Richard Earnshaw [Fri, 17 Oct 2003 14:45:47 +0000 (14:45 +0000)]
arm.c (use_return_insn): Not a single instruction, if there's a frame pointer.
* config/arm/arm.c (use_return_insn): Not a single instruction, if
there's a frame pointer.
(arm_output_epilogue): Protect stack pointer from being corrupted
on interrupt.
Rainer Orth [Fri, 17 Oct 2003 11:44:33 +0000 (11:44 +0000)]
config.gcc (mips-sgi-irix6*o32): Only enable use_collect2 without gas.
* config.gcc (mips-sgi-irix6*o32): Only enable use_collect2
without gas.
(mips-sgi-irix6*): Likewise.
* config/mips/iris6gas.h: New file.
* gcc/config.gcc (mips-sgi-irix6*): Use it.
* config/mips/mips.h (TARGET_IRIX): Provide default.
(TARGET_IRIX5): Likewise.
(TARGET_SGI_O32_AS): Likewise.
* config/mips/iris5.h (TARGET_IRIX): Redefine as 1.
(TARGET_IRIX5): Likewise.
* config/mips/iris6.h (TARGET_IRIX6): Remove.
(TARGET_IRIX5): Redefine as 0.
* config/mips/mips.c (mips_output_external): Test for IRIX 6 O32
linker workaround with TARGET_IRIX and mips_abi instead of
ASM_OUTPUT_UNDEF_FUNCTION.
(mips_file_end): Inline old ASM_OUTPUT_UNDEF_FUNCTION definition,
testing TARGET_IRIX and mips_abi explicitly.
* config/mips/iris5.h (ASM_OUTPUT_UNDEF_FUNCTION): Remove.
* config/mips/iris6.h (ASM_OUTPUT_UNDEF_FUNCTION): Remove undef.
* config/mips/mips.c (irix_output_external_libcall): Renamed from
mips_output_external_libcall.
Use new TARGET_IRIX in guard.
* config/mips/mips-protos.h (irix_output_external_libcall): Match
this.
* config/mips/iris5.h (TARGET_ASM_EXTERNAL_LIBCALL): Likewise.
* config/mips/iris5gas.h (HAVE_GAS_SHF_MERGE): Update comment.
Define as 0.
* config/mips/iris6.h (FUNCTION_NAME_ALREADY_DECLARED): Define
depending on mips_abi.
* config/mips/linux.h (FUNCTION_NAME_ALREADY_DECLARED): Define as 1.
* config/mips/mips.c (mips_output_function_prologue): Test
FUNCTION_NAME_ALREADY_DECLARED at runtime.
(mips_output_function_epilogue): Likewise.
(build_mips16_function_stub): Likewise.
(build_mips16_call_stub): Likewise.
* config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Provide
default.
* config/mips/iris6.h (DWARF2_UNWIND_INFO): Don't define for native
IRIX 6 O32 assembler.
(SUBTARGET_CC1_SPEC): Enforce mips2 ISA with O32 ABI.
(TARGET_OS_CPP_BUILTINS): Define _ABIO32, use it to define
_MIPS_SIM for O32 ABI.
(DWARF2_FRAME_INFO): Don't define for native IRIX 6 O32 assembler.
(ASM_DECLARE_FUNCTION_NAME): Integrate mips.h version.
(ASM_DECLARE_FUNCTION_SIZE): Move undef before redefinition.
Integrate O32 version.
(SUBTARGET_ASM_SPEC): Handle -mabi=32.
(SUBTARGET_ASM_DEBUGGING_SPEC): Add mdebug_asm_spec for gas with
O32 ABI.
(BSS_SECTION_ASM_OP_32): Define.
(BSS_SECTION_ASM_OP_64): Likewise.
(BSS_SECTION_ASM_OP): Define differently for O32 and N32/N64 ABIs
using them.
(TARGET_ASM_NAMED_SECTION): Reflect renaming.
Move up to allow override for O32 ABI without GNU as.
(EH_FRAME_SECTION_NAME): Define explicitly.
(MUST_USE_SJLJ_EXCEPTIONS): Define.
[_MIPS_SIM == _ABIO32 && !GAS] (CTORS_SECTION_ASM_OP,
DTORS_SECTION_ASM_OP): Dummy definitions.
