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ChangeLog.9
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Tue Feb 28 16:36:58 1995 Michael Meissner <[email protected]>
* rs6000/eabi.asm (__eabi): Correctly reload r30 in the case where
the GOT pointers have to be relocated.
* rs6000/rs6000.md (floatsidf2, floatunssidf2): Add
TARGET_SOFT_FLOAT conditional dropped in the last change.
(movdf insns): Add -msoft-float varients that do not use 'f' register
constraints.
(movti): On PowerPC, don't clobber the MQ register, since it doesn't
exist. Add abort to default switch case.
(store_multiple, load_multiple): Test for TARGET_POWER instead
of !TARGET_POWERPC to determine whether the MQ register exists.
Tue Feb 28 14:46:48 1995 Doug Evans <[email protected]>
* configure (extra_headers): Renamed from header_files.
* toplev.c (rest_of_compilation): Defer output of static inlines
even if not optimizing, they may never be referenced.
Mon Feb 27 17:06:47 1995 Doug Evans <[email protected]>
* cccp.c (do_include): Check for redundant file before opening in
relative path case. Don't call fstat unnecessarily.
Mon Feb 27 11:20:29 1995 Jim Wilson <[email protected]>
* mips.md (muldi3_internal): Change dmul to dmult.
Mon Feb 27 02:30:54 1995 Jeffrey A. Law <[email protected]>
* pa.c (hppa_expand_prologue): Don't save the PIC register into
the stack for functions which have no stack of their own.
Mon Feb 27 00:43:32 1995 Roland McGrath <[email protected]>
* config/gnu.h (ASM_SPEC): Macro removed.
Sun Feb 26 20:21:52 1995 Doug Evans <[email protected]>
* reload.c (find_reloads_address): Fix typo in reg+const case.
Sat Feb 25 10:21:13 1995 Doug Evans <[email protected]>
* gcc.c (print_search_dirs): New variable.
(build_search_list): New function.
(putenv_from_prefixes): Call it.
(option_map): New option --print-search-dirs.
(process_command): Handle it.
(main): Print installation directory and exec/startfile_prefixes if
--print-search-dirs given.
* Makefile.in (Makefile): Delete config.run afterwards.
(distclean): Delete config.run.
Sat Feb 25 08:36:40 1995 David Mosberger-Tang ([email protected])
* alpha.h (ASM_SPEC): Pass -pg to assembler.
(FUNCTION_PROFILER): Do nothing; the assembler does it for us.
Sat Feb 25 08:24:27 1995 H.J. Lu ([email protected])
* configure (native_prefix): New; lets some hosts put
files in /usr instead of /usr/local if no --prefix specified.
Sat Feb 25 08:07:56 1995 David Edelsohn <[email protected]>
* rs6000.h (RTX_COSTS): Add cost of FFS.
Sat Feb 25 06:52:22 1995 Richard Kenner ([email protected])
* mips.c (mips_fill_delay_slot): Fix typo in call to FP_REG_P.
* cse.c (simplify_unary_operation): If operand mode is VOIDmode
for UNSIGNED_FLOAT and operand looks negative, can't simplify.
* rs6000.c (low_32_bit_operand): New function.
* rs6000.h (PREDICATE_CODES): Add low_32_bit_operand.
* rs6000.md: Remove unneeded tests on HOST_BITS_PER_INT from
some extra conditions.
Use low_32_bit_operand for (plus:DI (zero_extend:DI ..) ..) cases.
Sat Feb 25 00:49:29 1995 Roland McGrath <[email protected]>
* config/xm-gnu.h (POSIX): Define this macro.
* config/gnu.h (GNU_CPP_PREDEFINES): Add missing backslash.
Fri Feb 24 19:17:29 1995 Jeffrey A. Law <[email protected]>
* configure (hppa1.?-hp-hpux9*): Use hpux9 configuration files.
* pa-hpux9.h, pa-ghpux9.h, pa1-hpux9.h, pa1-ghpux9.h: New
configuration files.
Fri Feb 24 15:55:33 1995 Jim Wilson <[email protected]>
* reorg.c (relax_delay_slots): When searching for next CODE_LABEL,
use next_real_insn not next_active_insn.
* stdarg.h, va-*.h, varargs.h (va_end): Expand to a void expression
instead of nothing.
* sh.h (PACKSTRUCT_BIT, TARGET_PACKSTRUCT): Change to PADSTRUCT.
Add comment saying that the option is not useful.
(TARGET_SWITCHES): Change -mpackstruct option to -mpadstruct.
(STRUCTURE_SIZE_BOUNDARY): Change PACKSTRUCT to PADSTRUCT changing
default value from 32 to 8.
* dwarfout.c (PUSHSECTION_FORMAT): Add a leading tab.
* expr.c (expand_expr, case COMPONENT_REF): Don't fetch unaligned
field if we only want its address.
* i960.c (fp_literal_one, fp_literal_zero): Don't accept VOIDmode.
(i960_output_ldconst): In DFmode code, delete code to handle FP_REG_P
target. In DFmode and SFmode code, delete test for HOST_FLOAT_FORMAT
== TARGET_FLOAT_FORMAT.
* i960.h (REAL_ARITHMETIC): Define.
(LEGITIMATE_CONSTANT_P): Pass argument mode not VOIDmode to fp_literal.
* i960.h (CC1_SPEC): Don't output implicit -gstabs or -gcoff option
if user gave an explicit one.
* vx960-coff.h (CC1_SPEC): Likewise.
* dbxout.c (GDB_INV_REF_REGPARM_STABS_LETTER): New macro.
(dbxout_parms): For gdb, output use GDB_INV_REF_REGPARM_STABS_LETTER
for parameters passed by invisible reference in registers.
* mips.c (mips_secondary_reload_class): Also handle SUBREGs.
* mips.md (madsi): Don't use '+' constraint in a clobber.
(madsi_highpart, umadsi_highpart): Delete.
