forked from openrs2/openrs2
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f4a608acaf
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package dev.openrs2.bundler.transform; |
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import dev.openrs2.asm.InsnMatcher; |
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import dev.openrs2.asm.classpath.ClassPath; |
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import dev.openrs2.asm.classpath.Library; |
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import dev.openrs2.asm.transform.Transformer; |
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import org.objectweb.asm.Opcodes; |
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import org.objectweb.asm.tree.ClassNode; |
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import org.objectweb.asm.tree.LdcInsnNode; |
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import org.objectweb.asm.tree.MethodNode; |
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import org.slf4j.Logger; |
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import org.slf4j.LoggerFactory; |
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public final class LoadLibraryTransformer extends Transformer { |
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private static final Logger logger = LoggerFactory.getLogger(LoadLibraryTransformer.class); |
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private static final InsnMatcher AMD64_CHECK_MATCHER = InsnMatcher.compile("GETSTATIC LDC INVOKEVIRTUAL IFNE GETSTATIC LDC INVOKEVIRTUAL IFNE"); |
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private int jnilibs, amd64Checks; |
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@Override |
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protected void preTransform(ClassPath classPath) { |
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jnilibs = 0; |
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amd64Checks = 0; |
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} |
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@Override |
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protected boolean transformCode(ClassPath classPath, Library library, ClassNode clazz, MethodNode method) { |
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var foundJnilib = false; |
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for (var insn : method.instructions) { |
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if (insn.getOpcode() == Opcodes.LDC) { |
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var ldc = (LdcInsnNode) insn; |
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if (ldc.cst.equals("libjaggl.jnilib")) { |
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ldc.cst = "libjaggl.dylib"; |
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foundJnilib = true; |
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jnilibs++; |
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break; |
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} |
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} |
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} |
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if (!foundJnilib) { |
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return false; |
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} |
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AMD64_CHECK_MATCHER.match(method).forEach(match -> { |
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var ldc = (LdcInsnNode) match.get(1); |
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if (ldc.cst.equals("amd64")) { |
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match.forEach(method.instructions::remove); |
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amd64Checks++; |
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} |
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}); |
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return false; |
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} |
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@Override |
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protected void postTransform(ClassPath classPath) { |
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logger.info("Replaced {} jnilibs with dylibs and removed {} amd64 jagmisc checks", jnilibs, amd64Checks); |
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} |
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} |
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@ -0,0 +1,47 @@ |
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package dev.openrs2.bundler.transform |
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import com.github.michaelbull.logging.InlineLogger |
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import dev.openrs2.asm.InsnMatcher |
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import dev.openrs2.asm.classpath.ClassPath |
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import dev.openrs2.asm.classpath.Library |
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import dev.openrs2.asm.transform.Transformer |
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import org.objectweb.asm.tree.ClassNode |
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import org.objectweb.asm.tree.LdcInsnNode |
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import org.objectweb.asm.tree.MethodNode |
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class LoadLibraryTransformer : Transformer() { |
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private var jnilibs = 0 |
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private var amd64Checks = 0 |
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override fun preTransform(classPath: ClassPath) { |
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jnilibs = 0 |
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amd64Checks = 0 |
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} |
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override fun transformCode(classPath: ClassPath, library: Library, clazz: ClassNode, method: MethodNode): Boolean { |
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val jnilib = method.instructions.find { it is LdcInsnNode && it.cst == "libjaggl.jnilib" } ?: return false |
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jnilib as LdcInsnNode |
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jnilib.cst = "libjaggl.dylib" |
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jnilibs++ |
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AMD64_CHECK_MATCHER.match(method).forEach { |
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val ldc = it[1] as LdcInsnNode |
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if (ldc.cst == "amd64") { |
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it.forEach(method.instructions::remove) |
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amd64Checks++ |
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} |
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} |
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return false |
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} |
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override fun postTransform(classPath: ClassPath) { |
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logger.info { "Replaced $jnilibs jnilibs with dylibs and removed $amd64Checks amd64 jagmisc checks" } |
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} |
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companion object { |
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private val logger = InlineLogger() |
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private val AMD64_CHECK_MATCHER = |
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InsnMatcher.compile("GETSTATIC LDC INVOKEVIRTUAL IFNE GETSTATIC LDC INVOKEVIRTUAL IFNE") |
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} |
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} |
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