(TARGET_ASM_NAMED_SECTION): Undef statically.
(EH_FRAME_SECTION_NAME): Likewise.
(ASM_OUTPUT_FILENAME): Integrate mips.h version.
(LINK_SPEC): Only use default options -call_shared -no_unresolved
without -r.
Don't pass -init, -fini with -mabi=32.
(COLLECT_PARSE_FLAG): Define.
* config/mips/mips.c [TARGET_IRIX5 && !TARGET_IRIX6]
(TARGET_ASM_UNALIGNED_HI_OP): Use runtime initialization in
override_options instead.
(TARGET_ASM_UNALIGNED_SI_OP): Likewise.
(TARGET_ASM_UNALIGNED_DI_OP): Likewise.
* config/mips/mips.c (override_options) [USE_COLLECT2]: Restore
flag_gnu_linker to defaults without USE_COLLECT2 for non-IRIX O32
assemblers.
Likewise for constructor/destructor handling.
(override_options): Handle IRIX O32 assembler quirks.
[TARGET_IRIX] (irix_asm_named_section): Handle O32 ABI with and
without gas.
(mips_file_start): Use new TARGET_IRIX.
(mips_declare_object_name): No special processing for IRIX O32
assembler.
(mips_finish_declare_object): Likewise.
(irix_asm_output_align): Renamed from iris6_asm_output_align.
Don't record alignment for O32 ABI.
(irix_file_start): Renamed from iris6_file_start.
Return early for O32 ABI.
(irix_file_end): Renamed from iris6_file_end.
Don't emit .section directives for O32 ABI.
* config/mips/iris6.h (ASM_OUTPUT_ALIGN): Reflect renaming.
* config/mips/mips-protos.h (irix_asm_output_align): Likewise.
Richard Earnshaw [Fri, 17 Oct 2003 10:58:17 +0000 (10:58 +0000)]
arm-modes.def (CC_Nmode): New condition code mode.
* arm-modes.def (CC_Nmode): New condition code mode.
* arm.c (thumb_condition_code): Delete.
(arm_select_cc_mode): Handle single-bit test for Thumb.
(arm_print_operand, cases 'd' and 'D'): Don't special case the
condition code logic for Thumb.
(get_arm_condition_code): Handle CC_Nmode.
(thumb_cbrch_target_operand): New function.
* arm.h (PREDICATE_CODES): Add thumb_cbrch_target_operand.
* arm-protos.h (thumb_cbrch_target_operand): Add prototype.
* arm.md: Add Thumb split patterns for zero_extract and
sign_extract.
(tbit_cbranch, andsi3_cbranch_scratch, andsi3_cbranch)
(orrsi3_cbranch_scratch, orrsi3_cbranch, xorsi3_cbranch_scratch)
(xorsi3_cbranch, addsi3_cbranch, addsi3_cbranch_scratch)
(subsi3_cbranch, subsi3_cbranch_scratch): New Thumb patterns.
(cbranchne_decr1): Re-work to use CC_Nmode.
* arm.c (thumb_expand_epilogue): Add clobbers of registers restored
by the return instruction. Add a use of the link register if it
wasn't stored.
Richard Earnshaw [Fri, 17 Oct 2003 10:30:43 +0000 (10:30 +0000)]
flow.c (init_propagate_block_info): Don't abort if a conditional jump is not a comparison of a register.
* flow.c (init_propagate_block_info): Don't abort if a conditional
jump is not a comparison of a register. Instead, just don't record
conditional life information.
Benjamin Kosnik [Thu, 16 Oct 2003 22:37:53 +0000 (22:37 +0000)]
[multiple changes]
2003-10-16 Petur Runolfsson <peturr02@ru.is>
PR libstdc++/8610
PR libstdc++/11450
PR libstdc++/11543
PR libstdc++/12065
* config/io/basic_file_stdio.cc (__basic_file::seekoff):
Change return value from streampos to streamoff.
(__basic_file::seekpos): Delete.
* config/io/basic_file_stdio.h: Same.
* config/io/c_io_stdio.h: Remove streamoff and wstreamsize typedefs.