* dbxout.c (dbxout_parms): For parameters passed in memory, delete
obsolete code to handle parameters converted and stored back to
the stack slot where they were passed in.
(dbxout_reg_parms): Delete obsolete ifdefed out code. Combine
redundant PARM_PASSED_IN_MEMORY tests. For case where parameter
lives in memory, output stab if it doesn't live where it was passed.
* sh.c: Correct typos and formatting problems.
(add_constant, current_function_pretend_args_size,
flag_traditional, table_lab): Delete unnecessary declarations.
(sh_cpu): Change type from attr_cpu to processor_type.
(need_slot, output_shift, lshiftrt_insns, howshift,
pop_operand): Delete.
(print_operand, output_branch): Delete calls to need_slot.
(synth_constant): Comment that it doesn't work.
(output_movedouble): Handle PRE_DEC dest not POST_INC dest.
(output_options): Don't use flag_traditional.
(shift_insns): Correct numbers to optimal sequences.
(shift_amounts): New table.
(shift_insns_rtx): New function.
(shiftinsns): Combine LSHIFTRT and ASHIFT cases.
(shiftcosts): Return true costs of shifts instead of estimate of 1.
(gen_ashift): Handle negative shift amounts. Call gen_lshrsi3_m
for single bit LSHIFTRT, and gen_lshrisi3_k for multiple bit shifts.
(gen_shifty_op): Handle negative shift amounts at top. Generate
optimal sequences for ASHIFT and LSHIFTRT.
(find_barrier): Correct pattern for matching mova instructions.
(general_movsrc_operand): Delete redundant test for (MEM LABEL_REF).
Don't reject POST_INC address for size > 4.
(general_movdst_operand): Don't reject PRE_DEC address for size > 4.
* sh.h: Correct typos and formatting problems.
(MODE_DISP_OK_[12]): Delete.
(GO_IF_LEGITIMATE_INDEX): Delete uses of MODE_DISP_OK_[12].
(RTX_COSTS): Add LSHIFTRT.
(table_lab): Delete declaration.
(enum processor_type): New enum.
(sh_cpu_attr): New macro.
(sh_cpu): Change type to enum processor_type to avoid incomplete
enum type.
* sh.md: Correct typos and formatting problems.
(cpu): Use sh_cpu_attr not sh_cpu.
(adddi3, subdi3, udivsi3-1, divsi3-1, mulsi3_call-1, ashrsi2_16,
ashrsi2_31, dect, casesi_worker): Use arith_reg_operand not
register_operand.
(ashlsi3_n, lshrsi3_n): Enable pattern. Set length correctly.
Use '#' to output it.
(ashlsi3_n+1, lshrsi3_n+1): New patterns to split shifts.
(ashlsi3, lshrsi3): Use shiftby_operand instead of gen_shifty_op.
(lshlsi3_m): New pattern for single bit shifts.
(lshlsi3_k): Only handle multiple bit shifts.
(negc): Use IOR not PLUS to set carry bit.
(push+2, pop+2, movsi_pi, movdi-2, movdf_k-1, movsf_i-1): Delete.
(movsi_i, movqi_i, movhi_i): Delete redundant < and > constraints.
(movsf_i): Delete incorrect < and > constraints.
Fri Feb 24 13:07:55 1995 Stephen L Moshier <[email protected]>
* i386/i386.md (sinxf2, cosxf2): Define.
Thu Feb 23 14:14:20 1995 Mike Stump <[email protected]>
* rs6000.h/rs6000.h (RETURN_ADDR_RTX): Add definition to support
__builtin_return_address and __builtin_frame_address on the
rs6000. This is necessary to support exception handling in g++ on
the rs6000.
Thu Feb 23 15:23:26 1995 Michael Meissner <[email protected]>
* rs6000/rs6000.h (TARGET_SWITCHES): All -mpower switches set
-mmultiple by default. Rename -mno-fp-regs to -msoft-float and
-mfp-regs to -mhard-float.
(TARGET_NO_FPR): Rename all occurances of macro to be either
TARGET_HARD_FLOAT or TARGET_SOFT_FLOAT.
(FUNCTION_VALUE): If -msoft-float, floating point gets returned in
register 3.
(LIBCALL_VALUE): Ditto.
(USE_FP_FOR_ARG_P): Don't use floating point registers if
-msoft-float.
(MOVE_MAX): Use TARGET_MUTIPLE instead of TARGET_POWER to decide
to move 16 bytes at a time.
(GO_IF_LEGITIMATE_ADDRESS): Don't allow index + base register
addresses for DF's if -msoft-float.
* rs6000/rs6000.c (POWER_MASKS): Or in MASK_MULTIPLE.
(processor_target_table): Set MASK_MULTIPLE for Power CPUs and
don't set it for PowerPC CPUs.
(output_prolog): If -mrelocatable and a GOT pool is used, mark the link
register as being live. Load the GOT address via a bl instruction.
(output_toc): If V.4 semantics, make the TOC label be the difference
from the start of the TOC section, rather a label the assembler has to
recognize as being an offset.
* rs6000/rs6000.md (all floating point ops): For all operations,
check if floating point is allowed.
(movti): Use TARGET_MULTIPLE to decide whether to expand movti
instead of TARGET_POWER.
* rs6000/sysv4.h (SUBTARGET_SWITCHES): Move here from eabi.h, so the
various macro overrides don't have to be recoded for eabi as well
as System V.4. Add -mstrict-align to set STRICT_ALIGNMENT to 1.
Add -mrelocatable to specify that that the data/text sections may
be copied elsewhere, but not true V.4 style PIC.
(TOC_SECTION_FUNCTION): Handle TARGET_RELOCATABLE.
(TOC_SECTION_ASM_OP): Put quotes around ".got".
(MINIMAL_TOC_SECTION_ASM_OP): Put quotes around ".got1".
* rs6000/eabi.h (SUBTARGET_SWITCHES): Move to rs6000/sysv4.h.
