path: root/gcc/ChangeLog.csl-arm

2004-01-20  Paul Brook  <paul@codesourcery.com>

	* config/arm/arm.md (insv): Use gen_int_mode.

2004-01-05  Julian Brown  <julian@codesourcery.com>

	* config/arm/arm.c (arm_return_in_memory): Treat complex types
	as aggregates for AAPCS ABIs.

2004-01-05  Richard Earnshaw  <rearnsha@arm.com>

	Backport form mainline.
	* arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
	-msoft-float in target_float_switch.
	* arm.c (arm_override_options): Fix processing of target_float_switch.

2004-12-08  Paul Brook  <paul@codesourcery.com>

	* config/arm/unwind-arm.c (selfrel_offset): remove.
	(EIT_comparator): Use selfrel_offset31.
	(get_eit_entry): Ditto.
	(__gnu_unwind_pr_common): Ditto.

2004-11-19  Paul Brook  <paul@codesourcery.com>

	* unwind-arm.h: Don't include stdio.h.  Add prototype for abort().
	* config/arm/unwind-arm.c: Don't include stdio.h. Don't use NULL.

2004-11-18  Paul Brook  <paul@codesourcery.com>

	* config/arm/arm.c (target_float_switch): New variable..
	(arm_override_options): Use TARGET_DEFAULT_FLOAT_ABI and
	target_float_switch.
	* config/arm/arm.h (target_float_switch): Declare.
	(ARM_FLAG_SOFT_FLOAT): Remove.
	(TARGET_SWITCHES): Remove hard-float and soft-float.
	(TARGET_OPTIONS): Add hard-float and soft-float.
	(TARGET_DEFAULT_FLOAT_ABI): Define.
	* config/arm/coff.h (TARGET_DEFAULT_FLOAT_ABI): Define
	(TARGET_DEFAULT): Don't use ARM_FLAG_SOFT_FLOAT.
	* config/arm/elf.h: Don't use ARM_FLAG_SOFT_FLOAT.
	* config/arm/netbsd-elf.h: Ditto.
	* config/arm/netbsd.h: Ditto.
	* config/arm/pe.h: Ditto.
	* config/arm/unknown-elf.h: Ditto.
	* config/arm/wince-pe.h: Ditto.
	* config/arm/linux-elf.h (TARGET_DEFAULT_FLOAT_ABI): Define.
	* config/arm/semi.h (TARGET_DEFAULT_FLOAT_ABI): Define.
	* config/arm/semiaof.h (TARGET_DEFAULT_FLOAT_ABI): Define.

2004-11-17  Paul Brook  <paul@codesourcery.com>

	* config/arm/libunwind.S (__gnu_Unwind_Restore_VFP): New function.
	(__gnu_Unwind_Save_VFP): New function.
	* config/arm/unwind-arm.c (DEMAND_SAVE_VFP): Define.
	(_Unwind_VRS_Pop): Handle VFP registers.
	(__gnu_unwind_execute): Allow unwinding of VFP registers saved with
	fstmd.

2004-11-16  Paul Brook  <paul@codesourcery.com>

	* target-def.h (TARGET_CXX_ATEXIT_NAME): Remove.
	(TARGET_CXX_USE_AEABI_ATEXIT): Define.
	* target.h (struct gcc_target): Remove cxx.atexit_name.
	Add cxx.use_aeabi_atexit.
	* targhooks.c (default_cxx_atexit_name): Remove.
	* targhooks.h (default_cxx_atexit_name): Remove prototype.
	* config/arm/arm.c (arm_cxx_atexit_name): Remove.
	(arm_cxx_use_aeabi_atexit): New function.
	(TARGET_CXX_ATEXIT_NAME): Remove.
	(TARGET_CXX_USE_AEABI_ATEXIT): New function.
	* doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
	* cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
	(register_dtor_fn): Ditto.

2004-11-05  Paul Brook  <paul@codesourcery.com>

	* target-def.h (TARGET_CXX_ATEXIT_NAME): Define.
	(TARGET_CXX): Add TARGET_CXX_ATEXIT_NAME.
	* target.h (gcc_target): Add cxx.atexit_name.
	* targhooks.c (default_cxx_atexit_name): New function.
	* targhooks.h (default_cxx_atexit_name): Add prototype.
	* config/arm/arm.c (arm_cxx_atexit_name): New function.
	(TARGET_CXX_ATEXIT_NAME): Define.
	* cp/decl.c (get_atexit_node): Use targetm.cxx.atexit_name.
	* doc/tm.texi: Document TARGET_CXX_ATEXIT_NAME.

2004-11-04  Mark Mitchell  <mark@codesourcery.com>

	* config/arm/arm.c (arm_handle_notshared_attribute): New function.
	* testsuite/g++.dg/ext/visibility/symbian1.C: New test.

2004-11-04  Mark Mitchell  <mark@codesourcery.com>

	* cp/decl2.c (determine_visibility): Honor
	CLASSTYPE_VISIBILITY_SPECIFIED.

2004-11-03  Paul Brook  <paul@codesourcery.com>

	* config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Save PIC
	register if current_function_uses_pic_offset_table is set.

2004-10-27  Paul Brook  <paul@codesourcery.com>

	* configure.ac: Don't test for [build] __cxa_atexit when building a
	cross compiler.
	* configure: Regenerate.

2004-10-27  Paul Brook  <paul@codeosurcery.com>

	* configure.ac: Use build_exeext not host_exeext when lookin for
	target tools.
	* configure: Regenerate.

2004-10-13  Paul Brook  <paul@codesourcery.com>

	* config/arm/arm-protos.h (arm_load_pic_register): Update prototype.
	* config/arm/arm.c (thumb_find_work_register): Update comments.
	(arm_load_pic_register): Add argument for scratch register.
	(arm_expand_prologue, thumb_expand_prologue): Pass extra argument.
	* config/arm/arm.md (builtin_setjmp_receiver): Ditto.

2004-10-12  Paul Brook  <paul@coodesourcery.com>

	* doc/invoke.texi: Add missing "-" in arm cpu names.

2004-10-12  Paul Brook  <paul@coodesourcery.com>

	* config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Change meabi=3 to
	meabi=4.

2004-10-12  Paul Brook  <paul@codesourcery.com>

	* config/arm/arm.md (addsi3_cbranch_scratch): Correct constraints.
	Handle negative constants.

2004-10-12  Paul Brook  <paul@codesourcery.com>

	* configure.ac: Don't look for host assembler when building a canadian
	cross.
	* configure: Regenerate.

2004-10-05  Phil Edwards  <phil@codesourcery.com>

	* aclocal.m4 (_gcc_COMPUTE_GAS_VERSION):  Handle leading
	whitespace in binutils files (copy from trunk).
	* configure.ac (assembler check):  Always assign to gcc_cv_as.
	(linker check):  Handle leading whitespace in binutils files (copy
	from trunk).  Always assign to gcc_cv_ld.
	* configure:  Regenerated.

2004-10-01  Paul Brook  <paul@codesourcery.com>

	* config/am/arm.h (enum reg_class): Add missing comma.

2004-10-01  Paul Brook  <paul@codesourcery.com>

	* config/arm/arm.c (thumb_compute_saved_rag_mask): Or with bitmask,
	not register number.
	(thumb_find_work_register): Search full register range.

2004-10-01  Paul Brook  <paul@codesourcery.com>

	* config/arm/crti.asm: Give _init and _fini function type.

