JCNC/SCompiler
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优化ir

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Luke 2025-05-06 22:17:58 +08:00
parent de2190c211
commit 2884159f3e
2 changed files with 28 additions and 25 deletions
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49
src/main/java/org/jcnc/snow/compiler/cli/SnowCompiler.java
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@ -1,6 +1,9 @@
package org.jcnc.snow.compiler.cli;
import org.jcnc.snow.compiler.backend.RegisterAllocator;
import org.jcnc.snow.compiler.backend.VMCodeGenerator;
import org.jcnc.snow.compiler.ir.builder.ProgramBuilder;
import org.jcnc.snow.compiler.ir.core.IRFunction;
import org.jcnc.snow.compiler.ir.core.IRProgram;
import org.jcnc.snow.compiler.lexer.core.LexerEngine;
import org.jcnc.snow.compiler.lexer.token.Token;
@ -9,6 +12,8 @@ import org.jcnc.snow.compiler.parser.context.ParserContext;
import org.jcnc.snow.compiler.parser.core.ParserEngine;
import org.jcnc.snow.compiler.parser.function.ASTPrinter;
import org.jcnc.snow.compiler.semantic.core.SemanticAnalyzerRunner;
import org.jcnc.snow.vm.engine.VMMode;
import org.jcnc.snow.vm.engine.VirtualMachineEngine;
import java.io.IOException;
import java.nio.charset.StandardCharsets;
@ -56,27 +61,27 @@ public class SnowCompiler {
/* 5. 后端：寄存器分配 & 代码生成 + VM 执行 */
// for (IRFunction fn : program.functions()) {
// var alloc = new RegisterAllocator();
// var slotM = alloc.allocate(fn);
//
// var gen = new VMCodeGenerator(slotM);
// var code = gen.generate(fn);
//
// System.out.println("== VM code for " + fn.name() + " ==");
// code.forEach(System.out::println);
//
//
// /* 只执行 main 函数 */
// if ("main".equals(fn.name())) {
// VirtualMachineEngine vm = new VirtualMachineEngine(VMMode.RUN);
//
// vm.execute(code); // 运行指令
// vm.printStack(); // 打印 Operand-/Call-Stack
// vm.printLocalVariables(); // 打印局部变量槽
//
// System.out.println("Process has ended");
// }
// }
for (IRFunction fn : program.functions()) {
var alloc = new RegisterAllocator();
var slotM = alloc.allocate(fn);
var gen = new VMCodeGenerator(slotM);
var code = gen.generate(fn);
System.out.println("== VM code for " + fn.name() + " ==");
code.forEach(System.out::println);
/* 只执行 main 函数 */
if ("main".equals(fn.name())) {
VirtualMachineEngine vm = new VirtualMachineEngine(VMMode.RUN);
vm.execute(code); // 运行指令
vm.printStack(); // 打印 Operand-/Call-Stack
vm.printLocalVariables(); // 打印局部变量槽
System.out.println("Process has ended");
}
}
}
}

4
test
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@ -1,5 +1,5 @@
module: CommonTasks
function: main1
function: main
parameter:
declare num1: int
declare num2: int
@ -7,8 +7,6 @@ module: CommonTasks
body:
num1 = 10
num2 = 20
declare result:int = num1+num2+1
end body
end function
end module