svn commit: r362263 - in head: . contrib/opencsd/decoder/include/common contrib/opencsd/decoder/include/i_dec contrib/opencsd/decoder/include/mem_acc contrib/opencsd/decoder/include/opencsd contrib...
Andrew Turner
andrew at FreeBSD.org
Wed Jun 17 10:42:24 UTC 2020
Author: andrew
Date: Wed Jun 17 10:42:20 2020
New Revision: 362263
URL: https://svnweb.freebsd.org/changeset/base/362263
Log:
Update opencsd to 0.14.2
Sponsored by: Innovate UK
Added:
head/contrib/opencsd/decoder/include/common/ocsd_gen_elem_stack.h
- copied unchanged from r362220, vendor/opencsd/dist/decoder/include/common/ocsd_gen_elem_stack.h
head/contrib/opencsd/decoder/include/common/trc_raw_buffer.h
- copied unchanged from r362220, vendor/opencsd/dist/decoder/include/common/trc_raw_buffer.h
head/contrib/opencsd/decoder/include/opencsd/etmv4/trc_pkt_proc_etmv4i.h
- copied unchanged from r362220, vendor/opencsd/dist/decoder/include/opencsd/etmv4/trc_pkt_proc_etmv4i.h
head/contrib/opencsd/decoder/source/etmv4/trc_pkt_proc_etmv4i.cpp
- copied unchanged from r362220, vendor/opencsd/dist/decoder/source/etmv4/trc_pkt_proc_etmv4i.cpp
head/contrib/opencsd/decoder/source/ocsd_gen_elem_stack.cpp
- copied unchanged from r362220, vendor/opencsd/dist/decoder/source/ocsd_gen_elem_stack.cpp
Deleted:
head/contrib/opencsd/decoder/include/opencsd/etmv4/trc_pkt_elem_etmv4d.h
head/contrib/opencsd/decoder/source/etmv4/trc_pkt_elem_etmv4d.cpp
head/contrib/opencsd/decoder/source/etmv4/trc_pkt_proc_etmv4.cpp
head/contrib/opencsd/decoder/source/etmv4/trc_pkt_proc_etmv4d_impl.h
head/contrib/opencsd/decoder/source/etmv4/trc_pkt_proc_etmv4i_impl.cpp
head/contrib/opencsd/decoder/source/etmv4/trc_pkt_proc_etmv4i_impl.h
Modified:
head/ObsoleteFiles.inc
head/contrib/opencsd/decoder/include/common/ocsd_dcd_mngr.h
head/contrib/opencsd/decoder/include/common/ocsd_gen_elem_list.h
head/contrib/opencsd/decoder/include/common/trc_core_arch_map.h
head/contrib/opencsd/decoder/include/common/trc_gen_elem.h
head/contrib/opencsd/decoder/include/common/trc_pkt_decode_base.h
head/contrib/opencsd/decoder/include/i_dec/trc_i_decode.h
head/contrib/opencsd/decoder/include/i_dec/trc_idec_arminst.h
head/contrib/opencsd/decoder/include/mem_acc/trc_mem_acc_bufptr.h
head/contrib/opencsd/decoder/include/opencsd/etmv3/trc_pkt_decode_etmv3.h
head/contrib/opencsd/decoder/include/opencsd/etmv4/etmv4_decoder.h
head/contrib/opencsd/decoder/include/opencsd/etmv4/trc_etmv4_stack_elem.h
head/contrib/opencsd/decoder/include/opencsd/etmv4/trc_pkt_decode_etmv4i.h
head/contrib/opencsd/decoder/include/opencsd/etmv4/trc_pkt_elem_etmv4i.h
head/contrib/opencsd/decoder/include/opencsd/etmv4/trc_pkt_proc_etmv4.h
head/contrib/opencsd/decoder/include/opencsd/etmv4/trc_pkt_types_etmv4.h
head/contrib/opencsd/decoder/include/opencsd/ocsd_if_types.h
head/contrib/opencsd/decoder/include/opencsd/ocsd_if_version.h
head/contrib/opencsd/decoder/include/opencsd/ptm/trc_pkt_decode_ptm.h
head/contrib/opencsd/decoder/include/opencsd/stm/trc_pkt_decode_stm.h
head/contrib/opencsd/decoder/include/opencsd/trc_gen_elem_types.h
head/contrib/opencsd/decoder/include/pkt_printers/pkt_printer_t.h
head/contrib/opencsd/decoder/source/etmv3/trc_pkt_decode_etmv3.cpp
head/contrib/opencsd/decoder/source/etmv4/trc_etmv4_stack_elem.cpp
head/contrib/opencsd/decoder/source/etmv4/trc_pkt_decode_etmv4i.cpp
head/contrib/opencsd/decoder/source/etmv4/trc_pkt_elem_etmv4i.cpp
head/contrib/opencsd/decoder/source/i_dec/trc_i_decode.cpp
head/contrib/opencsd/decoder/source/i_dec/trc_idec_arminst.cpp
head/contrib/opencsd/decoder/source/mem_acc/trc_mem_acc_bufptr.cpp
head/contrib/opencsd/decoder/source/ocsd_dcd_tree.cpp
head/contrib/opencsd/decoder/source/ocsd_error.cpp
head/contrib/opencsd/decoder/source/ptm/trc_pkt_decode_ptm.cpp
head/contrib/opencsd/decoder/source/stm/trc_pkt_decode_stm.cpp
head/contrib/opencsd/decoder/source/trc_component.cpp
head/contrib/opencsd/decoder/source/trc_core_arch_map.cpp
head/contrib/opencsd/decoder/source/trc_gen_elem.cpp
head/lib/libopencsd/Makefile
Directory Properties:
head/contrib/opencsd/ (props changed)
Modified: head/ObsoleteFiles.inc
==============================================================================
--- head/ObsoleteFiles.inc Wed Jun 17 10:41:01 2020 (r362262)
+++ head/ObsoleteFiles.inc Wed Jun 17 10:42:20 2020 (r362263)
@@ -36,6 +36,9 @@
# xargs -n1 | sort | uniq -d;
# done
+# 20200617: update opencsd to 0.14.2
+OLD_FILES+=usr/include/opencsd/etmv4/trc_pkt_elem_etmv4d.h
+
# 20200606: retire binutils build infrastructure
.if !defined(WITH_PORT_BASE_BINUTILS)
OLD_FILES+=usr/bin/as
Modified: head/contrib/opencsd/decoder/include/common/ocsd_dcd_mngr.h
==============================================================================
--- head/contrib/opencsd/decoder/include/common/ocsd_dcd_mngr.h Wed Jun 17 10:41:01 2020 (r362262)
+++ head/contrib/opencsd/decoder/include/common/ocsd_dcd_mngr.h Wed Jun 17 10:42:20 2020 (r362263)
@@ -115,6 +115,9 @@ ocsd_err_t DecoderMngrBase<P,Pt,Pc>::createDecoder(co
if(!pkt_proc)
return OCSD_ERR_MEM;
+ // set the op mode flags
+ pkt_proc->setComponentOpMode(create_flags & (OCSD_OPFLG_COMP_MODE_MASK | OCSD_OPFLG_PKTPROC_COMMON));
+
// set the configuration
TrcPktProcBase<P,Pt,Pc> *pProcBase = dynamic_cast< TrcPktProcBase<P,Pt,Pc> *>(pkt_proc);
if(pProcBase == 0)
@@ -132,6 +135,9 @@ ocsd_err_t DecoderMngrBase<P,Pt,Pc>::createDecoder(co
pkt_dcd = createPktDecode(bUseInstID, instID);
if(!pkt_dcd)
return OCSD_ERR_MEM;
+
+ // set the op mode flags
+ pkt_dcd->setComponentOpMode(create_flags & (OCSD_OPFLG_COMP_MODE_MASK | OCSD_OPFLG_PKTDEC_COMMON));
// get the decoder base
TrcPktDecodeBase<P,Pc> *pBase = dynamic_cast< TrcPktDecodeBase<P,Pc> *>(pkt_dcd);
Modified: head/contrib/opencsd/decoder/include/common/ocsd_gen_elem_list.h
==============================================================================
--- head/contrib/opencsd/decoder/include/common/ocsd_gen_elem_list.h Wed Jun 17 10:41:01 2020 (r362262)
+++ head/contrib/opencsd/decoder/include/common/ocsd_gen_elem_list.h Wed Jun 17 10:42:20 2020 (r362263)
@@ -1,6 +1,6 @@
/*
- * \file ocsd_gen_elem_stack.h
- * \brief OpenCSD : Generic element output stack.