(MINIMAL_TOC_SECTION_ASM_OP): Use ".got2" section if
-mrelocatable.
* rs6000/eabi.asm: New file to load up register 2 or relocate the .got2
addresses. Called from main.
* rs6000/t-rs6000: Build two libgcc.a's, one for normal use, and one
used when compiling with -msoft-float.
* rs6000/t-eabi: New file, build two libgcc.a's, one for normal use,
and one used when compiling with -msoft-float. Add support for eabi
module to relocate the .GOT2 section to support -mmultiple.
* configure (powerpc-*-eabi*): Use t-eabi, not t-rs6000.
Thu Feb 23 06:58:46 1995 Richard Kenner ([email protected])
* Makefile.in (ld): Add missing backslash to make continuation line.
* i386/winnt.c (gen_stdcall_suffix): Deleted.
* winnt/winnt.h (MODIFY_ASSEMBLER_NAME): Deleted.
(VALID_MACHINE_DECL_ATTRIBUTES): Deleted.
* varasm.c (make_decl_rtl): Remove reference to MODIFY_ASSEMBLER_NAME.
* alpha.h (RTX_COSTS): Update costs for FP operations.
Thu Feb 23 00:13:05 1995 Jason Merrill <[email protected]>
* c-typeck.c (build_binary_op): Warn if, in a comparison, a signed
operand that might be negative is converted to unsigned.
Wed Feb 22 21:32:48 1995 Peter Schauer ([email protected])
* config/svr4.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): New macro.
Wed Feb 22 20:29:31 1995 J.T. Conklin <[email protected]>
* configure (*-*-netbsd*): Set tmake_file to t-libc-ok.
* config/xm-netbsd.h, i386/xm-netbsd.h, m68k/xm-netbsd.h: New files.
* sparc/xm-netbsd.h: New file.
* ns32k/xm-netbsd.h: Changed to use config/xm-netbsd.h and
ns32k/xm-ns32k.h.
* configure (i386-*-netbsd*): Use i386/xm-netbsd.h.
(m68k-*-netbsd*): Use m68k/xm-netbsd.h.
(sparc-*-netbsd*): Use sparc/xm-netbsd.h.
* cppp.c, collect2.c: Removed __NetBSD__ from conditional.
* collect2.c: Declare strerror if HAVE_STRERROR is defined;
otherwise declare sys_errlist and sys_nerr.
Wed Feb 22 19:07:08 1995 Niklas Hallqvist ([email protected])
* Makefile.in (libgcc1.a): Run ranlib.
Wed Feb 22 18:46:50 1995 Yury Shevchuk ([email protected])
* explow.c (memory_address): Add missing "else".
Wed Feb 22 15:29:58 1995 Jason Merrill <[email protected]>
* collect2.c (libselect): New function for passing to scandir.
(libcompare): Ditto.
(locatelib): Use scandir to look for libraries with matching version
numbers.
Wed Feb 22 18:27:14 1995 Paul Eggert <[email protected]>
* cccp.c (enum sharp_token_type): New type.
(stringify, raw_before, raw_after): Use this type instead of char.
(collect_expansion, dump_single_macro): Keep track of white space
after # and around ## tokens, since the C Standard requires a
diagnostic if the white space doesn't match during a redefinition.
(sharp_token, sharp_sharp_token): Labels renamed from hash_token and
hash_hash_token for naming consistency.
Wed Feb 22 17:37:12 1995 Richard Kenner ([email protected])
* gcc.c (SWITCH_TAKES_ARG): Add `x'.
(process_command): -Wl, -Xlinker, and -lm values always go to
linker even if -x was specified.
Wed Feb 22 09:33:36 1995 Jason Merrill <[email protected]>
* fold-const.c (fold): Support folding CLEANUP_POINT_EXPRs into
arithmetic expressions.
Wed Feb 22 08:40:30 1995 David Edelsohn <[email protected]>
* rs6000.c (print_operand, case 'H', 'S'): Delete unused.
* rs6000.md (ffssi2): Use gpc_reg_operand predicate.
(Some maskir patterns): Likewise.
(ffsdi2): Likewise.
* rs6000.md (movsfcc, movdfcc): New standard patterns.
(fselsfsf4, fseldfsf4, fseldfdf4, fselsfdf4): Name and create
variants of existing anonymous patterns for movsfcc and movdfcc.
Wed Feb 22 08:10:36 1995 Philippe De Muyter ([email protected])
* final.c (output_asm_name): New function, using code taken
from output_asm_insn.
(output_asm_insn): If flag_print_asm_name, print the comment
after the first assembler instruction even in multi-instruction
templates.
Wed Feb 22 07:04:25 1995 Ian Lance Taylor ([email protected])
* real.c (REAL_WORDS_BIG_ENDIAN): New macro. Define as either
FLOAT_WORDS_BIG_ENDIAN or HOST_FLOAT_WORDS_BIG_ENDIAN. Use it
instead of FLOAT_WORDS_BIG_ENDIAN.
Wed Feb 22 07:03:39 1995 Stephen L Moshier ([email protected])
* final.c (split_double): Handle CONST_INT that holds both words.
* i386.c (output_move_double): Let split_double extract any
constant in op 1; take size from op 0.
* real.c (m16m, edivm, emulm): Change `short' to `EMUSHORT', and `long'
to `EMULONG'.
Clean up comments.
Wed Feb 22 00:52:40 1995 Jeffrey A. Law <[email protected]>
* pa.h (ASM_DECLARE_FUNCTION_NAME): Handle invisible reference
arguments passed in registers.
Tue Feb 21 19:03:09 1995 Douglas Rupp ([email protected])
* Makefile.in ($exeext, $objext, $oldobjext): New macros.
* Makefile.in: Copy config.status to config.run and then execute.
* configure, Makefile.in: Try a "cp" if "ln" fails.
* objc/Makefile: Added {} around file variable.
* c-parse.in: New rules to allow attributes in a prefix position.
* c-tree.h (decl_attributes): Added argument.
