* explow.c (optimize_save_area_alloca): New function for targets
        where SETJMP_VIA_SAVE_AREA is true.
        (allocate_dynamic_stack_space): On SETJMP_VIA_SAVE_AREA targets,
        compute the amount of stack space needed should we find later that
        setjmp is never called by this function, stuff rtl for this inside
        a REG_NOTE of the final SET of stack_pointer_rtx.
        * toplev.c (rest_of_compilation): If SETJMP_VIA_SAVE_AREA and
        current_function_calls_alloca, call optimize_save_area_alloca.
CVS ----------------------------------------------------------------------

From-SVN: r17402

        * i386.md: Remove redundant integer push patterns.
        Don't bother checking for TARGET_PUSH_MEMORY when
        pushing constants or registers.

From-SVN: r17401

From-SVN: r17400

loop.c (find_and_verify_loops): When attempting to move insns from inside the loop outside the loop...

        * loop.c (find_and_verify_loops): When attempting to move insns from
        inside the loop outside the loop, create a BARRIER if no suitable
        one was found.

From-SVN: r17399

	* libU77/configure.in (sys/param.h,sys/times.h): Check.
	(times,alarm): Likewise.
	* libU77/config.h.in (HAVE_SYS_PARAM_H, HAVE_SYS_TIMES_H,
	HAVE_ALARM, HAVE_TIMES): New defs.
	* libU77/alarm_.c: Conditionalize for target platform. Set errno
	to ENOSYS if target libc doesn't have the function.
	* libU77/dtime_.c: Likewise.
	* libU77/etime_.c: Likewise.
	* libU77/sys_clock_.c: Likewise.

From-SVN: r17398

        * configure.in (NON_UNIX_STDIO): Define if MINGW32.
        (NON_ANSI_RW_MODE): Do not define for CYGWIN32 or MINGW32.
        * libI77/rawio.h: Don't providing conflicting declarations for
        read() and write(). MINGW32 header files use "const" quals.
        * libF77/s_paus.c: _WIN32 does not have pause().

From-SVN: r17397

        * pexecute.c (pexecute): New function for mingw32. Supports pipes.
        (pwait): New function for mingw32.
        * gcc.c (execute): Mingw32 pexecute() supports pipes, but cygwin32
        pipe support is broken for now.

Co-Authored-By: J.J. VanderHeijden <J.J.vanderHeijden@student.utwente.nl>

From-SVN: r17396

        * pexecute.c (pexecute): New function for mingw32. Supports pipes.
        (pwait): New function for mingw32.
        * config.table (i[3456]86-*-mingw32*): Support for i386-mingw32.
        * config/mt-mingw32: New file.
        * xmalloc.c (first_break): Not used for mingw32.
        (xmalloc_set_program_name): Don't use sbrk on mingw32.
        (xmalloc): Likewise.
        (xrealloc): Likewise.

Co-Authored-By: J.J. VanderHeijden <J.J.vanderHeijden@student.utwente.nl>

From-SVN: r17395

From-SVN: r17394

        * reorg.c: #include "expr.h" for rtx prototypes.
        * Makefile.in (reorg.o): Depend on expr.h.

From-SVN: r17393

8
        * Makefile.in (FLAGS_TO_PASS): Pass down gcc_include_dir and
        local_prefix to sub-make invocations.

From-SVN: r17392

d
        * Makefile.in (FLAGS_TO_PASS): Pass down gcc_include_dir and
        local_prefix to sub-make invocations.

From-SVN: r17391

Sat Jan 17 21:28:08 1998  Pieter Nagel <pnagel@epiuse.co.za>
        * Makefile.in (FLAGS_TO_PASS): Pass down gcc_include_dir and
        local_prefix to sub-make invocations.

From-SVN: r17390

From-SVN: r17389

        * jump.c (jump_optimize): Remove Dec 17, 1997 chance in
        favor of an equivalent change from gcc-2.8.

From-SVN: r17388

From-SVN: r17387

        * gengenrtl.c (type_from_format): De-ANSIfy function signature.
        (accessor_from_format): Likewise.
        (xmalloc): New function for use when linking with alloca.o.

From-SVN: r17386

        * configure.in: Check makefile fragments in the source
        directory.

From-SVN: r17385

From-SVN: r17382

From-SVN: r17381

From-SVN: r17380

`
        * calls.c (expand_call): Move #ifdef code out of macro argument
        lists.
        (emit_library_call, emit_library_call_value): Likewise.

From-SVN: r17379

d
        * calls.c (expand_call): Move #ifdef code out of macro argument
        lists.
        (emit_library_call, emit_library_call_value): Likewise.

From-SVN: r17378

From-SVN: r17377

From-SVN: r17376

From-SVN: r17375

From-SVN: r17374

        * configure.in: check whether host and target makefile
        fragments exist before adding them to *_makefile_frag

From-SVN: r17373

From-SVN: r17372

From-SVN: r17365

From-SVN: r17358

* alias.c: Change all uses of gen_rtx(FOO...) to gen_rtx_FOO;
change gen_rtx(expr...) to gen_rtx_fmt_foo(expr...).
* caller-save.c, calls.c, combine.c, cse.c: Likewise.
* dwarf2out.c, except.c, explow.c, expmed.c, expr.c: Likewise.
* final.c, flow.c, function.c, genpeep.c, haifa-sched.c: Likewise.
* halfpic.c, integrate.c, jump.c, local-alloc.c, loop.c: Likewise.
* profile.c, recog.c, reg-stack.c, regclass.c, regmove.c: Likewise.
* reload.c, reload1.c, reorg.c, sched.c, stmt.c, stupid.c: Likewise.
* unroll.c, varasm.c: Likewise.
* config/alpha/alpha.c, config/alpha/alpha.md: Likewise.

From-SVN: r17357

From-SVN: r17356

From-SVN: r17355

From-SVN: r17353

	* loop.c (check_dbra_loop): Make sure initial value is a
	CONST_INT before trying to normalize it.

From-SVN: r17352

From-SVN: r17351

From-SVN: r17350

        * svr4.h (LINK_SPEC): Never specify -h.
        * ptx4.h (LINK_SPEC): Likewise.
        * rs6000/sysv4.h (LINK_SPEC): Likewise.
        * sparc/sol2.h (LINK_SPEC): Likewise.

From-SVN: r17349

From-SVN: r17348