* c-common.c (c_common_nodes_and_builtins): The first parameter to
__builtin_va_start and __builtin_va_copy is now either a 'va_list'
or a reference to a va_list.
* builtins.c (stabilize_va_list): Simplify now we don't have to
work around C array address decay.
* c-typeck.c (convert_for_assignment): Handle assignment to
a reference parameter by taking the address of the RHS.
* ginclude/stdarg.h (va_start): Don't take address of first parameter.
(va_copy): Likewise.
(__va_copy): Likewise.
* ginclude/varargs.h (va_start): Likewise.
(__va_copy): Likewise.
From-SVN: r32821
* configure.in (i?86-*-beos{pe,elf,}*): Recognize.
* i386/t-beos, i386/x-beos, i386/xm-beos.h: New files.
* i386/beos-elf.h, i386/beos-pe.h: New files.
* Makefile.in (CROSS_SYSTEM_HEADER_DIR): New.
* cross-make (SYSTEM_HEADER_DIR): Define using
CROSS_SYSTEM_HEADER_DIR.
* gcc.c (LIBRARY_PATH_ENV): Provide default.
(process_command): Use it.
(main): Likewise. Kill trailing = from env vars.
(build_search_list): Put it back.
* collect2.c (main): Use LIBRARY_PATH_ENV.
* configure.in (GCC_NEED_DECLARATIONS): Add environ.
* toplev.c: Use NEED_DECLARATION_ENVIRON.
* tm.texi (Frame Layout): Document SMALL_STACK.
* c-common.c (c_common_nodes_and_builtins): Check it.
* system.h: Undef alloca after including glibc's <stdlib.h>,
if USE_C_ALLOCA is defined.
* gcc.c (set_input): New fn.
(main): After all input files are compiled, reset the input file
info to the first.
* aclocal.m4 (rindex, index): If already defined, don't attempt
to redefine.
* ginclude/varargs.h: (__va_list__): Define ifndef.
* ginclude/stdarg.h: Likewise.
* ginclude/stddef.h (__WCHAR_TYPE__) [BEOS]: Use int
instead of unsigned char.
* hash.h (true, false, boolean): Undef before enum.
From-SVN: r31366
* cccp.c (main): Define __STDC_VERSION__ as necessary.
* cppinit.c (cpp_handle_option): Likewise.
* ginclude/stdarg.h (va_copy): Use __STDC_VERSION__ to
determine when to define.
From-SVN: r31022
* cppp.c (main): Set trigraphs and __STRICT_ANSI__ as
appropriate for -lang-c89 and -std=*.
* cppinit.c (cpp_handle_option): Likewise.
(new_pending_define): New, split out from cpp_handle_option.
* gcc.c (default_compilers): Don't define __STRICT_ANSI__
or enable trigraphs for -ansi/-std=*.
* ginclude/stdarg.h (__va_copy): New.
(va_copy): Don't define for C89.
From-SVN: r30921
David Edelsohn <edelsohn@gnu.org>
* ginclude/stdarg.h (__va_rounded_size): Use long type for
rounding on AIX.
* ginclude/varargs.h: Likewise.
From-SVN: r26837
* arc/arc.h: New file.
* arc/arc.c: New file.
* arc/arc.md: New file.
* arc/initfini.c: New file.
* arc/lib1funcs.asm: New file.
* arc/t-arc: New file.
* arc/xm-arc.h: New file.
* ginclude/va-arc.h: New file.
* ginclude/stdarg.h: Include va-arc.h ifdef __arc__.
* ginclude/varargs.h: Likewise.
* Makefile.in (USER_H): Add va-arc.h.
* configure.in (arc-*-elf*): Recognize.
* longlong.h: Add ARC support.
Mostly so I can test changes in snapshot scripts.
* expr.c (clear_storage): Use CONST0_RTX instead of const0_rtx.
when clearing non-BLKmode data.
Fixes sparc problem.
From-SVN: r15198
* ginclude/stdarg.h: Include va-mn10300.h.
* ginclude/varargs.h: Likewise.
* ginclude/va-mn10300.h: New file.
* mn10300/mn10300.c (expand_prologue): If current_function_varargs is
nonzero, then flush d0/d1 back into the stack.
(mn10300_builtin_saveregs): New function.
(function_arg, function_arg_partial_nregs): New functions.
(initial_offset): Tweak now that the RP save area is allocated
and deallocated around each call again.
* mn10300/mn10300.h (FIRST_PARM_OFFSET): Now 4.
(FRAME_POINTER_REQUIRED): Require a frame pointer for all non-leaf
functions.
(REG_PARM_STACK_SPACE): Now 8 bytes.
(FUNCTION_ARG_REGNO_P): Update for new parameter passing conventions.
(CUMULATIVE_ARGS, INIT_CUMULATIVE_ARGS): Likewise.
(FUNCTION_ARG_ADVANCE, FUNCTION_ARG): Likewise.
(FUNCTION_ARG_PARTIAL_NREGS): Likewise.
(TRAMPOLINE_TEMPLATE): Don't clobber d0 anymore.
(TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Corresponding changes.
(EXPAND_BUILTIN_SAVEREGS): Define.
* mn10300/mn10300.md (call, call_value patterns): Allocate and
deallocate a stack slot for the return pointer around each call.
* mn10300/mn10300.h (RTX_COSTS): Refine.
(CASE_VALUES_THRESHHOLD, NO_FUNCTION_CSE): Likewise.
* mn10300/mn10300.c (output_tst): New function.
* mn10300/mn10300.md (movdi, movdf): Improve code to load constants
into registers.
(tst insns): Use output_tst to optimize some cases. Add versions to
encourage more zero extensions instead of sign extensions of HImode
and QImode values.
(divsi3, udivsi3): Remove patterns. Replaced by...
(divmodsi4, udivmodsi4): New expanders/patterns.
(andsi3): Optimize "and" operations with certain constants.
From-SVN: r13827
