gcc/

	gcc/
	* config/nvptx/mkoffload.c (process): Constify target data.
	* config/i386/intelmic-mkoffload.c (generate_target_descr_file):
	Constify target data.
	(generate_target_offloadend_file): Likewise.

	libgomp/
	* libgomp.h (gomp_device_descr): Constify target data arguments.
	* target.c (struct offload_image_descr): Constify target_data.
	(gomp_offload_image_to_device): Likewise.
	(GOMP_offload_register): Likewise.
	(GOMP_offload_unrefister): Likewise.
	* plugin/plugin-host.c (GOMP_OFFLOAD_load_image,
	GOMP_OFFLOAD_unload_image): Constify target data.
	* plugin/plugin-nvptx.c (struct ptx_image_data): Constify target data.
	(GOMP_OFFLOAD_load_image, GOMP_OFFLOAD_unload_image): Likewise.

	liboffloadmic/
	* plugin/libgomp-plugin-intelmic.cpp (ImgDevAddrMap): Constify.
	(offload_image, GOMP_OFFLOAD_load_image,
	OMP_OFFLOAD_unload_image): Constify target data.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@225936 138bc75d-0d04-0410-961f-82ee72b054a4