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Changed handling of disassembler output so that tarcing becomes possible

This commit is contained in:
Eyck Jentzsch 2017-10-22 19:29:37 +02:00
parent e67864c2e8
commit 9970303fa4
8 changed files with 4434 additions and 3614 deletions
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2
dbt-core

@ -1 +1 @@
Subproject commit 35d9bbfe6569f2412c2ff98cd3a554c4d750b3de
Subproject commit 55b281a010a7cedc7ba23c3856a551a9ee314eb4

19
riscv.sc/incl/sysc/SiFive/core_complex.h
View File

@ -46,6 +46,11 @@
#include "scc/initiator_mixin.h"
#include "scc/traceable.h"
class scv_tr_db;
class scv_tr_stream;
struct _scv_tr_generator_default_data;
template < class T_begin, class T_end> class scv_tr_generator;
namespace iss {
class vm_if;
namespace arch {
@ -103,7 +108,7 @@ public:
}
}
bool read_mem(uint64_t addr, unsigned length, uint8_t *const data);
bool read_mem(uint64_t addr, unsigned length, uint8_t *const data, bool is_fetch);
bool write_mem(uint64_t addr, unsigned length, const uint8_t *const data);
@ -113,6 +118,7 @@ public:
void trace(sc_core::sc_trace_file *trf) override;
void disass_output(uint64_t pc, const std::string instr);
protected:
void before_end_of_elaboration();
void start_of_simulation();
@ -125,6 +131,17 @@ protected:
std::unique_ptr<iss::vm_if> vm;
sc_core::sc_time curr_clk;
iss::debugger::target_adapter_if* tgt_adapter;
#ifdef WITH_SCV
//! transaction recording database
scv_tr_db *m_db;
//! blocking transaction recording stream handle
scv_tr_stream *stream_handle;
//! transaction generator handle for blocking transactions
scv_tr_generator<_scv_tr_generator_default_data,_scv_tr_generator_default_data> *instr_tr_handle;
scv_tr_generator<uint64_t,_scv_tr_generator_default_data> *fetch_tr_handle;
scv_tr_handle tr_handle;
#endif
};
} /* namespace SiFive */

89
riscv.sc/src/sysc/core_complex.cpp
View File

@ -45,6 +45,9 @@
#include "iss/debugger/encoderdecoder.h"
#include "sysc/SiFive/core_complex.h"
#ifdef WITH_SCV
#include <scv.h>
#endif
namespace sysc {
namespace SiFive {
@ -52,21 +55,64 @@ namespace {
iss::debugger::encoder_decoder encdec;
}
namespace {
const char lvl[] = {'U', 'S', 'H', 'M'};
const char *trap_str[] = {"Instruction address misaligned",
"Instruction access fault",
"Illegal instruction",
"Breakpoint",
"Load address misaligned",
"Load access fault",
"Store/AMO address misaligned",
"Store/AMO access fault",
"Environment call from U-mode",
"Environment call from S-mode",
"Reserved",
"Environment call from M-mode",
"Instruction page fault",
"Load page fault",
"Reserved",
"Store/AMO page fault"};
const char *irq_str[] = {
"User software interrupt", "Supervisor software interrupt", "Reserved", "Machine software interrupt",
"User timer interrupt", "Supervisor timer interrupt", "Reserved", "Machine timer interrupt",
"User external interrupt", "Supervisor external interrupt", "Reserved", "Machine external interrupt"};
}
class core_wrapper : public iss::arch::riscv_hart_msu_vp<iss::arch::rv32imac> {
public:
using core_type = iss::arch::rv32imac;
using base_type = iss::arch::riscv_hart_msu_vp<iss::arch::rv32imac>;
using phys_addr_t = typename iss::arch::traits<iss::arch::rv32imac>::phys_addr_t;
core_wrapper(core_complex *owner)
: owner(owner) {}
: owner(owner)
{}
uint32_t get_mode(){ return this->reg.machine_state; }
base_type::hart_state<base_type::reg_t>& get_state() { return this->state; }
void notify_phase(iss::arch_if::exec_phase phase);
void disass_output(uint64_t pc, const std::string instr) override {
#ifndef WITH_SCV
std::stringstream s;
s << "[p:" << lvl[this->reg.machine_state] << ";s:0x" << std::hex << std::setfill('0')
<< std::setw(sizeof(reg_t) * 2) << (reg_t)state.mstatus << std::dec << ";c:" << this->reg.icount << "]";
CLOG(INFO, disass) << "0x"<<std::setw(16)<<std::setfill('0')<<std::hex<<pc<<"\t\t"<<instr<<"\t"<<s.str();
#else
owner->disass_output(pc,instr);
#endif
};
iss::status read_mem(phys_addr_t addr, unsigned length, uint8_t *const data) {
if (addr.type & iss::DEBUG)
return owner->read_mem_dbg(addr.val, length, data) ? iss::Ok : iss::Err;
else
return owner->read_mem(addr.val, length, data) ? iss::Ok : iss::Err;
else {
return owner->read_mem(addr.val, length, data,addr.type && iss::FETCH) ? iss::Ok : iss::Err;
}
}
iss::status write_mem(phys_addr_t addr, unsigned length, const uint8_t *const data) {
@ -127,7 +173,14 @@ core_complex::core_complex(sc_core::sc_module_name name)
, NAMED(dump_ir, false, this)
, read_lut(tlm_dmi_ext())
, write_lut(tlm_dmi_ext())
, tgt_adapter(nullptr){
, tgt_adapter(nullptr)
#ifdef WITH_SCV
, m_db(scv_tr_db::get_default_db())
, stream_handle(nullptr)
, instr_tr_handle(nullptr)
, fetch_tr_handle(nullptr)
#endif
{
initiator.register_invalidate_direct_mem_ptr([=](uint64_t start, uint64_t end) -> void {
auto lut_entry = read_lut.getEntry(start);
@ -167,6 +220,25 @@ void core_complex::before_end_of_elaboration() {
void core_complex::start_of_simulation() {
quantum_keeper.reset();
if (elf_file.value.size() > 0) cpu->load_file(elf_file.value);
#ifdef WITH_SCV
if (stream_handle == NULL) {
string basename(this->name());
stream_handle = new scv_tr_stream((basename + ".instr").c_str(), "TRANSACTOR", m_db);
instr_tr_handle = new scv_tr_generator<>("execute", *stream_handle);
fetch_tr_handle = new scv_tr_generator<uint64_t>("fetch", *stream_handle);
}
#endif
}
void core_complex::disass_output(uint64_t pc, const std::string instr_str) {
#ifdef WITH_SCV
if(tr_handle.is_active()) tr_handle.end_transaction();
tr_handle = instr_tr_handle->begin_transaction();
tr_handle.record_attribute("PC", pc);
tr_handle.record_attribute("INSTR", instr_str);
tr_handle.record_attribute("MODE", lvl[cpu->get_mode()]);
tr_handle.record_attribute("MSTATUS", cpu->get_state().mstatus.st.value);
#endif
}
void core_complex::clk_cb() { curr_clk = clk_i.read(); }
@ -181,7 +253,7 @@ void core_complex::run() {
sc_core::sc_stop();
}
bool core_complex::read_mem(uint64_t addr, unsigned length, uint8_t *const data) {
bool core_complex::read_mem(uint64_t addr, unsigned length, uint8_t *const data, bool is_fetch) {
auto lut_entry = read_lut.getEntry(addr);
if (lut_entry.get_granted_access() != tlm::tlm_dmi::DMI_ACCESS_NONE &&
addr + length <= lut_entry.get_end_address() + 1) {
@ -197,6 +269,13 @@ bool core_complex::read_mem(uint64_t addr, unsigned length, uint8_t *const data)
gp.set_data_length(length);
gp.set_streaming_width(4);
auto delay{quantum_keeper.get_local_time()};
#ifdef WITH_SCV
if(tr_handle.is_valid()){
if(is_fetch && tr_handle.is_active()) tr_handle.end_transaction();
auto preExt = new scv4tlm::tlm_recording_extension(tr_handle, this);
gp.set_extension(preExt);
}
#endif
initiator->b_transport(gp, delay);
LOG(TRACE) << "read_mem(0x" << std::hex << addr << ") : " << data;
if (gp.get_response_status() != tlm::TLM_OK_RESPONSE) {

4
riscv/incl/iss/arch/riscv_hart_msu_vp.h
View File

@ -435,11 +435,11 @@ public:
virtual uint64_t leave_trap(uint64_t flags) override;
void wait_until(uint64_t flags) override;
virtual std::string get_additional_disass_info() {
void disass_output(uint64_t pc, const std::string instr) override {
std::stringstream s;
s << "[p:" << lvl[this->reg.machine_state] << ";s:0x" << std::hex << std::setfill('0')
<< std::setw(sizeof(reg_t) * 2) << (reg_t)state.mstatus << std::dec << ";c:" << this->reg.icount << "]";
return s.str();
CLOG(INFO, disass) << "0x"<<std::setw(16)<<std::setfill('0')<<std::hex<<pc<<"\t\t"<<instr<<"\t"<<s.str();
};
protected:

89
riscv/incl/iss/arch/rv32imac.h
View File

@ -1,21 +1,21 @@
////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2017, MINRES Technologies GmbH
// 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
@ -27,8 +27,8 @@
// 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.
//
// Created on: Tue Sep 26 17:41:14 CEST 2017
//
// Created on: Wed Oct 18 11:42:36 CEST 2017
// * rv32imac.h Author: <CoreDSL Generator>
//
////////////////////////////////////////////////////////////////////////////////
@ -36,30 +36,19 @@
#ifndef _RV32IMAC_H_
#define _RV32IMAC_H_
#include <iss/arch/traits.h>
#include <iss/arch_if.h>
#include <iss/vm_if.h>
#include <iss/arch/traits.h>
namespace iss {
namespace arch {
class rv32imac;
struct rv32imac;
template <> class traits<rv32imac> {
public:
enum constants {
XLEN = 32,
XLEN2 = 64,
XLEN_BIT_MASK = 31,
PCLEN = 32,
fence = 0,
fencei = 1,
fencevmal = 2,
fencevmau = 3,
MISA_VAL = 1075056897,
PGSIZE = 4096,
PGMASK = 4095
};
template<>
struct traits<rv32imac> {
enum constants {XLEN=32,XLEN2=64,XLEN_BIT_MASK=31,PCLEN=32,fence=0,fencei=1,fencevmal=2,fencevmau=3,MISA_VAL=1075056897,PGSIZE=4096,PGMASK=4095};
enum reg_e {
X0,
@ -96,7 +85,7 @@ public:
X31,
PC,
NUM_REGS,
NEXT_PC = NUM_REGS,
NEXT_PC=NUM_REGS,
TRAP_STATE,
PENDING_TRAP,
MACHINE_STATE,
@ -107,64 +96,61 @@ public:
using addr_t = uint32_t;
using code_word_t = uint32_t; // TODO: check removal
using code_word_t = uint32_t; //TODO: check removal
using virt_addr_t = iss::typed_addr_t<iss::VIRTUAL>;
using phys_addr_t = iss::typed_addr_t<iss::PHYSICAL>;
constexpr static unsigned reg_bit_width(unsigned r) {
const uint32_t RV32IMAC_reg_size[] = {32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32,
32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32,
32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 64};
const uint32_t RV32IMAC_reg_size[] = {32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,64};
return RV32IMAC_reg_size[r];
}
constexpr static unsigned reg_byte_offset(unsigned r) {
const uint32_t RV32IMAC_reg_byte_offset[] = {0, 4, 8, 12, 16, 20, 24, 28, 32, 36, 40, 44, 48,
52, 56, 60, 64, 68, 72, 76, 80, 84, 88, 92, 96, 100,
104, 108, 112, 116, 120, 124, 128, 132, 136, 140, 144, 152, 160};
const uint32_t RV32IMAC_reg_byte_offset[] = {0,4,8,12,16,20,24,28,32,36,40,44,48,52,56,60,64,68,72,76,80,84,88,92,96,100,104,108,112,116,120,124,128,132,136,140,144,152,160};
return RV32IMAC_reg_byte_offset[r];
}
enum sreg_flag_e { FLAGS };
enum sreg_flag_e {FLAGS};
enum mem_type_e {MEM,CSR,FENCE,RES};
enum mem_type_e { MEM, CSR, FENCE, RES };
};
class rv32imac : public arch_if {
public:
struct rv32imac: public arch_if {
using virt_addr_t = typename traits<rv32imac>::virt_addr_t;
using phys_addr_t = typename traits<rv32imac>::phys_addr_t;
using reg_t = typename traits<rv32imac>::reg_t;
using reg_t = typename traits<rv32imac>::reg_t;
using addr_t = typename traits<rv32imac>::addr_t;
rv32imac();
~rv32imac() = default;
void reset(uint64_t address = 0) override;
void reset(uint64_t address=0) override;
uint8_t *get_regs_base_ptr() override;
uint8_t* get_regs_base_ptr() override;
/// deprecated
void get_reg(short idx, std::vector<uint8_t> &value) override {}
void set_reg(short idx, const std::vector<uint8_t> &value) override {}
void get_reg(short idx, std::vector<uint8_t>& value) override {}
void set_reg(short idx, const std::vector<uint8_t>& value) override {}
/// deprecated
bool get_flag(int flag) override { return false; }
void set_flag(int, bool value) override{};
bool get_flag(int flag) override {return false;}
void set_flag(int, bool value) override {};
/// deprecated
void update_flags(operations op, uint64_t opr1, uint64_t opr2) override{};
void update_flags(operations op, uint64_t opr1, uint64_t opr2) override {};
void notify_phase(exec_phase phase) override {
if (phase == ISTART) {
void notify_phase(exec_phase phase){
if(phase==ISTART){
++reg.icount;
reg.PC = reg.NEXT_PC;
reg.trap_state = reg.pending_trap;
reg.PC=reg.NEXT_PC;
reg.trap_state=reg.pending_trap;
}
}
uint64_t get_icount() { return reg.icount; }
uint64_t get_icount() { return reg.icount;}
virtual phys_addr_t v2p(const iss::addr_t &pc);
virtual phys_addr_t v2p(const iss::addr_t& pc);
virtual iss::sync_type needed_sync() const { return iss::PRE_SYNC; }
@ -208,6 +194,7 @@ protected:
uint64_t icount;
} reg;
};
}
}
}
#endif /* _RV32IMAC_H_ */

88
riscv/incl/iss/arch/rv64ia.h
View File

@ -1,21 +1,21 @@
////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2017, MINRES Technologies GmbH
// 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
@ -27,8 +27,8 @@
// 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.
//
// Created on: Tue Sep 26 17:41:14 CEST 2017
//
// Created on: Wed Oct 18 11:42:36 CEST 2017
// * rv64ia.h Author: <CoreDSL Generator>
//
////////////////////////////////////////////////////////////////////////////////
@ -36,30 +36,19 @@
#ifndef _RV64IA_H_
#define _RV64IA_H_
#include <iss/arch/traits.h>
#include <iss/arch_if.h>
#include <iss/vm_if.h>
#include <iss/arch/traits.h>
namespace iss {
namespace arch {
class rv64ia;
struct rv64ia;
template <> class traits<rv64ia> {
public:
enum constants {
XLEN = 64,
XLEN2 = 128,
XLEN_BIT_MASK = 63,
PCLEN = 64,
fence = 0,
fencei = 1,
fencevmal = 2,
fencevmau = 3,
MISA_VAL = 2147750144,
PGSIZE = 4096,
PGMASK = 4095
};
template<>
struct traits<rv64ia> {
enum constants {XLEN=64,XLEN2=128,XLEN_BIT_MASK=63,PCLEN=64,fence=0,fencei=1,fencevmal=2,fencevmau=3,MISA_VAL=2147750144,PGSIZE=4096,PGMASK=4095};
enum reg_e {
X0,
@ -96,7 +85,7 @@ public:
X31,
PC,
NUM_REGS,
NEXT_PC = NUM_REGS,
NEXT_PC=NUM_REGS,
TRAP_STATE,
PENDING_TRAP,
MACHINE_STATE,
@ -107,63 +96,61 @@ public:
using addr_t = uint64_t;
using code_word_t = uint64_t; // TODO: check removal
using code_word_t = uint64_t; //TODO: check removal
using virt_addr_t = iss::typed_addr_t<iss::VIRTUAL>;
using phys_addr_t = iss::typed_addr_t<iss::PHYSICAL>;
constexpr static unsigned reg_bit_width(unsigned r) {
const uint32_t RV64IA_reg_size[] = {64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64,
64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 32, 32, 32, 64};
const uint32_t RV64IA_reg_size[] = {64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,32,32,32,64};
return RV64IA_reg_size[r];
}
constexpr static unsigned reg_byte_offset(unsigned r) {
const uint32_t RV64IA_reg_byte_offset[] = {0, 8, 16, 24, 32, 40, 48, 56, 64, 72, 80, 88, 96,
104, 112, 120, 128, 136, 144, 152, 160, 168, 176, 184, 192, 200,
208, 216, 224, 232, 240, 248, 256, 264, 272, 276, 280, 288, 296};
const uint32_t RV64IA_reg_byte_offset[] = {0,8,16,24,32,40,48,56,64,72,80,88,96,104,112,120,128,136,144,152,160,168,176,184,192,200,208,216,224,232,240,248,256,264,272,276,280,288,296};
return RV64IA_reg_byte_offset[r];
}
enum sreg_flag_e { FLAGS };
enum sreg_flag_e {FLAGS};
enum mem_type_e {MEM,CSR,FENCE,RES};
enum mem_type_e { MEM, CSR, FENCE, RES };
};
class rv64ia : public arch_if {
public:
struct rv64ia: public arch_if {
using virt_addr_t = typename traits<rv64ia>::virt_addr_t;
using phys_addr_t = typename traits<rv64ia>::phys_addr_t;
using reg_t = typename traits<rv64ia>::reg_t;
using reg_t = typename traits<rv64ia>::reg_t;
using addr_t = typename traits<rv64ia>::addr_t;
rv64ia();
~rv64ia();
void reset(uint64_t address = 0) override;
void reset(uint64_t address=0) override;
uint8_t *get_regs_base_ptr() override;
uint8_t* get_regs_base_ptr() override;
/// deprecated
void get_reg(short idx, std::vector<uint8_t> &value) override {}
void set_reg(short idx, const std::vector<uint8_t> &value) override {}
void get_reg(short idx, std::vector<uint8_t>& value) override {}
void set_reg(short idx, const std::vector<uint8_t>& value) override {}
/// deprecated
bool get_flag(int flag) override { return false; }
void set_flag(int, bool value) override{};
bool get_flag(int flag) override {return false;}
void set_flag(int, bool value) override {};
/// deprecated
void update_flags(operations op, uint64_t opr1, uint64_t opr2) override{};
void update_flags(operations op, uint64_t opr1, uint64_t opr2) override {};
void notify_phase(exec_phase phase) {
if (phase == ISTART) {
void notify_phase(exec_phase phase){
if(phase==ISTART){
++reg.icount;
reg.PC = reg.NEXT_PC;
reg.trap_state = reg.pending_trap;
reg.PC=reg.NEXT_PC;
reg.trap_state=reg.pending_trap;
}
}
uint64_t get_icount() { return reg.icount; }
uint64_t get_icount() { return reg.icount;}
virtual phys_addr_t v2p(const iss::addr_t &pc);
virtual phys_addr_t v2p(const iss::addr_t& pc);
virtual iss::sync_type needed_sync() const { return iss::PRE_SYNC; }
@ -207,6 +194,7 @@ protected:
uint64_t icount;
} reg;
};
}
}
}
#endif /* _RV64IA_H_ */

4373
riscv/src/internal/vm_rv32imac.cpp
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3384
riscv/src/internal/vm_rv64ia.cpp
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