(convert_and_check, overflow_warning, unsigned_conversion_warning):
New functions.  Prototypes added to c-tree.h.

From-SVN: r3405

(parser_build_binary_op): Warn about overflows and
conversions of out-of-range constants in parser-built binary expressions.
(build_conditional_expr): Check conversions in if-then-else expressions.
(build_c_cast): Ignore any integer overflow caused by a cast.
(convert_for_assignment): Warn if source had overflow in folding.
(process_init_constructor): Report overflows in array initializer indexes.

From-SVN: r3404

From-SVN: r3403

(finish_decl, grokdeclarator, finish_struct): Report
overflows in storage sizes.
(build_enumerator): Report overflows in enumerators.

From-SVN: r3402

(lshift_double): Don't report arithmetic overflow, since the
C standard doesn't seem to require it here.
(force_fit_type): Accept new parameter specifying whether a signed
overflow has already occurred.  Yield overflow indication.
All callers changed.
(neg_double): Don't report overflow when -0 yields 0.
(const_binop): Propagate operand overflow for warnings.
Don't report overflow when -1 + 1 yields 0.

From-SVN: r3401

(expand_builtin): Report overflow if __builtin_args_info
arg exceeds one word.
Fix punctuation of error messages.

From-SVN: r3400

From-SVN: r3399

From-SVN: r3398

From-SVN: r3397

(ashlsi3): Likewise.
(and + ashift): New combine pattern.

From-SVN: r3396

From-SVN: r3395

From-SVN: r3394

	(cmpXf insns): Allow 0.0 for either operand of the
	comparison.  Update output template to handle 0.0 as one
	of the operands.
	(movsi insn, fp->fp case): Update constraints and template to
	allow store of zero into an FP register.
	(movhi insn, fp->fp case): Likewise.
	(movqi insn, fp->fp case): Likewise.
	(movdi insn, fp->fp case): Likewise.
	(movDF const_double pattern): Do not apply this pattern
	if the const_double is zero.
	(movdf insn, fp->fp and gr->gr cases): Update constraints
	and output template to allow store of zero into a FP or GR.
	Update condition string to allow zero as operand 1.
	(movsf insn, fp->fp and gr->gr cases): Likewise.  Also allow
	store of zero into a memory location.

From-SVN: r3393

	* pa.h (CONST_DOUBLE_OK_FOR_LETTER_P): Generalize.
	(LEGITIMATE_CONSTANT_P): Allow 0.0.
	(CONST_COSTS, case CONST_DOUBLE): fp0.0 is free when
	not used in a SET expression.

From-SVN: r3392

	* pa.c (reg_or_0_operand): Use CONST0_RTX instead of
	const0_rtx.
	(reg_or_0_or_nonsymb_mem_operand): New function.
	(emit_move_sequence): Copying CONST0_RTX into any
	register can be done directly.  Use CONST0_RTX instead
	of const0_rtx.
	(output_fp_move_double): Handle copying a CONST0_RTX
	into FP or integer registers.
	(print_operand): Handle "%r0" for DFmode and SFmode
	values too.

From-SVN: r3391

From-SVN: r3390

From-SVN: r3389

	* c-common.c (c_build_type_variant): Moved here from c-decl.c.
	Redirected the TYPE_MAIN_VARIANT to the "real" main variant.
	Build the possibly new array type on the permanent obstack if it
        the original type was permanent.
	(permanent_obstack): Added extern declaration.

From-SVN: r3388

From-SVN: r3387

From-SVN: r3386

reload.c (find_reloads_toplev): When handling a (subreg (reg)) where (reg) will be replaced by a memory...

	* reload.c (find_reloads_toplev): When handling a (subreg (reg))
	where (reg) will be replaced by a memory reference, if the memory
	address is invalid for the mode of the subreg, then search the
	memory address for reloads.

From-SVN: r3385

From-SVN: r3384

From-SVN: r3383

	* pa.md (iorsi3): Split into two patterns, a named "iorsi3" which
	only accepts registers, and a combiner pattern which accepts a
	restricted set of constant integers for one term.

From-SVN: r3382

From-SVN: r3381

From-SVN: r3380

	* pa.h (CPP_SPEC for OLD_CC): Delete.
	(CC1_SPEC for OLD_CC): Likewise.
	(MODES_TIEABLE_P): Simplify.
	(ASM_OUTPUT_ADDR_VEC_ELT): Fix comment.
	(leaf_function): Delete unused variable.
	(HARD_REGNO_MODE_OK): Delete old useless version.
	(FIRST_PARM_OFFSET): Likewise.
	(FIRST_PARM_CALLER_OFFSET): Likewise.
	(EXPAND_BUILTIN_SAVEREGS): Likewise.
	(ASM_OUTPUT_REG_PUSH): Likewise.
	(ASM_OUTPUT_REG_POP): Likewise

From-SVN: r3379

From-SVN: r3378

From-SVN: r3377

Remove 29050-specific variants of patterns generating loadm that have
earlyclobber.  This was put in for some very old version of the '050,
which isn't used anymore, that had a bug.

From-SVN: r3376

change /include and -I values from [.config] to [.config.] (this
trailing period works with GNU C's preprocessor but not with VAX C's).

From-SVN: r3375

From-SVN: r3374

initialization.

From-SVN: r3373

(simplify_relation_operation): We can compute the result of a
comparison of CONST_INTs no matter what mode the computation is to be
done in.

From-SVN: r3372

Abort if compare_from_rtx didn't return an rtx with the code we expect.

From-SVN: r3371

second is not.

From-SVN: r3370

leave more room for most names.

From-SVN: r3369

for the name, make a larger type.

From-SVN: r3368

(fixup_var_refs_1, case SET): Correctly check for simple insns that don't
need fixups.

From-SVN: r3367

From-SVN: r3366