mirror of
https://github.com/KhronosGroup/SPIRV-Tools
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bed84792f9
Adapts all transformation classes so that their protobuf message is passed by value and then moved into the message_ field.
79 lines
3.1 KiB
C++
79 lines
3.1 KiB
C++
// Copyright (c) 2020 André Perez Maselco
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#ifndef SOURCE_FUZZ_TRANSFORMATION_INLINE_FUNCTION_H_
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#define SOURCE_FUZZ_TRANSFORMATION_INLINE_FUNCTION_H_
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#include "source/fuzz/protobufs/spirvfuzz_protobufs.h"
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#include "source/fuzz/transformation.h"
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#include "source/fuzz/transformation_context.h"
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#include "source/opt/ir_context.h"
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namespace spvtools {
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namespace fuzz {
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class TransformationInlineFunction : public Transformation {
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public:
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explicit TransformationInlineFunction(
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protobufs::TransformationInlineFunction message);
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TransformationInlineFunction(
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uint32_t function_call_id,
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const std::map<uint32_t, uint32_t>& result_id_map);
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// - |message_.result_id_map| must map the instructions of the called function
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// to fresh ids, unless overflow ids are available.
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// - |message_.function_call_id| must be an OpFunctionCall instruction.
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// It must not have an early return and must not use OpUnreachable or
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// OpKill. This is to guard against making the module invalid when the
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// caller is inside a continue construct.
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// TODO(https://github.com/KhronosGroup/SPIRV-Tools/issues/3735):
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// Allow functions that use OpKill or OpUnreachable to be inlined if the
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// function call is not part of a continue construct.
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bool IsApplicable(
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opt::IRContext* ir_context,
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const TransformationContext& transformation_context) const override;
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// Replaces the OpFunctionCall instruction, identified by
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// |message_.function_call_id|, with a copy of the function's body.
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// |message_.result_id_map| is used to provide fresh ids for duplicate
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// instructions.
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void Apply(opt::IRContext* ir_context,
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TransformationContext* transformation_context) const override;
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std::unordered_set<uint32_t> GetFreshIds() const override;
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protobufs::Transformation ToMessage() const override;
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// Returns true if |function_call_instruction| is defined, is an
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// OpFunctionCall instruction, has no uses if its return type is void, has no
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// early returns and has no uses of OpKill or OpUnreachable.
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static bool IsSuitableForInlining(
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opt::IRContext* ir_context, opt::Instruction* function_call_instruction);
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private:
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protobufs::TransformationInlineFunction message_;
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// Inline |instruction_to_be_inlined| by setting its ids to the corresponding
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// ids in |result_id_map|.
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void AdaptInlinedInstruction(
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const std::map<uint32_t, uint32_t>& result_id_map,
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opt::IRContext* ir_context, opt::Instruction* instruction) const;
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};
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} // namespace fuzz
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} // namespace spvtools
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#endif // SOURCE_FUZZ_TRANSFORMATION_INLINE_FUNCTION_H_
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