From-SVN: r4403

From-SVN: r4402

(make_nan): New function outputs a NaN in requested machine mode.
(eisnan, eiisnan, enan, einan, eiisinf, eiinfin): New functions.
(earith, etrunci, etruncui, ereal_negate, ereal_ldexp,
real_value_truncate, esub, eadd, emul, ediv, eremain):
Return NaN arg back to caller.
(eroundi, eroundui, ereal_to_int): NaN to integer returns -1
and a warning.
(target_isnan): Check for NaN.
(eneg): No-op if NaN.
(eisneg, eisinf): False if NaN.
(emovi, emovo): Handle NaN conversions.
(esub, eadd): Infinity minus infinity = NaN and INVALID warning.
(ediv): 0/0, inf/inf = NaN and INVALID warning.
(emul): 0 * inf = NaN and INVALID warning.
(e24toe, e53toe, e64toe): Generate e-type NaN for NaN input.
(etoe24, etoe53, etoe64): Output NaN in appropriate machine mode.
(ecmp): Unordered compare returns -2.
(etoasc): NaN produces ASCII string "NaN".
(asctoe): Unrecognizable input produces e-type NaN.
(eremain): x REM y = NaN if y = 0 or x = infinity.

From-SVN: r4401

From-SVN: r4400

(call, call_value): Copy fn address to safe reg if necessary.

From-SVN: r4399

From-SVN: r4398

From-SVN: r4397

From-SVN: r4396

From-SVN: r4395

(call expanders): If address uses a virtual reg or arg pointer reg,
copy it.

From-SVN: r4394

From-SVN: r4393

From-SVN: r4392

From-SVN: r4391

(ASM_OUTPUT_INTERNAL_LABEL): Don't include a `.' in the label name.

From-SVN: r4390

(their matchers): Use const_int_operand as predicate, and `n' as constraint.
Fix the extra conditions.

From-SVN: r4389

From-SVN: r4388

Register 16 is AP and not floating.

From-SVN: r4387

(HARD_REGNO_MODE_OK): Properly check for floating-point registers.
Register 16 is AP and not floating.

From-SVN: r4386

From-SVN: r4385

operand that the matcher won't accept.

(umulsidi3 expand + two matchers): Rewrite.
Old patterns misused subreg and matched wrong immediate values.
(mulsidi3 patterns): Likewise.

From-SVN: r4384

From-SVN: r4383

reload if it is set elsewhere in the insn.

From-SVN: r4382

From-SVN: r4381

From-SVN: r4380

	* pa.h (reg_class): Add new NON_SHIFT_REGS class.
	(REG_CLASS_NAMES): Name new class "NON_SHIFT_REGS".
	(REG_CLASS_CONTENTS): Initialize NON_SHIFT_REGS.

From-SVN: r4379

	* loop.c (strength_reduce): Handle case where loop_end is the
	end of the current function.

From-SVN: r4378

From-SVN: r4377

From-SVN: r4376

From-SVN: r4375

From-SVN: r4374

operand_subword instead.

From-SVN: r4373

From-SVN: r4372

From-SVN: r4371

(reload_as_needed): Pass that second arg.

From-SVN: r4370

From-SVN: r4369

From-SVN: r4368

From-SVN: r4367

From-SVN: r4366

From-SVN: r4365

From-SVN: r4364