* c-decl.c (grokdeclarator): Added code to support machine attributes.
* c-common.c (decl_attributes): Add third argument prefix_attributes.
(valid_machine_attribute): Deleted; moved to tree.c.
* tree.h (union tree_decl): New field MACHINE_ATTRIBUTES.
(DECL_MACHINE_ATTRIBUTES): New macro.
* c-decl.c (duplicate_decls): Pass DECL_MACHINE_ATTRIBUTES to
descendent typedef; make duplicate typedefs that are identical
generate a warning if they are both in system header files.
(redeclaration_error_message): Make duplicate typedefs that
are identical not an error if they are both in system header files.
* print-tree.c (print_node{,_brief}): Print machine attributes.
* calls.c (emit_call_1): Added function declaration node argument
passed to RETURN_POPS_ARGS; also effects calls to emit_call_1.
* function.c (assign_parms): Added arg to RETURN_POPS_ARGS.
* 1750a.h, a29k.h, alpha.h, arm.h, clipper.h, convex.h: Likewise.
* dsp16xx.h, elxsi.h, fx80.h, gmicro.h, h8300.h, i370/mvs.h: Likewise.
* i386.h, i386/isc.h, i386/next.h, i386/sco.h: Likewise.
* i386/scodbx.h, i860.h, i960.h, m68k.h, m88k.h, mips.h: Likewise.
* ns32k.h, pa.h, pdp11.h, pyr.h, romp.h, rs6000.h, sh.h: Likewise.
* sparc.h, spur.h, tahoe.h, vax.h, we32k.h: Likewise.
* cccp.c (main): Don't set "Include" environment variable for NT.
* protoize.c: Added #ifdef's WINNT.
* toplev.c (get_run_time): Return an approximate value for NT.
* gbl-ctors.h, libgcc2.c (atexit): Prototype now works with NT.
* gcc.c (fix_argv): Rewrite.
* i386/winnt.c: New file
* winnt/ld.c (expand_lib): Look for both libfoo.a and foo.lib.
Modified to support linking with Windows NT graphics libraries.
* i386/winnt.h, x-winnt: Support NT Graphics programs; also bug fixes.
* winnt/winnt.h (CPP_SPEC): Accept c++ style comments.
* winnt/xm-winnt.h: Reflect features/functions available in NT.
* fixinc.winnt: New file.
* configure (i[345]86-*-winnt): Add fixincludes and extra_objs.
* config-nt.bat: Deleted.
* configure.bat: Take arg specifying msdos or winnt batch file config.
* i386/config-nt.{bat,sed}: Updated to Windows NT 3.5.
* ginclude/stdarg.h, ginclude/varasgs.h: Test _VA_LIST_DEFINED macro.
* ginclude/stddef.h: Test _SIZE_T_DEFINED and _WCHAR_T_DEFINED.
* ginclude/varargs.h: Modifed to work with Windows NT. Needed a
_VA_LIST_DEFINED macro.
* tree.c: (chain_member_value, decl_attribute_variant): New functions.
(valid_machine_attribute): Moved here from c-common.c.
* varasm.c (make_decl_rtl): Call MODIFY_ASSEMBLER_NAME if defined.
Tue Feb 21 12:40:05 1995 Jeffrey A. Law <[email protected]>
* local-alloc.c (block_alloc): Stop looping over the input
operands once we find an input/output register pair which can
be combined into a single qty.
* integrate.c (finish_inline): Don't set DECL_INLINE.
Tue Feb 21 10:19:51 1995 Michael Meissner <[email protected]>
* toplev.c (lang_options): Move fortran switches here, fixing bad
patch.
Tue Feb 21 07:30:11 1995 Stephen L Moshier ([email protected])
* rs6000.c (output_toc): Use REAL_VALUE_* macros.
* rs6000.h (REAL_ARITHMETIC): Define.
Tue Feb 21 06:48:41 1995 Stephen R. van den Berg ([email protected])
* stmt.c (expand_value_return): Make function static.
Tue Feb 21 06:42:33 1995 Paul Eggert <[email protected]>
Add support for ISO Normative Addendum 1 to the C Standard.
* ginclude/iso646.h: New file.
* Makefile.in (USER_H): Add iso646.h.
* c-lex.c (yylex): Add support for <: :> <% %> digraphs.
* cccp.c (rescan): Add support for %: and %:%: digraphs.
(collect_expansion, skip_if_group, dump_single_macro): Likewise.
(union hashval): Remove ival member; it doesn't suffice for `199409L'.
(special_symbol): Use cpval instead of ival for T_CONST macros.
(install): Remove ivalue argument, since string value now suffices.
All callers changed.
(initialize_builtins): Switch from int to string values for T_CONST.
If not traditional, initialize __STDC_VERSION__ to 199409L.
(STDC_VALUE): Remove no-longer-used configuration macro.
Tue Feb 21 06:16:37 1995 Franz Korntner ([email protected])
* gcc.c (read_specs): Use length read when inserting zero.
* c-lex.c (yylex): For float, build constant in long double.
Tue Feb 21 05:57:42 1995 Craig Burley ([email protected])
* toplev.c (lang_options): Add options for Fortran.
* gcc.c (default_compilers): Add entries for .f and .F.
Tue Feb 21 05:37:21 1995 Richard Kenner ([email protected])
* gcc.c (default_compilers): Remove rule for ".ada".
Pass .ads or .adb suffix to -dumpbase, depending on input filename.
* toplev.c (compile_file): Initialize input_file_stack before
calling lang_init, not after.
* c-lex.c (check_newline): Give warning if unrecognized data on #line.
(yylex): Give error for unterminated string constant.
Mon Feb 20 14:46:56 1995 Per Bothner <[email protected]>
* varasm.c (output_constant): Strip NOP_EXPRs for SET_TYPE too,
by using AGGREGATE_TYPE_P macro.
Mon Feb 20 14:39:57 1995 Per Bothner <[email protected]>
* config/svr4.h (ASM_OUTPUT_SOURCE_LINE): Use assemble_name.
