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162 lines
4.9 KiB
C
162 lines
4.9 KiB
C
/*
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* Percepio Trace Recorder for Tracealyzer v4.6.0
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* Copyright 2021 Percepio AB
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* www.percepio.com
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* The implementation for heaps.
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*/
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#include <trcRecorder.h>
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#if (TRC_USE_TRACEALYZER_RECORDER == 1)
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#if (TRC_CFG_RECORDER_MODE == TRC_RECORDER_MODE_STREAMING)
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#if (TRC_USE_HEAPS == 1)
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#define TRC_HEAP_STATE_INDEX_CURRENT 0
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#define TRC_HEAP_STATE_INDEX_HIGHWATERMARK 1
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#define TRC_HEAP_STATE_INDEX_MAX 2
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traceResult xTraceHeapCreate(const char *szName, TraceUnsignedBaseType_t uxCurrent, TraceUnsignedBaseType_t uxHighWaterMark, TraceUnsignedBaseType_t uxMax, TraceHeapHandle_t *pxHeapHandle)
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{
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TraceObjectHandle_t xObjectHandle;
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TraceUnsignedBaseType_t uxStates[3];
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/* This should never fail */
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TRC_ASSERT(pxHeapHandle != 0);
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uxStates[TRC_HEAP_STATE_INDEX_CURRENT] = uxCurrent;
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uxStates[TRC_HEAP_STATE_INDEX_HIGHWATERMARK] = uxHighWaterMark;
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uxStates[TRC_HEAP_STATE_INDEX_MAX] = uxMax;
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/* We need to check this */
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if (xTraceObjectRegisterInternal(PSF_EVENT_HEAP_CREATE, 0, szName, 3, uxStates, TRC_ENTRY_OPTION_HEAP, &xObjectHandle) == TRC_FAIL)
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{
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return TRC_FAIL;
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}
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*pxHeapHandle = (TraceHeapHandle_t)xObjectHandle;
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return TRC_SUCCESS;
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}
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traceResult xTraceHeapAlloc(TraceHeapHandle_t xHeapHandle, void *pvAddress, TraceUnsignedBaseType_t uxSize)
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{
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TraceUnsignedBaseType_t uxCurrent, uxHighWaterMark;
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TraceEventHandle_t xEventHandle = 0;
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if (xHeapHandle == 0)
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{
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/* This can happen */
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return TRC_FAIL;
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}
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/* If the address is null we assume this was a failed alloc attempt */
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if (pvAddress != 0)
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{
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/* This should never fail */
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TRC_ASSERT_ALWAYS_EVALUATE(xTraceEntryGetState(xHeapHandle, TRC_HEAP_STATE_INDEX_CURRENT, &uxCurrent) == TRC_SUCCESS);
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/* This should never fail */
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TRC_ASSERT_ALWAYS_EVALUATE(xTraceEntryGetState(xHeapHandle, TRC_HEAP_STATE_INDEX_HIGHWATERMARK, &uxHighWaterMark) == TRC_SUCCESS);
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uxCurrent += uxSize;
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if (uxCurrent > uxHighWaterMark)
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{
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uxHighWaterMark = uxCurrent;
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/* This should never fail */
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TRC_ASSERT_ALWAYS_EVALUATE(xTraceEntrySetState(xHeapHandle, TRC_HEAP_STATE_INDEX_HIGHWATERMARK, uxHighWaterMark) == TRC_SUCCESS);
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}
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/* This should never fail */
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TRC_ASSERT_ALWAYS_EVALUATE(xTraceEntrySetState(xHeapHandle, TRC_HEAP_STATE_INDEX_CURRENT, uxCurrent) == TRC_SUCCESS);
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}
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/* We need to check this */
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if (xTraceEventBegin(pvAddress != 0 ? PSF_EVENT_MALLOC : PSF_EVENT_MALLOC_FAILED, sizeof(void*) + sizeof(TraceUnsignedBaseType_t), &xEventHandle) == TRC_SUCCESS)
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{
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xTraceEventAddPointer(xEventHandle, pvAddress);
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xTraceEventAddUnsignedBaseType(xEventHandle, uxSize);
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xTraceEventEnd(xEventHandle);
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}
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return TRC_SUCCESS;
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}
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traceResult xTraceHeapFree(TraceHeapHandle_t xHeapHandle, void *pvAddress, TraceUnsignedBaseType_t uxSize)
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{
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TraceUnsignedBaseType_t uxCurrent;
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TraceEventHandle_t xEventHandle = 0;
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if (xHeapHandle == 0)
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{
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/* This can happen */
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return TRC_FAIL;
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}
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/* If the address is null we assume this was a failed alloc attempt */
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if (pvAddress != 0)
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{
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/* This should never fail */
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TRC_ASSERT_ALWAYS_EVALUATE(xTraceEntryGetState(xHeapHandle, TRC_HEAP_STATE_INDEX_CURRENT, &uxCurrent) == TRC_SUCCESS);
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uxCurrent -= uxSize;
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/* This should never fail */
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TRC_ASSERT_ALWAYS_EVALUATE(xTraceEntrySetState(xHeapHandle, TRC_HEAP_STATE_INDEX_CURRENT, uxCurrent) == TRC_SUCCESS);
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}
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/* We need to check this */
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if (xTraceEventBegin(pvAddress != 0 ? PSF_EVENT_FREE : PSF_EVENT_FREE_FAILED, sizeof(void*) + sizeof(TraceUnsignedBaseType_t), &xEventHandle) == TRC_SUCCESS)
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{
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xTraceEventAddPointer(xEventHandle, pvAddress);
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xTraceEventAddUnsignedBaseType(xEventHandle, uxSize);
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xTraceEventEnd(xEventHandle);
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}
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return TRC_SUCCESS;
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}
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traceResult xTraceHeapGetCurrent(TraceHeapHandle_t xHeapHandle, TraceUnsignedBaseType_t *puxCurrent)
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{
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/* This should never fail */
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TRC_ASSERT(xHeapHandle != 0);
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/* This should never fail */
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TRC_ASSERT_ALWAYS_EVALUATE(xTraceEntryGetState(xHeapHandle, TRC_HEAP_STATE_INDEX_CURRENT, puxCurrent) == TRC_SUCCESS);
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return TRC_SUCCESS;
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}
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traceResult xTraceHeapGetHighWaterMark(TraceHeapHandle_t xHeapHandle, TraceUnsignedBaseType_t *puxHighWaterMark)
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{
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/* This should never fail */
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TRC_ASSERT(xHeapHandle != 0);
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/* This should never fail */
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TRC_ASSERT_ALWAYS_EVALUATE(xTraceEntryGetState(xHeapHandle, TRC_HEAP_STATE_INDEX_HIGHWATERMARK, puxHighWaterMark) == TRC_SUCCESS);
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return TRC_SUCCESS;
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}
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traceResult xTraceHeapGetMax(TraceHeapHandle_t xHeapHandle, TraceUnsignedBaseType_t *puxMax)
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{
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/* This should never fail */
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TRC_ASSERT(xHeapHandle != 0);
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/* This should never fail */
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TRC_ASSERT_ALWAYS_EVALUATE(xTraceEntryGetState(xHeapHandle, TRC_HEAP_STATE_INDEX_MAX, puxMax) == TRC_SUCCESS);
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return TRC_SUCCESS;
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}
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#endif /* (TRC_USE_HEAPS == 1) */
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#endif /* (TRC_CFG_RECORDER_MODE == TRC_RECORDER_MODE_STREAMING) */
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#endif /* (TRC_USE_TRACEALYZER_RECORDER == 1) */
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