diff options
Diffstat (limited to 'src/arch/sparc/process.cc')
-rw-r--r-- | src/arch/sparc/process.cc | 28 |
1 files changed, 15 insertions, 13 deletions
diff --git a/src/arch/sparc/process.cc b/src/arch/sparc/process.cc index a8359a9ce..a64bc587f 100644 --- a/src/arch/sparc/process.cc +++ b/src/arch/sparc/process.cc @@ -59,11 +59,12 @@ SparcProcess::SparcProcess(ProcessParams * params, ObjectFile *objFile, { // XXX all the below need to be updated for SPARC - Ali - brk_point = objFile->dataBase() + objFile->dataSize() + objFile->bssSize(); - brk_point = roundUp(brk_point, PageBytes); + memState->brkPoint = objFile->dataBase() + objFile->dataSize() + + objFile->bssSize(); + memState->brkPoint = roundUp(memState->brkPoint, PageBytes); // Set pointer for next thread stack. Reserve 8M for main stack. - next_thread_stack_base = stack_base - (8 * 1024 * 1024); + memState->nextThreadStackBase = memState->stackBase - (8 * 1024 * 1024); // Initialize these to 0s fillStart = 0; @@ -324,15 +325,16 @@ SparcProcess::argsInit(int pageSize) aux_padding + frame_size; - stack_min = stack_base - space_needed; - stack_min = roundDown(stack_min, align); - stack_size = stack_base - stack_min; + memState->stackMin = memState->stackBase - space_needed; + memState->stackMin = roundDown(memState->stackMin, align); + memState->stackSize = memState->stackBase - memState->stackMin; // Allocate space for the stack - allocateMem(roundDown(stack_min, pageSize), roundUp(stack_size, pageSize)); + allocateMem(roundDown(memState->stackMin, pageSize), + roundUp(memState->stackSize, pageSize)); // map out initial stack contents - IntType sentry_base = stack_base - sentry_size; + IntType sentry_base = memState->stackBase - sentry_size; IntType file_name_base = sentry_base - file_name_size; IntType env_data_base = file_name_base - env_data_size; IntType arg_data_base = env_data_base - arg_data_size; @@ -356,9 +358,9 @@ SparcProcess::argsInit(int pageSize) DPRINTF(Stack, "%#x - argv array\n", argv_array_base); DPRINTF(Stack, "%#x - argc \n", argc_base); DPRINTF(Stack, "%#x - window save\n", window_save_base); - DPRINTF(Stack, "%#x - stack min\n", stack_min); + DPRINTF(Stack, "%#x - stack min\n", memState->stackMin); - assert(window_save_base == stack_min); + assert(window_save_base == memState->stackMin); // write contents to stack @@ -397,7 +399,7 @@ SparcProcess::argsInit(int pageSize) // Set up space for the trap handlers into the processes address space. // Since the stack grows down and there is reserved address space abov // it, we can put stuff above it and stay out of the way. - fillStart = stack_base; + fillStart = memState->stackBase; spillStart = fillStart + sizeof(MachInst) * numFillInsts; ThreadContext *tc = system->getThreadContext(contextIds[0]); @@ -405,7 +407,7 @@ SparcProcess::argsInit(int pageSize) // assert(NumArgumentRegs >= 2); // tc->setIntReg(ArgumentReg[0], argc); // tc->setIntReg(ArgumentReg[1], argv_array_base); - tc->setIntReg(StackPointerReg, stack_min - StackBias); + tc->setIntReg(StackPointerReg, memState->stackMin - StackBias); // %g1 is a pointer to a function that should be run at exit. Since we // don't have anything like that, it should be set to 0. @@ -414,7 +416,7 @@ SparcProcess::argsInit(int pageSize) tc->pcState(getStartPC()); // Align the "stack_min" to a page boundary. - stack_min = roundDown(stack_min, pageSize); + memState->stackMin = roundDown(memState->stackMin, pageSize); } void |