51 lines
1.5 KiB
C++
51 lines
1.5 KiB
C++
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// Copyright 2021 yuzu Emulator Project
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#include <map>
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#include "shader_recompiler/exception.h"
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#include "shader_recompiler/frontend/ir/basic_block.h"
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#include "shader_recompiler/frontend/ir/microinstruction.h"
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#include "shader_recompiler/ir_opt/passes.h"
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namespace Shader::Optimization {
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static void ValidateTypes(const IR::Block& block) {
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for (const IR::Inst& inst : block) {
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const size_t num_args{inst.NumArgs()};
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for (size_t i = 0; i < num_args; ++i) {
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const IR::Type t1{inst.Arg(i).Type()};
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const IR::Type t2{IR::ArgTypeOf(inst.Opcode(), i)};
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if (!IR::AreTypesCompatible(t1, t2)) {
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throw LogicError("Invalid types in block:\n{}", IR::DumpBlock(block));
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}
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}
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}
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}
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static void ValidateUses(const IR::Block& block) {
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std::map<IR::Inst*, int> actual_uses;
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for (const IR::Inst& inst : block) {
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const size_t num_args{inst.NumArgs()};
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for (size_t i = 0; i < num_args; ++i) {
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const IR::Value arg{inst.Arg(i)};
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if (!arg.IsImmediate()) {
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++actual_uses[arg.Inst()];
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}
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}
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}
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for (const auto [inst, uses] : actual_uses) {
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if (inst->UseCount() != uses) {
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throw LogicError("Invalid uses in block:\n{}", IR::DumpBlock(block));
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}
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}
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}
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void VerificationPass(const IR::Block& block) {
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ValidateTypes(block);
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ValidateUses(block);
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}
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} // namespace Shader::Optimization
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