From 07687835bea637072221fdcbeb11cf14c43986f7 Mon Sep 17 00:00:00 2001 From: Trevor Saunders Date: Fri, 1 Nov 2013 20:31:32 +0000 Subject: Replace some heap vectors with stack vectors. From http://gcc.gnu.org/ml/gcc-patches/2013-10/msg02735.html This patch is pretty dull, it just replaces a bunch of things of the form vec x; x.create (N); // N is a constant blah blah x.release (); by stack_vec x; blah blah 2013-11-01 Trevor Saunders gcc/ * function.c (reorder_blocks): Convert block_stack to a stack_vec. * gimplify.c (gimplify_compound_lval): Likewise. * graphite-clast-to-gimple.c (gloog): Likewise. * graphite-dependences.c (loop_is_parallel_p): Likewise. * graphite-scop-detection.c (scopdet_basic_block_info): Likewise. (limit_scop); Likewise. (build_scops): Likewise. (dot_scop): Likewise. * graphite-sese-to-poly.c (sese_dom_walker): Likewise. (build_scop_drs): Likewise. (insert_stmts): Likewise. (insert_out_of_ssa_copy): Likewise. (remove_phi): Likewise. (rewrite_commutative_reductions_out_of_ssa_close_phi): Likewise. * hw-doloop.c (discover_loop): Likewise. * tree-call-cdce.c (shrink_wrap_one_built_in_call): Likewise. * tree-dfa.c (dump_enumerated_decls): Likewise. * tree-if-conv.c (if_convertable_loop_p): Likewise. * tree-inline.c (tree_function_versioning): Likewise. * tree-loop-distribution.c (build_rdg): Likewise. (rdg_flag_vertex_and_dependent): Likewise. (distribute_loop): Likewise. * tree-parloops.c (loop_parallel_p): Likewise. (eliminate_local_variables): Likewise. (separate_decls_in_region): Likewise. * tree-predcom.c (tree_predictive_commoning_loop): Likewise. * tree-ssa-phiopt.c (cond_if_else_store_replacement): Likewise. * tree-ssa-uncprop.c (uncprop_dom_walker): Likewise. * tree-vect-loop.c (vect_analyze_scaler_cycles_1): Likewise. * tree-vect-patterns.c (vect_pattern_recog): Likewise. * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise. (vectorizable_condition): Likewise. gcc/cp/ * semantics.c (build_anon_member_initialization): Convert fields to be a stack_vec. From-SVN: r204301 --- gcc/graphite-scop-detection.c | 20 ++++++-------------- 1 file changed, 6 insertions(+), 14 deletions(-) (limited to 'gcc/graphite-scop-detection.c') diff --git a/gcc/graphite-scop-detection.c b/gcc/graphite-scop-detection.c index 38fe92b..e73a349 100644 --- a/gcc/graphite-scop-detection.c +++ b/gcc/graphite-scop-detection.c @@ -475,8 +475,7 @@ scopdet_basic_block_info (basic_block bb, loop_p outermost_loop, case GBB_LOOP_SING_EXIT_HEADER: { - vec regions; - regions.create (3); + stack_vec regions; struct scopdet_info sinfo; edge exit_e = single_exit (loop); @@ -541,8 +540,7 @@ scopdet_basic_block_info (basic_block bb, loop_p outermost_loop, { /* XXX: For now we just do not join loops with multiple exits. If the exits lead to the same bb it may be possible to join the loop. */ - vec regions; - regions.create (3); + stack_vec regions; vec exits = get_loop_exit_edges (loop); edge e; int i; @@ -585,8 +583,7 @@ scopdet_basic_block_info (basic_block bb, loop_p outermost_loop, } case GBB_COND_HEADER: { - vec regions; - regions.create (3); + stack_vec regions; struct scopdet_info sinfo; vec dominated; int i; @@ -1189,8 +1186,7 @@ print_graphite_statistics (FILE* file, vec scops) static void limit_scops (vec *scops) { - vec regions; - regions.create (3); + stack_vec regions; int i; scop_p scop; @@ -1225,7 +1221,6 @@ limit_scops (vec *scops) create_sese_edges (regions); build_graphite_scops (regions, scops); - regions.release (); } /* Returns true when P1 and P2 are close phis with the same @@ -1404,8 +1399,7 @@ void build_scops (vec *scops) { struct loop *loop = current_loops->tree_root; - vec regions; - regions.create (3); + stack_vec regions; canonicalize_loop_closed_ssa_form (); build_scops_1 (single_succ (ENTRY_BLOCK_PTR), ENTRY_BLOCK_PTR->loop_father, @@ -1595,7 +1589,7 @@ dot_all_scops (vec scops) DEBUG_FUNCTION void dot_scop (scop_p scop) { - vec scops = vNULL; + stack_vec scops; if (scop) scops.safe_push (scop); @@ -1615,8 +1609,6 @@ dot_scop (scop_p scop) #else dot_all_scops_1 (stderr, scops); #endif - - scops.release (); } #endif -- cgit v1.1