Skip to content

GitLab

Commit 795433b4 authored by Stephanie Gawroriski's avatar Stephanie Gawroriski
Browse files

More pickings of the call traces.

parent 9d51007d
Show whitespace changes
Inline Side-by-side
modules/cldc-compact/src/main/java/cc/squirreljme/jvm/JVMFunction.java
View file @ 795433b4
......@@ -345,9 +345,8 @@ public final class JVMFunction
public static final long jvmSystemCall(short __si, int __a, int __b,
int __c, int __d, int __e, int __f, int __g, int __h)
{
// Call pure form
return Assembly.sysCallPVL(__si, __a, __b, __c, __d, __e, __f, __g,
__h);
Assembly.breakpoint();
throw Debugging.todo();
}
}
modules/cldc-compact/src/main/java/cc/squirreljme/jvm/SystemCallError.java
View file @ 795433b4
......@@ -76,40 +76,21 @@ public final class SystemCallError
public static final byte NO_SUCH_CONFIG_KEY =
-14;
/**
* Not used.
*
* @since 2019/05/23
*/
private SystemCallError()
{
}
/** Invalid memory handle kind. */
public static final byte INVALID_MEMHANDLE_KIND =
-15;
/**
* Checks if an error was set, if it was an exception is thrown.
*
* @param __si The system call to check.
* @throws SystemCallException If there was an error.
* @since 2020/01/12
*/
public static void checkError(short __si)
throws SystemCallException
{
int code = SystemCallError.getError(__si);
if (code != SystemCallError.NO_ERROR)
throw new SystemCallException(__si, code);
}
/** Could not flush the pipe. */
public static final byte PIPE_DESCRIPTOR_BAD_FLUSH =
-16;
/**
* Returns the error state.
* Not used.
*
* @param __si The system call index.
* @return The error, 0 will be on success.
* @since 2019/05/23
*/
public static int getError(short __si)
private SystemCallError()
{
return Assembly.sysCallV(SystemCallIndex.ERROR_GET, __si);
}
/**
......
modules/cldc-compact/src/main/java/cc/squirreljme/runtime/cldc/debug/CallTraceElement.java
View file @ 795433b4
......@@ -10,13 +10,6 @@
package cc.squirreljme.runtime.cldc.debug;
import cc.squirreljme.jvm.Assembly;
import cc.squirreljme.jvm.CallStackItem;
import cc.squirreljme.jvm.SystemCallError;
import cc.squirreljme.jvm.SystemCallIndex;
import cc.squirreljme.jvm.mle.brackets.TracePointBracket;
import java.lang.ref.Reference;
import java.lang.ref.WeakReference;
import java.util.Objects;
/**
......@@ -54,14 +47,8 @@ public final class CallTraceElement
/** The task ID. */
protected final int taskId;
/** String representation. */
private Reference<String> _string;
/** At line form. */
private Reference<String> _stringatl;
/** Class header form. */
private Reference<String> _stringclh;
/** The native instruction type. */
protected final int nativeOp;
/** Hash code. */
private int _hash;
......@@ -142,6 +129,28 @@ public final class CallTraceElement
*/
public CallTraceElement(String __cl, String __mn, String __md, long __addr,
String __file, int __line, int __jbc, int __jpc, int __tid)
{
this(__cl, __mn, __md, __addr, __file, __line, __jbc, __jpc, __tid,
-1);
}
/**
* Initializes a call trace element.
*
* @param __cl The class name.
* @param __mn The method name.
* @param __md The method descriptor.
* @param __addr The address the method executes at.
* @param __file The file.
* @param __line The line in the file.
* @param __jbc The Java byte code instruction used.
* @param __jpc The Java PC address.
* @param __tid The task ID.
* @param __nOp The native operation.