+ * \file ocsd_gen_elem_list.h
+ * \brief OpenCSD : Generic element output list.
*
* \copyright Copyright (c) 2016, ARM Limited. All Rights Reserved.
*/
@@ -47,7 +47,7 @@
* This should remove some of the requirement on the packet processing to be re-enterant,
* simplifying this code.
*
- * Last element(s) on this stack can be marked pending to allow for later cancellation.
+ * Last element(s) on this list can be marked pending to allow for later cancellation.
* (This required for cancel element in ETMv3 exeception branch).
*
* The "list" is actually a ring buffer - maintaining pointers to indicate current valid elements.
@@ -150,4 +150,4 @@ inline void OcsdGenElemList::initSendIf(componentAttac
m_sendIf = pGenElemIf;
}
-/* End of File ocsd_gen_elem_stack.h */
+/* End of File ocsd_gen_elem_list.h */
Copied: head/contrib/opencsd/decoder/include/common/ocsd_gen_elem_stack.h (from r362220, vendor/opencsd/dist/decoder/include/common/ocsd_gen_elem_stack.h)
==============================================================================
--- /dev/null 00:00:00 1970 (empty, because file is newly added)
+++ head/contrib/opencsd/decoder/include/common/ocsd_gen_elem_stack.h Wed Jun 17 10:42:20 2020 (r362263, copy of r362220, vendor/opencsd/dist/decoder/include/common/ocsd_gen_elem_stack.h)
@@ -0,0 +1,109 @@
+/*
+* \file ocsd_gen_elem_stack.h
+* \brief OpenCSD : Generic element output stack.
+*
+* \copyright Copyright (c) 2020, ARM Limited. All Rights Reserved.
+*/
+
+/*
+* Redistribution and use in source and binary forms, with or without modification,
+* are permitted provided that the following conditions are met:
+*
+* 1. Redistributions of source code must retain the above copyright notice,
+* this list of conditions and the following disclaimer.
+*
+* 2. Redistributions in binary form must reproduce the above copyright notice,
+* this list of conditions and the following disclaimer in the documentation
+* and/or other materials provided with the distribution.
+*
+* 3. Neither the name of the copyright holder nor the names of its contributors
+* may be used to endorse or promote products derived from this software without
+* specific prior written permission.
+*
+* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 'AS IS' AND
+* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+* IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
+* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+#include "trc_gen_elem.h"
+#include "comp_attach_pt_t.h"
+#include "interfaces/trc_gen_elem_in_i.h"
+
+/* element stack to handle cases where a trace element can generate multiple output packets
+
+ maintains the "current" element, which might be sent independently of this stack, and also
+ ensures that persistent data in the output elements is maintained between elements.
+*/
+class OcsdGenElemStack
+{
+public:
+ OcsdGenElemStack();
+ ~OcsdGenElemStack();
+
+ void initSendIf(componentAttachPt<ITrcGenElemIn> *pGenElemIf);
+ void initCSID(const uint8_t CSID) { m_CSID = CSID; };
+
+ OcsdTraceElement &getCurrElem(); //!< get the current element.
+ ocsd_err_t resetElemStack(); //!< set pointers to base of stack
+ ocsd_err_t addElem(const ocsd_trc_index_t trc_pkt_idx); //!< add elem to stack and set current.
+ void setCurrElemIdx(const ocsd_trc_index_t trc_pkt_idx); //!< packet index for this element
+ ocsd_err_t addElemType(const ocsd_trc_index_t trc_pkt_idx, ocsd_gen_trc_elem_t elem_type);
+
+ ocsd_datapath_resp_t sendElements(); //!< send elements on the stack
+ const int numElemToSend() const;
+
+private:
+ typedef struct _elemPtr {
+ OcsdTraceElement *pElem; //!< pointer to the listed trace element
+ ocsd_trc_index_t trc_pkt_idx; //!< packet index in the trace stream
+ } elemPtr_t;
+
+ const bool isInit(); //!< check correctly initialised.
+
+ ocsd_err_t growArray();
+ void copyPersistentData(int src, int dst); //!< copy across persistent state data between elements
+ void resetIndexes(); //!< clear down all indexes - reset or send complete.
+
+ elemPtr_t *m_pElemArray; //!< an array of pointers to elements.
+ int m_elemArraySize; //!< number of element pointers in the array
+
+ int m_elem_to_send; //!< number of live elements in the stack - init to 1.
+ int m_curr_elem_idx; //!< index into the element array.
+ int m_send_elem_idx; //!< next element to send.
+
+ //!< send packet info
+ uint8_t m_CSID;
+ componentAttachPt<ITrcGenElemIn> *m_sendIf; //!< element send interface.