2004-09-30  Paul Brook  <paul@coudesourcery.com>

	* config.gcc: Add armv6{k,z,zk}
	* config/arm/arm-cores.def: Add arm1176 and mpcore.
	* config/arm/tune.md: Regenerate.
	* config/arm/arm.c (FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK):
	Define.
	(all_architectures): Add armv6k, armv6z, armv6zk.
	* config/arm/lib1funcs.asm: Recognise new arm arcitectures.
	* doc/invoke.texi: Document new arch and cpu values.

2004-09-30  Paul Brook  <paul@codesourcery.com>

	Backport from mainline.
	2004-09-01  Richard Earnshaw  <rearnsha@arm.com>
	* arm/arm-cores.def (ARM_CORE): Add new field for the real name of the
	CPU.
	(arm7tdmi-s): New CPU name.
	* arm/arm.c (ARM_CORE): Update for new format.
	* arm/arm.h (ARM_CORE): Likewise.
	* arm/gentune.sh: Update for extra field.
	* config.gcc: Likewise.
	* arm/arm-tune.md: Regenerate.
	* doc/invoke.texi: Document the real processor names for ARM cpus.

	2004-09-01  Richard Earnshaw  <rearnsha@arm.com>
	* config.gcc (--with-cpu on ARM): Preserve the canonical cpu name
	for use in configargs.h.  Put the cname in a separate variable.  Use
	that to set target_cpu_default2.

2004-09-30  Paul Brook  <paul@codesourcery.com>

	* config/arm/symbian.h (STARTFILE_SPEC): Remove crt*.o.
	(ENDFILE_SPEC): Define.
	* config/arm/t-symbian.h (EXTRA_MULTILIB_PARTS): Set.

2004-09-29  Paul Brook  <paul@codesourcery.com>

	* c-decl.c (finish_decl): Call default_init_unwind_resume_libfunc.
	* except.c (default_init_unwind_resume_libfunc): New function.
	* except.h (default_init_unwind_resume_libfunc): Add prototype.
	* optabs.c (init_optabs): Don't set unwind_resume_libfunc.
	* target-def.h (TARGET_CXX_UNWIND_RESUME_NAME): Define.
	(TARGET_CXX): Use it.
	* target.h (struct gcc_target): Add cxx.unwind_resume_name.
	* targhooks.c (default_unwind_resume_name): New function.
	* targhooks.h (default_unwind_resume_name): Add prototype.
	* config/arm/arm.h (arm_cxx_unwind_resume_name): New function.
	(TARGET_CXX_UNWIND_RESUME_NAME): Define.
	* doc/tm.texi: Document TARGET_CXX_UNWIND_RESUME_NAME.
cp/
	* except.c (init_exception_processing): Set unwind_resume_libfunc.
ada/
	* misc.c (gnat_init_gcc_eh): Call default_init_unwind_resume_libfunc.
java/
	* decl.c (java_init_decl_processing): Call
	default_init_unwind_resume_libfunc.

2004-09-27  Paul Brook  <paul@codesourcery.com>

	* config/arm/arm-protos.h (arm_output_fn_unwind): Add prototype.
	* config/arm/arm.c (thumb_pushpop): Use ARM_EABI_UNWIND_TABLES.
	(thumb_output_function_prologue, arm_unwind_emit): Ditto.
	(arm_output_fn_unwind): Ditto.
	* config/arm/arm.h (ARM_OUTPUT_FN_UNWIND): Define.
	(ARM_EABI_UNWIND_TABLES): Define.
	* config/arm/elf.h (ARM_OUTPUT_FN_UNWIND): Use ARM_OUTPUT_FN_UNWIND.

2004-09-25  Paul Brook  <paul@codesourcery.com>

	* config/arm/arm.c (arm_elf_asm_constructor): New function.
	* config/arm/arm.h (CTORS_SECTION_ASM_OP): Define.
	(CTORS_SECTION_FOR_TARGET, CTOR_LIST_END, CTOR_LIST_BEGIN): Define.
	* config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
	(SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.

2004-09-24  Paul Brook  <paul@codesourcery.com>

	* vasasm.c (default_unique_section_1): Don't use .gnu.linkonce
	when COMDAT is available.

2004-09-22  Paul Brook  <paul@codesourcery.com>

	* Makefile.in (USER_H): Add unwind-arm.h.
	* except.c (fnspec_ttable_indirect): Add.
	(init_eh): Set it.
	(add_ehspec_entry): Handle fnspec_ttable_indirect.
	(output_ttype): New function.
	(output_function_exception_table): Use it.  Handle
	fnspec_ttable_indirect.
	* target-def.h (TARGET_ASM_TTYPE): Define.
	(TARGET_EH_FNSPEC_TTABLE_INDIRECT): Ditto.
	* target.h (struct gcc_target): Add asm_out.ttype and
	eh_fnspec_ttable_indirect.
	* unwind-arm.h: New file.
	* unwind-c.c (CONTINUE_UNWINDING): Define.
	(PERSONALITY_FUNCTION): Add ARM EABI prototype and initialization
	code.  Use CONTINUE_UNWINDING.
	* unwind.h: Include unwind-arm.h when using ARM EABI unwinder.
	* config/arm/arm.c (arm_unwind_emit, arm_output_ttype): New functions.
	(arm_unwind_emit_stm, arm_unwind_emit_set): New functions.
	(TARGET_UNWIND_EMIT, TARGET_ASM_TTYPE): Define.
	(TARGET_EH_FNSPEC_TTABLE_INDIRECT): Ditto.
	(thumb_pushpop, thumb_output_function_prologue): Output frame
	unwinding directives.
	* config/arm/arm.h (MUST_USE_SJLJ_EXCEPTIONS): Only define when
	!TARGET_UNWIND_INFO.
	* config/arm/bpabi.h (TARGET_UNWIND_INFO): Define.
	* config/arm/elf.h (ASM_DECLARE_FUNCTION_NAME,
	ASM_DECLARE_FUNCTION_SIZE): Output frame unwinding annotatons.
	* config/arm/lib1funcs.asm: Include libunwind.s
	* config/arm/libunwind.S: New file.
	* config/arm/t-bpabi (LIB1ASMFUNCS): Add _unwind.
	(LIB2ADDEH, LIB2ADDEHDEP): Set.
	* config/arm/t-symbian (LIB2ADDEH, LIB2ADDEHDEP): Set.
	* config/arm/unwind-arm.c: New file.
	* doc/tm.texi: Document TARGET_ASM_TTYPE and
	TARGET_EH_FNSPEC_TTABLE_INDIRECT.

2004-09-21  Paul Brook  <paul@codesourcery.com>

	* varasm.c (default_assemble_integer): Return false for values wider
	than the target word size.  Works around GAS bug.

2004-09-19  Mark Mitchell  <mark@codesourcery.com>

	* cp/decl2.c (determine_visibility): Allow class visibility
	directives to override targetm.cxx.export_class_data.
	
2004-09-18  Paul Brook  <paul@codesourcery.com>

	* testsuite/g++.old-deja/g++.pt/static11.C: XFAIL on arm*-*-eabi.

2004-09-15  Mark Mitchell  <mark@codesourcery.com>

	* testsuite/g++.old-deja/g++.abi/cxa_vec.C: Adjust for ARM
	EABI.

2004-09-15  Mark Mitchell  <mark@codesourcery.com>

	* cp/decl.c (cxx_comdat_group): Check for VAR_DECLs before
	using DECL_VTABLE_OR_VTT_P.

