DBT-RISE
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DBT-RISE-TGC
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Made plugin call configurable

This commit is contained in:
Eyck Jentzsch 2018-04-24 19:05:01 +02:00
parent 292e2dbb89
commit 1102449d38
8 changed files with 1821 additions and 26 deletions
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1728
cycles.txt Normal file
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2
dbt-core

@ -1 +1 @@
Subproject commit 555bff0a20cfbf775994ed74b188b9af480df883 Subproject commit 393c374cac4950e629036dda1615abedf866961f

34
etc/dbt-riscv Debug hello w plugin.launch Normal file
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@ -0,0 +1,34 @@
<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<launchConfiguration type="org.eclipse.cdt.launch.applicationLaunchType">
<booleanAttribute key="org.eclipse.cdt.dsf.gdb.AUTO_SOLIB" value="true"/>
<listAttribute key="org.eclipse.cdt.dsf.gdb.AUTO_SOLIB_LIST"/>
<stringAttribute key="org.eclipse.cdt.dsf.gdb.DEBUG_NAME" value="gdb"/>
<booleanAttribute key="org.eclipse.cdt.dsf.gdb.DEBUG_ON_FORK" value="false"/>
<stringAttribute key="org.eclipse.cdt.dsf.gdb.GDB_INIT" value=".gdbinit"/>
<booleanAttribute key="org.eclipse.cdt.dsf.gdb.NON_STOP" value="false"/>
<booleanAttribute key="org.eclipse.cdt.dsf.gdb.REVERSE" value="false"/>
<stringAttribute key="org.eclipse.cdt.dsf.gdb.REVERSE_MODE" value="UseSoftTrace"/>
<listAttribute key="org.eclipse.cdt.dsf.gdb.SOLIB_PATH"/>
<stringAttribute key="org.eclipse.cdt.dsf.gdb.TRACEPOINT_MODE" value="TP_NORMAL_ONLY"/>
<booleanAttribute key="org.eclipse.cdt.dsf.gdb.UPDATE_THREADLIST_ON_SUSPEND" value="false"/>
<booleanAttribute key="org.eclipse.cdt.dsf.gdb.internal.ui.launching.LocalApplicationCDebuggerTab.DEFAULTS_SET" value="true"/>
<intAttribute key="org.eclipse.cdt.launch.ATTR_BUILD_BEFORE_LAUNCH_ATTR" value="2"/>
<stringAttribute key="org.eclipse.cdt.launch.COREFILE_PATH" value=""/>
<stringAttribute key="org.eclipse.cdt.launch.DEBUGGER_ID" value="gdb"/>
<stringAttribute key="org.eclipse.cdt.launch.DEBUGGER_START_MODE" value="run"/>
<booleanAttribute key="org.eclipse.cdt.launch.DEBUGGER_STOP_AT_MAIN" value="true"/>
<stringAttribute key="org.eclipse.cdt.launch.DEBUGGER_STOP_AT_MAIN_SYMBOL" value="main"/>
<stringAttribute key="org.eclipse.cdt.launch.PROGRAM_ARGUMENTS" value="-v4&#10;-p ic=${workspace_loc:DBT-RISE-RISCV}/cycles.txt&#10;${project_loc:hello}/hello"/>
<stringAttribute key="org.eclipse.cdt.launch.PROGRAM_NAME" value="build/Debug/riscv/bin/riscv"/>
<stringAttribute key="org.eclipse.cdt.launch.PROJECT_ATTR" value="DBT-RISE-RISCV"/>
<booleanAttribute key="org.eclipse.cdt.launch.PROJECT_BUILD_CONFIG_AUTO_ATTR" value="false"/>
<stringAttribute key="org.eclipse.cdt.launch.PROJECT_BUILD_CONFIG_ID_ATTR" value="cdt.managedbuild.config.gnu.exe.debug.1751741082"/>
<listAttribute key="org.eclipse.debug.core.MAPPED_RESOURCE_PATHS">
<listEntry value="/DBT-RISE-RISCV"/>
</listAttribute>
<listAttribute key="org.eclipse.debug.core.MAPPED_RESOURCE_TYPES">
<listEntry value="4"/>
</listAttribute>
<stringAttribute key="org.eclipse.dsf.launch.MEMORY_BLOCKS" value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#10;&lt;memoryBlockExpressionList context=&quot;reserved-for-future-use&quot;/&gt;&#10;"/>
<stringAttribute key="process_factory_id" value="org.eclipse.cdt.dsf.gdb.GdbProcessFactory"/>
</launchConfiguration>