+
+ bool m_is_init;
+};
+
+inline const int OcsdGenElemStack::numElemToSend() const
+{
+ return m_elem_to_send;
+}
+
+inline void OcsdGenElemStack::initSendIf(componentAttachPt<ITrcGenElemIn> *pGenElemIf)
+{
+ m_sendIf = pGenElemIf;
+}
+
+inline void OcsdGenElemStack::setCurrElemIdx(const ocsd_trc_index_t trc_pkt_idx)
+{
+ m_pElemArray[m_curr_elem_idx].trc_pkt_idx = trc_pkt_idx;
+}
+
+inline OcsdTraceElement &OcsdGenElemStack::getCurrElem()
+{
+ return *(m_pElemArray[m_curr_elem_idx].pElem);
+}
+
+
+/* End of File ocsd_gen_elem_stack.h */
Modified: head/contrib/opencsd/decoder/include/common/trc_core_arch_map.h
==============================================================================
--- head/contrib/opencsd/decoder/include/common/trc_core_arch_map.h Wed Jun 17 10:41:01 2020 (r362262)
+++ head/contrib/opencsd/decoder/include/common/trc_core_arch_map.h Wed Jun 17 10:42:20 2020 (r362263)
@@ -39,6 +39,23 @@
#include <string>
#include "opencsd/ocsd_if_types.h"
+/** @class CoreArchProfileMap
+ *
+ * @brief Map core / arch name to profile for decoder.
+ *
+ * Helper class for library clients to map core or architecture version names onto
+ * a profile / arch version pair suitable for use with the decode library.
+ *
+ * Valid core names are:-
+ * - Cortex-Axx : where xx = 5,7,12,15,17,32,35,53,55,57,65,72,73,75,76,77;
+ * - Cortex-Rxx : where xx = 5,7,8,52;
+ * - Cortex-Mxx : where xx = 0,0+,3,4,23,33;
+ *
+ * Valid architecture profile names are:-
+ * - ARMv7-A, ARMv7-R, ARMv7-M;
+ * - ARMv8-A, ARMv8.3A, ARMv8-R, ARMv8-M;
+ *
+ */
class CoreArchProfileMap
{
public:
@@ -50,16 +67,31 @@ class CoreArchProfileMap (public)
private:
std::map<std::string, ocsd_arch_profile_t> core_profiles;
+ std::map<std::string, ocsd_arch_profile_t> arch_profiles;
};
inline ocsd_arch_profile_t CoreArchProfileMap::getArchProfile(const std::string &coreName)
{
ocsd_arch_profile_t ap = { ARCH_UNKNOWN, profile_Unknown };
+ bool bFound = false;
std::map<std::string, ocsd_arch_profile_t>::const_iterator it;
+
+ /* match against the core name map. */
it = core_profiles.find(coreName);
- if(it != core_profiles.end())
+ if (it != core_profiles.end())
+ {
ap = it->second;
+ bFound = true;
+ }
+
+ /* scan architecture profiles on no core name match */
+ if (!bFound)
+ {
+ it = arch_profiles.find(coreName);
+ if (it != arch_profiles.end())
+ ap = it->second;
+ }
return ap;
}
Modified: head/contrib/opencsd/decoder/include/common/trc_gen_elem.h
==============================================================================
--- head/contrib/opencsd/decoder/include/common/trc_gen_elem.h Wed Jun 17 10:41:01 2020 (r362262)
+++ head/contrib/opencsd/decoder/include/common/trc_gen_elem.h Wed Jun 17 10:42:20 2020 (r362263)
@@ -72,6 +72,7 @@ class OcsdTraceElement : public trcPrintableElem, publ
void setTraceOnReason(const trace_on_reason_t reason);
+ void setUnSyncEOTReason(const unsync_info_t reason);
void setAddrRange(const ocsd_vaddr_t st_addr, const ocsd_vaddr_t en_addr, const int num_instr = 1);
void setLastInstrInfo(const bool exec, const ocsd_instr_type last_i_type, const ocsd_instr_subtype last_i_subtype, const uint8_t size);
@@ -94,7 +95,8 @@ class OcsdTraceElement : public trcPrintableElem, publ
// return current context
const ocsd_pe_context &getContext() const { return context; };
-
+ void copyPersistentData(const OcsdTraceElement &src);
+
private:
void printSWInfoPkt(std::ostringstream &oss) const;
void clearPerPktData(); //!< clear flags that indicate validity / have values on a per packet basis
@@ -171,8 +173,8 @@ inline void OcsdTraceElement::init()
inline void OcsdTraceElement::clearPerPktData()
{
- flag_bits = 0; // union with trace_on_reason / trace_event
-
+ flag_bits = 0; // bit-field with various flags.
+ exception_number = 0; // union with trace_on_reason / trace_event
ptr_extended_data = 0; // extended data pointer
}
@@ -181,6 +183,11 @@ inline void OcsdTraceElement::setTraceOnReason(const t
trace_on_reason = reason;
}
+inline void OcsdTraceElement::setUnSyncEOTReason(const unsync_info_t reason)
+{
+ unsync_eot_info = reason;
+}
+
inline void OcsdTraceElement::setISA(const ocsd_isa isa_update)
{
isa = isa_update;
@@ -201,6 +208,12 @@ inline void OcsdTraceElement::setExtendedDataPtr(const
ptr_extended_data = data_ptr;
}
+// set persistent data between output packets.
+inline void OcsdTraceElement::copyPersistentData(const OcsdTraceElement &src)
+{
+ isa = src.isa;
+ context = src.context;
+}
/** @}*/
Modified: head/contrib/opencsd/decoder/include/common/trc_pkt_decode_base.h
==============================================================================
--- head/contrib/opencsd/decoder/include/common/trc_pkt_decode_base.h Wed Jun 17 10:41:01 2020 (r362262)
+++ head/contrib/opencsd/decoder/include/common/trc_pkt_decode_base.h Wed Jun 17 10:42:20 2020 (r362263)
@@ -85,7 +85,10 @@ class TrcPktDecodeI : public TraceComponent (protected
virtual ocsd_err_t onProtocolConfig() = 0;
virtual const uint8_t getCoreSightTraceID() = 0;
+ /* init handling */
const bool checkInit();
+ /* Called on first init confirmation */
+ virtual void onFirstInitOK() {};
/* data output */
ocsd_datapath_resp_t outputTraceElement(const OcsdTraceElement &elem); // use current index
@@ -147,6 +150,8 @@ inline const bool TrcPktDecodeI::checkInit()
init_err_msg = "No instruction decoder interface attached and enabled";
else
m_decode_init_ok = true;
+ if (m_decode_init_ok)
+ onFirstInitOK();
}
return m_decode_init_ok;
}
Copied: head/contrib/opencsd/decoder/include/common/trc_raw_buffer.h (from r362220, vendor/opencsd/dist/decoder/include/common/trc_raw_buffer.h)
==============================================================================
--- /dev/null 00:00:00 1970 (empty, because file is newly added)
+++ head/contrib/opencsd/decoder/include/common/trc_raw_buffer.h Wed Jun 17 10:42:20 2020 (r362263, copy of r362220, vendor/opencsd/dist/decoder/include/common/trc_raw_buffer.h)
@@ -0,0 +1,96 @@
+/*
+* \file trc_raw_buffer.h
+* \brief OpenCSD : Trace raw data byte buffer
+*
+* \copyright Copyright (c) 2019, ARM Limited. All Rights Reserved.