2004-09-14  Mark Mitchell  <mark@codesourcery.com>

	* config.gcc: Do not build a shared libgcc for arm-none-eabi.

2004-09-14  Paul Brook  <paul@codesourcery.com>

	* config/arm/arm.c (arm_expand_prologue): Make args_to_push a
	HOST_WIDE_INT.

2004-09-10  Mark Mitchell  <mark@codesourcery.com>

	* configure.ac: Check for COMDAT support.  Robustify check for
	SHF_MERGE support.
	* configure: Regenerated.
	* config.in: Likewise.
	* langhooks-def.h (lhd_comdat_group): New function.
	(LANG_HOOKS_COMDAT_GROUP): New macro.
	(LANG_HOOKS_DECLS): Use it.
	* langhooks.c (lhd_comdat_group): Define.
	* langhooks.h (lang_hooks_for_decls): Add comdat_group.
	* output.h (named_section_flags): Make it a macro.
	(named_section_real): New function.
	(default_no_named_section): Add decl parameter.
	(default_elf_asm_named_section): Likewise.
	(default_coff_asm_named_section): Likewise.
	(default_pe_asm_named_section): Likewise.
	* target.h (gcc_target): Adjust type of named_section.
	* varasm.c (named_section_flags): Rename to named_section_real.
	Add decl parameter.
	(default_no_named_section): Add decl parameter.
	(default_elf_asm_named_section): Use COMDAT, if available.  Deal
	with the case that ASM_COMMENT_START is "@".
	(default_coff_asm_named_section): Add decl parameter.
	(default_pe_asm_named_section): Likewise.
	* config/alpha/alpha.c (vms_asm_named_section): Add decl
	parameter.
	(unicosmk_asm_named_section): Likewise.
	* config/arm/arm.c (arm_elf_asm_named_section): Remove.
	* config/arm/elf.h (TARGET_ASM_NAMED_SECTION): Likewise.
	* config/c4x/c4x.c (c4x_asm_named_section): Add decl parameter.
	* config/cris/cris-protos.h (cris_target_asm_named_section):
	Likewise.
	* config/cris/cris.c (cris_target_asm_named_section):
	Likewise.
	* config/h8300/h8300.c (h8300_asm_named_section): Likewise.
	* config/i386/i386-protos.h (i386_pe_asm_named_section):
	Likewise.
	* config/i386/winnt.c (i386_pe_asm_named_section): Likewise.
	* config/m68k/m68k.c (m68k_coff_asm_named_section): Likewise.
	* config/mcore/mcore.c (mcore_asm_named_section): Likewise.
	* config/mips/mips.c (irix_asm_named_section): Likewise.
	* config/rs6000/rs6000.c (rs6000_xcoff_asm_named_section):
	Likewise.
	* config/sparc/sparc.c (sparce_elf_asm_named_section): Likewise.
	* cp/cp-lang.h (LANG_HOOKS_COMDAT_GROUP): Define.
	* cp/cp-tree.h (cxx_comdat_group): Declare.
	* cp/decl.c (cxx_comdat_group): New function.

2004-09-10  Mark Mitchell  <mark@codesourcery.com>

	* config/arm/lib1funcs.asm (__aeabi_llsr): Define as alias.
	(__aeabi_lasr): Likewise.
	(__aeabi_llsl): Likewise.
	* config/arm/bpabi.h (__aeabi_llsr): Do not define here.
	(__aeabi_lasr): Likewise.
	(__aeabi_llsl): Likewise.

2004-09-07  Paul Brook  <paul@codesourcery.com>

	Backport from mainline.
	2004-09-01  Richard Earnshaw  <rearnsha@arm.com>
	* arm/ieee754-df.S (aeabi_ul2d, aeabi_l2d, floatundidf)
	(floatdidf): New functions.
	* arm/ieee754-sf.S (aeabi_ul2f, aeabi_l2f, floatundisf)
	(floatdisf): New functions.
	* t-arm-elf: Use them.

	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.

2004-09-02  Mark Mitchell  <mark@codesourcery.com>

	* config/arm/bpabi.h (TARGET_BPABI_CPP_BUILTINS): Define.
	(TARGET_OS_CPP_BUILTINS): Likewise.
	* config/arm/symbian.h (TARGET_OS_CPP_BUILTINS): Include
	TARGET_BPABI_CPP_BUILTINS.
	* testsuite/g++.dg/abi/arm_rtti1.C: New test.
	
2004-09-02  Mark Mitchell  <mark@codesourcery.com>

	* config/arm/symbian.h (LIB_SPEC): Define to empty.
	* config/arm/t-symbian (SHLIB_LC): Likewise.

2004-09-02  Paul Brook  <paul@codesourcery.com>

	* config/arm/bpabi.c (__aeabi_ul2d, __aeabi_ul2f): Remove.

2004-09-02  Paul Brook  <paul@codesourcery.com>

	* decl2.c (determine_visibility): Only check data visibility
	for VAR_DECLS.

2004-09-02  Paul Brook  <paul@codesourcery.com>

	* config.gcc (arm*-*-eabi* | arm*-*-symbianelf*): Set
	default_use_cxa_atexit=yes.

2004-08-31  Mark Mitchell  <mark@codesourcery.com>

	* config.gcc (arm*-*-symbianelf*): Do not include t-bpabi.
	* config/arm/lib1funcs.asm: Do not include supplemental .S files
	when compiling for Symbian.
	* config/arm/symbian.h (RENAME_LIBRARY): New macro.
	(TARGET_OS_CPP_BUILTINS): Likewise.
	* config/arm/t-symbian (LIB1ASMFUNCS): Define.
	
2004-08-31  Mark Mitchell  <mark@codesourcery.com>

	* target-def.h (TARGET_CXX): Add TARGET_CXX_EXPORT_CLASS_DATA.
	* target.h (cxx): Add export_class_data.
	* config/arm/arm.c (arm_cxx_export_class_data): New function.
	(TARGET_CXX_EXPORT_CLASS_DATA): Use it.
	* cp/cp-tree.h (DECL_CONSTRUCTION_VTABLE_P): New macro.
	* cp/class.c (build_ctor_vtbl_group): Set DECL_CONSTRUCTION_VTABLE_P.
	* cp/decl2.c (determine_visibility): Honor 
	TARGET_CXX_EXPORT_CLASS_DATA.
	* testsuite/g++.dg/ext/visibility/arm1.C: New test.

2004-08-31  Mark Mitchell  <mark@codesourcery.com>

	* hooks.c (hook_bool_void_true): New function.
	* hooks.h (hook_bool_void_true): Declare.
	* target-def.h (TARGET_CXX): Add
	TARGET_CXX_KEY_METHOD_MAY_BE_INLINE.
	* target.h (struct cxx): Add key_method_may_be_inline.
	* config/arm/arm.c (arm_cxx_key_method_may_be_inline): New
	function.
	(TARGET_CXX_KEY_METHOD_MAY_BE_INLINE): New macro.
	* config/arm/bpabi.h: Use __THUMB_INTERWORK__ instead of
	__THUMB_INTERWORK.
	* cp/class.c (key_method): Rename to ...
	(determine_key_method): ... this.
	(finish_struct_1): Adjust accordingly.
	* cp/cp-tree.h (key_method): Declare.
	* cp/decl2.c (import_export_vtable): Do not set the linkage for a
	vtable before end-of-file on targets where an inline method cannot
	be the key method.
	(maybe_emit_vtables): Determine the key method here if it has not
	already been done.
	* doc/tm.texi (TARGET_CXX_KEY_METHOD_MAY_BE_INLINE): Document it.
	* testsuite/g++.dg/abi/key1.C: New test.
	
