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add tracking of control flow information

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Vern Paxson 2024-08-05 17:59:50 +01:00 • committed by Arne Welzel
parent e94764982d
commit a1185ee6bb
6 changed files with 144 additions and 24 deletions
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18
src/script_opt/ZAM/Low-Level.cc
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@ -20,9 +20,25 @@ bool ZAMCompiler::NullStmtOK() const {
const ZAMStmt ZAMCompiler::EmptyStmt() { return ZAMStmt(insts1.size() - 1); }
const ZAMStmt ZAMCompiler::ErrorStmt() { return ZAMStmt(0); }
const ZAMStmt ZAMCompiler::LastInst() { return ZAMStmt(insts1.size() - 1); }
const ZAMStmt ZAMCompiler::ErrorStmt() { return ZAMStmt(0); }
void ZAMCompiler::AddCFT(ZInstI* inst, ControlFlowType cft) {
if ( cft == CFT_NONE )
return;
if ( ! inst->aux )
inst->aux = new ZInstAux(0);
auto cft_entry = inst->aux->cft.find(cft);
if ( cft_entry == inst->aux->cft.end() )
inst->aux->cft[cft] = 1;
else {
ASSERT(cft == CFT_BLOCK_END || cft == CFT_BREAK);
++cft_entry->second;
}
}
std::unique_ptr<OpaqueVals> ZAMCompiler::BuildVals(const ListExprPtr& l) {
return std::make_unique<OpaqueVals>(InternalBuildVals(l.get()));