Add support for --enable-target-optspace to compile with -Os instead of -O2, and default m32r to use it

From-SVN: r19374

 
        * mips.c (compute_frame_size): Change only argument to a HOST_WIDE_INT.

From-SVN: r19373

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        * mips.c (compute_frame_size): Change only argument to a HOST_WIDE_INT.

From-SVN: r19372

* cplus-dem.c:  Add code to enable demangling of names produced
                with the -fsquangle option.

From-SVN: r19371

From-SVN: r19370

From-SVN: r19369

	* decl2.c (check_member_template): Set DECL_IGNORED for member
	class templates, too.

From-SVN: r19368

From-SVN: r19367

From-SVN: r19366

tests for g++/15307 and -Wredundant-decls

From-SVN: r19365

	* stmt.c (check_seenlabel): When search for line number note for
	warning, handle case where there is no such note.

From-SVN: r19364

 
* decl.c (duplicate_decls): Only check DECL_FRIEND_P if function.
g++/15307 redux

From-SVN: r19363

8
* decl.c (duplicate_decls): Only check DECL_FRIEND_P if function.
g++/15307 redux

From-SVN: r19362

From-SVN: r19361

From-SVN: r19360

	* genemit.c (gen_exp): Allow machine description to set mode of
	MATCH_OP_DUP.

From-SVN: r19359

        * mips.h (STACK_BOUNDARY): Allow specific targets to override.
        (MIPS_STACK_ALIGN): Similarly.

From-SVN: r19358

	* alias.c (mode_alias_check): New function.
	(true_dependence, anti_dependence, output_dependence): Call
	mode_alias_check.

From-SVN: r19357

        * cp-tree.h (intTI_type_node, unsigned_intTI_type_node): Declare.
        * decl.c (intTI_type_node, unsigned_intTI_type_node): Define.
        (init_decl_processing): Handle TI types.
        * typeck.c (unsigned_type, signed_type): Handle TI types.

From-SVN: r19356

        * c-common.c (type_for_mode): Handle TI types.
        * c-decl.c (intTI_type_node, unsigned_int_TI_type_node): Define.
        (init_decl_processing): Handle TI types.
        * c-tree.h (intTI_type_node, unsigned_int_TI_type_node): Declare.

From-SVN: r19355

        * mips.c (block_move_loop): Test Pmode == DImode instead of
        TARGET_MIPS64.
        (expand_block_move, save_restore_insns): Likewise.
        (function_prologue, mips_expand_prologue): Likewise.
        (mips_expand_epilogue): Likewise.
        * mips.h (POINTER_SIZE): Allow specific targets to override.
        (Pmode): Allow specific targets to override.
        (FUNCTION_PROFILER): Test Pmode == DImode instead of TARGET_MIPS64
        (POINTER_BOUNDARY, FUNCTION_MODE): Likewise.
        (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE): Likewise.
        (TRAMPOLINE_ALIGNMENT, INITIALIZE_TRAMPOLINE): Likewise.
        (CASE_VECTOR_MODE, ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
        (ASM_OUTPUT_ADDR_DIFF_ELT, SIZE_TYPE, PTRDIFF_TYPE): Likewise.
        * mips.md (indirect, tablejump & casesi support): Test for
        Pmode == DImode instead of TARGET_MIPS64.
        (call patterns): Likewise.

From-SVN: r19354

Fixes a problem compiling on sparcs where STRUCT_VALUE is defined in
sparc.h to use gen_rtx_MEM() and then evaluated in an #if directive in
sendmsg.c.
        * objc/sendmsg.c: Define gen_rtx_MEM() to 1, as is already done
        for gen_rtx(MEM, ...).

From-SVN: r19353

* sparc.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Rewrite
to not be so gross, and to properly function with PIC.

From-SVN: r19352

	* frame.c (heapsort): Rename to frame_heapsort.

From-SVN: r19351

	* gcc.c (do_spec_1, case '['): Move flag out of loop and initialize it.

From-SVN: r19350

From-SVN: r19347

	* i386.md (movsf_push, movdf_push, movxf_push): Allow memory
	operands during and after reload.

From-SVN: r19346

From-SVN: r19345

	* final.c (shorten_branches, init_insn_lengths): Move code
	to free label_align, uid_shuid, insn_lengths, insn_addresses
	and uid_align from the former function into the latter one;
	Add code to clear these variables.
	* sh.h (label_align): Remove declaration.

From-SVN: r19344

From-SVN: r19343

From-SVN: r19342

From-SVN: r19341

From-SVN: r19340

Fix some problems that resulted in assmebler messages 'Error: pcrel too far'
	* sh.c (find_barrier): Fix bug in ADDR_DIFF_VEC handling.
	(split_branches): Call init_insn_lengths.

From-SVN: r19339

From-SVN: r19338

	* reg-stack.c (subst_asm_stack_regs): Change to return the last
	new insn generated by this function.
	(subst_stack_regs): Likewise.
	(convert_regs): Record the last newly generated insn and use
	it for change_stack () instead of INSN.

From-SVN: r19328

From-SVN: r19326

From-SVN: r19314

From-SVN: r19301

From-SVN: r19300