SPIRV-Tools/test/opt/function_utils.h
Stephen McGroarty 8ba68fa9b9 Dominator Tree Analysis (#3)
Support for dominator and post dominator analysis on ir::Functions. This patch contains a DominatorTree class for building the tree and DominatorAnalysis and DominatorAnalysisPass classes for interfacing and caching the built trees.
2017-12-05 22:59:43 -05:00

55 lines
1.5 KiB
C++

// Copyright (c) 2017 Google Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#ifndef LIBSPIRV_TEST_OPT_FUNCTION_UTILS_H_
#define LIBSPIRV_TEST_OPT_FUNCTION_UTILS_H_
#include "opt/function.h"
#include "opt/module.h"
namespace spvtest {
spvtools::ir::Function* GetFunction(spvtools::ir::Module* module, uint32_t id) {
for (spvtools::ir::Function& f : *module) {
if (f.result_id() == id) {
return &f;
}
}
return nullptr;
}
const spvtools::ir::Function* GetFunction(const spvtools::ir::Module* module,
uint32_t id) {
for (const spvtools::ir::Function& f : *module) {
if (f.result_id() == id) {
return &f;
}
}
return nullptr;
}
const spvtools::ir::BasicBlock* GetBasicBlock(const spvtools::ir::Function* fn,
uint32_t id) {
for (const spvtools::ir::BasicBlock& bb : *fn) {
if (bb.id() == id) {
return &bb;
}
}
return nullptr;
}
} // namespace spvtest
#endif // LIBSPIRV_TEST_OPT_FUNCTION_UTILS_H_