* @since 2021/01/24
*/
public CallTraceElement(String __cl, String __mn, String __md, long __addr,
String __file, int __line, int __jbc, int __jpc, int __tid, int __nOp)
{
this.className = __cl;
this.methodName = __mn;
......@@ -152,6 +161,7 @@ public final class CallTraceElement
this.byteCodeOp = __jbc;
this.byteCodeAddr = __jpc;
this.taskId = __tid;
this.nativeOp = __nOp;
}
/**
......@@ -224,7 +234,8 @@ public final class CallTraceElement
this.line == o.line &&
this.byteCodeOp == o.byteCodeOp &&
this.byteCodeAddr == o.byteCodeAddr &&
this.taskId == o.taskId;
this.taskId == o.taskId &&
this.nativeOp == o.nativeOp;
}
/**
......@@ -257,7 +268,8 @@ public final class CallTraceElement
~this.line +
~this.byteCodeOp +
~this.byteCodeAddr +
~this.taskId);
~this.taskId +
~this.nativeOp);
}
return rv;
}
......@@ -295,6 +307,17 @@ public final class CallTraceElement
return this.methodName;
}
/**
* Returns the native operation.
*
* @return The native operation.
* @since 2021/01/24
*/
public final int nativeOp()
{
return this.nativeOp;
}
/**
* Formats the call trace element but having it only represent the method
* point without the class information.
......@@ -303,11 +326,6 @@ public final class CallTraceElement
* @since 2019/05/11
*/
public final String toAtLineString()
{
Reference<String> ref = this._stringatl;
String rv;
if (ref == null || null == (rv = ref.get()))
{
// Get all fields to determine how to print it pretty
String methodname = this.methodName,
......@@ -316,7 +334,8 @@ public final class CallTraceElement
int line = this.line;
int jInst = this.byteCodeOp & 0xFF;
int jAddr = this.byteCodeAddr;
int taskid = this.taskId;
int taskId = this.taskId;
int nativeOp = this.nativeOp;
// Format it nicely
StringBuilder sb = new StringBuilder();
......@@ -333,10 +352,10 @@ public final class CallTraceElement
}
// Task ID?
if (taskid != 0)
if (taskId != 0)
{
sb.append(" T");
sb.append(taskid);
sb.append(taskId);
}
// Execution address
......@@ -344,18 +363,18 @@ public final class CallTraceElement
{
sb.append(" @");
// If the address is really high then it is very likely that
// this is some RAM/ROM address rather than some easily read
// index. This makes them more readable and understandable
if (address > 4096)
{
sb.append(Long.toString(address, 16).toUpperCase());
sb.append('h');
}
// Otherwise use an index
else
sb.append(address);
// Is there a native operation?
if (nativeOp >= 0)
{
sb.append(" ^");
sb.append(Integer.toString(nativeOp, 16).toUpperCase());
sb.append("h/");
sb.append(Integer.toString(nativeOp, 2).toUpperCase());
sb.append('b');
}
// File, Line, and/or Java instruction/address
......@@ -396,10 +415,7 @@ public final class CallTraceElement
sb.append(')');
}
this._stringatl = new WeakReference<>((rv = sb.toString()));
}
return rv;
return sb.toString();
}
/**
......@@ -409,11 +425,6 @@ public final class CallTraceElement
* @since 2019/05/11
*/
public final String toClassHeaderString()
{
Reference<String> ref = this._stringclh;
String rv;
if (ref == null || null == (rv = ref.get()))
{
// Get all fields to determine how to print it pretty
String classname = this.className,
......@@ -434,10 +445,7 @@ public final class CallTraceElement
sb.append(')');
}
this._stringclh = new WeakReference<>((rv = sb.toString()));
}
return rv;
return sb.toString();
}
/**
......@@ -446,11 +454,6 @@ public final class CallTraceElement
*/
@Override
public final String toString()
{
Reference<String> ref = this._string;
String rv;
if (ref == null || null == (rv = ref.get()))
{
// Get all fields to determine how to print it pretty
String classname = this.className,
......@@ -462,6 +465,7 @@ public final class CallTraceElement
int jbcinst = this.byteCodeOp & 0xFF;
int jbcaddr = this.byteCodeAddr;
int taskid = this.taskId;
int nativeOp = this.nativeOp;
// Format it nicely
StringBuilder sb = new StringBuilder();
......@@ -487,18 +491,18 @@ public final class CallTraceElement
{
sb.append(" @");
// If the address is really high then it is very likely that
// this is some RAM/ROM address rather than some easily read
// index. This makes them more readable and understandable
if (address > 4096)
{
sb.append(Long.toString(address, 16).toUpperCase());
sb.append('h');
}
// Otherwise use an index
else
sb.append(address);
// Is there a native operation?