+*/
+
+/*
+* Redistribution and use in source and binary forms, with or without modification,
+* are permitted provided that the following conditions are met:
+*
+* 1. Redistributions of source code must retain the above copyright notice,
+* this list of conditions and the following disclaimer.
+*
+* 2. Redistributions in binary form must reproduce the above copyright notice,
+* this list of conditions and the following disclaimer in the documentation
+* and/or other materials provided with the distribution.
+*
+* 3. Neither the name of the copyright holder nor the names of its contributors
+* may be used to endorse or promote products derived from this software without
+* specific prior written permission.
+*
+* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 'AS IS' AND
+* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+* IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
+* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+#ifndef ARM_TRC_RAW_BUFFER_H_INCLUDED
+#define ARM_TRC_RAW_BUFFER_H_INCLUDED
+
+#include <vector>
+
+class TraceRawBuffer
+{
+public:
+ TraceRawBuffer() :
+ m_bufSize(0),
+ m_bufProcessed(0),
+ m_pBuffer(0),
+ pkt(0)
+ {};
+ ~TraceRawBuffer() {};
+
+ // init the buffer
+ void init(const uint32_t size, const uint8_t *rawtrace, std::vector<uint8_t> *out_packet);
+ void copyByteToPkt(); // move a byte to the packet buffer
+ uint8_t peekNextByte(); // value of next byte in buffer.
+
+ bool empty() { return m_bufProcessed == m_bufSize; };
+ // bytes processed.
+ uint32_t processed() { return m_bufProcessed; };
+ // buffer size;
+ uint32_t size() { return m_bufSize; }
+
+private:
+ uint32_t m_bufSize;
+ uint32_t m_bufProcessed;
+ const uint8_t *m_pBuffer;
+ std::vector<uint8_t> *pkt;
+
+};
+
+// init the buffer
+inline void TraceRawBuffer::init(const uint32_t size, const uint8_t *rawtrace, std::vector<uint8_t> *out_packet)
+{
+ m_bufSize = size;
+ m_bufProcessed = 0;
+ m_pBuffer = rawtrace;
+ pkt = out_packet;
+}
+
+inline void TraceRawBuffer::copyByteToPkt()
+{
+ if (!empty()) {
+ pkt->push_back(m_pBuffer[m_bufProcessed]);
+ m_bufProcessed++;
+ }
+}
+
+inline uint8_t TraceRawBuffer::peekNextByte()
+{
+ uint8_t val = 0;
+ if (!empty())
+ val = m_pBuffer[m_bufProcessed];
+ return val;
+}
+
+#endif // ARM_TRC_RAW_BUFFER_H_INCLUDED
+
Modified: head/contrib/opencsd/decoder/include/i_dec/trc_i_decode.h
==============================================================================
--- head/contrib/opencsd/decoder/include/i_dec/trc_i_decode.h Wed Jun 17 10:41:01 2020 (r362262)
+++ head/contrib/opencsd/decoder/include/i_dec/trc_i_decode.h Wed Jun 17 10:42:20 2020 (r362263)
@@ -46,10 +46,9 @@ class TrcIDecode : public IInstrDecode (public)
virtual ocsd_err_t DecodeInstruction(ocsd_instr_info *instr_info);
private:
- ocsd_err_t DecodeA32(ocsd_instr_info *instr_info);
- ocsd_err_t DecodeA64(ocsd_instr_info *instr_info);
- ocsd_err_t DecodeT32(ocsd_instr_info *instr_info);
- void SetArchVersion(ocsd_instr_info *instr_info);
+ ocsd_err_t DecodeA32(ocsd_instr_info *instr_info, struct decode_info *info);
+ ocsd_err_t DecodeA64(ocsd_instr_info *instr_info, struct decode_info *info);
+ ocsd_err_t DecodeT32(ocsd_instr_info *instr_info, struct decode_info *info);
};
#endif // ARM_TRC_I_DECODE_H_INCLUDED
Modified: head/contrib/opencsd/decoder/include/i_dec/trc_idec_arminst.h
==============================================================================
--- head/contrib/opencsd/decoder/include/i_dec/trc_idec_arminst.h Wed Jun 17 10:41:01 2020 (r362262)
+++ head/contrib/opencsd/decoder/include/i_dec/trc_idec_arminst.h Wed Jun 17 10:42:20 2020 (r362263)
@@ -42,6 +42,12 @@
#include "opencsd/ocsd_if_types.h"
#include <cstdint>
+/* supplementary decode information */
+struct decode_info {
+ uint16_t arch_version;
+ ocsd_instr_subtype instr_sub_type;
+};
+
/*
For Thumb2, test if a halfword is the first half of a 32-bit instruction,
as opposed to a complete 16-bit instruction.
@@ -63,19 +69,19 @@ instructions that write to the PC. It does not includ
instructions such as SVC, HVC and SMC.
(Performance event 0x0C includes these.)
*/
-int inst_ARM_is_branch(uint32_t inst);
-int inst_Thumb_is_branch(uint32_t inst);
-int inst_A64_is_branch(uint32_t inst);
+int inst_ARM_is_branch(uint32_t inst, struct decode_info *info);
+int inst_Thumb_is_branch(uint32_t inst, struct decode_info *info);
+int inst_A64_is_branch(uint32_t inst, struct decode_info *info);
/*
Test whether an instruction is a direct (aka immediate) branch.
Performance event 0x0D counts these.
*/
int inst_ARM_is_direct_branch(uint32_t inst);
-int inst_Thumb_is_direct_branch(uint32_t inst);
-int inst_Thumb_is_direct_branch_link(uint32_t inst, uint8_t *is_link, uint8_t *is_cond);
-int inst_A64_is_direct_branch(uint32_t inst);
-int inst_A64_is_direct_branch_link(uint32_t inst, uint8_t *is_link);
+int inst_Thumb_is_direct_branch(uint32_t inst, struct decode_info *info);
+int inst_Thumb_is_direct_branch_link(uint32_t inst, uint8_t *is_link, uint8_t *is_cond, struct decode_info *info);
+int inst_A64_is_direct_branch(uint32_t inst, struct decode_info *info);
+int inst_A64_is_direct_branch_link(uint32_t inst, uint8_t *is_link, struct decode_info *info);
/*
Get branch destination for a direct branch.
