): Export.
+ (uninitialized_vars_warning): Use DECL_RTL_SET_P to test for presence
+ of rtl.
+ (reset_block_changes, record_block_change, finalize_block_changes,
+ check_block_change, free_block_changes): New functions.
+ (assign_parms): Setting of current_function_stdarg
+ moved ...
+ (allocate_struct_function): ... here.
+ * function.h (struct function): Remove x_nonlocal_labels,
+ x_nonlocal_goto_handler_slots, x_nonlocal_goto_stack_level,
+ x_context_display, x_trampoline_list, needs_context.
+ Add static_chain_decl, nonlocal_goto_save_area.
+ (struct function): Remove x_clobber_return_insn.
+ Add tail_call_emit field, last_label_uid,
+ unexpanded_var_list, dont_emit_block_notes,
+ ib_boundaries_block, function_end_locus and saved_tree/saved_args.
+ (clear_block_marks): Declare.
+ * gcc.c (MFWRAP_SPEC, MFLIB_SPEC): Add -fmudflapth support.
+ (mfwrap_spec, mflib_spec): Declare.
+ (cpp_unique_options, cc1_options): Ditto.
+ (default_compilers): Add .F and .f90.
+ (static_specs): Add mfwrap and mflib.
+ * gcse.c (want_to_gcse_p, gcse_constant_p): Don't handle
+ CONSTANT_RTX_P.
+ (reg_used_on_edge, reg_killed_on_edge, bypass_block):
+ Update to match insns field in struct edge_def.
+ * gdbinit.in (pgs, pge): Define.
+ * genattrtab.c (ATTR_PERMANENT_P): Use the return_val flag
+ instead of the integrated flag.
+ * gengtype-lex.l (IWOrD): Add HOST_WIDEST_INT
+ * gengtype-yacc.y (bitfieldlen): Add empty action.
+ (struct_fields): Accept unnamed bitfields.
+ (bitfieldlen): Split from ...
+ (bitfieldopt): ... here.
+ * gengtype.c (ifiles): Add tree-alias-type.h and
+ tree-flow.h.
+ * genrecog.c (validate_pattern): Do not handle
+ CONSTANT_P_RTX.
+ * gimple-low.c: New file.
+ * gimplify.c: New file.
+ * haifa-sched.c (priority): Do not handle CONSTANT_P_RTX.
+ (restore_line_notes): Do not set RTX_INTEGRATED_P.
+ * ifcvt.c (dead_or_predicable): Initialize local variable
+ 'earliest'.
+ * input.h (expr_wfl_stack): Remove.
+ * integrate.c (INTEGRATE_THRESHOLD): Remove.
+ (setup_initial_hard_reg_value_integration): Likewise.
+ (initialize_for_inline): Likewise.
+ (note_modified_parmregs): Likewise.
+ (integrate_parm_decls): Likewise.
+ (process_reg_param): Likewise.
+ (save_parm_insns): Likewise.
+ (copy_insn_list): Likewise.
+ (copy_insn_notes): Likewise.
+ (compare_blocks): Likewise.
+ (find_block): Likewise.
+ (inlining): Likewise.
+ (function_cannot_inline_p): Likewise.
+ (parmdecl_map): Likewise.
+ (in_nonparam_insns): Likewise.
+ (save_for_inline): Likewise.
+ (FIXED_BASE_PLUS): Likewise.
+ (expand_inline_function): Likewise.
+ (copy_rtx_and_substitute): Don't look at map->integrating,
+ map->inline_target, and inlining, since we are never copying
+ for integrating.
+ Don't abort on RTX_INTEGRATED_P.
+ (old_fun): Remove.
+ (output_inline_function): Remove.
+ * integrate.h (struct inline_map): Remove fields integrating,
+ block_map, leaf_reg_map, inline_target, and local_return_label.
+ * jump.c (next_nonnote_insn_in_loop, duplicate_loop_exit_test,
+ copy_loop_headers, never_reached_warning): Removed.
+ (any_uncondjump_p): Reject nonlocal goto.
+ * langhooks-def.h (lhd_types_compatible_p,
+ lhd_expand_decl, lhd_gimplify_expr): Declare.
+ (LANG_HOOKS_EXPAND_DECL, LANG_HOOKS_TYPES_COMPATIBLE_P,
+ LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
+ LANG_HOOKS_FUNCTION_LEAVE_NESTED,
+ LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
+ LANG_HOOKS_GIMPLIFY_EXPR,
+ LANG_HOOKS_GIMPLE_BEFORE_INLINING,
+ LANG_HOOKS_EXPAND_DECL, LANG_HOOKS_TYPES_COMPATIBLE_P,
+ LANG_HOOKS_GIMPLIFY_EXPR,
+ LANG_HOOKS_GIMPLE_BEFORE_INLINING): Define.
+ (LANG_HOOKS_DECL_UNINIT, LANG_HOOKS_RTL_EXPAND_START,
+ LANG_HOOKS_RTL_EXPAND_STMT, LANG_HOOKS_RTL_EXPAND_END,
+ LANG_HOOKS_FUNCTION_LEAVE_NESTED,
+ LANG_HOOKS_RTL_EXPAND_INITIALIZER,
+ LANG_HOOKS_DECL_UNINIT,
+ LANG_HOOKS_RTL_EXPAND_INITIALIZER): Remove.
+ * langhooks.c: Include tree-simple.h.
+ (lhd_expand_decl): New.
+ (lhd_types_compatible_p): New.
+ (lhd_decl_uninit): Remove.
+ (lhd_gimplify_expr): New.
+ * langhooks.h (struct lang_hooks_for_rtl_expansion):
+ Remove.
+ (struct lang_hooks_for_functions): Add field
+ missing_noreturn_ok_p.
+ (struct lang_hooks): Add field expand_decl,
+ types_compatible_p, gimplify_expr and
+ gimple_before_inlining.
+ Remove fields decl_uninit and rtl_expand
+ * opts.c (decode_options): Set flag_tree_ccp,
+ flag_tree_dce, flag_tree_dom, flag_tree_dse,
+ flag_tree_pre, flag_tree_ter,
+ flag_tree_live_range_split, flag_tree_sra,
+ flag_tree_copyrename and flag_tree_ch at -O1 and higher.
+ (common_handle_option): Handle OPT_fdump_, OPT_fmudflap,
+ OPT_fmudflapth, OPT_fmudflapir,
+ OPT_ftree_based_profiling, OPT_ftree_ccp, OPT_ftree_dce,
+ OPT_ftree_combine_temps, OPT_ftree_ter, OPT_ftree_lrs,
+ OPT_ftree_dominator_opts, OPT_ftree_copyrename,
+ OPT_ftree_ch, OPT_ftree_dse, OPT_ftree_sra,
+ OPT_ftree_points_to_ and OPT_ftree_pre.
+ * output.h (regno_uninitialized, find_basic_blocks,
+ cleanup_cfg, delete_unreachable_blocks,
+ check_function_return_warnings): Remove.
+ * params.def (PARAM_MAX_INLINE_INSNS_RECURSIVE,
+ PARAM_MAX_INLINE_INSNS_RECURSIVE_AUTO,
+ PARAM_MAX_INLINE_RECURSIVE_DEPTH,
+ PARAM_MAX_INLINE_RECURSIVE_DEPTH_AUTO,
+ PARAM_GLOBAL_VAR_THRESHOLD, PARAM_MAX_ALIASED_VOPS):
+ * params.h (GLOBAL_VAR_THRESHOLD, MAX_ALIASED_VOPS):
+ Define.
+ * passes.c (rest_of_decl_compilation):
+ (rest_of_handle_sibling_calls): Remove.
+ (rest_of_handle_inlining): Remove.
+ (rest_of_handle_gcse): Do not run
+ purge_builtin_constant_p.
+ (rest_of_compilation): Update.
+ Do not call copy_loop_headers.
+ Do rtl-based profiling only when
+ !flag_tree_based_profiling. Register rtl-based profiling
+ hooks.
+ * predict.c: Include tree-flow.h, ggc.h, tree-dump.h
+ (predicted_by_p): Rename to ...
+ (rtl_predicted_by_p): .. this one; make global
+ (tree_predicted_by_p): New.
+ (dump_prediction): Add FILE argument.
+ (predict_edge): Rename to ...
+ (rtl_predict_edge): .. this one.
+ (tree_predict_edge): New.
+ (combine_predictions_for_insn): Update calls of predict_edge.
+ (predict_loops): Break out from ...
+ (estimate_probability): ... here; update comments; move updating
+ of unknown probabilities from ...
+ (estimate_bb_frequencies): ... here.
+ (combine_predictions_for_bb): New.
+ (tree_predict_by_opcode): New.
+ (tree_estimate_probability): New.
+ * predict.def (PRED_TREE_POINTER, PRED_TREE_OPCODE_POSITIVE,
+ PRED_TREE_OPCODE_NONEQUAL, PRED_TREE_FPOPCODE): New predictors.
+ * predict.h: Add include guard.
+ (predict_edge, predict_edge_def): Move prototypes to basic_block.h
+ * pretty-print.c (pp_write_text_to_stream): Make extern.
+ * pretty-print.h (pp_write_text_to_stream): Declare.
+ * print-rtl.c (print_rtx): Don't print the integrated flag.
+ Print the return_val flag.
+ * print-tree.c: Use TREE_FILENAME and TREE_LINENO instead
+ of DECL_SOURCE_FILE and DECL_SOURCE_LINE respectively.
+ Remove support for EXPR_WITH_FILE_LOCATION nodes.
+ (print_node): Print TREE_INVARIANT and TREE_VISITED.
+ * profile.c: Include cfghooks.h, tree-flow.h.
+ (profile_hooks): New.
+ (profile_dump_file): New.
+ (instrument_edges): Use hooks instead of RTL-specific code.
+ (instrument_values): Ditto.
+ (get_exec_counts): Ditto.
+ (compute_branch_probabilities): Ditto.
+ (compute_value_histograms): Ditto.
+ (branch_prob): Ditto.
+ (find_spanning_tree): Ditto.
+ (end_branch_prob): Ditto.
+ (gen_edge_profiler): Move to rtl-profile.c (rtl_gen_edge_profiler).
+ (gen_interval_profiler): Ditto (rtl_gen_interval_profiler).
+ (gen_pow2_profiler): Ditto (rtl_gen_pow2_profiler).
+ (gen_one_value_profiler): Ditto (rtl_gen_one_value_profiler).
+ (tree_register_profile_hooks): New.
+ (rtl_register_profile_hooks): New.
+ * ra-rewrite.c (rewrite_program): Clear variable info.
+ * recog.c (immediate_operand): Do not handle CONSTANT_P_RTX.
+ * regs.h: Add include guards.
+ * reload.c (decompose): Clear val using memset.
+ * rtl.def (CONSTANT_P_RTX): Remove.
+ * rtl.h (CONSTANT_P): Do not handle CONSTANT_P_RTX.
+ (copy_loop_headers): Remove.
+ (struct rtx_def): Replace the integrated flag with the
+ return_val flag.
+ (maybe_set_first_label_num): Declare.
+ (init_branch_prob): Move declaration to value-prof.h.
+ (end_branch_prob): Ditto.
+ (branch_prob): Ditto.
+ (never_reached_warning): Don't declare it.
+ * rtlanal.c (get_related_value): Initialize get_jump_table_offset
+ (hoist_insn_to_edge): Update to match field insns in
+ struct edge_def.
+ * sbitmap.c (sbitmap_realloc): New.
+ * sbitmap.h (sbitmap_realloc): Declare.
+ * sibcall.c: Remove file.
+ * simplify-rtx.c (simplify_rtx): Do not handle
+ CONSTANT_P_RTX.
+ * stmt.c (parse_output_constraint): Don't warn for read-write
+ memory operand.
+ (tail_recursion_args): Use types_compatible_p langhook.
+ (force_label_rtx): Don't look at inline_function_decl.
+ (label_rtx): Set LABEL_PRESERVE_P appropriately.
+ (expand_label): Handle DECL_NONLOCAL and FORCED_LABEL.
+ (declare_nonlocal_label): Remove.
+ (expand_goto): Don't handle nonlocal gotos.
+ (expand_nl_handler_label): Remove.
+ (expand_nl_goto_receivers): Remove.
+ (expand_end_bindings): Don't expand_nl_goto_receivers. Use
+ update_nonlocal_goto_save_area.
+ (expand_expr_stmt_value): Check TREE_NO_WARNING.
+ (warn_if_unused_value): Likewise.
+ (expand_start_loop, expand_loop_continue_here,
+ expand_end_loop): Don't create loop notes.
+ (all_cases_count, BITARRAY_TEST, BITARRAY_SET,
+ mark_seen_cases, check_for_full_enumeration_handling): Remove.
+ (expand_end_case_type): Don't do warn_switch handling.
+ (pushcase, pushcase_range) Update add_case_node calls.
+ (add_case_node): Add dont_expand_label argument.
+ (same_case_target_p): Don't search rtl.
+ (expand_start_bindings_and_block, expand_end_bindings):
+ Don't emit block notes when dont_emit_block_notes.
+ (using_eh_for_cleanups_p): Export.
+ (expand_return): Allow any typed rhs.
+ (expand_stack_alloc): New.
+ (expand_stack_save, expand_stack_restore): New.
+ (containing_blocks_have_cleanups_or_stack_level): New
+ function.
+ (asm_op_is_mem_input): New fn.
+ (expand_asm_expr): New fn.
+ (warn_if_unused_value): Check operand 0 of SAVE_EXPR
+ nodes.
+ * stor-layout.c (layout_type): Just return if type is
+ error_mark_node.
+ (update_alignment_for_field): Export.
+ (variable_size): We don't care about global_bindings_p if
+ the frontend doesn't want a list of the expressions.
+ * system.h: Poison INTEGRATE_THRESHOLD.
+ * timevar.def (TV_TREE_GIMPLIFY, TV_TREE_EH, TV_TREE_CFG,
+ TV_TREE_CLEANUP_CFG, TV_TREE_PTA, TV_TREE_MAY_ALIAS,
+ TV_TREE_INSERT_PHI_NODES, TV_TREE_SSA_REWRITE_BLOCKS,
+ TV_TREE_SSA_OTHER, TV_TREE_OPS,
+ TV_TREE_SSA_DOMINATOR_OPTS, TV_TREE_SRA, TV_TREE_CCP,
+ TV_TREE_SPLIT_EDGES, TV_TREE_PRE, TV_TREE_PHIOPT,
+ TV_TREE_FORWPROP, TV_TREE_DCE, TV_TREE_CD_DCE,
+ TV_TREE_DSE, TV_TREE_LOOP, TV_TREE_CH,
+ TV_TREE_SSA_TO_NORMAL, TV_TREE_SSA_TO_NORMAL,
+ TV_TREE_NRV, TV_TREE_COPY_RENAME, TV_TREE_SSA_VERIFY,
+ TV_TREE_STMT_VERIFY, TV_DOM_FRONTIERS,
+ TV_CONTROL_DEPENDENCES): Define.
+ * toplev.c: Include tree-alias-common.h
+ (current_file_decl, flag_mudflap, flag_mudflap_threads,
+ flag_mudflap_ignore_reads, flag_tree_based_profiling,
+ flag_tree_gvn, flag_tree_points_to, flag_tree_ccp,
+ flag_tree_dce, flag_tree_ch, flag_tree_sra,
+ flag_tree_combine_temps, flag_tree_ter,
+ flag_tree_live_range_split, flag_tree_dom,
+ flag_tree_copyrename, flag_tree_dse): Declare.
+ (f_options): Add tree-based-profiling, tree-gvn,
+ tree-pre, tree-ccp, tree-dce,
+ tree-dominator-opts, tree-copyrename, tree-dse,
+ tree-combine-temps, tree-ter, tree-lrs and tree-ch.
+ (wrapup_global_declarations): Don't output nested inlined functions.
+ (general_init): Call init_tree_optimization_passes.
+ (process_options): Sorry for -ftree-based-profiling plus
+ -ftest-coverage or -fprofile-values.
+ * toplev.h (init_tree_optimization_passes,
+ flag_tree_based_profiling): Declare.
+ * tracer.c (tail_duplicate): Use cfghooks for bb duplication.
+ * tree-alias-ander.c: New file.
+ * tree-alias-ander.h: New file.
+ * tree-alias-common.c: New file.
+ * tree-alias-common.h: New file.
+ * tree-alias-type.c: New file.
+ * tree-alias-type.h: New file.
+ * tree-browser.c: New file.
+ * tree-browser.def: New file.
+ * tree-cfg.c: New file.
+ * tree-complex.c: New file.
+ * tree-dfa.c: New file.
+ * tree-dump.c (dump_enable_all): New.
+ (dequeue_and_dump): Do not handle EXPR_WITH_FILE_LOCATION.
+ (dump_node): Remove const from field suffix and swtch.
+ (dump_files): Add null entry, .generic, .nested, .vcg,
+ .xml and a match-all entry.
+ (extra_dump_files, extra_dump_files_in_use,
+ extra_dump_files_alloced): Declare
+ (dump_option_value_info): Add raw, details, stats,
+ blocks, vops, lineno, uid and all.
+ (dump_register): New.
+ (get_dump_file_info): New.
+ (dump_begin): Call it.
+ Do nothing for TDI_none.
+ (dump_begin): Include phase number in dump filename.
+ (dump_enable_all): New.
+ (dump_switch_p_1): Split out from dump_switch_p.
+ (dump_switch_p): Handle extra_dump_files.
+ Start our scan at TDI_none + 1.
+ If -fdump-tree-all was given, call dump_enable_all.
+ * tree-dump.h: Include splay-tree.h.
+ (dump_function, dump_function_to_file, dump_register):
+ Declare.
+ * tree-eh.c: New file.
+ * tree-flow-inline.h: New file.
+ * tree-flow.h: New file.
+ * tree-inline.c: Re-write to handle inlining on GIMPLE.
+ * tree-inline.h (walk_tree,
+ walk_tree_without_duplicates): Move to tree.h.
+ (estimate_num_insns): Declare.
+ * tree-into-ssa.c: New file.
+ * tree-iterator.c: New file.
+ * tree-iterator.h: New file.
+ * tree-mudflap.c: New file.
+ * tree-mudflap.h: New file.
+ * tree-nested.c: New file.
+ * tree-nomudflap.c: New file.
+ * tree-nrv.c: New file.
+ * tree-optimize.c (dump_flags, vars_to_rename,
+ in_gimple_form, all_passes, pass_gimple,
+ pass_rebuild_bind, pass_all_optimizations, pass_del_cfg): Declare.
+ (execute_gimple, execute_rebuild_bind,
+ gate_all_optimizations, execute_del_cfg,
+ register_one_dump_file, register_dump_files, dup_pass_1,
+ init_tree_optimization_passes, execute_todo,
+ execute_one_pass, execute_pass_list): New.
+ (clear_decl_rtl): Remove.
+ (tree_rest_of_compilation): Update to use tree
+ optimizers.
+ * tree-outof-ssa.c: New file.
+ * tree-pass.h: New file.
+ * tree-phinodes.c: New file.
+ * tree-pretty-print.c: New file.
+ * tree-profile.c: New file.
+ * tree-simple.c: New file.
+ * tree-simple.h: New file.
+ * tree-sra.c: New file.
+ * tree-ssa-alias.c: New file.
+ * tree-ssa-ccp.c: New file.
+ * tree-ssa-copy.c: New file.
+ * tree-ssa-copyrename.c: New file.
+ * tree-ssa-dce.c: New file.
+ * tree-ssa-dom.c: New file.
+ * tree-ssa-dse.c: New file.
+ * tree-ssa-forwprop.c: New file.
+ * tree-ssa-live.c: New file.
+ * tree-ssa-live.h: New file.
+ * tree-ssa-loop.c: New file.
+ * tree-ssa-operands.c: New file.
+ * tree-ssa-operands.h: New file.
+ * tree-ssa-phiopt.c: New file.
+ * tree-ssa-pre.c: New file.
+ * tree-ssa.c: New file.
+ * tree-ssanames.c: New file.
+ * tree-tailcall.c: New file.
+ * tree.c: Include tree-iterator.h, basic-block.h and
+ tree-flow.h.
+ (tree_node_kind): Add phi_nodes and ssa names.
+ (tree_size): Handle PHI_NODE, EPHI_NODE, SSA_NAME,
+ EUSE_NODE, EKILL_NODE, EEXIT_NODE and STATEMENT_LIST.
+ (make_node_stat): Handle PHI_NODE and SSA_NAME.
+ <'c'> Set TREE_INVARIANT.
+ (copy_node_stat): Abort if trying to copy a
+ STATEMENT_LIST.
+ Clear TREE_VISITED.
+ Clear annotation field.
+ (build_constructor): Copy TREE_INVARIANT from vals.
+ Don't clear TREE_CONSTANT.
+ (expr_first, expr_last, expr_length): Remove.
+ (staticp): Pass unknown component references to the language.
+ (save_expr): Check TREE_INVARIANT instead of TREE_CONSTANT.
+ (skip_simple_arithmetic): Likewise.
+ (stabilize_reference_1): Likewise.
+ (tree_node_structure): Handle PHI_NODE, EPHI_NODE,
+ EUSE_NODE, EKILL_NODE, EEXIT_NODE, SSA_NAME and
+ STATEMENT_LIST.
+ (lhd_unsave_expr_now): Remove.
+ (unsafe_for_reeval): Handle LABEL_EXPR and BIND_EXPR.
+ (recompute_tree_invarant_for_addr_expr): New.
+ (build1_stat): Clear EXPR_LOCUS and TREE_BLOCK.
+ Call recompute_tree_invarant_for_addr_expr.
+ Set TREE_INVARIANT accordingly.
+ (build2_stat): Don't handle CALL_EXPR.
+ (build3_stat): Don't call build2_stat for CALL_EXPRs.
+ (build_expr_wfl): Remove.
+ (annotate_with_file_line, annotate_with_locus): New.
+ (simple_cst_equal): Call simple_cst_list_equal to compare
+ CONSTRUCTOR_ELTS pointers.
+ (iterative_hash_expr): Don't hash types associated
+ with conversions. Instead hash on the signedness of the
+ toplevel object and the operand of the conversion.
+ (dump_tree_statistics): Call ssanames_print_statistics
+ and phinodes_print_statistics.
+ (ephi_node_elt_check_failed, phi_node_elt_check_failed,
+ add_var_to_bind_expr, build_empty_stmt, is_essa_node,
+ needs_to_live_in_memory): New.
+ (initializer_zerop): Handle VECTOR_CST. Don't check
+ AGGREGATE_TYPE_P for CONSTRUCTOR.
+ * tree.def (FILTER_EXPR, CASE_LABEL_EXPR, RESX_EXPR,
+ SSA_NAME, EUSE_NODE, EKILL_NODE, EPHI_NODE, EEXIT_NODE,
+ PHI_NODE, CATCH_EXPR, EH_FILTER_EXPR, STATEMENT_LIST): Define.
+ (GOTO_SUBROUTINE_EXPR): Change type to 's'.
+ (CALL_EXPR): Add another operand.
+ (EXPR_WITH_FILE_LOCATION): Remove.
+ (SWITCH_EXPR): Add another operand.
+ * tree.h: Update various comments.
+ (union tree_ann_d): Forward declare.
+ (struct tree_common): Add fields nowarning_flag,
+ invariant_flag and visited.
+ (EREF_NODE_CHECK, EPHI_NODE_ELT_CHECK,
+ PHI_NODE_ELT_CHECK, EREF_NODE_CHECK, PHI_NODE_ELT_CHECK,
+ EPHI_NODE_ELT_CHECK, TREE_BLOCK,
+ STRIP_USELESS_TYPE_CONVERSION, CALL_EXPR_TAILCALL,
+ TREE_NO_WARNING, FORCED_LABEL, TREE_INVARIANT,
+ IS_EMPTY_STMT, EXPR_LOCUS, SET_EXPR_LOCUS, EXPR_FILENAME,
+ EXPR_LINENO, EXPR_LOCATION, EXPR_HAS_LOCATION,
+ EXIT_EXPR_COND, SWITCH_COND, SWITCH_BODY, SWITCH_LABELS,
+ CASE_LOW, CASE_HIGH, CASE_LABEL, BIND_EXPR_VARS,
+ BIND_EXPR_BODY, BIND_EXPR_BLOCK, GOTO_DESTINATION,
+ ASM_STRING, ASM_OUTPUTS, ASM_INPUTS, ASM_CLOBBERS,
+ ASM_INPUT_P, ASM_VOLATILE_P, COND_EXPR_COND,
+ COND_EXPR_THEN, COND_EXPR_ELSE, LABEL_EXPR_LABEL,
+ CATCH_TYPES, CATCH_BODY, EH_FILTER_TYPES,
+ EH_FILTER_FAILURE, EH_FILTER_MUST_NOT_THROW,
+ SSA_NAME_VAR, SSA_NAME_DEF_STMT, SSA_NAME_VERSION,
+ SSA_NAME_OCCURS_IN_ABNORMAL_PHI, SSA_NAME_IN_FREE_LIST,
+ PHI_RESULT, PHI_REWRITTEN, PHI_NUM_ARGS,
+ PHI_ARG_CAPACITY, PHI_ARG_ELT, PHI_ARG_EDGE, PHI_ARG_DEF,
+ EREF_PROCESSED, EREF_ID, EREF_NAME, EREF_STMT,
+ EREF_RELOAD, EREF_SAVE, EREF_CLASS, EREF_INJURED,
+ EREF_TEMP, EUSE_DEF, EUSE_PHIOP, EUSE_INSERTED,
+ EUSE_LVAL, EPHI_NUM_ARGS, EPHI_ARG_CAPACITY,
+ EPHI_ARG_ELT, EPHI_ARG_EDGE, EPHI_ARG_PRED, EPHI_ARG_DEF,
+ EPHI_ARG_INJURED, EPHI_ARG_DELAYED_RENAME,
+ EPHI_ARG_HAS_REAL_USE, EPHI_ARG_STOPS,
+ EPHI_ARG_PROCESSED2, EPHI_IDENTITY, EPHI_IDENT_INJURED,
+ EPHI_REP_OCCUR_KNOWN, EPHI_IDENTICAL_TO, EPHI_DOWNSAFE,
+ EPHI_CANT_BE_AVAIL, EPHI_DEAD, EPHI_USES, EPHI_STOPS,
+ TREE_VISITED, SSA_VAR_P, DECL_NUM_STMTS,
+ DECL_HARD_REGISTER, DECL_PTA_ALIASVAR, LABEL_DECL_UID,
+ DECL_NEEDS_TO_LIVE_IN_MEMORY_INTERNAL,
+ STATEMENT_LIST_HEAD, STATEMENT_LIST_TAIL, TDF_RAW,
+ TDF_DETAILS, TDF_STATS, TDF_BLOCKS, TDF_VOPS, TDF_LINENO,
+ TDF_UID,): Define.
+ (TREE_NO_UNUSED_WARNING, EXPR_WFL_EMIT_LINE_NOTE,
+ EXPR_WFL_NODE, EXPR_WFL_FILENAME_NODE, EXPR_WFL_FILENAME,
+ EXPR_WFL_LINECOL, EXPR_WFL_LINENO, EXPR_WFL_COLNO,
+ EXPR_WFL_SET_LINECOL): Remove.
+ (phi_node_elt_check_failed, ephi_node_elt_check_failed,
+ make_phi_node, init_phinodes, fini_phinodes,
+ release_phi_node, phinodes_print_statistics,
+ init_ssanames, fini_ssanames, make_ssa_name,
+ release_ssa_name, ssanames_print_statistics,
+ annotate_with_file_line, build_empty_stmt,
+ annotate_with_locus, expr_only, categorize_ctor_elements,
+ count_type_elements, add_var_to_bind_expr, is_essa_node,
+ expand_stack_alloc, expand_stack_save,
+ expand_stack_restore, add_case_node, operand_equal_p,
+ nondestructive_fold_unary_to_constant,
+ nondestructive_fold_binary_to_constant,
+ fold_read_from_constant_string, int_const_binop,
+ strip_float_extensions, simplify_builtin, c_strlen,
+ recompute_tree_invarant_for_addr_expr,
+ needs_to_live_in_memory, make_vector,
+ setjmp_vars_warning, update_alignment_for_field,
+ expand_asm_expr, asm_op_is_mem_input,
+ containing_blocks_have_cleanups_or_stack_level,
+ create_artificial_label, gimplify_function_tree,
+ get_name, unshare_expr, walk_tree,
+ walk_tree_without_duplicates, in_gimple_form): Declare.
+ (struct tree_exp): Add fields locus and block.
+ (struct tree_ssa_name, struct edge_def, struct
+ tree_phi_node, struct tree_eref_common, struct
+ tree_euse_node, struct ephi_arg_d, struct tree_ephi_node,
+ union alias_var_def, struct tree_statement_list_node,
+ struct tree_statement_list, enum operand_equal_flag): Declare.
+ (enum tree_node_structure_enum): Add TS_SSA_NAME,
+ TS_PHI_NODE, TS_EPHI_NODE, TS_EUSE_NODE, TS_EREF_NODE,
+ TS_STATEMENT_LIST.
+ (union tree_node): Add fields ssa_name, phi, eref, ephi,
+ euse and stmt_list.
+ (function_cannot_inline_p, uninitialized_vars_warning,
+ save_for_inline, output_inline_function, all_cases_count,
+ check_for_full_enumeration_handling,
+ declare_nonlocal_label): Remove.
+ (enum tree_dump_index): Add TDI_none, TDI_tu,
+ TDI_generic, TDI_nested, TDI_vcg, TDI_xml.
+ * unroll.c (unroll_loop): Don't clear map->inline_target.
+ * unwind-sjlj.c (uw_install_context): Make a proper static inline
+ function.
+ * value-prof.c (value_prof_hooks): New.
+ (find_values_to_profile): Rename to rtl_find_values_to_profile.
+ Move rtl-specific bits in from branch_prob.
+ (value_profile_transformations): Rename to
+ rtl_value_profile_transformations.
+ (struct value_prof_hooks): New.
+ (rtl_value_prof_hooks): New.
+ (rtl_register_value_prof_hooks): New.
+ (tree_find_values_to_profile): New stub.
+ (tree_value_profile_transformations): New stub.
+ (tree_value_prof_hooks): New stub.
+ (tree_register_value_prof_hooks): New stub.
+ (find_values_to_profile): New.
+ (value_profile_transformations): New.
+ * value-prof.h: Add multiple inclusion guard.
+ (struct histogram_value): Change rtx fields to void *.
+ (rtl_register_value_prof_hooks): New declaration.
+ (tree_register_value_prof_hooks): New declaration.
+ (find_values_to_profile): New declaration.
+ (free_profiled_values): New declaration.
+ (value_profile_transformations): New declaration.
+ (struct profile_hooks): New declaration.
+ (init_branch_prob): Declaration moved from rtl.h.
+ (branch_prob): Declaration moved from rtl.h.
+ (end_branch_prob): Declaration mooved from rtl.h.
+ (tree_register_profile_hooks): New declaration.
+ (rtl_register_profile_hooks): New declaration.
+ (tree_profile_hooks): New declaration.
+ (rtl_profile_hooks): New declaration.
+ * varasm.c: Include tree-mudflap.h.
+ (TRAMPOLINE_ALIGNMENT): Remove.
+ (make_decl_rtl): Call mudflap_enqueue_decl.
+ (assemble_static_space):
+ (assemble_trampoline_template): Set and return
+ TRAMPOLINE_ALIGNMENT.
+ * varray.c (element): Add GENERIC_PTR_NOGC entry.
+ Add entry for 'tree *'.
+ Add entry for struct edge_def *.
+ (varray_copy): New.
+ * varray.h (enum varray_data_enum): Add
+ VARRAY_DATA_GENERIC_NOGC, VARRAY_DATA_EDGE and
+ VARRAY_DATA_TREE_PTR.
+ (union varray_data_tag): Corresponding changes.
+ (VARRAY_GENERIC_PTR_NOGC_INIT, VARRAY_EDGE_INIT,
+ VARRAY_TREE_PTR_INIT, VARRAY_GENERIC_PTR_NOGC,
+ VARRAY_EDGE, VARRAY_TREE_PTR,
+ VARRAY_PUSH_GENERIC_PTR_NOGC, VARRAY_PUSH_EDGE,
+ VARRAY_PUSH_TREE_PTR, VARRAY_TOP_GENERIC_PTR_NOGC,
+ VARRAY_TOP_EDGE, VARRAY_TOP_TREE_PTR): Define.
+
+ * config/*/*: Various updates for changed macros, tree
+ codes, etc. Check ChangeLog.tree-ssa.
+
+ * doc/cfg.texi: New file.
+ * doc/tree-ssa.texi: New file.
+ * doc/c-tree.texi: Document new codes.
+ * doc/gccint.texi: Include new files.
+ * doc/install.texi: Document new features.
+ * doc/invoke.texi: Document new switches.
+ * doc/passes.texi: Document new passes.
+ * doc/rtl.texi: Update changed RTL codes.
+ * doc/sourcebuild.texi: Update build instructions.
+ * doc/standards.texi: Document Fortran changes.
+ * doc/tm.texi: Update.
+
+2004-05-12 Paolo Bonzini <bonzini@gnu.org>
+
+ Replace several arrays with a struct of arrays.
+ * combine.c (struct reg_stat): New.
+ (init_reg_last_arrays): Renamed to...
+ (init_reg_last): ...this. Callers adjusted.
+ (reg_stat): New.
+ (combine_instructions): Allocate it and use it.
+ (reg_last_death, reg_last_set, reg_last_set_value,
+ reg_last_set_label, reg_last_set_table_tick,
+ reg_last_set_invalid, reg_nonzero_bits, reg_sign_bit_copies,
+ reg_last_set_mode, reg_last_set_nonzero_bits,
+ reg_last_set_sign_bit_copies): Replace throughout
+ with items of reg_stat.
+
+2004-05-11 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ PR optimization/15100
+ * combine.c (distribute_notes): Don't create a dangling
+ REG_LIBCALL/REG_RETVAL note.
+
+2004-05-11 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/spe.md (spe_evneg): Rename to negv2si2.
+
+ * config/rs6000/rs6000.c (bdesc_1arg): Change spe_evneg to
+ negv2si2.
+
+2004-05-11 Aldy Hernandez <aldyh@redhat.com>
+
+ * doc/md.texi (Standard Names): Fix typo in vec_init description.
+
+2004-05-11 Geoffrey Keating <geoffk@apple.com>
+
+ * doc/gty.texi (GTY Options): Clarify example.
+
+2004-05-11 Fariborz Jahanian <fjahanian@apple.com>
+
+ * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute):
+ Add const qualifier to altivec vector type if one is needed.
+
+2004-05-11 Paul Brook <paul@codesourcery.com>
+
+ * flags.h (flag_short_enums): Update comment.
+ * opts.c (decode_options): Set flag_short_enums to 2.
+ * toplev.c (flag_short_enums): Update comment.
+ (process_options): Call default_short_enums target hook.
+
+2004-05-11 Andrew Pinski <pinskia@gcc.gnu.org>
+
+ PR target/14063
+ * config/rs6000/altivec.md (altivec_dssall):
+ Change to unspec_volatile.
+ (altivec_dss): Likewise.
+
+2004-05-10 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/altivec.md ("one_cmplv16qi2"): Change vnot to
+ vnor.
+ ("one_cmplv8hi2"): Same.
+ ("one_cmplv4si2"): Same.
+
+2004-05-10 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ PR target/15130
+ * config/sh/sh-protos.h (sh_expand_epilogue): Change prototype.
+ * config/sh/sh.c (output_stack_adjust): Take the sibcall epilogue
+ into account. Compute the correct number of general registers
+ for the return value. Generate a special push/pop sequence when
+ failing to get a temporary register for non SHmedia epilogue.
+ (sh_expand_epilogue): Add an argument to show whether it's for
+ sibcall or not. Set the 3rd argument of output_stack_adjust to
+ -1 if needed.
+ (sh_need_epilogue): Call sh_expand_epilogue with 0.
+ * config/sh/sh.md (sibcall_epilogue): Call sh_expand_epilogue
+ with 1.
+ (epilogue): Call sh_expand_epilogue with 0.
+
+2004-05-10 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * gcse.c (eliminate_partially_redundant_loads): Instead of returning early,
+ goto a cleanup label. After the cleanup, free the allocated memory.
+
+2004-05-10 Ziemowit Laski <zlaski@apple.com>
+
+ * config/rs6000/altivec.h (vec_sld): Add overloads for
+ argument/return types of 'vector bool int', 'vector bool short'
+ and 'vector bool char'.
+
+2004-05-10 Zack Weinberg <zack@codesourcery.com>
+
+ * c-decl.c (store_parm_decls_newstyle): Correct test for a
+ nested function.
+
+2004-05-10 Richard Sandiford <rsandifo@redhat.com>
- * cexp.y (parse_number, yylex), cccp.c (rescan), cpplib.c
- (cpp_get_token): Unless -lang-c89 is specified, allow C9X-style
- hexadecimal floating-point numbers as preprocessor numbers.
- * cccp.c (c89): New decl.
- (main): Set it to 1 if -lang-c89.
- * cpplib.h (struct cpp_options): New member c89.
- (CPP_C89): New macro.
- * cpplib.c (unsafe_chars): `p' is unsafe before `-' or `+', since it
- might generate a C9X-style hexadecimal floating-point number.
- (cpp_handle_options): Set c89 option to 1 if -lang-c89.
+ * read-rtl.c (read_rtx): Allow 's' and 'T' strings to be omitted,
+ treating missing ones as "".
+ * config/mips/mips.md: Remove constraints from match_operands and
+ match_scratches if they appear in define_expands (except reload*),
+ define_peephole2s, define_splits or attribute specifications.
+ * config/mips/7000.md, config/mips/sb1.md: Remove match_operand
+ constraint strings.
-Tue Mar 18 17:05:57 1997 Stan Cox <coxs@dg-rtp.dg.com>
+2004-05-10 Alan Modra <amodra@bigpond.net.au>
- * i386.h (STACK_BOUNDARY): Determine according to TARGET_ALIGN_DOUBLE.
-
- * i386.c (override_options) Make the default alignment 4 for 486,
- otherwise 2.
-
- * i386/freebsd-elf.h (CPP_SPEC): Remove TARGET_CPU_DEFAULT reference.
- * i386/linux{,-aout,-oldld}.h (CPP_SPEC): Likewise.
-
- * i386/go32.h (DBX_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE,
- NO_STAB_H, ASM_FILE_START, DBX_BLOCKS_FUNCTION_RELATIVE,
- DBX_FUNCTION_FIRST, DBX_OUTPUT_MAIN_SOURCE_FILE_END,
- ASM_OUTPUT_SOURCE_LINE): Added to support stabs.
- (ASM_OUTPUT_SECTION_NAME): Support section attribute.
+ * config/rs6000/rs6000.c (function_arg_boundary): Always align
+ AltiVec vectors.
+ (function_arg_advance): Pass TARGET_32BIT -mabi=no-altivec AltiVec
+ vectors by refererence. Align the same for TARGET_64BIT to a 16
+ byte boundary. Remove useless code. Add function comment.
+ (function_arg): Similarly. Move gpr rs6000_mixed_function_arg
+ call to where it belongs.
+ (function_arg_partial_nregs): Return true for all TARGET_32BIT
+ -mabi=no-altivec AltiVec vectors. Fix debug output.
+ (rs6000_va_arg): Adjust for AltiVec change.
-Tue Mar 18 16:12:28 1997 Jim Wilson <wilson@cygnus.com>
+2004-05-10 Paul Brook <paul@codesourcery.com>
- * final.c (shorten_branches): Split all insns before computing insn
- lengths.
- (final_scan_insn, case default): If HAVE_ATTR_length defined, call
- abort for any insn that has a '#' output template.
+ * config/arm/arm.c (arm_promote_prototypes): Use TARGET_AAPCS_BASED.
+ * config/arm/arm.h (TARGET_AAPCS_BASED): Define.
+ (TARGET_DOUBLEWORD_ALIGN): Use it.
+ (WCHAR_TYPE): Define.
+ (WCHAR_SIZE_TYPE): Define.
+ (SIZE_TYPE): Define.
- * expr.c (emit_group_load): Call operand_subword instead of creating
- an explicit SUBREG.
+2004-05-10 Alan Modra <amodra@bigpond.net.au>
- * reload1.c (reload_reg_free_before_p, case
- RELOAD_FOR_OPERAND_ADDRESS): Conflicts with RELOAD_FOR_OPADDR_ADDR
- reloads.
+ * config/rs6000/rs6000.c (function_arg_boundary): Align for ABI_V4
+ when size is 8 bytes.
+ (function_arg_advance): Account for stack space used by AltiVec
+ args when -mabi=altivec. Simplify alignment calculations. For
+ ABI_V4, pass AltiVec vectors by reference when -mabi=no-altivec.
+ (function_arg): Similarly.
+ (function_arg_pass_by_reference): True for ABI_V4 AltiVec when
+ not AltiVec ABI.
+ (rs6000_va_arg): Correct fp arg test. Adjust for AltiVec change.
+ Correct alignment, and align before testing reg count. Remove
+ TREE_THIS_VOLATILE from reg. Don't emit unused labels.
+ (rs6000_complex_function_value): Check TARGET_HARD_FLOAT and
+ TARGET_FPRS here..
+ (rs6000_function_value): .. not here before call.
+
+2004-05-09 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/spe.md ("tstsflt_gpr"): Fix typo in unspec.
+
+2004-05-09 Zack Weinberg <zack@codesourcery.com>
+
+ PR 15007
+ * c-decl.c (current_file_decl): Rename to all_translation_units,
+ adjust comment.
+ (pop_scope): If popping file_scope, construct a
+ TRANSLATION_UNIT_DECL and make it the context of all the
+ symbols in the scope.
+ (push_file_scope): Don't construct a TRANSLATION_UNIT_DECL here.
+ (pushdecl): Clarify comment. Do not set DECL_CONTEXT of
+ anything to current_file_decl.
+ (pushdecl_top_level): Likewise.
+ (store_parm_decls_newstyle): Adjust check for nested function.
+ (c_write_global_declarations): Update for renamed variable.
+
+2004-05-09 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/rs6000-protos.h
+ (rs6000_conditional_register_usage): Protoize.
+
+ * config/rs6000/rs6000.c (rs6000_conditional_register_usage): New.
+
+ * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Call
+ function.
- * configure (alpha-dec-osf[23456789]*): Use install-headers-cpio
- for osf4.
+2004-05-08 Roger Sayle <roger@eyesopen.com>
- * gcc.c (init_spec): Delete parameter. Always initialize extra_specs.
- (process_command, main): Change all callers.
+ * fold-const.c (fold_div_compare): New function to optimize X/C1 op C2
+ where op is a comparison operator and C1 and C2 are integer constants
+ into a range check.
+ (fold): Call fold_div_compare.
- * combine.c (if_then_else_cond): Call copy_rtx to prevent sharing.
+2004-05-08 Eric Botcazou <ebotcazou@libertysurf.fr>
-Tue Mar 18 14:59:12 1997 Ian Lance Taylor <ian@cygnus.com>
+ * doc/install.texi (sparc-sun-solaris2*): Document bootstrap
+ problems with earlier versions of the GNU compiler.
- * function.c (assign_parms): Add a REG_EQUIV note to the
- instruction which copies a parameter into a pseudo-register
- whenever there is an associated stack slot, even if the parameter
- actually arrived in a register.
+2004-05-07 Aldy Hernandez <aldyh@redhat.com>
-Tue Mar 18 14:24:48 1997 Doug Evans <dje@cygnus.com>
+ * config/rs6000/rs6000-protos.h (rs6000_hard_regno_mode_ok_p):
+ Declare.
- * configure (alpha-dec-osf[23]): Separate osf[23] case.
- * alpha.h (LIB_SPEC): -lprof1 requires -lpdf for OSF 4.
- * alpha/osf2or3.h: New file.
+ * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok_p): New.
+ (rs6000_hard_regno_mode_ok): New.
+ (rs6000_init_hard_regno_mode_ok): New.
+ (rs6000_override_options): Call rs6000_init_hard_regno_mode_ok.
-Tue Mar 18 11:32:10 1997 Jeffrey A Law (law@cygnus.com)
+ * config/rs6000/rs6000.h (HARD_REGNO_NREGS): Use precomputed
+ result.
- * m68k.c (m68k_last_compare_had_fp_operands): New variable.
- * m68k.h (m68k_last_compare_had_fp_operands): Declare it.
- * m68k.md (tst*, cmp*): Turn into define_expand/define_insn pairs.
- Keep track of whether test/compare has fp operands.
- (seq, sne, sgt, slt, sge, sle): Turn into define_expand/define_insn
- pairs. Make expanders FAIL if TARGET_68060 and last comparison/test
- had fp operands.
+2004-05-07 Ziemowit Laski <zlaski@apple.com>
-Tue Mar 18 04:29:29 1997 Richard Earnshaw <rearnsha@armltd.co.uk>
+ * config/rs6000/altivec.h (vector, pixel, bool): Do not
+ define as macros #ifdef __APPLE_ALTIVEC__.
- * arm.md (movhi): Handle generation of large constants during
- and after reload.
+2004-05-07 Fariborz Jahanian <fjahanian@apple.com>
-Mon Mar 17 17:30:24 1997 Brendan Kehoe <brendan@lisa.cygnus.com>
+ * config/rs6000/rs6000.c (rs6000_mixed_function_arg):
+ Generate appropriate parallels for vector arguments
+ passed to vararg functions. (function_arg): make the call
+ to rs6000_mixed_function_arg for vector args as needed.
- * gmicro.h (RETURN_POPS_ARGS): Make sure FUNDECL is non-nil
- before we try to use it.
- * m68k.h (RETURN_POPS_ARGS): Likewise.
- * ns32k.h (RETURN_POPS_ARGS): Likewise.
- * pyr.h (RETURN_POPS_ARGS): Likewise.
+2004-05-07 Richard Sandiford <rsandifo@redhat.com>
-Mon Mar 17 17:13:44 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
+ * config/mips/mips.c (mips_va_arg): Fix calculation of osize for
+ EABI_FLOAT_VARARGS_P.
- * stor-layout.c (layout_record, PCC_BITFIELD_TYPE_MATTERS):
- Only add padding if a bit field would otherwise span more units
- of alignment than its base type.
+2004-05-07 Richard Sandiford <rsandifo@redhat.com>
-Mon Mar 17 17:03:55 1997 J.T. Conklin <jtc@cygnus.com>
-
- * m68k.md (beq0_di, bne0_di, bge0_di, blt0_di): Use cmpw #0
- instead of tstl when testing address registers on the 68000.
-
- * m68k/lb1sf68.asm: Fix prologues/epilogues to deal with the lack
- of predecrement/postincrement addressing modes in the coldfire
- moveml instruction.
-
-Mon Mar 17 17:00:14 1997 Scott Christley <scottc@net-community.com>
-
- * Fix long standing bug where first method call for a class could
- result in a garbled stack or produce an incorrect return value.
- * objc/sendmsg.c (__objc_block_return): Remove function.
- (__objc_word_return, __objc_double_return): Remove functions.
- (__objc_get_forward_imp): New function.
- (__objc_init_dispatch_tables): Install zero instead of
- __objc_init_install_dtable.
- (__objc_init_install_dtable): No longer call the method but
- allow objc_msg_lookup return it for normal execution.
- (obj_msg_lookup): Differentiate between when a method isn't
- implemented and when the dispatch table needs to be installed.
- Return the IMP when the dispatch table is installed versus
- having __objc_init_install_dtable call it.
- (get_imp): Install dispatch table if needed and return IMP
- from the newly installed dispatch table.
- (__objc_responds_to): Install dispatch table if needed before
- checking if method is implemented.
-
-Mon Mar 17 16:29:38 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * tree.c (build_{index,range}_type): Ensure expressions for min
- and max value are in same obstack as type.
+ * config/mips/mips.h (ISA_HAS_BRANCHLIKELY): Remove TARGET_MIPS5500.
+ * config/mips/mips.c (override_options): Disable branch likely
+ instructions if TUNE_MIPS5500.
-Mon Mar 17 15:44:18 1997 Pat Rankin <rankin@eql.caltech.edu>
+2004-05-07 Richard Sandiford <rsandifo@redhat.com>
- * cccp.c [#if VMS] (O_RDONLY, O_WRONLY): Delete (redundant).
- (BSTRING): Delete (obsolete; usage occurs prior to definition).
- (do_include): Handle old VAX C style includes better.
+ * config/mips/mips.c (override_options): Allow the hi and lo registers
+ to store any integral mode, not just MODE_INTs.
-Mon Mar 17 13:46:47 1997 Paul Eggert <eggert@twinsun.com>
+2004-05-07 Paul Brook <paul@codesourcery.com>
- * cexp.y, cppexp.c (parse_number): Invalid integer constants are
- errors if pedantic.
- * cexp.y (yylex): Invalid multibyte characters are errors if pedantic.
- * cppexp.c (cpp_lex): Likewise.
- * cppexp.c (cpp_parse_escape): Character constants that do not fit are
- errors if pedantic.
-
- * c-parse.in (expr_no_commas): Do not store temporary
- skip_evaluation increments on yacc value stack.
-
-Sun Mar 16 19:54:49 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-
- * expr.c (expand_expr, case PLACEHOLDER_EXPR): Refine which
- object is picked.
-
-Sun Mar 16 15:45:45 1997 Jeffrey A Law (law@cygnus.com)
-
- * loop.c (strength_reduce): Adjust BENEFIT appropriately if an
- autoincrement memory reference will eliminate add insns.
-
-Sun Mar 16 08:41:40 1997 Scott Christley <scottc@net-community.com>
-
- * i386.md (untyped_call): Re-enable code.
- * objc/sendmsg.c (__objc_block_return): New function.
- (__objc_word_return, __objc_double_return): New functions.
- (__objc_init_install_dtable): Call appropriate return function
- based upon method type.
- * objc/thr-pthreads.c: Correct include path.
-
-Sat Mar 15 07:58:33 1997 Scott Christley <scottc@net-community.com>
-
- * objc-act.c (OBJC_VERSION): Increment version.
- * objc/init.c (OBJC_VERSION): Likewise.
-
-Sat Mar 15 07:58:00 1997 Ovidiu Predescu <ovidiu@net-community.com>
-
- * Implement +load.
- * objc/init.c (objc_send_load, __objc_send_load): New functions.
- (__objc_send_message_in_list): New function.
- (__objc_force_linking): New function.
- (__objc_exec_class): Don't call _objc_load_callback here.
- * objc/linking.m: New file.
- * objc/sendmsg.c (class_add_method_list): Check for the +load method
- when adding a methods list to a class.
- * objc/Makefile (OBJC_O): Add linking.m.
-
- * Allow methods defined in categories to override methods that are
- defined in the class implementation.
- * objc/sendmsg.c (__objc_install_methods_in_dtable): New function.
- (class_add_method_list): Don't check anymore for duplicate methods.
-
- * config/nextstep.h (INCLUDE_DEFAULTS): Define to something useful
- when cross-compiling.
-
- * The static instances list moved from the objc_module struct to
- objc_symtab struct, at the end of defs array. This now allows the NeXT
- gdb to work with binaries generated for the GNU ObjC runtime.
- * objc-act.c (build_objc_symtab_template): Make sure
- defs in objc_symtab is a NULL terminated array.
- (init_def_list): Attach statics to end of def list.
- (init_objc_symtab): Take statics list into account.
- (init_module_descriptor, build_module_descriptor): Don't add statics.
- (generate_static_references): Indicate that statics are used.
- (finish_objc): Process statics in the beginning.
- * objc/objc-api.h (objc_module): Eliminate statics variable.
- * objc/init.c (__objc_exec_class): Access statics from their
- new place in the defs variable.
-
-Sat Mar 15 07:29:15 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * reload.c: Include expr.h.
- (find_reloads_address, find_reloads_address_1): New argument INSN.
- (find_reloads_address_1): Reload inside of p{re,ost}_{in,de}c
- instead of entire p{re,ost}_{in,de}c where appropriate.
- * Makefile.in (reload.o): Added expr.h to dependencies list.
-
-Sat Mar 15 07:17:12 1997 Richard Henderson <rth@tamu.edu>
-
- * reload.h (eliminate_regs): Add STORING arg.
- * reload1.c (eliminate_regs): Likewise.
- (eliminate_regs, case SET): Pass that we are storing to recursive call.
- (eliminate_regs, case SUBREG): If storing and same number of words,
- use larger mode.
- * caller-save.c, dbxout.c, dwarfout.c, dwarf2out.c, reload.c, sdbout.c:
- Change all calls to eliminate_regs.
-
-Fri Mar 14 14:18:49 1997 Ian Lance Taylor <ian@cygnus.com>
-
- * cplus-dem.c: Add prototypes for all static functions.
- (mystrstr): Make static. Make arguments and result const.
- (cplus_match): Remove; not used.
-
-Fri Mar 14 10:15:35 1997 Jeffrey A Law (law@cygnus.com)
-
- * mn10300.c (const_costs): Remove unused function.
- * mn10300.h (CONST_COSTS): Rework to generate better code.
-
- * mn10300.c (print_operand): Handle 'H' and 'L' output
- modifers for high/low part of a 64bit value.
- * mn10300.h (CONST_DOUBLE_OK_FOR_LETTER_P): Handle 'G'
- (LEGITIMATE_CONSTANT_P): Allow any constant.
- * mn10300.md (movdi, movdf): Implement.
- (adddi3, subdi3): New expanders and patterns.
-
- * mn10300.c (print_operand): Handle 'A' modifier for an
- address which can't be simple register indirect.
- * mn10300.h (EXTRA_CONSTRAINT): Handle 'R' for bit ops.
- * mn10300.md: Add patterns to test, set and clear bitfields.
-
- * mn10300.c (can_use_return_insn): New function.
- (expand_epilogue): Emit a RETURN insn if possible.
- * mn10300.md (return): New pattern.
-
- * mn10300.h (CONST_OK_FOR_LETTER_P): Handle 'N'.
- * mn10300.md (andsi3): Catch "and 255,dn" and "and 65535,dn"
- which were not turned into zero_extend patterns.
-
- * mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Handle symbolic
- constant as an index/base too.
-
- * mn10300.md (movsi): Allow SP to be loaded/saved with
- reg+d8 addresses.
-
- * mn10300.md (cmpsi): Allow second operand to be a constant.
- (subsi3): Likewise.
-
- * mn10300.md (sign extension patterns): Fix thinko when
- extending from memory.
-
- * mn10300.md (tst peepholes): Add peepholes for test/branch
- based on N bit being set/clear and the data value being tested dies.
-
-Tue Mar 11 17:07:51 1997 Jeffrey A Law (law@cygnus.com)
-
- * mn10300.c (expand_prologue): Rework so that eliminating
- the frame pointer produces faster/smaller code.
- (expand_epilogue): Likewise.
- (initial_offset): New function for argument pointer and frame pointer
- elimination.
- * mn10300.h (FIRST_PSEUDO_REGISTER): Bump to 10.
- (FIXED_REGISTERS): Add argument pointer register, it's a fake fixed
- register.
- (CALL_USED_REGISTERS, REG_ALLOC_ORDER): Corresponding changes.
- (REGNO_REG_CLASS, REG_CLASS_CONTENTS): Likewise.
- (REG_OK_FOR_BASE_P, REGISTER_NAMES): Likewise.
- (reg_class, REG_CLASS_NAMES): Delete unwanted DATA_OR_SP_REGS class.
- (PREFERRED_OUTPUT_RELOAD_CLASS): Define.
- (FIRST_PARM_OFFSET): No longer include register save area in
- computation.
- (STACK_POINTER_REGNUM): Is now register 9.
- (ARG_POINTER_REGNUM): Is now register 8.
- (FRAME_POINTER_REQUIRED): Refine.
- (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Define.
- (CAN_DEUG_WITHOUT_FP): Define.
- * mn10300.md (return_internal): Break into two patterns.
-
- * mn10300.h (CONST_OK_FOR_LETTER_P): Handle 'M' too.
- (REGISTER_MOVE_COST): Fix errors and refine.
+ * config/arm/arm.c (arm_promote_prototypes): Use TARGET_AAPCS_BASED.
+ * config/arm/arm.h (TARGET_AAPCS_BASED): Define.
+ (TARGET_DOUBLEWORD_ALIGN): Use it.
+ (WCHAR_TYPE): Define.
+ (WCHAR_SIZE_TYPE): Define.
+ (SIZE_TYPE): Define.
- * mn10300.c (notice_update_cc): SET_ZN_C0 insns leave the
- overflow bit in an unuseable state. Rename CC_SET to CC_TST.
- * mn10300.md (cc attributes): "set" is gone, replaced by
- "tst". Update attributes on various insns.
+2004-05-07 Uros Bizjak <uros@kss-loka.si>
- * mn10300.md: Improve sign and zero extension instructions.
- (ashlsi3): Improve. Handle address registers too.
- (add peephole): Combine two consecutive adjustments of a register
- into a single adjustment.
+ * config/i386/i386.c (ix86_emit_fp_unordered_jump): Use
+ testb $4, %ah insn instead of sahf insn if !TARGET_USE_SAHF.
-Tue Mar 11 17:18:40 1997 Brendan Kehoe <brendan@melange.gnu.ai.mit.edu>
+2004-05-07 Andrew Pinski <pinskia@physics.uc.edu>
- * cplus-dem.c (gnu_special): Call demangled_fund_type for other
- __t* symbols.
+ * loop-doloop.c (doloop_valid_p): Make sure that body
+ gets freed.
-Mon Mar 10 16:10:34 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+2004-05-07 Eric Botcazou <ebotcazou@act-europe.fr>
- * emit-rtl.c (subreg_lowpart_p): Return 0 if SUBREG_REG is VOIDmode.
- * combine.c (simplify_rtx, case SUBREG): Fix direction of test when
- calling operand_subword; use inline code intead of subreg_lowpart_p.
+ * config/sparc/sparc-protos.h (sparc_skip_caller_unimp): New
+ declaration.
+ * config/sparc/sparc.c (SKIP_CALLERS_UNIMP_P): Delete.
+ (sparc_skip_caller_unimp): New global variable.
+ (sparc_function_epilogue): Set 'sparc_skip_caller_unimp'.
+ Use it instead of SKIP_CALLERS_UNIMP_P.
+ * config/sparc/sparc.md (call expander): Add sanity check.
+ (call_address_struct_value_sp32): Re-sync with expander.
+ (call_symbolic_struct_value_sp32): Likewise.
+ (return peepholes): Use 'sparc_skip_caller_unimp' instead
+ of custom predicate.
+
+2004-05-07 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR c++/14962
+ * c-pragma.c (handle_pragma_redefine_extname): Only change
+ the assembler name of FUNCTION_DECLs and VAR_DECLs.
+
+2004-05-07 Uros Bizjak <uros@kss-loka.si>
+
+ * optabs.h (enum optab_index): Add new OTI_log1p.
+ (log1p_optab): Define corresponding macro.
+ * optabs.c (init_optabs): Initialize log1p_optab.
+ * genopinit.c (optabs): Implement log1p_optab using log1p?f2
+ patterns.
+ * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LOG1P{,F,L}
+ using log1p_optab.
+ (expand_builtin): Expand BUILT_IN_LOG1P{,F,L} using
+ expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
+
+ * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_FYL2XP1.
+
+ * config/i386/i386.c (ix86_emit_i387_log1p): New function.
+ * config/i386/i386-protos.h (ix86_emit_i387_log1p):
+ Prototype here.
+ * config/i386/i386.md (UNSPEC_FYL2XP1): New unspec to represent
+ x87's fyl2xp1 instruction.
+ (*fyl2x_xf3): Rename insn definition to fyl2x_xf3.
+ (fyl2xp1_xf3): New pattern to implement fyl2xp1 x87 instruction.
+ (log1psf2, log1pdf2, log1pxf2): New expanders to implement log1pf,
+ log1p and log1pl built-ins as inline x87 intrinsics.
+
+2004-05-07 Loren James Rittle <ljrittle@acm.org>
+
+ * config/alpha/freebsd.h (SUBTARGET_EXTRA_SPECS): Proper redefinition.
+ * config/arm/freebsd.h: Likewise.
+ * config/ia64/freebsd.h: Likewise.
+ * config/sparc/freebsd.h: Likewise.
+
+2004-05-07 Hans-Peter Nilsson <hp@axis.com>
+
+ PR optimization/15296
+ * reorg.c (fill_simple_delay_slots): Use next_real_insn when
+ getting last consecutive label at a branch.
+ (relax_delay_slots): Similar, near top of loop.
+
+2004-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR target/15202
+ * pa.md (movdi, movsi, movhi, movqi): Support move from shift amount
+ register to general register.
+
+2004-05-07 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.h (STACK_BOUNDARY): Use 128 bit for either
+ TARGET_ALTIVEC or TARGET_ALTIVEC_ABI.
+ * config/rs6000/sysv4.h (ABI_STACK_BOUNDARY): Likewise.
+ (STACK_BOUNDARY): Delete.
+
+2004-05-06 Stuart Hastings <stuart@apple.com>
+
+ * gcc/doc/invoke.texi: Restore -fgcse-after-reload doc from 1.421,
+ mistakenly clobbered by 1.423.
+
+2004-05-06 Richard Sandiford <rsandifo@redhat.com>
+
+ * doc/invoke.texi: Document -mvr4130-align.
+ * config/mips/mips.h (MASK_VR4130_ALIGN, TARGET_VR4130_ALIGN)
+ (TUNE_MIPS4120, TUNE_MIPS4130): New macros.
+ (TUNE_MACC_CHAINS): Include TUNE_MIPS4120 and TUNE_MIPS4130.
+ (TARGET_SWITCHES): Add -mvr4130-align and -mno-vr4130-align.
+ * config/mips/mips.md: Include sched-int.h.
+ (USEFUL_INSN_P, SEQ_BEGIN, SEQ_END, FOR_EACH_SUBINSN): New macros.
+ (mips_rtx_costs): Set integer multiplication costs for TUNE_MIPS4130.
+ (override_options): Enable -mvr4130-align at -O3 and above.
+ (mips_sim_insn): New variable.
+ (mips_sim): New structure.
+ (mips_sim_reset, mips_sim_init, mips_sim_next_cycle, mips_sim_wait_reg)
+ (mips_sim_wait_regs_2, mips_sim_wait_regs_1, mips_sim_wait_regs)
+ (mips_sim_wait_units, mips_sim_wait_insn, mips_sim_record_set)
+ (mips_sim_issue_insn, mips_sim_issue_nop, mips_sim_finish_insn)
+ (vr4130_avoid_branch_rt_conflict, vr4130_align_insns): New functions.
+ (mips_reorg): Call vr4130_align_insns.
+ (vr4130_last_insn): New variable.
+ (vr4130_true_reg_dependence_p_1, vr4130_true_reg_dependence_p)
+ (vr4130_swap_insns_p, vr4130_reorder): New functions.
+ (mips_sched_reorder, mips_variable_issue): Hook in vr4130 code.
+ (mips_issue_rate): Return 2 for PROCESSOR_R4130.
+ (mips_use_dfa_pipeline_interface): Return true for the same.
+ * config/mips/4130.md: New file.
+ * config/mips/mips.md: Include it. Add a peephole2 to convert
+ "mult;mflo" into "mtlo;macc".
+ (*macc, *umul_acc_di, *smul_acc_di): Use $1 rather than $0 as the
+ target of maccs.
+ (*msac_using_macc): New pattern.
+
+2004-05-06 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/5500.md (ir_vr55_store): Set latency to 0.
+ (ir_vr55_hilo): Split into...
+ (ir_vr55_mfhilo, ir_vr55_mthilo): ...these new reservations.
+ (ir_vr55_imul_si, ir_vr55_imadd): Change latency to 5.
+ (ir_vr55_imul_di): Change latency to 9. Reserve vr55_mac for 4 cycles.
+ Add various multiplication bypasses.
+ * config/mips/mips.c (mips_rtx_costs): Adjust VR5500 costs for integer
+ multiplication.
+
+2004-05-06 Uros Bizjak <uros@kss-loka.si>
+
+ * config/i386/i386.md (*fscalexf4): Correct insn "mode"
+ attribute to "XF".
+
+2004-05-05 Uros Bizjak <uros@kss-loka.si>
+
+ * optabs.h (enum optab_index): Add new OTI_fmod and OTI_drem.
+ (fmod_optab, drem_optab): Define corresponding macros.
+ * optabs.c (init_optabs): Initialize fmod_optab and drem_optab.
+ * genopinit.c (optabs): Implement fmod_optab and drem_optab
+ using fmod?f3 and drem?f3 patterns.
+ * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_FMOD{,F,L}
+ using fmod_optab and BUILT_IN_DREM{,F,L} using drem_optab.
+ (expand_builtin): Expand BUILT_IN_FMOD{,F,L} and
+ BUILT_IN_DREM{,F,L} using expand_builtin_mathfn_2 if
+ flag_unsafe_math_optimizations is set.
+
+ * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_FPREM_F,
+ UNSPEC_FPREM_U, UNSPEC_FPREM1_F and UNSPEC_FPREM1_U.
+
+ * config/i386/i386.c (ix86_emit_fp_unordered_jump): New function.
+ * config/i386/i386-protos.h (ix86_emit_fp_unordered_jump):
+ Prototype here.
+ * config/i386/i386.md (UNSPEC_FPREM_F, UNSPEC_FPREM_U,
+ UNSPEC_FPREM1_F, UNSPEC_FPREM1_U): New unspecs to represent x87's
+ fprem and fprem1 instructions.
+ (*x86_fnstsw_1): Change input parameter to (reg:CCFP 18).
+ Rename insn definition to x86_fnstsw_1.
+ (fpremxf4, fprem1xf4): New patterns to implement fprem and fprem1
+ x87 instructions.
+ (fmodsf3, fmoddf3, fmodxf3): New expanders to implement fmodf, fmod
+ and fmodl built-ins as inline x87 intrinsics.
+ (dremsf3, dremdf3, dremxf3): New expanders to implement dremf, drem
+ and dreml built-ins as inline x87 intrinsics.
+
+2004-05-05 Roger Sayle <roger@eyesopen.com>
+
+ * reload1.c (inherit_piecemeal_p): Mark parameters potentially unused.
+
+2004-05-05 Ian Lance Taylor <ian@wasabisystems.com>
+
+ PR driver/9822
+ * doc/invoke.texi (Spec Files): Remove documentation of %c.
+
+2004-05-05 Chris Demetriou <cgd@broadcom.com>
+
+ * config/mips/mips.md: Update the msub define_split for new mflo/mfhi
+ representation.
+
+2004-05-06 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm-protots.h (vfp_mem_operand): Rename ...
+ (arm_coproc_mem_operand): ... To this.
+ * config/arm/arm.c (arm_legitimate_address_p): Allow ldrd modes.
+ (arm_legitimate_index_p): Ditto.
+ (vfp_mem_operand): Rename ...
+ (arm_coproc_mem_operand): ... To this. Handle writeback modes.
+ (vfp_secondary_reload_class): Use it.
+ (output_move_double): Use doubleword load/store instructions.
+ (arm_hard_regno_mode_ok): Only allow even reg pairs for ldrd.
+ * config/arm/arm.h (TARGET_LDRD): Define.
+ (EXTRA_CONSTRAINT_STR_ARM): Add 'Uy'.
+ * config/gcc/arm/arm.md (arm_movdi): Allow all valid memory operands.
+ New splitter for invalid doubleword loads.
+ * config/arm/iwmmxt.md (iwmmxt_arm_movdi): Use Uy constraint.
+ * config/arm/vfp.md (arm_movdi_vfp): Allow all valid memory operands.
+ * doc/md.texi: Document Uy constraint.
+
+2004-05-05 Jan Hubicka <jh@suse.cz>
+
+ PR opt/14980
+ * cgraphunit.c (cgraph_remove_unreachable_nodes): Deal properly with
+ inline clones.
+
+2004-05-05 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/15290
+ * config/i386/i386.c (ix86_split_to_parts): Use real_to_target
+ instead of REAL_VALUE_TO_TARGET_LONG_DOUBLE.
+
+2004-05-05 Mike Stump <mrs@apple.com>
+
+ * config/darwin-c.c (add_framework): Copy the directory name as it
+ can be freed later. Also, ensure we always allocate enough room
+ for the cached framework information.
+ (find_subframework_header): Keep track of the directory where the
+ subframework header was found.
+ (framework_construct_pathname): Speed up by not trying to re-add a
+ framework.
+ * cppfiles.c (search_path_exhausted): Arrange for the missing
+ header callback to be able to set the directory where the header
+ was found.
+ (cpp_get_dir): Add.
+ * cpplib.h (missing_header_cb): Add a parameter.
+ (cpp_get_dir): Add.
+
+2004-05-03 Mike Stump <mrs@apple.com>
+
+ * doc/invoke.texi (Directory Options): Document -iquote.
+ * doc/cpp.texi: Likewise.
+ * doc/cppopts.texi: Likewise.
+ * c-opts.c (c_common_missing_argument): Add -iquote processing.
+ (c_common_handle_option): Likewise.
+ * c.opt (iquote): Add.
+ * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -iquote.
+ * c-incpath.c (merge_include_chains): Update comment to use -iquote.
+
+ * c-opts.c (case OPT_I): Deprecate -I- support.
+ * doc/invoke.texi: Likewise.
+ * doc/cpp.texi: Likewise.
+ * doc/cppopts.texi: Likewise.
+
+2004-05-05 Steven Bosscher <stevenb@suse.de>
+
+ * basic-block.h (free_basic_block_vars): Update prototype.
+ * flow.c (free_basic_block_vars): Remove the keep_head_end_p
+ argument.
+ (life_analysis): Update call.
+ * ifcvt.c (if_convert): Likewise.
+ * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
+ * passes.c (rest_of_handle_final): Likewise.
+ (rest_of_compilation): Likewise.
+ * config/sh/sh.c (sh_output_mi_thunk): Likewise.
+
+ * emit-rtl.c (next_real_insn): Use INSN_P.
+ (prev_real_insn): Likewise.
-Fri Mar 7 09:22:28 1997 Jeffrey A Law (law@cygnus.com)
+2004-05-05 Eric Christopher <echristo@redhat.com>
- * mn10300.c (expand_{pro,epi}logue): Rework to avoid
- unnecessary "add" operations.
- (expand_epilogue): Likewise.
- * mn10300.h (STARTING_FRAME_OFFSET): Is zero after the last
- round of prologue/epilogue changes.
- (FIRST_PARM_OFFSET): Is now 16 (-4 for REG_PARM_STACK_SPACE + 20 for
- register save area).
- (REG_PARM_STACK_SPACE): Define as 4 bytes.
- (OUTGOING_REG_PARM_STACK_SPACE): Define so caller allocates it.
- * mn10300.md (call{,_value} expander): Don't emit insns to adjust the
- stack here anymore.
+ * config/mips/mips.md: Update the madd define_split for new mflo/mfhi
+ representation.
- * mn10300.md (bCC patterns): Just use "bCC target".
+2004-05-05 Paolo Bonzini <bonzini@gnu.org>
-Tue Mar 4 13:21:41 1997 Jim Wilson <wilson@cygnus.com>
+ * config/rs6000/rs6000.c (build_opaque_vector_type):
+ New function.
+ (rs6000_init_builtins): Use it.
- * rs6000.md (movsi): Don't emit a USE insn for LABEL_REFs.
+2004-05-04 Bernard Giroud <bgiroud2@free.fr>
-Thu Mar 6 16:29:13 1997 Jim Wilson <wilson@cygnus.com>
+ * gcc/gcc/vmsdbgout.c (vms_func_node, vms_func_ref): New.
+ (func_table): Change type from char ** to vms_func_ref.
+ (write_rtnbeg): Update to reflect func_table change. Use
+ fde->funcdef_number instead of rtnnum in output.
+ (write_rtnend, vmxdbgout_begin_function, vmsdbgout_init): Likewise.
- * dwarf2out.c (modified_type_die): Initialize item_type to NULL.
- Move equate_type_number_to_die call before use of sub_die, and move
- recursive modified_type_die calls on item_type after it.
+2004-05-04 Paolo Bonzini <bonzini@gnu.org>
+ Richard Henderson <rth@redhat.com>
- * dwarfout.c (root_type_1, write_modifier_bytes_1): New functions.
- (root_type): Call root_type_1.
- (write_modifier_bytes): Call write_modifier_bytes_1.
- (output_type, case POINTER_TYPE): Set TREE_ASM_WRITTEN before
- recursive call.
+ PR target/14899
-Wed Mar 5 14:30:49 1997 Torbjorn Granlund <tege@quiet.matematik.su.se>
+ * c-common.c (vector_types_convertible_p): New function.
+ * c-typeck.c (comptypes): Recurse on vector types.
+ (convert_for_assignment): Use vector_types_convertible_p.
+ (digest_init): Use vector_types_convertible_p to check
+ validness of constant vector initializers; otherwise treat
+ them as scalars.
+ * tree.c (make_or_reuse_type): New.
+ (build_common_tree_nodes): Use it.
+ * cp/call.c (standard_conversion): Likewise.
+ * cp/typeck.c (comptypes): Recurse on vector types.
+ (convert_for_assignment): Use vector_types_convertible_p.
- Partially undo Jan 11 changes (nor takes only register ops):
- * mips.md (*norsi3_const, *nordi3_const): Delete bogus patterns.
- * mips.c (complemented_arith_operand): Delete function.
- (print_operand): Don't handle `e' for CONST_INT.
- * mips.h (PREDICATE_CODES): Delete complemented_arith_operand.
+2004-05-04 Chris Demetriou <cgd@broadcom.com>
-Tue Mar 4 16:38:13 1997 Brendan Kehoe <brendan@lisa.cygnus.com>
+ * config/mips/mips.c (override_options): Default to no
+ generation of branch-likely operations when tuning for
+ CPUs where they tend to have a negative performance impact
+ (e.g., SB-1).
- * i386.c (i386_return_pops_args): Make sure FUNDECL is non-nil
- before we try to use it.
- * i386/{isc,next,sco,sco5,scodbx}.h (RETURN_POPS_ARGS): Likewise.
+2004-05-04 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-Mon Mar 3 20:17:54 1997 Gavin Koch <gavin@cygnus.com>
+ * expr.c (store_constructor_field): Don't call store_constructor
+ if bitsize is not a multiple of a byte.
- * ginclude/va-mips.h: __mips_single_float should have
- the same effect on vararg lists as __mips_soft_float.
+2004-05-04 Richard Sandiford <rsandifo@redhat.com>
-Mon Mar 3 18:12:01 1997 Michael Meissner <meissner@cygnus.com>
+ * reload1.c (inherit_piecemeal_p): New function.
+ (emit_reload_insns): When reloading a group of hard registers, use
+ inherit_piecemeal_p to decide whether the values of individual hard
+ registers can be inherited.
- * rs6000.h (DBX_CONTIN_LENGTH): Undo 2/26 change.
+2004-05-04 H.J. Lu <hongjiu.lu@intel.com>
-Mon Mar 3 13:08:20 1997 Jeffrey A Law (law@cygnus.com)
+ * config/ia64/t-ia64 (LIB2ADDEH): Remove gthr-gnat.c.
+ * config/s390/t-tpf (LIB2ADDEHDEP): Likewise.
+ * config/t-linux (LIB2ADDEHDEP): Likewise.
- * combine.c (simplify_rtx): Do nothing with (truncate:mode) if
- mode is a partial integer mode.
+2004-05-04 Paul Brook <paul@codesourcery.com>
-Sun Mar 2 17:41:18 1997 Ulrich Drepper <drepper@cygnus.com>
+ * config/arm/crti.asm: Push an even number of registers.
+ * config/arm/crtn.asm: And restore them. Load via sp.
- * ginclude/varargs.h: Add definition of __va_copy.
- * va-alpha.h, va-clipper.h, va-h8300.h, va-i860.h: Likewise.
- * va-i960.h, va-m88k.h, va-mips.h, va-pa.h, va-ppc.h: Likewise.
- * va-sh.h, va-sparc.h, va-spur.h: Likewise.
+2004-05-04 Paolo Bonzini <bonzini@gnu.org>
-Sun Mar 2 13:25:49 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+ * ggc-zone.c (ggc_alloc_zone_1): Add MEM_STAT_DECL parameter.
+ Collect overhead information.
+ (ggc_alloc_stat): New name of ggc_alloc. Add MEM_STAT_DECL
+ parameter and pass it through.
+ (ggc_alloc_typed_stat): New name of ggc_alloc_typed. Add
+ MEM_STAT_DECL parameter and pass it through.
+ (ggc_alloc_zone_stat): New name of ggc_alloc_zone. Add
+ MEM_STAT_DECL parameter and pass it through.
- * c-typeck.c (process_init_element): Warn and truncate if upper
- bound of index is out of range.
+2004-05-03 Aldy Hernandez <aldyh@redhat.com>
-Fri Feb 28 16:08:47 1997 Michael Meissner <meissner@cygnus.com>
+ * config/rs6000/rs6000-protos.h: Protoize rs6000_hard_regno_nregs.
- * rs6000/sol-c0.c (_start): Disable loading up r13 and r2 with the
- SDA base registers for now.
+ * config/rs6000/rs6000.c (rs6000_hard_regno_nregs): New.
- * rs6000.md (movsi): Emit a USE insn when putting the
- label of constants into the TOC, so that the constant is still
- emitted when expensive optimizations are used.
+ * config/rs6000/rs6000.h (HARD_REGNO_NREGS): Call
+ rs6000_hard_regno_nregs.
-Thu Feb 27 17:54:42 1997 Karl Heuer <kwzh@gnu.ai.mit.edu>
+2004-05-03 Eric Christopher <echristo@redhat.com>
- * fixinc.ptx: Fix sed expression looking for <sys/types.h> in pwd.h.
+ * config/s390/s390.c (s390_emit_prologue): Call unspec tpf
+ prologue insn instead of setting up call.
+ (s390_emit_epilogue): Ditto.
+ * config/s390/s390.md (prologue_tpf, epilogue_tpf): New patterns.
+ (define_constants): Add numbers for above patterns.
-Thu Feb 27 12:11:16 1997 Dennis Glatting <dennis.glatting@plaintalk.bellevue.wa.us>
+2004-05-03 Eric Christopher <echristo@redhat.com>
- * fixincludes: Remove more cases of __const__ from math.h on NeXT.
+ * config/s390/s390.h (CONDITIONAL_REGISTER_USAGE): Move body...
+ * config/s390/s390.c (s390_conditional_register_usage): ...here.
+ * config/s390/s390-protos.h: Prototype.
-Wed Feb 26 14:52:27 1997 Michael Meissner <meissner@cygnus.com>
+2004-05-03 Joe Buck <jbuck@welsh-buck.org>
- * reload.c (debug_reload): Remove extra argument to fprintf.
- * rs6000.c (output_toc): Make fprintf calls type correct.
+ * cppfiles.c (pchf_adder): Eliminate use of |= in d->have_once_only
+ assignment.
- * rs6000.h (DBX_CONTIN_LENGTH): Define as 4000 to avoid AIX
- assembler line limit.
+2004-05-03 Eric Christopher <echristo@redhat.com>
-Mon Feb 24 17:56:17 1997 Brendan Kehoe <brendan@lisa.cygnus.com>
+ * config/mips/mips.md: Fix branch length attribute definition.
- * fixincludes: Fix need of prototypes for C++ in rpc/xdr.h on SunOS4.
+2004-05-03 Aldy Hernandez <aldyh@redhat.com>
-Mon Feb 24 17:33:57 1997 Michael Meissner <meissner@cygnus.com>
+ * config.gcc: Remove --enable-altivec support.
- * rs6000/xm-sysv4.h (HAVE_STRERROR): Define.
+ * config/rs6000/altivec-defs.h: Remove.
-Sun Feb 23 17:18:28 1997 Jim Wilson <wilson@cygnus.com>
+2004-05-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
- * rs6000.md (floatsidf2_loadaddr): Correct syntax for cau instruction.
- (load_multiple, store_multiple): Call change_address instead of
- creating MEM from scratch.
+ * fixinc/inclhack.def (svr4_profil): Don't apply on IRIX 5/6.
+ * fixinc/fixincl.x: Regenerate.
-Thu Feb 20 16:39:15 1997 Jim Wilson <wilson@cygnus.com>
+2004-05-03 Uros Bizjak <uros@kss-loka.si>
- * unroll.c (unroll_loop): Add check for naive loop that ends with
- conditional branch that does not branch back to loop start.
+ * config/i386/i386.md (*fyl2x_sfxf3, *fyl2x_dfxf3): Remove insn
+ definition.
+ (log?f2, log10?f2, log2?f2): Reimplement expanders with
+ float_truncate insn.
+ (*fxtractsf3, *fxtractdf3): Remove insn definition.
+ (logb?f2): Reimplement expanders with float_truncate insn.
- * reload1.c (reload): Move assign_stack_local call into main loop.
+2004-05-03 Graham Stott <graham.stott@btinternet.com>
-Thu Feb 20 11:40:46 1997 Jeffrey A Law (law@cygnus.com)
+ PR 14718
+ * dwarf2out.c (dwarf2out_imported_module_or_decl): Use
+ force_type_die for CONST_DECL.
- * pa.md (zero extension patterns): Turn into define_expand and
- define_insn pair.
+2004-05-03 Eric Botcazou <ebotcazou@libertysurf.fr>
+ Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
-Wed Feb 19 17:05:38 1997 Jeffrey A Law (law@cygnus.com)
+ * config.gcc (sparc64-*-solaris2*, sparcv9-*-solaris2*): Add
+ tm-dwarf2.h to tm_file.
+ (sparc-*-solaris2*): Add tm-dwarf2.h to tm_file for Solaris 7+.
+ * config/sparc/sol2-bi.h (PREFERRED_DEBUGGING_TYPE): Delete.
+ (ASM_DEBUG_SPEC): Delete.
- * pa.c (emit_move_sequence): Don't copy 0.0 (double precision)
- directly to memory, go through a reg if reload hasn't started.
- * pa.md (main movdf pattern): Don't allow 0.0 (double precision)
- to be copied directly to memory.
+2004-05-03 Uros Bizjak <uros@kss-loka.si>
- * pa/pa-hpux10.h (MD_EXEC_PREFIX): Define appropriately for hpux10.
- (MD_STARTFILE_PREFIX): Similarly.
+ * optabs.h (enum optab_index): Add new OTI_expm1.
+ (expm1_optab): Define corresponding macro.
+ * optabs.c (init_optabs): Initialize expm1_optab.
+ * genopinit.c (optabs): Implement expm1_optab using expm1?f2
+ patterns.
+ * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_EXPM1{,F,L}
+ using expm1_optab.
+ (expand_builtin): Expand BUILT_IN_EXPM1{,F,L} using
+ expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
- * pa.h (ASM_OUTPUT_SECTION_NAME): Surround the section name
- with '$' if not using GAS.
+ * config/i386/i386.md (expm1df2, expm1sf2, expm1xf2): New expanders
+ to implement expm1, expm1f and expm1l built-ins as inline x87
+ intrinsics.
-Wed Feb 19 16:43:47 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
+2004-05-02 Alexandre Oliva <aoliva@redhat.com>
- * sched.c (schedule_insns): If there was no first scheduling pass,
- split instructions after reload.
- (update_flow_info): Tolerate some idiosyncrasies after reload.
+ 2003-11-19 Richard Sandiford <rsandifo@redhat.com>
+ * config/frv/frv.md (*return_true, *return_false): New patterns.
-Wed Feb 19 11:13:51 1997 Jeffrey A Law (law@cygnus.com)
+2004-05-02 Kazu Hirata <kazu@cs.umass.edu>
- * combine.c (find_split_point): Don't turn a SIGN_EXTEND into
- a series of shifts if either mode is a partial integer mode.
+ * rtl.h (PHI_NODE_P): Remove.
-Mon Feb 17 08:06:02 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+2004-05-02 Eric Botcazou <ebotcazou@act-europe.fr>
- * rs6000.c ({,non_}short_cint_operand): Use (unsigned HOST_WIDE_INT).
- (non_add_cint_operand, includes_rshift_p): Likewise.
- * rs6000.h (CONST_OK_FOR_LETTER_P): Likewise.
- (LEGITIMATE_ADDRESS_INTEGER_P, LEGITIMIZE_ADDRESS): Likewise.
+ PR middle-end/14988
+ * function.c (assign_stack_local_1): Use BITS_PER_UNIT alignment
+ when passed -2 as 'align'.
+ (put_var_into_stack): Use 'bool' as the type for the three local
+ predicates. Adjust calls to put_reg_into_stack.
+ When passed a CONCAT, instruct put_reg_into_stack to use
+ a consecutive stack slot for the second part.
+ (put_reg_into_stack): Remove 'promoted_mode' parameter, add
+ 'consecutive_p' parameter. Turn the three predicates into 'bool'
+ parameters. Retrieve the register mode from 'reg'.
+ When consecutive_p is true, instruct assign_stack_local_1 to use
+ BITS_PER_UNIT alignment.
+ (put_addressof_into_stack): Use 'bool' as the type for the two
+ local predicates. Adjust call to put_reg_into_stack.
-Sun Feb 16 07:55:19 1997 J"orn Rennecke (amylaar@cygnus.co.uk)
+2004-05-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
- * libgcc2.c (__negdi2, __lshrdi3, __ashldi3, __ashrdi3, __ffsdi2):
- Use ANSI style definition with full prototype.
- (__muldi3, __udiv_w_sdiv, __udivmoddi4, __divdi3, __moddi3) : Likewise.
- (__udivmoddi4, __udivdi3, __cmpdi2, __ucmpdi2) : Likewise.
- (__fixunstfdi, __fixtfdi, __fixunsxfdi, __fixxfdi) : Likewise.
- (__fixunsdfdi, __fixdfdi, __floatdixf, __floatditf) : Likewise.
- (__floatdidf, __floatdisf, __fixunsxfsi, __fixunsdfsi) : Likewise.
- (__gcc_bcmp, __eprintf, gopen, gclose, __bb_init_file) : Likewise.
- (__bb_init_trace_func, __clear_cache, mprotect) : Likewise.
- (__enable_execute_stack, cacheflush, exit) : Likewise.
- (find_exception_table, __find_first_exception_table_match) : Likewise.
+ * fold-const.c (fold_convert_const, fold): Add missing
+ FIX_ROUND_EXPR case.
-Sun Feb 16 07:52:02 1997 Oliver Kellogg (oliver.kellogg@space.otn.dasa.de)
+2004-05-02 Alexandre Oliva <aoliva@redhat.com>
- * 1750a.md (mulqihi3): Corrected.
- (tst{hf,tqf}): Simplified.
- (movqi): Removed redundant alternative.
- (addqi-3,addqi-2,addqi-1): Set/Reset Bit patterns by C. Nettleton.
- (many patterns): Introduced operand output modifiers d,t,b,B,w.
- * 1750a.c (print_operand): New operand output modifiers d,t,b,B,w.
- (simple_memory_operand): Removed.
- (one_bit_set_p, which_bit): Added from C. Nettleton's m1750 config.
+ * configure.ac (FLEX, BISON): Only use tools from the build tree
+ if build equals host.
+ * configure: Rebuilt.
-Sun Feb 16 07:43:37 1997 Paul Eggert <eggert@twinsun.com>
+ * config/frv/frv-protos.h (frv_expand_epilogue,
+ frv_expand_fdpic_call): Add bool argument.
+ * config/frv/frv.c (frv_function_ok_for_sibcall): New.
+ (TARGET_FUNCTION_OK_FOR_SIBCALL): Define to it.
+ (frv_expand_epilogue): Use new argument to decide whether to emit
+ return instruction or copy the return address to LR.
+ (frv_expand_fdpic_call): Inline PLT entry when emitting direct
+ sibcalls.
+ (sibcall_operand): New.
+ * config/frv/frv.h (PREDICATE_CODES): call_operand doesn't match
+ PLUS nor LABEL_REF. Add sibcall_operand.
+ * config/frv/frv.md (call, call_value): Pass false to
+ frv_expand_fdpic_call.
+ (call_fdpicdi, call_value_fdpicdi): Insert %i0 in calll.
+ (sibcall, sibcall_internal, sibcall_fdpicdi, sibcall_value,
+ sibcall_value_internal, sibcall_value_fdpicdi): New.
+ (return_unsigned_true, return_unsigned_false): New.
+ (epilogue): Adjust call to frv_expand_epilogue.
+ (sibcall_epilogue): New.
- * cccp.c (special_symbol): Don't treat "L" in "L'...'" as identifier.
- (check_macro_name, collect_expansion, rescan): Likewise.
- * cpplib.c (special_symbol, check_macro_name, collect_expansion):
- Likewise.
+ * config/frv/frv.h (ASM_SPEC): Pass -mno-fdpic as -mnopic.
+ (CPP_SPEC, CPP_SIMPLE_SPEC): Undefine __FRV_ACC__ and __FRV_FPR__
+ before redefining them.
- * cexp.y (parse_c_expression): Don't check for null lexptr
- or *lexptr == 0. If yyparse returns nonzero value, abort.
+2004-05-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
- * cexp.y (yylex): Use is_space, not is_hor_space, to find keyword end.
- (is_space): New decl.
- (is_hor_space): Removed.
- * cccp.c (is_space): Now external.
- (is_hor_space): Now static.
+ * builtins.c (fold_fixed_mathfn): New function.
+ (fold_builtin_lround, fold_builtin): Use it.
-Sun Feb 16 04:55:11 1997 Jason Merrill <jason@yorick.cygnus.com>
+2004-05-01 Jakub Jelinek <jakub@redhat.com>
- * toplev.c, tree.h (decl_printable_name): Change arguments.
- * c-common.c (declare_function_name): Reflect above change.
- * final.c (final_start_function): Likewise.
- * function.c (init_function_start): Likewise.
- * toplev.c (decl_name): Likewise.
- (announce_function): Likewise.
- (v_message_with_decl): Likewise.
- * dwarf2out.c (dwarf2_name): New fn, uses decl_printable_name.
- (add_pubname): Use it.
- (add_name_and_src_coords_attributes): Use it, add
- DW_AT_MIPS_linkage_name if appropriate.
- (output_aranges): Use DW_AT_MIPS_linkage_name if present.
+ * config/sparc/linux64.h (TARGET_DEFAULT): Make 64-bit by default
+ also for TARGET_CPU_DEFAULT == TARGET_CPU_ultrasparc3.
-Sat Feb 15 18:45:30 1997 J.T. Conklin <jtc@cygnus.com>
+2004-05-01 Kazu Hirata <kazu@cs.umass.edu>
- * m68k.md (cmpsi): Added insn with appropriate constraints for
- TARGET_5200; changed condition of existing insn to !TARGET_5200.
+ * config/cris/cris.h: Revert my "fix comment typos" patch.
-Sat Feb 15 18:26:50 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
+2004-05-01 Richard Sandiford <rsandifo@redhat.com>
- * m68k/hp320.h (PRINT_OPERAND_FLOAT): Removed.
- (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}_OPERAND): Defined.
- (PRINT_OPERAND): Turned off: use default.
- * m68k/news.h (PRINT_OPERAND): Turned off: use default.
- (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}_OPERAND): Defined.
- * m68k/tower-as.h (PRINT_OPERAND): Turned off: use default.
- (ASM_OUTPUT_{FLOAT,DOUBLE}_OPERAND): Defined.
- * m68k/crds.h (PRINT_OPERAND): Turned off: use default.
- (ASM_OUTPUT_{FLOAT,DOUBLE}_OPERAND): Defined.
- (SGS_NO_LI,STRUCTURE_SIZE_BOUNDARY,IMMEDIATE_PREFIX): Defined.
- (NEED_PROBE): Defined instead of HAVE_probe and gen_probe.
- (FUNCTION_{PRO,EPI}LOGUE): Do not access FPA registers.
- * m68k.c (output_function_prologue): Add CRDS and MOTOROLA probe code.
- (print_operand): Do not output '.' if CRDS.
+ * config/mips/mips.h (TUNE_MACC_CHAINS): Fix comment.
+
+2004-05-01 Falk Hueffner <falk@debian.org>
+
+ * config/alpha/alpha.md (builtin_insbl, builtin_inswl,
+ builtin_insll): Disallow 0 as first input operand.
+
+2004-05-01 Falk Hueffner <falk@debian.org>
+
+ * config/alpha/alpha.c (alpha_rtx_costs): Fix shiftadd costs.
+
+2004-05-01 Ulrich Weigand <uweigand@de.ibm.com>
+
+ PR middle-end/15054
+ * expr.c (expand_expr_real): Do not call preserve_temp_slots
+ on a TARGET_EXPR temp.
+ * function.c (assign_stack_temp_for_type): Set 'keep' flag for
+ TARGET_EXPR temp slots.
+
+2004-05-01 Paolo Bonzini <bonzini@gnu.org>
+
+ * simplify-rtx.c (simplify_ternary_operation): When
+ converting an IF_THEN_ELSE to a relational op, return
+ correct mode.
+
+2004-04-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * builtins.c (fold_builtin_round): Fix comment typo.
+ (fold_builtin_lround): New function.
+ (fold_builtin): Use it.
+
+2004-04-20 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR target/11608
+ * config/sh/elf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Update and make it
+ more like the one in config/dbxelf.h.
+
+2004-04-30 Zack Weinberg <zack@codesourcery.com>
+
+ * tree.h (SET_ARRAY_OR_VECTOR_CHECK): Rename to SET_OR_ARRAY_CHECK
+ and adjust definition accordingly.
+ (TYPE_DOMAIN): Allow only SET_TYPE and ARRAY_TYPE.
+ (TYPE_DEBUG_REPRESENTATION_TYPE): Allow only VECTOR_TYPE.
+ * expr.c (store_constructor): Do not access TYPE_DOMAIN of a
+ VECTOR_TYPE.
+
+2004-04-30 Jason Merrill <jason@redhat.com>
+
+ PR c++/14587
+ * config/i386/winnt.c (associated_type): Look for attributes on
+ the TYPE_MAIN_VARIANT of *this.
+ * attribs.c (decl_attributes): If ATTR_FLAG_TYPE_IN_PLACE, also
+ apply the attributes to the variants.
+
+2004-04-30 Paul Brook <paul@codesourcery.com>
+
+ * config.gcc: Simplify arm --with-{cpu,tune} test.
+ * config/arm/arm-cores.def: Document whitespace restrictions.
+
+2004-04-30 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ PR other/1963
+ * config/alpha/osf.h (SWITCHES_NEED_SPACES): Define.
+
+2004-04-30 Brian Ford <ford@vss.fsi.com>
+ DJ Delorie <dj@redhat.com>
+
+ * config/i386/cygming.h [HAVE_GAS_PE_SECREL32_RELOC]
+ (DWARF2_DEBUGGING_INFO): Define to enable.
+ (DBX_REGISTER_NUMBER): Define to use the svr4 register map for
+ DWARF2.
+ * configure.ac (Target-specific assembler checks)
+ <i[34567]86-*-[cygwin*|pe|mingw32*]>: New test for .secrel32
+ relocs.
+ * configure: Regenerate.
+ * config.in: Likewise.
- * gcc.c (set_spec): Fix comment-in-comment typo.
-
-Sat Feb 15 17:54:23 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
+ * config/i386/cygming.h [HAVE_GAS_PE_SECREL32_RELOC]
+ (ASM_OUPUT_DWARF_OFFSET): Define.
- * Makefile.in (COMPILERS): Moved before GCC_PASSES.
- (GCC_PASSES): Use $(COMPILERS) instead of cc1$(exeext).
+2004-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
-Sat Feb 15 17:25:44 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+ * config/s390/s390-protos.h (s390_emit_epilogue): Parameter added.
+ (s390_emit_call): New function prototype added.
+ (s390_tls_get_offset): Function removed.
+ * config/s390/s390.c (s390_function_ok_for_sibcall,
+ s390_call_saved_register_used_p): New functions.
+ (TARGET_FUNCTION_OK_FOR_SIBCALL): Definition of target macro added.
+ (s390_tls_get_offset): Function merged into s390_emit_tls_call_insn.
+ (s390_emit_tls_call_insn): New function.
+ (legitimize_tls_address): Call s390_emit_tls_call_insn instead of
+ emit_call_insn.
+ (s390_emit_prologue): Use s390_emit_call instead of emit_call_insn.
+ (s390_emit_epilogue): Like s390_emit_prologue. Parameter for sibcalls
+ added.
+ * config/s390/s390.h (SIBCALL_REGNUM): New macro representing the
+ register number used to hold the target address for sibcalls.
+ * config/s390/s390.md ("sibcall", "sibcall_value", "sibcall_epilogue"):
+ New expanders.
+ ("*sibcall_br", "*sibcall_brc", "*sibcall_brcl", "*sibcall_value_br",
+ "*sibcall_value_brc", "*sibcall_value_brcl"): New insns.
+ ("call_exp", "call_value_exp", "call_value_tls", "call_value_tls_exp"):
+ Expanders removed.
+ ("call", "call_value"): Call s390_emit_call to emit the call patterns.
+ ("*bras", "*brasl", "*bras_r", "*brasl_r", "*bras_tls", "*brasl_tls",
+ "*basr", "*basr_r", "*basr_tls"): Added constraint: !SIBLING_CALL_P.
+ ("epilogue"): Changed the call to s390_emit_epilogue to use the
+ new parameter.
+
+2004-04-30 Kazu Hirata <kazu@cs.umass.edu>
+
+ * bb-reorder.c, c-opts.c, cfglayout.c, cgraph.c, cgraphunit.c,
+ cppfiles.c, fold-const.c, ggc-zone.c, loop-doloop.c, optabs.c,
+ reg-stack.c, varasm.c, config/alpha/ev4.md,
+ config/alpha/ev5.md, config/alpha/ev6.md, config/arm/arm.c,
+ config/c4x/c4x.c, config/c4x/c4x.md, config/cris/cris.c,
+ config/cris/cris.h, config/fr30/fr30.h, config/frv/frv.c,
+ config/frv/frv.h, config/frv/frv.md, config/h8300/h8300.c,
+ config/i386/i386.c, config/i386/i386.md, config/i386/winnt.c,
+ config/ia64/itanium2.md, config/ip2k/ip2k.c,
+ config/mips/mips.c, config/mips/mips.h, config/mips/sr71k.md,
+ config/pa/pa.c, config/s390/s390.c, config/sh/sh.c: Fix
+ comment typos.
+
+2004-04-30 Paul Brook <paul@codesourcery.com>
+
+ * config.gcc: Default ep9312 to hard-float.
+ * config/arm/arm-cores.def: Add ARCH field.
+ * config/arm/arm.c (FL_FOR_ARCH*): Define.
+ (arm_arch_cirrus): New variable.
+ (all_cores): Set and use arch.
+ (all_architectures): Ditto.
+ (arm_arch_name): New variable.
+ (arm_override_options): Set it. Use [SUB]TARGET_CPU_DEFAULT.
+ Set and use arm_arch_cirrus.
+ * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Set arch defines.
+ (enum processor_type): Update ARM_CORE define.
+ (enum target_cpus): Add. Replaces TARGET_CPU_* defines.
+ (CPP_SPEC): Remove %(cpp_cpu_arch).
+ (CPP_ARCH_DEFAULT_SPEC): Remove.
+ (CPP_CPU_ARCH_SPEC): Remove.
+ (EXTRA_SPECS): Don't use CPP_*ARCH*_SPEC.
+ (FPUTYPE_DEFAULT): Don't define here.
+
+2004-04-30 J"orn Rennecke <joern.rennecke@superh.com>
- * gcc.c (process_command): Allocate space for terminating null.
+ * flow.c (propagate_one_insn): Call mark_set_regs for stack pointer
+ updates too.
+
+2004-04-30 Paul Brook <paul@codesourcery.com>
+
+ * arm.c (arm_needs_doubleword_align): Use mode alignment.
+
+2004-04-30 Paolo Bonzini <bonzini@gnu.org>
+
+ * config/altivec/altivec.h [__cplusplus] (vec_subsubs): Rename to
+ vec_sububs.
+ [__cplusplus] (vec_subsuhs): Rename to vec_subuhs, without
+ duplicates.
+
+2004-04-30 Uros Bizjak <uros@kss-loka.si>
+
+ * config/i386/i386.md (atansf2, atandf2, atanxf2): Move near
+ atan2?f3 expanders.
+
+2004-04-29 Nick Clifton <nickc@redhat.com>
+
+ Bug 14093
+ * config/sh/sh-protos.h (sh_promote_prototypes): Declare.
+ * config/sh/sh.c (sh_promote_prototypes): Remove declaration.
+ Delete static from definition.
+ * config/sh/sh.h (FUNCTION_VALUE): Add sh_promote_prototypes call.
+
+2004-04-30 Uros Bizjak <uros@kss-loka.si>
+
+ * reg-stack.c (subst_stack_regs_pat): <UNSPEC_SIN, UNSPEC_COS,
+ UNSPEC_FRNDINT, UNSPEC_F2XM1>: abort() if src1 dies.
+ <UNSPEC_SINCOS_COS, UNSPEC_TAN_ONE, UNSPEC_XTRACT_FRACT>: Same.
+ <UNSPEC_SINCOS_SIN, UNSPEC_TAN_TAN, UNSPEC_XTRACT_EXP>: Same.
+
+2004-04-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
+
+ * commom.opt (Wfatal-errors): Add it.
+ * diagnostic.c (flag_fatal_errors): Define it.
+ (diagnostic_action_after_output): Check for flag_fatal_errors.
+ * flags.h (flag_fatal_errors): Declare it.
+ * opts.c (common_handle_option): Add OPT_Wfatal_errors.
+ * doc/invoke.texi (Warning Options): Document -Wfatal-errors.
+
+2004-04-30 Josef Zlomek <zlomekj@suse.cz>
+
+ * gcse.c (remove_reachable_equiv_notes): Delete notes also in
+ blocks which have kill flag set.
+
+2004-04-29 Ben Elliston <bje@au.ibm.com>
+
+ * configure.ac (--with-as): Abort if user-supplied assembler
+ cannot be executed.
+ (--with-ld): Likewise for the linker.
+ * configure: Regenerate.
+
+2004-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * convert.c (convert_to_integer): Ensure `long_integer_type_node'
+ isn't NULL before using it.
-Sat Feb 15 17:21:34 1997 Pat Rankin <rankin@eql.caltech.edu>
+2004-04-29 Richard Sandiford <rsandifo@redhat.com>
- * vax.h (FUNCTION_PROLOGUE): Adjust size by STARTING_FRAME_OFFSET.
- * vax/vms.h (FUNCTION_PROLOGUE): Delete.
+ PR target/15189
+ * config/mips/mips.md (load_df_low): Use default length.
+ (load_df_high, store_df_high): Likewise.
+
+2004-04-29 Kazu Hirata <kazu@cs.umass.edu>
-Sat Feb 15 08:48:14 1997 Douglas B. Rupp (rupp@gnat.com)
+ * config/mips/mips.md, config/mips/sb1.md,
+ config/rs6000/rs6000.c: Fix comment typos.
- * configure: Fix setting of CC in no-symlink case.
+2004-04-29 Kazu Hirata <kazu@cs.umass.edu>
-Sat Feb 15 08:42:17 1997 Oliver Kellogg (oliver.kellogg@space.otn.dasa.de)
+ * builtins.c, cgraph.c, cgraphunit.c, final.c, fold-const.c:
+ Fix comment typos.
- * expmed.c (expand_divmod): Prefer divmod in same mode over div
- in wider mode.
+2004-04-29 Douglas B Rupp <rupp@gnat.com>
-Sat Feb 15 08:27:50 1997 J"orn Rennecke (amylaar@cygnus.co.uk)
+ * gcc.c (DELETE_IF_ORDINARY): New macro default definition.
+ (delete_if_ordinary): Use above macro.
+ * config/alpha/xm-vms.h (DELETE_IF_ORDINARY): New macro VMS definition.
+ Update copyright.
+ * doc/hostconfig.texi (DELETE_IF_ORDINARY): Document new macro.
- * fold-const.c (fold): Don't assume a nonexplicit constant cannot
- equal an explicit one.
+2004-04-29 Richard Earnshaw <rearnsha@arm.com>
- * i386.md (zero_extendqi[hs]i2+3): Ensure operating on REG.
+ * c-decl.c (get_parm_info): Use the correct tag keywords when
+ warning about type declarations in prototypes.
-Sat Feb 15 08:11:04 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+2004-04-29 Paul Brook <paul@codesourcery.com>
- * configure (i[3456]86-*-solaris2*): Correct tm.h filename in
- stabs case.
+ * config.gcc: Pull list of cores from arm-cores.def.
- * a29k.h (STORE_FLAG_VALUE): Write so works on both 32 and 64-bit host.
+2004-04-29 Paolo Bonzini <bonzini@gnu.org>
-Fri Feb 14 16:03:37 1997 Robert Lipe <robertl@dgii.com>
+ * combine.c (combine_simplify_rtx): Adjust call to use
+ simplify_relational_operation. Do not use SELECT_CC_MODE
+ when a comparison already has a MODE_CC mode.
- * i386/t-sco5 (libgcc{1,2}-elf.a): correct target dependencies.
+2004-04-29 Paolo Bonzini <bonzini@gnu.org>
-Fri Feb 14 16:00:23 1997 H.J. Lu <hjl@gnu.ai.mit.edu>
+ (simplify_set): simplify_relational_operation may now
+ return another relational expression.
+ * cse.c (fold_rtx): simplify_relational_operation now
+ takes of computing the comparison mode.
+ * dojump.c (compare_from_rtx): Use simplify_relational_operation,
+ remove dead code.
+ (do_compare_rtx_and_jump): Likewise.
+ * integrate.c (subst_constants): simplify_relational_operation
+ may now return another relational expression.
+ * simplify-rtx.c (simplify_gen_relational): Move most code to
+ the new simplify_relational_operation and
+ simplify_relational_operation_1 functions.
+ (simplify_relational_operation): Rewritten.
+ (simplify_relational_operation_1): New function.
+ (simplify_ternary_operation): simplify_relational_operation
+ may now return another relational expression.
+ (simplify_rtx): Remove unnecessary temp variable.
- * config/svr4.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Set
- current-section variable to text.
+2004-04-29 Uros Bizjak <uros@kss-loka.si>
-Wed Feb 12 16:07:34 1997 Brendan Kehoe <brendan@lisa.cygnus.com>
+ * reg-stack.c (swap_to_top): New function.
+ (subst_stack_regs_pat): UNSPEC_FPATAN, UNSPEC_FYL2X: Use
+ swap_to_top().
+ (subst_stack_regs_pat): UNSPEC_FSCALE: Remove.
+ (subst_stack_regs_pat): Handle UNSPEC_FSCALE_FRACT and
+ UNSPEC_FSCALE_EXP.
- * fixinc.irix: New file.
- * configure (mips-sgi-irix[56]): Set fixincludes to fixinc.irix.
+ * config/i386/i386.md (UNSPEC_FSCALE): Remove.
+ (*fscale_sfxf3, *fscale_dfxf3, *fscale_xf3): Remove insn pattern.
+ (UNSPEC_FSCALE_FRACT, UNSPEC_FSCALE_EXP): New unspecs to represent
+ x87's fscale insn.
+ (*fscalexf4: Define new insn pattern to implement x87 fscale insn.
+ (exp?f2, exp10?f2, exp2?f2): Use *fscalexf4 and float_truncate
+ patterns.
-Wed Feb 12 15:40:20 1997 Jim Wilson <wilson@cygnus.com>
+2004-04-28 Serge Belyshev <1319@bot.ru>
- * Makefile.in (LIBGCC2_DEBUG_CFLAGS): New macro.
- (LIBGCC2_CFLAGS): Use it.
+ PR 14944
+ * coverage.c (read_counts_file): Fix usage of warning () call.
+ * pretty-print.c (pp_base_format_text): Fix typo in the comment.
- * dwarfout.c (output_type): Do early exit only if TYPE_CONTEXT is NULL
- or if TYPE_CONTEXT is another type (e.g. a nested type).
+2004-04-28 Ben Elliston <bje@au.ibm.com>
-Tue Feb 11 15:53:51 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
+ * doc/invoke.texi (Objective-C Dialect Options): Don't prefix
+ options with "-" in the option index.
+ (SPARC Options): Likewise.
+ (M32R/D Options): Likewise.
- * sh.c (calc_live_regs): Exclude RETURN_ADDRESS_POINTER_REGNUM.
- Need not save MACL/MACH when not live or in leaf function.
+2004-04-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-Mon Feb 10 14:46:32 1997 Jeffrey A Law (law@cygnus.com)
+ * convert.c (convert_to_integer): Convert (long)round -> lround,
+ etc.
- * stmt.c (group_case_nodes): Recognize more opportunities to
- group case nodes.
+2004-04-28 Andrew Pinski <pinskia@physics.uc.edu>
-Sun Feb 9 14:05:48 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+ * config/rs6000/rs6000.c (registers_ok_for_quad_peep):
+ Return false if we do not have fp register.
+ (addrs_ok_for_quad_peep): Rename to ...
+ (mems_ok_for_quad_peep): this.
+ Add check for volatile memory.
+ * config/rs6000/rs6000-protos.h (addrs_ok_for_quad_peep):
+ Rename to ...
+ (mems_ok_for_quad_peep): this.
+ * config/rs6000/rs6000.md: Change peephole's for lfq/stq
+ to peephole2's.
+ (lfq_power2): New instruction.
+ (stfq_power2): Likewise.
- * function.c (assign_stack_temp): Clear MEM flags from reuse.
+2004-04-28 Jan Hubicka <jh@suse.cz>
-Sat Feb 8 17:37:47 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+ PR c/15004
+ * function.c (do_warn_unused_parameter): Break out form ...
+ (expand_function_end): ... here; warn only when not using cgraphunit.
+ * function.h (do_warn_unused_parameter): Declare.
+ * cgraphunit.c: Include function.h.
+ (cgraph_finalize_function): Do unused parameter warning.
+ * Makefile.in (cgraphunit.o): Depend on function.h
- * local-alloc.c (update_equiv_regs): Fix error in last change.
+2004-04-28 Joseph S. Myers <jsm@polyomino.org.uk>
-Fri Feb 7 12:42:34 1997 Mike Stump <mrs@cygnus.com>
+ * Makefile.in ($(DESTDIR)$(infodir)/%.info): Don't condition
+ calling install-info on $(DESTDIR)$(infodir)/dir already being
+ present.
- * pa.h (RETURN_ADDR_RTX): Fix to ignore export stubs.
- * pa.c (return_addr_rtx): Define.
+2004-04-28 Paul Brook <paul@codesourcery.com>
-Fri Feb 7 13:56:56 1997 Doug Evans <dje@cygnus.com>
+ * dwarf2out.c (mem_loc_descriptor): Handle shifts.
- * cse.c (invalidate_from_clobbers): Delete unnecessary test for
- (clobber nil).
+2004-04-28 Ulrich Weigand <uweigand@de.ibm.com>
- * toplev.c (main): Delete redundant settings of flag_no_inline
- and warn_inline if not optimizating.
+ * gcse.c (find_moveable_store): Do not accept store insns with
+ REG_EH_REGION note.
-Fri Feb 7 10:45:02 1997 Jeffrey A Law (law@cygnus.com)
+2004-04-28 Paul Brook <paul@codesourcery.com>
- * Makefile.in (stmp-multilib-sub): Add missing "else true"
- clauses to work around make bug on some systems.
+ * calls.c (precompute_arguments): Remove PROMOTE_FOR_CALL_ONLY.
+ * function.c (assign_temp): Ditto.
+ * system.h (PROMOTE_FOR_CALL_ONLY): Poison.
-Fri Feb 7 08:19:43 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+2004-04-28 Paul Brook <paul@codesourcery.com>
- * fold-const.c (const_binop): Don't call size_int if low < 0.
+ * config/arm/lib1funcs.asm: Recognize armv5tej and armv6.
- * function.c (instantiate_virtual_regs_1, case USE, CLOBBER):
- Fix error in last change.
+2004-04-28 Josef Zlomek <zlomekj@suse.cz>
-Thu Feb 6 17:09:17 1997 Mike Stump <mrs@cygnus.com>
+ * var-tracking.c (variable_different_p): Add a parameter
+ compare_current_location, compare current location of variable parts
+ if it is true.
+ (dataflow_set_different_1): Pass compare_current_location == false.
+ (dataflow_set_different_2): Pass compare_current_location == false.
+ (emit_notes_for_differences_1): Pass compare_current_location == true.
- * except.c (find_exception_handler_labels): Initialize label array
- with zeroes.
+2004-04-28 Ulrich Weigand <uweigand@de.ibm.com>
-Wed Feb 5 22:11:55 1997 Jeffrey A Law (law@cygnus.com)
+ * config/s390/s390.md ("casesi"): Mark jump table access as
+ non-trapping and unchanging.
- * pa.md (post_ldwm): Fix typos.
+2004-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
-Wed Feb 5 15:57:42 1997 Doug Evans <dje@cygnus.com>
+ PR debug/14829
+ * dwarf2out.c (reg_number): Rename to dbx_reg_number. Adjust all
+ callers.
+ (multiple_reg_loc_descriptor, reg_loc_descriptor): Use gcc register
+ number for indexing hard_regno_nregs array.
- * m68k/vxm68k.h (WCHAR_TYPE,WCHAR_TYPE_SIZE,SIZE_TYPE): Fix.
- (PTRDIFF_TYPE): Define.
+2004-04-27 Geoffrey Keating <geoffk@apple.com>
-Wed Feb 5 11:19:13 1997 Ian Lance Taylor <ian@cygnus.com>
+ * config/darwin.h (STARTFILE_SPEC): Use %s to find crt2.o.
+ * config/darwin-crt2.c: Only have contents on __ppc__.
- * reload1.c (alter_reg): Don't ask assign_stack_local to round up
- to a multiple of BIGGEST_ALIGNMENT, unless a register appears in a
- paradoxical subreg.
+2004-04-27 Bob Wilson <bob.wilson@acm.org>
-Tue Feb 4 19:29:40 1997 Jim Wilson <wilson@cygnus.com>
+ * config/xtensa/xtensa.c (call_insn_operand): Check
+ SYMBOL_REF_EXTERNAL_P in addition to SYMBOL_REF_LOCAL_P.
+ * config/xtensa/xtensa.h (LEGITIMATE_PIC_OPERAND): Likewise.
+ * config/xtensa/xtensa.md (call, call_value): Likewise.
- * reload.c (find_reloads_address_1, case POST_INC): Don't use
- ADDR_TYPE here.
+2004-04-27 Wu Yongwei <adah@sh163.net>
-Tue Feb 4 12:33:45 1997 Jeffrey A Law (law@cygnus.com)
+ * gthr-win32.h (__gthread_mutex_t): Change typedef to new structure.
+ (__GTHREAD_MUTEX_INIT_DEFAULT): Adjust.
+ (__gthread_mutex_init_function): Replace CreateMutex with
+ initialization of custom mutex using CreateSemaphore.
+ (__gthread_mutex_lock): Use InterlockedIncrement.
+ (__gthread_mutex_trylock): Use InterlockedCompareExchange.
+ (__gthread_mutex_unlock): Use InterlockedDecrement and
+ ReleaseSemaphore to unlock
+ * config/i386/gthr-win32.c (__gthread_mutex_init_function,
+ __gthread_mutex_lock, __gthread_mutex_trylock,
+ __gthread_mutex_unlock): Adjust to match inline versions in
+ gthr-win32.h.
- * flow.c (life_analysis): Delete obvious no-op moves
- which use SUBREGs.
+2004-04-27 Paul Brook <paul@codesourcery.com>
-Mon Feb 3 20:00:35 1997 Jim Wilson <wilson@cygnus.com>
+ * config/arm/arm.c (arm_promote_prototypes): New function.
+ (TARGET_PROMOTE_PROTOTYPES): Use it.
- * jump.c (find_cross_jump): Don't allow old-style and volatile asms
- to match.
+2004-04-27 Paul Brook <paul@codesourcery.com>
-Mon Feb 3 15:51:31 1997 Doug Evans <dje@cygnus.com>
-
- * sparc/sol2.h (ASM_SHORT,ASM_LONG): Set to .uahalf/.uaword.
- * sparc/sysv4.h (ASM_LONG): Define.
- (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Use ASM_LONG.
-
-Mon Feb 3 13:01:46 1997 Ian Lance Taylor <ian@cygnus.com>
-
- * reload.h (enum reload_type): Add RELOAD_FOR_INPADDR_ADDRESS and
- RELOAD_FOR_OUTADDR_ADDRESS.
- * reload.c (ADDR_TYPE): New macro.
- (push_secondary_reload): Check for new reload types.
- (combine_reloads): Likewise.
- (find_reloads): Likewise. Convert INPADDR_ADDRESS and
- OUTADDR_ADDRESS to OPADDR_ADDR. Check OPADDR_ADDR when looking
- for merges.
- (find_reloads_address): When reloading an address, use the
- ADDR_TYPE macro to get the type of the new reload.
- (find_reloads_address_1): Likewise.
- (reload_when_needed_name): Add new reload types.
- * reload1.c (reload): Add in_addr_addr and out_addr_addr fields to
- insn_needs struct. Use them for new reload types, and when
- computing in_max and out_max.
- (reg_used_in_inpaddr_addr): New static array.
- (reg_used_in_outaddr_addr): New static array.
- (mark_reload_reg_in_use): Handle new reload types.
- (clear_reload_reg_in_use, reload_reg_free_p): Likewise.
- (reload_reg_free_before_p, reload_reg_reaches_end_p): Likewise.
- (reloads_conflict, merge_assigned_reloads): Likewise.
- (emit_reload_insns): Likewise.
- (choose_reload_regs): Save arrays for new reload types.
-
-Sun Feb 2 19:43:17 1997 Scott Christley <scottc@net-community.com>
-
- * objc/selector.c (__sel_register_typed_name): Eliminate compiler
- warnings with explicit cast.
-
- * Add condition mutex support to the objc runtime.
- * objc/thr-mach.c (objc_condition_{,de}allocate): New functions.
- (objc_condition_{wait,broadcast,signal}): New functions.
- * objc/thr-pthreads.c (objc_condition_{,de}allocate): New functions.
- (objc_condition_{wait,broadcast,signal}): New functions.
- * objc/thr-solaris.c (objc_condition_{,de}allocate): New functions.
- (objc_condition_{wait,broadcast,signal}): New functions.
- * objc/thr.h: Prototypes for new functions.
-
- * objc/init.c (__objc_runtime_mutex): Eliminate leading underscore
- from name of objc mutex and thread structures.
- * objc/runtime.h: Likewise.
- * objc/thr-{decosf1,irix,mach,os2,posix,pthreads,single}.c: Likewise.
- * objc/thr-{solaris,win32}.c: Likewise.
- * objc/thr.{c,h}: Likewise.
-
- * Major reorganization of objc error handling.
- * objc/Object.m (-error:): Call objc_error function instead of
- using function pointer.
- * objc/archive.c: Replace call to abort or __objc_fatal functions
- with call to objc_error function throughout the complete file.
- * objc/class.c (objc_get_class): Replace call to abort function
- with call to objc_error function.
- * objc/encoding.c (objc_sizeof_type, objc_alignof_type): Replace
- call to abort function with call to objc_error function.
- (objc_skip_typespec): Likewise.
- * objc/init.c (init_check_module_version): Replace call to
- abort function with call to objc_error function.
- * objc/misc.c (objc_verror): New function.
- (objc_fatal): Remove function.
- (objc_set_error_handler): New function.
- (_objc_error_handler): New global variable.
- (__alpha__): Remove unneeded code.
- (objc_error): Allow user specified error handler function to
- trap and handle the objc error. Added an error code parameter
- which indicates the specific error that occured.
- (objc_malloc, objc_atomic_malloc): Replace call to objc_fatal
- function with call to objc_error function.
- (objc_valloc, objc_realloc, objc_calloc): Likewise.
- * objc/objc-api.h: Declare error handling functions and typedef
- for user specified error handler function. Define error codes
- used by the runtime library.
- * objc/runtime.h: Remove error handling declarations.
- * objc/sendmsg.c (__objc_forward): Replace call to abort function
- with call to objc_error function.
-
-Sun Feb 2 19:42:52 1997 Thomas Baier <baier@ci.tuwien.ac.at>
+ * config/arm/arm.c (arm_expand_epilogue): Count blocks of 4 regs.
- * objc/hash.c (hash_delete): Step through the hash nodes
- versus using hash_next to increase efficiency.
- * objc/archive.c (__objc_finish_read_root_object): Use hash
- table instead of list.
+2004-04-26 Bernard Giroud <bgiroud@free.fr>
-Sun Feb 2 08:25:05 1997 Ovidiu Predescu <ovidiu@net-community.com>
+ * config/alpha.c (alpha_end_function): For OpenVMS gas,
+ correctly output .pdesc directive before .end.
- * objc-act.c (encode_aggregate_within): New function.
- (encode_aggregate): Generates encodings for unions similar
- to those for structs except surrounded by parenthesis instead
- of braces.
+2004-04-26 James E Wilson <wilson@specifixinc.com>
-Sun Feb 2 07:15:54 1997 Mat Hostetter (mat@lcs.mit.edu)
+ Bug 14927
+ * config/ia64/ia64.md (movxf): New local op0. Handle case where
+ operands[0] is a SUBREG. Handle case where operands[1] is a GR reg.
- * c-decl.c (start_function): Fix improper installation of last change.
+2004-04-26 Zack Weinberg <zack@codesourcery.com>
-Sun Feb 2 06:50:55 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+ * config/ia64/hpux.h: Predefine __STDCPP__ when compiling C++.
+ * config/pa/pa-hpux10.h: Likewise.
+ * config/pa/pa-hpux11.h: Likewise.
- * m68k.c (output_scc_di): Add missing CC_STATUS_INIT.
+2004-04-26 Geoffrey Keating <geoffk@apple.com>
-Sun Feb 2 06:39:55 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+ * doc/invoke.texi (Overall Options): Document default for -o
+ for PCH files.
- * c-typeck.c (process_init_element): When popping levels, don't
- blow up if constructor_max_index not set due to previous error.
+2004-04-26 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
- * combine.c (find_split_point, case SET): Fix error in last change.
+ * builtins.c (expand_builtin_update_setjmp_buf): New function.
+ (expand_builtin, case BUILT_IN_UPDATE_SETJMP_BUF): New case.
+ * builtins.def (BUILT_IN_UPDATE_SETJMP_BUF): New code.
-Sun Feb 2 06:28:56 1997 Paul Eggert <eggert@twinsun.com>
+2004-04-26 Paul Brook <paul@codesourcery.com>
- * cccp.c (rescan): Insert a space after `.' as well,
- to prevent accidental token-pasting (e.g. `.x' -> `.10').
+ * config/arm/arm.c (arm_legitimate_index_p): Correct iwmmxt offsets.
-Sun Feb 2 06:08:14 1997 Oliver Kellogg (oliver.kellogg@space.otn.dasa.de)
+2004-04-26 Paul Brook <paul@codesourcery.com>
- * 1750a.c (modregno_adjust): Fixed case when reg_renumber invalid.
+ * config/arm/arm.c (arm_legitimate_index_p): Correct maverick offsets.
-Sat Feb 1 19:11:08 1997 J.T. Conklin <jtc@rhino.cygnus.com>
+2004-04-25 Roger Sayle <roger@eyesopen.com>
- * m68k.md (movqi): Enable use of clr and st insns on TARGET_5200.
- * m68k.c (output_move_simode_const): Likewise.
+ * fold-const.c (fold): Prefer fold_convert (negate_expr (...)) to
+ fold (build1 (NEGATE_EXPR, ...)). Optimize X / -1 as -X and
+ X % -1 as 0.
-Sat Feb 1 18:54:00 1997 Douglas B. Rupp (rupp@gnat.com)
+2004-04-26 Hans-Peter Nilsson <hp@bitrange.com>
- * gcc.c (process_command): Fix improper use of strncpy.
+ PR bootstrap/15141
+ * except.c (connect_post_landing_pads): Delete insns after the
+ barrier when generating a unwind_resume_libfunc call.
-Fri Jan 31 15:35:08 1997 Mike Stump <mrs@cygnus.com>
+2004-04-25 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
- * libgcc2.c: Remove extern for malloc and realloc.
+ PR/c++ 15119
+ * tree.c (substitute_placeholder_in_expr, case 4): New case,
+ for TARGET_EXPR.
-Fri Jan 31 17:08:11 1997 Ian Lance Taylor <ian@cygnus.com>
+2004-04-25 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
- * local-alloc.c (update_equiv_regs): If register which is equivalent
- to some value is only used in one place, and we can't substitute value
- for use, move register assignment to just before use.
+ * gcov-io.h (__gcov_fork, __gcov_execl, __gcov_execlp, __gcov_execle,
+ __gcov_execv, __gcov_execvp, __gcov_execve): Do not declare when
+ inhibit_libc is defined.
-Fri Jan 31 15:57:25 1997 Stan Cox <coxs@dg-rtp.dg.com>
+2004-04-25 Richard Sandiford <rsandifo@redhat.com>
- * i386.md (idiv,imul,fpmul): Added new functional units for pentiumpro.
+ * config/mips/mips-protos.h (mips_linked_macc_p): Declare.
+ * config/mips/mips.h (TUNE_MACC_CHAINS): New macro.
+ * config/mips/mips.c (TARGET_SCHED_REORDER): Define.
+ (TARGET_SCHED_VARIABLE_ISSUE): Define.
+ (mips_adjust_cost): Move later in file, next to other sched hooks.
+ (mips_macc_chains_last_hilo): New variable.
+ (mips_linked_madd_p, mips_macc_chains_record, mips_macc_chains_reorder)
+ (mips_promote_ready, mips_sched_reorder, mips_variable_issue): New.
+ * config/mips/mips.md (may_clobber_hilo): New attribute.
- * i386.c (pentiumpro_cost): Added new cost structure for pentiumpro.
- (override_options): Set ix86_cost to appropriate cost structure.
+2004-04-24 Roger Sayle <roger@eyesopen.com>
+ Bruce Korb <bkorb@gnu.org>
-Thu Jan 30 09:34:26 1997 J.T. Conklin <jtc@rhino.cygnus.com>
+ * fixinc/inclhack.def (aix_syswait_2): New fix.
+ * fixinc/fixincl.x: Regenerate.
+ * fixinc/tests/base/sys/wait.h: Update for new test.
- * m68k.md (stack adjust peepholes): Use lea instead of
- add.w when adding 16 bit constants on all but TARGET_68040.
+2004-04-24 Alan Modra <amodra@bigpond.net.au>
-Thu Jan 30 08:58:08 1997 Ralf Baechle <ralf@waldorf-gmbh.de>
+ PR target/14960
+ * config/rs6000/rs6000.c (rs6000_stack_info): Rename total_raw_size
+ to non_fixed_size, and leave out fixed_size from the sum.
+ (generate_set_vrsave): Correct clobbers.
+ (rs6000_emit_epilogue): Test TARGET_ALTIVEC with TARGET_ALTIVEC_SAVE.
+ (rs6000_function_value): Test TARGET_ALTIVEC and TARGET_ALTIVEC_ABI.
+ (rs6000_libcall_value): Likewise.
+ * config/rs6000/rs6000.h (FUNCTION_VALUE_REGNO_P): Likewise.
+ (FUNCTION_ARG_REGNO_P): Likewise.
- * function.c (TRAMPOLINE_ALIGNMENT): Provide default.
- (expand_function_end): Use TRAMPOLINE_ALIGNMENT instead
- of FUNCTION_BOUNDARY.
- * varasm.c (TRAMPOLINE_ALIGNMENT): Provide default.
- (assemble_trampoline_template): Use TRAMPOLINE_ALIGNMENT instead
- of FUNCTION_BOUNDARY.
+2004-04-24 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * expmed.c (expand_mult_highpart_adjust): Do not assume OP1
+ is a CONST_INT.
+ (expand_mult_highpart_optab): Call expand_mult_highpart_adjust
+ with NARROW_OP1 instead of OP1.
+
+2004-04-24 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __s390__
+ and __s390x__ hosts.
+
+2004-03-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * Makefile.in (LIBGCOV): Add _gcov_fork, _gcov_execl, _gcov_execlp,
+ _gcov_execle, _gcov_execv, _gcov_execvp, _gcov_execve.
+ * builtin-types.def (BT_PID, BT_PTR_CONST_STRING, BT_FN_PID,
+ BT_FN_INT_CONST_STRING_PTR_CONST_STRING,
+ BT_FN_INT_CONST_STRING_PTR_CONST_STRING_PTR_CONST_STRING): New.
+ * builtins.c (expand_builtin_fork_or_exec): New.
+ (expand_builtin): Call it.
+ * builtins.def (BUILT_IN_EXECL, BUILT_IN_EXECLP,BUILT_IN_EXECLE,
+ BUILT_IN_EXECV, BUILT_IN_EXECVP, BUILT_IN_EXECVE, BUILT_IN_FORK): New.
+ * c-common.c (PID_TYPE): New macro.
+ (c_common_nodes_and_builtins): Initialize pid_type_node.
+ * calls.c (special_function_p): Do not handle fork and exec.
+ (expand_call): Do not handle ECF_FORK_OR_EXEC.
+ * gcov-io.h (__gcov_fork, __gcov_execl, __gcov_execlp, __gcov_execle,
+ __gcov_execv, __gcov_execvp, __gcov_execve): Declare.
+ * libgcov.c (__gcov_fork, __gcov_execl, __gcov_execlp, __gcov_execle,
+ __gcov_execv, __gcov_execvp, __gcov_execve): New.
+ * tree.h (enum tree_index): Add TI_PID_TYPE.
+ (pid_type_node): New macro.
+ (ECF_FORK_OR_EXEC): Removed.
+
+2004-04-23 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR optimization/13985
+ * cfgloopmanip.c (fix_loop_placements): New prototype.
+ Call fix_bb_placements on the preheader of loops that have
+ been reparented.
+ (remove_path): Adjust call to fix_loop_placements.
+
+2004-04-23 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * config/darwin7.h: New file.
+ * config.gcc (*-*-darwin*): Add darwin7.h if the
+ version is greater than 6.
+ * config/darwin.h (TARGET_C99_FUNCTIONS): Define.
+ (MATH_LIBRARY): Wrap in ifdefs.
+
+2004-04-23 Daniel Jacobowitz <drow@mvista.com>
+
+ * config/arm/arm.c (arm_output_epilogue): Reverse the order of
+ loading iWMMXt registers with a frame pointer. Use post-increment
+ without a frame pointer.
+ (arm_expand_prologue): Reverse the order of saving iWMMXt registers.
