gl_shader_decompiler: Implement PredCondition::LessThanWithNan.
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2 changed files with 7 additions and 5 deletions
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@ -142,6 +142,7 @@ enum class PredCondition : u64 {
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GreaterThan = 4,
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GreaterThan = 4,
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NotEqual = 5,
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NotEqual = 5,
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GreaterEqual = 6,
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GreaterEqual = 6,
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LessThanWithNan = 9,
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NotEqualWithNan = 13,
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NotEqualWithNan = 13,
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// TODO(Subv): Other condition types
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// TODO(Subv): Other condition types
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};
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};
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@ -728,10 +728,10 @@ private:
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const std::string& op_a, const std::string& op_b) const {
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const std::string& op_a, const std::string& op_b) const {
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using Tegra::Shader::PredCondition;
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using Tegra::Shader::PredCondition;
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static const std::unordered_map<PredCondition, const char*> PredicateComparisonStrings = {
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static const std::unordered_map<PredCondition, const char*> PredicateComparisonStrings = {
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{PredCondition::LessThan, "<"}, {PredCondition::Equal, "=="},
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{PredCondition::LessThan, "<"}, {PredCondition::Equal, "=="},
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{PredCondition::LessEqual, "<="}, {PredCondition::GreaterThan, ">"},
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{PredCondition::LessEqual, "<="}, {PredCondition::GreaterThan, ">"},
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{PredCondition::NotEqual, "!="}, {PredCondition::GreaterEqual, ">="},
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{PredCondition::NotEqual, "!="}, {PredCondition::GreaterEqual, ">="},
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{PredCondition::NotEqualWithNan, "!="},
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{PredCondition::LessThanWithNan, "<"}, {PredCondition::NotEqualWithNan, "!="},
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};
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};
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const auto& comparison{PredicateComparisonStrings.find(condition)};
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const auto& comparison{PredicateComparisonStrings.find(condition)};
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@ -739,7 +739,8 @@ private:
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"Unknown predicate comparison operation");
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"Unknown predicate comparison operation");
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std::string predicate{'(' + op_a + ") " + comparison->second + " (" + op_b + ')'};
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std::string predicate{'(' + op_a + ") " + comparison->second + " (" + op_b + ')'};
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if (condition == PredCondition::NotEqualWithNan) {
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if (condition == PredCondition::LessThanWithNan ||
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condition == PredCondition::NotEqualWithNan) {
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predicate += " || isnan(" + op_a + ") || isnan(" + op_b + ')';
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predicate += " || isnan(" + op_a + ") || isnan(" + op_b + ')';
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}
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}
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