2004-08-16  Mark Mitchell  <mark@codesourcery.com>

	Backport:
	2004-08-02  Mark Mitchell  <mark@codesourcery.com>
	* libsupc++/cxxabi.h: Make all declarations have default
	visibility.
	* libsupc++/exception: Likewise.
	* libsupc++/new: Likewise.
	* libsupc++/typeinfo: Likewise.
	* libsupc++/unwind-cxx.h: Likewise.
	* libsupc++/eh_alloc.cc (__cxa_allocate_exception): Put it into
	the __cxxabiv1 namespace.
	(__cxa_free_exception): Likewise.
	* libsupc++/eh_aux_runtime.cc (__cxa_bad_cast): Likewise.
	(__cxa_bad_typeid): Likewise.
	* libsupc++/eh_catch.cc (__cxa_begin_catch): Likewise.
	(__cxa_end_catch): Likewise.
	* libsupc++/eh_globals.cc (__cxa_get_globals_fast): Likewise.
	(__cxa_get_globals): Likewise.
	* libsupc++/eh_throw.cc (__cxa_throw): Likewise.
	(__cxa_rethrow): Likewise.
	* libsupc++/pure.cc (__cxa_pure_virtual): Likewise.
	* libsupc++/eh_type.cc: Include <cxxabi.h>.

2004-08-26  Richarn Earnshaw <rearnsha@arm.com>

	Backport:
	* postreload.c (reload_cse_move2add): Allow any condjump, but check
	that the implicit set isn't clobbered in the jump insn.

2004-08-26  Paul Brook  <paul@codesourcery.com>

	* config/arm/symbian.h (SUBTARGET_ASM_FLOAT_SPEC): Default to
	-mfpu=vfp -march=armv5t
	* config/arm/t-symbian: Change multilib to mfloat-abi=softfp.

2004-08-25  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.

2004-08-25  Richard Earnshaw  <rearnsha@arm.com>

	* PR target/15948
	* arm.md (bicsi3_cbranch): Add alternative to handle tying operands
	one and two.

2004-08-24  Paul Brook  <paul@codesourcery.com>

	* config/arm/arm.c (arm_override_options): Update error message.
	* config/arm/arm.h (TARGET_HARD_FLOAT): Rename to
	TARGET_HARD_FLOAT_ABI.
	(TARGET_SOFT_FLOAT_ABI): Rename to TARGET_HARD_FLOAT.
	(LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Use TARGET_HARD_FLOAT_ABI.

2004-08-20  Mark Mitchell  <mark@codesourcery.com>

	* config.gcc (arm*-*-symbianelf*): Add t-symbian Makefile
	fragment.
	* config/arm/bpabi.h (RENAME_LIBRARY_SET): Fix typo.
	(SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=3 to the assembler.
	* config/arm/symbian.h (SUBTARGET_CPU_DEFAULT): Assume ARMV5
	architecture.
	(SUBTARGET_ASM_FLOAT_SPEC): Default to -mfpu=vfp for hard-float
	configurations.
	* config/arm/t-symbian: New file.
	
2004-08-19  Mark Mitchell  <mark@codesourcery.com>

	* testsuite/lib/target-supports.exp (check_profiling_available): 
	Return false for arm*-*-symbianelf* and arm*-*-eabi*.

2004-08-19  Mark Mitchell  <mark@codesourcery.com>

	* defaults.h (TARGET_LIBGCC_LIBFUNCS): Remove.
	* optabs.c (init_optabs): Don't check it.
	* config/arm/bpabi.h (TARGET_LIBGCC_LIBFUNCS): Do not define.
	* doc/tm.texi (TARGET_LIBGCC_FUNCS): Remove.
	
2004-08-19  Mark Mitchell  <mark@codesourcery.com>

	* bpabi.h (FPUTYPE_DEFAULT): Set it to FPUTYPE_VFP.

2004-08-16  Mark Mitchell  <mark@codesourcery.com>

	Backport:
	2004-08-12  Paul Brook  <paul@codesourcery.com>
	* config/arm/lib1funcs.asm (ARM_FUNC_ALIAS): Also alias _L__name.
	(aeabi_uidivmod, aeabi_idivmod): Provide thumb implementation.

	2004-08-09  Mark Mitchell  <mark@codesourcery.com>
	* configure.in (arm*-*-eabi*): New target.
	* configure: Regenerate.

	2004-08-09  Mark Mitchell  <mark@codesourcery.com>
	* config.gcc (arm*-*-eabi*): New target.
	* defaults.h (TARGET_LIBGCC_FUNCS): New macro.
	(TARGET_LIB_INT_CMP_BIASED): Likewise.
	* expmed.c (expand_divmod): Try a two-valued divmod function as a
	last resort.
	* gthr.h: Remove bogus tokens at end of #pragma.
	* optabs.c (expand_twoval_binop_libfunc): New function.
	(prepare_cmp_insn): Handle the !TARGET_LIB_INT_CMP_BIASED case.
	(prepare_float_lib_cmp): Try reversing the condition.
	(debug_optab_libfuncs): New function.
	* optabs.h (expand_twoval_binop_libfunc): Declare.
	* config/arm/arm.c (arm_init_libfuncs): New function.
	(arm_compute_initial_eliminatino_offset): Return HOST_WIDE_INT.
	(TARGET_INIT_LIBFUNCS): Define it.
	* config/arm/arm.h (TARGET_BPABI): New macro.
	* config/arm/arm-protos.h
	(arm_compute_initial_elimination_offset): Return HOST_WIDE_INT.
	* config/arm/bpabi.S: New file.
	* config/arm/bpabi.c: Likewise.
	* config/arm/bpabi.h: Likewise.
	* config/arm/ieee754-df.S (__aeabi_dneg): New function or alias.
	(__aeabi_drsub): Likewise.
	(__aeabi_dsub): Likewise.
	(__aeabi_dadd): Likewise.
	(__aeabi_ui2d): Likewise.
	(__aeabi_i2d): Likewise.
	(__aeabi_f2d): Likewise.
	(__aeabi_dmul): Likewise.
	(__aeabi_ddiv): Likewise.
	(__aeabi_cdrcmple): Likewise.
	(__aeabi_cdcmpeq): Likewise.
	(__aeabi_cdcmple): Likewise.
	(__aeabi_dcmpeq): Likewise.
	(__aeabi_dcmplt): Likewise.
	(__aeabi_dcmple): Likewise.
	(__aeabi_dcmpge): Likewise.
	(__aeabi_dcmpgt): Likewise.
	(__aeabi_dcmpun): Likewise.
	(__aeabi_d2iz): Likewise.
	(__aeabi_d2uiz): Likewise.
	(__aeabi_d2f): Likewise.
	* config/arm/ieee754-sf.S (__aeabi_fneg): New function or alias.
	(__aeabi_frsub): Likewise.
	(__aeabi_fsub): Likewise.
	(__aeabi_fadd): Likewise.
	(__aeabi_ui2f): Likewise.
	(__aeabi_i2f): Likewise.
	(__aeabi_fmul): Likewise.
	(__aeabi_fdiv): Likewise.
	(__aeabi_cfrcmple): Likewise.
	(__aeabi_cfcmpeq): Likewise.
	(__aeabi_cfcmple): Likewise.
	(__aeabi_fcmpeq): Likewise.
	(__aeabi_fcmplt): Likewise.
	(__aeabi_fcmple): Likewise.
	(__aeabi_fcmpge): Likewise.
	(__aeabi_fcmpgt): Likewise.
	(__aeabi_fcmpun): Likewise.
	(__aeabi_f2iz): Likewise.
	(__aeabi_f2uiz): Likewise.
	* config/arm/lib1funcs.asm (ARM_CALL): New macro.
	(__aeabi_uidivmod): New function or alias.
	(__aeabi_idivmod): Likewise.
	(__aeabi_idiv0): Likewise.
	(__aeabi_ldiv0): Likewise.
	(__aeabi_llsr): Likewise.
	(__aeabi_lasr): Likewise.
	(__aeabi_llsl): Likewise.
	(bpabi.S): Include it.
	* config/arm/libgcc-bpabi.ver: New file.
	* config/arm/symbian.h (ARM_DEFAULT_ABI): Remove.
	(LINK_SPEC): Remove.
	* config/arm/t-arm-elf (LIB1ASMFUNCS): Add __aeabi_lcmp and
	__aeabi_ulcmp.
	* config/arm/t-bpabi: New file.
	* doc/tm.texi (TARGET_LIBGCC_FUNCS): New entry.
	(TARGET_LIB_INT_CMP_BIASED): Likewise.

2004-08-16  Mark Mitchell  <mark@codesourcery.com>

	Backport:
	2004-08-05  Mark Mitchell  <mark@codesourcery.com>
	* tree.c (handle_dll_attribute): Move here from i383/winnt.c.
	Replace use of DECL_INLINE with DECL_DECLARED_INLINE_P.  Set
	DECL_VISIBLITY.  Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
	* tree.h (handle_dll_attribute): Declare.  Test
	TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
	* c-common.h (c_determine_visibility): Declare.
	* c-common.c (c_determine_visibility): New function.
	* c-decl.c (finish_decl): Use it.
	(finish_function): Likewise.
	* defaults.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define it to
	zero, by default.  Use #if, not	#ifdef, to test it.
	* config/arm/arm.c (arm_attribute_table): Use
	handle_dll_attribute.  Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with
	#if.
	* config/arm/pe.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define to 1.
	* config/i386/cygming.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
	to 1.
	* config/i386/i386-protos.h (ix86_handle_dll_attribute): Remove.
	* config/i386/i386.c (ix86_attribute_table): Use
	handle_dll_attribute for dllimport/dllexport.  Test
	TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
	* config/i386/winnt.c (ix86_handle_dll_attribute): Remove.
	* config/mcore/mcore.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
	it to 1.
	* config/mcore/mcore.c (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Test it
	with #if.
	* config/sh/symbian-pre.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
	it to 1.
	* doc/extend.texi (dllexport): Clarify and correct documentation.
	(dllimport): Likewise.
	* doc/tm.texi (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Mention
	handle_dll_attribute.

	2004-08-05  Mark Mitchell  <mark@codesourcery.com>
	* decl.c (start_preparsed_function): Move determine_visibility
	call.
	* decl2.c (determine_visibility): Incorporate dllexport testing.

	2004-08-05  Mark Mitchell  <mark@codesourcery.com>
	* g++.dg/ext/visibility/assign1.C: Use scan-hidden and
	dg-require-visiblity.
	* g++.dg/ext/visibility/fvisibility-inlines-hidden.C: Likewise.
	* g++.dg/ext/visibility/fvisibility.C: Likewise.
	* g++.dg/ext/visibility/memfuncts.C: Likewise.
	* g++.dg/ext/visibility/new1.C: Likewise.
	* g++.dg/ext/visibility/pragma.C: Likewise.
	* g++.dg/ext/visibility/staticmemfuncts.C: Likewise.
	* g++.dg/ext/visibility/virtual.C: Likewise.
	* g++/dg/ext/visibility/visibility-1.C: Likewise.
	* g++/dg/ext/visibility/visibility-2.C: Likewise.
	* g++/dg/ext/visibility/visibility-3.C: Likewise.
	* g++/dg/ext/visibility/visibility-4.C: Likewise.
	* g++/dg/ext/visibility/visibility-5.C: Likewise.
	* g++/dg/ext/visibility/visibility-6.C: Likewise.
	* g++/dg/ext/visibility/visibility-7.C: Likewise.
	* g++/dg/ext/visibility/visibility-8.C: New test.
	* gcc.c-torture/compile/dll.x: Remove.
	* gcc.dg/dll-2.c: Use dg-require-dll
	* gcc.dg/visibility-10.c: New test.
	* lib/gcc-dg.exp (dg-require-dll): Add Symbian to list of targets
	supporting DLLs.
	* testsuite/lib/scanasm.exp (scan_hidden): New function.
	(scan_not_hidden): Likewise.

	2004-08-05  Mark Mitchell  <mark@codesourcery.com>
	* g++.dg/ext/visibility/visibility-8.C: Add constructor and
	destructor tests.

	Backport:
	* defaults.h (TARGET_DECLSPEC): New macro.
	* c-cppbuiltin.c (c_cpp_builtins): Handle TARGET_DECLSPEC.
	* config/arm/pe.h (SUBTARGET_CPP_SPEC): Remove __declspec support.
	* config/arm/symbian.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
	* config/i386/beof-elf.h (TARGET_OS_CPP_BUILTINS): Remove
	__declspec support.
	(TARGET_DECLSPEC): Define.
	* config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Remove
	__declspec support.
	* config/i386/i386-interix.h (TARGET_OS_CPP_BUILTINS): Remove
	__declspec support.
	(TARGET_DECLSPEC): Define.
	* config/mcore/mcore.h (TARGET_CPU_CPP_BUILTINS): Remove
	__declspec support.
	* config/sh/symbian-pre.h (SUBTARGET_CPP_SPEC): Remove __declspec
	support.
	* doc/tm.texi (TARGET_DECLSPEC): Document.

2004-08-16  Mark Mitchell  <mark@codesourcery.com>

	Backport:
	2004-08-03  Mark Mitchell  <mark@codesourcery.com>
	* class.c (build_vtable): Do not set DECL_VISIBILITY here.
	(check_field_decls): Or here.
	(check_methods): Or here.
	(initialize_array): Don't mess with DECL_CONTEXT.
	* cp-tree.h (start_decl): Adjust prototype.
	(determine_visibility): New function.
	* decl.c (duplicate_decls): Remove checks for hidden "operator
	new".
	(build_library_fn_1): Give all library functions default
	visibility.
	(start_decl): Add pop_scope_p parameter.  Tidy.
	(cp_finish_decl): Do not pop scopes here.  Call
	determine_visibility for variable definitions.
	(start_preparsed_function): Call determine_visibility.
	* decl2.c (determine_visibility): New function.
	* method.c (use_thunk): Fix formatting.
	* parser.c (cp_parser_condition): Adjust calls to start_decl.
	(cp_parser_init_declarator): Likewise.
	* pt.c (instantiate_decl): Always call pop_nested_class.
	* rtti.c (get_tinfo_decl): Do not set DECL_VISIBILITY.
	(tinfo_base_init): Likewise.

2004-08-17  Daniel Bornstein  <danfuzz@milk.com>

	PR target/17019
	* arm.md (addsi3_cbranch_scratch): Correct case labels.