+
+2004-04-23 Paolo Bonzini <bonzini@gnu.org>
+
+ * doc/invoke.texi (Optimize Options): Refer to "unit-at-a-time
+ mode" rather than "-funit-at-a-time" since -O2 enables it
+ without requiring -f* options. Refer to -fprofile-generate and
+ -fprofile-use correctly. Move -funit-at-a-time among options
+ enabled by -O. Add information about unit-at-a-time caveats.
+
+2004-04-22 Per Bothner <per@bothner.com>
+
+ * line-map.h (struct line_maps): New field highest_line.
+ (linemap_position_for_column): Make non-inline function.
+ (LINEMAP_POSITION_FOR_COLUMN): New macro.
+ * line-map.c (linemap_init): Clear highest_line field.
+ (linemap_add): Set highest_line field.
+ (linemap_line_start): Minor optimization - use highest_line field.
+ Reduce maximum column hint to 10000. Update highest_line field.
+ (linemap_position_for_column): Moved from line-map.h. Optimize a bit.
+ * cpphash.h (struct cpp_reader): Remove line field - instead use
+ line_table->highest_line.
+ (saved_line): Remove unused field.
+ (CPP_INCREMENT_FILE): Don't do linemap_lookup - just use newest map.
+ Use line_table's highest_line field instead of cpp_reader's line.
+ * cpplib.c (start_directive): Likewise use highest_line field.
+ (do_line, do_linemarker): Likewise just use newest map.
+ (_cpp_do_file_change): Don't need to set cpp_reader's line field.
+ * cpperror.c (cpp_error): Likewise use highest_line field.
+ * cppfiles.c (open_file_failed: Likewise.
+ (cpp_make_system_header): Likewise use newest map and highest_line.
+ * cppinit.c (cpp_create_reader): Don't initialize removed field.
+ * cpplex.c (_cpp_process_line_notes, _cpp_skip_block_comment,
+ skip_line_comment, skip_whitespace, _cpp_get_fresh_line,
+ _cpp_lex_direct): Likewise use highest_line.
+ (_cpp_lex_direct): Use new LINEMAP_POSITION_FOR_COLUMN macro.
+ * cppmacro.c (_cpp_builtin_macro_text): Likewise use highest_line,
+ and use newest map.
+ * cpppch.c (cpp_read_state): Don't save+restore cpp_reader's line.
+ * cpptrad.c (_cpp_overlay_buffer): Don't save cpp_reader's line.
+ (copy_comment, _cpp_scan_out_logical_line): Likewise use highest_line.
+
+2004-04-23 Alan Modra <amodra@bigpond.net.au>
+
+ PR bootstrap/14992
+ * gcc.c (init_gcc_specs): Test USE_LD_AS_NEEDED, not HAVE_LD_AS_NEEDED.
+ * config/linux.h (USE_LD_AS_NEEDED): Define.
+ * gcc/config/alpha/linux.h (USE_LD_AS_NEEDED): Define.
+ * gcc/config/arm/linux-elf.h (USE_LD_AS_NEEDED): Define.
+ * gcc/config/rs6000/linux.h (USE_LD_AS_NEEDED): Define.
+ * gcc/config/rs6000/linux64.h (USE_LD_AS_NEEDED): Define.
+ * gcc/config/sh/linux.h (USE_LD_AS_NEEDED): Define.
+ * gcc/config/sparc/linux.h (USE_LD_AS_NEEDED): Define.
+ * gcc/config/sparc/linux64.h (USE_LD_AS_NEEDED): Define.
+
+2004-04-22 Per Bothner <per@bothner.com>
+
+ * cppinit.c (cpp_read_main_file): Return NULL rather than false.
+ Fixes PR preprocessor/15067.
+
+2004-04-23 Andreas Schwab <schwab@suse.de>
+
+ * config/ia64/ia64intrin.h: Add intermediate cast to void * to
+ avoid aliasing warning.
+
+2004-04-22 Jan Hubicka <jh@suse.cz>
+ Mostafa Hagog <mustafa@il.ibm.com>
+
+ * cfgloopmanip.c (scale_bbs_frequencies): Use RDIV macro
+ * cfgloopanal.c (expected_loop_iterations): Change the return value
+
+2004-04-22 Jakub Jelinek <jakub@redhat.com>
+
+ * cselib.h (struct elt_loc_list): Remove canon_loc field.
+ * cselib.c (new_elt_loc_list): Remove canon_loc initialization.
+ (cselib_invalidate_mem): Remove all canon_loc and canon_x
+ traces.
+
+2004-04-22 Josef Zlomek <zlomekj@suse.cz>
+
+ Revert
+ 2004-04-20 Josef Zlomek <zlomekj@suse.cz>
+
+ * var-tracking.c (variable_part_different_p): Variable parts
+ differ when the most recent locations differ.
+
+2004-04-22 Richard Sandiford <rsandifo@redhat.com>
+
+ * doc/invoke.texi: Remove the MIPS -membedded-pic option.
+ * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): Delete.
+ (embedded_pic_offset): Delete.
+ * config/mips/mips.h (MASK_EMBEDDED_PIC): Delete. Shuffle other
+ MASK_* constants.
+ (TARGET_EMBEDDED_PIC): Delete.
+ (TARGET_SWITCHES): Remove -m{no-,}embedded-pic.
+ (ASM_SPEC): Remove -membedded-pic.
+ (ASM_OUTPUT_ADDR_DIFF_ELT): Remove embedded-pic handling.
+ (ASM_OUTPUT_CASE_LABEL): Likewise.
+ * config/mips/vxworks.h (ASM_SPEC): Remove -membedded-pic.
+ * config/mips/windiss.h (ASM_SPEC): Likewise.
+ * config/mips/mips.c (struct machine_function): Remove
+ embedded_pic_fnaddr_rtx.
+ (TARGET_ENCODE_SECTION_INFO): Remove override.
+ (embedded_pic_fnaddr_reg, embedded_pic_offset): Delete.
+ (override_options): Remove -membedded-pic handling.
+ (print_operand): Remove handling of '%S'.
+ (mips_select_section: Remove -membedded-pic handling.
+ (mips_encode_section_info): Delete.
+ (mips_output_conditional_branch): Remove mention of -membedded-pic.
+ * config/mips/mips.md (define_attr length, movsi, movdi, jump): Remove
+ -membedded-pic handling.
+ (casesi, casesi_internal, casesi_internal_di, get_fnaddr): Delete.
+
+2004-04-22 Alan Modra <amodra@bigpond.net.au>
+
+ * var-tracking.c (frame_base_decl): Remove useless GTY.
+
+2004-04-21 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/rs6000.c (rs6000_override_options): Error when
+ user wants altivec and e500 instructions.
+
+2004-04-21 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/14813
+ * config/ia64/crtend.asm: Move pointer to __do_global_ctors_aux
+ in .init_array section to ...
+ * config/ia64/crtbegin.asm: Here.
-Wed Jan 29 18:16:02 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
+ * config/ia64/crtend.asm: Mark __do_global_ctors_aux global
+ and hidden if HAVE_INITFINI_ARRAY is defined.
- * sh.h (REG_CLASS_CONTENTS): Add rap to GENERAL_REGS and its
- superclasses.
+2004-04-21 James E Wilson <wilson@specifixinc.com>
- * sh.md (movsi_i, movsi_ie, movhi_i, movhi+1): Use type pcload for
- immediate operands where appropriate.
- (movsf_ie+1): Fail when loading anything but a MEM into
- a floating point reguister.
+ * config/mips/mips-protos.h (fp_register_operand, lo_operand): Declare.
+ * config/mips/mips.c (mips_multipass_dfa_lookahead): Declare.
+ (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): New.
+ (fp_register_operand, lo_operand): New.
+ (mips_rtx_costs): Add TUNE_SB1 support.
+ (mips_issue_rate): Add comment. Add PROCESSOR_SB1 support.
+ (mips_use_dfa_pipeline_interface): Add PROCESSOR_SB1 support.
+ (mips_multipass_dfa_lookahead): New.
+ * config/mips/mips.h (MASK_FP_EXCEPTIONS, TARGET_FP_EXCEPTIONS,
+ TUNE_SB1): New.
+ (TARGET_SWITCHES): Add -mfp-exceptions support.
+ (TARGET_FP_EXCEPTIONS_DEFAULT): New.
+ (BRANCH_COST): Fix whitespace.
+ * config/mips/mips.md: Include sb1.md.
+ * config/mips/sb1.md: New file.
+ * doc/invoke.texi: Document -mfp-exceptions.
-Wed Jan 29 16:00:31 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+ * Makefile.in (fixinc.sh): Don't set or export WARN_CFLAGS. Fix
+ comment.
+ * fixinc/Makefile.in (FL_LIST): Don't mention WARN_CFLAGS.
+ (fixincl.o-warn): Delete.
- * varasm.c (force_const_mem): Set MARK instead of clearing it.
- (output_constant_pool): Only mark constant pool if -O.
- Check mark flag unconditionally.
- (mark_constant_pool): Start by clearing all mark flags.
+2004-04-21 Andrew Pinski <pinskia@physics.uc.edu>
- * tree.c (copy_node): Clear TREE_ASM_WRITTEN.
+ * config/rs6000/rs6000 (print_operand) ['z']:
+ Change ifdef of TARGET_MACHO to if TARGET_MACHO.
- * flow.c (regno_uninitialized): Return 0 if reg is used for args.
+2004-04-21 Daniel Jacobowitz <drow@mvista.com>
-Wed Jan 29 15:23:59 1997 Ian Lance Taylor <ian@cygnus.com>
+ * config.gcc: Support --with-arch=iwmmxt for ARM.
- * combine.c (try_combine): Clear reg_n_refs if i2dest is not
- mentioned in newi2pat.
+2004-04-21 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-Tue Jan 28 16:00:23 1997 Stan Cox (coxs@dg-rtp.dg.com)
+ * expmed.c (expand_mult_highpart_optab): Use narrower version of OP1
+ in two more places; remove unneeded force_reg
- From Robert Lipe <robertl@dgii.com>
- * i386/sco5.h (SCO_DEFAULT_ASM_COFF): Remove bytecode stuff.
- (ASM_OUTPUT_ASCII): Use .ascii in both ELF and COFF modes.
- (ASM_OUTPUT_SECTION_NAME): Handle alternate sections for COFF.
- The OpenServer 5.0.0 assembler gives an error for section
- names over 6 characters long, so we catch the "obvious" case
- and shorten it.
+2004-04-21 Andrew Pinski <pinskia@physics.uc.edu>
- * m88k.h (ASM_OUTPUT_SECTION_NAME): Undefine; fails
- for exception sections. The 88k ABI specifies 'section'
- instead of '.section'.
+ * config/rs6000/rs6000.c (symbol_ref_operand): Remove hack
+ for TARGET_MACHO.
+ (print_operand): For TARGET_MACHO check to see if we need a stub
+ and output one if we need it.
-Mon Jan 27 13:32:46 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
+ PR debug/15033
+ * dwarf2out.c (rtl_for_decl_location): Check for NULL
+ rtl.
- * sh.c (shl_and_kind): Fix typo.
- * sh.md (and_shl_scratch): Fix typo for length 8.
+2004-04-20 James E Wilson <wilson@specifixinc.com>
-Mon Jan 27 08:56:03 1997 Jeffrey A Law (law@cygnus.com)
+ * config/ia64/ia64.md (call_value_nogp): Add constraints for op0.
+ (vall_value_gp): Likewise.
- * fixincludes (sys/time.h): Fix incorrect forward structure
- declaration on hpux10.20.
+2004-04-20 DJ Delorie <dj@redhat.com>
-Mon Jan 27 09:05:35 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+ * dwarf2out.c (rtl_for_decl_location): Adjust rtl for byte
+ variables stored in word registers, then in memory.
- * combine.c (simplify_rtx): Don't do anything with if_then_else_cond
- result if both one arm and the input are a comparison.
- (simplify_{rtx,if_then_else,logical,shift_const}): Don't
- test STORE_FLAG_VALUE with #if; properly test for just sign bit.
- (num_sign_bit_copies, if_then_else_cond): Likewise.
- * expmed.c (emit_store_flag): Properly test for STORE_FLAG_VALUE
- of just sign bit.
- * fold-const.c (fold): Don't make COND_EXPR when both expr and
- one part are comparisons.
- * a29k.h (STORE_FLAG_VALUE): Make negative.
+2004-04-20 Eric Christopher <echristo@redhat.com>
-Fri Jan 24 16:42:26 1997 Ian Lance Taylor <ian@cygnus.com>
+ * cp/parser.c (cp_parser_declaration): Move translate
+ up before tokens are lexed.
- * varasm.c (struct pool_constant): Add mark field.
- (force_const_mem): Clear mark field in new constant pool entry.
- (output_constant_pool): Call mark_constant_pool.
- (mark_constant_pool, mark_constants): New static functions.
+2004-04-20 Uros Bizjak <uros@kss-loka.si>
-Thu Jan 23 15:04:17 1997 Ian Lance Taylor <ian@cygnus.com>
+ * optabs.h (enum optab_index): Add new OTI_asin and OTI_acos.
+ (asin_optab, acos_optab): Define corresponding macros.
+ * optabs.c (init_optabs): Initialize asin_optab and acos_optab.
+ * genopinit.c (optabs): Implement asin_optab and acos_optab
+ using asin?f2 and acos?f2 patterns.
+ * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_ASIN{,F,L}
+ using asin_optab, and BUILT_IN_ACOS{,F,L} using acos_optab.
+ (expand_builtin): Expand BUILT_IN_ASIN{,F,L} and BUILT_IN_ACOS{,F,L}
+ using expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
- * cse.c (COST): Get the right cost for a SUBREG of a register when
- truncation is free.
+ * config/i386/i386.md (asindf2, asinsf2, asinxf2, acosdf2,
+ acossf2, acosxf2): New expanders to implement asin, asinf, asinl,
+ acos, acosf and acosl built-ins as inline x87 intrinsics.
-Thu Jan 23 11:19:40 1997 Mike Stump <mrs@cygnus.com>
+2004-04-20 Paul Brook <paul@codesourcery.com>
- * Makefile.in (objc-headers): Don't try and install the headers if
- the objc directory has been removed.
+ * config/arm/arm.c (arm_legitimate_address_p): Use rtx_equal_p.
-Wed Jan 22 13:26:25 1997 Brendan Kehoe <brendan@lisa.cygnus.com>
+2004-04-20 Paul Brook <paul@codesourcery.com>
- * i960.c (process_pragma): Call ungetc on the last character
- that was read by the while loop, to make sure the parser sees it.
+ * config/arm/arm.c (arm_expand_prologue): Fix size calculation.
-Tue Jan 21 17:20:30 1997 Michael Meissner <meissner@tiktok.cygnus.com>
+2004-04-20 Paolo Bonzini <bonzini@gnu.org>
- * rs6000.c (output_toc): Move STRIP_NAME_ENCODING to common
- code, so the test for vt's works with -mminimal-toc.
+ Revert part of 2004-04-17 change that moved -frename-registers
+ to -O1. -frename-registers is buggy.
-Tue Jan 21 16:03:35 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+ * toplev.c (flag_rename_registers): Initialize to 0.
+ * doc/invoke.texi (Optimize options): Move -frename-registers
+ to "Not triggered by any -O level" section. Adjust commentary
+ accordingly.
- * function.c (mark_all_temps_used): Set KEEP as well.
+2004-04-20 Anil Paranjpe <anilp1@kpitcummins.com>
-Tue Jan 21 12:16:15 1997 Doug Evans <dje@seba.cygnus.com>
+ * toplev.c (compile_file): Move targetm.asm_out.file_end call to end.
- * stor-layout.c (layout_record): Correct test for whether field spans
- its unit of alignment in case where field_size == type_align.
+2004-04-20 Richard Sandiford <rsandifo@redhat.com>
-Mon Jan 20 20:27:54 1997 Ian Lance Taylor <ian@cygnus.com>
+ * config/mips/mips.c (mips_legitimize_move): Generate special patterns
+ for mflo and mfhi instructions.
+ (mips_output_move): Remove mflo and mfhi handling.
+ * config/mips/mips.md (UNSPEC_MFHILO): New unspec.
+ (*mulsidi3_64bit): Update for new mfhi/mflo representation.
+ Likewise various define_peephole2s.
+ (*movdi_32bit, *movdi_64bit, *movsi_internal): Merge x<-J and x<-d
+ alternatives.
+ (*movdi_64bit, *movdi_64bit_mips16, *mov[shq]i_internal)
+ (*mov[shq]i_mips16): Remove mflo and mfhi alternatives.
+ (mfhilo_di, mfhilo_si): New patterns.
- * mips.md (probe): Comment out.
+2004-04-20 Josef Zlomek <zlomekj@suse.cz>
-Sun Jan 19 20:54:45 1997 John F. Carr <jfc@mit.edu>
+ * function.c (assign_parms): Force
+ MEM_EXPR (DECL_INCOMING_RTL (parm)) == parm.
- * integrate.c (expand_inline_function): Handle a PARALLEL containing
- a RETURN the same as a RETURN.
+2004-04-20 Josef Zlomek <zlomekj@suse.cz>
-Sun Jan 19 20:35:28 1997 Pat Rankin <rankin@eql.caltech.edu>
+ * var-tracking.c (variable_part_different_p): Variable parts differ
+ when the most recent locations differ.
- * vmsconfig.com: Change all hardcoded references of "vax" to
- use variable expansion instead.
- (arch_indx, arch): New variables.
+2004-04-19 James E Wilson <wilson@specifixinc.com>
- * vax.c (not_qsort): Don't declare alloca.
- * vax/xm-vms.h: Declare alloca here.
- Do most of the VAX C-specific set up for DEC C.
- #if DEC C, undefine QSORT_WORKAROUND and qsort.
- * make-gcc.com, make-cccp.com, make-cc1.com: Support building
- with GNU C vs VAX C vs DEC C from the DCL command line.
+ * rtl.h (reg_set_last): Delete declaration.
+ * rtlanal.c (reg_set_last): Delete.
-Sun Jan 19 17:20:50 1997 Oliver Kellogg (oliver.kellogg@space.otn.dasa.de)
+2004-04-19 Roger Sayle <roger@eyesopen.com>
- * 1750a.md (movh[if]-1): Corrected.
- (movtqf-1): Deleted.
- * 1750a.c (add_1_to_mem): Deleted.
- (output_operand_address): Added output modifier 'A'.
+ * fold-const.c (fold_convert): Make function extern/public.
+ * tree.h (fold_convert): Prototype here.
+ * builtins.c (expand_builtin_strstr, expand_builtin_strchr,
+ expand_builtin_strrchr, expand_builtin_strpbrk,
+ expand_builtin_mempcpy, expand_builtin_bcopy,
+ expand_builtin_bzero, expand_builtin_memcmp,
+ expand_builtin_strcmp, expand_builtin_strncmp,
+ stabilize_va_list, expand_builtin_sprintf,
+ fold_trunc_transparent_mathfn, fold_builtin_logarithm,
+ fold_builtin_exponent, fold_builtin_mempcpy,
+ fold_builtin_strcpy, fold_builtin_strcmp, fold_builtin_strncmp,
+ fold_builtin_signbit, fold_builtin_isdigit, fold_builtin): Prefer
+ fold_convert to "convert" or "fold (build1 (NOP_EXPR, ...))".
-Sun Jan 19 17:17:54 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
+2004-04-19 Aldy Hernandez <aldyh@redhat.com>
- * m68k.md (ashrdi_const, ashrdi3): Allow 31 as shift count.
+ * config/rs6000/rs6000.md (UNSPEC_MV_CR_GT): New constant.
+ (move_from_CR_gt_bit): New.
+ (cceq_ior_compare): Name previously unnamed pattern. Disable for
+ E500.
+ (cceq_rev_compare): Name previously unnamed pattern. Allow for
+ E500.
+
+ * config/rs6000/spe.md (cmpsfeq_gpr): Rewrite as unspec.
+ (tstsfeq_gpr): Same.
+ (cmpsfgt_gpr): Same.
+ (tstsfgt_gpr): Same.
+ (cmpsflt_gpr): Same.
+ (tstsflt_gpr): Same.
+ (e500_cceq_ior_compare): New.
+ (e500_flip_gt_bit): New.
+
+ * config/rs6000/rs6000.c (ccr_bit): Remove E500 specific code.
+ (print_operand): Add 'c' and 'D'.
+ (rs6000_generate_compare): Rewrite to generate correct rtl.
+ (rs6000_emit_sCOND): Handle E500.
+ (output_cbranch): Adjust for changes in rs6000_generate_compare.
+ (output_e500_flip_gt_bit): New.
+
+ * config/rs6000/rs6000-protos.h (output_e500_flip_gt_bit):
+ Protoize.
+
+2004-04-19 Eric Christopher <echristo@redhat.com>
+
+ * config/mips/mips.h (DWARF2_ADDR_SIZE): New.
+
+2004-04-19 David Edelsohn <edelsohn@gnu.org>
+
+ * doc/install.texi (*-ibm-aix*): Add AIX 5.1 assembler and archiver
+ fix information.
+
+2004-04-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ * doc/install.texi (Specific, mips-sgi-irix5): Fix IRIX 5.3 IDO
+ download URL.
+
+2004-04-19 Daniel Jacobowitz <drow@mvista.com>
+
+ * stor-layout.c (layout_decl): Check DECL_PACKED before calling
+ ADJUST_FIELD_ALIGN. Check maximum_field_alignment after.
+
+2004-04-19 Andrew PInski <pinskia@physics.uc.edu>
+
+ * builtins.c (fold_builtin_cabs): Remove fndecl parameter.
+ (fold_builtin): Update caller to match.
+
+ PR bootstrap/15009
+ * bb-reorder.c (fix_up_fall_thru_edges): Init cond_jump.
+
+ PR bootstrap/14999
+ * builtins.c (fold_builtin_cabs): Mark fndecl as unused.
+
+2004-04-19 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * varasm.c (compare_constant, case VIEW_CONVERT_EXPR): Add case.
+
+ * expmed.c (expand_mult_highpart_adjust): Make OP1 valid for MODE.
+ (expand_mult_highpart_optab): Likewise.
+ (expand_mult_highpart): Make OP1 valid for WIDER_MODE, not MODE.
+
+2004-04-19 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.md (fixuns_truncsfsi2, fixuns_truncdfsi2,
+ floatunssisf2, floatunssidf2): New patterns.
+
+2004-04-18 Mark Mitchell <mark@codesourcery.com>
+
+ PR other/14918
+ * doc/invoke.texi (-fprofile-generate): Document requirement to
+ use -fprofile-generate when linking.
+
+ * doc/extend.texi (Strong Using): Warn users against using this
+ feature.
+
+2004-04-18 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips-protos.h (m16_usym8_4, m16_usym5_4): Delete.
+ * config/mips/mips.h (mips_entry, mips_string_length): Delete.
+ (CONSTANT_POOL_BEFORE_FUNCTION, ASM_OUTPUT_POOL_EPILOGUE): Undefine.
+ * config/mips/mips.c (struct mips16_constant): Renamed from struct
+ constant. Propogate change throughout file.
+ (struct machine_function): Remove insns_len.
+ (mips_string_length, mips16_strings, string_constants): Delete.
+ (mips_classify_symbol): Return SYMBOL_CONSTANT_POOL for LABEL_REFs
+ when generating mips16 code. Remove special mips16 treatment of
+ string constants.
+ (mips_symbolic_constant_p): Allow mips16 constant pool accesses
+ to have the form LABEL+CONSTANT.
+ (mips_symbolic_address_p): Fix comment.
+ (m16_usym8_4, m16_usym5_4): Delete.
+ (mips_output_function_epilogue): Remove mips16 string handling.
+ (mips_output_mi_thunk): Call mips16_lay_out_constants.
+ (mips_select_section, mips_encode_section_info): Remove mips16
+ string handling.
+ (struct mips16_constant_pool): New.
+ (add_constant): Take a mips16_constant_pool structure. Keep pool
+ sorted into order of ascending mode size. Keep track of the highest
+ possible start address, taking padding and the masking of the base PC
+ value into account.
+ (dump_constants_1): New function, split out from dump_constants.
+ Handle vector constants. Use gen_consttable_{int,float} rather than
+ separate functions for each mode.
+ (dump_constants): Simplify. Use GET_MODE_ALIGNMENT. Use gen_align
+ rather than separate functions for each alignment.
+ (mips_find_symbol): Delete.
+ (mips16_insn_length): New function, split out from
+ mips16_lay_out_constants.
+ (mips16_rewrite_pool_refs): New function.
+ (mips16_lay_out_constants): Rework. Remove string handling.
+ Always create an inline constant pool.
+ * config/mips/mips.md (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT)
+ (UNSPEC_ALIGN): New constants.
+ (UNSPEC_CONSTTABLE_[QHSD]I, UNSPEC_CONSTTABLE_[SD]F): Delete.
+ (UNSPEC_ALIGN_[248]): Delete.
+ (consttable_int, consttable_float, align): New patterns.
+ (consttable_[qhsd]i, consttable_[sd]f, align_[248]): Delete.
- * m68k.h (CONST_OK_FOR_LETTER_P): Recognize 'N', 'O' and 'P'.
- * m68k.md (rotl[shq]i3, strict_low_part rotl): Allow 'N', 'O'
- or 'P' operands.
+2004-04-17 Aldy Hernandez <aldyh@redhat.com>
-Sun Jan 19 17:09:17 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+ * config/rs6000/altivec.h (vec_any_numeric): Correct typo in
+ __unn_args_eq.
- * m68k.md (addsi3): Fix previous change: {add,sub}qw should
- be {add,sub}ql. For other uses of {add,sub}q don't check for address
- register and always use {add,sub}ql.
+2004-04-17 Alan Modra <amodra@bigpond.net.au>
-Sun Jan 19 15:05:42 1997 Peter Seebach <seebs@solon.com>
+ PR target/14715
+ * config/rs6000/rs6000.c (rs6000_stack_info): Make parm_size agree
+ with STARTING_FRAME_OFFSET.
- * c-decl.c (start_decl): Add code for -Wmain.
- (c_decode_option): Add -fhosted, -ffreestanding, and -Wmain.
- * toplev.c (lang_options): Likewise.
- * c-tree.h (warn_main, flag_hosted): New variables.
+2004-04-17 Richard Sandiford <rsandifo@redhat.com>
-Sun Jan 19 14:35:41 1997 Alex Garthwaite (alex@samwise.cis.upenn.edu)
+ * config/mips/mips.h (PREDICATE_CODES): Add macc_msac_operand.
+ * config/mips/mips.c (macc_msac_operand): New function.
+ * config/mips/mips.md (*msac): Move after *macc.
+ (*msac2): New. Generalize macc-related peepholes so that they apply
+ to msac too.
- * fixinc.svr4: Fix problems with symlinks to ".".
+2004-04-17 Paolo Bonzini <bonzini@gnu.org>
-Sun Jan 19 14:21:46 1997 Craig Burley <burley@gnu.ai.mit.edu>
+ * opts.c (decode_options): Do not enable flag_rename_registers
+ and flag_web at -O3.
+ * toplev.c (flag_rename_registers): Initialize
+ flag_rename_registers and flag_web to
+ AUTODETECT_FLAG_VAR_TRACKING.
+ (default_debug_hooks): New global.
+ (process_options): Initialize default_debug_hooks. Warn if
+ -fvar-tracking specified but not supported by the current
+ debug format. Do not run var tracking at -O0 or if not
+ supported by the current debug format, even if
+ -fvar-tracking was given. If -fno-rename-registers
+ is not specified, always run register renaming if var
+ tracking is supported by the default debugging information
+ format for the target, and we are at -O1 or higher; similarly
+ for -fweb, but only at -O2 or higher.
+ * doc/invoke.texi (Optimize Options): Document this.
+
+2004-04-17 Richard Sandiford <rsandifo@redhat.com>
+
+ * configure.ac (gcc_cv_ld_as_needed): Use AC_CACHE_CHECK.
+ * configure: Regenerate.
+
+2004-04-17 Richard Sandiford <rsandifo@redhat.com>
+
+ * gcc.c (used_arg): Check whether an option has been removed.
+
+2004-04-17 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ * config.gcc (i[34567]86-*-solaris2*): Default to DWARF-2
+ debugging on Solaris 7 and up.
+
+2004-04-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ * doc/install.texi (Specific, mips-sgi-irix5): Reflect working
+ IRIX 5 port.
+ Remove -save-temps workaround, handled automatically.
+ Require GNU binutils 2.15 for debugging.
+ Remove SGI make warnings since GNU make is now required.
+ (Specific, mips-sgi-irix6): Some markup fixes.
+ Describe MIPSpro C problems and workarounds.
+ Mention working O32 ABI support.
+ Recommend GNU as 2.15 for O32 with debugging.
+ Remove description of fixed structure pass/return bug.
+
+2004-04-16 DJ Delorie <dj@redhat.com>
+
+ * sdbout.c (sdbout_one_type): Use TYPE_VALUES for enums, not
+ TYPE_FIELDS.
+ (sdbout_finish): Don't free deferred_global_decls; it's GC'd.
+
+2004-04-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
- * loop.c (check_final_value): Handle insns with no luid's.
+ * pa.md: Remove unnecessary declarations for asm_out_file.
-Sun Jan 19 08:57:26 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+ * pa64-regs.h (DBX_REGISTER_NUMBER): Simplify and correct mapping of
+ SAR register. Fix comment.
+ (ADDITIONAL_REGISTER_NAMES): Correct register number of SAR register
+ (%cr11).
- * alpha.md (arg_home): Add CLOBBER of MEM and USE of arg regs.
- * vms.h (SETUP_INCOMING_VARARGS): Delete duplicate definition.
+ * pa64-hpux.h (LIB_SPEC): Fix library specification used with GNU ld.
- * toplev.c (set_float_handler): Set up signal catcher on first call
- in case a front end has disabled it.
+2004-04-16 Nick Clifton <nickc@redhat.com>
- * cccp.c, cexp.y: #define __attribute__ to be null if
- compiling with GCC older than 2.7, not 2.6.
+ * config/arm/arm.c (arm_override_options): Revert previous patch.
+ * config/arm/t-xscale-elf: Disable iwmmxt multilibs until they can
+ be safely built.
- * toplev.c (main): If PREFERRED_DEBUGGING_TYPE used and set
- to NO_DEBUG, say debugging not supported.
- * mips/sni-svr4.h (PREFERRED_DEBUGGING_TYPE): Undefine.
+2004-04-16 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
- * i386/xm-cygwin32.h (DIR_SEPARATOR): Define.
+ * config/m32r/m32r.h (BIG_ENDIAN_BIT): Deleted to fix endian
+ bug.
+ (TARGET_LITTLE_ENDIAN, TARGET_BIG_ENDIAN,
+ TARGET_DEFAULT): Changed. Ditto.
+ (LITTLE_ENDIAN_BIT, TARGET_CPU_DEFAULT,
+ TARGET_ENDIAN_DEFAULT): Added. Ditto.
+ * config/m32r/little.h (TARGET_LITTLE_ENDIAN): Deleted.
+ (TARGET_ENDIAN_DEFAULT): Added.
- * explow.c (convert_memory_address, case SYMBOL_REF):
- Copy CONSTANT_POOL_ADDRESS_P.
- * integrate.c (save_constants): Make (address (const ..)) to record
- both modes.
- (copy_for_inline, copy_rtx_and_substitute, restore_constants): Use
- both modes when restoring constant pool entry for ADDRESS.
+2004-04-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
- * alpha.h (MINIMUM_ATOMIC_ALIGNMENT): New macro.
+ * builtins.def (BUILT_IN_ISDIGIT, BUILT_IN_ISXDIGIT): Mark with
+ ATTR_CONST_NOTHROW_LIST.
- * function.c (instantiate_virtual_regs_1, case USE, case CLOBBER):
- Properly handle case of shared MEM whose replacement is not valid.
+2004-04-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-Sat Jan 18 14:08:31 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+ PR/middle-end 14915
+ * builtins.c (expand_builtin_signbit): Test BYTES_BIG_ENDIAN, not
+ BITS_BIG_ENDIAN.
- * tree.c (get_unwidened): Don't crash if FIELD_DECL not layed out.
+2004-04-15 Pat Haugen <pthaugen@us.ibm.com>
- * varasm.c (const_hash): Treat NON_LVALUE_EXPR like CONVERT_EXPR.
- (compare_constant_1, copy_constant, bc_assemble_integer): Likewise.
- (const_hash, compare_constant_1): Use switch, not if-then-else.
+ * ra-debug.c (ra_print_rtx): Add break's to case legs.
-Fri Jan 17 17:10:20 1997 Ian Lance Taylor <ian@cygnus.com>
+2004-04-14 James E Wilson <wilson@specifixinc.com>
- * mips.h (STACK_POINTER_OFFSET): Don't define.
+ * Makefile.in (fixinc.sh): Set WARN_CFLAGS to empty string.
-Thu Jan 16 14:51:03 1997 Bob Manson <manson@charmed.cygnus.com>
+2004-04-14 Nathanael Nerode <neroden@gcc.gnu.org>
- * cplus-dem.c: Fix indenting; note that this file also lives in
- libiberty.
- (do_type, case 'M'): Check for a template as well as a class.
+ * libada-mk.in: New file.
+ * configure.ac: Create libada-mk from libada-mk.in.
+ * configure: Regenerate.
-Thu Jan 16 15:08:26 1997 Michael Meissner <meissner@tiktok.cygnus.com>
+2004-04-14 Uros Bizjak <uros@kss-loka.si>
- * gcc.c (cross_compile): Change to be a char * like all of the
- other specs.
- (process_command): Change how cross_compile is tested.
- (main): Likewise.
- (struct spec_list): Merge with the format used by EXTRA_SPECS.
- Add name length field to speed up repeated calls to strcmp. Add
- flag to say spec was allocated. Add pointer to char * so that
- static spec fields can be updated.
- (extra_specs): Use struct spec_list as type.
- (static_specs): Static list of predefined specs.
- (init_specs): New function, initialize the specs list. Link in
- the default specs and any specs defined via EXTRA_SPECS.
- (set_spec): No longer special case predefined specs.
- (process_command,validate_all_switches): Ditto.
- (process_command): Call init_specs for -dumpspecs.
- (do_spec_1): Use name length field to avoid calling strncmp when
- it is going to fail.
- (main): Call init_spec. Don't handle EXTRA_SPECS here.
+ * optabs.h (enum optab_index): Add new OTI_logb and OTI_ilogb.
+ (logb_optab, ilogb_optab): Define corresponding macros.
+ * optabs.c (init_optabs): Initialize logb_optab and ilogb_optab.
+ * genopinit.c (optabs): Implement logb_optab and ilogb_optab
+ using logb?f2 and ilogb?i2 patterns.
+ * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LOGB{,F,L}
+ using logb_optab, and BUILT_IN_ILOGB{,F,L} using ilogb_optab.
+ (expand_builtin): Expand BUILT_IN_LOGB{,F,L} and BUILT_IN_ILOGB{,F,L}
+ using expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
-Thu Jan 16 17:07:54 1997 Eddie C. Dost <ecd@skynet.be>
+ * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_XTRACT_FRACT
+ and UNSPEC_XTRACT_EXP.
- * configure: Add sparc-linux{,aout} support.
- * ginclude/va-sparc.h: Likewise.
- * sparc/linux.h: New file.
- * sparc/linux-aout.h: New file.
- * sparc/xm-linux.h: New file.
+ * config/i386/i386.md (*fxtractdf3, *fxtractsf3, *fxtractxf3): New
+ patterns to implement fxtract x87 instruction.
+ (logbdf2, logbsf2, logbxf2, ilogbsi2): New expanders to implement
+ logb, logbf, logbl, ilogb, ilogbf and ilogbl built-ins as inline x87
+ intrinsics.
+ (UNSPEC_XTRACT_FRACT, UNSPEC_XTRACT_EXP): New unspecs to represent
+ x87's fxtract insn.
-Thu Jan 16 16:19:13 1997 Jim Wilson <wilson@cygnus.com>
+2004-04-14 Eric Christopher <echristo@redhat.com>
- * configure (sparc-*-aout*): Add libgloss.h to tm_file.
- (sparclite-*-coff*): Change "= to =".
+ * config/mips/t-elf: Enable multilibs by default.
-Thu Jan 16 12:53:15 CST 1997 Joel Sherrill <joel@OARcorp.com>
+2004-04-14 Andreas Tobler <a.tobler@schweiz.ch>
- * rs6000/rtems.h: Change from being sysv4 based to being eabi based.
+ * bb-reorder.c (fix_crossing_conditional_branches): Adjust the
+ previous fix to check HAVE_return at runtime too.
-Thu Jan 16 13:40:51 1997 Jim Wilson <wilson@cygnus.com>
+2004-04-14 Nick Clifton <nickc@redhat.com>
- * mips.h (LINKER_ENDIAN_SPEC): Define.
- (LINK_SPEC): Add linker_endian_spec.
- (EXTRA_SPECS): Add linker_endian_spec.
+ * config/arm/arm.c (arm_override_options): If the user has not
+ specified an ABI, then default to AAPCS for the iWMMXt processor.
+ * config/arm/t-xscale-elf: Remove redundant multilib specifications.
+ * config/arm/t-xscale-coff: Likewise.
-Thu Jan 16 08:02:13 1997 Jeffrey A Law (law@cygnus.com)
+2004-04-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
- * mn10300.md (bCC, inverted bCC): Use bCC .+X instead of bCC 0f.
+ * builtins.c (fold_builtin_isdigit): New.
+ (fold_builtin): Handle BUILT_IN_ISDIGIT.
+ * defaults.h: Add TARGET_DIGIT0 and sort.
+ * doc/tm.texi: Add TARGET_BS and TARGET_DIGIT0.
-Wed Jan 15 14:06:28 1997 Ian Lance Taylor <ian@cygnus.com>
+2004-04-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
- * reload.h (reload_address_base_reg_class): Declare.
- (reload_address_index_reg_class): Declare.
- * reload1.c (reload_address_base_reg_class): Define.
- (reload_address_index_reg_class): Define.
- (init_reload): Initialize reload_address_{base,index}_reg_class.
- * reload.c (find_reloads_address): Use
- reload_address_base_reg_class rather than BASE_REG_CLASS. Use
- reload_address_index_reg_class rather than INDEX_REG_CLASS.
- (find_reloads_address_1): Likewise.
+ * builtins.c (fold_builtin_cabs, fold_builtin): Use
+ `mathfn_built_in' to determine the new builtin.
+ * fold-const.c (fold): Likewise.
-Tue Jan 14 15:26:33 1997 Ian Lance Taylor <ian@cygnus.com>
+2004-04-14 Richard Sandiford <rsandifo@redhat.com>
- * reload.c (REGNO_MODE_OK_FOR_BASE_P): Define if not defined.
- (REG_MODE_OK_FOR_BASE_P): Define if not defined.
- (find_reloads_address): Use REG[NO]_MODE_OK_FOR_BASE_P rather than
- REG[NO]_OK_FOR_BASE_P.
- (find_reloads_address_1): Likewise.
- Add mode parameter; change all callers.
+ * doc/invoke.texi: Rename MIPS's -mfix-vr4122-bugs to -mfix-vr4120.
+ * config/mips/mips.h (MASK_FIX_VR4120): Renamed from MASK_FIX_VR4122.
+ (TARGET_FIX_VR4120): Likewise TARGET_FIX_VR4122.
+ (TARGET_SWITCHES): Replace -mfix-vr4122-bugs with -mfix-vr4120.
+ (ASM_SPEC): Update accordingly.
+ * config/mips/mips.c: Update after above renaming.
+ * config/mips/mips.md, config/mips/t-vr, config/mips/vr.h: Likewise.
+ * config/mips/vr4120-div.S: Renamed from vr4122-div.S.
- * reload1.c (eliminate_regs_in_insn): Handle more cases when
- eliminating the frame pointer to the hard frame pointer.
+2004-04-13 James E Wilson <wilson@specifixinc.com>
- * varasm.c (force_const_mem): Copy a CONST_INT rtx like a CONST rtx.
+ * c-opt.c (c_common_post_options): If this_input_filename is NULL,
+ increment errorcount and return false instead of true.
- * varasm.c (assemble_end_function): Call
- output_after_function_constants.
- (after_function_constants): New static variable.
- (output_after_function_constants): New static function.
- (output_constant_def): Check CONSTANT_AFTER_FUNCTION_P.
+2004-04-13 Uros Bizjak <uros@kss-loka.si>:
-Mon Jan 13 16:44:40 1997 David Edelsohn <edelsohn@mhpcc.edu>
+ * optabs.c (expand_twoval_unop): Reorder function arguments.
+ * builtins.c (expand_builtin_mathfn_3): Update calls to
+ expand_twoval_unop.
- * rs6000/aix41.h (CPP_PREDEFINES): Add -D_AIX41.
+ * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_TAN_ONE
+ and UNSPEC_TAN_TAN. Add missing comment.
-Sun Jan 12 20:54:01 1997 Jim Wilson <wilson@cygnus.com>
+ * config/i386/i386.md (*tandf3_1, *tansf3_1, *tanxf3_1): New
+ patterns to implement fptan x87 instruction.
+ (tandf2, tansf2, tanxf2): New expanders to implement tan, tanf
+ and tanl built-ins as inline x87 intrinsics. Define corresponding
+ peephole2 optimizers for 'fptan; fstp %st(0); fld1' sequence.
+ (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): New unspecs to represent
+ x87's fptan insn.
- * libgloss.h (LINK_SPEC): Delete.
- (STARTFILE_SPEC): Delete spurious newline.
+2004-03-13 Richard Henderson <rth@redhat.com>
-Sat Jan 11 00:13:03 1997 Torbjorn Granlund <tege@quiet.matematik.su.se>
+ * bb-reorder.c (fix_crossing_unconditional_branches): Use Pmode
+ for LABEL_REFs.
- * mips.md (norsi3, nordi3): Use canonical RTL. Prepend `*' to pattern
- name. Don't match immediates.
- (norsi3_const, nordi3_const): New patterns.
- (anddi3, iordi3, xordi3): Test TARGET_64BIT, not mips_isa
- in length attribute calculation.
- * mips.c (complemented_arith_operand): New function.
- (print_operand): Handle `e' for CONST_INT.
- * mips.h (PREDICATE_CODES): Add complemented_arith_operand.
-
-Fri Jan 10 14:11:53 1997 David Edelsohn <edelsohn@mhpcc.edu>
+ * defaults.h (HOT_TEXT_SECTION_NAME): Add leading dot.
+ (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Likewise.
+ * doc/invoke.texi: Update to match.
- * rs6000/aix41.h (SUBTARGET_SWITCHES): Add threads and pe.
- (CPP_SPEC): Add mpe and mthreads cases.
- (LIB_SPEC): Add mpe and mthreads cases to variant from rs6000.h.
- (STARTFILE_SPEC): Add mpe and mthreads support.
+ * varasm.c (unlikely_text_section): Use assemble_align instead of
+ ASM_OUTPUT_ALIGN. Use it in the correct place with an approximately
+ correct alignment argument.
-Fri Jan 10 07:12:26 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+2004-04-13 Ulrich Weigand <uweigand@de.ibm.com>
- * i386/cygwin32.h (LINK_SPEC): New definition.
+ * reload1.c (emit_reload_insns): Set reg_has_output_reload to one
+ after setting reg_last_reload_reg for optional output reloads.
- * Makefile.in (FLAGS_TO_PASS): Add STAGE_PREFIX, set by configure.
- * configure: Initialize exeext.
- Update STAGE_PREFIX in Makefile.
+2004-04-12 Fariborz Jahanian <fjahanian@apple.com>
- * dwarfout.c (dwarfout_line): Push to LINE_SECTION after calling
- lookup_filename.
+ * config/rs6000/altivec.h (vec_mergeh, vec_mergel):
+ Definition of these two macros are corrected by adding
+ matchine right paren.
-Thu Jan 9 12:06:04 1997 Jim Wilson <wilson@cygnus.com>
+2004-04-12 Jonathan Larmour <jifl@eCosCentric.com>
- * i386.md (addsidi3_2): Add & to operand 0 of alternative 5.
+ * fix-header.c: kill(), putenv() and tzset() are POSIX not ANSI.
-Thu Jan 9 12:06:04 1997 Stan Cox <coxs@dg-rtp.dg.com>
+2004-04-12 Roger Sayle <roger@eyesopen.com>
- From Linus Torvalds and Mat Hostetter:
- * i386.c (i386_sext16_if_const): Added to sign extend HImode constant.
- (i386_aligned_reg_p): Added to tell if an rtx is aligned.
- (i386_cc_probably_useless_p): Don't trust cc bits.
- * i386.h (TARGET_ZERO_EXTEND_WITH_AND): Don't do this for p6.
- * i386.md (cmpsf_ccfpeq+2): Use SImode test instruction.
- (movhi+1): Use movz instead of mov on p6.
- (addsi3): Add 128 by subtracting -128.
- (zero_extendhisi2): Use SImode move if aligned.
- ({add,sub,and,ior,xor}hi3): Likewise.
+ * config/i386/i386.c (output_387_reg_move): New function.
+ * config/i386/i386-protos.h (output_387_reg_move): Prototype here.
+ * config/i386/i386.md (*movsf_1, *movsf1_nointerunit,
+ *movdf_nointeger, *movdf_integer, *movxf_nointeger, *movxf_integer,
+ *extendsfdf2_1, *extendsfxf2_1, *extenddfxf2_1, truncdfsf2_noop,
+ truncxfsf2_noop, truncxfdf2_noop): Call output_387_reg_move.
-Tue Jan 7 16:58:27 1997 Jason Merrill <jason@yorick.cygnus.com>
+2004-04-12 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
- * c-parse.in (extension): New rule for __extension__.
- (extdef, unary_expr, decl, component_decl): Use it.
+ * c-decl.c (finish_decl): Make a decl_stmt for a variable-sized
+ TYPE_DECL.
+ * c-semantics.c (genrtl_decl_stmt): Handle TYPE_DECL.
+ * stmt.c (expand_decl): Remove redundant expansion of TYPE_DOMAIN.
+ * stor-layout.c (variable_size): Don't check for MINUS_EXPR.
+ Use skip_simple_arithmetic to find SAVE_EXPR.
+ (force_type_save_exprs, force_type_save_exprs_1): New functions.
+ * tree-inline.c (remap_type, case POINTER_TYPE, case REFERENCE_TYPE):
+ Properly chain multiple pointers.
+ (copy_tree_r): Copy a TYPE_DECL.
+ * tree.c (variably_modified_type_p): Add some missing tests and
+ make some other minor changes.
+ * tree.h (force_type_save_exprs): New declaration.
+
+2004-04-12 Roger Sayle <roger@eyesopen.com>
+
+ * simplify-rtx.c (simplify_binary_operation) <UDIV, DIV, UMOD, MOD>:
+ Remove fall throughs. Convert 0/x and 0%x into x&0 when x has
+ side-effects. Don't convert x/1.0 into x if we honor signaling NaNs.
+ Convert x/-1.0 into -x if we don't honor signaling NaNs. Convert
+ x/-1 into -x. Optimize x%1 into x&0 if x has side-effects. Optimize
+ x%-1 into 0 (or x&0 if x has side-effects).
+
+2004-04-11 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/rs6000.md: Document why a pattern is not
+ available.
+
+ * config/rs6000/rs6000.c (rs6000_emit_cmove): Disable comparisons
+ of floats on the E500.
+ (branch_positive_comparison_operator): Do not allow NE even on the
+ E500.
+
+2004-04-11 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/rs6000.c (rs6000_assemble_integer): Change
+ in_text_unlikely_section to in_unlikely_text_section.
+
+2004-04-11 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (fold_binary_op_with_conditional_arg): Tweak
+ calling convention to allow a NULL_TREE to be returned. Factor
+ sanity checks from callers, return NULL_TREE when appropriate.
+ (fold): Handle COMPOUND_EXPR operands of binary expressions
+ before COND_EXPR operands. Use reorder_operands_p(a,b) to check
+ whether a op (b,c) can be rewritten as (b, a op c). Simplify
+ calls to fold_binary_op_with_conditional_arg.
+
+2004-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * config/mips/iris5.h (current_section_flags): Add
+ in_unlikely_executed_text and default case.
+
+2004-04-11 Andreas Tobler <a.tobler@schweiz.ch>
+
+ * bb-reorder.c (fix_crossing_conditional_branches): Fix bootstrap
+ failure on solaris. Place ifdef HAVE_return around gen_ret call.
+ * cfgrtl.c (force_nonfallthru_and_redirect): Remove ifdef
+ HAVE_return and place it around the place where it is needed.
+
+2004-04-11 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * varasm.c (text_section): Use TEXT_SECTION_ASM_OP and
+ ASM_OUTPUT_ALIGN instead of SECTION_FORMAT_STRING
+ and NORMAL_TEXT_SECTION_NAME.
+ (unlikely_text_section): Check targetm.have_named_sections
+ instead of TARGET_ASM_NAMED_SECTION and use TEXT_SECTION_ASM_OP
+ instead of SECTION_FORMAT_STRING.
+ * config/mips/iris5.h (current_section_name): Add
+ in_unlikely_executed_text case and move the abort into the switch.
+ * config/rs6000/sysv4.h (HOT_TEXT_SECTION_NAME): Remove.
+ (NORMAL_TEXT_SECTION_NAME): Remove.
+ (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Remove.
+ (SECTION_FORMAT_STRING): Remove.
+ * defaults.h (SECTION_FORMAT_STRING): Remove.
+ * tm.texi (NORMAL_TEXT_SECTION_NAME): Remove.
+ (SECTION_FORMAT_STRING): Remove.
+
+2004-04-10 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * c-typeck.c (common_type): Prefer long long to long when same
+ precision.
+
+2004-04-09 Zack Weinberg <zack@codesourcery.com>
+
+ PR 14887
+ * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Look only at
+ mode argument.
+ * config/ia64/ia64.c (ia64_hpux_file_end): Check
+ TREE_SYMBOL_REFERENCED on DECL_ASSEMBLER_NAME, not DECL_NAME.
+
+2004-04-09 Roger Sayle <roger@eyesopen.com>
+
+ * simplify-rtx.c (mode_signbit_p): New function to check whether
+ an RTX is an immediate constant that represents the most significant
+ bit of a given machine mode.
+ (simplify_unary_operation) <NOT>: Optimize ~(X+C) as X ^ ~C, where
+ C is the sign bit.
+ (simplify_binary_operation) <PLUS>: Optimize (X^C1) + C2 as X^(C1^C2)
+ when C2 is the sign bit.
+ (simplify_binary_operation) <XOR>: Canonicalize X^C as X+C when C
+ is the sign bit. Optimize (X+C1) ^ C2 as X^(C1^C2) when C1 is the
+ sign bit.
+
+2004-04-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * builtins.c (mathfn_built_in): Check TYPE_MAIN_VARIANT, not
+ TYPE_MODE.
+
+2004-04-09 Andrew Pinski <pinskia@physics.uc.edu>
-Mon Jan 6 15:44:37 1997 Oliver Kellogg (oliver.kellogg@space.otn.dasa.de)
+ * c-common.c (handle_noreturn_attribute): Use TYPE_READONLY instead
+ of TREE_READONLY for types.
- * 1750a.c: Now includes regs.h.
- ({movcnt,mod}_regno_adjust): Corrected typos.
- * 1750a.md (movhi): Corrected case of moving constant to memory.
+2004-04-09 Caroline Tice <ctice@apple.com>
-Mon Jan 6 08:00:57 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+ * basic-block.h (struct edge_def): Add new field, crossing_edge.
+ (struct basic_block_def): Add new field, partition.
+ (UNPARTITIONED, HOT_PARTITION, COLD_PARTITION): New constant macro
+ definitions.
+ (partition_hot_cold_basic_blocks): Add extern function
+ declaration.
+ * bb-reorder.c (function.h, obstack.h, expr.h, regs.h): Add four new
+ include statements.
+ (N_ROUNDS): Increase the maximum number of rounds by 1.
+ (branch_threshold): Add array value for new round.
+ (exec_threshold): Add array value for new round.
+ (push_to_next_round_p): New function.
+ (add_unlikely_executed_notes): New function.
+ (find_rarely_executed_basic_blocks_and_crossing_edges): New function.
+ (mark_bb_for_unlikely_executed_section): New function.
+ (add_labels_and_missing_jumps): New function.
+ (add_reg_crossing_jump_notes): New function.
+ (fix_up_fall_thru_edges): New function.
+ (find_jump_block): New function.
+ (fix_crossing_conditional_branches): New function.
+ (fix_crossing_unconditional_branches): New function.
+ (fix_edges_for_rarely_executed_code): New function.
+ (partition_hot_cold_basic_blocks): New function.
+ (find_traces): Add an extra round for partitioning hot/cold
+ basic blocks.
+ (find_traces_1_round): Add a parameter. Modify to push all cold blocks,
+ and only cold blocks, into the last (extra) round of collecting traces.
+ (better_edge_p): Add a parameter. Modify to favor non-crossing edges
+ over crossing edges.
+ (bb_to_key): Add code to correctly identify cold blocks when
+ doing partitioning.
+ (connect_traces): Modify to connect all the non-cold traces first, then
+ go back and connect up all the cold traces.
+ (reorder_basic_blocks): Add call to add_unlikely_executed_notes.
+ * cfg.c (entry_exit_blocks): Add initialization for partition field in
+ entry and exit blocks.
+ * cfgbuild.c (make_edges): Update current_function_has_computed_jump
+ if we are doing hot/cold partitioning.
+ * cfgcleanup.c (cfglayout.h): Add new include statement.
+ (try_simplify_condjump): Modify to not attempt on blocks with jumps
+ that cross section boundaries.
+ (try_forward_edges): Likewise.
+ (merge_blocks_move_predecessor_nojumps): Likewise.
+ (merge_blocks_move_successor_nojumps): Likewise.
+ (merge_blocks_move): Likewise.
+ (try_crossjump_to_edge): Modify to not attempt after we have done
+ the block partitioning.
+ (try_crossjump_bb): Modify to not attempt on blocks with jumps that
+ cross section boundaries.
+ (try_optimize_cfg): Likewise.
+ * cfghooks.c (tidy_fallthru_edges): Modify to not remove indirect
+ jumps that cross section boundaries.
+ * cfglayout.c (flags.h): Add new include statement.
+ (update_unlikely_executed_notes): New function.
+ (fixup_reorder_chain): Add code so when a new jumping basic block is
+ added, it's UNLIKELY_EXECUTED_CODE and REG_CROSSING_JUMP notes are
+ updated appropriately.
+ (duplicate_insn_chain): Add code to duplicate the new NOTE insn
+ introduced by this optimization.
+ * cfglayout.h (scan_ahead_for_unlikely_executed_note): Add new
+ extern function declaration.
+ * cfgrtl.c (can_delete_note_p): Add NOTE_INSN_UNLIKELY_EXECUTED_CODE to
+ list of notes that can be deleted.
+ (create_basic_block_structure): Add initialization for partition field.
+ (rtl_can_merge_blocks): Modify to test blocks for jumps that cross
+ section boundaries.
+ (try_redirect_by_replacing_jump): Modify to not attempt on jumps that
+ cross section boundaries.
+ (commit_one_edge_insertion): Add code so newly created basic block
+ ends up in correct (hot or cold) section. Modify to disallow
+ insertions before NOTE_INSN_UNLIKELY_EXECUTED_CODE notes.
+ (rtl_verify_flow_info_1): Add code to verify that no fall_thru edge
+ crosses section boundaries.
+ (cfg_layout_can_merge_blocks_p): Modify to test blocks for jumps that
+ cross section boundaries.
+ (force_nonfallthru_and_redirect): Modify to make sure new basic block
+ ends up in correct section, with correct notes attached.
+ * common.opt (freorder-blocks-and-partition): Add new flag for this
+ optimization.
+ * dbxout.c (dbx_function_end): Add code to make sure scope labels at
+ the end of functions are written into the correct (hot or cold)
+ section.
+ (dbx_source_file): Add code so writing debug file information
+ doesn't incorrectly change sections.
+ * defaults.h (NORMAL_TEXT_SECTION_NAME): New constant macro, for use
+ in partitioning hot/cold basic blocks into separate sections.
+ (SECTION_FORMAT_STRING): New constant macro, for linux/i386 hot/cold
+ section partitioning.
+ (HAS_LONG_COND_BRANCH): New constant macro, indicating whether or not
+ conditional branches can span all of memory.
+ (HAS_LONG_UNCOND_BRANCH): New constant macro, indicationg whether or not
+ unconditional branches can span all of memory.
+ * final.c (scan_ahead_for_unlikely_executed_note): New function.
+ (final_scan_insn): Add code to check for NOTE instruction indicating
+ whether basic block belongs in hot or cold section, and to make sure
+ the current basic block is being written to the appropriate section.
+ Also added code to ensure that jump table basic blocks end up in the
+ correct section.
+ * flags.h (flag_reorder_blocks_and_partition): New flag.
+ * ifcvt.c (find_if_case_1): Modify to not attempt if conversion if
+ one of the branches has a jump that crosses between sections.
+ (find_if_case_2): Likewise.
+ (ifcvt): Modify to not attempt to mark loop exit edges after
+ hot/cold partitioning has occurred.
+ * opts.c (decode_options): Code to handle new flag,
+ flag_reorder_blocks_and_partition; also to turn it off if
+ flag_exceptions is on.
+ (common_handle_option): Code to handle new flag,
+ flag_reorder_blocks_and_partition.
+ * output.h (unlikely_text_section): New extern function declaration.
+ (in_unlikely_text_section): New extern function declaration.
+ * passes.c (rest_of_handle_stack_regs): Add
+ flag_reorder_blocks_and_partition as an 'or' condition for calling
+ reorder_basic_blocks.
+ (rest_of_handle_reorder_blocks): Add flag_reorder_blocks_and_partition
+ as an 'or' condition for calling reorder_basic_blocks.
+ (rest_of_compilation): Add call to partition_hot_cold_basic_blocks.
+ * print-rtl.c (print_rtx): Add code for handling new note,
+ NOTE_INSN_UNLIKELY_EXECUTED_CODE
+ * rtl.c (NOTE_INSN_UNLIKELY_EXECUTED_CODE): New note insn (see below).
+ (REG_CROSSING_JUMP): New kind of reg_note, to mark jumps that
+ cross between section boundaries.
+ * rtl.h (NOTE_INSN_UNLIKELY_EXECUTED_CODE): New note instruction,
+ indicating the basic block containing it belongs in the cold section.
+ (REG_CROSSING_JUMP): New type of reg_note, to mark jumps that cross
+ between hot and cold sections.
+ * toplev.c (flag_reorder_blocks_and_partition): Add code to
+ initialize this flag, and to tie it to the command-line option
+ freorder-blocks-and-partition.
+ * varasm.c (cfglayout.h): Add new include statement.
+ (unlikely_section_label_printed): New global variable, used for
+ determining when to output section name labels for cold sections.
+ (in_section): Add in_unlikely_executed_text to enum data structure.
+ (text_section): Modify code to use SECTION_FORMAT_STRING and
+ NORMAL_TEXT_SECTION_NAME macros.
+ (unlikely_text_section): New function.
+ (in_unlikely_text_section): New function.
+ (function_section): Add code to make sure beginning of function is
+ written into correct section (hot or cold).
+ (assemble_start_function): Add code to make sure stuff is written to
+ the correct section.
+ (assemble_zeros): Add in_unlikely_text_section as an 'or' condition
+ to an if statement that was checking 'in_text_section'.
+ (assemble_variable): Add 'in_unlikely_text_section' as an 'or'
+ condition to an if statement that was checking 'in_text_section'.
+ (default_section_type_flags_1): Add check: if in cold section
+ flags = SECTION_CODE.
+ * config/darwin.c (darwin_asm_named_section): Modify to use
+ SECTION_FORMAT_STRING if we are partitioning hot/cold blocks.
+ * config/i386/i386.h (HAS_LONG_COND_BRANCH): Defined this macro
+ specifically for the i386.
+ (HAS_LONG_UNCOND_BRANCH): Defined this macro specifically for the i386.
+ * config/rs6000/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Change
+ text string to something more informative.
+ (NORMAL_TEXT_SECTION_NAME): Add new definition.
+ (SECTION_FORMAT_STRING): Add new definition.
+ * config/rs6000/rs6000.c (rs6000_assemble_integer): Add
+ '!in_unlikely_text_section' as an 'and' condition to an if statement
+ that was already checking '!in_text_section'.
+ * config/rs6000/sysv4.h (HOT_TEXT_SECTION_NAME,NORMAL_TEXT_SECTION_NAME,
+ UNLIKELY_EXECUTED_TEXT_SECTION_NAME,SECTION_FORMAT_STRING): Make
+ sure these are properly defined for linux on ppc.
+ * doc/invoke.texi (freorder-blocks-and-partition): Add documentation
+ for this new flag.
+ * doc/rtl.texi (REG_CROSSING_JUMP): Add documentation for new
+ reg_note.
+ * doc/tm.texi (NORMAL_TEXT_SECTION_NAME, SECTION_FORMAT_STRING,
+ HAS_LONG_COND_BRANCH, HAS_LONG_UNCOND_BRANCH): Add documentation for
+ these new macros.
+
+2004-04-08 Roger Sayle <roger@eyesopen.com>
+
+ * function.c (gen_mem_addressof): When changing the RTX from a REG
+ to a MEM, clear MEM_VOLATILE_P which was formerly REG_USERVAR_P.
+
+2004-04-08 Roger Sayle <roger@eyesopen.com>
+
+ PR target/14888
+ * config/i386/i386.md (truncdfsf2_noop, truncxfsf2_noop,
+ truncxfdf2_noop): Provide dummy "fmov" implementations.
+
+2004-04-08 Ian Lance Taylor <ian@wasabisystems.com>
+
+ * gcc.c (default_compilers): Add missing initializers.
+
+ * config/rs6000/host-darwin.c (darwin_rs6000_gt_pch_use_address):
+ Return 1 if file was successfully mapped.
+
+2004-04-08 Geoffrey Keating <geoffk@apple.com>
+
+ PR pch/13419
+ PR pch/14137
+ Radar #: 3315288
+ * doc/invoke.texi (Precompiled Headers): Suggest -o
+ to put an output file in a particular place. Be more detailed
+ about which options affect PCH validity and which options
+ might not work.
+ * c-pch.c (pch_matching): New.
+ (MATCH_SIZE): New.
+ (struct c_pch_validity): New field 'match'.
+ (pch_init): Handle pch_matching.
+ (c_common_valid_pch): Check pch_matching.
+
+ * explow.c: Fix typo defining default of PROMOTE_FUNCTION_MODE.
+
+2004-04-08 Mark Mitchell <mark@codesourcery.com>
+
+ * doc/invoke.texi (Precompiled Headers): Warn about known
+ problems.
+
+2004-04-08 Danny Smith <dannysmith@users.sourceforge.net>
+
+ PR c++/14808
+ * defaults.h (TARGET_USE_LOCAL_THUNK_ALIAS_P): New macro. Default
+ to 1 if ASM_OUTPUT_DEF is defined.
+ * doc/tm.texi (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document.
+ * config/i386/cygming.h (TARGET_USE_LOCAL_THUNK_ALIAS_P): Define.
+ Set to non-zero iff not a one_only decl.
+
+2004-04-08 Paul Brook <paul@codesourcery.com>
+
+ * arm.h (CLASS_LIKELY_SPILLED_P): Define.
+
+2004-04-08 Paul Brook <paul@codesourcery.com>
+
+ * explow.c (promote_mode): Use PROMOTE_FUNCTION_MODE instead of
+ PROMOTE_FOR_CALL_ONLY.
+ * config/arm/arm-protos.h (arm_function_value): Declare.
+ * config/arm/arm.h (TARGET_PROMOTE_FUNCTION_ARGS): Define.
+ (TARGET_PROMOTE_PROTOTYPES): Return false.
+ (arm_function_value): New function.
+ * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Define.
+ (FUNCTION_VALUE): Call arm_function_value.
+ * config/cris/cris.h (PROMOTE_MODE): Rename ...
+ (PROMOTE_FUNCTION_MODE): ... to this.
+ (PROMOTE_FOR_CALL_ONLY): Remove.
+ * config/mmix/mmix.h: Likewise.
+ * config/s390/s390.h: Likewise.
+ * config/sparc/sparc.h: Likewise.
+ * config/sparc/sparc.c: Update comments about PROMOTE_MODE.
+ * doc/tm.texi (PROMOTE_FUNCTION_MODE): Document.
+ (TARGET_PROMOTE_FUNCTION_MODE, TARGET_PROMOTE_FUNCTION_RETURN): Update.
+ (PROMOTE_FOR_CALL_ONLY): Remove.
+
+2004-04-08 Joel Sherrill <joel@oarcorp.com>
+
+ PR ada/14538
+ * ada/5rosinte.adb: Remove fake mprotect() body.
+ * ada/5rosinte.ads: Add SA_SIGINFO.
+ * ada/5rtpopsp.adb: Rewrite to use new interface.
+ * ada/init.c: Reorder so the simple single OS conditional __rtems__
+ is tested before more complex ones which mix UNIX and embedded
+ systems in the conditional.
- * mips.h: Delete redundant definitions of compiler and library fns.
+2004-04-08 Joel Sherrill <joel@oarcorp.com>
- * dwarfout.c (type_attribute): Ignore any subtype for now.
+ PR ada/14665
+ * ada/osint.adb (Find_Program_Name): Rework to properly handle
+ filenames which end in .exe or have versioning suffixes like VMS.
- * fold-const.c (operand_equal_p): Rework to consider two
- expressions that have embedded identical SAVE_EXPRs as
- equivalent; also handle some more cases.
+2004-04-08 Andrew Pinski <pinskia@physics.uc.edu>
-Sun Jan 5 23:54:34 1997 Jeffrey A Law (law@cygnus.com)
+ PR target/10129
+ * config/darwin.c (darwin_encode_section_info): When the decl has
+ a DECL_INITIAL, it is only defined also when it is not a common.
- * pa.md (pic_load_label): Fix test for using just an
- ldo rather than an addil;ldo sequence to load the label's
- address.
+2004-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-Sun Jan 5 07:26:47 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+ * builtins.c (fold_builtin_isascii, fold_builtin_toascii): New.
+ (fold_builtin): Handle BUILT_IN_ISASCII and BUILT_IN_TOASCII.
- * expr.c (expand_expr, case COMPONENT_REF): Fix error in last
- change: don't suppress conversion if just EXPAND_SUM.
+2004-04-07 H.J. Lu <hongjiu.lu@intel.com>
-Sat Jan 4 18:44:01 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+ * config/ia64/ia64.c (ia64_encode_section_info): Don't prod
+ global register variables.
- * tree.h (struct tree_decl): saved_insns.i is HOST_WIDE_INT.
+2004-04-07 Joseph S. Myers <jsm@polyomino.org.uk>
- * fold-const.c (const_binop): Rework to only make constants in
- one place; always use size_int if small enough and of sizetype.
- (size_int): Call force_fit_type.
- (fold): Avoid ever changing type of input tree.
+ * fixinc/inclhack.def (rpc_xdr_lvalue_cast_a,
+ rpc_xdr_lvalue_cast_b): New fixes.
+ * fixinc/fixincl.x: Regenerate.
+ * fixinc/tests/base/rpc/xdr.h: Add new tests.
- * expr.c (get_inner_reference): Fix type error.
- (expand_expr, case COMPONENT_REF): Don't convert if modifier
- is EXPAND_CONST_ADDRESS, EXPAND_SUM, or EXPAND_INITIALIZER.
- * tree.c (staticp, case COMPONENT_REF, BIT_FIELD_REF): Not
- static if bitfield.
+2004-04-07 David Edelsohn <edelsohn@gnu.org>
- * expr.c (expand_expr, case COMPONENT_REF): If taking value
- from a CONSTRUCTOR, must mask/sign-extend if bitfield.
- (expand_builtin, case BUILT_IN_LONGJMP): Pass type, not IDENTIFIER,
- to second arg of RETURN_POPS_ARGS.
+ * config/rs6000/rs6000.c (processor_target_table): Add MASK_MFCRF
+ to power4 and power5 entries.
- * expr.c (expand_expr, case COND_EXPR): Add additional cases
- to "singleton" cases.
- * tree.c (integer_pow2): Mask value to width of type.
- (tree_log2): New function.
+2004-04-06 Geoffrey Keating <geoffk@apple.com>
- * expmed.c (store_fixed_bit_field): If not SLOW_UNALIGNED_ACCESS,
- treat everything as maximally aligned.
+ * c-common.h (pending_lang_change): Mark for PCH.
- * combine.c (find_split_point, case SET): If SET_SRC is NE and
- STORE_FLAG_VALUE is -1, see if we can convert into NEG of shift.
- (force_to_mode, case NE): Make condition stricter.
+2004-04-07 Caroline Tice <ctice@apple.com>
- * calls.c (emit_library_call_value): Remove redundant check for
- outmode != VOIDmode.
+ * gcc.c (main): Move 'break' in main loops (on an error)
+ to wait until error processing has occurred.
-Sat Jan 4 08:12:16 1997 J.T. Conklin <jtc@rhino.cygnus.com>
+2004-04-06 Nathanael Nerode <neroden@gcc.gnu.org>
- * Optimizations from John Vickers (john@rhizik.demon.co.uk):
- * m68k.c (output_function_{pro,epi}logue): Use addq/subq when
- adjusting stack pointer by small displacements.
- * m68k.md (addsi3, addhi3): Use two addqw (or subqw) insns when
- adding (or subtracting) small integer constants (8 < N <= 16) to
- both address and data registers.
+ * config.gcc: Stop changing enable_threads midstream.
+ Replace uses of enable_threads_flag with enable_threads.
+ * configure.ac: Replace uses of enable_threads_flag with
+ enable_threads. Improve autoconf quotation in one place.
+ * configure: Regenerate.
-Sat Jan 4 07:06:07 1997 Kamil Iskra <iskra@student.uci.agh.edu.pl>
+2004-04-06 Uros Bizjak <uros@kss-loka.si>
- * loop.c (basic_induction_var): Return 0 if SUBREG is not a
- promoted variable.
+ * builtins.c: Implement support for sincos function.
+ (expand_builtin_mathfn): Remove BUILT_IN_SIN{,F,L} and
+ BUILT_IN_COS{,F,L}.
+ (expand_builtin_mathfn_3): New function.
+ (expand_builtin): Expand BUILT_IN_SIN{,F,L} and
+ BUILT_IN_COS{,F,L} using expand_builtin_mathfn_3 if
+ flag_unsafe_math_optimization is set.
-Sat Jan 4 06:22:36 1997 Doug Rupp (rupp@gnat.com)
+ * optabs.h (enum optab_index): Add new OTI_sincos.
+ (sincos_optab): Define corresponding macro.
- * alpha.c (vmskrunch): Try to not chop trailing uppercase letters.
- * alpha/vms.h (ENDFILE_SPEC): Use "gnu", not "gnu_cc".
+ * optabs.c (init_optabs): Initialize sincos_optab.
+ (expand_twoval_unop): New function.
- * cccp.c (PRINTF_PROTO): Use __printf__ in __attribute__, not printf.
- * cexp.y (PRINTF_PROTO): Likewise.
+ * genopinit.c (optabs): Implement sincos_optab using sincos?f3
+ patterns.
-Fri Jan 3 09:01:00 1997 Craig Burley <burley@gnu.ai.mit.edu>
+ * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_SINCOS_COS
+ and UNSPEC_SINCOS_SIN.
+
+ * config/i386/i386.md (sincosdf3, sincossf3, *sincosextendsfdf3,
+ sincosxf3): New patterns to implement sincos, sincosf and sincosl
+ built-ins as inline x87 intrinsics. Define splits for
+ sindf2, sinsf2, *sinextendsfdf2, sinxf2, cosdf2,
+ cossf2, *cosextendsfdf2 and cosxf2 patterns from corresponding
+ sincos patterns.
+ (sindf2, sinsf2, sinxf2): Rename to *sindf2, *sinsf2, *sinxf2.
+ (cosdf2, cossf2, cosxf2): Rename to *cosdf2, *cossf2, *cosxf2.
+
+ (UNSPEC_SINCOS_SIN, UNSPEC_SINCOS_COS): New unspecs to represent
+ x87's fsincos insn.
+
+2004-04-06 Devang Patel <dpatel@apple.com>
+
+ PR 14467
+ * config/darwin.h (LINK_COMMAND_SPEC): Use c++filt instead of c++filt3.
+
+2004-04-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * doc/install.texi: Update HP-UX 11 installation procedure.
+
+2004-04-06 Paul Brook <paul@codesourcery.com>
+
+ * doc/sourcebuild.texi: Remove obsolete contraint on testcases.
+
+2004-04-05 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/sh.c (prepare_move_operands): Use emit_call_insn
+ when the TLS address is generated by a function call.
+ * config/sh/sh.md (tls_global_dynamic): Use a call expression.
+ (tls_local_dynamic): Likewise.
+
+2004-04-05 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * tree.c (reconstruct_complex_type): Use TYPE_READONLY
+ and TYPE_VOLATILE.
+
+2004-04-05 Caroline Tice <ctice@apple.com>
+
+ * gcc.c (combine_flag): New global variable, for new driver option.
+ (struct compiler): Add two new fields, to be used when
+ combining multiple input files in a single pass (IMA).
+ (default_compilers): Add values for the new fields to all
+ compiler entries. Modify the "@c" compiler entry for doing IMA
+ properly with "-save-temps" and the "combine" flag.
+ (option_map): Add new driver option, "--combine", to tell driver
+ to pass multiple input files to compiler at one time.
+ (have_o_argbuf_index): New global variable.
+ (store_arg): Modify to assign value to have_o_argbuf_index.
+ (struct infile): Add three new fields, to help with IMA.
+ (display_help): Add help for new "combine" option.
+ (process_command): Remove local variable have_o; add code to check
+ for new "combine" option; remove assignment to combine_inputs.
+ (do_spec_1): Modify to deal with IMA better.
+ (main): Make variable 'lang_n_infiles' local to entire function
+ rather than to a single block. Use flag combine_flag to
+ determine whether to do IMA or not; Modify loop initializing
+ infiles to deal properly with linker files.
+ Add code for doing preprocessing in presence of
+ IMA with "-save-temps" flag. Modify "main" loop to handle
+ multiple input files, in multiple languages, with or without
+ preprocessing, gracefully.
+ * toplev.c (set_src_pwd): Modify to not complain if attempting to
+ re-set it to same directory it's previously been set to (avoid
+ irritating, meaningless warning messages when doing IMA with
+ save-temps).
+ * doc/invoke.texi: Add "-combine" to list of Overall Options;
+ remove documentation about IMA that is no longer accurate; Add
+ documentation explaining what "-combine" does.
+ * ada/lang-specs.h: Add initialization values for new fields in
+ "struct compiler".
+ * cp/lang-specs.h: Likewise.
+ * f/lang-specs.h: Likewise.
+ * java/lang-specs.h: Likewise.
+ * objc/lang-specs.h: Likewise.
+ * treelang/lang-specs.h: Likewise.
+
+2004-04-05 David Edelsohn
+
+ * config/rs6000/rs6000.c (VTABLE_NAME_P): Add _ZTI to special
+ symbol handling.
+
+2004-04-05 Jakub Jelinek <jakub@redhat.com>
+ John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR optimization/13424 (hppa), bootstrap/14462, c/14828
+ * pa.md: Use replace_equiv_address to retain the attributes of the
+ memory operands used in the split and peephole2 patterns for optimizing
+ the pre-reload movstrsi, movstrdi, clrstrsi and clrstrdi patterns.
+
+2004-04-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * c-decl.c (build_compound_literal): Use TYPE_READONLY.
+ * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
+ * objc/objc-act.c (adorn_decl, gen_declspecs): Likewise.
+ * c-typeck.c (decl_constant_value): Don't access DECL_INITIAL of a
+ PARM_DECL.
+ * calls.c (flags_from_decl_or_type): Use TYPE_READONLY and do so only
+ for a type.
+ * print-tree.c (print_node): Properly handle side-effects, readonly,
+ and constant flags.
+ * tree.c (build1_stat, build_expr_wfl): Only look at TREE_SIDE_EFFECTS
+ and TREE_CONSTANT if not a type.
+ * tree.h (IS_NON_TYPE_CODE_CLASS): New macro.
+ (IS_EXPR_CODE_CLASS): Write 'E', not 'e'.
+ (NON_TYPE_CHECK): New macro.
+ (TREE_SIDE_EFFECT, TREE_READONLY, TREE_CONSTANT: Add check.
+
+2004-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * config/sparc/sol2-bi.h (PREFERRED_DEBUGGING_TYPE): Set
+ to DWARF2_DEBUG unconditionally.
+ (ASM_DEBUG_SPEC): Set the default to --gdwarf2 unconditionally.
+
+2004-04-04 Ian Lance Taylor <ian@wasabisystems.com>
+ Nathanael Nerode <neroden@gcc.gnu.org>
+
+ PR target/14548
+ * config.host: Set the shell variable host_can_use_collect2.
+ Set it to yes by default, and to no for alpha*-dec-*vms*,
+ i[34567]86-*-mingw32*, and powerpc-*-beos*.
+ * configure.ac: Set and substitute the shell variable collect2.
+ Give an error if use_collect2 is yes and host_can_use_collect2 is
+ no.
+ * Makefile.in (COLLECT2): Rename from USE_COLLECT2. Change all
+ uses. Initialize to @collect2@.
+ (STAGESTUFF): Remove $(USE_COLLECT2).
+ * config/alpha/x-vms (USE_COLLECT2): Don't set.
+ * config/i386/t-mingw32 (USE_COLLECT2): Likewise.
+ * config/rs6000/t-beos (USE_COLLECT2): Likewise.
+ * config/pa/t-pa64: Remove commented out USE_COLLECT2.
+ * configure: Regenerate.
+
+2004-04-04 Roger Sayle <roger@eyesopen.com>
+
+ * simplify-rtx.c (simplify_binary_operation): Constant fold
+ DIV, MOD, UDIV and UMOD using div_and_round_double.
+
+2004-04-04 Mark Mitchell <mark@codesourcery.com>
+
+ PR c++/14804
+ * varasm.c (initializer_constant_valid_p): Allow NOP_EXPRs to
+ RECORD_TYPEs.
+
+2004-04-04 Mark Mitchell <mark@codesourcery.com>
+
+ * doc/invoke.texi (-mabi=o64): Create link to O64 ABI
+ documentation.
+
+2004-04-04 Roger Sayle <roger@eyesopen.com>
+
+ * cse.c (cse_insn): Correct usage of simplify_replace_rtx when
+ updating the REG_EQUAL note on an insn's libcall_insn.
+
+2004-04-04 Roger Sayle <roger@eyesopen.com>
+
+ * df.h: Tidy up whitespace in the definitions of the DF_ flags.
+
+2004-04-03 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (fold) <PLUS_EXPR>: Guard (-A)+B -> B-A transformation
+ with reorder_operands_p.
+
+2004-04-03 Jan Hubicka <jh@suse.cz>
+
+ * md.texi (vec_set, vec_extract, vec_init): Document.
+
+2004-04-02 Gabor Loki <loki@inf.u-szeged.hu>
+
+ * opts.c (decode_options): Do function inlining with very small
+ max-inline-insns-* parameters when optimizing for size.
+
+2004-04-02 Vladimir Makarov <vmakarov@redhat.com>
+
+ * config/i386/i386.h (TARGET_NOCONA): New macro.
+ (TARGET_CPU_CPP_BUILTINS): Add code for Nocona.
+ (processor_type): Add PROCESSOR_NOCONA.
+
+ * config/i386/i386.md (cpu): Add nocona to the attribute values.
+
+ * config/i386/i386.c (nocona_cost): New variable.
+ (m_NOCONA): New macro.
+ (x86_push_memory, x86_movx, x86_cmove, x86_deep_branch,
+ x86_branch_hints, x86_use_sahf, x86_single_stringop,
+ x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8,
+ x86_integer_DFmode_moves, x86_partial_reg_dependency,
+ x86_memory_mismatch_stall, x86_accumulate_outgoing_args,
+ x86_decompose_lea, x86_arch_always_fancy_math_387,
+ x86_sse_partial_reg_dependency, x86_sse_load0_by_pxor,
+ x86_ext_80387_constants, x86_four_jump_limit):
+ (override_options): Add nocona_cost to processor_target_table.
+ Set up PROCESSOR_NOCONA for Nocona entry in processor_alias_table.
+ (incdec_operand): Prevent inc/dec generation for Nocona too.
+ (ix86_issue_rate): Add PROCESSOR_NOCONA.
+
+2004-04-01 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * rtlanal.c (find_reg_note): Manually
+ unswitch the loop.
+
+2004-04-01 Mark Mitchell <mark@codesourcery.com>
+
+ * genemit.c (gen_split): Change prototype of generated code.
+ * genrecog.c (write_action): Adjust prototype for and calls to
+ gen_split_*.
+ * gensupport.c (struct queue_elem): Add split field.
+ (queue_pattern): Return a value. Clear the split field.
+ (process_rtx): Maintain an association between an insn and the
+ split generated from it for a define_insn_and_split.
+ (process_one_cond_exec): Generate a new split for a
+ define_insn_and_split.
+ * config/arm/arm-protos.h (arm_split_constant): Add insn
+ parameter.
+ (emit_constant_insn): New function.
+ (arm_gen_constant): Use it.
+ * config/arm/arm.md: Adjust calls to arm_split_constant.
+
+2004-04-02 Jan Hubicka <jh@suse.cz>
+
+ * cgraph.c: Add overall comment.
+ (cgraph_inline_hash): New global variable.
+ (cgraph_create_node): Break out from ...
+ (cgraph_node): ... here.
+ (cgraph_edge): New function.
+ (cgraph_create_edge): New CALL_EXPR argument; some sanity checking.
+ (cgraph_remove_edge): Accept edge, intead of source and destination.
+ (cgraph_redirect_edge_callee): New.
+ (cgraph_remove_node): Update all new datastructures.
+ (cgraph_record_call, cgraph_remove_call): Kill.
+ (dump_cgraph_node): Break out from ... ; dump new datastructures.
+ (dump_cgraph): ... here.
+ (cgraph_function_possibly_inlined_p): Use new hashtable.
+ (cgraph_clone_edge, cgraph_clone_node): New.
+ * cgraph.h: Include hashtab.h
+ (struct cgraph_global_info): Kill cloned_times, inline_once, will_be_output
+ fields, add inlined_to pointer.
+ (cgraph_node): Add pointer to next_clone.
+ (cgraph_remove_edge, cgraph_create_edge): Update prototype.
+ (cgraph_remove_call, cgraph_record_call): Kill.
+ (cgraph_inline_hash): Declare.
+ (dump_cgraph_node, cgraph_edge, cg4raph_clone_edge, cgraph_clone_node,
+ cgraph_redirect_edge_callee): Declare.
+ (cgraph_create_edges, cgraph_inline_p): Update prorotype.
+ (cgraph_preserve_function_body_p, verify_cgraph, verify_cgraph_node,
+ cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Declare.
+ * cgraphunit.c: Add overall comment.
+ (cgraph_optimize_function): Kill.
+ (cgraph_assemble_pending_functions): Do not assemble inline clones.
+ (cgraph_finalize_function): Update call of cgraph_remove_node
+ (record_call_1): Record call sites.
+ (cgraph_create_edges): Accept node instead of decl argument.
+ (error_found): New static variable.
+ (verify_cgraph_node_1, verify_cgraph_node, verify_cgraph): New functions.
+ (cgraph_analyze_function): Update for new datastructures.
+ (cgraph_finalize_compilation_unit): Plug memory leak.
+ (cgraph_optimize_function): Kill.
+ (cgraph_expand_function): Do not use cgraph_optimize_function.
+ (INLINED_TIMES, SET_INLINED_TIMES, cgraph_inlined_into,
+ cgraph_inlined_callees): Kill.
+ (cgraph_remove_unreachable_nodes): Verify cgraph; update handling of
+ clones.
+ (estimate_growth): Simplify.
+ (cgraph_clone_inlined_nodes): New function.
+ (cgraph_mark_inline_edge): Re-implement.
+ (cgraph_mark_inline): Likewise.
+ (cgraph_check_inline_limits): Simplify.
+ (cgraph_recursive_inlining_p): New.
+ (update_callee_keys): Break out from ...
+ (cgraph_decide_inlining_of_small_functions): ... here; simplify.
+ (cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
+ Likewise.
+ (cgraph_expand_all_functions): Remove inline clones from the ordered
+ list.
+ (cgraph_preserve_function_body_p): New predicate.
+ (cgraph_optimize): Verify cgraph.
+ * function.h (struct function): Add fields saved_tree/saved_args.
+ * timevar.def (TV_CGRAPH_VERIFY): Use verifier.
+ * toplev.c (rest_of_compilation): Do not free cfun.
+ * tree-inline.c: Include function.h
+ (struct inline_data): Add saving_p field; replace decl/current_decl by
+ node/current_node.
+ (insert_decl_map): New function.
+ (copy_body_r): Handle saving; update cgraph datastructure.
+ (copy_body): Handle recursive inlining.
+ (initialize_inlined_parameters): Likewise.
+ (expand_call_inline): Propagate node attributes; update cgraph.
+ (optimize_inline_calls): Verify that datastructure still match.
+ (save_body): New function.
+ * tree-inline.h (save_body): New.
+ * tree-optimize.c (tree_rest_of_compilation): preserve function body; do inlining.
+ * langhooks-def.c (LANG_HOOKS_UPDATE_DECL_AFTER_SAVING): New.
+ * langhooks.c (lang_hooks): Add update_decl_after_saving.
+
+2004-04-01 Serge Belyshev <1319@bot.ru>
+
+ PR target/14702
+ * config/i386/i386.md: fix source operand constraints in
+ mmx_pshufw, sse2_pshufd, sse2_pshuflw, sse2_pshufhw
+
+2004-04-01 Waldek Hebisch <hebisch@math.uni.wroc.pl>
+
+ * fold-const.c (folda): Preserve types of comparisons.
+
+2004-04-01 Richard Henderson <rth@redhat.com>
+
+ * toplev.c (backend_init): Move init_optimization_passes call ...
+ (lang_dependent_init): ... here.
+
+2004-04-01 Alan Modra <amodra@bigpond.net.au>
+ Jakub Jelinek <jakub@redhat.com>
+
+ * gcc.c (init_gcc_specs): If HAVE_LD_AS_NEEDED, link with
+ -lgcc --as-needed -lgcc_s --no-as-needed by default.
+ * configure.ac (HAVE_LD_AS_NEEDED): Check for ld --as-needed.
+ * configure: Rebuilt.
+ * config.in: Rebuilt.
+ * Makefile.in (stage1-start): Copy also libgcc_s*$(SHLIB_EXT).
+ (stage2-start, stage3-start, stage4-start): Likewise.
+ (stageprofile-start, stagefeedback-start): Likewise.
+
+2004-04-01 Jakub Jelinek <jakub@redhat.com>
+
+ * config/sparc/sparc.h (DITF_CONVERSION_LIBFUNCS): Define to 0.
+ * config/sparc/linux.h (DITF_CONVERSION_LIBFUNCS): Redefine to 1.
+ * config/sparc/linux64.h (DITF_CONVERSION_LIBFUNCS): Redefine to 1.
+ * config/sparc/sol2.h (DITF_CONVERSION_LIBFUNCS): Redefine to 1.
+ (SOLARIS_CONVERSION_LIBFUNCS): Rename to SUN_CONVERSION_LIBFUNCS.
+ * config/sparc/sparc.c (sparc_init_libfuncs): Initialize optabs
+ with _Q_qtoll, _Q_qtoull and _Q_lltoq if DITF_CONVERSION_LIBFUNCS.
+ * config.gcc (sparc-*-linux*): Revert 2004-03-23 change.
+ * config/sparc/t-linux64 (TARGET_LIBGCC2_CFLAGS): Likewise.
+ * config/sparc/t-linux: Removed.
+
+2004-04-01 Jakub Jelinek <jakub@redhat.com>
+
+ PR c++/14755
+ * fold-const.c (fold) <EQ_EXPR>: Properly compute newconst in
+ "bitfld++ == const" to "++bitfld == const + incr" transformations.
+
+2004-04-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * expr.c (get_inner_reference): Use DECL_UNSIGNED, not TREE_UNSIGNED.
+ * stor-layout.c (layout_decl): Likewise.
+ * tree.c (get_narrower): Likewise and also use BIT_FIELD_REF_UNSIGNED.
+ * fold-const.c (make_bit_field_ref): Use BIT_FIELD_REF_UNSIGNED.
+ * print-tree.c (print_node): Handle various used of unsigned_flag.
+ * tree.def (BIT_FIELD_REF): Update comment.
+ * tree.h (TREE_UNSIGNED): Deleted.
+ (DECL_UNSIGNED, BIT_FIELD_REF_UNSIGNED): New macros.
+
+2004-03-31 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * builtins.c, c-aux-info.c, c-common.c, c-cppbuiltin.c, c-decl.c:
+ Change most occurrences of TREE_UNSIGNED to TYPE_UNSIGNED.
+ * c-format.c, c-opts.c, c-pretty-print.c, c-typeck.c: Likewise.
+ * calls.c, convert.c, dbxout.c, dojump.c, dwarf2out.c: Likewise.
+ * expmed.c, expr.c, fold-const.c, function.c, integrate.c: Likewise.
+ * optabs.c, sdbout.c, stmt.c, stor-layout.c, tree-dump.c: Likewise.
+ * tree.c, config/iq2000/iq2000.c, config/m32r/m32r.c: Likewise.
+ * config/mips/mips.c, config/rs6000/rs6000.c: Likewise.
+ * config/s390/s390.c, config/sparc/sparc.c, objc/objc-act.c: Likewise.
+ * stor-layout.c (layout_type, case COMPLEX_TYPE): Test for
+ REAL_TYPE, not INTEGER_TYPE.
+ (layout_type, case VECTOR_TYPE): Simplify code.
+ * tree.c (build_vector_type_for_mode): Remove dup unsigned setting.
+ * tree.h: Update comments.
+ (STRIP_NOPS): Use TYPE_UNSIGNED.
+ (TYPE_UNSIGNED): New macro.
+ (TYPE_TRAP_SIGNED): Remove now redundant check.
+ (SAVE_EXPR_NOPLACEHOLDER): Don't use TREE_UNSIGNED.
+
+2004-03-31 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * function.c (put_var_into_stack): Properly set orig_reg for indirect.
+
+2004-03-31 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA):
+ Add darwin-fpsave.asm, darwin-vecsave.asm,
+ and darwin-world.asm.
+ (TARGET_LIBGCC2_CFLAGS): Add -Wa,-force_cpusubtype_ALL
+ as the asm files contain altivec instructions.
+ * config/rs6000/darwin-fpsave.asm: New file.
+ * config/rs6000/darwin-vecsave.asm: New file.
+ * config/rs6000/darwin-world.asm: New file.
+
+2004-03-31 Zack Weinberg <zack@codesourcery.com>
+
+ * gengtype-yacc.y (option, stringseq): Add missing
+ terminating semicolon.
+
+2004-03-30 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.md (tls_gd_32, tls_gd_64,
+ tls_ld_32, tls_ld_64, tls_dtprel_32, tls_dtprel_64,
+ tls_dtprel_ha_32, tls_dtprel_ha_64,
+ tls_dtprel_lo_32, tls_dtprel_lo_64,
+ tls_got_dtprel_64, tls_tprel_32, tls_tprel_64,
+ tls_tprel_ha_32, tls_tprel_ha_64,
+ tls_tprel_lo_32, tls_tprel_lo_64,
+ tls_got_tprel_32, tls_got_tprel_64,
+ tls_tls_32, tls_tls_64): Replace register_operand with
+ gpc_reg_operand.
+
+2004-03-30 Mostafa Hagog <mustafa@il.ibm.com>
+
+ * config/rs6000/rs6000.md (*ctrsi_internal1, *ctrsi_internal2,
+ *ctrdi_internal1, *ctrdi_internal2, *ctrsi_internal3,
+ *ctrsi_internal4, *ctrdi_internal3, *ctrdi_internal4,
+ *ctrsi_internal5, *ctrsi_internal6, *ctrdi_internal5,
+ *ctrdi_internal6): Replace register_operand with
+ nonimmediate_operand.
+
+2004-03-29 Fariborz Jahanian <fjahanian@apple.com>
+
+ * fold-const.c (fold): Reassociate multiply expression
+ with an adjacent non-multiply expression to use
+ architecture's multiply-add instruction.
+
+2004-03-30 Zack Weinberg <zack@codesourcery.com>
+
+ * gengtype.c (create_option): New function.
+ * gengtype.h: Prototype it.
+ * gengtype-yacc.y (stringseq): New rule.
+ (option): Use create_option. Add new bare ID production. Use
+ stringseq, not STRING directly.
+
+ * alias.c, bitmap.c, c-decl.c, cgraph.h, cpplib.h, cselib.h
+ * dwarf2out.c, emit-rtl.c, function.h, lists.c, tree.h
+ * varray.h, config/alpha/alpha.c:
+ Use new shorter form of GTY markers.
+
+ * doc/gty.texi: Rewrite.
+
+2004-03-30 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * config/darwin.c (machopic_function_base_name):
+ Remove current_name and getting the name of the
+ current function.
- * alpha.md (cmov): Fix operand numbers in case involving DF target,
- DF comparison, and SF source.
+2004-03-30 Nick Clifton <nickc@redhat.com>
-Fri Jan 3 08:19:46 1997 Paul Eggert <eggert@twinsun.com>
+ * config/arm/arm.md (thumb_jump): Reduce the backward branch
+ range, and increase the forward branch range, to allow for
+ the fact that the PC will be off by 4.
- * cpplib.c (macroexpand): Delete any no-reexpansion marker following
- identifier at beginning of an argu concatenated with what precedes it.
+2004-03-30 Alan Modra <amodra@bigpond.net.au>
-Fri Jan 3 07:59:21 1997 Ken Rose (rose@netcom.com)
+ * .cvsignore: Add GPATH, GRTAGS, GSYMS and GTAGS (GNU GLOBAL)
- * reorg.c (fill_slots_from_thread): Skip moved insn in all three cases.
+2004-03-30 Hartmut Penner <hpenner@de.ibm.com>
-Fri Jan 3 07:51:44 1997 Bob Manson <manson@cygnus.com>
+ * config/rs6000/rs6000.c (output_vec_const_move):
+ Find all cases of EASY_VECTOR_15_ADD_SELF.
+ (easy_vector_constant_add_self): Accept
+ all vector constant loadable by vsplt* and vadd*.
+ (easy_vector_same): Use easy_vector_splat_const.
+ (easy_vector_const): Use easy_vector_splat_const.
+ (easy_vector_splat_const): New function.
+ (gen_easy_vector_constant_add_self): New function.
- * function.c ({push,pop}_function_context_to): Save and restore
- current_function_args_info.
- * function.h (struct function): New field args_info.
+ * config/rs6000/rs6000-protos.c (gen_easy_vector_constant_add_self):
+ New prototype.
-Fri Jan 3 06:55:09 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+ * config/rs6000/altivec.md (movv4si splitter): Change to
+ emit move insn with halfed vector constant.
+ (*movv8hi splitter): Likewise.
+ (*movv16qi splitter): Likewise.
- * jump.c (rtx_equal_for_thread_p): Return 0 for floating-point.
+2004-03-30 Hartmut Penner <hpenner@de.ibm.com>
- * reload.c (find_reloads): If replaced a PLUS or MULT with a
- simple operand, start over again.
+ PR 11591
+ * config/rs6000/rs6000.c (rs6000_legitimate_address):
+ Allow any offset to argument pointer in no-strict case.
- * va-alpha.h: Check for __VMS__, not VMS.
+2004-03-30 Jan Hubicka <jh@suse.cz>
-Thu Jan 2 08:52:51 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+ * toplev.c (backend_init): Add missing call to inint_optimization_passes.
+ * passes.c (init_optimization_passes, finish_optimization_passes): Output cgraph
+ dump file in non-unit-at-a-time mode.
- * configure: Finish restoring change of default of objc threads to
- "single" for Linux-based GNU systems.
+2004-03-29 Hans-Peter Nilsson <hp@axis.com>
-Mon Dec 30 17:03:46 1996 Jeffrey A Law (law@cygnus.com)
+ * config/cris/cris.h: Correct #ifdef to test for
+ HAVE_AS_NO_MUL_BUG_ABORT_OPTION, not
+ HAVE_AS_MUL_BUG_ABORT_OPTION.
- * pa.c (fmpy_operands): Remove. No longer needed.
- (combinable_add, combinable_copy, combinable_fmpy): Likewise.
- (combinable_fadd, combineable_fsub): Likewise.
- (pa_reorg): Call pa_combine_instructions.
- (pa_combine_instructions): Combine instructions to make things
- like fmpyadd and fmpysub.
- (pa_can_combine_p): Helper function for pa_combine_instructions.
- * pa.md (pa_combine_type): New attribute. Set it appropriately
- for various insns.
- (define_delays): Use a separate define_delay for unconditional
- branches.
- (fmpyadd, fmpysub peepholes): Remove, no longer needed.
- (fmpyadd, fmpysub insns): Add variant with fadd/fsub first,
- then the fmpy.
+2004-03-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-Mon Dec 30 14:43:51 1996 Jim Wilson <wilson@cygnus.com>
+ * function.c (put_var_into_stack): If old RTL was ADDRESSOF, update
+ the address inside the old RTL.
- * reg-stack.c (subst_stack_regs_pat): Set src_note explicitly, instead
- of using invalid aggregate initialization.
+2004-03-28 Zack Weinberg <zack@codesourcery.com>
- * print-tree.c (print_node): Don't try to print nonexistent
- TYPE_ATTRIBUTES field of a decl node.
+ * c-decl.c: Verify that C_SIZEOF_STRUCT_LANG_IDENTIFIER is correct.
+ (struct c_binding, struct c_scope): Add chain_next
+ attributes to GTY markers.
+ (struct lang_identifier, struct lang_tree_node): Define
+ here...
+ * c-tree.h: ... not here. No longer need to declare struct
+ c_binding either. Do define C_SIZEOF_STRUCT_LANG_IDENTIFIER.
+ * c-lang.c, objc/objc-lang.c: Set LANG_HOOKS_IDENTIFIER_SIZE
+ to C_SIZEOF_STRUCT_LANG_IDENTIFIER.
-Mon Dec 30 10:30:25 1996 Richard Stallman <rms@ethanol.gnu.ai.mit.edu>
+ PR 14734, 11944
+ * c-decl.c (get_parm_info): If error_mark_node is encountered
+ in the bindings chain, unbind and discard it; don't abort.
- * config.sub: Handle hiuxmpp as system type.
+2004-03-28 Olga Golovonevsky <olga@il.ibm.com>
+ Dorit Naishlos <dorit@il.ibm.com>
-Thu Dec 26 13:33:27 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+ * config/rs6000/altivec.md: (andvv16qi3, andv8hi3, one_cmplv16qi2,
+ one_cmplv8hi2, one_cmplv4si2, iorv16qi3, iorv8hi3,): New modelling.
- * rs6000.md (init_v4_pic): Explicitly set the length.
+2004-03-28 Stephane Carrez <stcarrez@nerim.fr>
-Mon Dec 23 19:39:38 1996 Jim Wilson <wilson@cygnus.com>
+ * config/m68hc11/m68hc11-protos.h (m68hc11_page0_symbol_p): Declare.
- * mips.h (FUNCTION_ARG_REGNO_P): Correct for TARGET_SOFT_FLOAT and
- TARGET_FLOAT64 cases.
+ * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute): New.
+ (m68hc11_attribute_table): New attribute "page0" to mark a global
+ variable as being allocated from within page0 section.
+ (m68hc11_encode_label): New function.
+ (m68hc11_strip_name_encoding): New function.
+ (m68hc11_page0_symbol_p): New function.
+ (m68hc11_indirect_p): Accept global variables marked in page0.
+ (m68hc11_encode_section_info): Lookup "page0" attribute.
- * integrate.c (function_cannot_inline_p): Reject function with
- PARALLEL result.
- (expand_inline_function): Abort if function result not handled.
+ * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): 'R' constraint also
+ represents access to page0 variables.
-Sat Dec 21 04:02:46 1996 Jason Merrill <jason@gerbil.cygnus.com>
+ * config/m68hc11/m68hc11.md ("*logicalsi3_zexthi"): Use gen_rtx_REG.
+ ("*logicalsi3_silshl16_zext"): Likewise.
+ ("*ashldi3_const32"): Likewise.
+ (peephole2 ashift): Likewise.
- * mips.c (save_restore_insns): Mark large frame setup insns
- as frame-related.
- (mips_expand_prologue): Likewise.
+2004-03-28 Joseph S. Myers <jsm@polyomino.org.uk>
- * dwarf2out.c (dwarf2out_frame_debug): Support MIPS large frames.
- (add_bound_info): Use default lower bounds.
- Handle simple variable bounds with a DIE ref.
- Don't generate a NULL loc descr.
- (add_subscript_info): Always add lower bound.
- (gen_formal_parameter_die): Always equate_decl_number_to_die.
- (gen_variable_die): Likewise. Don't use the old die for automatic
- variables.
+ * c-tree.h (C_DECL_REGISTER): New.
+ * c-aux-info.c (gen_decl), c-decl.c (objc_mark_locals_volatile,
+ finish_decl, grokdeclarator, get_parm_info), c-typeck.c
+ (build_array_ref, c_mark_addressable): Set and use it.
+ * c-decl.c (grokdeclarator), c-typeck.c (c_mark_addressable):
+ Allow structures with volatile fields to be declared register.
+ Don't check TREE_ADDRESSABLE before warning about taking address
+ of register.
+ * c-decl.c (finish_decl): Don't allow structures with volatile
+ fields to be placed in named register.
+ * doc/trouble.texi: Remove reference to structures with volatile
+ fields in registers.
-Wed Dec 18 10:23:46 1996 Jeffrey A Law (law@cygnus.com)
+2004-03-27 Ulrich Weigand <uweigand@de.ibm.com>
- * mn10300.c (notice_update_cc): Enable this code.
- * mn10300.h (CC_OVERFLOW_UNUSABLE): Define.
- * mn10300.md (tstsi): Use "set_zn_c0" instead of "set" for cc status.
- (addsi3 pattern): Break "inc" into two different alternatives
- since "inc dn" sets cc0, but "inc an" does not.
- (multiply and divide patterns): Fix cc status.
- (bCC, inverted bCC): Restore any comparison which needs the
- overflow bits when CC_OVERFLOW_UNUSABLE is set.
- (zero and sign extensions): Fix cc status.
- (movm_store): Likewise.
+ * function.c (thread_prologue_and_epilogue): Move
+ NOTE_INSN_FUNCTION_END and NOTE_INSN_FUNCTION_BEG notes
+ before the epilogue.
-Tue Dec 17 15:02:44 1996 Jim Wilson <wilson@cygnus.com>
+2004-03-27 Ulrich Weigand <uweigand@de.ibm.com>
- * sched.c (update_flow_info): When add REG_DEAD notes for dest of
- last insn, add check for global_regs.
+ * expr.c (store_constructor): Use gen_int_mode to correctly
+ sign-extend CONST_INT value.
-Tue Dec 17 11:07:26 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+2004-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
- * rs6000/win-nt.h (HAS_INIT_SECTION): Delete, so that __main is
- called from main.
+ * builtin-types.def (BT_WINT, BT_FN_INT_WINT, BT_FN_WINT_WINT): New.
+ * builtins.def (DEF_C94_BUILTIN): New. Add wctype builtins.
+ * doc/extend.texi: Likewise.
-Mon Dec 16 15:28:44 1996 Jim Wilson <wilson@cygnus.com>
+2004-03-26 Diego Novillo <dnovillo@redhat.com>
- * combine.c (nonzero_bits): Ifdef out calls to num_sign_bit_copies.
- Add dummy define/undef for num_sign_bit_copies.
+ * c-typeck.c (comptypes): Replace calls to TYPE_DOMAIN
+ with TYPE_ORIG_SIZE_TYPE.
- * dwarfout.c (location_or_const_value_attribute, case CONCAT): Add.
+2004-03-25 Aldy Hernandez <aldyh@redhat.com>
- * combine.c (simplify_comparison): Use mode_width as shift count
- only if it is less than or equal to HOST_BITS_PER_WIDE_INT.
+ PR 14219
+ * c-typeck.c (build_binary_op): Do not allow comparisons of
+ vectors.
-Mon Dec 16 10:10:11 1996 Jeffrey A Law (law@cygnus.com)
+2004-03-26 James A. Morrison <ja2morri@uwaterloo.ca>
- * mn10300.c (expand_epilogue): Restore registers in the
- "ret" instruction instead of a separate movm instruction.
- Support possible stack deallocation in "ret" instruction too.
- * mn10300.md (return_internal): Use "ret" instead of "rets";
- restore registers and deallocate stack as needed.
- (load_movm): Delete unused pattern.
+ * config.gcc: Remove sparc-tti-*.
+ * config/sparc/pbd.h: Delete.
- * mn10300.h (SMALL_REGISTER_CLASSES): Define.
+ * config/sparc/sol2.h: Remove note about Sun OS 4.x.
+ * config/sparc/aout.h: Likewise.
-Fri Dec 13 14:46:54 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
+ * config/sparc/sparc.h: Remove if 0'd code.
+ * config/sparc/sparc.md (call): Remove if 0'd code.
+ (call_value): Likewise.
+ (nonlocal_goto): Likewise.
+ (unimp_insn): Delete.
- * sh.md (dect): Rewrite pattern so that it can be combined.
+2004-03-25 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (tree_expr_nonnegative_p): Handle BIT_XOR_EXPR like
+ BIT_IOR_EXPR; A^B is nonnegative when A and B are nonnegative.
-Fri Dec 13 13:14:51 1996 Ian Lance Taylor <ian@cygnus.com>
+2004-03-25 Richard Henderson <rth@redhat.com>
- * varasm.c (output_constant_pool): If ASM_OUTPUT_POOL_EPILOGUE is
- defined, call it.
+ PR 11527
+ * c-typeck.c (pop_init_level): Emit pending init elements earlier
+ rather than later.
-Thu Dec 12 20:04:55 1996 Jason Merrill <jason@yorick.cygnus.com>
+2004-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
- * rtl.h (RTX_FRAME_RELATED_P): New macro.
- (struct rtx_def): Add frame_related bitfield.
- * final.c (final_scan_insn): Call dwarf2out_frame_debug.
- Don't call dwarf2out_begin_function.
- (final): Initialize dwarf2out_frame_debug.
- * dwarf2out.c (dwarf2out_begin_function): Remove.
- (dwarf2out_init): Use INCOMING_RETURN_ADDR_RTX.
- (DWARF_CIE_DATA_ALIGNMENT): Generalize.
- (DWARF_FRAME_REGNUM): Don't add 1.
- (decode_cfi_rtl): Lose.
- (dwarf2out_def_cfa): Now takes reg and offset directly.
- (reg_save): Likewise.
- (dwarf2out_reg_save): Now takes offset.
- (initial_return_save): Grok INCOMING_RETURN_ADDR_RTX.
- Replaces dwarf2out_return_save.
- (dwarf2out_cfi_label): New fn.
- (add_fde_cfi): Use it.
- (dwarf2out_frame_debug): New fn.
- * mips.h (DWARF_FRAME_REGNUM): Tweak r31.
- (INCOMING_RETURN_ADDR_RTX): Define.
- * mips.c (mips_expand_prologue): Set RTX_FRAME_RELATED_P as needed.
- (save_restore_insns): Likewise.
- * i386.c (ix86_expand_prologue): Likewise.
- * i386.h (INCOMING_RETURN_ADDR_RTX): Define.
- (DWARF_FRAME_RETURN_COLUMN): Define.
-
- * dwarf2out.c (add_AT_long_long): Renamed from add_AT_double fo
- clarity.
- (print_die): Adjust.
- (add_AT_float): New fn.
- (add_const_value_attribute): Support fp values.
- (size_of_die): Use blocks for long_long and fp values.
- (value_format, output_die): Likewise.
- (output_loc_operands): Don't support DW_OP_const8?.
-
-Thu Dec 12 19:49:09 1996 Ian Lance Taylor <ian@cygnus.com>
-
- * varasm.c (CONSTANT_POOL_BEFORE_FUNCTION): Define if not
- defined.
- (assemble_start_function): Check CONSTANT_POOL_BEFORE_FUNCTION
- to decide whether to call output_constant_pool.
- (assemble_end_function): Likewise.
+ * builtins.c (fold_builtin): Fix error in last change.
- * calls.c: Check SMALL_REGISTER_CLASSES at run time, not just
- compile time.
- * combine.c, cse.c, function.c, jump.c, local-alloc.c: Likewise.
- * loop.c, reload.c, reload1.c: Likewise.
- * dsp16xx.h (SMALL_REGISTER_CLASSES): Define with value.
- * h8300.h (SMALL_REGISTER_CLASSES): Likewise.
- * i386.h (SMALL_REGISTER_CLASSES): Likewise.
- * pdp11.h (SMALL_REGISTER_CLASSES): Likewise.
- * sh.h (SMALL_REGISTER_CLASSES): Likewise.
+2004-03-25 Richard Sandiford <rsandifo@redhat.com>
-Thu Dec 12 15:25:39 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+ * config/mips/mips.h: Formatting fix.
- * rs6000.md (sysv call insns): If flag_pic add @plt suffix.
+2004-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
- * rs6000.md (fix_truncdfsi2_store): Fix offsets > 32k.
+ * builtins.def: Add ctype builtins.
+ * doc/extend.texi: Likewise.
- * rs6000/t-ppccomm: New file for common parts of embedded and
- System V target Makefile support.
+2004-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
- * rs6000/t-ppcos: New file for System V OS target Makefile
- support.
+ * builtins.c (fold_builtin): Add new builtin optimizations for
+ sqrt and/or cbrt.
+ * fold-const.c (fold): Likewise.
- * rs6000/t-solaris: Delete, merge into rs6000/t-ppcos.
+2004-03-25 David Edelsohn <edelsohn@gnu.org>
- * rs6000/t-{ppc,ppcgas}: Only keep the multilib specific parts,
- moving the rest to rs6000/t-ppccomm.
+ * config/rs6000/rs6000.c (rs6000_always_hint): New variable.
+ (rs6000_sched_groups): New variable.
+ (processor_target_table): Add power5.
+ (rs6000_override_options): Set rs6000_sched_insert_nops,
+ rs6000_sched_costly_dep and rs6000_sched_restricted_insns_priority
+ from rs6000_sched_groups.
+ (output_cbranch): Use rs6000_always_hint.
+ (rs6000_variable_issue): Use rs6000_sched_groups.
+ (rs6000_adjust_cost): Add CPU_POWER5.
+ (is_microcoded_insn): Use rs6000_sched_groups.
+ (is_dispatch_slot_restricted): Use rs6000_sched_groups.
+ Return 2 for POWER5 cracked instructions.
+ (is_cracked_insn): Use rs6000_sched_groups.
+ (is_branch_slot_insn): Use rs6000_sched_groups.
+ (rs6000_issue_rate): Add CPU_POWER5.
+ (rs6000_sched_finish): Use rs6000_sched_groups.
+ (rs6000_rtx_costs): Add PROCESSOR_POWER5.
+ * config/rs6000/rs6000.h (processor_type): Add PROCESSOR_POWER5.
+ (DEFAULT_SCHED_COSTLY_DEP): Delete.
+ (DEFAULT_RESTRICTED_INSNS_PRIORITY): Delete.
+ (DEFAULT_SCHED_FINISH_NOP_INSERTION_SCHEME): Delete.
+ * config/rs6000/rs6000.md (define_attr "cpu"): Add power5.
+ * config/rs6000/power5.md: New file.
+ * doc/invoke.texi: Add power5 option.
+
+2004-03-25 Kazu Hirata <kazu@cs.umass.edu>
+
+ * cfgrtl.c, dbxout.c, tree.def, config/darwin.h,
+ config/arm/arm.c, objc/objc-act.c: Fix comment typos.
+ * doc/invoke.texi: Fix a typo.
+
+2004-03-25 Kazu Hirata <kazu@cs.umass.edu>
+
+ PR optimization/9707.
+ * stmt.c (emit_case_nodes): Emit equality comparisons instead
+ of recursing if both children are single-valued cases with no
+ children.
+
+2004-03-25 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.c (vfp_print_multi): Remove.
+ (arm_output_fldmx): New function.
+ (vfp_emit_fstmx): Return block size, not insn. Add ARM10 VFPr1 bugfix.
+ (arm_expand_prologue): Update to match.
+ (arm_get_vfp_saved_size): New Function.
+ (arm_get_frame_offsets): Use it.
+ (arm_output_epilogue): Use new functions.
+
+2004-03-24 Richard Henderson <rth@redhat.com>
+
+ * alias.c (alias_invariant, alias_invariant_size): Mark GTY.
+ (reg_known_value, reg_known_value_size): Likewise; make static.
+ (reg_known_equiv_p): Make static.
+ (clear_reg_alias_info): Update for new indexing.
+ (get_reg_known_value, set_reg_known_value): New.
+ (get_reg_known_equiv_p, set_reg_known_equiv_p): New.
+ (canon_rtx): Use them.
+ (init_alias_analysis): Likewise. Allocate reg_known_value with gc.
+ Don't play queer offsetting games with reg_known_value and
+ reg_known_equiv_p.
+ (end_alias_analysis): Free reg_known_value with gc.
+ * rtl.h (get_reg_known_value, get_reg_known_equiv_p): Declare.
+ * sched-deps.c (reg_known_equiv_p, reg_known_value): Remove.
+ (deps_may_trap_p, sched_analyze_1, sched_analyze_2): Use the new
+ functions instead.
+
+2004-03-24 Kazu Hirata <kazu@cs.umass.edu>
+
+ * dwarf2asm.c, loop.h, pretty-print.c, pretty-print.h,
+ config/i386/mmintrin.h: Update copyright.
+
+2004-03-24 Nathanael Nerode <neroden@gcc.gnu.org>
+
+ * configure.ac: Add --enable-werror-always (for top level bootstrap
+ support).
+ * configure: Regenerate.
+
+2004-03-24 Ziemowit Laski <zlaski@apple.com>
+
+ * objc/objc-act.c (objc_comptypes): Treat comparisons
+ between 'Class' and '<class> *' as explicitly invalid.
+
+2004-03-24 David Edelsohn <edelsohn@gnu.org>
+
+ * doc/invoke.texi (-frename-registers): Add enabled at -O3.
+ (-fprofile-values): Add enabled with profile-{generate,use}.
+ (-fvpt): Same.
+ (-ftracer): Add enabled with profile-use.
+ (-funit-at-a-time): Add enabled at -O2,-O3.
+ (-funroll-loops): Add enabled with profile-use.
+ (-funswitch-loops): Add enabled with profile-use. Remove duplicates.
+ (max-gcse-passes): Mention default.
+ (max-cse-path-length): Mention default.
+
+2004-03-24 Nathanael Nerode <neroden@gcc.gnu.org>
+
+ * Makefile.in (STRICT2_WARN): Reorder.
+ * configure.ac: Check for -Wold-style-definition, and use it
+ in strict1_warn if it's available.
+ * configure: Regnerate.
+
+2004-03-24 Paul Brook <paul@nowt.org>
+
+ * config.gcc <arm>: Add --with-abi=
+ * config/arm/arm-protos.h (arm_get_frame_size, thumb_get_frame_size,
+ thumb_far_jump_used): Remove prototypes.
+ (arm_needs_doubleword_align): Add prototype.
+ (thumb_compute_initial_elimination_offset): Ditto.
+ * config/arm/arm.c (arm_get_frame_offsets): New function.
+ (use_return_insn, output_return_instruction, arm_output_epilogue,
+ arm_output_function_epilogue, arm_compute_initial_elimination_offset,
+ arm_expand_prologue, thumb_expand_epilogue): Use it.
+ (arm_abi, target_abi_name, all_arm_abis): New variables.
+ (arm_override_options): Set them. Set structure padding for AAPCS.
+ (arm_return_in_memory): Update ABI check.
+ (arm_init_cumulative_args): Initialize can_split.
+ (arm_needs_doubleword_align): New function.
+ (arm_function_arg): Don't split args after pushing to stack. Handle
+ doubleword/even reg alignment.
+ (arm_va_arg): Handle all doubleword aligned args.
+ (add_minpoolforward ref, dump_minpool, push_minpool_fix): Align based
+ on ABI, not CPU.
+ (arm_compute_save_reg0_reg12_mask): Fix comment.
+ (thumb_get_frame_size, thumb_get_frame_size): Remove.
+ (thumb_jump_far_used_p): Remove superfluous argument. Return save
+ value for alignment.
+ (thumb_unexpanded_epilogue, thumb_output_function_prologue): Change
+ to match.
+ (thumb_compute_initial_elimination_offset): New function.
+ (thumb_expand_prologue): Use arm_get_frame_offsets. Remove
+ unneccessary rounding.
+ * config/arm/arm.h (target_abi_name): Declare.
+ (ARM_DOUBLEWORD_ALIGN, DOUBLEWORD_ALIGNMENT, TARGET_IWMMXT_ABI,
+ arm_abi_type, ARM_DEFAULT_ABI): Define.
+ (ARM_FLAG_ATPCS): Remove.
+ (TARGET_OPTIONS, OPTION_DEFAULT_SPECS): Add -mabi=.
+ (BIGGEST_ALIGNMENT, PREFERRED_STACK_BOUNDARY, STACK_BOUNDARY): Use it.
+ (ADJUST_FIELD_ALIGN, DATA_ALIGNMENT, LOCAL_ALIGNMENT,
+ TYPE_NEEDS_IWMMXT_ALIGNMENT): Remove.
+ (LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P, FUNCTION_ARG_REGNO_P):
+ Contitionalize on ABI, not CPU.
+ (struct arm_stack_offsets): Define.
+ (struct machine_function): Add stack_offsets. Remove frame_size.
+ (FUNCTION_ARG_PARTIAL_NREGS): Don't split if previous args have been
+ pushed.
+ (FUNCTION_ARG_ADVANCE, FUNCTION_ARG_BOUNDARY): Handle general
+ doubleword alignment.
+ (THUMB_INITIAL_ELIMINATION_OFFSET,
+ ARM_INITIAL_ELIMINATION_OFFSET): Remove.
+ (INITIAL_ELIMINATION_OFFSET): Call functions directly.
+ * config/arm/arm.md (align_8): Enable for all targets.
+ * config/arm/netbsd-elf.h (TARGET_DEFAULT): Remove TARGET_ATPCS.
+ (ARM_DEFAULT_ABI): Define.
+ * doc/invoke.texi <ARM>: Document -mabi=. Update documentation for
+ -mstructure-size-boundary.
+
+2004-03-24 Nathanael Nerode <neroden@gcc.gnu.org>
+
+ * configure.ac: Check for -Wno-variadic-macros; don't use
+ -pedantic (in stage 1 or a simple 'make all') unless it's available,
+ and if it's available, use it. Also, clean up check for
+ -Wno-long-long.
+ * configure: Regenerate.
+
+2004-03-24 Richard Sandiford <rsandifo@redhat.com>
+
+ * config.gcc (mips64vr-*-elf*, mips64vrel-*-elf*): Remove tm_defines.
+ * config/mips/vr.h (DEFAULT_VR_ARCH): New macro, defined to vr4130.
+ (MULTILIB_DEFAULTS): Use it.
+ (MIPS_CPU_STRING_DEFAULT): Remove.
+ (MIPS_ABI_DEFAULT, MIPS_MARCH_CONTROLS_SOFT_FLOAT): Define.
+ (DRIVER_SELF_SPECS): Make -mfix-vr4122-bugs imply -march=vr4120. Make
+ EABI64 -mlong32 the default ABI. Enforce the default architecture.
+ * config/mips/t-vr (MULTILIB_OPTIONS): Add mfix-vr4122-bugs,
+ march=vr4130, march=vr4300, march=vr5000 and march=vr5500.
+ (MULTILIB_MATCHES): Use -mfix-vr4122-bugs multilibs for -march=vr4120.
+ (MULTILIB_EXCEPTIONS): Change choice of multilibs. Update comments
+ accordingly.
+
+2004-03-24 DJ Delorie <dj@redhat.com>
+ Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.h (MASK_FIX_VR4122, TARGET_FIX_VR4122): New macros.
+ (TARGET_SWITCHES): Add -mfix-vr4122-bugs and -mno-fix-vr4122-bugs.
+ (ASM_SPEC): Pass down -mfix-vr4122-bugs.
+ * config/mips/mips.c (mips_avoid_hazards): Don't emit whole functions
+ in .set noreorder and .set nomacro if TARGET_FIX_VR4122.
+ (mips_init_libfuncs): Use special functions for divsi3 and modsi3
+ if TARGET_FIX_VR4122.
+ * config/mips/mips.md (define_attr length): Account for nops inserted
+ after macc and dmult when using -mfix-vr4122-bugs.
+ (umuldi3_highpart, divmodsi4, divmoddi4): Disable if TARGET_FIX_VR4122.
+ * config/mips/t-vr (LIB2FUNCS_STATIC_EXTRA): Define instead of
+ LIB2FUNCS_EXTRA. Add config/mips/vr4122-div.S.
+ * config/mips/vr4122-div.S: New file.
+ * doc/invoke.texi: Document -mfix-vr4122-bugs.
+
+2004-03-24 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.h (PROCESSOR_R4130): New processor_type.
+ (TARGET_MIPS4130): New macro.
+ (ISA_HAS_MACC): Return true if TARGET_MIPS4130 && !TARGET_MIPS16.
+ * config/mips/mips.c (mips_cpu_info_table): Add a vr4130 entry.
+ (override_options): Extend MIPS_MARCH_CONTROLS_SOFT_FLOAT to deal
+ with PROCESSOR_R4130.
+ * config/mips/mips.md (define_attr cpu): Add r4130.
+ * doc/invoke.texi: Document vr4130 as a supported MIPS architecture.
+
+2004-03-24 Maciej W. Rozycki <macro@ds2.pg.gda.pl>
+ Richard Sandiford <rsandifo@redhat.com>
+
+ * doc/invoke.texi: Apply missed hunk from 2004-03-03 change.
+
+2004-03-24 Alexandre Oliva <aoliva@redhat.com>
+
+ PR preprocessor/14438
+ * cpplib.c (do_pragma): Remove line_change call after pragma
+ handler.
+
+2004-03-23 Ian Lance Taylor <ian@wasabisystems.com>
+
+ * doc/extend.texi (ARM Built-in Functions): Replace with correct
+ declarations.
- * configure (powerpc*-*-*): For embedded and System V
- configurations, add rs6000/t-ppccomm.
- For GNU/Linux and Solaris, use t-ppcos.
+2004-03-23 Roger Sayle <roger@eyesopen.com>
+
+ * reg-stack.c (get_true_reg): Handle FLOAT_TRUNCATE like FLOAT_EXTEND
+ if flag_unsafe_math_optimizations.
+ * config/i386/i386.md (truncdfsf2): If flag_unsafe_math_optimizations
+ and TARGET_80387 expand using truncdfsf2_noop pattern.
+ (truncxfsf2): Likewise using truncxfsf2_noop.
+ (truncxfdf2): Likewise using truncxfdf2_noop.
+ (truncdfsf2_noop, truncxfsf2_noop, truncxfdf2_noop): New patterns.
+
+2004-03-23 Ziemowit Laski <zlaski@apple.com>
+
+ * hooks.c (hook_constcharptr_tree_null): New hook.
+ * hooks.h (hook_constcharptr_tree_null): New prototype.
+ * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): New target hook.
+ * target.h (mangle_fundamental_type): New target hook.
+ * config/rs6000/rs6000.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Point
+ target hook at rs6000_mangle_fundamental_type.
+ (rs6000_mangle_fundamental_type): New function.
+ * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Document.
+
+2004-03-23 Zack Weinberg <zack@codesourcery.com>
+
+ PR 12267, 12391, 12560, 13129, 14114, 14133
+ * c-tree.h: Forward declare struct c_binding. Declare
+ c_override_bindings_to_false. Update prototypes.
+ (struct lang_identifier): Update comments. Change fields to be
+ struct c_binding *.
+ (IDENTIFIER_SYMBOL_VALUE, IDENTIFIER_TAG_VALUE)
+ (IDENTIFIER_LABEL_VALUE, C_DECL_INVISIBLE)
+ (KEEP_NO, KEEP_YES, KEEP_MAYBE): Delete.
+ (C_DECL_IN_EXTERNAL_SCOPE, C_DECL_DECLARED_BUILTIN): New.
+ * c-common.h: Update prototypes.
+ * c-decl.c (struct c_scope): Update commentary. Remove names,
+ names_last, parms, parms_last, tags, and shadowed fields. Add
+ bindings and depth fields.
+ (scope_freelist): Move to more appropriate location.
+ (c_print_identifier): Update for changes to struct lang_identifier.
+ (objc_mark_locals_volatile): Update for new bindings structures.
+ (global_bindings_p): Honor c_override_global_bindings_to_false.
+ (pushlevel): Rename to push_scope; take no arguments; use the
+ scope_freelist; initialize scope->depth and check for overflow.
+ (poplevel): Rename to pop_scope; totally rewritten for new bindings
+ structures.
+ (diagnose_mismatched_decls): Use C_DECL_DECLARED_BUILTIN, not
+ C_DECL_INVISIBLE, for certain decisions. Adjust some diagnostics.
+ Improve some commentary. Adjust handling of forward parm decls.
+ (merge_decls): Set C_DECL_DECLARED_BUILTIN when appropriate.
+ Preserve C_DECL_IN_EXTERNAL_SCOPE.
+ (warn_if_shadowing): Correct indentation. Improve diagnostics.
+ (pushdecl): Remove unnecessary assertion. Short-circuit anonymous
+ decls. Rewrite for new bindings structures. Improve commentary.
+ Eliminate the copy_node call.
+ (implicit_decl_warning): Use the "diag" idiom (as seen in
+ locate_old_decl) to reduce code duplication; call locate_old_decl
+ if appropriate. Relocate to remove need for forward declaration.
+ (implicitly_declare): Adjust for new bindings structures. Kludge
+ around Objective-C not-really-builtin functions.
+ (undeclared_variable): Improve diagnostics. If current_function_decl
+ is nonnull but current_function_scope is null, use current_scope.
+ Use bind.
+ (lookup_tag): Adjust for new bindings structures. Kludge around
+ Objective-C's tag declarations that wind up in the external scope.
+ (lookup_name): Adjust for new bindings structures. Kludge around
+ c-common.c's pseudo-typedefs that wind up in the external scope.
+ (lookup_name_current_level): Rename lookup_name_in_scope; take a
+ second argument indicating the scope to examine; rewrite for
+ new bindings structures.
+ (c_init_decl_processing): Adjust for renamed functions. Do not
+ initialize current_file_decl, first_builtin_decl, last_builtin_decl.
+ First scope pushed is the external scope, not the global scope.
+ (builtin_function): Use bind, not pushdecl. Adjust other bits
+ for new data structures. Keep track of builtins that should be
+ made visible automatically.
+ (start_decl): Adjust diagnostics. Remove unnecessary call to
+ expand_decl.
+ (grokparms): Return 0 if arg_types is error_mark_node.
+ (get_parm_info): Rename "void_at_end" argument to "ellipsis", with
+ reversed sense. Rewrite for new bindings structures. Do not
+ leave any decls in the scope, to prevent pop_scope from doing
+ contradictory things with them.
+ (finish_struct, finish_enum): Remove redundant diagnostics.
+ (build_enumerator): Don't cascade diagnostics for error_mark_node.
+ Mark location where -pedantic changes the meaning of the program.
+ (store_parm_decls_newstyle, store_parm_decls_oldstyle): Load the
+ parameter decls into the function's scope structure using bind.
+ Warn here about function definitions in the wrong style.
+ Adjust diagnostics.
+ (store_parm_decls): Correct the determination of whether a
+ function was defined with a prototype.
+ (c_write_global_declarations): Operate on all file decls and on
+ the external scope. Split body of the loop to...
+ (c_write_global_declarations_1): ... this new function, to avoid
+ code duplication.
+ (truly_local_externals, first_builtin_decl, last_builtin_decl)
+ (make_scope, pop_scope, in_parm_level_p, set_block)
+ (any_external_decl, record_external_decl, bind_label, getdecls)
+ (link_hash_hash, link_hash_eq, merge_translation_unit_decls)
+ (c_reset_state): Delete.
+ (visible_builtins, c_override_global_bindings_to_false)
+ (c_binding, I_SYMBOL_BINDING, I_SYMBOL_DECL, I_TAG_BINDING)
+ (I_TAG_DECL, I_LABEL_BINDING, I_LABEL_DECL, file_scope)
+ (external_scope, binding_freelist, bind, free_binding_and_advance)
+ (push_file_scope, pop_file_scope): New.
+ (pushtag, pushdecl_top_level, lookup_label, declare_label)
+ (define_label, c_make_fname_decl, finish_decl)
+ (mark_forward_parm_decls, build_compound_literal)
+ (grokdeclarator, start_function, check_for_loop_decls)
+ (identifier_global_value, record_builtin_type): Minor adjustments
+ for new bindings structures. Improve diagnostics and commentary.
+ * c-objc-common.c (start_cdtor, finish_cdtor): Adjust calls to
+ pushlevel/poplevel respectively.
+ (c_objc_common_finish_file): Don't call merge_translation_unit_decls.
+ * c-opts.c (c_common_parse_file): Remove spurious ATTRIBUTE_UNUSED.
+ Warn about YYDEBUG not being defined only if -dy. Remove no-longer-
+ correct loop over multiple translation units; call fatal_error if
+ requested to compile more than one file at once. (This disables
+ IMA temporarily - an up-front error being preferable to a crash.)
+ * c-parse.in (pushlevel, poplevel rules): Rename push_scope, pop_scope.
+ (all actions): Adjust calls to pushlevel/poplevel.
+ (parsing_iso_function_signature): Delete.
+ (extdef_1): Fold into extdef.
+ (old_style_parm_decls_1): Fold into old_style_parm_decls. Don't
+ warn here about function definitions in the wrong style.
+ (after_tyle_declarator, parm_declarator_starttypename)
+ (parm_declarator_nostarttypename, notype_declarator): Remove
+ commented-out productions.
+ (parmlist_1, parmlist_2): Use make_node, not tree_cons, to create
+ an empty TREE_LIST node. Adjust calls to get_parm_info.
+ (parmlist_2 : ELLIPSIS): Tag the arg-info block with error_mark_node
+ to suppress -Wold-style-definition after this error.
+ (c_parse_file): Don't clear the binding stack or call
+ finish_fname_decls here. Correct comment.
+ * c-typeck.c (same_translation_unit_p): Export.
+ (common_type): Use c_override_global_bindings_to_false, not
+ pushlevel/poplevel/declare_parm_level.
