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// SPDX-License-Identifier: GPL-3.0-or-later
#include "rcc/CodeGen/CompilationUnit.h"
#include "rcc/CodeGen/MachineFunction.h"
#include <iostream>
#include <utility>
namespace {
int fail(const char *Message) {
std::cerr << Message << '\n';
return 1;
}
} // namespace
int main() {
rcc::CompilationUnit Unit;
auto Empty = Unit.createMachineFunction("");
if (Empty || Unit.functionCount() != 0)
return fail("CompilationUnit must reject an empty function name atomically");
auto First = Unit.createMachineFunction("first");
if (!First || (*First)->stableID().value() != 1)
return fail("CompilationUnit must allocate the first stable function identity");
auto Duplicate = Unit.createMachineFunction("first");
if (Duplicate || Unit.functionCount() != 1)
return fail("CompilationUnit must reject duplicate function names atomically");
auto Second = Unit.createMachineFunction("second");
if (!Second || (*Second)->stableID().value() != 2)
return fail("Rejected function creation must not consume a StableID");
if (Unit.functionCount() != 2 || Unit.functionAt(0) != *First || Unit.functionAt(1) != *Second)
return fail("CompilationUnit must preserve function document order");
if (Unit.function("first") != *First || Unit.function("missing") != nullptr)
return fail("CompilationUnit must provide exact name lookup");
if (Unit.function((*Second)->stableID()) != *Second ||
Unit.function(rcc::MachineFunctionStableID::fromValue(99)) != nullptr)
return fail("CompilationUnit must provide exact StableID lookup");
if (Unit.functionAt(2) != nullptr)
return fail("CompilationUnit must reject an out-of-range ordered lookup");
auto Verification = Unit.verify();
if (!Verification)
return fail("A valid CompilationUnit must pass verification");
rcc::CompilationUnit Moved = std::move(Unit);
if (Moved.functionCount() != 2 || Moved.function("first") != *First ||
Moved.function("second") != *Second)
return fail("Moving a CompilationUnit must preserve owned function addresses and indices");
Verification = Moved.verify();
if (!Verification)
return fail("A moved CompilationUnit must pass verification");
return 0;
}
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