2004-08-16  Mark Mitchell  <mark@codesourcery.com>

	Backport:
	2004-08-03  Mark Mitchell  <mark@codesourcery.com>
	* gthr-gnat.c: Add visibility #pragmas.
	* gthr-gnat.h : Likewise.
	* gthr.h: Likewise.
	* libgcc2.c (__ffsSI2): Move prototype to libgcc2.h.
	(__ffsDI2): Likewise.
	(__clzSI2): Likewise.
	(__ctzSI2): Likewise.
	(__ctzDI2): Likewise.
	(__popcountSI2): Likewise.
	(__popcountDI2): Likewise.
	(__paritySI2): Likewise.
	(__parityDI2): Likewise.
	* libgcc2.h: Add visibility #pragmas.
	(__clzDI2): Add prototype.
	(__clzSI2): Likewise.
	(__ctzSI2): Likewise.
	(__ffsDI2): Likewise.
	(__ffsSI2): Likewise.
	(__ctzDI2): Likewise.
	(__popcountSI2): Likewise.
	(__popcountDI2): Likewise.
	(__paritySI2): Likewise.
	(__parityDI2): Likewise.
	* unwind-dw2-fde.h: Add visibility #pragmas.
	* unwind.h: Likewise.

2004-08-16  Mark Mitchell  <mark@codesourcery.com>

	Backport:
	2004-07-26  Niall Douglas  <s_fsfeurope2@nedprod.com>
		    Brian Ryner  <bryner@brianryner.com>
	PR c++/9283
	PR c++/15000
	* c-common.c (c_common_attribute_table): Allow
	handle_visibility_attribute to be called for types.
	(handle_visibility_attribute) When given a type, set the visibility
	bits on the TYPE_NAME.  When given a decl, don't set no_add_attrs
	so that we can check later whether the attribute was present. Added
	warning if attribute applied to non class type.
	* c-decl.c (diagnose_mismatched_decls): Updated rules for merging
	decls and checking that they are consistent.
	* common.opt: Added -fvisibility.
	* c.opt, c-opts.c: Added -fvisibility-inlines-hidden.
	* c-pragma.h, c-pragma.c: Added handle_pragma_visibility().
	* flags.h, tree.h: Added assorted support defines for overall patch
	* opts.c: Added parsing support for -fvisibility.
	* tree.c (build_decl): Set visibility for all decls to be whatever
	is in force at that time.
	* varasm.c (default_binds_local_p_1): Reworked logic determining
	when to make a symbol locally bound.
	* doc/invoke.texi: Added documentation for -fvisibility and
	-fvisibility-inlines-hidden.

	2004-07-26  Niall Douglas  <s_fsfeurope2@nedprod.com>
		    Brian Ryner  <bryner@brianryner.com>
	PR c++/15000
	PR c++/9283
	* class.c (check_field_decls): Apply hidden visibility if
	-fvisibility-inlines-hidden and inlined unless otherwise specified
	(build_vtable): Set vtable visibility to class visibility.
	(check_field_decls): Default static member visibility to class
	visibility.
	(check_methods): Default method visibility to class visibility.
	* cp-tree.h: Added CLASSTYPE_VISIBILITY and
	CLASSTYPE_VISIBILITY_SPECIFIED macro.
	* decl.c (duplicate_decls): New logic for merging definition decls
	with declaration decls. Added ignore & warning when non default
	applied to global operator new or delete.
	* method.c, optimize.c, rtti.c: Added setting of VISIBILITY_SPECIFIED
	wherever VISIBILITY was changed
	* rtti.c (get_tinfo_decl): Set typeinfo visibility to class
	visibility.
	(tinfo_base_init): Set typeinfo name visibility to class visibility.

	2004-07-26  Niall Douglas  <s_fsfeurope2@nedprod.com>
		    Brian Ryner  <bryner@brianryner.com>
	PR c++/9283
	PR c++/15000
	* gcc.dg/visibility-9.c, gcc.dg/visibility-a.c: New tests.
	* g++.dg/ext/visibility/: New directory.
	* g++.dg/ext/visibility-1.C, g++.dg/ext/visibility-2.C
	g++.dg/ext/visibility-3.C, g++.dg/ext/visibility-4.C,
	g++.dg/ext/visibility-5.C, g++.dg/ext/visibility-6.C,
	g++.dg/ext/visibility-7.C: Move to g++.dg/ext/visibility/.
	* g++.dg/ext/visibility/fvisibility.C,
	g++.dg/ext/visibility/fvisibility-inlines-hidden.C,
	g++.dg/ext/visibility/fvisibility-override1.C
	g++.dg/ext/visibility/fvisibility-override2.C
	g++.dg/ext/visibility/memfuncts.C
	g++.dg/ext/visibility/noPLT.C
	g++.dg/ext/visibility/pragma.C
	g++.dg/ext/visibility/pragma-override1.C
	g++.dg/ext/visibility/pragma-override2.C
	g++.dg/ext/visibility/staticmemfuncts.C
	g++.dg/ext/visibility/virtual.C: New tests.

2004-08-16  Mark Mitchell  <mark@codesourcery.com>

	* cp/decl.c (grokdeclarator): Make sure ctor_return_type is set
	before calling check_special_function_return_type.  
 
	Backport:
	2004-08-03  Mark Mitchell  <mark@codesourcery.com>
	* config.gcc (arm*-*-symbianelf*): New target.
	* config/arm/symbian.h: New file.

2004-08-12  Paul Brook  <paul@codesourcery.com>

	* testsuite/g++.dg/abi/arm_cxa_vec_1.C: New test.

2004-08-12  Paul Brook  <paul@codesourcery.com>

	* dwarf2out.h (dwarf2out_frame_finish): Conditionalize outputting eh
	frame info.
	* doc/tm.texi: Document interaction between TARGET_UNWIND_INFO and
	DWARF2_UNWIND_INFO.

2004-08-11  Paul Brook  <paul@codesourcery.com>

	* config/arm/arm-protos.h (arm_finalize_pic) Rename ...
	(arm_load_pic_register): ... to this.
	* config/arm/arm.c (arm_finalize_pic): Rename ...
	(arm_load_pic_register): ... to this.  Always output insns at the
	current location.  Load via low reg in thumb mode.
	(arm_expand_prologue): Call arm_load_pic_register.
	(thumb_expand_prologue): Ditto.
	* config/arm/arm.h (FINALIZE_PIC): Remove.
	* config/arm/arm.md (builtin_setjmp_receiver): Call
	arm_load_pic_register.

2004-08-11  Paul Brook  <paul@codesourcery.com>

	* arm.c (thumb_force_lr_save): Add prototype.
	(thumb_compute_save_reg_mask): New function.
	(thumb_find_work_register): New function.
	(arm_get_frame_offsets): Use thumb_compute_save_reg_mask.
	(thumb_unexpanded_epilogue): Ditto.  Remove redundant code.
	Don't clobber r3 when removing pretend args.
	(thumb_expand_prologue): Use thumb_compute_save_reg_mask.
	(thumb_output_function_prologue): Use new functions.
	(thumb_set_return_address): Use thumb_compute_save_reg_mask.
	* arm.h (THUMB_REG_PUSHED_P): Remove.

