diff options
Diffstat (limited to 'tensorflow/compiler/xla/service/llvm_ir/llvm_loop.h')
| -rw-r--r-- | tensorflow/compiler/xla/service/llvm_ir/llvm_loop.h | 29 |
1 files changed, 11 insertions, 18 deletions
diff --git a/tensorflow/compiler/xla/service/llvm_ir/llvm_loop.h b/tensorflow/compiler/xla/service/llvm_ir/llvm_loop.h index 20069ce5a2..90f7c7df9e 100644 --- a/tensorflow/compiler/xla/service/llvm_ir/llvm_loop.h +++ b/tensorflow/compiler/xla/service/llvm_ir/llvm_loop.h @@ -71,10 +71,12 @@ class ForLoop { // // If `prevent_unrolling` is true then emit metadata that directs LLVM to not // unroll the generated loop. - static std::unique_ptr<ForLoop> EmitForLoop( - tensorflow::StringPiece prefix, llvm::Value* start_index, - llvm::Value* end_index, llvm::Value* step, llvm::IRBuilder<>* ir_builder, - bool prevent_unrolling = false, bool prevent_vectorization = false); + static std::unique_ptr<ForLoop> EmitForLoop(tensorflow::StringPiece prefix, + llvm::Value* start_index, + llvm::Value* end_index, + llvm::Value* step, + llvm::IRBuilder<>* ir_builder, + bool prevent_unrolling = false); // The names of the blocks follow LLVM's conventions. Control flow amongst the // blocks for the example C code looks like: @@ -128,7 +130,7 @@ class ForLoop { ForLoop(tensorflow::StringPiece prefix, tensorflow::StringPiece suffix, llvm::Value* start_index, llvm::Value* end_index, llvm::Value* step, - bool prevent_unrolling, bool prevent_vectorization); + bool prevent_unrolling); // Emit the loop at the insert point of the builder. void Emit(llvm::IRBuilder<>* ir_builder); @@ -140,10 +142,6 @@ class ForLoop { // they are set. string GetQualifiedName(tensorflow::StringPiece name); - // Return a list of metadata nodes that should be associated with the - // llvm::Loop for this `ForLoop`. - std::vector<llvm::Metadata*> GetLoopMetadata(llvm::IRBuilder<>* ir_builder); - string prefix_; string suffix_; llvm::Value* start_index_; @@ -162,7 +160,6 @@ class ForLoop { llvm::BasicBlock* exit_bb_; llvm::Value* indvar_; bool prevent_unrolling_; - bool prevent_vectorization_; TF_DISALLOW_COPY_AND_ASSIGN(ForLoop); }; @@ -188,28 +185,24 @@ class ForLoopNest { std::unique_ptr<ForLoop> AddLoop(tensorflow::StringPiece suffix, llvm::Value* start_index, llvm::Value* end_index, llvm::Value* stride, - bool prevent_unrolling = false, - bool prevent_vectorization = false); + bool prevent_unrolling = false); // Like the above, except that it defaults to a stride of one. std::unique_ptr<ForLoop> AddLoop(tensorflow::StringPiece suffix, llvm::Value* start_index, llvm::Value* end_index, - bool prevent_unrolling = false, - bool prevent_vectorization = false); + bool prevent_unrolling = false); // A convenient wrapper of the other flavor of AddLoop. The given start and // end index are constant. std::unique_ptr<ForLoop> AddLoop(int64 start_index, int64 end_index, int64 stride, tensorflow::StringPiece suffix, - bool prevent_unrolling = false, - bool prevent_vectorization = false); + bool prevent_unrolling = false); // Like the above, except that it defaults to a stride of one. std::unique_ptr<ForLoop> AddLoop(int64 start_index, int64 end_index, tensorflow::StringPiece suffix, - bool prevent_unrolling = false, - bool prevent_vectorization = false); + bool prevent_unrolling = false); // Add loops to iterate through the indices within the specified // shape. The returned index collects the induction variables of the |