diff options
Diffstat (limited to 'src/sim/process.cc')
| -rw-r--r-- | src/sim/process.cc | 156 |
1 files changed, 69 insertions, 87 deletions
diff --git a/src/sim/process.cc b/src/sim/process.cc index 961da1ecd..ceec47ce4 100644 --- a/src/sim/process.cc +++ b/src/sim/process.cc @@ -61,7 +61,6 @@ #include "cpu/thread_context.hh" #include "mem/page_table.hh" #include "mem/se_translating_port_proxy.hh" -#include "params/LiveProcess.hh" #include "params/Process.hh" #include "sim/emul_driver.hh" #include "sim/syscall_desc.hh" @@ -126,7 +125,7 @@ openOutputFile(const string &filename) return openFile(filename, O_WRONLY | O_CREAT | O_TRUNC, 0664); } -Process::Process(ProcessParams * params) +Process::Process(ProcessParams * params, ObjectFile * obj_file) : SimObject(params), system(params->system), brk_point(0), stack_base(0), stack_size(0), stack_min(0), max_stack_size(params->max_stack_size), @@ -148,9 +147,13 @@ Process::Process(ProcessParams * params) {"stdout", STDOUT_FILENO}, {"cerr", STDERR_FILENO}, {"stderr", STDERR_FILENO}}, + objFile(obj_file), + argv(params->cmd), envp(params->env), cwd(params->cwd), + executable(params->executable), _uid(params->uid), _euid(params->euid), _gid(params->gid), _egid(params->egid), - _pid(params->pid), _ppid(params->ppid) + _pid(params->pid), _ppid(params->ppid), + drivers(params->drivers) { int sim_fd; std::map<string,int>::iterator it; @@ -188,6 +191,19 @@ Process::Process(ProcessParams * params) mmap_end = 0; nxm_start = nxm_end = 0; // other parameters will be initialized when the program is loaded + + // load up symbols, if any... these may be used for debugging or + // profiling. + if (!debugSymbolTable) { + debugSymbolTable = new SymbolTable(); + if (!objFile->loadGlobalSymbols(debugSymbolTable) || + !objFile->loadLocalSymbols(debugSymbolTable) || + !objFile->loadWeakSymbols(debugSymbolTable)) { + // didn't load any symbols + delete debugSymbolTable; + debugSymbolTable = NULL; + } + } } @@ -496,36 +512,8 @@ Process::map(Addr vaddr, Addr paddr, int size, bool cacheable) } -//////////////////////////////////////////////////////////////////////// -// -// LiveProcess member definitions -// -//////////////////////////////////////////////////////////////////////// - - -LiveProcess::LiveProcess(LiveProcessParams *params, ObjectFile *_objFile) - : Process(params), objFile(_objFile), - argv(params->cmd), envp(params->env), cwd(params->cwd), - executable(params->executable), - drivers(params->drivers) -{ - - // load up symbols, if any... these may be used for debugging or - // profiling. - if (!debugSymbolTable) { - debugSymbolTable = new SymbolTable(); - if (!objFile->loadGlobalSymbols(debugSymbolTable) || - !objFile->loadLocalSymbols(debugSymbolTable) || - !objFile->loadWeakSymbols(debugSymbolTable)) { - // didn't load any symbols - delete debugSymbolTable; - debugSymbolTable = NULL; - } - } -} - void -LiveProcess::syscall(int64_t callnum, ThreadContext *tc) +Process::syscall(int64_t callnum, ThreadContext *tc) { num_syscalls++; @@ -537,14 +525,14 @@ LiveProcess::syscall(int64_t callnum, ThreadContext *tc) } IntReg -LiveProcess::getSyscallArg(ThreadContext *tc, int &i, int width) +Process::getSyscallArg(ThreadContext *tc, int &i, int width) { return getSyscallArg(tc, i); } EmulatedDriver * -LiveProcess::findDriver(std::string filename) +Process::findDriver(std::string filename) { for (EmulatedDriver *d : drivers) { if (d->match(filename)) @@ -555,7 +543,7 @@ LiveProcess::findDriver(std::string filename) } void -LiveProcess::updateBias() +Process::updateBias() { ObjectFile *interp = objFile->getInterpreter(); @@ -580,14 +568,14 @@ LiveProcess::updateBias() ObjectFile * -LiveProcess::getInterpreter() +Process::getInterpreter() { return objFile->getInterpreter(); } Addr -LiveProcess::getBias() +Process::getBias() { ObjectFile *interp = getInterpreter(); @@ -596,7 +584,7 @@ LiveProcess::getBias() Addr -LiveProcess::getStartPC() +Process::getStartPC() { ObjectFile *interp = getInterpreter(); @@ -604,74 +592,74 @@ LiveProcess::getStartPC() } -LiveProcess * -LiveProcess::create(LiveProcessParams * params) +Process * +ProcessParams::create() { - LiveProcess *process = NULL; + Process *process = NULL; // If not specified, set the executable parameter equal to the // simulated system's zeroth command line parameter - if (params->executable == "") { - params->executable = params->cmd[0]; + if (executable == "") { + executable = cmd[0]; } - ObjectFile *objFile = createObjectFile(params->executable); - if (objFile == NULL) { - fatal("Can't load object file %s", params->executable); + ObjectFile *obj_file = createObjectFile(executable); + if (obj_file == NULL) { + fatal("Can't load object file %s", executable); } #if THE_ISA == ALPHA_ISA - if (objFile->getArch() != ObjectFile::Alpha) + if (obj_file->getArch() != ObjectFile::Alpha) fatal("Object file architecture does not match compiled ISA (Alpha)."); - switch (objFile->getOpSys()) { + switch (obj_file->getOpSys()) { case ObjectFile::UnknownOpSys: warn("Unknown operating system; assuming Linux."); // fall through case ObjectFile::Linux: - process = new AlphaLinuxProcess(params, objFile); + process = new AlphaLinuxProcess(this, obj_file); break; default: fatal("Unknown/unsupported operating system."); } #elif THE_ISA == SPARC_ISA - if (objFile->getArch() != ObjectFile::SPARC64 && - objFile->getArch() != ObjectFile::SPARC32) + if (obj_file->getArch() != ObjectFile::SPARC64 && + obj_file->getArch() != ObjectFile::SPARC32) fatal("Object file architecture does not match compiled ISA (SPARC)."); - switch (objFile->getOpSys()) { + switch (obj_file->getOpSys()) { case ObjectFile::UnknownOpSys: warn("Unknown operating system; assuming Linux."); // fall through case ObjectFile::Linux: - if (objFile->getArch() == ObjectFile::SPARC64) { - process = new Sparc64LinuxProcess(params, objFile); + if (obj_file->getArch() == ObjectFile::SPARC64) { + process = new Sparc64LinuxProcess(this, obj_file); } else { - process = new Sparc32LinuxProcess(params, objFile); + process = new Sparc32LinuxProcess(this, obj_file); } break; case ObjectFile::Solaris: - process = new SparcSolarisProcess(params, objFile); + process = new SparcSolarisProcess(this, obj_file); break; default: fatal("Unknown/unsupported operating system."); } #elif THE_ISA == X86_ISA - if (objFile->getArch() != ObjectFile::X86_64 && - objFile->getArch() != ObjectFile::I386) + if (obj_file->getArch() != ObjectFile::X86_64 && + obj_file->getArch() != ObjectFile::I386) fatal("Object file architecture does not match compiled ISA (x86)."); - switch (objFile->getOpSys()) { + switch (obj_file->getOpSys()) { case ObjectFile::UnknownOpSys: warn("Unknown operating system; assuming Linux."); // fall through case ObjectFile::Linux: - if (objFile->getArch() == ObjectFile::X86_64) { - process = new X86_64LinuxProcess(params, objFile); + if (obj_file->getArch() == ObjectFile::X86_64) { + process = new