+ * c-lang.c: Override LANG_HOOKS_CLEAR_BINDING_STACK,
+ LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK,
+ and LANG_HOOKS_GETDECLS with do-nothing stubs.
+ * objc/objc-lang.c: Likewise.
+ * objc/objc-act.c: Adjust all calls to pushlevel, poplevel,
+ get_parm_info.
+ (OBJC_VOID_AT_END): Delete; replace all uses
+ with void_list_node.
+ (generate_forward_declaration_to_string_table): Delete.
+ * objc/objc-act.h (OCTI_STRG_DECL, UOBJC_STRINGS_decl): Delete.
+
+ * coverage.c (create_coverage): Don't pushdecl anything.
+ * langhooks.c (lhd_clear_binding_stack): Call
+ lang_hooks.decls.poplevel, not poplevel.
+ * tree.c (list_length): If ENABLE_TREE_CHECKING, abort on a
+ circular list rather than going into an infinite loop.
+
+2004-03-23 Olivier Hainque <hainque@act-europe.fr>
+
+ * optabs.c (expand_binop): When synthesizing double word rotates
+ from single word shifts, use a new register target if the provided
+ target is not a REG already.
+
+2004-03-23 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * alias.c (get_alias_set): Add support for TYPE_REF_CAN_ALIAS_ALL.
+ * c-common.c (handle_mode_attribute): Add extra arg to
+ build_pointer_type_for_mode and build_reference_type_for_mode.
+ * c-typeck.c (build_c_cast): Only look at TREE_CONSTANT_OVERFLOW
+ for INTEGER_CST.
+ * tree.c (build_pointer_type_for_mode): Add arg CAN_ALIAS_ALL.
+ Chain pointers via TYPE_NEXT_PTR_TO.
+ (build_reference_type_for_mode): Similarly.
+ (build_type_no_quals): Add extra arg to build_pointer_type_for_mode
+ and build_reference_type_for_mode.
+ (tree_check4_failed): New function.
+ * tree.h (TREE_CHECK4, PTR_OR_REF_CHECK): New macros.
+ (TYPE_REF_CAN_ALIAS_ALL, TYPE_NEXT_PTR_TO, TYPE_NEXT_REF_TO): Likewise.
+ (TREE_NO_UNSUED_WARNING, TREE_VIA_VIRTUAL, TREE_CONSTANT_OVERFLOW):
+ Add check.
+
+2004-03-23 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (tree_expr_nonnegative_p): A&B is nonnegative when
+ A is nonnegative or B is nonnegative. Similarly A|B is nonnegative
+ when both A and B are nonnegative.
+ (tree_expr_nonzero_p): A|B is nonzero when A is nonzero or B is
+ nonzero.
+
+2004-03-23 Kazu Hirata <kazu@cs.umass.edu>
+
+ * fold-const.c (fold): Remove cases for INTEGER_CST, REAL_CST,
+ VECTOR_CST, STRING_CST, COMPLEX_CST, and CONSTRUCTOR.
+
+2004-03-23 Kazu Hirata <kazu@cs.umass.edu>
+
+ PR optimization/14669
+ * fold-const.c (fold): Only unwiden integer comparisons for equality
+ and inequality operators, or when the signedness doesn't change.
+
+2004-03-23 Jakub Jelinek <jakub@redhat.com>
+
+ * config.gcc (sparc-*-linux*): Add sparc/t-linux to tmake_file.
+ * config/sparc/t-linux64 (TARGET_LIBGCC2_CFLAGS): Set.
+ * config/sparc/t-linux: New file.
+
+2004-03-23 Richard Sandiford <rsandifo@redhat.com>
+
+ * gcse.c (can_assign_to_reg_p): New function, split out from...
+ (want_to_gcse_p): ...here.
+ (compute_ld_motion_mems): Use can_assign_to_reg_p to validate
+ the rhs of a store.
+
+2004-03-22 Diego Novillo <dnovillo@redhat.com>
+
+ * c-typeck.c (same_translation_unit_p): Fix pasto.
+
+2004-03-22 David Edelsohn <edelsohn@gnu.org>
+
+ * params.def (PARAM_MAX_SCHED_REGION_BLOCKS): New.
+ (PARAM_MAX_SCHED_REGION_INSNS): New.
+ * sched-rgn.c: Include params.h
+ (MAX_RGN_BLOCKS): Delete.
+ (MAX_RGN_INSNS): Delete.
+ (too_large): Return bool. Convert to PARAM_VALUE.
+ * Makefile.in (sched-rgn.o): Depend on $(PARAMS_H).
+ * doc/invoke.texi (param): Document max-sched-region-blocks and
+ max-sched-region-insns.
+
+2004-03-22 Joel Brobecker <brobecker@gnat.com>
+
+ * dwarf2out.c (is_subrange_type): Do not emit a subrange_type DIE
+ for base types.
+
+2004-03-22 Joel Brobecker <brobecker@gnat.com>
+
+ * dwarf2out.c (is_subrange_type): Minor code rework. No behavior
+ change.
- * ginclude/ppc-asm.h (cr*, f*): Add new macros for register names.
+2004-03-22 Jakub Jelinek <jakub@redhat.com>
- * rs6000/sol-c0.c (_start): Fix uninitialized data bug.
+ PR c/14069
+ * c-decl.c (finish_struct): Change type of incorrect flexible array
+ field into error_mark_node.
- * rs6000.md (init_v4_pic): Add @local to call.
- (icbi,dcbst,sync,isync): Delete PowerPC cache control insns.
+2004-03-22 Andrew Pinski <pinskia@physics.uc.edu>
- * rs6000/sysv4.h (ASM_SPEC): On explicit -mcall-solaris, pass
- -msolaris to the assembler.
+ PR target/14580
+ * config/rs6000/rs6000.c (symbol_ref_operand): Reject symbols
+ who are not local for Darwin PIC.
- * rs6000.c (rs6000_sync_trampoline): Delete.
- (rs6000_trampoline_template): Aix & System V don't need template now.
- (rs6000_initialize_trampoline): For System V, call the function
- __trampoline_setup to set up the trampoline.
+2004-03-22 Ulrich Weigand <uweigand@de.ibm.com>
- * rs6000.h (TRAMPOLINE_TEMPLATE): Delete here.
- * rs6000/win-nt.h (TRAMPOLINE_TEMPLATE): Add it here.
+ * regrename.c (regrename_optimize): Set regs_ever_live for all
+ registers introduced as replacement.
- * rs6000/tramp.asm: New file, setup trampolines properly on System
- V systems, properly flushing the caches.
+2004-03-22 Eric Botcazou <ebotcazou@libertysurf.fr>
-Thu Dec 12 10:53:10 1996 Jeffrey A Law (law@cygnus.com)
+ PR middle-end/14470
+ * expr.c (mark_queue): New function.
+ (emit_insns_enqueued_after_mark): New function replacing
+ emit_queue. Clear the body of emitted queued insns.
+ (emit_queue): Call emit_insns_enqueued_after_mark.
+ (store_expr): Mark the increment queue on entry. Emit
+ only the incrementations queued when expanding the source.
- * reorg.c (fill_slots_from_thread): Don't call eligible_for_delay
- with an insn with asm operands.
+2004-03-22 Nathanael Nerode <neroden@gcc.gnu.org>
- * expmed.c (emit_store_flag_force): Fix typos/thinkos.
+ * configure.ac: Allow --disable-coverage-flags (for the future benefit
+ of top level bootstrap, and consistency). Reindent.
+ * configure: Regenerate.
-Thu Dec 12 08:09:20 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
+2004-03-21 Kazu Hirata <kazu@cs.umass.edu>
- * i386.c (i386_return_pops_args): Libcalls ignore TARGET_RTD.
+ * bt-load.c, builtins.c, cfghooks.c, cfgrtl.c, gcse.c,
+ ggc-page.c, integrate.c, var-tracking.c, web.c: Remove
+ unnecessary casts.
-Thu Dec 12 07:56:03 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+2004-03-22 Danny Smith <dannysmith@users.sourceforge.net>
- * tree.h (maybe_get_identifier): New declaration.
+ PR target/14291
+ * gcov-io.h (gcov_truncate): Define ftruncate as _chsize for
+ __MINGW32__.
- * calls.c (emit_library_call): Don't pass VOIDmode to type_for_mode.
+2004-03-21 Ulrich Weigand <uweigand@de.ibm.com>
- * va-alpha.h: Add definitions for VMS; they differ from Unix.
+ * config/s390/s390.md ("*doloop_si"): Change predicate for operand 2
+ to nonimmediate_operand.
+ ("*doloop_di"): Likewise.
- * Makefile.in (stamp-objlist): Handle first character of object
- file being a digit.
+2004-03-21 Alexandre Oliva <aoliva@redhat.com>
- * 1750a.h (function_arg, {movcnt,mod}_regno_adjust): Add decls.
- (branch_or_jump): Likewise.
- (FUNCTION_ARG): Remove cast of function_arg result to rtx.
- * 1750a.md: Remove unneeded casts to char *.
+ * real.h (struct real_value): Use the same type for all
+ bitfields. Rename exp to uexp.
+ (REAL_EXP, SET_REAL_EXP): New accessor macros for uexp.
+ Adjust all uses of exp...
+ * builtins.c: ... here, ...
+ * emit-rtl.c: ... here, and ...
+ * real.c: ... and here.
-Thu Dec 12 05:55:27 1996 Richard Earnshaw (rearnsha@armltd.co.uk)
+2004-03-21 Gabriel Dos Reis <gdr@integrable-solutions.net>
- * arm.c (arm_gen_constant, case [IX]OR): Don't invert constant if
- loading into temporary.
+ * pretty-print.c (pp_base_maybe_space): New function.
+ * pretty-print.h (pp_base_maybe_space): Declare.
+ (pp_maybe_space): New macro.
-Wed Dec 11 18:57:21 1996 Brendan Kehoe <brendan@lisa.cygnus.com>
+2004-03-21 Ulrich Weigand <uweigand@de.ibm.com>
- * toplev.c (rest_of_compilation): Make sure unwinder RTL is saved.
+ * config/s390/s390.md ("addti3", "subti3"): New insns and splitters.
- * collect2.c (write_c_file): Wrap the ctor/dtor lists and fns
- with `extern "C" { ... }'.
+2004-03-21 Ulrich Weigand <uweigand@de.ibm.com>
-Wed Dec 11 17:46:48 1996 John F. Carr <jfc@mit.edu>
+ * expmed.c (choose_mult_variant): Pass MULT_COST as argument instead
+ of using register multiplication cost.
+ (expand_mult): Adapt choose_mult_variant call.
+ (expand_mult_highpart): Call choose_mult_variant with WIDER_MODE
+ of MODE; pass appropriate cost bound. Adjust result when
+ performing signed multiplication by a negative constant.
+ Don't use intermediate modes larger than word_mode.
- * tree.h (tree_decl): Reorder field declarations to reduce size
- on 64 bit machines.
+2004-03-21 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
- * combine.c (try_combine): When splitting an insn, check for the
- new I2 setting a SUBREG.
+ * alias.c (get_alias_set): Remove handling of PLACEHOLDER_EXPR.
+ * emit-rtl.c (component_ref_for_mem_expr): Likewise.
+ (set_mem_attributes_minus_bitpos): Call SUBSTITUTE_PLACEHOLDER_IN_EXPR.
+ * explow.c (expr_size): Likewise.
+ * expr.h (placeholder_list, find_placeholder): Deleted.
+ * expr.c (store_constructor): Likewise.
+ (get_inner_reference): Likewise. Also don't call find_placeholder.
+ (placeholder_list, find_placeholder): Deleted.
+ (is_aligning_offset): Don't handle WITH_RECORD_EXPR, PLACEHOLDER_EXPR.
+ (expand_expr_real, cases PLACEHOLDER_EXPR, WITH_RECORD_EXPR): Likewise.
+ (highest_pow2_factor, case WITH_RECORD_EXPR): Remove.
+ * dojump.c (do_jump, case WITH_RECORD_EXPR): Likewise.
+ * dwarf2out.c (loc_descriptor_from_tree, case WITH_RECORD_EXPR):
+ Likewise.
+ * fold-const.c (invert_truthvalue, case WITH_RECORD_EXPR): Likewise.
+ (extract_muldiv, case WITH_RECORD_EXPR): Likewise.
+ * tree.c (expr_align, case WITH_RECORD_EXPR): Likewise.
+ (contains_placeholder_p): Don't handle WITH_RECORD_EXPR.
+ Clean up by using first_rtl_op.
+ (substitute_in_expr): Use SUBSTITUTE_IN_EXPR for recursive call.
+ (substitute_placeholder_in_expr): New function.
+ * tree.def (WITH_RECORD_EXPR): Deleted.
+ * tree.h (SUBSTITUTE_IN_EXPR, SUBSTITUTE_PLACEHOLDER_IN_EXPR): New.
+ (substitute_placeholder_in_expr): New.
-Wed Dec 11 17:00:47 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+2004-03-21 Andrew Pinski <pinskia@gcc.gnu.org>
- * alpha.c (print_operand): Use HOST_WIDE_INT_PRINT_DEC instead of
- using "%ld".
- (output_prolog): Don't print useless comment for VMS.
+ * dojump.c (prefer_and_bit_test): Fix which part of
+ the and_test is replaced.
- * alpha.c (output_prolog): SIZE is now HOST_WIDE_INT.
- * alpha.md (mov[hq]i unnamed): Split up for TARGET_BYTE_OPS and not.
+2004-03-21 Joseph S. Myers <jsm@polyomino.org.uk>
- * function.c (fixup_var_refs_1, case ZERO_EXTRACT): Don't call
- fixup_memory_subreg if no longer SUBREG of MEM.
+ * frontends.texi: Add missing line.
-Wed Dec 11 14:10:48 1996 Jeffrey A Law (law@cygnus.com)
+2004-03-21 Zack Weinberg <zack@codesourcery.com>
+ Chris Devers <cdevers@pobox.com>
+ Joseph S. Myers <jsm@polyomino.org.uk>
- * mn10300.c: New file for Matsushita MN10300 port.
- * mn10300.h, mn10300.md, t-mn10300, xm-mn10300.h: Likewise.
- * config.sub: Recognize mn10300 as a basic machine type.
- * configure: Similarly.
- * ginclude/stdarg.h: mn10300 is little endian.
- * ginclude/varargs.h: Likewise.
+ * doc/frontends.texi: Rewrite.
+ * doc/gcc.texi: Update last modification date.
-Wed Dec 11 09:09:10 1996 Nagai Takayuki <nagai@ics.es.osaka-u.ac.jp>
+2004-03-21 Josef Zlomek <zlomekj@suse.cz>
- * libgcc2.c (cacheflush): Add SONY NEWS-OS 4.2 version.
+ * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Print the debug
+ message before redirecting the edge.
-Wed Dec 11 09:01:39 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
+2004-03-20 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
- * calls.c (emit_library_call, emit_library_call_value):
- Don't pass an identifier node as function type for
- library functions, but rather build a function type that
- has a return type with the correct mode.
- * i386.c (i386_return_pops_args): Don't test for IDENTIFIER_NODE.
- * i386/isc.h (obsolete RETURN_POPS_ARGS): Test first argument
- for IDENTIFIER_NODE.
- * i386/next.h (RETURN_POPS_ARGS): Likewise.
- * i386/sco.h (RETURN_POPS_ARGS): Likewise.
- * i386/sco5.h (RETURN_POPS_ARGS): Likewise.
- * i386/scodbx.h (RETURN_POPS_ARGS): Likewise.
- * m68k.h (RETURN_POPS_ARGS): Likewise.
- * ns32k.h (RETURN_POPS_ARGS): Likewise.
- * pyr.h (RETURN_POPS_ARGS): Likewise.
- * gmicro.h (RETURN_POPS_ARGS): Likewise; fix typo.
+ * emit-rtl.c (set_mem_attributes_minus_bitpos): Set MEM_POINTER
+ flag.
+ * explow.c (force_not_mem): Set REG_POINTER flag according to
+ MEM_POINTER one.
+ * rtl.h (MEM_POINTER): New macro.
+ (struct rtx_def): Use integrated for MEM_SCALAR_P and frame_related
+ for MEM_POINTER.
-Tue Dec 10 17:36:47 1996 J.T. Conklin <jtc@rhino.cygnus.com>
+2004-03-20 Roger Sayle <roger@eyesopen.com>
- * Add optimizations from John Vickers (john@rhizik.demon.co.uk)
- * m68k.h (TARGET_CPU32): New macro.
- * m68k.md (add[hs]i3): Only use two addq.w or subq.w instructions
- when adding or subtracting constants 8 < N < 16 on TARGET_CPU32.
- Use lea instead of add.w when adding 16 bit constants to address
- registers on all but TARGET_68040.
- * m68k.c (output_function_{pro,epi}logue): Use lea instead of add.w
- when adjusting stack pointer on all but TARGET_68040.
-
-Tue Dec 10 15:55:23 1996 Ian Lance Taylor <ian@cygnus.com>
+ PR target/13889
+ * cse.c (fold_rtx): Avoid substituting constants into unary
+ conversion operations.
- * optabs.c (emit_unop_insn): Treat ZERO_EXTEND like SIGN_EXTEND.
+2004-03-20 Kazu Hirata <kazu@cs.umass.edu>
-Tue Dec 10 13:47:24 1996 Joern Rennecke <amylaar@cygnus.co.uk>
+ * fold-const.c (fold): Replace "expr" with "t".
- * combine.c (combinable_i3pat): Bring back to sync with can_combine_p.
+2004-03-20 Ian Lance Taylor <ian@wasabisystems.com>
- * sh.h (ADJUST_INSN_LENGTH): Don't break from loop when LOOP_BEG found.
- Calculate padding in new variable pad.
+ PR c/12373
+ * c-typeck.c (tagged_types_tu_compatible_p): Don't use
+ DECL_ORIGINAL_TYPE if there isn't one.
-Mon Dec 9 18:00:38 1996 Jason Merrill <jason@yorick.cygnus.com>
+2004-03-20 Kazu Hirata <kazu@cs.umass.edu>
- * dwarf2out.c (output_uleb128): Output value in human-readable comment.
- (output_sleb128): Likewise.
- (various): Adjust.
- (output_call_frame_info): Only output info if it's interesting.
- (add_src_coords_attributes): New fn.
- (add_name_and_src_coords_attributes): Split out from here.
- (gen_enumeration_type_die): Add src coordinates.
- (gen_struct_or_union_type_die): Likewise.
- (dwarf2out_finish): Call output_call_frame_info for all targets.
+ * fold-const.c (fold): Replace "final_type" with "type".
+ Remove variable "final_type".
-Thu Dec 5 11:25:30 1996 Jason Merrill <jason@yorick.cygnus.com>
+2004-03-20 Kazu Hirata <kazu@cs.umass.edu>
- * dwarf2out.c (add_pure_or_virtual_attribute): Only add
- AT_containing_type if -g2 or higher.
+ * fold-const.c (fold): Constify "type".
+ Replace "TREE_TYPE (t)" with "type".
- * dwarf2out.c (gen_struct_or_union_type_die): Make sure that
- the type for AT_containing_type has been generated.
- (gen_decl_die): Likewise.
+2004-03-20 Kazu Hirata <kazu@cs.umass.edu>
- * dwarf2out.c (type_tag): Check DECL_IGNORED_P.
- (add_pure_or_virtual_attribute): Check DECL_VINDEX instead.
- (scope_die_for): Likewise.
- * dwarfout.c (type_tag): Likewise.
-
-Wed Dec 4 22:51:38 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * dwarf2out.c (decode_cfi_rtl): Support getting a CONST_INT.
- (dwarf2out_begin_function): Adjust.
- (reg_save): Divide offset by the alignment.
- (output_cfi): Support having more than one advance_loc.
- (output_call_frame_info): Re-initialize current_label.
- (dwarf2out_begin_prologue): Initialize current_label to NULL.
- (lookup_cfa, lookup_cfa_1): New fns.
- (dwarf2out_def_cfa): Call lookup_cfa.
- (dwarf2out_finish): Don't generate CIE CFIs.
- (dwarf2out_init): Generate them here.
- (DWARF_FRAME_RETURN_COLUMN): Use PC_REGNUM.
-
- (add_pure_or_virtual_attribute): Note virtual context.
- (gen_formal_parameter_die): Return the die.
- (gen_formal_types_die): Set AT_artificial on `this'.
- (gen_subprogram_die): Add AT_accessibility.
- (gen_variable_die): Likewise.
- (gen_field_die): Likewise. Don't generate location attribute for
- union members.
- (gen_struct_or_union_type_die): Note where our vtable lives.
- (gen_decl_die): Handle anonymous union fields.
- (dwarf2out_decl): Always output `bool'.
-
-Mon Dec 2 03:55:15 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * final.c (final_end_function): Don't call dwarf2out_end_function.
-
- * dwarf2out.c (output_line_info): Emit special opcodes for each line
- entry, even if the line number doesn't change.
- (pend_type, output_pending_types_for_scope): New fns.
- (gen_struct_or_union_type_die): Use them to defer generating member
- dies if we're in the middle of some other context.
- (gen_type_die): Still put nested types in the right place.
- (dwarf2out_decl): Call output_pending_types_for_scope.
-
- * dwarf2out.c (dw_fde_struct): Replace end_prologue, begin_epilogue
- with current_label.
- (DWARF_CIE_INSN_SIZE, DWARF_CIE_SIZE): Remove.
- (DWARF_CIE_HEADER_SIZE): The size without the initial insns.
- (size_of_cfi): Revert.
- (decode_cfi_rtl, add_fde_cfi, dwarf2out_def_cfa, reg_save,
- dwarf2out_reg_save, dwarf2out_return_save): New fns.
- (dwarf2out_begin_function): Use them to generate CFIs.
- (dwarf2out_finish): Use them to generate E CFIs.
- Don't set next_fde_offset.
- (calc_fde_sizes): Initialize cie_size.
- (output_call_frame_info): Don't generate CIE CFIs.
- (dwarf2out_end_function): Remove.
-
- * tree.c (maybe_get_identifier): New fn.
- * varasm.c (assemble_name): Use it instead of get_identifier.
-
-Fri Nov 29 15:13:39 1996 Stan Cox <coxs@dg-rtp.dg.com>
-
- * jump.c (jump_optimize): Don't move initialization if there is a
- label between it and the jump for if (foo) bar++ to bar += (foo !=0)
-
-Wed Nov 27 16:21:14 1996 Stan Cox <coxs@dg-rtp.dg.com>
-
- * Remove change of Oct 4.
- * i386.h (outer_function_chain): Remove.
- (current_function_calls_alloca): Remove.
- (rtx_equal_function_value_matters): Remove.
- (N_REGS_USED, N_ALLOCATABLE_REGISTERS): Remove.
- * i386.md (adddi3_1, subdi3_1): Remove.
- (adddi3, subdi3): Revert.
- (movsf, movsf_mem, movsf_normal, movdf, movdf_mem, movdf_mem+1):
- Likewise.
- (movxf, movxf_mem, movxf_mem+1, addsidi3_1, addsidi3_2): Likewise.
- (adddi3_1, subsidi3, subdi3_1): Likewise.
- (addsidi3_1, addsidi3_2, subsidi3): Likewise.
- (addsidi3_1, addsidi3_2, adddi3, subsidi3): Disable the problem
- reload alternatives.
-
-Wed Nov 27 16:21:14 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * i386.md (ashldi3_non_const_int, ashrdi3_non_const_int):
- Use a hidden branch to handle shifts > 32 bit.
- (lshrdi3_non_const_int): Likewise.
- (floatdixf2): Don't use unnecessary XFmode operation.
-
-Wed Nov 27 15:23:41 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * varasm.c (assemble_variable): Don't emit DWARF.
-
- * toplev.c (rest_of_type_compilation): Don't emit DWARF.
- (main): Just let -gdwarf mean DWARF v1; remove -gdwarf-1.
-
- * dwarfout.c (decl_class_context): New fn.
- (output_global_subroutine_die): Fix declaration case.
- (output_global_variable_die): Likewise.
- (output_type): Note when we are in a class defn. If we're a nested
- type and our context hasn't been written, do that. Do early exit
- for nested types.
- (output_decl): Output the class context for fns and vars.
- Don't emit detailed parm info for a fn declaration.
- Use TYPE_DECL_IS_STUB, is_redundant_typedef.
- (type_ok_for_scope): Support emitting nested types later.
- (is_redundant_typedef): New fn.
- (TYPE_DECL_IS_STUB): New macro.
- (output_compile_unit_die): Check use_gnu_debug_info_extensions.
- (output_local_subroutine_die, output_global_subroutine_die,
- dwarfout_begin_function, dwarfout_end_function, dwarfout_line,
- generate_macinfo_entry, dwarfout_init, dwarfout_finish): Likewise.
-
- * dwarf2out.c (decl_class_context): Static.
- (lookup_type_die): Use TYPE_SYMTAB_POINTER.
- (equate_type_number_to_die): Likewise.
- (gen_subprogram_die): If we're in class context, it's a decl.
- (gen_variable_die): Likewise.
- (gen_decl_die): Output the containing type.
- (dwarf2out_init): Lose type_die_table code.
-
-Wed Nov 27 08:30:54 1996 Brendan Kehoe <brendan@lisa.cygnus.com>
-
- * Makefile.in (DRIVER_DEFINES): New macro, with the macro
- definitions for the driver.
- (gcc.o): Make rule use $(DRIVER_DEFINES).
- * gcc.c (process_command) [LANG_SPECIFIC_DRIVER]: Call
- lang_specific_driver, passing along the addr of FATAL for errors
- along with our ARGC and ARGV.
-
-Wed Nov 27 08:21:13 1996 Philippe De Muyter <phdm@info.ucl.ac.be>
-
- * m68k.md (iorsi_zexthi_ashl16): New pattern.
- (ashrsi_16): New name for old unnamed pattern.
-
- * objc/misc.c (stdlib.h): Define __USE_FIXED_PROTOTYPES__ before
- including stdlib.h.
-
-Wed Nov 27 08:17:34 1996 Joern Rennecke <amylaar@cygnus.co.uk>
-
- * i386.md (decrement_and_branch_until_zero+[3-8]): Add missing
- CC_STATUS_INIT.
- (decrement_and_branch_until_zero+[5-8]): Delete redundant assignment.
-
-Wed Nov 27 07:56:27 1996 J.T. Conklin <jtc@rhino.cygnus.com>
-
- * m68k.md ({and,ior,xor}si3_internal): Removed !TARGET_5200 from
- conditionals now that entire insn is disabled when !TARGET_5200.
-
-Wed Nov 27 07:52:32 1996 Oliver Kellogg <kellogg@space.otn.dasa.de>
-
- * 1750a.md (movhi pattern): Fixed MEM to MEM move problem.
-
-Tue Nov 26 14:50:54 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * expr.c (move_by_pieces): Abort only if length positive at end.
- * function.c (frame_offset, get_frame_size): Make HOST_WIDE_INT.
- * function.h (struct function): Make frame_offset be HOST_WIDE_INT.
- (get_frame_size): Add definition.
- * reload1.c (reload): Make starting_frame_size be HOST_WIDE_INT.
-
-Mon Nov 25 16:55:14 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * dwarf2out.c (dwarf2out_finish): Don't emit call frame info
- for non-MIPS targets.
- (is_redundant_typedef): New fn.
- (modified_type_die): Refer to typedef DIEs where appropriate.
- (gen_typedef_die): Support DECL_ORIGINAL_TYPE.
- (gen_type_die): Likewise. Use is_redundant_typedef.
- (gen_subprogram_die): Don't force a spec DIE for local class methods.
-
-Mon Nov 25 15:09:12 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * gcc.c (handle_braces): Rework last change.
-
-Mon Nov 25 13:49:51 1996 Jim Wilson <wilson@cygnus.com>
-
- * configure (build_exeext, exeext): New variables. Use sed to insert
- build_exeext value into Makefile exeext rule.
- (*-*-cygwin32): Set exeext.
- * i386/x-cygwin32 (exeext): Delete.
- * rs6000/x-cygwin32 (exeext): Delete.
+ * bb-reorder.c, bt-load.c, c-decl.c, cfgcleanup.c, coverage.c,
+ dwarf2asm.c, ifcvt.c, stor-layout.c, varasm.c: Replace calls
+ via (*targetm.foo) () with targetm.foo ().
- * dwarf.h (enum dwarf_location_atom): Add OP_MULT.
- * dwarfout.c (output_mem_loc_descriptor, case MULT): Add.
- * dwarfout2.c (mem_loc_descriptor, case MULT): Add.
+2004-03-20 Joseph S. Myers <jsm@polyomino.org.uk>
- * dwarfout.c (dwarf_fund_type_name, case FT_unsigned_int64): Fix typo.
+ PR other/14630
+ * doc/install.texi: Add info directory category and entry.
-Sun Nov 24 21:42:01 1996 J.T. Conklin <jtc@rhino.cygnus.com>
+2004-03-20 Kazu Hirata <kazu@cs.umass.edu>
- * m68k.md (andsi3): Changed into define_expand.
- (andsi3_internal): Rename from old andsi3, changed condition
- to !TARGET_5200.
- (andsi2_5200): New insn.
- (iorsi3): Change into define_expand.
- (iorsi2_internal): Rename from old iorsi3, changed condition
- to !TARGET_5200.
- (iorsi2_5200): New insn.
- (xorsi3): Change into define_expand.
- (xorsi2_internal): Rename from old xorsi3, changed condition
- to !TARGET_5200.
- (xorsi2_5200): New insn.
+ * fold-const.c (fold): Replace "t" with "tem" where it is used
+ as a temporary variable. Remove "orig_t" and all of its uses.
-Sun Nov 24 21:31:32 1996 John F. Carr <jfc@mit.edu>
+2004-03-20 Kazu Hirata <kazu@cs.umass.edu>
- * i386.h (N_ALLOCATABLE_REGISTERS): Remove extra backslash at
- end of macro definition.
+ * fold-const.c (fold): Remove variable "invert".
+ Move the handling of relational expressions that can be folded
+ to a constant ...
+ (fold_relational_const): ... here.
+ (tree_expr_nonzero_p): New.
- * cpplib.c (LOCAL_INCLUDE_DIR): Remove default definition.
- (include_defaults_array): Do not use LOCAL_INCLUDE_DIR or
- TOOL_INCLUDE_DIR if they are not defined.
- * cccp.c: Likewise.
+2004-03-20 Joseph S. Myers <jsm@polyomino.org.uk>
- * Makefile.in (cppmain.o): New rule.
+ PR c/14635
+ * builtins.def (nan, nanf, nanl, nans, nansf, nansl): Change to
+ DEF_GCC_BUILTIN.
-Sun Nov 24 19:14:50 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+2004-03-20 Richard Sandiford <rsandifo@redhat.com>
- * fold-const.c (merge_ranges): In (+,-) case, if lower bounds are
- the same the result is always false.
+ * Makefile.in (dojump.o): Depend on $(GGC_H) and dojump.h.
+ (GTFILES): Add $(srcdir)/dojump.h.
+ (gt-dojump.h): New dependency.
+ * dojump.c (and_reg, and_test, shift_test): New static variables.
+ (prefer_and_bit_test): New function.
+ (do_jump): Use it to choose between (X & (1 << C)) and (X >> C) & 1.
-Sun Nov 24 18:48:31 1996 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+2004-03-20 Kazu Hirata <kazu@cs.umass.edu>
- * c-typeck.c (build_indirect_ref): Don't give warning for
- dereferencing void * if evaluation is being skipped.
+ * c-common.c, cfgcleanup.c, cgraphunit.c, c-pretty-print.c,
+ expmed.c, ggc-common.c, jump.c, passes.c, recog.c, regmove.c,
+ reorg.c, tree.h: Fix comment typos.
- * c-decl.c (poplevel): Don't call output_inline_function if
- DECL_SAVED_INSNS is not set.
+2004-03-19 Kazu Hirata <kazu@cs.umass.edu>
- * gcc.c (give_switch): Add new arg, INCLUDE_BLANKS.
- (handle_braces): All callers changed.
- Add support for new construct: %{S*^}.
+ * alias.c, attribs.c, bt-load.c, builtins.c, c-common.c,
+ c-decl.c, c-objc-common.c, c-typeck.c, calls.c, cfglayout.c,
+ cse.c, dbxout.c, dwarf2out.c, except.c, final.c,
+ haifa-sched.c, integrate.c, passes.c, rtlanal.c, sched-rgn.c,
+ sched-vis.c, simplify-rtx.c, stor-layout.c, tree.c, varasm.c,
+ vmsdbgout.c: Replace calls via (*targetm.foo) () with
+ targetm.foo ().
-Sun Nov 24 18:44:48 1996 Paul Eggert <eggert@twinsun.com>
+2004-03-19 Ziemowit Laski <zlaski@apple.com>
- * c-parse.in (unary_expr, expr_no_commas): Increment skip_evaluation
- when analyzing an expression that is known not to be evaluated.
- (sizeof, alignof): New rules.
- * c-tree.h (skip_evaluation): New variable.
- * c-common.c (skip_evaluation): Likewise.
- (overflow_warning, unsigned_conversion_warning): Don't warn about
- potential runtime errors when skipping evaluation.
- * c-typeck.c (build_binary_op): Likewise.
- (build_conditional_expr): op1 now always nonnull.
+ * config/rs6000/altivec.h (vec_dst, vec_dstst, vec_dststt,
+ vec_dstt, vec_sld, vec_splat): Add prototypes, marked with
+ always_inline attribute.
+ * config/rs6000/rs6000.c (altivec_expand_dst_builtin):
+ Treat expansion as completed even if literal argument is
+ invalid (so that other expansions are not tried in vain).
-Sun Nov 24 17:06:58 1996 Bernd Schmidt (crux@Pool.Informatik.RWTH-Aachen.DE)
+2004-03-19 Kazu Hirata <kazu@cs.umass.edu>
- * toplev.c (rest_of_compilation): Call regscan before each
- jump threading pass.
+ * loop-doloop.c (add_test): Replace GEN_INT (0) with
+ const0_rtx.
-Sun Nov 24 16:37:18 1996 Dave Love <d.love@dl.ac.uk>
+2004-03-19 Kazu Hirata <kazu@cs.umass.edu>
- * configure (objc_thread_file): Set conditionally in each case so
- may be overidden with `--enable-objcthreads=posix'.
- Change GNU/Linux default to `single'.
+ * fold-const.c (fold) <ABS_EXPR>: Move the handling of constants
+ ...
+ (fold_abs_const): ... here.
-Fri Nov 22 17:53:15 1996 Jason Merrill <jason@yorick.cygnus.com>
+2004-03-19 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
- * varasm.c (assemble_variable): Output DWARF in the third case, too.
+ * tree.h (TYPE_ARRAY_MAX_SIZE): Use type.maxval directly.
- * dwarf2out.c (decls_for_scope): Only add DIEs with no parents to
- our scope.
- (gen_subroutine_type_die): Parm types go under the fn type DIE.
+2004-03-19 Denis Chertykov <denisc@overta.ru>
- * Makefile.in ($(T)crt{begin,end}.o): Move CRTSTUFF_T_CFLAGS after
- general flags.
+ PR target/11520
+ * config/avr/avr.md ("call_insn"): Handle explicit integer
+ specially.
+ (call_value_insn): Likewise.
- * mips/t-iris6 (CRTSTUFF_T_CFLAGS): Define.
- * mips.c (compute_frame_size): Fix fp_save_offset.
+2004-03-19 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
- * dwarf2out.c (new_die): If we get a NULL parent, inc limbo_die_count.
- (decls_for_scope): Decrement limbo_die_count as appropriate.
- (dwarf2out_finish): Check for good limbo_die_count.
- (size_of_cfi): If regno too big for DW_CFA_offset, use offset_extended
- instead.
- (output_call_frame_info): Add disabled code for specifying ABI.
- (dwarf2out_begin_function): Note all saved regs.
+ * tree.c (substitute_in_expr): Rewrite to simplify and be more generic.
- * dwarf2out.c (gen_subprogram_die): Have a DIE for each fn at
- toplevel.
- (scope_die_for): Only use the NULL for fns and tags.
+2004-03-19 Kazu Hirata <kazu@cs.umass.edu>
-Tue Nov 21 15:53:51 1996 Joern Rennecke <amylaar@cygnus.co.uk>
+ * fold-const.c (negate_expr): Move the handling of constants
+ ...
+ (fold_negate_const): ... here.
- * sh.c (output_stack_adjust): New argument TEMP. Changed all callers.
- If the adjust cannot be done with one, but can be done with two
- CONST_OK_FOR_I constants, do it that way.
+2004-03-19 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-Thu Nov 21 14:25:55 1996 Ian Lance Taylor <ian@cygnus.com>
+ * langhooks-def.h (LANG_HOOKS_HASH_TYPES): New macro and hook.
+ * langhooks.h (struct lang_hooks_for_types): New field hash_types.
+ * tree.c (debug_no_type_hash): Deleted.
+ (type_hash_canon): Abort if passed a variant.
+ Check lang_hooks.types.hash_types.
+ (build_type_no_quals): Copy mode of POINTER_TYPE and REFERENCE_TYPE.
+ (build_array_type): Remove unnecessary allocation of pointer type.
+ (build_complex_type): Properly qualify resulting type.
- * fixincludes: Include <stdio.h> in <assert.h> even if not C++ if
- stderr needs to be defined.
+2004-03-19 Paolo Bonzini <bonzini@gnu.org>
-Wed Nov 20 15:38:13 1996 Jason Merrill <jason@yorick.cygnus.com>
+ * config/rs6000/rs6000.c (rs6000_init_builtins): Fix typo.
- * toplev.c (rest_of_type_compilation): Do output function-scope tags
- for DWARF 2.
- * c-decl.c (pushtag): Set TYPE_CONTEXT on the tag.
- * toplev.c, varasm.c: s/dwarf2out_file_scope_decl/dwarf2out_decl/g.
- * dwarf2out.c (add_prototyped_attribute): Use a value of 1.
- (gen_subprogram_die): Support AT_static_link.
- (dwarf2out_decl): Rename from dwarf2out_file_scope_decl.
- Give nested fns and tags a die_parent of NULL.
- (decls_for_scope): Fix the die_parent for nested fns and tags.
- (scope_die_for): If we get a context of NULL, just return it.
+2004-03-19 Richard Sandiford <rsandifo@redhat.com>
-Tue Nov 19 18:21:11 1996 Jason Merrill <jason@yorick.cygnus.com>
+ * expmed.c (choose_mult_variant, expand_mult_const): New, split from...
+ (expand_mult): ...here.
+ (extract_high_half): New, split out from expand_mult_highpart.
+ (expand_highpart_optab): Likewise. Don't clobber target prematurely.
+ (expand_highpart): Evaluate the cost of a shift/add sequence,
+ then see if any of the specialized optabs are cheaper.
- * dwarf2out.c (gen_subprogram_die): Support block extern decls.
- (gen_variable_die): Likewise.
- (gen_decl_die): Emit block extern function decls.
+2004-03-18 Ian Lance Taylor <ian@wasabisystems.com>
- * c-decl.c (implicitly_declare): Set DECL_ARTIFICIAL.
+ * mklibgcc.in: Remove obsolete MAYBE_USE_COLLECT2.
-Tue Nov 19 16:50:32 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+2004-03-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
- * configure (powerpc*-{sysv,elf,eabi{,aix,sim}}): Set
- extra_headers to ppc-asm.h.
- (powerpc*-{linux,solaris,rtems,vxworks}): Likewise.
- (powerpc*-{winnt,pe,cygwin32}): Likewise.
+ * convert.c (convert_to_real): Add more math builtins.
- * rs6000/t-{ppc,ppcgas,solaris,winnt} (EXTRA_HEADERS): Don't set here.
+2004-03-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-Mon Nov 18 14:51:46 1996 Jason Merrill <jason@yorick.cygnus.com>
+ * convert.c (convert_to_real): Reformat using switch stmt.
- * dwarf2out.c (DWARF_CIE_INSN_SIZE): New macro.
- (DWARF_CIE_HEADER_SIZE): Use it.
- (DWARF_FRAME_RETURN_COLUMN, DWARF_FRAME_REGNUM): New macros.
- (output_call_frame_info, dwarf2out_begin_function): Use them.
- For the MIPS, output the first CFA insn in the CIE.
- * dwarf2.h (enum dwarf_call_reg_usage): Lose.
- (dwarf_macinfo_record_type): Fix spelling.
- * mips/mips.h (DWARF_FRAME_REGNUM, DWARF_FRAME_RETURN_COLUMN): Define.
+2004-03-18 Mark Mitchell <mark@codesourcery.com>
- * dwarf2out.c (base_type_die): Just generate the DIEs as needed,
- rather than building up some table.
- (init_base_type_table): Lose.
- (add_subscript_info): Use add_type_attribute. Don't give an upper
- bound for an array of unknown size.
- (gen_unspecified_parameters_die): Remove DWARF-1 kludge.
- (dwarf2out_init): Lose call to init_base_type_table.
- (is_c_family, is_fortran): New fns.
- (gen_compile_unit_die): Recognize GNU F77.
- (gen_array_type_die): Use AT_declaration for an array of unknown size.
- (modified_type_die): Take TYPE_MAIN_VARIANT before passing it
- to build_type_variant, so we ignore named variants.
- (dwarf2out_file_scope_decl): Don't generate DIEs for built-in structs,
- either; they will be emitted if they are used.
- From wilson:
- (gen_array_type_die): Force the element type out first on IRIX 6.
+ * c-common.c (pointer_int_sum): Do not complain about using
+ pointers to pointers-to-members.
-Sun Nov 17 20:23:11 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+2004-03-18 Kazu Hirata <kazu@cs.umass.edu>
- * expr.c (get_inner_reference): Fix error in previous change.
+ * system.h (MD_ASM_CLOBBERS): Move to "Old target macros that
+ have moved to the target hooks structure".
-Sat Nov 16 06:08:27 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+2004-03-18 James E Wilson <wilson@specifixinc.com>
- * emit-rtl.c (operand_subword): Avoid confusion if sizeof (float)
- is less than a full word.
-
- * alpha.h (MASK_BYTE_OPS): Now define as 1024.
- * alpha/vms.h (TARGET_DEFAULT): Use symbolic values.
-
- * expr.c (get_inner_reference): Add new arg PALIGNMENT and compute it.
- (expand_assignment, do_jump): Pass new arg to get_inner_reference.
- (expand_expr, case COMPONENT_REF): Likewise.
- * fold-const.c (optimize_bit_field_compare, decode_field_reference):
+ * config/mips/mips.md (type): Split move into arith and fmove. Split
+ hilo into mthilo and mfhilo. Add trap. Delete icmp. Fix all uses.
+ * config/mips/5400.md (ir_vr54_hilo, ir_vr54_arith, ir_vr54_fabs):
Likewise.
- * tree.h (get_inner_reference): Add new arg.
-
- * Add support for Alpha/VMS, mostly from
- Klaus Kaempf (kkaempf@progis.de)
- * configure (alpha-dec-vms*): New target.
- * alpha.c (override_options): Handle VAX format floating-point.
- (print_operand, case ',', '-'): New cases.
- (alpha_builtin_saveregs): Handle VMS convention.
- (alpha_sa_{mask,size}, alpha_pv_save_size, alpha_using_fp):
- New versions for VMS.
- (output_{pro,epi}logue, function_arg): Likewise.
- (direct_return): Never true on VMS.
- (check_float_value): Return 0 for VMS.
- (vmskrunch, alpha_{need,write}_linkage): New function.
- * alpha.h ({MASK,TARGET}_{OPEN_VMS,FLOAT_VAX}): New macros.
- (TARGET_SWITCHES): Add float-vax and float-ieee.
- ({FUNCTION,LIBCALL}_VALUE, FUNCTION_VALUE_REGNO_P): R1 and R33
- are also return registers.
- (ASM_OUTPUT_DOUBLE): Support both floating-point formats.
- (PRINT_OPERAND_FUNCT_VALID_P): Add ',' and '-'.
- * alpha.md ({div,mod}[sd]i3): Only for VMS.
- (fp operations): Add modifiers for multiple floating-point formats.
- (call patterns): Handle new calling sequence for VMS.
- (tablejump): Make new pattern for VMS.
- (nonlocal_goto_receiver, arg_home): New patterns.
- * alpha/t-vms, alpha/vms.h, alpha/xm-vms.h: New files.
-
-Fri Nov 15 17:38:20 1996 Doug Evans <dje@seba.cygnus.com>
-
- * sdbout.c (current_file): New global.
- (PUT_SDB_SRC_FILE): New PUT_SDB_FOO macro.
- (sdbout_init): Initialize current_file ifdef MIPS_DEBUGGING_INFO.
- (sdbout_{start_new,resume_previous}_source_file): New functions.
- * toplev.c (debug_{start,end}_source_file): Call them if SDB_DEBUG.
- * mips.h (PUT_SDB_SRC_FILE): Define.
-
-Fri Nov 15 16:11:25 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * dwarfout.c (dwarfout_line): Don't emit line number info for
- functions outside of .text.
-
-Fri Nov 15 15:52:42 1996 Stan Cox <coxs@dg-rtp.dg.com>
-
- * i386/386bsd.h (COMMENT_BEGIN): Delete.
- * i386/freebsd.h (COMMENT_BEGIN): Likewise.
- * i386/netbsd.h (COMMENT_BEGIN): Likewise.
- * i386/unix.h (COMMENT_BEGIN): Likewise.
-
-Fri Nov 15 13:22:42 1996 Jim Wilson <wilson@cygnus.com>
-
- * fold-const.c (unextend): Rewrite type conversions to avoid overflow.
-
-Fri Nov 15 12:11:28 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * combine.c (try_combine): Properly copy an rtvec.
- * emit-rtl.c (gen_rtvec_vv): New function.
- (copy_rtx_if_shared): Call it.
- * integrate.c (copy_for_inline): Likewise.
- * reload1.c (eliminate_regs): Likewise.
- * rtl.h (gen_rtvec_vv): Declare.
- * genattrtab.c (simplify_cond): Make TESTS an array of rtunions.
- * genextract.c (main): Use loop, not bcopy, to set recog_operands
- from an rtvec.
- * rtl.c (rtvec_alloc): Clear rtwint instead of rtvec.
-
- * machmode.h (HOST_PTR_PRINTF): Handle char * wider than long.
- (HOST_WIDE_INT_PRINT_{DEC,UNSIGNED,HEX,DOUBLE_HEX}): New macros.
- * final.c (asm_fprintf): Use "ll" prefix for a long long HOST_WIDE_INT.
- (output_{asm_insn,addr_const}): Use HOST_WIDE_INT_PRINT_*.
- * print-tree.c (print_node{,_brief}, case INTEGER_CST): Likewise.
- * print-rtl.c (print_rtx, case 'w'): Use HOST_WIDE_INT_PRINT_DEC.
-
- * unroll.c (iteration_info): Fix code so that it knows iteration_var
- is a HOST_WIDE_INT, not a long.
-
- * fold-const.c (operand_equal_p): Do comparison with REAL_VALUES_EQUAL.
- (make_range): Properly decide when to get TREE_TYPE of arg0.
- Handle EXP being an INTEGER_CST at end.
- (fold_range_test): Handle return of 0 from make_range.
- (fold, case TRUTH_AND_EXPR): Handle first arg of 0.
- (fold, case TRUTH_OR_EXPR): Handle first arg of 1.
-
- * c-common.c (decl_attributes, case A_ALIAS): Add missing parens.
-
-Fri Nov 15 06:37:54 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * fold-const.c (range_binop): Set SNG1 to zero if ARG1 is a
- not a lower or upper bound.
-
-Thu Nov 14 23:08:25 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * flags.h (debug_info_type): Add DWARF2_DEBUG.
- * toplev.c (main): Support DWARF2_DEBUG. Add -gdwarf-1, -gdwarf-2
- options. Check debug level after choosing type.
- (debug_{start,end}_source_file, debug_{define,undef}): New functions.
- (compile_file): Support dwarf2 separately from dwarf1.
- (rest_of_type_compilation, rest_of_compilation): Likewise.
- * final.c (final_start_function): Likewise.
- (final_end_function, final_scan_insn, output_source_line): Likewise.
- * varasm.c (assemble_variable): Likewise.
- * dwarfout.c: Don't check DWARF_VERSION.
- * dwarf2out.c: s/dwarfout/dwarf2out/g. Check DWARF2_DEBUGGING_INFO.
- * c-lex.c (check_newline): Use debug_* instead of calling *out
- functions directly.
- * svr4.h (DWARF2_DEBUGGING_INFO): Define.
- * mips/iris6.h (PREFERRED_DEBUGGING_TYPE): DWARF2_DEBUG.
- (DWARF2_DEBUGGING_INFO): Define instead of DWARF_DEBUGGING_INFO.
- (LINK_SPEC): Pass -w through.
- * mips.h (PREFERRED_DEBUGGING_TYPE): Don't check `len'.
-
-Thu Nov 14 17:25:47 1996 Jeffrey A Law (law@cygnus.com)
-
- * h8300.c (dosize): Don't clobber static chain reg if needed by
- current function.
-
-Wed Nov 13 17:05:19 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * Makefile.in (stage?-start): Keep a copy of EXTRA_MULTILIB_PARTS
- in the build directory.
-
-Tue Nov 12 23:17:17 1996 Jeffrey A Law (law@cygnus.com)
-
- * pa.c (print_operand, case 'Y'): Fix comparisons to handle
- NaNs properly in all cases.
-
-Tue Nov 12 18:47:24 1996 Jim Wilson <wilson@cygnus.com>
-
- * expr.c (emit_group_store): For REG case, call gen_lowpart if
- modes are different.
-
-Tue Nov 12 18:24:40 1996 Doug Rupp (rupp@gnat.com)
-
- * gcc.c (exit): If VMS, define as __posix_exit.
- (option_map): Add define-macro and undefine-macro.
-
-Tue Nov 12 17:55:10 1996 Torbjorn Granlund <tege@tege.pdc.kth.se>
-
- * alpha.c (input_operand): If TARGET_BYTE_OPS accept HImode and QImode.
- * alpha.h (MASK_BYTE_OPS): New define.
- (TARGET_BYTE_OPS): New define.
- (TARGET_SWITCHES): Handle -mbyte.
- (LOAD_EXTEND_OP): When MODE is not SImode, return ZERO_EXTEND.
- * alpha.md (zero_extendqidi2): Handle TARGET_BYTE_OPS.
- (zero_extend{hidi,qisi,hisi}2): Likewise.
- (extendqisi2): Use extendqidi2x if TARGET_BYTE_OPS.
- (extendqidi2): Likewise.
- (extendqidi2x): New pattern.
- (extendhisi2): Use extendhidi2x if TARGET_BYTE_OPS.
- (extendhidi2): Likewise.
- (extendhidi2x): New pattern.
- (movhi): Handle TARGET_BYTE_OPS.
- (movhi matcher): Output ldwu and stw.
- (movqi): Handle TARGET_BYTE_OPS.
- (movqi matcher): Output ldbu and stb.
-
-Tue Nov 12 16:53:37 1996 Rob Savoye <rob@chinadoll.cygnus.com>
-
- * configure (hppa1.1-pro*, i960-*-coff*,m68k-*-aout*): Add libgloss.h.
- (m68k-*-coff*, mips*-*-elf*, sparc*-*-aout*, sparc*-*-coff*): Likewise.
- * config/libgloss.h: New file.
-
-Tue Nov 12 16:21:45 1996 Joern Rennecke <amylaar@cygnus.com>
-
- * jump.c (jump_optimize): Fix bug in Sep 23 change.
-
-Tue Nov 12 16:15:31 1996 Andrew Cagney (cagney@tpgi.com.au)
-
- * global.c (prune_references): Add missing symmetic CONFLICTP call.
-
-Tue Nov 12 14:34:40 1996 Philippe De Muyter <phdm@info.ucl.ac.be>
-
- * m68k.c (output_function_{pro,epi}logue): Save and restore
- fp-registers only if TARGET_68881.
-
- * m68k/mot3300.h (ASM_OUTPUT_INTERNAL_LABEL): Prefix labels with "L%".
- (ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_CASE_LABEL): Likewise.
- (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
-
- * m68k/mot3300.h (TARGET_DEFAULT): Use MASK_68040_ALSO, not MASK_68040.
- * m68k/next.h, m68k/ccur-GAS.h (TARGET_DEFAULT): Likewise.
-
- * fixproto (std_files): Add sys/socket.h.
-
- * m68k.md (movqi): Emit 'st' for INTVAL & 255 == 255, not INTVAL == -1.
- (seq,sne,sgt,sgtu,slt,sltu,sge,sgeu,sle,sleu): Allow "m" as operand 0.
-
-Tue Nov 12 14:17:45 1996 Paul Eggert <eggert@twinsun.com>
-
- * c-decl.c (grokdeclarator): Generate a warning if -Wimplicit,
- unless a warning was already generated by -Wreturn-type.
-
-Tue Nov 12 14:11:02 1996 Pat Rankin <rankin@eql.caltech.edu>
-
- * Make qsort callback routines conform to the ANSI/ISO standard.
- * c-decl.c (field_decl_cmp): Use `const void *' arguments.
- * global.c (allocno_compare): Likewise.
- * reload1.c (hard_reg_use_compare, compare_spill_regs): Likewise.
- (reload_reg_class_lower): Likewise.
- * stupid.c (stupid_reg_compare): Likewise.
- * local-alloc.c (qty_compare_1, qty_sugg_compare_1): Likewise.
- (QTY_CMP_PRI, QTY_CMP_SUGG): New macros.
- (qty_compare_1, qty_sugg_compare_1): Use them.
-
-Tue Nov 12 13:20:25 1996 Jim Wilson <wilson@cygnus.com>
-
- * fold-const.c (merge_ranges): In (+,-) case, treat subset specially
- if lower bounds are the same.
-
-Tue Nov 12 13:10:01 1996 J.T. Conklin <jtc@cygnus.com>
-
- * m68k.md (addsi3): If TARGET_5200, use the lea insn to add small
- constants to address registers.
- (negsi2): Change into define_expand.
- (negsi2_internal): Rename from old negsi2, changed condition
- to !TARGET_5200.
- (negsi2_5200): New insn.
- (one_cmplsi2): Change into define_expand.
- (one_cmplsi2_internal): Rename from old one_cmplsi2, changed
- condition to !TARGET_5200.
- (one_cmplsi2_5200): New insn.
- (negdi2_5200): Corrected constraints.
- (one_cmpldi2): Changed condition to !TARGET_5200.
-
- * m68k.c (m68k_align_loops_string, m68k_align_jumps_string): New vars.
- (m68k_align_funcs_string, m68k_align_loops): Likewise.
- (m68k_align_jumps, m68k_align_funcs): Likewise.
- (override_options): New function.
- * m68k.h (TARGET_OPTIONS): Added alignment options.
- (MAX_CODE_ALIGN, ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE):
- New macros.
- (FUNCTION_BOUNDARY): Use value derrived from m68k_align_funcs
- instead of constant.
-
- * m68k.c (output_function_{pro,epi}logue): Fix typo in last change.
-
-Tue Nov 12 09:26:51 1996 Torbjorn Granlund <tege@wombat.gnu.ai.mit.edu>
-
- * i386.md (parallel inc/dec and branch-if-zero/nonzero): Use `+' in
- constraint.
-
-Mon Nov 11 15:12:22 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * libgcc2.c: Also define WEAK_ALIAS if ASM_OUTPUT_WEAK_ALIAS.
- * mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS): Define.
- * varasm.c (assemble_alias): Use ASM_OUTPUT_WEAK_ALIAS.
-
- * dwarf2out.c (TYPE_USED_FOR_FUNCTION): Lose.
- (gen_compile_unit_die): Only append -g with -g2 or better.
- (scope_die_for): Don't emit any type info with -g1.
- (gen_subprogram_die): Likewise.
- (gen_decl_die): Likewise.
- (dwarfout_file_scope_decl): Likewise.
- (dwarfout_init): Likewise.
-
- * mips/iris6.h (TYPE_ASM_OP): Define.
- (SIZE_ASM_OP): Define.
- (ASM_WEAKEN_LABEL): Define.
- (BSS_SECTION_ASM_OP): Define.
- (ASM_OUTPUT_ALIGNED_LOCAL): Don't use ASM_DECLARE_OBJECT_NAME.
- (ASM_OUTPUT_ALIGNED_BSS): Define.
- (ASM_DECLARE_OBJECT_NAME): Redefine to emit .size directive.
- (ASM_FINISH_DECLARE_OBJECT): Define.
- (ASM_OUTPUT_DEF): Don't define.
-
-Fri Nov 8 20:38:51 1996 Jim Wilson <wilson@cygnus.com>
-
- * function.c (expand_function_end): Handle BLKmode structures returned
- in registers.
-
-Fri Nov 8 20:27:07 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * stor-layout.c (layout_record): Check for VAR_DECL instead
- of TREE_STATIC.
-
- * varasm.c (assemble_variable): Do write out DWARF for
- record-scope variables.
- * toplev.c (rest_of_type_compilation): Do write out DWARF for
- record-scope types.
-
- * dwarf2out.c (gen_enumeration_type_die): Set TREE_ASM_WRITTEN on a
- complete enum type.
- (gen_struct_or_union_type_die): Don't recurse between nested classes.
- (gen_type_die): Write out nested classes by writing out their context.
-
-Fri Nov 8 17:40:27 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * emit-rtl.c (change_address): If MEMREF isn't changing,
- return the old one.
-
- * expr.c (expand_assignment): Remove bogus resetting of alignment
- to inner alignment.
- (expand_expr, case COMPONENT_REF): Likewise.
+ * config/mips/5500.md (ir_vr55_hilo, ir_vr55_arith, ir_vr55_fabs):
+ Likewise.
+ * config/mips/7000.md (rm7_int_other, rm7_mthilo, rm7_mfhilo,
+ rm7_fp_quick): Likewise.
+ * config/mips/9000.md (rm9k_int, rm9k_mfhilo, rm9k_mthilo,
+ rm9k_fquick): Likewise.
+ * config/mips/sr71k.md (ir_sr70_hilo, ir_sr70_arith, ir_sr70_fabs):
+ Likewise.
+ (ir_sr70_icmp): Delete.
-Fri Nov 8 16:31:31 1996 Stan Cox <coxs@dg-rtp.dg.com>
+2004-03-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
- * reg-stack.c (compare_for_stack_reg, subst_stack_regs_pat):
- Add support for float conditional move.
+ * tree.h (TREE_CHECK2, TREE_CHECK3, TREE_CHECK5): New macros.
+ (tree_check2_failed, tree_check3_failed, tree_check5_failed): New decl.
+ (FUNC_OR_METHOD_CHECK, SET_ARRAY_OR_VECTOR_CHECK): New macros.
+ (REC_OR_UNION_CHECK, NUMERICAL_TYPE_CHECK): Likewise.
+ (TYPE_VALUES, TYPE_DOMAIN, TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD):
+ Protect with proper check.
+ (TYPE_ARG_TYPES, TYPE_METHOD_BASETYPE, TYPE_OFFSET_BASETYPE): Likewise.
+ (TYPE_MIN_VALUE, TYPE_MAX_VALUE): Likewise.
+ * tree.c (type_hash_eq): Rewrite to access proper fields for each type.
+ (tree_check2_failed, tree_check3_failed, tree_check5_failed): New.
+ * c-typeck.c (build_array_ref): Use TYPE_DOMAIN, not TYPE_VALUES.
+ * dwarf2out.c (gen_enumeration_type_die): Use TYPE_VALUES,
+ not TYPE_FIELDS.
+ * stor-layout.c (set_sizetype): Use TYPE_ORIG_SIZE_TYPE.
-Thu Nov 7 07:46:07 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+2004-03-18 Mostafa Hagog <mustafa@il.ibm.com>
- * stor-layout.c (layout_record): Treat constant size as variable if
- it overflows.
- * fold-const.c (const_binop, case *_DIV_EXPR): Don't do special
- sizetype case if a constant overflows.
- (size_binop): Use integer_{zero,one}p instead of explicit test.
- * tree.c (integer_{zero,one,all_ones,pow2}p, real_{zero,one,two}p):
- Return 0 if TREE_CONSTANT_OVERFLOW.
+ * gcse.c (eliminate_partially_redundant_loads): Reject change if
+ dest is set between beginning and current insn.
-Wed Nov 6 17:53:33 1996 Torbjorn Granlund <tege@wombat.gnu.ai.mit.edu>
+2004-03-18 Mark Mitchell <mark@codesourcery.com>
- * i386.md (parallel inc and branch-if-zero/nonzero): Add two
- new pattern variants. Change incrementing pattern to use incl/jnz.
+ * c-decl.c (grokdeclarator): Do not complain about redeclaring
+ visible "static" identifiers "extern" in a local scope.
+ * dwarf2out.c (loc_descriptor_from_tree): Handle pre- and
+ post-increments/decrements.
-Wed Nov 6 09:46:10 1996 Stan Cox <coxs@dg-rtp.dg.com>
+2004-03-18 Bob Wilson <bob.wilson@acm.org>
- * i386.c (override_options): Set defaults for -march and -mcpu.
- (output_float_compare): Use cc_status.flags to mark if this
- comparison can be done with fcomi.
- (output_fp_cc0_set): A conditional move may be in a PARALLEL.
+ * config/xtensa/xtensa.c (current_function_arg_words): Delete.
+ (xtensa_builtin_saveregs): Use current_function_args_info.arg_words.
+ (xtensa_va_start): Remove assignment to current_function_arg_words.
- * i386.h (CC_FCOMI): Define
+2004-03-18 Richard Sandiford <rsandifo@redhat.com>
- * i386.md (sgt,sgtu,sge,sle,bgt,blt,bge,ble): Use CC_FCOMI
- (movsicc_1,movhicc_1): Use correct size suffix.
- (movsfcc_1,movdfcc_1): Cleanup default move case.
+ * alias.c (record_set): Detect the case where a register is assigned
+ a new value that has the same base term as the old one.
-Wed Nov 6 09:46:10 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
+2004-03-18 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
- * i386.h (HARD_REGNO_MODE_OK): If long double isn't XFmode, can't
- allow XFmode.
+ * doloop.c: Removed.
+ * loop-doloop.c: New file.
+ * Makefile.in (doloop.o): Remove.
+ (loop-doloop.o): New.
+ * cfgloop.h (get_loop_level, doloop_optimize_loops): Declare.
+ * cfgloopanal.c (get_loop_level): New function.
+ * loop-iv.c (iv_number_of_iterations): Handle case when loop
+ is leaved immediatelly.
+ * loop.c (strength_reduce): Do not call doloop optimization.
+ * loop.h (LOOP_BCT): Removed.
+ * passes.c (rest_of_handle_loop_optimize): Do not use LOOP_BCT.
+ (rest_of_handle_loop2): Call doloop_optimize_loops.
+ (rest_of_compilation): Test for optimizations moved to
+ rest_of_handle_loop2.
-Tue Nov 5 22:49:56 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
+2004-03-17 Fariborz Jahanian <fjahanian@apple.com>
- * sh.md (define_split for and_shl_scratch):
- Use rtx_equal_p on the operands to find out which alternative is used.
- * sh.c (gen_shl_and): Try to generate shorter constant for and.
+ * config/rs6000/rs6000.c (rs6000_stack_info): correct reg_size
+ for mixed mode.
+ (rs6000_emit_prologue): Ditto.
+ (rs6000_emit_epilogue): Ditto.
+ * config/rs6000/rs6000.h: Definition of DWARF_CIE_DATA_ALIGNMENT
+ macro for mixed mode.
-Mon Nov 4 19:13:52 1996 Jason Merrill <jason@yorick.cygnus.com>
+2004-03-18 Jan Hubicka <jh@suse.cz>
- * dwarf2out.c: Clean up unused variables.
- Use ASM_{GENERATE,OUTPUT}_INTERNAL_LABEL, shorten label names.
- (loc_descriptor): Use reg_loc_descriptor.
- (TYPE_DECL_IS_STUB): New macro.
- (gen_decl_die): Use it.
- (dwarfout_file_scope_decl): Use it.
+ * predict.c (propagate_freq): Compute correctly frequency of
+ EXIT_BLOCK.
-Mon Nov 4 10:23:46 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+2004-03-17 Eric Christopher <echristo@redhat.com>
- * ginclude/va-ppc.h (__va_regsave_t,va_start,va_end): Wrap macro
- and structures inside #ifndef __VA_PPC_H__ to allow reinclusion.
+ * builtins.c (apply_args_size): Use reg_raw_mode.
+ (apply_result_size): Ditto.
- * rs6000.h (LEGITIMATE_SMALL_DATA_P): Don't allow -fpic or TARGET_TOC.
- (LEGITIMATE_LO_SUM_ADDRESS_P, LEGITIMIZE_ADDRESS): Likewise.
+2004-03-17 Ralf Corsepius <corsepiu@faw.uni-ulm.de>
- * rs6000.md (movsi): Don't call elf_{high,low} if -fpic.
+ PR target/14620
+ * config/rtems.h: Add STD_LIB_SPEC and LIB_SPEC.
- * rs6000/cygwin32.h (STARTFILE_SPEC): Eliminate empty %{}.
+2004-03-17 Jakub Jelinek <jakub@redhat.com>
-Sun Nov 3 15:56:35 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+ * config/rs6000/t-linux64 (bispecs): Don't add -mlong-double-128 for
+ 32-bit builds when defaulting to 32-bit.
- * rs6000/sysv4.h (TARGET_TOC): Plain -fpic does not require a TOC.
- ({MINIMAL_TOC,CONST}_SECTION_ASM_OP): -fpic should be treated like
- -mrelocatable in these cases.
- (ASM_OUTPUT_INT, ASM_OUTPUT_SECTION_NAME): Likewise.
- (ASM_OUTPUT_ALIGNED_LOCAL): Use sdata_section, not sbss_section.
+2004-03-17 Jan Hubicka <jh@suse.cz>
-Fri Nov 1 19:57:13 1996 Jason Merrill <jason@yorick.cygnus.com>
+ * cfgrtl.c (rtl_create_basic_block): Pre-allocate basic_block_info
+ array.
- * dwarf2out.c (based_loc_descr): Use DBX_REGISTER_NUMBER. The
- "frame base" is just the frame or stack reg without an offset.
- (gen_subprogram_die): Likewise.
- (dwarfout_begin_function): Use DBX_REGISTER_NUMBER.
+2004-03-17 James E Wilson <wilson@specifixinc.com>
-Fri Nov 1 09:50:05 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+ * config/mips/mips.md (zero_extendsidi2): Add length attribute.
+ (hazard_nop): Change type to nop.
+ (type): Split arith into arith, shift, slt, clz. Delete darith.
+ Fix all uses. Change arith to multi if more than one insn emitted.
+ * config/mips/5400.md (ir_vr54_arith): Likewise.
+ * config/mips/5500.md (ir_vr55_arith): Likewise.
+ * config/mips/7000.md (rm7_int_other): Likewise.
+ * config/mips/9000.md (rm9k_int): Likewise.
+ * config/mips/sr71k.md (ir_sr70_arith): Likewise.
- * fold-const.c (make_range): Don't merge unsigned case with range
- containing upper bound; instead merge just with zero and convert
- a range with no upper bound to opposite one with no lower bound.
- (merge_ranges): In (+,-) case, don't treat subset specially if
- the upper bounds are the same; fix typo in others case here.
+2004-03-17 Joel Brobecker <brobecker@gnat.com>
-Thu Oct 31 20:12:13 1996 Jeffrey A Law (law@cygnus.com)
+ * dwarf2out.c (subrange_type_die): Define new variable "subtype"
+ to hold the subtype tree instead of recomputing it several times.
- * fold-const.c (make_range, case PLUS_EXPR): Correct
- normalization of an unsigned range that wraps around zero.
+2004-03-17 Kazu Hirata <kazu@cs.umass.edu>
-Thu Oct 31 21:06:37 1996 Jason Merrill <jason@yorick.cygnus.com>
+ * config/mn10300/mn10300.c (notice_update_cc): Don't handle
+ CC_INVERT.
+ * config/mn10300/mn10300.md (cc): Remove "invert".
- * mips/t-iris6 (EXTRA_MULTILIB_PARTS): Define.
- (EXTRA_PARTS): Don't define.
+2004-03-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
- * dwarf2out.c (gen_struct_or_union_type_die): Use AT_specification
- for nested types defined outside their containing class. Lose
- is_complete.
- (gen_enumeration_type_die): Lose is_complete.
- (gen_type_die): Lose is_complete.
- (add_name_and_src_coords_attributes): Tweak.
- (gen_subroutine_type_die): Use scope_die_for.
- (gen_ptr_to_mbr_type_die): Likewise.
- (gen_subprogram_die): Support AT_artificial.
- (gen_variable_die): Likewise.
- (dwarfout_file_scope_decl): Lose finalizing.
+ * builtins.c (integer_valued_real_p): Add builtin rint.
+ (fold_builtin): Likewise.
+ * convert.c (convert_to_real): Likewise.
-Thu Oct 31 18:43:18 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+ * convert.c (convert_to_real): Fix typos in `long double'
+ builtins.
- * pa.c (emit_move_sequence): Refine previous change.
+2004-03-16 Mark Mitchell <mark@codesourcery.com>
-Thu Oct 31 13:25:32 1996 Jim Wilson <wilson@cygnus.com>
+ PR c++/14481
+ * fold-const.c (fold): Set TREE_NO_UNUSED_WARNING on implicitly
+ generated COMPOUND_EXPRs.
- * crtstuff.c: Put HAS_INIT_SECTION ifdefs around Irix6 support.
+2004-03-16 Ralf Corsepius <corsepiu@faw.uni-ulm.de>
- * tree.c (decl_function_context): Handle QUAL_UNION_TYPE.
+ * config/h8300/t-rtems (h8300-*-rtems*): New.
- * calls.c (expand_call): Disable special handling for const calls
- that return a PARALLEL rtx.
- * expr.c (expand_expr, case CONSTRUCTOR): Don't use a PARALLEL
- target.
+2004-03-16 Eric Christopher <echristo@redhat.com>
-Thu Oct 31 11:45:00 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+ * doc/cppopts.texi(fwide-exec-charset): Fix typo.
- * rs6000/t-{ppcgas,ppc,solaris} (EXTRA_MULTILIB_PARTS): Add
- {e,s}crt{i,n,0}.o.
- ({stmp,install}-crt): Delete, no longer used.
- ({,INSTALL_}LIBGCC): Remove {stmp,install}-crt rule.
+2004-03-16 Kazu Hirata <kazu@cs.umass.edu>
-Thu Oct 31 02:49:58 1996 Torbjorn Granlund <tege@nada.kth.se>
+ * config/i386/i386-protos.h: Add a prototype for
+ ix86_reverse_condition.
+ * config/i386/i386.c (ix86_reverse_condition): New.
+ * config/i386/i386.h (REVERSE_CONDITION): Use
+ ix86_reverse_condition.
+ * config/i386/i386.md: Use ix86_reverse_condition instead of
+ REVERSE_CONDITION.
- * i386.md (parallel inc and branch-if-zero/nonzero):
- Check for -1, not zero.
+2004-03-16 J. Brobecker <brobecker@gnat.com>
-Wed Oct 30 15:50:49 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+ * dwarf2out.c (loc_descriptor_from_tree): Add handling for MIN_EXPR.
- * fold-const.c (range_binop): Strip NOPs from result and
- verify it's an INTEGER_CST.
- (make_range, case BIT_NOT_EXPR): Fix typo in constant for PLUS_EXPR.
+2004-03-16 Nathanael Nerode <neroden@gcc.gnu.org>
- * stor-layout.c (layout_record): Use HOST_WIDE_INT for size.
+ PR bootstrap/12974
+ * Makefile.in: Pass $(INCLUDES) down to libgcc.mk explicitly.
- * stmt.c (expand_asm_operands): Disallow matching constraints
- on output and validate the numbers on inputs.
+2004-03-16 Paolo Bonzini <bonzini@gnu.org>
-Tue Oct 29 16:21:59 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+ * c-common.c (c_common_type_for_mode): Build vector types on
+ demand.
+ (handle_mode_attribute): Deprecate using the mode attribute
+ to create vector types. Fix indentation.
+ (vector_type_node_list): Remove.
+ (handle_vector_size_attribute): Create vector types on demand.
+ Strip a NON_LVALUE_EXPR from the attribute if there is one.
+ * c-typeck.c (comptypes): Make vector types compatible if they
+ have the same underlying mode.
+ (convert_for_assignment): Use comptypes to convert between
+ vector types.
+ * tree.c (build_common_tree_nodes_2): Do not create vector types.
+ * config/arm/arm.c (arm_init_iwmmxt_builtins): Create necessary
+ vector types.
+ * tree.h: Remove vector types.
+ * config/i386/i386.c (i386_init_mmx_sse_builtins): Likewise.
+ * config/rs6000/rs6000.c (rs6000_init_builtins): Likewise.
+ (V16QI_type_node, V2SI_type_node, V2SF_type_node, V4HI_type_node,
+ V4SI_type_node, V4SF_type_node, V8HI_type_node): New globals.
+ * doc/extend.texi (Vector Types): Document how to use the
+ vector_size attribute to create vectors, rather than mode.
- * gcc.c (process_command,main): Process -specs=file and -specs
- file after reading the main specs file to allow the user to
- override the default.
- (DEFAULT_WORD_SWITCH_TAKES_ARG): Add specs to list.
- (option_map): Likewise.
+ * config/arm/mmintrin.h: Use vector_size attribute, not mode.
+ * config/i386/emmintrin.h: Likewise.
+ * config/i386/mmintrin.h: Likewise.
+ * config/i386/xmmintrin.h: Likewise.
+ * config/sh/ushmedia.h: Likewise.
-Tue Oct 29 15:49:18 1996 Jason Merrill <jason@yorick.cygnus.com>
+2004-03-16 Kazu Hirata <kazu@cs.umass.edu>
- * Makefile.in (stmp-multilib): Pass $flags to s-m-sub in
- MULTILIB_CFLAGS.
- (stmp-multilib-sub): Build EXTRA_MULTILIB_PARTS.
- ($(T)crt*.o): Add $(T), lose stamp-crt rule, use MULTILIB_CFLAGS.
- (install-multilib): Install EXTRA_MULTILIB_PARTS.
+ * config/freebsd-spec.h, config/arc/arc-protos.h,
+ config/arm/aout.h, config/arm/elf.h, config/arm/freebsd.h,
+ config/arm/linux-gas.h, config/arm/semi.h,
+ config/cris/cris-protos.h, config/i386/xm-djgpp.h,
+ config/ia64/freebsd.h, config/mips/7000.md,
+ config/mips/9000.md, config/ns32k/ns32k-protos.h,
+ config/sparc/pbd.h: Update copyright.
-Mon Oct 28 20:09:39 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
+2004-03-16 Ralf Corsepius <corsepiu@faw.uni-ulm.de>
- * sh.md (shl_sext_ext): Don't accept simple left/right shift variant.
- * sh.c (EXT_SHIFT_SIGNED): New macro.
- (shl_sext_kind, gen_shl_sext): try left shift - sign extend -
- left shift - arithmetic right shift in case 2.
+ PR target/14577
+ * config.gcc: Switch sh-*-rtems* to ELF. Add sh-*-rtemscoff.
-Mon Oct 28 14:55:42 1996 Jim Wilson <wilson@cygnus.com>
+2004-03-16 Paolo Bonzini <bonzini@gnu.org>
- * configure (sh-*-*): Set float_format to sh.
- * config/float-sh.h: New file.
+ * combine.c (combine_simplify_rtx): Remove the "last"
+ parameter and its documentation. Adjust recursive calls.
+ (simplify_logical): Always perform the only simplification
+ controlled by "last", if the simplified expression is
+ actually different.
+ (try_combine): Do not pass the "last" parameter to
+ combine_simplify_rtx.
-Mon Oct 28 14:26:08 1996 Ian Lance Taylor <ian@cygnus.com>
+2004-03-16 Richard Sandiford <rsandifo@redhat.com>
- * mips/mips.h (RTX_COSTS): Add cases for SIGN_EXTEND and ZERO_EXTEND.
+ PR target/14599
+ * config/mips/mips.md (UNSPEC_GP): New constant.
+ * config/mips/mips.c (CONST_GP_P): Expect the CONST to contain
+ an UNSPEC instead of (reg $gp).
+ (mips16_gp_pseudo_reg): Change accordingly.
+ (print_operand): Print $gp directly when handling CONST_GP_P.
- * m68k/lb1sf68.asm: Change # to IMM in udivsi3 __mcf5200__.
+2004-03-16 Richard Zidlicky <rz@linux-m68k.org>
- * combine.c (simplify_rtx): Add some optimizations for TRUNCATE.
- (expand_compound_operation): Add some optimizations for ZERO_EXTEND.
+ * config.gcc, config/m68k/linux.h: Implement with-cpu for m68k-linux.
+ * longlong.h: Make code 68060 clean when compiling for m68060.
-Mon Oct 28 14:11:20 1996 Gavin Koch <gavin@cygnus.com>
-
- * varasm.c (make_decl_rtl,assemble_variable):
- Allow named sections for uninitialized variables.
+2004-03-16 Richard Zidlicky <rz@linux-m68k.org>
-Mon Oct 28 13:08:51 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+ * config/m68k/m68k.md: Fix constraints for bitfield instructions.
+ * doc/md.texi: Clarify description of "i" constraint.
- * pa.c (emit_move_sequence): If reload in progress, replace
- reference to pseudo with reference to corresponding MEM.
+2004-03-15 James E Wilson <wilson@specifixinc.com>
+
+ * config/mips/mips.md (type): Split load into load, fpload, fpidxload.
+ Split store into store, fpstore, fpidxstore. Fix all uses.
+ * config/mips/5400.md (ir_vr54_load, ir_vr54_store, ir_vr54_fstore):
+ Likewise.
+ * config/mips/5500.md (ir_vr55_load, i5_vr55_store): Likewise.
+ * config/mips/7000.md (rm7_ld, rm7_st): Likewise.
+ * config/mips/9000.md (rm9k_load, rm9k_store): Likewise.
+ * config/mips/sr71k.md (ir_sr70_load, ir_sr70_store, ir_sr70_fload,
+ ir_sr70_fstore): Likewise.
+
+2004-03-15 Richard Henderson <rth@redhat.com>
+
+ PR middle-end/14535
+ * except.c (collect_one_action_chain): Record action for cleanup
+ outer of exception spec.
+
+2004-03-15 Ian Lance Taylor <ian@wasabisystems.com>
+
+ * config/rs6000/host-darwin.c (darwin_rs6000_gt_pch_use_address):
+ Fix the check for abort and only do the mmap if we can.
+
+2004-03-15 Eric Botcazou <ebotcazou@act-europe.fr>
+
+ * config/sparc/sparc.h: Rework comments about the code model
+ in 64-bit environment and the mode 'Pmode'.
+ * doc/invoke.texi (SPARC options): Rework description of the
+ different code models supported in 64-bit environment.
+
+2004-03-15 Kazu Hirata <kazu@cs.umass.edu>
+
+ * defaults.h (REVERSIBLE_CC_MODE): Define.
+ * jump.c (reversed_comparison_code_parts): Don't check if
+ REVERSIBLE_CC_MODE is defined.
+
+2004-03-15 Kazu Hirata <kazu@cs.umass.edu>
+
+ * c-incpath.c, c-incpath.h, c-pch.c, c.opt, cppexp.c,
+ et-forest.h, genattr.c, ggc-none.c, hosthooks-def.h,
+ hosthooks.h, params.h, ra-colorize.c, web.c,
+ config/darwin-c.c, config/alpha/freebsd.h, config/arm/pe.c,
+ config/avr/avr-protos.h, config/avr/avr.md,
+ config/fr30/fr30-protos.h, config/fr30/fr30.md,
+ config/h8300/fixunssfsi.c, config/i386/darwin.h,
+ config/i386/freebsd.h, config/i386/freebsd64.h,
+ config/ia64/hpux.h, config/ia64/unwind-ia64.c,
+ config/ip2k/libgcc.S, config/m32r/xm-m32r.h,
+ config/mmix/mmix-modes.def, config/ns32k/netbsd.h,
+ config/ns32k/ns32k.md, config/pa/pa64-hpux.h,
+ config/pa/pa64-regs.h, config/rs6000/aix41.h,
+ config/rs6000/aix43.h, config/rs6000/host-darwin.c,
+ config/sparc/aout.h, config/sparc/freebsd.h,
+ config/sparc/litecoff.h, config/vax/vax-protos.h,
+ doc/hostconfig.texi, doc/include/gcc-common.texi: Update
+ copyright.
+
+2004-03-15 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.c (thumb_expand_prologue): Tie prologue insns to fp.
+
+2004-03-15 Gabriel Dos Reis <gdr@integrable-solutions.net>
+
+ * c-pretty-print.c (pp_c_semicolon): Fix formatting.
+ (pp_c_cv_qualifier): Document.
+ (pp_c_space_for_pointer_operator): Likewise.
+ (pp_c_integer_constant): Likewise.
+ (pp_c_identifier): Likewise.
+ (pp_c_init_declarator): Don't print function body.
+
+2004-03-14 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * doc/contrib.texi, doc/extend.texi, doc/gcov.texi,
+ doc/install.texi, doc/invoke.texi, doc/makefile.texi,
+ doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi: Capitalize
+ "gcc", "g++" and "g77" or mark up with appropriate markup. Adjust
+ wording and grammar.
+
+2004-03-14 Roger Sayle <roger@eyesopen.com>
+
+ * alias.c (get_alias_set): Replace calls via (*lang_hooks.foo) ()
+ with lang_hooks.foo ().
+ * builtins.c (expand_builtin_va_arg): Likewise.
+ * c-common.c (fname_as_string, c_common_truthvalue_conversion,
+ c_common_type_for_mode, c_common_nodes_and_builtins,
+ handle_mode_attribute, handle_vector_size_attribute): Likewise.
+ * c-convert.c (convert): Likewise.
+ * c-format.c (check_format_types): Likewise.
+ * c-objc-common.c (c_tree_printer): Likewise.
+ * c-typeck.c (build_unary_op, build_conditional_expr,
+ build_binary_op): Likewise.
+ * calls.c (try_to_integrate, expand_call,
+ emit_library_call_value_1): Likewise.
+ * cgraph.c (cgraph_node_name, cgraph_function_possibly_inlined_p):
+ Likewise.
+ * cgraphunit.c (record_call_1, cgraph_analyze_function,
+ cgraph_expand_function): Likewise.
+ * convert.c (convert_to_pointer, convert_to_integer): Likewise.
+ * coverage.c (build_fn_info_type, build_ctr_info_type,
+ build_gcov_info, create_coverage): Likewise.
+ * dbxout.c (dbxout_init): Likewise.
+ * diagnostic.c (diagnostic_report_current_function): Likewise.
+ * dojump.c (do_jump): Likewise.
+ * dwarf2out.c (dwarf2_name): Likewise.
+ * except.c (init_eh): Likewise.
+ * explow.c (expr_size, int_expr_size): Likewise.
+ * expmed.c (make_tree, const_mult_add_overflow_p, expand_mult_add):
+ Likewise.
+ * expr.c (store_expr, store_constructor, safe_from_p,
+ expand_expr_real, do_store_flag, try_casesi): Likewise.
+ * function.c (push_function_context_to, pop_function_context_from,
+ free_after_parsing, assign_stack_local_1, assign_stack_temp_for_type,
+ put_var_into_stack, allocate_struct_function, current_function_name):
+ Likewise.
+ * integrate.c (copy_decl_for_inlining, expand_inline_function):
+ Likewise.
+ * langhooks.c (lhd_clear_binding_stack, write_global_declarations,
+ lhd_print_error_function): Likewise.
+ * opts.c (handle_option, decode_options): Likewise.
+ * passes.c (open_dump_file): Likewise.
+ * print-tree.c (print_node): Likewise.
+ * stmt.c (expand_fixup, fixup_gotos, expand_asm_operands,
+ expand_decl_cleanup, emit_case_nodes): Likewise.
+ * stor-layout.c (variable_size): Likewise.
+ * toplev.c (announce_function, wrapup_global_declarations,
+ check_global_declarations, compile_file, default_tree_printer,
+ process_options, lang_dependent_init, finalize): Likewise.
+ * tree-dump.c (dequeue_and_dump): Likewise.
+ * tree-inline.c (remap_decl, remap_block, copy_body_r,
+ initialize_inlined_parameters, declare_return_variable,
+ inlinable_function_p, expand_call_inline, optimize_inline_calls,
+ walk_tree, copy_tree_r): Likewise.
+ * tree-optimize.c (tree_rest_of_compilation): Likewise.
+ * tree.c (decl_assembler_name, tree_size, size_in_bytes, staticp,
+ unsafe_for_reeval, get_unwidened, get_narrower, get_callee_fndecl,
+ variably_modified_type_p, dump_tree_statistics): Likewise.
+ * varasm.c (assemble_variable, compare_constant, copy_constant,
+ force_const_mem, compute_reloc_for_constant, output_constant,
+ output_addressed_constants, initializer_constant_valid_p): Likewise.
+
+2004-03-14 Kelley Cook <kcook@gcc.gnu.org>
+
+ * doc/install.texi: Make autoconf 2.13 the exception, not the rule.
+
+2004-03-14 Andreas Tobler <a.tobler@schweiz.ch>
+
+ * doc/install.texi: Reflect autoconf and automake version for
+ libffi. Update autoconf version to 2.59.
+
+2004-03-13 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (negate_expr, operand_equal_for_comparison_p,
+ optimize_bit_field_compare, decode_field_reference, all_ones_mask_p,
+ make_range, build_range_check, fold_range_test, unextend,
+ constant_boolean_node, fold_binary_op_with_conditional_arg,
+ fold_truthop, fold_mathfn_compare, fold_inf_compare,
+ fold_single_bit_test, fold): Replace calls via (*lang_hooks.foo) ()
+ with lang_hooks.foo ().
+
+2004-03-14 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm.h (EXTRA_CONSTRAINT_STR_ARM): Update comment.
+
+2004-03-13 Dara Hazeghi <dhazeghi@yahoo.com>
+
+ * doc/install.texi: Note status of -fnew-ra.
+
+2004-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR middle-end/14470
+ * expr.c (store_expr): Call emit_queue before generating the move
+ from the temporary to the original target. Protect the temporary
+ from emit_queue.
+
+2004-03-13 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/14533
+ * config/s390/s390.c (legitimize_pic_address): Don't abort on UNSPEC
+ other than UNSPEC_GOTOFF.
+
+2004-03-13 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm.c (arm_legitimate_address_p): New argument, OUTER. Pass through
+ to arm_legitimate_index_p. Update all callers with SET as default
+ value.
+ (arm_legitimate_index_p): New argument, OUTER. Restrict the index
+ range if OUTER is a sign-extend operation on QImode. Correctly
+ reject shift operations on sign-extended QImode addresses.
+ (bad_signed_byte_operand): Delete.
+ (arm_extendqisi_mem_op): New function.
+ * arm.h (EXTRA_CONSTRAINT_ARM): Delete. Replace with...
+ (EXTRA_CONSTRAINT_STR_ARM): ... this. Handle extended address
+ constraints.
+ (CONSTRAINT_LEN): New.
+ (EXTRA_CONSTRAINT): Delete. Replace with...
+ (EXTRA_CONSTRAINT_STR): ... this.
+ (PREDICATE_CODES): Remove bad_signed_byte_operand.
+ * arm.md (extendqihi_insn): Use new constraint Uq. Rework. Length
+ is now always default.
+ (define_splits for bad sign-extend loads): Delete.
+ (arm_extendqisi, arm_extendqisi_v5): Likewise.
+ * arm/vfp.md (arm_movsi_vfp, arm_movdi_vfp, movsf_vfp, movdf_vfp):
+ Rework 'U' constraint to 'Uv'.
+ * arm-protos.h: Remove bad_signed_byte_operand. Add
+ arm_extendqisi_mem_op.
+ * doc/md.texi (ARM constraints): Rename VFP constraint (now Uv).
+ Add Uq constraint.
+
+2004-03-13 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.c (rs6000_va_arg): Replace SPLIT_COMPLEX_ARGS
+ with targetm version.
+
+ PR target/14567
+ * config/rs6000/rs6000.h (UNITS_PER_ARG, RS6000_ARG_SIZE): Delete.
+ (HARD_REGNO_MODE_OK): Disallow TFmode for fp31.
+ * config/rs6000/rs6000.c (rs6000_arg_size): New function.
+ Update all users of RS6000_ARG_SIZE.
+ (function_arg_advance): Count fregno using mode size.
+ (function_arg): Handle long double split over regs and memory.
+ (function_arg_partial_nregs): Likewise.
+ (rs6000_va_arg): Repackage complex args.
+
+2004-03-13 Dean Ferreyra <dferreyra@igc.org>
+
+ PR target/14047
+ * config/avr/avr.c (avr_progmem_p): Add "attributes" parameter.
+ (avr_insert_attributes): Pass "attributes" to avr_progmem_p.
+ * config/avr/avr-protos.h (avr_progmem_p): Change prototype.
+
+2004-03-12 Jakub Jelinek <jakub@redhat.com>
+
+ * config/rs6000/rs6000-protos.h (rs6000_output_dwarf_dtprel): Add
+ prototype.
+ * config/rs6000/rs6000.c (rs6000_output_dwarf_dtprel): New.
+ * config/rs6000/rs6000.h (ASM_OUTPUT_DWARF_DTPREL): Define.
+
+2004-03-12 Andrew Pinski <apinski@apple.com>
+
+ * config/rs6000/host-darwin.c (darwin_rs6000_gt_pch_use_address):
+ Use ret instead of result. Use addr instead of base.
+
+2004-03-12 David Edelsohn <edelsohn@gnu.org>
+
+ * doc/install.texi (*-ibm-aix*): Document assembler and achiver
+ fixes required by libstdc++ and update installation instructions
+ for libstdc++.a.
+
+2004-03-12 Danny Smith <dannysmith@users.sourceforge.net>
+
+ * config/i386/winnt.c (i386_pe_strip_name_encoding_full): Strip
+ leading '@' on fastcall symbols before stripping suffix.
+
+2004-03-12 Roger Sayle <roger@eyesopen.com>
+
+ * combine.c (unmentioned_reg_p): New function to check whether an
+ expression is a "specialization" of another, i.e. that there are
+ no registers or memory references mentioned in the first that don't
+ appear in the second.
+ (unmentioned_reg_p_1): New helper subroutine of unmentioned_reg_p.
+ (combine_instructions): Also try combining instructions using the
+ REG_EQUAL note from a preceding log-linked instruction.
+
+2004-03-12 Roger Sayle <roger@eyesopen.com>
+
+ * config/i386/i386.c (ix86_split_ashrdi): Optimize shift by 63.
+
+2004-03-12 Matt Austern <austern@apple.com>
+
+ * target.h (struct gcc_target): New target hook, unwind_label.
+ * target-def.h (TARGET_ASM_EMIT_UNWIND_LABEL): New hook.
+ * output.h (default_emit_unwind_label): New function.
+ * default.h (TARGET_EXPLICIT_INSTANTIATIONS_ONE_ONLY): New macro.
+ (TARGET_USES_WEAK_UNWIND_INFO): New target macro.
+ (TARGET_SUPPORTS_HIDDEN): New target macro.
+ * dwarf2out.c (struct dw_fde_struct): Add field for function decl
+ that corresponds to this FDE.
+ (FRAME_BEGIN_LABEL): Allow target to override default label.
+ (output_call_frame_info): If FDEs are linknonce, then use extra
+ indirection for FDE encoding, output a label for each FDE, and
+ output an empty label for each function without an FDE.
+ (dwarf2out_begin_prologue): Set up decl field when creating an FDE.
+ * varasm.c (globalize_decl): Call ASM_MAKE_LABEL_LINKONCE for
+ decls with DECL_ONE_ONLY set, if that macro is defined.
+ (make_decl_one_only): Don't use DECL_COMMON if we're compiling
+ for a SUPPORTS_ONE_ONLY target.
+ * config/darwin-protos.h (darwin_unique_section): Declare.
+ (darwin_asm_named_section): Likewise.
+ (darwin_section_type_flags): Likewise.
+ (darwin_non_lazy_pcrel): Likewise.
+ (darwin_emit_unwind_label): Likewise.
+ (darwin_make_decl_one_only): Likewise.
+ * config/darwin.c (machopic_finish): Get rid of tweak that
+ eliminate stubs for symbols that are defined.
+ (darwin_encode_section_info): Don't treat weak functions as defined.
+ (darwin_make_decl_one_only): Define.
+ (darwin_asm_named_section): Likewise.
+ (darwin_section_type_flags): Likewise.
+ (darwin_unique_section): Likewise.
+ (darwin_emit_unwind_label): Likewise.
+ (darwin_non_lazy_pcrel): Likewise.
+ (darwin_asm_output_dwarf_delta): Difference between two labels is
+ local only if both labels are local.
+ * config/darwin.h (MAKE_DECL_ONE_ONLY): Define.
+ (ASM_MAKE_LABEL_LINKONCE): Likewise.
+ (TARGET_SUPPORTS_HIDDEN): Likewise.
+ (TARGET_USES_WEAK_UNWIND_INFO): Likewise.
+ (TARGET_EXPLICIT_INSTANTIATIONS_ONE_ONLY): Likewise.
+ (FRAME_BEGIN_LABEL): Likewise.
+ (ASM_DECLARE_OBJECT_NAME): Make references to weak symbols indirect.
+ (ASM_DECLARE_FUNCTION_NAME): Likewise.
+ (darwin_eh_frame_section): Give __eh_frame section the coalesced flag.
+ (TARGET_ASM_UNIQUE_SECTION): Define.
+ (EH_FRAME_SECTION_NAME): Define.
+ (EH_FRAME_SECTION_ATTR): Likewise.
+ (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
+ (TARGET_ASM_NAMED_SECTION): Likewise.
+ (TARGET_SECTION_TYPE_FLAGS): Likewise.
+ * doc/tm.texi: Document TARGET_USES_WEAK_UNWIND_INFO,
+ TARGET_EXPLICIT_INSTANTIATIONS_ONE_ONLY, TARGET_SUPPORTS_HIDDEN,
+ TARGET_ASM_EMIT_UNWIND_LABEL.
+
+2004-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * builtins.c (expand_builtin_mathfn): Add pow10* to the
+ existing exp10* case.
+ (expand_builtin): Likewise.
+
+2004-03-12 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * doc/tm.texi (registers) <Values in Registers>: Add
+ entry for REGMODE_NATURAL_SIZE.
+
+2004-03-12 Richard Henderson <rth@redhat.com>
+
+ PR target/14547
+ * target.h (struct gcc_target): Move calls substructure before
+ booleans. Add split_complex_arg.
+ * function.c (assign_parms, split_complex_args): Use it.
+ * calls.c (expand_call): Likewise.
+ (split_complex_values): Likewise. Check for splittable types
+ before allocating memory.
+ (split_complex_types): Likewise.
+ * system.h (SPLIT_COMPLEX_ARGS): Poison.
+ * expr.h (SPLIT_COMPLEX_ARGS): Remove.
+ * target-def.h (TARGET_SPLIT_COMPLEX_ARG): New.
+ * config/alpha/alpha.c (alpha_split_complex_arg): New.
+ (TARGET_SPLIT_COMPLEX_ARG): New.
+ * config/alpha/alpha.h (SPLIT_COMPLEX_ARGS): Remove.
+ * config/rs6000/rs6000.c (TARGET_SPLIT_COMPLEX_ARG): New.
+ (rs6000_override_options): Zap it for non-AIX.
+ (rs6000_function_value): Use targetm.calls.split_complex_arg.
+ * config/rs6000/rs6000.h (SPLIT_COMPLEX_ARGS): Remove.
+ * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): New.
+ * config/xtensa/xtensa.h (SPLIT_COMPLEX_ARGS): Remove.
+ * doc/tm.texi (TARGET_SPLIT_COMPLEX_ARG): Modify from old
+ SPLIT_COMPLEX_ARGS entry.
+
+2004-03-11 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.c (xfloating_ops, vax_cvt_ops): New.
+ (alpha_lookup_xfloating_lib_func): Use them, return rtx.
+ (alpha_emit_xfloating_arith): Update to match.
+ (alpha_emit_xfloating_compare): Likewise.
+ (alpha_emit_xfloating_cvt): Likewise.
+ (alpha_emit_xfloating_libcall): Take already built symbol,
+ mark call const.
+ * config/alpha/alpha.md (extendsftf2, extenddftf2): Take
+ op1 in a register.
+
+2004-03-11 Richard Henderson <rth@redhat.com>
+
+ PR target/14539
+ * config/alpha/alpha.h (STACK_BOUNDARY): Set to 128.
+
+ * simplify-rtx.c (simplify_relational_operation): Fix typo.
+
+2004-03-11 Richard Henderson <rth@redhat.com>
+
+ PR middle-end/14477
+ * except.c (remove_unreachable_regions): Look thru CALL_PLACEHOLDER.
+
+2004-03-11 Ulrich Weigand <uweigand@de.ibm.com>
+
+ PR target/14262
+ * calls.c (load_register_parameters): If BLOCK_REG_PADDING is not
+ defined, pass small BLKmode values in registers in the low-order part.
+
+2004-03-11 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * combine.c (if_then_else_cond): Check for NULL return value of
+ simplify_gen_subreg.
+
+2004-03-11 Richard Sandiford <rsandifo@redhat.com>
+
+ PR target/14496
+ * config/mips/mips.h (UNITS_PER_FPVALUE): Fix value for
+ TARGET_SINGLE_FLOAT.
+
+2004-03-11 Steve Ellcey <sje@cup.hp.com>
+
+ * config/ia64/hpux.h (TARGET_INIT_LIBFUNCS): Add undef.
+ * config/ia64/ia64.h (TARGET_INIT_LIBFUNCS): Add define.
+ * config/ia64/ia64.c (ia64_init_libfuncs): New.
+ (ia64_hpux_init_libfuncs): Add call to ia64_init_libfuncs.
+
+2004-03-11 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (negate_expr_p) <RSHIFT_EXPR>: We can optimize
+ -((int)X>>C) where C is an integer constant one bit less than the
+ size of X into (unsigned)X>>C. Similarly for unsigned->signed.
+ (negate_expr) <RSHIFT_EXPR>: Implement the above transformations.
+
+ * simplify-rtx.c (simplify_unary_operation): Also implement the
+ above transformations at the RTL level.
+
+2004-03-11 Alan Modra <amodra@bigpond.net.au>
+
+ * real.c (encode_ibm_extended): Do round low word.
+
+2004-03-11 Ben Elliston <bje@wasabisystems.com>
+
+ * config/arm/arm.md (is_xscale): Comment this attribute and move
+ it a bit further up in the file, closer to related attributes.
+
+2004-03-11 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * config/host-solaris.c (sol_gt_pch_use_address): Add
+ missing terminating marker to comment.
+
+2004-03-11 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.md: Use move_operand in splitters for 64-bit moves.
+ (movdi, movsi, movhi, movqi, movsf, movdf): Remove predicates.
+ (*movdi_32bit_mips16, *movsi_mips16, *movhi_mips16, *movqi_mips16)
+ (*movsf_mips16, *movdf_mips16): Name unnamed patterns. Use
+ move_operand as source predicate in all cases.
+ (*movdi_32bit): Renamed from movdi_internal. Remove 'F' constraint.
+ Test reg_or_0_operand. Use move_operand as source predicate.
+ (*movdi_64bit): Renamed from movdi_internal2. Test reg_or_0_operand.
+ (*movdi_64bit_mips16): Renamed from movdi_internal2_mips16.
+ (*movsi_internal): Renamed from movsi_internal. Test reg_or_0_operand.
+ (movhi, movqi, movsf, movdf): Use mips_legitimize_move.
+ (*movhi_internal): Renamed from movhi_internal. Test reg_or_0_operand.
+ Use move_operand as source predicate. Remove 'K' constraint.
+ (*movqi_internal): Likewise movqi_internal.
+ (*movsf_hardfloat): Renamed from movsf_internal1. Test
+ reg_or_0_operand. Use move_operand as source predicate.
+ (*movsf_softfloat): Likewise movsf_internal2.
+ (*movdf_hardfloat_64bit): Likewise movsf_internal1a.
+ (*movdf_hardfloat_32bit): Likewise movsf_internal1b.
+ (*movdf_softfloat): Likewise movdf_internal2.
+ * config/mips/mips.c (move_operand): Match arbitrary CONST_INTs
+ for DImode if !TARGET_64BIT.
+ (mips_legitimize_move): Simplify accordingly.
+
+2004-03-11 Josef Zlomek <zlomekj@suse.cz>
+
+ PR/14362
+ * var-tracking.c (struct variable_def): Added field refcount.
+ (variable_htab_free): Decrease the refcount and delete variable
+ only if there are no more references.
+ (unshare_variable): New function.
+ (vars_copy_1): Increase refcount instead of copying the variable.
+ (variable_union): Share the variables where possible, unshare
+ the variables if needed.
+ (variable_different_p): Return false if var1 and var2 are
+ the same structure.
+ (variable_was_changed): Init the refcount of new variable.
+ (set_frame_base_location): Unshare variable if needed.
+ (set_variable_part): Init the refcount of new variable.
+ Unshare the variables if needed.
+ (delete_variable_part): Unshare the variables if needed.
+ (emit_notes_for_differences_1): Init the refcount of new variable.
+ (vt_add_function_parameters): Do not add function parameters to
+ IN set of ENTRY_BLOCK_PTR because it is unused anyway.
+ (vt_initialize): Do not add frame_base_decl to IN set of
+ ENTRY_BLOCK_PTR because it is unused anyway.
+
+2004-03-11 Josef Zlomek <zlomekj@suse.cz>
+
+ * var-tracking.c (vars_copy_1): Cleanup and speedup chain operations.
+ (vars_copy): Likewise.
+ (variable_union): Likewise.
+ (set_variable_part): Likewise.
+ (delete_variable_part): Likewise.
+
+2004-03-11 Kazu Hirata <kazu@cs.umass.edu>
+
+ * c-typeck.c, combine.c, cse.c, dominance.c, et-forest.h,
+ ggc-page.c, var-tracking.c, config/fp-bit.c, config/c4x/c4x.c,
+ config/cris/cris.c, config/i386/ppro.md, config/i860/i860.c,
+ config/i860/i860.h, config/m32r/m32r.h, config/m32r/xm-m32r.h,
+ config/m68hc11/m68hc11.h, config/m68hc11/m68hc11.md,
+ config/mips/mips.c, config/mmix/mmix.c, config/ns32k/ns32k.h,
+ config/pa/pa.c, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
+ config/pdp11/pdp11.h, config/rs6000/rs6000.c,
+ config/stormy16/stormy16.c: Fix comment typos and formatting.
+
+2004-03-11 Nathanael Nerode <neroden@gcc.gnu.org>
+
+ * configure: Regenerate, since I forgot to while committing Paolo's
+ changes.
+
+2004-03-08 Paolo Bonzini <bonzini@gnu.org>
+
+ PR ada/14131
+ Move language detection to the top level.
+ * configure.ac: Remove code to detect languages,
+ it now lives exclusively in the top level.
+ * aclocal.m4 (gcc_AC_PROG_GNAT): Moved to the
+ top level, renamed to ACX_PROG_GNAT.
+
+2004-03-10 Richard Henderson <rth@redhat.com>
+
+ * c-pch.c (c_common_no_more_pch): Update for gt_pch_use_address
+ extra arguments.
+ * config.host (*-*-solaris2*, *-*-linux*): Add out_host_hook_obj
+ and host_xmake_file fragments.
+ * ggc-common.c (gt_pch_save): Update for gt_pch_get_address change.
+ (gt_pch_restore): Similarly for gt_pch_use_address.
+ (default_gt_pch_get_address): New.
+ (mmap_gt_pch_get_address): Split out of gt_pch_save.
+ (default_gt_pch_use_address): Split out of gt_pch_restore.
+ (mmap_gt_pch_use_address): Likewise.
+ * hooks.c (hook_voidp_size_t_null): Remove.
+ (hook_bool_voidp_size_t_false): Remove.
+ * hooks.h: Likewise.
+ * hosthooks-def.h (HOST_HOOKS_GT_PCH_GET_ADDRESS): Use one of the
+ default_ or mmap_ definitions.
+ (HOST_HOOKS_GT_PCH_USE_ADDRESS): Likewise.
+ * hosthooks.h (struct host_hooks): Update gt_pch_get_address
+ and gt_pch_use_address.
+ * config/host-linux.c, config/host-solaris.c: New files.
+ * config/x-linux, config/x-solaris: New files.
+ * config/rs6000/host-darwin.c (darwin_rs6000_gt_pch_get_address):
+ Update for changed definition.
+ (darwin_rs6000_gt_pch_use_address): Likewise.
+ * doc/hostconfig.texi: Update docs.
+
+2004-03-10 Richard Henderson <rth@redhat.com>
+
+ PR c/14517
+ * c-decl.c (grokdeclarator): Don't warn for duplicate qualifiers
+ except for pedantic c90 mode.
+
+2004-03-10 Kelley Cook <kcook@gcc.gnu.org>
+
+ * configure.ac: Bump AC_PREREQ to 2.59.
+ * configure: Regenerate.
+
+2004-03-10 Uros Bizjak <uros@kss-loka.si>
+
+ * optabs.h (enum optab_index): Add new OTI_exp10 and OTI_exp2.
+ (exp10_optab, exp2_optab): Define corresponding macros.
+ * optabs.c (init_optabs): Initialize exp10_optab and exp2_optab.
+ * genopinit.c (optabs): Implement exp10_optab and exp2_optab
+ using exp10?f2 and exp2?f2 patterns.
+ * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_EXP10{,F,L}
+ using exp10_optab, and BUILT_IN_EXP2{,F,L} using exp2_optab.
+ (expand_builtin): Expand BUILT_IN_EXP10{,F,L} and BUILT_IN_EXP2{,F,L}
+ using expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
+
+ * config/i386/i386.md (exp10sf2, exp10df2, exp10xf2, exp2sf2,
+ exp2df2, exp2xf2): New patterns to implement exp10, exp10f, exp10l,
+ exp2, exp2f and exp2l built-ins as inline x87 intrinsics.
+
+2004-03-10 Anthony Green <green@redhat.com>
+
+ * doc/invoke.texi (ARM Options): Fix -mpfu typo.
+
+2004-03-10 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/aix.h (TARGET_OS_CPP_BUILTINS): Rename to ...
+ (TARGET_OS_AIX_CPP_BUILTINS): this. Conditionally define
+ __LONGDOUBLE128.
+ * config/rs6000/aix41.h (TARGET_OS_CPP_BUILTINS): Use
+ TARGET_OS_AIX_CPP_BUILTINS.
+ * config/rs6000/aix43.h (TARGET_OS_CPP_BUILTINS): Same.
+ * config/rs6000/aix51.h (TARGET_OS_CPP_BUILTINS): Same.
+ * config/rs6000/aix52.h (TARGET_OS_CPP_BUILTINS): Same.
+ * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Revert
+ previous change.
- * c-typeck.c ({un,}signed_type): If can't do anything, call
- signed_or_unsigned_type.
- (signed_or_unsigned_type): If already right signedness, return.
+2004-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
-Mon Oct 28 13:05:26 1996 Stephen Williams (steve@icarus.com)
+ * fold-const.c (tree_expr_nonnegative_p): Add more builtin cases.
- * i960.h: Add specification for -Jx types.
- * i960/t-960bare: Include multilib support for Jx types.
+2004-03-10 David Edelsohn <edelsohn@gnu.org>
-Mon Oct 28 10:06:00 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+ * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
+ __LONGDOUBLE128 on AIX.
- * rs6000/t-{ppc{,gas},solaris} (install-crt): Depend on
- installdirs, not install-dir.
+2004-03-10 Andrew Haley <aph@redhat.com>
- * rs6000/sysv4.h (TARGET_TOC): -fpic does not use a TOC area.
+ PR optimization/14381
+ * function.c (expand_function_end): Emit a blockage insn before
+ the epilogue when -fnon-call-exceptions is used.
-Mon Oct 28 09:07:42 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
+ * except.c (expand_start_all_catch): Make comment more accurate.
- * reload1.c (delete_output_reload): Don't use delete_insn
- when deleting all stores into a replaced pseudo.
+2004-03-08 Joel Sherrill <joel@oarcorp.com>
- * sh.md (movsf_ieq, movsf_ie): Merged the former into the latter.
- Changed matching define_split appropriately.
- (movsf): Changed appropriately.
- (reload_insf) Define.
- * sh.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
+ PR target/14480
+ * config/rs6000/t-rtems: Add missing file on branch.
-Mon Oct 28 08:38:23 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
+2004-03-10 Ulrich Weigand <uweigand@de.ibm.com>
- * dsp16xx.h (ASM_OUTPUT_BYTE): Adjust definition to actual type of
- VALUE, which is HOST_WIDE_INT.
+ * dbxout.c (dbxout_symbol_location): Do not output references
+ to optimized-out constant pool symbols.
-Mon Oct 28 07:36:07 1996 Ulrich Drepper <drepper@cygnus.com>
+2004-03-10 Andreas Schwab <schwab@suse.de>
- * ginclude/stddef.h: Make sure file is processed if some of the
- known __need_* macros is defined.
+ * config/ia64/ia64.md (divsi3, udivsi3): Remove unused variable
+ twon34_r.
-Sun Oct 27 21:37:59 1996 J.T. Conklin <jtc@cygnus.com>
+2004-03-09 James E Wilson <wilson@specifixinc.com>
- * m68k.c (output_function_prologue): Adjust SP then use movmel with
- plain address indirect mode for TARGET_5200.
- (output_function_epilogue): Disable moveml and use several movel's
- instead for TARGET_5200.
- (output_function_{pro,epi}logue): Use lea instruction to adjust
- stack pointer for short displacements for TARGET_5200.
+ * alias.c (alias_sets_might_conflict_p): New.
+ * c-typeck.c (build_c_cast): Call it if warn_strict_aliasing > 1.
+ * common.opt (Wstrict-aliasing=): New.
+ * flags.h (warn_strict_aliasing): Change type to int.
+ * opts.c (warn_strict_aliasing): Change type to int.
+ (common_handle_option): Handle OPT_Wstrict_aliasing_.
+ * tree.h (alias_sets_might_conflict_p): Declare it.
+ * doc/invoke.tex (-Wstrict-aliasing=2): Document it.
-Sun Oct 27 15:27:45 1996 Jeffrey A Law (law@cygnus.com)
+2004-03-10 Roman Zippel <zippel@linux-m68k.org>
- * fold-const.c (merge_ranges): Fix thinko/typo.
+ PR bootstrap/12371
+ * config/m68k/m68k.h (FIXED_REGISTERS): Add arg pointer.
+ (CALL_USED_REGISTERS): Likewise.
+ (REG_CLASS_CONTENTS): Likewise.
+ (REG_ALLOC_ORDER): New.
+ (REGNO_REG_CLASS): Use regno_reg_class.
+ * config/m68k/m68k.c: Add regno_reg_class array.
-Sat Oct 26 22:07:04 1996 Ian Lance Taylor <ian@cygnus.com>
+2004-03-09 Steve Ellcey <sje@cup.hp.com>
- * expr.c (convert_modes): Before returning a const_double for a
- large unsigned value, zero extend an integer value if necessary.
+ * config/ia64/ia64.md (divsi3): Fix algorithm.
+ (udivsi3): Ditto.
+ (setf_exp_xf): Remove '*' from name.
+ * testsuite/gcc.dg/20040309-1.c: New test.
-Sat Oct 26 15:24:55 1996 Philippe De Muyter <phdm@info.ucl.ac.be>
+2004-03-09 Ian Lance Taylor <ian@wasabisystems.com>
- * m68k/x-mot3300 (XCFLAGS): Disable native assembler's jump
- optimization for expr.o and cp/decl.o.
+ * system.h (SUNOS4_SHARED_LIBRARIES): Poison.
+ * collect2.c: Remove SUNOS4_SHARED_LIBRARIES code.
+ * config/sparc/aout.h (TARGET_ASM_SELECT_SECTION): Don't define.
+ * config/sparc/sparc.c (sparc_aout_select_section): Remove.
+ (sparc_aout_select_rtx_section): Don't check
+ SUNOS4_SHARED_LIBRARIES.
+ * config/sparc/sparc.h (SUNOS4_SHARED_LIBRARIES): Don't define.
-Sat Oct 26 14:04:09 1996 Ben Harris <bjh21@cam.ac.uk>
+2004-03-10 Hans-Peter Nilsson <hp@axis.com>
- * m68k.c (output_function_prologue): Add REGISTER_PREFIX to stack
- probe instruction.
+ PR other/14474
+ * doc/md.texi (Pattern Ordering, Dependent Patterns)
+ (Jump Patterns, Looping Patterns): Wrap in separate "@ifset
+ INTERNALS".
-Sat Oct 26 13:59:05 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+2004-03-09 Zack Weinberg <zack@codesourcery.com>
- * explow.c (allocate_dynamic_stack_space): Delete reference to
- nonexistant macro ALLOCATE_OUTGOING_ARGS.
+ * config/ia64/hpux.h (MULTILIB_DEFAULTS): Define.
+ (LIBGCC_SPEC): Update to match.
- * next.h (CPP_PREDEFINES): Add -D_NEXT_SOURCE.
+2004-03-09 Zack Weinberg <zack@codesourcery.com>
-Sat Oct 26 13:50:49 1996 Mark Mitchell (mitchell@centerline.com)
+ * c-decl.c (last_function_parms, last_function_parm_tags)
+ (last_function_parm_others, current_function_parms)
+ (current_function_parm_tags, current_function_parm_others):
+ Delete.
+ (ARG_INFO_PARMS, ARG_INFO_TAGS, ARG_INFO_TYPES, ARG_INFO_OTHERS):
+ New macros.
+ (grokdeclarator): For function definitions, save the arg-info
+ block from the declarator in DECL_ARGUMENTS.
+ (grokparms): Do not write to last_function_parm*. Use ARG_INFO_*
+ macros to operate on arg-info block. Can assume ARG_INFO_PARMS
+ contains only PARM_DECLs. Improve diagnostics.
+ (get_parm_info): Use ARG_INFO_* macros. Improve comments and
+ diagnostics. Disable some expensive checks if not ENABLE_CHECKING.
+ (store_parm_decls_newstyle): Take the function to operate on,
+ and an arg-info block, as arguments; don't get anything from
+ current_function_* globals.
+ (store_parm_decls_oldstyle): Likewise.
+ (store_parm_decls): Pass fndecl and its arg-info block down to
+ store_parm_decls_newstyle/oldstyle. Send functions with empty
+ argument lists through store_parm_decls_newstyle to reduce
+ overhead.
+ (pushdecl): Comment on the problems with the call to copy_node.
+ Clear DECL_ARGUMENTS of the old node after copying it, if it
+ is an arg-info block instead of a chain of decls.
+ (start_function): Do not manipulate current_function_parm* or
+ last_function_parm*.
- * configure (i486-ncr-sysv4*): Use i386/sysv4gdb if stabs and gas.
+2004-03-09 Roger Sayle <roger@eyesopen.com>
+ Andrew Pinski <pinskia@physics.uc.edu>
-Sat Oct 26 12:20:35 1996 John F. Carr <jfc@mit.edu>
+ * ifcvt.c (noce_try_sign_mask): New function to transform
+ "x = (y < 0) ? z : 0" into the equivalent "x = (y >> C) & z".
+ (noce_process_if_block): Call noce_try_sign_mask.
- * configure: Support --with-cpu=* for SPARC. Or target default
- values instead of adding them.
- * sparc.c (cpu_default): Add entries for v8 and supersparc.
- * sparc.h: Define TARGET_CPU values for v8 and supersparc.
+2004-03-09 Andrew Pinski <apinski@apple.com>
-Sat Oct 26 11:38:01 1996 Kamil Iskra <iskra@student.uci.agh.edu.pl>
+ * c-typeck.c (tagged_types_tu_compatible_p):
+ Fix typo.
- * collect2.c (dump_file): Call fclose for opened files.
+2004-03-09 Roger Sayle <roger@eyesopen.com>
-Sat Oct 26 11:29:29 1996 J"orn Rennecke (amylaar@cygnus.co.uk)
+ * simplify-rtx.c (simplify_const_relational_operation): New function
+ renamed from simplify_relational_operation.
+ (simplify_relational_operation): Change prototype to accept an
+ additional mode argument. Call simplify_const_relational_operation.
+ (simplify_gen_relational): Update simplify_relational_operation call.
+ (simplify_ternary_operation): Update simplify_relational_operation
+ subroutine call to use simplify_const_relational_operation instead.
- * jump.c (jump_optimize): Fix second error in last change.
+ * rtl.h (simplify_const_relational_operation): Prototype here.
+ (simplify_relational_operation): Add addtional mode argument.
+
+ * combine.c (combine_simplify_rtx): Update calls to
+ simplify_relational_operation.
+ (simplify_set): Likewise.
+ (gen_binary): Likewise.
+ * cse.c (fold_rtx): Likewise.
+ * dojump.c (compare_from_rtx): Likewise.
+ (do_compare_rtx_and_jump): Likewise.
+ * integrate.c (subst_constants): Likewise.
+ * unroll.c (simplify_cmp_and_jump_insns): Likewise.
+
+2004-03-09 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/m32r/m32r.md: Remove all define_peephole's.
+
+2004-03-09 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.md: Remove trailing whitespace.
+
+2004-03-08 Eric Christopher <echristo@redhat.com>
+
+ * Makefile.in (site.exp): Add libiconv variable definition.
+
+2004-03-09 Hans-Peter Nilsson <hp@axis.com>
+
+ * configure: Regenerate for config/accross.m4 correction.
+
+2004-03-08 Joel Sherrill <joel@oarcorp.com>
+
+ PR target/14480
+ * config/rs6000/t-rtems: Add missing file on branch.
+
+2004-03-08 Roger Sayle <roger@eyesopen.com>
+
+ PR middle-end/14289
+ * c-typeck.c (c_mark_addressable): A register variable should
+ be considered global if its not automatic, i.e. TREE_PUBLIC,
+ TREE_STATIC or DECL_EXTERNAL.
+ * function.c (put_var_into_stack): Call abort when placing a
+ hard register into the stack, if x_parm_reg_stack_loc is NULL.
+
+2004-03-08 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.md ("*extendqidi2_short_displ"): Add CC clobber.
+ ("*extendqisi2_short_displ"): Likewise.
+
+2004-03-08 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/pdp11/pdp11.c (comparison_operator_index): Remove.
+ (comp_operator): Likewise.
+ * config/pdp11/pdp11-protos.h: Remove corresponding
+ prototypes.
+
+2004-03-08 Eric Botcazou <ebotcazou@act-europe.fr>
+
+ * expr.c (highest_pow2_factor_for_type): Rename into
+ highest_pow2_factor_for_target. Use DECL_ALIGN instead of
+ TYPE_ALIGN when the target is a COMPONENT_REF.
+ (expand_assignment): Ajust call to highest_pow2_factor_for_type.
+
+2004-03-08 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.c: Formatting fix.
+ (legitimate_offset_address_p): Correct offset range check.
+
+ * config/rs6000/rs6000.c (rs6000_override_options): Don't override
+ -msoft-float by -mcpu. Consolidate similar code for MASK_MULTIPLE
+ and MASK_STRING.
+
+2004-03-07 Aldy Hernandez <aldyh@redhat.com>
- * svr3.h: Fix typo which makes comment text be non-comment.
+ * config/rs6000/rs6000.md (ashrdi3): Do not call ashrdi3_no_power
+ for little endian.
+ ("ashrdi3_no_power"): Disable for little endian.
+ (ashrdi3): Same.
-Fri Oct 25 16:18:39 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+2004-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
- * rs6000/t-winnt (LIBGCC1): Don't build libgcc1.
- (EXTRA_PARTS): Build crti.o, crtn.o.
- (stmp-crt): Remove old multilib support.
+ * fold-const.c (tree_expr_nonnegative_p): Reformat checks for
+ builtins.
-Thu Oct 24 15:09:14 1996 Jim Wilson <wilson@cygnus.com>
+2004-03-08 Hans-Peter Nilsson <hp@axis.com>
- * fold-const.c (make_range, case PLUS_EXPR): Normalize an unsigned
- range that wraps around 0.
+ PR target/14471
+ * configure.ac (Target-specific assembler checks) <cris-*-*>: New
+ case, checking for -no-mul-bug-abort option.
+ * configure, config.in: Regenerate.
+ * doc/invoke.texi (CRIS Options): Document -mmul-bug-workaround
+ and -mno-mul-bug-workaround.
+ * config/cris/cris.md ("smulsi3_highpart", "umulsi3_highpart")
+ ("mulsidi3", "umulsidi3"): Prefix output template with "%!".
+ ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3"):
+ Ditto. Make attribute "slottable" dependent on TARGET_MUL_BUG.
+ * config/cris/mulsi3.asm (__Mul) [__CRIS_arch_version >= 10]: Make
+ sure mulu.d is not last on cache-line.
+ * config/cris/cris.h (ASM_SPEC): Translate -mno-mul-bug-workaround
+ into -no-mul-bug-abort depending on HAVE_AS_MUL_BUG_ABORT_OPTION.
+ (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG): New macros.
+ (TARGET_SWITCHES): New options -mmul-bug-workaround and
+ -mno-mul-bug-workaround.
+ (TARGET_DEFAULT): Include TARGET_MASK_MUL_BUG.
+ (PRINT_OPERAND_PUNCT_VALID_P): Include '!'.
+ * config/cris/cris.c (cris_operand_extend_operator): Clarify
+ relation to MULT in head comment.
+ (cris_op_str): Abort for MULT.
+ (cris_print_operand) <case '!'>: New case.
-Thu Oct 24 14:37:17 1996 Ian Lance Taylor <ian@cygnus.com>
+2004-03-08 Alan Modra <amodra@bigpond.net.au>
- * mips.md: Change predicates for 64 bit arithmetic operations
- so that they accept sign extended registers as operands.
- (extendsidi2): Accept hi or lo as input.
- * mips.c (movdi_operand, se_register_operand,
- se_reg_or_0_operand, se_uns_arith_operand, se_arith_operand,
- se_nonmemory_operand, se_nonimmediate_operand): New functions.
- (mips_move_2words): Handle a SIGN_EXTEND source.
- (print_operand): Handle a SIGN_EXTEND operand.
- (mips_secondary_reload_class): Handle a SIGN_EXTEND rtx.
- * mips.h: Declare new mips.c functions.
- (PREDICATE_CODES): Add new functions.
+ PR debug/11983
+ * dwarf2out.c (enum dw_val_class): Rename dw_val_class_float to
+ dw_val_class_vec. Replace use throughout file.
+ (dw_float_const): Delete.
+ (dw_vec_const): New.
+ (dw_val_struct_union): Rename val_float to val_vec. Replace use
+ throughout file.
+ (add_AT_vec): Rename from add_AT_float. Add elt_size param.
+ (same_dw_val_p): Adjust vec comparison. Use memcmp.
+ (size_of_die): Adjust dw_val_class_vec sizing.
+ (output_die): Output dw_val_class_vec.
+ (insert_int, extract_int, insert_float): New functions.
+ (add_const_value_attribute): Use insert_float for CONST_DOUBLE.
+ Handle CONST_VECTOR.
+ (add_location_or_const_value_attribute): Handle CONST_VECTOR.
-Thu Oct 24 07:41:14 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+2004-03-07 Aldy Hernandez <aldyh@redhat.com>
- * fold-const.c (make_range, comparison cases): When making range
- for unsigned to merge in, use full range.
+ * config/rs6000/rs6000.c (rs6000_parse_abi_options): SPE and
+ AltiVec abi cannot co-exist.
+
+ * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Same.
- * stor-layout.c (GET_MODE_ALIGNMENT): Delete definition; duplicate.
+2004-03-07 Jan Hubicka <jh@suse.cz>
+
+ * except.c (emit_to_new_bb_before): Break fallthru edges.
+
+2004-03-07 Stephane Carrez <stcarrez@nerim.fr>
+
+ * config/m68hc11/m68hc11.md ("*lshrsi3_const"): Disable for 68HC12.
+ ("*lshrsi3"): Also accept an immediate for 68HC12.
+ ("*ashrsi3_const"): Likewise.
+ ("*ashrsi3"): Likewise.
+ ("*ashlsi3_const"): Likewise.
+ ("*ashlsi3"): Likewise.
+ ("cmphi_1_hc12"): Compare two hard register by pushing them and
+ comparing with a pop; don't use a split for that.
+ ("cmphi split"): Disable compare split for 68HC12.
+
+ * config/m68hc11/m68hc11.c (m68hc11_notice_update_cc): Invalidate
+ the status operands if they have side effects.
+
+2004-03-07 Kazu Hirata <kazu@cs.umass.edu>
+
+ * defaults.h (LEGITIMIZE_ADDRESS): Provide a default
+ definition.
+ * config/arc/arc.h, config/fr30/fr30.h, config/frv/frv.h,
+ config/h8300/h8300.h, config/ia64/ia64.h,
+ config/mcore/mcore.h, config/mmix/mmix.h,
+ config/ns32k/ns32k.h, config/pdp11/pdp11.h,
+ config/stormy16/stormy16.h, config/v850/v850.h,
+ config/vax/vax.h (LEGITIMIZE_ADDRESS): Remove.
+ * doc/tm.texi (LEGITIMIZE_ADDRESS): Mention the default
+ definition.
+
+2004-03-07 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (fold) <IOR_EXPR>: Fold x | x as x.
+ <XOR_EXPR>: Fold x ^ x as zero.
+ <AND_EXPR>: Fold x & x as x.
+
+2004-03-07 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (fold) <EQ_EXPR>: Rewrite optimization to transform
+ "foo++ == const" into "++foo == const+incr".
+
+2004-03-07 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.c (mips_in_small_data_p): Return false if
+ TARGET_ABICALLS.
+
+2004-03-06 Stephane Carrez <stcarrez@nerim.fr>
+
+ * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Use 2,-sp to push
+ the stack register.
+ (expand_prologue): Don't make an interrupt or a trap handler a far
+ symbol.
+ (m68hc11_initial_elimination_offset): Likewise.
+
+2004-03-06 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.c (alpha_in_small_data_p): False for functions.
+
+2004-03-06 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/ns32k/ns32k-protos.h: Add a prototype for
+ ns32k_notice_update_cc.
+ * config/ns32k/ns32k.c (ns32k_notice_update_cc): New.
+ * config/ns32k/ns32k.h (NOTICE_UPDATE_CC): Call
+ ns32k_notice_update_cc.
-Thu Oct 24 07:28:53 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
+2004-03-06 Ulrich Weigand <uweigand@de.ibm.com>
- * reload1.c (emit_reload_insns): Check for second_reloadreg
- in SECONDARY_OUTPUT_RELOAD_CLASS / PRESERVE_DEATH_INFO_REGNO_P case.
+ * config/s390/s390.md ("load_multiple", "*load_multiple_di",
+ "*load_multiple_si"): Allow only if reload_completed.
+ ("store_multiple", "*store_multiple_di", "*store_multiple_si"):
+ Likewise.
-Wed Oct 23 14:27:43 1996 Mike Stump <mrs@cygnus.com>
+2004-03-06 Kazu Hirata <kazu@cs.umass.edu>
- * crtstuff.c (__do_global_dtors_aux): Allow finalization code to
- be run more than once.
- * libgcc2.c (__do_global_dtors): Ditto.
-
-Wed Oct 23 20:42:23 1996 Joern Rennecke <amylaar@cygnus.co.uk>
+ * config/vax/vax-protos.h: Add a prototype for
+ vax_notice_update_cc.
+ * config/vax/vax.c (vax_notice_update_cc): New.
+ * config/vax/vax.h (NOTICE_UPDATE_CC): Call
+ vax_notice_update_cc.
- * sh.c (dump_table): handle SFmode and DFmode.
- (broken_move): handle simple PARALLEL.
- (machine_dependent_reorg, pc-relative move generation): Likewise.
- * sh.h (CONST_DOUBLE_OK_FOR_LETTER_P): always true for 'F' .
- (LEGITIMATE_CONSTANT_P): accept SFmode and DFmode.
- * sh.md (movdf_k, movsf_i, movsf_ie): new alternative for
- pc-relative load.
- (movsf_ieq): new define_insn with matching define_split.
- (movsf): use it where appropriate.
- (consttable_sf, consttable_df): new define_insns.
+2004-03-06 David Edelsohn <edelsohn@gnu.org>
-Wed Oct 23 17:48:32 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+ * collect2.c (main): Only export initfunc and finifunc if
+ LD_INIT_SWITCH not defined.
+ (scan_prog_file): Only export constructors and destructors if
+ LD_INIT_SWITCH not defined. Only export symbols not found in
+ shared objects.
- * svr4.h (MAKE_DECL_ONE_ONLY): Fix typo in use of macro parameter.
+2004-03-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
-Wed Oct 23 17:46:13 1996 Pat Rankin <rankin@eql.caltech.edu>
+ * pa.md (icacheflush): Reorder operands to make match_scratch operand
+ last.
+ * pa.h (INITIALIZE_TRAMPOLINE): Remove unnecessary scratch argument
+ from calls to gen_icacheflush.
- * cexp.y (yylex): Cast string literal to U_CHAR* for lookup() call.
+2004-03-06 Richard Henderson <rth@redhat.com>
-Wed Oct 23 14:50:04 1996 Jason Merrill <jason@yorick.cygnus.com>
+ * config/alpha/alpha.h (MASK_LONG_DOUBLE_128): New.
+ (TARGET_LONG_DOUBLE_128): New.
+ (TARGET_SWITCHES): Add long-double-{128,64}.
+ (TARGET_HAS_XFLOATING_LIBS): Default to TARGET_LONG_DOUBLE_128.
+ (LONG_DOUBLE_TYPE_SIZE): Honor TARGET_LONG_DOUBLE_128.
+ (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): New.
+ (WIDEST_HARDWARE_FP_SIZE): New.
+ (TARGET_CPU_CPP_BUILTINS): Define __LONG_DOUBLE_128__.
+ * config/alpha/alpha.c (override_options): Clear MASK_LONG_DOUBLE_128
+ if TARGET_VAX_FLOAT.
+ * config/alpha/osf5.h (LONG_DOUBLE_TYPE_SIZE): Remove.
+ (TARGET_DEFAULT): Set MASK_LONG_DOUBLE_128.
- * stmt.c (expand_return): Expand cleanups. Make sure we get pseudo
- and provide target in non-BLKmode case. Get proper return type of fn.
+2004-03-06 Richard Henderson <rth@redhat.com>
-Wed Oct 23 14:16:06 1996 Ian Lance Taylor <ian@cygnus.com>
+ * config/alpha/alpha.c (alpha_swapped_comparison_operator): Fix
+ botched rtx class conversion.
