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[backend]解决了重构后数组初始化不正确的问题

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This commit is contained in:
Lixuanwang
2025-07-21 16:27:47 +08:00
parent f7e811b756
commit bbfbf96b5e
9 changed files with 198 additions and 42 deletions
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22
src/RISCv64AsmPrinter.cpp
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@@ -18,7 +18,7 @@ bool isMemoryOp(RVOpcodes opcode) {
RISCv64AsmPrinter::RISCv64AsmPrinter(MachineFunction* mfunc) : MFunc(mfunc) {}
void RISCv64AsmPrinter::run(std::ostream& os) {
void RISCv64AsmPrinter::run(std::ostream& os, bool debug) {
OS = &os;
*OS << ".globl " << MFunc->getName() << "\n";
@@ -27,7 +27,7 @@ void RISCv64AsmPrinter::run(std::ostream& os) {
printPrologue();
for (auto& mbb : MFunc->getBlocks()) {
printBasicBlock(mbb.get());
printBasicBlock(mbb.get(), debug);
}
}
@@ -73,16 +73,16 @@ void RISCv64AsmPrinter::printEpilogue() {
}
}
void RISCv64AsmPrinter::printBasicBlock(MachineBasicBlock* mbb) {
void RISCv64AsmPrinter::printBasicBlock(MachineBasicBlock* mbb, bool debug) {
if (!mbb->getName().empty()) {
*OS << mbb->getName() << ":\n";
}
for (auto& instr : mbb->getInstructions()) {
printInstruction(instr.get());
printInstruction(instr.get(), debug);
}
}
void RISCv64AsmPrinter::printInstruction(MachineInstr* instr) {
void RISCv64AsmPrinter::printInstruction(MachineInstr* instr, bool debug) {
auto opcode = instr->getOpcode();
if (opcode == RVOpcodes::RET) {
printEpilogue();
@@ -137,9 +137,17 @@ void RISCv64AsmPrinter::printInstruction(MachineInstr* instr) {
// *OS << ":";
break;
case RVOpcodes::FRAME_LOAD:
// It should have been eliminated by RegAlloc
if (!debug) throw std::runtime_error("FRAME pseudo-instruction not eliminated before AsmPrinter");
*OS << "frame_load "; break;
case RVOpcodes::FRAME_STORE:
// These should have been eliminated by RegAlloc
throw std::runtime_error("FRAME pseudo-instruction not eliminated before AsmPrinter");
// It should have been eliminated by RegAlloc
if (!debug) throw std::runtime_error("FRAME pseudo-instruction not eliminated before AsmPrinter");
*OS << "frame_store "; break;
case RVOpcodes::FRAME_ADDR:
// It should have been eliminated by RegAlloc
if (!debug) throw std::runtime_error("FRAME pseudo-instruction not eliminated before AsmPrinter");
*OS << "frame_addr "; break;
default:
throw std::runtime_error("Unknown opcode in AsmPrinter");
}