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fixup! Set the TLS address in the scheduler

This commit is contained in:
Subv 2015-05-10 18:43:59 -05:00
parent 000876858d
commit 115ad8e16a
6 changed files with 10 additions and 11 deletions

View file

@ -99,9 +99,8 @@ public:
* @param stack_top Pointer to the top of the stack
* @param entry_point Entry point for execution
* @param arg User argument for thread
* @param tls_address Address of the Thread Local Storage for the thread
*/
virtual void ResetContext(Core::ThreadContext& context, u32 stack_top, u32 entry_point, u32 arg, u32 tls_address) = 0;
virtual void ResetContext(Core::ThreadContext& context, u32 stack_top, u32 entry_point, u32 arg) = 0;
/**
* Saves the current CPU context

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@ -90,14 +90,13 @@ void ARM_DynCom::ExecuteInstructions(int num_instructions) {
AddTicks(ticks_executed);
}
void ARM_DynCom::ResetContext(Core::ThreadContext& context, u32 stack_top, u32 entry_point, u32 arg, u32 tls_address) {
void ARM_DynCom::ResetContext(Core::ThreadContext& context, u32 stack_top, u32 entry_point, u32 arg) {
memset(&context, 0, sizeof(Core::ThreadContext));
context.cpu_registers[0] = arg;
context.pc = entry_point;
context.sp = stack_top;
context.cpsr = 0x1F; // Usermode
context.tls = tls_address;
}
void ARM_DynCom::SaveContext(Core::ThreadContext& ctx) {
@ -124,8 +123,6 @@ void ARM_DynCom::LoadContext(const Core::ThreadContext& ctx) {
state->VFP[1] = ctx.fpscr;
state->VFP[2] = ctx.fpexc;
SetCP15Register(CP15_THREAD_URO, ctx.tls);
}
void ARM_DynCom::PrepareReschedule() {

View file

@ -27,7 +27,7 @@ public:
void AddTicks(u64 ticks) override;
void ResetContext(Core::ThreadContext& context, u32 stack_top, u32 entry_point, u32 arg, u32 tls_address) override;
void ResetContext(Core::ThreadContext& context, u32 stack_top, u32 entry_point, u32 arg) override;
void SaveContext(Core::ThreadContext& ctx) override;
void LoadContext(const Core::ThreadContext& ctx) override;

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@ -21,8 +21,6 @@ struct ThreadContext {
u32 fpu_registers[32];
u32 fpscr;
u32 fpexc;
u32 tls;
};
extern ARM_Interface* g_app_core; ///< ARM11 application core

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@ -197,6 +197,7 @@ static void SwitchContext(Thread* new_thread) {
new_thread->current_priority = new_thread->nominal_priority;
Core::g_app_core->LoadContext(new_thread->context);
Core::g_app_core->SetCP15Register(CP15_THREAD_URO, new_thread->GetTLSAddress());
} else {
current_thread = nullptr;
}
@ -406,9 +407,11 @@ ResultVal<SharedPtr<Thread>> Thread::Create(std::string name, VAddr entry_point,
ASSERT_MSG(tls_address < Memory::TLS_AREA_VADDR_END, "Too many threads");
thread->tls_address = tls_address;
// TODO(peachum): move to ScheduleThread() when scheduler is added so selected core is used
// to initialize the context
Core::g_app_core->ResetContext(thread->context, stack_top, entry_point, arg, tls_address);
Core::g_app_core->ResetContext(thread->context, stack_top, entry_point, arg);
ready_queue.push_back(thread->current_priority, thread.get());
thread->status = THREADSTATUS_READY;
@ -500,7 +503,7 @@ void Thread::SetWaitSynchronizationOutput(s32 output) {
}
VAddr Thread::GetTLSAddress() const {
return context.tls;
return tls_address;
}
////////////////////////////////////////////////////////////////////////////////////////////////////

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@ -156,6 +156,8 @@ public:
s32 processor_id;
VAddr tls_address; ///< Address of the Thread Local Storage of the thread
/// Mutexes currently held by this thread, which will be released when it exits.
boost::container::flat_set<SharedPtr<Mutex>> held_mutexes;