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56 lines
1.3 KiB
56 lines
1.3 KiB
#include "ir/IR.h"
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#include <iostream>
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namespace ir {
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static const char* OpcodeToString(Opcode op) {
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switch (op) {
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case Opcode::Add:
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return "add";
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case Opcode::Sub:
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return "sub";
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case Opcode::Mul:
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return "mul";
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case Opcode::Div:
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return "div";
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case Opcode::Ret:
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return "ret";
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}
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return "?";
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}
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void IRPrinter::Print(const Module& module) {
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for (const auto& func : module.functions()) {
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std::cout << "define i32 @" << func->name() << "() {\n";
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const auto* bb = func->entry();
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if (!bb) {
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std::cout << "}\n";
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continue;
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}
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for (const auto& instPtr : bb->instructions()) {
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const auto* inst = instPtr.get();
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switch (inst->opcode()) {
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case Opcode::Add:
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case Opcode::Sub:
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case Opcode::Mul:
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case Opcode::Div: {
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auto* bin = static_cast<const BinaryInst*>(inst);
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std::cout << " " << bin->name() << " = " << OpcodeToString(bin->opcode())
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<< " " << bin->lhs()->name() << ", " << bin->rhs()->name()
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<< "\n";
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break;
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}
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case Opcode::Ret: {
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auto* ret = static_cast<const ReturnInst*>(inst);
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std::cout << " ret " << ret->value()->name() << "\n";
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break;
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}
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}
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}
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std::cout << "}\n";
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}
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}
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} // namespace ir
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