if (nativeOp >= 0)
{
sb.append(" ^");
sb.append(Integer.toString(nativeOp, 16).toUpperCase());
sb.append("h/");
sb.append(Integer.toString(nativeOp, 2).toUpperCase());
sb.append('b');
}
// File, Line, and/or Java instruction/address
......@@ -544,130 +548,7 @@ public final class CallTraceElement
sb.append(')');
}
this._string = new WeakReference<>((rv = sb.toString()));
}
return rv;
}
/**
* Obtains the current raw call trace which has not been resolved.
*
* @return The raw call trace.
* @since 2019/06/16
*/
@Deprecated
public static final int[] traceRaw()
{
// Get the call height, ignore if not supported!
int callheight = Assembly.sysCallPV(SystemCallIndex.CALL_STACK_HEIGHT);
if (callheight <= 0 || Assembly.sysCallPV(SystemCallIndex.ERROR_GET,
SystemCallIndex.CALL_STACK_HEIGHT) != SystemCallError.NO_ERROR)
return new int[0];
// Remove the top-most frame because it will be this method
callheight--;
// Get the call parameters
int[] rv = new int[callheight * CallStackItem.NUM_ITEMS];
for (int z = 0, base = 0; z < callheight; z++,
base += CallStackItem.NUM_ITEMS)
for (int i = 0; i < CallStackItem.NUM_ITEMS; i++)
{
// Get parameter
int vx = Assembly.sysCallPV(SystemCallIndex.CALL_STACK_ITEM,
1 + z, i);
// Nullify unknown or invalid parameters
if (Assembly.sysCallPV(SystemCallIndex.ERROR_GET,
SystemCallIndex.CALL_STACK_ITEM) !=
SystemCallError.NO_ERROR)
vx = 0;
// Fill in
rv[base + i] = vx;
}
// Return the raw parameters
return rv;
}
/**
* Resolves the specified call trace into call trace elements.
*
* @param __trace The trace to resolve.
* @return The resolved trace.
* @throws NullPointerException On null arguments.
* @since 2019/06/16
*/
@Deprecated
public static final CallTraceElement[] traceResolve(int[] __trace)
throws NullPointerException
{
if (__trace == null)
throw new NullPointerException("NARG");
// Get the call height
int callheight = __trace.length / CallStackItem.NUM_ITEMS;
// Process all the items
CallTraceElement[] rv = new CallTraceElement[callheight];
for (int z = 0, base = 0; z < callheight; z++,
base += CallStackItem.NUM_ITEMS)
{
// Load class name
int xcl = Assembly.sysCallV(SystemCallIndex.LOAD_STRING,
__trace[base + CallStackItem.CLASS_NAME]);
String scl = ((xcl == 0 || Assembly.sysCallV(
SystemCallIndex.ERROR_GET, SystemCallIndex.LOAD_STRING) !=
SystemCallError.NO_ERROR) ?
(String)null : (String)Assembly.pointerToObject(xcl));
// Load method name
int xmn = Assembly.sysCallV(SystemCallIndex.LOAD_STRING,
__trace[base + CallStackItem.METHOD_NAME]);
String smn = ((xmn == 0 || Assembly.sysCallV(
SystemCallIndex.ERROR_GET, SystemCallIndex.LOAD_STRING) !=
SystemCallError.NO_ERROR) ?
(String)null : (String)Assembly.pointerToObject(xmn));
// Load method type
int xmt = Assembly.sysCallV(SystemCallIndex.LOAD_STRING,
__trace[base + CallStackItem.METHOD_NAME]);
String smt = ((xmt == 0 || Assembly.sysCallV(
SystemCallIndex.ERROR_GET, SystemCallIndex.LOAD_STRING) !=
SystemCallError.NO_ERROR) ?
