r126410 - in /trunk/gcc: ChangeLog c-common.c c...

[krebbel@gcc.gnu.org]

Author: krebbel
Date: Fri Jul  6 10:47:31 2007
New Revision: 126410

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=126410
Log:
2007-07-06  Andreas Krebbel  <krebbel1@de.ibm.com>

	* libgcc2.h (word_type): Type definition removed.
	(cmp_return_type, shift_count_type): Type definitions added.
	(__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
	replaced with shift_count_type.
	(__cmpdi2, __ucmpdi2): word_type of return type replaced with
	cmp_return_type.
	* libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
	changed from word_type to Wtype.
	(__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
	replaced with shift_count_type.
	(__cmpdi2, __ucmpdi2): word_type of return type replaced with
	cmp_return_type.
	* c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return and
	libgcc_shift_count attribute added.
	* target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
	TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
	(TARGET_INITIALIZER): New target hooks added.
	* targhooks.c (default_libgcc_cmp_return_mode,
	default_libgcc_shift_count_mode): Default implementations for the new
	target hooks added.
	* targhooks.h (default_libgcc_cmp_return_mode,
	default_libgcc_shift_count_mode): Function prototypes added.
	* target.h (struct gcc_target): Fields for the new target hooks added.
	* optabs.c (expand_binop): Use shift_count_mode when expanding shift
	as library call.
	(prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
	library call.

	* doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
	TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.

	* config/s390/s390.c (s390_libgcc_cmp_return_mode,
	s390_libgcc_shift_count_mode): Functions added.
	(TARGET_LIBGCC_CMP_RETURN_MODE,	TARGET_LIBGCC_SHIFT_COUNT_MODE): Target
	hooks defined.


Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/c-common.c
    trunk/gcc/config/s390/s390.c
    trunk/gcc/doc/tm.texi
    trunk/gcc/libgcc2.c
    trunk/gcc/libgcc2.h
    trunk/gcc/optabs.c
    trunk/gcc/target-def.h
    trunk/gcc/target.h
    trunk/gcc/targhooks.c
    trunk/gcc/targhooks.h