@@ -84,15 +90,15 @@ int inst_ARM_branch_destination(uint32_t addr, uint32_
int inst_Thumb_branch_destination(uint32_t addr, uint32_t inst, uint32_t *pnpc);
int inst_A64_branch_destination(uint64_t addr, uint32_t inst, uint64_t *pnpc);
-int inst_ARM_is_indirect_branch(uint32_t inst);
-int inst_Thumb_is_indirect_branch_link(uint32_t inst, uint8_t *is_link);
-int inst_Thumb_is_indirect_branch(uint32_t inst);
-int inst_A64_is_indirect_branch_link(uint32_t inst, uint8_t *is_link);
-int inst_A64_is_indirect_branch(uint32_t inst);
+int inst_ARM_is_indirect_branch(uint32_t inst, struct decode_info *info);
+int inst_Thumb_is_indirect_branch_link(uint32_t inst, uint8_t *is_link, struct decode_info *info);
+int inst_Thumb_is_indirect_branch(uint32_t inst, struct decode_info *info);
+int inst_A64_is_indirect_branch_link(uint32_t inst, uint8_t *is_link, struct decode_info *info);
+int inst_A64_is_indirect_branch(uint32_t inst, struct decode_info *info);
-int inst_ARM_is_branch_and_link(uint32_t inst);
-int inst_Thumb_is_branch_and_link(uint32_t inst);
-int inst_A64_is_branch_and_link(uint32_t inst);
+int inst_ARM_is_branch_and_link(uint32_t inst, struct decode_info *info);
+int inst_Thumb_is_branch_and_link(uint32_t inst, struct decode_info *info);
+int inst_A64_is_branch_and_link(uint32_t inst, struct decode_info *info);
int inst_ARM_is_conditional(uint32_t inst);
int inst_Thumb_is_conditional(uint32_t inst);
@@ -127,14 +133,6 @@ intended to be helpful in 'runaway decode' prevention.
int inst_ARM_is_UDF(uint32_t inst);
int inst_Thumb_is_UDF(uint32_t inst);
int inst_A64_is_UDF(uint32_t inst);
-
-
-/* access sub-type information */
-ocsd_instr_subtype get_instr_subtype();
-void clear_instr_subtype();
-
-/* set arch version info. */
-void set_arch_version(uint16_t version);
#endif // ARM_TRC_IDEC_ARMINST_H_INCLUDED
Modified: head/contrib/opencsd/decoder/include/mem_acc/trc_mem_acc_bufptr.h
==============================================================================
--- head/contrib/opencsd/decoder/include/mem_acc/trc_mem_acc_bufptr.h Wed Jun 17 10:41:01 2020 (r362262)
+++ head/contrib/opencsd/decoder/include/mem_acc/trc_mem_acc_bufptr.h Wed Jun 17 10:42:20 2020 (r362263)
@@ -68,7 +68,6 @@ class TrcMemAccBufPtr: public TrcMemAccessorBase (publ
private:
const uint8_t *m_p_buffer; /**< pointer to the memory buffer */
- const uint32_t m_size; /**< size of the memory buffer. */
};
#endif // ARM_TRC_MEM_ACC_BUFPTR_H_INCLUDED
Modified: head/contrib/opencsd/decoder/include/opencsd/etmv3/trc_pkt_decode_etmv3.h
==============================================================================
--- head/contrib/opencsd/decoder/include/opencsd/etmv3/trc_pkt_decode_etmv3.h Wed Jun 17 10:41:01 2020 (r362262)
+++ head/contrib/opencsd/decoder/include/opencsd/etmv3/trc_pkt_decode_etmv3.h Wed Jun 17 10:42:20 2020 (r362263)
@@ -264,6 +264,7 @@ class TrcPktDecodeEtmV3 : public TrcPktDecodeBase<Etm
} processor_state_t;
processor_state_t m_curr_state;
+ unsync_info_t m_unsync_info; //!< additional state for unsync
uint8_t m_CSID; //!< Coresight trace ID for this decoder.
};
Modified: head/contrib/opencsd/decoder/include/opencsd/etmv4/etmv4_decoder.h
==============================================================================
--- head/contrib/opencsd/decoder/include/opencsd/etmv4/etmv4_decoder.h Wed Jun 17 10:41:01 2020 (r362262)
+++ head/contrib/opencsd/decoder/include/opencsd/etmv4/etmv4_decoder.h Wed Jun 17 10:42:20 2020 (r362263)
@@ -38,7 +38,6 @@
#include "trc_cmp_cfg_etmv4.h"
#include "trc_pkt_elem_etmv4i.h"
-#include "trc_pkt_elem_etmv4d.h"
#include "trc_pkt_proc_etmv4.h"
#include "trc_pkt_types_etmv4.h"
#include "trc_pkt_decode_etmv4i.h"
Modified: head/contrib/opencsd/decoder/include/opencsd/etmv4/trc_etmv4_stack_elem.h
==============================================================================
--- head/contrib/opencsd/decoder/include/opencsd/etmv4/trc_etmv4_stack_elem.h Wed Jun 17 10:41:01 2020 (r362262)
+++ head/contrib/opencsd/decoder/include/opencsd/etmv4/trc_etmv4_stack_elem.h Wed Jun 17 10:42:20 2020 (r362263)
@@ -56,6 +56,7 @@ typedef enum _p0_elem_t
P0_TS,
P0_CC,
P0_TS_CC,
+ P0_Q,
P0_OVERFLOW,
P0_FUNC_RET,
} p0_elem_t;
@@ -120,6 +121,44 @@ inline TrcStackElemAddr::TrcStackElemAddr(const ocsd_e
}
/************************************************************/
+/** Q element */
+class TrcStackQElem : public TrcStackElem
+{
+protected:
+ TrcStackQElem(const ocsd_etmv4_i_pkt_type root_pkt, const ocsd_trc_index_t root_index);
+ virtual ~TrcStackQElem() {};
+
+ friend class EtmV4P0Stack;
+
+public:
+ void setInstrCount(const int instr_count) { m_instr_count = instr_count; };
+ const int getInstrCount() const { return m_instr_count; }
+
+ void setAddr(const etmv4_addr_val_t &addr_val)
+ {
+ m_addr_val = addr_val;
+ m_has_addr = true;
+ };
+ const etmv4_addr_val_t &getAddr() const { return m_addr_val; };
+ const bool hasAddr() const { return m_has_addr; };
+
+private:
+ bool m_has_addr;
+ etmv4_addr_val_t m_addr_val;
+ int m_instr_count;
+
+};
+
+inline TrcStackQElem::TrcStackQElem(const ocsd_etmv4_i_pkt_type root_pkt, const ocsd_trc_index_t root_index) :
+ TrcStackElem(P0_Q , true, root_pkt, root_index)
+{
+ m_addr_val.val = 0;
+ m_addr_val.isa = 0;
+ m_has_addr = false;
+ m_instr_count = 0;
+}
+
+/************************************************************/
/** Context element */
class TrcStackElemCtxt : public TrcStackElem
@@ -133,9 +172,12 @@ class TrcStackElemCtxt : public TrcStackElem (protecte
public:
void setContext(const etmv4_context_t &ctxt) { m_context = ctxt; };
const etmv4_context_t &getContext() const { return m_context; };
+ void setIS(const uint8_t IS) { m_IS = IS; };
+ const uint8_t getIS() const { return m_IS; };
private:
etmv4_context_t m_context;
+ uint8_t m_IS; //!< IS value at time of generation of packet.