* include/Makefile.am (bits_headers): Add bits/postypes.h.
* include/bits/char_traits.h: Include bits/postypes.h instead of
bits/fpos.h.
* include/bits/fstream.tcc (basic_filebuf::open,
basic_filebuf::pbackfail): Don't use < or >= to compare pos_type
values, use == and != instead.
(basic_filebuf::_M_seek): Use explicit conversion from streamoff
to pos_type.
(basic_filebuf::imbue): Don't use ! on pos_type values, use
== instead. Don't use __check_facet(_M_codecvt) unless is_open().
* include/bits/postypes.h: New file.
Add __streamoff_base_type typedef, streamsize.
(streamoff, streampos, wstreampos): Define typedefs, with
streamoff defined as...
(streamoff): New class. Document implementation defined
aspects.
(fpos): New implementation. Document implementation defined
aspects.
* include/bits/sstream.tcc (basic_stringbuf::seekpos): Use
explicit conversion from pos_type to off_type.
* include/std/std_iosfwd.h: Include bits/postypes.h instead
of bits/fpos.h.
* testsuite/27_io/basic_filebuf/seekoff/char/11543.cc: New test.
* testsuite/27_io/basic_filebuf/seekoff/wchar_t/11543.cc: New test.
* testsuite/27_io/fpos/11450.cc: New test.
* testsuite/27_io/fpos/mbstate_t/12065.cc: New test.
* testsuite/27_io/fpos/mbstate_t/4_neg.cc: New test.
* testsuite/27_io/types/3.cc: New test.
Ralph Loader [Thu, 16 Oct 2003 21:19:53 +0000 (21:19 +0000)]
prims.cc (_Jv_NewObjectArray): Make sure byte size doesn't overflow a jint.
* prims.cc (_Jv_NewObjectArray): Make sure byte size doesn't
overflow a jint.
(_Jv_NewPrimArray): Check for overflowing a jint, replacing a
check for overflowing size_t, since the lower level functions
take a jint.
* testsuite/libjava.lang/newarray_overflow.java: New file.
* testsuite/libjava.lang/newarray_overflow.out: New file.
atomicity.h (__exchange_and_add): Use TAS on __mcf5400__.
* config/cpu/m68k/atomicity.h (__exchange_and_add): Use TAS on
__mcf5400__. Don't rely on __mc68000__ to detect a bare 68000.
Document SMP safeness of asm macros.
Paolo Carlini [Thu, 16 Oct 2003 17:24:07 +0000 (17:24 +0000)]
re PR libstdc++/12540 (Memory leak in locale::locale(const char*))
2003-10-16 Paolo Carlini <pcarlini@suse.de>
PR libstdc++/12540
* config/locale/gnu/monetary_members.cc
(moneypunct<wchar_t, true/false>::_M_initialize_moneypunct):
Don't leak memory if new throws.
* src/locale.cc (locale::locale(const char*)): In order not
to leak memory in case new throws, use a basic_string type
for __res too and avoid strdup.
Roger Sayle [Thu, 16 Oct 2003 02:36:48 +0000 (02:36 +0000)]
builtins.c (fold_builtin_memcpy, [...]): New functions.
* builtins.c (fold_builtin_memcpy, fold_builtin_mempcpy,
fold_builtin_memmove, fold_builtin_strcpy, fold_builtin_strncpy,
fold_builtin_memcmp, fold_builtin_strcmp, fold_builtin_strncmp):
New functions.
(expand_builtin_memcpy): Use integer_zerop instead of testing
host_integerp and tree_low_cst directly. Move misapplied hunk
for optimization wher SRC and DEST point to the same location.
(expand_builtin_mempcpy): From here.
(expand_builtin_memmove): Use integer_zerop instead of testing
host_integerp and tree_low_cst_directly.
(expand_builtin_memset): Likewise.
(expand_builtin_memcmp): Likewise (and for integer_onep).
(expand_builtin_strncmp): Likewise.
(fold_builtin): Call the appropriate fold_builtin_foo functions
to optimize memcpy, mempcpy, memmove, strcpy, strncpy, memcmp,
strcmp and strncmp.
* config/darwin-protos.h (machopic_non_lazy_ptr_name): Delete
prototype. Clean up some whitespace.