- * reload.c (find_reloads): Handle any unary operator.
- * recog.c (constrain_operands): Likewise.
+2004-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
- * mips.md: Remove extendsidi2 define_expand.
- Rename extendsidi2_internal define_insn to extendsidi2, and add a
- register to register case.
+ * tree.h (BUILTIN_EXP10_P, BUILTIN_EXPONENT_P, BUILTIN_SQRT_P,
+ BUILTIN_CBRT_P, BUILTIN_ROOT_P): New macros.
-Wed Oct 23 14:08:31 1996 Jim Wilson <wilson@cygnus.com>
+ * builtins.c (fold_builtin_logarithm, fold_builtin): Use new
+ macros.
+ * fold-const.c (fold_mathfn_compare, fold): Likewise.
- * a29k.c (a29k_makes_calls): New global variable.
- (compute_regstack_size, a29k_compute_reg_names): New functions.
- (output_prolog): Much code moved to two new functions.
- Use a29k_makes_calls instead of makes_calls.
- * a29k.h (ASM_DECLARE_FUNCTION_NAME): Call a29k_compute_reg_names.
+2004-03-06 Eric Botcazou <ebotcazou@libertysurf.fr>
- * calls.c (expand_call): In target code, move PARALLEL case above
- target != case.
+ PR target/14343
+ * config/i386/i386.md (movv2di_internal): Conditionalize on
+ TARGET_SSE, not TARGET_SSE2.
- * mips.c (block_move_load_store, block_move_sequence): Delete.
- (block_move_loop): New parameter orig_dest. Call change_address to
- create new MEM instead of gen_rtx.
- (expand_block_move): New local orig_dest. Pass it to block_move_loop.
- Call change_address to create new MEM instead of gen_rtx.
+2004-03-05 Chris Demetriou <cgd@broadcom.com>
-Wed Oct 23 10:30:32 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
+ * config.gcc (mips64orion-*-elf*, mips64orionel-*-elf*): Delete
+ duplicated line.
- * loop.c (combine_givs): When combining a DEST_REG giv with its
- only use, always set the benefit of the combined giv to that of
- the DEST_REG giv.
+2004-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
- * emit-rtl (gen_lowpart_common): When converting a floating
- point value into an integer, use WORD as (first) word.
+ * builtins.c: Consistently use logN not log* in comments.
- * combine.c (can_combine_p): When SMALL_REGISTER_CLASSES is defined,
- avoid substituting a return register into I3.
+2004-03-05 Andreas Krebbel <krebbel1@de.ibm.com>
- * optabs.c (emit_libcall_block): Before adding an REG_EQUAL note,
- check that it will really apply to a single instruction.
- (expand_binop, expand_fix): Likewise.
+ * rtl.h (mem_expr_equal_p): Function prototype added.
+ * cfgcleanup.c (merge_memattrs): New function.
+ (flow_find_cross_jump): Call merge_memattrs for matching insns.
+ * emit-rtl.c (mem_expr_equal_p): New function.
-Wed Oct 23 10:20:52 1996 Stephen L Moshier (moshier@world.std.com)
+2004-03-05 Ziemowit Laski <zlaski@apple.com>
- * real.c (exact_real_inverse): New function, if REAL_ARITHMETIC.
- * fold-const.c (exact_real_inverse): Likewise, if no REAL_ARITHMETIC.
- (fold, case RDIV_EXPR): Turn divide by constant into multiplication
- by the reciprocal, if optimizing and result is exact.
- * real.h (exact_real_inverse): Declare.
+ * objc/objc-act.c (synth_module_prologue): Const-qualify
+ objc_selector type if using the GNU runtime; fix generated
+ signatures for objc_msg_lookup and objc_msg_lookup_super
+ to match what GNU ObjC headers provide; reformat and clean up.
+ (synth_self_and_ucmd_args): Use previously constructed (and
+ hence possibly const-qualified) objc_selector type.
-Wed Oct 23 00:12:52 1996 Torbjorn Granlund <tege@nada.kth.se>
+2004-03-05 Kazu Hirata <kazu@cs.umass.edu>
- * expr.h (emit_store_flag_force): Declare.
+ * doc/tm.texi (HARD_REGNO_RENAME_OK): Document.
-Tue Oct 22 18:32:20 1996 Jim Wilson <wilson@cygnus.com>
+2004-03-05 Jason Merrill <jason@redhat.com>
- * unroll.c (unroll_loop): Always reject loops with unbalanced blocks.
+ * tree.h (TYPE_HASH): Use TYPE_UID.
+ (TREE_HASH): New macro with old definition of TYPE_HASH.
+ * tree.c (build_type_attribute_variant): Use iterative_hash_object.
+ (build_array_type, build_function_type): Likewise.
+ (build_method_type_directly): Likewise.
+ (build_offset_type, build_complex_type): Likewise.
+ (type_hash_list, attribute_hash_list): Likewise. Now static.
+ * except.c: s/TYPE_HASH/TREE_HASH/.
-Tue Oct 22 18:27:06 1996 Ian Lance Taylor <ian@cygnus.com>
+2004-03-05 Bob Wilson <bob.wilson@acm.org>
- * config/fp-bit.c (float_to_usi): Correct thinko: avoid negative shift.
- (df_to_sf): Remember any discarded nonzero bits in the low order
- guard bit.
+ * config/xtensa/xtensa.c (function_arg): Handle 16-byte aligned args.
+ (xtensa_va_start): Initialize __va_stk to ($arg_ptr - 32). Adjust
+ __va_ndx by 2 words when referencing an argument on the stack.
+ (xtensa_va_arg): Handle 16-byte aligned args. Adjust __va_ndx by 2
+ words when an arg on the stack is first seen.
- * ginclude/va-mips.h: Add support for -mips1 and -msoft-float when
- using -mabi=eabi.
- * mips/abi64.h (SETUP_INCOMING_VARARGS): When MIPS EABI, handle
- TARGET_SINGLE_FLOAT or ! TARGET_FLOAT64 correctly when saving
- floating point registers to the stack.
- * mips/mips.c (mips_function_value): If TARGET_SINGLE_FLOAT, use
- GP_RETURN for floating point types larger than 4 bytes.
+2004-03-05 Paul Brook <paul@codesourcery.com>
-Tue Oct 22 09:43:49 1996 Geoffrey Noer <noer@cygnus.com>
+ * arm.h (ARM_FLAG_VFP): Remove.
+ (ARM_FLAG_ATPCS, CIRRUS_FIX_INVALID_INSNS): Renumber.
+ * netbsd-elf.h (ARM_FLAG_VFP): Remove.
- * rs6000/cygwin32.h (LIB_SPEC): Add -lkernel32 all of the time,
- and {user,gdi,comdlg}32 if -mwindows.
+2004-03-05 Paul Brook <paul@codesourcery.com>
-Tue Oct 22 05:24:05 1996 Jason Merrill <jason@yorick.cygnus.com>
+ * function.c (assign_parms): Include pretend alignment offset.
- * dwarf2out.c (scope_die_for): Don't skip lexical blocks.
- (gen_lexical_block_die): Call push_decl_scope.
- (gen_subprogram_die): Never refer to the function symbol.
- (dwarfout_begin_prologue): Likewise.
+2004-03-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-Mon Oct 21 20:22:49 1996 Torbjorn Granlund <tege@nada.kth.se>
+ * stor-layout.c (layout_type, case FUNCTION_TYPE): Make size
+ FUNCTION_BOUNDARY, not POINTER_SIZE * 2.
- * expmed.c (emit_store_flag_force): New function.
- * optabs.c (expand_binop): Use it.
-
- * expr.c (do_store_flag): Don't check if target is 0 in code
- emitting store flag as compare-branch.
+2004-03-05 Ian Lance Taylor <ian@wasabisystems.com>
-Mon Oct 21 17:58:33 1996 Ian Lance Taylor <ian@cygnus.com>
+ * configure.ac: When passing --enable-languages to subdir
+ configure when host != build, make sure we don't pass an empty
+ value.
+ * configure: Regenerate.
- * mips.c (override_options): Correct typo (MASK_64BIT should
- have been TARGET_64BIT).
+2004-03-05 Nathan Sidwell <nathan@codesourcery.com>
-Mon Oct 21 13:58:54 1996 Jim Wilson <wilson@cygnus.com>
+ PR 13577
+ * gcc.c (cc1_options): Robustify -auxbase-strip from multiple -o
+ options.
- * unroll.c (loop_comparison_code): New static variable.
- (unroll_loop): Add check for loop_comparison_code
- (loop_iterations): Set loop_comparison_code.
+2004-03-05 Paolo Bonzini <bonzini@gnu.org>
- * sh.c (gen_shl_sext): Add missing parameter to shl_sext_kind call.
+ * simplify-rtx.c (simplify_relational_operation): If
+ flag_wrapv is set, do not move terms between the two
+ side of a relational operator.
- * mips.h (INITIAL_FRAME_POINTER_OFFSET): Delete.
+2004-03-05 Paolo Bonzini <bonzini@gnu.org>
- * loop.c (strength_reduce): Add check for ! bl->reversed to
- auto_inc_opt code.
+ * rtlanal.c: Include target.h and output.h
+ (rtx_cost, address_cost, default_address_cost): Move from...
+ * cse.c (rtx_cost, address_cost, default_address_cost):
+ ... this file.
+ * rtl.h (rtx_cost, address_cost): Move under rtlanal.c.
+ * Makefile.in: Adjust dependencies.
-Mon Oct 21 12:28:15 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
+2004-03-05 Paolo Bonzini <bonzini@gnu.org>
- * jump.c (jump_optimize): Fix bug in Oct. 14 change.
+ * cse.c (cse_end_of_basic_block): Make static.
+ * local-alloc.c (function_invariant_p): Move to
+ reload1.c.
+ * loop.c (libcall_other_reg, record_excess_regs):
+ Make static.
+ * reload1.c (function_invariant_p): Moved here
+ from local-alloc.c, made static.
+ * rtl.h (cse_end_of_basic_block, function_invariant_p,
+ libcall_other_reg, record_excess_regs): Remove
+ declarations.
-Mon Oct 21 07:59:16 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+2004-03-05 Kazu Hirata <kazu@cs.umass.edu>
- * expr.c (store_expr): Disable optimization of using convert
- if exp's type is a subtype.
+ * config/m32r/m32r.c (signed_comparison_operator): Add a
+ missing parenthesis.
- * c-typeck.c (build_array_ref): If -Wchar-subscripts, also warn
- in case when pointer is being indexed.
+2004-03-04 Ian Lance Taylor <ian@wasabisystems.com>
-Mon Oct 21 07:39:31 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
+ * ggc-common.c (gt_pch_restore): Don't unmap addr unless we are
+ going to call mmap again. Read the file into the right place.
+ Give a fatal error if we have to relocate.
- * jump.c (jump_optimize): Use emit_store_flag even if branches
- are cheap, if the store is even cheaper.
+2004-03-04 Bob Wilson <bob.wilson@acm.org>
-Sun Oct 20 20:01:09 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+ * config/xtensa/xtensa.c (xtensa_return_in_msb): New function.
+ (TARGET_RETURN_IN_MSB): Define to xtensa_return_in_msb.
- * reload1.c (reload_reg_free_p, reloads_conflict): RELOAD_OTHER
- and RELOAD_FOR_OTHER_ADDRESS conflict.
+2004-03-05 Hans-Peter Nilsson <hp@axis.com>
- * i386.md (ffs[sh]i2): Add missing CC_STATUS_INIT.
+ PR other/14354
+ * config/fp-bit.c (_fpdiv_parts): Do not round when pack_d would
+ round the same. When rounding, clear bits that would cause a
+ second rounding in pack_d.
+ (_fpmul_parts): Ditto. Remove #if 0:d code.
-Fri Oct 18 13:32:13 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+2004-03-04 Ziemowit Laski <zlaski@apple.com>
- * rs6000.md (float conversion insns): Generate correct code
- if the bit 15 of rs6000_fpmem_offset is non-zero.
+ PR c++/14425, c++/14426
+ * config/rs6000/altivec.h (vec_splat_s8, vec_splat_s16,
+ vec_splat_s32, vec_splat_u8, vec_splat_u16, vec_splat_u32):
+ Change C++ definitions to accept a 'const int' argument;
+ the prototypes already do.
+ * config/rs6000/rs6000.c (rs6000_common_init_builtins):
+ Rename v4si_ftype_char, v8hi_ftype_char, v16qi_ftype_char,
+ v4sf_ftype_v4si_char, v4si_ftype_v4sf_char, v4si_ftype_v4si_char,
+ v8hi_ftype_v8hi_char, v16qi_ftype_v16qi_char,
+ v16qi_ftype_v16qi_v16qi_char, v8hi_ftype_v8hi_v8hi_char,
+ v4si_ftype_v4si_v4si_char and v4sf_ftype_v4sf_v4sf_char to
+ end in ..._int; change them to accept an int instead of a char
+ as the last parameter.
-Thu Oct 17 23:22:03 1996 Jason Merrill <jason@yorick.cygnus.com>
+2004-03-04 Phil Edwards <phil@codesourcery.com>
- * dwarfout.c (data_member_location_attribute): Support binfos.
- (output_inheritance_die): New fn.
- (output_type): Use it.
+ * genmultilib: Change '=' to '-' when translating option names
+ to directory names.
- * dwarf2out.c (value_format): Split out from...
- (output_value_format): Here.
- (build_abbrev_table): Use value_format.
- (size_of_locs): New fn.
- (size_of_die): Don't assume a loc needs a 2-byte length.
- (value_format, output_die): Likewise.
+2004-03-04 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-Thu Oct 17 14:46:14 1996 Ian Lance Taylor <ian@cygnus.com>
+ * expr.c (expand_expr_real, case COMPONENT_REF): Get proper type of
+ stack slot for temp used for result of BLKmode but in integral mode.
- * mips.c (override_options): In 64 bit EABI mode, set TARGET_LONG64.
+2004-03-04 Jan Hubicka <jh@suse.cz>
-Thu Oct 17 11:34:51 1996 Bob Manson <manson@cygnus.com>
+ * reload.c (find_reloads): Reorganize if seqeunce to switch.
- * expr.c (do_jump): Conditionalize cleanups for the COND_EXPR case,
- similarly to the way TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR are
- handled.
+ * cfgrtl.c (rtl_redirect_edge_and_branch): Set the source BB as dirty.
+ (cfglayout_redirect_edge_and_branch): Set the source BB as dirty.
-Thu Oct 17 01:20:16 1996 Jim Wilson <wilson@cygnus.com>
+2004-03-04 Steve Ellcey <sje@cup.hp.com>
- * m68k.h (MASK_68040_ALSO): New macro.
- (TARGET_SWITCHES): Option -m68020-40 includes MASK_68040_ALSO.
+ * config/ia64/ia64.md (divdf3_internal_thr): Fix algorithm.
+ * testsuite/gcc.dg/20040303-1.c: New test.
-Wed Oct 16 16:25:38 1996 Jason Merrill <jason@yorick.cygnus.com>
+2004-03-04 Steven Bosscher <stevenb@suse.de>
- * dwarf2out.c (scope_die_for): Also support decls, add asserts.
- (modified_type_die): Modified types all go under comp_unit_die.
- (add_type_attribute): Just pass context_die through.
- (various): Revert useless lookup_type_die change.
- (gen_subprogram_die): Use scope_die_for. Call push_decl_scope.
- (gen_inlined_subroutine_die): Call push_decl_scope.
- (gen_struct_or_union_type_die): Likewise.
- (gen_decl_die): Don't call push_decl_scope.
+ * ppro.md: Rewrite as a DFA pipeline description.
+ * i386.md: Remove all uses of the ppro_uops attribute.
+ * i386.c: (ix86_safe_ppro_uops, ix86_dump_ppro_packet,
+ ix86_reorder_insn, ix86_sched_reorder_ppro, ix86_sched_init,
+ ix86_sched_reorder, ix86_variable_issue,
+ struct ix86_sched_data, TARGET_SCHED_VARIABLE_ISSUE,
+ TARGET_SCHED_INIT, TARGET_SCHED_REORDER): Remove.
+ (ia32_use_dfa_pipeline_interface): Add TARGET_PENTIUMPRO.
+ (ia32_multipass_dfa_lookahead): Add TARGET_PENTIUMPRO.
+ * athlon.md (athlon_ssecmp_load): Fix comment
- * mips/iris6.h (*_SPEC): Replace enumeration of !mabi= with !mabi*.
- (ASM_OUTPUT_{CON,DE}STRUCTOR): Enable.
- (STARTFILE_SPEC): Support -mips4, -shared.
- (ENDFILE_SPEC): Likewise.
- (LIB_SPEC): Support -shared, avoid warning 84.
- (LIBGCC_SPEC): Define.
- (LINK_SPEC): Support -shared, remove -woff 84.
- * mips/t-iris6 (EXTRA_PARTS): Add crtstuff.
- * crtstuff.c: Support Irix 6.
- * configure: Don't use collect2 for Irix 6.
- * libgcc2.c (__main): Don't use any of this stuff if HAS_INIT_SECTION.
+2004-03-04 Stuart Hastings <stuart@apple.com>
-Wed Oct 16 11:46:37 1996 Mike Stump <mrs@cygnus.com>
+ * gcc/doc/invoke.texi: Document -mlongcall for Darwin/PPC.
- * elxsi.h (CHECK_FLOAT_VALUE): Removed.
+2004-03-04 Stuart Hastings <stuart@apple.com>
-Wed Oct 16 14:19:38 1996 Jim Wilson <wilson@cygnus.com>
+ * gcc/config/i386/darwin.h: Darwin/x86 doesn't support CPUs before
+ 686, tell Darwin assembler to allow prefetch insns, non-empty def
+ of SUBTARGET_OPTION_TRANSLATE_TABLE.
- * iris6.h (CPP_PREDEFINES): Add -D_LONGLONG.
- (CPP_SPECS): Remove -D_LONGLONG.
+2004-03-04 DJ Delorie <dj@redhat.com>
-Wed Oct 16 03:34:42 1996 Torbjorn Granlund <tege@nada.kth.se>
+ PR optimization/14282
+ * sched-deps.c (sched_analyze_insn): Allow a stack adjustment
+ between a call and the assignment of its return value.
- * i386.md (parallel inc/dec and branch-if-zero/nonzero): New patterns.
+2004-03-04 Kazu Hirata <kazu@cs.umass.edu>
-Tue Oct 15 22:28:11 1996 Ian Lance Taylor <ian@cygnus.com>
+ * config/h8300/h8300.c: Put a comment for every function.
- * mips.h (enum mips_abi_type): Add ABI_EABI.
- (CPP_SPEC): Define __mips_soft_float if -msoft-float, and
- __mips_eabi if -mabi=eabi.
- (INITIAL_ELIMINATION_OFFSET, CUMULATIVE_ARGS,
- GO_IF_LEGITIMATE_ADDRESS, CONSTANT_ADDRESS_P, LEGITIMATE_CONSTANT,
- LEGITIMIZE_ADDRESS): Add support for MIPS EABI.
- * mips/abi64.h (STACK_BOUNDARY, MIPS_STACK_ALIGN,
- FUNCTION_ARG_PADDING, RETURN_IN_MEMORY, SETUP_INCOMING_VARARGS):
- Add support for MIPS EABI.
- (FUNCTION_ARG_PASS_BY_REFERENCE): Define.
- (FUNCTION_ARG_CALLEE_COPIES): Define.
- * mips.c (mips_const_double_ok, function_arg_advance,
- function_arg, function_arg_partial_nregs, override_options,
- compute_frame_size): Add support for MIPS EABI.
- (function_arg_pass_by_reference): New function.
- * ginclude/va-mips.h: Add support for MIPS EABI.
+2004-03-04 Kazu Hirata <kazu@cs.umass.edu>
-Tue Oct 15 19:10:08 1996 Jason Merrill <jason@yorick.cygnus.com>
+ * config/h8300/h8300.md: Add comments about peephole2's.
- * toplev.c (rest_of_type_compilation): Don't write out
- DWARF for function-scope types yet.
- (compile_file): Do send vars with no RTL to the DWARF code.
+2004-03-04 Steven Bosscher <stevenb@suse.de>
-Tue Oct 15 17:54:43 1996 Doug Evans <dje@cygnus.com>
+ * i386.h (TARGET_CPU_DEFAULT_nocona): Fix value.
- * loop.c (strength_reduce): Avoid taking PATTERN of a label.
+2004-03-04 Jan Hubicka <jh@suse.cz>
-Tue Oct 15 16:52:33 1996 Ian Lance Taylor <ian@cygnus.com>
+ * cfgcleanup.c (thread_jump): Update call of cselib_init.
+ * cselib.c (cselib_record_memory): New static variable.
+ (cselib_lookup_mem, cselib_record_set, cselib_record_sets):
+ Give up on memories when asked for.
+ (cselib_init): Accept new argument.
+ * cselib.h (cselib_init): Update prototype.
+ * gcse.c (local_cprop_pass): Update call of cselib_init.
+ * loop.c (load_mems): Update call of cselib_init.
+ * postreload.c (reload_cse_regs_1): Update call of cselib_init.
+ * sched-deps.c (sched_analyze): Update call of cselib_init.
- * mips/iris6.h: (SUBTARGET_CPP_SIZE_SPEC): Define.
- (SUBTARGET_CPP_SPEC): Remove definitions of __SIZE_TYPE__ and
- __PTRDIFF_TYPE__, now in SUBTARGET_CPP_SIZE_SPEC.
-
-Tue Oct 15 11:19:17 1996 Lee Iverson <leei@Canada.AI.SRI.COM>
-
- * mips.h (CPP_SPEC): Restore -D_LANGUAGE_C for Objective C.
-
-Mon Oct 14 18:03:35 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * dwarf2out.c (gen_decl_die): Do generate dies for classes with -g1.
- (dwarfout_file_scope_decl): Likewise.
-
-Mon Oct 14 16:31:44 1996 Joern Rennecke <amylaar@cygnus.co.uk>
-
- * jump.c (jump_optimize): Check for if (...) { x = a; goto l; } x = b;
-
-Mon Oct 14 14:19:49 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * dwarf2out.c (modified_type_die): Don't bother with AT_address_class.
- (add_data_member_location_attribute): Handle getting a binfo.
- (add_location_or_const_value_attribute): Handle a decl with no RTL.
- (add_pure_or_virtual_attribute): Add AT_vtable_elem_location.
- (add_name_and_src_coords_attributes): Only use DECL_ASSEMBLER_NAME
- for staticp things.
- (gen_subprogram_die): Set up AT_inline for abstract decls.
- (gen_inheritance_die): New fn.
- (gen_member_die): Also emit info for base classes.
-
-Sat Oct 12 00:07:00 1996 Doug Evans <dje@cygnus.com>
-
- * fold-const.c (make_range): Handle NULL operand 0 like in BIND_EXPRs.
-
-Fri Oct 11 15:42:22 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * toplev.c (rest_of_compilation): If we did a
- save_for_inline_copying, reset DECL_ABSTRACT_ORIGIN for the
- function when we're done.
-
- * toplev.c (main): DWARF works with C++ now.
-
- * dwarf2out.c (gen_subprogram_die): Disable MIPS_AT_has_inline
- support for now.
+2004-03-04 David Edelsohn <edelsohn@gnu.org>
+ GP <gp@qnx.com>
-Fri Oct 11 14:31:10 1996 Torbjorn Granlund <tege@nada.kth.se>
+ * config/rs6000/rs6000.c (output_function_profiler): Append @plt
+ when compiling PIC.
- * dwarfout.c: (output_bound_representation): Fix typo in prototype.
+2004-03-04 Josef Zlomek <zlomekj@suse.cz>
-Fri Oct 11 12:19:21 1996 Ian Lance Taylor <ian@cygnus.com>
+ PR/14362
+ * var-tracking.c (track_expr_p): Do not track variables which
+ should be ignored for debugging purposes.
- * mips.h ({,SUBTARGET_}MIPS_AS_ASM_SPEC): Define.
- ({GAS,TARGET,SUBTARGET}_ASM_SPEC): Define.
- (SUBTARGET_ASM_{OPTIMIZING,DEBUGGING}_SPEC): Define.
- (ASM_SPEC): Rewrite to use above specs.
- (SUBTARGET_CPP{,_SIZE}_SPEC): Define.
- (CPP_SPEC): Use above specs. Don't define _LANGUAGE_C if C++ or
- Objective C.
- ({,SUBTARGET_}EXTRA_SPECS): Define.
- * mips/dec-bsd.h ({CPP,ASM}_SPEC): Don't define.
- * mips/dec-osf1.h (CPP_SPEC): Don't define.
- (SUBTARGET_CPP_SIZE_SPEC): Define.
- * mips/elf64.h (CPP_SPEC): Don't define.
- (SUBTARGET_CPP_SPEC): Define.
- * mips/gnu.h (TARGET_DEFAULT): Define.
- (ASM_SPEC): Don't define.
- * mips/iris3.h (CPP_SPEC): Don't define.
- (SUBTARGET_CPP_SPEC): Define.
- * mips/iris4loser.h (ASM_SPEC): Don't define.
- (SUBTARGET_MIPS_AS_ASM_SPEC): Define.
- (SUBTARGET_ASM_OPTIMIZING_SPEC): Define.
- * mips/iris5.h (CPP_SPEC): Don't define.
- (SUBTARGET_CPP_SPEC): Define.
- * mips/iris6.h ({CPP,ASM}_SPEC): Don't define.
- (SUBTARGET_{CPP,ASM,MIPS_AS_ASM,ASM_DEBUGGING}_SPEC): Define.
- * mips/netbsd.h ({CPP,ASM}_SPEC): Don't define.
- (SUBTARGET_CPP_SPEC): Define.
- * mips/osfrose.h ({CPP,ASM,ASM_FINAL}_SPEC): Don't define.
- (SUBTARGET_CPP{,_SIZE}_SPEC): Define.
- * mips/sni-svr4.h (CPP_SPEC): Don't define.
- (SUBTARGET_CPP_SIZE_SPEC): Define.
-
-Thu Oct 10 17:58:49 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * mips/iris6.h (ASM_OUTPUT_SECTION_NAME): Define.
- (DWARF_OFFSET_SIZE): Define.
-
- * dwarf2out.c (most everywhere): Support SGI/MIPS -mabi=64 by fixing
- code which assumed pointers are 4 bytes long, parameterizing many
- sizes on DWARF_OFFSET_SIZE and using DELTA instead of DELTA4,
- DATA instead of DATA4, FORM_ref instead of FORM_ref4.
- (DWARF_ROUND, UNALIGNED_DOUBLE_INT_ASM_OP): New macros.
- (UNALIGNED_WORD_ASM_OP, ASM_OUTPUT_DWARF_DELTA): Likewise.
- (ASM_OUTPUT_DWARF_DATA, DW_FORM_data, DW_FORM_ref): New macros.
- (gen_variable_die): Only equate_decl_number_to_die if
- decl is TREE_STATIC.
- (get_AT): Fix thinko.
-
- * dwarf2out.c (constant_size): New fn.
- (size_of_die): Use it instead of assuming 4 bytes.
- (output_value_format, output_die): Likewise.
- (build_abbrev_table): Need new abbrev if size of constant differs.
- (dwarf_attr_name): Add new SGI/MIPS extensions.
- (gen_subprogram_die): Support DW_AT_MIPS_has_inlines.
- (gen_inlined_subroutine_die): Likewise.
-
-Thu Oct 10 16:38:58 1996 Ian Lance Taylor <ian@cygnus.com>
-
- * mips.md (mov[sd]fcc): Use register_operand, not reg_or_0_operand,
- for source predicates.
-
-Thu Oct 10 15:19:38 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000.md (floatsidf2_load): For large stack frames, do not
- generate an illegal memory reference.
- (movdi, movdf define_splits): Fix code so that it works for either
- big or little endian hosts generating code for either big or
- little endian targets.
-
- (from Jim Wilson)
- * rs6000.c (rs6000_save_toc_p): Delete global variable.
- (rs6000_{save,restore}_machine_status): Do not save/restore it.
- (rs6000_init_expanders): Do not initialize it.
- (rs6000_stack_info): Always create TOC save space.
-
- * rs6000.md (NT indirect call insns): Do not set
- rs6000_save_toc_p.
-
- * rs6000.h (rs6000_save_toc_p): Delete declaration.
-
-Wed Oct 9 18:06:54 1996 Ian Lance Taylor <ian@cygnus.com>
-
- * mips.h (EMPTY_FIELD_BOUNDARY): Define as 32.
- * mips/abi64.h (EMPTY_FIELD_BOUNDARY): Don't define.
-
- * mips/abi64.h (TARGET_DEFAULT, TARGET_LONG64, CPP_PREDEFINES,
- CPP_SPEC): Move from here...
- * mips/iris6.h: ...to here.
-
-Wed Oct 9 16:43:51 1996 Jim Wilson <wilson@cygnus.com>
-
- * configure (i[3456]86-dg-dgux): Use install-headers-cpio.
-
- * expr.c (store_constructor): Delete unnecessary increment.
-
-Wed Oct 9 16:29:22 1996 Gavin Koch <gavin@cetus.cygnus.com>
-
- * cccp.c (do_include): Treat ENOTDIR like ENOENT when an open fails.
-
-Wed Oct 9 16:26:57 1996 Paul Eggert <eggert@twinsun.com>
-
- * gcc.c (default_compilers): -ansi no longer implies -$ to cpp.
- * c-lex.c (yylex): Treat `$' just like `_', except issue a
- diagnostic if !dollars_in_ident or if pedantic.
- * c-decl.c (dollars_in_ident): DOLLARS_IN_IDENTIFIERS is now Boolean.
- (c_decode_option): -fdollars-in-identifiers is now independent
- of -ansi, of -traditional, and of DOLLARS_IN_IDENTIFIERS.
- * cexp.y (initialize_random_junk): Ignore DOLLARS_IN_IDENTIFIERS.
- * cccp.c (dollars_in_ident): Remove; replaced by is_idchar['$'].
- (main): Initialize is_idchar and is_idstart directly when given -$.
- Ignore DOLLARS_IN_IDENTIFIERS.
- (rescan): Diagnose $ in identifier if pedantic.
- (initialize_char_syntax): Assume $ is allowed in identifier;
- `main' will change this if -$ is given.
- * cpplib.h (DOLLARS_IN_IDENTIFIERS): Remove.
- * cpplib.c (cpp_options_init): Ignore DOLLARS_IN_IDENTIFIERS.
- (parse_name): Diagnose $ in identifier if pedantic.
- (cpp_handle_options): -traditional no longer messes with
- dollars_in_ident.
- * i386/dgux.h, m68k/apollo68.h (DOLLARS_IN_IDENTIFIERS): Remove.
- * m88k.h, mips.h, nextstep.h, pa.h (DOLLARS_IN_IDENTIFIERS): Remove.
- * vax/ultrix.h, vax/vms.h (DOLLARS_IN_IDENTIFIERS): Remove.
- * convex.h (OVERRIDE_OPTIONS): Don't need to set
- dollars_in_ident any more, since -ansi doesn't change it.
-
-Wed Oct 9 07:35:47 1996 Doug Evans <dje@cygnus.com>
-
- * Allow prefix attributes in more places.
- * c-parse.in: Update number of shift/reduce conflicts.
- ({typed_declspecs,reserved_declspecs,declmods}_no_prefix_attr): New.
- (current_declspecs): Initialize to NULL_TREE.
- (fndef): Pass current_declspecs, not $1, to start_function.
- (old_style_parm_decls): Renamed from xdecls.
- (datadecl, declmods): Add references to new rules.
- (setspecs): Call split_specs_attrs.
- (absdcl1): Remove case with setattrs.
- * c-common.c (split_specs_attrs): New function.
-
-Wed Oct 9 05:48:43 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * sdbout.c: Include defaults.h.
- * Makefile.in (sdbout.o): Make dependency list match included files.
-
- * fold-const.c (range_test): Function deleted.
- (range_binop, make_range, build_range_check): New functions.
- (merge_ranges, fold_range_test): Likewise.
- (fold_truthop): No longer call range_test.
- (fold, case TRUTH_{AND,OR}{,IF}_EXPR): Call fold_range_test.
-
-Tue Oct 8 22:03:32 1996 Torbjorn Granlund <tege@nada.kth.se>
-
- * configure: Set cpu_type for pyramid.
-
-Tue Oct 8 21:54:04 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * final.c (final_start_function): Call dwarfout_begin_prologue.
-
- * dwarf2out.c (pubname_*, arange_*): New data for .debug_pubnames
- and .debug_aranges sections.
- (add_pubname): New fn.
- (size_of_pubnames): Reimplement.
- (output_pubnames): Likewise.
- (add_arange): New fn.
- (size_of_aranges): Include function sections.
- (output_aranges): Likewise.
- (gen_variable_die): Call add_pubname.
- (add_name_and_src_coords_attributes): Use DECL_ASSEMBLER_NAME for now.
- (decl_start_label): Renamed from function_start_label.
- (gen_subprogram_die): If weak or one_only, use a local label for
- AT_low_pc. Call add_pubname and add_arange.
- (dwarfout_begin_prologue): New fn. Start up FDE here.
- (dwarfout_begin_function): Not here.
- (get_AT): Split out. Look in specification and abstract_origin DIEs.
- (get_AT_low_pc, get_AT_string, get_AT_flag, get_AT_unsigned,
- get_AT_hi_pc): Use it.
- (dwarfout_finish): Variables can produce pubnames, too.
-
-Tue Oct 8 19:35:40 1996 Torbjorn Granlund <tege@nada.kth.se>
-
- * m88k/dgux.h (CPP_SPEC): Avoid newline in the string.
-
- * final.c (final): Update insn_current_address before calling
- final_scan_insn.
+2004-03-04 Alan Modra <amodra@bigpond.net.au>
-Tue Oct 8 17:52:02 1996 Jim Wilson <wilson@cygnus.com>
+ * real.c (encode_ibm_extended): Don't bother rounding low double.
+ * c-cppbuiltin.c (builtin_define_float_constants): Tweak MAX
+ when fmt->pnan < fmt->p.
- * unroll.c (unroll_loops): Set local_regno only if set_dominates_use
- returns true.
- (set_dominates_use): New function.
+2004-03-04 Eric Christopher <echristo@redhat.com>
-Tue Oct 8 16:01:37 1996 Doug Evans <dje@cygnus.com>
+ * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Fix to check
+ only range of valid arg registers and fixed_regs.
- * c-typeck.c (decl_constant_value): Delete test for ! TREE_PUBLIC.
+2004-03-04 Alan Modra <amodra@bigpond.net.au>
-Tue Oct 8 10:36:44 1996 Jeffrey A Law (law@cygnus.com)
+ PR target/14406
+ * config/rs6000/rs6000.md (abstf2, abstf2+1): Delete define_insn.
+ (abstf2, abstf2_internal): New define_expand.
- * pa.c (hppa_legitimize_address): Remove test code accidentally left
- in during last change.
+2004-03-04 Eric Botcazou <ebotcazou@libertysurf.fr>
-Mon Oct 7 19:55:02 1996 Jim Wilson <wilson@cygnus.com>
+ PR optimization/14235
+ * expr.c (convert_move): Copy the source to a new pseudo
+ when converting from a sub-word source to a larger-than-word
+ register which conflicts with the source.
- * sched.c (schedule_block): Before scheduling, add code to make all
- call used regs not fixed or global live when we see a CALL_INSN.
- During scheduling, change existing code to use same test.
+2004-03-03 Zack Weinberg <zack@codesourcery.com>
- * varasm.c (bss_section): Delete unused parameters.
+ PR 13728
+ * c-decl.c (diagnose_mismatched_decls): Issue an error for two
+ parameters with the same name, unless one is a forward decl.
+ Do not issue a redundant-redeclaration warning for forward
+ decls of parameters.
-Mon Oct 7 16:24:21 1996 Jason Merrill <jason@yorick.cygnus.com>
+2004-03-04 David Edelsohn <edelsohn@gnu.org>
- * dwarf2.h: Add new SGI/MIPS attributes.
+ * doc/install.texi (*-ibm-aix*): Document use of Bash to speed up
+ configuration.
+
+2004-03-03 Ian Lance Taylor <ian@wasabisystems.com>
- * dwarf2out.c (*_separate_line_info_*): Parallel line number
- information for functions defined in sections other than .text.
- (size_of_line_info): Support it.
- (output_line_info, dwarfout_line): Likewise.
- (gen_compile_unit_die): Don't add high/low_pc or stmt_list
- attributes here.
- (dwarfout_finish): Add them here if appropriate.
- (remove_AT): Free removed attribute properly.
- (gen_type_die): Don't assume a nested type is complete.
- (dwarfout_finish): Don't emit line info if it would be empty.
+ * ggc-zone.c (ggc_pch_write_object): Don't align file pointer.
- * dwarfout.c (output_block): Don't emit a DIE for a body block.
- (output_decls_for_scope): Don't increment next_block_number for the
- outer block.
- (output_decl): Start from the outer block, not
- the first inner block since there can be more than one in C++.
- (type_tag): Handle C++ TYPE_NAME.
- (output_type): Fix handling of TYPE_METHODS.
- (output_decl): Don't output a DIE for artificial typedefs.
+2004-03-04 Alan Modra <amodra@bigpond.net.au>
-Mon Oct 7 15:47:29 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+ * target-def.h (TARGET_OPTF): Delete.
+ * c-opts.c (TARGET_OPTF): Define.
- * rs6000.md (movdi define_splits): Fix previous change to work
- on both little and big endian hosts.
+2004-03-04 Jan Hubicka <jh@suse.cz>
-Sun Oct 6 16:52:34 1996 Jeffrey A Law (law@cygnus.com)
+ * cselib.c (cselib_finish): Fix another miss-application of my previous
+ patch.
- * pa.h (combinable_fsub): Don't return without a value.
+2004-03-03 Mike Stump <mrs@apple.com>
-Sun Oct 6 14:05:39 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+ Add framework support for darwin.
- * rs6000.md (mov{df,di} define_splits): Use split_double to
- properly split CONST_DOUBLEs.
- (movdi): Likewise.
+ * c-incpath.c: Include target.h and machmode.h.
+ (add_path): Use a consistent style for cpp_dir. Initialize
+ p->construct to 0.
+ (add_cpp_dir_path): New.
+ (register_include_chains): Add use of extra_includes callback.
+ (hook_void_int): Add.
+ (target_c_incpath): Add.
+ * c-incpath.h (add_cpp_dir_path): New.
+ (target_c_incpath_s): Add.
+ (target_c_incpath): Add.
+ (C_INCPATH_INIT): Add.
+ * c-opts.c (c_common_missing_argument,
+ c_common_handle_option): Add -F argument processing.
+ * c.opt: Add -F argument processing.
+ * gcc.c (trad_capable_cpp): Add -F argument processing.
+ * cppfiles.c (find_file_in_dir): Update to use construct
+ callback.
+ (search_path_exhausted, cpp_get_path, cpp_get_buffer,
+ cpp_get_prev): New.
+ (_cpp_find_file): Use search_path_exhausted.
+ (make_cpp_dir): Initialize construct to 0.
+ * cpplib.h (missing_header_cb
+ cpp_get_path, cpp_get_buffer, cpp_get_file, cpp_get_prev): New.
+ (cpp_callbacks): Add missing_header
+ (cpp_dir): Add construct.
+ * target-def.h: (TARGET_OPTF): New.
+ * hooks.c (hook_void_int, hook_void_charptr): Add.
+ * hooks.h (hook_void_int, hook_void_charptr): Add.
+ * Makefile.in (c-incpath.o) : Add $(TARGET_H) and
+ $(MACHMODE_H) dependencies.
+ * doc/invoke.texi (Darwin Options): Document -F.
+ * doc/tm.texi (TARGET_EXTRA_INCLUDES): Add.
+ (TARGET_OPTF): Add.
+ * fix-header.c (target_c_incpath): Add.
-Sat Oct 5 08:43:14 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+ * config/darwin-c.c: Add c-incpath.h include.
+ (using_frameworks, find_subframework_file,
+ find_subframework_header, add_system_framework_path,
+ frameworks_in_use, num_frameworks, max_frameworks,
+ add_framework, find_framework, struct framework_header,
+ framework_header_dirs, framework_construct_pathname,
+ find_subframework_file, add_system_framework_path,
+ add_framework_path, framework_defaults,
+ darwin_register_frameworks, find_subframework_header): Add.
+ * config/darwin.h (TARGET_EXTRA_INCLUDES, TARGET_OPTF): New.
+ (TARGET_OPTION_TRANSLATE_TABLE): Add -framework support.
+ (CPP_SPEC): Add __APPLE_CC__ support.
+ * t-darwin (darwin-c.o): Add c-incpath.h dependency.
- * i386/cygwin32.h (LIB_SPEC): Add support for -mwindows.
- Always pass -lkernel32.
- (LIBGCC_SPEC): Don't delete.
- (STARTFILE_SPEC): Remove always-true conditionalization.
- (LONG_DOUBLE_TYPE_SIZE): Use default.
+2004-03-04 Jan Hubicka <jh@suse.cz>
-Fri Oct 4 17:22:53 1996 Jason Merrill <jason@yorick.cygnus.com>
+ * cselib.c (cselib_finish): Fix miss-application of my previous
+ patch.
+
+2004-03-03 Kazu Hirata <kazu@cs.umass.edu>
+
+ * hooks.c (hook_tree_tree_identity): New.
+ * hooks.h: Add a prototype for hook_tree_tree_identity.
+ * stmt.c (expand_asm_operands): Use targetm.md_asm_clobbers
+ instead of MD_ASM_CLOBBERS.
+ * system.h (MD_ASM_CLOBBERS): Poison.
+ * target-def.h (TARGET_MD_ASM_CLOBBERS): New.
+ (TARGET_INITIALIZER): Add TARGET_MD_ASM_CLOBBERS.
+ * target.h (gcc_target): Add md_asm_clobbers.
+ * config/i386/i386.c (TARGET_MD_ASM_CLOBBERS): New.
+ (ix86_md_asm_clobbers): New.
+ * config/i386/i386.h (MD_ASM_CLOBBERS): Remove.
+ * doc/tm.texi (MD_ASM_CLOBBERS): Change to
+ TARGET_MD_ASM_CLOBBERS.
+
+2004-03-03 Stuart Hastings <stuart@apple.com>
+
+ * gcc/config.gcc: Arrange for Darwin/x86 to build libgcc_eh.a.
+
+2004-03-03 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * config/sparc/sparc.c (noov_compare64_op): Fix typo.
+
+ * config/sparc/sparc.h (ASM_FLOAT): Delete.
+ (ASM_DOUBLE): Likewise.
+ (ASM_LONGDOUBLE): Likewise.
+ * config/sparc/pbd.h (ASM_INT_OP): Delete.
+
+2004-03-03 Richard Henderson <rth@redhat.com>
+
+ PR opt/13862
+ * cselib.c (cselib_record_sets): Don't record multiple sets in
+ asm insns.
+
+2004-03-03 Mostafa Hagog <mustafa@il.ibm.com>
+
+ * common.opt: Add description of the new -fgcse-after-reload flag.
+
+ * flags.h (flag_gcse_after_reload): Declaration of global variable.
+
+ * gcse.c (reg_used_on_edge ,reg_set_between_after_reload_p,
+ reg_used_between_after_reload_p, rtx get_avail_load_store_reg,
+ is_jump_table_basic_block, bb_has_well_behaved_predecessors,
+ get_bb_avail_insn, hash_scan_set_after_reload,
+ compute_hash_table_after_reload, eliminate_partially_redundant_loads,
+ gcse_after_reload, get_bb_avail_insn): New functions to implement
+ gcse-after-reload.
+ (gcse_after_reload_main): New function, the main entry point to
+ gcse-after-reload.
+
+ * rtl.h (gcse_after_reload_main): Declaration of the new function.
+
+ * opts.c (common_handle_option): Handle the -fgcse-after-reload flag.
+
+ * toplev.c (flag_gcse_after_reload): Initialization.
+
+ * passes.c (rest_of_handl_gcse2): Call gcse_after_reload_main.
+
+ * params.def (PARAM_GCSE_AFTER_RELOAD_PARTIAL_FRACTION,
+ PARAM_GCSE_AFTER_RELOAD_CRITICAL_FRACTION): New parameters for tuning
+ the gcse after reload optimization.
+
+ * params.h (GCSE_AFTER_RELOAD_PARTIAL_FRACTION,
+ GCSE_AFTER_RELOAD_CRITICAL_FRACTION): Two macros to access the tuning
+ parameters.
+
+ * doc/invoke.texi: Documentation for the new flag gcse-after-reload.
+
+2004-03-03 Nicolas Pitre <nico@cam.org>
+
+ * config/arm/ieee754-df.S (muldf3, divdf3): Fix denormalization of
+ small negative values.
+
+2004-03-03 Jan Hubicka <jh@suse.cz>
+
+ * cselib.c (hash_table): Remove GTY marker.
+ (reg_values): Turn into array.
+ (used_regs): Likewise.
+ (n_used_regs): New static variable.
+ (reg_values_old): Kill.
+ (clear_table): Update uses of arrays.
+ (cselib_lookup): Likewise.
+ (cselib_record_set): Likewise.
+ (cselib_init): Likewise.
+ (cselib_finish): Likewise.
+ (cselib_udpate_varray_sizes): Kill.
+ * cselib.h (cselib_update_varray_sizes): Kill.
+
+2004-03-03 Paul Brook <paul@codesourcery.com>
+
+ * flow.c (ior_reg_cond, and_reg_cond): Remove stray ")".
+
+2004-03-03 Jan Hubicka <jh@suse.cz>
+
+ * ggc-common.c (ggc_alloc_cleared_stat, ggc_realloc_stat):
+ Rename from ...; make statistics transparent.
+ (ggc_alloc_cleared, ggc_realloc_stat): ... these.
+ (loc_descriptor): New structure.
+ (hash_descriptor, eq_descriptor, loc_descriptor, cmp_statistics,
+ add_statistics):
+ New static function.
+ (ggc_record_overhead, dump_statistics): New global function.
+ * ggc-none.c (ggc_alloc_types_stat, ggc_alloc_stat, ggc_alloc_zone_stat,
+ ggc_alloc_cleared_stat, ggc_realloc_stat, ggc_alloc_typed_stat): Rename
+ from ...; accept locations
+ (ggc_alloc_types, ggc_alloc, ggc_alloc_zone, ggc_alloc_cleared,
+ ggc_realloc, ggc_alloc_typed): ... this one.
+ from ...; accept locations
+ * ggc-page.c (ggc_alloc_typed_stat, ggc_alloc_zone_stat,
+ ggc_alloc_stat): Rename from ... ; pass locations
+ * ggc-page.c (ggc_alloc_typed, ggc_alloc_zone, ggc_alloc):
+ ... this one.
+ (ggc_alloc_stat): Record overehead.
+ * ggc.h (ggc_alloc_types, ggc_alloc, ggc_alloc_zone, ggc_alloc_cleared,
+ ggc_realloc, ggc_alloc_typed): Turn to macros
+ (ggc_alloc_types_stat, ggc_alloc_stat, ggc_alloc_zone_stat,
+ ggc_alloc_cleared_stat, ggc_realloc_stat, ggc_alloc_typed_stat): Declare.
+ (dump_ggc_loc_satistics, ggc_record_overehead): Declare.
+ * langhooks.h (lhd_make_node): Declare.
+ (LANG_HOOKS_MAKE_TYPE): Default to new function,
+ * langhooks.c (lhd_make_node): New.
+ * rtl.c (rtx_alloc_stat, swallow_copy_rtx_stat): Rename from ... ; pass
+ locations.
+ (rtx_alloc, swallow_copy_rtx): ... this one.
+ * rtl.h (rtx_alloc, swallow_copy_rtx): Turn to macros.
+ * rtl.c (rtx_alloc_stat, swallow_copy_rtx_stat): Declare.
+ * toplpev.c (finalize): Dump stats.
+ * tree.c (make_node_stat, copy_node_stat, make_tree_vec_stat,
+ build_tree_list_stat, tree_cons_stat, build?_stat, build_decl_stat):
+ Rename from ... ; pass locators.
+ (make_node, copy_node, make_tree_vec, build_tree_list, tree_cons,
+ build?, build_decl): Declare.
+ * tree.h (make_node_stat, copy_node_stat, make_tree_vec_stat,
+ build_tree_list_stat, tree_cons_stat, build?_stat, build_decl_stat):
+ Declare.
+ (make_node, copy_node, make_tree_vec, build_tree_list, tree_cons,
+ build?, build_decl): New macros.
+ * Makefile.in (RTL_H, TREE_H): Add statistics.h dependency.
+ * statistics.h: New file.
+
+2004-03-03 Maciej W. Rozycki <macro@ds2.pg.gda.pl>
+ Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.h (MASK_FIX_SB1): Bump.
+ (MASK_FIX_R4400, TARGET_FIX_R4400): New macros.
+ (TARGET_SWITCHES): Add -mfix-r4400 and -mno-fix-r4400.
+ * config/mips/mips.c (mips_output_division): Fill the branch delay
+ slot with a nop if TARGET_FIX_R4000. Extend R4000 workarounds to
+ TARGET_FIX_R4400.
+ (mips_output_division): Adjust accordingly.
+ (override_options): Make -march=r4400 imply -mfix-r4400 by default.
+ * doc/invoke.texi: Document -mfix-r4400 and new errata workarounds.
+
+2004-03-03 Paolo Bonzini <bonzini@gnu.org>
+
+ * alias.c (rtx_equal_for_memref_p): Use predicates
+ to test rtx classes and new rtx class codes, possibly
+ splitting conditionals that tested against '<' and 'o'.
+ * caller-save.c (save_call_clobbered_regs): Likewise.
+ * combine.c (contains_muldiv, find_split_point, subst,
+ combine_simplify_rtx, simplify_if_then_else,
+ simplify_set, simplify_logical, expand_compound_operation,
+ make_compound_operation, if_then_else_cond, known_cond,
+ apply_distributive_law, cached_nonzero_bits,
+ cached_num_sign_bit_copies, simplify_shift_const,
+ gen_binary, simplify_comparison, update_table_tick,
+ record_value_for_reg, get_lsat_value_validate): Likewise.
+ * cse.c (mention_regs, find_best_addr, find_comparison_args,
+ fold_rtx, cse_insn, invalidate_memory, cse_basic_block):
+ Likewise.
+ * emit-rtl.c (copy_insn_1): Likewise.
+ * expr.c (force_operand): Likewise.
+ * final.c (final_scan_insn, get_mem_expr_from_op): Likewise.
+ * flow.c (notice_stack_pointer_modification_1,
+ invalidate_mems_from_autoinc, ior_reg_cond, not_reg_cond,
+ and_reg_cond, elim_reg_cond): Likewise.
+ * function.c (update_epilogue_consts): Likewise.
+ * genattrtab.c (attr_rtx_1): Likewise.
+ * genopinit.c (gen_insn): Likewise.
+ * integrate.c (subst_constants): Likewise.
+ * jump.c (reversed_comparison_code_parts,
+ reversed_comparison_code, delete_related_insns,
+ rtx_renumbered_equal_p): Likewise.
+ * local-alloc.c (block_alloc): Likewise.
+ * loop.c (rtx_equal_for_prefetch_p, maybe_eliminate_biv,
+ canonicalize_condition): Likewise.
+ * loop-iv.c (simplify_using_conditions, iv_number_of_iterations):
+ Likewise.
+ * optabs.c (add_equal_node, expand_binop): Likewise.
+ * predict.c (estimate_probability): Likewise.
+ * ra-debug.c (ra_print_rtx_2op, ra_print_rtx): Likewise.
+ * recog.c (validate_replace_rtx_1, comparison_operator,
+ offsettable_address_p, constrain_operands): Likewise.
+ * reg-stack.c (swap_rtx_condition_1, subst_stack_regs_pat):
+ Likewise.
+ * regclass.c (scan_one_insn): Likewise.
+ * regmove.c (stable_and_no_regs_but_for_p): Likewise.
+ * regrename.c (kill_autoinc_value): Likewise.
+ * reload.c (find_reusable_reload, find_reloads,
+ reg_overlap_mentioned_for_reload_p): Likewise.
+ * reload1.c (gen_reload, delete_address_reloads_1): Likewise.
+ * rtl.c (copy_rtx): Likewise.
+ * rtl.h (CONSTANT_P, INSN_P): Likewise.
+ * rtlanal.c (commutative_operand_precedence): Likewise.
+ * sched-deps.c (conditions_mutex_p): Likewise.
+ * sched-rgn.c (is_cfg_nonregular): Likewise.
+ * simplify-rtx.c (simplify_gen_binary,
+ simplify_gen_relational, simplify_replace_rtx,
+ simplify_unary_operation, simplify_binary_operation,
+ simplify_ternary_operation, simplify_rtx): Likewise.
+ * unroll.c (reg_dead_after_loop): Likewise.
+ * config/alpha/alpha.c (alpha_swapped_comparison_operator,
+ print_operand): Likewise.
+ * config/arc/arc.c (proper_comparison_operator): Likewise.
+ * config/arm/arm.c (arm_arm_address_cost, arm_select_cc_mode):
+ Likewise.
+ * config/avr/avr.c (_reg_unused_after): Likewise.
+ * config/frv/frv.c (frv_ifcvt_modify_tests,
+ frv_ifcvt_modify_insn, frv_pack_insn): Likewise.
+ * config/i386/i386.c (ix86_comparison_operator,
+ ix86_carry_flag_operator, fcmov_comparison_operator,
+ arith_or_logical_operator, print_operand,
+ ix86_expand_binary_operator, ix86_binary_operator_ok):
+ Likewise.
+ * config/i386/i386.md: Likewise.
+ * config/ia64/ia64.c (not_postinc_memory_operand,
+ ia64_print_operand, update_set_flags, errata_emit_nops):
+ Likewise.
+ * config/ia64/ia64.h (PREFERRED_RELOAD_CLASS,
+ CONSTRAINT_OK_FOR_S): Likewise.
+ * config/ip2k/ip2k.c (mdr_resequence_xy_yx,
+ mdr_try_move_dp_reload, ip2k_check_can_adjust_stack_ref,
+ ip2k_xexp_not_uses_reg_for_mem, ip2k_xexp_not_uses_reg_p,
+ ip2k_composite_xexp_not_uses_reg_p, ip2k_unary_operator):
+ Likewise.
+ * config/iq2000/iq2000.c (cmp_op, symbolic_expression_p,
+ eqne_comparison_operator, signed_comparison_operator):
+ Likewise.
+ * config/mips/mips.c (cmp_op, symbolic_expression_p):
+ Likewise.
+ * config/mmix/mmix (mmix_foldable_comparison_operator,
+ mmix_comparison_operator): Likewise.
+ * config/pa/pa.c (hppa_legitimize_address): Likewise.
+ * config/rs6000/rs6000.c (stmw_operation,
+ branch_comparison_operator, trap_comparison_operator,
+ ccr_bit): Likewise.
+ * config/rs6000/rs6000.h (SELECT_CC_MODE): Likewise.
+ * config/s390/s390.c (s390_alc_comparison,
+ s390_slb_comparison):L Likewise.
+ * config/sh/sh.c (gen_block_redirect, reg_unused_after):
+ Likewise.
+ * config/sparc/sparc.c (eq_or_neq, normal_comp_operator,
+ noov_compare_op, noov_compare64_op, v9_regcmp_op,
+ emit_hard_tfmode_operation, reg_unused_after)
+ * doc/md.texi, doc/rtl.texi: Likewise.
- * toplev.c (rest_of_type_compilation): Don't emit DWARF for member
- types of a type we haven't emitted yet.
- (compile_file): Still emit DWARF for pending tagged types.
+ * ra-debug.c: Add 2004 to list of copyright years.
+ * unroll.c: Likewise.
- * final.c (final_scan_insn): Do emit DWARF labels for level 1 blocks.
+ * combine.c (simplify_logical): Remove dummy test,
+ (apply_distributive_law): Fix typo in comment.
+ GET_CODE (x) == AND so x is a commutative binary op.
+ * jump.c (delete_related_insns): simplify loop
+ condition, move testing of RTX codes inside the loop.
+ (rtx_renumbered_equal_p): do not use RTX_CODE.
+ * rtl.c (rtx_class): Declare as enum rtx_class.
+ * rtl.def (EQ, NE, UNEQ, LTGT, UNORDERED, ORDERED):
+ Move to RTX_COMM_COMPARE class.
+ (HIGH, SYMBOL_REF, LABEL_REF, CONST, CONST_INT, CONST_DOUBLE):
+ Move to RTX_CONST_OBJ class.
+ * rtl.h (enum rtx_class): New declaration,
+ (RTX_OBJ_MASK, RTX_OBJ_RESULT, RTX_COMPARE_MASK,
+ RTX_COMPARE_RESULT, RTX_ARITHMETIC_MASK, RTX_ARITHMETIC_RESULT,
+ RTX_BINARY_MASK, RTX_BINARY_RESULT, RTX_COMMUTATIVE_MASK,
+ RTX_COMMUTATIVE_RESULT, RTX_NON_COMMUTATIVE_RESULT,
+ RTX_EXPR_FIRST, RTX_EXPR_LAST, UNARY_P, BINARY_P,
+ ARITHMETIC_P, COMMUTATIVE_ARITHMETIC_P, COMPARISON_P,
+ SWAPPABLE_OPERANDS_P, NON_COMMUTATIVE_P, COMMUTATIVE_P,
+ OBJECT_P): New macros.
+ * config/sparc/sparc.c (noov_compare_op): Remove register
+ from parameter.
+
+2004-03-03 Kazu Hirata <kazu@cs.umass.edu>
+
+ * target.h: Remove texi jargons in comments.
+
+2004-03-02 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/lib1funcs.asm (___fixunssfsi): Change the
+ threshold to 0x4f.
+
+ Revert:
+ 2004-02-27 Kazu Hirata <kazu@cs.umass.edu>
+ * config/h8300/fixunssfsi.c (__fixunssfsi): Enable on H8/300
+ as well.
+ * config/h8300/lib1funcs.asm (___fixunssfsi): Remove.
+ * config/h8300/t-h8300 (LIB1ASMFUNCS): Remove _fixunssfsi_asm.
+
+2004-03-02 Kazu Hirata <kazu@cs.umass.edu>
+
+ * doc/md.texi (cbranchmode4): New.
+
+2004-03-02 Eric Christopher <echristo@redhat.com>
+
+ * config/mips/mips16.S: Change fixsfsi and fixdfsi to
+ fix_trunc.
+ * config/mips/mips.c (mips_init_libfuncs): Change accordingly.
+ * config/mips/t-elf (LIB1ASMFUNCS): Ditto.
+ * config/mips/t-isa3264 (LIB1ASMFUNCS): Ditto.
+ * config/mips/t-r3900 (LIB1ASMFUNCS): Ditto.
+
+2004-03-02 Richard Henderson <rth@redhat.com>
+
+ PR middle-end/11767
+ * coverage.c (coverage_counter_ref): Set MEM_NOTRAP_P.
+ * optabs.c (prepare_cmp_insn): Force trapping memories to registers
+ before the compare, if flag_non_call_exceptions.
+
+2004-03-02 Richard Henderson <rth@redhat.com>
+
+ PR middle-end/14327
+ * stmt.c (expand_computed_goto): Do do_pending_stack_adjust before
+ emitting the label, not after.
+
+2004-03-02 Stephane Carrez <stcarrez@nerim.fr>
+
+ * config/m68hc11/m68hc11.c (m68hc11_addr_mode): New variable.
+ (m68hc11_mov_addr_mode): Likewise.
+ (m68hc11_override_options): Initialize them based on target.
+ (register_indirect_p): Allow a MEM for indirect addressing modes and
+ use flags to control what is allowed.
+ (m68hc11_small_indexed_indirect_p): Use m68hc11_mov_addr_mode for
+ supported addressing modes.
+ (m68hc11_register_indirect_p): Use m68hc11_addr_mode.
+ (go_if_legitimate_address_internal): Likewise.
+ (m68hc11_indirect_p): Likewise and check the mode.
+ (print_operand): Allow a (MEM (MEM)) and generate indirect addressing.
+
+2004-03-02 Kazu Hirata <kazu@cs.umass.edu>
+
+ * builtins.c (BUILTIN_SETJMP_FRAME_VALUE): Remove.
+ (expand_builtin_setjmp_setup): Use
+ targetm.builtin_setjmp_frame_value instead of
+ BUILTIN_SETJMP_FRAME_VALUE.
+ * system.h (BUILTIN_SETJMP_FRAME_VALUE): Poison.
+ * target-def.h (TARGET_BUILTIN_SETJMP_FRAME_VALUE): New.
+ (TARGET_INITIALIZER): Add TARGET_BUILTIN_SETJMP_FRAME_VALUE.
+ * target.h (gcc_target): Add builtin_setjmp_frame_value.
+ * targhooks.c (default_builtin_setjmp_frame_value): New.
+ * targhooks.h: Add a prototype for
+ default_builtin_setjmp_frame_value.
+ * doc/tm.texi (BUILTIN_SETJMP_FRAME_VALUE): Change to
+ TARGET_BUILTIN_SETJMP_FRAME_VALUE.
+
+2004-03-02 Stephane Carrez <stcarrez@nerim.fr>
+
+ * config/m68hc11/m68hc11.md (move peephole2): New peepholes to optimize
+ sequences of moves.
+ (add peepholes): New peepholes to optimize sequences adding small
+ constants.
+ (bset peepholes): New peepholes to transform an OR in a bset form
+ (bclr peepholes): Likewise for bclr form.
+ (cmp peepholes): New peepholes to avoid register copies when comparing.
+
+2004-03-02 Stephane Carrez <stcarrez@nerim.fr>
+
+ * config/m68hc11/m68hc11.md ("*pushdi_internal"): New insn and split
+ to separate push from moves.
+ ("*pushdf_internal"): Likewise.
+ ("*pushsf_internal"): Likewise.
+ ("*pushsi_internal"): Likewise.
+ ("movdi_internal"): Use define_insn_and_split; non push operand.
+ ("movdf_internal"): Likewise.
+ ("movsf_internal"): Likewise.
+ ("movsi_internal"): Likewise.
+ ("*movhi_68hc12", "*addhi3_68hc12"): Fix and tune constraints
+ ("*addhi3", "*subhi3", "*andhi3_mem", "*iorhi3_mem"): Likewise.
+ ("*ashlsi3_const1", "*lshrsi3_const1"): Likewise.
+
+2004-03-02 Stephane Carrez <stcarrez@nerim.fr>
+
+ * config/m68hc11/m68hc11.md ("tstqi_z_used"): Use define_insn_and_split.
+ ("cmphi_z_used", "cmpqi_z_used"): Likewise.
+ ("movstrictsi", "movstricthi", "movstrictqi"): Likewise.
+ ("anddi3", "andsi3", "iordi3", "iorsi3"): Likewise.
+ ("xordi3", "xorsi3", "*logicalsi3_zexthi"): Likewise.
+ ("*logicalsi3_zextqi", "*logicalhi3_zexthi_ashift8"): Likewise.
+ ("logicalhi3_zexthi", "*logicalsi3_silshr16"): Likewise.
+ ("*logicalsi3_silshl16", "*logicalsi3_silshl16_zext"): Likewise.
+ ("*ashldi3_const32", "*ashldi3_const1", "addsi_silshr16"): Likewise.
+ ("addsi_andshr16", "*ashlsi3_const16_zexthi"): Likewise.
+ ("*lshrdi3_const32", "*lshrdi_const1"): Likewise.
+
+2004-03-02 Stephane Carrez <stcarrez@nerim.fr>
+
+ * config/m68hc11/m68hc11.md (SOFT_TMP_REGNUM): Define.
+ (SOFT_XY_REGNUM): Define.
+ (cmp split): Use the above instead of hard coded numbers.
+ (8-bit op split): No need to check the mode; allow Q_REG.
+ (ashift split): Adjust the first operand if it uses the SP and we
+ are pushing the shifted value.
+ (plus shift split): Fix when a source is in register D+X.
+ ("doloop_end"): Pass dummy arguments to gen_rtx_NE.
+
+2004-03-02 Stephane Carrez <stcarrez@nerim.fr>
+
+ * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Fix when
+ comparing with Z register.
+
+2004-03-02 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * cfgloop.h (struct loop_desc): Removed.
+ (struct loop): Fields simple, desc and has_desc removed.
+ (simple_loop_p, count_loop_iterations): Declaration removed.
+ * cfgloopanal.c (struct unmark_altered_insn_data): Removed.
+ (unmark_altered, blocks_invariant_registers, unmark_altered_insn
+ blocks_single_set_registers, invariant_rtx_wrto_regs_p_helper,
+ invariant_rtx_wrto_regs_p, test_for_iteration, constant_iterations,
+ simple_loop_exit_p, variable_initial_value, variable_initial_values,
+ simple_condition_p, simple_increment, count_strange_loop_iterations,
+ inverse, fits_in_mode_p, simple_loop_p, count_loop_iterations):
+ Removed.
+ * loop-iv.c (check_simple_exit, find_simple_exit): Update comments.
+
+2004-03-02 Kazu Hirata <kazu@cs.umass.edu>
+
+ * genattrtab.c: Don't handle MATCH_INSN.
+ * genrecog.c: Likewise.
+ * gensupport.c: Likewise.
+ * rtl.def (match_insn): Remove.
+ * doc/md.texi (match_insn, match_insn2): Remove.
+
+2004-03-02 Mark Mitchell <mark@codesourcery.com>
+
+ * doc/c-tree.texi (DECL_ASSEMBLER_NAME): Mention that using this
+ macro results in memory allocation.
+
+2004-03-02 David O'Brien <obrien@FreeBSD.org>
+
+ * config/freebsd-spec.h (FBSD_DYNAMIC_LINKER): Add.
+ * config/alpha/freebsd.h (SUBTARGET_EXTRA_SPECS): Define
+ %(fbsd_dynamic_linker),
+ (LINK_SPEC): Use %(fbsd_dynamic_linker), and sync style with
+ config/i386/freebsd.h
+ * config/arm/freebsd.h: Ditto.
+ * config/i386/freebsd.h: Ditto.
+ * config/i386/freebsd64.h: Ditto.
+ * config/ia64/freebsd.h: Ditto.
+ * config/rs6000/sysv4.h: Ditto.
+ * config/sparc/freebsd.h: Ditto.
+
+2004-03-02 Loren James Rittle <ljrittle@acm.org>
+
+ * gcc/doc/install.texi (*-*-freebsd*): Update target information.
+
+2004-03-02 Kazu Hirata <kazu@cs.umass.edu>
+
+ * rtl.def (define_combine): Remove.
+
+2004-03-02 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md: Tweak formatting.
+
+2004-03-02 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md (*cmphi_h8300): Rename to
+ *cmphi_h8300_znvc.
+ (*cmphi_h8300hs): Rename to *cmphi_h8300hs_znvc.
+
+2004-03-01 Mark Mitchell <mark@codesourcery.com>
+
+ PR bootstrap/14356
+ * gcc.c (process_command): Remove const-qualification from argv.
+ (main): Likewise.
- * dwarf2out.c (gen_subprogram_die): Start from the outer block, not
- the first inner block since there can be more than one in C++.
- (gen_lexical_block_die): Keep track of the block depth.
- (gen_block_die): Don't emit a DIE for a body block.
- (gen_inlined_subroutine_die): Don't emit anything for an
- abstract instance.
- (decls_for_scope): Don't increment next_block_number for the
- outer block.
+2004-03-02 Kazu Hirata <kazu@cs.umass.edu>
-Fri Oct 4 15:27:55 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
+ * config/h8300/h8300.md (pushqi1_h8300hs): Rename to
+ pushqi1_h8300hs_advanced. Adjust its caller.
+ (pushhi1_h8300hs): Rename to pushhi1_h8300hs_advanced.
+ Adjust its caller.
- * sh.h (PRESERVE_DEATH_INFO_REGNO_P): Define.
+2004-03-02 Nicolas Roche <roche@act-europe.fr>
- * sh.c (sfunc_uses_reg): New function.
- (noncall_uses_reg, machine_dependent_reorg, final_prescan_insn):
- Handle special functions like function calls for purposes of relaxing.
- (noncall_uses_reg): Added some missing cases of registers
- being used in non-call instructions.
+ * Makefile.in (install-libgcc, install-multilib): Pass
+ mkinstalldirs var to libgcc.mk.
-Fri Oct 4 10:51:40 1996 Jason Merrill <jason@yorick.cygnus.com>
+2004-03-01 Kazu Hirata <kazu@cs.umass.edu>
- * dwarf2out.c: Tear out backchaining brain damage.
- (remove_AT, remove_children): New functions.
- (modified_type_die): Call gen_type_die instead of backchaining.
- (gen_subprogram_die): Don't generate a new specification DIE for
- member functions defined in the class; use the declaration DIE instead.
- (gen_struct_or_union_type_die): Support DW_AT_declaration.
- (gen_type_die): Don't set TREE_ASM_WRITTEN on incomplete structs.
- (gen_decl_die): Revert previous change; it's much simpler to emit
- the class from rest_of_type_compilation.
+ * system.h (DBX_OUTPUT_STANDARD_TYPES): Poison.
+ * doc/tm.texi (DBX_OUTPUT_STANDARD_TYPES): Remove.
-Fri Oct 4 09:54:21 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
+2004-03-01 Kazu Hirata <kazu@cs.umass.edu>
- * Make sure we have enough registers for the insns we recognize.
- * i386.h (flag_omit_frame_pointer, outer_function_chain): Declare.
- (current_function_calls_alloca): Likewise
- (rtx_equal_function_value_matters): Likewise
- (N_REGS_USED, N_ALLOCATABLE_REGISTERS): Define.
-
- * i386.md (adddi3_1, subdi3_1): Insns renamed from adddi3 and subdi3;
- added missing earlyclobbers.
- (adddi3_1): Removed duplicates from commutativity.
- (adddi3, subdi3): New define_expands.
- (movsf, movsf_mem, movsf_normal, movdf, movdf_mem , movdf_mem+1): Take
- number of used vs. available registers into account.
- (movxf, movxf_mem, movxf_mem+1, addsidi3_1, addsidi3_2): Likewise.
- (adddi3_1, subsidi3, subdi3_1): Likewise.
- (addsidi3_1, addsidi3_2, subsidi3): Need no generate function.
-
- * i386.c (asm_output_function_prefix): Don't use
- ASM_DECLARE_FUNCTION_NAME if it is not defined.
-
-Fri Oct 4 07:01:55 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * stor-layout.c (layout_decl): Don't turn off DECL_BIT_FIELD
- if DECL's alignment is less than its type.
+ * config/h8300/h8300.c (gtle_operator): Accept GT and LE.
+ * config/h8300/h8300.md: Split several peephole2's, each into
+ two.
-Thu Oct 3 19:42:30 1996 Jason Merrill <jason@yorick.cygnus.com>
+2004-03-02 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
- * toplev.c (rest_of_type_compilation): Also do this for DWARF.
- (compile_file): Don't try to write out DWARF for vars with no RTL.
+ * dominance.c (recount_dominator): Handle postdominators.
-Thu Oct 3 18:31:28 1996 Doug Evans <dje@cygnus.com>
+2004-03-01 Richard Sandiford <rsandifo@redhat.com>
- * ginclude/{stdarg.h,varargs.h}: Use #include "", not #include <>.
+ * config/mips/mips-protos.h (enum mips_symbol_type): Move from mips.h.
+ (NUM_SYMBOL_TYPES): Likewise.
+ (SYMBOL_64_HIGH, SYMBOL_64_MID, SYMBOL_64_LOW): New symbol types.
+ (mips_unspec_address): Declare.
+ (mips_gotoff_page, mips_gotoff_global): Delete.
+ * config/mips/mips.h (PREDICATE_CODES): Add general_symbolic_operand.
+ * config/mips/mips.c (enum mips_symbol_type, NUM_SYMBOL_TYPES): Delete.
+ (mips_symbolic_constant_p, mips_symbolic_address_p)
+ (mips_symbol_insns): Handle new symbol types.
+ (general_symbolic_operand): New predicate.
+ (mips_unspec_address): Make extern.
+ (mips_gotoff_page, mips_gotoff_global): Delete.
+ (override_options): Allow -mabi=64 -mno-abicalls -mexplicit-relocs.
+ Handle new symbol types.
+ * config/mips/mips.md (*lea_high64, *lea64): New patterns.
+ (*xgot_hi[sd]i, *xgot_lo[sd]i, *got_disp[sd]i, *got_disp[sd]i): Call
+ mips_unspec_address directly.
+ * doc/invoke.texi: Remove the -mabi=64 -mno-abicalls exception from
+ the documentation of -mexplicit-relocs.
-Wed Oct 2 17:29:53 1996 Ian Lance Taylor <ian@cygnus.com>
+2004-03-01 Jeff Law <law@redhat.com>
- * fixincludes: Add a hack to the big sed script to work around a
- bug in the sed implementation on HP/UX 10.20.
+ * fold-const.c (fold): An equality comparison of a non-weak object
+ against zero has a known result. Similarly an equality comparison
+ of the address of two non-weak, unaliased symbols has a known result.
-Wed Oct 2 16:53:56 1996 Jason Merrill <jason@yorick.cygnus.com>
+ * ggc-page.c (struct page_entry): New field PREV.
+ (ggc_alloc): Update PREV field appropriately.
+ (sweep_pages): Likewise.
+ (ggc_free): Likewise. Use PREV field rather than loop to
+ improve ggc_free performance.
- * dwarf2out.c (modified_type_die): Don't generate redundant DIEs.
- (gen_{array,pointer,reference,ptr_to_mbr}_type_die): Likewise.
- (gen_{subroutine,string,set}_type_die): Likewise.
+2004-03-01 Richard Sandiford <rsandifo@redhat.com>
- * dwarf2out.c: Undo text_end_label, add_src_coords changes.
- (addr_const_to_string): Fix typos.
- (decl_class_context, get_AT_unsigned): New functions.
- (gen_subprogram_die): Only emit src coords info for a specification
- if they changed.
- (gen_variable_die): Support DW_AT_declaration and DW_AT_specification.
- (gen_decl_die): Avoid generating redundant DIEs for member functions
- and variables.
+ * config/mips/mips.c (mips_output_division): Use the division
+ instruction to fill the delay slot of a zero check.
+ (mips_idiv_insns): Adjust accordingly.
-Wed Oct 2 11:22:50 1996 Jeffrey A Law (law@cygnus.com)
+2004-03-01 Nathanael Nerode <neroden@gcc.gnu.org>
- * pa.h (EXTRA_CONSTRAINT): Loosen conditions for match of
- 'Q' and 'T' while reload is running.
- * pa.c (hppa_legitimize_address): Rework to generate more
- indexed and scaled indexed addressing.
- * pa.md (scaled indexed store): Add define_splits to undo
- pessimizations created by hppa_legitimize_address for integer stores.
-
- * pa.c (remove_useless_addtr_insns): New function.
- (pa_reorg): Delete code to remove useless add,tr insns.
- Instead call remove_useless_addtr_insns.
- (output_function_prologue): Call remove_useless_addtr_insns
- to catch any add,tr insns created by reorg.
+ * config.gcc: Create a default tmake_file for linux, and use
+ it in all but two linux clauses. Comment those two.
- * pa.c (secondary_reload_class): Remove duplicate/useless code.
+2004-03-01 Paolo Bonzini <bonzini@gnu.org>
- * pa.h (PARSE_LDD_OUTPUT): Handle output from hpux10.20 "chatr".
+ * combine.c (try_combine): Do not refer to is_replaced.
+ (gen_lowpart_for_combine): Perverse subregs now have a
+ more politically correct name.
+ * cse.c (cse_insn): Likewise.
+ * jump.c: Fix bogus reference to delete_insn.
-Tue Oct 1 17:23:32 1996 Jason Merrill <jason@yorick.cygnus.com>
+2004-02-29 Mark Mitchell <mark@codesourcery.com>
- * dwarf2out.c (text_end_label): New static.
- (size_of_line_info): The final entry is smaller.
- (output_aranges): Use TEXT_SECTION instead of TEXT_BEGIN_LABEL and
- text_end_label instead of TEXT_END_LABEL.
- (gen_compile_unit_die): Likewise.
- (output_line_info): Likewise. Use a fixed advance for the last entry.
- (dwarfout_init): Don't output starting labels.
- (dwarfout_finish): Set up text_end_label. Don't output ending labels.
+ PR debug/14328
+ * dwarf2out.c (gen_enumeration_type_die): Output all enumeration
+ constants as signed values.
- (add_pure_or_virtual_attribute): Don't say pure virtual for now.
- (type_tag): Handle C++ TYPE_NAME.
- (gen_formal_parameter_die): Support DW_AT_artificial.
- (gen_formal_types_die): Do emit the type for 'this'.
- (gen_member_die): Fix handling of TYPE_METHODS.
- (gen_decl_die): Do output a DIE for member function declarations.
- Don't output a DIE for artificial typedefs.
+ PR middle-end/13448
+ * c-tree.h (readonly_warning): Rename to ...
+ (readonly_error): ... this.
+ * c-typeck.c (build_unary_op): Adjust accordingly.
+ (readonly_warning): Rename to ...
+ (readonly_error): ... this and issue errors, not warnings.
+ (build_modify_expr): Call readonly_error, not readonly_warning.
+ (c_expand_asm_operands): Likewise.
+ * tree-inline.c (optimize_inline_calls): Do not inline functions
+ after errors have occurred.
- (add_member_attribute): Remove, not in DWARF-II.
- (gen_array_type_die): Remove ref to add_member_attribute.
- (gen_set_type_die, gen_entry_point_die, gen_enumeration_type_die,
- gen_subprogram_die, gen_variable_die, gen_field_die,
- gen_pointer_type_die, gen_reference_type_die, gen_ptr_to_mbr_type_die,
- gen_string_type_die, gen_struct_or_union_type_die,
- gen_subroutine_type_die, gen_typedef_die): Likewise.
+2004-02-29 Nathanael Nerode <neroden@gcc.gnu.org>
- (get_AT_flag): New fn.
- (add_src_coords_attributes): Split out...
- (add_name_and_src_coords_attributes): From here.
- (gen_subprogram_die): Support DW_AT_declaration and
- DW_AT_specification.
+ * configure.ac: Rearrange some threading code for clarity;
+ add section comment.
+ * configure: Regenerate.
- (gen_compile_unit_die): Don't emit full pathname for source file;
- comment claimed that SGI required it, but they don't emit it either.
- Append -g to producer rather than replacing it.
+2004-02-29 Kazu Hirata <kazu@cs.umass.edu>
-Tue Oct 1 14:19:23 1996 Jim Wilson <wilson@cygnus.com>
+ * passes.c, config/frv/frv.c, config/sh/sh.c: Fix comment
+ typos.
+ * doc/cppopts.texi: Fix a typo.
- * gcc.c (used_arg): When call xmalloc for mswitches, pass 1 if
- n_switches is zero.
+2004-02-29 Kazu Hirata <kazu@cs.umass.edu>
-Mon Sep 30 17:46:26 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
+ * config/i386/i386.md: Fix formatting.
- * sh.c (gen_shl_and, gen_shl_sext): Use gen_lowpart to
- generate rtx in the appropriate mode for zero/sign-extension.
- Don't generate a zero bit shift.
- (gen_shl_sext) Directly use gen_ashift instead of gen_ashrsi3.
+2004-02-29 Nathanael Nerode <neroden@gcc.gnu.org>
-Mon Sep 30 17:17:56 1996 Ian Lance Taylor <ian@cygnus.com>
+ * configure.ac: Add some comments delineating sections of code.
- * fixinc.svr4: In math.h, redefine exception to __math_exception
- for C++, to avoid conflict with <exception>.
- * fixincludes: Likewise.
- Fix check for class in math.h to not match fp_class.
+ * doc/install.texi: Note that libada uses autoconf 2.57 also.
-Mon Sep 30 17:15:19 1996 Jim Wilson <wilson@cygnus.com>
+ * doc/install.texi: Fix idiot typo in previous commit.
- * iris6.h (ASM_SPEC): Add -w.
- (STARTFILE_SPEC): Add mips3 to n32 pathnames.
- Add -L/usr/lib32/mips for n32 cases.
- (ENDFILE_SPEC): Add mips3 to n32 pathnames.
+ * doc/install.texi: Update for conversion of intl to autoconf 2.57.
-Mon Sep 30 13:20:31 1996 Ian Lance Taylor <ian@cygnus.com>
+2004-02-29 Kazu Hirata <kazu@cs.umass.edu>
- * genopinit.c (gen_insn): Look through the modes in reverse order,
- to avoid stopping early on CC when EXTRA_CC_MODES is used.
+ * config/h8300/h8300.md: Add comments about peephole2's.
- * fixincludes: Add extern "C" to <sys/mman.h> on HP/UX.
+2004-02-29 Kazu Hirata <kazu@cs.umass.edu>
-Sun Sep 29 12:39:18 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+ * config/h8300/h8300.md: Tweak operand numbers of some
+ peephole2's.
- * c-typeck.c (pointer_diff): Do not do default conversions when
- doing the minus expression, in case restype is a short type.
+2004-02-29 Kazu Hirata <kazu@cs.umass.edu>
-Sun Sep 29 11:22:10 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+ * config/h8300/h8300.md: Tweak comments about peephole2's.
- * tree.c (build_complex): Add new argument, TYPE.
- * tree.h (build_complex): Likewise.
- * c-lex.c (yylex): Add new arg, TYPE, to call to build_complex.
- * fold-const.c (const_binop): Likewise.
- (fold, case CONJ_EXPR, COMPLEX_EXPR): Likewise.
- * varasm.c (copy_constant, case COMPLEX_CST): Likewise.
- * expr.c (expand_expr, case COMPONENT_REF): Don't try to directly
- load a complex.
- * recog.c (register_operand): Don't reject subreg of complex mode.
- * emit-rtl.c (mark_user_reg): New function.
- * function.c (assign_parms): Use it.
- * stmt.c (expand_decl): Likewise, and simplify code.
+2004-02-29 Waldek Hebisch <hebisch@math.uni.wroc.pl>
- * tree.c (contains_placeholder): Return 1 for PLACEHOLDER_EXPR.
+ PR middle-end/14203
+ * function.c (uninitialized_vars_warning): Use DECL_RTL_SET_P
+ instead of testing whether DECL_RTL is not NULL.
- * expr.c (store_expr): memset/bzero gets ptr_mode, not Pmode.
+2004-02-28 Kazu Hirata <kazu@cs.umass.edu>
- * stmt.c (expand_asm_operands): Fix errors in previous patches.
+ * config/sh/sh.c: Fix formatting.
- * x-linux: Simplify, but ensure headers aren't changed.
+2004-02-28 Kazu Hirata <kazu@cs.umass.edu>
- * getpwd.c: No longer include direct.h for _WIN32.
+ * config/sh/sh.c: Convert to ISO-C.
- * configure (i[3456]86-*-isc*): Remove bogus echo.
- (m68k-apple-aux*): a-ux.h renamed from aux.h.
- (CC): Escape "$" char in "no-symlink" case for bash/cygwin32 bug.
+2004-02-28 Andrew Pinski <pinskia@physics.uc.edu>
- * Makefile.in (installdirs): Renamed from install-dir.
- Create $(prefix) and $(exec_prefix) if doesn't exist.
- (install-float): Reflect new name for installdirs.
- (install-{common,info,man,libgcc,multilib,libobjc}): Likewise.
- (install-{include-dir,assert-h,collect2}): Likewise.
+ * c-typeck.c (tagged_types_tu_compatible_p): Fix pasto in
+ my previous patch.
- * reload1.c (gen_reload): Handle SUBREG in PLUS specially too.
- Change calls to emit_move_insn to recursive calls.
+ * config/darwin.h (machopic_finish): Output stub even if the
+ symbol is already defined.
- * stmt.c (fixup_gotos): When running undefined labels, if no cleanup
- actions for this block, don't clear BEFORE_JUMP.
+2004-02-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
-Fri Sep 27 13:48:21 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+ * pa64-hpux.h (LIB_SPEC): Fix linking under HP-UX 11.00 with -p and -pg.
- * c-decl.c (init_decl_processing): Create short int types before
- creating size_t in case a machine description needs to use
- unsigned short for size_t.
+2004-02-28 Kazu Hirata <kazu@cs.umass.edu>
-Fri Sep 27 12:28:54 1996 Stan Cox <coxs@dg-rtp.dg.com>
+ * genattr.c (main): Don't define
+ TRADITIONAL_PIPELINE_INTERFACE or DFA_PIPELINE_INTERFACE.
+ * system.h (TRADITIONAL_PIPELINE_INTERFACE): Poison.
+ (DFA_PIPELINE_INTERFACE): Likewise.
+ * doc/tm.texi (TRADITIONAL_PIPELINE_INTERFACE): Remove.
+ (DFA_PIPELINE_INTERFACE): Likewise.
- * gcc.c (do_spec_1): Allow -A in %[Spec].
-
- * i386.h (CPP_CPU_SPEC): New. Added for defining the submodel.
+2004-02-28 Richard Sandiford <rsandifo@redhat.com>
- * i386.c (asm_output_function_prefix, function_prologue,
- ix86_expand_prologue): Make the routine that sets the GOT (when pic
- is enabled) a function, to assist debugging.
+ * config/mips/mips.md (tstsi, tstdi): Delete.
- * i386.md (gen_prologue_get_pc): Call the function created above.
- (divdf3): Added.
-
- * i386/dgux.h (CPP_PREDEFINES, CPP_SPEC): Reference CPP_CPU_SPEC.
- Use svr4 assembler directive .backalign instead of .align.
- (align to x bytes if it takes no more than y bytes to do so.)
+2004-02-28 Maciej W. Rozycki <macro@ds2.pg.gda.pl>
- * i386/{aix386ng.h,dgux.h} (CPP_SPEC): Use %[cpp_cpu].
- * i386/{freebsd-elf,gas,isc,linux-aout}.h: Likewise.
- * i386/{linux-oldld,linux,osfelf,osfrose,sco,sco4}.h: Likewise.
- * i386/{sco4dbx,sco5,sol2,sysv3}.h: Likewise.
+ * config/mips/mips.c (override_options): Remove an obsolete
+ duplicate definition of the "e" constraint.
+ * config/mips/mips.h: Update a comment accordingly.
-Thu Sep 26 17:58:34 1996 Torbjorn Granlund <tege@matematik.su.se>
+2004-02-28 Maciej W. Rozycki <macro@ds2.pg.gda.pl>
- * m68k.md (mulsidi3 matcher): Change predicate const_int_operand
- to const_sint32_operand. Get rid of bogus range condition.
+ * config/mips/mips.md: Complete the unfinished R4000
+ multiply/shift errata workaround. Improve documentation.
+ (hazard): Use TARGET_FIX_R4000 to decide whether an "imul" instruction
+ has a hilo hazard.
+ (mulsi3, mulsi3_internal, mulsi3_r4000): Use TARGET_FIX_R4000.
+ (muldi3, muldi3_internal): Likewise.
+ (muldi3_internal2): Remove, replacing with...
+ (muldi3_mult3, muldi3_r4000): ...these new patterns.
+ (mulsidi3): Take the errata into account.
+ (mulsidi3_32bit): Remove, replacing with...
+ (mulsidi3_32bit_internal, mulsidi3_32bit_r4000): ...these new patterns.
+ (mulsidi3_64bit, mulsidi3_64bit_parts): Disable if TARGET_FIX_R4000.
+ (umulsidi3): Take the errata into account.
+ (umulsidi3_32bit): Remove, replacing with..
+ (umulsidi3_32bit_internal, umulsidi3_32bit_r4000): ...these patterns.
+ (umulsi3_highpart, umulsi3_highpart_internal): Disable if
+ TARGET_FIX_R4000.
+ (smulsi3_highpart, smulsi3_highpart_internal): Likewise.
+ (smuldi3_highpart, umuldi3_highpart): Likewise.
+ * doc/invoke.texi: Document the errata workaround.
-Thu Sep 26 17:12:00 1996 Jim Wilson <wilson@cygnus.com>
+2004-02-28 Maciej W. Rozycki <macro@ds2.pg.gda.pl>
- * Makefile.in (stmp-int-hdrs): Don't cd to srcdir before copying
- header files to objdir.
+ * config/mips/mips-protos.h (mips_idiv_insns): Declare.
+ * config/mips/mips.h (MASK_FIX_SB1): Bump.
+ (MASK_FIX_R4000, TARGET_FIX_R4000): New macros.
+ (TARGET_SWITCHES): Add -mfix-r4000 and -mno-fix-r4000.
+ * config/mips/mips.c (mips_idiv_insns): New function.
+ (override_options): Make -march=r4000 imply -mfix-r4000 by default.
+ (mips_output_division): Add a workaround for the R4000 divide/shift
+ errata.
+ * config/mips/mips.md (length): Use mips_idiv_insns() to calculate
+ the length of an "idiv" instruction.
+ * doc/invoke.texi: Document the new switches.
-Wed Sep 25 21:22:57 1996 Jeffrey A Law (law@cygnus.com)
+2004-02-28 Kazu Hirata <kazu@cs.umass.edu>
- * h8300.h (FIRST_PSEUDO_REGISTER, ARG_POINTER_REGNUM): Bump up by one.
- (FIXED_REGISTERS): Add entry for MAC register.
- (CALL_USED_REGISTERS, REG_ALLOC_ORDER): Likewise.
- (HARD_REGNO_NREGS): Handle MAC register.
- (HARD_REGNO_MODE_OK, REGNO_OK_FOR_BASE_P, REGISTER_NAMES): Likewise.
- (enum reg_class): New MAC_REGS register class.
- (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Corresponding changes.
- (REG_CLASS_FROM_LETTER): Likewise.
- (REGISTER_MOVE_COST): Make copies to/from MAC register expenseive.
- (CONDITIONAL_REGISTER_USAGE): Define.
- * h8300.md (movsi_h8300hs): Renamed from movsi_h8300h.
- Handle moves to/from the MAC register.
- (mac): Two new patterns to use the mac instruction.
+ * doc/tm.texi (IS_COSTLY_DEPENDENCE): Change to
+ TARGET_SCHED_IS_COSTLY_DEPENDENCE.
- * h8300.c (notice_update_cc): Fix CC_SET case.
- (restore_compare_p): Remove unused function.
- * h8300.md: Handle "set" vs "set_zn_c0" correctly.
- (bCC patterns): No longer need to call restore_compare_p.
+2004-02-28 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
- * h8300.c (get_shift_alg): Fix HImode ASHIFTRT by 13 or 14 bits.
+ PR optimization/14229
+ * cfgrtl.c (rtl_tidy_fallthru_edge): Do not fail for !onlyjump jump.
-Wed Sep 25 18:52:19 1996 Joern Rennecke <amylaar@cygnus.co.uk>
+2004-02-28 Eric Botcazou <ebotcazou@act-europe.fr>
- * sh.md (insv): New pattern.
+ * fold-const.c (fold): Strip NOPs that change the signedness
+ for RSHIFT too. Expand comment.
-Wed Sep 25 16:47:26 1996 Doug Evans <dje@seba.cygnus.com>
+2004-02-27 Ian Lance Taylor <ian@wasabisystems.com>
- * sparc/t-sunos41 (MULTILIB_{OPTIONS,DIRNAMES,MATCHES}): Create
- multilib versions of -fpic and -fPIC.
- (TARGET_LIBGCC2_CFLAGS): Comment out.
+ PR optimization/7871
+ * flow.c (mark_set_1): Don't add LOG_LINKS for global registers
+ from or to call insns.
- * sparc.c (print_operand): Handle new codes H/L.
- * sparc.md (lo_sum_di_sp32): Add little endian support.
- (adddi3_sp32,subdi3_sp32,mulsidi3_sp32,const_mulsidi3): Likewise.
- (umulsidi3_sp32,const_umulsidi3,smacdi,umacdi,anddi3_sp32): Likewise.
- (iordi3_sp32,xordi3_sp32,negdi2_sp32): Likewise.
+2004-02-27 Eric Botcazou <ebotcazou@libertysurf.fr>
-Wed Sep 25 15:32:35 1996 Jim Wilson <wilson@cygnus.com>
+ PR optimization/7871
+ * flow.c (propagate_one_insn): Interpret calls as setting global
+ registers, not merely clobbering them.
- * expmed.c (store_bit_field): Don't make flag_force_mem disable insv
- for memory operands.
-
- * function.c (instantiate_decl): Always store addr back into x.
+2004-02-27 Dale Johannesen <dalej@apple.com>
-Tue Sep 24 19:37:00 1996 Jim Wilson <wilson@cygnus.com>
+ * config/darwin.c (machopic_output_possible_stub_label): Remove.
+ config/darwin-protos.h: Ditto.
+ config/darwin.h: Remove call to it.
+ * combine.c (distribute_notes): Do not place a REG_DEAD note
+ when value is both set and used.
- * reload.c (push_secondary_reload): Do strip paradoxical SUBREG
- even if reload_class is CLASS_CANNOT_CHANGE_SIZE. Change reload_mode
- to mode in SECONDARY_MEMORY_NEEDED and get_secondary_mem calls.
+2004-02-27 Kazu Hirata <kazu@cs.umass.edu>
- * reload1.c (emit_reload_insns): For output part of RELOAD_OTHER,
- emit after RELOAD_FOR_OUTPUT, in reverse order of reload number,
- but not separately.
+ * config/h8300/fixunssfsi.c (__fixunssfsi): Enable on H8/300
+ as well.
+ * config/h8300/lib1funcs.asm (___fixunssfsi): Remove.
+ * config/h8300/t-h8300 (LIB1ASMFUNCS): Remove _fixunssfsi_asm.
+
+2004-02-27 Andrew Pinski <apinski@apple.com>
+
+ * c-typeck.c (tagged_types_tu_compatible_p) <ENUMERAL_TYPE>:
+ Speedup common case of the type values being in the same order.
+
+2004-02-27 Steve Ellcey <sje@cup.hp.com>
+
+ * config/ia64/ia64.h (no-inline-float-divide): New option.
+ * config/ia64/ia64.h (no-inline-int-divide): New option.
+ * config/ia64/ia64.h (no-inline-sqrt): New option.
+ (TARGET_DEFAULT): Add MASK_INLINE_FLOAT_DIV_THR to define.
+ * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
+ * config/ia64/ia64.c (ia64_override_options): Modify error
+ checking for inlined division/sqrt.
+
+2004-02-27 Kazu Hirata <kazu@cs.umass.edu>
+
+ * bb-reorder.c, cfgbuild.c, diagnostic.c, explow.c, profile.c,
+ ra-build.c, read-rtl.c, tracer.c, unwind-dw2-fde-glibc.c,
+ value-prof.c, config/darwin-protos.h, config/frv/frv-abi.h,
+ config/i386/pmmintrin.h, config/pa/pa-hpux.h: Update
+ copyright.
+
+2004-02-27 Paul Brook <paul@codesourcery.com>
+
+ * function.c (assign_parms): Don't count pretend args for alignment.
+
+2004-02-27 Richard Henderson <rth@redhat.com>
+
+ * passes.c: New file.
+ * Makefile.in (OBJS-common): Add it.
+ * diagnostic.c (rtl_dump_and_exit): Move decl ...
+ * flags.h (rtl_dump_and_exit): ... here.
+ * output.h (size_directive_output, last_assemble_variable_decl):
+ Move from toplev.c.
+ * rtl.h (reg_alloc): Move from toplev.c.
+ * toplev.c (HAVE_conditional_execution, DUMPFILE_FORMAT,
+ struct dump_file_info, enum dump_file_index, dump_file_tbl,
+ open_dump_file, close_dump_file, rest_of_decl_compilation,
+ rest_of_type_compilation, rest_of_handle_final,
+ rest_of_handle_delay_slots, rest_of_handle_stack_regs,
+ rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
+ rest_of_handle_new_regalloc, rest_of_handle_old_regalloc,
+ rest_of_handle_regrename, rest_of_handle_reorder_blocks,
+ rest_of_handle_sched, rest_of_handle_sched2, rest_of_handle_regmove,
+ rest_of_handle_tracer, rest_of_handle_if_conversion,
+ rest_of_handle_if_after_combine, rest_of_handle_web,
+ rest_of_handle_branch_prob,
+ rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
+ rest_of_handle_addressof, rest_of_handle_sibling_calls,
+ rest_of_handle_jump_bypass, rest_of_handle_inlining,
+ rest_of_handle_null_pointer, rest_of_handle_combine,
+ rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
+ rest_of_handle_gcse, rest_of_handle_loop_optimize,
+ rest_of_handle_loop2, rest_of_compilation): Move to passes.c.
+ (decode_d_option): Use enable_rtl_dump_file.
+ (compile_file, finalize, do_compile): Move profile+combine+graph
+ cleanup to finish_optimization_passes.
+ * toplev.h (init_optimization_passes, finish_optimization_passes,
+ enable_rtl_dump_file): Declare.
+
+2004-02-27 Eric Botcazou <ebotcazou@act-europe.fr>
+ Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (fold): Revert 2004-02-25 change. Use the original
+ operands to build a tree with swapped operands.
+ * expr.c (expand_expr_real) <MAX_EXPR>: Consistently use the
+ 'unsignedp' predicate to specify the signedness.
+
+2004-02-27 Kazu Hirata <kazu@cs.umass.edu>
+
+ * c-decl.c, c-ppoutput.c, combine.c, cppfiles.c, dwarf2out.c,
+ expr.c, fold-const.c, gcc.c, haifa-sched.c, loop-iv.c,
+ params.def, read-rtl.c, rtl.c, rtlanal.c, toplev.c: Fix
+ comment typos and formatting. Follow spelling conventions.
+
+2004-02-26 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/rs6000.md: Add fixuns_truncsfsi2 and
+ fix_truncsfsi2.
+
+ * config/rs6000/spe.md: Delete spe_efsctuiz.
+ Add spe_fixuns_truncsfsi2.
+ Add spe_fix_truncsfsi2.
+
+2004-02-26 Eric Christopher <echristo@redhat.com>
+
+ * c-lex.c (c_lex_string_translate): New variable.
+ (lex_string): Use to determine string translation.
+ * c-pragma.h: Prototype.
+ * c-parse.in (start_string_translation): New. Set above.
+ (stop_string_translation): Ditto.
+ (attribute, attribute_list, asm_def, asm_stmt,
+ asm_operand): Use above functions.
+ * cp/parser.c (cp_parser_declaration): Translate strings
+ unless token is RID_EXTERN. Set c_lex_string_translate
+ for recursive use.
+ (cp_parser_asm_definition): Only translate argument strings
+ to asms.
+ (cp_parser_asm_operand_list): Ditto.
+ (cp_parser_attribute_list): Do not translate attribute strings.
+
+2004-02-26 Kazu Hirata <kazu@cs.umass.edu>
+
+ * stmt.c (expand_start_case_dummy): Remove.
+ * tree.h: Remove the corresponding prototype.
+
+2004-02-26 Kazu Hirata <kazu@cs.umass.edu>
+
+ * builtins.c (apply_args_register_offset): Remove.
+ * tree.h: Remove the corresponding prototype.
+
+2004-02-26 Kazu Hirata <kazu@cs.umass.edu>
+
+ * stor-layout.c (is_pending_size): Remove.
+ * tree.h: Remove the corresponding prototype.
+
+2004-02-26 Kazu Hirata <kazu@cs.umass.edu>
+
+ * recog.c (validate_replace_src): Remove.
+ * recog.h: Remove the corresponding prototype.
+
+2004-02-26 Kazu Hirata <kazu@cs.umass.edu>
+
+ * calls.c: Don't reference FINAL_REG_PARM_STACK_SPACE or
+ MAYBE_REG_PARM_STACK_SPACE.
+ * function.c: Likewise.
+ * system.h (FINAL_REG_PARM_STACK_SPACE): Poison.
+ (MAYBE_REG_PARM_STACK_SPACE): Likewise.
+ * doc/tm.texi (FINAL_REG_PARM_STACK_SPACE): Remove.
+ (MAYBE_REG_PARM_STACK_SPACE): Likewise.
-Tue Sep 24 18:13:07 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+2004-02-26 Kazu Hirata <kazu@cs.umass.edu>
- * expr.c (emit_group_load): Allow target to be smaller than source.
+ * c-decl.c (c_expand_deferred_function): Remove.
+ * c-tree.h: Remove the corresponding prototype.
-Tue Sep 24 17:40:39 1996 Doug Evans <dje@cygnus.com>
+2004-02-26 Kazu Hirata <kazu@cs.umass.edu>
- * m68k/a-ux.h: Renamed from aux.h because of MSDOS.
+ * postreload.c (reload_cse_move2add): Generate just a PLUS
+ instead of an entire SET.
-Tue Sep 24 08:33:53 1996 David S. Miller (davem@caip.rutgers.edu)
+2004-02-26 Jan Hubicka <jh@suse.cz>
- * tree.c (copy_node): Fix error in last change.
+ * config.gcc: Add support for nocoma/prescott/pentium-m/pentium3m
+ /pentium4m.
+ * i386.c (override_options): Add support for new CPUs.
+ * i386.h (TARGET_CPU_DEFAULT_NAMES): New names.
+ (TARGET_CPU_DEFAULT_pentium_m, TARGET_CPU_DEFAULT_pentium4e): New
+ constants.
+ * invoke.texi: Extend documentation of -mtune/-march for new CPUs.
-Tue Sep 24 08:29:03 1996 James G. Smith <jsmith@cygnus.co.uk>
+2004-02-26 Bob Wilson <bob.wilson@acm.org>
- * gcc.c (used_arg): Fix multilib_matches parsing to not corrupt
- entry parameter.
+ * config/xtensa/xtensa.h (TARGET_CPU_CPP_BUILTINS): Define __xtensa__.
-Tue Sep 24 08:22:18 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
+2004-02-26 Eric Botcazou <ebotcazou@act-europe.fr>
- * loop.c (get_condition): Use rtx_equal_p to compare rtx.
+ * config/sparc/sparc-protos.h (sparc_emit_floatunsdi): Add 'mode'.
+ (sparc_emit_fixunsdi): New prototype.
+ * config/sparc/sparc.c (sparc_emit_floatunsdi): Use 'mode' argument.
+ (sparc_emit_fixunsdi): New function.
+ * config/sparc/sparc.md (floatunsdisf2): Use 'general_operand' for
+ operand 1. Pass SFmode to sparc_emit_floatunsdi.
+ (floatunsdidf2): Use 'general_operand' for operand 1. Pass DFmode
+ to sparc_emit_floatunsdi.
+ (fixuns_truncsfdi2): New expander.
+ (fixuns_truncdfdi2): Likewise.
-Tue Sep 24 08:14:01 1996 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
+2004-02-26 Alan Modra <amodra@bigpond.net.au>
- * integrate.c (expand_inline_function): Avoid creating paradoxical
- subreg wider than BITS_PER_WORD as inlined function result.
+ * gcse.c (delete_null_pointer_checks_1): Do not delete CC setter
+ unless HAVE_cc0.
-Tue Sep 24 08:00:15 1996 Paul Eggert <eggert@twinsun.com>
+2004-02-25 Richard Henderson <rth@redhat.com>
- * cccp.c (struct directive, directive_table, handle_directive):
- pass_thru now 1 for #define and 2 for #pragma.
- (handle_directive): When deciding whether to suppress comment at end
- of directive, ignore tabs and spaces after comment. Remove redundant
- limit test. With -dD -C, copy comment when isolating definition.
- (skip_to_end_of_comment): With -C, don't copy newline at end
- of C++ comment.
+ * explow.c (force_reg): Call mark_reg_pointer as appropriate.
+ * config/alpha/alpha.c (alpha_emit_conditional_branch): Don't
+ use (op0-op1) == 0 if op0 is a pointer.
+ * config/alpha/alpha.md (cmpdi): Use some_operand.
+ (three comparison combine splits): Remove.
- * fixinc.ptx, fixinc.svr4, fixincludes: Insert newlines just before
- end of 'sed' command strings if last 'sed' command is 'a' or 'i'.
+2004-02-25 Richard Henderson <rth@redhat.com>
-Tue Sep 24 07:28:58 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+ PR c/12794
+ * c-common.c (handle_alias_attribute): Reject the attribute if
+ current_function_decl is set.
- * toplev.c (PREFERRED_DEBUGGING_TYPE): If no debugging formats are
- supported, set to NO_DEBUG.
- (main): Don't do setting of PREFERRED_DEBUGGING_TYPE here.
+2004-02-25 Kelley Cook <kcook@gcc.gnu.org>
-Mon Sep 23 22:45:15 1996 Sean McNeil <sean@mcneil.com>
+ * config.gcc: Add comment describing extra_gcc_objs.
+ i[34567]86-*-cygwin*): Replace host_extra_gcc_objs with extra_gcc_objs.
+ * configure.ac (extra_gcc_objs): New substitution variable.
+ (host_extra_gcc_objs): Don't substitute.
+ * configure: Regenerate.
+ * Makefile.in: Use extra_gcc_objs.
- * rs6000/vxppc.h, sparc/vxsim.h: New files.
- * configure (powerpc-*-vxworks*, sparc-*-vxsim*): New targets.
- * objc/objc.h (BOOL): Define BOOL as int for VxWorks.
+2004-02-25 Kelley Cook <kcook@gcc.gnu.org>
-Mon Sep 23 21:23:27 1996 Klaus K"ampf (kkaempf@progis.de)
+ * doc/contrib.texi: Add an entry for myself.
- * explow.c (promote_mode, case REFERENCE_TYPE): New case.
+2004-02-25 Jan Hubicka <jh@suse.cz>
-Mon Sep 23 21:15:43 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+ * basic-block.h (make_eh_edge, break_superblocks): Declare.
+ * cfgbuild.c (make_eh_edge): Make global.
+ * cfglayout.c (break_superblocks): Likewise; fix memory leak.
+ * except.c (build_post_landing_pads, connect_post_landing_pads,
+ dw2_build_landing_pads, sjlj_emit_function_enter,
+ sjlj_emit_function_exit, sjlj_emit_dispatch_table,
+ sjlj_build_landing_pads): Update CFG.
+ (emit_to_new_bb_before): New function.
+ (finish_eh_generation): Do not rebuild the CFG.
- * c-decl.c (finish_struct): Check PCC_BITFIELD_TYPE_MATTERS value.
+2004-02-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
- * dbxout.c (dbxout_symbol): Fix forgotten case in last change:
- check DECL_ARTIFICIAL also when using the short cut way.
+ * config.gcc (hppa*-*-*, parisc*-*-*): Add MASK_BIG_SWITCH to all
+ target_cpu_default defines.
+ * pa-hpux.h (TARGET_DEFAULT): Add MASK_BIG_SWITCH to define.
+ * pa.h (TARGET_DEFAULT): Likewise.
-Mon Sep 23 15:55:24 1996 David S. Miller (davem@caip.rutgers.edu)
+2004-02-25 Eric Botcazou <ebotcazou@act-europe.fr>
- * tree.c (copy_node): Abort if don't know size of node.
+ * fold-const.c (fold): Treat MAX_EXPR and MIN_EXPR like
+ comparisons with regard to signedness.
- * tree.c (build1): Clean up initialization of OBSTACK.
+2004-02-25 Richard Earnshaw <rearnsha@arm.com>
-Mon Sep 23 15:35:33 1996 Jason Merrill <jason@yorick.cygnus.com>
+ * arm.c (thumb_legitimize_address): New function.
+ * arm-protos.h: Prototype it.
+ * arm.h (THUMB_LEGITIMIZE_ADDRESS): Define.
+ (LEGITIMIZE_ADDRESS): Use it.
- * Makefile.in (stmp-multilib): Depend on $(LANG_LIB2FUNCS).
+2004-02-25 J"orn Rennecke <joern.rennecke@superh.com>
- * dbxout.c (dbxout_function): Don't check DECL_SECTION_NAME before
- calling dbxout_function_end.
+ * reload1.c (reload): Only spill eliminable register with multiple
+ adjacent elimination alternatives if all alternatives fail.
-Mon Sep 23 14:41:12 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
+2004-02-25 Richard Earnshaw <rearnsha@arm.com>
- * combine.c (can_combine_p): Even if SMALL_REGISTER_CLASSES,
- know lifetime not extended if all_adjacent set.
+ * arm.c (arm_legitimate_index_p): For QImode the range of an offset
+ is -4095...+4095 inclusive.
- * stmt.c (expand_asm_operands): Handle '+' constraint.
- * cse.c (fold_rtx): Fold inside ASM_OPERANDS.
+2004-02-25 Eric Botcazou <ebotcazou@libertysurf.fr>
- * expr.c (expand_increment): If postincrement for MEM can't use add
- directly, load address in reg and enqueue increment and store of reg.
+ * doc/install.texi (sparc-sun-solaris2* specific notes): Document
+ the bootstrap failure with Sun CC 5.4 and 5.5.
- * loop.c (check_dbra_loop): Don't assume label must be second part of
- if_then_else in condjump.
+2004-02-24 Kazu Hirata <kazu@cs.umass.edu>
- * jump.c (jump_optimize): In no-nop move deletion, don't test
- PRESERVE_DEATH_INFO_REGNO_P; instead test if optimization is performed.
- Check for REG_UNUSED note on to-be deleted insn before searching for
- preceding instruction to delete note from.
- If PRESERVE_DEATH_INFO_REGNO_P is true for SREG, replace INSN with USE.
+ * cse.c (cse_change_cc_mode_insns): Stop at any instruction
+ which modifies NEWREG.
+ (cse_condition_code_reg): Update the mode of CC_REG in
+ CC_SRC_INSN on our own.
- * reload1.c (reload): Initialize the previous_offset fields
- in reg_eliminate before calling setup_save_areas.
+2004-02-24 Michael Matz <matz@suse.de>
- * reload1.c (emit_reload_insns): Declare and set this_reload_insn.
+ * config/i386/i386.c (ix86_comp_type_attributes): Check for
+ regparm attributes.
+
+2004-02-24 Richard Henderson <rth@redhat.com>
+
+ * toplev.c (dump_file_tbl): Rename from dump_file.
+ * bb-reorder.c, bt-load.c, cfgcleanup.c, cfglayout.c, cfgloopanal.c,
+ cfgloopmanip.c, cfgrtl.c, config/arm/arm.c, config/frv/frv.c,
+ config/i386/i386.c, config/ia64/ia64.c, config/mips/mips.c,
+ config/sh/sh.c, cse.c, flow.c, ifcvt.c, loop-iv.c, loop-unroll.c,
+ loop-unswitch.c, output.h, predict.c, profile.c, ra-build.c,
+ ra-colorize.c, ra-debug.c, ra-rewrite.c, ra.c, regrename.c, reload1.c,
+ toplev.c, tracer.c, value-prof.c, var-tracking.c, web.c:
+ s/rtl_dump_file/dump_file/g.
+
+2004-02-24 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/spe.md (spe_fix_truncsfsi2): Delete.
+ (spe_fixuns_truncsfsi2): Delete.
+
+ * config/rs6000/rs6000.md (fix_truncsfsi2): Delete.
+ (fixuns_truncsfsi2): Delete.
+
+2004-02-24 Josef Zlomek <zlomekj@suse.cz>
+
+ PR/14240
+ * rtlanal.c (replace_label): Fix replacing labels in constant pool.
+
+2004-02-24 Geoffrey Keating <geoffk@apple.com>
+
+ * config/darwin.h (TARGET_HAS_F_SETLKW): Define.
+
+2004-02-24 Jason Merrill <jason@redhat.com>
+
+ * tree.c (check_qualified_type): New fn.
+ (get_qualified_type): Use it. If type already has the desired
+ quals, just return it.
+ * tree.h: Declare it.
+
+2004-02-24 Sanjiv Kumar Gupta <sanjivg@noida.hcltech.com>
+
+ * target-def.h (TARGET_SCHED_INIT_GLOBAL,
+ TARGET_SCHED_FINISH_GLOBAL): New macros.
+
+ * target.h (md_init_global, md_finish_global): Function
+ declarations corresponding to new target macros.
+
+ * haifa-sched.c (sched_init, sched_finish): Allow target to
+ call the new schedular hooks.
+
+ * flow.c (recompute_reg_usage): Add PROP_DEATH_NOTES flag in
+ call to update_life_info.
+
+ * config/sh/sh.h (OVERRIDE_OPTIONS): Re-enable
+ flag_schedule_insns for SH4.
+
+ * config/sh/sh.c (sh_md_init_global, sh_md_finish_global,
+ find_set_regmode_weight, find_insn_regmode_weight,
+ find_regmode_weight), sh_md_init, sh_dfa_new_cycle,
+ sh_variable_issue, high_pressure, ready_reorder,
+ rank_for_reorder, swap_reorder, sh_reorder, sh_reorder2): New
+ functions used to throttle the insn movement in first
+ scheduling pass for SH.
+
+ * gcc/doc/tm.texi: Document TARGET_SCHED_INIT_GLOBAL and
+ TARGET_SCHED_FINISH_GLOBAL.
+
+2004-02-24 Alexandre Oliva <aoliva@redhat.com>
+
+ Implement FR-V FDPIC ABI support for frv-uclinux and frv-linux.
+ 2004-02-05 Alexandre Oliva <aoliva@redhat.com>
+ * config/frv/frv.c (frv_emit_movsi): Use GOT relocations for
+ symbols in sections named by the user.
+ 2004-01-30 Alexandre Oliva <aoliva@redhat.com>
+ * config/frv/linux.h (TARGET_OS_CPP_BUILTINS): New.
+ 2004-01-27 Alexandre Oliva <aoliva@redhat.com>
+ * config.gcc (frv-*-*linux*): Handle like *-*-linux*.
+ * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Remove, obviated by
+ the above.
+ 2004-01-20 Alexandre Oliva <aoliva@redhat.com>
+ * config/frv/frv.md (symGOT2reg_hilo, symGOTOFF2reg_hilo): Add
+ one more pseudo to further improve code generation.
+ 2004-01-19 Alexandre Oliva <aoliva@redhat.com>
+ * config/frv/frv.md (movdi_ldd): Introduce explicit indirection
+ inside UNSPEC.
+ 2004-01-16 Alexandre Oliva <aoliva@redhat.com>
+ * config/frv/frv.c (frv_legitimate_address_p): Added
+ allow_double_reg_p argument. Adjust all callers. Use it to
+ decide whether to enable double-register indirect addressing.
+ (frv_funcdesc_alias_set): Remove.
+ (frv_expand_fdpic_call): Force non-SYMBOL_REF operand into
+ register. Emit movdi_ldd.
+ (ldd_address_operand): New.
+ * config/frv/frv-protos.h (frv_legitimate_address_p): Adjust.
+ * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Likewise.
+ (PREDICATE_CODES): Add ldd_address_operand.
+ * config/frv/frv.md (movdi_ldd): New.
+ (symGOT2reg_hilo, symGOTOFF2reg_hilo): Use separate pseudo for
+ intermediate computations if possible.
+ (symGOTOFF2reg_i): Fix harmless typo.
+ 2003-12-18 Alexandre Oliva <aoliva@redhat.com>
+ * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Cast
+ relocated p_vaddr to vaddr type.
+ * config/frv/frv-protos.h (frv_expand_fdpic_call): Return void.
+ * config/frv/frv.c (frv_get_funcdesc_alias_set): New.
+ (frv_expand_fdpic_call): Propagate incoming MEM's expr to funcdesc
+ MEM, or use a funcdesc alias set. Use regular move instead of
+ ldd.
+ (dbl_memory_one_insn_operand): Recognize function descriptors by
+ type or by alias set, and don't split them.
+ * config/frv/frv.md (call, call_value): Never use call_internal
+ for fdpic.
+ (call_internal, call_value_internal): Never match for FDPIC.
+ (call_fdpicdi, call_fdpicsi, call_value_fdpicdi,
+ call_value_fdpicsi): Require FDPIC.
+ (ldd): Removed.
+ 2003-12-17 Alexandre Oliva <aoliva@redhat.com>
+ * config/frv/frv.h (CRT_GET_RFIB_DATA): Define for __FRV_FDPIC__.
+ * unwind-dw2-fde-glibc.c: Don't include elf-fdpic.h any more.
+ (_Unwind_IteratePhdrCallback): Adjust type of load_base for FRV
+ FDPIC. Compute data base address.
+ * config/frv/linux.h (SUBTARGET_DRIVER_SELF_SPECS): Enable -mfdpic
+ before the other self-specs are processed.
+ * config/frv/t-linux (CRTSTUFF_T_CFLAGS, TARGET_LIBGCC2_CFLAGS):
+ Build with -fPIC.
+ 2003-12-15 Alexandre Oliva <aoliva@redhat.com>
+ * unwind-dw2-fde-glibc.c: Don't include bits/elf-fdpic.h if
+ inhibit_libc is defined.
+ 2003-12-12 Alexandre Oliva <aoliva@redhat.com>
+ * unwind-dw2-fde-glibc.c: Include bits/elf-fdpic.h for
+ __FRV_FDPIC__.
+ (__RELOC_POINTER): Define.
+ (_Unwind_IteratePhdrCallback): Use it.
+ * config/frv/frv.h (Twrite): Define.
+ (TRANSFER_FROM_TRAMPOLINE): Use it.
+ * config/frv/linux.h (INVOKE__main): Undefine.
+ (Twrite): Override.
+ 2003-12-05 Richard Sandiford <rsandifo@redhat.com>
+ * doc/invoke.texi (-mlong-calls, -mlinked-fp): Document FRV options.
+ (-mlibrary-pic): Emphasize that this option generates EABI code.
+ (-mcpu): Add fr550.
+ (-mpack): Remove.
+ 2003-11-30 Alexandre Oliva <aoliva@redhat.com>
+ * config/frv/frv.c (int_2word_operand): Reject LABELs, SYMBOL_REFs
+ and CONSTs in FDPIC mode.
+ * gcc/config.gcc (with_cpu): Default to fr400 on frv-*-*linux*.
+ 2003-11-29 Richard Sandiford <rsandifo@redhat.com>
+ * config/frv/frv.c (move_source_operand): Don't accept symbolic
+ constants.
+ * config/frv/frv.md (*movhi_internal, *movsi_internal): Use an 'n'
+ rather than 'i' constraint for the 2-instruction alternative.
+ (*movsi_2word): New, incorporating existing int_2word_operand splitter.
+ 2003-11-29 Richard Sandiford <rsandifo@redhat.com>
+ * config/frv/frv.h (EXTRA_CONSTRAINT_FOR_Q): Renamed from
+ EXTRA_CONSTRAINT_FOR_Y.
+ (EXTRA_CONSTRAINT): Remove handling of 'Y'.
+ * config/frv/frv.md (*movsi_internal): Remove 'Q' constraint.
+ (addsi3): Change 'Y' constraint to 'Q'.
+ 2003-11-27 Richard Sandiford <rsandifo@redhat.com>
+ * reload.c (CONST_POOL_OK_P): New macro.
+ (find_reloads): Use it to decide whether a constant can be forced
+ into memory.
+ * config/frv/frv.h (LEGITIMATE_PIC_OPERAND_P): Return true if the
+ constant satisfies got12_operand.
+ (frv_cannot_force_const_mem): Always return true for TARGET_FDPIC.
+ (frv_legitimate_address_p): Check for valid unspec offsets using
+ got12_operand rather than frv_legitimate_fdpic_operand_p.
+ (frv_legitimate_fdpic_operand_p): Delete.
+ (frv_emit_movsi): Abort if we try to use the FDPIC register during
+ or after reload.
+ (frv_legitimate_constant_p): Return LEGITIMATE_PIC_OPERAND_P if
+ TARGET_FDPIC.
+ * config/frv/frv.md (*movdf_double): Add alternatives for CONST_DOUBLE.
+ 2003-11-19 Richard Sandiford <rsandifo@redhat.com>
+ * config/frv/frv-protos.h (fdpic_operand, fdpic_got12_operand)
+ (frv_fdpic_fptr_operand): Don't declare here.
+ * config/frv/frv.h (EXTRA_CONSTRAINT_FOR_Y): Call got12_operand
+ rather than fdpic_got12_operand.
+ (PREDICATE_CODES): Remove symbolic_operand entry. Add entries for
+ got12_operand and const_unspec_operand.
+ * config/frv/frv.c (got12_operand): Renamed from fdpic_got12_operand.
+ (gpr_or_int12_operand, dbl_memory_one_insn_operand): Update calls.
+ (symbolic_operand): Remove.
+ (const_unspec_operand): New predicate.
+ * config/frv/frv.md (*movsi_got): Use got12_operand.
+ (*movsi_high_got, *movsi_lo_sum_got): Use const_unspec_operand.
+ 2003-11-18 Richard Sandiford <rsandifo@redhat.com>
+ * config/frv/frv-protos.h (frv_output_addr_const_extra): Remove.
+ * config/frv/frv.h (OUTPUT_ADDR_CONST_EXTRA): Remove definition.
+ * config/frv/frv.c (frv_unspec): New structure.
+ (frv_small_data_reloc_p, frv_const_unspec_p): New functions.
+ (frv_print_operand_memory_reference): Use frv_const_unspec_p to
+ validate CONST indices. Use frv_output_const_unspec to print them.
+ (frv_print_operand): Update call to unspec_got_name. Use
+ frv_output_const_unspec to print constant unspecs.
+ (frv_legitimate_fdpic_operand_p): Return true if frv_const_unspec_p.
+ Reject UNSPECs otherwise.
+ (unspec_got_name): Take the relocation number as argument, not an
+ rtx containing it.
+ (frv_output_addr_const_extra): Remove, replacing with...
+ (frv_output_const_unspec): ...this new function.
+ (frv_find_base_term): Use frv_const_unspec_p & frv_small_data_reloc_p.
+ (gpr_or_int12_operand): Use fdpic_got12_operand.
+ (dbl_memory_one_insn_operand): Likewise.
+ (fdpic_got12_operand): Use frv_const_unspec_p.
+ (frv_emit_movsi): Use frv_const_unspec_p to check for CONSTs that
+ are already legitimate. Use frv_small_data_reloc_p when deciding
+ whether to use HIGH/LO_SUM for R_FRV_GOTOFF12 and R_FRV_GPREL12.
+ 2003-11-18 Alexandre Oliva <aoliva@redhat.com>
+ * config/frv/t-linux (SHLIB_MAPFILES): Override so as to export...
+ * config/frv/libgcc-frv.ver: ... frv-specific symbols. New file.
+ * config/frv/frv-abi.h (CREATE_DOUBLE_SHIFT): Use branch to local
+ label, for real this time.
+ * config/frv/frv.c (frv_local_funcdesc_p): Update to new
+ representation of visibility.
+ (fdpic_got12_operand, symbolic_operand): Mark unused arguments as
+ such.
+ 2003-11-17 Richard Sandiford <rsandifo@redhat.com>
+ * config/frv/frv.h (MASK_LINKED_FP, TARGET_LINKED_FP): New macros.
+ (TARGET_SWITCHES): Add -mlinked-fp and -mno-linked-fp.
+ * config/frv/frv.c (frv_override_options): Set MASK_LINKED_FP unless
+ it was explicitly disabled.
+ (frv_stack_info): There is no need to save the link register in every
+ frame unless TARGET_LINKED_FP is true.
+ (frv_frame_pointer_required): If !TARGET_LINKED_FP, only require a
+ frame pointer if the stack pointer might change value.
+ (frv_return_addr_rtx): Check and process "count" argument.
+ 2003-11-14 Richard Sandiford <rsandifo@redhat.com>
+ * config/frv/frv-protos.h (frv_legitimize_address): Remove.
+ (frv_find_base_term): Declare.
+ * config/frv/frv.h (LEGITIMIZE_ADDRESS): Do nothing.
+ (FIND_BASE_TERM): Define.
+ (PREDICATE_CODES): Remove pic_register_operand, pic_symbolic_operand,
+ small_data_register_operand, small_data_symbolic_operand. Add
+ symbolic_operand.
+ * config/frv/frv.c (const_small_data_p, plus_small_data_p): Delete.
+ (frv_print_operand_memory_reference, output_move_single): Remove
+ special handling for unlegitimized sdata addresses.
+ (frv_legitimate_address_p): Don't allow sums of SDA_BASE_REG
+ and symbolic addresses.
+ (frv_legitimize_address, frv_legitimize_fdpic_address): Delete.
+ (frv_find_base_term): New function.
+ (int_2word_operand): Check specifically for symbolic address constants.
+ (pic_register_operand, pic_symbolic_operand): Delete.
+ (small_data_register_operand, small_data_symbolic_operand): Delete.
+ (dbl_memory_one_insn_operand): Don't call plus_small_data_p.
+ Allow UNSPEC_GOT constants if !TARGET_FDPIC.
+ (move_source_operand): Only accept CONSTs if they're a two-insn
+ symbolic constant.
+ (fdpic_got12_operand): Don't require TARGET_FDPIC.
+ (frv_emit_movsi): Legitimize sdata and -mlibrary-pic addresses
+ using gen_symGOTOFF2reg*.
+ (frv_ifcvt_rewrite_mem): Remove (plus gr16 ...) special cases.
+ (frv_rtx_costs): Give all MEM addresses a cost of 0. Give MEMs
+ themselves a cost of 3 insns.
+ * config/mips/mips.md (*movsi_got): Allow for !TARGET_FDPIC too.
+ Change predicate to symbolic_operand.
+ (*movsi_high_got, *movsi_lo_sum_got): Likewise.
+ (*movsi_lda_sdata): Delete.
+ (*movsi_pic, movsi_high_pic, movsi_lo_sum_pic): Delete.
+ 2003-11-05 Alexandre Oliva <aoliva@redhat.com>
+ * config.gcc: Add t-slibgcc-elf-ver and support --with-cpu for
+ frv-*-*linux*.
+ * config/frv/frv-abi.h (CREATE_DOUBLE_SHIFT): Use branch to local
+ label.
+ * config/frv/frv.h (DRIVER_SELF_SPECS): Add blank before
+ -multilib-library-pic.
+ (LINK_SPEC): Add -z text for -mfdpic.
+ * config/frv/frvbegin.c (__ROFIXUP_LIST__): Don't define on FDPIC.
+ * config/frv/frvend.c (__ROFIXUP_END__): Likewise.
+ * config/frv/linux.h (STARTFILE_SPEC, ENDFILE_SPEC, LINK_SPEC):
+ Override.
+ (OPTION_DEFAULT_SPECS, HAS_INIT_SECTION, INIT_SECTION_ASM_OP,
+ FINI_SECTION_ASM_OP, CRT_CALL_STATIC_FUNCTION): Define.
+ * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Use
+ crtstuff-generated files.
+ 2003-10-31 Alexandre Oliva <aoliva@redhat.com>
+ * config.gcc: Add frv-*-*linux*.
+ * config/frv/linux.h, config/frv/t-linux: New.
+ 2003-10-06 Alexandre Oliva <aoliva@redhat.com>
+ * config/frv/frv.h (LINK_SPEC): Pass -melf32frvfd to the linker
+ when -mfdpic even if a linker script is explicitly listed.
+ 2003-10-02 Alexandre Oliva <aoliva@redhat.com>
+ * config/frv/frv.c (frv_override_options): Clear asm_out
+ unaligned_op for SImode on FDPIC.
+ (frv_emit_movsi): Use compute_reloc_for_constant to compute the
+ argument passed to decl_readonly_section.
+ (frv_assemble_integer): Revert 2003-09-30's change, but make the
+ whole block run with FDPIC even with -fno-PIC.
+ 2003-10-02 Alexandre Oliva <aoliva@redhat.com>
+ * config/frv/frv.c (frv_cannot_force_const_mem): Don't force
+ symbol or label plus offset to memory.
+ (frv_emit_movsi): Emit GPREL only if -mgprel-ro. Emit 32-bit
+ GOTOFF and GPREL for LABEL_REF.
+ * config/frv/frv.h (DRIVER_SELF_SPECS): Add -mgprel-ro with
+ -mfdpic unless -mno-gprel-ro, -fpic or -fpie.
+ (MASK_GPREL_RO, TARGET_GPREL_RO): New.
+ (TARGET_SWITCHES): Added gprel-ro and no-gprel-ro.
+ * doc/invoke.texi: Document them.
+ 2003-09-30 Alexandre Oliva <aoliva@redhat.com>
+ * config/frv/frv-protos.h (frv_gen_GPsym2reg): Declare.
+ (frv_splittable_got_operand): Removed.
+ * config/frv/frv.c (frv_cannot_force_const_mem): Reject HIGH and
+ LO_SUM. Add comments.
+ (frv_override_options): Moved enabling of FDPIC to
+ DRIVER_SELF_SPECS. Don't enable MASK_DWORD.
+ (frv_local_funcdesc_p): Remove unnecessary heck for flag_pie.
+ (frv_legitimize_fdpic_address): Don't duplicate logic in
+ frv_emit_movsi.
+ (frv_gen_GPsym2reg): New.
+ (unspec_got_name): Added gprel.
+ (frv_expand_fdpic_call): Add support for inlining PLTs.
+ (fdpic_fptr_operand): Renamed from frv_fdpic_fptr_operand.
+ (gpr_or_int12_operand): Added GPREL12.
+ (pic_symbolic_operand): Match even if !flag_pic for FDPIC.
+ (small_data_symbolic_operand): Fail if FDPIC.
+ (fdpic_splittable_got_operand): Removed.
+ (fdpic_got12_operand): Added GPREL12.
+ (frv_emit_movsi): Reorganize to avoid duplication. Emit GPREL
+ when appropriate. Fix sdata GOTOFF.
+ (frv_legitimate_constant_p): Require legitimate PIC operand for
+ FDPIC with pic, but only a legitimate fdpic operand for non-pic.
+ (frv_assemble_integer): Move FDPIC funcdesc handling out of
+ flag_pic case.
+ (frv_asm_out_constructor, frv_asm_out_destructor): Abort if
+ frv_assemble_integer fails.
+ * config/frv/frv.h (DRIVER_SELF_SPECS): New.
+ (SUBTARGET_DRIVER_SELF_SPECS): New.
+ (ASM_SPEC): Don't pass -mno-fdpic.
+ (LINK_SPEC): Pass -melf32frvfd for FDPIC.
+ (MASK_INLINE_PLT, TARGET_INLINE_PLT): New.
+ (TARGET_SWITCHES): Add -minline-plt, -mno-inline-plt and
+ -multilib-library-pic.
+ (PREDICATE_CODES): Added fdpic_operand, fdpic_fptr_operand,
+ condexec_si_media_operator, condexec_sf_add_operator and
+ condexec_sf_conv_operator. Removed condexec_sf_binary_operator
+ and condexec_sf_unary_operator.
+ * config/frv/frv.md (R_FRV_GPREL12, R_FRV_GPRELHI, R_FRV_GPRELLO):
+ New.