Mon Feb 20 15:26:05 1995 Doug Evans <[email protected]>
* config.sub (sun4sol2): Alias for sparc-sun-solaris2.
Sat Feb 18 16:15:33 1995 Mike Stump <[email protected]>
* libgcc2.c (__unwind_function): New function to support stack
unwinding on rs6000 for g++ exception handling.
Sat Feb 18 13:55:02 1995 Per Bothner <[email protected]>
* tree.h (get_set_constructor_bytes): Fix prototype.
* varasm.c (output_constructor): Fix typo byte_size -> size.
Sat Feb 18 12:36:12 1995 Doug Evans <[email protected]>
Lynx patches from various Cygnus people.
* config.sub: Recognize lynx* as lynxos.
* configure (i386-lynx): Set xm_file to i386/xm-lynx.h
Set tmake_file to i386/t-i386bare.
(m68k-lynx): Set xm_file to m68k/xm-lynx.h.
Set tmake_file to m68k/t-lynx.
(rs6000-lynxos*): New target.
(sparc-lynxos*): Set xm_file to sparc/xm-lynx.h.
Set tmake_file to sparc/t-sunos41.
* config/lynx.h (LIB_SPEC, STARTFILE_SPEC): Update to LynxOS 2.2.2.
(FUNCTION_PROFILE): Undef.
* config/xm-lynx.h (HOST_BITS_PER_CHAR): Delete.
(HOST_BITS_PER_{SHORT,INT,LONG,LONGLONG}): Likewise.
(mktemp): Provide our own, lynx's definition isn't standard.
* i386/t-i386bare (LIBGCC1): Define to empty instead of libgcc1.null.
(CROSS_LIBGCC1): Likewise.
* i386/xm-lynx.h: New file.
* m68k/lynx.h (FUNCTION_VALUE): Redefine.
(LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P, NEEDS_UNTYPED_CALL): Likewise.
* m68k/t-lynx: New file.
* m68k/xm-lynx.h: New file.
* rs6000/lynx.h: New file.
* rs6000/rs6000.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
(OVERRIDE_OPTIONS): Call it.
* rs6000/x-lynx: New file.
* rs6000/xm-lynx.h: New file.
* sparc/xm-lynx.h: New file.
Thu Feb 16 17:02:51 1995 Ian Lance Taylor <[email protected]>
* config/mips/mips.h (enum processor_type): Add PROCESSOR_R4650.
* config/mips/mips.c (override_options): Use PROCESSOR_R4650 for
the 4650, not PROCESSOR_R4600. Check for it when doublechecking
mips_isa level.
* config/mips/mips.md: Add r4650 to cpu attr. Update functional
units for r4650.
(mulsi3): If TARGET_MAD, generate mulsi3_r4650.
(mulsi3_r4650): New instruction, mul directly to register file,
supported on r4650.
Thu Feb 16 11:44:51 1995 Michael Meissner <[email protected]>
* rs6000/eabi.h (SUBTARGET_SWITCHES): Add support for
-mstrict-align to control whether STRICT_ALIGNMENT is 1 or 0.
(STRICT_ALIGNMENT): Redefine, to be 1 if -mstrict-align used.
Wed Feb 15 13:03:38 1995 Richard Kenner ([email protected])
* libgcc2.c: Repair botch in application of patch.
Tue Feb 14 16:00:52 1995 Per Bothner <[email protected]>
* tree.c (get_set_constructor_bytes): New function. Replaces ...
(get_set_constructor_words): ... removed old function.
* tree.h: get_set_constructor_words -> get_set_constructor_bytes.
* expr.c (store_constructor): Don't use get_set_constructor_words.
* varasm.c (const_hash): Add support for SET_TYPE constructors.
(record_constant_1): Likewise.
(copy_constant): Likewise.
(output_constant): Likewise. (Also SET_TYPE INTEGER_CSTs.)
Tue Feb 14 08:05:07 1995 Richard Kenner ([email protected])
* tree.c (stabilize_reference_1): No longer static.
* tree.h (stabilize_reference_1): Add declaration.
Mon Feb 13 19:37:15 1995 Roland McGrath <[email protected]>
* config/mips/gnu.h: Rewritten to use ELF object format.
* config/gnu.h (GNU_CPP_PREDEFINES): New macro.
* config/i386/gnu.h (CPP_PREDEFINES): Use GNU_CPP_PREDEFINES macro.
* config/i386/gnuelf.h: Likewise.
Mon Feb 13 14:06:04 1995 Jason Merrill <[email protected]>
* libgcc2.c (__default_new_handler): Don't call write if
inhibit_libc is defined.
(__pure_virtual): Ditto.
Mon Feb 13 16:42:38 1995 Doug Evans <[email protected]>
* a29k/a29k-udi.h (DBX_DEBUGGING_INFO): Define.
(PREFERRED_DEBUGGING_TYPE): Define.
* expmed.c (store_split_bit_field): If value is VOIDmode,
pass word_mode to force_reg.
* varasm.c (function_section): New function.
(assemble_start_function): Call it.
* output.h (function_section): Declare it.
* final.c (final_scan_insn): Call function_section instead of
text_section.
* dwarfout.c (dwarfout_begin_block): Likewise.
(dwarfout_end_block): Likewise.
(dwarfout_label): Likewise.
(dwarfout_begin_function): Likewise.
(dwarfout_end_function): Likewise.
(dwarfout_line): Likewise.
* flow.c (find_basic_blocks): Revise calculation of when to
make another pass.
* libgcc2.c (exit): Don't call __do_global_dtors if
INIT_SECTION_ASM_OP and OBJECT_FORMAT_ELF.
* Makefile.in (libgcc1.S): New target.
Mon Feb 13 12:45:11 1995 Per Bothner <[email protected]>
* tree.c (permanent_allocation): Pop function_maybepermanent_obstack,
not hardwired &maybepermanent_obstack.