};
inline TrcStackElemCtxt::TrcStackElemCtxt(const ocsd_etmv4_i_pkt_type root_pkt, const ocsd_trc_index_t root_index) :
@@ -188,6 +230,7 @@ class TrcStackElemAtom : public TrcStackElem (public)
const ocsd_atm_val commitOldest();
int cancelNewest(const int nCancel);
+ void mispredictNewest();
const bool isEmpty() const { return (m_atom.num == 0); };
private:
@@ -217,6 +260,16 @@ inline int TrcStackElemAtom::cancelNewest(const int nC
return nRemove;
}
+// mispredict newest - flip the bit of the newest atom
+inline void TrcStackElemAtom::mispredictNewest()
+{
+ uint32_t mask = 0x1 << (m_atom.num - 1);
+ if (m_atom.En_bits & mask)
+ m_atom.En_bits &= ~mask;
+ else
+ m_atom.En_bits |= mask;
+}
+
/************************************************************/
/** Generic param element */
@@ -252,12 +305,20 @@ class EtmV4P0Stack (public)
void push_front(TrcStackElem *pElem);
void push_back(TrcStackElem *pElem); // insert element when processing
- void pop_back();
+ void pop_back(bool pend_delete = true);
+ void pop_front(bool pend_delete = true);
TrcStackElem *back();
+ TrcStackElem *front();
size_t size();
+ // iterate through stack from front
+ void from_front_init();
+ TrcStackElem *from_front_next();
+ void erase_curr_from_front(); // erase the element last returned
+
void delete_all();
void delete_back();
+ void delete_front();
void delete_popped();
// creation functions - create and push if successful.
@@ -265,13 +326,13 @@ class EtmV4P0Stack (public)
TrcStackElem *createParamElemNoParam(const p0_elem_t p0_type, const bool isP0, const ocsd_etmv4_i_pkt_type root_pkt, const ocsd_trc_index_t root_index, bool back = false);
TrcStackElemAtom *createAtomElem (const ocsd_etmv4_i_pkt_type root_pkt, const ocsd_trc_index_t root_index, const ocsd_pkt_atom &atom);
TrcStackElemExcept *createExceptElem(const ocsd_etmv4_i_pkt_type root_pkt, const ocsd_trc_index_t root_index, const bool bSame, const uint16_t excepNum);
- TrcStackElemCtxt *createContextElem(const ocsd_etmv4_i_pkt_type root_pkt, const ocsd_trc_index_t root_index, const etmv4_context_t &context);
+ TrcStackElemCtxt *createContextElem(const ocsd_etmv4_i_pkt_type root_pkt, const ocsd_trc_index_t root_index, const etmv4_context_t &context, const uint8_t IS, const bool back = false);
TrcStackElemAddr *createAddrElem(const ocsd_etmv4_i_pkt_type root_pkt, const ocsd_trc_index_t root_index, const etmv4_addr_val_t &addr_val);
-
+ TrcStackQElem *createQElem(const ocsd_etmv4_i_pkt_type root_pkt, const ocsd_trc_index_t root_index, const int count);
private:
std::deque<TrcStackElem *> m_P0_stack; //!< P0 decode element stack
std::vector<TrcStackElem *> m_popped_elem; //!< save list of popped but not deleted elements.
-
+ std::deque<TrcStackElem *>::iterator m_iter; //!< iterate across the list w/o removing stuff
};
inline EtmV4P0Stack::~EtmV4P0Stack()
@@ -293,12 +354,20 @@ inline void EtmV4P0Stack::push_back(TrcStackElem *pEle
}
// pop last element pointer off the stack and stash it for later deletion
-inline void EtmV4P0Stack::pop_back()
+inline void EtmV4P0Stack::pop_back(bool pend_delete /* = true */)
{
- m_popped_elem.push_back(m_P0_stack.back());
+ if (pend_delete)
+ m_popped_elem.push_back(m_P0_stack.back());
m_P0_stack.pop_back();
}
+inline void EtmV4P0Stack::pop_front(bool pend_delete /* = true */)
+{
+ if (pend_delete)
+ m_popped_elem.push_back(m_P0_stack.front());
+ m_P0_stack.pop_front();
+}
+
// pop last element pointer off the stack and delete immediately
inline void EtmV4P0Stack::delete_back()
{
@@ -310,10 +379,28 @@ inline void EtmV4P0Stack::delete_back()
}
}
+// pop first element pointer off the stack and delete immediately
+inline void EtmV4P0Stack::delete_front()
+{
+ if (m_P0_stack.size() > 0)
+ {
+ TrcStackElem* pElem = m_P0_stack.front();
+ delete pElem;
+ m_P0_stack.pop_front();
+ }
+}
+
+
+
// get a pointer to the last element on the stack
inline TrcStackElem *EtmV4P0Stack::back()
{
return m_P0_stack.back();
+}
+
+inline TrcStackElem *EtmV4P0Stack::front()
+{
+ return m_P0_stack.front();
}
// remove and delete all the elements left on the stack
Modified: head/contrib/opencsd/decoder/include/opencsd/etmv4/trc_pkt_decode_etmv4i.h
==============================================================================
--- head/contrib/opencsd/decoder/include/opencsd/etmv4/trc_pkt_decode_etmv4i.h Wed Jun 17 10:41:01 2020 (r362262)
+++ head/contrib/opencsd/decoder/include/opencsd/etmv4/trc_pkt_decode_etmv4i.h Wed Jun 17 10:42:20 2020 (r362263)
@@ -40,6 +40,7 @@
#include "opencsd/etmv4/trc_cmp_cfg_etmv4.h"
#include "common/trc_gen_elem.h"
#include "common/trc_ret_stack.h"
+#include "common/ocsd_gen_elem_stack.h"
#include "opencsd/etmv4/trc_etmv4_stack_elem.h"
class TrcStackElem;
@@ -65,36 +66,70 @@ class TrcPktDecodeEtmV4I : public TrcPktDecodeBase<Etm
/* local decode methods */
void initDecoder(); // initial state on creation (zeros all config)
void resetDecoder(); // reset state to start of decode. (moves state, retains config)
+ virtual void onFirstInitOK(); // override to set init related info.