(String)null : (String)Assembly.pointerToObject(xmt));
// Load source file
int xsf = Assembly.sysCallV(SystemCallIndex.LOAD_STRING,
__trace[base + CallStackItem.SOURCE_FILE]);
String ssf = ((xsf == 0 || Assembly.sysCallV(
SystemCallIndex.ERROR_GET, SystemCallIndex.LOAD_STRING) !=
SystemCallError.NO_ERROR) ?
(String)null : (String)Assembly.pointerToObject(xsf));
// The PC address
int pcaddr = __trace[base + CallStackItem.PC_ADDRESS];
// Task ID
int tid = __trace[base + CallStackItem.TASK_ID];
// Build elements
rv[z] = new CallTraceElement(
scl,
smn,
smt,
(pcaddr == 0 ? -1 : pcaddr),
ssf,
__trace[base + CallStackItem.SOURCE_LINE],
__trace[base + CallStackItem.JAVA_OPERATION],
__trace[base + CallStackItem.JAVA_PC_ADDRESS],
tid);
}
// Use the resolved form
return rv;
return sb.toString();
}
}
modules/cldc-compact/src/main/java/cc/squirreljme/runtime/cldc/debug/CallTraceUtils.java
View file @ 795433b4
......@@ -106,6 +106,7 @@ public final class CallTraceUtils
// We do not want any IOExceptions to cause stack trace printing to
// fail, since this could potentially lead to a very nasty infinite
// exception loop
int lockStep = 0;
try
{
// If there is no actual trace then just print that this is the
......@@ -120,6 +121,9 @@ public final class CallTraceUtils
CallTraceUtils.__appendIndent(__out, __indentLevel);
__out.append("EXCEPTION ");
// Count step
lockStep++;
// And that message could be blank!
if (__message != null)
__out.append(__message);
......@@ -128,6 +132,9 @@ public final class CallTraceUtils
// Set sub-indentation level
int subLevel = __indentLevel + 1;
// Count step
lockStep++;
// Print each element in the trace, the start of the trace is
// always the top-most entry
String lastClass = "<Unknown>";
......@@ -160,8 +167,14 @@ public final class CallTraceUtils
__out.append(current.toAtLineString());
LineEndingUtils.append(__out);
// Count step
lockStep++;
}
// Count step
lockStep++;
// Print the exception cause, if any
if (__cause != null)
{
......@@ -175,6 +188,9 @@ public final class CallTraceUtils
subLevel + 1);
}
// Count step
lockStep++;
// Then print any suppressed exceptions
if (__suppressed != null)
for (Throwable __throwable : __suppressed)
......@@ -205,6 +221,15 @@ public final class CallTraceUtils
// Give up
catch (Throwable ignored)
{
try
{
__out.append('%');
__out.append((char)('0' + lockStep));
__out.append('%');
}
catch (Throwable ignored2)
{
}
}
// Just report that this happened
......
modules/cldc-compact/src/main/java/cc/squirreljme/runtime/cldc/lang/ApiLevel.java
View file @ 795433b4
......@@ -10,9 +10,6 @@
package cc.squirreljme.runtime.cldc.lang;
import cc.squirreljme.jvm.Assembly;
import cc.squirreljme.jvm.SystemCallIndex;
/**
* Provides access to the current API level.
*
......@@ -27,11 +24,6 @@ import cc.squirreljme.jvm.SystemCallIndex;
@Deprecated
public final class ApiLevel
{
/** The current API level. */
@Deprecated
public static final int CURRENT_LEVEL =
Assembly.sysCallV(SystemCallIndex.API_LEVEL);
/** Undefined. */
@Deprecated
public static final int UNDEFINED =
......@@ -79,18 +71,5 @@ public final class ApiLevel
__l % 1000,
2000 + ((__l / 1000) % 100));
}
/**
* Checks if the runtime API level is at a minimum this given level.
*
* @param __l The level to check.
* @return If the minimum level is met.
* @since 2019/02/02
*/
@Deprecated
public static boolean minimumLevel(int __l)
{
return (ApiLevel.CURRENT_LEVEL >= __l);
}
}
Markdown is supported
0% or .
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment