libgomp: Provide prototypes for functions implemented by libgomp plugins

	libgomp/
	* libgomp-plugin.h: #include <stdbool.h>.
	(GOMP_OFFLOAD_get_name, GOMP_OFFLOAD_get_caps)
	(GOMP_OFFLOAD_get_type, GOMP_OFFLOAD_get_num_devices)
	(GOMP_OFFLOAD_init_device, GOMP_OFFLOAD_fini_device)
	(GOMP_OFFLOAD_version, GOMP_OFFLOAD_load_image)
	(GOMP_OFFLOAD_unload_image, GOMP_OFFLOAD_alloc, GOMP_OFFLOAD_free)
	(GOMP_OFFLOAD_dev2host, GOMP_OFFLOAD_host2dev)
	(GOMP_OFFLOAD_dev2dev, GOMP_OFFLOAD_can_run, GOMP_OFFLOAD_run)
	(GOMP_OFFLOAD_async_run, GOMP_OFFLOAD_openacc_parallel)
	(GOMP_OFFLOAD_openacc_register_async_cleanup)
	(GOMP_OFFLOAD_openacc_async_test)
	(GOMP_OFFLOAD_openacc_async_test_all)
	(GOMP_OFFLOAD_openacc_async_wait)
	(GOMP_OFFLOAD_openacc_async_wait_async)
	(GOMP_OFFLOAD_openacc_async_wait_all)
	(GOMP_OFFLOAD_openacc_async_wait_all_async)
	(GOMP_OFFLOAD_openacc_async_set_async)
	(GOMP_OFFLOAD_openacc_create_thread_data)
	(GOMP_OFFLOAD_openacc_destroy_thread_data)
	(GOMP_OFFLOAD_openacc_get_current_cuda_device)
	(GOMP_OFFLOAD_openacc_get_current_cuda_context)
	(GOMP_OFFLOAD_openacc_get_cuda_stream)
	(GOMP_OFFLOAD_openacc_set_cuda_stream): New prototypes.
	* libgomp.h (struct acc_dispatch_t, struct gomp_device_descr): Use
	these.
	* plugin/plugin-hsa.c (GOMP_OFFLOAD_load_image)
	(GOMP_OFFLOAD_unload_image): Fix argument types.
	liboffloadmic/
	* plugin/libgomp-plugin-intelmic.cpp (GOMP_OFFLOAD_get_type): Fix
	return type.
	(GOMP_OFFLOAD_load_image): Fix argument types.

From-SVN: r245062
diff --git a/libgomp/libgomp-plugin.h b/libgomp/libgomp-plugin.h
index 107117b..fba45ee 100644
--- a/libgomp/libgomp-plugin.h
+++ b/libgomp/libgomp-plugin.h
@@ -1,4 +1,6 @@
-/* Copyright (C) 2014-2017 Free Software Foundation, Inc.
+/* The libgomp plugin API.
+
+   Copyright (C) 2014-2017 Free Software Foundation, Inc.
 
    Contributed by Mentor Embedded.
 
@@ -24,11 +26,10 @@
    see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
    <http://www.gnu.org/licenses/>.  */
 
-/* An interface to various libgomp-internal functions for use by plugins.  */
-
 #ifndef LIBGOMP_PLUGIN_H
 #define LIBGOMP_PLUGIN_H 1
 
+#include <stdbool.h>
 #include <stddef.h>
 #include <stdint.h>
 
@@ -73,6 +74,42 @@
 extern void GOMP_PLUGIN_fatal (const char *, ...)
 	__attribute__ ((noreturn, format (printf, 1, 2)));
 
+/* Prototypes for functions implemented by libgomp plugins.  */
+extern const char *GOMP_OFFLOAD_get_name (void);
+extern unsigned int GOMP_OFFLOAD_get_caps (void);
+extern int GOMP_OFFLOAD_get_type (void);
+extern int GOMP_OFFLOAD_get_num_devices (void);
+extern bool GOMP_OFFLOAD_init_device (int);
+extern bool GOMP_OFFLOAD_fini_device (int);
+extern unsigned GOMP_OFFLOAD_version (void);
+extern int GOMP_OFFLOAD_load_image (int, unsigned, const void *,
+				    struct addr_pair **);
+extern bool GOMP_OFFLOAD_unload_image (int, unsigned, const void *);
+extern void *GOMP_OFFLOAD_alloc (int, size_t);
+extern bool GOMP_OFFLOAD_free (int, void *);
+extern bool GOMP_OFFLOAD_dev2host (int, void *, const void *, size_t);
+extern bool GOMP_OFFLOAD_host2dev (int, void *, const void *, size_t);
+extern bool GOMP_OFFLOAD_dev2dev (int, void *, const void *, size_t);
+extern bool GOMP_OFFLOAD_can_run (void *);
+extern void GOMP_OFFLOAD_run (int, void *, void *, void **);
+extern void GOMP_OFFLOAD_async_run (int, void *, void *, void **, void *);
+extern void GOMP_OFFLOAD_openacc_parallel (void (*) (void *), size_t, void **,
+					   void **, int, unsigned *, void *);
+extern void GOMP_OFFLOAD_openacc_register_async_cleanup (void *, int);
+extern int GOMP_OFFLOAD_openacc_async_test (int);
+extern int GOMP_OFFLOAD_openacc_async_test_all (void);
+extern void GOMP_OFFLOAD_openacc_async_wait (int);
+extern void GOMP_OFFLOAD_openacc_async_wait_async (int, int);
+extern void GOMP_OFFLOAD_openacc_async_wait_all (void);
+extern void GOMP_OFFLOAD_openacc_async_wait_all_async (int);
+extern void GOMP_OFFLOAD_openacc_async_set_async (int);
+extern void *GOMP_OFFLOAD_openacc_create_thread_data (int);
+extern void GOMP_OFFLOAD_openacc_destroy_thread_data (void *);
+extern void *GOMP_OFFLOAD_openacc_get_current_cuda_device (void);
+extern void *GOMP_OFFLOAD_openacc_get_current_cuda_context (void);
+extern void *GOMP_OFFLOAD_openacc_get_cuda_stream (int);
+extern int GOMP_OFFLOAD_openacc_set_cuda_stream (int, void *);
+
 #ifdef __cplusplus
 }
 #endif