X86_64LinuxProcess(this, obj_file); } else { - process = new I386LinuxProcess(params, objFile); + process = new I386LinuxProcess(this, obj_file); } break; @@ -679,44 +667,44 @@ LiveProcess::create(LiveProcessParams * params) fatal("Unknown/unsupported operating system."); } #elif THE_ISA == MIPS_ISA - if (objFile->getArch() != ObjectFile::Mips) + if (obj_file->getArch() != ObjectFile::Mips) fatal("Object file architecture does not match compiled ISA (MIPS)."); - switch (objFile->getOpSys()) { + switch (obj_file->getOpSys()) { case ObjectFile::UnknownOpSys: warn("Unknown operating system; assuming Linux."); // fall through case ObjectFile::Linux: - process = new MipsLinuxProcess(params, objFile); + process = new MipsLinuxProcess(this, obj_file); break; default: fatal("Unknown/unsupported operating system."); } #elif THE_ISA == ARM_ISA - ObjectFile::Arch arch = objFile->getArch(); + ObjectFile::Arch arch = obj_file->getArch(); if (arch != ObjectFile::Arm && arch != ObjectFile::Thumb && arch != ObjectFile::Arm64) fatal("Object file architecture does not match compiled ISA (ARM)."); - switch (objFile->getOpSys()) { + switch (obj_file->getOpSys()) { case ObjectFile::UnknownOpSys: warn("Unknown operating system; assuming Linux."); // fall through case ObjectFile::Linux: if (arch == ObjectFile::Arm64) { - process = new ArmLinuxProcess64(params, objFile, - objFile->getArch()); + process = new ArmLinuxProcess64(this, obj_file, + obj_file->getArch()); } else { - process = new ArmLinuxProcess32(params, objFile, - objFile->getArch()); + process = new ArmLinuxProcess32(this, obj_file, + obj_file->getArch()); } break; case ObjectFile::FreeBSD: if (arch == ObjectFile::Arm64) { - process = new ArmFreebsdProcess64(params, objFile, - objFile->getArch()); + process = new ArmFreebsdProcess64(this, obj_file, + obj_file->getArch()); } else { - process = new ArmFreebsdProcess32(params, objFile, - objFile->getArch()); + process = new ArmFreebsdProcess32(this, obj_file, + obj_file->getArch()); } break; case ObjectFile::LinuxArmOABI: @@ -726,28 +714,28 @@ LiveProcess::create(LiveProcessParams * params) fatal("Unknown/unsupported operating system."); } #elif THE_ISA == POWER_ISA - if (objFile->getArch() != ObjectFile::Power) + if (obj_file->getArch() != ObjectFile::Power) fatal("Object file architecture does not match compiled ISA (Power)."); - switch (objFile->getOpSys()) { + switch (obj_file->getOpSys()) { case ObjectFile::UnknownOpSys: warn("Unknown operating system; assuming Linux."); // fall through case ObjectFile::Linux: - process = new PowerLinuxProcess(params, objFile); + process = new PowerLinuxProcess(this, obj_file); break; default: fatal("Unknown/unsupported operating system."); } #elif THE_ISA == RISCV_ISA - if (objFile->getArch() != ObjectFile::Riscv) + if (obj_file->getArch() != ObjectFile::Riscv) fatal("Object file architecture does not match compiled ISA (RISCV)."); - switch (objFile->getOpSys()) { + switch (obj_file->getOpSys()) { case ObjectFile::UnknownOpSys: warn("Unknown operating system; assuming Linux."); // fall through case ObjectFile::Linux: - process = new RiscvLinuxProcess(params, objFile); + process = new RiscvLinuxProcess(this, obj_file); break; default: fatal("Unknown/unsupported operating system."); @@ -760,9 +748,3 @@ LiveProcess::create(LiveProcessParams * params) fatal("Unknown error creating process object."); return process; } - -LiveProcess * -LiveProcessParams::create() -{ - return LiveProcess::create(this); -} |