2010-01-08 Antoniu Pop <antoniu.pop@gmail.com>

2010-01-08  Antoniu Pop  <antoniu.pop@gmail.com>

New builtin definitions for the window operations on streams.
Generate code for window-level operations on streams.

gcc/
	* omp-low.c (stream_task, stmt_var, hash_stmt_var, eq_stmt_var,
	lookup_actual_var, prepare_outer_context_for_streaming,
	prepare_inner_context_for_streaming, register_consumer_task,
	duplicate_task_body, traverse_task_sese_and_replace_rw_ops,
	loopify_streaming_task_windowwise,
	loopify_streaming_task_elementwise,
	expand_task_streaming_extensions): New.
	(var_stream, lookup_stream, stmt_location,
	lower_rec_input_clauses, lower_send_clauses, stream_create_calls,
	expand_omp_taskreg): Updated.

	* omp-builtins.def (BUILT_IN_GOMP_STREAM_PUSH_WINDOW,
	BUILT_IN_GOMP_STREAM_TAIL_WINDOW,
	BUILT_IN_GOMP_STREAM_HEAD_WINDOW,
	BUILT_IN_GOMP_STREAM_POP_WINDOW): New.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/streamization@155737 138bc75d-0d04-0410-961f-82ee72b054a4