+ (movsi_got, movsi_high_got, movsi_lo_sum_got): Move before
+ movsi_internal. Give them internal names. movsi_got has type
+ int.
+ (fdpic got splitters): Remove.
+ (symGPREL2reg, symGPREL2reg_hilo): New.
+ * config/frv/t-frv (MULTILIB_MATCHES): Don't map -fpic and -fPIC
+ to -mlibrary-pic. Map -multilib-library-pic to it.
+ * doc/invoke.texi: -mfdpic, -minline-plt, -multilib-library-pic:
+ Document.
+ 2003-09-28 Alexandre Oliva <aoliva@redhat.com>
+ * config/frv/frv.c (frv_function_symbol_referenced_p): Declare.
+ (TARGET_CANNOT_FORCE_CONST_MEM): Define to...
+ (frv_cannot_force_const_mem): New function.
+ (const_small_data_p, plus_small_data_p): Update comments on sdata
+ on FDPIC.
+ (frv_override_options): Set flag_pie for FDPIC too.
+ (frv_conditional_register_usage): Mark gr16 and gr17 as non-fixed,
+ call-saved registers on FDPIC.
+ (frv_stack_info): Don't preserve the PIC register on FDPIC, and
+ don't force LR to be preserved.
+ (frv_expand_prologue): Likewise.
+ (frv_asm_output_mi_thunk): Use 12-bit funcdesc gotoff for -fpic.
+ (frv_frame_pointer_required): Don't force it just because the
+ FDPIC register is used.
+ (frv_legitimate_address_p) <CONST>: Accept a legitimate FDPIC
+ operand only if !condexec_p.
+ (frv_legitimize_address): Return the FDPIC-legitimized address.
+ Don't match small data here on FDPIC.
+ (frv_legitimate_fdpic_operand_p): Don't accept unadorned function
+ symbols. Use TRUE/FALSE instead of 1/0.
+ (frv_local_funcdesc_p): New.
+ (frv_legitimize_fdpic_address): Rewrite to use GOTOFF and 12-bit
+ immediates when possible.
+ (pic_symbolic_operand): Accept SYMBOL_REFs and CONSTs in FDPIC.
+ (dbl_memory_one_insn_operand): Accept addresses that add a REG and
+ an UNSPEC_GOT.
+ (frv_emit_movsi): Handle FDPIC before small data. Use GOTOFF and
+ 12-bit immediates when possible.
+ (frv_legitimate_constant_p): In FDPIC, reject SImode operands that
+ are not legitimate pic operands.
+ (frv_in_small_data_p): Re-enable for FDPIC.
+ * config/frv/frv.h (SDA_BASE_REG): Remove comment about FDPIC.
+ (FRV_GLOBAL_P): Removed.
+ * config/frv/frv.md: Add modes to CONSTs.
+ (movsi_got): New.
+ (movsi_lo_sum_got): Use separate matches instead of match_dup.
+ (movsi_high_pic, movsi_lo_sum_pic): Match on non-FDPIC only.
+ (fdpic splittable operations): Match on flag_pic != 1.
+ 2003-09-22 Alexandre Oliva <aoliva@redhat.com>
+ * config/frv/frv.c (frv_asm_out_constructor,
+ frv_asm_out_destructor): Pass to frv_assemble_integer the size in
+ bytes, not bits.
+ 2003-09-19 Alexandre Oliva <aoliva@redhat.com>
+ * config/frv/frv.c (frv_assemble_integer): Reject complex
+ expressions referencing function SYMBOL_REFs.
+ * config/frv/frv.c (frv_function_symbol_referenced_p): New.
+ (move_source_operand): Reject CONSTs that reference function
+ SYMBOL_REFs on FDPIC.
+ (frv_emit_movsi): If we get such a CONST, break it up.
+ * config/frv/frv.h (CPP_SPEC): Define __FRV_FDPIC__ for -mfdpic.
+ (TRANSFER_FROM_TRAMPOLINE): Use different definitions for FDPIC.
+ * config/frv/frv.c (frv_print_operand) <I>: Recognize PLUS without
+ MEM.
+ (frv_assemble_integer): Don't use funcdesc for LABEL_REFs.
+ (frv_trampoline_size): Increase for FDPIC.
+ * config/frv/frv.h (TRAMPOLINE_ALIGNMENT): Bump to 64 for FDPIC.
+ (TRANSFER_FROM_TRAMPOLINE): Handle FDPIC trampolines.
+ * config/frv/frv.c (frv_legitimize_fdpic_address, frv_emit_movsi):
+ Disable use of GOTOFF for now.
+ (const_small_data_p, plus_small_data_p, frv_in_small_data_p):
+ Disable use of small data in FDPIC for now.
+ (frv_asm_output_mi_thunk): Implement for FDPIC.
+ * config/frv/frv.h (SDA_BASE_REG): Set to -1 with FDPIC.
+ * config/frv/frv.c (frv_asm_out_constructor): Use
+ frv_assemble_integer for FDPIC pointers.
+ (frv_asm_out_destructor): Likewise.
+ * config/frv/frv.md (ldd): Fix order of operands. Use
+ address_operand for input.
+ 2003-09-18 DJ Delorie <dj@redhat.com>
+ * config/frv/frv.c (frv_legitimate_fdpic_operand_p): Remove UNSPEC_PIC.
+ (unspec_got_name): Correct typo.
+ (frv_emit_movsi): Pre-expand splittable GOTs.
+ (frv_expand_fdpic_call): Rename gen_lddi to gen_ldd.
+ * config/frv/frv.md (lddi): Fix syntax error, rename to ldd.
+ (symGOT2reg_hilo, symGOTOFF2reg_hilo): New.
+ * config/frv/t-frv: Add -mfdpic multilibs.
+ * config/frv/frv.h (ASM_SPEC): Pass -mfdpic/-mno-fdpic.
+ (TARGET_SWITCHES): Add -mno-fdpic, fix documentation.
+ * config/frv/frv.c (frv_override_options): -mfdpic assumes
+ flag_pic, default to 32-bit pics, require DWORD ops.
+ (frv_override_options): Add W and Z constraints.
+ (frv_expand_prologue): No pic prologue for -mfdpic.
+ (frv_asm_output_mi_thunk): Support -mfdpic (soon).
+ (frv_print_operand_memory_reference): Handle GOT constants.
+ (frv_legitimate_address_p): Allow GOT constants.
+ (frv_legitimize_address): Handle GOT addresses too.
+ (frv_legitimate_fdpic_operand_p): New.
+ (frv_legitimize_fdpic_address): New.
+ (unspec_got_name): New.
+ (frv_output_addr_const_extra): New.
+ (frv_expand_fdpic_call): New.
+ (frv_fdpic_fptr_operand): New.
+ (gpr_or_int12_operand): Handle GOT operands.
+ (int_2word_operand): Handle GOT operands.
+ (fdpic_operand): New.
+ (fdpic_splittable_got_operand): New.
+ (fdpic_got12_operand): New.
+ (frv_emit_movsi): Handle GOT operands.
+ (frv_assemble_integer): -mfdpic doesn't use rofixups.
+ (frv_print_operand): Support 'g' code for GOT operands.
+ * config/frv/frv-protos.h: Add prototypes as needed.
+ * config/frv/frv.md (R_FRV_GOT12, R_FRV_GOTHI, R_FRV_GOTLO,
+ R_FRV_FUNCDESC, R_FRV_FUNCDESC_GOT12, R_FRV_FUNCDESC_GOTHI,
+ R_FRV_FUNCDESC_GOTLO, R_FRV_FUNCDESC_VALUE,
+ R_FRV_FUNCDESC_GOTOFF12, R_FRV_FUNCDESC_GOTOFFHI,
+ R_FRV_FUNCDESC_GOTOFFLO, R_FRV_GOTOFF12, R_FRV_GOTOFFHI,
+ R_FRV_GOTOFFLO): New.
+ (movsi_high_got, movsi_lo_sum_got): New.
+ (*movsi_pic): Don't use this splitter for -mfdpic.
+ (addsi3): Allow GOT references also.
+ (call, call_value): Handle -mfdpic separately.
+ (call_fdpicdi, call_fdpicsi, lddi, call_value_fdpicdi,
+ call_value_fdpicsi): New.
+ (symGOT2reg, symGOT2reg_i, got splitters, symGOTOFF2reg,
+ symGOTOFF2reg_i): New.
+ * config/frv/frv.h (MASK_FDPIC): New.
+ (TARGET_FDPIC): New.
+ (TARGET_SWITCHES): Add -mfdpic.
+ (FDPIC_FPTR_REGNO): New.
+ (FDPIC_REGNO): New.
+ (OUR_FDPIC_REG): New.
+ (enum reg_class): Add FDPIC_REGS, FDPIC_FPTR_REGS, and
+ FDPIC_CALL_REGS.
+ (REG_CLASS_NAMES): Likewise.
+ (REG_CLASS_CONTENTS): Likewise.
+ (EXTRA_CONSTRAINT_FOR_Y): New, for 12-bit GOTs.
+ (EXTRA_CONSTRAINT): Add it here.
+ (FRV_GLOBAL_P): New.
+ (OUTPUT_ADDR_CONST_EXTRA): New.
+
+2004-02-24 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/sparc/sparc.h: Remove commented-out definitions of
+ TARGET_EDOM and GEN_ERRNO_RTX.
+
+2004-02-24 Kazu Hirata <kazu@cs.umass.edu>
+
+ * df.c, df.h, ra-build.c, ra-rewrite.c, ra.c, web.c: Replace
+ df_analyse with df_analyze.
+
+2004-02-24 Alan Modra <amodra@bigpond.net.au>
+
+ * gcse.c (delete_null_pointer_checks_1): Set stop_insn to end, not
+ beginning of block.
+
+2004-02-23 James E Wilson <wilson@specifixinc.com>
+
+ * calls.c (precompute_arguments): Update comment.
+
+2004-02-23 Kazu Hirata <kazu@cs.umass.edu>
+
+ * et-forest.c: Replace et_occurences with et_occurrences.
+
+2004-02-23 Kazu Hirata <kazu@cs.umass.edu>
+
+ * cfgloop.h, loop-iv.c, loop-unswitch.c: Replace iv_analyse
+ with iv_analyze.
+
+2004-02-23 Kelley Cook <kcook@gcc.gnu.org>
+
+ * config/i386/i386.c: Rename pni to sse3.
+ * config/i386/i386.h: Likewise.
+ * config/i386/i386.md: Likewise.
+ * config/i386/pmmintrin.h: Likewise.
+ * doc/extend.texi: Likewise.
+ * doc/invoke.texi: Likewise.
+
+2004-02-23 Zack Weinberg <zack@codesourcery.com>
+ Kazu Hirata <kazu@cs.umass.edu>
+
+ Remove -fwritable-strings.
+ * c-common.c (fix_string_type): Don't check
+ flag_writable_strings.
+ (fix_string_type): Likewise.
+ * c-opts.c (set_std_c89): Don't initialize
+ flag_writable_strings.
+ (set_std_c99): Likewise.
+ * common.opt (fwritable-strings): Remove.
+ * flags.h: Remove the external declaration of
+ flag_writable_strings.
+ * opts.c (common_handle_option) <OPT_fwritable_strings>:
+ Remove.
+ * toplev.c (flag_writable_strings): Remove.
+ (f_options): Remove an entry for writable-strings.
+ * varasm.c (const_hash_1) <STRING_CST>: Don't check
+ flag_writable_strings.
+ (compare_constant) <STRING_CST>: Likewise.
+ (build_constant_desc): Likewise.
+ * config/darwin.c (machopic_select_section): Likewise.
+ * config/arm/arm.c (AOF_ASSEMBLER): Likewise.
+ * config/arm/pe.c (arm_pe_encode_section_info): Likewise.
+ * config/iq2000/iq2000.c (iq2000_select_section): Likewise.
+ * config/mips/mips.c (mips_select_section): Likewise.
+ (mips_encode_section_info): Likewise.
+ * config/pa/pa.c (pa_select_section): Likewise.
+ * config/pa/pa.h (TEXT_SPACE_P): Likewise.
+ * config/v850/v850.c (v850_select_section): Likewise.
+ * doc/invoke.texi (-fwritable-strings): Remove.
+ (-fno-const-strings): Don't mention -fwritable-strings.
+ * doc/trouble.texi: Don't mention -fwritable-strings.
+
+2004-02-23 Nathanael Nerode <neroden@gcc.gnu.org>
+
+ * doc/install.texi: Update for switch of boehm-gc to autoconf 2.57.
+
+2004-02-23 Dale Johannesen <dalej@apple.com>
+
+ * config/rs6000.md (movsf_hardfloat): Add POWER form of nop.
+ (movdf_hardfloat64): Ditto.
+ (movdf_softfloat64): Ditto.
- * expr.c (var_rtx): New function.
- (expand_expr, case COND_EXPR): Also use target if same as singleton.
+2004-02-23 Fariborz Jahanian <fjahanian@apple.com>
+ * config/rs6000/rs6000.c (function_arg): call to
+ rs6000_mixed_function_arg for DFmode moved to allow
+ normal DFmode incoming register assignment.
-Mon Sep 23 14:22:34 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+2004-02-23 Dale Johannesen <dalej@apple.com>
- * recog.c (constrain_operands): Don't test clobbered constraints.
+ * config/rs6000.md (movsf_hardfloat): Accept CTR-to-CTR copy.
+ (movdf_hardfloat64): Ditto.
- * reload1.c (emit_reload_insns): For output part of RELOAD_OTHER,
- put in front of anything previous for that output, but not separately.
+2004-02-23 Kazu Hirata <kazu@cs.umass.edu>
-Sun Sep 22 21:06:46 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+ * convert.c, gcov-io.c, libgcov.c, sched-int.h, sibcall.c,
+ config/rs6000/linux.h, config/rs6000/rs6000-c.c: Update
+ copyright.
- * c-common.c (decl_attribtes, case A_SECTION): Allow for static
- local variable.
+2004-02-23 Andrew Pinski <pinskia@physics.uc.edu>
-Sun Sep 22 11:30:27 1996 Christian Iseli (christian.iseli@di.epfl.ch)
+ PR c/14156
+ * c-typeck.c (c_expand_return): Change check for VAR_DECL
+ to use DECL_P instead.
- * expr.c (convert_move): Replace explicit checks for FP extend ops
- with use of can_extend_p.
- Add missing tests for FP trunc operations.
+ * config/rs6000/linux.h (OS_MISSING_POWERPC64): Define.
+ * config/rs6000/linux64.h (OS_MISSING_POWERPC64): Define.
-Sun Sep 22 11:20:02 1996 Pat Rankin <rankin@eql.caltech.edu>
+2004-02-23 Kazu Hirata <kazu@cs.umass.edu>
- * dwarfout.c (DWARF_VERSION): Define as 1 if not already defined.
- * dwarf2out.c (DWARF_VERSION): Likewise.
+ * Makefile.in (opts.o): Depend on target.h.
+ * opts.c (decode_options): Use targetm.default_short_enums
+ instead of DEFAULT_SHORT_ENUMS.
+ * system.h (DEFAULT_SHORT_ENUMS): Poison.
+ * target-def.h (TARGET_DEFAULT_SHORT_ENUMS): New.
+ (TARGET_INITIALIZER): Add TARGET_DEFAULT_SHORT_ENUMS.
+ * target.h (gcc_target): Add default_short_enums.
+ * config/cris/cris.h: Remove a comment about
+ DEFAULT_SHORT_ENUMS.
+ * config/ip2k/ip2k.h: Likewise.
+ * doc/tm.texi (DEFAULT_SHORT_ENUMS): Change to
+ TARGET_DEFAULT_SHORT_ENUMS. Update the description.
+
+2004-02-23 Eric Botcazou <ebotcazou@libertysurf.fr>
+ Falk Hueffner <falk@debian.org>
+
+ PR c/14188
+ * builtins.c (expand_builtin_va_arg): Emit an informative message
+ if a trap is generated.
+ * c-typeck.c (build_function_call): Likewise.
+
+2004-02-22 Jakub Jelinek <jakub@redhat.com>
+
+ * gcov-io.c (gcov_open) [GCOV_LOCKED]: Use open + fdopen instead of
+ fopen.
+ * libgcov.c: Include sys/stat.h.
+ * config/rs6000/linux.h (TARGET_HAS_F_SETLKW): Define.
+ * config/rs6000/linux64.h (TARGET_HAS_F_SETLKW): Define.
+ * config/sparc/linux.h (TARGET_HAS_F_SETLKW): Define.
+ * config/sparc/linux64.h (TARGET_HAS_F_SETLKW): Define.
+
+2004-02-22 Kazu Hirata <kazu@cs.umass.edu>
+
+ * reorg.c: Remove comments about dead ports.
+
+2004-02-22 Christopher Faylor <cgf@redhat.com>
+
+ * config.gcc (i[34567]86-*-pe|i[34567]86-*-cygwin*): *Really* specify
+ extra host object file when targetting cygwin rather than generic
+ object files.
+
+2004-02-22 Josef Zlomek <zlomekj@suse.cz>
+
+ Merge from tree-ssa:
+ 2003-11-20 Richard Henderson <rth@redhat.com>
+
+ * tree-inline.c (insert_decl_map): New.
+ (remap_decl, remap_type, remap_block, copy_body_r,
+ initialize_inlined_parameters, declare_return_variable,
+ remap_save_expr): Use it.
+
+ * function.c (copy_body_r): Add mapping from id->ret_label to
+ id->ret_label. Revert test for ret_label.
+
+2004-02-22 Jakub Jelinek <jakub@redhat.com>
+
+ * genoutput.c (process_template): Strip trailing whitespace in @
+ templates and issue a warning if there was any.
+
+2004-02-21 Christopher Faylor <cgf@redhat.com>
+
+ * config.gcc (i[34567]86-*-pe|i[34567]86-*-cygwin*): Specify extra host
+ object file when targetting cygwin.
+ * config/i386/t-cygwin (EXTRA_GCC_OBJS): Remove definition since it is
+ overridden by top-level Makefile.
+
+2004-02-21 Roger Sayle <roger@eyesopen.com>
+
+ * config/i386/i386.c (standard_80387_constant_p): Also prefer
+ the x87's load constant instructions when optimizing for size.
+
+2004-02-21 Kazu Hirata <kazu@cs.umass.edu>
+
+ * combine.c (SHIFT_COUNT_TRUNCATED): Remove.
+ * defaults.h (SHIFT_COUNT_TRUNCATED): Provide the default.
+ * expmed.c: Assume SHIFT_COUNT_TRUNCATED is always defined.
+ * fold-const.c: Likewise.
+ * simplify-rtx.c: Likewise.
+
+2004-02-21 Alan Modra <amodra@bigpond.net.au>
+
+ * combine.c (can_combine_p): Don't ignore SETs marked with
+ REG_EH_REGION notes.
+ (try_combine): When attemting to fix unrecognized insns, don't
+ split a PARALLEL that contains the original i2.
+
+2004-02-21 Ziemowit Laski <zlaski@apple.com>
+
+ * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Refer to
+ SUBTARGET_OPTION_TRANSLATE_TABLE for architecture-specific options.
+ * config/i386/darwin.h (SUBTARGET_OPTION_TRANSLATE_TABLE): Define it.
+ * config/rs6000/altivec.h: #error out if '-maltivec' not specified.
+ (vector, pixel, bool): #define to __vector, __pixel and __bool.
+ (__un_args_eq, __bin_args_eq, __tern_args_eq): Move to C-specific
+ portion of header.
+ (__altivec_link_error_invalid_argument): Remove prototype; will use
+ __builtin_altivec_compiletime_error("vec_*") instead.
+ (vec_*): Fix/complete set of available operation overloads given the
+ existence of distinct 'vector bool ...' and 'vector pixel' types; tighten
+ cv-correctness of pointer arguments; in C, always check for correct
+ argument types before macro expansion.
+ * config/rs6000/darwin.h (SUBTARGET_OPTION_TRANSLATE_TABLE): New macro
+ defining Darwin/PowerPC-specific '-f[no-]altivec' and
+ '-W[no-]altivec-long-deprecated' switches.
+ * config/rs6000/rs6000-c (rs6000_cpu_cpp_builtins): Pre-define
+ '__vector', '__pixel' and '__bool' macros using
+ '__attribute__((altivec(...)))' types.
+ * config/rs6000/rs6000.c (bool_char_type_node, bool_short_type_node,
+ bool_int_type_node, pixel_type_node, bool_V16QI_type_node,
+ bool_V8HI_type_node, bool_V4SI_type_node, pixel_V8HI_type_node):
+ New type nodes.
+ (rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch): New, for
+ handling '-W[no-]altivec-long-deprecated'.
+ (rs6000_override_options): Handle '-W[no-]altivec-long-deprecated'.
+ (rs6000_expand_binop_builtin, rs6000_expand_ternop_builtin,
+ altivec_expand_dst_builtin): Remove casts from integer literals.
+ (altivec_expand_builtin): Likewise; handle expansion of new
+ '__builtin_altivec_compiletime_error' function.
+ (rs6000_init_builtins): Initialize 'vector bool ...' and 'vector pixel'
+ types, and make them distinct from other vector types; register
+ '__builtin_altivec_compiletime_error' function.
+ (print_operand): For 'P', print a full target register name instead of
+ merely its number.
+ (rs6000_attribute_table): Add "altivec" attribute.
+ (rs6000_handle_altivec_attribute): New function.
+ * config/rs6000/rs6000.h (TARGET_OPTIONS): Describe
+ '-m[no-]-warn-altivec-long' (which '-W[no-]altivec-long-deprecated'
+ maps to).
+ (rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch): Forward
+ declare.
+ (ALTIVEC_BUILTIN_COMPILETIME_ERROR): New built-in enumeration.
+
+2004-02-20 James E Wilson <wilson@specifixinc.com>
+
+ * config/ia64/ia64.md (shift_mix4left+1): Delete reload_completed
+ check.
+ (shift_mix4left+2): Delete redundant pattern.
+
+2004-02-20 Kazu Hirata <kazu@cs.umass.edu>
+
+ * alias.c (OUTGOING_REGNO): Don't define the default.
+ * builtins.c (OUTGOING_REGNO): Likewise.
+ (INCOMING_REGNO): Likewise.
+ (apply_args_register_offset): Always use OUTGOING_REGNO.
+ * combine.c (OUTGOING_REGNO): Likewise.
+ * sibcall.c (OUTGOING_REGNO): Likewise.
+ * defaults.h (INCOMING_REGNO): Provide the default.
+ (OUTGOING_REGNO): Likewise.
+
+2004-02-21 Jan Hubicka <jh@suse.cz>
+
+ * params.def (max-peeled-insns, max-completely-peeled-insns,
+ max-once-peeled-insns): Set to 400.
+
+2004-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR c++/12007
+ * dbxout.c (dbxout_parms): Check that DECL_RTL and DECL_INCOMING_RTL
+ are set for parameters before outputing debugging information.
+
+2004-02-20 Falk Hueffner <falk@debian.org>
+
+ PR target/14201
+ * config/alpha/alpha.md (*fix_truncsfsi_ieee): Fix typoed operand
+ numbers.
+
+2004-02-20 Per Bothner <per@bothner.com>
+
+ * input.h: Don't #include line-map.h. It may cause link problems
+ with undefined linemap_line_start when line-map.h is included but
+ line-map.o is not linked, as currently happens with gengtype on
+ compilers that don't support inline.
+ * toplev.c: So we do have to explicitly #include line-map.h here.
+
+2004-02-20 Richard Henderson <rth@redhat.com>
+
+ * doc/invoke.texi: Add -Wvariadic-macros.
+
+2004-02-20 Kazu Hirata <kazu@cs.umass.edu>
+
+ * haifa-sched.c (sched_emit_insn): Remove.
+ * sched-int.h: Remove the corresponding prototype.
+
+2004-02-20 Kazu Hirata <kazu@cs.umass.edu>
+
+ Revert:
+ 2004-02-19 Kazu Hirata <kazu@cs.umass.edu>
+ * opts.c (decode_options): Don't use DEFAULT_SHORT_ENUMS.
+ * system.h (DEFAULT_SHORT_ENUMS): Poison.
+ * config/cris/cris.h: Remove a comment about
+ DEFAULT_SHORT_ENUMS.
+ * config/ip2k/ip2k.h: Likewise.
+ * doc/tm.texi (DEFAULT_SHORT_ENUMS): Remove.
+
+2004-02-20 Mohan Embar <gnustuff@thisiscool.com>
+ Tom Tromey <tromey@redhat.com>
+
+ * doc/install.texi: Moved --disable-libgcj and
+ --with-system-zlib documentation to new section for
+ Java-specific options.
+ Added explicit Cross-Compiler-Specific Options subheading.
+ Added section for Java-specific options.
-Sun Sep 22 11:12:20 1996 Joern Rennecke <amylaar@cygnus.co.uk>
+2004-02-20 Matt Kraai <kraai@alumni.cmu.edu>
- * c-decl.c (pushdecl): Check new declaration actually conflicts before
- warning about implicit external vs. static declarations.
+ * doc/install.texi (Building the Ada compiler): Remove
+ example.
- * loop.c (combine_givs): Improve combining DEST_REG giv with only use.
+2004-02-20 James E Wilson <wilson@specifixinc.com>
-Sun Sep 22 10:50:03 1996 Scott Christley <scottc@net-community.com>
+ * toplev.c (dump_file_index, dump_file): Put ce3 before rnreg.
- * Create consistent mechanism for memory allocation and release
- so that garbage collection routines can be easily subsititued
- for the ANSI standard malloc, realloc, free, etc.
- * objc/archive.c: Replace use of __objc_xmalloc and free
- with objc_malloc and objc_free.
- * objc/hash.c: Replace use of __objc_xcalloc and free
- with objc_calloc and objc_free.
- * objc/init.c: Replace use of free with objc_free.
- * objc/misc.c (objc_malloc): Renamed from __objc_xmalloc.
- (objc_realloc): Renamed from __objc_realloc.
- (objc_atomic_malloc, objc_valloc): New functions.
- (objc_calloc): Renamed from __objc_calloc.
- (objc_free): New function.
- * objc/objc-api.h (_objc_malloc): New function pointer.
- (_objc_atomic_malloc, _objc_valloc): Likewise.
- (_objc_realloc, _objc_calloc, _objc_free): Likewise
- * objc/objc-list.h: Replace use of __obj_xmalloc and free
- with objc_malloc and objc_free.
- * objc/objects.c: Likewise.
- * objc/sarray.c: Replace use of __objc_xmalloc and free
- with objc_malloc and objc_free.
- * objc/sarray.h (__objc_xmalloc, __objc_xrealloc): Delete.
- * objc/selector.c: Replace use of __objc_xcalloc, __objc_xrealloc,
- and __objc_xmalloc with objc_calloc, objc_realloc, and objc_malloc.
- * objc/thr-decosf1.c: Replace use of __objc_xmalloc and free
- with objc_malloc and objc_free.
- * objc/thr-irix.c, objc/thr-mach.c, objc/thr-os2.c: Likewise.
- * objc/thr-posix.c, objc/thr-pthreads, objc/thr-single: Likewise.
- * objc/thr-solaris.c, objc/thr-win32.c, objc/thr.c: Likewise.
+2004-02-20 Kazu Hirata <kazu@cs.umass.edu>
-Sun Sep 22 05:26:01 1996 Jason Merrill <jason@yorick.cygnus.com>
+ * gcc.c (process_command): Allow translation of the copyright
+ symbol but not the rest of the copyright message.
+ * gcov.c (print_version): Likewise. Allow translation of the
+ message about warranty.
- * configure: Set up LANG_LIB2FUNCS and LANG_EXTRA_HEADERS.
- * Makefile.in (libgcc2.a): Include LANG_LIB2FUNCS.
- (USER_H): Add LANG_EXTRA_HEADERS.
- (LANG_LIB2FUNCS): New macro.
- (LANG_EXTRA_HEADERS): New macro.
- (stmp-int-hdrs): Don't hardwire ginclude.
- (stamp-objlist): Don't depend on Makefile.
+2004-02-20 Hans-Peter Nilsson <hp@axis.com>
-Sat Sep 21 18:00:10 1996 Stephen L Moshier (moshier@world.std.com)
+ * config/cris/cris.md ("*andsi_movu"): Correct parentheses in
+ predicate.
+ ("*andsi_clear"): Tweak constraints to not match postincrement.
+ Adjust the predicate to exclude a volatile memory reference.
+ ("*andhi_clear"): Ditto. Rename from "*andhi_clear_signed".
+ ("*andhi_clear_unsigned"): Remove, non-matching pattern.
- * alpha.md (alpha_swapped_comparison_operator pattern): Fix asm
- operand typo in last change.
+2004-02-19 Matt Kraai <kraai@alumni.cmu.edu>
-Sat Sep 21 07:11:51 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
+ * move-if-change: Remove.
+ * Makefile.in (s-mlib, c-parse.y, s-check, s-gencheck)
+ (s-specs, s-options, s-config, s-conditions, s-flags, s-codes)
+ (s-constants, s-emit, s-recog, s-opinit, s-extract, s-peep)
+ (s-attr, s-attrtab, s-output, s-genrtl, s-modes, s-preds)
+ (s-gtyp-gen, s-iov): Use the top level move-if-change.
+ * objc/Make-lang.in (objc/objc-parse.y): Likewise.
- * defaults.h (ASM_OUTPUT_LABELREF): Provide default definition
- if not already defined.
- * 1750a.h (USER_LABEL_PREFIX): Define instead of ASM_OUTPUT_LABELREF.
- * a29k.h, alpha.h, convex.h, dsp16xx.h, elxsi.h, fx80.h: Likewise.
- * gmicro.h, h8300.h, i386/sun386.h, i860.h, i960.h, ns32k.h: Likewise.
- * pdp11.h, pyr.h, romp.h, sh.h, sparc.h, spur.h, tahoe.h: Likewise.
- * vax.h, we32k.h: Likewise.
- * i386/att.h (USER_LABEL_PREFIX): Redefine, not ASM_OUTPUT_LABELREF.
- * i386/bsd.h, i386/lynx.h, i386/sco5.h, i860/fx2800.h: Likewise.
- * m68k/3b1.h, m68k/mot3300.h, m68k/tower-as.h, m68k/tower.h: Likewise.
- * ptx4.h, sparc/pbd.h, svr3.h, svr4.h: Likewise.
- * i386/osfrose.h, m88k.h (USER_LABEL_PREFIX): Redefine.
- * nextstep.h (USER_LABEL_PREFIX): Redefine.
- (ASM_OUTPUT_LABELREF) Use USER_LABEL_PREFIX.
- * arm/aout.h, mips.h (ASM_OUTPUT_LABELREF): Delete.
- * rs6000/lynx.h (USER_LABEL_PREFIX): Undefine.
- * rs6000.h, rs6000/win-nt.h (USER_LABEL_PREFIX): Define.
+2004-02-19 James E Wilson <wilson@specifixinc.com>
-Thu Sep 19 00:05:53 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * configure: Move i[3456]86-*-gnu* case after linux and don't
- treat linux-gnu like other gnu systems.
-
-Wed Sep 18 20:51:09 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * cplus-dem.c (demangle_template): Fix handling of address args.
- (gnu_special): Handle type_info stuff.
-
-Wed Sep 18 17:57:55 1996 Patrik Lantto (patrik@opq.se)
-
- * jump.c (jump_optimize): Insert conditional move after jump
- insn instead of before.
-
-Wed Sep 18 17:33:36 1996 Richard Henderson <rth@tamu.edu>
-
- * alpha.h (PREDICATE_CODES): Add alpha_swapped_comparison_operator.
- * alpha.c (alpha_swapped_comparison_operator): New function.
- (print_operand): Support unsigned codes for %D, %c, and %d.
- * alpha.md: Add pattern for b%c with swapped comparisons with 0.
- Delete three unnamed cmp patterns that are strict subsets of it.
-
- * alpha.c (alpha_emit_set_long_const): Save one instruction
- when -O2 and high word == low word.
-
-Tue Sep 17 22:46:15 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * i386/unix.h (ASM_OUTPUT_MI_THUNK): Handle functions
- returning an aggregate.
-
- * varasm.c (supports_one_only): New function.
- (make_decl_one_only): Likewise.
- * svr4.h (MAKE_DECL_ONE_ONLY): Define.
- * tree.h (DECL_ONE_ONLY): New macro.
-
- * varasm.c (assemble_variable): Fix setting of
- first_global_object_name.
- (assemble_start_function): Likewise.
-
-Tue Sep 17 19:42:39 1996 Doug Evans <dje@wabamun.cygnus.com>
-
- * i386/t-cygwin32 (winnt.o): Compile properly.
-
-Tue Sep 17 15:47:20 1996 Ian Lance Taylor <ian@cygnus.com>
-
- * Add support for R5000, and finish MIPS4 support.
- * mips.h (enum processor_type): Add PROCESSOR_R5000.
- (gen_conditional_move): Declare.
- (CONDITIONAL_REGISTER_USAGE): Mark ST_REGS as fixed if not
- HARD_FLOAT, or if mips_isa < 4.
- (FIRST_PSEUDO_REGISTER): Change to 76.
- (FIXED_REGISTERS): Add condition code registers.
- (CALL_USED_REGISTERS): Likewise.
- (ST_REG_LAST): Change to 74.
- (RAP_REG_NUM): Change to 75.
- (ST_REG_P): Look for any condition code register.
- (REG_CLASS_CONTENTS): Update for new condition code registers.
- (RTX_COSTS): Add cases for R5000.
- (REGISTER_MOVE_COST): Add cases for condition code registers.
- (PREDICATE_CODES): Add "const_float_1_operand".
- (EXTRA_CC_{MODES,NAME}, SELECT_CC_MODE): Remove.
- (REGISTER_NAMES): Add entries for new condition code registers.
- (DEBUG_REGISTER_NAMES): Likewise.
- (ADDITIONAL_REGISTER_NAMES): Remove FPSW_REGNUM.
- * mips.md (cpu attribute): Add R5000.
- (function units): Add cases for the R5000.
- ({madd,msub,nmadd,nmsub}.d): Only available if TARGET_DOUBLE_FLOAT.
- (recip.d, recip.s, rsqrt.d, rsqrt.s): New define_insn patterns.
- (movcc): New pattern to move condition code values.
- (reload_incc, reload_out_cc): New define_expand patterns.
- (lwxc1, ldxc1, swxc1, sdxc1): Several new define_insn patterns.
- (various): Replace CC_FP with CC.
- (branch_fp_ne, branch_fp_eq): Match any condition code register.
- (branch_fp_ne_rev, branch_fp_eq_rev): Remove.
- (seq_df, slt_df, sle_df): Match any condition code register.
- (sgt_df, sge_df, seq_sf, slt_sf, sle_sf, sgt_sf, sge_sf): Likewise.
- (sne_df, sne_sf): Remove.
- (FP conditional moves): Match any condition code register.
- Require TARGET_HARD_FLOAT and, if appropriate, TARGET_DOUBLE_FLOAT.
- (movsicc): Just call gen_conditional_move.
- (movdicc, movsfcc, movdfcc): New define_expand patterns.
- * mips.c (mips_reg_names): Add condition code registers.
- (mips_sw_reg_names, mips_regno_to_class): Likewise.
- (const_float_1_operand): New function.
- (mips_move_1word): Treat CCmode as SImode. Handle move from
- ST_REG to GR_REG if mips_isa >= 4. Only permit move from GR_REG
- to ST_REG is mips_isa < 4.
- (gen_conditional_branch): Rewrite. Just use CCmode, not extra
- condition modes.
- (gen_conditional_move): New function.
- (override_options): Recognize vr5000. Look for just CCmode, not
- extra condition modes. If mips_isa >= 4, permit CCmode in GR_REGS
- and FP_REGS.
- (print_operand): Handle %Z.
- (mips_secondary_reload_class): Require a data register to copy a
- value out of a condition code register. Require a floating point
- register to copy a value into a condition code register.
-
-Tue Sep 17 15:10:29 1996 Joern Rennecke <amylaar@cygnus.co.uk>
-
- * sh.md: New define_splits to recombine output from LEGITIMIZE_ADDRESS.
- * sh.h (LEGITIMIZE_ADDRESS): Typo fixes (x -> X).
-
-Mon Sep 16 23:00:35 1996 Jim Wilson <wilson@cygnus.com>
-
- * configure (build_broken_install): Renamed from host_broken_install.
- Set from build not host.
- (build_install_headers): Renamed from host_install_headers. Set from
- build not host.
-
-Mon Sep 16 22:38:55 1996 Stu Grossman (grossman@critters.cygnus.com)
-
- * configure (m68k-*-coff*): Use dbx debug format by default.
- * gcc.c (link_command_spec): Move -T to end of link command line.
- * m68k/m68kemb.h (LINK_SPEC, SUBTARTGET_SWITCHES): Delete.
- (LIB_SPEC): Define to just -lc.
- (STARTFILE_SPEC): Define to empty.
-
-Mon Sep 16 13:12:27 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
-
- * sh.c (ext_shift_insns, ext_shift_amounts): New arrays.
- (gen_ashift_hi, gen_shifty_hi_op, shl_and_kind): New functions.
- (rtx_equal_function_value_matters): Declare.
- (shl_and_length, shl_and_src_length, gen_shl_and): New functions.
- (shl_sext_kind, shl_sext_length, gen_shl_sext): Likewise.
- * sh.md (ashlhi3_k, lshrhi3_m): New patterns.
- (lshrhi3, shl_sext_ext, shl_sext_sub):
- New insn patterns with matching define_split.
- (and_shl_scratch): Likewise, but also with unnamed variants.
-
-Sat Sep 14 17:05:07 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * gcc.c (convert_filename): Don't start looking for '.' until
- after last directory separator.
-
- * i386.md (clrstrsi): Correct check for constant size.
-
- * Based on code by sac@cygnus.com.
- * i386/cygwin32.h (CHECK_STACK_LIMIT): Make consistent with MD file.
- * i386.c ({function,ix86_expand}_prologue): Use __alloca to allocate
- stack if desired and beyond CHECK_STACK_LIMIT in size.
- * i386.h ({MASK,TARGET}_STACK_PROBE): New macros.
- (TARGET_SWITCHES): Add -mstack-arg-probe.
- * i386.md (allocate_stack{,_worker}): New patterns.
+ * config/i386/i386.md (doloop_end_internal): Use nonimmediate_operand
+ for operand2. Add condition that requires register_operand operand2
+ before reload.
-Fri Sep 13 18:23:18 1996 Joel Sherrill <joel@OARcorp.com>
+2004-02-19 Richard Sandiford <rsandifo@redhat.com>
+ Maciej W. Rozycki <macro@ds2.pg.gda.pl>
- * sparc/lb1spc.asm (.div, .rem): Fixed typo so sign is returned
- correctly. TOPBITS was 2 and should have been 4.
+ * config/mips/mips.c (mips_address_insns): Treat BLKmode specially.
+ * config/mips/mips.md: Expand comment above unaligned loads and stores.
-Thu Sep 12 21:51:56 1996 Jim Wilson <wilson@cygnus.com>
+2004-02-19 Richard Henderson <rth@redhat.com>
- * mips.md (call_value_multiple_internal0): Change from define_insn to
- define_expand.
+ * Makefile.in (STRICT2_WARN): Add -Wno-variadic-macros.
+ * tree.c (build0, build1, build2, build3, build4): Split out from...
+ (build): ... here. Call them.
+ * tree.h (build, _buildN1, _buildN2, _buildC1, _buildC2): New.
-Thu Sep 12 19:22:14 1996 Doug Evans <dje@seba.cygnus.com>
+ * convert.c (convert_to_integer): Remove extra build argument.
+ * tree-inline.c (expand_call_inline): Likewise.
- * sparc.md (move_pic_label_si): Operand one is label_ref now.
- * sparc.c (emit_move_sequence): Pass label_ref to
- gen_move_pic_label_si to not lose flags.
+2004-02-19 Richard Henderson <rth@redhat.com>
-Wed Sep 11 12:10:08 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+ * c-opts.c (warn_variadic_macros): New.
+ (c_common_handle_option): Set it.
+ (sanitize_cpp_opts): Copy it to cpp_opts.
+ * c.opt (Wvariadic-macros): New.
+ * cpplib.h (struct cpp_options): Add warn_variadic_macros.
+ * cppinit.c (cpp_create_reader): Initialize it.
+ * cppmacro.c (parse_params): Check it.
- * Makefile.in (GCC_PASSES): Add $(exeext) to names.
- (FLAGS_TO_PASS): Add CLIB.
- (c-pragma.o): Add dependencies on except.h, function.h, defaults.h.
+2004-02-19 David Daney <ddaney@avtrex.com>
-Tue Sep 10 22:25:03 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+ PR preprocessor/14198
+ * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Add
+ builtin_assert ("machine=mips")
- * configure (i[3456]86-*-cygwin32): Use xm-cygwin32.h and xm-i386.h.
- Set fixincludes to Makefile.in and objc_thread_file to win32.
- * i386/xm-cywin32.h: Don't include xm-i386.h.
- * i386/x-cygwin32, rs6000/x-cygwin32 (STMP_FIXPROTO, exeext): New defs.
+2004-02-19 Kazu Hirata <kazu@cs.umass.edu>
- * gcc.c (HAVE_EXECUTABLE_SUFFIX): New macro.
- (convert_filename): New function.
- (process_command, case 'o'): Call it.
- (process_command, default case): Likewise; delete old code.
+ * opts.c (decode_options): Don't use DEFAULT_SHORT_ENUMS.
+ * system.h (DEFAULT_SHORT_ENUMS): Poison.
+ * config/cris/cris.h: Remove a comment about
+ DEFAULT_SHORT_ENUMS.
+ * config/ip2k/ip2k.h: Likewise.
+ * doc/tm.texi (DEFAULT_SHORT_ENUMS): Remove.
-Tue Sep 10 21:08:43 1996 Torbjorn Granlund <tege@albert.gnu.ai.mit.edu>
+2004-02-19 Zack Weinberg <zack@codesourcery.com>
- * i386.md (decrement_and_branch_until_zero matcher): Fix typo.
+ * config/ia64/ia64.c (ia64_function_arg): In big-endian mode,
+ when passing single SFmode quantities in general registers,
+ put them in the high half.
-Tue Sep 10 19:04:19 1996 Jim Wilson <wilson@cygnus.com>
+2004-02-19 Aldy Hernandez <aldyh@redhat.com>
- * mips.c (mips_move_2words): Rewrite 32 bit shifts as 16 bit shifts.
+ * doc/md.texi (Standard Names): Document additional dependency on
+ fix pattern.
-Tue Sep 10 10:39:07 1996 Jeffrey A Law (law@cygnus.com)
-
- * pa/pa-gas.h (DBX_DEBUGGING_INFO): Remove all #define
- and #undef statements related to debugging information.
- * pa/pa-hpux.h, pa-hpux7.h: Likewise
- * pa.c (override_options): Disable "-g" and issue a warning
- if it's used when !TARGET_GAS.
+ * optabs.c (ftruncify): Remove.
+ (expand_fix): Manually inline ftruncify above.
+ (can_fix_p): Add FIXME note.
-Mon Sep 9 17:57:49 1996 Doug Evans <dje@wabamun.cygnus.com>
+2004-02-19 Aldy Hernandez <aldyh@redhat.com>
- * sparc.h ({MASK,TARGET}_FPU_SET): Define.
- (TARGET_SWITCHES): Record if -m{,no-}fpu passed.
- * sparc.c (sparc_override_options): Don't clobber explicit
- -m{,no-}fpu setting with cpu default.
+ * config/rs6000/spe.md (spe_fixunssfsi2): Rename to
+ spe_fixuns_truncsfsi2.
-Mon Sep 9 15:57:57 1996 Joel Sherrill <joel@OARcorp.com>
+ * config/rs6000/rs6000.md (fixunssfsi2): Rename to
+ fixuns_truncsfsi2.
- * configure (mips64orion-*-rtems*): New target.
- * mips/rtems64.h: New file.
+2004-02-19 Steve Ellcey <sje@cup.hp.com>
-Sat Sep 7 22:07:53 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+ * config/ia64/ia64.h (HARD_REGNO_CALLER_SAVE_MODE): New macro.
+ * testsuite/gcc.dg/20040219-1.c: New test.
- * expr.c (store_field): If storing a record on big endian targets,
- set up so we store the high-order bits.
- (expand_expr, case COMPONENT_REF): Likewise for loads.
+2004-02-19 Ulrich Weigand <uweigand@de.ibm.com>
-Thu Sep 5 14:59:47 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
+ * config/s390/s390.md ("*subdf3_cc", "*subdf3_cconly", "*subsf3_cc",
+ "*subsf3_cconly"): Subtraction is not commutative.
- * sh.h (LEGITIMIZE_ADDRESS): Define nonempty.
+2004-02-19 Zack Weinberg <zack@codesourcery.com>
-Thu Sep 5 10:43:36 1996 Jeffrey A Law (law@cygnus.com)
+ * sdbout.c (preinit_symbols, sdbout_initialized): New statics.
+ (sdbout_symbol): If called before sdbout_init, queue DECL for
+ later and return.
+ (sdbout_init): Set sdbout_initialized true, process decls
+ queued earlier by sdbout_symbol.
+ (sdbout_finish): Use size_t for index variable.
- * pa.md (mov{si,di,sf}): Handle 'R' constraints as needed.
+2004-02-19 Jeff Law <law@redhat.com>
-Wed Sep 4 17:13:28 1996 Bob Manson <manson@charmed.cygnus.com>
+ * fold-const.c (invert_truthvalue): Do not call invert_tree_comparison
+ for unordered comparison codes.
- * except.c: (add_partial_entry): New routine.
- (expand_start_try_stmts): Moved from cp/except.c.
- (expand_start_all_catch): Move functionality of expand_end_try_stmts
- here.
+2004-02-19 Ian Lance Taylor <ian@wasabisystems.com>
-Wed Sep 4 12:30:02 1996 Mike Stump <mrs@cygnus.com>
+ * reload1.c (reload): Correct comment.
+ (scan_paradoxical_subregs): Remove #if 0 and old comment.
+ * doc/extend.texi (Local Reg Vars): Remove obsolete comment that
+ register variables are not used by reload.
- * except.c (emit_unwinder): Ensure CLOBBER and USE insns come last,
- if present.
+2004-02-19 Hans-Peter Nilsson <hp@axis.com>
-Tue Sep 3 12:01:43 1996 Ian Lance Taylor <ian@cygnus.com>
+ PR target/14209
+ * config/cris/cris.md ("*andsi_movu", "*andhi_movu"): Tweak
+ constraints to not match postincrement. Adjust the predicate to
+ exclude a volatile memory reference.
- * configure (sh-*-elf*): New target.
- * sh/elf.h: New file.
+2004-02-19 Kazu Hirata <kazu@cs.umass.edu>
-Fri Aug 30 17:52:26 1996 Jim Wilson <wilson@cygnus.com>
+ * config/mcore/mcore.h (ASM_OUTPUT_EXTERNAL): Remove.
- * dwarf2out.c (gen_formal_types_die): Delete extra argument from
- gen_type_die call.
+2004-02-19 Kazu Hirata <kazu@cs.umass.edu>
-Fri Aug 30 15:40:40 1996 James G. Smith <jsmith@cygnus.co.uk>
+ * hooks.c (hook_void_tree_int): Remove.
+ (hook_void_constcharptr): Likewise.
+ (hook_int_void_0): Likewise.
+ * hooks.h: Remove the prototypes for the above three
+ functions.
+ * targhooks.c (hook_bool_machine_mode_true): Remove.
+ * targhooks.h: Remove the prototype for
+ hook_bool_machine_mode_true.
- * mips/elf64.h: Allow MULTILIB_DEFAULTS to be defined
- before this file is included.
+2004-02-19 Kazu Hirata <kazu@cs.umass.edu>
-Fri Aug 30 15:00:06 1996 Stan Cox <coxs@dg-rtp.dg.com>
+ * emit-rtl.c (subreg_realpart_p): Remove.
+ (reorder_insns_with_line_notes): Likewise.
+ (end_full_sequence): Likewise.
+ * rtl.h: Remove the prototype for the above functions.
- * i386.md: (movsicc,movhicc): Allow reload from memory.
-
- * i386.c (override_options): Don't thread the prologue if profiling.
+2004-02-19 Kazu Hirata <kazu@cs.umass.edu>
-Fri Aug 30 15:00:06 1996 James Hawtin <cgjwh@sunrise.co.uk>
-
- * i386/t-sol2 (gcrt1.o): Added for profiling Solaris 2
- * i386/sol2.h (STARTFILE_SPEC): New.
- * i386/gmon-sol2.c, i386/sol2-gc1.asm: New files.
-
-Thu Aug 29 22:08:03 1996 Jim Wilson <wilson@cygnus.com>
+ * config/arc/arc.h, config/arm/arm.h, config/frv/frv.h,
+ config/h8300/h8300.h, config/i386/i386.h, config/i860/i860.h,
+ config/iq2000/iq2000.h, config/m32r/m32r.h,
+ config/pdp11/pdp11.h, config/sparc/sparc.h,
+ config/xtensa/xtensa.h: Remove commented-out or useless
+ definitions of CASE_VECTOR_PC_RELATIVE.
- * except.c (add_eh_table_entry): Multiply realloc size by sizeof int.
+2004-02-19 Kazu Hirata <kazu@cs.umass.edu>
-Thu Aug 29 15:15:31 1996 Jeffrey A Law (law@cygnus.com)
+ * loop.c (all_sets_invariant_p): Remove.
- * pa.md (fcmp patterns): Don't try to eliminate useless add,tr
- insns here.
- * pa.c (pa_reorg): Do elimination of useless add,tr insns here instead.
- (print_operand, case 'y'): Remove this code.
+2004-02-19 Eric Botcazou <ebotcazou@libertysurf.fr>
-Wed Aug 28 16:19:34 1996 Doug Evans <dje@cygnus.com>
+ PR target/12916
+ * config/sparc/sparc.h (NPARM_REGS): Delete.
+ (BASE_RETURN_VALUE_REG): Likewise.
+ (BASE_OUTGOING_VALUE_REG): Likewise.
+ (BASE_PASSING_ARG_REG): Likewise.
+ (BASE_INCOMING_ARG_REG): Likewise.
+ * config/sparc/sparc.c (sparc_strict_argument_naming): Test
+ TARGET_ARCH64, not TARGET_V9.
+ (function_arg_slotno): Dispatch based on the mode class.
+ Handle vector modes like floating-point modes.
+ (function_arg_record_value_1): Handle vector types like
+ floating-point types.
+ (function_arg_record_value_2): Likewise.
+ Calculate regno after mode transformation.
+ (function_arg): Handle vector modes like floating-point modes.
+ (function_arg_partial_nregs): Replace NPARM_REGS by SPARC_INT_ARG_MAX.
+ If ARCH64, do not recheck alignment.
+ (function_arg_pass_by_reference): Reorder the conditions.
+ (sparc_return_in_memory): Move after function_arg_padding.
+ Implement calling conventions for vector modes.
+ (sparc_struct_value_rtx): Move after sparc_return_in_memory.
+ (function_value): Move scope of 'regbase'.
+ Implement calling conventions for vector modes.
+ (sparc_builtin_saveregs): Replace NPARM_REGS by SPARC_INT_ARG_MAX
+ and BASE_INCOMING_ARG_REG by SPARC_INCOMING_INT_ARG_FIRST.
+ (sparc_va_arg): Use function_arg_pass_by_reference to test whether
+ the argument is passed by reference.
+ (sparc_type_code): Handle vector types.
+
+2004-02-19 Alan Modra <amodra@bigpond.net.au>
+
+ * function.c (assign_parms): When building decl_rtl for
+ SPLIT_COMPLEX_ARGS, ensure inner modes of concat match outer.
+
+2004-02-19 Olivier Hainque <hainque@act-europe.fr>
+
+ * expr.c (is_aligning_offset): Check if we are aligning the
+ expressions's address over BIGGEST_ALIGNMENT in bytes, not
+ in bits.
+
+2004-02-18 Matt Austern <austern@apple.com>
+
+ * gcc.c (LIBGCC_SPEC): If REAL_LIBGCC_SPEC is defined, and
+ LIBGCC_SPEC isn't, set LIBGCC_SPEC to REAL_LIBGCC_SPEC.
+ (init_gcc_spec): Don't define or call if REAL_LIBGCC_SPEC is
+ defined. Instead use REAL_LIBGCC_SPEC, unmodifed, as the libgcc
+ spec string.
+ * doc/tm.texi (REAL_LIBGCC_SPEC): Document.
+
+2004-02-18 Zack Weinberg <zack@codesourcery.com>
+
+ * dwarf2out.c (loclabel_num): Move outside #ifdef
+ DWARF2_DEBUGGING_INFO and mark with GTY(()).
+ * config/ia64/ia64.c (struct extern_func_list,extern_func_head):
+ Mark with GTY(()).
+ (ia64_hpux_add_extern_decl): Save the decl, not the name string.
+ Allocate memory with ggc_alloc. No need to copy anything.
+ (ia64_hpux_file_end): Update to match.
+
+2004-02-18 Jakub Jelinek <jakub@redhat.com>
+
+ * config/i386/i386.c (override_options): Don't imply 3DNow! for -m64
+ by default.
- * toplev.c (print_single_switch): Ultrix fprintf returns 0 for success.
+2004-02-18 Ulrich Weigand <uweigand@de.ibm.com>
- * toplev.c (main): Rewrite -g parsing.
+ * config/s390/s390.md ("divmodtidi3"): Use canonical RTL.
+ ("divmodtisi3"): Likewise.
+ ("udivmoddi4", "udivmodtidi3"): Likewise.
+ ("divmodsi4", "divmoddisi3"): Likewise.
+ ("udivmodsi4", "udivmoddisi3"): Likewise.
+ ("udivsi3", "umodsi3"): Likewise.
-Mon Aug 26 16:15:49 1996 Fred Fish <fnf@cygnus.com>
+2004-02-18 Ulrich Weigand <uweigand@de.ibm.com>
- * Makefile.in (objc-parse.y): Fix typo in name of temp file.
+ * config/s390/s390.c (s390_mainpool_start): Delete the main pool
+ placeholder insn when chunkifying the pool.
-Mon Aug 26 14:08:37 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+2004-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
- * function.c (mark_all_temps_used): Fix error in last change.
+ * pa.h (PIC_OFFSET_TABLE_REGNUM): Define to INVALID_REGNUM when not
+ generating PIC code.
-Sun Aug 25 22:27:19 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+2004-02-18 Kazu Hirata <kazu@cs.umass.edu>
- * function.c (mark_all_temps_used): New function.
+ * config/h8300/h8300-protos.h: Add a prototype for
+ h8300_expand_branch.
+ * config/h8300/h8300.c (h8300_expand_branch): New.
+ * config/h8300/h8300.md (ble, bleu, bge, bgeu, blt, bltu, bgt,
+ bgtu, beq, bne): Call h8300_expand_branch().
-Fri Aug 23 11:34:57 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+2004-02-18 Kazu Hirata <kazu@cs.umass.edu>
- * rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Fixes to make -fPIC
- really the same as -mrelocatable.
- (ASM_SPEC): Pass -K PIC to the assembler if -fpic/-fPIC.
+ * config/h8300/h8300-protos.h: Add prototypes for
+ h8300_hard_regno_nregs and h8300_hard_regno_mode_ok.
+ * config/h8300/h8300.c (h8300_hard_regno_nregs): New.
+ (h8300_hard_regno_mode_ok): Likewise.
+ * config/h8300/h8300.h (HARD_REGNO_NREGS): Call
+ h8300_hard_regno_nregs().
+ (HARD_REGNO_MODE_OK): Call h8300_hard_regno_mode_ok().
- * rs6000/sol2.h (ASM_CPU_SPEC): Remove passing -K PIC to the
- assembler if -fpic/-fPIC.
+2004-02-18 Per Bothner <per@bothner.com>
- * bi-{arity,opcode,opname}.c (fancy_abort): Define, so that
- -Dabort=fancy_abort works again.
+ * cpphash.h (struct cpp_buffer): Restore return_at_eof field. This
+ partly reverts my 2003-10-01 change, because we're back to logically
+ including <command line> inside the main line.
+ * cpplex.c (_cpp_get_fresh_line): Check return_at_eof field.
+ * cppmacro.c (cpp_scan_nooutput): Set return_at_eof of current buffer.
+ Fixes PR preprocessor/14103.
-Thu Aug 22 11:39:34 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+ * cppfiles.c (_cpp_stack_include): When appropriate decrement
+ line_table's highest_location, fixing LAST_SOURCE_LINE_LOCATION.
+ (cpp_push_include): Don't need to increment pfile's line field.
+ * line-map.h (LAST_SOURCE_LINE_LOCATION): Only decrement by 1.
- * rs6000/t-ppcgas ({stmp,install}-crt): Only build and install the
- eabi ecrt[in].o object files in eabi multilib directories, only
- build and install the solaris scrt[in0].o object files in solaris
- directories.
- (MULTILIB_MATCHES): Remove matches for solaris, linux to other
- switches.
+ * c-ppoutput.c (print struct): New first_time field.
+ (init_pp_output): Set print.first_time.
+ (pp_file_change): Use print.first_time, rather than MAIN_FILE_P,
+ which is set also for (say) <command line>. Clear print.first_time.
-Tue Aug 20 18:49:55 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+ * cppfiles.c (struct _cpp_file): Comment and type for pch field
+ does not match the code, so fix both.
+ (should_stack_file): Inline include_pch_p function.
+ (include_pch_p): Remove pointless function.
- * rs6000/sysv4.h (ASM_OUTPUT_SECTION_NAME): If -mrelocatable or
- -mrelocatable-lib, don't make read-only sections.
+ * cpphash.h (struct cpp_buffer): Remove unused search_cached field.
-Mon Aug 19 18:42:13 1996 Doug Evans <dje@cygnus.com>
+2004-02-18 Kazu Hirata <kazu@cs.umass.edu>
- * sparc.h ({MASK,TARGET}_LITTLE_ENDIAN): Define.
- (LIBGCC2_WORDS_BIG_ENDIAN): Add little endian support.
- * sparc/sp64-elf.h ({CPP,ASM,LINK}_SPEC): Add little endian support.
- (SUBTARGET_SWITCHES): Recognize -m{big,little}-endian.
- ({BYTES,WORDS}_BIG_ENDIAN): Likewise.
- * sparc/splet.h (SUBTARGET_SWITCHES): Recognize -m{big,little}-endian.
- ({CPP,ASM,LINK}_SPEC): Add little endian support.
- ({BYTES,WORDS}_BIG_ENDIAN): Likewise.
- * sparc/t-splet (MULTILIB_{OPTIONS,DIRNAMES}): Likewise.
+ * config/h8300/h8300.md (four define_peephole2's): Use
+ h8300_regs_ok_for_stm().
- * sparc/lynx-ng.h (CPP_SPEC): Use %(cpp_cpu).
+2004-02-18 Kazu Hirata <kazu@cs.umass.edu>
-Sat Aug 17 15:23:39 1996 Geoffrey Noer <noer@cygnus.com>
+ * config/h8300/h8300-protos.h: Update the prototype for
+ expand_a_rotate().
+ * config/h8300/h8300.c (expand_a_rotate): Remove the first
+ argument.
+ * config/h8300/h8300.md: Update all callers.
- * i386/cygwin32.h (CPP_PREDEFINES): Define _WIN32, not WIN32.
- Define only __CYGWIN32__, not CYGWIN32 or __CYGWIN32.
- * rs6000/cygwin32.h (CPP_PREDEFINES): Likewise.
- * cccp.c (absolute_filename): Drive specifiers make the pathname
- absolute in cygwin32.
- * choose-temp.c: Delete !defined(_WIN32) condition when including
- sys/file.h (NO_SYS_FILE_H is still used).
- * gcc.c: Change ifndef _WIN32 to ifndef NO_SYS_FILE_H when deciding
- whether to include sys/file.h.
- (execute): -pipe is supported for cygwin32.
- * getopt.c: Change win32 test from WIN32 to _WIN32.
- * pexecute.c: Update test for win32 (&& ! cygwin32).
- * protoize.c: Likewise.
- (kill): Delete decl.
- * toplev.c: Update test for win32 (&& ! cygwin32).
- * ginclude/stdarg.h: Change __WIN32__ to _WIN32.
- * ginclude/varargs.h: Likewise.
- * ginclude/va-ppc.h: Likewise.
+2004-02-18 Jan Hubicka <jh@suse.cz>
-Fri Aug 16 16:02:09 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+ * simplify-rtx.c (simplify_unary_operation): Deal with logicals on
+ floats.
+ (simplify_binary_operation): Deal with logicals on floats.
- * rs6000.c (rs6000_got_register): Make sure pic_offset_table_rtx
- allocated, even if current_function_uses_pic_offset_table set.
+ * i386.md (SSE fabs splitters): Emit new patterns.
+ (SSE cmov splitters): Likewise.
+ (sse_andv4sf3, sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3
+ (sse_andv2df3, sse_nandv2df3, sse_iorv2df3, sse_xorv2df3): Do not use
+ subregs.
+ (sse_andsf3, sse_nandsf3, sse_xorsf3): Kill.
+ (sse_anddf3, sse_nanddf3, sse_xordf3): Kill.
-Fri Aug 16 15:56:04 1996 J. Kean Johnston <hug@netcom.com>
+2004-02-18 Kazu Hirata <kazu@cs.umass.edu>
- * i386/sco5.h (CLASS_LIKELY_SPILLED_P): Deleted.
- (STARTFILE_SPEC): Insert crtbegin.o in correct place, and correct
- versions of values-X?.o.
- (SWITCH_TAKES_ARG): Extend DEFAULT_SWITCH_TAKES_ARG, not replace.
- (CPP_SPEC): Add -Di386, and correctly include extra directories.
- Define HAVE_ATEXIT in ELF mode for global destructors.
+ * config/h8300/h8300.c (expand_a_rotate): Don't generate insns
+ by hand.
+ (output_a_rotate): Tweak a comment.
+ * config/h8300/h8300.md (*rotlqi3_1): Change to rotlqi3_1.
+ (*rotlhi3_1): Change to rotlhi3_1.
+ (*rotlsi3_1): Change to rotlsi3_1.
-Thu Aug 15 16:42:44 1996 Doug Evans <dje@cygnus.com>
+2004-02-18 Richard Earnshaw <rearnsha@arm.com>
- * sparc.c (label_ref_operand): New function.
- (emit_move_sequence): Pass label_ref to gen_move_label_di to not
- lose flags.
- * sparc.md (move_label_di): Operand one is label_ref now.
- * genattrtab.c (write_test_expr): Allow label_ref in match_dup.
+ PR target/13866
+ * arm.c (load_multiple_operation): Don't insist that the source reg
+ of a post-increment component is the same as the destination.
+ (store_multiple_operation): Likewise.
- * sys-protos.h (gethostid): Make return type `int' ifdef __alpha__.
- * gen-protos.c: Delete support for SYS_PROTO_OVERRIDES.
- * alpha.h (SYS_PROTO_OVERRIDES): Delete.
+2004-02-18 Kazu Hirata <kazu@cs.umass.edu>
-Thu Aug 15 17:36:09 1996 Mike Stump <mrs@cygnus.com>
+ * config/h8300/h8300.md: Move movsf patterns into one section
+ of the file.
- * libgcc2.c (__throw): New routine.
- (__eh_pc): New data object for exception handling.
+2004-02-18 Kazu Hirata <kazu@cs.umass.edu>
- * except.c (eh_saved_pc): New object so we can call
- assemble_external.
- (expand_internal_throw_indirect): Call assemble_external for __eh_pc.
- (end_eh_unwinder): Likewise.
- (init_eh): Initialize eh_saved_pc.
+ * cfgloop.h, cfgloopanal.c, cpplex.c, except.h, loop-init.c,
+ loop-unroll.c, scan-decls.c, scan.h, stor-layout.c,
+ xcoffout.c, xcoffout.h, config/arm/mmintrin.h,
+ config/mips/linux64.h, config/pa/pa-64.h,
+ config/rs6000/aix51.h, config/rs6000/aix52.h,
+ config/rs6000/spe.md, config/sparc/linux.h,
+ config/sparc/linux64.h: Update copyright.
-Thu Aug 15 13:02:42 1996 Mike Stump <mrs@cygnus.com>
+2004-02-18 Kazu Hirata <kazu@cs.umass.edu>
- * arm.h (RETURN_ADDR_RTX): Define.
+ * config/h8300/h8300.md: Move push patterns into one
+ section of the file.
- * expr.c (expand_builtin_return_addr): Fix order of parameters.
+2004-02-18 Mark Mitchell <mark@codesourcery.com>
-Wed Aug 14 19:48:00 1996 Torbjorn Granlund <tege@spiff.gnu.ai.mit.edu>
+ PR c++/11326
+ * config/ia64/ia64.c (ia64_struct_value_rtx): Cope with NULL
+ fntype.
- * stmt.c (expand_return): In code for doing scc with jumps,
- stick to default handling if we have corresponding scc pattern.
+2004-02-18 Paul Brook <paul@codesourcery.com>
-Wed Aug 14 10:31:28 1996 Jeffrey A Law (law@cygnus.com)
+ * rtlanal.c (rtx_varies_p): Return 0 for NULL_RTX
- * pa.c (override_options): Treat TARGET_FAST_INDIRECT_CALLS
- just like TARGET_NO_SPACE_REGS.
- (output_millicode_call): Likewise.
- * pa.h (TARGET_FAST_INDIRECT_CALLS): Define.
- (TARGET_SWITCHES): Add "fast-indirect-calls".
- * pa.md (TARGET_FAST_INDIRECT_CALLS): Treat just like
- TARGET_NO_SPACE_REGS in various call/millicode call patterns.
+2004-02-18 Paul Brook <paul@codesourcery.com>
- * pa.c (print_operand): Use the right comparison operator
- for reversed EQ and NE comparisons.
+ PR debug/12934
+ * dwarf2out.c (loc_descriptor_from_tree): Handle
+ EXPR_WITH_FILE_LOCATION.
- * pa.h (OUTPUT_MI_THUNK): Define.
+2004-02-18 Jakub Jelinek <jakub@redhat.com>
-Wed Aug 14 11:40:49 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+ * config/i386/i386.md (zero_extendqidi2, zero_extendqidi2,
+ testdi_1_rex64, anddi_2, xordi_1_rex64, xordi_2_rex64): Remove
+ trailing whitespace from instructions.
- * ginclude/va-ppc.h: Add Windows NT support.
- * ginclude/{varargs,stdarg}.h: For PowerPC Windows NT, include
- va-ppc.h, instead of using the default handling.
+2004-02-17 Geoffrey Keating <geoffk@apple.com>
-Tue Aug 13 18:30:10 1996 Ian Lance Taylor <ian@cygnus.com>
+ * configure.ac: When generating auto-build.h, pass
+ --enable-languages to the sub-configure.
+ Put quotes around ${program_transform_name} when generating
+ name of as, ld, nm, objdump.
+ * configure: Regenerate.
- * fixincludes: Remove duplicate volatile from sig_atomic_t in AIX
- sys/signal.h
+2004-02-17 Matt Kraai <kraai@alumni.cmu.edu>
-Tue Aug 13 16:51:37 1996 Jim Wilson <wilson@cygnus.com>
+ * Makefile.in (s-check, s-config, s-conditions, s-flags)
+ (s-codes, s-constants, s-emit, s-recog, s-opinit, s-extract)
+ (s-peep, s-attr, s-attrtab, s-output, s-genrtl, s-modes)
+ (s-preds, s-iov): Do not depend on move-if-change.
- * i960-coff.h (LIB_SPEC): Undef.
+2004-02-17 James E Wilson <wilson@specifixinc.com>
- * sh.h (PROFILE_BEFORE_PROLOGUE): Define.
+ * caller-save.c (insert_restore): Pass mem through copy_rtx.
+ (insert_save): Likewise.
-Tue Aug 13 11:36:02 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+2004-02-17 Kazu Hirata <kazu@cs.umass.edu>
- * gcc.c (set_spec,process_command): Dump and load the compiler
- version number in the specs file.
+ * config/h8300/h8300.c (h8300_emit_stack_adjustment): Fix a
+ warning.
- * rs6000.c (output_toc): Fix last change, so that it doesn't use
- an uninitialized variable if -mminimal-toc.
- (output_prolog): Increment probe_labelno after last use.
+2004-02-17 Kazu Hirata <kazu@cs.umass.edu>
- * rs6000/t-ppcgas (MULTILIB_*): Build far fewer multilib
- libraries. Build all libraries with -mrelocatable-lib and
- -mno-eabi. Build special GNU/Linux and Solaris libraries.
- * rs6000/eabi{,aix,le}.h (MULTILIB_DEFAULTS): Adapt to changes in
- t-ppcgas.
- * rs6000/(linux,sol2,sysv4,sysv4le).h (MULTILIB_DEFAULTS): Likewise.
+ * config/h8300/h8300.md (*one_complsi2_h8300): Change to
+ *one_cmplsi2_h8300.
+ (*one_complsi2_h8300hs): Change to *one_cmplsi2_h8300hs.
-Tue Aug 13 11:36:02 1996 Jeffrey A Law (law@cygnus.com)
+2004-02-17 Kazu Hirata <kazu@cs.umass.edu>
- * rs6000.c (handle_mac_pragma): Initialize "psize".
+ * config/h8300/h8300-protos.h: Update the prototype of
+ fix_bit_operand().
+ * config/h8300/h8300.c (fix_bit_operand): Remove the second
+ argument "what".
+ * config/h8300/h8300.md: Update all callers.
-Mon Aug 12 18:14:35 1996 Jim Wilson <wilson@cygnus.com>
+2004-02-17 Kazu Hirata <kazu@cs.umass.edu>
- * gcc.c (used_arg): Initialize cnt to zero.
+ * config/h8300/h8300.c (fix_bit_operand): Change the name of
+ the last argument to "code" from "type".
-Mon Aug 12 14:03:16 1996 Jim Wilson <wilson@cygnus.com>
+2004-02-17 Kazu Hirata <kazu@cs.umass.edu>
- From Mike Stump:
- * sh.c (regno_reg_class): Change entry 23 from NO_REGS to GENERAL_REGS.
- (initial_elimination_offset): New variable live_regs_mask. Add
- code to handle RETURN_ADDRESS_POINTER_REGNUM.
- * sh.h (RAP_REG, RETURN_ADDRESS_POINTER_REGNUM): Define.
- (ELIMINABLE_REGS): Add RETURN_ADDRESS_POINTER_REGNUM support.
- (RETURN_ADDR_RTX): Define.
- (REGISTER_NAMES): Add rap.
+ * config/h8300/h8300.c: Remove an extern declaration of
+ rtx_equal_function_value_matters.
- * iris5.h (DOLLARS_IN_IDENTIFIERS): Undefine.
+2004-02-17 Kazu Hirata <kazu@cs.umass.edu>
- * m68kemb.h (LIB_SPEC): Always emit -lc.
+ * config/h8300/h8300.c (fix_bit_operand): Don't generate insns
+ by hand.
+ * config/h8300/h8300.md (*andqi3_1): Change to andqi3_1.
+ (*iorqi3_1): Change to iorqi3_1.
+ (*xorqi3_1): Change to xorqi3_1.
-Mon Aug 12 12:30:25 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+2004-02-17 Kazu Hirata <kazu@cs.umass.edu>
- * rs6000.c (rs6000_got_register): Test variable
- current_function_uses_pic_offset_table to see whether or not a GOT
- register has been created already.
+ * c-common.c, cfghooks.c, rtlanal.c, varasm.c: Fix comment
+ typos.
- * Makefile.in (multilib.h): Move to stamp-mlib.
- (stamp-mlib): Use move-if-change to conditionally update
- multilib.h. Pass MULTILIB_EXTRA_OPTS to genmultilib.
- (STAGESTUFF): Add stamp-mlib.
- (mostlyclean): Delete tmp-mlib.h.
+2004-02-17 Jan Hubicka <jh@suse.cz>
- * genmultilib: Take fifth argument for options to all multilib builds.
- Restructure output so we pass synonym switches and extra arguments
- separately, and not exponentially slow down genmultilib.
+ * i386.c (x86_prologue_using_move, x86_epilogue_using_move): Disable for P4.
- * gcc.c (toplevel): Rearrange multilib support so we support passing
- synonyms separately from normal switches. Add support for passing
- additional switches for all multilib builds. Dump and restore value
- of MULTILIB_DEFAULTS.
- (setspec, process_command, main): Likewise.
- (used_arg,default_arg,print_multilib_info): Likewise.
+2004-02-18 Alan Modra <amodra@bigpond.net.au>
-Mon Aug 12 07:46:47 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+ PR optimization/14119
+ * combine.c (try_combine): When attemting to fix unrecognized insns,
+ don't delete SETs marked with REG_EH_REGION notes.
- * expr.c (expand_builtin, case BUILT_IN_SETJMP): Add test
- and call for nonlocal_goto_receiver pattern.
- * stmt.c (expand_end_bindings): Likewise.
+2004-02-17 Ulrich Weigand <uweigand@de.ibm.com>
- * stmt.c (expand_asm_operands): Fix off-by-one error when
- scanning constraints.
+ * combine.c (simplify_if_then_else): Do not replace
+ (if_then_else (ne reg 0) (0) (const_int)) by (reg) if the
+ modes differ.
-Sun Aug 11 22:48:02 1996 Jason Merrill <jason@yorick.cygnus.com>
+2004-02017 Steven Bosscher <stevenb@suse.de>
- * expr.c (store_expr): Handle COND_EXPR cleanups like expand_expr.
+ * (c-decl.c, c-semantics.c, calls.c, cgraph.c, cgraphunit.c,
+ function.c, integrate.c, print-tree.c, toplev.c, tree-optimize.c,
+ tree.h): Replace DECL_SAVED_INSNS with DECL_STRUCT_FUNCTION.
+ * ada/utils.c: Likewise.
+ * cp/decl.c: Likewise.
+ * f/com.c: Likewise.
+ * java/class.c: Likewise.
-Sun Aug 11 22:42:36 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
+2004-02-17 Kazu Hirata <kazu@cs.umass.edu>
- * optabs.c (expand_abs): When OP0 and TARGET are the same
- pseudo register, it is safe to use TARGET.
+ * config/h8300/h8300.md: Fix comment typos.
- * local-alloc.c (reg_equiv_replace): New variable.
- (update_equiv_regs): Set reg_equiv_replacement for all REG_EQUIV
- notes encountered or generated.
+2004-02-17 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
-Sun Aug 11 22:27:14 1996 Scott Christley <scottc@net-community.com>
+ * config/mips/t-iris6gld: Renamed to ...
+ * config/mips/t-irix-gld: ... this.
+ * config.gcc (mips-sgi-irix6*): Reflect this
+ (mips-sgi-irix5*): Use it with GNU ld.
- * objc/hash.c (hash_is_key_in_hash): Function somehow got lost.
+ * config/mips/irix6-crti.asm, config/mips/irix6-crtn.asm: Renamed
+ to ...
+ * config/mips/irix-crti.asm, config/mips/irix-crtn.asm: ... this.
+ * config/mips/t-irix-gld: Reflect this.
+ * config/mips/iris6gld.h (STARTFILE_SPEC, ENDFILE_SPEC): Likewise.
-Sun Aug 11 21:43:15 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+ * config/mips/iris5gld.h: New file.
+ * config.gcc (mips-sgi-irix5*): Use it with GNU ld.
+ Only use collect2 without gas.
- * ginclude/stddef.h (__need_wint_t): Move #undef to right place.
+ * config/mips/iris6.h (IRIX6_STARTFILE_SPEC, IRIX6_ENDFILE_SPEC):
+ Renamed to IRIX_STARTFILE_SPEC, IRIX_ENDFILE_SPEC.
+ (STARTFILE_SPEC, ENDFILE_SPEC, SUBTARGET_EXTRA_SPECS): Reflect this.
+ * config/mips/iris6gld.h (STARTFILE_SPEC, ENDFILE_SPEC): Likewise.
-Sun Aug 11 17:46:22 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
+ * config/mips/iris6.h (SUBTARGET_EXTRA_SPECS): Moved ...
+ * config/mips/iris5.h: ... here.
- * c-decl.c (finish_struct): If pedantic, also warn if struct/union
- has no named members.
+ * config/mips/iris5.h (STARTFILE_SPEC, ENDFILE_SPEC): Renamed to
+ IRIX_STARTFILE_SPEC, IRIX_ENDFILE_SPEC.
+ (STARTFILE_SPEC, ENDFILE_SPEC): Define.
-Sun Aug 11 17:32:52 1996 Joel Sherrill <joel@OARcorp.com>
+ * config/mips/iris5gas.h (STARTFILE_SPEC, ENDFILE_SPEC): Simplify
+ using irix_startfile_spec, irix_endfile_spec.
- * i386/rtems.h: Renamed from i386/i386-rtems.h
- * i960/rtems.h: Renamed from i960/i960-rtems.h
- * m68k/rtems.h: Renamed from m68k/m68k-rtems.h
- * rs6000/rtems.h: Renamed from rs6000/powerpc-rtems.h
- * sparc/rtems.h: Renamed from sparc/sparc-rtems.h
- * config/t-rtems: New file.
- * configure (i386-*-rtems*): Added t-rtems to tmake_file.
- Renamed i386/i386-rtems.h to i386/rtems.h.
- (i960-*-rtems*): Added t-rtems to tmake_file.
- Renamed i960/i960-rtems.h to i960/rtems.h.
- Added original tm.h file and dbxcoff.h.
- (m68k-*-rtems*): Added t-rtems to tmake_file.
- Renamed m68k/m68k-rtems.h to m68k/rtems.h.
- (powerpc-*-rtems*): Added t-rtems to tmake_file.
- Renamed rs6000/powerpc-rtems.h to rs6000/rtems.h.
- (sparc-*-rtems*): Added t-rtems to tmake_file.
- Renamed sparc/sparc-rtems.h to sparc/rtems.h.
+2004-02-16 Gunther Nikl <gni@gecko.de>
-Fri Aug 9 16:05:13 1996 Stan Cox <coxs@dg-rtp.dg.com>
+ * config/m68k/m68k.c: Remove obsolete support for HPUX_ASM.
+
+2004-02-17 Kazu Hirata <kazu@cs.umass.edu>
- * i386.md: (untyped_call) Avoid SIGFPE.
+ * config/h8300/h8300.c (h8300_expand_prologue): Don't generate
+ insns by hand.
- * i386.c (output_float_compare): Don't try to initialize
- aggregate local variable; use assignment statements instead.
+2004-02-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * cfghooks.c (split_edge): Speed up updating of dominators.
- * i386.h (RTX_COSTS): rtx_cost should pass two parameters.
-
- * i386/go32.h (ASM_OUTPUT_SECTION_NAME): New.
+2004-02-17 Mark Mitchell <mark@codesourcery.com>
-Fri Aug 9 16:00:11 1996 Jim Wilson <wilson@cygnus.com>
+ PR c++/11326
+ * c-common.c (flag_abi_version): Remove.
+ * c-common.h (flag_abi_version): Likewise.
+ * c-opts.c (c_common_handle_option): Remove OPT_fabi_version case.
+ * c.opt (fabi-version): Remove.
+ * calls.c (expand_call): Always pass a function type to
+ struct_value_rtx. Use convert_memory_address.
+ * common.opt (fabi-version): Add it.
+ * flags.h (flag_abi_version): Likewise.
+ (abi_version_at_least): New macro.
+ * opts.c (common_handle_option): Add OPT_fabi_version.
+ * toplev.c (flag_abi_version): Define it.
+ * config/ia64/ia64.c (ia64_struct_retval_addr_is_first_parm_p):
+ New function.
+ (ia64_output_mi_thunk): Use it.
+ (ia64_struct_value_rtx): Likewise.
+
+2004-02-17 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.c (h8300_emit_stack_adjustment):
+ Don't generate insns by hand.
+
+2004-02-17 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR c++/14178
+ * doc/invoke.texi (fabi-version): The default is 2 now.
+
+2004-02-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * loop-iv.c: New file.
+ * Makefile.in (loop-iv.o): New.
+ * basic_block.h (FOR_BB_INSNS, FOR_BB_INSNS_REVERSE): New macros.
+ * cfgloop.c (fill_sons_in_loop, get_loop_body_in_dom_order,
+ num_loop_branches): New functions.
+ * cfgloop.h (get_loop_body_in_dom_order, num_loop_branches,
+ iv_analysis_loop_init, iv_get_reaching_def, iv_analyse, get_iv_value,
+ find_simple_exit, iv_number_of_iterations, iv_analysis_done,
+ get_simple_loop_desc, free_simple_loop_desc): Declare.
+ (simple_loop_desc): New inline function.
+ (struct rtx_iv, struct niter_desc): New.
+ * cfgloopmanip.c (loopify): Specify semantics more precisely.
+ * expr.c (force_operand): Handle subregs of expressions created by
+ loop unroller.
+ * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Move
+ parts of the initialization to toplev.c
+ * loop-unroll.c (loop_exit_at_end_p): New.
+ (unroll_and_peel_loops): Call iv_analysis_done.
+ (decide_peel_once_rolling, decide_peel_completely,
+ decide_unroll_stupid, decide_unroll_constant_iterations,
+ decide_unroll_runtime_iterations, decide_peel_simple,
+ peel_loop_simple, unroll_loop_stupid, unroll_loop_constant_iterations,
+ unroll_loop_runtime_iterations): Use new simple loop analysis.
+ * loop-unswitch.c (compare_and_jump_seq): New.
+ (may_unswitch_on_p): Renamed to ...
+ (may_unswitch_on): Use new iv analysis.
+ (reversed_condition): Export.
+ (unswitch_single_loop, unswitch_loop): Use new iv analysis.
+ * predict.c (estimate_probability): Use new simple loop analysis.
+ * rtl.h (get_mode_bounds, reversed_condition,compare_and_jump_seq,
+ canon_condition, simplify_using_condition): Declare.
+ * stor-layout.c (get_mode_bounds): New.
+ * toplev.c (rest_of_handle_loop2): Some parts of
+ initialization/finalization moved here from loop-init.c.
+
+2004-02-17 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.h (FIXED_REGISTERS): Add the soft frame
+ pointer.
+ (CALL_USED_REGISTERS): Likewise.
+ (REG_ALLOC_ORDER): Likewise.
+ (REG_CLASS) <GENERAL_REGS>: Likewise.
- * winnt.c (gen_stdcall_suffix): Round parameter size to PARM_BOUNDARY.
+2004-02-16 Geoffrey Keating <geoffk@apple.com>
-Thu Aug 8 17:42:35 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+ * doc/md.texi (Insn Canonicalizations): Document left-chaining
+ in associative operators.
+ * rtlanal.c (commutative_operand_precedence): Create some new
+ variables. Prefer a commutative operand on the left, then
+ binary expressions, then NEG and NOT.
- * rs6000.c (output_toc): If we are emitting a reference to a
- vtable, don't put in the section name, just use the symbol.
+2004-02-16 Matthias Klose <doko@debian.org>
-Wed Aug 7 19:03:36 1996 Jim Wilson <wilson@cygnus.com>
+ * config/t-slibgcc-elf-ver: Define SHLIB_NAME and SHLIB_SONAME
+ in terms of SHLIB_SOVERSION.
+ * config/m68k/t-slibgcc-elf-ver: New file.
+ * config/pa/t-slibgcc-elf-ver: New file.
+ * config.gcc (m68k-linux, parisc-linux): Use them when not
+ sjlj exceptions are not configured.
- * sh.md (casesi_jump): New pattern.
- (casesi): Generate RTL to match it.
+2004-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
-Wed Aug 7 14:10:07 1996 Jason Merrill <jason@yorick.cygnus.com>
+ * config/sparc/sparc.c (get_pc_symbol_name): Mark with GTY(()).
- * ginclude/stddef.h (NULL): Use __null for G++.
+2004-02-16 Zack Weinberg <zack@codesourcery.com>
-Tue Aug 6 17:37:53 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+ * sdbout.c (sdb_debug_hooks): Correct the type_decl entry.
- * rs6000/sysv4.h (STACK_BOUNDARY): Always define as 64.
- (ABI_STACK_BOUNDARY): Define as 64/128 based on the -mno-eabi
- switch.
+2004-02-16 Joseph S. Myers <jsm@polyomino.org.uk>
- * rs6000.c (rs6000_stack_info): Use ABI_STACK_BOUNDARY, not
- STACK_BOUNDARY. Define ABI_STACK_BOUNDARY as STACK_BOUNDARY #ifndef.
+ * doc/sourcebuild.texi: Mention backends.html.
-Tue Aug 6 14:29:43 1996 Doug Evans <dje@fallis.cygnus.com>
+2004-02-16 Kazu Hirata <kazu@cs.umass.edu>
- * gen-protos.c (overrides): New static local.
- (add_hash,parse_fn_proto): New static functions.
- (main): Add prototypes from SYS_PROTO_OVERRIDES to hash table before
- parsing sys-protos.h. Reserve entry 0 in std_protos.
- * alpha.h (SYS_PROTO_OVERRIDES): Define.
+ * c-decl.c, c-ppoutput.c, cpphash.h, cpplib.h, dbxout.c,
+ line-map.c, line-map.h, var-tracking.c: Fix comment
+ formatting.
-Mon Aug 5 16:53:36 1996 Doug Evans <dje@fallis.cygnus.com>
+2004-02-16 Richard Henderson <rth@redhat.com>
- * sparc/t-splet (MULTILIB_OPTIONS): Add mbroken-saverestore.
- (MULTILIB_DIRNAMES): Add brknsave.
+ * cse.c (cse_insn): Don't lose REG_NON_LOCAL_GOTO note.
- * stor-layout.c (layout_record): Correct overflow test for 0 sized
- fields.
+ * fold-const.c (operand_equal_p): Fix VECTOR_CST comparison.
-Mon Aug 5 16:12:19 1996 Jim Wilson <wilson@cygnus.com>
+2004-02-15 Kazu Hirata <kazu@cs.umass.edu>
- * alpha.c (alpha_output_filename): When emitting stabs, don't
- disable them if using GNU as.
- (alpha_output_lineno): Likewise, when not using GNU as.
+ * config/h8300/h8300.md: Remove unnecessary parallels from
+ all define_insn and define_split patterns.
- * sh.c (arith_reg_operand): Reject SUBREG of an invalid hard reg.
+2004-02-15 Kazu Hirata <kazu@cs.umass.edu>
- * sparc/lite.h (aoutos.h): Don't include it.
- * configure (sparclite-*-aout*): Add aoutos.h to tm_file.
+ * config/h8300/h8300.md: Remove explicit (set_attr "cc"
+ "clobber").
-Sat Aug 3 23:13:55 1996 Jeffrey A Law (law@cygnus.com)
+2004-02-15 Bernardo Innocenti <bernie@develer.com>
- * combine.c (rtx_equal_for_field_assignment_p): Check for
- get_last_value returning (CLOBBER (CONST_INT 0)).
+ * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Restore support for
+ '%#'.
-Sat Aug 3 20:19:14 1996 Jim Wilson <wilson@cygnus.com>
+2004-02-15 Kazu Hirata <kazu@cs.umass.edu>
- * i960.md (subsi3+1): Handle case where first operand is constant
- but second operand is not.
+ * config/ia64/ia64.c, config/mips/mips.c,
+ config/mmix/mmix-modes.def: Fix comment typos.
- * m68k/vxm68k.h (WCHAR_TYPE_SIZE): Undef, then define to 16.
+2004-02-15 Roger Sayle <roger@eyesopen.com>
-Fri Aug 2 15:46:19 1996 Jeffrey A Law (law@cygnus.com)
+ * c-common.h (GET_DIRECTIVE_LINE): Remove unused macro.
+ (get_directive_line): Remove unused function prototype.
- * pa/pa-hpux.h (LINK_SPEC): Don't link in PA1.1 specific
- libraries when creating shared libraries.
- * pa/pa-hpux9.h, pa/pa-hpux10.h: Likewise.
+2004-02-14 Josef Zlomek <zlomekj@suse.cz>
-Fri Aug 2 13:36:42 1996 Stan Cox <coxs@dg-rtp.dg.com>
+ * tree-inline.c (copy_body_r): Do not replace ret_label.
- * i386.c (output_float_compare): fcomi should be followed by the
- correct conditional jump instead of fcom/pfstsw/and/jne
- (override_options): Added -mbranch-cost to set BRANCH_COST.
-
- * i386.md (sgt+1,slt+1,sge+1,sle+1,bgt+1,blt+1,bge+1,ble+1,bleu+4)
- Added TARGET_CMOVE check for fcomi.
- (movsicc_1+1,movhicc_1+1): Added to handle the general case.
-
- * i386.h (i386_branch_cost, i386_branch_cost_string): Added.
+2004-02-14 Jan Hubicka <jh@suse.cz>
-Fri Aug 2 11:53:55 1996 Brendan Kehoe <brendan@lisa.cygnus.com>
+ * i386.c (x86_four_jump_limit): New variable.
+ (k8_avoid_jump_misspredicts): Rename to ...
+ (ix86_avoid_jump_misspredicts): .. this one.
+ (ix86_pad_returns): Break out from ...
+ (ix86_reorg): ... this one; do ix86_avoid_jump_misspredicts when asked
+ to.
+ * i386.h (TARGET_FOUR_JUMP_LIMIT): New macro.
- * sparc/vxsparc.h (CPP_PREDEFINES): Add `-DCPU=SPARC'.
+2004-02-14 Josef Zlomek <zlomekj@suse.cz>
-Thu Aug 1 23:56:01 1996 Jeffrey A Law (law@cygnus.com)
+ * emit-rtl.c (set_decl_incoming_rtl): Check whether the 0th element of
+ PARALLEL is NULL.
- * pa.h (ASM_OUTPUT_INT): Remove all hacks for exception table.
+2004-02-14 Per Bothner <per@bothner.com>
-Thu Aug 1 10:08:14 1996 Torbjorn Granlund <tege@spiff.gnu.ai.mit.edu>
+ * fix-header.c (line_table): Move local variable in main to global.
+ * scan.h (line_table): Use it.
+ * scan-decls.c (scan_decls): Need to call linemap_lookup on token's
+ line (recently renamed to src_loc) before calling recognized_function.
- * m68k.h (RTX_COSTS, case PLUS): Get operand order right.
+2004-02-14 Matt Kraai <kraai@alumni.cmu.edu>
-Wed Jul 31 15:06:46 1996 Doug Evans <dje@cygnus.com>
+ * Makefile.in: Fix comment typos.
- * sparc.md (negtf2,abstf2): Fix v9 case.
+2004-02-14 Olivier Hainque <hainque@act-europe.fr>
-Wed Jul 31 09:49:25 1996 Jeffrey A Law (law@cygnus.com)
+ * loop.c (check_dbra_loop): Use gen_int_mode instead of GEN_INT
+ for start_value when it is directly moved into reg, and factorize
+ the retrieval of GET_MODE (reg).
- * pa.h (ASM_OUTPUT_INT): Use an 'E%' prefix for items in
- the exception table if TARGET_GAS && ! TARGET_PORTABLE_RUNTIME.
+2004-02-14 Richard Sandiford <rsandifo@redhat.com>
-Tue Jul 30 15:37:31 1996 Jim Wilson <wilson@cygnus.com>
+ * config/mips/mips-protos.h (mips_load_got_page): Delete.
+ (mips_load_got_global): Delete.
+ (mips_gotoff_page): Declare.
+ * config/mips/mips.md (UNSPEC_LOAD_GOT): New constant.
+ (*xgot_lo[sd]i, *got_disp[sd]i, *got_page[sd]i): Build an
+ UNSPEC_LOAD_GOT pattern rather than a MEM.
+ (*load_got[sd]i): New patterns.
+ * config/mips/mips.c (mips_got_alias_set, mips_load_got): Delete.
+ (mips_load_got_page, mips_load_got_global): Delete.
+ (mips_gotoff_page): New function.
+ (override_options): Don't initialize mips_got_alias_set.
- * i386/cygwin32.h (dbxcoff.h): Include.
- (DBX_DEBUGGING_INFO, SDB_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE):
- Move definitions before include of dbxcoff.h.
- (ASM_OUTPUT_SOURCE_LINE, DBX_OUTPUT_MAIN_SOURCE_FILE_END): Delete.
- (DBX_BLOCKS_FUNCTION_RELATIVE, DBX_FUNCTION_FIRST): Delete.
+2004-02-14 Richard Sandiford <rsandifo@redhat.com>
-Tue Jul 30 15:03:53 1996 Torbjorn Granlund <tege@spiff.gnu.ai.mit.edu>
+ * config/mips/mips.h (MASK_DEBUG_[ABEFI], TARGET_DEBUG_[ABEFI]_MODE)
+ (TARGET_MIPS4100, TARGET_MIPS4300, TARGET_MIPS4KC, TARGET_MIPS5KC)
+ (TARGET_SB1, TUNE_SB1, TUNE_SR71K, BIGGEST_MAX_ARGS_IN_REGISTERS)
+ (GO_PRINTF, GO_PRINTF2, GO_DEBUG_RTX, DFMODE_NAN, SFMODE_NAN): Delete.
+ (TARGET_SWITCHES): Remove MASK_DEBUG_[ABEFI].
+ * config/mips/mips.c: Fix some overly-long lines.
+ (SINGLE_WORD_MODE_P, PIC_OFFSET_TABLE_MASK): Delete.
+ (init_cumulative_args): Remove TARGET_DEBUG_E_MODE handling.
- * i960.md (eq reg (const_int 0)): New pattern.
+2004-02-13 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
-Tue Jul 30 11:15:44 1996 Jeffrey A Law (law@cygnus.com)
+ * configure.ac: Search for as, ld below libexec/gcc.
+ * configure: Regenerate.
- * pa.h (RETURN_ADDR_RTX): Offset is -20 from the frame, not +20!
+2004-02-14 Ben Elliston <bje@wasabisystems.com>
-Mon Jul 29 12:16:17 1996 Jeffrey A Law (law@cygnus.com)
+ * config/arm/mmintrin.h (_mm_setwcx): Reverse arguments in call to
+ __builtin_arm_setwcx ().
+ * config/arm/arm.c (arm_expand_builtin): Generate operands
+ correctly and reverse their order in call to gen_iwmmxt_tmcr ().
- * pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix thinko in last change.
+2004-02-14 Ben Elliston <bje@wasabisystems.com>
+
+ * config/arm/arm.c (bdesc_2arg): Correct builtin names "wmulsh"
+ and "wmuluh" to "wmulsm" and "wmulum", respectively.
+ * config/arm/arm.h (enum arm_builtins): Rename enumerators to
+ ARM_BUILTIN_WMULSM and ARM_BUILTIN_WMULUM.
+ * config/arm/mmintrin.h (_mm_mulhi_pi16): Update intrinsic call.
+ (_mm_mulhi_pu16): Likewise.
+
+2004-02-13 Zack Weinberg <zack@codesourcery.com>
+
+ * xcoffout.c (xcoff_assign_fundamental_type_number): Check
+ DECL_NAME != 0 before dereferencing.
+
+2004-02-13 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390-protos.h (s390_output_symbolic_const): Remove.
+ (s390_output_addr_const_extra): Declare.
+ (s390_output_pool_entry): Remove FILE * argument.
+ * config/s390/s390.c (s390_output_symbolic_const): Remove.
+ (s390_output_addr_const_extra): New function.
+ (print_operand_address): Call output_addr_const instead of
+ s390_output_symbolic_const.
+ (print_operand): Likewise.
+ (s390_output_pool_entry): Use assemble_integer for symbolic constants.
+ Remove FILE * argument.
+ * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Define.
+ * config/s390/s390.md ("*pool_entry"): Adapt s390_output_pool_entry
+ call.
+
+2004-02-13 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * cfgloopanal.c (mark_irreducible_loops): Rewriten.
+ (struct edge, struct vertex, struct graph): New.
+ (dump_graph, new_graph, add_edge, dfs, check_irred, for_each_edge,
+ free_graph): New functions.
+
+2004-02-12 Chris Demetriou <cgd@broadcom.com>
+
+ * config/mips/mips.md (casesi_internal, casesi_internal_di):
+ Use ".set macro" to avoid warnings about multi-instruction
+ macros, since they're intentional.
+
+2004-02-12 Geoffrey Keating <geoffk@apple.com>
+
+ * config/darwin.h: Add include guards. Remove old, now incorrect,
+ comment about STANDARD_EXEC_PREFIX.
+
+ * Makefile.in (install-man): Use $(CPP_INSTALL_NAME) and
+ $(GCOV_INSTALL_NAME) to install manpages. Remove generic rule
+ for installing .1 manpages. Add rules for installing cpp
+ and gcov manpages under their installed names.
+
+2004-02-12 Alexandre Oliva <aoliva@redhat.com>
+
+ * configure.ac (gcc_cv_ld): Don't set to LD if target is not
+ host, but try LD_FOR_TARGET first.
+ * configure: Rebuilt.
+
+2004-02-12 Zack Weinberg <zack@codesourcery.com>
+
+ * dbxout.c: Move declaration of dbxout_type_decl outside
+ #ifdef DBX_DEBUGGING_INFO.
+ * c-parse.in: Don't give the asmdef production a type.
+
+2004-02-12 Zack Weinberg <zack@codesourcery.com>
+
+ * debug.h (struct gcc_debug_hooks): Add type_decl field.
+ (debug_nothing_tree_int): Prototype.
+ (dwarf_debug_hooks): Delete, unused.
+ * debug.c (do_nothing_debug_hooks): Update.
+ (debug_nothing_tree_int): New function.
+ * langhooks.h (struct lang_hooks_for_decls):
+ Remove builtin_type_decls field.
+ * langhooks-def.h (LANG_HOOKS_BUILTIN_TYPE_DECLS): Delete.
+ (LANG_HOOKS_DECLS): Update.
+ * toplev.c (rest_of_decl_compilation, rest_of_type_compilation):
+ Use debug_hooks->type_decl.
+ * dbxout.c (preinit_symbols): New static.
+ (dbx_debug_hooks, xcoff_debug_hooks): Update.
+ (dbxout_init): Don't call DBX_OUTPUT_STANDARD_TYPES or
+ lang_hooks.decls.builtin_type_decls. Do scan preinit_symbols
+ for symbols to output.
+ (dbxout_type_decl): New function.
+ (dbxout_symbol): If called before dbxout_init has run, queue
+ the symbol for later. Apply DBX_ASSIGN_FUNDAMENTAL_TYPE_NUMBER
+ to TYPE_DECLs before emitting them.
+ * xcoffout.c (assign_type_number): Delete.
+ (xcoff_type_numbers): New static table.
+ (xcoff_assign_fundamental_type_number): New function.
+ * xcoffout.h: Define DBX_ASSIGN_FUNDAMENTAL_TYPE_NUMBER, not
+ DBX_OUTPUT_STANDARD_TYPES. Remove unnecessary #ifdefs.
+ * sdbout.c: Include varray.h.
+ (deferred_global_decls): New static.
+ (sdb_debug_hooks): Update.
+ (sdbout_global_decl): If we can't emit something right now,
+ remember it in deferred_global_decls.
+ (sdbout_finish): Just scan deferred_global_decls; don't call getdecls.
+ (sdbout_init): Initialize deferred_global_decls.
+ * Makefile.in: Update dependencies of sdbout.o.
+ * dwarf2out.c (dwarf2out_type_decl): New function.
+ (dwarf2_debug_hooks): Update.
+ * vmsdbgout.c (vmsdbg_debug_hooks): Update.
+ * c-decl.c (getdecls): Just return 0.
+ (check_for_loop_decls): Don't use getdecls.
+ (record_builtin_type): Call debug_hooks->type_decl on the TYPE_DECL.
+ * c-objc-common.c (c_objc_common_finish_file): Don't use getdecls.
+
+2004-02-12 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.c (s390_sched_reorder2): Remove.
+ (TARGET_SCHED_REORDER2): Do not redefine.
+
+2004-02-12 Zack Weinberg <zack@codesourcery.com>
+
+ * c-parse.in (maybe_type_qual): Delete.
+ (maybe_volatile, simple_asm_expr, asmdef, asm_stmt)
+ (asm_argument): New grammar rules.
+ (extdef_1): Use asmdef.
+ (maybeasm): Move down with other asm rules; use simple_asm_expr.
+ (xexpr): Move up with other expression rules.
+ (stmt): Use asm_stmt.
+
+ * c-typeck.c (build_asm_expr): New function - body mostly
+ pulled from build_asm_stmt.
+ (build_asm_stmt): Just handle tacking on the volatile qualifier.
+ * c-tree.h (build_asm_expr, build_asm_stmt): Update prototypes.
+
+2004-02-12 Richard Sandiford <rsandifo@redhat.com>
+
+ PR bootstrap/13617
+ * config/mips/mips-protos.h (mips_output_aligned_decl_common): Declare.
+ (mips_declare_object): Make variadic.
+ * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Use
+ mips_output_aligned_decl_common.
+ * config/mips/mips.c (mips_output_aligned_decl_common): New function.
+ (mips_declare_object): Make variadic.
+
+2004-02-12 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * function.c (update_epilogue_consts): Teach about binary operations.
+
+ * emit-rtl.c (set_mem_attributes_minus_bitpos): Don't kill
+ previous MEM_VOLATILE in REF.
+ * function.c (fixup_var_refs): Save volatile_ok and set to 1.
+ * expr.c (emit_block_move_via_movstr): Save and restore volatile_ok.
+
+2004-02-12 Gunther Nikl <gni@gecko.de>
+
+ * config.gcc: Restore support for m68k-openbsd.
+
+2004-02-12 Jan Hubicka <jh@suse.cz>
+
+ * tree-optimize.c (tree_rest_of_compilation): Do not release
+ DECL_ARGUMENTS.
+
+2004-02-11 Matt Kraai <kraai@alumni.cmu.edu>
+
+ * doc/install.texi: Fix the spelling of "explicitly".
+
+2004-02-11 Eric Christopher <echristo@redhat.com>
+
+ * cppcharset.c (_cpp_interpret_string_notranslate): Rename and
+ duplicate argument structure of cpp_interpret_string.
+ * cpphash.h: Move prototype...
+ * cpplib.h: Here.
+ * cpplib.c: Fix calls to match new function signature.
+
+2004-02-11 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ PR c/456
+ * cppexp.c (num_binary_op): Don't allow comma operators in #if
+ constant expressions at all outside C99 mode if pedantic.
+
+2004-02-11 Uros Bizjak <uros@kss-loka.si>
+
+ * optabs.h (enum optab_index): Add new OTI_log10 and OTI_log2.
+ (log10_optab, log2_optab): Define corresponding macros.
+ * optabs.c (init_optabs): Initialize log10_optab and log2_optab.
+ * genopinit.c (optabs): Implement log10_optab and log2_optab
+ using log10?f2 and log2?f2 patterns.
+ * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LOG10{,F,L}
+ using log10_optab, and BUILT_IN_LOG2{,F,L} using log2_optab.
+ (expand_builtin): Expand BUILT_IN_LOG10{,F,L} and BUILT_IN_LOG2{,F,L}
+ using expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
+
+ * config/i386/i386.md (log10sf2, log10df2, log10xf2, log2sf2,
+ log2df2, log2xf2): New patterns to implement log10, log10f, log10l,
+ log2, log2f and log2l built-ins as inline x87 intrinsics.
+
+2004-02-11 Richard Henderson <rth@redhat.com>
+
+ PR target/1532
+ * flow.c (insn_dead_p): A clobber of a dead hard register is a
+ dead insn after reload.
+
+2004-02-11 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * tree.h (frame_base_decl): Add GTY marker.
+ * var-tracking.c (frame_base_decl): Likewise.
+
+2004-02-11 Daniel Berlin <dberlin@dberlin.org>
+
+ * dwarf2out.c (output_loc_list): Remove no longer necessary, and now
+ incorrect, hunk.
+ (add_location_or_const_value_attribute): Use text_section_label,
+ not TEXT_SECTION_NAME.
+
+2004-02-11 Per Bothner <per@bothner.com>
+
+ Represent column numbers using line-map's source_location.
+ The "next available source_location" is now managed internally by
+ line-maps.c rather than by clients.
+ * line-map.h (struct line_map): New field column_bits.
+ <from_line>: Rename field to start_location.
+ (struct line_maps): New fields highest_location and max_column_hint.
+ (linemap_check_files_exited): New declaration.
+ (linemap_line_start): New declaration.
+ (linemap_add): Remove from_line parameter; use highest_location field.
+ (SOURCE_LINE, LAST_SOURCE_LINE): Modify to use column_bits.
+ (SOURCE_COLUMN, LAST_SOURCE_LINE_LOCATION): New macros.
+ (CURRENT_LINE_MAP): Remove macro.
+ (linemap_position_for_column): New inline function.
+ * line-map.c (linemap_init): Clear new fields.
+ (linemap_check_files_exited): New function, extracted from ...
+ (linemap_free): Use linemap_check_files_exited.
+ (linemap_add): Remove from_line parameter. Various updates.
+ (linemap_line_start): New function.
+ (linemap_lookeup): Update for new field names.
+ * cpphash.h (struct cpp_reader) <map>: Field removed. Because
+ linemap_position_for_column may unpredictably change the current map,
+ it is cleaner and simpler for us to not cache it in cpp_reader.
+ (struct cpp_buffer): New sysp field.
+ Changed warned_cplusplus_comments and from_stage3 to bitfields.
+ * cppinit.c (cpp_read_min_file): pfile->map no longer exists.
+ * cpplib.c (do_line, do_linemarker, _cpp_do_file_change): Get
+ current map using linemap_lookup.
+ (do_linemarker): Also set buffer's sysp field.
+ (destringize_and_run): No longer need to decrement current line.
+ * cppfiles.c (_cpp_stack_file): Set sysp from and in buffer.
+ (search_path_head, open_file_failed): Use buffer's sysp.
+ (cpp_make_system_header): Get current map using linemap_lookup.
+ Also set buffer's sysp flag.
+ * cppmacro.c (_cpp_builtin_macro_text): Likewise use linemap_lookup.
+ * cpphash.h (CPP_INCREMENT_LINE): New macro.
+ (struct cpp_buffer): Moved fields saved_cur, saved_rlimit to ...
+ (struct cpp_reader): ... and adding saved_line_base field.
+ * cpptrad.c (_cpp_overlay_buffer, _cpp_remove_overlay):
+ Update accordingly. Don't adjust line.
+ (_cpp_scan_out_logical_line): Use CPP_INCREMENT_LINE.
+ * cpphash.c (CPP_IN_SYSTEM_HEADER): Replaced macro by ...
+ (cpp_in_system_header): ... new inline function, using buffer's sysp.
+ * cpperror.c (_cpp_begin_message): Update to use cpp_in_system_header.
+ * cpplex.c (_cpp_lex_direct): Likewise.
+ * cppmacro.c (_cpp_builtin_macro_text): Likewise.
+ * cppmacro.c (_cpp_create_definition): Use buffer's sysp field.
+ * cpplib.h (struct cpp_token): Rename line field to src_loc.
+ Remove col field as it is now subsumed by src_loc.
+ * cpperror.c: Update various field, parameter, and macro names.
+ (print_location): If col==0, try SOURCE_COLUMN of line.
+ (cpp_error): Use cur_token's src_loc field, rather than line+col.
+ * cpplib.c (do_diagnostic): Token's src_loc fields replaces line+col.
+ * cpplex.c (_cpp_process_line_notes, _cpp_lex_direct,
+ _cpp_skip_block_comment): Use CPP_INCREMENT_LINE.
+ (_cpp_temp_token): Replace cpp_token's line+col fields by src_loc.
+ (_cpp_get_fresh_line): Don't need to adjust line for missing newline.
+ (_cpp_lex_direct): Use linemap_position_for_column.
+ * c-ppoutput.c (maybe_print_line, print_line): Don't take map
+ parameter. Instead get it from the line_table global. Adjust callers.
+ (print): Remove map field. Replace line field to src_line.
+ (init_pp_output, account_for_newlines, maybe_print_line): Adjust.
+ (cb_line_change): Use SOURCE_COLUMN. Minor optimizations.
+ (pp_file_change): Use MAIN_FILE_P since we cannot checked print.map.
+ Use LAST_SOURCE_LINE_LOCATION to "catch up" after #include.
+ * cpptrad.c (copy_comment): Rename variable.
+ * c-lex.c (map): Remove static variable, for same reason we removed
+ cpp_reader's map field.
+ (cb_line_change, cb_def_pragma, cb_define, cb_undef): Hence we need
+ to call linemap_lookup.
+ (cb_line_change): Token's line field replaced by src_loc.
+ (fe_file_change): Use MAINFILE_P and LAST_SOURCE_LINE macros.
+ Don't save new_map.
+
+ * cpphash.h, cpperror.c, cpplib.h: Some renames of fileline to
+ source_location.
+
+2004-02-11 Hartmut Penner <hpenner@de.ibm.com>
+
+ * config/rs6000/altivec.md (*movv4si_internal): At least one
+ operand must be register_operand.
+ (*movv8hi_internal1): Likewise.
+ (*movv16qi_internal1): Likewise.
+ (*movv4sf_internal1): Likewise.
+
+2004-02-10 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/spe.md ("*movv2si_internal"): Check for register
+ operand.
+ (movv4hi_internal): Same.
+ (movv2sf_internal): Same.
+ (movv1di_internal): Same.
+
+2004-02-11 Thiemo Seufer <seufer@csv.ica.uni-stuttgart.de>
+
+ * config/mips/mips.h (TARGET_OLDABI): Define. Use TARGET_NEWABI and
+ TARGET_OLDABI consistently.
+ * config/mips/mips.c (function_arg,mips_setup_incoming_varargs,
+ mips_va_arg,override_options,compute_frame_size,
+ mips_initial_elimination_offset,mips16_fp_args,build_mips16_call_stub
+ ,mips_return_in_memory,mips_strict_argument_naming): Use TARGET_NEWABI
+ and TARGET_OLDABI consistently.
+ * config/mips/mips.md (exception_receiver): Likewise.
+ * config/mips/linux64.h: Likewise.
+
+2004-02-11 Hartmut Penner <hpenner@de.ibm.com>
+
+ * gcc/config/rs6000/rs6000.c (rs6000_override_options)
+ Set AltiVec ABI and vrsave as default for ppc64 linux.
+ (init_cumulative_args): Post error, if try to return
+ value in AltiVec register without enable AltiVec.
+ (function_arg_advance): Ditto for passing arguments.
+
+2004-02-11 Richard Sandiford <rsandifo@redhat.com>
+
+ * emit-rtl.c (mark_label_nuses): Check that a LABEL_REF refers to
+ a label before updating its usage count.
+
+2004-02-10 Matt Kraai <kraai@alumni.cmu.edu>
+
+ * doc/install.texi: Remove extra cd.
+
+2004-02-10 Ziemowit Laski <zlaski@apple.com>
+
+ * c-common.c (vector_size_helper): Remove; call
+ reconstruct_complex_type() instead.
+ * tree.c (reconstruct_complex_type): New function
+ (formerly vector_size_helper() in c-common.c).
+ (make_vector): Make externally visible.
+ * tree.h (reconstruct_complex_type, make_vector): Add prototypes.
+
+2004-02-10 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300-protos.h: Add a prototype for
+ h8300_regs_ok_for_stm.
+ * config/h8300/h8300.c (h8300_regs_ok_for_stm): New.
+ * config/h8300/h8300.md (stm_h8300s_2_advanced,
+ stm_h8300s_2_normal, stm_h8300s_2, stm_h8300s_3_advanced,
+ stm_h8300s_3_normal, stm_h8300s_3, stm_h8300s_4_advanced,
+ stm_h8300s_4_normal, stm_h8300s_4, ldm_h8300s_2_advanced,
+ ldm_h8300s_2_normal, ldm_h8300s_2, ldm_h8300s_3_advanced,
+ ldm_h8300s_3_normal, ldm_h8300s_3, ldm_h8300s_4_advanced,
+ ldm_h8300s_4_normal, ldm_h8300s_4): Use
+ h8300_regs_ok_for_stm().
+
+2004-02-10 Danny Smith <dannysmith@users.sourceforge.net>
+
+ PR c/14088
+ * real.c (real_from_string): Look for 'X' as well as 'x' in
+ hexfloat strings.
+
+2004-02-10 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md: Remove an incorrect comment about
+ peephole2. Add comments.
+
+2004-02-10 Josef Zlomek <zlomekj@suse.cz>
+
+ PR/14058
+ * emit-rtl.c (set_decl_incoming_rtl): New.
+ * tree.h (set_decl_incoming_rtl): New.
+ * function.c (assign_parms): Use set_decl_incoming_rtl for setting
+ DECL_INCOMING_RTL.
+ * ada/misc.c (adjust_decl_rtl): Likewise.
+
+2004-02-10 Per Bothner <per@bothner.com>
-Fri Jul 26 18:19:47 1996 Doug Evans <dje@cygnus.com>
+ * c-opts.c (c_common_post_options): Don't emit working directory
+ in cpp output if -P was specified.
- * dwarfout.c (output_bound_representation): Fix typo.
+2004-02-10 Paolo Bonzini <bonzini@gnu.org>
-Thu Jul 25 16:00:10 1996 Mike Stump <mrs@cygnus.com>
+ PR c/14092
+ * fold-const.c (fold) <NEGATE_EXPR>: Convert result of
+ negate_expr back to the original type.
- * expr.c (do_jump, case TRUTH_ORIF_EXPR): Ensure end of an
- exception region comes after its start.
- (do_jump, case TRUTH_ANDIF_EXPR): Likewise.
+2004-02-10 Alan Modra <amodra@bigpond.net.au>
-Thu Jul 25 13:36:42 1996 Stan Cox <coxs@equinox>
+ * config/rs6000/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Don't
+ bump retaddr here.
- * i386.c (output_float_compare): Added support for Pentium Pro
- fcomi instruction which sets EFLAGS instead of FPU Status Word.
+2004-02-10 Paolo Bonzini <bonzini@gnu.org>
-Wed Jul 24 21:48:08 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+ * rtl.h (schedule_insns, schedule_ebbs, fix_sched_param,
+ gen_lowpart_SUBREG): Move under the file in which they
+ are actually declared.
- * cse.c (canon_hash, cse_insn): MEM is not unchanging if it is
- in the frame (since the temp slot might be reused).
+2004-02-10 Arnaud Charlet <charlet@act-europe.fr>
-Wed Jul 24 17:34:06 1996 J"orn Rennecke (amylaar@cygnus.com)
+ * doc/sourcebuild.texi: Add libada documentation.
- * sh.md (branch_true, branch_false, inverse_branch_true): Express
- tests of the T bit as comparisons against zero, rather than one.
- (inverse_branch_false, beq, bne, bgt, blt, ble, bge, bgtu): Likewise.
- (bltu, bgeu, bleu, casesi): Likewise.
+ * doc/install.texi: Update documentation on Ada build, now
+ that the GNAT lib and tools are built automatically.
-Wed Jul 24 15:58:06 1996 Stan Cox <coxs@dg-rtp.dg.com>
+2004-02-10 Richard Sandiford <rsandifo@redhat.com>
- * i386.md: (mov{sf,df,xf}cc{,_1}): New patterns for P6 FP cmove.
- * i386.c (put_condition_code, print_operand, output_fp_cc0_set):
- Support fcmov suffixes.
+ * config/mips/mips.h (TARGET_GPWORD): Return false for TARGET_NEWABI
+ && TARGET_IRIX.
-Wed Jul 24 10:53:38 1996 Jeffrey A Law (law@cygnus.com)
+2004-02-09 Ziemowit Laski <zlaski@apple.com>
- * pa.c (move_operand): Relax "mode" test. Allow scaled
- indexed addressing modes.
- (output_fp_move_double): Tweak output strings to work with updated
- 'F' and 'M' output modifiers.
- (print_operand): Collapse 'F' and 'M' into a single hunk of code.
- For auto-increment modes output "s,ma" and "s,mb".
- For scaled indexing modes output "x,s"
- For other addresses, output nothing for 'M' and "s" for 'F'.
- * pa.h (EXTRA_CONSTRAINT): Don't accept scaled indexed addresses
- for 'Q' and 'T'. Do accept scaled indexed addresses for 'R'.
- (GO_IF_LEGITIMATE_ADDRESS): Accept scaled indexed addresses
- for SFmode and DFmode.
- * pa.md: Remove all scaled indexed load patterns.
- (movsi patterns): Accept scaled indexed addresses in some
- cases. Update output strings for updated 'M' and 'F' output modifiers.
- (movhi, movqi, movsf, movdf, movdi patterns): Likewise.
+ * objc/objc-act.c (get_super_receiver): Move '#ifdef OBJCPLUS'
+ boundaries outside build_component_ref() call (a macro in ObjC++).
-Tue Jul 23 23:10:41 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+2004-02-09 Bob Wilson <bob.wilson@acm.org>
- * tree.h (struct tree_int_cst): Add field for TREE_CST_RTL.
- * varasm.c (decode_addr_const, output_constant_def): AllowINTEGER_CST.
+ * config/xtensa/xtensa-protos.h (xtensa_copy_incoming_a7): Update.
+ (init_cumulative_args): Likewise.
+ (a7_overlap_mentioned_p): Delete prototype.
+ * config/xtensa/xtensa.c (struct machine_function): Replace
+ incoming_a7_copied field with need_a7_copy and vararg_a7 flags.
+ Add set_frame_ptr_insn field.
+ (xtensa_emit_move_sequence): Update call to xtensa_copy_incoming_a7.
+ (xtensa_copy_incoming_a7): Rewrite to check need_a7_copy flag and check
+ if the operand is an argument in a7. If so, copy a7 to a new pseudo
+ at the function entry and replace the operand with the pseudo.
+ (init_cumulative_args): Remove unused arguments. Add new "incoming"
+ argument and record this flag in CUMULATIVE_ARGS.
+ (function_arg): Remove result_mode and special-case code to handle
+ arguments in a7. Instead, set need_a7_copy flag when there is an
+ incoming argument in a7.
+ (xtensa_expand_prologue): Remove code to search for set_frame_ptr insn
+ and use the value recorded in cfun->machine->set_frame_ptr_insn.
+ (xtensa_builtin_saveregs): Check for negative gp_left value. Set
+ need_a7_copy and vararg_a7 flags. Use move_block_from_reg instead of
+ special-case code.
+ (a7_overlap_mentioned_p): Delete.
+ * config/xtensa/xtensa.h (CUMULATIVE_ARGS): Add "incoming" flag.
+ (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Remove useless
+ arguments to init_cumulative_args and pass "incoming" flag instead.
+ (BLOCK_REG_PADDING): Delete.
+ * config/xtensa/xtensa.md (movdi, movsf, movdf): Remove unnecessary
+ checks for reload_in_progress and reload_completed. Update calls to
+ xtensa_copy_incoming_a7.
+ (ashlsi3): Rename existing insn to ashlsi3_internal. Add expander
+ to call xtensa_copy_incoming_a7.
+
+2004-02-09 DJ Delorie <dj@redhat.com>
+
+ * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): No
+ longer modify standard_exec_prefix, standard_bindir_prefix, or
+ standard_startfile_prefix.
+
+2004-02-09 James E Wilson <wilson@specifixinc.com>
-Tue Jul 23 16:42:09 1996 Jim Wilson <wilson@cygnus.com>
+ PR c++/11295
+ * c-common.c (c_expand_expr, case STMT_EXPR): Change expand_expr call
+ to expand_expr_real call, and pass in alt_rtl as last argument.
+
+ PR libstdc++/5625
+ * builtin-types.def (BT_WORD, BT_FN_WORD_PTR): New.
+ * builtins.c (expand_builtin): Handle BUILT_IN_EXTEND_POINTER.
+ * builtins.def (BUILT_IN_EXTEND_POINTER): New.
+ * except.c (expand_builtin_extend_pointer): New.
+ * except.h (expand_builtin_extend_pointer): Declare.
+
+2004-02-09 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.c (rs6000_emit_move): Remove splitting slow
+ unaligned loads and stores.
+
+2004-02-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ * config/mips/iris5.h (BSS_SECTION_ASM_OP): Define.
+ * config/mips/iris6.h (BSS_SECTION_ASM_OP): Undef.
+
+ * config/mips/iris6.h (TARGET_ASM_NAMED_SECTION): Moved ...
+ * config/mips/iris5.h: ... here.
+ * config/mips/iris5gas.h (TARGET_ASM_NAMED_SECTION): Remove.
- * sh.c (reg_unused_after): Handle JUMP_INSN inside a sequence.
+ * config/mips/iris6.h (EXTRA_SECTION_FUNCTIONS): Move ...
+ * config/mips/iris5.h: ... here.
+
+2004-02-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ * configure.ac: Remove default executable files before AC_PROG_CC.
+ * configure: Regenerate.
+
+2004-02-09 Kazu Hirata <kazu@cs.umass.edu>
+
+ PR target/13721
+ * config/h8300/h8300.c (byte_reg): Call abort() if asked to
+ print a operand other than a register.
+
+2004-02-09 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (fold) <NOP_EXPR>: Use the original type conversion
+ tree code rather than call fold_convert, which doesn't specify a
+ default floating point to integer conversion.
+
+2004-02-08 Bernardo Innocenti <bernie@develer.com>
+
+ * config/m68k/m68k.c, config/m68k/m68k.md (SGS, SGS_CMP_ORDER): Remove
+ code to support SGS assembler. Reformat adjacent code where possible.
+ * config/m68k/m68k.c (switch_table_difference_label_flag): Remove
+ definition.
+ * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Remove support
+ for '%#'.
+ * config/m68k/linux.h, config/m68k/m68k.c,
+ * config/m68k/math-68881.h: Replace `%#' with `#' in inline asm
+ macros and asm_printf() format strings.
+ * config/m68k/m68kelf.h (ASM_OUTPUT_CASE_END): Remove macro definition.
+ * config/m68k/linux.h: Update copyright.
+ * config/m68k/linux.h, config/m68k/m68k.c: Remove traling whitespace.
+
+2004-02-08 Andreas Schwab <schwab@suse.de>
+ Bernardo Innocenti <bernie@develer.com>
+
+ * config/m68k/m68k.h (REGISTER_NAMES): Prefix each name with
+ REGISTER_PREFIX.
+ * (M68K_FP_REG_NAME): New macro to specify an alternate name for the
+ frame pointer register, overridable by OS targets.
+ * (M68K_REGNAME): Macro to obtain register name for asm output,
+ eventually replacing %a6 with M68K_FP_REG_NAME.
+ * config/m68k/coff.h (REGISTER_NAMES): Don't redefine.
+ * config/m68k/linux.h (REGISTER_NAMES): Likewise.
+ * config/m68k/m68kelf.h (REGISTER_NAMES): Likewise.
+ * config/m68k/netbsd-elf.h (REGISTER_NAMES): Likewise.
+ * config/m68k/m68k.c: Use M68K_REGNAME(x) in place of reg_names[x].
+
+2004-02-08 Kazu Hirata <kazu@cs.umass.edu>
+
+ * target-def.h (TARGET_STRUCT_VALUE_RTX): Define as
+ hook_rtx_tree_int_null.
+ * targhooks.c (default_struct_value_rtx): Remove.
+ * targhooks.h: Remove the prototype for
+ default_struct_value_rtx.
+ * config/alpha/alpha.c, config/arc/arc.c, config/avr/avr.c,
+ config/fr30/fr30.c, config/h8300/h8300.c, config/i386/i386.c,
+ config/ip2k/ip2k.c, config/iq2000/iq2000.c,
+ config/m32r/m32r.c, config/mcore/mcore.c, config/mips/mips.c,
+ config/mn10300/mn10300.c, config/pdp11/pdp11.c,
+ config/rs6000/rs6000.c, config/s390/s390.c,
+ config/stormy16/stormy16.c, config/v850/v850.c,
+ config/xtensa/xtensa.c (TARGET_STRUCT_VALUE_RTX): Remove.
+ * doc/tm.texi (TARGET_STRUCT_VALUE_RTX): Document the default.
+
+2004-02-08 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * README.Portability: Change "ISO C89" to "ISO C90".
+ * c-parse.in (primary, initelt): Likewise.
+
+2004-02-08 Richard Sandiford <rsandifo@redhat.com>
+
+ * real.c (encode_ibm_extended): Normalize the input value before
+ converting it to a double. Handle the case where a normal value
+ rounds to infinity.
+
+2004-02-08 Kazu Hirata <kazu@cs.umass.edu>
+
+ * c-objc-common.c (c_cannot_inline_tree_fn): Fix a typo in a
+ warning.
+ * cse.c (preferrable): Change to preferable. Update all of its
+ callers.
+ * genautomata.c (ainsn): Change
+ first_ainsn_with_given_equialence_num to
+ first_ainsn_with_given_equivalence_num. Update all of its
+ references.
+
+2004-02-08 Jan Hubicka <jh@suse.cz>
+
+ * schedule-ebb.c (schedule_ebbs): Do not allocate reg life data.
+
+2004-02-07 David Edelsohn <edelsohn@gnu.org>
+
+ * function.c (assign_parms): Fix formatting.
+
+2004-02-07 Kazu Hirata <kazu@cs.umass.edu>
+
+ * default.h (PROMOTE_PROTOTYPES): Remove.
+ * system.h (PROMOTE_FUNCTION_RETURN, PROMOTE_PROTOTYPES,
+ STRUCT_VALUE_REGNUM, SETUP_INCOMING_VARARGS,
+ EXPAND_BUILTIN_SAVEREGS): Poison.
+ * target-def.h (TARGET_PROMOTE_FUNCTION_RETURN): Define as
+ hook_bool_tree_false.
+ (TARGET_PROMOTE_PROTOTYPES): Likewise.
+ * target.h: Replace SETUP_INCOMING_VARARGS with
+ targetm.calls.setup_incoming_varargs().
+ * targhooks.c (default_promote_function_return): Remove.
+ (default_promote_prototypes): Likewise.
+ (default_struct_value_rtx): Always abort().
+ (default_expand_builtin_saveregs): Always print an error
+ message.
+ (default_setup_incoming_varargs): Do nothing.
+ (default_pretend_outgoing_varargs_named): Don't depend on
+ SETUP_INCOMING_VARARGS.
+ * targhooks.h: Remove the prototype for
+ default_promote_function_return and
+ default_promote_prototypes.
+
+2004-02-07 Kazu Hirata <kazu@cs.umass.edu>
+
+ * system.h (SHARED_SECTION_ASM_OP): Poison.
+ * varasm.c (data_section): Don't use SHARED_SECTION_ASM_OP.
+ * doc/tm.texi (SHARED_SECTION_ASM_OP): Remove.
+
+2004-02-07 Zack Weinberg <zack@codesourcery.com>
+
+ Bug 13856
+ * c-decl.c (diagnose_mismatched_decls): Only give special
+ treatment when olddecl is DECL_BUILT_IN, if C_DECL_INVISIBLE
+ is also true.
+ (merge_decls): Don't clear DECL_BUILT_IN_CLASS and
+ DECL_FUNCTION_CODE when defining a built-in function.
+ Don't update DECL_ESTIMATED_INSNS.
+ * dwarf2out.c (dwarf2out_decl): Don't ignore built-in
+ FUNCTION_DECLs.
+ * tree.h: Delete DECL_ESTIMATED_INSNS.
+ * tree-inline.c (struct inline_data): Delete inlined_insns field.
+ (expand_call_inline, optimize_inline_calls): Don't update
+ DECL_ESTIMATED_INSNS nor inlined_insns.
+ * cgraphunit.c (cgraph_analyze_function): Don't update
+ DECL_ESTIMATED_INSNS.
+
+2004-02-07 Zack Weinberg <zack@codesourcery.com>
+
+ * c-common.c (shadow_warning): Delete.
+ * c-common.h (free_parser_stacks, shadow_warning, sw_kind): Delete.
+ * c-decl.c (warn_if_shadowing): Issue shadow warnings directly.
+ * c-opts.c (c_common_parse_file): Don't call free_parser_stacks.
+ * c-parse.in (free_parser_stacks): Delete.
+
+2004-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
+
+ * Makefile.in, config/t-slibgcc-darwin, config/t-slibgcc-elf-ver,
+ config/t-slibgcc-sld, config/mips/t-iris5-6, config/sh/t-linux:
+ Use the top level mkinstalldirs, not the one in the gcc subdir.
+ * mkinstalldirs: Remove (from the gcc subdir).
+
+2004-02-07 Roger Sayle <roger@eyesopen.com>
+
+ PR middle-end/13696
+ * fold-const.c (fold_convert): New function to provide type
+ conversion to the middle-end without using convert.
+ (negate_expr, associate_trees, size_diffop, omit_one_operand,
+ operand_equal_for_comparison_p, pedantic_omit_one_operand,
+ invert_truthvalue, optimize_bit_field_compare, range_binop,
+ decode_field_reference, make_range, build_range_check, unextend,
+ fold_truthop, extract_muldiv_1, fold_mathfn_compare,
+ fold_binary_op_with_conditional_arg, fold_inf_compare,
+ fold_single_bit_test, fold, multiple_of_p): Replace all calls to
+ convert with calls to fold_convert.
+
+2004-02-07 Jan Hubicka <jh@suse.cz>
+
+ * genrecog.c (find_operand): add extra argument stop.
+ (validate_pattern): Verify that mach_dup is duplicating operand
+ defined lexically earlier.
+
+2004-02-07 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config.gcc: Don't mention MAX_LONG_TYPE_SIZE.
+ * system.h (MAX_LONG_TYPE_SIZE, MAX_LONG_DOUBLE_TYPE_SIZE,
+ MAX_WCHAR_TYPE_SIZE, GCOV_TYPE_SIZE): Poison.
+ * config/avr/avr.h, config/h8300/h8300.h, config/i386/i386.h,
+ config/ia64/ia64.h, config/ip2k/ip2k.h,
+ config/iq2000/iq2000.h, config/mips/iris5.h,
+ config/mips/mips.h, config/pa/pa-64.h, config/pa/pa.h,
+ config/rs6000/aix51.h, config/rs6000/aix52.h,
+ config/rs6000/darwin.h, config/rs6000/rs6000.h,
+ config/s390/s390.h, config/sh/sh.h, config/sparc/freebsd.h,
+ config/sparc/linux.h, config/sparc/linux64.h,
+ config/sparc/netbsd-elf.h, config/sparc/sparc.h,
+ config/xtensa/xtensa.h: Remove the definitions of
+ MAX_LONG_TYPE_SIZE, MAX_LONG_DOUBLE_TYPE_SIZE, and/or
+ MAX_WCHAR_TYPE_SIZE.
+ * doc/tm.texi (MAX_LONG_TYPE_SIZE, MAX_LONG_DOUBLE_TYPE_SIZE,
+ MAX_WCHAR_TYPE_SIZE, GCOV_TYPE_SIZE): Remove.
