[Polly] Use subtyped isl::schedule_nodes for ScheduleTreeVisitor. NFC.

Change pass-by-const-ref to pass-by-value as objects are recreated
due to custom up-/down-casting anwyway.
This commit is contained in:
Michael Kruse 2021-08-31 20:20:12 -05:00
parent c6913905d1
commit c62d9a5ca0
3 changed files with 80 additions and 68 deletions

View File

@ -30,81 +30,94 @@ struct ScheduleTreeVisitor {
return *static_cast<const Derived *>(this);
}
RetTy visit(const isl::schedule_node &Node, Args... args) {
RetTy visit(isl::schedule_node Node, Args... args) {
assert(!Node.is_null());
switch (isl_schedule_node_get_type(Node.get())) {
case isl_schedule_node_domain:
assert(isl_schedule_node_n_children(Node.get()) == 1);
return getDerived().visitDomain(Node, std::forward<Args>(args)...);
return getDerived().visitDomain(Node.as<isl::schedule_node_domain>(),
std::forward<Args>(args)...);
case isl_schedule_node_band:
assert(isl_schedule_node_n_children(Node.get()) == 1);
return getDerived().visitBand(Node, std::forward<Args>(args)...);
return getDerived().visitBand(Node.as<isl::schedule_node_band>(),
std::forward<Args>(args)...);
case isl_schedule_node_sequence:
assert(isl_schedule_node_n_children(Node.get()) >= 2);
return getDerived().visitSequence(Node, std::forward<Args>(args)...);
return getDerived().visitSequence(Node.as<isl::schedule_node_sequence>(),
std::forward<Args>(args)...);
case isl_schedule_node_set:
return getDerived().visitSet(Node, std::forward<Args>(args)...);
return getDerived().visitSet(Node.as<isl::schedule_node_set>(),
std::forward<Args>(args)...);
assert(isl_schedule_node_n_children(Node.get()) >= 2);
case isl_schedule_node_leaf:
assert(isl_schedule_node_n_children(Node.get()) == 0);
return getDerived().visitLeaf(Node, std::forward<Args>(args)...);
return getDerived().visitLeaf(Node.as<isl::schedule_node_leaf>(),
std::forward<Args>(args)...);
case isl_schedule_node_mark:
assert(isl_schedule_node_n_children(Node.get()) == 1);
return getDerived().visitMark(Node, std::forward<Args>(args)...);
return getDerived().visitMark(Node.as<isl::schedule_node_mark>(),
std::forward<Args>(args)...);
case isl_schedule_node_extension:
assert(isl_schedule_node_n_children(Node.get()) == 1);
return getDerived().visitExtension(Node, std::forward<Args>(args)...);
return getDerived().visitExtension(
Node.as<isl::schedule_node_extension>(), std::forward<Args>(args)...);
case isl_schedule_node_filter:
assert(isl_schedule_node_n_children(Node.get()) == 1);
return getDerived().visitFilter(Node, std::forward<Args>(args)...);
return getDerived().visitFilter(Node.as<isl::schedule_node_filter>(),
std::forward<Args>(args)...);
default:
llvm_unreachable("unimplemented schedule node type");
}
}
RetTy visitDomain(const isl::schedule_node &Domain, Args... args) {
return getDerived().visitSingleChild(Domain, std::forward<Args>(args)...);
}
RetTy visitBand(const isl::schedule_node &Band, Args... args) {
return getDerived().visitSingleChild(Band, std::forward<Args>(args)...);
}
RetTy visitSequence(const isl::schedule_node &Sequence, Args... args) {
return getDerived().visitMultiChild(Sequence, std::forward<Args>(args)...);
}
RetTy visitSet(const isl::schedule_node &Set, Args... args) {
return getDerived().visitMultiChild(Set, std::forward<Args>(args)...);
}
RetTy visitLeaf(const isl::schedule_node &Leaf, Args... args) {
return getDerived().visitNode(Leaf, std::forward<Args>(args)...);
}
RetTy visitMark(const isl::schedule_node &Mark, Args... args) {
return getDerived().visitSingleChild(Mark, std::forward<Args>(args)...);
}
RetTy visitExtension(const isl::schedule_node &Extension, Args... args) {
return getDerived().visitSingleChild(Extension,
RetTy visitDomain(isl::schedule_node_domain Domain, Args... args) {
return getDerived().visitSingleChild(std::move(Domain),
std::forward<Args>(args)...);
}
RetTy visitFilter(const isl::schedule_node &Extension, Args... args) {
return getDerived().visitSingleChild(Extension,
RetTy visitBand(isl::schedule_node_band Band, Args... args) {
return getDerived().visitSingleChild(std::move(Band),
std::forward<Args>(args)...);
}
RetTy visitSingleChild(const isl::schedule_node &Node, Args... args) {
return getDerived().visitNode(Node, std::forward<Args>(args)...);
RetTy visitSequence(isl::schedule_node_sequence Sequence, Args... args) {
return getDerived().visitMultiChild(std::move(Sequence),
std::forward<Args>(args)...);
}
RetTy visitMultiChild(const isl::schedule_node &Node, Args... args) {
return getDerived().visitNode(Node, std::forward<Args>(args)...);
RetTy visitSet(isl::schedule_node_set Set, Args... args) {
return getDerived().visitMultiChild(std::move(Set),
std::forward<Args>(args)...);
}
RetTy visitNode(const isl::schedule_node &Node, Args... args) {
RetTy visitLeaf(isl::schedule_node_leaf Leaf, Args... args) {
return getDerived().visitNode(std::move(Leaf), std::forward<Args>(args)...);
}
RetTy visitMark(isl::schedule_node_mark Mark, Args... args) {
return getDerived().visitSingleChild(std::move(Mark),
std::forward<Args>(args)...);
}
RetTy visitExtension(isl::schedule_node_extension Extension, Args... args) {
return getDerived().visitSingleChild(std::move(Extension),
std::forward<Args>(args)...);
}
RetTy visitFilter(isl::schedule_node_filter Filter, Args... args) {
return getDerived().visitSingleChild(std::move(Filter),
std::forward<Args>(args)...);
}
RetTy visitSingleChild(isl::schedule_node Node, Args... args) {
return getDerived().visitNode(std::move(Node), std::forward<Args>(args)...);
}
RetTy visitMultiChild(isl::schedule_node Node, Args... args) {
return getDerived().visitNode(std::move(Node), std::forward<Args>(args)...);
}
RetTy visitNode(isl::schedule_node Node, Args... args) {
llvm_unreachable("Unimplemented other");
}
};
@ -122,18 +135,18 @@ struct RecursiveScheduleTreeVisitor
}
/// When visiting an entire schedule tree, start at its root node.
RetTy visit(const isl::schedule &Schedule, Args... args) {
RetTy visit(isl::schedule Schedule, Args... args) {
return getDerived().visit(Schedule.get_root(), std::forward<Args>(args)...);
}
// Necessary to allow overload resolution with the added visit(isl::schedule)
// overload.
RetTy visit(const isl::schedule_node &Node, Args... args) {
RetTy visit(isl::schedule_node Node, Args... args) {
return getBase().visit(Node, std::forward<Args>(args)...);
}
/// By default, recursively visit the child nodes.
RetTy visitNode(const isl::schedule_node &Node, Args... args) {
RetTy visitNode(isl::schedule_node Node, Args... args) {
isl_size NumChildren = Node.n_children().release();
for (isl_size i = 0; i < NumChildren; i += 1)
getDerived().visit(Node.child(i), std::forward<Args>(args)...);