4
etc/dbt-riscv dhrystone.launch
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@ -12,7 +12,7 @@
<stringAttribute key="org.eclipse.cdt.dsf.gdb.TRACEPOINT_MODE" value="TP_NORMAL_ONLY"/> <stringAttribute key="org.eclipse.cdt.dsf.gdb.TRACEPOINT_MODE" value="TP_NORMAL_ONLY"/>
<booleanAttribute key="org.eclipse.cdt.dsf.gdb.UPDATE_THREADLIST_ON_SUSPEND" value="false"/> <booleanAttribute key="org.eclipse.cdt.dsf.gdb.UPDATE_THREADLIST_ON_SUSPEND" value="false"/>
<booleanAttribute key="org.eclipse.cdt.dsf.gdb.internal.ui.launching.LocalApplicationCDebuggerTab.DEFAULTS_SET" value="true"/> <booleanAttribute key="org.eclipse.cdt.dsf.gdb.internal.ui.launching.LocalApplicationCDebuggerTab.DEFAULTS_SET" value="true"/>
<intAttribute key="org.eclipse.cdt.launch.ATTR_BUILD_BEFORE_LAUNCH_ATTR" value="2"/> <intAttribute key="org.eclipse.cdt.launch.ATTR_BUILD_BEFORE_LAUNCH_ATTR" value="1"/>
<stringAttribute key="org.eclipse.cdt.launch.COREFILE_PATH" value=""/> <stringAttribute key="org.eclipse.cdt.launch.COREFILE_PATH" value=""/>
<stringAttribute key="org.eclipse.cdt.launch.DEBUGGER_ID" value="gdb"/> <stringAttribute key="org.eclipse.cdt.launch.DEBUGGER_ID" value="gdb"/>
<stringAttribute key="org.eclipse.cdt.launch.DEBUGGER_START_MODE" value="run"/> <stringAttribute key="org.eclipse.cdt.launch.DEBUGGER_START_MODE" value="run"/>
@ -22,7 +22,7 @@
<stringAttribute key="org.eclipse.cdt.launch.PROGRAM_NAME" value="build/Release/riscv/bin/riscv"/> <stringAttribute key="org.eclipse.cdt.launch.PROGRAM_NAME" value="build/Release/riscv/bin/riscv"/>
<stringAttribute key="org.eclipse.cdt.launch.PROJECT_ATTR" value="DBT-RISE-RISCV"/> <stringAttribute key="org.eclipse.cdt.launch.PROJECT_ATTR" value="DBT-RISE-RISCV"/>
<booleanAttribute key="org.eclipse.cdt.launch.PROJECT_BUILD_CONFIG_AUTO_ATTR" value="false"/> <booleanAttribute key="org.eclipse.cdt.launch.PROJECT_BUILD_CONFIG_AUTO_ATTR" value="false"/>
<stringAttribute key="org.eclipse.cdt.launch.PROJECT_BUILD_CONFIG_ID_ATTR" value=""/> <stringAttribute key="org.eclipse.cdt.launch.PROJECT_BUILD_CONFIG_ID_ATTR" value="cdt.managedbuild.config.gnu.exe.release.1745230171"/>
<listAttribute key="org.eclipse.debug.core.MAPPED_RESOURCE_PATHS"> <listAttribute key="org.eclipse.debug.core.MAPPED_RESOURCE_PATHS">
<listEntry value="/DBT-RISE-RISCV"/> <listEntry value="/DBT-RISE-RISCV"/>
</listAttribute> </listAttribute>

2
riscv/incl/iss/arch/riscv_hart_msu_vp.h
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@ -55,7 +55,7 @@ namespace arch {
enum { tohost_dflt = 0xF0001000, fromhost_dflt = 0xF0001040 }; enum { tohost_dflt = 0xF0001000, fromhost_dflt = 0xF0001040 };
enum csr_name { enum riscv_csr {
/* user-level CSR */ /* user-level CSR */
// User Trap Setup // User Trap Setup
ustatus = 0x000, ustatus = 0x000,

