#ifndef __SPARC_PROCESS_HH__
#define __SPARC_PROCESS_HH__
+#include <memory>
#include <string>
#include <vector>
+#include "arch/sparc/isa_traits.hh"
+#include "base/loader/object_file.hh"
+#include "mem/page_table.hh"
#include "sim/byteswap.hh"
#include "sim/process.hh"
-class ObjectFile;
-class System;
-
-class SparcLiveProcess : public LiveProcess
+class SparcProcess : public Process
{
protected:
// The locations of the fill and spill handlers
Addr fillStart, spillStart;
- SparcLiveProcess(LiveProcessParams * params,
- ObjectFile *objFile, Addr _StackBias);
+ SparcProcess(ProcessParams * params, ObjectFile *objFile,
+ Addr _StackBias);
void initState();
public:
// Handles traps which request services from the operating system
- virtual void handleTrap(int trapNum, ThreadContext *tc);
+ virtual void handleTrap(int trapNum, ThreadContext *tc, Fault *fault);
Addr readFillStart() { return fillStart; }
Addr readSpillStart() { return spillStart; }
void setSyscallReturn(ThreadContext *tc, SyscallReturn return_value);
};
-class Sparc32LiveProcess : public SparcLiveProcess
+class Sparc32Process : public SparcProcess
{
protected:
- Sparc32LiveProcess(LiveProcessParams * params, ObjectFile *objFile) :
- SparcLiveProcess(params, objFile, 0)
+ Sparc32Process(ProcessParams * params, ObjectFile *objFile)
+ : SparcProcess(params, objFile, 0)
{
+ Addr brk_point = objFile->dataBase() + objFile->dataSize() +
+ objFile->bssSize();
+ brk_point = roundUp(brk_point, SparcISA::PageBytes);
+
+ // Reserve 8M for main stack.
+ Addr max_stack_size = 8 * 1024 * 1024;
+
// Set up stack. On SPARC Linux, stack goes from the top of memory
// downward, less the hole for the kernel address space.
- stack_base = (Addr)0xf0000000ULL;
+ Addr stack_base = 0xf0000000ULL;
+
+ // Set pointer for next thread stack.
+ Addr next_thread_stack_base = stack_base - max_stack_size;
// Set up region for mmaps.
- mmap_start = mmap_end = 0x70000000;
+ Addr mmap_end = 0x70000000;
+
+ memState = std::make_shared<MemState>(brk_point, stack_base,
+ max_stack_size,
+ next_thread_stack_base,
+ mmap_end);
}
void initState();
void flushWindows(ThreadContext *tc);
- SparcISA::IntReg getSyscallArg(ThreadContext *tc, int &i);
- void setSyscallArg(ThreadContext *tc, int i, SparcISA::IntReg val);
+ RegVal getSyscallArg(ThreadContext *tc, int &i);
+ /// Explicitly import the otherwise hidden getSyscallArg
+ using Process::getSyscallArg;
+
+ void setSyscallArg(ThreadContext *tc, int i, RegVal val);
};
-class Sparc64LiveProcess : public SparcLiveProcess
+class Sparc64Process : public SparcProcess
{
protected:
- Sparc64LiveProcess(LiveProcessParams * params, ObjectFile *objFile) :
- SparcLiveProcess(params, objFile, 2047)
+ Sparc64Process(ProcessParams * params, ObjectFile *objFile)
+ : SparcProcess(params, objFile, 2047)
{
+ Addr brk_point = objFile->dataBase() + objFile->dataSize() +
+ objFile->bssSize();
+ brk_point = roundUp(brk_point, SparcISA::PageBytes);
+
+ Addr max_stack_size = 8 * 1024 * 1024;
+
// Set up stack. On SPARC Linux, stack goes from the top of memory
// downward, less the hole for the kernel address space.
- stack_base = (Addr)0x80000000000ULL;
+ Addr stack_base = 0x80000000000ULL;
+
+ // Set pointer for next thread stack. Reserve 8M for main stack.
+ Addr next_thread_stack_base = stack_base - max_stack_size;
- // Set up region for mmaps. Tru64 seems to start just above 0 and
- // grow up from there.
- mmap_start = mmap_end = 0xfffff80000000000ULL;
+ // Set up region for mmaps.
+ Addr mmap_end = 0xfffff80000000000ULL;
+
+ memState = std::make_shared<MemState>(brk_point, stack_base,
+ max_stack_size,
+ next_thread_stack_base,
+ mmap_end);
}
void initState();
void flushWindows(ThreadContext *tc);
- SparcISA::IntReg getSyscallArg(ThreadContext *tc, int &i);
- void setSyscallArg(ThreadContext *tc, int i, SparcISA::IntReg val);
+ RegVal getSyscallArg(ThreadContext *tc, int &i);
+ /// Explicitly import the otherwise hidden getSyscallArg
+ using Process::getSyscallArg;
+
+ void setSyscallArg(ThreadContext *tc, int i, RegVal val);
};
#endif // __SPARC_PROCESS_HH__