View File

@ -108,7 +108,7 @@ public:
return Transformer.Result;
}
void visitBand(const isl::schedule_node &Band) {
void visitBand(isl::schedule_node_band Band) {
// Transform inner loops first (depth-first search).
getBase().visitBand(Band);
if (!Result.is_null())
@ -153,7 +153,7 @@ public:
}
}
void visitNode(const isl::schedule_node &Other) {
void visitNode(isl::schedule_node Other) {
if (!Result.is_null())
return;
getBase().visitNode(Other);

View File

@ -69,12 +69,12 @@ struct ScheduleTreeRewriter
return *static_cast<const Derived *>(this);
}
isl::schedule visitDomain(const isl::schedule_node &Node, Args... args) {
isl::schedule visitDomain(isl::schedule_node_domain Node, Args... args) {
// Every schedule_tree already has a domain node, no need to add one.
return getDerived().visit(Node.first_child(), std::forward<Args>(args)...);
}
isl::schedule visitBand(const isl::schedule_node &Band, Args... args) {
isl::schedule visitBand(isl::schedule_node_band Band, Args... args) {
isl::multi_union_pw_aff PartialSched =
isl::manage(isl_schedule_node_band_get_partial_schedule(Band.get()));
isl::schedule NewChild =
@ -94,7 +94,7 @@ struct ScheduleTreeRewriter
return NewNode.get_schedule();
}
isl::schedule visitSequence(const isl::schedule_node &Sequence,
isl::schedule visitSequence(isl::schedule_node_sequence Sequence,
Args... args) {
int NumChildren = isl_schedule_node_n_children(Sequence.get());
isl::schedule Result =
@ -105,7 +105,7 @@ struct ScheduleTreeRewriter
return Result;
}
isl::schedule visitSet(const isl::schedule_node &Set, Args... args) {
isl::schedule visitSet(isl::schedule_node_set Set, Args... args) {
int NumChildren = isl_schedule_node_n_children(Set.get());
isl::schedule Result =
getDerived().visit(Set.child(0), std::forward<Args>(args)...);
@ -118,7 +118,7 @@ struct ScheduleTreeRewriter
return Result;
}
isl::schedule visitLeaf(const isl::schedule_node &Leaf, Args... args) {
isl::schedule visitLeaf(isl::schedule_node_leaf Leaf, Args... args) {
return isl::schedule::from_domain(Leaf.get_domain());
}
@ -133,7 +133,7 @@ struct ScheduleTreeRewriter
return NewChild.insert_mark(TheMark).get_schedule();
}
isl::schedule visitExtension(const isl::schedule_node &Extension,
isl::schedule visitExtension(isl::schedule_node_extension Extension,
Args... args) {
isl::union_map TheExtension =
Extension.as<isl::schedule_node_extension>().get_extension();
@ -146,7 +146,7 @@ struct ScheduleTreeRewriter
return NewChild.graft_before(NewExtension).get_schedule();
}
isl::schedule visitFilter(const isl::schedule_node &Filter, Args... args) {
isl::schedule visitFilter(isl::schedule_node_filter Filter, Args... args) {
isl::union_set FilterDomain =
Filter.as<isl::schedule_node_filter>().get_filter();
isl::schedule NewSchedule =
@ -154,7 +154,7 @@ struct ScheduleTreeRewriter
return NewSchedule.intersect_domain(FilterDomain);
}
isl::schedule visitNode(const isl::schedule_node &Node, Args... args) {
isl::schedule visitNode(isl::schedule_node Node, Args... args) {
llvm_unreachable("Not implemented");
}
};
@ -178,7 +178,7 @@ struct ExtensionNodeRewriter
BaseTy &getBase() { return *this; }
const BaseTy &getBase() const { return *this; }