63
riscv/src/main.cpp
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@ -66,7 +66,8 @@ int main(int argc, char *argv[]) {
("dump-ir", "dump the intermediate representation") ("dump-ir", "dump the intermediate representation")
("elf", po::value<std::vector<std::string>>(), "ELF file(s) to load") ("elf", po::value<std::vector<std::string>>(), "ELF file(s) to load")
("mem,m", po::value<std::string>(), "the memory input file") ("mem,m", po::value<std::string>(), "the memory input file")
("isa", po::value<std::string>()->default_value("rv32imac"), "isa to use for simulation"); ("plugin,p", po::value<std::vector<std::string>>(), "plugin to activate")
("isa", po::value<std::string>()->default_value("rv32gc"), "isa to use for simulation");
// clang-format on // clang-format on
auto parsed = po::command_line_parser(argc, argv).options(desc).allow_unregistered().run(); auto parsed = po::command_line_parser(argc, argv).options(desc).allow_unregistered().run();
try { try {
@ -97,30 +98,55 @@ int main(int argc, char *argv[]) {
LOG_OUTPUT(connection)::stream() = f; LOG_OUTPUT(connection)::stream() = f;
} }
std::vector<iss::vm_plugin*> plugin_list;
auto res=0;
try { try {
// application code comes here // // application code comes here //
iss::init_jit(argc, argv); iss::init_jit(argc, argv);
bool dump = clim.count("dump-ir"); bool dump = clim.count("dump-ir");
// instantiate the simulator // instantiate the simulator
std::unique_ptr<iss::vm_if> vm{nullptr}; std::unique_ptr<iss::vm_if> vm{nullptr};
std::unique_ptr<iss::arch_if> cpu{nullptr};
std::string isa_opt(clim["isa"].as<std::string>()); std::string isa_opt(clim["isa"].as<std::string>());
// iss::plugin::instruction_count ic_plugin("riscv/gen_input/src-gen/rv32imac_cyles.txt"); if (isa_opt=="rv64ia") {
// iss::plugin::cycle_estimate ce_plugin("riscv/gen_input/src-gen/rv32imac_cyles.txt"); iss::arch::rv64ia* lcpu = new iss::arch::riscv_hart_msu_vp<iss::arch::rv64ia>();
if (isa_opt.substr(0, 4)=="rv64") { vm = iss::create(lcpu, clim["gdb-port"].as<unsigned>());
iss::arch::rv64ia* cpu = new iss::arch::riscv_hart_msu_vp<iss::arch::rv64ia>(); cpu.reset(lcpu);
vm = iss::create(cpu, clim["gdb-port"].as<unsigned>()); } else if (isa_opt=="rv32imac") {
} else if (isa_opt.substr(0, 5)=="rv32i") { iss::arch::rv32imac* lcpu = new iss::arch::riscv_hart_msu_vp<iss::arch::rv32imac>();
iss::arch::rv32imac* cpu = new iss::arch::riscv_hart_msu_vp<iss::arch::rv32imac>(); vm = iss::create(lcpu, clim["gdb-port"].as<unsigned>());
vm = iss::create(cpu, clim["gdb-port"].as<unsigned>()); cpu.reset(lcpu);
//vm->register_plugin(ce_plugin); } else if (isa_opt=="rv32gc") {
} else if (isa_opt.substr(0, 5)=="rv32g") { iss::arch::rv32gc* lcpu = new iss::arch::riscv_hart_msu_vp<iss::arch::rv32gc>();
iss::arch::rv32gc* cpu = new iss::arch::riscv_hart_msu_vp<iss::arch::rv32gc>(); vm = iss::create(lcpu, clim["gdb-port"].as<unsigned>());
vm = iss::create(cpu, clim["gdb-port"].as<unsigned>()); cpu.reset(lcpu);
//vm->register_plugin(ce_plugin);
} else { } else {
LOG(ERROR) << "Illegal argument value for '--isa': " << clim["isa"].as<std::string>() << std::endl; LOG(ERROR) << "Illegal argument value for '--isa': " << clim["isa"].as<std::string>() << std::endl;
return 127; return 127;
} }
if (clim.count("plugin")) {
for (std::string opt_val : clim["plugin"].as<std::vector<std::string>>()){
auto plugin_name{opt_val};
std::string filename{"cycles.txt"};
std::size_t found = opt_val.find('=');
if (found!=std::string::npos){
plugin_name=opt_val.substr(0, found);
filename=opt_val.substr(found+1, opt_val.size());
}
if(plugin_name=="ic"){
auto* ic_plugin= new iss::plugin::instruction_count(filename);
vm->register_plugin(*ic_plugin);
plugin_list.push_back(ic_plugin);
} else if(plugin_name=="ce"){
auto* ce_plugin= new iss::plugin::cycle_estimate(filename);
vm->register_plugin(*ce_plugin);
plugin_list.push_back(ce_plugin);
} else {
LOG(ERROR) << "Unknown plugin name: " << plugin_name << ", valid names are 'ce', 'ic'"<<std::endl;
return 127;
}
}
}
if (clim.count("disass")) { if (clim.count("disass")) {
vm->setDisassEnabled(true); vm->setDisassEnabled(true);
LOGGER(disass)::reporting_level() = logging::INFO; LOGGER(disass)::reporting_level() = logging::INFO;
@ -151,9 +177,14 @@ int main(int argc, char *argv[]) {
} }
vm->reset(start_address); vm->reset(start_address);
auto cycles = clim["instructions"].as<int64_t>(); auto cycles = clim["instructions"].as<int64_t>();
return vm->start(cycles, dump); res = vm->start(cycles, dump);
} catch (std::exception &e) { } catch (std::exception &e) {
LOG(ERROR) << "Unhandled Exception reached the top of main: " << e.what() << ", application will now exit" << std::endl; LOG(ERROR) << "Unhandled Exception reached the top of main: " << e.what() << ", application will now exit" << std::endl;
return 2; res=2;
} }
// cleanup to let plugins report of needed
for(auto* p:plugin_list){
delete p;
}
return res;
} }

10
riscv/src/plugin/cycle_estimate.cpp
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@ -63,7 +63,7 @@ bool iss::plugin::cycle_estimate::registration(const char* const version, vm_if&
if(!arch_instr) return false; if(!arch_instr) return false;
const std::string core_name = arch_instr->core_type_name(); const std::string core_name = arch_instr->core_type_name();
Json::Value &val = root[core_name]; Json::Value &val = root[core_name];
if(val.isArray()){ if(!val.isNull() && val.isArray()){
delays.reserve(val.size()); delays.reserve(val.size());
for(auto it:val){ for(auto it:val){
auto name = it["name"]; auto name = it["name"];
@ -76,6 +76,8 @@ bool iss::plugin::cycle_estimate::registration(const char* const version, vm_if&
delays.push_back(instr_desc{size.asUInt(), delay[0].asUInt(), delay[1].asUInt()}); delays.push_back(instr_desc{size.asUInt(), delay[0].asUInt(), delay[1].asUInt()});
} }
} }
} else {
LOG(ERROR)<<"plugin cycle_estimate: could not find an entry for "<<core_name<<" in JSON file"<<std::endl;
} }
return true; return true;
@ -85,8 +87,6 @@ void iss::plugin::cycle_estimate::callback(instr_info_t instr_info) {
assert(arch_instr && "No instrumentation interface available but callback executed"); assert(arch_instr && "No instrumentation interface available but callback executed");
auto entry = delays[instr_info.instr_id]; auto entry = delays[instr_info.instr_id];
bool taken = (arch_instr->get_next_pc()-arch_instr->get_pc()) != (entry.size/8); bool taken = (arch_instr->get_next_pc()-arch_instr->get_pc()) != (entry.size/8);
if(taken && entry.taken > 1 ) // 1 is the default increment per instruction uint32_t delay = taken ? entry.taken : entry.not_taken;
arch_instr->set_curr_instr_cycles(entry.taken); if(delay>1) arch_instr->set_curr_instr_cycles(delay);
if(!taken && entry.not_taken > 1) // 1 is the default increment per instruction
arch_instr->set_curr_instr_cycles(entry.not_taken);
} }

4
riscv/src/plugin/instruction_count.cpp
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@ -68,7 +68,7 @@ bool iss::plugin::instruction_count::registration(const char* const version, vm_
if(!instr_if) return false; if(!instr_if) return false;
const std::string core_name = instr_if->core_type_name(); const std::string core_name = instr_if->core_type_name();
Json::Value &val = root[core_name]; Json::Value &val = root[core_name];
if(val.isArray()){ if(!val.isNull() && val.isArray()){
delays.reserve(val.size()); delays.reserve(val.size());
for(auto it:val){ for(auto it:val){
auto name = it["name"]; auto name = it["name"];
@ -84,6 +84,8 @@ bool iss::plugin::instruction_count::registration(const char* const version, vm_
} }
} }
rep_counts.resize(delays.size()); rep_counts.resize(delays.size());
} else {
LOG(ERROR)<<"plugin instruction_count: could not find an entry for "<<core_name<<" in JSON file"<<std::endl;
} }
return true; return true;
} }