From 2b1d9dc0efa7f724ce91c3463b1f5a70ab936cd1 Mon Sep 17 00:00:00 2001 From: Diego Novillo Date: Tue, 10 Jul 2001 03:50:25 +0000 Subject: basic-block.h (tree_node): Forward declare if needed. 2001-07-09 Diego Novillo * basic-block.h (tree_node): Forward declare if needed. (struct basic_block_def): Add fields 'head_tree' and 'end_tree'. (BLOCK_HEAD_TREE): Define. (BLOCK_END_TREE): Define. (struct loops): Rename field 'tree' to 'tree_root'. * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and 'end_tree'. (flow_loops_tree_build): Rename reference to field 'tree' to 'tree_root'. (flow_loops_level_compute): Ditto. * predict.c (estimate_bb_frequencies): Ditto. * tree.h (struct tree_common): Add field 'aux'. From-SVN: r43886 --- gcc/flow.c | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) (limited to 'gcc/flow.c') diff --git a/gcc/flow.c b/gcc/flow.c index fba78dd..784d21d 100644 --- a/gcc/flow.c +++ b/gcc/flow.c @@ -195,6 +195,8 @@ varray_type basic_block_info; struct basic_block_def entry_exit_blocks[2] = {{NULL, /* head */ NULL, /* end */ + NULL, /* head_tree */ + NULL, /* end_tree */ NULL, /* pred */ NULL, /* succ */ NULL, /* local_set */ @@ -210,6 +212,8 @@ struct basic_block_def entry_exit_blocks[2] { NULL, /* head */ NULL, /* end */ + NULL, /* head_tree */ + NULL, /* end_tree */ NULL, /* pred */ NULL, /* succ */ NULL, /* local_set */ @@ -8718,8 +8722,8 @@ flow_loops_tree_build (loops) /* Root the loop hierarchy tree with the first loop found. Since we used a depth first search this should be the outermost loop. */ - loops->tree = &loops->array[0]; - loops->tree->outer = loops->tree->inner = loops->tree->next = NULL; + loops->tree_root = &loops->array[0]; + loops->tree_root->outer = loops->tree_root->inner = loops->tree_root->next = NULL; /* Add the remaining loops to the tree. */ for (i = 1; i < num_loops; i++) @@ -8773,7 +8777,7 @@ flow_loops_level_compute (loops) int levels = 0; /* Traverse all the outer level loops. */ - for (loop = loops->tree; loop; loop = loop->next) + for (loop = loops->tree_root; loop; loop = loop->next) { level = flow_loop_level_compute (loop, 1); if (level > levels) -- cgit v1.1