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L0 Debug - Avoid SSAH lookup when no threads are stopped

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During async thread event processing, it was possible to
read SSAH before any threads stopped and before it was
resident resulting in an assert. This is both a fix for
assertion and minor optimization.

Signed-off-by: Yates, Brandon <brandon.yates@intel.com>
This commit is contained in:
Yates, Brandon
2022-12-12 22:18:52 +00:00
committed by Compute-Runtime-Automation
parent cc61e2d997
commit 66581a0a1d
2 changed files with 20 additions and 0 deletions
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3
level_zero/tools/source/debug/debug_session_imp.cpp
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@@ -745,6 +745,9 @@ bool DebugSessionImp::isForceExceptionOrForceExternalHaltOnlyExceptionReason(uin
void DebugSessionImp::fillResumeAndStoppedThreadsFromNewlyStopped(std::vector<EuThread::ThreadId> &resumeThreads, std::vector<EuThread::ThreadId> &stoppedThreadsToReport) {
if (newlyStoppedThreads.empty()) {
return;
}
const auto regSize = std::max(getRegisterSize(ZET_DEBUG_REGSET_TYPE_CR_INTEL_GPU), 64u);
auto reg = std::make_unique<uint32_t[]>(regSize / sizeof(uint32_t));