isl::schedule visitSchedule(const isl::schedule &Schedule) {
isl::schedule visitSchedule(isl::schedule Schedule) {
isl::union_map Extensions;
isl::schedule Result =
visit(Schedule.get_root(), Schedule.get_domain(), Extensions);
@ -186,7 +186,7 @@ struct ExtensionNodeRewriter
return Result;
}
isl::schedule visitSequence(const isl::schedule_node &Sequence,
isl::schedule visitSequence(isl::schedule_node_sequence Sequence,
const isl::union_set &Domain,
isl::union_map &Extensions) {
int NumChildren = isl_schedule_node_n_children(Sequence.get());
@ -201,7 +201,7 @@ struct ExtensionNodeRewriter
return NewNode;
}
isl::schedule visitSet(const isl::schedule_node &Set,
isl::schedule visitSet(isl::schedule_node_set Set,
const isl::union_set &Domain,
isl::union_map &Extensions) {
int NumChildren = isl_schedule_node_n_children(Set.get());
@ -217,14 +217,14 @@ struct ExtensionNodeRewriter
return NewNode;
}
isl::schedule visitLeaf(const isl::schedule_node &Leaf,
isl::schedule visitLeaf(isl::schedule_node_leaf Leaf,
const isl::union_set &Domain,
isl::union_map &Extensions) {
Extensions = isl::union_map::empty(Leaf.ctx());
return isl::schedule::from_domain(Domain);
}
isl::schedule visitBand(const isl::schedule_node &OldNode,
isl::schedule visitBand(isl::schedule_node_band OldNode,
const isl::union_set &Domain,
isl::union_map &OuterExtensions) {
isl::schedule_node OldChild = OldNode.first_child();
@ -274,7 +274,7 @@ struct ExtensionNodeRewriter
return NewNode.get_schedule();
}
isl::schedule visitFilter(const isl::schedule_node &Filter,
isl::schedule visitFilter(isl::schedule_node_filter Filter,
const isl::union_set &Domain,
isl::union_map &Extensions) {
isl::union_set FilterDomain =
@ -285,7 +285,7 @@ struct ExtensionNodeRewriter
return visit(Filter.first_child(), NewDomain, Extensions);
}
isl::schedule visitExtension(const isl::schedule_node &Extension,
isl::schedule visitExtension(isl::schedule_node_extension Extension,
const isl::union_set &Domain,
isl::union_map &Extensions) {
isl::union_map ExtDomain =
@ -311,7 +311,7 @@ struct CollectASTBuildOptions
llvm::SmallVector<isl::union_set, 8> ASTBuildOptions;
void visitBand(const isl::schedule_node &Band) {
void visitBand(isl::schedule_node_band Band) {
ASTBuildOptions.push_back(
isl::manage(isl_schedule_node_band_get_ast_build_options(Band.get())));
return getBase().visitBand(Band);
@ -335,7 +335,7 @@ struct ApplyASTBuildOptions
ApplyASTBuildOptions(llvm::ArrayRef<isl::union_set> ASTBuildOptions)
: ASTBuildOptions(ASTBuildOptions) {}
isl::schedule visitSchedule(const isl::schedule &Schedule) {
isl::schedule visitSchedule(isl::schedule Schedule) {
Pos = 0;
isl::schedule Result = visit(Schedule).get_schedule();
assert(Pos == ASTBuildOptions.size() &&
@ -343,10 +343,9 @@ struct ApplyASTBuildOptions
return Result;
}
isl::schedule_node visitBand(const isl::schedule_node &Band) {
isl::schedule_node Result =
Band.as<isl::schedule_node_band>().set_ast_build_options(
ASTBuildOptions[Pos]);
isl::schedule_node visitBand(isl::schedule_node_band Band) {
isl::schedule_node_band Result =
Band.set_ast_build_options(ASTBuildOptions[Pos]);
Pos += 1;
return getBase().visitBand(Result);
}