397         }
 398         if (offset == -1) {
 399             throw new JVMCIError("cannot get offset of field " + name + " with type long or jlong");
 400         }
 401         pendingFailedSpeculationOffset = offset;
 402     }
 403 
 404     public int threadLastJavaSpOffset() {
 405         return javaThreadAnchorOffset + javaFrameAnchorLastJavaSpOffset;
 406     }
 407 
 408     public int threadLastJavaPcOffset() {
 409         return javaThreadAnchorOffset + javaFrameAnchorLastJavaPcOffset;
 410     }
 411 
 412     public int threadLastJavaFpOffset() {
 413         assert osArch.equals("aarch64") || osArch.equals("amd64");
 414         return javaThreadAnchorOffset + getFieldOffset("JavaFrameAnchor::_last_Java_fp", Integer.class, "intptr_t*");
 415     }
 416 
 417     public int threadJavaFrameAnchorFlagsOffset() {
 418         assert osArch.equals("sparc");
 419         return javaThreadAnchorOffset + getFieldOffset("JavaFrameAnchor::_flags", Integer.class, "int");
 420     }
 421 
 422     public final int runtimeCallStackSize = getConstant("frame::arg_reg_save_area_bytes", Integer.class, intRequiredOnAMD64);
 423     public final int frameInterpreterFrameSenderSpOffset = getConstant("frame::interpreter_frame_sender_sp_offset", Integer.class, intRequiredOnAMD64);
 424     public final int frameInterpreterFrameLastSpOffset = getConstant("frame::interpreter_frame_last_sp_offset", Integer.class, intRequiredOnAMD64);
 425 
 426     public final int osThreadInterruptedOffset = getFieldOffset("OSThread::_interrupted", Integer.class, "jint", Integer.MAX_VALUE);
 427 
 428     public final long markWordHashShift = getConstant(markWordField("hash_shift"), Long.class);
 429 
 430     public final int biasedLockMaskInPlace = getConstant(markWordField("biased_lock_mask_in_place"), Integer.class);
 431     public final int ageMaskInPlace = getConstant(markWordField("age_mask_in_place"), Integer.class);
 432     public final int epochMaskInPlace = getConstant(markWordField("epoch_mask_in_place"), Integer.class);
 433     public final long markWordHashMask = getConstant(markWordField("hash_mask"), Long.class);
 434     public final long markWordHashMaskInPlace = getConstant(markWordField("hash_mask_in_place"), Long.class);
 435 
 436     public final int unlockedMask = getConstant(markWordField("unlocked_value"), Integer.class);
 437     public final int monitorMask = getConstant(markWordField("monitor_value"), Integer.class, -1);
 438     public final int biasedLockPattern = getConstant(markWordField("biased_lock_pattern"), Integer.class);
 439 
 440     // This field has no type in vmStructs.cpp
 441     public final int objectMonitorOwner = getFieldOffset("ObjectMonitor::_owner", Integer.class, null, -1);

 397         }
 398         if (offset == -1) {
 399             throw new JVMCIError("cannot get offset of field " + name + " with type long or jlong");
 400         }
 401         pendingFailedSpeculationOffset = offset;
 402     }
 403 
 404     public int threadLastJavaSpOffset() {
 405         return javaThreadAnchorOffset + javaFrameAnchorLastJavaSpOffset;
 406     }
 407 
 408     public int threadLastJavaPcOffset() {
 409         return javaThreadAnchorOffset + javaFrameAnchorLastJavaPcOffset;
 410     }
 411 
 412     public int threadLastJavaFpOffset() {
 413         assert osArch.equals("aarch64") || osArch.equals("amd64");
 414         return javaThreadAnchorOffset + getFieldOffset("JavaFrameAnchor::_last_Java_fp", Integer.class, "intptr_t*");
 415     }
 416 





 417     public final int runtimeCallStackSize = getConstant("frame::arg_reg_save_area_bytes", Integer.class, intRequiredOnAMD64);
 418     public final int frameInterpreterFrameSenderSpOffset = getConstant("frame::interpreter_frame_sender_sp_offset", Integer.class, intRequiredOnAMD64);
 419     public final int frameInterpreterFrameLastSpOffset = getConstant("frame::interpreter_frame_last_sp_offset", Integer.class, intRequiredOnAMD64);
 420 
 421     public final int osThreadInterruptedOffset = getFieldOffset("OSThread::_interrupted", Integer.class, "jint", Integer.MAX_VALUE);
 422 
 423     public final long markWordHashShift = getConstant(markWordField("hash_shift"), Long.class);
 424 
 425     public final int biasedLockMaskInPlace = getConstant(markWordField("biased_lock_mask_in_place"), Integer.class);
 426     public final int ageMaskInPlace = getConstant(markWordField("age_mask_in_place"), Integer.class);
 427     public final int epochMaskInPlace = getConstant(markWordField("epoch_mask_in_place"), Integer.class);
 428     public final long markWordHashMask = getConstant(markWordField("hash_mask"), Long.class);
 429     public final long markWordHashMaskInPlace = getConstant(markWordField("hash_mask_in_place"), Long.class);
 430 
 431     public final int unlockedMask = getConstant(markWordField("unlocked_value"), Integer.class);
 432     public final int monitorMask = getConstant(markWordField("monitor_value"), Integer.class, -1);
 433     public final int biasedLockPattern = getConstant(markWordField("biased_lock_pattern"), Integer.class);
 434 
 435     // This field has no type in vmStructs.cpp
 436     public final int objectMonitorOwner = getFieldOffset("ObjectMonitor::_owner", Integer.class, null, -1);