Mon Feb 13 12:10:31 1995 J.T. Conklin <[email protected]>
* config/netbsd.h: Changed so that macro definitions used when gcc
is integrated into the NetBSD source tree are not defined unless
NETBSD_NATIVE is defined too.
* configure (*-netbsd-*): Rename netbsd config files so that they don't
have the machine type in them.
* i386/netbsd.h: Renamed from i386/netbsd-i386.h.
* m68k/netbsd.h: Renamed from m68k/netbsd-m68k.h.
* ns32k/netbsd.h: Renamed from ns32k/netbsd32k.h.
Mon Feb 13 15:05:09 1995 Jason Merrill <[email protected]>
* collect2.c (main): Remember all the .o files specified on the
command line, and scan them directly if COLLECT_SCAN_OBJECTS.
* rs6000/rs6000.h (COLLECT_SCAN_OBJECTS): Define.
* stmt.c (warn_if_unused_value): Don't warn about dereferenced
references.
Mon Feb 13 14:00:51 1995 Jim Wilson <[email protected]>
* m68k.h (RTX_COSTS): Fix typo from last change.
* reload1.c (last_spill_reg): Move definition to top of file.
Don't initialize here.
(reload): Intialize here to -1.
Mon Feb 13 09:29:49 1995 Paul Eggert <[email protected]>
* fixinc.svr4 (longlong_t, u_longlong_t):
Work around bug in Solaris 2.4 <sys/types.h>.
Mon Feb 13 08:31:18 1995 David Edelsohn <[email protected]>
* rs6000.h, powerpc.h (CPP_SPEC): Define _POSIX_SOURCE if -posix.
* rs6000.md (extendsfdf2): Undo 30 Nov 94 change. Use float_extend
instead of SUBREG and restore fmr instruction for differing FPRs.
Mon Feb 13 05:25:09 1995 Jason Merrill <[email protected]>
* convert.c (convert_to_{pointer,real,integer,complex}):
Handle references.
Mon Feb 13 08:14:10 1995 Richard Kenner ([email protected])
* c-parse.in (ALIGN): Remove unused token.
* loop.c (mark_loop_jump): Remove bogus assignments to LABEL_
fields in default case.
Mon Feb 13 07:55:30 1995 Torbjorn Granlund ([email protected])
* a29k.h (TARGET_MULTM): New #define.
(TARGET_SWITCHES): Recognize "-mno-multm".
* a29k.md (smulsi3_highpart, umulsi3_highpart, mulsidi3, umulsidi3):
Make these conditional on TARGET_MULTM.
* a29k.md (multm matcher): Delete.
(multmu matcher): Delete.
(mulsidi3 DEFINE_SPLIT): Generate RTL for smulsi3_highpart instead of
for deleted pattern. Fix typo in preparation code.
(umulsidi3 DEFINE_SPLIT): Analogous change.
Mon Feb 13 07:09:02 1995 Peter Flass ([email protected])
* i370/mvs.h (ASM_OUTPUT_ASCII): Don't duplicate first char.
Mon Feb 13 06:51:07 1995 Samuel A. Figueroa ([email protected])
* i386/os2.h (OBJECT_SUFFIX): New macro.
(LIB_SPEC, STARTFILE_SPEC): Adjust to include better set of libs.
* i386/xm-os2.h (DIR_SEPARATOR): Define if not already.
(strcasecmp): New definition.
* toplev.c (main): Look at DIR_SEPARATOR for finding last component.
* cccp.c (do_include, is_system_include, open_include_file):
Handle DIR_SEPARATOR.
Sun Feb 12 20:20:28 1995 Brendan Kehoe ([email protected])
* config/sparc/sysv4.h (ASM_OUTPUT_SECTION_NAME): Check to make
sure DECL is non-null before trying to reference it.
* config/mips/elf64.h (ASM_OUTPUT_SECTION_NAME): Likewise.
Sun Feb 12 19:55:45 1995 Roland McGrath <[email protected]>
* calls.c (expand_call): Add missing paren in last change.
Sat Feb 11 18:09:27 1995 Jim Wilson <[email protected]>
* libgcc2.c (L_fixunsxfsi, L_fixunsdfsi, L_fixunssfsi): Undef
normal types before including limits.h.
* calls.c (expand_call): When setting n_named_args, depend on new
macro STRICT_ARGUMENT_NAMING.
* expr.c (expand_builtin, case BUILT_IN_NEXT_ARG): Don't warn when
no argument if this is a varargs routine.
Sat Feb 11 16:08:13 1995 Samuel A. Figueroa ([email protected])
* gcc.c (specs): Use %O instead of "o" for object file suffix.
(do_spec_1, case 'O'): New option.
Sat Feb 11 14:58:19 1995 Philippe De Muyter ([email protected])
* m68k/mot3300.h (RETURN_IN_MEMORY): Fix error in last change.
Sat Feb 11 13:09:28 1995 Richard Kenner ([email protected])
* cexp.y (%union): Delete VOIDVAL and SVAL; unused.
* c-decl.c (grokdeclarator): Use NAME, not IDENTIFIER_POINTER
of DECLARATOR for error messages; DECLARATOR might be null.
* expmed.c (expand_divmod): Always call expand_twoval_binop with
psuedos as targets.
Fri Feb 10 14:55:05 1995 Richard Kenner ([email protected])
* caller-save.c: Replace MAX_UNITS_PER_WORD with MIN_UNITS_PER_WORD.
* h8300.h, mips.h, rs6000.h, sparc.h: Likewise.
* alpha.c (direct_return): Can't if have outgoing args.
* expr.c (store_constructor, ARRAY_TYPE): Use code for
non-integer INDEX for non-integer ELTTYPE size.
Allow INDEX to be zero in code and divide size by BITS_PER_UNIT.
* fold-const.c (fold): Don't modify tree with newly-allocated
nodes; instead make new tree in those cases.
Wed Feb 8 15:13:49 1995 Doug Evans <[email protected]>
* sparc/sparc.c (v9_regcmp_p): New function.