- ocsd_datapath_resp_t decodePacket(bool &Complete); // return true to indicate decode complete - can change FSM to commit state - return is false.
- ocsd_datapath_resp_t commitElements(bool &Complete); // commit elements - may get wait response, or flag completion.
- ocsd_datapath_resp_t flushEOT();
+ ocsd_err_t decodePacket(); // decode packet into trace elements. return true to indicate decode complete - can change FSM to commit state - return is false.
+ ocsd_datapath_resp_t resolveElements(); // commit/cancel trace elements generated from latest / prior packets & send to output - may get wait response, or flag completion.
+ ocsd_err_t commitElements(); // commit elements - process element stack to generate output packets.
+ ocsd_err_t commitElemOnEOT();
+ ocsd_err_t cancelElements(); // cancel elements. These not output
+ ocsd_err_t mispredictAtom(); // mispredict an atom
+ ocsd_err_t discardElements(); // discard elements and flush
void doTraceInfoPacket();
- void updateContext(TrcStackElemCtxt *pCtxtElem);
+ void updateContext(TrcStackElemCtxt *pCtxtElem, OcsdTraceElement &elem);
- // process atom will output instruction trace, or no memory access trace elements.
- ocsd_datapath_resp_t processAtom(const ocsd_atm_val, bool &bCont);
+ // process atom will create instruction trace, or no memory access trace output elements.
+ ocsd_err_t processAtom(const ocsd_atm_val atom);
// process an exception element - output instruction trace + exception generic type.
- ocsd_datapath_resp_t processException();
+ ocsd_err_t processException();
+ // process Q element
+ ocsd_err_t processQElement();
+
+ // process an element that cannot be cancelled / discarded
+ ocsd_err_t processTS_CC_EventElem(TrcStackElem *pElem);
+
// process a bad packet
- ocsd_datapath_resp_t handleBadPacket(const char *reason);
+ ocsd_err_t handleBadPacket(const char *reason);
- ocsd_datapath_resp_t outputCC(TrcStackElemParam *pParamElem);
- ocsd_datapath_resp_t outputTS(TrcStackElemParam *pParamElem, bool withCC);
- ocsd_datapath_resp_t outputEvent(TrcStackElemParam *pParamElem);
+ ocsd_err_t addElemCC(TrcStackElemParam *pParamElem);
+ ocsd_err_t addElemTS(TrcStackElemParam *pParamElem, bool withCC);
+ ocsd_err_t addElemEvent(TrcStackElemParam *pParamElem);
private:
void SetInstrInfoInAddrISA(const ocsd_vaddr_t addr_val, const uint8_t isa);
+ const ocsd_isa calcISA(const bool SF, const uint8_t IS) const
+ {
+ if (SF)
+ return ocsd_isa_aarch64;
+ return (IS == 0) ? ocsd_isa_arm : ocsd_isa_thumb2;
+ }
+ typedef enum {
+ WP_NOT_FOUND,
+ WP_FOUND,
+ WP_NACC
+ } WP_res_t;
- ocsd_err_t traceInstrToWP(bool &bWPFound, const bool traceToAddrNext = false, const ocsd_vaddr_t nextAddrMatch = 0); //!< follow instructions from the current address to a WP. true if good, false if memory cannot be accessed.
+ typedef struct {
+ ocsd_vaddr_t st_addr;
+ ocsd_vaddr_t en_addr;
+ uint32_t num_instr;
+ } instr_range_t;
- ocsd_datapath_resp_t returnStackPop(); // pop return stack and update instruction address.
+ //!< follow instructions from the current address to a WP. true if good, false if memory cannot be accessed.
+ ocsd_err_t traceInstrToWP(instr_range_t &instr_range, WP_res_t &WPRes, const bool traceToAddrNext = false, const ocsd_vaddr_t nextAddrMatch = 0);
- ocsd_datapath_resp_t outputTraceRange(const bool executed, ocsd_trc_index_t index);
+ inline const bool WPFound(WP_res_t res) const { return (res == WP_FOUND); };
+ inline const bool WPNacc(WP_res_t res) const { return (res == WP_NACC); };
+
+ ocsd_err_t returnStackPop(); // pop return stack and update instruction address.
+ void setElemTraceRange(OcsdTraceElement &elemIn, const instr_range_t &addr_range, const bool executed, ocsd_trc_index_t index);
+
+ ocsd_mem_space_acc_t getCurrMemSpace();
+
//** intra packet state (see ETMv4 spec 6.2.1);
// timestamping
@@ -105,14 +140,18 @@ class TrcPktDecodeEtmV4I : public TrcPktDecodeBase<Etm
uint32_t m_vmid_id; // most recent VMID
bool m_is_secure; // true if Secure
bool m_is_64bit; // true if 64 bit
+ uint8_t m_last_IS; // last instruction set value from address packet.
// cycle counts
int m_cc_threshold;
- // speculative trace (unsupported at present in the decoder).
+ // speculative trace
int m_curr_spec_depth;
- int m_max_spec_depth;
-
+ int m_max_spec_depth; // nax depth - from ID reg, beyond which auto-commit occurs
+ int m_unseen_spec_elem; // speculative elements at decode start
+
+/** Remove elements that are associated with data trace */
+#ifdef DATA_TRACE_SUPPORTED
// data trace associative elements (unsupported at present in the decoder).
int m_p0_key;
int m_p0_key_max;
@@ -121,6 +160,7 @@ class TrcPktDecodeEtmV4I : public TrcPktDecodeBase<Etm
int m_cond_c_key;
int m_cond_r_key;
int m_cond_key_max_incr;
+#endif
uint8_t m_CSID; //!< Coresight trace ID for this decoder.
@@ -134,55 +174,52 @@ class TrcPktDecodeEtmV4I : public TrcPktDecodeBase<Etm
WAIT_SYNC, //!< waiting for sync packet.