2004-08-10  Paul Brook  <paul@codesourcery.com>

	* config/arm/arm-protos.h (arm_set_return_address,
	thumb_set_return_address): Add prototypes.
	* config/arm/arm.h (ARM_FT_EXCEPTION_HANDLER): Remove.
	* config/arm/arm.c (arm_compute_func_type,
	use_return_insn, arm_compute_save_reg0_reg12_mask,
	arm_compute_save_reg_mask, arm_output_function_prologue,
	arm_output_epilogue): Replace ARM_FT_EXCEPTION_HANDLER with
	current_function_calls_eh_return.
	(thumb_exit, thumb_pushpop, thumb_unexpanded_epilogue): Replace
	old eh code.
	(arm_set_return_address, thumb_set_return_address): New functions.
	* config/arm/arm.h (MUST_USE_SJLJ_EXCEPTIONS, DWARF2_UNWIND_INFO,
	ARM_EH_STACKADJ_REGNUM, EH_RETURN_STACKADJ_RTX): Define.
	* config/arm/arm.md (VUNSPEC_EH_RETURN): Add.
	(epilogue): Use the stackadj register.
	(eh_return, arm_eh_return, thumb_eh_return): New pattern.

2004-08-05  Paul Brook  <paul@codesourcery.com>

	* target-def.h (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
	(TARGET_CXX): Use it.
	* target.h (struct gcc_target): Add cdtor_returns_this.
	* config/arm/arm.c (arm_cxx_cdtor_returns_this): New function.
	(TARGET_CXX_CDTOR_RETURNS_THIS): Define.
	* doc/tm.texi: Document TARGET_CXX_CDTOR_RETURNS_THIS.

2004-08-05  Paul Brook  <paul@codesourcery.com>

	* cp/Make-lang.in (cp/semantics.o, cp/optimize.o): Depend on TARGET_H.
	* cp/cp-tree.h (struct language_function): Rename x_dtor_label to
	x_cdtor_label.
	(dtor_label): Rename ...
	(cdtor_label): ... to this.
	* cp/decl.c (begin_constructor_body): Remove.
	(check_special_function_return_type): Maybe change the return type.
	(grokdeclarator): Pass the class type.
	(start_function): Constructors may need a return label.
	(finish_constructor_body, finish_destructor_body): Set the return
	value.
	(begin_function_body): Don't call begin_constructor_body.
	(finish_function): Don't warn for constructors or destructors.
	* cp/optimize.c: Include target.h.
	(maybe_clone_body): Remap the function result.
	* cp/semantics.c: Include target.h.
	(finish_return_stmt): Maybe jump to return label for constructors.

2004-08-03  Richard Earnshaw  <rearnsha@arm.com>

	* arm-cores.def: Sort by architecture.  Add arm946es, arm966es,
	arm968es, arm10e, arm1020e, arm1022e.
	* invoke.texi: Update list of ARM cores.
	* arm-tune.md: Regenerate.

2004-08-03  Richard Earnshaw <rearnsha@arm.com>

	* arm/gentune.sh: New file.
	* arm/t-arm: New file.
	* arm/arm-tune.md: New file (autogenerated).
	* config.gcc (arm*-*-*): Add t-arm to tmake_file for all variants.
	* arm.md (attribute tune): Delete.  Include arm-tune.md.

2004-08-03  Paul Brook  <paul@codesourcery.com>

	* config/arm/arm.c (emit_sfm): Only emit a single frame adjustment.

2004-08-02  Paul Brook  <paul@codesourcery.com>

	PR rtl-optimization/15068
	* flow.c (init_propagate_block_info): Check condition is reversible.

2004-07-21  Paul brook  <paul@codesourcery.com>

	* config/arm/arm.c (thumb_expand_prologue): Remove bogus GEN_INT.

2004-07-19  Paul Brook  <paul@codesourcery.com>

	* target.h (struct gcc_target): Put unwind_emit in the right place.

2004-07-15  Paul Brook  <paul@codesourcery.com>

	* dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
	to TARGET_UNWIND_INFO.
	* except.c (output_function_exception_table): Ditto.
	* except.h: Ditto.
	* opts.c (decode_options): Ditto.
	* toplev.c (rest_of_handle_final): Ditto.
	* final.c (final_start_function): Ditto.
	(final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
	target hook.
	* targhooks.h (default_unwind_emit): Declare.
	* targhooks.c (default_unwind_emit): New function.
	* target-def.h: Define and use TARGET_UNWIND_EMIT.
	* target.h (struct gcc_target): Add unwind_emit.
	* config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
	* config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
	Remove IA64_UNWIND_EMIT.
	* doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.

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.

2004-06-29  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  Paul Brook  <paul@codesourcery.com>

	* cp/init.c: Include target.h.
	(get_cookie_size): Remove and replace with target hook.
	Update callers.
	(build_new_1): Store the element size in the cookie.

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  Paul Brook  <paul@codesourcery.com>

	* cp/decl2.c (get_guard): Call targetm.cxx.guard_type.
	(get_guard_bits, get_guard_cond): Call targetm.cxx.guard_mask_bit.

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.

2004-06-24  Paul Brook  <paul@codesourcery.com>

	* config/arm/arm.c (arm_output_epilogue): Remove excess checks.

2004-06-21  Paul Brook  <paul@codesourcery.com>

	* config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Soft-float need
	not imply FPA.

2004-06-15  Paul Brook  <paul@codesourcery.com>

	* dwarf2out.c (output_call_frame_info): Support dwarf3 cie entries.

2004-05-28  Paul Brook  <paul@codesourcery.com>

	* config/arm/arm.c (arm_output_epilogue): Remove redundant code.

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.

2004-05-25  Paul Brook  <paul@codesourcery.com>

	* config/arm/arm.c (thumb_exit, thumb_unexpanded_epilogue): Remove
	pointless #ifdef.

2004-05-17  Paul Brook  <paul@codesourcery.com>

	* 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.

2004-05-20  Paul Brook  <paul@codesourcery.com>

	Backport from mainline.
	* calls.c (precompute_arguments): Use PROMOTE_FUNCTION_MODE instead
	of PROMOTE_FOR_CALL_ONLY.
	* explow.c (promote_mode): Ditto.
	* function.c (assign_temp): Ditto.
	* system.h: Poison PROMOTE_FOR_CALL_ONLY.
	* config/arm/arm-protos.h (arm_function_value): Add prototype.
	* config/arm/arm.c (arm_promote_prototypes): New function.
	(TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
	TARGET_PROMOTE_PROTOTYPES): Define.
	(arm_function_value): New function.
	* config/arm/arm.h (PROMOTE_FUNCTION_MODE): Define.
	(FUNCTION_VALUE): Use arm_function_value.
	(PROMOTE_PROTOTYPES): Define.
	* config/cris/cris.h: Use PROMOTE_FUNCTION_MODE instead
	of PROMOTE_FOR_CALL_ONLY/PROMOTE_MODE.
	* config/mmix/mmix.h: Ditto.
	* config/s390/s390.h: Ditto.
	* config/sparc/sparc.h: Ditto.
	* doc/tm.texi: Document PROMOTE_FUNCTION_MODE.
	Remove PROMOTE_FOR_CALL_ONLY.

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.

2004-05-14  Richard Earnshaw  <rearnsha@arm.com>

	* arm.md (all peephole2 patterns): Use predicates that validate
	register classes as appropriate.

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  Paul Brook  <paul@codesourcery.com>

	Backport from mainline.
	* flags.h (flag_shor_enums): Update comments.
	* opts.c (decode_options): Set flag_short_enums=2.
	(process_options): Set default for flag_short_enums.
	* config/arm/arm.h (DEFAULT_SHORT_ENUMS): Define

2004-05-13  Paul Brook  <paul@codesourcery.com>

	* config/arm/arm.h (PCC_BITFIELD_TYPE_MATTERS): Define.

