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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
This commit is contained in:
Johannes Doerfert 2014-07-29 08:59:56 +00:00
parent 5d83f09cdd
commit 47b906c815
1 changed files with 5 additions and 15 deletions
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20
polly/lib/CodeGen/IslAst.cpp
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@ -239,22 +239,12 @@ astBuildAfterFor(__isl_take isl_ast_node *Node, __isl_keep isl_ast_build *Build,
static __isl_give isl_ast_node *AtEachDomain(__isl_take isl_ast_node *Node,
__isl_keep isl_ast_build *Build,
void *User) {
IslAstUserPayload *Info = nullptr;
isl_id *Id = isl_ast_node_get_annotation(Node);
assert(!isl_ast_node_get_annotation(Node) && "Node already annotated");
IslAstUserPayload *NodeInfo = new IslAstUserPayload();
isl_id *Id = isl_id_alloc(isl_ast_build_get_ctx(Build), "", NodeInfo);
Id = isl_id_set_free_user(Id, freeIslAstUserPayload);
if (Id)
Info = (IslAstUserPayload *)isl_id_get_user(Id);
if (!Info) {
// Allocate annotations once: parallel for detection might have already
// allocated the annotations for this node.
Info = new IslAstUserPayload();
Id = isl_id_alloc(isl_ast_node_get_ctx(Node), nullptr, Info);
Id = isl_id_set_free_user(Id, freeIslAstUserPayload);
}
if (!Info->Build)
Info->Build = isl_ast_build_copy(Build);
NodeInfo->Build = isl_ast_build_copy(Build);
return isl_ast_node_set_annotation(Node, Id);
}