(v9_regcmp_op): Call it.
* sparc/sparc.md (movsicc): New pattern.
(movdicc, movsfcc, movdfcc, movtfcc): Likewise.
* sparc/sparc.c (sparc64_initialize_trampoline): Use gen_flush
instead of knowing what pattern looks like.
* sparc/sparc.md (nonlocal_goto): Use Pmode instead of SImode.
Wed Feb 8 10:05:11 1995 David J. MacKenzie <[email protected]>
* config.sub: Add a blank in the #! line for 4.2BSD, Dynix, etc.
Wed Feb 8 02:52:21 1995 Jeffrey A. Law <[email protected]>
* pa.md (call, call_value): Emit save of the PIC register
with "emit_insn" before emitting the call insn itself.
Tue Feb 7 15:19:40 1995 Jim Wilson <[email protected]>
* sh.c (prepare_scc_operands, from_compare): Force constant 0 into
register for unsigned comparisons.
* sh.c: Correct errors in comments.
(calc_live_regs, expand_acall): Delete TARGET_SMALLCALL support.
(need_slot): Add comment. Delete test of INSN_ANNULLED_BRANCH_P.
(print_operand_address): Delete '*', '^', '!' support.
(synth_constant): Call zero_extend* instead of and*. Call ashlsi3_k
instead of ashlsi3_n.
(prepare_scc_operands): Abort for NE case.
(output_move_double, output_far_jump, output_branch): Delete commented
out code. Don't output assembler comments.
(gen_ashift): Don't call addsi3.
(fixit): Delete redundant test for QImode constants.
(hi_const): Delete TARGET_SHORTADDR support.
(find_barrier): Don't put constant pool between mova and its label.
(add_function, seen_function, bsr_operand, mac_operand,
fake_shift): Delete.
(sh_expand_prologue, expand_acall): Delete TARGET_BSR support.
(general_movsrc_operand): Don't reject non-I CONST_INT.
* sh.h: Correct errors in comments.
(CONDITIONAL_REGISTER_USAGE): Delete TARGET_NOSAVE support.
(TARGET_MAC, TARGET_TRYR0, TARGET_NOSAVE, TARGET_SMALLCALL,
TARGET_PARANOID, TARGET_RETR2, TARGET_SHORTADDR, TARGET_BSR): Delete.
(TARGET_SWITCHES): Delete above options.
(OVERRIDE_OPTIONS): Delete TARGET_BSR support.
(FUNCTION_BOUNDARY): Use 32 bit alignment when not TARGET_SMALLCODE.
(FIRST_RET_REG): Delete TARGET_RETR2 support.
(MODE_DISP_OK_[21]): Delete TARGET_TRYR0 support.
(EXTRA_CONSTRAINT_U): Delete.
(CONST_COSTS): For logical operations, give L constants cost 1.
(PRINT_OPERAND_PUNCT_VALID_P): Delete '*', '^', '!'.
* sh.md: Correct errors in comments. Delete all assembler comments.
Delete commented out patterns. Delete all peepholes but two.
Delete all define_splits but one. Delete all `combiner' patterns.
(mpy): Correct multiply latencies.
(needs_delay_slot, hit_stack, interrupt_function, in_delay_slot,
define_delay): Correct and/or simplify all reorg related definitions.
(addsi3_real): Delete.
(addsi3): Use arith_operand for argument 1.
(mulhisi3): Use arith_reg_operand not mac_operand.
(and_ffff, and_ff): Delete.
(andsi3): Handle constant 255 specially.
(rot*): Correct and/or simplify all rotate patterns.
(ashlsi3_k): Delete clobber of T bit. Output add for 1 bit shift.
(ashlsi3_n, lshrsi3_n): Delete use of fake_shift.
(negc): Correct pattern by adding set of T bit.
(extend*): Delete 'u' and 'U' constraint cases.
(pop): Separate 'l' and 'x' constraint cases.
(movsi-1): Better code for move to T bit case.
(bsr, bsr_value, mac): Delete.
Tue Feb 7 14:23:52 1995 Doug Evans <[email protected]>
* sparc/sparc.md (*): Give names to all anonymous patterns.
Mon Feb 6 23:41:09 1995 Stephen L Moshier <[email protected]>
* sparc/sysv4.h (ASM_OUTPUT_FLOAT, ASM_OUTPUT_DOUBLE): Remove
tests for host == target format and endianness.
Mon Feb 6 16:52:38 1995 Torbjorn Granlund ([email protected])
* i386.h (RTX_COSTS): Rewrite.
* m68k/lb1sf68.asm (__udivsi3, __divsi3, __umodsi3, __modsi3):
Rewrite to actually work for more than a few small operands,
and to be reasonably small.
(__mulsi3): Eliminate usage of link register (i.e. a6).
(shift patterns): Delete.
(__umulsi3): Delete.
* t-m68kbare (LIB1ASMFUNCS): Remove _umulsi3.
* t-vxworks68: Likewise.
Mon Feb 6 15:22:39 1995 Jim Wilson <[email protected]>
* ginclude/va-i960.h (va_start): Add __builtin_next_arg call.
* sh/sh.c (sh_function_arg): Don't reject unaligned structures.
(sh_function_arg_partial_nregs): Likewise.
* sparc/sparc.md (movsf-1, movdf-1, movtf-1): Use 'F' not 'E'.
* sparc/sol2.h (STARTFILE_SPEC): Delete explicit /usr/ccs/lib/
pathnames.
* reload1.c (alter_reg): New variable stack_slot. Apply anti
BYTES_BIG_ENDIAN correction to stack slot address stored in
spill_stack_slot.
* jump.c (jump_optimize): When searching for a LOOP_END note to move,
stop if we find a LOOP_BEG note first.
Mon Feb 6 15:03:35 1995 Doug Evans <[email protected]>
* i386/sysv3.h (DBX_DEBUGGING_INFO): Define.