+
+2004-02-07 Stephane Carrez <stcarrez@nerim.fr>
+
+ PR bootstrap/13990
+ * config/m68hc11/m68hc11.md ("doloop_end"): Pass dummy arguments to
+ gen_rtx_NE.
+
+2004-02-07 Josef Zlomek <zlomekj@suse.cz>
+
+ * var-tracking.c (vt_add_function_parameters): Surround checkings by
+ #ifdef ENABLE_CHECKING and #endif.
+
+2004-02-07 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (negate_expr_p, negate_expr): Optimize -(A+B) into
+ either (-A)-B or (-B)-A, if A or B is easily negated respectively.
+ (fold) <MINUS_EXPR>: Optimize (A*C) - (B*C) -> (A-B)*C for both
+ integer types and floating point with unsafe_math_optimizations.
+ Add similar optimization for (A*C1) - (A*C2) -> A*(C1-C2).
+ Optimize A - B as A + (-B), if B is easily negated.
+
+2004-02-07 Kazu Hirata <kazu@cs.umass.edu>
+
+ * c-ppoutput.c, cfganal.c, diagnostic.h, print-rtl.c,
+ config/darwin.c, config/darwin.h, config/ia64/ia64-c.c,
+ config/m32r/linux.h, config/rs6000/ppc64-fp.c,
+ config/sparc/openbsd.h, doc/makefile.texi, doc/passes.texi:
+ Update copyright.
+
+2004-02-07 Kazu Hirata <kazu@cs.umass.edu>
+
+ * c-ppoutput.c, var-tracking.c: Fix comment typos.
+
+2004-02-06 James E Wilson <wilson@specifixinc.com>
+
+ * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Only define for
+ glibc 2.3 or better.
+
+2004-02-06 Kazu Hirata <kazu@cs.umass.edu>
+
+ * doc/tm.texi (TARGET_FLOAT_LIB_COMPARE_RETURNS_BOOL): Change
+ to FLOAT_LIB_COMPARE_RETURNS_BOOL.
+
+2004-02-07 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Add darwin-ldouble.c.
+ (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
+ (SHLIB_MKMAP_OPTS): Delete.
+ (TARGET_LIBGCC2_CFLAGS): Add -specs.
+ (bispecs): Add rule.
+ * config/rs6000/libgcc-ppc64.ver: New file.
+ * config/rs6000/ppc64-fp.c (__fixtfdi, __floatditf): New functions.
+ (__floatdidf, __floatdisf): Optimize multiply.
+ (__fixunstfdi): New function.
+ * config/rs6000/rs6000.c (rs6000_complex_function_value): Allow for
+ real and imag parts larger than one register.
+ (function_arg): Correct type of reg used when fp arg split partially
+ to stack.
+ * config/rs6000/darwin-ldouble.c: Protect with #if !_SOFT_FLOAT
+ and __MACH__ or __powerpc64__.
+
+2004-02-06 Roger Sayle <roger@eyesopen.com>
+ Ulrich Weigand <uweigand@de.ibm.com>
+
+ * builtins.c (expand_builtin_signbit): Use extract_bit_field instead
+ of gen_highpart or gen_lowpart when the floating point format is
+ wider than the result mode.
+
+2004-02-06 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * dwarf2out.c (loclabel_num): Move into #ifdef
+ DWARF2_DEBUGGING_INFO.
+
+2004-02-06 Ziemowit Laski <zlaski@apple.com>
+
+ * objc/objc-act.c (build_super_template) the 'class' field of
+ 'struct _objc_super' shall be named 'super_class' #ifdef OBJCPLUS.
+ (get_super_receiver): Likewise.
+
+2004-02-06 Kazu Hirata <kazu@cs.umass.edu>
+
+ * reload1.c (check_eliminable_occurrences): Optimize the reset
+ of can_eliminate.
+ (eliminate_regs_in_insn): Likewise.
+
+2004-02-06 Daniel Berlin <dberlin@dberlin.org>
+ Josef Zlomek <zlomekj@suse.cz>
+
+ * dwarf2out.c (struct gcc_debug_hooks): Call dwarf2out_begin_function
+ at the beginning of function, call dwarf2out_var_location for
+ NOTE_INSN_VAR_LOCATION note.
+ (struct var_loc_node, struct var_loc_list_def, loclabel_num,
+ decl_loc_table): New.
+ (lookup_decl_loc): New function.
+ (add_var_loc_to_decl): New function.
+ (based_loc_descr): Added parameter can_use_fbreg, DW_OP_fbreg is used
+ only if can_use_fbreg.
+ (mem_loc_descriptor): Added parameter can_use_fbreg, pass it to other
+ functions.
+ (loc_descriptor): Likewise. Process VAR_LOCATION.
+ (concat_loc_descriptor): Call loc_descriptor with can_use_fbreg == true.
+ (loc_descriptor_from_tree): Call mem_loc_descriptor with
+ can_use_fbreg == true.
+ (add_location_or_const_value_attribute): Added parameter enum
+ dwarf_attribute attr, generate attribute ATTR. Create the location list.
+ (add_bound_info): Call loc_descriptor with can_use_fbreg == true.
+ (gen_formal_parameter_die): Call add_location_or_const_value_attribute
+ with attr == DW_AT_location.
+ (gen_subprogram_die): Generate the location list for DW_AT_frame_base
+ if frame_base_decl is defined and has a location list.
+ (gen_variable_die): Call add_location_or_const_value_attribute with
+ attr == DW_AT_location.
+ (dwarf2out_var_location): New function.
+ (dwarf2out_begin_function): New function.
+ (dwarf2out_init): Create decl_loc_table.
+
+2004-02-06 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * loop.c (force_movables): Transitively increase the priorities of
+ all insns forces by an insn, not just the first one.
+
+2004-02-06 Josef Zlomek <zlomekj@suse.cz>
+ Daniel Berlin <dberlin@dberlin.org>
+
+ Josef Zlomek <zlomekj@suse.cz>
+ * Makefile.in (var-tracking.o): New.
+ * common.opt (fvar-tracking): New.
+ * flags.h (flag_var_tracking): New.
+ * gengtype.c (adjust_field_rtx_def): NOTE_INSN_VAR_LOCATION was added.
+ * opts.c (common_handle_option): Add OPT_fvar_tracking.
+ * print-rtl.c (print_rtx): NOTE_INSN_VAR_LOCATION was added.
+ * rtl.c (note_insn_name): Likewise.
+ * rtl.def (VAR_LOCATION): New.
+ * rtl.h (NOTE_VAR_LOCATION): New.
+ (NOTE_VAR_LOCATION_DECL): New.
+ (NOTE_VAR_LOCATION_LOC): New.
+ (enum insn_note): NOTE_INSN_VAR_LOCATION was added.
+ (variable_tracking_main): New exported function.
+ * timevar.def (TV_VAR_TRACKING): New.
+ * toplev.c (enum dump_file_index): Added DFI_vartrack.
+ (dump_file): "vartrack" was added (-dV).
+ (flag_var_tracking): New.
+ (f_options): "var-tracking" was added.
+ (rest_of_handle_variable_tracking): New function.
+ (rest_of_compilation): Run variable tracking.
+ (process_options): If user has not specified flag_var_tracking set it
+ according to optimize, debug_info_level and debug_hooks.
+ * tree.h (frame_base_decl): New.
+ * var-tracking.c: New file.
+ * config/ia64/ia64.c (ia64_flag_var_tracking): New variable.
+ (ia64_override_options): Set flags to run variable tracking in machine
+ dependent reorg instead of toplev.c.
+ (ia64_reorg): Run variable tracking if wanted.
+ * doc/invoke.texi: Mention variable tracking in -dV,
+ add and -fvar-tracking.
+ * doc/passes.texi: Added variable tracking pass.
+
+ Daniel Berlin <dberlin@dberlin.org>
+ * debug.h (struct gcc_debug_hooks): Added var_location debug hook.
+ * dbxout.c (dbx_debug_hooks): Likewise.
+ (xcoff_debug): Likewise.
+ * debug.c (do_nothing_debug_hooks): Likewise.
+ * dwarf2out.c (dwarf2_debug_hooks): Likewise.
+ * dwarfout.c (dwarf_debug_hooks): Likewise.
+ * sdbout.c (sdb_debug_hooks): Likewise.
+ * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
+ * final.c (final_scan_insn): Call var_location debug hook for each
+ NOTE_INSN_VAR_LOCATION.
+
+2004-02-06 Jan Hubicka <jh@suse.cz>
+
+ * flow.c (update_life_info): Allocate reg_deaths when called from
+ scheudler.
+ (attempt_auto_inc): Update life ranges accordingly.
+
+2004-02-06 Ulrich Weigand <uweigand@de.ibm.com>
+
+ PR debug/11816
+ * dwarf2out.c (gen_decl_die): Handle anonymous struct members.
+
+2004-02-06 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * cfganal.c (flow_call_edges_add): Never split a libcall block.
+
+2004-02-06 Daniel Berlin <dberlin@dberlin.org>
+
+ * dwarf2out.c (output_loc_list): Don't use deltas if we have
+ a separate line info table in use.
+ Use the correct size for terminators.
+ (output_die): Use offset, not delta.
+
+2004-02-06 H.J. Lu <hongjiu.lu@intel.com>
+
+ * doc/invoke.texi: Remove the pni option from -mfpmath=.
+
+2004-02-06 Jan Hubicka <jh@suse.cz>
+
+ * recog.c (split_all_insns): Do not update reg info.
+ * regrename.c (regrename_optimize): Likewise.
+ * toplev.c (rest_of_handle_reorder_blocks): Likewise.
+ * flow.c (struct propagate_block_info): Add insn_num field.
+ (reg_deaths): New array.
+ (life_analysis): Free reg_deaths info.
+ (allocate_reg_life_data): Allocate reg_deaths array.
+ (propagate_one_insn): Use new array.
+ (init_propagate_block): Initialize it.
+ (free_propagate_block_info): Finish compuation of
+ REG_LIVE_LENGTH
+ (attempt_auto_inc): Sanity check that REG_INFO is not
+ computed at same time.
+ (mark_used_regs): Update new array.
+
+ * reg-stack.c (subst_stack_regs): Unshare clobbers before
+ substitution.
+
+2004-02-06 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/s390/s390.md (*extendsiqi2_short_displ): Change to
+ *extendqisi2_short_displ.
+
+2004-02-06 Alan Modra <amodra@bigpond.net.au>
+
+ * doc/tm.texi (INIT_CUMULATIVE_ARGS): Update doco.
+ * calls.c (expand_call): Pass n_named_args to INIT_CUMULATIVE_ARGS.
+ (emit_library_call_value_1): Likewise pass nargs.
+ * expr.c (block_move_libcall_safe_for_call_parm): Pass 3 here.
+ * function.c (assign_parms): Pass -1 to INIT_CUMULATIVE_ARGS.
+ * config/rs6000/rs6000.c (init_cumulative_args): Use n_named_args
+ parameter instead of scanning TYPE_ARGS_TYPES to count args.
+ * config/rs6000/rs6000-protos.h (init_cumulative_args): Update
+ prototype.
+ * config/rs6000/rs6000.h (INIT_CUMULATIVE_ARGS): Pass extra arg.
+ (INIT_CUMULATIVE_INCOMING_ARGS): Set extra arg to 1000.
+ (INIT_CUMULATIVE_LIBCALL_ARGS): Set extra arg to 0.
+ * config/sh/sh.c (sh_output_mi_thunk): Pass 1 as n_named_args to
+ INIT_CUMULATIVE_ARGS.
+ * config/alpha/alpha.h (INIT_CUMULATIVE_ARGS): Update.
+ * config/alpha/unicosmk.h, config/alpha/vms.h, config/arc/arc.h,
+ config/arm/arm.h, config/avr/avr.h, config/c4x/c4x.h,
+ config/cris/cris.h, config/fr30/fr30.h, config/frv/frv.h,
+ config/h8300/h8300.h, config/i386/i386.h, config/i860/i860.h,
+ config/ia64/ia64.h, config/ip2k/ip2k.h, config/iq2000/iq2000.h,
+ config/iq2000/iq2000.c, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
+ config/m68k/m68k.h, config/mcore/mcore.h, config/mips/mips.h,
+ config/mmix/mmix.h, config/mn10300/mn10300.h, config/ns32k/ns32k.h,
+ config/pa/pa.h, config/pdp11/pdp11.h, config/s390/s390.h,
+ config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
+ config/v850/v850.h, config/vax/vax.h, config/xtensa/xtensa.h: Likewise.
+
+2004-02-06 Kazu Hirata <kazu@cs.umass.edu>
+
+ * genemit.c (gen_exp) [CONST_INT]: Use const_int_rtx whenever
+ possible.
+
+2004-02-06 Kazu Hirata <kazu@cs.umass.edu>
+
+ * reload1.c (eliminate_regs_in_insn): If a set has a REG_EQUAL
+ note containing (plus (reg) (const_int)), where reg is an
+ eliminable reg, then perform the register elimination without
+ depending on eliminate_regs().
+
+2004-02-06 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/arc/arc.c (arc_return_in_memory): Check the return
+ value of int_size_in_bytes against -1. Don't check
+ TREE_ADDRESSABLE.
+ * config/avr/avr.c (avr_return_in_memory): Check the return
+ value of int_size_in_bytes against -1.
+ * config/ip2k/ip2k.c (ip2k_return_in_memory): Likewise.
+ * config/m68hc11/m68hc11.c (m68hc11_return_in_memory):
+ Likewise.
+ * config/mcore/mcore.c (mcore_return_in_memory): Likewise.
+ * config/stormy16/stormy16.c (xstormy16_return_in_memory):
+ Likewise.
-Tue Jul 23 16:33:25 1996 Mike Stump <mrs@cygnus.com>
+2004-02-06 Kazu Hirata <kazu@cs.umass.edu>
- * Make exception handling work better when optimizations are on.
- * except.c, except.h: New files.
- * Makefile.in (OBJS): Add except.o.
- (except.o): Add.
- (stmt.o, final.o): Add except.h.
- * rtl.c (note_insn_name): Add NOTE_INSN_EH_REGION_{BEG,END}.
- * rtl.h: Likewise.
- * arm.h (MASK_RETURN_ADDR): Define.
- * pa.h (MASK_RETURN_ADDR, RETURN_ADDR_RTX): New macros.
- * sparc.h (DOESNT_NEED_UNWINDER): Define if not doing a flat function.
- * mips.h (RETURN_ADDR_RTX): Improve.
- * vax.h (RETURN_ADDR_RTX): Improve.
- * toplev.c (rest_of_compilation): Use find_handler_labels.
- (main, interim_eh{,_hook}): Remove interim_eh_hook support.
- (flag_exceptions): New flag; also add to table.
- (compile_file): Emit the exception table in the backend now.
- * final.c (final_scan_insn): Support ASM_OUTPUT_EH_REGION_{BEG,END}.
- (final_scan_insn): Redo handler labels, implement
- NOTE_INSN_EH_REGION_BEG and NOTE_INSN_EH_REGION_END and use them
- instead of CODE_LABELs.
- (final): Add call to check_handler_labels.
- * libgcc2.c (L_eh): Add support for EH_TABLE_LOOKUP.
- * sparc.md (return): Add a reference to the return address register.
- * flow.c (find_basic_blocks): Add support for handler_labels.
- * loop.c (find_and_verify_loops): Likewise.
- * jump.c (jump_optimize): Likewise.
- Add call to check_handler_labels. Add call to exception_optimize.
- * sched.c (sched_analyze): Smuggle exception region notes around.
- (unlink_notes, reemit_notes, schedule_block): Likewise.
- (sched_analyze): Add extra element since we remove two at a time.
- * integrate.c (save_for_inline_copying): Add support for exception
- regions.
- (expand_inline_function): Likewise.
- (function_cannot_inline_p): Don't inline functions that have EH
- regions before NOTE_INSN_FUNCTION_BEG.
- (finish_inline): Use FIRST_FUNCTION_INSN, not NEXT_INSN.
- * function.c (expand_start_all_catch): New function.
- * function.h: Add exception handling support information.
- * expr.c (expand_expr, {defer,expand}_cleanups_to, do_jump): Transform
- interim_eh_hook into calls to expand_ehregion_{start,end}.
- * stmt.c (expand_{decl_cleanup,cleanups}): Likewise.
- (init_stmt_for_function): Call init_eh.
- (save_stmt_status): Call save_eh_status.
- (restore_stmt_status): Call restore_eh_status.
- * expr.h (throw_libfunc): Add.
- * optabs.c (throw_libfunc): Initialize.
- * print-rtl.c (print_rtx): Add support for exception regions.
- * rs6000.c (EXCEPTION_SECTION): Define.
- * output.h (exception_section): Declare.
- * varasm.c (exception_section): Define.
- * i386.c, i960.c, rs6000.c: Include except.h for function.h.
- * c-pragma.c, emit-rtl.c, expr.c, final.c, flow.c: Include except.h.
- * function.c, integrate.c, jump.c, loop.c, objc-act.c: Likewise.
- * stmt.c, stor-layout.c, toplev.c, tree.c, varasm.c: Likewise.
-
-Tue Jul 23 12:32:54 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+ * config/frv/frv-protos.h: Remove the prototype for
+ frv_setup_incoming_varargs.
+ * config/frv/frv.c (TARGET_SETUP_INCOMING_VARARGS): New.
+ (frv_setup_incoming_varargs): Make it static.
+ * config/frv/frv.h (SETUP_INCOMING_VARARGS): Remove.
- * rs6000.c (rs6000_replace_regno): Set pic_offset_table_rtx so
- that other phases will use the PIC register instead of the
- placeholder.
+2004-02-06 Kazu Hirata <kazu@cs.umass.edu>
- * rs6000.md (movsi_got*): Eliminate -fPIC code, keep -fpic code.
- (movsi): Only call movsi_got if -fpic, not -fPIC.
+ * config/fr30/fr30-protos.h: Remove the prototype for
+ fr30_setup_incoming_varargs.
+ Update the prototypes for fr30_num_arg_regs and
+ fr30_function_arg_partial_nregs.
+ * config/fr30/fr30.c (TARGET_STRUCT_VALUE_RTX): New.
+ (TARGET_SETUP_INCOMING_VARARGS): Likewise.
+ (fr30_setup_incoming_varargs): Make it static.
+ Add argument second_time. Don't do anything when second_time
+ is nonzero.
+ (fr30_num_arg_regs): Change the type of the first argument to
+ enum machine_mode.
+ (fr30_function_arg_partial_nregs): Change the type of the
+ second argument to enum machine_mode.
+ * config/fr30/fr30.h (STRUCT_VALUE): Remove.
+ (SETUP_INCOMING_VARARGS): Remove.
- * sysv4.h (OVERRIDE_OPTIONS): Improve error messages. Always set
- -msdata=data by default, even if -fpic/-fPIC/-mrelocatable. Treat
- -fPIC the same as -mrelocatable-lib and vica versa.
+2004-02-06 Kazu Hirata <kazu@cs.umass.edu>
- * t-ppcgas: (MULTILIB_*): Use -mreloctable-lib, instead of
- -mrelocatable. Map Solaris into mcall-sysv-noeabi case. Build
- -mrelocatable-lib libraries under non-eabi case. When linking, if
- -fpic, -fPIC, or -shared, link in the -mrelocatable-lib libraries.
+ * config/arc/arc-protos.h: Remove the prototype for
+ arc_setup_incoming_varargs.
+ * config/arc/arc.c (TARGET_ASM_EXTERNAL_LIBCALL): New.
+ (TARGET_SETUP_INCOMING_VARARGS): Likewise.
+ (arc_setup_incoming_varargs): Make it static.
+ (arc_external_libcall): Likewise.
+ * config/arc/arc.h (SETUP_INCOMING_VARARGS): Remove.
+ Remove the commented-out definition of
+ ASM_OUTPUT_EXTERNAL_LIBCALL.
-Mon Jul 22 19:34:20 1996 Jim Wilson <wilson@cygnus.com>
+2004-02-05 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
- * iris6.h (ASM_SPEC): Change {% to %{.
+ * config/sh/t-linux (SHLIB_INSTALL): Prepend $$(DESTDIR)
+ to $$(slibdir) in the installation commands.
- * dwarf2out.c (output_call_frame_info): Change FDE CIE offset to
- be section name rather than 0.
- (gen_subprogram_die): Only emit DW_AT_external if origin is NULL.
- Only call equate_decl_number_to_die if origin is NULL.
- (dwarfout_begin_function): In code that computes offset of frame
- pointer, change 4 to UNITS_PER_WORD.
+2004-02-05 David Edelsohn <edelsohn@gnu.org>
- * combine.c (undo_all): Clear previous_undos field.
+ * reload.c (refers_to_regno_for_reload_p): Index hard_regno_nregs
+ with inner_regno, not regno.
+ * rtlanal.c (refers_to_regno_p): Same.
-Mon Jul 22 19:10:45 1996 Ian Lance Taylor <ian@cygnus.com>
+2004-02-05 Kazu Hirata <kazu@cs.umass.edu>
- * configure: Don't change target_alias to target in Makefile.
+ * config.gcc: Remove i370 support.
-Sat Jul 20 09:28:38 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+2004-02-05 Kelley Cook <kcook@gcc.gnu.org>
- * dwarfout.c (output_bound_representation): Treat default case
- as variable bounds, then look inside for SAVE_EXPR.
+ * doc/install.texi: Update automake and autoconf version
+ requirements. Note where to find gcj automake version.
- * mips.h (INITIALIZE_TRAMPOLINE): Use `_flush_cache'; flush data
- cache too.
+2004-02-05 Kelley Cook <kcook@gcc.gnu.org>
-Sat Jul 20 09:24:13 1996 Marco Walther (Marco.Walther@mch.sni.de).
+ * Makefile.in (generate-manpages): Move dependencies to ...
+ (man): here.
+ * doc/makefile.texi: Document new targets.
+ * doc/sourcebuild.texi (Make-lang.in): Document new langhooks.
- * configure (mips-sni-sysv4): New target.
- * mips/sni-gas.h, mips/sni-svr4.h, mips/x-sni-svr4: New files.
+2004-02-05 Kelley Cook <kcook@gcc.gnu.org>
-Fri Jul 19 17:44:13 1996 Stan Coxs <coxs@dg-rtp.dg.com>
+ PR/13485
+ Makefile.in (srcextra): Add a level of indirection to ...
+ (gcc.srcextra): ... here.
+ (po-generated): Delete.
+ (po/$(PACKAGE).pot: Use srcextra instead of po-generated. Depend on
+ options.c.
+ (start.encap): Remove superfluous lang.srcextra dependency.
+ objc/Make-lang.in (po-generated): Delete.
- * i386.md: (leave): Clobbers esp and ebp.
+2004-02-05 Kazu Hirata <kazu@cs.umass.edu>
- * i386.h: (TARGET_USE_Q_REG): Support inline strlen on PentiumPro
+ * config/ia64/ia64.c (REG_GP): Remove.
-Fri Jul 19 15:56:18 1996 Ian Lance Taylor <ian@cygnus.com>
+2004-02-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
- * m68k/t-m68kbare (MULTILIB_OPTIONS): Add m5200.
- (MULTILIB_EXCEPTIONS): Define.
- * m68k/lb1sf68.asm: Add MCF5200 support.
- * m68k.md (adddi_sexthishl32): Set condition to !TARGET_5200.
- (subdi_sexthishl32, ashrdi3, ashrhi3): Likewise.
- (negdi2): Change into define_expand.
- (negdi2_internal): Rename from old negdi2; condition now !TARGET_5200.
- (negdi2_5200): New insn.
- * m68k.c (output_function_prologue): Don't use add.w if TARGET_5200.
- (output_function_epilogue): Likewise.
+ * config/mips/iris5gas.h (PREFERRED_DEBUGGING_TYPE): Define.
- * m68k.md (movqi): Remove complex cases which move between address reg
- and memory; rely on secondary reloads instead.
+2004-02-05 Devang Patel <dpatel@apple.com>
-Fri Jul 19 12:22:50 1996 Brendan Kehoe <brendan@lisa.cygnus.com>
+ * dwarf2out.c (force_type_die): Look up input type itself
+ instead of root_type() of type.
- * fixproto (std_files): Add utime.h.
+2004-02-05 Andreas Krebbel <krebbel1@de.ibm.com>
-Fri Jul 19 10:59:46 1996 Jeffrey A Law (law@cygnus.com)
+ * config/s390/s390.md ("*tmqidi_ext"): New insn.
+ ("*extendqidi2_short_displ", "*extendsiqi2_short_displ"): Old
+ pre-reload splitters are transformed to post-reload
+ define_insn_and_split patterns.
+ ("*tmqisi_ext"): Renamed old "*tmqi_ext".
+
+2004-02-05 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/cris/cris.h: Replace PROMOTE_PROTOTYPES with
+ TARGET_PROMOTE_PROTOTYPES.
+
+2004-02-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ PR middle-end/13750
+ Revert:
+ 2004-01-15 Geoffrey Keating <geoffk@apple.com>
+ PR pch/13361
+ * c-typeck.c (constructor_asmspec): Delete.
+ (struct initializer_stack): Delete field 'asmspec'.
+ (start_init): Delete saving of asmspec.
+ (finish_init): Don't update constructor_asmspec.
+ * dwarf2out.c (rtl_for_decl_location): Duplicate string from tree.
+ * stmt.c (expand_asm): Duplicate strings from tree.
+ (expand_asm_operands): Likewise.
+ * tree.c (tree_size): Update computation of size of STRING_CST.
+ (make_node): Don't make STRING_CST nodes.
+ (build_string): Allocate string with tree node.
+ * tree.def (STRING_CST): Update comment.
+ * tree.h (TREE_STRING_POINTER): Adjust for change to STRING_CST.
+ (tree_string): Place contents of string in tree node.
+ * config/sh/sh.c (sh_handle_sp_switch_attribute): Duplicate string
+ from tree.
- * m68k/m68kemb.h: Remove '\' at EOF.
+2004-02-05 Joseph S. Myers <jsm@polyomino.org.uk>
-Fri Jul 19 09:59:00 1996 Joel Sherrill <joel@OARcorp.com>
+ * diagnostic.h (DEFINE_DIAGNOSTIC_KIND): Change parameter M to
+ msgid.
- * m68k/coff.h (STARTFILE_SPEC): Add #undef before definition.
+2004-02-05 Dorit Naishlos <dorit@il.ibm.com>
-Fri Jul 19 09:44:45 1996 J.T. Conklin <jtc@rtl.cygnus.com>
+ * config/rs6000/altivec.md (*movv4si_internal): At least one
+ operand must be altivec_register_operand.
+ (*movv8hi_internal1): Likewise.
+ (*movv16qi_internal1): Likewise.
+ (*movv4sf_internal1): Likewise.
- * m68k.h (LEGITIMATE_INDEX_P): Coldfire does not have scale
- by 8 addressing modes.
+2004-02-05 David Edelsohn <edelsohn@gnu.org>
- * m68k-none.h: Use MASK_* macros instead of explicit constants.
+ * configure.ac (gcc_cv_as_powerpc_mfcrf): Correct test for mfcr.
+ * configure: Regenerate.
-Fri Jul 19 09:08:53 1996 Philippe De Muyter <phdm@info.ucl.ac.be>
+2004-02-05 Jonathan Wakely <redi@gcc.gnu.org>
- * m68k.md (negdi2): Undo last change: don't apply neg to address regs.
+ * doc/install.texi: Update description of --gxx-include-dir to
+ give correct default value.
-Fri Jul 19 09:03:01 1996 Robert Wilhelm (rwilhelm@Physik.TU-Muenchen.DE)
+2004-02-05 Kazu Hirata <kazu@cs.umass.edu>
- * toplev.c (main): Correct typo in error message.
+ * config/h8300/h8300.h (REG_OK_FOR_BASE_NONSTRICT_P): Replace
+ 8 with MAC_REG.
-Thu Jul 18 20:29:33 1996 Jim Wilson <wilson@cygnus.com>
+2004-02-05 Kazu Hirata <kazu@cs.umass.edu>
- * Makefile.in (OBJS): Add dwarf2out.o.
- (dwarf2out.o): New rule.
- * dwarf2.h, dwarf2out.c: New files.
- * dwarfout.c: Check DWARF_VERSION macro.
+ * config/pa/pa.c (emit_hpdiv_const): Replace gen_rtx with
+ gen_rtx_PARALLEL.
- * mips/iris6.h (DWARF_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE):
- Move after header files are included.
- (iris5.h): Include instead of iris5gas.h.
- (MACHINE_TYPE): Change 5.x to 6.x.
- (DEBUG_SECTION, LINE_SECTION): Add debug_ to name, fix attributes.
- (SFNAMES_SECTION, SRCINFO_SECTION, MACINFO_SECTION, PUBNAMES_SECTION,
- ARANGES_SECTION): Fix attributes.
- (DWARF_VERSION, MIPS_DEBUGGING_INFO, ASM_DECLARE_FUNCTION_NAME,
- ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED,
- FRAME_SECTION, ABBREV_SECTION): Define.
- (DBX_DEBUGGING_INFO, SDB_DEBUGGING_INFO, MIPS_DEBUGGING_INFO,
- DWARF_DEBUGGING_INFO, PREFERRED_DEBUGGING_INFO): Delete undefs at
- end of file.
- * mips.c (function_{pro,epi}logue): Use FUNCTION_NAME_ALREADY_DECLARED.
+2004-02-05 Kazu Hirata <kazu@cs.umass.edu>
-Thu Jul 18 19:24:19 1996 David Mosberger-Tang <davidm@azstarnet.com>
+ * emit-rtl.c: Update the comment about the file.
+
+2004-02-05 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * sourcebuild.texi (Test Idioms): Update testcase naming
+ conventions.
+
+2004-02-04 Per Bothner <per@bothner.com>
+
+ Partially revert/redo 2003-10-01 change; fix -fworking-directory.
+ * c-ppoutput.c (pp_dir_change): New function.
+ * c-common.h (pp_dir_change): New declaration.
+ * cpplib.h (struct cpp_options): Remove working_directory field.
+ * cppinit.c (cpp_find_main_file, cpp_push_main_file): Merge back to
+ (cpp_read_main_file): as before 10-01. Call _cpp_stack_file.
+ Don't handle -fworking_directory here, but in c_common_post_options.
+ (read_original_directory): Don't back up when done.
+ Don't clear no-longer used working_directory flag.
+ * cpplib.h: Update declarations to match.
+ * c-lex.c (cb_dir_change): Move to c-opts.c.
+ (init_c_lex): Don't set dir_change callback here, since we want
+ to set it even if flag_preprocess_only.
+ * c-opts.c (cb_dir_change): Function moved from c-lex.c.
+ (c_common_post_options): Set dir_change callback.
+ Call pp_dir_change if approporiate.
+ (finish_options): Don't call cpp_find_main_file here. Hence remove
+ unneeded parameter and result. Do LC_RENAME for <built-in>.
+ (c_common_post_options): Call cpp_read_main_file here instead.
+ (c_common_init): Update accordingly.
+ (push_command_line_include): Don't cpp_push_main_file.
+ Do LC_RENAME rather than LC_LEASE to get back to main file.
+ Compared to pre-10-01 version, inline cpp_rename_to_main_file.
+ (c_common_parse_file): Call cpp_read_main_file for subsequent main
+ files, but call finish_options for all files.
+ * c-opts.c (sanitize_cpp_opts): Don't set cpp_opts->working_directory.
+ * fix-header.c (read_scan_file): Call cpp_read_main_file instead of
+ cpp_find_main_file + cpp_push_main_file.
+ * c-lex.c (fe_file_change): Don't set main_input_filename here.
+ * opts.c (handle_options): Only set main_input_filename first time.
+
+2004-02-05 Ian Lance Taylor <ian@wasabisystems.com>
+
+ * config/arm/arm.h (REG_CLASS_NAMES): Add missing comma.
+
+2004-02-04 Geoffrey Keating <geoffk@apple.com>
+
+ * reload.c (find_equiv_reg): When checking for register overlap,
+ don't index hard_regno_nregs with a pseudo-reg.
+
+2004-02-04 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.c (s390_trampoline_template): Remove gen_rtx().
+
+2004-02-04 David Edelsohn <edelsohn@gnu.org>
+
+ * reload.c (refers_to_regno_for_reload_p): Test regno, not inner_regno,
+ against FIRST_PSEUDO_REGISTER.
+
+2004-02-04 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ * Makefile.in: Move target, host overrides after per-language
+ fragments.
+
+ * config/mips/t-iris5-as (FORCE_DEBUG_ADAFLAGS): Clear.
+ (GNATLIBCFLAGS): Remove -g.
+
+2004-02-04 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/alpha/alpha.c, config/arc/arc.c, config/avr/avr.c,
+ config/i386/i386.c, config/i386/i386.h, config/i386/i386.md,
+ config/ia64/ia64.c, config/ia64/unwind-ia64.c,
+ config/m32r/m32r.c, config/ns32k/ns32k.c, config/pa/pa.c,
+ config/pdp11/pdp11.c, config/rs6000/rs6000.c,
+ config/sparc/sparc.c, config/vax/vax.c: Revert the
+ replacements of "FALLTHRU" with "Fall through" done in the
+ previous patch.
- * alpha/elf.h (INT_ASM_OP): Change from ".long" to ".quad".
+2004-02-04 Kazu Hirata <kazu@cs.umass.edu>
-Thu Jul 18 19:20:58 1996 Ulrich Drepper <drepper@myware.rz.uni-karlsruhe.de>
+ * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
+ config/arm/arm.c, config/arm/arm.md,
+ config/cris/cris-protos.h, config/fr30/fr30.c,
+ config/fr30/fr30.h, config/h8300/h8300.c, config/i386/i386.h,
+ config/i860/i860.c, config/i860/i860.h, config/ia64/ia64-c.c,
+ config/ia64/ia64.c, config/ia64/ia64.h, config/ip2k/ip2k.h,
+ config/ip2k/ip2k.md, config/ip2k/libgcc.S,
+ config/m32r/linux.h, config/m32r/m32r.c, config/m32r/m32r.h,
+ config/m68k/m68k.c, config/m68k/netbsd-elf.h,
+ config/mips/mips.c, config/mmix/mmix.c, config/mmix/mmix.md,
+ config/ns32k/netbsd.h, config/ns32k/ns32k.c,
+ config/ns32k/ns32k.h, config/pdp11/pdp11.h,
+ config/rs6000/darwin-ldouble.c, config/s390/s390.h,
+ config/s390/s390.md, config/sparc/netbsd-elf.h,
+ config/sparc/openbsd.h, config/sparc/sparc.c,
+ config/xtensa/lib2funcs.S: Fix comment formatting.
+
+2004-02-04 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/alpha/alpha.c, config/arc/arc.c,
+ config/arm/arm-cores.def, config/arm/arm.c, config/arm/arm.h,
+ config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
+ config/arm/arm926ejs.md, config/arm/vfp.md, config/avr/avr.c,
+ config/c4x/c4x.c, config/cris/cris.c, config/frv/frv.md,
+ config/i386/i386.c, config/i386/i386.h, config/i386/i386.md,
+ config/ia64/ia64.c, config/ia64/unwind-ia64.c,
+ config/iq2000/iq2000.c, config/m32r/m32r.c,
+ config/mips/mips.c, config/mmix/mmix.c, config/mmix/mmix.h,
+ config/ns32k/ns32k.c, config/pa/pa.c, config/pdp11/pdp11.c,
+ config/rs6000/darwin-ldouble.c, config/rs6000/rs6000.c,
+ config/rs6000/rs6000.h, config/sparc/sparc.c,
+ config/vax/vax.c: Fix comment typos. Follow spelling
+ conventions.
+
+2004-02-04 Kazu Hirata <kazu@cs.umass.edu>
+
+ * alloc-pool.h, c-convert.c, c-lang.c, c-tree.h,
+ caller-save.c, df.h, genconfig.c, global.c, lcm.c,
+ ra-rewrite.c, ra.c, regclass.c, regs.h, resource.c,
+ sched-rgn.c, config/arm/aof.h, config/arm/cirrus.md,
+ config/arm/fpa.md, config/arm/iwmmxt.md,
+ config/arm/netbsd-elf.h, config/arm/netbsd.h,
+ config/m68hc11/m68hc11.md, config/mips/iris5.h,
+ config/mn10300/mn10300.md, config/rs6000/altivec.md,
+ config/sparc/netbsd-elf.h: Update copyright.
+
+2004-02-04 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * config/sparc/sparc.c (function_arg_pass_by_reference): Return 1
+ for all modes whose size is greater than 8 bytes if ARCH32.
+ (sparc_va_arg): Handle all modes whose size is greater than 8 bytes
+ by reference if ARCH32.
+
+2004-02-04 Aldy Hernandez <aldyh@redhat.com>
+
+ * cgraphunit.c (cgraph_postorder): Fix typo in comment.
+
+2004-02-04 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.md ("*la_64" + peepholes, "reload_indi"): Move
+ to before adddi3 insn patterns.
+ ("*la_31" + peepholes, "*la_31_and", "*la_31_and_cc", "force_la_31",
+ "reload_insi"): Move to before addsi3 insn patterns.
+
+2004-02-04 Mark Mitchell <mark@codesourcery.com>
+
+ * calls.c (initialize_argument_information): Add CALL_FROM_THUNK_P
+ parameter. Use it instead of current_function_is_thunk.
+ * function.h (struct function): Update documentation for is_thunk.
+ * tree.h (CALL_FROM_THUNK_P): New macro.
+ * config/alpha/alpha.c (alpha_sa_mask): Do not check
+ no_new_pseudos when testing current_function_is_thunk.
+ * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likeiwse.
+
+2004-02-04 Kazu Hirata <kazu@cs.umass.edu>
+
+ * doc/tm.texi: Replace SETUP_INCOMING_VARARGS with
+ TARGET_SETUP_INCOMING_VARARGS.
+
+2004-02-04 Kazu Hirata <kazu@cs.umass.edu>
+
+ * emit-rtl.c (gen_rtx): Remove.
+ * genattrtab.c: Don't mention gen_rtx in a comment.
+ * rtl.h: Remove the prototype for gen_rtx.
+ * doc/md.texi: Replace gen_rtx with gen_rtx_REG.
+
+2004-02-04 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/arc/arc.h, config/fr30/fr30.h
+ (SETUP_INCOMING_VARARGS): Remove the target-independent
+ comments.
+ * doc/tm.texi: Don't mention deprecated target macros.
+
+2004-02-04 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/fr30/fr30.h (FUNCTION_VALUE): Remove the
+ target-independent comment.
+
+2004-02-04 Kazu Hirata <kazu@cs.umass.edu>
+
+ * doc/interface.texi, doc/tm.texi, doc/trouble.texi: Don't
+ mention deprecated target macros.
+
+2004-02-04 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config.gcc: Remove obsolete ports and configurations.
+ * config/linux-aout.h, config/netware.h,
+ config/t-linux-gnulibc1, config/d30v/abi,
+ config/d30v/d30v-protos.h, config/d30v/d30v.c,
+ config/d30v/d30v.h, config/d30v/d30v.md,
+ config/d30v/libgcc1.asm, config/d30v/t-d30v,
+ config/dsp16xx/dsp16xx-modes.def,
+ config/dsp16xx/dsp16xx-protos.h, config/dsp16xx/dsp16xx.c,
+ config/dsp16xx/dsp16xx.h, config/dsp16xx/dsp16xx.md,
+ config/i370/README, config/i370/i370-c.c,
+ config/i370/i370-protos.h, config/i370/i370.c,
+ config/i370/i370.h, config/i370/i370.md, config/i370/linux.h,
+ config/i370/mvs.h, config/i370/oe.h, config/i370/t-i370,
+ config/i386/freebsd-aout.h, config/i386/linux-aout.h,
+ config/i386/moss.h, config/i386/netware.h,
+ config/i386/svr3.ifile, config/i386/svr3dbx.h,
+ config/i386/svr3gas.h, config/i386/svr3z.ifile,
+ config/i386/t-udk, config/i386/udk.h, config/i386/vsta.h,
+ config/i960/i960-c.c, config/i960/i960-coff.h,
+ config/i960/i960-modes.def, config/i960/i960-protos.h,
+ config/i960/i960.c, config/i960/i960.h, config/i960/i960.md,
+ config/i960/rtems.h, config/i960/t-960bare,
+ config/m68k/hp310.h, config/m68k/hp320.h,
+ config/m68k/hp320base.h, config/m68k/m68kv4.h,
+ config/m68k/netbsd.h, config/m68k/sgs.h, config/m68k/t-hp320:
+ Remove.
+ * doc/extend.texi, doc/install.texi, doc/invoke.texi,
+ doc/md.texi: Remove mentions of obsolete ports.
+
+2004-02-04 Jan Hubicka <jh@suse.cz>
+
+ * alias.c (find_base_term, get_addr): Do not dereference NULL
+ pointer when all VALUE's locations has been invalidated.
+ (rtx_equal_for_memref_p): Simplify checking of VALUEs.
+
+2004-02-03 Wolfgang Bangerth <bangerth@dealii.org>
+
+ * doc/invoke.texi (x86 options): Fix spelling/wording.
+
+2004-02-03 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/iris5.h (ASM_OUTPUT_ASCII): Use mips_output_ascii to
+ put the original string in a comment.
+ * config/mips/mips-protos.h (mips_output_ascii): Add prefix argument.
+ * config/mips/mips.c (mips_output_ascii): Likewise.
+ * config/mips/mips.h (ASM_OUTPUT_ASCII): Adjust accordingly.
+
+2004-02-03 Kazu Hirata <kazu@cs.umass.edu>
+
+ * system.h (GIV_SORT_CRITERION): Poison.
+ * config/avr/avr.h (GIV_SORT_CRITERION): Remove.
+ * config/ip2k/ip2k.h (GIV_SORT_CRITERION): Likewise.
+
+2004-02-03 Roger Sayle <roger@eyesopen.com>
+
+ PR target/9348
+ * expr.c (expand_expr_real) <MULT_EXPR>: When performing widening
+ multiplies with a multiplication of the wrong signedness, its the
+ signedness of the multiplication that we've performed that needs to
+ be passed to expand_mult_highpart_adjust. Avoid emitting a nop-move
+ if expand_mult_highpart_adjust places the result in target.
+
+2004-02-03 Richard Henderson <rth@redhat.com>
+
+ * varasm.c (const_desc_rtx_sym_eq): Compare symbol strings.
+
+2004-02-03 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * config.gcc (sh[234]l): Use little endian fragments.
+
+2004-02-03 Paul Koning <pkoning@equallogic.com>
+
+ * config/pdp11/pdp11-modes.def: Add RESET_FLOAT_FORMAT calls.
+ * config/pdp11/pdp11-protos.h (legitimate_const_double_p): Add.
+ * config/pdp11/pdp11.c (encode_pdp11_f, decode_pdp11_f,
+ encode_pdp11_d, decode_pdp11_d): New functions to handle PDP11
+ floating point format.
+ (pdp11_f_format, pdp11_d_format): New real_format descriptors for
+ the above functions.
+ (output_move_quad): Output float values in correct target format.
+ (legitimate_const_double_p): New function.
+ * config/pdp11/pdp11.h: Fix typos.
+ (FLOAT_WORDS_BIG_ENDIAN): Add definition.
+ (TARGET_FLOAT_FORMAT): Ditto.
+ (pdp11_f_format, pdp11_d_format): Add external declarations.
+ (MAX_REGS_PER_ADDRESS): Corrected.
+ (LEGITIMATE_CONSTANT_P): Use legitimate_const_double_p().
+ (PRINT_OPERAND): Output float literals in target format.
+
+2004-02-03 Mark Mitchell <mark@codesourcery.com>
+
+ PR c++/13975
+ * tree.h (enum tree_index): Add TI_PUBLIC, TI_PROTECTED, and
+ TI_PRIVATE.
+ (access_public_node): Redefine.
+ (access_protected_node): Likewise.
+ (access_private_node): Likewise.
+ * tree.c (build_common_tree_nodes): Create access_public_node,
+ access_protected_node, and access_private_node.
+
+2004-02-03 Steve Ellcey <sje@cup.hp.com>
+
+ * config/ia64/ia64.h (MASK_INLINE_INT_DIV_LAT): Change value.
+ (MASK_INLINE_INT_DIV_THR): Ditto.
+ (MASK_INLINE_SQRT_LAT): Ditto.
+ (MASK_INLINE_SQRT_THR): Ditto.
+ (MASK_DWARF2_ASM): Ditto.
+ (MASK_EARLY_STOP_BITS): Ditto.
+
+2004-02-02 Paul Brook <paul@codesourcery.com>
+
+ Merge from csl-arm-branch.
+
+ 2004-01-30 Paul Brook <paul@codesourcery.com>
+
+ * aof.h (REGISTER_NAMES): Add vfp reg names
+ (ADDITIONAL_REGISTER_NAMES): Ditto.
+ * aout.h (REGISTER_NAMES): Ditto.
+ (ADDITIONAL_REGISTER_NAMES): Ditto.
+ * arm-protos.h: Update/Add Prototypes.
+ * arm.c (init_fp_table): Rename from init_fpa_table. Update users.
+ Only allow 0.0 for VFP.
+ (fp_consts_inited): Rename from fpa_consts_inited. Update users.
+ (values_fp): Rename from values_fpa. Update Users.
+ (arm_const_double_rtx): Rename from const_double_rtx_ok_for_fpa.
+ Update users. Only check valid constants for this hardware.
+ (arm_float_rhs_operand): Rename from fpa_rhs_operand. Update Users.
+ Only allow consts for FPA.
+ (arm_float_add_operand): Rename from fpa_add_operand. Update users.
+ Only allow consts for FPA.
+ (use_return_insn): Check for saved VFP regs.
+ (arm_legitimate_address_p): Handle VFP DFmode addressing.
+ (arm_legitimize_address): Ditto.
+ (arm_general_register_operand): New function.
+ (vfp_mem_operand): New function.
+ (vfp_compare_operand): New function.
+ (vfp_secondary_reload_class): New function.
+ (arm_float_compare_operand): New function.
+ (vfp_print_multi): New function.
+ (vfp_output_fstmx): New function.
+ (vfp_emit_fstm): New function.
+ (arm_output_epilogue): Output VPF reg restore code.
+ (arm_expand_prologue): Output VFP reg save code.
+ (arm_print_operand): Add 'P'.
+ (arm_hard_regno_mode_ok): Return modes for VFP regs.
+ (arm_regno_class): Return classes for VFP regs.
+ (arm_compute_initial_elimination_offset): Include space for VFP regs.
+ (arm_get_frame_size): Ditto.
+ * arm.h (FIXED_REGISTERS): Add VFP regs.
+ (CALL_USED_REGISTERS): Ditto.
+ (CONDITIONAL_REGISTER_USAGE): Enable VFP regs.
+ (FIRST_VFP_REGNUM): Define.
+ (LAST_VFP_REGNUM): Define.
+ (IS_VFP_REGNUM): Define.
+ (FIRST_PSEUDO_REGISTER): Include VFP regs.
+ (HARD_REGNO_NREGS): Handle VFP regs.
+ (REG_ALLOC_ORDER): Add VFP regs.
+ (enum reg_class): Add VFP_REGS.
+ (REG_CLASS_NAMES): Ditto.
+ (REG_CLASS_CONTENTS): Ditto.
+ (CANNOT_CHANGE_MODE_CLASS) Handle VFP Regs.
+ (REG_CLASS_FROM_LETTER): Add 'w'.
+ (EXTRA_CONSTRAINT_ARM): Add 'U'.
+ (EXTRA_MEMORY_CONSTRAINT): Define.
+ (SECONDARY_OUTPUT_RELOAD_CLASS): Handle VFP regs.
+ (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
+ (REGISTER_MOVE_COST): Ditto.
+ (PREDICATE_CODES): Add arm_general_register_operand,
+ arm_float_compare_operand and vfp_compare_operand.
+ * arm.md (various): Rename as above.
+ (divsf3): Enable when TARGET_VFP.
+ (divdf3): Ditto.
+ (movdfcc): Ditto.
+ (sqrtsf2): Ditto.
+ (sqrtdf2): Ditto.
+ (arm_movdi): Disable when TARGET_VFP.
+ (arm_movsi_insn): Ditto.
+ (movsi): Only split with general regs.
+ (cmpsf): Use arm_float_compare_operand.
+ (push_fp_multi): Restrict to TARGET_FPA.
+ (vfp.md): Include.
+ * vfp.md: New file.
+ * fpa.md (various): Rename as above.
+ * doc/md.texi: Document ARM w and U constraints.
+
+ 2004-01-15 Paul Brook <paul@codesourcery.com>
+
+ * config.gcc: Add with_fpu. Allow with-float=softfp.
+ * config/arm/arm.c (arm_override_options): Rename *-s to *s.
+ Break out of loop when we find a float-abi. Fix typo.
+ * config/arm/arm.h (OPTION_DEFAULT_SPECS): Add "fpu".
+ Set -mfloat-abi=.
+ * doc/install.texi: Document --with-fpu.
+
+ 2003-01-14 Paul Brook <paul@codesourcery.com>
+
+ * config.gcc (with_arch): Add armv6.
+ * config/arm/arm.h: Rename TARGET_CPU_*_s to TARGET_CPU_*s.
+ * config/arm/arm.c (arm_overrride_options): Ditto.
+
+ 2004-01-08 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm.c (FL_ARCH3M): Renamed from FL_FAST_MULT.
+ (FL_ARCH6): Renamed from FL_ARCH6J.
+ (arm_arch3m): Renamed from arm_fast_multiply.
+ (arm_arch6): Renamed from arm_arch6j.
+ * arm.h: Update all uses of above.
+ * arm-cores.def: Likewise.
+ * arm.md: Likewise.
+
+ * arm.h (CPP_CPU_ARCH_SPEC): Emit __ARM_ARCH_6J__ define for armV6j,
+ not arm6j. Add entry for arch armv6.
+
+ 2004-01-07 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm.c (arm_emit_extendsi): Delete.
+ * arm-protos.h (arm_emit_extendsi): Delete.
+ * arm.md (zero_extendhisi2): Also handle zero-extension of
+ non-subregs.
+ (zero_extendqisi2, extendhisi2, extendqisi2): Likewise.
+ (thumb_zero_extendhisi2): Only match if not v6.
+ (arm_zero_extendhisi2, thumb_zero_extendqisi2, arm_zero_extendqisi2)
+ (thumb_extendhisi2, arm_extendhisi2, arm_extendqisi)
+ (thumb_extendqisi2): Likewise.
+ (thumb_zero_extendhisi2_v6, arm_zero_extendhisi2_v6): New patterns.
+ (thumb_zero_extendqisi2_v6, arm_zero_extendqisi2_v6): New patterns.
+ (thumb_extendhisi2_insn_v6, arm_extendhisi2_v6): New patterns.
+ (thumb_extendqisi2_v6, arm_extendqisi_v6): New patterns.
+ (arm_zero_extendhisi2_reg, arm_zero_extendqisi2_reg): Delete.
+ (arm_extendhisi2_reg, arm_extendqisi2_reg): Delete.
+ (arm_zero_extendhisi2addsi): Remove subreg. Add attributes.
+ (arm_zero_extendqisi2addsi, arm_extendhisi2addsi): Likewise.
+ (arm_extendqisi2addsi): Likewise.
+
+ 2003-12-31 Mark Mitchell <mark@codesourcery.com>
+
+ Revert this change:
+ * config/arm/arm.h (THUMB_LEGTITIMIZE_RELOAD_ADDRESS): Reload REG
+ + REG addressing modes.
+
+ * config/arm/arm.h (THUMB_LEGTITIMIZE_RELOAD_ADDRESS): Reload REG
+ + REG addressing modes.
+
+ 2003-12-30 Mark Mitchell <mark@codesourcery.com>
+
+ * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept
+ CONSTANT_P_RTX.
+
+ 2003-30-12 Paul Brook <paul@codesourcery.com>
+
+ * longlong.h: protect arm inlines with !defined (__thumb__)
+
+ 2003-30-12 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Always define __arm__.
+
+ 2003-12-30 Nathan Sidwell <nathan@codesourcery.com>
+
+ * builtins.c (expand_builtin_apply_args_1): Fix typo in previous
+ change.
- * stddef.h: Undefine __need_wint_t.
+ 2003-12-29 Nathan Sidwell <nathan@codesourcery.com>
+
+ * builtins.c (expand_builtin_apply_args_1): Add pretend args size
+ to the virtual incoming args pointer for downward stacks.
+
+ 2003-12-29 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm-cores.def: Add cost function.
+ * config/arm/arm.c (arm_*_rtx_costs): New functions.
+ (arm_rtx_costs): Remove
+ (struct processors): Add rtx_costs field.
+ (all_cores, all_architectures): Ditto.
+ (arm_override_options): Set targetm.rtx_costs.
+ (thumb_rtx_costs): New function.
+ (arm_rtx_costs_1): Remove cases handled elsewhere.
+ * config/arm/arm.h (processor_type): Add COSTS parameter.
+
+ 2003-12-29 Nathan Sidwell <nathan@codesourcery.com>
+
+ * config/arm/arm.md (generic_sched): arm926 has its own scheduler.
+ (arm926ejs.md): Include it.
+ * config/arm/arm926ejs.md: New pipeline description.
+
+ 2003-12-24 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.c (arm_arch6j): New variable.
+ (arm_override_options): Set it.
+ (arm_emit_extendsi): New function.
+ * config/arm/arm-protos.h (arm_emit_extendsi): Add prototype.
+ * config/arm/arm.h (arm_arch6j): Declare.
+ * config/arm/arm.md: Add sign/zero extend insns.
+
+ 2003-12-23 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.c (all_architectures): Add armv6.
+ * doc/invoke.texi: Document it.
+
+ 2003-12-19 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.md: Add load1 and load_byte "type" attrs. Modify
+ insn patterns to match.
+ * config/arm/arm-generic.md: Ditto.
+ * config/arm/cirrus.md: Ditto.
+ * config/arm/fpa.md: Ditto.
+ * config/amm/iwmmxt.md: Ditto.
+ * config/arm/arm1026ejs.md: Ditto.
+ * config/arm/arm1135jfs.md: Ditto. Add insn_reservation and bypasses
+ for 11_loadb.
+
+ 2003-12-18 Nathan Sidwell <nathan@codesourcery.com>
+
+ * config/arm/arm-protos.h (arm_no_early_alu_shift_value_dep): Declare.
+ * config/arm/arm.c (arm_adjust_cost): Check shift cost for
+ TYPE_ALU_SHIFT and TYPE_ALU_SHIFT_REG.
+ (arm_no_early_store_addr_dep, arm_no_early_alu_shift_dep,
+ arm_no_early_mul_dep): Correctly deal with conditional execution,
+ parallels and single shift operations.
+ (arm_no_early_alu_shift_value_dep): Define.
+ * arm.md (attr type): Replace 'normal' with 'alu',
+ 'alu_shift' and 'alu_shift_reg'.
+ (attr core_cycles): Adjust.
+ (*addsi3_carryin_shift, andsi_not_shiftsi_si, *arm_shiftsi3,
+ *shiftsi3_compare0, *notsi_shiftsi, *notsi_shiftsi_compare0,
+ *not_shiftsi_compare0_scratch, *cmpsi_shiftsi, *cmpsi_shiftsi_swp,
+ *cmpsi_neg_shiftsi, *arith_shiftsi, *arith_shiftsi_compare0,
+ *arith_shiftsi_compare0_scratch, *sub_shiftsi,
+ *sub_shiftsi_compare0, *sub_shiftsi_compare0_scratch,
+ *if_shift_move, *if_move_shift, *if_shift_shift): Set type
+ attribute appropriately.
+ * config/arm/arm1026ejs.md (alu_op): Adjust.
+ (alu_shift_op, alu_shift_reg_op): New.
+ * config/arm/arm1136.md: Add better bypasses for early
+ registers. Remove load[234] and store[234] bypasses.
+ (11_alu_op): Adjust.
+ (11_alu_shift_op, 11_alu_shift_reg_op): New.
+
+ 2003-12-15 Nathan Sidwell <nathan@codesourcery.com>
+
+ * config/arm/arm-protos.h (arm_no_early_store_addr_dep,
+ arm_no_early_alu_shift_dep, arm_no_early_mul_dep): Declare.
+ * config/arm/arm.c (arm_no_early_store_addr_dep,
+ arm_no_early_alu_shift_dep, arm_no_early_mul_dep): Define.
+ * config/arm/arm1026ejs.md: Add load-store bypass.
+ * config/arm/arm1136jfs.md (11_alu_op): Take 2 cycles.
+ Add bypasses between instructions.
+
+ 2003-12-10 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.c (arm_fpu_model): New variable.
+ (arm_fload_abi): New variable.
+ (target_fpe_name): Rename from target_fp_name.
+ (target_fpu_name): New variable.
+ (arm_is_cirrus): Remove.
+ (fpu_desc): New struct.
+ (all_fpus): Define.
+ (pf_model_for_fpu): Define.
+ (all_loat_abis): Define.
+ (arm_override_options): Set fp arch flags based on -mfpu=
+ and -float-abi=.
+ (FIRST_FPA_REGNUM): Rename from FIRST_ARM_FP_REGNUM.
+ (LAST_FPA_REGNUM): Rename from LAST_ARM_FP_REGNUM.
+ (*): Use new TARGET_* flags.
+ * config/arm/arm.h (TARGET_ANY_HARD_FLOAT): Remove.
+ (TARGET_HARD_FLOAT): No longer implies TARGET_FPA.
+ (TARGET_SOFT_FLOAT): Ditto.
+ (TARGET_SOFT_FLOAT_ABI): New.
+ (TARGET_MAVERICK): Rename from TARGET_CIRRUS. No longer implies
+ TARGET_HARD_FLOAT.
+ (TARGET_VFP): No longer implies TARGET_HARD_FLOAT.
+ (TARGET_OPTIONS): Add -mfpu=.
+ (FIRST_FPA_REGNUM): Rename from FIRST_ARM_FP_REGNUM.
+ (LAST_FPA_REGNUM): Rename from LAST_ARM_FP_REGNUM.
+ (arm_pf_model): Define.
+ (arm_float_abi_type): Define.
+ (fputype): Add FPUTYPE_VFP. Change SOFT_FPA->NONE
+ * config/arm/arm.md: Use new TARGET_* flags.
+ * config/arm/cirrus.md: Ditto.
+ * config/arm/fpa.md: Ditto.
+ * config/arm/elf.h (ASM_SPEC): Pass -mfloat-abi= and -mfpu=.
+ * config/arm/semi.h (ASM_SPEC): Ditto.
+ * config/arm/netbsd-elf.h (SUBTARGET_ASM_FLOAT_SPEC): Specify vfp.
+ (FPUTYPE_DEFAULT): Set to VFP.
+ * doc/invoke.texi: Document -mfpu= and -mfloat-abi=.
+
+ 2003-11-22 Phil Edwards <phil@codesourcery.com>
+
+ PR target/12476
+ * config/arm/arm.c (arm_output_mi_thunk): In Thumb mode, use
+ 'bx' instead of 'b' to avoid branch range restrictions. Output
+ the thunk immediately before the thunked-to function.
+ * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Do not emit
+ .thumb_func if a thunk is being generated. Emit .code 16 along
+ with .thumb_func if a thunk is not being generated.
+
+ 2003-11-15 Nicolas Pitre <nico@cam.org>
+
+ * config/arm/arm.md (ashldi3, arm_ashldi3_1bit, ashrdi3,
+ arm_ashrdi3_1bit, lshrdi3, arm_lshrdi3_1bit): New patterns.
+ * config/arm/iwmmxt.md (ashrdi3_iwmmxt): Renamed from ashrdi3.
+ (lshrdi3_iwmmxt): Renamed from lshrdi3.
+ * config/arm/arm.c (IWMMXT_BUILTIN2): Renamed argument accordingly.
+
+ 2003-11-12 Steve Woodford <scw@wasabisystems.com>
+ Ian Lance Taylor <ian@wasabisystems.com>
+
+ * config/arm/lib1funcs.asm (ARM_DIV_BODY, ARM_MOD_BODY): Add new
+ code for __ARM_ARCH__ >= 5 && ! defined (__OPTIMIZE_SIZE__).
+
+ 2003-11-05 Phil Edwards <phil@codesourcery.com>
+
+ * config/arm/arm.md (insn): Add new V6 instruction names.
+ (generic_sched): New attr.
+ * config/arm/arm-generic.md: Use generic_sched here.
+ * config/arm/arm1026ejs.md: Do not model fetch/issue/decode
+ stages of pipeline. Adjust latency counts accordingly.
+ * config/arm/arm1136jfs.md: New file.
+
+ 2003-10-28 Mark Mitchell <mark@codesourcery.com>
+
+ * config/arm/arm.h (processor_type): New enumeration type.
+ (CPP_ARCH_DEFAULT_SPEC): Set appropriately for ARM 926EJ-S,
+ ARM1026EJ-S, ARM1136J-S, and ARM1136JF-S processor cores.
+ (CPP_CPU_ARCH_SPEC): Likewise.
+ * config/arm/arm.c (arm_tune): New variable.
+ (all_cores): Use cores.def.
+ (all_architectures): Add representative processor.
+ (arm_override_options): Restructure way in which tuning
+ information is deduced.
+ * arm.md: Update "insn" and "type" attributes throughout.
+ (insn): New attribute.
+ (type): Compute "mult" from "insn" attribute. Add load2,
+ load3, load4 alternatives.
+ (arm automaton): Move to arm-generic.md.
+ * config/arm/arm-cores.def: New file.
+ * config/arm/arm-generic.md: Likewise.
+ * config/arm/arm1026ejs.md: Likewise.
+
+2004-02-03 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * doc/invoke.texi (SPARC options): Remove -mflat and
+ all -mxxx (xxx:chip) options.
+ * config/sparc/aout.h (DBX_REGISTER_NUMBER): Delete.
+ * config/sparc/litecoff.h (DBX_REGISTER_NUMBER): Likewise.
+ * config/sparc/netbsd-elf.h (DBX_REGISTER_NUMBER): Likewise.
+ * config/sparc/sol2.h (DBX_REGISTER_NUMBER): Likewise.
+ * config/sparc/sparc-protos.h: Delete sparc_flat_* prototypes.
+ * config/sparc/sparc.c: Likewise.
+ (sparc_output_function_prologue): Remove TARGET_FLAT handling.
+ (sparc_nonflat_function_prologue): Rename into sparc_function_prologue.
+ (sparc_output_function_epilogue): Remove TARGET_FLAT handling.
+ (sparc_nonflat_function_epilogue): Rename into sparc_function_epilogue.
+ (struct sparc_frame_info, current_frame_info, zero_frame_info): Delete.
+ (sparc_flat_must_save_register_p): Likewise.
+ (sparc_flat_compute_frame_size): Likewise.
+ (sparc_flat_save_restore): Likewise.
+ (sparc_flat_function_prologue): Likewise.
+ (sparc_flat_function_epilogue): Likewise.
+ (sparc_flat_epilogue_delay_slots): Likewise.
+ (sparc_flat_eligible_for_epilogue_delay): Likewise.
+ (sparc_function_ok_for_sibcall): Remove TARGET_FLAT handling.
+ * config/sparc/sparc.h (MASK_FLAT, TARGET_FLAT): Delete.
+ (TARGET_SWITCHES): Remove -mflat and all -mxxx (xxx:chip) options.
+ (SPARC_INCOMING_INT_ARG_FIRST): Remove TARGET_FLAT handling.
+ (CONDITIONAL_REGISTER_USAGE): Likewise.
+ (FRAME_POINTER_REQUIRED): Likewise.
+ (INITIAL_ELIMINATION_OFFSET): Likewise.
+ (BASE_RETURN_VALUE_REG): Likewise.
+ (BASE_OUTGOING_VALUE_REG): Likewise.
+ (BASE_PASSING_ARG_REG): Likewise.
+ (BASE_INCOMING_ARG_REG): Likewise.
+ (INCOMING_REGNO): Likewise.
+ (OUTGOING_REGNO): Likewise.
+ (LOCAL_REGNO): Likewise.
+ (DELAY_SLOTS_FOR_EPILOGUE): Likewise.
+ (ELIGIBLE_FOR_EPILOGUE_DELAY): Likewise.
+ (EPILOGUE_USES): Likewise.
+ * config/sparc/sparc.md ("isa" attribute): Change "v6" into "v7".
+ ("flat" attribute): Delete.
+ (do_builtin_setjmp_setup): Remove TARGET_FLAT and "flat" attribute
+ handling.
+ (call followed by jump define_peephole's): Delete.
+ (exception_receiver): Likewise.
+ (builtin_setjmp_receiver): Likewise.
+ * config/sparc/t-sparclite (MULTILIB_OPTIONS): Remove -mflat.
+
+2004-02-03 Paolo Bonzini <bonzini@gnu.org>
+
+ PR c/11658
+ PR c/13994
+ * Makefile.in (c-parse.o, c-convert.o, c-typeck.o): Depend
+ on langhooks.h.
+ * objc/Make-lang.in (objc-parse.o): Depend on langhooks.h.
+ * c-parse.in, c-convert.c, c-typeck.c, objc/objc-act.c:
+ Include langhooks.h. Replace c_common_truthvalue_conversion
+ with the truthvalue_conversion language hook throughout.
+ (expr_no_commas): Call default_conversion before save_expr
+ for the first term of the production 'x ? : y'.
+ * c-common.c (c_common_truthvalue_conversion): Remove
+ obsolete block. Invoke recursively the hook instead
+ of this function.
+ * c-convert.c (convert): handle ERROR_MARK_NODE.
+ * c-typeck.c (build_binary_op): handle ERROR_MARK_NODE
+ returned by the truthvalue_conversion language hook.
+ * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Use
+ c_objc_common_truthvalue_conversion.
+ * c-objc-common.c (c_objc_common_truthvalue_conversion):
+ New function.
+ * c-tree.h (c_objc_common_truthvalue_conversion): Declare it.
+ * objc/objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Use
+ c_objc_common_truthvalue_conversion.
+
+2004-02-03 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/c4x/c4x.h (FUNCTION_VALUE): Use gen_rtx_REG instead
+ of gen_rtx.
+ (LIBCALL_VALUE): Likewise.
+ * config/ip2k/ip2k.c (mdr_try_propagate_clr_sequence): Use
+ gen_rtx_CC0 instead of gen_rtx.
+ * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use
+ gen_rtx_fmt_e and gen_rtx_fmt_ee instead of gen_rtx.
+ (m68hc11_expand_compare): Use gen_rtx_fmt_ee instead of
+ gen_rtx.
+ (m68hc11_emit_logical): Likewise.
+
+2004-02-03 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/alpha/alpha.c, config/arm/arm.c, config/c4x/c4x.c,
+ config/fr30/fr30.md, config/frv/frv.c, config/frv/frv.md,
+ config/h8300/h8300.c, config/ia64/ia64.c, config/ip2k/ip2k.md,
+ config/m32r/m32r.md, config/m68hc11/m68hc11.c,
+ config/mips/mips.md, config/mmix/mmix.c,
+ config/mn10300/mn10300.c, config/mn10300/mn10300.md,
+ config/ns32k/ns32k.c, config/pa/pa.md, config/pdp11/pdp11.c,
+ config/rs6000/altivec.md, config/s390/s390.c,
+ config/s390/s390.h, config/s390/s390.md, config/sh/sh.c,
+ config/sh/sh.h, config/sh/sh.md, config/stormy16/stormy16.c:
+ Use const0_rtx instead of GEN_INT (0). Do the same for other
+ constants that are readily available.
+
+2004-02-03 Kazu Hirata <kazu@cs.umass.edu>
+
+ * doloop.c, optabs.c, regmove.c, sched-deps.c,
+ config/i386/i386.c, config/i386/i386.md: Use const0_rtx
+ instead of GEN_INT (0). Do the same for other constants that
+ are readily available.
+
+2004-02-03 Kazu Hirata <kazu@cs.umass.edu>
+
+ * combine.c (simplify_set): Use gen_rtx_fmt_e instead of
+ gen_rtx.
+ * emit-rtl.c (init_emit_once): Use gen_rtx_PC and gen_rtx_CC0
+ instead of gen_rtx.
+ * reload1.c (init_elim_table): Use gen_rtx_fmt_e instead of
+ gen_rtx.
+ * config/ns32k/ns32k.md (udivmodhi4): Use gen_rtx_IOR and
+ gen_rtx_ASHIFT instead of gen_rtx.
+ (udivmodqi4): Likewise.
+
+2004-02-02 Richard Henderson <rth@redhat.com>
+
+ PR target/13789
+ * expr.c (store_expr): Use force_operand before emit_move_insn.
+
+2004-02-02 Jeff Law <law@redhat.com>
+ Roger Sayle <roger@eyesopen.com>
+
+ * tree.c (commutative_tree_code, associative_tree_code): New
+ functions.
+ (iterative_hash_expr): Use commutative_tree_code.
+ * tree.h (commutative_tree_code, associative_tree_code): Declare.
+ * fold-const.c (operand_equal_p): Use commutative_tree_code
+ rather than inlining the commutativity check.
+ (fold): Likewise.
+
+2004-02-02 Kazu Hirata <kazu@cs.umass.edu>
+
+ * system.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Poison.
+ * config/frv/frv-protos.h: Remove the prototype for
+ frv_function_arg_keep_as_reference.
+ * config/frv/frv.c (frv_function_arg_keep_as_reference):
+ Remove.
+ * config/frv/frv.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Likewise.
+ * config/stormy16/stormy16.h: Remove the commented-out
+ definition of FUNCTION_ARG_KEEP_AS_REFERENCE.
+
+2004-02-03 Alan Modra <amodra@bigpond.net.au>
+
+ PR target/13914
+ * config/rs6000/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Use ap
+ for retaddr_column.
+
+2004-02-02 Kazu Hirata <kazu@cs.umass.edu>
+
+ * genemit.c (gen_exp): Generate gen_rtx_fmt_e* instead of
+ gen_rtx.
+
+2004-02-02 Eric Christopher <echristo@redhat.com>
+ Zack Weinberg <zack@codesourcery.com>
+
+ * c-opts.c (c_common_handle_option): Add -finput-charset.
+ * c.opt: Ditto.
+ * cppcharset.c (one_iso88591_to_utf8): Remove.
+ (convert_iso88591_utf8): Ditto.
+ (conversion_tab): Remove 8859-1 converter.
+ (_cpp_input_to_utf8): Remove.
+ (_cpp_init_iconv_buffer): Ditto.
+ (_cpp_close_iconv_buffer): Ditto.
+ (_cpp_convert_input): New function.
+ (_cpp_default_encoding): Ditto.
+ * cpphash.h: Add/remove prototypes for above.
+ * cppfiles.c (read_file_guts): Use _cpp_convert_input.
+ * cppinit.c (cpp_create_reader): Use _cpp_default_encoding
+ for narrow execution and input character sets.
+ * cpplib.c (cpp_push_buffer): Delete uses of removed functions.
+ * doc/cppopts.texi: Document -finput-charset.
+
+2004-02-02 David Edelsohn <edelsohn@gnu.org>
+
+ * rtlanal.c (refers_to_regno_p): Test regno, not inner_regno,
+ against FIRST_PSEUDO_REGISTER.
+
+2004-02-02 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * doc/invoke.texi (SPARC options): Further improve.
+
+2004-02-02 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/arm/arm.md, config/c4x/c4x.md, config/cris/cris.md,
+ config/h8300/h8300.c, config/ip2k/ip2k.md,
+ config/iq2000/iq2000.c, config/mips/mips.c,
+ config/rs6000/rs6000.c, config/rs6000/rs6000.md,
+ config/sh/sh.c, config/sh/sh.md, config/stormy16/stormy16.c,
+ config/v850/v850.md: Fix indentation.
+
+2004-02-02 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * config/sparc/sparc.c (function_arg_slotno): Align TImode
+ arguments on a 16-byte boundary in the parameter array if ARCH64.
+ Split handling of TFmode.
+
+2004-02-02 Paolo Bonzini <bonzini@gnu.org>
+
+ * rtlanal.c (reg_overlap_mentioned_p) [!ENABLE_CHECKING]:
+ Don't test CONSTANT_P (x).
+ (reg_overlap_mentioned_p): Merge check for STRICT_LOWPART,
+ ZERO_EXTRACT, SIGN_EXTRACT with the switch statement.
+ Fix misindentation.
+
+2004-02-02 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * doc/invoke.texi (SPARC options): Document that -mflat is deprecated.
+
+2004-02-02 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/arc/arc.md, config/arm/arm.c, config/arm/arm.md,
+ config/c4x/c4x.c, config/c4x/c4x.md, config/cris/cris.md,
+ config/frv/frv.c, config/h8300/h8300.c, config/ip2k/ip2k.md,
+ config/iq2000/iq2000.c, config/m32r/m32r.c,
+ config/mcore/mcore.c, config/mips/mips.c, config/mmix/mmix.md,
+ config/mn10300/mn10300.c, config/rs6000/rs6000.c,
+ config/rs6000/rs6000.md, config/sh/sh.c, config/sh/sh.md,
+ config/stormy16/stormy16.c, config/v850/v850.md,
+ config/xtensa/xtensa.c: Replace gen_rtx with gen_rtx_fmt_e*.
+
+2004-02-01 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/mcore/mcore.c (block_move_sequence): Replace
+ gen_rtx_CONST_INT with GEN_INT.
+
+2004-02-02 Jan Hubicka <jh@suse.cz>
+
+ * alias.c (record_set): Use hard_regno_nregs.
+ * bt-load.c (find_btr_reference, note_btr_set): Likewise.
+ * builtins.c (apply_args_size): Likewise.
+ * caller-save.c (setup_save_areas, save_call_clobbered_regs,
+ mark_set_regs, add_stored_regs, mark_referenced_regs,
+ insert_restore, insert_save, insert_one_insn): Likewise.
+ * cfgcleanup.c: Include regs.h
+ (mark_effect, mentions_nonequal_regs): Likewise.
+ * cfgrtl.c (mark_killed_regs): Likewise
+ * combine.c (update_table_tick, record_value_for_reg,
+ record_dead_and_set_regs, get_last_value_validate, use_crosses_set_p,
+ reg_dead_at_p_1, reg_dead_at_p, mark_used_regs_combine, move_deaths,
+ reg_bitfield_target_p, distribute_notes): Likewise.
+ * cse.c (mention_regs, insert, invalidate, invalidate_for_call,
+ exp_equiv_p, cse_insn): Likewise.
+ * cselib.c (cselib_lookup): Likewise.
+ (cselib_invalidate_regno, cselib_record_set): Likewise.
+ * df.c (df_ref_record): Likewise.
+ * dwarf2out.c (reg_loc_descriptor, multiple_reg_loc_descriptor):
+ Likewise.
+ * flow.c (mark_reg, insn_dead_p, mark_set_1, mark_used_reg,
+ count_or_remove_death_notes_bb): Likewise.
+ * function.c (aggregate_value_p, keep_stack_depressed): Likewise.
+ * gloval.c (global_alloc, find_reg, mark_reg_store, mark_reg_conflicts,
+ mark_reg_death, set_preference, reg_becomes_live, reg_dies): Likewise.
+ * integrate.c (mark_stores): Likewise.
+ * jump.c (delete_prior_computation): Likewise.
+ * lcm.c (reg_dies, reg_becomes_live): Likewise.
+ * local-alloc.c (combine_regs, find_free_reg, post_mark_life): Likewise.
+ * loop.c (LOOP_REGNO_NREGS): Likewise.
+ * postreload.c (reload_combine, reload_combine_note_store,
+ reload_combine_note_use, reload_cse_move2add, move2add_note_store): Likewise.
+ * ra-colorize.c (combine, color_usable_p, get_free_reg,
+ calculate_dont_begin, calculate_dont_begin, colorize_one_web,
+ try_recolor_web, insert_coalesced_conflicts, check_colors,
+ break_precolored_alias): Likewise.
+ * ra-debug.c: Include regs.h
+ (ra_print_rtx_object): Likewise.
+ * ra-rewrite (choose_spill_colors): Likewise.
+ (spill_same_color_p, update_spill_colors, spill_is_free): Likewise.
+ * ra.c (init_ra): Likewise.
+ * recog.c (reg_fits_class_p, peep2_reg_dead_p,
+ peep2_find_free_register): Likewise.
+ * reg-stack.c (subst_stack_regs_pat, convert_regs_exit): Likewise.
+ * regclass.c (hard_regno_nregs): New array.
+ (init_reg_modes_once): Initialize it.
+ (choose_hard_reg_mode): Use it.
+ (record_reg_classes): Likewise.
+ * regmove.c (mark_flags_life_zones): Likewise.
+ * regrename.c (note_sets, clear_dead_regs, regrename_optimize,
+ scan_rtx_reg, dump_def_use_chain, kill_value, set_value_regno,
+ copy_value, maybe_mode_change, find_oldest_value_reg,
+ copyprop_hardreg_forward_1):
+ * regs.h (hard_regno_nregs): Declare.
+ * realod.c (reload_inner_reg_of_subreg): Use it.
+ (push_reload, combine_reloads, find_dummy_reload,
+ hard_reg_set_here_p, operands_match_p, decompose, find_reloads,
+ refers_to_regno_for_reload_p, find_equiv_reg, regno_clobbered_p,
+ reload_adjust_reg_for_mode): Likewise.
+ * reload1.c (compute_use_by_pseudos, count_pseudo,
+ count_spilled_pseudo, find_reg, find_reload_regs, mark_home_live,
+ spill_hard_reg, forget_old_reloads_1, mark_reload_reg_in_use,
+ clear_reload_reg_in_use, reload_reg_free_for_value_p, free_for_value_p
+ allocate_reload_reg, choose_reload_regs, emit_reload_insns,
+ delete_output_reload): Likewise.
+ * resource.c (update_live_status, mark_referenced_resources,
+ mark_set_resources, mark_target_live_regs): Likewise.
+ * rtlanal.c: Include regs.h
+ (refers_to_regno_p, reg_overlap_mentioned_p, dead_or_set_p,
+ dead_or_set_regno_p, find_regno_note, find_reg_fusage,
+ subreg_regno_offset, subreg_offset_representable_p,
+ hoist_test_store): Likewise.
+ * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
+ * sched-rgn.c (check_live_1, update_live_1): Likewise.
+ * stmt.c: Include regs.h
+ (decl_conflicts_with_clobbers_p): Likewise.
+ * varasm.c (make_decl_rtl): Likewise.
+ * Makefile.in (cfgcleanup.o, rtlanal.o, ra-debug.o): Add regs.h dependnecy.
+
+2004-02-01 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
+ config/arm/linux-gas.h, config/arm/netbsd-elf.h,
+ config/arm/netbsd.h, config/arm/pe.c, config/avr/avr.c,
+ config/avr/avr.h, config/avr/avr.md, config/c4x/c4x.h,
+ config/cris/cris.h, config/fr30/fr30.h, config/frv/frv.c,
+ config/frv/frv.h, config/ip2k/ip2k.c, config/iq2000/iq2000.c,
+ config/iq2000/iq2000.h, config/m32r/m32r.c,
+ config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
+ config/m68hc11/m68hc11.md, config/m68k/m68k.md,
+ config/mcore/mcore.c, config/mcore/mcore.h,
+ config/mcore/mcore.md, config/mips/mips.c,
+ config/ns32k/ns32k.h, config/ns32k/ns32k.md,
+ config/rs6000/rs6000.c, config/s390/s390.c,
+ config/s390/s390.md, config/sparc/sparc.c, config/v850/v850.c,
+ config/xtensa/xtensa.h, config/xtensa/xtensa.md: Replace
+ "gen_rtx (FOO, " with "gen_rtx_FOO (".
+
+2004-02-01 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md (two peephole2's): New.
+
+2004-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * config/sparc/sol2-bi.h: Handle TARGET_CPU_ultrasparc3.
+ (CPP_CPU_SPEC): Handle -mcpu=ultrasparc3.
+ (ASM_CPU_SPEC): Likewise
+ * config/sparc/sol2.h: Handle TARGET_CPU_ultrasparc3.
+ (ASM_CPU_SPEC): Remove -mcpu=v8plus. Handle -mcpu=ultrasparc3.
+
+2004-02-01 Roger Sayle <roger@eyesopen.com>
+
+ * builtins.c (expand_builtin_pow): If flag_unsafe_math_optimizations
+ isn't set, don't call expand_builtin_mathfn_2 to use the pow optab.
+ (expand_builtin): Always call expand_builtin_pow.
+
+2004-02-01 Roger Sayle <roger@eyesopen.com>
+
+ * builtins.def (BUILT_IN_SIGNBIT, BUILT_IN_SIGNBITF,
+ BUILT_IN_SIGNBITL): New GCC builtins.
+ * builtins.c (expand_builtin_signbit): New function to RTL expand
+ calls to signbit, signbitf and signbitl as inline intrinsics.
+ (expand_builtin): Call expand_builtin_signbit for BUILT_IN_SIGNBIT*.
+ (fold_builtin_signbit): New function to perform constant folding
+ of signbit, signbitf and signbitl.
+ (fold_builtin): Call fold_builtin_signbit for BUILT_IN_SIGNBIT*.
+
+ * doc/extend.texi: Document new signbit{,f,l} builtins.
+
+2004-02-01 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.md (adddi3_internal_2): Remove superfluous %s.
+
+2004-02-01 Chris Demetriou <cgd@broadcom.com>
+
+ * config/mips/mips.h (PREDICATE_CODES): Remove entries for
+ "mips_const_double_ok" and "simple_memory_operand", which were
+ removed from the MIPS port with the mips-3_4-rewrite branch merge.
+ * config/mips/mips.c (mips16_lay_out_constants): Update comment
+ for removal of simple_memory_operand.
+
+2004-01-31 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/c4x/c4x.md: Use GEN_INT instead of
+ gen_rtx (CONST_INT, ...).
+
+2004-01-31 Richard Henderson <rth@redhat.com>
+
+ * varasm.c (output_constant_pool): Don't zap the pool.
+
+2004-01-31 Kazu Hirata <kazu@cs.umass.edu>
+
+ * genrecog.c (decision_type): Add DT_const_int.
+ (write_cond) [DT_const_int]: Print a comparison against small
+ constant.
+ (write_node): Simplify comparisons against small constants
+ before printing tests.
+
+2004-01-31 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/m32r/m32r.c (m32r_load_pic_register): Use GEN_INT
+ instead of gen_rtx_CONST_INT.
+
+2004-01-31 Kazu Hirata <kazu@cs.umass.edu>
-Thu Jul 18 19:06:35 1996 J.T. Conklin <jtc@hippo.cygnus.com>
+ * config/xtensa/xtensa.h (DYNAMIC_CHAIN_ADDRESS): Use GEN_INT
+ instead of gen_rtx_CONST_INT.
- * longlong.h (mc680x0): Define umul_ppmm, udiv_qrnnd, sdiv_qrnnd
- for the '020, '030, '040, and '332. Define count_leading_zeros
- for the '020, '030, '040, and '060.
+2004-01-31 Kazu Hirata <kazu@cs.umass.edu>
- * m68k.md: Add TARGET_5200 to conditions which determine whether
- the extbl instruction is emitted.
- (mulsi3): Enable pattern with TARGET_5200.
+ * target-def.h (TARGET_STRICT_ARGUMENT_NAMING): Define as
+ hook_bool_CUMULATIVE_ARGS_false.
+ * targhooks.c (default_strict_argument_naming): Rename to
+ hook_bool_CUMULATIVE_ARGS_false.
+ * targhooks.h: Update the prototype for
+ default_strict_argument_naming.
- * m68k.md (add patterns): Don't use two addqw instructions when
- adding small (8 < N <= 16) integers to address registers on 68040.
+2004-01-31 Kazu Hirata <kazu@cs.umass.edu>
-Thu Jul 18 18:06:15 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+ * config/sh/sh.c: Replace "gen_rtx (FOO, " with "gen_rtx_FOO (".
+ * config/sh/sh.h: Likewise.
+ * config/sh/sh.md: Likewise.
- * configure: Write target_alias in Makefile.
- (i[3456]86-*-sco3.2v4*): Set truncate_target.
- * Makefile.in (target_alias): New and used for all current uses
- of `target'.
+2004-01-31 Eric Botcazou <ebotcazou@libertysurf.fr>
-Thu Jul 18 17:46:02 1996 Dave Love <d.love@dl.ac.uk>
+ * doc/invoke.texi (SPARC options): Restructure and update.
- * gcc.c (default_compilers): Extra Fortran extensions.
+2004-01-31 Kazu Hirata <kazu@cs.umass.edu>
-Wed Jul 17 10:28:10 1996 Torbjorn Granlund <tege@spiff.gnu.ai.mit.edu>
+ * system.h (PROMOTE_FUNCTION_ARGS, STRUCT_VALUE_INCOMING, and
+ STRICT_ARGUMENT_NAMING): Poison.
+ * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS): Define as
+ hook_bool_tree_false.
+ * targhooks.c (default_promote_function_args): Remove.
+ (default_struct_value_rtx): Don't use STRUCT_VALUE_INCOMING.
+ Don't check incoming.
+ (default_strict_argument_naming): Don't use
+ STRICT_ARGUMENT_NAMING.
+ * targhooks.h: Remove the prototype for
+ default_promote_function_args.
- * expmed.c (expand_mult_highpart): Revert last change.
+2004-01-31 Kazu Hirata <kazu@cs.umass.edu>
-Tue Jul 16 12:51:59 1996 Doug Evans <dje@cygnus.com>
+ * config/i386/i386-protos.h: Remove the prototype for
+ ix86_setup_incoming_varargs.
+ * config/i386/i386.c (TARGET_SETUP_INCOMING_VARARGS): New.
+ (ix86_setup_incoming_varargs): Make it static.
+ * config/i386/i386.h (SETUP_INCOMING_VARARGS): Remove.
- * sparc/sparc-rtems.h: #include "sparc/sparc-aout.h" -> sparc/aout.h.
+2004-01-31 Kazu Hirata <kazu@cs.umass.edu>
-Mon Jul 15 14:42:06 1996 Jim Wilson <wilson@cygnus.com>
+ * alloc-pool.c: Fix comment typos.
+ * builtin-types.def: Likewise.
+ * builtins.def: Likewise.
+ * c-pretty-print.c: Likewise.
+ * df.h: Likewise.
+ * reload1.c: Likewise.
- * mips/iris6.h (LINK_SPEC): Add -woff 84.
+2004-01-31 Kazu Hirata <kazu@cs.umass.edu>
-Fri Jul 12 17:34:01 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+ * doc/invoke.texi: Follow spelling conventions.
+ * doc/tm.texi: Likewise.
- * rs6000/eabi.asm (__eabi): Convert pointers in the Global Offset
- Table if -mrelocatable. Move loops into separate subroutines for
- ease of debugging. Reorganize code somewhat.
+2004-01-31 Kazu Hirata <kazu@cs.umass.edu>
- * rs6000/rs6000.c (small_data_operand): Allow small data under
- Solaris.
+ * doc/install.texi: Fix typos.
+ * doc/invoke.texi: Likewise.
- * rs6000/sol-c0.c (_start): Initialize r13 to point to the small
- data operand.
+2004-01-31 Ulrich Weigand <uweigand@de.ibm.com>
- * rs6000/sol-c{i,n}.asm (_init, _fini): Enable shared library
- support.
+ * config/s390/s390.c (s390_decompose_address): Do not treat virtual
+ registers as pointers.
+ * config/s390/s390.md ("*la_31" second peephole2): Fix incorrect mode.
- * rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Default to
- -msdata=data, even if -fpic or -mrelocatable. Allow -mrelocatable
- and -mno-eabi.
- (CPP_SYSV_SPEC): If -fpic, define __PIC__ and __pic__ to 1. If
- -fPIC, define them to 2.
- (CPP_ENDIAN_SPEC): Push definition of macros for specific endian
- targets to new specs.
- (CPP_ENDIAN_DEFAULT_SPEC): Define to use CPP_ENDIAN_BIG_SPEC.
- (CPP_ENDIAN_{LITTLE,BIG,SOLARIS}_SPEC): New specs for little
- endian mode, big endian mode, and Solaris, which can't define
- _LITTLE_ENDIAN. Define __LITTLE_ENDIAN__ in all cases for little
- endian systems. Define __BIG_ENDIAN__ in all cases for big endian
- systems.
- (SUBTARGET_EXTRA_SPECS): Add new specs.
+2004-01-31 Paolo Bonzini <bonzini@gnu.org>
- * rs6000/{eabile,sysv4le}.h (CPP_ENDIAN_DEFAULT_SPEC): Define to
- use CPP_ENDIAN_LITTLE_SPEC.
+ * combine.c (cse_main): Set gen_lowpart to gen_lowpart_for_combine
+ and restore it to gen_lowpart_general on exit.
+ (gen_lowpart_for_combine): Adjust all callers to go through
+ gen_lowpart.
+ * cse.c (cse_main): Set gen_lowpart to gen_lowpart_if_possible
+ and restore it to gen_lowpart_general on exit.
+ (gen_lowpart_if_possible): Adjust all callers to go through
+ gen_lowpart.
+ * emit-rtl.c (gen_lowpart_general): New name of gen_lowpart.
+ (gen_lowpart): Declare as pointer to function, initialized to
+ gen_lowpart_general.
+ * rtl.h (gen_lowpart): Declare as pointer to function.
- * rs6000/sol2.h (CPP_ENDIAN_LITTLE_SPEC): Define as
- CPP_ENDIAN_SOLARIS_SPEC so that _LITTLE_ENDIAN is not define.
+2004-01-31 Kazu Hirata <kazu@cs.umass.edu>
-Fri Jul 12 17:34:01 1996 David Edelsohn <edelsohn@mhpcc.edu>
+ * bt-load.c: Replace "gen_rtx (FOO, " with "gen_rtx_FOO (".
+ * calls.c: Likewise.
+ * emit-rtl.c: Likewise.
+ * function.c: Likewise.
+ * reload1.c: Likewise.
+ * config/i386/cygming.h: Likewise.
+ * config/i386/i386.c: Likewise.
+ * config/i386/winnt.c: Likewise.
+
+2004-01-30 Dara Hazeghi <dhazeghi@yahoo.com>
+
+ PR bootstrap/9249
+ * doc/install.texi: document --enable-__cxa_atexit option.
+ * configure.ac: Disable __cxa_atexit if not supported.
+ * configure: Regenerate.
+
+2004-01-30 Daniel Berlin <dberlin@dberlin.org>
+
+ * ggc-zone.c (ggc_free): New function.
+
+2004-01-30 Kazu Hirata <kazu@cs.umass.edu>
+
+ alloc-pool.c, c-lex.c, c-pragma.h, c-semantics.c, cfghooks.c,
+ cfghooks.h, cfglayout.c, cfgloopmanip.c, debug.c, debug.h,
+ flow.c, genextract.c, ggc-common.c, ggc-page.c, ggc.h,
+ ifcvt.c, jump.c, loop-unswitch.c, timevar.c, timevar.def,
+ tree-optimize.c, vmsdbgout.c, config/fp-bit.c,
+ config/alpha/alpha.c, config/alpha/alpha.h,
+ config/alpha/alpha.md, config/alpha/unicosmk.h,
+ config/alpha/vms.h, config/arm/linux-elf.h, config/avr/avr.c,
+ config/c4x/c4x-protos.h, config/c4x/c4x.md,
+ config/d30v/d30v.h, config/frv/frv.md, config/frv/frvbegin.c,
+ config/frv/frvend.c, config/i386/cygming.h,
+ config/i386/djgpp.h, config/i386/emmintrin.h,
+ config/i386/gthr-win32.c, config/i386/i386-interix.h,
+ config/i386/i386-protos.h, config/i386/openbsd.h,
+ config/i386/winnt.c, config/i386/xm-mingw32.h,
+ config/i386/xmmintrin.h, config/ia64/ia64.md,
+ config/iq2000/iq2000.md, config/m32r/m32r.md,
+ config/m68k/m68k.md, config/mcore/mcore-elf.h,
+ config/mcore/mcore.md, config/mips/elf.h, config/mips/elf64.h,
+ config/mips/iris5gas.h, config/mips/iris6.h,
+ config/mips/iris6gas.h, config/mips/linux.h,
+ config/mips/mips.md, config/mips/netbsd.h,
+ config/mips/openbsd.h, config/mips/windiss.h,
+ config/pa/fptr.c, config/rs6000/aix.h,
+ config/rs6000/altivec.h, config/rs6000/darwin.h,
+ config/rs6000/xcoff.h, config/s390/s390-protos.h,
+ config/s390/s390.c, config/s390/s390.h, config/s390/s390.md,
+ config/sh/netbsd-elf.h, config/sh/sh.h, config/sh/vxworks.h,
+ config/sparc/sol2.h: Update copyright.
+
+2004-01-30 Kelley Cook <kcook@gcc.gnu.org>
+
+ * Makefile.in (abs_docdir, abs_srcdir): Define.
+ (doc/%.dvi, doc/gccinstall.dvi): Use $(abs_docdir).
+
+2004-01-30 Kazu Hirata <kazu@cs.umass.edu>
+
+ * genconfig.c (main): Have CC0_P check its operand even on a
+ target without cc0.
+
+2004-01-30 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/alpha/alpha.c: Remove mentions of deprecates macros
+ in comments, remove some target-independent comments about target
+ macros, and/or add minimal function comments for target hook
+ implementations.
+ * config/avr/avr.c: Likewise.
+ * config/ia64/ia64.h: Likewise.
+ * config/ip2k/ip2k.c: Likewise.
+ * config/iq2000/iq2000.c: Likewise.
+ * config/m32r/m32r.h: Likewise.
+ * config/m68hc11/m68hc11.c: Likewise.
+ * config/mcore/mcore.c: Likewise.
+ * config/mmix/mmix.c: Likewise.
+ * config/mn10300/mn10300.c: Likewise.
+ * config/pa/pa.c: Likewise.
+ * config/pdp11/pdp11.c: Likewise.
+ * config/rs6000/rs6000.h: Likewise.
+ * config/sh/sh.c: Likewise.
+ * config/sh/sh.h: Likewise.
+ * config/sparc/sparc.c: Likewise.
+ * config/sparc/sparc.h: Likewise.
+ * config/stormy16/stormy16.c: Likewise.
+ * config/xtensa/xtensa.c: Likewise.
+
+2004-01-30 Ulrich Weigand <uweigand@de.ibm.com>
+
+ PR optimization/12147
+ * reload1.c (reload_reg_free_p): RELOAD_OTHER conflicts with
+ RELOAD_FOR_OPADDR_ADDR.
+ (reload_reg_reaches_end_p): RELOAD_FOR_OTHER_ADDRESS register
+ might be reused as RELOAD_FOR_OPADDR_ADDR register.
+
+2004-01-30 Jan Hubicka <jh@suse.cz>
+
+ * reload.c (get_secondary_mem): Fix updating of
+ secondary_memlocs_elim_used.
+
+2004-01-30 Richard Henderson <rth@redhat.com>
+
+ * varasm.c (struct rtx_const, struct pool_constant): Remove.
+ (MAX_RTX_HASH_TABLE): Remove.
+ (const_rtx_hash_table, const_rtx_sym_hash_table): Remove.
+ (first_pool, last_pool, pool_offset): Remove.
+ (struct rtx_constant_pool): Split out from ...
+ (struct varasm_status): ... here. Reference one via pointer.
+ (struct constant_descriptor_rtx): Merge struct pool_constant.
+ (SYMHASH): Remove.
+ (decode_rtx_const): Remove.
+ (const_hash_rtx, compare_constant_rtx): Remove.
+ (record_constant_rtx): Remove.
+ (const_desc_rtx_hash, const_desc_rtx_eq): New.
+ (const_desc_rtx_sym_hash, const_desc_rtx_sym_eq): New.
+ (const_rtx_hash_1, const_rtx_hash): New.
+ (init_varasm_status): Allocate a rtx_constant_pool, and its hashes.
+ (simplify_subtraction): Use simplify_rtx.
+ (force_const_mem): Rewrite to use new data structures.
+ (find_pool_constant): Likewise.
+ (get_pool_constant, get_pool_constant_mark,
+ get_pool_constant_for_function, get_pool_mode,
+ get_pool_mode_for_function, get_pool_offset, get_pool_size): Likewise.
+ (output_constant_pool_2): Split out from output_constant_pool.
+ (output_constant_pool_1): Likewise. Use new pool datastructures.
+ (output_constant_pool): Zap entire pool datastructure.
+ (mark_constant): Use new pool datastructures.
+ (mark_constants): Use for_each_rtx.
+ (mark_constant_pool): Use new pool datastructures.
+
+2004-01-30 Fariborz Jahanian <fjahanian@apple.com>
+
+ * config/rs6000/rs6000.c (rs6000_emit_move): Remove #if 0.
+ Copy operands[1] to pseudo for simplify_gen_subreg.
+
+2004-01-30 Kazu Hirata <kazu@cs.umass.edu>
+
+ * gcse.c (bypass_block): Fix a typo in the previous check-in
+ to the file.
+
+2004-01-30 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * toplev.c: Include alloc-pool.h.
+ * Makefile.in (toplev.c): Update dependencies.
+
+2004-01-30 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * combine.c (simplify_shift_const, case XOR): Be careful when
+ commuting XOR with ASHIFTRT.
+
+2004-01-30 Kazu Hirata <kazu@cs.umass.edu>
+ Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * config/sparc/sparc-protos.h: Remove the prototype for
+ sparc_builtin_saveregs.
+ * config/sparc/sparc.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
+ (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
+ (TARGET_PROMOTE_PROTOTYPES): Likewise.
+ (TARGET_STRUCT_VALUE_RTX): Likewise.
+ (TARGET_RETURN_IN_MEMORY): Likewise.
+ (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
+ (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
+ (sparc_builtin_saveregs): Make it static.
+ (sparc_promote_prototypes): New.
+ (sparc_struct_value_rtx): Likewise.
+ (sparc_return_in_memory): Likewise.
+ * config/sparc/sparc.h: (PROMOTE_FUNCTION_ARGS): Remove.
+ (PROMOTE_FUNCTION_RETURN): Likewise.
+ (RETURN_IN_MEMORY): Likewise.
+ (STRUCT_VALUE): Likewise.
+ (STRUCT_VALUE_INCOMING): Likewise.
+ (EXPAND_BUILTIN_SAVEREGS): Likewise.
+ (STRICT_ARGUMENT_NAMING): Likewise.
+ (PROMOTE_PROTOTYPES): Likewise.
+
+ * config/sparc/sparc.h (PROMOTE_MODE): Use word_mode.
+
+2004-01-30 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR c/12818
+ * varasm.c (const_hash_1) <STRING_CST>: Use the
+ address to compute the hash value if flag_writable_strings.
+ (compare_constant) <STRING_CST>: Compare the addresses
+ if flag_writable_strings.
+ (build_constant_desc): Do not copy the expression for a
+ STRING_CST if flag_writable_strings.
+
+2004-01-30 Jan Hubicka <jh@suse.cz>
+
+ * alloc-pool.c: Include hashtab.h
+ (alloc_pool_descriptor): New structure
+ (alloc_pool_hash): New global variable.
+ (hash_descriptor, eq_descriptor, alloc_pool_descriptor): New.
+ (create_alloc_pool): Update statistics.
+ (free_alloc_pool): Likewise.
+ (pool_alloc): Likewise.
+ (output_info): New structure
+ (print_statistics, dump_alloc_pool_statistics): New function.
+ * alloc-pool.h (alloc_pool_def): Turn name to be constant.
+ (dump_alloc_pool_statistics): Declare.
+ * toplev.c (finalize): Dump statistics.
+
+ * reload.c (secondary_memlocs_elim_used): New static variable.
+ (get_secondary_mem): Update it.
+ (find_reloads): Use it.
+
+2004-01-30 Steven Bosscher <s.bosscher@student.tudelft.nl>
+
+ * toplev.c: Fix broken checkin of 2003-12-30, again.
+
+2004-01-30 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
+ s390*-*-* targets by specifying a 'nop' insn.
+ * configure: Regenerate.
+
+2004-01-30 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR target/11475
+ * config/sparc/sparc.md (movhi_lo_sum): Tighten predicates.
+
+2004-01-29 Jakub Jelinek <jakub@redhat.com>
+
+ * emit-rtl.c (change_address): Use XEXP (memref, 0) instead
+ of addr when creating MEM copy.
+
+2004-01-29 Devang Patel <dpatel@apple.com>
+
+ * dwarf2out.c (gen_field_die): Do not equate decl number to die.
+
+2004-01-28 Ian Lance Taylor <ian@wasabisystems.com>
+
+ PR inline-asm/6162
+ * reload.c (find_reloads): Only support one pair of commutative
+ operands.
+
+2004-01-29 Roger Sayle <roger@eyesopen.com>
+
+ PR java/13824
+ * tree.c (unsafe_for_reeval): Handle EXIT_BLOCK_EXPR nodes specially
+ as their EXIT_BLOCK_LABELED_BLOCK operands can lead to unbounded
+ recursion.
+
+2004-01-29 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/frv/frv.c: Don't mention deprecated macros in
+ comments. Remove some target-independent comments about
+ target macros.
+ * config/frv/frv.h: Likewise.
+
+2004-01-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * cfghooks.c (split_block): Set probability and count of the
+ new edge.
+
+2004-01-29 Josef Zlomek <zlomekj@suse.cz>
+
+ * dwarf2out.c (struct die_struct): Added field decl_id.
+ (decl_die_table): Changed to hash table.
+ (decl_die_table_allocated): Deleted.
+ (decl_die_table_in_use): Deleted.
+ (DECL_DIE_TABLE_INCREMENT): Deleted.
+ (decl_die_table_hash): New function.
+ (decl_die_table_eq): New function.
+ (lookup_decl_die): Lookup in a hash table.
+ (equate_decl_number_to_die): Insert into a hash table.
+ (dwarf2out_init): Init hash table decl_die_table.
+
+2004-01-29 Jakub Jelinek <jakub@redhat.com>
+
+ PR optimization/13424
+ * expr.c (store_constructor): Revert 2003-12-03 change.
+
+ * emit-rtl.c (change_address): Check also if MEM_ATTRS is set as
+ expected before returning early. Avoid sharing RTL if they
+ need to be changed.
+
+ * config/i386/i386.c (ix86_expand_movstr): Rework rep_mov and strmov
+ handling so that memory attributes are preserved. Don't call
+ ix86_set_move_mem_attrs.
+ (ix86_set_move_mem_attrs_1, ix86_set_move_mem_attrs): Removed.
+ (ix86_expand_clrstr): Rename src argument to
+ dst. Rework rep_stos and strset handling so that memory attributes
+ are preserved.
+ (ix86_expand_strlen): Pass src argument to
+ ix86_expand_strlensi_unroll_1. Rework strlenqi_1 handling so that
+ memory attributes are preserved.
+ (ix86_expand_strlensi_unroll_1): Add src argument. Use
+ change_address instead of gen_rtx_MEM.
+ * config/i386/i386.md (strmov, strmov_singleop, rep_mov): New
+ expanders.
+ (strmovdi_rex64, strmovsi, strmovsi_rex64, strmovhi, strmovhi_rex64,
+ strmovqi, strmovqi_rex64): Remove.
+ (rep_mov*, strmov*): Prefix insn names with *.
+ (strset, strset_singleop, rep_stos): New expanders.
+ (strsetdi_rex64, strsetsi, strsetsi_rex64, strsethi, strsethi_rex64,
+ strsetqi, strsetqi_rex64): Remove.
+ (rep_stos*, strset*): Prefix insn names with *.
+ (rep_stosqi_rex64): Likewise. Fix mode of dirflag reg from DImode
+ to SImode.
+ (cmpstrsi): Rework cmpstrqi_1 handling so that memory attributes
+ are preserved.
+ (cmpstrqi_nz_1, cmpstrqi_nz_rex_1, cmpstrqi_1, cmpstrqi_rex_1):
+ Prefix insn names with *.
+ (cmpstrqi_nz_1, cmpstrqi_1): New expanders.
+ (strlenqi_1, strlenqi_rex_1): Prefix insn names with *.
+ (strlenqi_1): New expander.
+ * config/i386/i386.h (ix86_set_move_mem_attrs): Remove prototype.
+
+2004-01-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * Makefile.in (cfghooks.o): Add TIMEVAR_H and toplev.h dependency.
+ * basic-block.h (tidy_fallthru_edge, tidy_fallthru_edges, dump_bb,
+ verify_flow_info): Declaration removed.
+ * cfg.c (verify_flow_info, dump_bb): Moved to cfghooks.c.
+ (debug_bb, debug_bb_n): Add argument to dump_bb call.
+ * cfgcleanup.c (try_simplify_condjump, try_crossjump_to_edge,
+ try_optimize_cfg, delete_unreachable_blocks): Use delete_basic_block
+ instead of delete_block.
+ * cfghooks.c: Include timevar.h and toplev.h.
+ (cfg_hooks): Define here.
+ (verify_flow_info, dump_bb): Moved from cfg.c.
+ (redirect_edge_and_branch, redirect_edge_and_branch_force,
+ split_block, split_block_after_labels, move_block_after,
+ delete_basic_block, split_edge, create_basic_block,
+ create_empty_bb, can_merge_blocks_p, merge_blocks,
+ make_forwarder_block, tidy_fallthru_edge, tidy_fallthru_edges):
+ New functions.
+ * cfghooks.h (struct cfg_hooks): Added fields name,
+ make_forwarder_block, tidy_fallthru_edge and
+ move_block_after. Changed type of verify_flow_info, dump_bb,
+ split_block fields. Renamed cfgh_split_edge and delete_block
+ fields.
+ (redirect_edge_and_branch, redirect_edge_and_branch_force,
+ split_block, delete_block, split_edge, create_basic_block,
+ can_merge_blocks_p, merge_blocks): Macros removed.
+ (cfg_hooks): Do not export.
+ (verify_flow_info, dump_bb, redirect_edge_and_branch,
+ redirect_edge_and_branch_force, split_block, split_block_after_labels,
+ move_block_after, delete_basic_block, split_edge, create_basic_block,
+ create_empty_bb, can_merge_blocks_p, merge_blocks,
+ make_forwarder_block, tidy_fallthru_edge, tidy_fallthru_edges):
+ Declare.
+ (cfg_layout_rtl_cfg_hooks): Declare.
+ * cfgloop.c (update_latch_info, mfb_keep_just, mfb_keep_nonlatch):
+ New functions.
+ (canonicalize_loop_headers): Use new semantics of make_forwarder_block.
+ (redirect_edge_with_latch_update): Removed.
+ (make_forwarder_block): Moved to cfghooks.c, semantics changed.
+ * cfgloopmanip.c (remove_bbs): Do not update dominators here.
+ * cfgrtl.c (cfg_layout_split_block, rtl_split_block, rtl_dump_bb,
+ rtl_delete_block, rtl_split_block, rtl_merge_blocks,
+ tidy_fallthru_edge, rtl_split_edge, cfg_layout_delete_block,
+ cfg_layout_merge_blocks, cfg_layout_split_edge): Partly moved to
+ cfghooks.c.
+ (rtl_create_basic_block): Coding style fix.
+ (rtl_tidy_fallthru_edge, rtl_move_block_after,
+ rtl_make_forwarder_block): New functions.
+ (update_cfg_after_block_merging): Removed.
+ (rtl_cfg_hooks, cfg_layout_rtl_cfg_hooks): Fill in new entries.
+ * flow.c (verify_wide_reg, verify_local_live_at_start): Add argument
+ to dump_bb.
+ * ifcvt.c (merge_if_block, find_cond_trap, find_if_case_1,
+ find_if_case_2): Don't update dominators.
+ * timevar.def (TV_CFG_VERIFY): New.
+ * loop-unswitch.c (unswitch_loop): Don't call add_to_dominance_info.
+ * cfglayout.c (copy_bbs): Don't call add_to_dominance_info.
+ * cfgloopmanip.c (split_loop_bb): Don't update dominators.
+ (remove_bbs): Don't call remove_bbs.
+ (create_preheader): Use make_forwarder_block.
+ (mfb_keep_just, mfb_update_loops): New static functions.
+
+2004-01-29 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/avr/avr.h: Remove target-independent comments about
+ target macros.
+
+2004-01-28 Daniel Berlin <dberlin@dberlin.org>
+
+ * timevar.c (timevar_print): Mention when checking is enabled.
+
+2004-01-28 Giovanni Bajo <giovannibajo@gcc.gnu.org>
+
+ * c-lex.c (c_lex): Rename to...
+ (c_lex_with_flags): Add new parameter to get CPP flags.
+ (c_lex): Thunk to c_lex_with_flags while keeping the old interface.
+ * c-pragma.h (c_lex_with_flags): Declare.
+
+2004-01-28 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/mcore/mcore.c (mcore_external_libcall): Add a
+ comment.
+ (mcore_return_in_memory): Likewise.
+
+2004-01-28 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/mcore/mcore-protos.h: Remove the prototype for
+ mcore_setup_incoming_varargs.
+ * config/mcore/mcore.c (TARGET_ASM_EXTERNAL_LIBCALL): New.
+ (TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
+ (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
+ (TARGET_PROMOTE_PROTOTYPES): Likewise.
+ (TARGET_STRUCT_VALUE_RTX): Likewise.
+ (TARGET_RETURN_IN_MEMORY): Likewise.
+ (TARGET_SETUP_INCOMING_VARARGS): Likewise.
+ (mcore_setup_incoming_varargs): Make it static. Receive the
+ first argument by reference. Add argument second_time.
+ (mcore_external_libcall): New.
+ (mcore_return_in_memory): Likewise.
+ * config/mcore/mcore.h (PROMOTE_FUNCTION_ARGS): New.
+ (PROMOTE_FUNCTION_RETURN): Likewise.
+ (STRUCT_VALUE): Likewise.
+ (RETURN_IN_MEMORY): Likewise.
+ (SETUP_INCOMING_VARARGS): Likewise.
+ (PROMOTE_PROTOTYPES): Likewise.
+ (ASM_OUTPUT_EXTERNAL_LIBCALL): Likewise.
+
+2004-01-28 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/m32r/m32r-protos.h: Remove the prototype for
+ m32r_setup_incoming_varargs.
+ * config/m32r/m32r.c (TARGET_PROMOTE_PROTOTYPES): New.
+ (TARGET_STRUCT_VALUE_RTX): Likewise.
+ (TARGET_RETURN_IN_MEMORY): Likewise.
+ (TARGET_SETUP_INCOMING_VARARGS): Likewise.
+ (m32r_return_in_memory): New.
+ (m32r_setup_incoming_varargs): Make it static.
+ * config/m32r/m32r.h: Remove #undef of
+ ASM_OUTPUT_EXTERNAL_LIBCALL. Remove the commented-out
+ definitions of PROMOTE_FUNCTION_ARGS and
+ PROMOTE_FUNCTION_RETURN.
+ (PROMOTE_PROTOTYPES): Remove.
+ (RETURN_IN_MEMORY): Likewise.
+ (STRUCT_VALUE): Likewise.
+
+2004-01-28 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES): New.
+ (TARGET_STRUCT_VALUE_RTX): Likewise.
+ (m68k_struct_value_rtx): Likewise.
+ * config/m68k/m68k.h (STRUCT_VALUE_REGNUM): Rename to
+ STRUCT_VALUE_REGNUM.
+ (PROMOTE_PROTOTYPES): Remove.
+ * config/m68k/m68kelf.h (STRUCT_VALUE_REGNUM): Rename to
+ STRUCT_VALUE_REGNUM.
+ * config/m68k/m68kv4.h (STRUCT_VALUE_REGNUM): Likewise.
+ * config/m68k/netbsd-elf.h (STRUCT_VALUE_REGNUM): Likewise.
+
+2004-01-28 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/stormy16/stormy16.c
+ (TARGET_BUILD_BUILTIN_VA_LIST_TYPE): Rename to
+ TARGET_BUILD_BUILTIN_VA_LIST.
+
+2004-01-28 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/v850/v850.c (TARGET_PROMOTE_PROTOTYPES): New.
+ (TARGET_STRUCT_VALUE_RTX): Likewise.
+ (TARGET_RETURN_IN_MEMORY): Likewise.
+ (TARGET_SETUP_INCOMING_VARARGS): Likewise.
+ (v850_return_in_memory): Likewise.
+ (v850_setup_incoming_varargs): Likewise.
+ * config/v850/v850.h (PROMOTE_PROTOTYPES): Remove.
+ (SETUP_INCOMING_VARARGS): Likewise.
+ (RETURN_IN_MEMORY): Likewise.
+ (STRUCT_VALUE): Likewise.
+
+2004-01-28 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/fr30/fr30.c (TARGET_PROMOTE_PROTOTYPES): New.
+ (fr30_setup_incoming_varargs): Don't use
+ STRICT_ARGUMENT_NAMING.
+ * config/fr30/fr30.h (PROMOTE_PROTOTYPES): Remove.
+ (STRICT_ARGUMENT_NAMING): Likewise.
+
+2004-01-28 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/frv/frv-protos.h: Remove the prototype for
+ frv_expand_builtin_saveregs.
+ * config/frv/frv.c (TARGET_STRUCT_VALUE_RTX): Likewise.
+ (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
+ (frv_stack_info): Use FRV_STRUCT_VALUE_REGNUM instead of
+ STRUCT_VALUE_REGNUM.
+ (frv_expand_builtin_saveregs): Make it static.
+ (frv_struct_value_rtx): New.
+ * config/frv/frv.h (EXPAND_BUILTIN_SAVEREGS): Remove.
+
+2004-01-29 Jan Hubicka <jh@suse.cz>
+
+ PR c++/12850
+ * cgraph.c (cgraph_remove_node): Clear out saved/insns/arguments and
+ initial pointers.
+ * cgraphunit.c (cgraph_finalize_function): Clear out DECL_SAVED_INSNS
+ for functions that will be only inlined.
+ (cgraph_mark_function_to_output): Likewise.
+ (cgraph_expand_function): Sanity check that DECL_DEFER_OUTPUT is clear;
+ do not clear function body.
+ * tree-optimize.c (clear_decl_rtl): Use decl_function_context.
+ (tree_rest_of_compilation): Reorganize the logic releasing function
+ body to use callgraph datastructure.
+
+2004-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa.md: Change predicate of a peephole2 pattern from reg_or_0_operand
+ to register_operand.
+
+2004-01-28 Zack Weinberg <zack@codesourcery.com>
+
+ * config/ia64/ia64.md (fetchadd_acq_si, fetchadd_acq_di)
+ (cmpxchg_acq_si, cmpxchg_acq_di): Exchange match_dup and
+ match_operand expressions so that all match_dups appear
+ lexically after their corresponding match_operands.
+
+2004-01-28 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.c (WORD_REG_USED): Use
+ HARD_FRAME_POINTER_REGNUM instead of FRAME_POINTER_REGNUM.
+ (compute_saved_regs): Likewise.
+ (h8300_expand_prologue): Likewise. Allocate locals after
+ saving registers.
+ (h8300_expand_epilogue): Use HARD_FRAME_POINTER_REGNUM instead
+ of FRAME_POINTER_REGNUM. Deallocate locals before saving
+ registers.
+ (h8300_initial_elimination_offset): Adjust for the new frame
+ layout, which swaps flips the order of locals and saved
+ registers.
+ * config/h8300/h8300.h (FIRST_PSEUDO_REGISTER): Change to 12.
+ (HARD_FRAME_POINTER_REGNUM): New.
+ (ELIMINABLE_REGS): Add an elimination rule from
+ FRAME_POINTER_REGNUM to HARD_FRAME_POINTER_REGNUM.
+ (REGISTER_NAMES): Add fp.
+ * config/h8300/h8300.md (FP_REG): Change to 11.
+ (HFP_REG): New.
+
+2004-01-28 Kazu Hirata <kazu@cs.umass.edu>
+
+ * genrecog.c (write_node): Remove a useless local variable.
+
+2004-01-28 Ian Lance Taylor <ian@wasabisystems.com>
+
+ * Makefile.in (options.c options.h): Use stamp file s-options to
+ avoid unnecessary rebuilds.
+ (options.o): New target listing dependencies.
+ (gtyp-gen.h): Use stamp file s-gtyp-gen.
+ (STAGESTUFF): Add s-gtyp-gen.
+
+2004-01-28 Richard Henderson <rth@redhat.com>
+
+ * ggc.h (ggc_free): Declare.
+ * ggc-common.c (ggc_realloc): Use it.
+ * ggc-page.c: Remove lots of inline markers.
+ (globals): Add free_object_list.
+ (ggc_alloc): Tidy.
+ (ggc_free, validate_free_objects): New.
+ (poison_pages): Provide default.
+ (ggc_collect): Call validate_free_objects; emit markers to
+ the debug file.
+
+2004-01-28 Zack Weinberg <zack@codesourcery.com>
+ Jim Wilson <wilson@specifixinc.com>
+
+ * config/ia64/ia64.c (ia64_split_tmode, ia64_split_tmode_move):
+ Rewrite to use POST_INC/POST_DEC/POST_MODIFY instead of a
+ scratch pointer.
+ (ia64_secondary_reload_class): Delete case GR_REGS.
+ * config/ia64/ia64.md (movti, *movti_internal, movtf, *movtf_internal):
+ Do not allocate a scratch register.
+ (reload_inti, reload_outti, reload_intf, reload_outtf): Delete.
+
+2004-01-28 Jan Hubicka <jh@suse.cz>
+
+ * gcse.c (bypass_block): Prevent edges to be unified when we are
+ about to emit compenstation code.
+
+2004-01-28 Nick Clifton <nickc@redhat.com>
+
+ * config/arm/arm.c (arm_expand_builtin): Force second argument of
+ the setcwx insn into a register.
+
+2004-01-28 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/fp-bit.c (pack_d): When using paired doubles to implement
+ a long double, round the high part separately.
+ (unpack_d): Fix the case in which the high part is a power of two
+ and the low part is a nonzero value of the opposite sign.
+
+2004-01-28 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/c4x/c4x.c (TARGET_ASM_EXTERNAL_LIBCALL): New.
+ (TARGET_STRUCT_VALUE_RTX): Likewise.
+ (c4x_external_libcall): Likewise.
+ (c4x_struct_value_rtx): Likewise.
+ * config/c4x/c4x.h: Remove.
+ (STRUCT_VALUE_REGNUM): Likewise.
+ (ASM_OUTPUT_EXTERNAL_LIBCALL): Likewise.
+
+2004-01-28 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/i386/i386.c (TARGET_PROMOTE_PROTOTYPES): New.
+ (TARGET_STRUCT_VALUE_RTX): Likewise.
+ * config/i386/i386.h (STRUCT_VALUE_INCOMING): Remove.
+ (STRUCT_VALUE): Likewise.
+ (PROMOTE_PROTOTYPES): Likewise.
+
+2004-01-27 Roger Sayle <roger@eyesopen.com>
+
+ * config/pa/pa.c (emit_move_sequence): Check that operand1 is a
+ CONST_INT before using INTVAL.
+
+2004-01-27 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.h (TARGET_DEFAULT): Default to !TARGET_BACKCHAIN.
+ * config/s390/s390.c (s390_return_addr_rtx): Fail for all but current
+ frame if !TARGET_BACKCHAIN.
+ * config/s390/s390.md ("allocate_stack"): Use pattern only if
+ TARGET_BACKCHAIN.
+ * doc/invoke.texi (-mbackchain/-mno-backchain): Document new default.
+
+2004-01-27 Zack Weinberg <zack@codesourcery.com>
+
+ * ia64.c (ia64_function_arg): When placing HFAs in integer
+ registers, do not special case the mode used for complex
+ types. Do not advance int_regs until the current register
+ is full.
+
+2004-01-27 Richard Sandiford <rsandifo@redhat.com>
+
+ PR target/7297
+ * except.c (init_eh): Use a 5-word __jbuf for __builtin_setjmp().
+
+2004-01-27 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.c (rs6000_emit_move): #if 0 splitting
+ slow, unaligned loads and stores while debugging. Fix formatting.
+
+2004-01-27 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.md (save_stack_nonlocal): Use Pmode instead
+ of computing wmode.
+ (restore_stack_nonlocal): Same.
+
+2004-01-27 Devang Patel <dpatel@apple.com>
+
+ * Makefile.in (dwarf2out.o): Depend on input.h
+ * dbxout.c (dbx_debug_hooks): Add new empty hook for
+ imported_module_or_decl.
+ (xcoff_debug_hooks): Same.
+ * sdbout.c (sdb_debug_hooks): Same.
+ * vmsdbgout.c (vmsdbg_debug_hooks): Same.
+ * debug.c (do_nothing_debug_hooks): Same.
+ (debug_nothing_tree_tree): New function.
+ * debug.h (gcc_debug_hooks): New hook, imported_module_or_decl.
+ * dwarf2out.c: Include input.h.
+ (dwarf2_debug_hooks): Add new hook for imported_module_or_decl.
+ (remove_child_TAG): New function.
+ (dwarf_tag_name): Handle DW_TAG_imported_module.
+ (gen_subprogram_die): Equate decl number to declaration die. Do not
+ remove all children dies while reusing declaration die for definition.
+ Instead, selectively remove only formal parameters.
+ (gen_variable_die): Equate variable decl to declaration die.
+ (gen_field_die): Equate field decl to line number.
+ (force_namespace_die): Replace it with ...
+ (force_decl_die): ... this.
+ (force_type_die): New function.
+ (setup_namespace_context): Replace use of force_namespace_die() with
+ force_decl_die().
+ (gen_namespace_die): Same.
+ (dwarf2out_imported_module_or_decl): New function.
+
+2004-01-27 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Remove SUBREG
+ on CQImode and CHImode incoming arguments in register a7.
+ (function_arg): Wrap BLKmode argument in register a7 in a PARALLEL.
+ * config/xtensa/xtensa.h (BLOCK_REG_PADDING): Define.
+ * config/xtensa/xtensa.md (movdi, movdf): Only call force_reg or
+ xtensa_copy_incoming_a7 before reload.
+
+2004-01-27 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * coverage.c (get_coverage_counts): Give a different message
+ if flag_guess_branch_prob is set.
+ * predict.c (counts_to_freqs): Return an int.
+ (estimate_bb_frequencies): If counts_to_freqs returns zero,
+ calculate estimates.
+
+2004-01-27 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/iq2000/iq2000-protos.h: Remove the prototype for
+ iq2000_setup_incoming_varargs.
+ * config/iq2000/iq2000.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
+ (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
+ (TARGET_PROMOTE_PROTOTYPES): Likewise.
+ (TARGET_STRUCT_VALUE_RTX): Likewise.
+ (TARGET_RETURN_IN_MEMORY): Likewise.
+ (TARGET_SETUP_INCOMING_VARARGS): Likewise.
+ (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
+ (iq2000_return_in_memory): Likewise.
+ (iq2000_setup_incoming_varargs): Make it static. Receive the
+ first argument by reference.
+ * config/iq2000/iq2000.h (PROMOTE_FUNCTION_ARGS): Remove.
+ (PROMOTE_FUNCTION_RETURN): Likewise.
+ (PROMOTE_PROTOTYPES): Likewise.
+ (RETURN_IN_MEMORY): Likewise.
+ (STRUCT_VALUE): Likewise.
+ (SETUP_INCOMING_VARARGS): Likewise.
+ (STRICT_ARGUMENT_NAMING): Likewise.
- * rs6000.c (function_arg): Add IBM AIX XL compiler broken FP arg
- passing compatibility mode.
- * rs6000.h (TARGET_XL_CALL): Define default.
- * aix3newas.h (TARGET_XL_CALL, SUBTARGET_SWITCHES): Define.
- * aix41.h (TARGET_XL_CALL, SUBTARGET_SWITCHES): Define.
+2004-01-24 James A. Morrison <ja2morri@uwaterloo.ca>
-Fri Jul 12 15:04:43 1996 Doug Evans <dje@cygnus.com>
+ * fixinc/fixinc.c (test_test): Initialize res.
+ (start_flexer): Initialize pz_cmd_save.
- * arm.h (ASM_OUTPUT_MI_THUNK): Handle fns returning structures.
+2004-01-27 Zack Weinberg <zack@codesourcery.com>
- * ptx4.h ({ASM,LINK}_SPEC): %{V} %{v:%{!V:-V}} -> %{v:-V}.
- * svr4.h ({ASM,LINK}_SPEC): Likewise.
- * dsp16xx/dsp16xx.h ({ASM,LINK}_SPEC): Likewise.
- * i386/dgux.h (LINK_SPEC): Likewise.
- * i386/sol2.h (LINK_SPEC): Likewise.
- * m88k/dgux.h ({LINK,ASM_CPU}_SPEC): Likewise.
- * sparc/sol2.h ({ASM,LINK}_SPEC): Likewise.
- * sparc/sp64-elf.h ({ASM,LINK}_SPEC): Likewise.
- * sparc/sysv4.h (ASM_SPEC): Likewise.
+ * doc/rtl.texi (Arithmetic): Rewrite entries for PLUS,
+ SS_PLUS, US_PLUS, LO_SUM, MINUS, SS_MINUS, US_MINUS.
-Thu Jul 11 17:29:33 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+2004-01-27 Zack Weinberg <zack@codesourcery.com>
- * rs6000.h (GOT_TOC_REGNUM): New macro for r2, which is used as a
- marker for the GOT/TOC register to be allocated later.
- (MACHINE_DEPENDENT_REORG): Call rs6000_reorg.
- (rs6000_reorg): Add declaration.
+ PR 7198
+ * config/ia64/ia64.md (*nmaddsf4, *nmadddf4, *nmadddf4_alts)
+ (*nmadddf4_trunc, *nmaddxf4, *nmaddxf4_truncsf, *nmaddxf4_truncdf)
+ (*nmaddxf4_alts, *nmaddxf4_truncdf_alts):
+ Rewrite pattern as (minus (op 3) (mult (op 1) (op 2))).
+ Possibly rename pattern for consistency.
+ Remove ??? comments suggesting that this be done.
+ (*nmaddsf4_alts, *nmadddf4_truncsf_alts, *nmaddxf4_truncsf_alts):
+ New patterns.
+ (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr)
+ (divsf3_internal_lat, divsf3_internal_thr, sqrtsf2_internal_thr)
+ (divdf3_internal_lat, divdf3_internal_thr, sqrtdf2_internal_thr)
+ (divxf3_internal_lat, divxf3_internal_thr, sqrtxf2_internal_thr):
+ Update to match.
+
+2004-01-27 Ian Lance Taylor <ian@wasabisystems.com>
+
+ * config/arm/arm.c (output_return_instruction): Only restore IP
+ into SP if frame_pointer_needed.
+
+2004-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * config/sparc/sparc.c (function_arg_pass_by_reference): Return 1
+ for SCmode and DCmode if ARCH32.
+ (sparc_va_arg): Handle SCmode and DCmode by reference if ARCH32.
+ * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for TCmode
+ if ARCH32.
+ (BASE_RETURN_VALUE_REG): Return 32 for all FP modes except TFmode
+ if ARCH32.
+ (BASE_OUTGOING_VALUE_REG): Likewise.
- * rs6000.c (rs6000_got_register): Return REG 2, not a pseudo
- register in order to work with inlined functions.
- (rs6000_replace_regno): New function to replace a register with a
- new pseudo register.
- (rs6000_finalize_pic): Loop through all insns, replacing any
- GOT_TOC_REGNUM registers with new pseudo register, and adding
- initialization of GOT register if it was created.
- (rs6000_reorg): New function to check whether the GOT_TOC register
- marker was removed.
-
-Thu Jul 11 10:12:50 1996 Jeffrey A Law (law@cygnus.com)
-
- * h8300.h (OK_FOR_U): If generating H8/S code, accept
- SYMBOL_REF and SYMBOL_REF + CONST_INT.
-
- * h8300.c ({shift,rotate}_one): Emit tabs between opcode and
- operands to be consistent with the rest of the compiler.
- (shift_two, rotate_two): Define.
- (get_shift_alg): Accept new argument "assembler2_p" for
- rotate/shift by two insns. All callers changed. Rework
- to generate more efficient code on the H8/300, H8/300H, and H8/S.
- Try to simplify somewhat.
- (emit_a_shift): Use shift-by-two insns when they're available.
- Emit tabs between opcode and operands to be consistent with
- the rest of the compiler.
-
-Wed Jul 10 19:32:17 1996 Jim Wilson <wilson@cygnus.com>
-
- * mips/iris6.h (ASM_SPEC): Correct typos in Jun 18 change.
-
-Wed Jul 10 18:56:38 1996 Ian Lance Taylor <ian@cygnus.com>
-
- * sh.c (machine_dependent_reorg): When looking for instruction that
- sets register in LOG_LINKS, skip link if REG_NOTE_KIND is not zero.
-
-Wed Jul 10 15:02:18 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000.c (rs6000_got_register): New function to return a pseudo
- register to hold the pic register. Abort if reload is in progress
- or done.
- (num_insns_constant): Allow SFmode and DFmode.
-
- * rs6000.h (CONST_DOUBLE_OK_FOR_LETTER_P): Redo 'G' so that it
- means a constant that takes exactly two insns.
- (rs6000_got_register): Add declaration.
-
- * rs6000.md (movsi_got): Move setup of pic register to
- rs6000_got_register.
- (movsf): If -msoft-float, don't force constants to memory.
- (mov{sf,df} insns): If soft floating point, allow any constant to
- be loaded. Add define_splits that allow the 604 to use both
- integer units for loading constants. Make sure insn length is
- correct.
-
-Tue Jul 9 17:05:10 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000.c (easy_fp_constant): All FP constants are considered
- hard for -fpic and hardware floating point, so that the GOT
- register is created.
-
-Tue Jul 9 15:21:27 1996 Jim Wilson <wilson@cygnus.com>
-
- * x-iris6 (FIXPROTO_DEFINES): Add -D_SGI_SOURCE.
-
-Mon Jul 8 18:00:33 1996 Jim Wilson <wilson@cygnus.com>
-
- * sh.h (enum reg_class): Add new class GENERAL_FP_REGS.
- (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
-
- * cse.c (note_mem_written): Varying structure memory access with
- AND address can alias scalars.
- * sched.c ({true,anti,output}_dependence): Likewise.
-
- * sh.c (calc_live_regs): For pragma_interrupt case, exclude call
- clobbered regs that are fixed, explicitly add MACH_REG and MACL_REG.
-
- * calls.c (expand_call): For assign_stack_temp call in PARALLEL case,
- get mode from type instead of using BLKmode.
- * function.c (aggregate_value_p): If hard_function_value returns
- a non-REG, then return 0.
-
- * mips.c (function_arg): Add explicit checks for FIELD_DECLs.
- (mips_function_value): Add explicit checks for FIELD_DECLs, and save
- them in the array FIELDS. When returning structure with 1 float field,
- enclose it in a PARALLEL and set the PARALLEL mode correctly.
