(fold_rtx, case PLUS): If we have (plus A B), A is equivalent to a
negative constant, and the negated constant is in register, convert to
(minus A C) where C is the register containing the negated constant.

From-SVN: r6326

        * pa.h (DBX_BLOCKS_FUNCTION_RELATIVE): Define.
        (ASM_OUTPUT_SOURCE_LINE): Likewise.
        (DBX_FUNCTION_FIRST): Likewise.

        * pa.h (FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM): Change to %r3
        for compatability with HP compilers.

        * pa.h (READONLY_DATA_SECTION): Re-enable use of $LIT$.

From-SVN: r6325

From-SVN: r6324

constructor into memory.

From-SVN: r6323

(expand_expr, case ARRAY_REF): Remove uses of *_type_node and simplify
folding a reference to a character in a STRING_CST.

From-SVN: r6322

From-SVN: r6321

From-SVN: r6320

From-SVN: r6319

From-SVN: r6318

TREE_CONSTANT_OVERFLOW is set.

From-SVN: r6317

From-SVN: r6316

SHORT_IMMEDIATES_SIGN_EXTEND code.

From-SVN: r6315

From-SVN: r6314

(fold, case EQ_EXPR, NE_EXPR): If COMPLEX_TYPE and at least one arg is
a COMPLEX_EXPR, split into a logical operation on the real and
imaginary parts.

From-SVN: r6313

(common_type): For COMPLEX_TYPE, return one of the original types if is the
desired common type.
(build_binary_op): Use SHORT_COMPARE code even if complex.

From-SVN: r6312

kinds of complex integer types.

From-SVN: r6311

double-word before doing them.

From-SVN: r6310

From-SVN: r6309

Simplify such things as (X >> 1) - X.

From-SVN: r6308

New functions.
(struct file_name_list): New members: name_map, got_name_map.
(main, path_include, do_include, do_once): Set got_name_map.
(do_include): Use open_include_file instead of open.  Add new
parameter to lookup_import calls.
(lookup_import): New parameter searchptr.  Call open_include_file
instead of open.

From-SVN: r6307

TRULY_NOOP_TRUNCATION doesn't allow it.

From-SVN: r6306

        * cse.c (cse_insn): Set "cse_jumps_altered" when collapsing
        a switch statement into an unconditional jump.
        * toplev.c (rest_of_compilation): Rerun jump_optimize
        before the second CSE pass.

From-SVN: r6305

From-SVN: r6304

(divmod): Set to type ISUBR.

From-SVN: r6303

(push_reload, find_reloads): Reload inside a paradoxical SUBREG of MEM
except don't force a reload unless the inner mode is narrower than
BIGGEST_ALIGNMENT.

From-SVN: r6302

records.

From-SVN: r6301

(decl_attribute): Verify that alignment and format argument numbers are all
integer constants.
Continue on to next attribute if one is in error.

From-SVN: r6300

From-SVN: r6299

(simplify_binary_operation): Can fold multi-word operations when first is
CONST_INT.
(simplify_binary_operation, case PLUS, MINUS): Don't call plus_constant when
OP0 is VOIDmode.

From-SVN: r6298

From-SVN: r6297

defined by SHIFT_COUNT_TRUNCATED.

From-SVN: r6296

some other type.

From-SVN: r6295

2 new recognizers for sub;subb.  1 new recognizer for addi;subb.
(movstrsi): Remove predicates.  Set inline threshold to 8.
(umulsidi3): Change predicates to nonimmediate_operand.
New recognizer for multiply-by-immediate.
(andsi3): Add `!' for register alternative.
(vdepi_ior, vdepi_and): New recognizers.
(vextru rx,1,ry, vextrs rx,1,ry): New recognizers.
(call, call_value): If PIC, emit USE for for
PIC_OFFSET_TABLE_REGNUM.  Use PIC_OFFSET_TABLE_REGNUM rather than 19.

From-SVN: r6294

(RTX_COSTS) [PLUS]: Rewrite.
(output_scc_insn): Delete.
(output_floatsisf2): Delete.
(output_floatsidf2): Delete.
(PREDICATE_CODES): Define, but leave within #if 0 for now.
(CONDITIONAL_REGISTER_USAGE): Never make
PIC_OFFSET_TABLE_REGNUM fixed.
(INITIALIZE_PIC): Delete.

From-SVN: r6293

(uint32_operand): New function.
(output_block_move): Change unroll threshold from 64 to 32.
(compute_movstrsi_length): Corresponding change.
(print_operand): Don't call debug_rtx, just abort.
(initialize_pic): Delete.
(finalize_pic): Use PIC_OFFSET_TABLE_REGNUM rather than 19.

From-SVN: r6292

reg_live_length, correct it if it is now obviously too small.

From-SVN: r6291

single memory store to an invariant address.

From-SVN: r6290

and -Xlinker options.

From-SVN: r6289

Merge in changes from fixinc.mips.  Fix identifiers
host_mips, mips, MIPSE[LB], R[34]000, SYSTYPE_*.  Fix size_t uses
in stddef.h, memory.h, unistd.h.  Fix /**/ in bsd43/bsd43_.h.

From-SVN: r6288

expanding a synthesized mult.

From-SVN: r6287