* config/darwin.c: Use gen_rtx_FOO (...) rather than
gen_rtx (FOO, ...).
(machopic_non_lazy_ptr_name): Make static.
(name_needs_quotes): Allow '.' and '$' unquoted.
(machopic_legitimize_pic_address): Improve codegen in dynamic-no-pic
case.
Jan Hubicka [Wed, 15 Oct 2003 23:10:20 +0000 (01:10 +0200)]
problem that current decl duplication mechanizm > > /* If we didn't remap this variable...
problem that current decl duplication mechanizm
>
> /* If we didn't remap this variable, so we can't mess with its
> TREE_CHAIN. If we remapped this variable to the return slot, it's
Michael Koch [Wed, 15 Oct 2003 14:02:37 +0000 (14:02 +0000)]
2003-10-15 Michael Koch <konqueror@gmx.de>
* java/util/zip/InflaterInputStream.java
(InflaterInputStream): Renamed infl to inf and bufsize to size,
added description to exception, check for inf == null and size < 0.
Ziemowit Laski [Wed, 15 Oct 2003 00:10:27 +0000 (00:10 +0000)]
c-parse.in (methoddef, [...]): Call objc_add_method() instead of add_method().
2003-10-14 Ziemowit Laski <zlaski@apple.com>
* c-parse.in (methoddef, methodproto): Call objc_add_method()
instead of add_method().
* objc/objc-act.c (objc_check_decl): Do not check for
constant_string_type.
(add_method): Rename to objc_add_method().
(really_start_method): Call objc_add_method() instead of
add_method().
* objc/objc-act.h (add_method): Rename to objc_add_method().
Jason Merrill [Tue, 14 Oct 2003 18:43:27 +0000 (14:43 -0400)]
stor-layout.c (do_type_align): New fn, split out from...
* stor-layout.c (do_type_align): New fn, split out from...
(layout_decl): ...here. Do all alignment calculations for
FIELD_DECLs here.
(update_alignment_for_field): Not here.
(start_record_layout, debug_rli): Remove unpadded_align.
* tree.h (struct record_layout_info_s): Remove unpadded_align.
* c-decl.c (finish_enum): Don't set DECL_SIZE, DECL_ALIGN
or DECL_MODE on the CONST_DECLs.
(finish_struct): Don't mess with DECL_ALIGN.
Paolo Carlini [Tue, 14 Oct 2003 17:15:27 +0000 (19:15 +0200)]
re PR libstdc++/11480 (std::unique calls predicate too many times)
2003-10-14 Paolo Carlini <pcarlini@unitus.it>
PR libstdc++/11480
* include/bits/stl_algo.h (unique): Fix.
* testsuite/25_algorithms/unique.cc: Move to unique/1.cc.
* testsuite/25_algorithms/unique/11480.cc: New, from the PR.
* testsuite/25_algorithms/unique/2.cc: New.
Roger Sayle [Tue, 14 Oct 2003 13:31:27 +0000 (13:31 +0000)]
re PR rtl-optimization/9325 (wrong conversion of constants: (int)(float)(int) (INT_MAX))
PR optimization/9325
* gcc.c-torture/execute/20031003-1.c: Remove non-portable tests
for overflowing floating point to integer conversion during RTL
simplification.
Nathanael Nerode [Tue, 14 Oct 2003 03:41:42 +0000 (03:41 +0000)]
Makefile.in, [...]: Replace uses of ${target_alias} for directory names (and other places which...
* Makefile.in, configure.in, config.host, mkheaders.in: Replace
uses of ${target_alias} for directory names (and other places which
won't like the empty string) with ${target_noncanonical}. Introduce
call early in configure.in to _GCC_TOPLEV_NONCANONICAL_TARGET so it's
available.
* configure: Regenerate.
Ian Lance Taylor [Tue, 14 Oct 2003 02:17:47 +0000 (02:17 +0000)]
iwmmxt.md (cond_iwmmxt_movsi_insn): New pattern.
* config/arm/iwmmxt.md (cond_iwmmxt_movsi_insn): New pattern.
* config/arm/arm.md: For splits which rely on conditional moves,
remove ! TARGET_IWMMXT condition.