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Guards: Align the SSA signature with the one from shared SSA.

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This commit is contained in:
Anders Schack-Mulligen
2025-10-23 10:16:38 +02:00
parent f6cddc9db7
commit f257c7a570
4 changed files with 56 additions and 50 deletions
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12
cpp/ql/lib/semmle/code/cpp/controlflow/IRGuards.qll
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@@ -380,18 +380,20 @@ private module LogicInput_v1 implements GuardsImpl::LogicInputSig {
GuardsInput::Expr getARead() { result = this.getAUse().getDef() }
}
class SsaWriteDefinition extends SsaDefinition instanceof ExplicitDefinition {
GuardsInput::Expr getDefinition() { result = super.getAssignedInstruction() }
class SsaExplicitWrite extends SsaDefinition instanceof ExplicitDefinition {
GuardsInput::Expr getValue() { result = super.getAssignedInstruction() }
}
class SsaPhiNode extends SsaDefinition instanceof PhiNode {
class SsaPhiDefinition extends SsaDefinition instanceof PhiNode {
predicate hasInputFromBlock(SsaDefinition inp, BasicBlock bb) {
super.hasInputFromBlock(inp, bb)
}
}
predicate parameterDefinition(GuardsInput::Parameter p, SsaDefinition def) {
def.isParameterDefinition(p)
class SsaParameterInit extends SsaDefinition {
SsaParameterInit() { this.isParameterDefinition(_) }
GuardsInput::Parameter getParameter() { this.isParameterDefinition(result) }
}
predicate additionalImpliesStep(