From 86083da0eccc2ad307d45e3427443743b54ac6d4 Mon Sep 17 00:00:00 2001
From: Tobias Grosser <tobias@grosser.es>
Date: Thu, 21 Jul 2016 13:15:55 +0000
Subject: [PATCH] IslNodeBuilder: expose addReferencesFromStmt [NFC]

This will be used by Polly GPGPU to determine the values that need to be
passed to GPU kernels.

llvm-svn: 276269
---
 polly/include/polly/CodeGen/IslNodeBuilder.h | 12 ++++++++++++
 polly/lib/CodeGen/IslNodeBuilder.cpp         | 12 +-----------
 2 files changed, 13 insertions(+), 11 deletions(-)

diff --git a/polly/include/polly/CodeGen/IslNodeBuilder.h b/polly/include/polly/CodeGen/IslNodeBuilder.h
index 5535603..e35233a 100644
--- a/polly/include/polly/CodeGen/IslNodeBuilder.h
+++ b/polly/include/polly/CodeGen/IslNodeBuilder.h
@@ -27,6 +27,18 @@ struct isl_ast_node;
 struct isl_ast_build;
 struct isl_union_map;
 
+struct SubtreeReferences {
+  LoopInfo &LI;
+  ScalarEvolution &SE;
+  Scop &S;
+  ValueMapT &GlobalMap;
+  SetVector<Value *> &Values;
+  SetVector<const SCEV *> &SCEVs;
+  BlockGenerator &BlockGen;
+};
+
+isl_stat addReferencesFromStmt(const ScopStmt *Stmt, void *UserPtr);
+
 class IslNodeBuilder {
 public:
   IslNodeBuilder(PollyIRBuilder &Builder, ScopAnnotator &Annotator, Pass *P,
diff --git a/polly/lib/CodeGen/IslNodeBuilder.cpp b/polly/lib/CodeGen/IslNodeBuilder.cpp
index 30fb75a..6b10258 100644
--- a/polly/lib/CodeGen/IslNodeBuilder.cpp
+++ b/polly/lib/CodeGen/IslNodeBuilder.cpp
@@ -177,16 +177,6 @@ int IslNodeBuilder::getNumberOfIterations(__isl_keep isl_ast_node *For) {
     return NumberIterations + 1;
 }
 
-struct SubtreeReferences {
-  LoopInfo &LI;
-  ScalarEvolution &SE;
-  Scop &S;
-  ValueMapT &GlobalMap;
-  SetVector<Value *> &Values;
-  SetVector<const SCEV *> &SCEVs;
-  BlockGenerator &BlockGen;
-};
-
 /// @brief Extract the values and SCEVs needed to generate code for a block.
 static int findReferencesInBlock(struct SubtreeReferences &References,
                                  const ScopStmt *Stmt, const BasicBlock *BB) {
@@ -213,7 +203,7 @@ static int findReferencesInBlock(struct SubtreeReferences &References,
 /// @param Stmt    The statement for which to extract the information.
 /// @param UserPtr A void pointer that can be casted to a SubtreeReferences
 ///                structure.
-static isl_stat addReferencesFromStmt(const ScopStmt *Stmt, void *UserPtr) {
+isl_stat addReferencesFromStmt(const ScopStmt *Stmt, void *UserPtr) {
   auto &References = *static_cast<struct SubtreeReferences *>(UserPtr);
 
   if (Stmt->isBlockStmt())
-- 
2.7.4