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authorSubv <subv2112@gmail.com>2015-05-11 01:43:59 +0200
committerSubv <subv2112@gmail.com>2015-05-11 01:43:59 +0200
commit115ad8e16a69c8823118f210654fc9ea70a03213 (patch)
tree945fc0617a3329e14f0b4ec3cf2679a0054cbb7b
parentCore/Memory: Give every emulated thread it's own TLS area. (diff)
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-rw-r--r--src/core/arm/arm_interface.h3
-rw-r--r--src/core/arm/dyncom/arm_dyncom.cpp5
-rw-r--r--src/core/arm/dyncom/arm_dyncom.h2
-rw-r--r--src/core/core.h2
-rw-r--r--src/core/hle/kernel/thread.cpp7
-rw-r--r--src/core/hle/kernel/thread.h2
6 files changed, 10 insertions, 11 deletions
diff --git a/src/core/arm/arm_interface.h b/src/core/arm/arm_interface.h
index 976c339e8..85ed2c698 100644
--- a/src/core/arm/arm_interface.h
+++ b/src/core/arm/arm_interface.h
@@ -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
diff --git a/src/core/arm/dyncom/arm_dyncom.cpp b/src/core/arm/dyncom/arm_dyncom.cpp
index 1de1d2612..0072ae533 100644
--- a/src/core/arm/dyncom/arm_dyncom.cpp
+++ b/src/core/arm/dyncom/arm_dyncom.cpp
@@ -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() {
diff --git a/src/core/arm/dyncom/arm_dyncom.h b/src/core/arm/dyncom/arm_dyncom.h
index b3fd708f1..2488c879c 100644
--- a/src/core/arm/dyncom/arm_dyncom.h
+++ b/src/core/arm/dyncom/arm_dyncom.h
@@ -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;
diff --git a/src/core/core.h b/src/core/core.h
index 215b5a49f..278f0f1cc 100644
--- a/src/core/core.h
+++ b/src/core/core.h
@@ -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
diff --git a/src/core/hle/kernel/thread.cpp b/src/core/hle/kernel/thread.cpp
index 61199c12a..5de8f9a73 100644
--- a/src/core/hle/kernel/thread.cpp
+++ b/src/core/hle/kernel/thread.cpp
@@ -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;
}
////////////////////////////////////////////////////////////////////////////////////////////////////
diff --git a/src/core/hle/kernel/thread.h b/src/core/hle/kernel/thread.h
index 17bb69f45..6891c8c2f 100644
--- a/src/core/hle/kernel/thread.h
+++ b/src/core/hle/kernel/thread.h
@@ -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;