mfc_tag_release.c: New file.

mfc_tag_release.c: New file.

	* config/spu/mfc_tag_release.c: New file.
	* config/spu/mfc_multi_tag_release.c: Likewise.
	* config/spu/mfc_multi_tag_reserve.c: Likewise.
	* config/spu/mfc_tag_release.c: Likewise.
	* config/spu/mfc_tag_reserve.c: Likewise.
	* config/spu/mfc_tag_table.c: Likewise.
	* config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Compile them.
	(TARGET_LIBGCC2_CFLAGS): Define __IN_LIBGCC2.
	* config/spu/spu_mfcio.h (uint64_t): Typedef if __IN_LIBGCC2
	is defined and avoid <stdint.h>.
	(MFC_TAG_INVALID, MFC_TAG_VALID): New macros.
	(mfc_tag_reserve, mfc_tag_release, mfc_multi_tag_reserve,
	mfc_multi_tag_release): Likewise.
	(__mfc_tag_reserve, __mfc_tag_release, __mfc_multi_tag_reserve,
	__mfc_multi_tag_release): Declare.

Co-Authored-By: Ben Elliston <bje@au.ibm.com>
From-SVN: r130306