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package com.seaofnodes.simple;
import com.seaofnodes.simple.codegen.CodeGen;
import com.seaofnodes.simple.node.FunNode;
import java.io.IOException;
import java.nio.charset.StandardCharsets;
import java.nio.file.Files;
import java.nio.file.Path;
import java.util.ArrayList;
import org.junit.Ignore;
import org.junit.Test;
import static org.junit.Assert.*;
public class Compile {
private static Process run(String simple, String c) throws IOException, InterruptedException {
boolean USE_WSL = System.getProperty("os.name").startsWith("Windows");
CodeGen code = new CodeGen(simple);
code.parse().opto().typeCheck().instSelect("x86_64_v2", "SystemV").GCM().localSched().regAlloc().encode();
if (c != null) for (var n:code._start._outputs) if (n instanceof FunNode f && f._name.equals("main")) f._name = "simple_main";
code.exportELF("test.o");
var params = new ArrayList<String>();
if (USE_WSL) params.add("wsl.exe");
params.add("gcc");
params.add("-o");
params.add("test");
if (c != null) {
Files.writeString(Path.of("test.c"), c);
params.add("test.c");
}
params.add("test.o");
Process p = Runtime.getRuntime().exec(params.toArray(String[]::new));
assertEquals(0, p.waitFor());
return Runtime.getRuntime().exec(USE_WSL ? new String[]{"wsl.exe", "./test"}:new String[]{"./test"});
}
@Test
@Ignore
public void testCompile() throws IOException, InterruptedException {
var p = run("""
val testMy = { flt x ->
flt guess = x;
while( 1 ) {
flt next = (x/guess + guess)/2;
if( next == guess ) return guess;
guess = next;
}
};
""","""
#include <stdio.h>
extern double testMy(double);
int main(int argc, char** argv) {
printf("%f\\n", testMy(2.0));
return 0;
}
""");
assertEquals(0, p.waitFor());
assertEquals("1.414214\n", new String(p.getInputStream().readAllBytes(), StandardCharsets.UTF_8));
}
}
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