summaryrefslogtreecommitdiff
path: root/src/sim
diff options
context:
space:
mode:
Diffstat (limited to 'src/sim')
-rw-r--r--src/sim/process.cc144
-rw-r--r--src/sim/process.hh10
2 files changed, 153 insertions, 1 deletions
diff --git a/src/sim/process.cc b/src/sim/process.cc
index 1533a376d..5080c3ac1 100644
--- a/src/sim/process.cc
+++ b/src/sim/process.cc
@@ -50,6 +50,20 @@
#include "sim/syscall_emul.hh"
#include "sim/system.hh"
+#include "arch/isa_specific.hh"
+#if THE_ISA == ALPHA_ISA
+#include "arch/alpha/linux/process.hh"
+#include "arch/alpha/tru64/process.hh"
+#elif THE_ISA == SPARC_ISA
+#include "arch/sparc/linux/process.hh"
+#include "arch/sparc/solaris/process.hh"
+#elif THE_ISA == MIPS_ISA
+#include "arch/mips/linux/process.hh"
+#else
+#error "THE_ISA not set"
+#endif
+
+
using namespace std;
using namespace TheISA;
@@ -362,4 +376,132 @@ LiveProcess::syscall(int64_t callnum, ThreadContext *tc)
desc->doSyscall(callnum, this, tc);
}
-DEFINE_SIM_OBJECT_CLASS_NAME("LiveProcess", LiveProcess);
+LiveProcess *
+LiveProcess::create(const std::string &nm, System *system, int stdin_fd,
+ int stdout_fd, int stderr_fd, std::string executable,
+ std::vector<std::string> &argv,
+ std::vector<std::string> &envp)
+{
+ LiveProcess *process = NULL;
+
+ ObjectFile *objFile = createObjectFile(executable);
+ if (objFile == NULL) {
+ fatal("Can't load object file %s", executable);
+ }
+
+#if THE_ISA == ALPHA_ISA
+ if (objFile->getArch() != ObjectFile::Alpha)
+ fatal("Object file architecture does not match compiled ISA (Alpha).");
+ switch (objFile->getOpSys()) {
+ case ObjectFile::Tru64:
+ process = new AlphaTru64Process(nm, objFile, system,
+ stdin_fd, stdout_fd, stderr_fd,
+ argv, envp);
+ break;
+
+ case ObjectFile::Linux:
+ process = new AlphaLinuxProcess(nm, objFile, system,
+ stdin_fd, stdout_fd, stderr_fd,
+ argv, envp);
+ break;
+
+ default:
+ fatal("Unknown/unsupported operating system.");
+ }
+#elif THE_ISA == SPARC_ISA
+ if (objFile->getArch() != ObjectFile::SPARC)
+ fatal("Object file architecture does not match compiled ISA (SPARC).");
+ switch (objFile->getOpSys()) {
+ case ObjectFile::Linux:
+ process = new SparcLinuxProcess(nm, objFile, system,
+ stdin_fd, stdout_fd, stderr_fd,
+ argv, envp);
+ break;
+
+
+ case ObjectFile::Solaris:
+ process = new SparcSolarisProcess(nm, objFile, system,
+ stdin_fd, stdout_fd, stderr_fd,
+ argv, envp);
+ break;
+ default:
+ fatal("Unknown/unsupported operating system.");
+ }
+#elif THE_ISA == MIPS_ISA
+ if (objFile->getArch() != ObjectFile::Mips)
+ fatal("Object file architecture does not match compiled ISA (MIPS).");
+ switch (objFile->getOpSys()) {
+ case ObjectFile::Linux:
+ process = new MipsLinuxProcess(nm, objFile, system,
+ stdin_fd, stdout_fd, stderr_fd,
+ argv, envp);
+ break;
+
+ default:
+ fatal("Unknown/unsupported operating system.");
+ }
+#else
+#error "THE_ISA not set"
+#endif
+
+
+ if (process == NULL)
+ fatal("Unknown error creating process object.");
+ return process;
+}
+
+
+BEGIN_DECLARE_SIM_OBJECT_PARAMS(LiveProcess)
+
+ VectorParam<string> cmd;
+ Param<string> executable;
+ Param<string> input;
+ Param<string> output;
+ VectorParam<string> env;
+ SimObjectParam<System *> system;
+
+END_DECLARE_SIM_OBJECT_PARAMS(LiveProcess)
+
+
+BEGIN_INIT_SIM_OBJECT_PARAMS(LiveProcess)
+
+ INIT_PARAM(cmd, "command line (executable plus arguments)"),
+ INIT_PARAM(executable, "executable (overrides cmd[0] if set)"),
+ INIT_PARAM(input, "filename for stdin (dflt: use sim stdin)"),
+ INIT_PARAM(output, "filename for stdout/stderr (dflt: use sim stdout)"),
+ INIT_PARAM(env, "environment settings"),
+ INIT_PARAM(system, "system")
+
+END_INIT_SIM_OBJECT_PARAMS(LiveProcess)
+
+
+CREATE_SIM_OBJECT(LiveProcess)
+{
+ string in = input;
+ string out = output;
+
+ // initialize file descriptors to default: same as simulator
+ int stdin_fd, stdout_fd, stderr_fd;
+
+ if (in == "stdin" || in == "cin")
+ stdin_fd = STDIN_FILENO;
+ else
+ stdin_fd = Process::openInputFile(input);
+
+ if (out == "stdout" || out == "cout")
+ stdout_fd = STDOUT_FILENO;
+ else if (out == "stderr" || out == "cerr")
+ stdout_fd = STDERR_FILENO;
+ else
+ stdout_fd = Process::openOutputFile(out);
+
+ stderr_fd = (stdout_fd != STDOUT_FILENO) ? stdout_fd : STDERR_FILENO;
+
+ return LiveProcess::create(getInstanceName(), system,
+ stdin_fd, stdout_fd, stderr_fd,
+ (string)executable == "" ? cmd[0] : executable,
+ cmd, env);
+}
+
+
+REGISTER_SIM_OBJECT("LiveProcess", LiveProcess)
diff --git a/src/sim/process.hh b/src/sim/process.hh
index edbc1e492..763deb100 100644
--- a/src/sim/process.hh
+++ b/src/sim/process.hh
@@ -186,6 +186,16 @@ class LiveProcess : public Process
virtual void syscall(int64_t callnum, ThreadContext *tc);
virtual SyscallDesc* getDesc(int callnum) = 0;
+
+ // this function is used to create the LiveProcess object, since
+ // we can't tell which subclass of LiveProcess to use until we
+ // open and look at the object file.
+ static LiveProcess *create(const std::string &nm,
+ System *_system,
+ int stdin_fd, int stdout_fd, int stderr_fd,
+ std::string executable,
+ std::vector<std::string> &argv,
+ std::vector<std::string> &envp);
};