2006-04-27 Andrew MacLeod <amacleod@redhat.com>
PR tree-optimization/26854
* tree-vrp.c (remove_range_assertions): Use new Immuse iterator.
* doc/tree-ssa.texi: Update immuse iterator documentation.
* tree-ssa-math-opts.c (execute_cse_reciprocals_1): Use new iterator.
* tree-ssa-dom.c (propagate_rhs_into_lhs): Use new iterator.
* tree-flow-inline.h (end_safe_imm_use_traverse, end_safe_imm_use_p,
first_safe_imm_use, next_safe_imm_use): Remove.
(end_imm_use_stmt_p): New. Check for end of immuse stmt traversal.
(end_imm_use_stmt_traverse): New. Terminate immuse stmt traversal.
(move_use_after_head): New. Helper function to sort immuses in a stmt.
(link_use_stmts_after): New. Link all immuses in a stmt consescutively.
(first_imm_use_stmt): New. Get first stmt in an immuse list.
(next_imm_use_stmt): New. Get next stmt in an immuse list.
(first_imm_use_on_stmt): New. Get first immuse on a stmt.
(end_imm_use_on_stmt_p): New. Check for end of immuses on a stmt.
(next_imm_use_on_stmt): New. Move to next immuse on a stmt.
* tree-ssa-forwprop.c (forward_propagate_addr_expr): Use new iterator.
* lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use new iterator.
(perfect_nestify): Use new iterator.
* tree-vect-transform.c (vect_create_epilog_for_reduction): Use new
iterator.
* tree-flow.h (struct immediate_use_iterator_d): Add comments.
(next_imm_name): New field in struct immediate_use_iterator_d.
(FOR_EACH_IMM_USE_SAFE, BREAK_FROM_SAFE_IMM_USE): Remove.
(FOR_EACH_IMM_USE_STMT, BREAK_FROM_IMM_USE_STMT,
FOR_EACH_IMM_USE_ON_STMT): New immediate use iterator macros.
* tree-cfg.c (replace_uses_by): Use new iterator.
* tree-ssa-threadedge.c (lhs_of_dominating_assert): Use new iterator.
* tree-ssa-operands.c (correct_use_link): Remove.
(finalize_ssa_use_ops): No longer call correct_use_link.
From-SVN: r113321
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