2004-05-07  Paul Brook  <paul@codesourcery.com>

	* config/arm/arm.h (TARGET_AAPCS_BASED): Define.
	(TARGET_DOUBLEWORD_ALIGN): Use it.
	(WCHAR_TYPE): Define.
	(WCHAR_SIZE_TYPE): Define.
	(SIZE_TYPE): Define.

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.

2004-05-04  Paul Brook  <paul@codesourcery.com>

	* config/arm/crti.asm: Push an even number of registers.
	* config/arm/crtn.asm: And restore them.  Load via sp.

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  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  Paul Brook  <paul@codesourcery.com>

	* arm.c (arm_needs_doubleword_align): Use mode alignment.

2004-04-29  Paul Brook  <paul@codesourcery.com>

	* config.gcc: Pull list of cores from arm-cores.def.

2004-04-28  Paul Brook  <paul@codesourcery.com>

	* dwarf2out.c (mem_loc_descriptor): Handle shifts.

2004-04-28  Paul Brook  <paul@codesourcery.com>

	* config/arm/lib1funcs.asm: Recognize armv5tej and armv6.

2004-04-27  Paul Brook  <paul@codesourcery.com>

	* config/arm/arm.c (arm_expand_epilogue): Count blocks of 4 regs.

2004-04-26  Paul Brook  <paul@codesourcery.com>

	* config/arm/arm.c (arm_legitimate_index_p): Correct iwmmxt offsets.

2004-04-26  Paul Brook  <paul@codesourcery.com>

	* config/arm/arm.c (arm_legitimate_index_p): Correct maverick offsets.

2004-04-20  Paul Brook  <paul@codesourcery.com>

	* config/arm/arm.c (arm_legitimate_address_p): Use rtx_equal_p.

2004-04-20  Paul Brook  <paul@codesourcery.com>

	* config/arm/arm.c (arm_expand_prologue): Fix size calculation.

2004-04-19  Paul Brook  <paul@codesourcery.com>

	* config/arm/arm.md (fixuns_truncsfsi2, fixuns_truncdfsi2,
	floatunssisf2, floatunssidf2): New patterns.

2004-04-08  Paul Brook  <paul@codesourcery.com>

	* arm.h (CLASS_LIKELY_SPILLED_P): Define.

2004-04-01  Mark Mitchell  <mark@codesourcery.com>

	PR target/14040
	* 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.

2004-03-25  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  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.

2004-03-15  Paul Brook  <paul@codesourcery.com>

	* config/arm/arm.c (thumb_expand_prologue): Tie prologue insns to fp.

2004-03-14  Richard Earnshaw  <rearnsha@arm.com>

	* arm.h (EXTRA_CONSTRAINT_STR_ARM): Update comment.

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.

2004-03-05  Paul Brook  <paul@codesourcery.com>

	* arm.h (ARM_FLAG_VFP): Remove.
	(ARM_FLAG_ATPCS, CIRRUS_FIX_INVALID_INSNS): Renumber.
	* netbsd-elf.h (ARM_FLAG_VFP): Remove.

2004-02-18  Paul Brook  <paul@codesourcery.com>

	* rtlanal.c (rtx_varies_p): Return 0 for NULL_RTX

2004-02-18  Paul Brook  <paul@codesourcery.com>

	PR debug/12934
	* dwarf2out.c (loc_descriptor_from_tree): Handle
	EXPR_WITH_FILE_LOCATION.

2004-02-11  Mark Mitchell  <mark@codesourcery.com>

	* gcc.c (set_collect_gcc_options): Use double quotes instead of
	single quotes on Windows.
	* tlink.c (recompile_files): Do not assume that "rename" can
	overwrite an existing file.  Use "&&" as the command separator
	rather than ";".

	* collect2.c (collect_wait): Check return code from pwait.
	(collect_execute): Pass third argument to open.  Check return code
	from open.  Redirect both stdout and stderr when redirecting.

	* system.h (WIFSIGNALED, WTERMSIG, WIFEXITED, WEXITSTATUS,
	WSTOPSIG, SCOREDUMP, WCOREFLG): Remove definitions.

2004-02-11  Mark Mitchell  <mark@codesourcery.com>

	* cp/repo.c (IDENTIFIER_REPO_USED): Use tree flag 5.
	(IDENTIFIER_REPO_CHOSEN): Use tree flag 6.
	(extract_string): Use double quotes, rather than single quotes, on
	Windows.

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>

	* diagnostic.c (bug_report_request): Use email form.
	* gcc.c (execute): Likewise.
	* version.c (version_string): Modify.
	(bug_report_url): Likewise.

	Revert this change:
	* config/arm/arm.h (THUMB_LEGTITIMIZE_RELOAD_ADDRESS): Reload REG
	+ REG addressing modes.

	* regrename.c (find_oldest_value_reg): Handle HARD_REGNO_NREGS > 1
	correctly.

	* 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.

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  Mark Mitchell  <mark@codesourcery.com>

	* calls.c (expand_call): Recognize calls to "sqrt" and create
	corresponding notes.

2003-12-23  Paul Brook  <paul@codesourcery.com>

	* config/arm/arm.c (all_architectures): Add armv6.
	* doc/invoke.texi: Document it.

2003-12-23  Zack Weinberg  <zack@codesourcery.com>
	    Nathan Sidwell  <nathan@codesourcery.com>
	    Mark Mitchell  <mark@codesourcery.com>

	* collect2.c (windows.h): Include.
	(dup2): Remove.
	(handler): Change prototype.
	(unhandled_filter): New funciton.
	(install_handlers): Likewise.
	(disable_break): Likewise.
	(enable_break): Likewise.
	(main): Call install_handlers rather than signal directly.
	(collect_execute): Use pexec.
	(scan_prog_file): Likewise.
	(scan_libraries): Likewise.

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.

2003-11-05  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.

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.

2004-06-29  Paul Brook  <paul@codesourcery.com>

	* g++.old-deja/g++.abi/arraynew.C: Handle ARM EABI cookies.
	* g++.old-deja/g++.abi/cxa_vec.C: Allocate larger cookies for AEABI.

2004-06-15  Paul Brook  <paul@codesourcery.com>

	* gcc.dg/arm-mmx-1.c: Use asm to clobber registers.

2004-05-11  Paul Brook  <paul@codesourcery.com>

	* gcc.c-torture/compile/20010518-1.c: Force enum size.

2004-04-08  Paul Brook  <paul@codesourcery.com>

	* gcc.dg/spill-1.c: New test.

2004-04-05  Paul Brook  <paul@codesourcery.com>

	PR2123
	* g++.gd/expr/anew1.C: XFAIL and make reproducible.  Call abort on
	failure and exit(0) on success.
	* g++.gd/expr/anew2.C: Ditto.
	* g++.gd/expr/anew3.C: Ditto.
	* g++.gd/expr/anew4.C: Ditto. 

2004-04-01  Paul Brook  <paul@codesourcery.com>

	* gcc.dg/arm-mmx-1.c: Add -mabi=iwmmxt to dg-options.

2004-02-04  Ian Lance Taylor  <ian@wasabisystems.com>

	* gcc.dg/arm-mmx-1.c: Don't look for ldmfd if -mthumb.

2003-12-29  Mark Mitchell  <mark@codesourcery.com>

	* g++.old-deja/g++.pt/static11.C: Correct XFAIL syntax.

	* gcc.dg/builtins-config.h: Include <ctype.h>, not <limits.h>.