lambda-code.c (lambda_loopnest_to_gcc_loopnest): Convert to use…

lambda-code.c (lambda_loopnest_to_gcc_loopnest): Convert to use FOR_EACH_SSA_USE_OPERAND iterator, and propagate_value.

2004-10-06  Daniel Berlin  <dberlin@dberlin.org>

	* lambda-code.c (lambda_loopnest_to_gcc_loopnest): Convert
	to use FOR_EACH_SSA_USE_OPERAND iterator, and propagate_value.

2004-10-06  Daniel Berlin  <dberlin@dberlin.org>

	* lambda-code.c (compute_nest_using_fourier_motzkin): New
	function.
	(lambda_compute_auxillary_space): Split from here.

2004-10-06  Daniel Berlin  <dberlin@dberlin.org>

	* tree-ssa-loop-ivopts.c (expr_invariant_in_loop): Make non-static.
	* tree-flow.h: Add prototype.
	* lambda-code.c (invariant_in_loop_and_outer_loops): Use
	expr_invariant_in_loop.

From-SVN: r88622

gcc/tree-flow.h

@@ -742,6 +742,8 @@ extern void build_ssa_operands (tree, stmt_ann_t, stmt_operands_p,
 /* In tree-loop-linear.c  */
 extern void linear_transform_loops (struct loops *);
 
+/* In tree-ssa-loop-ivopts.c  */
+extern bool expr_invariant_in_loop_p (struct loop *loop, tree expr);
 /* In gimplify.c  */
 
 tree force_gimple_operand (tree, tree *, bool, tree);

gcc/tree-ssa-loop-ivopts.c

@@ -1191,7 +1191,7 @@ find_interesting_uses_cond (struct ivopts_data *data, tree stmt, tree *cond_p)
 /* Returns true if expression EXPR is obviously invariant in LOOP,
    i.e. if all its operands are defined outside of the LOOP.  */
 
-static bool
+bool
 expr_invariant_in_loop_p (struct loop *loop, tree expr)
 {
   basic_block def_bb;