package com.oracle.svm.core.windows;
import static com.oracle.svm.core.RegisterDumper.dumpReg;
import org.graalvm.nativeimage.ImageSingletons;
import org.graalvm.nativeimage.hosted.Feature;
import org.graalvm.word.PointerBase;
import org.graalvm.word.WordFactory;
import com.oracle.svm.core.RegisterDumper;
import com.oracle.svm.core.annotate.AutomaticFeature;
import com.oracle.svm.core.annotate.Uninterruptible;
import com.oracle.svm.core.graal.amd64.AMD64ReservedRegisters;
import com.oracle.svm.core.log.Log;
import com.oracle.svm.core.util.VMError;
import com.oracle.svm.core.windows.headers.ErrHandlingAPI.CONTEXT;
import jdk.vm.ci.amd64.AMD64;
@AutomaticFeature
class WindowsRegisterDumperFeature implements Feature {
@Override
public void afterRegistration(AfterRegistrationAccess access) {
VMError.guarantee(AMD64.r14.equals(AMD64ReservedRegisters.HEAP_BASE_REGISTER_CANDIDATE));
VMError.guarantee(AMD64.r15.equals(AMD64ReservedRegisters.THREAD_REGISTER_CANDIDATE));
ImageSingletons.add(RegisterDumper.class, new WindowsRegisterDumper());
}
}
public class WindowsRegisterDumper implements RegisterDumper {
@Override
public void dumpRegisters(Log log, Context context) {
dumpRegisters(log, (CONTEXT) context);
}
private static void dumpRegisters(Log log, CONTEXT context) {
dumpReg(log, "RAX ", context.Rax());
dumpReg(log, "RBX ", context.Rbx());
dumpReg(log, "RCX ", context.Rcx());
dumpReg(log, "RDX ", context.Rdx());
dumpReg(log, "RBP ", context.Rbp());
dumpReg(log, "RSI ", context.Rsi());
dumpReg(log, "RDI ", context.Rdi());
dumpReg(log, "RSP ", context.Rsp());
dumpReg(log, "R8 ", context.R8());
dumpReg(log, "R9 ", context.R9());
dumpReg(log, "R10 ", context.R10());
dumpReg(log, "R11 ", context.R11());
dumpReg(log, "R12 ", context.R12());
dumpReg(log, "R13 ", context.R13());
dumpReg(log, "R14 ", context.R14());
dumpReg(log, "R15 ", context.R15());
dumpReg(log, "EFL ", context.EFlags());
dumpReg(log, "RIP ", context.Rip());
}
@Override
@Uninterruptible(reason = "Called from uninterruptible code.", mayBeInlined = true)
public PointerBase getHeapBase(Context context) {
return WordFactory.pointer(((CONTEXT) context).R14());
}
@Override
@Uninterruptible(reason = "Called from uninterruptible code.", mayBeInlined = true)
public PointerBase getThreadPointer(Context context) {
return WordFactory.pointer(((CONTEXT) context).R15());
}
@Override
public PointerBase getSP(Context context) {
return WordFactory.pointer(((CONTEXT) context).Rsp());
}
@Override
public PointerBase getIP(Context context) {
return WordFactory.pointer(((CONTEXT) context).Rip());
}
}