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-rw-r--r--src/arch/arm/process.cc36
1 files changed, 29 insertions, 7 deletions
diff --git a/src/arch/arm/process.cc b/src/arch/arm/process.cc
index 00ba414ba..365d5b22c 100644
--- a/src/arch/arm/process.cc
+++ b/src/arch/arm/process.cc
@@ -43,8 +43,7 @@
using namespace std;
using namespace ArmISA;
-ArmLiveProcess::ArmLiveProcess(LiveProcessParams * params,
- ObjectFile *objFile)
+ArmLiveProcess::ArmLiveProcess(LiveProcessParams *params, ObjectFile *objFile)
: LiveProcess(params, objFile)
{
stack_base = 0xc0000000L;
@@ -147,12 +146,35 @@ ArmLiveProcess::argsInit(int intSize, int pageSize)
initVirtMem->writeBlob(0xffff0fe0, insns, 8);
*/
- threadContexts[0]->setIntReg(ArgumentReg1, argc);
- threadContexts[0]->setIntReg(ArgumentReg2, argv_array_base);
- threadContexts[0]->setIntReg(StackPointerReg, stack_min);
+ ThreadContext *tc = system->getThreadContext(contextIds[0]);
+
+ tc->setIntReg(ArgumentReg1, argc);
+ tc->setIntReg(ArgumentReg2, argv_array_base);
+ tc->setIntReg(StackPointerReg, stack_min);
Addr prog_entry = objFile->entryPoint();
- threadContexts[0]->setPC(prog_entry);
- threadContexts[0]->setNextPC(prog_entry + sizeof(MachInst));
+ tc->setPC(prog_entry);
+ tc->setNextPC(prog_entry + sizeof(MachInst));
+}
+
+ArmISA::IntReg
+ArmLiveProcess::getSyscallArg(ThreadContext *tc, int i)
+{
+ assert(i < 4);
+ return tc->readIntReg(ArgumentReg0 + i);
}
+void
+ArmLiveProcess::setSyscallArg(ThreadContext *tc,
+ int i, ArmISA::IntReg val)
+{
+ assert(i < 4);
+ tc->setIntReg(ArgumentReg0 + i, val);
+}
+
+void
+ArmLiveProcess::setSyscallReturn(ThreadContext *tc,
+ SyscallReturn return_value)
+{
+ tc->setIntReg(ReturnValueReg, return_value.value());
+}