WAIT_TINFO, //!< waiting for trace info packet.
DECODE_PKTS, //!< processing packets - creating decode elements on stack
- COMMIT_ELEM, //!< commit elements for execution - create generic trace elements and pass on.
+ RESOLVE_ELEM, //!< analyze / resolve decode elements - create generic trace elements and pass on.
} processor_state_t;
processor_state_t m_curr_state;
+ unsync_info_t m_unsync_eot_info; //!< addition info when / why unsync / eot
//** P0 element stack
EtmV4P0Stack m_P0_stack; //!< P0 decode element stack
- int m_P0_commit; //!< number of elements to commit
+ // element resolution
+ struct {
+ int P0_commit; //!< number of elements to commit
+ int P0_cancel; //!< elements to cancel
+ bool mispredict; //!< mispredict latest atom
+ bool discard; //!< discard elements
+ } m_elem_res;
+ //! true if any of the element resolution fields are non-zero
+ const bool isElemForRes() const {
+ return (m_elem_res.P0_commit || m_elem_res.P0_cancel ||
+ m_elem_res.mispredict || m_elem_res.discard);
+ }
+
+ void clearElemRes() {
+ m_elem_res.P0_commit = 0;
+ m_elem_res.P0_cancel = 0;
+ m_elem_res.mispredict = false;
+ m_elem_res.discard = false;
+ }
+
// packet decode state
bool m_need_ctxt; //!< need context to continue
bool m_need_addr; //!< need an address to continue
- bool m_except_pending_addr; //!< next address packet is part of exception.
+ bool m_elem_pending_addr; //!< next address packet is needed for prev element.
- // exception packet processing state (may need excep elem only, range+excep, range+
- typedef enum {
- EXCEP_POP, // start of processing read exception packets off the stack and analyze
- EXCEP_RANGE, // output a range element
- EXCEP_NACC, // output a nacc element
- EXCEP_CTXT, // output a ctxt element
- EXCEP_EXCEP, // output an ecxeption element.
- } excep_proc_state_t;
-
- struct {
- excep_proc_state_t proc; //!< state of exception processing
- etmv4_addr_val_t addr; //!< excetion return address.
- uint32_t number; //!< exception number.
- ocsd_trc_index_t index; //!< trace index for exception element
- bool addr_b_tgt; //!< return address is also branch tgt address.
- } m_excep_info; //!< exception info when processing exception packets
-
ocsd_instr_info m_instr_info; //!< instruction info for code follower - in address is the next to be decoded.
- bool m_mem_nacc_pending; //!< need to output a memory access failure packet
- ocsd_vaddr_t m_nacc_addr; //!< record unaccessible address
-
- ocsd_pe_context m_pe_context; //!< current context information
etmv4_trace_info_t m_trace_info; //!< trace info for this trace run.
bool m_prev_overflow;
- bool m_flush_EOT; //!< true if doing an end of trace flush - cleans up lingering events / TS / CC
+ TrcAddrReturnStack m_return_stack; //!< the address return stack.
- TrcAddrReturnStack m_return_stack;
-
-//** output element
- OcsdTraceElement m_output_elem;
-
+//** output element handling
+ OcsdGenElemStack m_out_elem; //!< output element stack.
+ OcsdTraceElement &outElem() { return m_out_elem.getCurrElem(); }; //!< current out element
};
#endif // ARM_TRC_PKT_DECODE_ETMV4I_H_INCLUDED
Modified: head/contrib/opencsd/decoder/include/opencsd/etmv4/trc_pkt_elem_etmv4i.h
==============================================================================
--- head/contrib/opencsd/decoder/include/opencsd/etmv4/trc_pkt_elem_etmv4i.h Wed Jun 17 10:41:01 2020 (r362262)
+++ head/contrib/opencsd/decoder/include/opencsd/etmv4/trc_pkt_elem_etmv4i.h Wed Jun 17 10:42:20 2020 (r362263)
@@ -57,14 +57,7 @@ class Etmv4PktAddrStack
public:
Etmv4PktAddrStack()
{
- for (int i = 0; i < 3; i++)
- {
- m_v_addr[i].pkt_bits = 0;
- m_v_addr[i].size = VA_64BIT;
- m_v_addr[i].val = 0;
- m_v_addr[i].valid_bits = 0;
- m_v_addr_ISA[i] = 0;
- }
+ reset_stack();
}
~Etmv4PktAddrStack() {};
@@ -87,6 +80,20 @@ class Etmv4PktAddrStack
}
}
+ // explicit reset for TInfo.
+ void reset_stack()
+ {
+ for (int i = 0; i < 3; i++)
+ {
+ m_v_addr[i].pkt_bits = 0;
+ m_v_addr[i].size = OCSD_MAX_VA_BITSIZE == 64 ? VA_64BIT : VA_32BIT;
+ m_v_addr[i].val = 0;
+ m_v_addr[i].valid_bits = OCSD_MAX_VA_BITSIZE;
+ m_v_addr_ISA[i] = 0;
+ }
+
+ }
+
private:
ocsd_pkt_vaddr m_v_addr[3]; //!< most recently broadcast address packet
uint8_t m_v_addr_ISA[3];
@@ -172,6 +179,7 @@ class EtmV4ITrcPacket : public TrcPacketBase, public
// atom
const ocsd_pkt_atom &getAtom() const { return atom; };
+ const int getNumAtoms() const { return atom.num; };
// context
const etmv4_context_t &getContext() const { return context; };
@@ -188,6 +196,10 @@ class EtmV4ITrcPacket : public TrcPacketBase, public
// cc
const uint32_t getCC() const { return pkt_valid.bits.cc_valid ? cycle_count : 0; };
+ // speculation
+ const int getCommitElem() const { return commit_elements; };
+ const int getCancelElem() const { return cancel_elements; };
+
// packet type
const bool isBadPacket() const;
@@ -227,6 +239,10 @@ inline void EtmV4ITrcPacket::clearTraceInfo()
// set these as defaults - if they don't appear in TINFO this is the state.
setTraceInfo(0);
setTraceInfoSpec(0);
+
+ // explicitly reset the stack & zero the current address.
+ m_addr_stack.reset_stack();
+ m_addr_stack.get_idx(0, v_addr, v_addr_ISA);
}
inline void EtmV4ITrcPacket::setTraceInfo(const uint32_t infoVal)
@@ -450,17 +466,17 @@ inline void EtmV4ITrcPacket::set32BitAddress(const uin
if (pkt_valid.bits.context_valid && context.SF)
{
v_addr.size = VA_64BIT;
*** DIFF OUTPUT TRUNCATED AT 1000 LINES ***
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