SPIRV-Tools/source/opt/eliminate_dead_functions_util.cpp
Alastair Donaldson 34c5ac614c
Fixes #2358. Added to the reducer the ability to remove a function t… (#2361)
* Fixes #2358.  Added to the reducer the ability to remove a function that is not directly called.  Factored out some code from the optimizer to help with this.
2019-02-08 16:20:29 +00:00

33 lines
1.1 KiB
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// Copyright (c) 2019 Google LLC
//
// 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.
#include "eliminate_dead_functions_util.h"
namespace spvtools {
namespace opt {
namespace eliminatedeadfunctionsutil {
Module::iterator EliminateFunction(IRContext* context,
Module::iterator* func_iter) {
(*func_iter)
->ForEachInst([context](Instruction* inst) { context->KillInst(inst); },
true);
return func_iter->Erase();
}
} // namespace eliminatedeadfunctionsutil
} // namespace opt
} // namespace spvtools