(PREFERRED_DEBUGGING_TYPE): Define.
Mon Feb 6 11:56:14 1995 Jeffrey A. Law <[email protected]>
* pa.md: Replace "misc" attribute with "multi" in recentlyadded
soft-float code.
* pa-osf.h (TARGET_DEFAULT): Protect definition.
Mon Feb 6 11:52:25 1995 Ian Lance Taylor <[email protected]>
* fixincludes: When changing <assert.h> to include <stdio.h> or
<stdlib.h>, make it include them only for C++.
Sun Feb 5 21:39:41 1995 Torbjorn Granlund <[email protected]>
* pa.c (globally): Use GEN_INT.
(emit_move_sequence): Use expand_inc instead of plus_constant
(generates less rtl).
* pa.md (globally): Use GEN_INT.
* pa.h (PREDICATE_CODES): Fix many errors. Enable.
* m68k.h (RTX_COSTS): Add special cases for a plain 68000.
* expmed.c (mul_cost, div_cost): New variables.
(mul_widen_cost, mul_highpart_cost): New variables.
(init_expmed): Init new variables.
(expand_mult_highpart): New argument, MAX_COST.
Use new argument in several places. Simplify code that tries
widening multiply variants.
(expand_divmod): New variables MAX_COST, EXTRA_COST.
Initialize MAX_COST dependent on REM_FLAG.
Calculate and pass cost in all calls of expand_mult_highpart.
Sat Feb 4 13:19:29 1995 Jim Wilson <[email protected]>
* mips/abi64.h, mips/cross64.h, mips/iris6.h: New files.
* mips/iris5.h (TARGET_DEFAULT): Add #ifndef/#endif around define.
* mips/mips.c (mips_isa_string): Add mips4 to comment.
(large_int): Delete code for handling 64 bit constants.
(mips_const_double_ok): For irix6, reject all floating point constants.
(mips_move_2words): Use dli not li for 64 bit constants.
Use dla not la for 64 bit addresses.
(output_block_move): Likewise.
(function_arg): Add support for 64bit ABI.
(override_options): Add support for mips4 and R8000.
(print_operand): Handle new modifiers 'B', 'b', 'T', 't'.
Make 'X' case work for 64 bit host.
(mips_output_filename): Use ASM_OUTPUT_FILENAME.
(mips_asm_file_start): Go to text section for 64bit ABI.
(compure_frame_size, save_restore_insns, function_prologue,
mips_expand_prologue, function_epilogue): Add support for 64 bit ABI.
(type_dependent_reg, mips_function_value): New functions.
* mips/mips.h (__PTR_TO_INT, __INT_TO_PTR): Delete.
(enum processor_type): Add R8000.
(mips_isa_string, CC1_SPEC): Add mips4 to comment.
(CONDITIONAL_REGISTER_USAGE): Use SUBTARGET_CONDITIONAL_REGISTER_USAGE.
(SUBTARGET_CONDITIONAL_REGISTER_USAGE): New macro.
(ASM_SPEC, LINK_SPEC, CPP_SPEC): Add mips4 support.
(MIPS_TEMP[12]_REGNUM): Change to avoid clobbering 64bit abi
parameter registers.
(SMALL_INT, SMALL_INT_UNSIGNED, CONST_OK_FOR_LETTER_P): Fix for 64
bit host.
(ABI_64BIT): New macro.
(REG_PARM_STACK_SPACE): Use UNITS_PER_WORD not 4.
(GO_IF_LEGITIMATE_ADDRESS, CONSTANT_ADDRESS_P, LEGITIMATE_CONSTANT,
LEGITIMIZE_ADDRESS): Don't allow CONST addresses for Irix6.
(ASM_OUTPUT_FILENAME): New macro.
(ASM_OUTPUT_ADDR_DIFF_ELT): Add 64 bit ABI support.
* mips/mips.md (type attribute): Add fmadd.
(cpu attribute): Add r8000.
(umaddi+1, ..., umadddi+8): Add pattern for multiply accumulate.
(movdi): Legitimize addresses, just like movsi does.
(loadgp): New pattern for 64 bit ABI.
(shift patterns): Use INTVAL instead of XINT for constants.
(jump, tablejump_interal[12]): Add 64 bit ABI support.
(movsicc-8, ..., movsicc): Add patterns for conditional moves.
* mips/t-cross64, mips/t-iris6, mips/x-iris6, mips/xm-iris6.h:
New files.
* configure: Add irix6 and irix5cross64 configurations.
* ginclude/va-mips.h (*): Change __mips==3 to __mips>=3.
(sgidefs.h): Include if _MIPS_SIM is defined.
(va_start): Add support for 64 bit ABI.
Sat Feb 4 10:31:37 1995 Doug Evans <[email protected]>
* dbxout.c (dbxout_source_file): Don't switch to text section if
in function with section attribute. Print Ltext label to correct
file (important on mips).
Fri Feb 3 14:43:23 1995 Michael Meissner ([email protected])
* rs6000/rs6000.md (call, call_value): If building for System V.4
or eABI, function pointers are just pointers, not pointers to a
three word area.
Thu Feb 2 15:50:26 1995 Ian Lance Taylor <[email protected]>
* fixincludes: When fixing bool in <curses.h>, permit whitespace
before the semicolon. Needed on AIX 3.2.5.
Thu Feb 2 12:06:12 1995 David Edelsohn <[email protected]>
* rs6000.md (smax:SF define_split): Change match_operand typo to
match_dup.
(smin:SF define_split): Likewise.
(smax:DF define_split): Likewise.
(smin:DF define_split): Likewise.
Wed Feb 1 16:50:18 1995 Michael Meissner ([email protected])
* config.sub: Add support for powerpc-*-{elf,svr4,eabi}.
* configure: Ditto.
* rs6000/xm-sysv4.h: New file, to support building GCC for a
System V.4 PowerPC system.
* rs6000/sysv4.h: Ditto.
* rs6000/x-sysv4: Ditto.