- * mips.md (call_value): Call gen_call_value_multiple_internal0
- only if there are multiple return values. Strip the PARALLEL off
- if there there is only one return value.
-
-Mon Jul 8 16:27:33 1996 Jeffrey A. Law <law@cygnus.com>
-
- * First cut at support for the H8/S.
- * h8300.c (h8300_init_once): Handle the H8/S (treat it
- like the H8/300H).
- (dosize, adds_subs_operand, one_insn_adds_subs_operand): Likewise.
- (output_adds_subs, const_costs, print_operand): Likewise.
- (output_simode_bld, h8300_adjust_insn_length): Likewise.
- (push_order, pop_order): Reverse.
- (function_prologue): Try to use ldm.l and stm.l insns
- on the H8/S. Minor cleanups.
- (function_epilogue): Likewise.
- (asm_file_start): Emit ".h8300s" when compiling for the H8/S.
- * h8300/h8300.h (CPP_SPEC): Handle the H8/S.
- (TARGET_H8300S): New target.
- (TARGET_SWITCHES): Add "-ms" and "-mno-s".
- (BITS_PER_WORD): Handle the H8/S (treat it like the H8/300H).
- (UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY): Likewise.
- (BIGGEST_ALIGNMENT, BIGGEST_FIELD_ALIGNMENT): Likewise.
- (INITIALIZE_TRAMPOLINE, MOVE_MAX, Pmode): Likewise.
- * h8300.md: Handle H8/S just like H8/300H
- throughout the entire file.
- * t-h8300 (MULTILIB_OPTIONS): Build "-ms" libraries too.
- (MULTILIB_DIRNAMES): Put H8/S libraries in "h8300s" directory.
- * h8300/lib1funcs.asm: Emit ".h8300s" pseudo-op when generating
- h8300s object files. Otherwise treat the H8/S just like the H8/300H.
- * ginclude/stdarg.h: Handle the H8/S.
- * ginclude/varargs.h: Likewise.
-
-Mon Jul 8 14:50:58 1996 Doug Evans <dje@cygnus.com>
-
- * sparc/sol2.h (LINK_SPEC): Don't pass `-z text' if
- -shared -mimpure-text.
-
-Sun Jul 7 18:03:46 1996 Torbjorn Granlund <tege@noisy.tmg.se>
+2004-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
- * m68k/lb1sf68.asm (__udivsi3): Use faster tstw instead of btst.
+ PR target/10904
+ PR target/13058
+ * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): New.
+ Forbid mode changes from SImode for lower FP regs if ARCH64.
-Thu Jul 4 11:44:39 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+2004-01-27 J"orn Rennecke <joern.rennecke@superh.com>
- * expr.c (get_inner_reference): Delete using alternate mode for
- bitfield; we don't make bitfields anymore if not needed.
+ * Makefile.in (bt-load.o): Depend on except.h.
+ * bt-load.c (except.h): #include.
+ (compute_defs_uses_and_gen): If insn at end of BB can throw
+ within this function, consider registers used by it unavailable for
+ btr migration.
+ (move_btr_def): If insn at end of BB can throw, insert before rather
+ than after.
-Wed Jul 3 18:23:17 1996 Stephen L Moshier (moshier@world.std.com)
-
- * c-common.c (record_function_format): Define as static.
-
- * collect2.c (at SUNOS4_SHARED_LIBRARIES): Fix reference to unistd.h.
-
-Wed Jul 3 17:35:20 1996 Gavin Koch <gavin@cygnus.com>
-
- * c-typeck.c (default_conversion): Add bitfield promotions.
-
-Wed Jul 3 17:09:22 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * gcc.c (default_compilers): Add null entries for languages we
- heard of.
- (main): If found one of those entries, say compiler not installed.
-
-Wed Jul 3 12:52:53 1996 Jeffrey A. Law <law@cygnus.com>
-
- * pa.c (fmpy_operands): Define.
- (combinable_{fmpy,add,fsub}): New function.
- * pa.md (parallel_addb, parallel_movb): New patterns.
- (fmpyadd, fmpysub): New patterns.
-
- * pa.c (fmpy{add,sub}operands): Tighten checks. Allow SFmode.
-
-Tue Jul 2 18:57:15 1996 Jeffrey A. Law <law@cygnus.com>
-
- * pa.c (ireg_or_int5_operand): New function.
- (output_parallel_movb, output_parallel_addb): Likewise.
- (combinable_copy, combinable_add, following_call): Likewise.
- (pa_adjust_insn_length): Handle parallel unconditional branches.
- (output_movb): Handle case were destination is %sar.
- * pa.h: Declare new functions.
- * pa.md (parallel_branch): New "type" attribute.
- (delay slot descriptions): Don't allow "parallel_branches" in
- delay slots. Fill "parallel_branches" like "branch" insns.
- (movb patterns): Handle %sar as destination register.
-
- * expr.c (compare): If function pointers need canonicalization
- before comparisons, canonicalize them.
- (do_store_flag): Do not use an sCC insn for a function pointer
- comparison if function pointers need canonicalization before
- comparing.
-
-Tue Jul 2 17:56:37 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000/sysv4.h ({START,END}FILE_LINUX_SPEC): If -mnewlib is not
- used, use the crtbegin/crtend that 2.7.2 used.
-
-Sat Jun 29 07:10:02 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000.h (INIT_EXPANDERS): Define, call rs6000_init_expanders.
- (RS6000_VARARGS_OFFSET): fpmem area no longer next to outgoing
- argument area.
- (STARTING_FRAME_OFFSET, STACK_DYNAMIC_OFFSET): Likewise.
- (frame_pointer_needed): Add external declaration.
- (rs6000_{save,restore}_machine_status): Ditto.
- (rs6000_init_expanders): Likewise.
-
- * rs6000.c (rs6000_{save,restore}_machine_status): New functions
- to save and restore the globals needed on a per function basis.
- (rs6000_init_expanders): Initialize globals needed on a per
- function basis, and set up so the above save/restore functions are
- called when processing nested functions.
- (output_epilog): Don't initialize per function globals here.
- (rs6000_stack_info): Change where fpmem save area is to below local
- variables, and not just below the outgoing argument area.
-
- * rs6000.md (floatsidf2*, fix_truncdfsi2*): Rewrite conversion
- routines to track new location of the fpmem save area. Allocate a
- new base register temp for the routines in case the stack frame is
- more than 32k in size.
-
-Sat Jun 29 05:44:37 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * explow.c (convert_memory_address, case PLUS): Fix error in
- last change.
-
-Fri Jun 28 23:30:48 1996 Jeffrey A. Law <law@cygnus.com>
-
- * reload1.c (choose_reload_regs): Properly mark spill registers
- as in use for inherited reloads.
+ * flags.h (flag_btr_bb_exclusive): Declare.
+ * toplev.c (flag_btr_bb_exclusive): New variable.
+ (f_options): Add btr-bb-exclusive.
+ * bt-load.c (augment_live_range): Restore old behaviour if
+ flag_btr_bb_exclusive is set.
+ * common.opt: Add entry for -fbtr-bb-exclusive.
+ * opts.c (common_handle_options): Same.
+ * doc/invoke.texi: Document -fbtr-bb-exclusive.
-Fri Jun 28 18:37:20 1996 Stephen L Moshier <moshier@world.std.com>
+ * bt-load.c (btrs_live_at_end): New variable.
+ (compute_defs_uses_and_gen): Compute its pointed-to array.
+ (clear_btr_from_live_range, add_btr_to_live_range): Update it.
+ (augment_live_range): When augmenting with a new dominator,
+ use only its btrs_live_at_end set, but also add in the full set
+ of the old dominator.
+ (btr_def_live_range): Use btrs_live_at_end.
+ (move_btr_def): Set other_btr_uses_before_def, and move new set
+ to the end of the basic block, if appropriate.
+ (migrate_btr_defs): Allocate and free btrs_live_at_end.
- * objc/sarray.c (ifdef __alpha__): Don't declare `free'.
- * objc/thr-decosf1.c (objc_thread_id): Use pthread_getunique_np
- to obtain a thread ID value.
- (objc_mutex_allocate): Cast mutex->owner to _objc_thread_t.
- (objc_mutex_{deallocate,unlock}): Likewise.
- (objc_mutex_{try,un,}lock): Declare thread_id as _objc_thread_t.
+ * bt-load.c (basic_block_freq): Remove outdated comment.
- * real.c (asctoeg): `0.0eX' is zero, regardless of the exponent X.
+2004-01-27 Alan Modra <amodra@bigpond.net.au>
-Fri Jun 28 18:33:13 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+ * config/rs6000/rs6000.h: Correct target_flags free bits comment.
+ (PREDICATE_CODES): Remove duplicate.
+ * config/rs6000/linux64.h (CPP_SYSV_SPEC): Don't define.
+ (SUBSUBTARGET_OVERRIDE_OPTIONS): Disallow 32 bit TARGET_PROFILE_KERNEL.
+ (MASK_PROFILE_KERNEL): Adjust define.
- * vax.md (rotl): Remove extraneous `$'.
-
- * combine.c (previous_num_undos): Deleted variable.
- (MAX_UNDO): Deleted macro.
- (struct undo): New field, next.
- (struct undobuf): Deleted num_undos and undo.
- New fields undos, frees, and previous_undos.
- (SUBST, SUBST_INT): Rework to allocate memory and chain undo entries.
- (combine_instructions): Initialize undobuf.{undos,previous_undos},
- not undobuf.num_undo and previous_num_undos.
- (try_combine): Likewise.
- (undo_all, gen_rtx_combine): Rework to use new data structures.
-
-Fri Jun 28 16:48:25 1996 Scott Christley <scottc@net-community.com>
+2004-01-27 Jakub Jelinek <jakub@redhat.com>
- * objc/sendmsg.c (__objc_block_forward): New function.
- (get_imp, objc_msg_lookup): Use different forwarding function
- when the returning a floating point value.
+ * config/i386/i386.c (ix86_constant_alignment): Decrease alignment
+ of long string literals from 32 bytes to sizeof (void *) when !-Os
+ and to 1 with -Os.
-Fri Jun 28 16:25:25 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
-
- * configure: Allow multiple makefile frags.
- (i[3456]86-*-linux*oldld*): Add i386/t-crtstuff as target frag.
- (i[3456]86-*-linux*aout*, i[3456]86-*-linux*): Likewise.
- (m68k-*-linux*aout*): Add t-linux-aout as target frag.
- (m68k-*-linux*): Add t-linux as target frag.
- * Makefile.in (Makefile): xmake_file and tmake_file now already
- contain the $(srcdir)/config prefix.
+2004-01-26 Kazu Hirata <kazu@cs.umass.edu>
- * config/t-linux (BOOT_CFLAGS): Removed, no longer necessary.
- (CRTSTUFF_T_CFLAGS): Don't define.
- (CRTSTUFF_T_CFLAGS_S): Define this instead.
- * config/t-linux-aout (BOOT_CFLAGS): Removed.
- * m68k/t-linux: Remove variables now in t-linux.
+ * config/h8300/h8300.c (h8300_tiny_constant_address_p): Accept
+ constant addresses in the normal mode.
-Fri Jun 28 15:06:05 1996 John F. Carr <jfc@mit.edu>
+2004-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
- * alpha.c (alpha_emit_conditional_move): Emit correct code when
- incoming comparison code is NE.
+ * system.h (CHAR_BITFIELD): Delete.
+ (BOOL_BITFIELD): New.
+ * c-decl.c (c_scope): Use BOOL_BITFIELD.
+ * gengtype-lex.l: Recognize BOOL_BITFIELD instead of CHAR_BITFIELD.
-Fri Jun 28 14:35:45 1996 J.T. Conklin <jtc@hippo.cygnus.com>
+2004-01-26 Kazu Hirata <kazu@cs.umass.edu>
- * c-decl.c (init_decl_processing): Register __builtin_memset
- and memset as builtin functions.
- * expr.c (expand_builtin, case BUILTIN_MEMSET): Open code memset
- where val == 0.
+ * config/arc/arc.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
+ (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
+ (TARGET_PROMOTE_PROTOTYPES): Likewise.
+ (TARGET_STRUCT_VALUE_RTX): Likewise.
+ (TARGET_RETURN_IN_MEMORY): Likewise.
+ (arc_return_in_memory): Likewise.
+ * config/arc/arc.h (PROMOTE_FUNCTION_ARGS): Remove.
+ (PROMOTE_FUNCTION_RETURN): Likewise.
+ (RETURN_IN_MEMORY): Likewise.
+ (STRUCT_VALUE): Likewise.
-Fri Jun 28 14:10:03 1996 Richard Henderson <rth@tamu.edu>
+2004-01-26 Richard Henderson <rth@redhat.com>
- * alpha/linux.h (FUNCTION_PROFILER): _mcount has non-standard linkage.
- * alpha/elf.h (LINK_SPEC): Bring emulation name into sync
- with Cygnus snapshot.
+ * c-parse.in (extension): Use itype.
+ (SAVE_EXT_FLAGS): Don't allocate a tree.
+ (RESTORE_EXT_FLAGS): Don't read a tree.
- * alpha.h ({MASK,TARGET}_BUILD_CONSTANTS): New macros.
- (TARGET_SWITCHES): New target option build-constants.
- * alpha.c (alpha_emit_set_long_const): New function.
- * alpha.md (movdi): Call it.
- * expmed.c (expand_mult_highpart): Use op1 not wide_op1 in
- expansion of mul_highpart.
-
- * alpha.c (output_{pro,epi}log): Flag_inhibit_size_directive
- should supress .ent, .end, and accompanying directives.
- (alpha_output_lineno): Fix polarity on GAS test.
- * alpha.h (NO_DBX_FUNCTION_END): New macro.
- * dbxout.c (dbxout_function): Respect NO_DBX_FUNCTION_END.
- * alpha/elf.h: New file.
- * alpha/linux.h (INITIALIZE_TRAMPOLINE): New definition.
- * alpha/xm-linux.h (HAVE_STRERROR): Define.
- * configure (alpha*-linux*ecoff*): New target, was alpha-*-linux*.
- (alpha-*-linux*): Use elf.h.
- * crtstuff.c (init_dummy): Only i386-linux (at most)
- needs ___brk_addr hack.
-
-Thu Jun 27 20:23:30 1996 Jon Buller (jonb@metronet.com)
+2004-01-26 Jan Hubicka <jh@suse.cz>
- * ns32k.c (split_di): New; from i386.c.
- * ns32k.md (adddi3, subdi3, negdi3): New patterns.
+ * cselib.c (discard_useless_values): Clear out value pointer pointing
+ to datastructure to be recycled.
-Thu Jun 27 19:42:50 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+2004-01-25 Jan Hubicka <jh@suse.cz>
- * combine.c (force_to_mode, case NE): Fix typo and logical error.
- (simplify_comparison): Don't swap args if op1 is CONST_INT.
+ * genextract.c (main): Do not output the memset when not checking.
+
+2004-01-26 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.c (h8300_tiny_constant_address_p): Use a
+ switch statement instead of a chain of if statements.
+
+2004-01-26 Jeff Law <law@redhat.com>
+
+ * doc/contrib.texi: Minor cleanup for Paolo Carlini's entry. Add
+ acute accents for Petur Runolfsson's entry.
+
+2004-01-26 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/pdp11/pdp11.c (TARGET_STRUCT_VALUE_RTX): New.
+ (TARGET_RETURN_IN_MEMORY): Likewise.
+ * config/pdp11/pdp11.h (STRUCT_VALUE): Remove.
+ (RETURN_IN_MEMORY): Likewise.
+
+2004-01-26 Fariborz Jahanian <fjahanian@apple.com>
+
+ * config/rs6000/rs6000.c (rs6000_emit_move): split slow
+ unaligned load/store into smaller loads and stores.
-Thu Jun 27 18:49:35 1996 Jim Wilson <wilson@cygnus.com>
+2004-01-26 Fariborz Jahanian <fjahanian@apple.com>
- * expmed.c (extract_bit_field): Check TRULY_NOOP_TRUNCATION before
- making a SUBREG of a REG.
+ * function.c (assign_parms): Do not assign
+ long long argument to memory in prologue if
+ is it loaded into register.
-Thu Jun 27 11:03:59 1996 Ian Lance Taylor <ian@cygnus.com>
+2004-01-26 Fariborz Jahanian <fjahanian@apple.com>
- * mips.h (CC1_SPEC): Put spaces between the -mips* cases.
- * mips/osfrose.h (CC1_SPEC): Likewise.
+ PR middle-end/13779
+ * expr.c (emit_group_load): split constant
+ correctly into register components of PARALLEL insn.
- * sh.c (output_branch): Don't call ADJUST_INSN_LENGTH if insn is
- inside sequence.
+2004-01-26 Fariborz Jahanian <fjahanian@apple.com>
-Wed Jun 26 19:09:43 1996 Jeffrey A. Law <law@cygnus.com>
+ * gcc/config/rs6000/rs6000.md (save_stack_nonlocal):
+ Use adjust_address_nv directly with appropriate mode.
+ (restore_stack_nonlocal): Ditto.
- * pa.h (CMP_PSI): Delete.
- (FUNCTION_POINTER_COMPARISON_MODE): Likewise.
- * pa.md (cmppsi): Delete expander.
- (canonicalize_funcptr_for_compare): Renamed from plabel_dereference,
- turned into an expander + anonymous pattern.
+2004-01-26 Kazu Hirata <kazu@cs.umass.edu>
-Tue Jun 25 22:36:11 1996 Doug Evans <dje@seba.cygnus.com>
+ * config/xtensa/xtensa-protos.h: Remove the prototype for
+ xtensa_builtin_saveregs.
+ * config/xtensa/xtensa.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
+ (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
+ (TARGET_PROMOTE_PROTOTYPES): Likewise.
+ (TARGET_STRUCT_VALUE_RTX): Likewise.
+ (TARGET_RETURN_IN_MEMORY): Likewise.
+ (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
+ (xtensa_builtin_saveregs): Make it static.
+ (xtensa_return_in_memory): New.
+ * config/xtensa/xtensa.h (PROMOTE_FUNCTION_ARGS: Remove.
+ (PROMOTE_FUNCTION_RETURN): Likewise.
+ (PROMOTE_PROTOTYPES): Likewise.
+ (STRUCT_VALUE): Likewise.
+ (RETURN_IN_MEMORY): Likewise.
+ (EXPAND_BUILTIN_SAVEREGS): Likewise.
- * gcc.c (PEXECUTE_VERBOSE): Define.
- (execute): Pass PEXECUTE_VERBOSE to pexecute if -v.
+2004-01-26 Kazu Hirata <kazu@cs.umass.edu>
-Tue Jun 25 12:23:54 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+ * config/arm/arm.c (TARGET_SETUP_INCOMING_VARARGS): New.
+ (arm_setup_incoming_varargs): Likewise.
+ * config/arm/arm.h (SETUP_INCOMING_VARARGS): Remove.
- * rs6000.h (FINALIZE_PIC): Define to call rs6000_finalize_pic.
- (rs6000_finalize_pic): Add declaration.
- (svr4_traceback): Delete unused declaration.
+2004-01-26 Kazu Hirata <kazu@cs.umass.edu>
- * rs6000.md (movsi_got): Don't emit gen_init_v4_pic insn.
- (V.4 call insns): Do not use @plt for PIC calls.
+ * config/cris/cris.c (TARGET_SETUP_INCOMING_VARARGS): New.
+ (cris_setup_incoming_varargs): Likewise.
+ * config/cris/cris.h (SETUP_INCOMING_VARARGS): Remove.
- * rs6000.c (print_operand_address): Handle LABEL_REF just like
- SYMBOL_REF.
- (rs6000_finalize_pic): Define, emit the gen_init_v4_pic insn
- before all other insns if needed for V.4 PIC calls.
+2004-01-26 Kazu Hirata <kazu@cs.umass.edu>
- * eabi-ci.asm (_GLOBAL_OFFSET_TABLE_): Do not provide a default
- definition, since it interferes with the linker generated version.
+ * config/ns32k/ns32k.c (TARGET_STRUCT_VALUE_RTX): New.
+ (ns32k_struct_value_rtx): Likewise.
+ * config/ns32k/ns32k.h (STRUCT_VALUE_REGNUM): Rename to
+ NS32K_STRUCT_VALUE_REGNUM.
-Tue Jun 25 01:17:50 1996 Jeffrey A. Law <law@cygnsu.com>
+2004-01-26 Kazu Hirata <kazu@cs.umass.edu>
- * h8300.c (function_prologue): Update "monitor" prologues.
- (function_epilogue): Similarly.
+ * config/arm/arm.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
+ (TARGET_PROMOTE_PROTOTYPES): Likewise.
+ (TARGET_STRUCT_VALUE_RTX): Likewise.
+ (arm_struct_value_rtx): Likewise.
+ * config/arm/arm.h (PROMOTE_FUNCTION_ARGS): Remove.
+ (STRUCT_VALUE): Likewise.
+ (STRUCT_VALUE_REGNUM): Likewise.
+ (PROMOTE_PROTOTYPES): Likewise.
- * pa.h (PARSE_LDD_OUTPUT): Handle dynamic libraries that are
- loaded "statically".
+2004-01-26 Kazu Hirata <kazu@cs.umass.edu>
-Mon Jun 24 19:48:36 1996 Joel Sherrill <joel@merlin.gcs.redstone.army.mil>
+ * config/ia64/ia64-protos.h: Remove the prototype for
+ ia64_setup_incoming_varargs and ia64_return_in_memory.
+ * config/ia64/ia64.c (TARGET_STRUCT_VALUE_RTX): New.
+ (TARGET_RETURN_IN_MEMORY): Likewise.
+ (TARGET_SETUP_INCOMING_VARARGS): Likewise.
+ (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
+ (ia64_setup_incoming_varargs): Adjust the arguments to meet
+ the requirement of TARGET_SETUP_INCOMING_VARARGS.
+ (ia64_return_in_memory): Make it static. Change the return
+ type to bool from int. Add an argument.
+ (ia64_struct_value_rtx): New.
+ * config/ia64/ia64.h: Remove commented-out definitions of
+ PROMOTE_FUNCTION_ARGS, PROMOTE_FUNCTION_RETURN, and
+ PROMOTE_PROTOTYPES.
+ (RETURN_IN_MEMORY): Remove.
+ (STRUCT_VALUE_REGNUM): Likewise.
+ (STRICT_ARGUMENT_NAMING): Likewise.
+
+2004-01-26 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR target/13666
+ * config/sparc/sparc.c (function_arg_union_value): New function.
+ (function_arg): Use it to deal with unions.
+ (function_value): Likewise. Define 'regbase' only for ARCH64.
+ Replace a conditional statement by a simpler one.
+
+2004-01-26 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.c (mips16_optimize_gp): Delete.
+ (mips_reorg): Don't call it.
+
+2004-01-26 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
+
+ * config/c4x/c4x.md (addqi3_noclobber): Move up pecking order.
+ (floatunsqihf2): Remove operand 6.
+ (fixhfqi_set, fix_trunchfqi2, fixuns_trunchfqi2): Group with other
+ fix patterns.
+ (ldi_conditional, ldf_conditional): Validate operands.
+
+2004-01-26 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
+
+ * config/c4x/c4x.h (BCT_CHECK_LOOP_ITERATIONS): Remove.
+ (HAVE_GAS_HIDDEN): Undefine as interim measure.
+
+2004-01-26 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
+
+ * config/c4x/c4x.c (c4x_legitimate_address_p): Invalidate direct
+ memory references if TARGET_EXPOSE_LDP nonzero.
+
+2004-01-26 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
+
+ * config/c4x/c4x.c (legitimize_operands): Truncate invalid shift counts.
+
+2004-01-26 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
+
+ * config/c4x/c4x.c (c4x_valid_operands): More aggressively reject
+ invalid operand combinations.
+
+2004-01-26 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
+
+ * config/c4x/c4x.c (c4x_check_legit_addr): Rename to
+ c4x_legitimate_address_p. Fix post_modify check.
+
+ * config/c4x/c4x-protos.h (c4x_check_legit_addr): Adjust.
+ * config/c4x/c4x.h (c4x_check_legit_addr): Adjust.
+
+2004-01-25 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/pa/pa-protos.h: Remove the prototype for
+ hppa_builtin_saveregs. Add a prototype for
+ pa_return_in_memory.
+ * config/pa/pa.c (TARGET_PROMOTE_FUNCTION_RETURN): New.
+ (TARGET_PROMOTE_PROTOTYPES): Likewise.
+ (TARGET_STRUCT_VALUE_RTX): Likewise.
+ (TARGET_RETURN_IN_MEMORY): Likewise.
+ (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
+ (pa_struct_value_rtx): Likewise.
+ (pa_return_in_memory): Likewise.
+ * config/pa/pa.h (STRUCT_VALUE_REGNUM): Rename to
+ PA_STRUCT_VALUE_REGNUM.
+ (INIT_CUMULATIVE_ARGS): Use pa_return_in_memory.
+ (EXPAND_BUILTIN_SAVEREGS): Remove.
+ (PROMOTE_PROTOTYPES): Likewise.
+ (PROMOTE_FUNCTION_RETURN): Likewise.
+
+2004-01-25 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): New.
+ (TARGET_STRUCT_VALUE_RTX): Likewise.
+ (vax_struct_value_rtx): Likewise.
+ * config/vax/vax.h (STRUCT_VALUE_REGNUM): Rename to
+ VAX_STRUCT_VALUE_REGNUM.
+ (PROMOTE_PROTOTYPES): Remove.
+
+2004-01-26 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
+
+ * config/c4x/c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Handle symref.
+
+2004-01-25 Chris Demetriou <cgd@broadcom.com>
+
+ * config/mips/mips.h (ISA_HAS_HILO_INTERLOCKS): MIPS32, MIPS32r2,
+ and MIPS64 have HI/LO interlocks. Update comment.
+
+2004-01-25 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/stormy16/stormy16-protos.h: Remove the prototype for
+ xstormy16_setup_incoming_varargs.
+ * config/stormy16/stormy16.c
+ (xstormy16_setup_incoming_varargs): Remove.
+ (xstormy16_return_in_memory): New.
+ (TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
+ (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
+ (TARGET_PROMOTE_PROTOTYPES): Likewise.
+ (TARGET_STRUCT_VALUE_RTX): Likewise.
+ (TARGET_RETURN_IN_MEMORY): Likewise.
+ * config/stormy16/stormy16.h (PROMOTE_FUNCTION_ARGS): Remove.
+ (PROMOTE_FUNCTION_RETURN): Likewise
+ (PROMOTE_PROTOTYPES): Likewise
+ (RETURN_IN_MEMORY): Likewise
+ (STRUCT_VALUE): Likewise
+ (SETUP_INCOMING_VARARGS): Likewise
+
+2004-01-25 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.c (mips_offset_within_object_p): New function.
+ (mips_symbolic_constant_p): Use it in the SYMBOL_SMALL_DATA and
+ SYMBOL_CONSTANT_POOL cases. Also use it for SYMBOL_GENERAL if the
+ ABI has 64-bit pointers and the object file only allows 32-bit symbols.
+
+2004-01-25 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/sh/sh.h (PROMOTE_FUNCTION_ARGS): Remove.
+ (PROMOTE_FUNCTION_RETURN): Likewise.
+
+2004-01-25 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/mn10300/mn10300-protos.h: Remove the prototype for
+ mn10300_builtin_saveregs.
+ * config/mn10300/mn10300.c (TARGET_PROMOTE_PROTOTYPES): New.
+ (TARGET_STRUCT_VALUE_RTX): Likewise.
+ (TARGET_RETURN_IN_MEMORY): Likewise.
+ (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
+ (mn10300_return_in_memory): Likewise.
+ (mn10300_builtin_saveregs): Make it static.
+ * config/mn10300/mn10300.h (PROMOTE_PROTOTYPES): Remove.
+ (RETURN_IN_MEMORY): Likewise.
+ (STRUCT_VALUE): Likewise.
+ (EXPAND_BUILTIN_SAVEREGS): Likewise.
+
+2004-01-25 Eric Botcazou <ebotcazou@act-europe.fr>
+
+ PR bootstrap/13853
+ * cfgcleanup.c (try_optimize_cfg): Explicitly test against 0.
+
+2004-01-25 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/lib1funcs.asm (divnorm, modnorm): Optimize by
+ using ccr.
+
+2004-01-25 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/i860/i860-protos.h: Remove the prototype for
+ i860_saveregs.
+ * config/i860/i860.c (i860_saveregs): Make it static.
+ (i860_struct_value_rtx): New.
+ (TARGET_STRUCT_VALUE_RTX): Likewise.
+ (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
+ * config/i860/i860.h (STRUCT_VALUE_REGNUM): Rename to
+ I860_STRUCT_VALUE_REGNUM.
+ (EXPAND_BUILTIN_SAVEREGS): Remove.
+
+2004-01-25 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/m68hc11/m68hc11.c (TARGET_STRUCT_VALUE_RTX): New.
+ (TARGET_RETURN_IN_MEMORY): Likewise.
+ (m68hc11_struct_value_rtx): Likewise.
+ (m68hc11_return_in_memory): Likewise.
+ * config/m68hc11/m68hc11.h: Remove a commented-out definition
+ of PROMOTE_PROTOTYPES.
+ (RETURN_IN_MEMORY): Remove.
+ (STRUCT_VALUE_REGNUM): Likewise.
+
+2004-01-25 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/mmix/mmix-protos.h: Remove the prototype for
+ mmix_setup_incoming_varargs.
+ * config/mmix/mmix.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
+ (TARGET_STRUCT_VALUE_RTX): Likewise.
+ (TARGET_SETUP_INCOMING_VARARGS): Likewise.
+ (mmix_setup_incoming_varargs): Make it static.
+ (mmix_struct_value_rtx): New.
+ * config/mmix/mmix.h (PROMOTE_FUNCTION_ARGS): Remove.
+ Remove a commented-out definition of PROMOTE_FUNCTION_RETURN.
+ (STRUCT_VALUE_REGNUM): Remove.
+ (SETUP_INCOMING_VARARGS): Likewise.
- * configure ({i386,i960,m68k,powerpc,sparc}-rtems): New targets.
- * i386/go32-rtems.h, i386/i386-rtems.h: New files.
- * i960/i960-rtems.h: New file.
- * m68k/m68k-rtems.h: New file.
- * rs6000/powerpc-rtems.h: New file.
- * sparc/sparc-rtems.h: New file.
+2004-01-25 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/mips/mips-protos.h: Remove the prototypes for
+ mips_setup_incoming_varargs and mips_return_in_memory.
+ * config/mips/mips.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
+ (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
+ (TARGET_PROMOTE_PROTOTYPES): Likewise.
+ (TARGET_STRUCT_VALUE_RTX): Likewise.
+ (TARGET_RETURN_IN_MEMORY): Likewise.
+ (TARGET_SETUP_INCOMING_VARARGS): Likewise.
+ (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
+ (mips_setup_incoming_varargs): Match the prototype for
+ TARGET_SETUP_INCOMING_VARARGS.
+ (mips_return_in_memory): Make it static. Add argument fntype.
+ (mips_strict_argument_naming): New.
+ * config/mips/mips.h (PROMOTE_PROTOTYPES): Remove.
+ (PROMOTE_FUNCTION_ARGS): Likewise.
+ (PROMOTE_FUNCTION_RETURN): Likewise.
+ (STRUCT_VALUE): Likewise.
+ (RETURN_IN_MEMORY): Likewise.
+ (SETUP_INCOMING_VARARGS): Likewise.
+ (STRICT_ARGUMENT_NAMING): Likewise.
+
+2004-01-25 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/ip2k/ip2k.c (TARGET_STRUCT_VALUE_RTX): New.
+ (TARGET_RETURN_IN_MEMORY): Likewise.
+ (TARGET_SETUP_INCOMING_VARARGS): Likewise.
+ (ip2k_return_in_memory): Likewise.
+ (ip2k_setup_incoming_varargs): Likewise.
+ * config/ip2k/ip2k.h (RETURN_IN_MEMORY): Remove.
+ (STRUCT_VALUE): Likewise.
+ (STRUCT_VALUE_INCOMING): Likewise.
+ (SETUP_INCOMING_VARARGS): Likewise.
-Mon Jun 24 23:09:22 1996 Paul Eggert <eggert@twinsun.com>
+2004-01-25 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/avr/avr.c (TARGET_STRUCT_VALUE_RTX): New.
+ (TARGET_RETURN_IN_MEMORY): Likewise.
+ (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
+ (avr_return_in_memory): Remove.
+ * config/avr/avr.h (RETURN_IN_MEMORY): Remove.
+ (STRUCT_VALUE): Likewise.
+ (STRUCT_VALUE_INCOMING): Likewise.
+ (STRICT_ARGUMENT_NAMING): Likewise.
+
+2004-01-25 Jan Hubicka <jh@suse.cz>
+
+ * combine.c (recog_for_combine): Avoid allocating unnecesary RTX.
+
+2004-01-25 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips-protos.h (mips_reg_mode_ok_for_base_p): Delete.
+ (mips_regno_mode_ok_for_base_p): Declare.
+ * config/mips/mips.h (ARG_POINTER_REGNUM): Renumber to 77.
+ (FRAME_POINTER_REGNUM): Renumber to 78.
+ (FIRST_PSEUDO_REGISTER): Update comment accordingly.
+ (BASE_REG_P, GP_REG_OR_PSEUDO_STRICT_P): Delete.
+ (GP_REG_OR_PSEUDO_NONSTRICT_P): Delete.
+ (REGNO_MODE_OK_FOR_BASE_P): Use mips_regno_mode_ok_for_base_p.
+ (REG_MODE_OK_FOR_BASE_P): Likewise.
+ * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Change
+ entry for 77 to "$arg" and entry for 78 to "$frame".
+ (mips_regno_to_class): Map 77 and 78 to ALL_REGS.
+ (mips_reg_mode_ok_for_base_p): Remove.
+ (mips_regno_mode_ok_for_base_p): New function, derived from old
+ BASE_REG_P macro. Don't enforce the mips16 stack pointer
+ restrictions unless we're being strict.
+ (mips_valid_base_register_p): Use mips_regno_mode_ok_for_base_p.
+
+2004-01-24 Kazu Hirata <kazu@cs.umass.edu>
+
+ * c-common.h: Fix comment typos.
+ * c-decl.c: Likewise.
+ * cgraphunit.c: Likewise.
+ * combine.c: Likewise.
+ * et-forest.c: Likewise.
+ * flow.c: Likewise.
+ * function.c: Likewise.
+ * ifcvt.c: Likewise.
+ * integrate.c: Likewise.
+ * jump.c: Likewise.
+ * postreload.c: Likewise.
+ * varray.c: Likewise.
- * cccp.c: (create_definition): Diagnose `#define #' only once.
+2004-01-24 Kazu Hirata <kazu@cs.umass.edu>
-Mon Jun 24 11:42:58 1996 Jim Wilson <wilson@cygnus.com>
+ * doc/frontends.texi: Update copyright.
+ * doc/gcov.texi: Likewise.
+ * doc/gty.texi: Likewise.
+ * doc/sourcebuild.texi: Likewise.
+ * doc/standards.texi: Likewise.
- * i386/cygwin32.h, rs6000/cygwin32.h (CPP_PREDEFINES): For consistency,
- change to define WIN32, WINNT, and CYGWIN32.
+2004-01-24 Herman A.J. ten Brugge <hermantenbrugge@home.nl>
-Mon Jun 24 10:46:50 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+ PR target/12978
+ * c4x.md: (movstrqi*) Use match_scratch instead of match_dup.
+ Remove movstrqi_small because it conflicts with movstrqi_large.
- * rs6000.md (floatsidf2*): Move the xor of the argument into the
- define_insn, since it confuses inline function expands.
+2004-01-24 Kazu Hirata <kazu@cs.umass.edu>
-Fri Jun 21 20:40:17 1996 Jim Wilson <wilson@cygnus.com>
+ * config/cris/cris.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
+ (TARGET_STRUCT_VALUE_RTX): Likewise.
+ (cris_struct_value_rtx): Likewise.
+ * config/cris/cris.h (PROMOTE_FUNCTION_ARGS): Remove.
+ (CRIS_STACKADJ_REG): Use CRIS_STRUCT_VALUE_REGNUM instead of
+ STRUCT_VALUE_REGNUM.
+ (STRUCT_VALUE_REGNUM): Rename to CRIS_STRUCT_VALUE_REGNUM.
- * mips.md (call_internal1, call_value_internal1): Delete obsolete code.
- (call_internal2, call_value_internal2, call_value_multiple_internal2):
- Delete obsolete code. Explicitly load SYMBOL_REF into register.
- (call_value): Change Pmode to SImode in gen_call_value_internal0 call.
+2004-01-24 Ian Lance Taylor <ian@wasabisystems.com>
-Thu Jun 20 12:20:33 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+ PR bootstrap/13848
+ * cse.c (cse_cc_succs): Change the mode of the source expression
+ as soon as decide we need a new mode. Don't permit changing modes
+ if we found a match in a successor block.
+ (cse_condition_code_reg): Save original mode of source expression
+ so that we know whether we have to change the mode in other
+ insns.
- * configure (*-aix*): If building a cross compiler, use t-xnewas
- instead of t-newas.
+2004-01-24 Jan Hubicka <jh@suse.cz>
- * rs6000.c (num_insns_constant_wide): Fix typo if HOST_WIDE_INT
- has more than 32 bits.
+ * emit-rtl.c (change_address, adjust_address_1, offset_address,
+ widen_memory_access): Return early when there is nothing to change.
-Wed Jun 19 17:50:33 1996 Richard Henderson <richard@atheist.tamu.edu>
+2004-01-24 Jakub Jelinek <jakub@redhat.com>
- * combine.c (move_deaths): New parameter maybe_kill_insn.
- Don't move note if reg killed by maybe_kill_insn.
- (try_combine): Pass new arg to move_deaths.
-
-Wed Jun 19 10:44:47 1996 Brendan Kehoe <brendan@lisa.cygnus.com>
+ * simplify-rtx.c (simplify_relational_operation): Don't
+ simplify address == constant into address + -constant == 0.
- * toplev.c (flag_keep_static_consts): Define.
- (f_options): Add "keep-static-consts" entry.
- (compile_file): Check it in addition to !optimize for emitting
- static const variables.
+2004-01-24 Kazu Hirata <kazu@cs.umass.edu>
-Tue Jun 18 23:37:20 1996 Doug Evans <dje@cygnus.com>
+ * gcc.c (process_command): Don't internationalize the
+ Copyright message.
+ * mips-tfile.c (main): Likewise.
- * i386/cygwin32.h (ASM_OUTPUT_SOURCE_LINE): Local symbols begin with L.
+2004-01-24 Andreas Tobler <a.tobler@schweiz.ch>
-Tue Jun 18 12:00:11 1996 Jason Merrill <jason@yorick.cygnus.com>
+ * cse.c: (cse_cc_succs) Fix comparison warning.
- * varasm.c (asm_output_aligned_bss): Don't emit a skip of size 0.
+2004-01-24 Kazu Hirata <kazu@cs.umass.edu>
-Tue Jun 18 06:24:28 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+ * config/h8300/h8300.md: Remove extraneous USE in expanders.
- * integrate.c (expand_inline_function): Add missing call to
- force_operand when getting structure_value_addr into reg.
+2004-01-24 Kazu Hirata <kazu@cs.umass.edu>
- * alpha.c (override_options): Allow EV4/5 or 21064/21164 for cpu.
- Clean up handling of floating-point options.
- * alpha.h (TARGET_SWITCHES): Have all -mieee options turn
- on MASK_IEEE_CONFORMANT.
- (TARGET_DEFAULT): Use symbolic value.
- * alpha.md: When not involving named pattern, update condition
- to include alpha_tp != ALPHA_TP_INSN.
- Don't do float_extend as part of other pattern when ALPHA_TP_INSN.
- (extendsfsd2): Split into two patterns, depending on
- value of alpha_tp.
+ * config/h8300/h8300-protos.h: Provide prototypes for
+ h8300_legitimate_constant_p and h8300_legitimate_address_p.
+ * config/h8300/h8300.c (h8300_legitimate_constant_p): New.
+ (h8300_rtx_ok_for_base_p): Likewise.
+ (h8300_legitimate_address_p): Likewise.
+ * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Use
+ h8300_legitimate_constant_p.
+ (RTX_OK_FOR_BASE_P): Remove.
+ (GO_IF_LEGITIMATE_ADDRESS): Use h8300_legitimate_address_p.
- * mips/iris6.h (ASM_SPEC): Treat -o32 as -32 and -n64 same as -64.
- * mips.c (override_options): Likewise.
+2004-01-24 Kazu Hirata <kazu@cs.umass.edu>
- * genattrtab.c (fatal): Declare A1 and A2 as char *.
+ * config/h8300/h8300.h (REG_OK_FOR_INDEX_NONSTRICT_P): New.
+ (REG_OK_FOR_BASE_NONSTRICT_P): Likewise.
+ (REG_OK_FOR_INDEX_STRICT_P): Likewise.
+ (REG_OK_FOR_BASE_STRICT_P): Likewise.
+ (REG_OK_FOR_INDEX_STRICT_P): Use REGNO_OK_FOR_INDEX_P.
+ (REG_OK_FOR_BASE_STRICT_P): Use REGNO_OK_FOR_BASE_P.
+ (REG_OK_FOR_INDEX_P): Use REG_OK_FOR_INDEX_STRICT_P.
+ (REG_OK_FOR_BASE_P): Use REG_OK_FOR_BASE_STRICT_P.
- * function.c (find_temp_slot_from_address): Check for overlap
- from BASE_OFFSET if X is PLUS of virtual_stack_vars_rtx and const.
+2004-01-24 Jan Hubicka <jh@suse.cz>
- * flow.c (flow_analysis): Fix typo in last change.
+ * cselib.c (remove_useless_values): Do not access discarded values.
- * expr.c (expand_builtin, case BUILT_IN_{SET,LONG}JMP): Properly
- handle case when ptr_mode != Pmode.
+2004-01-24 Joseph S. Myers <jsm@polyomino.org.uk>
- * combine.c (try_combine): Don't use split if dest of new I2
- is used between I2 and I3.
+ * c-typeck.c (build_conditional_expr): Do not allow non-lvalue
+ arrays.
- * c-typeck.c (pointer_int_sum): Convert integer to both signedness
- and precision of sizetype.
- * explow.c (convert_memory_address, case PLUS, MULT): Don't commute
- operation with extension if not adding small integer.
+2004-01-23 Kazu Hirata <kazu@cs.umass.edu>
- * Makefile.in (BOOT_LANGUAGES): New variable.
- (bootstrap): Use it to select languages for stage1.
- * configure (extra_host_objs): New variable.
- Separate files needed for target and host and concatenate list.
- (extra_gcc_objs): Use setting for host, not target.
- (objc_thread_file): Start with it as null, then don't include "thr-".
- Print name of file after others and in same format.
- (alpha-*-winnt*, i[3456]86-*-winnt): oldnames.o is in extra_host_objs.
- (all_boot_languages): New variable.
- Set from boot_language variable in config-lang.in.
- Defines value of BOOT_LANGUAGES in Makefile.
- (Makefile): Set target to the canonical form of target.
+ * recog.c: Fix a typo in copyright.
-Mon Jun 17 22:37:07 1996 Mike Meissner <meissner@rtl.cygnus.com>
+2004-01-23 Andrew Pinski <apinski@apple.com>
- * rs6000/win-nt.h (ASM_DECLARE_FUNCTION_NAME): Put function
- descriptor in .reldata, not .text.
-
-Mon Jun 17 16:05:34 1996 Brendan Kehoe <brendan@lisa.cygnus.com>
-
- * ginclude/stddef.h (wint_t): Don't wrap with #ifndef __cplusplus.
-
-Mon Jun 17 15:03:20 1996 Jim Wilson <wilson@cygnus.com>
-
- * mips.c (mips_split_addresses): New variable.
- (simple_memory_operand): Add comment about mode check. Add check
- for LO_SUM.
- (call_insn_operand): OP is now an addresses instead of a MEM.
- (move_operand, mips_check_split): New functions.
- (mips_count_memory_refs): Add check for LO_SUM.
- (mips_move_1word): Add HIGH support.
- (mips_address_cost): Delete check for HIGH.
- (output_block_move): Handle LO_SUM addresses.
- (override_options): Set mips_split_addresses.
- (print_operand_address): Add LO_SUM support.
- * mips.h (mips_split_addresses, mips_check_split, move_operand):
- New declarations
- (GO_IF_LEGITIMATE_ADDRESS): Reject constant addresses when
- mips_split_addresses is TRUE. Add LO_SUM support.
- (LEGITIMIZE_ADDRESS): Add LO_SUM support.
- (PREDICATE_CODES): Modify call_insn_operand support. Add
- move_operand.
- * mips.md (memory): Change r4100/r4300 support.
- (imuldiv): Add r4300 support.
- (high, low): New patterns.
- (movsi, movdi): Add LO_SUM support.
- (movsi_internal1, movsi_internal2): Use move_operand instead of
- general_operand.
- (movstrsi_internal, movstrsi_internal2): Delete R constraint.
- (call, call_value): Pass address instead of MEM to call_insn_operand.
- Call gen_call_{value_}internal0 instead of internal1.
- (call_internal0, call_value_internal0, call_multiple_internal0):
- New patterns.
- (call_internal1, call_internal2, call_value_internal1,
- call_value_internal2, call_value_multiple_internal2): Add explicit
- MEM before target address.
+ * config/rs6000/rs6000.md (call): Fix misappiled patch.
+ (call_value): Likewise.
-Sun Jun 16 23:05:16 1996 Jeffrey A. Law <law@cygnus.com>
+2004-01-23 Richard Henderson <rth@redhat.com>
- * configure (hppa*-hp-hpux10*): Use new pa-hpux10 configuration file.
- (hppa*-hp-hpux*): Use hpux9 configuration files by default.
- * pa/pa-hpux10.h: New file.
- * pa/pa-ghpux9.h: Deleted. No longer used.
+ PR opt/12941
+ * combine.c (SHIFT_COUNT_TRUNCATED): Provide default value.
+ (simplify_comparison): Don't simplify (eq (zero_extract c 1 r) 0)
+ if SHIFT_COUNT_TRUNCATED is set.
-Sat Jun 15 04:35:51 1996 Roland McGrath <roland@delasyd.gnu.ai.mit.edu>
+2004-01-23 Bob Wilson <bob.wilson@acm.org>
- * i386/gnu.h (LINK_SPEC): Remove -rpath /lib/ option.
- Ignore -ibcs option.
+ * config/xtensa/xtensa.c (xtensa_va_arg): Handle complex values as
+ separate real and imaginary parts.
+ * config/xtensa/xtensa.h (SPLIT_COMPLEX_ARGS): Define.
-Thu Jun 13 14:49:41 1996 Jim Wilson <wilson@cygnus.com>
+2004-01-23 Hartmut Penner <hpenner@de.ibm.com>
- * gen-protos.c (main): Change argv[i] to argv[0][i].
+ PR target/13674
+ * config/rs6000/rs6000.md (movdf_hardfloat64): Do not disparage
+ loading into GPR.
-Thu Jun 13 10:46:24 1996 Doug Evans <dje@cygnus.com>
+2004-01-23 Jan Hubicka <jh@suse.cz>
- * gcc.c (pfatal_pexecute): Delete code to check errno < sys_nerr.
+ * emit-rtl.c (change_address_1): Do not re-generate the RTX if nothing
+ change.
-Wed Jun 12 21:47:10 1996 Eliot Dresselhaus <dresselh@rft30.nas.nasa.gov>
+ * alloc-pool.c (align_four): Kill.
+ (create_alloc_pool): Align size to eight.
+ (free_alloc_pool, free_pool): Invalidate deallocated data.
- * alpha.c (alpha_cpu, alpha_cpu_string): New variables.
- (override_options): Process -mcpu= value.
- (alpha_adjust_cost): Handle adjustments for EV5.
- * alpha.h (enum processor_type): New enum.
- (alpha_cpu, alpha_cpu_string): New declarations.
- (target_options): Add "cpu=".
- (RTX_COSTS): Adjust values for EV5.
- * alpha.md: Add scheduling rules for EV5.
+2004-01-23 Ian Lance Taylor <ian@wasabisystems.com>
-Tue Jun 11 17:51:03 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+ PR gcc/1532
+ * cse.c (cse_change_cc_mode): New static function.
+ (cse_change_cc_mode_insns, cse_cc_succs): Likewise.
+ (cse_condition_code_reg): New function.
+ * rtl.h (cse_condition_code_reg): Declare.
+ * toplev.c (rest_of_handle_cse2): Call cse_condition_code_reg.
+ * target.h (struct gcc_target): Add fixed_condition_code_regs and
+ cc_modes_compatible.
+ * target-def.h (TARGET_FIXED_CONDITION_CODE_REGS): Define.
+ (TARGET_CC_MODES_COMPATIBLE): Define.
+ (TARGET_INITIALIZER): Add new initializers.
+ * targhooks.c (default_cc_modes_compatible): New function.
+ * targhooks.c (default_cc_modes_compatible): Declare.
+ * hooks.c (hook_bool_intp_intp_false): New function.
+ * hooks.h (hook_bool_intp_intp_false): Declare.
+ * config/i386/i386.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
+ (TARGET_CC_MODES_COMPATIBLE): Define.
+ (ix86_fixed_condition_code_regs): New static function.
+ (ix86_cc_modes_compatible): Likewise.
+ * doc/tm.texi (Condition Code): Document new hooks.
- * c-common.c (check_format_info): Change text of message about use
- of `0' with precision.
+2004-01-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
-Tue Jun 11 15:14:10 1996 Stan Cox <coxs@dg-rtp.dg.com>
+ * fixinc/inclhack.def (bad_lval): Renamed to ...
+ (alpha_bad_lval): ... this.
+ Removed file list.
+ Restrict to alpha*-dec-osf*.
+ * fixinc/fixincl.x: Regenerate.
+ * fixinc/tests/base/dirent.h: Remove, moving test ...
+ * fixinc/tests/base/testing.h: ... here, reflecting new name.
- * i386.h (TARGET_SCHEDULE_PROLOGUE): New. Allows prologue to
- be emitted as asm or rtl.
+2004-01-23 Zack Weinberg <zack@codesourcery.com>
- * i386.c (function_prologue): Emit prologue as asm.
- (override_options): Don't emit rtl for prologue if -fpic.
+ PR c/13814
+ * c-decl.c (diagnose_mismatched_decls): Also discard a
+ built-in if we encounter an old-style definition with the
+ same name.
-Tue Jun 11 14:41:01 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+2004-01-23 Jakub Jelinek <jakub@redhat.com>
- * rs6000/eabi.asm (__eabi): Fix normal code so that it properly
- loads up r2/r13 if needed again.
+ * config.gcc (powerpc*-*): Clear $with_cpu or $with_tune if it was
+ set to default{32,64}.
- * rs6000/sysv4.h (CPP_ENDIAN_SPEC): Call cpp_endian_default, not
- cpp_endian_default_spec.
+2004-01-21 Jakub Jelinek <jakub@redhat.com>
-Mon Jun 10 15:10:56 1996 Jeffrey A. Law <law@cygnus.com>
+ * config/rs6000/linux64.h (MD_FALLBACK_FRAME_STATE_FOR)
+ [!__powerpc64__]: Corrected to handle kernels with changed ucontext.
- * local-alloc.c (update_equiv_regs): Ignore insns that read or
- write registers that are likely to be spilled.
+2004-01-23 Eric Botcazou <ebotcazou@act-europe.fr>
+ Olivier Hainque <hainque@act-europe.fr>
- * pa.h (cmp_type): Add CMP_PSI.
- (FUNCTION_POINTER_COMPARISON_MODE): Define.
- * pa.md (cmppsi): New expander.
- (plabel_dereference): New pattern
+ * fold-const.c (fold_binary_op_with_conditional_arg): Only
+ build a COMPOUND_EXPR if 'arg' is really a SAVE_EXPR.
-Mon Jun 10 14:56:14 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+2004-01-23 Daniel Jacobowitz <drow@mvista.com>
- * rs6000/sol2.h (SKIP_ASM_OP): Delete, Solaris accepts .space,
- like rest of PowerPC V4 ports.
+ * config/arm/arm.c (arm_legitimate_address_p): Don't check the mode
+ size for minipool references.
- * rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Emit .lcomm if not
- using the .sbss area. If using the .sbss area, put out
- appropriate .size directive.
+2004-01-23 Roger Sayle <roger@eyesopen.com>
-Mon Jun 10 14:53:38 1996 Doug Evans <dje@cygnus.com>
+ * real.c (real_floor, real_ceil): Tweak to allow input and output
+ arguments to overlap.
+ (real_round): New function to implement round(3m) semantics.
+ * real.h (real_round): Prototype here.
+ * builtins.c (fold_builtin_round): New function to constant fold
+ round, roundf and roundl.
+ (fold_builtin): Call fold_builtin_round for BUILT_IN_ROUND{,F,L}.
- * Move fork/exec/wait handling into file of its own.
- * pexecute.c: New file.
- * Makefile.in (pexecute.o): Add rule.
- (xgcc): Link in pexecute.o.
- (protoize,unprotoize): Likewise.
- * gcc.c (_WIN32): Don't include process.h or declare spawnv{,p}.
- (pexecute,pwait): Add prototypes.
- (PEXECUTE_{FIRST,LAST,SEARCH}): Define.
- (execv,execvp): Delete decls.
- (perror_exec): Delete.
- (pfatal_pexecute): New function.
- (pexecute support): Delete.
- (execute): -pipe not supported if _WIN32 or OS2.
- Update call to pexecute. Fatal error if pexecute fails. Call pwait.
- * protoize.c: Include gansidecl.h.
- (my_execvp): Delete.
- (choose_temp_base,pexecute,pwait): Declare.
- (PEXECUTE_{FIRST,LAST,SEARCH}): Define.
- (execvp): Delete decl.
- (usage): Fix typo.
- (gen_aux_info_file): Rewrite to use pexecute/pwait.
+2004-01-23 Alexandre Oliva <aoliva@redhat.com>
- * gcc.c (do_spec_1): Allow leading text in version string.
- Delete support for default minor number = 0.
+ PR optimization/13819
+ * config/sh/sh.c (sh_reorg): Compensate for sharing of CLOBBERs
+ introduced by 2004-01-20's Jan Hubicka's copy_insn change.
+ (sh_handle_sp_switch_attribute): Remove warning.
-Mon Jun 10 11:49:53 1996 Scott Christley <scottc@net-community.com>
+2004-01-23 Jan Hubicka <jh@suse.cz>
- * objc/Makefile (libobjc.a): Don't delete the library.
+ * i386.c (ix86_emit_restore_regs_using_mov): Deal with large offsets.
- * objc/thr.h (objc_set_thread_callback): New function.
- (objc_thread_callback): Typedef for the hook function.
- * objc/thr.c (__objc_thread_detach_function): Clear thread storage.
- Call the thread hook function when first becoming multi-threaded.
- (objc_set_thread_callback): New function.
+2004-01-23 J"orn Rennecke <joern.rennecke@superh.com>
- * objc/selector.c (__sel_register_typed_name): Additional parameter
- that indicates whether name and type parameters are constant or not.
- * objc/runtime.h (__sel_register_typed_name): Likewise.
- * objc/init.c (__sel_register_typed_name): Likewise.
+ * doc/tm.texi: Insert some weasel words when LOAD_EXTEND_OP
+ may or may not return non-NIL.
+ * postreload.c (reload_cse_simplify_operands): In LOAD_EXTEND_OP code,
+ check CANNOT_CHANGE_MODE_CLASS
- * objc/init.c (__objc_init_protocols): Need to unlock mutex.
+2004-01-23 Jan Hubicka <jh@suse.cz>
-Mon Jun 10 11:44:44 1996 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+ * basic-block.h (PROP_POSTRELOAD): New macro.
+ (CLEANUP_LOG_LINKS): New.
+ * cfgcleanup.c (cleanup_cfg): Only PROP_LOG_LINKS when asked to.
+ * toplev.c (rest_of_handle_life): Preserve LOG_LINKS trought cleanup_cfg.
- * sparc/t-sol2 (gmon.o): Depend on stmp-int-hdrs.
- (crt1.o, crti.o, crtn.o, gcrt1.o): Depend on $(GCC_PASSES).
+ * cselib.c (value_pool): New.
+ (new_cselib_val): Use pool.
+ (cselib_init): Initialize value_pool
+ (cselib_finish): Free pool.
-Mon Jun 10 11:29:46 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+2004-01-23 Eric Botcazou <ebotcazou@libertysurf.fr>
- * flow.c (flow_analysis, find_basic_blocks): Ignore
- nonlocal_label_list for CALL_INSN that has a REG_RETVAL.
+ * config/sparc/sparc.c (scan_record_type): New function.
+ (function_arg_slotno): Use it to determine which kinds of
+ registers the record can be passed in.
- * c-common.c (decl_attributes, case A_T_UNION): Don't look at fields
- of union if there aren't any.
+2004-01-22 James A. Mmorrison <ja2morri@uwaterloo.ca>
-Sat Jun 8 22:13:33 1996 Stan Cox <coxs@dg-rtp.dg.com>
+ * config/pa/fptr.c: Fix old-style definition.
- * i386.c (ix86_expand_prologue): Keep pic register load ahead
- of reference which may use a pic register.
+2004-01-22 Paolo Bonzini <bonzini@gnu.org>
-Sat Jun 8 22:13:33 1996 Jim Wilson <wilson@cygnus.com>
+ PR optimization/13724
+ * cse.c (fold_rtx) <SUBREG>: Fold a SUBREG to zero if it
+ represents the zero bits produced by a ZERO_EXTEND operation.
- * i386.md (strlensi_unroll4, strlensi_unroll5): Use + not =& for
- constraint for input/output operand 2.
+2004-01-22 Roger Sayle <roger@eyesopen.com>
-Sat Jun 8 22:13:33 1996 J"orn Rennecke (amylaar@meolyon.hanse.de)
+ PR optimization/13821
+ * simplify-rtx.c (simplify_subreg): Use subreg_lowpart_offset to
+ correctly calculate the lowpart offset of the contracted subreg.
- * i386.h (CONST_COSTS): Even integer constants have a cost.
- (RTX_COSTS): Take costs of subexpressions into account.
- If a multiply is actually a shift, use the cost of the shift.
- * i386/unix.h (SHIFT_DOUBLE_OMITS_COUNT): New macro.
- * i386/{gas, next, seq-gas}.h (SHIFT_DOUBLE_OMITS_COUNT): Redefine
- as zero.
- * i386.c (print_operand): new letter 's'.
+2004-01-22 Ian Lance Taylor <ian@wasabisystems.com>
-Sat Jun 8 15:13:33 1996 Jim Wilson <wilson@cygnus.com>
+ * doc/invoke.texi (Optimize Options): Note that --param arguments
+ are subject to change without notice.
- * mips.c (override_options): Add vr4100 and vr4300 support.
- * mips.h (enum processor_type): Likewise.
- (MASK_4300_MUL_FIX, TARGET_4300_MUL_FIX): New macros.
- (TARGET_SWITCHES): Add -mfix4300 option.
- * mips.md (cpu, memory, imuldiv, adder, mult, divide): Add
- vr4100 and vr4300 support.
- (muldf3, mulsf3): Add vr4300 support.
- (muldf3_internal, muldf_r4300, mulsf3_internal, mulsf_r4300): New
- patterns.
+2004-01-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
-Sat Jun 8 14:35:23 1996 David Edelsohn <edelsohn@mhpcc.edu>
+ * config.gcc (mips-sgi-irix6*o32): Removed.
+ * config/mips/iris6-o32-as.h: Likewise.
+ * config/mips/iris6-o32-gas.h: Likewise.
+ * config/mips/iris6-o32.h: Likewise.
- * toplev.c (main): Re-enable -gxcoff+.
-
-Sat Jun 8 14:20:14 1996 J.T. Conklin <jtc@rtl.cygnus.com>
+2004-01-22 Jan Hubicka <jh@suse.cz>
- * m68k/lb1sf68.asm (__{eq,ne,gt,lt,ge,le}{df,sf}2): Removed
- extraneous comments, constants, labels, etc.
+ * cfgcleanup.c (first_pass): New static variable.
+ (try_forward_edges): Add work limiting check for threading.
+ (try_crossjump_bb): Add work limiting check for crossjumping.
+ (try_optimize_cfg): Maintain first pass variable.
- * m68k/altos3068.h (TARGET_DEFAULT): Use MASK_* macros
- instead of explicit constants in definitions or conditionals.
- * m68k/{apollo68, aux, ccur-GAS, dpx2, hp320, hp3bsd}.h: Likewise.
- * m68k/{hp3bsd44, isi-nfp, isi, linux-aout, linux}.h): Likewise.
- * m68k/{lynx-ng, lynx, m68k-none, m68k-psos, m68kv4}.h): Likewise.
- * m68k/{mot3300, netbsd, news, next, pbb, plexus, sun2o4}.h): Likewise.
- * m68k/{sun3, sun3n, tower}.h): Likewise.
+2004-01-22 Bob Wilson <bob.wilson@acm.org>
-Sat Jun 8 13:55:23 1996 Matthias Pfaller (leo@marco.de)
-
- * ns32k.md (define_insns for ffs[qhs]i2): Deleted.
- (define_expand for ffssi2): New pattern.
+ * config/xtensa/xtensa.c (function_arg): Generalize logic so that it
+ handles complex and vector modes.
-Sat Jun 8 13:44:14 1996 Stephen L Moshier (moshier@world.std.com)
-
- * reload.c (find_equiv_reg): Set need_stable_sp if GOAL is the
- stack pointer.
-
-Sat Jun 8 13:36:05 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * function.c (fixup_var_refs_1, case SIGN_EXTEND): Handle
- paradoxical SUBREGs as first operand.
- (fixup_var_regs_1, case SET): Handle paradoxical SUBREGs as
- first operand of a ZERO_EXTRACT in SET_DEST.
+2004-01-22 Kazu Hirata <kazu@cs.umass.edu>
- * c-common.c (enum attrs): Add A_FORMAT_ARG.
- (init_attribute): Initialize it.
- (decl_attributes, case A_FORMAT): Clean up error messages.
- (decl_attributes, case A_FORMAT_ARG): New case.
- (struct international_format_info): New structure and typedef.
- (international_format_list): New variable.
- (record_international_format): New function.
- (init_format_info): Call it for gettext, dcgettext, and dcgettext.
- (check_format_info): See if format arg is call to
- internationalization function.
-
-Fri Jun 7 20:04:40 1996 Jim Wilson <wilson@cygnus.com>
-
- * gcc.c (MULTILIB_SELECT): Delete definition.
- (multilib_select): Delete static initializer.
- (multilib_obstack, multilib_raw): New global variables.
- (multilib.h): Include inside multilib_raw definition.
- (main): Set multilib_select from multilib_raw.
- * genmultilib: Change output to be a sequence of short strings
- separated by commas rather than a single long macro definition.
-
- * cse.c (simplify_binary_operation, case MULT): Check for case
- where width is larger than HOST_BITS_PER_WIDE_INT, and upper most
- bit is set. We can not generate a simple shift in this case.
-
- * gsyms.h (enum sdb_type): Add T_LNGDBL if EXTENDED_SDB_BASIC_TYPES.
- (enum sdb_masks): Add EXTENDED_SDB_BASIC_TYPES masks.
- * sdbout.c (gsyms.h): Include if CROSS_COMPILE is defined.
- (plain_type_1): Use TYPE_PRECISION instead of TYPE_SIZE.
- Add check for LONG_DOUBLE_TYPE_SIZE if EXTENDED_SDB_BASIC_TYPES.
- * i960.h (EXTENDED_SDB_BASIC_TYPES): Define.
- (PUT_SDB_TYPE): Delete now unnecessary shifting and masking.
-
- * i960.h (i960_output_move_{double,quad}): Declare.
-
-Fri Jun 7 19:22:09 1996 Scott Christley <scottc@net-community.com>
-
- * Makefile.in (OBJC_THREAD_FILE): New variable.
- * configure (objc_thread_file): Set new variable to appropriate
- values based upon target operating system; default is `thr-single'.
- * objc/Makefile (OBJC_THREAD_FILE): Add target and dependency.
- (thr.o): Remove OS specific thread files as dependencies.
- * objc/thr-decosf1.c: Now compiles as a separate source file, so
- include appropriate Objective-C headers.
- * objc/thr-{mach,os2,posix,irix,single,solaris,win32}.c: Likewise.
- * objc/thr.c: Remove inclusion of source files.
- * objc/thr.h (__objc_thread_exit_status): Declare global variable.
- * objc/thr-pthreads.c: New file.
-
-Fri Jun 7 19:04:04 1996 J.T. Conklin <jtc@rtl.cygnus.com>
-
- * m68k.h (TARGET_SWITCHES): Treat -m68302 like -m68000 and -m68332
- like -m68020; remove -mno-68302 and -mno-68332.
-
-Fri Jun 7 12:06:12 1996 Per Bothner <bothner@deneb.cygnus.com>
-
- * expr.c (safe_from_p): Allow Chill-style variable-sized arrays.
-
-Thu Jun 6 23:11:11 1996 Jeffrey A. Law <law@cygnus.com>
-
- * h8300.c (h8300_monitor_function_p): New function.
- (h8300_os_task_function_p): Likewise.
- (os_task, monitor): Variables to note if the current
- function is an os_task or monitor.
- (function_prologue): Set monitor and/or os_task as needed. Handle
- os_task and monitor functions.
- (function_epilogue): Clear monitor and os_task. Handle os_task and
- monitor functions.
- (h8300_valid_machine_decl_attribute): Accept "OS_Task" and
- "monitor".
-
-Thu Jun 6 20:01:54 1996 Per Bothner <bothner@cygnus.com>
-
- * gen-protos.c (progname): New variable (needed by cppalloc.c).
- (main): Set progname.
-
- * cpplib.h (struct parse_file): Removed.
- (CPP_FATAL_LIMIT, CPP_FATAL_ERRORS, CPP_OUT_BUFFER): New macros.
- * cpphash.c (cpp_lookup): Change struct parse_file -> cpp_reader.
-
- * cpplib.c (init_parse_option): Renamed to cpp_options_init.
- (push_parse_file): Renamed to ...
- (cpp_start_read): Change to return 1 on success, 0 on failure.
- (init_parse_file): Renamed to cpp_reader_init.
- * cppmain.c (main): Use CPP_SET_WRITTEN and cpp_fatal.
- Use renamed function names, and return protocols.
- * fix-header.c (read_scan_file): Likewise.
-
- * cpperror.c (cpp_message): Generalize for "fatal" errors.
- (cpp_fatal): New function (just calls cpp_message).
- * cpplib.c (cpp_start_read, cpp_handle_options, cpp_finish,
- parse_goto_mark, parse_move_mark): Use cpp_fatal rather than fatal.
-
- * fix-header.c (check_macro_names): Fix struct parse_file->cpp_reader.
- * cpplib.c (newline_fix): Remove unused function.
-
-Thu Jun 6 19:47:26 1996 Jim Wilson <wilson@cygnus.com>
-
- Changes to support parameters and return values in multiple
- non-contiguous locations.
- * calls.c (expand_call): Handle NIL in PARALLEL. Handle PARALLEL
- parameter in REG. Handle PARALLEL return value in VALREG.
- (emit_library_call, emit_library_call_value): Abort for PARALLEL.
- (store_one_arg): Delete code for handling EXPR_LIST.
- * expr.c (emit_group_load, emit_group_store): New functions.
- (use_group_regs): New function.
- (emit_push_insn): Handle PARALLEL parameter in REG.
- (expand_assignment): Handle PARALLEL to_rtx.
- (store_expr): Handle PARALLEL target.
- * expr.h (emit_group_load, emit_group_store, use_group_regs): New
- declarations.
- * function.c (assign_parms): Handle PARALLEL parameter in ENTRY_PARM.
- * stmt.c (expand_value_return): Handle PARALLEL return_reg.
-
- * mips/abi64.h (TYPE_DEPENDENT_REG): Delete.
- * mips.c (function_arg): Return PARALLEL for structure with
- aligned double fields.
- (type_dependent_reg): Delete.
- (mips_function_value): Return PARALLEL for structure
- with two floating point fields.
- * mips/mips.md (call_value): Handle PARALLEL in operands[0].
- (call_value_multiple_internal2): New pattern.
- * pa.h (FUNCTION_ARG): General PARALLEL instead of EXPR_LIST.
- * rs6000.c (init_cumulative_args): Change EXPR_LIST to PARALLEL
- in comments.
- (function_arg): Generate PARALLEL instead of EXPR_LIST.
+ * config/h8300/h8300.h (REG_OK_FOR_INDEX_P_STRICT): Remove.
+ (REG_OK_FOR_BASE_P_STRICT): Likewise.
+ (STRICT): Likewise.
-Thu Jun 6 18:21:27 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+2004-01-22 Daniel Jacobowitz <drow@mvista.com>
- * function.c (assign_parms): Tighten up code that makes REG_EQUIV
- notes for parms.
+ * c-semantics.c (genrtl_while_stmt, genrtl_do_stmt_1)
+ (genrtl_for_stmt): Remove emit_nop calls.
- * fold-const.c (fold): Don't do anything with evaluated SAVE_EXPR.
+2004-01-22 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
-Thu Jun 6 17:54:07 1996 J.T. Conklin <jtc@cygnus.com>
+ PR target/13713
+ PR target/13324
+ * pa.md (movstrsi_prereload, movstrsi_postreload, movstrdi_prereload,
+ movstrdi_postreload, clrstrsi_prereload, clrstrsi_postreload,
+ clrstrdi_prereload, clrstrdi_postreload): Fix constraints.
- * m68k.h (TARGET_SWITCHES): Group all floating point options.
- When an fp option is selected, unset bits used for other mutually
- exclusive fp options.
- (OVERRIDE_OPTIONS): Remove special case for SUPPORT_SUN_FPA;
- bits used for 68881 and SKY are now cleared by TARGET_SWITCHES.
+2004-01-22 Daniel Jacobowitz <drow@mvista.com>
- * m68k.md (movsi_const0, movhi): Favor clr with TARGET_5200.
- (add[qhs]3): Don't use two addqw/subqw insns to add small integers to
- an address register with TARGET_68060.
- (stack push peephole): Use moveq.l with TARGET_5200 (when appropriate).
+ * config/arm/arm.c: Include "debug.h".
+ (thumb_pushpop): Take two new arguments. Add some commentary.
+ Output frame information when pushing.
+ (thumb_exit, thumb_unexpanded_epilogue): Update calls to
+ thumb_pushpop.
+ (thumb_output_function_prologue): Likewise. Accumulate a CFA
+ offset, and pass it to thumb_pushpop. Output CFI information.
+ (thumb_expand_prologue): Add some frame-related markers and notes.
- * m68k.h (MASK_5200, TARGET_5200): New macros.
- (TARGET_SWITCHES): Add "m5200".
- (LEGITIMATE_INDEX_P): Add TARGET_5200 to conditional expression.
- * m68k.c (const_method): Do not synthesize long constants
- with byte or word operations with TARGET_5200.
- * m68k.md: Disable byte and word arithmetic, rotate, integer
- divide, dbcc, etc. insns for TARGET_5200.
- * m68k-none.h: (CPU_FPU_SPEC, CPP_SPEC, ASM_SPEC): Support m5200.
+2004-01-22 Ulrich Weigand <uweigand@de.ibm.com>
-Thu Jun 6 17:32:32 1996 Paul Eggert <eggert@twinsun.com>
+ * config/s390/s390.c (s390_frame_info): Allow large frame sizes
+ for TARGET_64BIT.
+ (s390_arg_frame_offset): Change return type to HOST_WIDE_INT.
+ * config/s390/s390-protos.h (s390_arg_frame_offset): Likewise.
- * fixproto (subdirs): Work around Solaris 2.5
- /usr/xpgr/bin/sed problem with \+\+.
+2004-01-22 Roger Sayle <roger@eyesopen.com>
+ Paolo Bonzini <bonzini@gnu.org>
-Thu Jun 6 15:06:27 1996 Jim Wilson <wilson@cygnus.com>
+ * rtlanal.c (subreg_lsb_1): New function split out from subreg_lsb.
+ (subreg_lsb): Change to call new subreg_lsb_1 helper function.
+ * rtl.h (subreg_lsb_1): Prototype here.
+ * simplify-rtx.c (simplify_subreg): Optimize subregs of zero and
+ sign extensions.
- * c-decl.c (grokdeclarator): Call pop_obstacks after creating
- TYPE_DECL.
+2004-01-22 Kazu Hirata <kazu@cs.umass.edu>
- * loop.c (strength_reduce): If HAVE_cc0 defined, disable auto_inc_opt
- if it would put an insn between a cc0 setter/user pair.
+ * doc/tm.texi (CASE_VECTOR_PC_RELATIVE): Mention that the
+ macro need not be defined if jump-tables should contain
+ relative addresses only when -fPIC or -fPIC is in effect.
-Thu Jun 6 13:06:54 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+2004-01-22 Jan Hubicka <jh@suse.cz>
- * rs6000/sysv4.h (LIBGCC2_WORDS_BIG_ENDIAN): If __sun__ is
- defined, treat that as little endian.
+ * alias.c (reg_base_value): Turn into varray.
+ (reg_base_value_size): Kill.
+ (old_reg_base_value): New deletable varray.
+ (alias_invariant_size): New variable.
+ (REG_BASE_VALUE): Update to use varray.
+ (find_base_value): Likewise.
+ (record_set): Likewise.
+ (record_base_value): Likewise.
+ (memrefs_conflict_p): Likewise.
+ (record_set): Likewise
+ (record_base_value): Likewise.
+ (memrefs_conflict_p): Use alias_invariant_size.
+ (init_alias_analysis): Use varray; set alias_invariant_size;
+ rescale other arrays to be sized by maxreg.
+ (end_alias_analysis): Save reg_base_value; clear alias_invariant_size.
-Wed Jun 5 20:04:53 1996 Jim Wilson <wilson@cygnus.com>
+2004-01-22 Eric Botcazou <ebotcazou@libertysurf.fr>
- * i960.h (ROUND_TYPE_ALIGN): Add check for TYPE_PACKED.
+ * config/sparc/sparc.c (function_arg_slotno): Use
+ FLOAT_TYPE_P to detect FP fields in structures.
+ (function_arg_record_value_1): Likewise.
+ (function_arg_record_value_2): Likewise.
- * sh.h (SHORT_IMMEDIATES_SIGN_EXTEND): Define.
- * sh.md (branch_true): Add comment about T-bit compares.
+2004-01-22 Jan Hubicka <jh@suse.cz>
-Tue Jun 4 23:08:34 1996 Per Bothner <bothner@deneb.cygnus.com>
+ * function.c (allocate_struct_function): Do not initialize expr, emit
+ and varasm.
+ (prepare_function_start): Do it here.
+ * c-parse.in (maybe_type_qual): Do not produce line number notes.
- * cpplib.h, cpplib.c: Remove support for !STATIC_BUFFERS.
- * cpplib.h: Use unsigned char rather than U_CHAR.
- * cpplib.h (cpp_reader): Add destructor #ifdef __cplusplus.
- (cpp_cleanup): New prototype.
- * cpplib.c (special_symbol, do_once, do_include, cpp_get_token):
- Compare cpp_buffer against CPP_NULL_BUFFER, not NULL.
+2004-01-22 Eric Botcazou <ebotcazou@libertysurf.fr>
- * cpplib.c (dump_special_to_buffer): New function.
- (initialize_builtins): Use it.
+ PR target/13559
+ * config/sparc/sparc.c (function_arg_record_value_3): Revert
+ to 'word_mode' once the first slot has been filled.
-Wed Jun 5 19:10:22 1996 Jeffrey A. Law <law@cygnus.com>
+2004-01-22 Olivier Hainque <hainque@act-europe.fr>
- * pa/pa.h (TEXT_SPACE_P): Fix thinko in last change.
+ * config/sparc/sparc.c (function_arg_record_value_1): Fix
+ computation of the number of integer registers required.
-Wed Jun 5 16:25:51 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+2004-01-21 Kazu Hirata <kazu@cs.umass.edu>
- * rs6000.h (ASM_DEFAULT_SPEC): Default to "", not -mpwr.
+ * config/i386/i386.md: Simplify certain comparisons of
+ const_int.
- * sysv4.h (SUBTARGET_SWITCHES): Add -mshlib.
- (LINK_PATH_SPEC): Add -compat-bsd support from Solaris.
- (LINK_SPEC): Eliminate %{b} and %{G}, since they conflict with GCC
- switches. Defer shared library support to LINK_SHLIB_SPEC. Defer
- target selection to LINK_TARGET_SPEC.
- (LINK_SHLIB_SPEC): Provide two different versions, depending on
- whether shared libraries are default or not. Make shared
- libraries not default until linker is fixed.
- (LINK_OS_*_SPEC): New specs for OS specific linker switches.
- (SUBTARGET_EXTRA_SPECS): Add new specs.
+2004-01-21 Andrew Pinski <apinski@apple.com>
- * {sol2,sysv4}.h (LINK_SPEC): Move Solaris link into general link spec.
+ PR target/13785
+ * config/rs6000/rs6000.md (call_value): Force operand
+ 1 not operand 0 into a register.
- * {sysv4,sysv4le,eabile}.h (LINK_TARGET_SPEC): Only pass -oformat
- to the linker if the user is changing the default endian format.
+2004-01-21 Kazu Hirata <kazu@cs.umass.edu>
- * {sol2,linux,eabisim,eabilesim}.h (LINK_OS_DEFAULT_SPEC): Define
- to use the appropriate OS link spec.
+ * cpperror.c, cpptrad.c, longlong.h, params.def, rtl.def,
+ unwind-dw2-fde.h: Update copyright.
-Wed Jun 5 16:35:10 1996 Ian Lance Taylor <ian@cygnus.com>
+2004-01-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
- * ginclude/stddef.h: Fix typo: TYPE_ptrdiff_t to _TYPE_ptrdiff_t.
+ * pa-protos.h: Update copyright.
+ * pa.h: Likewise.
+ * pa.md: Likewise.
-Wed Jun 5 15:52:57 1996 Per Bothner <bothner@kalessin.cygnus.com>
+2004-01-21 Caroline Tice <ctice@apple.com>
- * varasm.c (output_constructor): Handle RANGE_EXPR in array index.
+ PR target/12308
+ * config/i386/i386.md (fix_truncxfdi2): Add clause to clobber
+ flags register.
+ (fix_truncdfdi2): Likewise.
+ (fix_truncsfdi2): Likewise.
+ (*fix_truncdi_1): Likewise.
+ (fix_truncxfsi2): Likewise.
+ (fix_truncdfsi2): Likewise.
+ (fix_truncsfsi2): Likewise.
+ (*fix_truncsi_1): Likewise.
+ (fix_truncxfhi2): Likewise.
+ (fix_truncdfhi2): Likewise.
+ (fix_truncsfhi2): Likewise.
+ (*fix_trunchi_1): Likewise.
+
+2004-01-21 Kazu Hirata <kazu@cs.umass.edu>
+
+ * alias.c, basic-block.h, c-common.c, c-common.h,
+ c-cppbuiltin.c, c-opts.c, c-pragma.c, c-pretty-print.c,
+ calls.c, cfg.c, cfgcleanup.c, cfgrtl.c, cgraph.h, collect2.c,
+ combine.c, cppcharset.c, cpphash.h, cppinit.c, cpplib.c,
+ cpplib.h, cppmacro.c, crtstuff.c, cselib.c, cselib.h,
+ defaults.h, df.c, dominance.c, et-forest.c, expmed.c, expr.c,
+ expr.h, fix-header.c, function.h, gcc.c, gcse.c, genattrtab.c,
+ genautomata.c, genconditions.c, genemit.c, genflags.c,
+ gengtype.c, gengtype.h, genopinit.c, genrecog.c, gensupport.c,
+ ggc-zone.c, graph.c, haifa-sched.c, input.h, integrate.c,
+ langhooks-def.h, langhooks.c, langhooks.h, line-map.c,
+ line-map.h, local-alloc.c, optabs.c, optabs.h, postreload.c,
+ ra.h, recog.c, reg-stack.c, regmove.c, reload.c, reorg.c,
+ rtl.c, sched-deps.c, sched-ebb.c, sdbout.c, system.h,
+ target.h, targhooks.c, toplev.h, tree-inline.c, unwind-pe.h,
+ unwind.h, varray.c, varray.h: Update copyright.
+
+2004-01-21 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/coff.h: Update copyright.
+ * config/h8300/elf.h: Likewise.
+ * config/h8300/h8300-protos.h: Likewise.
+ * config/h8300/h8300.c: Likewise.
+ * config/h8300/h8300.h: Likewise.
+ * config/h8300/h8300.md: Likewise.
+
+2004-01-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * fixinc/inclhack.def (hpux10_stdio_declarations, ultrix_const3,
+ ultrix_locale, ultrix_stdlib, ultrix_strings, ultrix_sys_time,
+ ultrix_unistd): New hacks.
+ * fixinc/tests/base/stdio.h (HPUX10_STDIO_DECLARATIONS_CHECK,
+ ULTRIX_CONST2_CHECK): Add checks.
+ * fixinc/tests/base/stdlib.h (ULTRIX_STDLIB_CHECK): Likewise.
+ * fixinc/tests/base/strings.h (ULTRIX_STRINGS2_CHECK): Likewise.
+ * fixinc/tests/base/unistd.h (ULTRIX_UNISTD_CHECK): Likewise.
+ * fixinc/tests/base/sys/time.h (ULTRIX_SYS_TIME_CHECK): Likewise.
+ * fixinc/tests/base/locale.h: New file.
+ * fixinc/fixincl.x: Rebuilt.
+
+2004-01-21 Andreas Jaeger <aj@suse.de>
+ Michael Matz <matz@suse.de>
+
+ * doc/extend.texi (Extended Asm): Clarify memory clobber.
+
+2004-01-21 Jakub Jelinek <jakub@redhat.com>
+
+ * crtstuff.c (frame_dummy, __do_global_ctors_1): Call
+ _Jv_RegisterClasses through a function pointer.
+
+2004-01-21 Falk Hueffner <falk@debian.org>
+
+ PR target/12898
+ * config/alpha/alpha.c (alpha_emit_set_const_1): If
+ no_new_pseudos, use gen_rtx_SET directly for SImode constants
+ which need multiple instructions to emit.
+
+2004-01-21 Inaoka Kazuhiro <inaoka.kazuhiro@renesas.com>
+
+ * config/m32r/m32r.h (CPP_SPEC): Define.
+
+2004-01-21 Zack Weinberg <zack@codesourcery.com>
+
+ * c-decl.c (merge_decls): Kill different_binding_level and
+ different_tu arguments; simplify throughout.
+ (duplicate_decls): Likewise.
+ (pushdecl, merge_translation_unit_decls): Update calls to
+ duplicate_decls.
+
+2004-01-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * Makefile.in (pretty-print.o): Depend on $(CONFIG_H) and
+ $(SYSTEM_H).
+ (print-rtl1.o): Depend on $(SYSTEM_H).
+
+2004-01-20 Kelley Cook <kcook@gcc.gnu.org>
+
+ PR bootstrap/12730
+ * configure.ac: Delete definition and subsitution of docdir.
+ Add info, man, srcman and srcinfo to target hooks. Create doc/
+ directory.
+ * configure: Regenerate.
+ * Makefile.in: Don't substitute docdir and delete all references
+ throughout.
+ (MAKEINFOFLAGS): Define.
+ (stmp-docobjdir): Delete.
+ (INFOFILES, MANFILES): Define.
+ (info): Call lang.info, srcinfo and lang.srcinfo.
+ (generated-manpages): Call lang.man, srcman and lang.srcman.
+ (srcinfo, srcman): New rules to copy back files to source directory.
+ (doc/%.info, doc/%.dvi, doc/%.1, doc/%.7): New implict rule.
+ (install-man): Revamp rule.
+ (clean): Update dvi directory.
+ (distclean): Delete TAGS from front end directorys.
+ (maintainer-clean): Delete all document files in source directory.
+
+ objc/Make-lang.in (objc.man, objc.info): Dummy entries.
+ (objc.srcman, objc.srcinfo): Likewise.
+
+2004-01-20 Bruce Korb <bkorb@gnu.org>
+
+ * fixinc/inclhack.def(math_exception): bypass only for glibc.
+ (matherr_decl): rename & relocate as exception_structure.
+ This fix must precede the math_exception fix.
+
+2004-01-20 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (fold_convert): Rename to fold_convert_const.
+ (fold_convert_const): Change arguments to take a tree_code,
+ a type and the operand/expression to be converted. Return
+ NULL_TREE if no simplification is possible. Add support for
+ FIX_CEIL_EXPR and FIX_FLOOR_EXPR in addition to FIX_TRUNC_EXPR.
+ (fold): Handle FIX_CEIL_EXPR and FIX_FLOOR_EXPR.
+ Adjust call to fold_convert to match new fold_convert_const.
+ Avoid modifying the tree passed to fold in-place.
+
+2004-01-21 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/sysv4.h (DWARF2_FRAME_REG_OUT): Define.
+ * dwarf2out.c (output_cfi): Map regs using DWARF2_FRAME_REG_OUT.
+ * doc/tm.texi (DWARF_FRAME_REGNUM, DWARF2_FRAME_REG_OUT): Document.
+
+2004-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa-protos.h (compute_frame_size): Use HOST_WIDE_INT for frame sizes.
+ * pa.c (store_reg, store_reg_modify, load_reg, set_reg_plus_d):
+ Likewise. Handle frames larger than 0x7fffffff on 64-bit ports.
+ (emit_move_sequence): Check scratch_reg first in various if statements.
+ Extend source simplification to handle all 64-bit CONST_INTs.
+ (pa_output_function_prologue): Use HOST_WIDE_INT_PRINT_DEC for printing
+ frame size.
+ (hppa_expand_prologue, hppa_expand_epilogue): Use HOST_WIDE_INT for
+ frame offset calculations.
+ * pa.h (NEW_HP_ASSEMBLER): Add comment.
+ (MAX_LEGIT_64BIT_CONST_INT, MIN_LEGIT_64BIT_CONST_INT,
+ LEGITIMATE_64BIT_CONST_INT_P): Define.
+ (LEGITIMATE_CONSTANT_P): Use LEGITIMATE_64BIT_CONST_INT_P. Treat
+ any CONST_INT as legitimate during and after reload.
+ (VAL_32_BITS_P, INT_32_BITS): Define.
+ (LEGITIMIZE_RELOAD_ADDRESS): Handle large frame offsets.
+
+2004-01-20 Jan Hubicka <jh@suse.cz>
+
+ * emit-rtl.c (verify_rtx_sharing, copy_insn_1,
+ emit_copy_of_insn_after, emit_copy_of_insn_after): Clobbers
+ containing hard regs are shared.
+ (gen_hard_reg_clobber): New function.
+ (hard_reg_clobbers): New array.
+ * genemit.c (gen_exp): Use gen_hard_reg_clobber.
+ (copy_rtx): Do not copy clobbers containing hard regs.
+ * rtl.h (gen_hard_reg_clobber): Declare.
+
+2004-01-20 Jan Hubicka <jh@suse.cz>
+
+ * varray.c: Include hashtab.h
+ (varray_descriptor): New structure.
+ (hash_descriptor, eq_descriptor, varray_descriptor,
+ print_statistics): New static functions
+ (varray_init, varray_grow): Update statistics
+ (dump_varray_statistics): New function.
+ * varray.h (dump_varray_statistics): Declare.
+ * toplev.c (finalize): Call it.
+ * Makefile.in (varray.o): Add dependency.
+
+2004-01-20 Jan Hubicka <jh@suse.cz>
+
+ * cselib.c: Include alloc-pool.h
+ (empty_vals, empty_elt_lists, empty_elt_loc_lists): Kill.
+ (elt_loc_list_pool, elt_list_pool, cselib_val_pool): Declare.
+ (new_elt_list, new_elt_loc_list, unchain_one_elt_list,
+ unchain_one_elt_loc_list_pool, unchain_one_value,
+ new_cselib_val): Simplify using allocpool.
+ (cselib_init): Initialize allocpools.
+ (cselib_finish): Finish allocpools.
+ * Makefile.in (cselib.o): Depend on alloc-pool.h
+
+2004-01-20 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.c (mips_load_call_address): Make the call insn
+ use $gp if it could be calling a lazy binding stub.
+
+2004-01-20 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/s390/s390.c (TARGET_PROMOTE_FUNCTION_ARGS): Define.
+ (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
+ (TARGET_STRUCT_VALUE_RTX): Likewise.
+ * config/s390/s390.h (PROMOTE_FUNCTION_ARGS): Remove.
+ (PROMOTE_FUNCTION_RETURN): Remove.
+ (STRUCT_VALUE): Remove.
+
+2004-01-20 Denis Chertykov <denisc@overta.ru>
+
+ PR bootstrap/13735
+ * config/avr/avr.h (BASE_REG_CLASS): Don't permit to use X
+ register as pointer after reload.
+
+2004-01-20 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ PR optimization/12440
+ * loop.c: Include ggc.h.
+ (loop_optimize): Run garbage collector between optimization of loops.
+ * Makefile.in (loop.o): Add GGC_H dependency.
+
+2004-01-20 Hartmut Penner <hpenner@de.ibm.com>
+
+ * gcc/config/rs6000/rs6000.c (function_arg) Handle
+ vector register special in function without prototype.
+ (function_arg_advance): Vector parameters get always
+ GPRs allocated for the linux64 target.
+
+2004-01-20 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
+
+ * config/m32r/m32r.h (TARGET_M32R2). Test for TARGET_M32R2_MASK
+ not TARGET_M32RX_MASK.
+
+2004-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR target/13557
+ * config/sparc/sparc.c (function_arg): Reorder the cases.
+
+2004-01-19 Per Bothner <per@bothner.com>
+
+ Move cpp_reader's line_maps field to a shared global.
+ * cpphash.h (cpp_reader): Rename line_maps field to line_table
+ and change the type to a pointer rather than a struct.
+ * cppinit.c (cpp_push_main_field): Adjust accordingly.
+ * cpplib.c (do_include_common, _cpp_do_file_change, cpp_get_callbacks):
+ Likewise.
+ * cppfiles.c (validate_pch): Likewise.
+ * cppmacro.c (_cpp_warn_if_unused_macro, _cpp_builtin_macro_text):
+ Likewise.
+ * cpperror.c (print_location): Likewise.
+ * cpplib.h (cpp_create_reader): New line_maps pointer parameter.
+ * cppinit.c (cpp_create_reader): Handle new parameter.
+ (cpp_destroy): Don't free line_maps - that's no longer our job.
+ * input.h (line_table): New variable.
+ * toplev.c (line_table): Declare variable.
+ (general_init): Initialize line_table.
+ * c-opts.c (c_common_init_options): Pass line_table to
+ cpp_create_reader.
+ * fix-header.c (read_scan_file): New local variable line_table.
+ Initialize, and pass it to cpp_create_reader.
+ * Makefile.in (LIBS, LIBDEPS): Add libcpp.a.
+ (C_AND_OBJC_OBJS, fix-header): Remove redundant libcpp.a.
+
+2004-01-19 Per Bothner <per@bothner.com>
+
+ Implement a cache for linemap_lookup.
+ * line-map.h (struct_line_maps): Add cache field.
+ * line-map.c (linemap_init): Zero cache field.
+ (linemap_add): Set cache field to offset of newly allocated map.
+ (linemap_lookup): Use and set cache field.
+
+2004-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ PR optimization/13567
+ * cse.c (cse_basic_block): Call cse_insn with a non-null
+ libcall_insn for the last SET insn of a no-confilict block.
+
+2004-01-20 Kelley Cook <kcook@gcc.gnu.org>
+
+ * Makefile.in (target_noncanonical, program_transform_name): Use
+ immediate define instead of deferred.
+ (GCC_INSTALL_NAME, GCC_TARGET_INSTALL_NAME, CPP_INSTALL_NAME,
+ PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, GCOV_INSTALL_NAME,
+ GCCBUG_INSTALL_NAME): Define via a immediate $(shell) instead of
+ deferred backquote.
+
+2004-01-20 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * c-decl.c (c_init_decl_processing): Set pedantic_lvalues to
+ true unconditionally.
+ * c-typeck.c (unary_complex_lvalue, pedantic_lvalue_warning):
+ Remove.
+ (build_unary_op, build_modify_expr): Don't handle extended
+ lvalues.
+ (build_component_ref, build_conditional_expr): Call non_lvalue
+ instead of pedantic_non_lvalue.
+ (build_c_cast): Don't condition use of non_lvalue on pedantic.
+ * fold-const.c (fold): Don't check pedantic directly for
+ COMPOUND_EXPR. Ensure that results for COMPOUND_EXPR are
+ passed to pedantic_non_lvalue.
+ * doc/extend.texi: Remove documentation of extended lvalues.
+
+2004-01-19 Roger Sayle <roger@eyesopen.com>
+
+ PR optimization/5263
+ * simplify-rtx.c (associative_constant_p): Delete.
+ (simplify_associative_operation): Rewrite to linearize terms, and
+ attempt to simplify new term against both left and right subterms.
+ (simplify_binary_operation): Call swap_commutative_operands_p on
+ op0 and op1, not trueop0 and trueop1. Move the initialization of
+ trueop0 and trueop1 down to where first needed.
+ (simplify_relational_operation): Likewise.
+ * rtlanal.c (commutative_operand_precedence): Also order constant
+ operands using avoid_constant_pool_reference.
+
+2004-01-19 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.c (aligned_memory_operand): Check MEM_ALIGN,
+ don't check memory mode.
+ (unaligned_memory_operand): Likewise.
+ (reload_inqi, reload_inhi, reload_outqi, reload_outhi): Don't
+ abort for op0 not MEM.
+
+ * config/alpha/alpha.c (alpha_expand_mov_nobwx): If the destination
+ is not a reg, copy to a scratch first.
+ (aligned_loadqi, aligned_loadhi, unaligned_loadqi, unaligned_loadhi,
+ unaligned_loadqi_le, unaligned_loadqi_be, unaligned_loadhi_le,
+ unaligned_loadhi_be): Expect op0 in DImode; don't SUBREG.
+ (reload_inqi, reload_inhi): Fix mode of op0.
+ (reload_inqi_help, reload_inhi_help, reload_outqi_help,
+ reload_outhi_help): Likewise. Use define_insn_and_split.
+
+ * config/alpha/alpha.md (call peepholes): Check for REG_NORETURN
+ as well as $29 dead.
+
+2004-01-19 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): New. Emit
+ "tls_object" for thread-local objects.
+ * config/sparc/sparc.c (sparc_elf_asm_named_section): Emit
+ "#tls" for thread-local sections.
+ * configure.ac (thread-local checks): Specify --fatal-warnings in
+ every binutils-specific checks. For sparc*-*-*, test whether the
+ OS is Solaris and the tools are native and act accordingly.
+ * configure: Rebuild.
+
+2004-01-19 Jeff Law <law@redhat.com>
+
+ * contrib.texi: Update Paolo Carlini's entry. New entries for
+ Jerry Quinn and Petur Runolfsson.
+
+2004-01-19 Roger Sayle <roger@eyesopen.com>
+
+ * config/i386/i386.md (*movhi_1, *movqi_1): When optimizing for
+ size, don't use the larger zero-extending loads.
+
+2004-01-19 Richard Henderson <rth@redhat.com>
+
+ * alpha.h (HARD_REGNO_MODE_OK): Disallow SImode in FP regs.
+ * alpha.md (UNSPEC_NT_LDA): Remove.
+ (UNSPEC_CVTLQ, cvtlq): New.
+ (extendsidi2_1): Rename from extendsidi2_nofix; remove f/f.
+ (extendsidi2_fix): Remove.
+ (extendsidi2 splitter): Use cvtlq.
+ (extendsidi2 fp peepholes): Remove.
+ (cvtql): Use SFmode instead of SImode.
+ (fix_trunc?fsi): Update to match.
+ (floatsisf2_ieee, floatsisf2, floatsidf2_ieee, floatsidf2): New.
+ (movsi): Rename from movsi_nofix, remove f alternatives.
+ (movsi_nt_vms): Similarly.
+ (movsi_fix, movsi_nt_vms_fix): Remove.
+ (nt_lda): Remove.
+ * alpha.c (alpha_expand_prologue): Use adddi3, not nt_lda.
+
+2004-01-19 Jan Hubicka <jh@suse.cz>
+
+ * cgraph.c (cgraph_remove_node): Fix removal from linked list.
+ * cgraphunit.c (cgraph_finalize_compilation_unit): Clear next_needed
+ list.
+ (cgraph_remove_unreachable_nodes): New function
+ (cgraph_decide_inlining_of_small_function): Fix pasto.
+ (cgraph_decide_inlining_incrementally): Fix pasto.
+ (cgrpah_decide_inlining): Likewise; remove unreachable nodes.
+
+2004-01-19 Steven Bosscher <stevenb@suse.de>
+
+ * gengtype.c (header_file): Make it static.
+ (write_types_process_field, write_enum_defn): Minor whitespace fixes.
+ * gengtype.h (header_file): No longer extern.
+
+2004-01-18 Kazu Hirata <kazu@cs.umass.edu>
+
+ * defaults.h (CASE_VECTOR_PC_RELATIVE): Provide the default.
+ * expr.c (CASE_VECTOR_PC_RELATIVE): Remove.
+ * stmt.c (CASE_VECTOR_PC_RELATIVE): Likewise.
+
+2004-01-18 Kazu Hirata <kazu@cs.umass.edu>
-Wed Jun 5 13:45:54 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+ * stmt.c (HAVE_casesi): Define it not already defined.
+ (HAVE_tablejump): Likewise.
+ (expand_end_case_type): Resort to the binary tree method if
+ neither casesi or tablejump is available.
- * sparc.md (*call_{address,symbolic}_struct_value_sp32): Allow
- operand 2 to be const0_rtx.
+2004-01-18 Daniel Jacobowitz <drow@mvista.com>
+
+ * final.c (final_scan_insn): Make non-static again.
+ * output.h (final_scan_insn): Re-add prototype.
+ * config/arc/arc.c (arc_output_function_epilogue): Add NULL
+ to final_scan_insn call.
+ * config/cris/cris.c (cris_target_asm_function_epilogue): Likewise.
+ * config/mips/mips.c (mips_output_conditional_branch): Likewise.
+ * config/pa/pa.c (output_lbranch, output_call): Likewise.
+ * config/sh/sh.c (print_slot): Likewise.
+ * config/sparc/sparc.c (sparc_nonflat_function_epilogue): Likewise.
+ (output_sibcall, sparc_flat_function_epilogue): Likewise.
-Tue Jun 4 16:43:44 1996 Jason Merrill <jason@yorick.cygnus.com>
+2004-01-18 Jan Hubicka <jh@suse.cz>
- * varasm.c (make_decl_rtl): Don't update DECL_ASSEMBLER_NAME for
- local statics.
+ * basic-block.h (try_redirect_by_replacing_jump): Declare.
+ * cfgcleanup.c (try_optimize_cfg): Use it.
+ * cfgrtl.c (try_redirect_by_replacing_jump): Export.
+ (rtl_redirect_edge_and_branch, cfg_layout_redirect_edge_and_branch):
+ Kill hack.
+ (cfg_layout_merge_blocks): Use try_redirect_by_replacing_jump.
- * c-decl.c (start_decl): Always set DECL_COMMON on statics.
- * varasm.c (assemble_variable): Only treat vars with DECL_COMMON
- as common.
+ Revert:
+ 2004-01-16 Geoffrey Keating <geoffk@apple.com>
-Tue Jun 4 14:55:49 1996 Jeffrey A. Law <law@cygnus.com>
+ * cfgrtl.c (try_redirect_by_replacing_jump): Optimize tablejumps
+ even after reload, just don't remove the actual jump tables.
- * pa.c (reloc_needed): New function.
- * pa.h (TEXT_SPACE_P): Variables/constants with initializers
- requiring relocs never live in the text space.
+2004-01-18 Kazu Hirata <kazu@cs.umass.edu>
-Tue Jun 4 14:10:46 1996 Ian Lance Taylor <ian@cygnus.com>
+ * config/rs6000/rs6000.h (STRICT_ARGUMENT_NAMING): Remove.
- * sh.c (fp_zero_operand): Do not accept minus zero.
+2004-01-18 Kazu Hirata <kazu@cs.umass.edu>
- * sh.h (ASM_OUTPUT_LOOP_ALIGN): Define.
- (ASM_OUTPUT_ALIGN_CODE): Define.
- (ADJUST_INSN_LENGTH): Add in bytes that may be added by
- alignment.
- * sh.c (output_branch): Run ADJUST_INSN_LENGTH in reverse to get
- correct length. Just call abort rather than returning "bad".
- (find_barrier): Adjust limits for possible alignment.
+ * defaults.h (ASM_OUTPUT_ADDR_VEC_ELT): Fix the computation of
+ the size of a pointer in bytes.
-Tue Jun 4 09:35:05 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+2004-01-18 Roger Sayle <roger@eyesopen.com>
- * rs6000/t-solaris: New target config file for PowerPC Solaris
- without gas.
+ * builtins.c (expand_builtin_expect_jump): Fix thinko of reusing
+ live "next" variable, which could lead to an infinite loop.
- * rs6000/t-ppc: Eliminate all multilib varients except for
- software floating point.
+2004-01-18 Andrew Pinski <pinskia@physics.uc.edu>
- * configure (powerpcle-*-solaris*): If not --with-gnu-as, use
- t-solaris, not t-ppc.
+ * config/rs6000/altivec.h: Wrap C++ functions in extern "C++"
+ block.
- * rs6000/sol2.h (MULTILIB_DEFAULTS): Add correct defaults for
- Solaris.
+ * config/rs6000/rs6000.c (rs6000_special_round_type_align):
+ Check for NULL in the chain and remove repeated code.
- * rs6000/sysv4.h (ASM_OUTPUT_SECTION_NAME): Clone from svr4.h, omit
- @progbits, since Solaris assembler doesn't like it.
- (LIB_SOLARIS_SPEC): If -msolaris-cclib, add libabi.a.
- ({START,END}FILE_SOLARIS_SPEC): If -msolaris-cclib, use explicit
- pathnames for the Solaris compiler start/end files.
- (ASM_SPEC): Pass -mno-regnames to the assembler.
+2004-01-18 Jan Hubicka <jh@suse.cz>
-Mon Jun 3 19:40:10 1996 Jim Wilson <wilson@cygnus.com>
+ * coverage.c (checksum_string): Rename to ...
+ (coverage_checksum_string): ... this one, Use crc32_string; recognize
+ names containing random number and zero the number out in order to get
+ match.
- * mips/abi64.h (CPP_SPEC): Make -mabi=n32 the default.
- * mips/iris6.h (MIPS_ISA_DEFAULT, MIPS_ABI_DEFAULT, MULTILIB_DEFAULTS,
- ASM_SPEC, STARTFILE_SPEC, ENDFILE_SPEC, LINK_SPEC): Likewise.
- * mips.md (tablejump_internal4+1): Fix typo in condition.
- * mips/x-iris6 (CC, OLDCC): Define to be `cc -32'.
+2004-01-18 Richard Sandiford <rsandifo@redhat.com>
-Mon Jun 3 07:57:35 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+ * config/mips/mips.c (mips_got_alias_set): Mark for PCH.
- * tree.def ([LR]SHIFT_EXPR): Remove `a' from printed names.
+2004-01-18 Joseph S. Myers <jsm@polyomino.org.uk>
- * sparc.md (call): Mask unimp operand to 12 bits, just like Sun.
+ * doc/c-tree.texi, doc/cpp.texi, doc/extend.texi,
+ doc/frontends.texi, doc/gcov.texi, doc/gty.texi, doc/install.texi,
+ doc/invoke.texi, doc/libgcc.texi, doc/md.texi, doc/rtl.texi,
+ doc/sourcebuild.texi, doc/standards.texi, doc/tm.texi,
+ doc/trouble.texi: Remove trailing whitespace.
- * expr.c (store_field): Fix typo in last change; update TARGET addr.
+2004-01-18 Richard Sandiford <rsandifo@redhat.com>
- * c-decl.c (start_struct): Set TYPE_PACKED from flag_pack_struct.
- (start_enum): Likewise but from flag_short_enums.
- (finish_enum): Test TYPE_PACKED, not flag_short_enums.
- * stor-layout.c (layout_decl): Test DECL_PACKED and TYPE_PACKED
- instead of flag_pack_struct.
- (layout_record): Likewise.
+ PR target/7618
+ * config/mips/mips.c: Include cfglayout.h.
+ (TARGET_ASM_OUTPUT_MI_THUNK, TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
+ (mips_unspec_offset_high): Add temporary register argument.
+ (mips_load_call_address): New function, split out from...
+ (mips_expand_call): ...here.
+ (mips_output_cplocal): New function.
+ (mips_output_function_prologue, mips_output_function_epilogue): Use it.
+ (mips_emit_loadgp): New function, split out from...
+ (mips_expand_prologue): ...here.
+ (mips_output_mi_thunk): New function.
-Sun Jun 2 19:41:14 1996 Jim Wilson <wilson@cygnus.com>
+2004-01-17 Bernardo Innocenti <bernie@develer.com>
- * mips.md (tablejump_internal3, tablejump_internal4): New patterns.
- (tablejump): Use them for PIC code.
+ * longlong.h (mc68020, __mc68030__, mc68030, __mc68040__, mc68040,
+ mcpu32): Remove redundant checks for implied target predefines.
-Fri May 31 17:26:53 1996 Stan Cox <coxs@dg-rtp.dg.com>
+2004-1-17 Andrew Pinski <pinskia@physics.uc.edu>
- * i386.c (ix86_expand_epilogue): Don't generate references to an
- exposed vacated stack.
- * i386.md (epilogue_set_stack_ptr): New.
-
-Fri May 31 15:07:49 1996 Jim Wilson <wilson@cygnus.com>
-
- * mips/abi64.h: Add -mabi=n32 support.
- (ABI_64BIT): Delete.
- (TARGET_LONG64, CPP_SPEC, STACK_BOUNDARY, MIPS_STACK_ALIGN,
- GP_ARG_LAST, FP_ARG_LAST, SUBTARGET_CONDITIONAL_REGISTER_USAGE,
- MAX_ARGS_IN_REGISTER, FUNCTION_ARG_PADDING, RETURN_IN_MEMORY,
- SETUP_INCOMING_VARARGS): Modify.
- (REG_PARM_STACK_SPACE): Ifdef out.
- (TARGET_DEFAULT, SUBTARGET_TARGET_OPTIONS): Define.
- * mips/iris6.h: Add -mabi=n32 support.
- (TARGET_DEFAULT, ASM_OUTPUT_INTERNAL_LABEL,
- ASM_GENERATE_INTERNAL_LABEL): Delete.
- (MULTILIB_DEFAULTS, ASM_SPEC, EXTRA_SECTION_FUNCTIONS,
- ASM_OUTPUT_ALIGNED_LOCAL, STARTFILE_SPEC, ENDFILE_SPEC, LINK_SPEC):
- Modify.
- (MIPS_ABI_DEFAULT, LOCAL_LABEL_PREFIX): Define.
- * mips.c: Add -mabi=n32 support.
- (mips_const_double_ok, mips_move_1word, mips_move_2words,
- function_arg, override_options, mips_asm_file_start,
- compute_frame_size, save_restore_insns, function_prologue,
- mips_expand_prologue, function_epilogue, mips_function_value): Modify.
- (mips_abi, mips_abi_string): Define
- * mips.h: Add -mabi=n32 support.
- (ABI_64BIT): Delete.
- (TARGET_OPTIONS, INITIAL_ELIMINATION_OFFSET, GO_IF_LEGITIMATE_ADDRESS,
- CONSTANT_ADDRESS_P, LEGITIMATE_CONSTANT_P, LEGITIMIZE_ADDRESS,
- ASM_OUTPUT_ADDR_DIFF_ELT): Modify.
- (enum mips_abi_type, SUBTARGET_TARGET_OPTIONS): Define.
- (mips_abi, mips_abi_string): Declare.
- * mips.md (jump, tablejump_internal1, tablejump_internal2): Add
- -mabi=n32 support.
- * mips/t-iris6 (MULTILIB_OPTIONS): Add -mabi=n32 support.
- * mips/xm-irix6.h (HOST_BITS_PER_LONG): Use _MIPS_SZLONG not 64.
- * ginclude/va-mips.h (va_start): Add -mabi=n32 support.
-
-Fri May 31 14:45:30 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000/sysv4.h (SUBTARGET_SWITCHES): Add -msolaris-cclib to use
- the Sun compiler's crt files instead of ours.
- ({START,END}FILE_SOLARIS_SPEC): If -msolaris-cclib, use the Sun
- compiler's crt files instead of ours.
- (SUBTARGET_OVERRIDE_OPTIONS): Don't set -msdata=data for Solaris.
- (SBSS_SECTION_ASM_OP): For Solaris, don't use @nobits.
- (CPP_OS_SOLARIS_SPEC): Remove -Asystem(unix) and -Asystem(svr4).
-
- * rs6000/t-ppc{,gas} (MULTILIB*): Add Solaris specific multilibs.
-
- * rs6000/eabi{,le}sim.h (*_DEFAULT_SPEC): Rather than using
- duplicate definitions, just use %(...) so that there is only one
- place in the specs file where the switches are defined.
- * rs6000/{linux,sol2}.h (*_DEFAULT_SPEC): Ditto.
-
- * rs6000/sol2.h (CPP_PREDEFINES): Use the standard one in sysv4.h.
- (RS6000_ABI_NAME): Default is solaris.
- (ASM_OUTPUT_ALIGNED_LOCAL): Don't redefine.
-
- * rs6000/sol-c{i.asm,n.asm,c0.c}: Provide more things that Solaris
- needs for program startup.
-
-Thu May 30 21:57:34 1996 Mike Stump <mrs@cygnus.com>
-
- * tree.def (OFFSET_REF): Remove.
- * expr.c (expand_expr, case OFFSET_REF): Likewise.
- * tree.c (substitute_in_expr): Remove OFFSET_REF code.
-
-Wed May 29 14:54:44 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000/eabi.asm (__eabi): If not -mrelocatable, don't assemble
- relocatable functions, so that it can be assembled with the
- Solaris assembler.
-
- * rs6000/sysv4.h (CPP_SYSV_SPEC): Define _RELOCATABLE if
- -mrelocatable-lib as well as -mrelocatable.
-
- * rs6000.c (rs6000_file_start): New function to print some more
- information to the asm file.
- * rs6000/{sysv4,win-nt,rs6000}.h (ASM_FILE_START): Call it.
-
-Tue May 28 15:21:24 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000.h (FIRST_PSEUDO_REGISTER): Bump to 77.
- ({FIXED,CALL_USED}_REGISTERS): Add support for fpmem pseudo register.
- (REG_ALLOC_ORDER, HARD_REGNO_{NREGS,MODE_OK}): Likewise.
- (REGISTER_MOVE_COST, reg_class, REG_CLASS_{NAMES,CONTENTS}): Likewise.
- (REGNO_REG_CLASS, PREFERRED_RELOAD_CLASS): Likewise.
- (CLASS_{MAX_NREGS,CANNOT_CHANGE_SIZE,MAX_NREGS}): Likewise.
- (rs6000_stack, {,DEBUG_}REGISTER_NAMES): Ditto.
- (FPMEM_{REGNO_P,REGNUM}): New macros for fpmem register.
- (rs6000_fpmem_{offset,size}): New global variables.
- (RS6000_VARARGS_OFFSET): Fpmem temporary storage is located
- between outgoing arg area and varargs save area.
- (STARTING_FRAME_OFFSET, STACK_DYNAMIC_OFFSET): Likewise.
- (PREDICATE_CODES): Add fpmem_operand.
- ({count_register,fpmem}_operand): Add declarations.
-
- * rs6000.c ({rs6000,alt}_reg_names): Add support for fpmem 'register'.
- (rs6000_fpmem_{offset,size}): New global variables.
- (fpmem_operand): Return true for fpmem registers.
- (gpc_reg_operand): The fpmem register is not general purpose.
- (includes_rshift_p): Add casts to silence warnings from Solaris
- PowerPC host compiler.
- (print_operand): Add 'v' operand type for the upper 16 bits of
- signed constants, to placate the Solaris assembler.
- ({rs6000,debug}_stack_info): Add support for fpmem 'register'.
- (output_epilog): Likewise.
-
- * rs6000.md (addsi3,movsi,movsf,movdi): Use %v for constants with
- the upper 16 bits, to get the sign correct for PowerPC Solaris.
- (float{,uns}sidf2,fix_truncdfsi2): Rewrite to use 'register' 76
- for the memory location used to convert between float and integer.
-
- * sysv4.h (ASM_OUTPUT_{CON,DE}STRUCTOR): Use code laid down in
- .init and .fini for making constructors and destructors under
- Solaris.
- (ASM_SPEC): Do not pass -u to the assembler.
- (CC1_SPEC): -mrelocatable implies -meabi.
-
- * sol2.h (RS6000_ABI_NAME): Default ABI is Solaris, not System V.4.
- (ASM_OUTPUT_ALIGNED_LOCAL): Don't define Solaris specific method.
-
-Mon May 27 06:39:13 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * expr.c (expand_builtin, case BUILT_IN_{LONG,SET}JMP):
- Convert block address from ptr_mode to Pmode.
-
-Sun May 26 20:05:43 1996 Doug Evans <dje@cygnus.com>
-
- * gcc.c (MSDOS pexecute): Call xmalloc, not malloc.
-
-Sun May 26 08:31:54 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * configure (vax-*-{sysv}): tm_file and xm_file now list.
- (vax-*-ultrix): tm_file is now list.
- (we32k-att-sysv*): xm_file now list.
- * vax/xm-netbsd.h: Deleted.
- * vax/netbsd.h: No longer include vax.h and config/netbsd.h.
- * vax/ultrix.h, vax/vaxv.h: No longer include vax.h.
- * vax/xm-vaxv.h: No longer include xm-vax.h.
- * xm-we32k.h: No longer include xm-svr3.h.
+ * config/rs6000/rs6000.c (rs6000_special_round_type_align):
+ Return type is unsigned int not int.
+ * config/rs6000/rs6000-protos.h (rs6000_special_round_type_align):
+ Likewise.
- * configure: Separately set target_cpu_default for two
- case statements and then combine if both set.
- (alpha-*-winnt3): tm_file and xm_file are now list.
- Set target_cpu_default to 64.
- * winnt/config-nt.bat: Make .h files properly for Alpha.
- * alpha.h (WINDOWS_NT): No longer defined and used.
- (MASK_WINDOWS_NT, TARGET_WINDOWS_NT): New macros.
- (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_WINDOWS_NT.
- * alpha.c (output_prolog): Test TARGET_WINDOWS_NT, not WINDOWS_NT.
- * alpha.md: Likewise.
- * alpha/config-nt.sed: Properly set tm_file and {build,host}_xm_file.
- * alpha/win-nt.h: Don't include alpha.h
- (WINDOWS_NT): No longer define.
- * alpha/xm-winnt.h: Don't include xm-alpha.h and winnt/xm-winnt.h.
+2004-01-18 Joseph S. Myers <jsm@polyomino.org.uk>
-Fri May 24 12:34:22 1996 Doug Evans <dje@seba.cygnus.com>
+ * doc/contrib.texi, doc/cppenv.texi, doc/extend.texi,
+ doc/install.texi, doc/invoke.texi, doc/tm.texi: Consistently use
+ "GNU/Linux" and "Microsoft Windows" terminology.
- * configure (cpu_type): Add case for arm.
- (sparclet-*-aout*): Delete extra_headers.
+2004-01-18 Joseph S. Myers <jsm@polyomino.org.uk>
- * varasm.c (asm_output_bss): New argument DECL.
- Use ASM_DECLARE_OBJECT_NAME if defined.
- (asm_output_aligned_bss): Likewise.
- (assemble_variable): Pass DECL to ASM_OUTPUT{,_ALIGNED}_BSS.
- * arm/aout.h (ASM_OUTPUT_ALIGNED_BSS): Update.
- * h8300.h (ASM_OUTPUT_BSS): Update.
- * i386/linux.h (ASM_OUTPUT_ALIGNED_BSS): Update.
- * i386/sysv4.h (ASM_OUTPUT_ALIGNED_BSS): Update.
- * m68k/coff.h (ASM_OUTPUT_ALIGNED_BSS): Update.
- * m68k/linux.h (ASM_OUTPUT_ALIGNED_BSS): Update.
- * m68k/m68k-aout.h (ASM_OUTPUT_BSS): Update.
- * rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_BSS): Update.
- * rs6000/win-nt.h (ASM_OUTPUT_ALIGNED_BSS): Update.
- * sparc/sysv4.h (ASM_OUTPUT_ALIGNED_BSS): Update.
-
-Thu May 23 19:55:52 1996 Jim Wilson <wilson@cygnus.com>
-
- * combine.c (set_nonzero_bits_and_sign_copies): Set reg_sign_bit_copies
- to one not zero to indicate value is unknown.
-
-Thu May 23 18:39:24 1996 J.T. Conklin <jtc@rtl.cygnus.com>
-
- * config/netbsd.h (SWITCH_TAKES_ARG): Add -R.
- (LINK_SPEC): Add %{R*}.
-
- * m68k/lb1sf68.asm: Construct exception masks at compile time
- instead of or'ing in bits at run time.
-
-Thu May 23 15:53:06 1996 Ian Lance Taylor <ian@cygnus.com>
-
- * sh.md: Add new instruction types fp and fpdiv. Set new
- instruction types where appropriate. Add function unit fp.
- Claim that store instructions use function unit memory.
-
-Thu May 23 00:36:19 1996 Jeffrey A. Law <law@cygnus.com>
-
- * h8300.h (CONSTANT_ADDRESS_P): Don't accept CONST or HIGH on H8/300H.
- * h8300.md: Use "m" rather than "o" constraint everywhere appropriate.
- Cleanup use of "i" and "n" constraints.
+ * doc/c-tree.texi, doc/compat.texi, doc/cpp.texi,
+ doc/cppopts.texi, doc/extend.texi, doc/install.texi,
+ doc/interface.texi, doc/invoke.texi, doc/libgcc.texi, doc/md.texi,
+ doc/objc.texi, doc/rtl.texi, doc/tm.texi, doc/trouble.texi: Use
+ @smallexample instead of @example.
-Wed May 22 17:43:37 1996 Jim Wilson <wilson@cygnus.com>
+2004-01-17 Ziemowit Laski <zlaski@apple.com>
- * fixincludes (pthread.h): Add extern to __page_size* declarations
- for AIX 4.1.x.
+ * objc/objc-act.c (build_objc_method_call): Use target
+ hooks instead of macros to determine if ..._stret
+ dispatchers should be used (NeXT runtime only).
- * combine.c (nonzero_bits): Don't assume arg pointer has same
- alignment as stack pointer.
+2004-01-17 Roger Sayle <roger@eyesopen.com>
-Wed May 22 16:09:05 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+ * builtins.c (expand_builtin_expect_jump): Fix mistake in my
+ last patch. Use XEXP (x, 0) to get a LABEL_REF's CODE_LABEL.
- * rs6000/sysv4.h (LINK_START_DEFAULT_SPEC): Spell macro correctly.
- (LIB_DEFAULT_SPEC): Provide default version.
+2004-01-17 Daniel Jacobowitz <drow@mvista.com>
-Wed May 22 11:23:57 1996 J"orn Rennecke (amylaar@meolyon.hanse.de)
+ * rtl.h (emit_insn_before_sameloc, emit_jump_insn_before_sameloc)
+ (emit_call_insn_before_sameloc, emit_insn_after_sameloc)
+ (emit_jump_insn_after_sameloc, emit_call_insn_after_sameloc): New
+ macros.
+ * reload1.c (emit_reload_insns): Use them.
+ * emit-rtl.c (emit_insn_before_sameloc, emit_insn_after_sameloc)
+ (emit_jump_insn_after_sameloc, emit_call_insn_after_sameloc): Check
+ for NULL PATTERN.
+
+2004-01-17 Daniel Jacobowitz <drow@mvista.com>
+
+ * final.c (SEEN_BB, SEEN_NOTE, SEEN_EMITTED): Define.
+ (final_scan_insn): Update to take an additional SEEN argument. Emit
+ a line note after the prologue. Make static.
+ (line_note_exists): Remove.
+ (final): Don't initialize line_note_exists. Update call to
+ final_scan_insn.
+ * output.h (final_scan_insn): Remove prologue.
+ * function.c (set_insn_locators): Update comment.
+ (thread_prologue_and_epilogue_insns): Add a comment.
+
+2004-01-17 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR target/10781
+ * config/rs6000/rs6000-protos.h (rs6000_special_round_type_align):
+ Prototype.
+ * config/rs6000/rs6000.c (rs6000_special_round_type_align):
+ New function.
+ * config/rs6000/linux64.h (ROUND_TYPE_ALIGN): Use it.
+ * config/rs6000/aix.h (ROUND_TYPE_ALIGN): Likewise.
+ * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Likewise.
+
+2004-01-17 Jan Hubicka <jh@suse.cz>
+
+ * toplev.c (rest_of_handle_reorder_blocks): Fix pasto in previous
+ commit.
+
+ * toplev.c (HAVE_conditional_execution): Provide default.
+ (rest_of_handle_reorder_blocks): For conditional_execution target
+ update liveness once after all transformations
+ (rest_of_compilation): Do crossjumping before ce3.
+
+2004-01-17 Geoffrey Keating <geoffk@apple.com>
+
+ * alias.c (new_alias_set): Mark last_alias_set for PCH.
+ (get_varargs_alias_set): Rename 'set' to 'varargs_set' and mark it
+ for PCH.
+ (get_frame_alias_set): Likewise, except rename it to 'frame_set'.
+ * config/rs6000/rs6000.c (rs6000_sr_alias_set): Mark for PCH.
+ (get_TOC_alias_set): Mark 'set' for PCH.
+
+2004-01-16 Geoffrey Keating <geoffk@apple.com>
+
+ * cfgrtl.c (try_redirect_by_replacing_jump): Optimize tablejumps
+ even after reload, just don't remove the actual jump tables.
+
+2004-01-17 J. Brobecker <brobecker@gnat.com>
+
+ * dwarf2out.c (is_subrange_type): Renamed from is_ada_subrange_type().
+ Remove checks for is_ada() and TREE_UNSIGNED.
+ (subrange_type_die): Emit a byte_size attribute if the subrange
+ type size is different from the base type size.
+ (modified_type_die): Replace call to is_ada_subrange_type() by
+ call to is_subrange_type().
+
+2004-01-16 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * config/sh/sh.c: Include ggc.h.
+
+2004-01-16 Geoffrey Keating <geoffk@apple.com>
+
+ * Makefile.in (MD5_H): New.
+ (fold-const.o): Depend on md5.h.
+ (dwarf2out.o): Likewise.
+ (cppfiles.o): Likewise.
+ * cppfiles.c: Include md5.h.
+ (should_stack_file): Check against list read from PCH file.
+ (struct pchf_data): New.
+ (pchf): New variable.
+ (struct pchf_adder_info): New.
+ (pchf_adder): New.
+ (pchf_save_compare): New.
+ (_cpp_save_file_entries): New.
+ (_cpp_read_file_entries): New.
+ (struct pchf_compare_data): New.
+ (pchf_compare): New.
+ (check_file_against_entries): New.
+ * cpphash.h (_cpp_save_file_entries): Prototype.
+ (_cpp_read_file_entries): Prototype.
+ * cpppch.c (cpp_write_pch_state): Write the list of headers.
+ (cpp_read_state): Read the list of headers.
+
+2004-01-17 Jan Hubicka <jh@suse.cz>
+
+ * c-common.c (c_estimate_num_insns_1): Handle builtin_constant_p and
+ builtin_expect specially.
+ * params.def (PARAM_MAX_INLINE_INSNS_AUTO): Set to 100.
+ (PARAM_LARGE_FUNCTION_INSNS): Set to 3000.
+ * invoke.texi (max-inline-insns-single): Set to 100.
+ (large-function-insns): Set to 3000.
+
+2004-01-16 Eric Christopher <echristo@redhat.com>
+ Chandrakala Chavva <cchavva@redhat.com>
+
+ * cppcharset.c (one_iso88591_to_utf8): New function.
+ (convert_iso88591_utf8): Ditto. Use.
+ (conversion_tab): Use.
+ (_cpp_input_to_utf8): New function.
+ (_cpp_init_iconv_buffer): Ditto.
+ (_cpp_close_iconv_buffer): Ditto.
+ * cpphash.h: Prototype new functions.
+ (cpp_buffer): Add input_cset_desc.
+ * cppinit.c: Add input_charset default.
+ * cpplib.c (cpp_push_buffer): Support init and
+ close of iconv.
+ * cpplib.h (cpp_options): Add input_charset.
+
+2004-01-16 Kazu Hirata <kazu@cs.umass.edu>
+
+ * system.h (ASM_OUTPUT_SECTION_NAME): Poison.
+ * config/alpha/unicosmk.h: Remove a commented-out definition
+ of ASM_OUTPUT_SECTION_NAME.
+ * config/stormy16/stormy16.h: Likewise.
+
+2004-01-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ * fixinc/inclhack.def (alpha___extern_prefix): Renamed to ...
+ (alpha___extern_prefix_sys_stat): ... this.
+ Apply to <sys/mount.h>, too.
+ Tweak to match more variations.
+ * fixinc/tests/base/sys/stat.h: Adapt for new hackname.
+
+ * fixinc/inclhack.def (alpha___extern_prefix,
+ alpha___extern_prefix_standards): New hacks to obey
+ __PRAGMA_EXTERN_PREFIX.
+ * fixinc/tests/base/testing.h [ALPHA___EXTERN_PREFIX_CHECK]: New
+ test.
+ * fixinc/tests/base/standards.h: Likewise.
+
+ * fixincl/inclhack.def (alpha_pthread): Tweak to match more
+ variations.
+ New testcase.
+ * fixinc/tests/base/pthread.h: Handle it.
+
+ * fixincl/inclhack.def (bad_lval): Sort file list.
+ Add many missing files up to Tru64 UNIX V5.1B.
+ * gcc/fixinc/tests/base/libgen.h: Renamed to ...
+ * gcc/fixinc/tests/base/dirent.h: ... this to match new file list
+ order.
+
+ * fixinc/fixincl.x: Regenerate.
+
+2004-01-16 Mark Mitchell <mark@codesourcery.com>
+
+ * version.c (version_string): Change to 3.5.0.
+ * doc/include/gcc-common.texi (version-GCC): Likewise.
+
+2004-01-16 Jan Hubicka <jh@suse.cz>
+
+ * i386.md (load_tp_di): Fix pasto.
+
+ PR opt/13608
+ * i386.c (ix86_compute_frame_layout): Fix for alloca on leaf function.
+
+ * c-pretty-print.c (pp_c_type_cast, pp_c_abstract_declarator,
+ pp_c_character_constant, pp_c_floating_constant,
+ pp_c_additive_expression, pp_c_shift_expression,
+ pp_c_equality_expression, pp_c_and_expression,
+ pp_c_exclusive_or_expression, pp_c_inclusive_or_expression,
+ pp_c_logical_and_expression): Remove inline modifier.
+ * dwarf2out.c (get_AT): Likewise.
+ * et-forest.c (et_splay): Likewise.
+ * ra.h (ra_alloc, ra_calloc): Likewise
+
+2004-01-16 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/frv/frv-protos.h: Fix comment formatting.
+ * config/frv/frv.c: Likewise.
+ * config/frv/frv.h: Likewise.
+ * config/frv/frv.md: Likewise.
+ * config/frv/frvbegin.c: Likewise.
+ * config/frv/frvend.c: Likewise.
+
+2004-01-16 Kazu Hirata <kazu@cs.umass.edu>
+
+ * system.h (LINKER_DOES_NOT_WORK_WITH_DWARF2): Poison.
+ * doc/tm.texi (PREFERRED_DEBUGGING_TYPE): Don't mention
+ LINKER_DOES_NOT_WORK_WITH_DWARF2.
+ (LINKER_DOES_NOT_WORK_WITH_DWARF2): Remove.
+
+2004-01-16 J"orn Rennecke <joern.rennecke@superh.com>
+
+ PR 11864
+ * postreload.c (reload_cse_simplify_operands): Don't remove
+ implicit extension from LOAD_EXTEND_OP.
+
+2004-01-16 Jan Hubicka <jh@suse.cz>
+
+ PR opt/11350
+ * cfgcleanup.c (try_optimize_cfg): Suppress tablejump removal
+ after reload.
+ * cfgrtl.c (rtl_can_merge_blocks, cfglayout_can_merge_blocks,
+ rtl_try_redirect_by_replacing_branch): Likewise.
+
+2004-01-15 Geoffrey Keating <geoffk@apple.com>
+
+ PR pch/13689
+ * alias.c (struct alias_set_entry): Mark for GC.
+ (alias_sets): Make static, mark for GC.
+ (record_alias_subset): Use GC to allocate alias structures.
+ * varray.c (element): Make generic varrays GCed.
+
+ PR pch/13361
+ * c-typeck.c (constructor_asmspec): Delete.
+ (struct initializer_stack): Delete field 'asmspec'.
+ (start_init): Delete saving of asmspec.
+ (finish_init): Don't update constructor_asmspec.
+ * dwarf2out.c (rtl_for_decl_location): Duplicate string from tree.
+ * stmt.c (expand_asm): Duplicate strings from tree.
+ (expand_asm_operands): Likewise.
+ * tree.c (tree_size): Update computation of size of STRING_CST.
+ (make_node): Don't make STRING_CST nodes.
+ (build_string): Allocate string with tree node.
+ * tree.def (STRING_CST): Update comment.
+ * tree.h (TREE_STRING_POINTER): Adjust for change to STRING_CST.
+ (tree_string): Place contents of string in tree node.
+ * config/sh/sh.c (sh_handle_sp_switch_attribute): Duplicate string
+ from tree.
+
+ * config/rs6000/rs6000.c (rs6000_va_arg): No need to special-case
+ altivec operands.
+
+2004-01-15 Kazu Hirata <kazu@cs.umass.edu>
+
+ * c-common.h: Fix comment formatting.
+ * c-cppbuiltin.c: Likewise.
+ * c-pragma.c: Likewise.
+ * calls.c: Likewise.
+ * collect2.c: Likewise.
+ * cppcharset.c: Likewise.
+ * cpptrad.c: Likewise.
+ * dbxout.c: Likewise.
+ * defaults.h: Likewise.
+ * dwarf2out.c: Likewise.
+ * fold-const.c: Likewise.
+ * genautomata.c: Likewise.
+ * genconditions.c: Likewise.
+ * genflags.c: Likewise.
