Mercurial > hg > truffle
changeset 4842:583b428aa858
Merge
author | coleenp |
---|---|
date | Mon, 23 Jan 2012 17:45:32 -0800 |
parents | af739d5ab23c (diff) db18ca98d237 (current diff) |
children | d6660fedbab5 bf864f701a4a |
files | src/os/bsd/vm/decoder_bsd.cpp |
diffstat | 2 files changed, 22 insertions(+), 0 deletions(-) [+] |
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--- a/src/share/vm/prims/jvmtiThreadState.cpp Wed Jan 18 11:45:14 2012 -0500 +++ b/src/share/vm/prims/jvmtiThreadState.cpp Mon Jan 23 17:45:32 2012 -0800 @@ -319,6 +319,15 @@ // clearing the flag indicates we are done with the PopFrame() dance clr_pending_step_for_popframe(); + // If exception was thrown in this frame, need to reset jvmti thread state. + // Single stepping may not get enabled correctly by the agent since + // exception state is passed in MethodExit event which may be sent at some + // time in the future. JDWP agent ignores MethodExit events if caused by + // an exception. + // + if (is_exception_detected()) { + clear_exception_detected(); + } // If step is pending for popframe then it may not be // a repeat step. The new_bci and method_id is same as current_bci // and current method_id after pop and step for recursive calls. @@ -385,6 +394,15 @@ // the ForceEarlyReturn() dance clr_pending_step_for_earlyret(); + // If exception was thrown in this frame, need to reset jvmti thread state. + // Single stepping may not get enabled correctly by the agent since + // exception state is passed in MethodExit event which may be sent at some + // time in the future. JDWP agent ignores MethodExit events if caused by + // an exception. + // + if (is_exception_detected()) { + clear_exception_detected(); + } // If step is pending for earlyret then it may not be a repeat step. // The new_bci and method_id is same as current_bci and current // method_id after earlyret and step for recursive calls.
--- a/src/share/vm/prims/jvmtiThreadState.hpp Wed Jan 18 11:45:14 2012 -0500 +++ b/src/share/vm/prims/jvmtiThreadState.hpp Mon Jan 23 17:45:32 2012 -0800 @@ -165,6 +165,10 @@ inline bool is_exception_caught() { return _exception_caught; } inline void set_exception_detected() { _exception_detected = true; _exception_caught = false; } + inline void clear_exception_detected() { + _exception_detected = false; + assert(_exception_caught == false, "_exception_caught is out of phase"); + } inline void set_exception_caught() { _exception_caught = true; _exception_detected = false; }