* fixinc.svr4: Avoid the SVR4 typedef of bool in curses.h when
        compiling for C++, since g++ now supports it as an official typename.

From-SVN: r7327

From-SVN: r7326

From-SVN: r7325

From-SVN: r7324

(simplify_set): Move call to make_field_assignment to end; if SRC or DEST is a (clobber (const_int 0)), return it.

(simplify_set): Move call to make_field_assignment to end; if SRC or DEST is
a (clobber (const_int 0)), return it.
(force_to_mode): If X is a CALL, just return it.

From-SVN: r7323

(make_extraction): Don't put a subreg around a register if it is already in
the correct mode.

From-SVN: r7322

From-SVN: r7321

appended to CFLAGS, otherwise CFLAGS2.

From-SVN: r7320

memory to ensure same alternative chosen later.

From-SVN: r7319

(reload_as_needed): Sort the spilled regs.
(allocate_reload_reg): If we have group needs and failure would be fatal, do
not try to do round-robin allocation of the spill regs.

From-SVN: r7318

change.

From-SVN: r7317

From-SVN: r7316

From-SVN: r7315

From-SVN: r7314

(ereal_from_int, ereal_to_int, etarsingle):  Correct signed/unsigned
discrepancies.
(ereal_from_double): Avoid "right shift count too big" warning in previous
change.

From-SVN: r7313

and unpack the HOST_WIDE_INTs.

From-SVN: r7312

HOST_WIDE_INT.

From-SVN: r7311

From-SVN: r7310

From-SVN: r7309

if the register dies in the succeeding insn.

From-SVN: r7308

From-SVN: r7307

than to_mode if truncation is a no-op.

From-SVN: r7306

Allow conversions from integer to pointer if int is wide enough.

From-SVN: r7305

From-SVN: r7304

From-SVN: r7303

From-SVN: r7302

is still live if it contains an argument.

From-SVN: r7301

their CALL_INSN_FUNCTION_USAGEs are the same as well.

From-SVN: r7300

From-SVN: r7299

From-SVN: r7298

From-SVN: r7297

(integrate_decl_tree): Use copy_node to make a copy
        of the decl.  Also call copy_lang_decl to copy the
        language-specific bits.

From-SVN: r7296

From-SVN: r7295

        actually be called.

From-SVN: r7294

        where one of the operands is integer_onep, just return expr.

From-SVN: r7293

words.

From-SVN: r7292

From-SVN: r7291

From-SVN: r7290

calls.c (expand_call): Only destroy temporaries at the end of function calls, if flag_short_temps is set.

        * calls.c (expand_call): Only destroy temporaries at the end
        of function calls, if flag_short_temps is set.
        * expr.c (safe_from_p, expand_expr): Handle CLEANUP_POINT_EXPRs.
        * expr.c (expand_expr): Improve handling of temporaries inside
        COND_EXPRs, cures call to sorry.
        * expr.c (defer_cleanups_to): New routine to handle the deferral
        of cleanups.
        * flags.h (flag_short_temps): New flag, to allow better control
        over the lifetime of temporaries.
        * toplev.c (flag_short_temps, lang_options): Ditto.
        * tree.def (CLEANUP_POINT_EXPR): Add, to allow better control over
        the lifetime of temporaries.

From-SVN: r7289

(zero_extendqidi2, extendqidi2, zero_extendhidi2): New patterns.
(extendhidi2, zero_extendsidi2, extendsidi2): Likewise.
(zero_extendqisi2, zero_extendqihi2, zero_extendhisi2): Use
andil/andi instead of rlinm/rlwinm.
(zero_extendqihi2): Add condition register variants.
(extendqisi2, extendqihi2): Use extsb for PowerPC.
(adddi3, subdi3, negdi2, ashrdi3): Emulate only if !TARGET_POWERPC64.
(movdf, movdi, movti): New PowerPC64 versions.
(load/store with update): New PowerPC64 patterns.

From-SVN: r7288