Assume no annotations when visiting new domain (IslAst)
Whe we build the IslAst we visit for nodes (in pre and post order) as well as user/domain nodes. As these two sets are non overlapping we do not need to check if we annotated a node earlier when we visit it. llvm-svn: 214170
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@ -239,22 +239,12 @@ astBuildAfterFor(__isl_take isl_ast_node *Node, __isl_keep isl_ast_build *Build,
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static __isl_give isl_ast_node *AtEachDomain(__isl_take isl_ast_node *Node,
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__isl_keep isl_ast_build *Build,
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void *User) {
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IslAstUserPayload *Info = nullptr;
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isl_id *Id = isl_ast_node_get_annotation(Node);
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assert(!isl_ast_node_get_annotation(Node) && "Node already annotated");
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IslAstUserPayload *NodeInfo = new IslAstUserPayload();
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isl_id *Id = isl_id_alloc(isl_ast_build_get_ctx(Build), "", NodeInfo);
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Id = isl_id_set_free_user(Id, freeIslAstUserPayload);
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if (Id)
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Info = (IslAstUserPayload *)isl_id_get_user(Id);
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if (!Info) {
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// Allocate annotations once: parallel for detection might have already
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// allocated the annotations for this node.
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Info = new IslAstUserPayload();
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Id = isl_id_alloc(isl_ast_node_get_ctx(Node), nullptr, Info);
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Id = isl_id_set_free_user(Id, freeIslAstUserPayload);
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}
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if (!Info->Build)
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Info->Build = isl_ast_build_copy(Build);
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NodeInfo->Build = isl_ast_build_copy(Build);
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return isl_ast_node_set_annotation(Node, Id);
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}
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