+ * gengtype.c: Likewise.
+ * integrate.c: Likewise.
+ * loop.c: Likewise.
+ * predict.c: Likewise.
+ * sdbout.c: Likewise.
- * i386.md (return_pop_internal): new pattern.
- (pop): disable emitting of bogus move instruction.
- * i386.c (ix86_expand_epilogue): use gen_return_pop_internal to
- simultanously return and pop args; removed stray semicolon.
- * config/linux-aout.h, config/linux.h (SET_ASM_OP): Added for
- __attribute__ ((alias ())) support.
+2004-01-15 Zack Weinberg <zack@codesourcery.com>
-Wed May 22 08:06:42 1996 Richard Kenner <kenner@vlsi1.ultra.nyu.edu.edu>
+ * config/ia64/ia64.md (*movti_internal): C output template
+ extracted to ia64.c.
+ (*movti_internal_reg): Delete.
+ (reload_inti, reload_outti): Use the correct mode on operand 2
+ in the first place, don't fix it up in the output template.
+ (movtf, reload_ointf, reload_outtf): New expanders.
+ (*movtf_internal): New define_insn_and_split.
+ * config/ia64/ia64.c (ia64_split_timode): Rename to ia64_split_tmode;
+ make static; do not hand TFmode CONST_DOUBLEs to split_double.
+ (ia64_split_tmode_move): New function, body mostly pulled
+ from ia64.md:*movti_internal.
+ (ia64_function_arg_words): New function, extracted common
+ logic from ia64_function_arg et seq.
+ (ia64_function_arg_offset): Likewise. Handle correctly the
+ case of a scalar quantity 16 bytes wide with only 8-byte alignment.
+ (ia64_function_arg, ia64_function_arg_partial_nregs)
+ (ia64_function_arg_advance): Use ia64_function_arg_words and
+ ia64_function_arg_offset.
+ (ia64_function_value): TCmode does not go in float regs.
+ (ia64_secondary_reload_class): Also handle TFmode.
+ * config/ia64/ia64-protos.h: Remove prototype for
+ ia64_split_timode; add prototype for ia64_split_tmode_move.
- * combine.c (init_reg_last_arrays, setup_incoming_promotions):
- Correct prototypes.
+2004-01-15 Kelley Cook <kcook@gcc.gnu.org>
-Tue May 21 13:42:17 1996 Jeffrey A. Law <law@cygnus.com>
+ * Makefile.in (MAINT): Make it an immediate assignment.
- * h8300.md (div and mode patterns): Rewrite.
-
- * pa.c (basereg_operand): Never accept a CONST_INT.
-
-Tue May 21 12:26:40 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * pa/pa-hpux9.h, pa-osf.h (LINK_SPEC): Provide version for Snake.
+2004-01-15 Kazu Hirata <kazu@cs.umass.edu>
-Tue May 21 07:20:48 1996 Pat Rankin <rankin@eql.caltech.edu>
+ * config/m32r/m32r.md: Remove useless calls to gen_lowpart.
- * vax.h (TARGET_NAME): Define unless already defined.
- (TARGET_VERSION): Print TARGET_NAME.
- * vax/vms.h (TARGET_NAME): Always redefine.
- (TARGET_VERSION): Delete; retain vax.h definition.
+2004-01-15 Kazu Hirata <kazu@cs.umass.edu>
-Mon May 20 14:00:44 1996 Jim Wilson <wilson@cygnus.com>
+ * config/h8300/coff.h: Replace Hitachi with Renesas.
+ * config/h8300/elf.h: Likewise.
+ * config/h8300/h8300-protos.h: Likewise.
+ * config/h8300/h8300.c: Likewise.
+ * config/h8300/h8300.h: Likewise.
+ * config/h8300/h8300.md: Likewise.
+ * config/h8300/lib1funcs.asm: Likewise.
- * sh.c (output_file_start): Delete misplaced semicolon.
+2004-01-15 Andrew Pinski <apinski@apple.com>
-Mon May 20 11:58:15 1996 Jeffrey A. Law <law@cygnus.com>
+ * config/rs6000/rs6000.c (uses_TOC): Wrap #if TARGET_ELF
+ around it.
- * reorg.c (relax_delay_slots): Call update_block before
- redirecting a branch past a redundant insn.
+2004-01-15 Kazu Hirata <kazu@cs.umass.edu>
-Sun May 19 16:40:53 1996 Philippe De Muyter <phdm@info.ucl.ac.be>
+ * config/h8300/h8300.c (h8300_return_in_memory): New.
+ (TARGET_STRUCT_VALUE_RTX): Likewise.
+ (TARGET_RETURN_IN_MEMORY): Likewise.
+ * config/h8300/h8300.h (STRUCT_VALUE): Remove.
+ (RETURN_IN_MEMORY): Likewise.
- * Makefile.in (libobjc.a, sublibobjc.a): 'specs' added to
- dependencies.
+2004-01-15 Richard Earnshaw <rearnsha@arm.com>
-Sun May 19 12:25:48 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+ PR optimization/13375
+ * gcse.c (handle_avail_expr): Just return if the source is not a
+ single set.
- * configure: Add new switch to provide default for cpu_type;
- delete numerous settings of it in main switch.
- (hppa): Reflect rerrangements below; use new configure features.
- * pa/pa-gas.h, pa/pa-pro-end.h: New files.
- * pa/pa1.h, pa/pa1-osf.h, pa/pa1-ghpux.h, pa/pa1-oldas.h: Deleted.
- * pa/pa1-ghpux9.h, pa/pa1-hpux9.h, pa/pa1-hpux.h: Deleted.
- * pa/pa1-ghiux.h, pa/pa1-hiux.h, pa/pa-ghpux.h: Deleted.
- * pa/pa-gux7.h, pa/pa-ghiux.h: Deleted.
- * pa/pa-hiux.h: No longer include pa-hpux.h.
- * pa/pa-hpux.h: No longer include pa.h.
- (TARGET_DEFAULT): Unset before setting.
- (LINK_SPEC): Provide option for pa1.
- * pa/pa-hpux7.h: No longer include pa.h.
- (HP_FP_ARG_DESCRIPTOR_REVERSED): Don't define here.
- * pa/pa-hpux9.h, pa/pa-oldas.h: No longer include pa-hpux.h.
- (TARGET_DEFAULT): Don't need to set here.
- * pa/pa-osf.h: No longer include pa.h.
- (TARGET_DEFAULT): Don't define; identical to default.
- * pa/pa-pro.h: No longer include pa.h.
- Move definitions after include to new file pa-pro-end.h.
- * pa.h (TARGET_SWITCHES): Include TARGET_CPU_DEFAULT.
- (TARGET_CPU_DEFAULT): Provide default value.
- (CPP_SPEC): Test TARGET_CPU_DEFAULT too.
+2004-01-15 Richard Earnshaw <rearnsha@arm.com>
+ Daniel Jacobowitz <drow@mvista.com>
- * Makefile.in (function.o): Includes bc-emit.h.
- (reg-stack.o): Includes insn-flags.h.
- * expr.h (function_value): Deleted; no such function.
- (bc_build_calldesc, bc_runtime_type_code): New declarations.
- * c-decl.c: Add prototypes for all static functions.
- * c-iterate.c: Likewise.
- * dbxout.c: Likewise.
- (adspath): Delete; never used and has numerous parse errors.
- * dwarfout.c: If not GNUC, make `inline' null; otherwise, leave alone.
- Add `static' to inline functions.
- Add prototypes for static function.
- * expr.c (bc_runtime_type_code): Delete redundant declaration.
- * function.c: Include bc-emit.h.
- ({save,restore}_machine_status): Add prototype for args.
- (bc_runtime_type_code, bc_build_calldesc): Delete redundant decls.
- (bc_emit_trampoline, bc_end_function): Likewise.
- * reg-stack.c: Include insn-flags.h.
- Add prototypes for static functions.
- (gen_jump, gen_movdf, gen_movxf): Delete redundant declarations.
- (find_regno_note, emit_jump_insn_before, emit_label_after): Likewise.
- (swap_rtx_condition): Now static.
- * sdbout.c: Add prototypes for static functions.
- (sdbout_parms, sdbout_reg_parms): Delete extra parm to plain_type.
-
-Sun May 19 11:50:10 1996 John Carr <jfc@mit.edu>
-
- * alpha.c (alpha_emit_conditional_move): Compare to 0 in correct mode.
-
-Sat May 18 20:17:27 1996 Jim Wilson <wilson@cygnus.com>
-
- * sh.c (prepare_move_operands): If source is r0, and dest is reg+reg
- MEM, then copy source to a pseudo-reg.
- * sh.md (untyped_call): New pattern.
-
- * unroll.c (copy_loop_body): When update split DEST_ADDR giv,
- check to make sure it was split.
- (find_splittable_givs): Fix reversed test of verify_addresses result.
-
-Sat May 18 10:26:04 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * tree.c (unsave_expr_now): Avoid use of NULL_RTX since no rtl.h.
-
- * configure: Set cpu_default, tm_file, and xm_file early.
- Remove redundant settings of those, tmake_file, and xmake_file.
- Use ${tm_file} and ${xm_file} to refer to the main files.
- Sort some entries for consistency and reformat some others.
- (rs6000, powerpc): Remove bogus test on host == target.
- (alpha-*-linux): xm-linux.h no longer includes xm-alpha.
- (alpha-*-osf*): Remove redundant setting of target_cpu_default.
- (*-convex-*): Use target_cpu_default instead of separate .h files.
- (clipper-intergraph-clix*): clix.h no longer includes any files.
- (i860, i960, pdp11): Reflect removal of includes listed below.
- * alpha/xm-linux.h: No longer include xm-alpha.h.
- * clipper/clix.h: No longer include clipper.h and svr3.h.
- * convex.h: Provide a default for TARGET_DEFAULT.
- Take "or" of TARGET_DEFAULT and TARGET_CPU_DEFAULT everywhere.
- * convex/convex{1,2,32,34,38}.h: Deleted.
- * i860/bsd-gas.h: No longer include bsd.h.
- * i860/bsd.h: No longer include i860.h.
- * i860/fx2800.h: No longer include i860/sysv4.h.
- (OUTPUT_TDESC): No longer define.
- (ASM_FILE_END): Move redefinition to here.
- * i860/mach.h: No longer include i860.h.
- * i860/paragon.h, i860/sysv3.h: No longer include i860.h and svr3.h.
- * i860/sysv4.h: No longer include i860.h and svr4.h.
- (ASM_FILE_END): Delete redefinition from here.
- * i860/xm-fx2800.h: No longer include xm-i860.h.
- * i860/xm-paragon.h, i860/xm-sysv{3,4}.h: Deleted.
- * i960/i960-coff.h: No longer include i960.h and dbxcoff.h.
- * i960/vx960-coff.h: No longer include i960-coff.h.
- * i960/vx960.h: No longer include i960.h.
- * pdp11/2bsd.h: No longer include pdp11.h.
-
- * i370/i370.h: Renamed from mvs.h.
- * i370/i370.c: Renamed from mvs370.c.
- * i370/t-i370: Renamed from t-mvs.
- * i370/xm-i370.h: Renamed from xm-mvs.h.
- * configure (i370-*-mvs*): Use default names for all files.
-
- * c-parse.in: Update number of shift/reduce conflicts for objc.
-
-Sat May 18 08:20:17 1996 Dennis Glatting (dennisg@plaintalk.bellevue.wa.us)
-
- * m68k/next.h (FINALIZE_TRAMPOLINE): Add missing backslashes.
-
-Fri May 17 19:57:20 1996 Pat Rankin <rankin@eql.caltech.edu>
-
- * vax/xm-vms.h (dbxout_resume_previous_source_file): New macro.
-
-Fri May 17 14:20:13 1996 Mike Stump <mrs@cygnus.com>
-
- * expr.c (expand_expr, cond TARGET_EXPR): Make TARGET_EXPRs
- redoable for UNSAVE_EXPR.
- * stmt.c (expand_decl_cleanup): Wrap the cleanup in an UNSAVE_EXPR
- to that we can redo it.
- * tree.c (unsave_expr_now): Handle TARGET_EXPRs fully now.
- * tree.def (TARGET_EXPR): Add a fourth field so that TARGET_EXPRs
- are redoable.
-
- * expr.c (expand_expr, cond UNSAVE_EXPR): Move from the C++
- frontend to the backend where it belongs.
- * tree.c (unsave_expr{,_now}): Likewise.
- * tree.def (UNSAVE_EXPR): Likewise.
- * tree.h (unsave_expr{,_now}): Likewise.
-
-Fri May 17 15:04:40 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000.md (lshrsi3 insns): Add special case code for shifting by
- 0 to avoid bad code generated with no optimization.
-
-Fri May 17 13:50:55 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * i386/unix.h (ASM_OUTPUT_MI_THUNK): Define.
- * i386/{att.h,bsd.h,sun386.h} (ASM_OUTPUT_MI_THUNK): Delete.
-
-Fri May 17 13:34:28 1996 Ian Lance Taylor <ian@cygnus.com>
-
- * fp-bit.c (_fpdiv_parts): Correct sign handling when
- dividing zero or infinity by something.
-
-Fri May 17 12:36:36 1996 Doug Evans <dje@seba.cygnus.com>
-
- Standardize option output in assembler files.
- * Makefile.in (toplev.o): Pass -DTARGET_NAME.
- * arm/aout.h (ASM_OUTPUT_OPTIONS): Delete.
- (ASM_FILE_START): Delete option output support.
- * arm.c (output_option, output_options, m_options): Delete.
- * m88k.c (output_file_start): Delete option output support.
- * m88k.h (ASM_COMMENT_START): Define.
- * mips.c (target_switches, print_options): Delete.
- (mips_asm_file_start): Put output of -G,Cpu,ISA here.
- * mips.h (ASM_COMMENT_START): Change from "\t\t#" to " #".
- * rs6000.c (output_option, m_options, output_options): Delete.
- * rs6000.h (ASM_OUTPUT_OPTIONS): Delete.
- (ASM_COMMENT_START): Define.
- (ASM_FILE_START): Delete option output support.
- * rs6000/sysv4.h (ASM_FILE_START): Likewise.
- * rs6000/win-nt.h (ASM_FILE_START): Likewise. Delete duplicate.
- * sh.c (output_option, m_options, output_options): Delete.
- (output_file_start): Delete option output support.
- * sh.h (ASM_FILE_START): Likewise.
- (ASM_COMMENT_START): Define.
- * dwarfout.c (*): flag_verbose_asm renamed to flag_debug_asm.
- * flags.h (flag_debug_asm): Declare.
- * toplev.c (print_version): New function.
- (print_single_switch): New arguments pos, max, indent, sep, term.
- (print_switch_values): New arguments pos, max, indent, sep, term.
- Update call to print_single_switch. Output options passed and
- options enabled.
- (MAX_LINE): New macro.
- (flag_debug_asm): Define.
- (compile_file): Output options to assembler file.
- (main): Recognize -dA. Call print_version. Update call to
- print_switch_values.
- (line_position): Deleted.
-
-Fri May 17 10:50:44 1996 Stan Cox (coxs@dg-rtp.dg.com)
-
- * i386.c (function_prologue, ix86_expand_prologue,
- function_epilogue, ix86_expand_epilogue): Generate prologue and
- epilogue as RTL (prior to scheduling) instead of emitting asm.
- (override_options): If only -march is given, make it the default -mcpu.
- * i386.h (FUNCTION_BEGIN_EPILOGUE): Renamed from FUNCTION_EPILOGUE.
- * i386.md (return, return_internal, prologue, prologue_set_got,
- prologue_get_pc, epilogue, leave, pop): New patterns for emitting
- asm from prologue and epilogue RTL.
- * m88k/t-dgux (T_CFLAGS): Delete.
- * m88k/x-dgux (X_CFLAGS): New.
+ * arm/lib1funcs.asm (ARM_FUNC_START): Correct interworking case.
+ (EQUIV): Define.
+ (ARM_FUNC_ALIAS): New macro.
+ * arm/ieee754-df.S (gedf2, ledf2, nedf2, eqdf2): Use it.
+ * arm/ieee754-sf.S (gesf2, lesf2, nesf2, eqsf2): Use it.
-Fri May 17 09:54:23 1996 Jim Meyering (meyering@asic.sc.ti.com)
+2004-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
- * Makefile.in (stamp-crt{,S}): Use -o to avoid conflicts if
- both of these are built in parallel.
+ PR optimization/12372
+ * calls.c (expand_call): Add call_fusage data for stack arguments in
+ constant calls.
-Fri May 17 08:55:19 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+2004-01-15 Alan Modra <amodra@bigpond.net.au>
- * expmed.c (store_split_bit_field): Don't assume the alignment
- of VALUE is the same as the record.
+ * config/rs6000/rs6000.c (uses_TOC): Correct comment. Make static.
+ (rs6000_elf_declare_function_name): Formatting.
+ * config/rs6000/rs6000-protos.h (uses_TOC): Remove declaration.
- * configure: Write #define TARGET_CPU_DEFAULT into tm.h
- instead of defining MAYBE_TARGET_DEFAULT in Makefile.
- (alpha-*-linux): Set target_cpu_default to 4 and xmake_file to none.
- (alpha-*-osf*): Set target_cpu_default to 4 if --gas.
- * Makefile.in (gcc.o, toplev.o, $(out_object_file)):
- Remove MAYBE_TARGET_DEFAULT.
+2004-01-15 Jan Hubicka <jh@suse.cz>
- * combine.c (insn_cuid): New function.
- (INSN_CUID): Sometimes call it.
-
-Fri May 17 08:12:37 1996 Scott Christley <scottc@net-community.com>
-
- * objc/sendmsg.c (objc_get_uninstalled_dtable): New function.
- * objc/objc-api.h (objc_get_uninstalled_dtable): New declaration.
-
- * objc/thr-os2.c, objc/thr-posix.c, objc/thr-mach.c: New files.
- * objc/THREADS.MACH: New file.
-
- * objc/sendmsg.c (nil_method): Deleted from here.
- * objc/nil_method.c: New file.
- * Makefile (OBJC_O): Add dependency for nil_method.c.
-
- * objc/hash.c (hash_is_key_in_hash): New function.
- * objc/hash.h: Include objc/objc.h here instead of in objc/hash.c
- to get BOOL typedef.
+ PR bootstrap/13692
+ * sched-deps.c (sched_analyze_1, sched_analyze_2): Fix thinko in
+ previous patch.
-Fri May 17 08:01:48 1996 Doug Rupp (rupp@gnat.com)
+2004-01-15 Richard Henderson <rth@redhat.com>
- * msdos/configur.bat: If Ada subdirectory present, adjust Makefile.
-
-Fri May 17 07:40:04 1996 Ulrich Drepper (drepper@cygnus.com)
-
- * stddef.h: If need_wint_t defined, nothing in this file is needed.
- (_WINT_T, __WINT__TYPE__, wint_t): Define under certain circumstances.
-
-Thu May 16 18:53:25 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * fold-const.c (fold, case EQ_EXPR): When folding VAR++ = CONST,
- mask the new const if VAR is a bitfield reference; also for VAR--.
-
-Thu May 16 18:29:03 1996 Doug Evans <dje@seba.cygnus.com>
-
- * varasm.c (function_section): Delete flag_function_sections support.
- (assemble_start_function): Put it here. Use UNIQUE_SECTION if defined.
-
-Wed May 15 13:35:11 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * rs6000.{h,c,md} (rs6000_pic_register): Delete all uses, use
- pic_offset_table_rtx instead.
-
- * rs6000.md (move_to_float): Rewrite so that it uses the register
- allocator to allocate the stack temp, instead of calling
- rs6000_stack_temp.
- (fix_truncdfsi2): Likewise.
+ * config/alpha/alpha.h (REG_ALLOC_ORDER): Reorder fp regs after
+ integer regs of the same call-savedness.
- * rs6000.c (rs6000_stack_temp): Delete, no longer used.
+2004-01-15 Andreas Schwab <schwab@suse.de>
-Wed May 15 10:39:27 1996 Jeffrey A. Law <law@cygnus.com>
-
- * h8300.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Define.
+ PR bootstrap/13562
+ * config/m68k/m68k.c (output_move_const_into_data_reg): Clear cc
+ status for NOTB/NOTW/NEGW methods.
-Sat May 11 07:42:59 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+2004-01-15 Kazu Hirata <kazu@cs.umass.edu>
- * expr.c (store_field): Support BLKmode bitfield if aligned on
- byte boundary using emit_block_move.
- (expand_expr, case COMPONENT_REF): Likewise.
+ * doc/invoke.texi: Update dump file names. Fix a typo.
-Fri May 10 18:33:39 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+2004-01-15 Kazu Hirata <kazu@cs.umass.edu>
- * configure (alpha-*-linux): Reverse order in tm_file list.
- Delete xmake_file.
- * alpha/x-linux: Deleted.
- * alpha/linux.h (ASM_FINAL_SPEC): Add #undef.
- * alpha/xm-linux.h: Remove bogus trailing #endif.
+ * builtins.c (expand_builtin_va_end): Don't use
+ EXPAND_BUILTIN_VA_END.
+ * system.h (EXPAND_BUILTIN_VA_END): Poison.
+ * config/d30v/d30v.h: Remove a commented-out definition of
+ EXPAND_BUILTIN_VA_END.
+ * config/stormy16/stormy16.h: Likewise.
- * loop.c (maybe_eliminate_biv_1): Disable all but two cases
- of biv elimination with givs and restrict those two cases to
- an ADD_VAL that is an address.
+2004-01-15 Kazu Hirata <kazu@cs.umass.edu>
- * flow.c (mark_set_1, mark_used_regs): Clean up usages
- of ALL_NEEDED; change to SOME_NOT_NEEDED and set properly.
+ * system.h (STRUCT_VALUE_INCOMING_REGNUM): Poison.
+ * targhooks.c (default_struct_value_rtx): Don't use
+ STRUCT_VALUE_INCOMING_REGNUM.
-Fri May 10 11:37:38 1996 Jason Merrill <jason@yorick.cygnus.com>
+2004-01-15 Kelley Cook <kcook@gcc.gnu.org>
- * toplev.c (compile_file): Don't warn about artificial functions
- declared static and not defined.
+ PR bootstrap/12744
+ * configure.in: Revamp enable-generated-files-in-srcdir rule to define
+ GENINSRC and not parsedir. Define srcextra as a langhook.
+ * configure: Regenerate.
+ * Makefile.in: Suppress default .l.c rule. Don't substitute
+ parsedir and delete all references throughout. Conditionally define
+ rule for srcextra dependent on GENINSRC.
+ (stmp-docobjdir): Delete.
+ (c-parse.o, gengtype-lex.o, gengtype-yacc.o): Use implicit build rule.
+ (srcextra): Copy c-parse.y, c-parse.c, gengtype-lex.c, gengtype-yacc.c,
+ and gengtype-yacc.h back to source directory.
+ (maintainer-clean): Delete all parse files in source directory.
+ (distclean): Delete generated files.
-Thu May 9 22:03:28 1996 Doug Evans <dje@cygnus.com>
+ * objc/Make-lang.in (objc-parse.o): Use implicit build rule.
+ (objc-parse.c, objc-parse.y): Don't use parsedir.
+ (objc.srcextra): Copy objc-parse.y and objc-parse.c back to source
+ directory if requested.
+ (po-generated): Don't use parsedir.
+ (objc.maintainer-clean): Delete above files from source directory.
- * varasm.c (assemble_start_function): ASM_DECLARE_FUNCTION_NAME
- needn't consider bytecodes.
- (assemble_variable): ASM_DECLARE_OBJECT_NAME needn't
- consider bytecodes.
- * toplev.c (rest_of_decl_compilation): Likewise with
- ASM_FINISH_DECLARE_OBJECT.
- * arm/aof.h (ASM_DECLARE_{FUNCTION,OBJECT}_NAME): Delete bytecode
- support.
- * vax/vms.h (ASM_DECLARE_OBJECT_NAME): Likewise.
+2004-01-14 Kazu Hirata <kazu@cs.umass.edu>
-Thu May 9 19:36:13 1996 Jim Wilson <wilson@cygnus.com>
+ * doc/tm.texi (FUNCTION_VALUE): Fix a typo.
- * sh.h (SET_ASM_OP): Define.
+2004-01-14 Kazu Hirata <kazu@cs.umass.edu>
-Thu May 9 13:31:58 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+ * doc/tm.texi: Replace RETURN_IN_MEMORY with
+ TARGET_RETURN_IN_MEMORY.
- * rs6000/sysv4.h (SUBTARGET_{SWITCHES,OPTIONS}): Add support for
- finer grain control on -msdata, so that eabi people can specify to
- compile sdata code to only use r13 instead of r2/r13. Make
- -mrelocatable-lib turn off -msdata, just like -m relocatable does.
- (SUBTARGET_OVERRIDE_OPTIONS): Ditto.
- (ENCODE_SECTION_INFO): Move to rs6000.c.
- (ASM_SPEC): -msdata=eabi sets -memb also.
- (CC1_SPEC): -mno-sdata gets converted to -msdata=none.
+2004-01-15 Jan Hubicka <jh@suse.cz>
- * rs6000.c (rs6000_sdata{,_name}): Add support for finer grain
- control on -msdata.
- (output_options, small_data_operand, print_operand): Likewise.
- (rs6000_select_section): Likewise.
- (rs6000_encode_section_info): Move here from sysv4.h, section
- names are stored as STRING nodes, not IDENTIFIER.
+ * builtins.c (std_expand_builtin_va_arg): Align operand when needed.
+ * i386.c (init_cumulative_args): Set warn_sse; fix handling of variadic
+ functions accepting SSE arguments
+ (function_arg): Warn only when asked to warn.
+ * i386.h (ix86_args): Add warn_sse/warn_mmx fiels.
-Wed May 8 21:04:49 1996 Doug Evans <dje@cygnus.com>
+2004-01-14 Joseph S. Myers <jsm@polyomino.org.uk>
- * function.c (aggregate_value_p): Return 1 if TREE_ADDRESSABLE.
- * pa.h (RETURN_IN_MEMORY): No longer test for TREE_ADDRESSABLE.
+ * c-parse.in (stmts_and_decls): Make label at end of compound
+ statement a hard error.
-Tue May 7 13:42:57 1996 Jeffrey A. Law <law@cygnus.com>
+2004-01-14 Jan Hubicka <jh@suse.cz>
- * h8300.c: Include obstack.h.
- (bit_memory_operand): New function.
- (print_operand): Append ":16" to a memory reference to
- the tiny data area.
- (h8300_tiny_data_p): New function.
- (h8300_valid_machine_decl_attribute): Accept "tiny_data". Fix typo.
- (h8300_encode_label): New function.
- (h8300_adjust_insn_length): References to the tiny data section
- are two bytes shorter than normal accesses on the H8/300H.
- * h8300.h (OK_FOR_U): Fix thinko.
- (ENCODE_SECTION_INFO): Encode info for tiny data variables.
- (STRIP_NAME_ENCODING): Define.
- * h8300.md (movqi insn): Fix length for a constant load.
- (movstrictqi, movhi, movstricthi): Likewise.
- (memory btst patterns): Add register to the constraints to keep
- reload happy.
+ * cgraph.c (create_edge): Use local.redefined_extern_inline.
+ * cgraph.h (cgraph_local_info): Sort fields by size; add
+ redefined_extern_inline
+ (cgraph_global_info): Sort fields by size.
+ (cgraph_node): Likewise.
+ * cgraphunit.c (cgraph_finalize_function): Se
+ local.redefined_extern_inline on redefinition.
+ (cgraph_analyze_function): Use it; fix formating.
- * h8300.h (OK_FOR_U): (const (plus (symbol_ref) (const_int)))
- is valid U operand if SYMBOL_REF_FLAG is set on SYMBOL_REF.
- * h8300.md (memory btst patterns): New patterns.
+2004-01-14 Jan Hubicka <jh@suse.cz>
- * h8300.c (h8300_eightbit_data_p): Renamed from h8300_tiny_data_p.
- (h8300_eightbit_data_p): Check for the "eightbit_data"
- attribute instead of "tiny_data".
- (h8300_valid_machine_decl_attribute): Likewise.
- * h8300.h (ENCODE_SECTION_INFO): Call h8300_eightbit_data_p
- instead of h8300_tiny_data_p.
+ PR c++/10776
+ * sched-deps.c (trye_dependency_cache, anti_dependency_cache,
+ outptu_dependency_cache, forward_dependency_cahe): Trun to vectors of
+ bitmaps
+ (cache_size): New variable
+ (add_dependence): Update use; canonize early memory locations
+ (sched_analyze_1): Likewise.
+ (sched_analyze_2): Likewise.
+ (init_dependency_caches): Initialize bitmaps.
+ (free_dependency_caches): Free bitmaps
- * h8300.h (READONLY_DATA_SECTION): Define.
- (EXTRA_SECTIONS): Add in_readonly_data.
- (READONLY_DATA_SECTION_ASM_OP): Define.
- (EXTRA_SECTION_FUNCTINOS): Add readonly_data.
+2004-01-14 Kazu Hirata <kazu@cs.umass.edu>
-Tue May 7 09:26:24 1996 Jason Merrill <jason@yorick.cygnus.com>
+ * calls.c: Replace STRICT_ARGUMENT_NAMING in comments with
+ targetm.calls.strict_argument_naming().
+ * target.h: Likewise.
- * varasm.c (make_decl_rtl): Update DECL_ASSEMBLER_NAME for local
- statics. Remove reference to flag_no_common.
+2004-01-14 Richard Henderson <rth@redhat.com>
-Mon May 6 21:38:36 1996 Paul Eggert <eggert@twinsun.com>
+ PR debug/13231
+ * dwarf2out.c (dwarf2out_stack_adjust): Skip prologue and epilogue
+ instructions.
- * cpplib.c (skip_comment, handle_directive): Don't use uninit vars.
+2004-01-14 Richard Henderson <rth@redhat.com>
-Mon May 6 18:47:36 1996 Doug Evans <dje@cygnus.com>
+ PR c++/12491
+ * except.c (struct eh_region): Add u.fixup.resolved.
+ (resolve_one_fixup_region): Split out from ...
+ (resolve_fixup_regions): ... here.
- * dbxout.c (dbxout_function): When deciding to call dbxout_function_end
- change test from flag_function_sections to DECL_SECTION_NAME != NULL.
+2004-01-14 Kazu Hirata <kazu@cs.umass.edu>
- * varasm.c (named_section): Accept any decl.
+ * config/mn10300/mn10300.h (STRUCT_VALUE): Change to 0.
-Mon May 6 16:41:08 1996 Stan Cox (coxs@dg-rtp.dg.com)
+2004-01-14 Kazu Hirata <kazu@cs.umass.edu>
- * final.c (final_scan_insn): Modify conditional moves whose cc is
- nonstandard.
+ * config/alpha/alpha.h (STRUCT_VALUE): Remove.
+ * config/alpha/vms.h (STRUCT_VALUE_REGNUM): Remove #undef.
+ (STRUCT_VALUE): Remove.
- * c-common.c (decl_attributes): Chain multiple attributes correctly.
+2004-01-14 Steven Bosscher <stevenb@suse.de>
-Mon May 6 15:41:43 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+ * system.h: Poison PROMOTED_MODE
+ * integrate.c (expand_inline_function): Don't mention the
+ PROMOTED_MODE.
+ * loop.c (update_giv_derive): Same.
+ * tree.h (DECL_RTL): Same.
- * stmt.c (expand_decl): Don't deduce alignment of SIZE from
- DECL_ALIGN; use TYPE_ALIGN instead.
+2004-01-14 J"orn Rennecke <joern.rennecke@superh.com>
- * function.c (assign_parms): Set RTX_UNCHANGING_P in stack_parm
- if parm is read-only.
+ PR target/9365
+ * sh.c (gen_block_redirect): Add special handling of RETURN.
+ (gen_far_branch) Don't call gen_stuff_delay_slot if there is no
+ far branch target (i.e. it's a return).
- * c-common.c (truthvalue_conversion, case ADDR_EXPR): Don't
- treat address of external decl as always nonzero.
+2004-01-14 Kazu Hirata <kazu@cs.umass.edu>
-Mon May 6 11:33:57 1996 Jason Merrill <jason@yorick.cygnus.com>
+ * regrename.c (find_oldest_value_reg): Fix a warning.
- * c-decl.c (start_decl): Check -fno-common here.
- * varasm.c (assemble_variable): Instead of here.
- * final.c (end_final): Likewise.
- * c-common.c (init_attributes, decl_attributes): Add A_COMMON.
+2004-01-14 Richard Earnshaw <rearnsha@arm.com>
-Mon May 6 11:12:39 1996 Mike Stump <mrs@cygnus.com>
+ PR bootstrap/12527
+ * config.gcc (arm*-*-linux*): Don't include unknown-elf.h in tm_file.
+ Move linux-gas.h and linux-elf.h before aout.h.
+ * arm/arm.h (INITIALIZE_TRAMPOLINE): Only define if not already.
+ * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Define.
- * expr.c (expand_increment): Add third parameter to know when to
- ignore the result value.
- (store_constructor): Likewise
- (expand_expr, case {PRE,POST}{INC,DEC}REMENT_EXPR): Likewise.
- * tree.c (stabilize_reference): Always ignore the first operand of
- COMPOUND_EXPRs.
+2004-01-14 Kazu Hirata <kazu@cs.umass.edu>
-Mon May 6 13:14:45 1996 Jim Wilson <wilson@cygnus.com>
+ * config/m32r/m32r.md: Use GEN_INT instead of gen_rtx
+ (CONST_INT, VOIDmode, ...).
- * sh.c (gen_shifty_op): Truncate VALUE to avoid out of bounds array
- access.
+2004-01-14 Richard Earnshaw <rearnsha@arm.com>
- * expr.c (expand_expr, case INDIRECT_REF): Delete obsolete code
- to special case a SAVE_EXPR operand.
+ * regrename.c (find_oldest_value_reg): If the replacement uses
+ multiple hard registers, check that all of them are in CLASS.
-Mon May 6 10:00:12 1996 Pat Rankin <rankin@eql.caltech.edu>
+2004-01-14 Jan Hubicka <jh@suse.cz>
- * vax.h (ASM_OUTPUT_MI_THUNK): Define.
+ * alias.c (get_alias_set): Initialize alias set to 0 when subset is
+ impossible.
-Mon May 6 09:49:10 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+2004-01-14 Kelley Cook <kcook@gcc.gnu.org>
- * m68k/linux.h: Use the new trampoline definition.
- (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE): Deleted.
- (INITIALIZE_TRAMPOLINE): Changed.
- (FINALIZE_TRAMPOLINE, CLEAR_INSN_CACHE): New.
+ * Makefile.in: Define MAINT from --enable-maintainer-mode.
-Mon May 6 09:43:55 1996 Patrick J. LoPresti (patl@lcs.mit.edu)
+2004-01-14 Hartmut Penner <hpenner@de.ibm.com>
- * rtlanal.c (rtx_addr_varies_p): Scan operands of type `E'.
+ * gcc/config/rs6000/rs6000.c (rs6000_stack_info)
+ Calculate always vrsave_mask if TARGET_ALTIVEC.
+ (rs6000_emit_prologue): Emit code for vrsave
+ only if TARGET_ALTIVEC_VRSAVE.
+ (rs6000_emit_epilogue): Likewise.
-Mon May 6 09:04:40 1996 H.J. Lu (hjl@gnu.ai.mit.edu)
+2004-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
- * x-linux{,-aout} (BOOT_CFLAGS, STMP_FIXPROTO, STMP_FIXPROTO): Deleted.
- * config/t-linux (BOOT_CFLAGS, STMP_FIXPROTO, STMP_FIXPROTO): New,
- moved from x-linux.
- * t-linux-aout: New file.
- * configure (i[3456]86-*-linux*oldld*, i[3456]86-*-linux*aout*):
- Set tmake_file to t-linux-aout.
+ * config/sparc/sparc.md (tie_add32): Fix pasto.
+ (tie_add64): Likewise.
-Sun May 5 22:13:22 1996 H.J. Lu (hjl@gnu.ai.mit.edu)
+2004-01-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
- * Makefile.in (gxx_include_dir): Change to $(prefix)/include/g++.
- (old_gxx_include_dir): New - defined as $(libdir)/g++-include.
- (cccp.o, cpplib.o): Also pass OLD_GPLUSPLUS_INCLUDE_DIR (set
- from $(old_gxx_include_dir)).
- * cccp.c (include_defaults_array): For C++, also search
- OLD_GPLUSPLUS_INCLUDE_DIR.
- * cpplib.c (default_include): Likewise.
- * configure: Remove no-longer-needed support for --gxx-include-dir.
+ * config/i386/i386.md (*addqi_1_slp): Do not access operands[2].
-Sun May 5 21:59:53 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+2004-01-13 Kazu Hirata <kazu@cs.umass.edu>
- * c-lex.c (check_newline): Fix #pragma parsing; issue error message
- for directive that starts with `p' but isn't `pragma'.
+ * config/iq2000/iq2000-protos.h: Fix comment formatting.
+ * config/iq2000/iq2000.c: Likewise.
+ * config/iq2000/iq2000.md: Likewise.
-Sun May 5 13:13:40 1996 Jeremy Bettis <jeremy@hksys.com>
+2004-01-14 J. Brobecker <brobecker@gnat.com>
- * objc/hash.c (hash_value_for_key): Prevent endless loop when 0 was
- stored in a hashtable.
+ * dwarf2out.c (is_ada_subrange_type): No longer check the TYPE_NAME.
+ (subrange_type_die): Add handle for nameless subrange types.
-Sun May 5 13:09:54 1996 Satoshi Adachi (adachi@wisdom.aa.ap.titech.ac.jp)
+2004-01-13 Kazu Hirata <kazu@cs.umass.edu>
- * m68k/newsgas.h (SET_ASM_OP, ASM_WEAKEN_LABEL): Define.
+ * config/h8300/h8300-protos.h: Replace do_movsi with
+ h8300_expand_movsi.
+ * config/h8300/h8300.c (do_movsi): Change to
+ h8300_expand_movsi.
+ * config/h8300/h8300.md (movsi): Replace do_movsi with
+ h8300_expand_movsi.
+ (movsf): Likewise.
-Sun May 5 12:48:08 1996 Stephen L Moshier (moshier@world.std.com)
+2004-01-13 Kazu Hirata <kazu@cs.umass.edu>
- * tree.c (build_real_from_int_cst): Remove spurious test for
- REAL_IS_NOT_DOUBLE.
+ * config/h8300/h8300.c (dosize): Change to
+ h8300_emit_stack_adjustment. Update callers.
-Sat May 4 12:17:58 1996 Richard Earnshaw (rearnsha@armltd.co.uk)
+2004-01-13 Kazu Hirata <kazu@cs.umass.edu>
- * arm.h (ASM_OUTPUT_MI_THUNK): Moved here from aout.h. Rewrite to be
- independent of the selected assembler, and to use optimal number of
- instructions.
- * arm/aout.h (ASM_OUTPUT_MI_THUNK): Delete.
-
- * arm/aout.h (ASM_OUTPUT_OPTIONS): Define.
- (ASM_FILE_START): Call ASM_OUTPUT_OPTIONS.
- (BSS_SECTION_OP): Define.
- (ASM_OUTPUT_ALIGN): Don't output anything if byte alignment is wanted.
- (ASM_OUTPUT_ALIGNED_BSS): Define.
- * arm.h (target_cpu_name): Delete.
- (TARGET_SWITCHES): Delete "be" and "le".
- (TARGET_OPTIONS): Delete "cpu-", add "tune=".
- (struct arm_cpu_select): New struct.
- (PROCESSOR_DEFAULT, TARGET_CPU_DEFAULT): Define.
- (EXTRA_CC_MODES, EXTRA_CC_NAMES): Add CC_Cmode.
- (CANONICALIZE_COMPARISON): Define.
- * arm.c (arm_select): Declare and initialize.
- (all_procs): Add arm7100.
- (arm_override_options): Parse arm_select structure to determine
- selected architecture and tuning parameters.
- (output_option, output_options): New functions.
- (arm_canonicalize_comparison): New function.
- (arm_gen_movstrqi): Don't add a writeback of the index registers for
- the last instructions.
- (arm_select_cc_mode): Detect case where mode is carry out of unsigned
- arithmetic.
- (output_lcomm_directive): Use bss_section (), and use alignment
- rather than rounding.
- (get_arm_condition_code): Handle CC_Cmode.
- (final_prescan_insn): Avoid boundary case where we would occasionally
- inline MAX_INSNS_SKIPPED+1 insns. Allow call_insns to be inlined in
- APCS_32 mode if they are the last insn in the block.
- * arm.md (*addsi3_compareneg): Delete potentially unsafe insn.
- (*addsi3_compare_op[12]): New insns.
- (*compare_addsi2_op[01]): New insns.
- (*addsi3_carryin, *addsi3_carryin_alt[12]): New insns.
- (*cmp_ite1): Use arm_add_operand instead of arm_rhs_operand.
- * semi.h (PROCESSOR_DEFAULT): Default to PROCESSOR_ARM6.
-
-Fri May 3 10:52:11 1996 1996 Stan Cox (coxs@dg-rtp.dg.com)
-
- * i386.md (movesicc, movehicc) Pentium Pro conditional move insns.
-
- * i386.h (TARGET_PENTIUMPRO, TARGET_CMOVE, BRANCH_COST,
- ASM_OUTPUT_FUNCTION_PREFIX): New macros for conditional move.
-
- * i386.c (asm_output_function_prefix, function_prologue): Setup
- pic on Pentium Pro so a return will match the call.
- (print_operand, put_condition_code): Output conditional move suffixes.
-
-Fri May 3 10:52:11 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * i386/{att.h,gas.h,bsd.h,sub386.h} (ASM_OUTPUT_MI_THUNK): Define.
-
-Wed May 1 17:54:51 1996 Doug Evans <dje@cygnus.com>
-
- * sparc.h (ASM_OUTPUT_MI_THUNK): Fix for sparc64, optimize.
-
-Wed May 1 13:28:32 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * i386/linux.h (ASM_OUTPUT_ALIGNED_BSS): Define.
- * i386/sysv4.h: Likewise.
- * sparc/sysv4.h: Likewise.
-
-Wed May 1 01:44:47 1996 Jeffrey A. Law <law@cygnus.com>
-
- * h8300.c (h8300_adjust_insn_length): Adjust the cost of
- shifts by small constant values.
- * h8300.md: Remove names from many patterns which don't need them.
- (compare insns): Don't underestimate lengths.
- (andqi3 expander): Remove constrains.
- (andhi3): Don't underestimate length.
- (andsi3): Don't underestimate length. Improve code when upper
- or lower half of destination is being cleared.
- (indirect_jump_h8300, indirect_jump_h8300h): Simplify.
- (shift insns): Remove useless "I" constraint.
-
- * h8300.md (bcs type): Remove "bcs" type attribute and all references.
- (bcs insns): Delete. No longer needed.
- (setcc from bitfield): Rewrite to use zero_extract. Provide
- QImode, HImode and SImode variants.
-
-Tue Apr 30 18:13:09 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * svr4.h (SELECT_SECTION): If RELOC is true, put it in data.
-
-Tue Apr 30 17:26:30 1996 Jason Merrill <jason@yorick.cygnus.com>
-
- * fold-const.c (fold): Don't call convert to recreate tree nodes
- we already have.
-
-Tue Apr 30 16:52:41 1996 Jeffrey A. Law <law@cygnus.com>
-
- * h8300.c (one_insn_adds_subs_operand): New function.
- (h8300_adjust_insn_length): New function.
- * h8300.h (ADJUST_INSN_LENGTH): Define.
- * h8300.md: Remove obsolete comments.
- (move patterns): Tweak constraints.
- (tst patterns): Use "register_operand" for predicate.
- (adds pattern): Use one_insn_adds_subs_operand to get length
- computation correct.
- (subs pattern): Similarly.
- (movstrhi): Remove unused expander.
- (fancy*, pxor, and-not patterns): Remove. No longer needed.
+ * config/h8300/h8300.md (movstrictqi): Add an alternative with
+ the source being post_inc. Tighten the predicate for the
+ destination to register_operand.
+ (movstricthi): Likewise.
-Tue Apr 30 13:35:06 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+2004-01-13 Kazu Hirata <kazu@cs.umass.edu>
- * rs6000/sol-c0.c (_start): Temporarily display calling
- __do_global_ctors, since the Solaris linker doesn't handle the
- relocations properly.
+ * system.h (SHARED_BSS_SECTION_ASM_OP): Poison.
+ * varasm.c (bss_section): Don't use SHARED_BSS_SECTION_ASM_OP.
+ * doc/tm.texi (SHARED_BSS_SECTION_ASM_OP): Remove.
-Mon Apr 29 13:03:12 1996 Doug Evans <dje@cyguns.com>
+2004-01-14 Jan Hubicka <jh@suse.cz>
- * sparc/vxsparc.h: sparc-aout.h renamed to aout.h.
+ Partial fix PR c++/12850
+ * cgraphunit.c (cgraph_finalize_function): Always ggc_collect when
+ at zero nest level.
-Mon Apr 29 00:35:15 1996 Jeffrey A. Law <law@cygnus.com>
+2004-01-13 Bernardo Innocenti <bernie@develer.com>
- * h8300.c (names_small): Remove "BAD" postfix from %r7 byte registers.
- (rtx_equal_function_value_matters): Remove extra declaration.
- (output_simode_bld): New function.
- * h8300.h (NO_FUNCTION_CSE): Do define this.
- (reg_class): Remove LONG_REGS, SP_REG, SP_AND_G_REGS.
- (REG_CLASS_{NAMES,CONTENTS,FROM_LETTER}): Corresponding changes.
- (REGNO_REG_CLASS): Corresponding changes.
- (output_simode_bld): Declare.
- * h8300.md: Nuke comments for stuff which has been fixed.
- (all patterns): Remove references to register class "a" (SP_REGS)
- which no longer exists.
- (many patterns): Accept auto-inc auto-dec addresses in more cases.
- (zero_extendqisi2): New pattern for the H8/300.
- (zero_extendhisi2): Only use zero_extendhisi2_h8300 when not
- optimizing.
- (extendhisi2): Only use extendhisi2_h8300 when not optimizing.
- (extendqisi2): New pattern for the H8/300.
- (bitfield related patterns): Completely rewrite.
- (fancy_bclr, fancy_btst): Deleted.
- (addhi3 pattern for h8300): Handle case where we can't make matching
- constraints (works around hard to fix reload problem).
- (stack_pointer_manip): Delete.
- (and not patterns): New combiner patterns.
+ * config/m68k/netbsd-elf.h (REGISTER_NAMES): Add missing "argptr"
+ pseudo-register.
- * pa.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Make sure the
- final $CODE$ subspace is in the $TEXT$ space.
+2004-01-13 Devang Patel <dpatel@apple.com
-Sun Apr 28 14:52:21 1996 Jason Merrill <jason@yorick.cygnus.com>
+ PR debug/7078
+ * dbxout.c (dbxout_symbol_name): Emit mangled names for
+ NAMESPACE_DECL memebers.
- * svr4.h (ASM_OUTPUT_SECTION_NAME): If no decl is specified,
- make the section read/write data.
+2004-01-13 Andrew Pinski <pinskia@physics.uc.edu>
-Sat Apr 27 10:28:59 1996 Michael Meissner <meissner@wogglebug.tiac.net>
+ PR c++/12709
+ * c-common.c (finish_fname_decls): Use the chain only if the
+ tree is an expr_stmt.
- * rs6000/t-ppcgas (MULTILIB_EXCEPTIONS): Don't allow -mrelocatable
- and -mcall-sysv-noeabi.
+2004-01-13 Vladimir Makarov <vmakarov@redhat.com>
- * rs6000/sysv.h (SUBTARGET_OVERRIDE_OPTIONS): The -mcall-aix
- option sets -meabi. Don't allow -mrelocatable without -meabi.
+ * rtl.def: Add comment about new option in automata_option.
-Fri Apr 26 16:10:46 1996 Doug Evans <dje@cygnus.com>
+ * genautomata.c (PROGRESS_OPTION): New macro.
+ (progress_flag): New global variable.
+ (gen_automata_option): Process `progress'.
+ (transform_insn_regexps, check_unit_distributions_to_automata,
+ make_automaton, NDFA_to_DFA, build_automaton, create_automata,
+ expand_automata, write_automata): Print about the progress only if
+ progress_flag. Remove fflush.
+ (initiate_automaton_gen): Process command line flag `-progress'.
- * sparc.md (*smacsi,*smacdi,*umacdi): Fix constraint on
- operand 0.
+ * doc/md.texi: Describe the new option.
-Fri Apr 26 14:36:33 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+2004-01-13 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
- * i960/t-{960bare,vxworks960} (MULTILIB*): Add
- soft-float multilib support.
+ * cfg.c (dump_bb): Dump entry edges.
-Fri Apr 26 06:38:56 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+2004-01-13 Richard Earnshaw <rearnsha@arm.com>
- * stor-layout.c (layout_decl): Turn off DECL_BIT_FIELD for BLKmode
- that's properly aligned and a multiple of a byte.
+ * arm.c (thumb_legitimate_address_p): Only allow constant pool
+ references from SImode.
+ * arm.md (thumb_movhi_insn): Don't allow minipool references.
-Thu Apr 25 22:43:19 1996 Doug Evans <dje@cygnus.com>
+2004-01-13 Kazu Hirata <kazu@cs.umass.edu>
- * i386/gas.h (ASM_OUTPUT_ALIGN): #if 0 out again.
- Undoes change of Apr. 9.
- * i386/go32.h (ASM_OUTPUT_ALIGN): Define.
+ * system.h (TEXT_SECTION): Poison.
+ * varasm.c (text_section): Don't use TEXT_SECTION.
+ * config/sh/sh.c (sh_file_start): Fix a comment typo.
+ * doc/tm.texi (TEXT_SECTION): Remove.
-Thu Apr 25 14:05:33 1996 Richard Kenner (kennervlsi1.ultra.nyu.edu)
+2004-01-13 Ben Elliston <bje@wasabisystems.com>
- * calls.c (expand_call): In inlining case, if BEFORE_CALLS is
- zero, start looking at first insn (one more place).
+ * doc/rtl.texi (Vector Operations): Remove defunct vec_const item.
- * expr.c (expand_builtin, case BUILT_IN_SETJMP): CLOBBER the
- static chain after label at setjmp point.
+2004-01-12 James E Wilson <wilson@specifixinc.com>
-Thu Apr 25 09:02:24 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+ * unwind-libunwind.c: Delete.
- * rs6000.c (print_operand{,_address}): Correct compile error if
- TARGET_EABI is not defined. Also, just call small_data_operand,
- without testing the ABI.
- (rs6000_select_section): Ditto.
+2004-01-12 Zack Weinberg <zack@codesourcery.com>
- * rs6000/sysv4.h (CC1_SPEC): For -mcall-solaris, don't pass
- -mno-main-init.
+ PR 13656
+ * c-decl.c (diagnose_mismatched_decls): Whenever newtype or
+ oldtype is set, set *newtypep or *oldtypep too. Do not set
+ them at the very end.
+ (validate_proto_after_old_defn): Restructure for comprehensibility;
+ make error messages clearer.
-Wed Apr 24 18:26:48 1996 Brendan Kehoe <brendan@lisa.cygnus.com>
+2004-01-12 Zack Weinberg <zack@codesourcery.com>
- * collect2.c (handler): Delete export_file when we get a signal.
+ * varray.h (VARRAY_POP): Add checking variant, aborts on underflow.
+ (VARRAY_TOP): Use VARRAY_CHECK so the access is bounds-checked.
+ * varray.c: No need to prototype error.
+ (varray_check_failed): Wrap long string onto two lines.
+ (varray_underflow): New function.
-Wed Apr 24 14:54:44 1996 Jeffrey A. Law <law@cygnus.com>
+2004-01-13 Steven Bosscher <stevenb@suse.de>
- * pa/pa1-ghpux.h (LINK_SPEC): Define. Link in PA1.1 libraries
- by default.
- * pa/{pa1-ghpux9.h, pa1-hpux.h, pa1-hpux9.h}: Likewise.
-
-Wed Apr 24 11:12:06 1996 Michael Meissner <meissner@tiktok.cygnus.com>
-
- * configure (powerpc{,le}-*-eabi*): Use t-ppc{,gas}, instead of
- t-eabi{,gas}.
- (powerpc-*-linux,powerpcle-*-solaris): Add definitions.
- (MULTILIB_DIRNAMES): Pick shorter names for the multilib
- directories.
- (MULTILIB_*): Do not build -msdata versions of the library. Build
- both system V and eabi versions of the libraries.
-
- * rs6000/t-ppc{,gas} (MULTILIB*): Don't build -msdata versions of
- the libraries. Split -mcall-sysv libraries into
- -mcall-sysv-{eabi,noeabi} varients.
- (LIB2FUNCS_EXTRA): Add eabi.S, eabi-ctors.c.
- (eabi.S): Use eabi.S, not eabi.s for eabi.asm.
- (crt files): Add support for Solaris crt files.
-
- * rs6000/sol{2.h,-c0.c,-ci.asm,-cn.asm}: New files for Solaris.
-
- * rs6000/linux.h: New file for Linux-based GNU system support.
-
- * rs6000/eabi-ci.asm (ppc-asm.h): Include.
- (.got section): Correct attribute.
-
- * rs6000/eabi-c{i,n}.asm (.init,.finit): Add support for System V
- style .init/.fini sections, that constructors and destructors
- place a bl <func> in the appropriate section.
-
- * rs6000/eabi-ctors.c (__do_global_{c,d}tors): Call __init, and
- __fini to handle constructors/destructors in the .init, .fini
- sections.
-
- * rs6000/{eabi,sysv}.h: Move most eabi configuration stuff from
- eabi.h to sysv.h.
-
- * rs6000/sysv.h (TARGET_*): Convert -mcall-xxx from switch into option.
- Add -mcall-{solaris,linux,sysv-eabi,sysv-noeabi} options.
- Add -m{,no-}eabi options to control whether we adhere to
- the System V spec or the EABI spec. Add -m{,no-}regnames to
- control whether registers are printed out as %r0 instead of 0.
- (SUBTARGET_OVERRIDE_OPTIONS): Add support for new -mcall options.
- (FP_ARG_MAX_REG): Use new macros for ABI conformance.
- (RS6000_REG_SAVE): Likewise.
- (STACK_BOUNDARY,BIGGEST_ALIGNMENT): If eabi, align to 8 byte
- boundary, otherwise 16 byte.
- (EXTRA_SECTIONS): Add .init, .fini sections.
- (*_SPEC): Reorganize so that the different targets all have sub
- specs that go in the specs file. Add support for linux and
- Solaris targets.
-
- * rs6000/{sysv4,eabi}*.h (*_SPECS): Only override the default
- spec, all other specs moved to sysv4.h.
- (RS6000_ABI_NAME): Use RS6000_ABI_NAME to set the default ABI
- name, not TARGET_DEFAULTS.
+ PR c++/13376
+ * function.h (struct function): Kill `name' field.
+ (current_function_name): Make it an extern function.
+ * function.c (current_function_name): New function.
+ * graph.c: Update all uses of current_function_name.
+ * gcse.c: Likewise.
+ * config/alpha/alpha.c, config/avr/avr.c, config/c4x/c4x.c,
+ config/mips/mips.c, config/pdp11/pdp11.c: Likewise.
+ * config/ip2k/ip2k.c (function_prologue): Use MAIN_NAME_P
+ instead of a strcmp with "main".
- * rs6000/xm-sysv4.h (alloca): Properly declare alloca if compiler
- is not GCC.
- (DONT_DECLARE_SYS_SIGLIST): Define.
+2004-01-13 Jan Hubicka <jh@suse.cz>
- * rs6000.c (rs6000_abi_name): New global for getting the results
- of -mcall-xxx.
- (rs6000_reg_names): New global for holding the normal register names.
- (alt_reg_names): Alternate register names for -mregnames.
- (rs6000_override_options): If -mregnames, copy alt_reg_names into
- rs6000_reg_names.
- (input_operand): Recognize ABI_SOLARIS.
- (small_data_operand, init_cumulative_args): Likewise.
- (function_arg{,_boundary,_advance,_partial_nregs}): Likewise.
- (function_arg_pass_by_reference, setup_incoming_varargs): Likewise.
- ({rs6000,debug}_stack_info, output_{prolog,epilog}): Likewise.
- (print_operand): %$ prints '.' on Solaris, '$' elsewhere.
- (print_operand{,_address}): If not eabi, use @sdarel for small
- data references.
- (rs6000_stack_info): Only emit __eabi call if TARGET_EABI.
+ * c-decl.c (diagnose_mismatched_decls): Fix warning calls.
- * rs6000.h (*_SPECS): Move the System V specs to svr4.h.
- (ABI_SOLARIS): New ABI, mostly like System V.
- (EXTRA_CONSTRAINT): Use ABI_SOLARIS like ABI_V4.
- (RETURN_ADDRESS_OFFSET, (LEGITIMATE_SMALL_DATA_P): Likewise.
- (RETURN_IN_MEMORY): On Solaris, small structures are returned in regs.
- (REGISTER_NAMES): Use rs6000_reg_names array, instead of string
- literals.
- (DEBUG_REGISTER_NAMES): Define.
- (ADDITIONAL_REGISTER_NAMES): Add sp, toc aliases.
- (PRINT_OPERAND_PUNCT_VALID_P): Recognize $ as a punctuation char.
+ * cgraphunit.c (cgraph_optimize_function): Always do
+ optimize_inline_calls when there is always_inline callee.
+ (cgraph_decide_inlining): Fix formating.
+ * tree-inline.c (inlinable_function_p): Do sorry for alwaysinline
+ functions.
+ (expand_call_inline): Likewise.
+ * toplev.h (sorry): Fix prototype.
- * rs6000.md (got & call patterns): Use ABI_SOLARIS to mean the
- same as ABI_V4.
- (branch patterns): Use %$ for the current location, not just $.
+2004-01-12 Roger Sayle <roger@eyesopen.com>
- * va-ppc.h: Add Solaris support.
+ * builtins.c (expand_builtin_expect_jump): Simplify logic. Handle
+ conditional jumps that drop through to unconditional jumps or the
+ end of the sequence.
-Tue Apr 23 20:02:13 1996 Doug Evans <dje@cygnus.com>
+2004-01-13 Jan Hubicka <jh@suse.cz>
- * sparc.c (output_function_prologue): In -mbroken-saverestore
- case, %sp = %fp - size.
- * sparc/t-splet (TARGET_LIBGCC2_CFLAGS): Delete.
- * sparc.md (isa attribute): Add sparclet.
- (*smacsi,*smacdi,*umacdi): Use match_operand, not match_dup
- for third arg.
- (*mulsidi3_sp32,const_mulsidi3,*umulsidi3_sp32,const_umulsidi3): Use
- smuld,umuld for sparclet.
+ * alias.c (new_alias_set): Construct the alias_set varray.
+ (init_alias_once): Don't do it here.
-Tue Apr 23 16:28:28 1996 Michael Meissner <meissner@wombat.gnu.ai.mit.edu>
+2004-01-12 Marc Espie <espie@openbsd.org>
- * m68k/m68kemb.h: Add {LINK,STARTFILE,LIB,SUBTARGET}_SPEC, so
- gcc will use libgloss for supported target boards {idp,mvme,bcc}.
+ * system.h: handle YYBYACC like YYBISON.
-Tue Apr 23 16:00:28 1996 Per Bothner <bothner@cygnus.com>
+2004-01-12 Jonathan Merriman <jonm@dualitymedia.com>
- * expr.c (store_constructor): Fix test for missing array elements.
+ PR target/10847
+ * config.gcc: No longer includes conflicting header sparc/sol2.h when
+ building on sparc64-*-openbsd*.
-Tue Apr 23 11:21:09 1996 Stephen L Moshier (moshier@world.std.com)
+2004-01-12 Andrew Pinski <pinskia@physics.uc.edu>
- * i386/sco5.h (BSS_SECTION_ASM_OP): Use `data' directive.
- (ASM_OUTPUT_ALIGNED_LOCAL): Generate an `lcomm' directive.
- (TARGET_DEFAULT): Include TARGET_IEEE_FP.
- (CPP_PREDEFINES): Include Di386.
+ PR debug/13539
+ * dbxout.c (dbxout_type): Protected inheritance is not
+ private but protected.
-Mon Apr 22 12:00:46 1996 David Edelsohn <edelsohn@mhpcc.edu>
+2004-01-12 Richard Sandiford <rsandifo@redhat.com>
- * rs6000.h (BIGGEST_FIELD_ALIGNMENT): Delete.
- (ADJUST_FIELD_ALIGN, ROUND_TYPE_ALIGN): Define.
- * sysv4.h (BIGGEST_FIELD_ALIGNMENT): Delete.
- (ADJUST_FIELD_ALIGN, ROUND_TYPE_ALIGN): Undefine.
- * win-nt.h (ADJUST_FIELD_ALIGN, ROUND_TYPE_ALIGN): Undefine.
+ * config/mips/mips.c (mips_symbolic_constant_p): Revert last patch.
-Sun Apr 21 17:52:36 1996 Jim Wilson <wilson@cygnus.com>
+2004-01-12 Kazu Hirata <kazu@cs.umass.edu>
- * m68k/coff.h (ASM_OUTPUT_SECTION): Test DECL before
- dereferencing it.
+ PR optimization/12508.
+ * combine.c (try_combine): Remove a dead set in a parallel
+ even if its destination is a subreg.
- * cse.c (cse_process_notes): Handle SUBREG like ZERO_EXTEND.
+ Revert:
+ 2003-06-03 Kazu Hirata <kazu@cs.umass.edu>
+ * combine.c (simplify_set): Don't move a subreg in SET_SRC to
+ SET_DEST if WORD_REGISTER_OPERATIONS is not defined.
-Sun Apr 21 12:57:12 1996 Doug Evans <dje@cygnus.com>
+2004-01-12 Geoffrey Keating <geoffk@apple.com>
- * arm/aout.h (ASM_OUTPUT_MI_THUNK): Define.
+ * real.c: Update copyright date.
+ * emit-rtl.c: Likewise.
+ * rtl.h: Likewise.
+ * dwarf2out.c: Likewise.
+ * config/rs6000/darwin-ldouble.c: Likewise.
+ * config/rs6000/rs6000.md: Likewise.
-Sun Apr 21 09:50:09 1996 Stephen L Moshier (moshier@world.std.com)
+2004-01-12 David Edelsohn <edelsohn@gnu.org>
- * choose-temp.c: Include sys/types.h before sys/file.h for sco3.2v5.
+ * config/rs6000/rs6000.c (rs6000_init_libfuncs): Add AIX
+ TFmode to SImode libfuncs.
-Sun Apr 21 08:42:13 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+2004-01-12 Roger Sayle <roger@eyesopen.com>
- * alpha.c (check_float_value): Cast args of bcopy to avoid warnings.
+ PR middle-end/11397
+ * varasm.c (assemble_alias): Remove weak aliases from weak_decls.
-Sat Apr 20 21:22:21 1996 David Edelsohn <edelsohn@mhpcc.edu>
+2004-01-12 Jan Hubicka <jh@suse.cz>
- * stor-layout.c (layout_record): Use ADJUST_FIELD_ALIGN to modify
- alignment of fields within records.
+ PR opt/12826
+ * loop.c (insert_loop_mem): Preffer VOLATILE memory references to be
+ stored.
-Sat Apr 20 19:55:33 1996 Niels Moller <nisse@lysator.liu.se>
+ PR opt/12863
+ * cfgcleanup.c (label_is_jump_target_p): Move to...
+ * rtlanal.c (label_is_jump_target_p): ... here.
+ * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Fix redirecting of fallthru
+ edges unified with branch edges.
- * c-parse.in (typespec): Made <SomeProtocol> equivalent
- to (id <SomeProtocol>).
- (non_empty_protocolrefs): New nonterminal.
+2004-01-12 Richard Earnshaw <rearnsha@arm.com>
-Sat Apr 20 08:34:02 1996 J"orn Rennecke (amylaar@meolyon.hanse.de)
+ * simplify-rtx.c (simplify_immed_subreg): Correctly extract the
+ high word of an integral CONST_DOUBLE.
- * stmt.c (check_for_full_enumeration_handling): Call case_tree2list
- before checking for case expressions not corresponding to enumerators.
- (mark_seen_cases): If SPARSENESS == 2, exploit AVL order.
- Else, convert tree to list.
- Set xlo to -1 if SPARSENESS == 1 search failed.
- (expand_end_case): Avoid calling case_tree2list on list.
+2004-01-12 Paul Brook <paul@codesourcery.com>
-Fri Apr 19 16:54:57 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+ * simplify-rtx.c (simplify_plus_minus): Always generate canonical form.
- * rs6000/win-nt.h (BIGGEST_FIELD_ALIGNMENT): Set to 64, not
- 32 that AIX uses.
+2004-01-12 J"orn Rennecke <joern.rennecke@superh.com>
-Fri Apr 19 16:40:38 1996 Stan Cox <coxs@dg-rtp.dg.com>
+ PR target/13585
+ * sh-protos.h (check_use_sfunc_addr): Declare.
+ * sh.c (extract_sfunc_addr, check_use_sfunc_addr): New functions.
+ * sh.md (use_sfunc_addr): Use check_use_sfunc_addr in insn predicate.
- * i386.md (movqi): Handle QImode values in %si and %di.
+2004-01-12 Jan Hubicka <jh@suse.cz>
-Thu Apr 18 20:56:56 1996 Jim Wilson <wilson@cygnus.com>
+ * alias.c: Invlude varray.h
+ (alias_sets): Turn into varray.
+ (get_alias_set_entry): Use VARRAY; mark inline.
+ (mems_in_disjoint_alias_sets_p): Mark inline.
+ (record_alias_subset): Use varray.
+ (init_alias_once): Initialize varray.
+ (new_alias_set): Grow array.
+ * varray.c: Make VARRAY_GENERIC_PTR non GTYized.
- * sh.md (lshrsi3): Change gen_ashlsi3_d to gen_lshrsi3_d.
+2004-01-12 Jan Hubicka <jh@suse.cz>
-Thu Apr 18 15:49:28 1996 Per Bothner <bothner@cygnus.com>
+ Partial fix for PR opt/10776 II
+ * cselib.c: Include params.h
+ (cselib_invalidate_mem): Limit amount of nonconflicting memory
+ locations.
+ * params.def (PARAM_MAX_CSELIB_MEMORY_LOCATIONS): New.
+ * Makefile.in (cselib.o): Depend on params.h
- * sparc.h (ASM_OUTPUT_MI_THUNK): Define.
+2004-01-12 Richard Sandiford <rsandifo@redhat.com>
-Thu Apr 18 15:19:26 1996 Jeffrey A. Law <law@cygnus.com>
+ * combine.c (combine_simplify_rtx): Don't pass VOIDmode to
+ simplify_unary_operation if the operand has a known mode.
- * h8300.md: Remove "type" attribute from all patterns except those
- which have varying length branches. Eliminate obsolete "type"
- attributes. Add "length" and "cc" attributes to insns without them;
- fix some length computations. Remove patterns which are commented out.
+2004-01-12 Hartmut Penner <hpenner@de.ibm.com>
- * h8300.md (zero extension expanders and insns): Simplify, fix various
- length problems, provide optimized versions for the h8300 and h8300h.
- (sign extension expanders and insns): Likewise. Make them
- nearly identical to zero_extension patterns and insns.
+ PR target/13534
+ * gcc/config/rs6000/rs6000.c (word_offset_memref_operand): New
+ predicate to handle 'ld' conform addresses.
+ * gcc/config/rs6000/rs6000.h (EXTRA_CONSTRAINT): New 'Y'
+ contraint.
+ (EXTRA_MEMORY_CONSTRAINT): Tell reload which constraint
+ are memory contraints.
+ * gcc/config/rs6000/rs6000-protos.h (word_offset_memref_operand):
+ New prototype.
+ * gcc/config/rs6000/rs6000.md (*movdf_hardfloat64):
+ Change 'o' to 'Y' constraint.
+ (*movdf_softfloat64): Ditto.
-Wed Apr 17 18:50:16 1996 Jeffrey A. Law <law@cygnus.com>
+2004-01-12 Bernardo Innocenti <bernie@develer.com>
- * pa.h (SELECT_SECTION): Define. Never place a something
- into the read-only data section if it requires a reloc.
+ * gcc/config/m68k/m68k.md: Switch from the "*..." syntax to the
+ brace-enclosed syntax in all C output statements.
- * pa.md (rotlsi3): Delete unnecessary and incorrect pattern.
+2004-01-12 David Edelsohn <edelsohn@gnu.org>
-Wed Apr 17 17:15:40 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+ PR target/13401
+ * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
+ Objective-C language type value is 14.
- * rs6000.md (movdi): Never FAIL, even if operand[1] is not a
- general operand, due to being in volatile memory.
+2004-01-12 Markus F.X.J. Oberhumer <markus@oberhumer.com>
-Wed Apr 17 15:20:10 1996 Brendan Kehoe <brendan@lisa.cygnus.com>
+ PR c/12148
+ * config/m68k/fpgnulib.c: Fix `-mshort' bugs: Use `long' instead of
+ `int' in a number of places to make sure we always have a SImode
+ and not a HImode. Add a 'L' suffix to a number of constants.
- * c-lex.c (check_newline): Rewrite to use tokens.
- (handle_sysv_pragma): Take a token instead of a character.
- * i960.c (process_pragma): Take the IDENTIFIER_POINTER tree
- node instead of a character.
- * sh.c (handle_pragma): Likewise.
- * config/nextstep.c (handle_pragma): Likewise.
- * h8300.c (handle_pragma): Likewise.
- * i960.h (HANDLE_PRAGMA): Expect/pass 2nd arg of NODE, not CH.
- * sh.h (HANDLE_PRAGMA): Likewise.
- * config/nextstep.h (HANDLE_PRAGMA): Likewise.
- * h8300.h (HANDLE_PRAGMA): Likewise.
+2004-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
-Wed Apr 17 14:28:43 1996 Doug Evans <dje@cygnus.com>
+ * pa.c: Don't include obstack.h.
- * choose-temp.c: Don't include sys/file.h ifdef NO_SYS_FILE_H.
- #include <stdio.h>.
- (choose_temp_base): Make tmp,usrtmp, static locals.
+ * pa.md: Correct constraint in pattern for loading PIC label address.
-Wed Apr 17 08:41:02 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+2004-01-11 Kaz Kojima <kkojima@gcc.gnu.org>
- * alpha.c (alpha_emit_conditional_move): Fix some bugs in previous
- change and do some cleanup.
+ * config/sh/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine
+ before defining.
-Tue Apr 16 18:53:05 1996 Jim Wilson <wilson@cygnus.com>
+2004-01-11 Steven Bosscher <stevenb@suse.de>
- * reload.c (push_reload): Add extra reload for inside of SUBREG if
- it is CONSTANT_P.
+ PR fortran/9972
+ * toplev.c (rest_of_handle_inline): Also consider functions
+ for deferral if the language is GNU F77.
- * expr.c (do_store_flag): Rewrite last change to avoid compiler
- warnings.
+2004-01-11 Zack Weinberg <zack@codesourcery.com>
- * reload.c (push_reload): When reuse an old reload, set the modes
- to be the larger of the old and new modes.
+ * c-decl.c (diagnose_arglist_conflict): Add missing space to
+ diagnostic messages.
- * i960/t-960bare (xp-bit.c): Fix typo in source file name.
+2004-01-11 Jakub Jelinek <jakub@redhat.com>
-Tue Apr 16 18:09:16 1996 Jeffrey A. Law <law@cygnus.com>
+ PR middle-end/13392
+ * builtins.c (expand_builtin_expect_jump): Handle conditional jumps
+ to drop through label. Don't fall back to SCC even when conditional
+ jump has not been found.
- * h8300.md (andhi3): If 2nd operand is a CONST_INT that meets 'J'
- constraint, then only two bytes are needed for this insn. Improve
- code generated for the h8300h when both operands are registers.
- (iorhi3, xorhi3): Likewise. Rework to be nearly identical to andhi3.
- (andsi3): If 2nd operand is a CONST_INT that meets the 'J'
- constraint, then only two bytes are need for this insn.
- Improve code generated for the h8300h regardless of the
- type of the 2nd operand. Make this pattern work on the h8300 too.
- (iorsi3, xorsi3): Likewise. Rework to be nearly identical to andsi3.
- (iorqi3_internal): Make this pattern look more like andqi3_internal.
- (one_cmplhi2, one_cmplsi2): Fix length computation for H8300H.
+2004-01-11 Jan Hubicka <jh@suse.cz>
-Tue Apr 16 17:43:25 1996 J"orn Rennecke (amylaar@meolyon.hanse.de)
+ * invoke.texi: Fix syntax error in previous patch.
- * i386.md (addsidi3_2): Handle non-MEM overlap case.
+ Partial fix for PR opt/10776
+ * Makefile.in (reload.o): Include param.h
+ * params.def (PARAM_MAX_RELOAD_SEARCH_INSNS): New parameter.
+ * reload.c: Include params.h.
+ (find_equiv_reg): Work limiting check.
+ * invoke.texi: Document.
-Tue Apr 16 16:59:49 1996 Richard Henderson <rth@tamu.edu>
+2004-01-11 Richard Sandiford <rsandifo@redhat.com>
- * function.c (expand_function_end): Allow TRAMPOLINE_TEMPLATE
- to be omitted on systems for which it is not cost effective.
- * varasm.c (assemble_trampoline_template): No such function
- if no TRAMPOLINE_TEMPLATE.
- * m68k.h: Greatly simplify the run-time trampoline code:
- (TRAMPOLINE_TEMPLATE, TRANSFER_FROM_TRAMPOLINE): Delete define.
- (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Changed.
- (TRAMPOLINE_ALIGN): No point aligning to cache line.
- (FINISH_INIT_TRAMPOLINE): New define.
- * m68k/next.h: Instead of redefining INITIALIZE_TRAMPOLINE,
- make use of the new FINISH_INIT_TRAMPOLINE.
- * m68k/{m68k.h,next.h,aux.h} (FINISH_INIT_TRAMPOLINE):
- Rename to FINALIZE_TRAMPOLINE.
- * m68k/{linux.h,m68kv4.h}: Override trampoline macros.
+ * config/mips/mips.c (mips_symbolic_constant_p): Don't allow
+ out-of-bounds accesses to string constants. Simplify mips16
+ case accordingly.
-Tue Apr 16 16:02:50 1996 David Edelsohn <edelsohn@mhpcc.edu>
+2004-01-11 Richard Sandiford <rsandifo@redhat.com>
- * combine.c (make_field_assignment): Allow XOR in final case.
+ PR optimization/13469
+ * toplev.c (rest_of_compilation): Call purge_all_dead_edges after
+ reload_cse_regs (-fnon-call-exceptions only).
-Tue Apr 16 11:33:53 1996 J.T. Conklin <jtc@rtl.cygnus.com>
+2004-01-11 Kazu Hirata <kazu@cs.umass.edu>
- * m68k.h (TARGET_SWITCHES): Don't remove MASK_68060 with -msoft-float.
+ * config/mcore/lib1.asm: Fix comment formatting.
+ * config/mcore/mcore-elf.h: Likewise.
+ * config/mcore/mcore.c: Likewise.
+ * config/mcore/mcore.h: Likewise.
+ * config/mcore/mcore.md: Likewise.
- * m68k.h (MULL_COST, MULW_COST, RTX_COSTS): Add costs for TARGET_68060.
- * m68k.md (ashlsi_16, lshrsi_16): Disable pattern for TARGET_68060;
- this special case is not faster for that cpu.
+2004-01-10 Zack Weinberg <zack@codesourcery.com>
-Tue Apr 16 10:54:55 1996 Eliot Dresselhaus <dresselh@rft30.nas.nasa.gov>
+ * c-decl.c (duplicate_decls): Break apart into...
+ (diagnose_arglist_conflict, validate_proto_after_old_defn)
+ (locate_old_defn, diagnose_mismatched_decls, merge_decls):
+ ... these new functions. Restructure for comprehensibility.
+ Remove various archaic special cases. Always report the
+ location of the previous declaration when a diagnostic is issued.
+ (redeclaration_error_message): Fold into diagnose_mismatched_decls.
+ (match_builtin_function_types): Delete unnecessary forward declaration.
- * alpha.c (alpha_emit_conditional_move): New function.
- * alpha.h (alpha_emit_conditional_move): Declare it.
- * alpha.md (cmov* define_expands): Use it.
+2004-01-10 Zack Weinberg <zack@codesourcery.com>
-Tue Apr 16 09:06:17 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+ * genautomata.c (make_automaton, NDFA_to_DFA):
+ Print progress bars with '.' characters instead of '*'.
+ (build_automaton): Change notes to match.
- * function.h (struct function): New field returns_pointer.
- * function.c (push_function_context_{to,from}): Save and restore
- current_function_returns_pointer.
+2004-01-10 Kazu Hirata <kazu@cs.umass.edu>
- * config/svr4.h (ENDFILE_SPEC): Add missing `%s'.
-
- * configure (m68k-*-linux*aout*): Set tmake_file to m68k/t-linux-aout.
- (m68k-*-linux*): Set extra_parts.
- * m68k/t-linux (INSTALL_ASSERT_H): New definition.
- (CRTSTUFF_T_CFLAGS_S, TARGET_LIBGCC2_CFLAGS): New definitions.
- * m68k/t-linux-aout: New file.
- * m68k/linux.h (LIB_SPEC): Deleted.
- (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS): Define.
-
- * m68k.h (TRAMPOLINE_ALIGNMENT): Specify alignment in bits, not bytes.
-
-Tue Apr 16 08:53:17 1996 Philippe De Muyter <phdm@info.ucl.ac.be>
+ * config/m32r/m32r.md: Use define_constants for unspec and
+ unspec_volatile.
- * final.c (final_scan_insn): Allow removal of redundant test and
- compare instructions that use clobbers.
+2004-01-10 Jan Hubicka <jh@suse.cz>
-Tue Apr 16 06:22:00 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+ PR opt/11635
+ * expr.c (expand_expr_real): More curefully expand union casts.
- * c-decl.c (clear_limbo_values): New function.
- (pushdecl): Call it for function body blocks.
+2004-01-10 Kazu Hirata <kazu@cs.umass.edu>
- * objc/thr-decosf1.c (_objc_thread_id): Correct return type from
- int to _objc_thread_id.
+ * config/m32r/m32r.md (flush_icache): Use 1 for
+ unspec_volatile.
- * expr.c (expand_builtin, case BUILT_IN_LONGJMP): Make a decl
- for __dummy, so we can call make_function_rtl on it.
+2004-01-10 David Edelsohn <edelsohn@gnu.org>
+ James E Wilson <wilson@specifixinc.com>
- * expr.c (expand_assignment): Don't pre-evaluate RHS if a CALL_EXPR
- with a variable-size return.
+ PR debug/12860
+ * dbxout.c (dbxout_symbol): Remove initialization of
+ current_sym_code, current_sym_value, and current_sym_addr.
+ (dbxout_symbol_location): Same.
+ (dbxout_prepare_symbol): Zero current_sym_code,
+ current_sym_value, and current_sym_addr.
-Mon Apr 15 17:38:45 1996 Ian Lance Taylor <ian@cygnus.com>
+2004-01-10 Richard Sandiford <rsandifo@redhat.com>
- * fixincludes: Fix undefined VOIDFUNCPTR in VxWorks 5.2 <time.h>.
+ * tree.c (get_unwidened): Reorder conditions so that the null pointer
+ check is done first.
-Mon Apr 15 15:12:16 1996 Jim Wilson <wilson@cygnus.com>
-
- * expr.c (do_store_flag): Before calling exact_log2, remove any
- sign extension bits.
+2004-01-09 Eric Christopher <echristo@redhat.com>
- * reload1.c (emit_reload_insns): Call reload_reg_reaches_end_p for
- every reg of multi-reg spill register. Invalidate old info for multi
- reg spill registers when only part survives to the end.
-
-Mon Apr 15 14:49:12 1996 Mike Stump <mrs@cygnus.com>
-
- * function.c (preserve_temp_slots): Only preserve temporaries that
- happen to be at the current level.
-
-Mon Apr 15 14:08:12 1996 Doug Evans <dje@canuck.cygnus.com>
-
- * gansidecl.h: New file.
- * choose-temp.c: New file.
- * Makefile.in (xgcc): Depend on and link in choose-temp.o.
- (collect2): Likewise.
- (choose-temp.o): Add rule for.
- * collect2.c: #include "gansidecl.h".
- (const,PROTO): Delete.
- (P_tmpdir): Delete.
- (choose_temp_base): Declare as extern, delete internal copy.
- (main): Update call to choose_temp_base.
- * cpphash.c: #include "gansidecl.h".
- (NULL,const,volatile): Delete.
- * demangle.h: #include "gansidecl.h".
- (PROTO,PTR,const): Delete.
- * expr.h (const): Delete.
- * fix-header.c: #include "gansidecl.h".
- (const): Delete.
- * gcc.c: #include "gansidecl.h".
- (PROTO,VPROTO,PVPROTO,VPROTO,VA_START,NULL): Delete.
- (GENERIC_PTR,NULL_PTR,P_tmpdir): Delete.
- (choose_temp_base): Declare as extern, delete internal copy.
- (concat): Rewrite to take a variable number of arguments.
- (choose_temp_base_try,concat[346]): Delete.
- (translate_options,set_spec,process_command,do_spec_1,
- is_directory,main): Always use concat, not concat[346]. Pass
- NULL_PTR as trailing arg to concat.
- * genattr.c (main): Delete printing of "#define PROTO".
- * machmode.h: #include "gansidecl.h".
- (PROTO): Delete.
- (HAVE_MACHINE_MODES): Move definition to standard place.
- * recog.h: #include "gansidecl.h".
- (PROTO,const): Delete.
- * rtl.h: #include "gansidecl.h".
- (PROTO,VPROTO,PVPROTO,VPROTO,VA_START,STDIO_PROTO): Delete.
- (NULL,GENERIC_PTR,NULL_PTR): Delete.
- * tree.h: Likewise.
+ * toplev.c (rest_of_handle_cfg): Add reg_scan pass
+ if we're running mark_constant_function.
-Mon Apr 15 08:49:20 1996 Tom May (ftom@netcom.com)
+2004-01-09 Jeff Bailey <jbailey@nisa.net>
- * cse.c (invalidate_skipped_set): Ignore CLOBBER after calling
- note_mem_written, not before.
+ PR target/12561
+ * config/t-gnu: Rename SYSTEM_HEADER_DIR to NATIVE_SYSTEM_HEADER_DIR.
-Mon Apr 15 08:22:03 1996 Philippe De Muyter <phdm@info.ucl.ac.be>
+2004-01-09 Andrew Pinski <pinskia@physics.uc.edu>
- * m68k.md (tstdi): Optimized for "d" case.
- (movqi): Allow moving "i" into "a".
- (zero_extendsidi2): Alternatives merged.
- (extendplussidi): Fixed when operands 0 and 1 share a register.
- (adddi_sexthishl32): Constraints reordered for better reload.
- (adddi3,subdi_sexthishl32,subdi3,negdi2): Likewise.
- (ashldi_sexthi): Accept "m" as operand 0.
- (ashldi_const32): Alternatives merged.
- (ashift patterns): Output "lsl" instead of "asl".
- (beq0_di): If condition codes already set, output only branch insn.
- (bne0_di,bge0_di,blt0_di): Likewise.
- * m68k.c (notice_update_cc, case ASHIFT{,RT}, LSHIFTRT, ROTATE{,RT}):
- Don't set CC_NO_OVERFLOW.
- * m68k.h (TARGET_SWITCHES): Fix typo in "c68000" entry.
+ PR debug/11231
+ * dbxout.c (dbxout_type_fields): Return if any item is
+ error_mark_node or the type is error_mark_node.
-Mon Apr 15 08:06:17 1996 Stephen L Moshier (moshier@world.std.com)
+2004-01-09 Geoffrey Keating <geoffk@apple.com>
- * real.c (eadd1): Check for overflow on X plus X.
+ * config/rs6000/darwin-ldouble.c: Add big comment explaining
+ exactly what is expected as a 'long double'.
+ (_xlqadd): When a value to be returned is representable as a
+ 'double', just return it directly, do not construct it using a union.
+ Also, correct final fixup.
+ (_xlqmul): Likewise.
+ (_xlqdiv): Likewise.
+ * real.c (encode_ibm_extended): Make consistent with darwin-ldouble.c.
-Mon Apr 15 08:02:24 1996 J.T. Conklin <jtc@cygnus.com>
+ * config/rs6000/rs6000.md (fix_trunctfdi2): Delete.
- * i386/netbsd.h (HAVE_SYSV_PRAGMA): Removed definition.
- * config/netbsd.h (HAVE_SYSV_PRAGMA): Define.
- (SET_ASM_OP): Define.
-
-Mon Apr 15 07:28:54 1996 Fila Kolodny <fila@ibi.com>
-
- * configure: Add definition for host= into Makefile.
- * build-make (CC): Pass -b $(host), not target.
-
-Mon Apr 15 05:12:39 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
-
- * expr.c (bc_expand_increment): Change declaration to return void.
-
- * toplev.c (max_label_num_after_reload): New variable.
- (rest_of_compilation): Set it.
- * reorg.c (find_dead_or_set_registers): Only kill spill regs after
- label made before jump2.
-
- * combine.c (expand_field_assignment): Take SUBREG_WORD into
- account when have STRICT_LOW_PART.
- (make_extraction): Make a STRICT_LOW_PART at any low-order word.
-
-Mon Apr 15 03:43:11 1996 Jeffrey A. Law <law@cygnus.com>
-
- * flags.h (flag_function_sections): Declare.
- * toplev.c (flag_function_sections): Define.
- (compile_file): Add warnings when -ffunction-sections is
- used with -g, or profiling. Disable -ffunction-sections
- when profiling is used. Add warning when -ffunction-sections
- is used on a target that doesn't support it.
- * varasm.c (named_section): Make a copy of the section name
- in case the original is in temporary storage.
- (function_section): Set DECL_SECTION_NAME for each function
- if flag_function_sections is on and the target supports it.
- * dbxout.c (dbxout_function_end): New function.
- (dbxout_function): Call dbxout_function_end if using extensions
- and flag_function_sections is on.
- * sparc/sysv4.h (ASM_OUTPUT_SECTION_NAME): Prefix a function
- section's name with ".text%" when -ffunction-sections.
-
-Sun Apr 14 19:37:43 1996 Doug Evans <dje@cygnus.com>
-
- * toplev.c (main): Delete redundant test for -p used with -fbytecode.
-
-Sun Apr 14 19:01:59 1996 John F. Carr <jfc@mit.edu>
-
- * c-decl.c (finish_enum): Don't crash if no type can represent all
- enumeration values.
-
-Sun Apr 14 18:56:40 1996 J.T. Conklin <jtc@rtl.cygnus.com>
-
- * m68k.md (ftruncdf2): Enable for m68060 systems.
-
-Sun Apr 14 18:49:30 1996 David L. Reese (david.reese@east.sun.com)
+2004-01-09 Richard Henderson <rth@redhat.com>
- * fold-const.c (range_test): Don't convert hi_cst or lo_cst
- to unsigned when folding signed range tests.
+ * recog.c (constrain_operands): Validate mem operands.
-Sun Apr 14 08:56:27 1996 Stephen L Moshier <moshier@world.std.com>
+2004-01-09 James E Wilson <wilson@specifixinc.com>
- * real.h (ereal_from_{int,uint}): Add new arg, MODE.
- (REAL_VALUE_FROM{,_UNSIGNED}_INT): New arg, MODE.
- * real.c (ereal_from_{int,uint}): New arg, MODE.
- * cse.c (simplify_unary_operation): Add new arg to REAL_VALUE_FROM_INT.
- * fold-const.c (fold_convert): Likewise.
- * tree.c (real_value_from_int_cst): New arg, TYPE.
- Pass mode to REAL_VALUE_FROM_INT.
- (build_real_from_int_cst): Properly deal with truncation.
+ * gcc.c (init_spec): Remove -lunwind from shared case.
+ * conifg/ia64/t-hpux (SHLIB_LINK): Add -lunwind.
-Sun Apr 14 08:21:29 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+2004-01-09 Steve Ellcey <sje@cup.hp.com>
- * combine.c (try_combine): When substituting in output of I2,
- ensure dest isn't clobbered in I2.
+ * configure.ac: (gcc_cv_ld_hidden) Set to true for ia64*-*-hpux*.
+ * configure: Regenerate
- * combine.c (combine_instructions): In initial scan of insns,
- handle a REG_INC note's affect on sign bit copies and nonzero bits.
- (set_nonzero_bits_and_sign_copies): Treat a zero SET arg as a CLOBBER.
+2004-01-09 Joseph S. Myers <jsm@polyomino.org.uk>
-Sun Apr 14 07:52:28 1996 Manor Askenazi <manor@santafe.edu>
+ PR c/11234
+ * c-typeck.c (build_c_cast): If pedantic, warn for conversions
+ between function and object pointers.
+ (digest_init): When comparing a pointer to function type to the
+ target type, only apply TREE_TYPE once to the pointer to function
+ type.
+ * except.c (for_each_eh_label_1): Treat data as a pointer to a
+ function pointer rather than casting it to a function pointer.
+ (for_each_eh_label): Update caller.
+ * recog.h (struct insn_data): Use a struct or union for output.
+ * genoutput.c (output_insn_data): Update.
+ * final.c (get_insn_template): Update.
+
+2004-01-09 Mark Mitchell <mark@codesourcery.com>
+
+ * expr.h (expand_expr): Make it a macro, not a function.
+ (expand_expr_real): New function.
+ * expr.c (store_expr): Adjust logic for deciding whether or not to
+ copy the value returned by expand_expr.
+ (expand_expr): Rename to ...
+ (expand_expr_real): ... this. Add alt_rtl parameter. Adjust
+ calls to language hooks.
+ * c-common.h (c_expand_expr): Adjust prototype.
+ * c-common.c (c_expand_expr): Add alt_rtl parameter.
+ * langhooks-def.h (lhd_expand_expr): Change prototype.
+ * langhooks.c (lhd_expand_expr): Add all_rtl parameter.
+ * langhooks.h (lang_hooks): Change type of expand_expr.
+ * stmt.c (stmt_status): Add x_last_expr_alt_rtl.
+ (last_expr_alt_rtl): Likewise.
+ (expand_expr_stmt_value): Set last_expr_alt_rtl.
+ (clear_last_expr): Clear it.
+ (expand_end_stmt_expr): Set RTL_EXPR_ATL_RTL.
+ (expand_end_bindings): Save and restor last_expr_alt_rtl.
+ * tree.def (RTL_EXPR): Give it an additional operand.
+ * tree.h (RTL_EXPR_ALT_RTL): New macro.
+
+2004-01-09 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
+
+ * config/m32r/m32r.h (TARGET_CPU_CPP_BUILTINS): Add __m32r__.
+ * config/m32r/m32r.c (call26_operand): Allow in PIC mode.
+
+2004-01-09 Kazu Hirata <kazu@cs.umass.edu>
+
+ PR target/13380.
+ * config/m32r/m32r.md: Replace (reg:SI 17) with (reg:CC 17)
+ or (ne:SI (reg:CC 17) (const_int 0)).
+ Be specific about modes wherever possible.
+
+2004-01-09 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/m32r/m32r.c (m32r_expand_block_move): Call
+ gen_movestrsi_internal with two more arguments.
+ (m32r_output_block_move): Adjust operand numbers.
+ Properly update the source and destination pointers.
+ * config/m32r/m32r.md (movstrsi_internal): Use 'r' instead of
+ 'r+'. Change the set detinations to match_operand.
+
+2004-01-09 Kazu Hirata <kazu@cs.umass.edu>
+
+ * final.c (FIRST_INSN_ADDRESS): Remove.
+ (shorten_branches): Don't use FIRST_INSN_ADDRESS.
+ * system.h (FIRST_INSN_ADDRESS): Poison.
+ * config/avr/avr.h: Remove a comment about FIRST_INSN_ADDRESS.
+ * config/m32r/m32r-protos.h: Remove the prototype for
+ m32r_first_insn_address.
+ * config/m32r/m32r.c (m32r_first_insn_address): Remove.
+ * config/m32r/m32r.h (FIRST_INSN_ADDRESS): Likewise.
+ * doc/md.texi (FIRST_INSN_ADDRESS): Likewise.
+
+2004-01-09 J. Brobecker <brobecker@gnat.com>
+
+ * dwarf2out.c (gen_enumeration_type_die): Return the DIE that
+ we just created.
+ (is_ada_subrange_type): DIEs for enumeration subtypes should be
+ emitted as subrange types too.
+ (subrange_type_die): Add handling of enumeration subtypes.
+
+2004-01-08 Richard Henderson <rth@redhat.com>
+
+ PR opt/12441
+ Revert: Sat Mar 30 14:08:55 CET 2002 Jan Hubicka <jh@suse.cz>
+ * i386.c (aligned_operand): Be prepared for SUBREGed registers.
+ (ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
+ (ix86_address_cost): Be prepared for SUBREGed registers.
+ (legitimate_address_p): Accept SUBREGed registers.
- * objc/encoding.c (objc_skip_typespec): Don't abort for _C_UNDEF.
+2004-01-08 Kelley Cook <kcook@gcc.gnu.org>
-Sat Apr 13 20:35:36 1996 Richard Henderson (richard@atheist.tamu.edu)
+ * Makefile.in: Rename configure.in to configure.ac
+ * doc/sourcebuild.texi: Likewise.
+ * configure: Regenerate.
+ * config.in: Regenerate.
- * configure (m68k-apple-aux*): Rework to take advantange
- of list of tm.h files and support all four gas/gld options.
- * m68k/auxas.h, m68k/auxgas.h, m68k/auxgld.h, m68k/auxld.h: New files.
- * m68k/auxstd.h, m68k/auxgnu.h: Deleted.
+2004-01-08 Stuart Hastings <stuart@apple.com>
-Sat Apr 13 20:18:11 1996 Stephen L Moshier <moshier@world.std.com>
+ * config/i386/i386.md: Typos in MMX/SSE immediate shifts.
- * alpha.c (check_float_value): New function.
- * alpha.h (CHECK_FLOAT_VALUE): Define.
- (ASM_OUTPUT_FLOAT): Print the value in hex.
+2004-01-08 Jan Hubicka <jh@suse.cz>
-Sat Apr 13 15:08:45 1996 Doug Evans <dje@canuck.cygnus.com>
+ * cgraphunit.c (cgraph_decide_inlining): Fix typo.
- * configure: New target arm{,el}-*-coff*.
- (cpu_default): Sort alphabetically.
- * arm/coff.h: New file.
- * arm/t-bare: New file.
- * arm/arm.c (use_return_insn): Don't use return for naked functions.
- (arm_valid_machine_decl_attribute): New function.
- (arm_naked_function_p): New function.
- (output_func_prologue): Naked functions don't have prologues.
- (arm_expand_prologue): Likewise.
- (output_func_epilogue): Likewise with epilogues.
+2004-01-08 Geoffrey Keating <geoffk@apple.com>
-Sat Apr 13 11:31:32 1996 Jeffrey A. Law <law@cygnus.com>
+ * config/rs6000/rs6000.md (cmptf_internal1): Correct branch offset.
+ (UNSPEC_FIX_TRUNC_TF): New constant.
+ (movtf_internal): Make splitter active only when insn is active.
+ (extenddftf2): Rewrite to properly load zero into low part.
+ (extenddftf2_internal): New.
+ (extendsftf2): Rewrite.
+ (truncdftf2): Correct length.
+ (floatditf2): Delete.
+ (fix_trunc_helper): New.
+ (fix_trunctfdi2): Use fix_trunc_helper.
+ (fix_trunctfsi2): Likewise.fix_trunc
+ (fix_trunctfsi2_internal): New.
- * h8300.c (adds_subs_operand): Fix thinko in last change.
+ * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): lo_sum
+ addresses are legitimate on Darwin even when flag_pic.
+ (rs6000_legitimize_reload_address) [TARGET_MACHO]: Don't create
+ non-offsettable addresses for loads of TFmode constants.
- * h8300.md (subhi3): Turn into a define_expand.
- (subhi3 using adds_subs): New pattern.
- (H8300 subhi): Derived from old subhi pattern. Simplified.
- (H8300H subhi): Likewise.
- (subsi using adds_subs): New pattern. Only used on H8300H.
- (subsi_h8300): Allow "a" registers as destination.
- (subsi_h8300h): Allow "a" registers as destination. Simplify.
+2004-01-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
- * h8300.md (bcs_qiqi, bcs_hihi, bs_hiqi): Fix thinkos
- in last change.
+ * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Actually emit
+ variables in the appropriate bss section.
-Sat Apr 13 08:59:48 1996 Fila Kolodny <fila@ibi.com>
+2004-01-09 Alan Modra <amodra@bigpond.net.au>
- * i370/mvs.h (ASM_DECLARE_FUNCTION_NAME): Don't write anything to
- asm file, because everything is handled in FUNCTION_PROLOGUE.
+ * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Ensure
+ target_flags has MASK_POWERPC64 when -m64.
+ * config/rs6000/rs6000.c (processor_target_table): Add MASK_POWERPC64
+ to 620, 630, power3, power4 and rs64a entries.
+ * config/rs6000/rs6000.h (MASK_64BIT): Expand comment.
-Sat Apr 13 07:55:38 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+2004-01-08 Richard Sandiford <rsandifo@redhat.com>
- * alpha.c (alpha_emit_set_const_1): Renamed from
- alpha_emit_set_const and static.
- Remove change of Nov 26; again use normal mechanism for SImode.
- (alpha_emit_set_const): New function.
+ * simplify-rtx.c (simplify_immed_subreg): Fix construction of
+ floating-point constants.
-Fri Apr 12 18:19:39 1996 Jeffrey A. Law <law@cygnus.com>
+2004-01-08 J. Brobecker <brobecker@gnat.com>
- * h8300.c (adds_subs_operand, output_adds_subs): New functions.
- * h8300.md (addhi3): Turn into a define_expand.
- (addhi3 using adds_subs): New pattern.
- (H8300 addhi): Derived from old addhi pattern. Simplified.
- (H8300H addhi): Likewise.
- (addsi using adds_subs): New pattern. Only used on H8300H.
- (addsi_h8300): Allow "a" registers as destination.
- (addsi_h8300h): Simplify. Allow "a" registers as destination.
+ * dwarf2out.c (subrange_type_die): Add context_die parameter.
+ Create the subrange_type DIE using the given context DIE.
+ (modified_type_die): Update call to subrange_type_die.
- * h8300.md (bcs): New attribute type.
- (default_length): Compute correct length for bcs insns.
- (bcs_qiqi, bcs_hihi, bs_hiqi): Use new type and update
- to account for correct length computation.
+2004-01-08 Zack Weinberg <zack@codesourcery.com>
- * h8300.md (movhi_internal): Demand at least one operand to be reg.
- (movsi_h8300{{,h}): Optimize loading certain constants.
+ * dwarf2.h, unwind-dw2-fde.h, unwind-pe.h, unwind.h:
+ Add multiple-include guard.
- * h8300.h (NO_FUNCTION_CSE): Comment out.
- (FUNCTION_ARG_REGNO_P): Properly define for TARGET_QUICKCALL.
- (RETURN_IN_MEMORY): Don't return small structs in regs.
+2004-01-08 Hartmut Penner <hpenner@de.ibm.com>
- * h8300.c (const_costs): -4 and 4 are cheap on the h8300h.
- (notice_update_cc): Remove references to "value2" field.
+ * gcc/config/rs6000/rs6000.c (easy_vector_constant): Accept
+ all vector constant loadable by vsplt*.
+ (output_vec_const_move): Likewise.
- * h8300.c (dosize): Remove unused "fped" argument. All callers
- changed. Handle add/sub of 5-8 bytes efficiently on the h8300h.
+2004-01-07 Joseph S. Myers <jsm@polyomino.org.uk>
- * h8300.c (print_operand): Handle new 'R' case for accessing
- the 8-bit area. Make code for 'Y' fall into code for 'R' when
- operand is not a register. Update some comments.
- (h8300_tiny_data_p): New function.
- (h8300_valid_machine_decl_attribute): Handle "tiny_data" attribute.
- * h8300.h (OK_FOR_U): Handle memory references into 8-bit area.
- (ENCODE_SECTION_INFO): Mark SYMBOL_REFs which refer to 8-bit area.
- * h8300.md (many patterns): Use 'R' rather than 'X' for
- operands that may be memory accesses into the 8-bit area.
- (btst pattern): New pattern to set the cc0 (zbit) based on
- data in the 8-bit area.
+ PR c/6024
+ * c-typeck.c (comptypes): Only treat enumerated types in the same
+ translation unit as compatible with each other when they are the
+ same type.
+ * doc/extend.texi: Update.
- * h8300.md (one_cmplsi2): Fix length computation for h8300h.
+2004-01-07 Joseph S. Myers <jsm@polyomino.org.uk>
-Fri Apr 12 14:34:39 1996 Doug Evans <dje@cygnus.com>
+ PR c/12165
+ * c-decl.c (grokdeclarator): Take type qualifiers of typedefed
+ array type from the array element type.
- * arm.md (*ldmsi,*stmsi): Use (mem (match_operand ...))
- to avoid using indirect_operand (reload problems).
- * arm/semi.h (CPP_PREDEFINES): Define __semi__ instead of semi.
- * arm/aout.h (ASM_GENERATE_INTERNAL_LABEL): Use LOCAL_LABEL_PREFIX.
- (ASM_OUTPUT_ADDR_{VEC,DIFF_ELT}): Likewise.
+2004-01-07 Alan Modra <amodra@bigpond.net.au>
-Fri Apr 12 09:43:30 1996 Jason Merrill <jason@yorick.cygnus.com>
+ * config/rs6000/rs6000.c (rs6000_dbx_register_number): New function.
+ * config/rs6000/rs6000-protos.h (rs6000_dbx_register_number): Declare.
+ * config/rs6000/rs6000.h (DWARF_FRAME_REGNUM): Define.
+ (DWARF_REG_TO_UNWIND_COLUMN): Correct column adjustment and comment.
+ * config/rs6000/sysv4.h (DBX_REGISTER_NUMBER): Define.
- * dbxout.c (dbxout_typedefs): Don't emit incomplete types yet.
- (dbxout_symbol): Use DECL_ARTIFICIAL to recognize C++ implicit
- typedefs.
+2004-01-06 Eric Christopher <echristo@redhat.com>
-Thu Apr 11 21:56:26 1996 Doug Evans <dje@cygnus.com>
+ * config/mips/mips.h (MDEBUG_ASM_SPEC): Change for dwarf2 default.
+ (DWARF2_DEBUGGING_INFO): Define.
+ (PREFERRED_DEBUGGING_TYPE): Set to dwarf2.
+ * config/mips/openbsd.h (PREFERRED_DEBUGGING_TYPE): Remove.
+ * config/mips/iris6.h (SUBTARGET_ASM_DEBUGGING_SPEC): Only pass -g0
+ for irix as.
+ (SUBTARGET_ASM_OPTIMIZING_SPEC): Only pass O0 for irix as.
+ * config/mips/iris6gas.h (MDEBUG_ASM_SPEC): Remove.
+ * config/mips/iris5gas.h: Ditto.
+ (DBX_DEBUGGING_INFO): Remove.
+ (DWARF2_DEBUGGING_INFO): Ditto.
+ (MIPS_DEBUGGING_INFO): Ditto.
+ (PREFERRED_DEBUGGING_TYPE): Ditto.
+ * config/mips/elf.h (DWARF2_DEBUGGING_INFO): Remove.
+ (PREFERRED_DEBUGGING_TYPE): Ditto.
+ (SUBTARGET_ASM_DEBUGGING_SPEC): Ditto.
+ * config/mips/elf64.h: Ditto.
+
+2004-01-06 Jan Hubicka <jh@suse.cz>
+
+ * Makefile.in (STAGEPROFILE_FLAGS_TO_PASS): Use -fprofile-generate.
+ (STAGEFEEDBACK_FLAGS_TO_PASS): Use -fprofile-use.
+
+2004-01-06 Geoffrey Keating <geoffk@apple.com>
+
+ * config/rs6000/t-darwin (LIB2FUNCS_EXTRA): Compile darwin-ldouble.c.
+ (TARGET_LIBGCC2_CFLAGS): Use -mlong-double-128.
+ * config/rs6000/darwin-ldouble.c: New.
+
+ * emit-rtl.c (gen_lowpart_common): Use simplify_gen_subreg
+ for constants.
+ (constant_subword): Delete.
+ * rtl.h (constant_subword): Delete prototype.
+ (immed_double_const): Is not in varasm.c.
+ * simplify-rtx.c (simplify_immed_subreg): New.
+ (simplify_subreg): Use simplify_immed_subreg.
+
+ * config/rs6000/rs6000.md (floatsitf2): Use expand_float rather
+ than trying to generate RTL directly.
+ (fix_trunctfsi2): Use expand_fix rather than trying to generate
+ RTL directly.
+
+ * dwarf2out.c (add_const_value_attribute): Remove incorrect comment.
+
+2004-01-06 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/xcoff.h (EXTRA_SECTION_FUNCTIONS): Split each
+ function into a separate macro.
+ (read_only_data_section): Add void argument.
+ (private_data_section): Same.
+ (read_only_private_data_section): Same.
+ (toc_section): Same.
+
+2004-01-06 Jan Hubicka <jh@suse.cz>
+
+ * invoke.texi: Remove typo in last change.
+
+ PR target/10301
+ * config.gcc: Accept opteron and athlon-64 as variants
+ of k8.
+ * i386.c (override_options): Likewise.
+ * invoke.texi (i386 -mtune): Expand documentation.
+
+2004-01-06 Kazu Hirata <kazu@cs.umass.edu>
+
+ * alias.c: Fix comment typos.
+ * builtins.c: Likewise.
+ * cfg.c: Likewise.
+ * df.c: Likewise.
+ * dominance.c: Likewise.
+ * dwarf2out.c: Likewise.
+ * emit-rtl.c: Likewise.
+ * expr.c: Likewise.
+ * final.c: Likewise.
+ * fold-const.c: Likewise.
+ * gcse.c: Likewise.
+ * genattrtab.c: Likewise.
+ * genrecog.c: Likewise.
+ * gensupport.c: Likewise.
+ * ggc-zone.c: Likewise.
+ * integrate.c: Likewise.
+ * local-alloc.c: Likewise.
+ * loop.c: Likewise.
+ * recog.c: Likewise.
+ * regmove.c: Likewise.
+ * reg-stack.c: Likewise.
+ * reorg.c: Likewise.
+ * rtlanal.c: Likewise.
+ * rtl.h: Likewise.
+ * sched-ebb.c: Likewise.
+ * simplify-rtx.c: Likewise.
+ * toplev.c: Likewise.
+ * varasm.c: Likewise.
- * i386/t-winnt (winnt.o): Rewrite based on .c.o rule.
- (oldnames.o,spawnv.o): Add rules for.
+2004-01-06 Kazu Hirata <kazu@cs.umass.edu>
-Thu Apr 11 07:25:06 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+ * doc/install.texi: Fix typos.
+ * doc/invoke.texi: Likewise.
+ * doc/md.texi: Likewise.
- * calls.c (expand_call): In inlining case, if BEFORE_CALLS is
- zero, start looking at first insn.
+2004-01-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
- * expr.c (preexpand_calls, case CALL_EXPR): Rework to properly
- avoid expanding functions returning variable size objects.
+ * config/m32r/m32r.h (TRAMPOLINE_LINE_SIZE): Changed
- * integrate.c (expand_inline_function): When comparing types
- of formal and actual, use TYPE_MAIN_VARIANT.
+2004-01-06 Jan Hubicka <jh@suse.cz>
-Thu Apr 11 00:48:29 1996 Jeffrey A. Law <law@cygnus.com>
+ * i386.c (init_cumulative_args): Add handling of MMX_REGPARM.
+ (function_arg_advance): Do not pass aggregates in SSE; deal handling
+ of MMX_REGPARM.
+ (function_arg): Add new warnings about ABI changes; fix SSE_REGPARM;
+ add MMX_REGPARM.
+ * i386.h (ix86_args): Add mmx_words/mmx_regs/mmx_regno fields.
+ (SSE_REGPARM_MAX): Default to 3 on i386 -msse ABI.
+ (MMX_REGPARM_MAX): Similarly for -mmmx.
+
+2004-01-05 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/sh/linux.h: Fix comment formatting.
+ * config/sh/netbsd-elf.h: Likewise.
+ * config/sh/sh.c: Likewise.
+ * config/sh/sh.h: Likewise.
+ * config/sh/vxworks.h: Likewise.
- * h8300/lib1funcs.asm (modnorm): New function(s). Like divnorm,
- but gets the sign bit right for modulo operations.
- (__modhi3, modsi3): Use modnorm.
+2004-01-05 Kazu Hirata <kazu@cs.umass.edu>
- * h8300.c (dosize): On h8300h, do 4 byte adjusts using adds and subs.
- * h8300.h (LONG_LONG_TYPE_SIZE): Always make this 32bits.
- Reverses change from Apr 2, 1996.
+ * system.h (ASM_OUTPUT_MAIN_SOURCE_FILENAME): Poison.
+ * toplev.c (output_file_directive): Don't use
+ ASM_OUTPUT_MAIN_SOURCE_FILENAME.
-Wed Apr 10 18:39:52 1996 Doug Evans <dje@canuck.cygnus.com>
+2004-01-05 Steven Bosscher <s.bosscher@student.tudelft.nl>
- * sparc.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
- (FUNCTION_PROFILER): Use ASM_GENERATE_INTERNAL_LABEL instead.
+ * toplev.c: Fix broken checkin of 2003-12-30.
- * sparc.c (sparc_override_options): 90c701 renamed to tsc701.
- (eligible_for_epilogue_delay_slot): Don't allow anything if
- -mbroken-saverestore.
- (output_function_prologue): Only use trivial save's if
- -mbroken-saverestore.
- * sparc.h (CPP_SPEC): Handle -mcpu={sparclet,tsc701}.
- (ASM_SPEC): Likewise.
- ({MASK,TARGET}_BROKEN_SAVERESTORE): Define.
- (enum processor_type): 90C701 renamed to TSC701.
- * sparc.md (attr cpu): 90c701 renamed to tsc701.
- * sparc/splet.h (SUBTARGET_SWITCHES): Recognize -mbroken-saverestore.
+2004-01-05 Daniel Berlin <dberlin@dberlin.org>
-Wed Apr 10 17:56:02 1996 Stan Cox <coxs@dg-rtp.dg.com>
+ * ggc-zone.c: Remove everything in #ifdef USING_MALLOC_PAGE_GROUPS
+ (USING_MMAP): We don't support non-mmap.
+ (struct alloc_chunk): Steal 1 bit from typecode, use it to mark
+ large objects.
+ (struct page_entry): Remove bytes_free.
+ (struct page_table_chain): Remove.
+ (struct globals): Remove page_table member.
+ (loookup_page_table_entry): Function deleted.
+ (set_page_table_entry): Ditto.
+ (ggc_allocated_p): No longer need page table lookups.
+ (ggc_marked_p): Ditto.
+ (alloc_small_page): Don't care about bytes_free anymore.
+ (alloc_large_page): Round up size.
+ (ggc_alloc_zone_1): Mark large objects as such, and calculate
+ their size the new way.
+ Remove page table lookups and setting.
+ (ggc_get_size): Calculate large object size the new way.
+ (sweep_pages): Redo to account for fact that we no longer have
+ bytes_free.
+ (ggc_collect): No longer need to reincrement bytes_free.
+ (ggc_pch_alloc_object): Handle new large objects properly.
+ (ggc_pch_read): Put PCH stuff into it's own uncollected zone.
- * m88k/dgux.h (EXTRA_SPECS): Define.
- (ASM_SPEC,CPP_SPEC,STARTFILE_SPEC): Use EXTRA_SPECS.
- * m88k/dguxbcs.h (ASM_SPEC,CPP_SPEC,STARTFILE_SPEC): Use EXTRA_SPECS.
- * m88k/m88k.c (output_ascii) Output literal HT.
+2004-01-05 Kazu Hirata <kazu@cs.umass.edu>
-Wed Apr 10 17:28:37 1996 James Carlson (carlson@xylogics.com)
+ * doc/invoke.texi: Remove a page break.
- * configure: Work around AIX bug when defining SUBDIRS.
+2004-01-05 Kazu Hirata <kazu@cs.umass.edu>
-Wed Apr 10 17:22:42 1996 Paul Eggert <eggert@twinsun.com>
+ * config/avr/avr.c (avr_output_function_prologue): Remove an
+ extra pair of curly braces.
- * cexp.y (parse_number): Don't reject long long constants unless
- pedantic.
+2004-01-05 Kazu Hirata <kazu@cs.umass.edu>
-Wed Apr 10 17:19:56 1996 Stephen L. Moshier (moshier@world.std.com)
+ * config/mn10300/mn10300.c: Fix comment formatting.
+ * config/mn10300/mn10300.h: Likewise.
- * real.c (e64toe): Properly distinguish between NaN and infinity
- bit patterns for real-words-big-endian targets.
+2004-01-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
-Wed Apr 10 17:17:26 1996 Richard Earnshaw (rearnsha@armltd.co.uk)
+ * tree.h: Update documentation on nothrow_flag.
+ * print-tree.c (print_node): Print TREE_NOTHROW as "align-ok" for
+ types.
- * real.c (endian): Add two explicit casts.
- (e64toe): Support ARM extended precision fp format.
- Check negative infinities properly for NaNs.
- (toe64): Support ARM extended precision fp format.
+2004-01-05 Kazu Hirata <kazu@cs.umass.edu>
-Tue Apr 9 12:53:31 1996 Doug Evans <dje@canuck.cygnus.com>
+ * doc/invoke.texi: Remove traces of dead ports.
- * i386/gas.h (ASM_OUTPUT_ALIGN): Define and use .balign.
+2004-01-05 Richard Sandiford <rsandifo@redhat.com>
-Tue Apr 9 12:48:45 1996 Stephen L Moshier (moshier@world.std.com)
+ * doc/invoke.texi: Add documentation for the MIPS -mexplicit-relocs
+ option.
- * sparc.c (fp_zero_operand): Exclude -0.0.
+2004-01-05 Richard Sandiford <rsandifo@redhat.com>
-Tue Apr 9 07:11:24 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+ PR target/12945
+ * coverage.c (coverage_counter_alloc): Set SYMBOL_FLAG_LOCAL for
+ counter labels.
+ * config/mips/mips.c (INTERNAL_SYMBOL_P): Delete.
+ (mips_classify_symbol): Always treat SYMBOL_REF_FLAG as indicating
+ string constants if TARGET_MIPS16. Use SYMBOL_REF_DECL to check
+ the binding of decl symbols, otherwise check SYMBOL_REF_LOCAL_P.
+ (mips_symbol_insns): Don't trust the local/global classification.
+ (m16_usym8_4, m16_usym5_4): Same mips16 change as mips_classify_symbol.
+ (override_options): Make -mabicalls -fno-unit-at-a-time imply
+ -mno-explicit-relocs.
+ (mips_encode_section_info): Don't use SYMBOL_REF_FLAG to distinguish
+ between local and global symbols.
- * alpha.c: Fix typo in last change.
+2004-01-05 Richard Sandiford <rsandifo@redhat.com>
- * tree.c (substitute_in_expr): Don't return new expression if
- nothing changed.
- (substitute_in_type): Deleted, not used.
- * tree.h (substitute_in_type): Delete declaration.
+ * config/mips/mips-protos.h (mips_dangerous_for_la25_p): Declare.
+ (mips_preferred_reload_class): Declare.
+ * config/mips/mips.h (DANGEROUS_FOR_LA25_P): Replace with function.
+ (EXTRA_CONSTRAINT): Update accordingly.
+ (PREFERRED_RELOAD_CLASS): Use mips_preferred_reload_class.
+ * config/mips/mips.c (mips_dangerous_for_la25_p): New function.
+ (mips_preferred_reload_class): New function. Prefer LEA_REGS if
+ mips_dangerous_for_la25_p.
+ (mips_secondary_reload_class): Use LEA_REGS rather than GR_REGS
+ if mips_dangerous_for_la25_p.
-Mon Apr 8 16:30:18 1996 Jeffrey A. Law <law@cygnus.com>
+2004-01-05 Bernardo Innocenti <bernie@develer.com>
- * flow.c (find_auto_inc): Also make sure there aren't
- any sets of the incremented register between the memory
- reference and increment insn.
+ * config/m68k/m68k.c (output_andsi3): Fix signed/unsigned comparison
+ warning.
-Mon Apr 8 15:41:14 1996 John Polstra (jdp@polstra.com)
+2004-01-04 Nathanael Nerode <neroden@gcc.gnu.org>
- * configure (i[3456]86-*-freebsdelf*): New target.
- * i386/freebsd-elf.h: New file.
- * i386/x-freebsd (USER_H): New define; to null.
+ * configure.ac: Use AC_PROG_CPP_WERROR.
+ * configure: Regenerate.
-Mon Apr 8 14:44:41 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+2004-01-04 Zack Weinberg <zack@codesourcery.com>
- * c-decl.c (finish_function): Always warn if main doesn't return int.
+ * .cvsignore: Add autom4te.cache.
-Mon Apr 8 13:01:37 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+2004-01-04 Richard Sandiford <rsandifo@redhat.com>
- * rs6000.c (got_operand): New function, returns true if the
- operand can go in V.4's GOT.
- (rs6000_pic_register): New variable.
- (output_epilog): Reset rs6000_pic_register.
+ * doc/invoke.texi: Revamp documentation of MIPS options. Remove
+ -mabi=meabi, -mabi-fake-default, -mmips-as, -mgas, -mmips-tfile,
+ -m4650, -mfix7000 and -(m)no-crt0. Put endianness options first,
+ then architecture options, then ABI options. General rewording.
- * rs6000.h (rs6000_pic_register, got_operand, flag_pic): Add decls.
- (PREDICATE_CODES): Add got_operand.
+2004-01-04 Joseph S. Myers <jsm@polyomino.org.uk>
- * rs6000.md (movsi): Add support for V.4's -fpic and -FPIC.
- (init_v4_pic): Initialize the V4 pic register if needed.
- (call patterns): If -fpic/-fPIC, call function with @plt suffix.
+ PR c/3414
+ * doc/extend.texi: Clarify definition of malloc attribute.
- * t-eabigas (MULTILIB_DIRNAMES): Remove errant pic directory.
+2004-01-04 Jan Hubicka <jh@suse.cz>
- * rs6000.c (output_prolog): Correctly store & restore the
- arguments to main in their correct save location, when calling the
- start function.
+ * Makefile.in (cgraph.o, cgraphunit.o): Add intl.h dependency.
+ * cgraph.c (create_edge, dump_cgraph): Update to use inline_failed
+ * cgraph.h (cgraph_edge): Replace inline_call by inline_failed
+ (cgraph_inline_p): Add extra argument reason.
+ * cgraphunit.c: Minor formating fixes.
+ cgraph_first_inlined_callee): New functions.
+ (record_call_1): Record builtins too.
+ (cgraph_analyze_function): Update inline_failed messages.
+ (cgraph_mark_functions_to_output, cgraph_expand_function, cgraph_inlined_into,
+ cgraph_inlined_callees, cgraph_estimate_growth): Update to use inline_failed.
+ (cgraph_check_inline_limits): Likewise; Add argument reason.
+ (cgraph_set_inline_failed): New static function.
+ (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining): Set
+ reasons.
+ (cgraph_inline_p): Add new argument reason.
+ * tree-inline.c (expand_call_inline): Update warning.
-Mon Apr 8 13:01:37 1996 David Reese <Dave.Reese@East.Sun.COM>
+2004-01-03 Nathanael Nerode <neroden@gcc.gnu.org>
- * rs6000.c (print_operand): Use reg_names to print registers.
+ * configure.ac: Replace AC_INIT, AC_OUTPUT, AC_CANONICAL_SYSTEM
+ with modern equivalents.
+ * configure: Regenerate.
-Fri Apr 5 00:40:19 1996 Jeffrey A. Law <law@cygnus.com>
+ * configure.ac: Replace gcc_AC_CHECK_TYPE with AC_CHECK_TYPE.
+ * aclocal.m4 (gcc_AC_CHECK_TYPE): Remove.
+ * configure: Regenerate.
- * h8300.c (h8300_valid_machine_decl_attribute): Use underscores,
- not dashes in attributes.
- (h8300_funcvec_function_p): Corresponding changes.
- (h8300_interrupt_function_p): Likewise.
+ * doc/install.texi: Note that 'gcc' is now a 2.57 directory.
- * pa.h (INIT_CUMULATIVE_INCOMING_ARGS): Initialize "indirect"
- field to zero.
+ * configure.in: Rename to configure.ac.
+ * configure.ac: Renamed from configure.in; make minimum necessary
+ changes for autoconf 2.5x.
+ * aclocal.m4: Make minimum necessary changes for autoconf 2.5x.
+ * configure: Regenerate with autoconf 2.57.
-Thu Apr 4 12:52:11 1996 Jim Wilson <wilson@chestnut.cygnus.com>
+2004-01-03 Kazu Hirata <kazu@cs.umass.edu>
- * loop.c (combine_givs): Use new macro GIV_SORT_CRITERION.
- New variable giv_array. Loop over giv_array instead of following
- next_iv links.
- (giv_sort): New function.
- * sh.h (GIV_SORT_CRITERION): Define.
+ * config/mips/linux.h: Fix comment formatting.
+ * config/mips/mips.c: Likewise.
+ * config/mips/mips.h: Likewise.
+ * config/mips/mips.md: Likewise.
+ * config/mips/netbsd.h: Likewise.
+ * config/mips/windiss.h: Likewise.
- * c-typeck.c (push_init_level): When output alignment for structure
- field, add check to verify it is the next field to be output.
+2004-01-02 Richard Henderson <rth@redhat.com>
-Thu Apr 4 12:19:26 1996 David Mosberger-Tang <davidm@AZStarNet.com>
+ * config/i386/i386.md (fp constant pool splitter): Reorg suppression
+ for sse and 387; add suppression for mmx.
- * alpha.c: Don't include stamp.h for Linux-based GNU systems.
+2004-01-02 Andrew Pinski <pinskia@physics.uc.edu>
-Thu Apr 4 12:17:08 1996 Richardg Kenner (kenner@vlsi1.ultra.nyu.edu)
+ * loop.c (loop_optimize): Free all loops_info's mems.
- * objc/Makefile: Rename thread* to thr*.
- * objc/thread.c: Rename thread-* to thr-*.
- * objc/thr-decosf1.c: Renamed from thread-decosf1.c
- * objc/thr-irix.c: Renamed from thread-irix.c.
- * objc/thr-single.c: Renamed from thread-single.c.
- * objc/thr-solarius.c: Renamed from thread-solaris.c.
- * objc/thr-win32.c: Renamed from thread-win32.c.
- * objc/objc-api.h: Include thr.h, not thread.h.
- * objc/runtime.h, objc/sarray.h: Likewise.
+ * c-typeck.c (finish_init): Free spelling_base before
+ setting it again.
- * i386.md (ashldi3_const_int): Don't recognize if won't match
- constraint of operand 2.
+ * cfgloop.c (flow_loops_find): Always free the sbitmap
+ headers.
-Thu Apr 4 11:40:55 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+ * predict.c (estimate_probability): Free bbs after being
+ done with it.
- * config/fp-bit.c (EXTENDED_FLOAT_STUBS): If EXTENDED_FLOAT_STUBS
- is defined, define all of the XF/TF functions that might be
- generated that we don't have code for yet.
+2004-01-02 Kazu Hirata <kazu@cs.umass.edu>
- * i960/t-(vxworks960,960bare): (LIB2FUNCS_EXTRA): Make and
- compile xp-bits.c that defines EXTENDED_FLOAT_STUBS.
+ * config/mn10300/mn10300.h (PREDICATE_CODES): Add
+ const_8bit_operand and call_address_operand.
- From: steve chamberlain <sac@slash.cygnus.com>
- * i386/x-cygwin32 (LANGUAGES): Delete.
- * i386/xm-cygwin32.h (EXECUTABLE_SUFFIX): Set to .exe.
- * rs6000/xm-cygwin32.h (EXECUTABLE_SUFFIX): Set to .exe.
+2004-01-02 Jan Hubicka <jh@suse.cz>
-Wed Apr 3 14:10:16 1996 Jim Wilson <wilson@chestnut.cygnus.com>
+ * cgraphunit.c (cgraph_optimize_function): Call optimize_inline_calls
+ when there is nothing to inline but warnings are requested.
+ (cgraph_decide_inlining): Fix memory leak.
- * expr.c (emit_push_insn): Clobber register only if it is non-zero.
+2004-01-02 Jan Hubicka <jh@suse.cz>
-Wed Apr 3 11:31:55 1996 Jeffrey A. Law <law@cygnus.com>
+ * expr.c (store_constructor): Fix pasto in previous patch.
- * h8300.h (h8300_funcvec_function_p): Declaration moved here.
- * h8300.c (h8300_funcvec_function_p): Declaration removed from here.
- * h8300.md (tstqi): Tweak to work like other tstXX patterns.
- (cmphi): Turn into a define_expand. Add two anonymous
- matterns to match the output of the cmphi expander.
- (cmpsi): Accept constants as the second input operand.
+2004-01-02 Kazu Hirata <kazu@cs.umass.edu>
-Tue Apr 2 13:52:30 1996 Jeffrey A. Law <law@cygnus.com>
+ * config/i386/cygming.h: Fix comment formatting.
+ * config/i386/djgpp.h: Likewise.
+ * config/i386/gthr-win32.c: Likewise.
+ * config/i386/i386-interix.h: Likewise.
+ * config/i386/i386.c: Likewise.
+ * config/i386/i386.h: Likewise.
+ * config/i386/openbsd.h: Likewise.
+ * config/i386/winnt.c: Likewise.
+ * config/i386/xm-mingw32.h: Likewise.
- * h8300.md (movqi_internal): Remove useless alternative(s). Fix
- lengths and simplify by reordering remaining alternatives.
- (movstrictqi, movhi_internal, movstricthi): Likewise.
- (movsi_h8300h, movsf_h8300h): Likewise.
+2004-01-02 Joseph S. Myers <jsm@polyomino.org.uk>
- * h8300/h8300.c (extra_pop): Remove unused variable.
- (current_function_anonymous_args): Likewise.
- (function_prologue): Remove incorrect varargs/stdarg
- related code.
- (function_epilogue): Likewise.
- (function_arg): Never pass unnamed arguments in registers.
- * h8300.h (LONG_LONG_TYPE_SIZE): Use 64bits when ints are 32bits.
- (SETUP_INCOMING_VARARGS): Remove definition.
+ * doc/gcc.texi, doc/invoke.texi, doc/install.texi: Update
+ copyright and last modification dates.
-Mon Apr 1 16:59:48 1996 Ian Lance Taylor <ian@cygnus.com>
+2004-01-02 Andreas Jaeger <aj@suse.de>, Gerald Pfeifer <gp@suse.de>
- * fixincludes: Fix signal prototype on SunOS to avoid pedantic C++
- error.
+ * doc/install.texi (Specific): Mention x86_64.
-Mon Apr 1 16:16:34 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
+2004-01-01 Hans-Peter Nilsson <hp@bitrange.com>
- * expr.c (get_inner_reference): When finding mode to access bitfield
- that ends up properly aligned, use mode class of its type unless
- type's mode was BLKmode.
+ * builtins.c (expand_builtin_apply_args_1) [STACK_GROWS_DOWNWARD]:
+ Call force_operand on plus_constant result.
-Mon Apr 1 13:45:30 1996 Jeffrey A. Law <law@cygnus.com>
+2004-01-01 Jan Hubicka <jh@suse.cz>
- * h8300.c (interrupt_handler): Renamed from pragma_interrupt.
- All references changed.
- (function_prologue): Set interrupt_handler if the current
- function has the "interrrupt-handler" attribute.
- (small_call_insn_operand): New function.
- (h8300_interrrupt_function_p): New function.
- (h8300_funcvec_function_p): New function.
- (h8300_valid_machine_decl_attribute): New function.
- * h8300.h (VALID_MACHINE_DECL_ATTRIBUTE): Define.
- * h8300.md (call insns): Handle calls through the
- function vector. Indirect calls and calls through
- the function vector have a length of two bytes.
+ * expmed.c (store_bit_field, extract_bit_field): Use new named patterns
+ * expr.c (store_constructor): Use vec_init pattern.
+ * genopinit.c (optabs): Initailize vec_set/vec_extract/vec_init.
+ * optabs.h (optab_index): ADD OTI_vec_set/OTI_vec_extract/OTI_vec_init
+ (vec_set_optab, vec_extract_optab, vec_init_optab): New.
+ * i386.md (vec_setv2df, vec_extractv2df, vec_setv4sf, vec_extractv4sf):
+ New patterns.
+ (sse2_unpc?pd): Fix pattern.
+ (sse2_movlpd): Kill.
+ (sse2_movsd): Deal with movlpd too.
+ * i386.c (ix86_expand_builtin): Use sse2_movsd instead of sse2_movlpd.
+ (ix86_expand_vector_init): New.
+ * emmintrin.h (__mm_set_pd, __mm_set_ps): Use vector extensions.
+ * md.texi (vec_set, vec_extract): Document
+
+2003-12-31 Jan Hubicka <jh@suse.cz>
+
+ PR opt/13473
+ * recog.c (validate_replace_rtx_1): Take care for RTL sharing inside
+ ASM input operands
+
+ PR opt/12617
+ * toplev.c (dump_file_index): Reorder ce3 and bbro.
+ (dump_file): Likewise.
+ (rest_of_compilation): Likewise.
+
+ PR debug/13367
+ * cgraph.c (cgraph_function_possibly_inlined): Even with
+ flag_really_no_inline we inline always_inline functions.
+ * cgraphunit.c (cgraph_analyze_function): Clear inlinable flag
+ for non-always_inline functions when there is flag_really_no_inline.
+ (cgraph_decide_inlining): Limit work done when not inlining.
+ (cgraph_decide_inlining_incrementally): Likewise.
+ (cgraph_optimize_function): Check whether something got inlined.
+ * c-objc-common.c (c_disregard_inline_limits): Do not always inline
+ extern inline functions when not inlining.
+
+ * opts.c (decode_options): Disable crossjumping at -O1
+ * invoke.texi (-O1): Document change.
See ChangeLog.10 for earlier changes.
-\f
-Use a consistent time stamp format in ChangeLog entries.
-Not everyone has Emacs 20 yet, so stick with Emacs 19 format for now.
-
-Local Variables:
-add-log-time-format: current-time-string
-End:
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