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Merge pull request #10021 from jketema/consistency

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C++: Add internal metrics query for IR consistency
This commit is contained in:
Jeroen Ketema
2022-08-11 12:39:22 +02:00
committed by GitHub
parent 2ee1979546 c89592cda7
commit 2a9af11727
1 changed files with 37 additions and 0 deletions
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37
cpp/ql/src/Metrics/Internal/IRConsistency.ql Normal file
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/**
* @name Count IR inconsistencies
* @description Counts the various IR inconsistencies that may occur.
* This query is for internal use only and may change without notice.
* @kind table
* @id cpp/count-ir-inconsistencies
*/
import cpp
import semmle.code.cpp.ir.implementation.aliased_ssa.IR
import semmle.code.cpp.ir.implementation.aliased_ssa.IRConsistency as IRConsistency
select count(Instruction i | IRConsistency::missingOperand(i, _, _, _) | i) as missingOperand,
count(Instruction i | IRConsistency::unexpectedOperand(i, _, _, _) | i) as unexpectedOperand,
count(Instruction i | IRConsistency::duplicateOperand(i, _, _, _) | i) as duplicateOperand,
count(PhiInstruction i | IRConsistency::missingPhiOperand(i, _, _, _) | i) as missingPhiOperand,
count(Operand o | IRConsistency::missingOperandType(o, _, _, _) | o) as missingOperandType,
count(ChiInstruction i | IRConsistency::duplicateChiOperand(i, _, _, _) | i) as duplicateChiOperand,
count(Instruction i | IRConsistency::sideEffectWithoutPrimary(i, _, _, _) | i) as sideEffectWithoutPrimary,
count(Instruction i | IRConsistency::instructionWithoutSuccessor(i, _, _, _) | i) as instructionWithoutSuccessor,
count(Instruction i | IRConsistency::ambiguousSuccessors(i, _, _, _) | i) as ambiguousSuccessors,
count(Instruction i | IRConsistency::unexplainedLoop(i, _, _, _) | i) as unexplainedLoop,
count(PhiInstruction i | IRConsistency::unnecessaryPhiInstruction(i, _, _, _) | i) as unnecessaryPhiInstruction,
count(Instruction i | IRConsistency::memoryOperandDefinitionIsUnmodeled(i, _, _, _) | i) as memoryOperandDefinitionIsUnmodeled,
count(Operand o | IRConsistency::operandAcrossFunctions(o, _, _, _, _, _) | o) as operandAcrossFunctions,
count(IRFunction f | IRConsistency::containsLoopOfForwardEdges(f, _) | f) as containsLoopOfForwardEdges,
count(IRBlock i | IRConsistency::lostReachability(i, _, _, _) | i) as lostReachability,
count(string m | IRConsistency::backEdgeCountMismatch(_, m) | m) as backEdgeCountMismatch,
count(Operand o | IRConsistency::useNotDominatedByDefinition(o, _, _, _) | o) as useNotDominatedByDefinition,
count(SwitchInstruction i | IRConsistency::switchInstructionWithoutDefaultEdge(i, _, _, _) | i) as switchInstructionWithoutDefaultEdge,
count(Instruction i | IRConsistency::notMarkedAsConflated(i, _, _, _) | i) as notMarkedAsConflated,
count(Instruction i | IRConsistency::wronglyMarkedAsConflated(i, _, _, _) | i) as wronglyMarkedAsConflated,
count(MemoryOperand o | IRConsistency::invalidOverlap(o, _, _, _) | o) as invalidOverlap,
count(Instruction i | IRConsistency::nonUniqueEnclosingIRFunction(i, _, _, _) | i) as nonUniqueEnclosingIRFunction,
count(FieldAddressInstruction i | IRConsistency::fieldAddressOnNonPointer(i, _, _, _) | i) as fieldAddressOnNonPointer,
count(Instruction i | IRConsistency::thisArgumentIsNonPointer(i, _, _, _) | i) as thisArgumentIsNonPointer,
count(Instruction i | IRConsistency::nonUniqueIRVariable(i, _, _, _) | i) as nonUniqueIRVariable