Refactor functions

Use unified access pattern in obtainPipeControlAndProgramPostSyncOperation
Rename getExecutionEnvironment to peekExecutionEnvironment

Related-To: NEO-3210
Change-Id: Iedf30833704e2fc4b8822f5d19d36a230f140f27
Signed-off-by: Krzysztof Gibala <krzysztof.gibala@intel.com>

Author: kgibala

runtime/command_stream/command_stream_receiver.h

@@ -93,7 +93,7 @@ class CommandStreamReceiver {
 
     LinearStream &getCS(size_t minRequiredSize = 1024u);
     OSInterface *getOSInterface() const { return osInterface; };
-    ExecutionEnvironment &getExecutionEnvironment() const { return executionEnvironment; };
+    ExecutionEnvironment &peekExecutionEnvironment() const { return executionEnvironment; };
 
     MOCKABLE_VIRTUAL void setTagAllocation(GraphicsAllocation *allocation);
     GraphicsAllocation *getTagAllocation() const {

runtime/command_stream/command_stream_receiver_hw_base.inl

@@ -179,7 +179,7 @@ CompletionStamp CommandStreamReceiverHw<GfxFamily>::flushTask(
         auto address = getTagAllocation()->getGpuAddress();
         PipeControlHelper<GfxFamily>::obtainPipeControlAndProgramPostSyncOperation(commandStreamTask,
                                                                                    PIPE_CONTROL::POST_SYNC_OPERATION_WRITE_IMMEDIATE_DATA,
-                                                                                   address, taskCount + 1, dispatchFlags.dcFlush, device.getHardwareInfo());
+                                                                                   address, taskCount + 1, dispatchFlags.dcFlush, peekHwInfo());
 
         this->latestSentTaskCount = taskCount + 1;
         DBG_LOG(LogTaskCounts, __FUNCTION__, "Line: ", __LINE__, "taskCount", taskCount);

runtime/command_stream/experimental_command_buffer.inl

@@ -63,7 +63,7 @@ size_t ExperimentalCommandBuffer::getTimeStampPipeControlSize() noexcept {
     using PIPE_CONTROL = typename GfxFamily::PIPE_CONTROL;
 
     // Two P_C for timestamps
-    return 2 * PipeControlHelper<GfxFamily>::getSizeForPipeControlWithPostSyncOperation(*commandStreamReceiver->getExecutionEnvironment().getHardwareInfo());
+    return 2 * PipeControlHelper<GfxFamily>::getSizeForPipeControlWithPostSyncOperation(*commandStreamReceiver->peekExecutionEnvironment().getHardwareInfo());
 }
 
 template <typename GfxFamily>
@@ -73,7 +73,7 @@ void ExperimentalCommandBuffer::addTimeStampPipeControl() {
     uint64_t timeStampAddress = timestamps->getGpuAddress() + timestampsOffset;
 
     PipeControlHelper<GfxFamily>::obtainPipeControlAndProgramPostSyncOperation(*currentStream,
-                                                                               PIPE_CONTROL::POST_SYNC_OPERATION_WRITE_TIMESTAMP, timeStampAddress, 0llu, false, *commandStreamReceiver->getExecutionEnvironment().getHardwareInfo());
+                                                                               PIPE_CONTROL::POST_SYNC_OPERATION_WRITE_TIMESTAMP, timeStampAddress, 0llu, false, *commandStreamReceiver->peekExecutionEnvironment().getHardwareInfo());
 
     //moving to next chunk
     timestampsOffset += sizeof(uint64_t);