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core/arm: Backend-specific context implementations

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This commit is contained in:
MerryMage 2017-12-12 19:12:03 +00:00
parent 7d5c3b00a8
commit fb2d34997e
9 changed files with 212 additions and 73 deletions
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25
src/core/hle/kernel/thread.cpp
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@ -60,7 +60,7 @@ inline static u32 const NewThreadId() {
return next_thread_id++;
}
Thread::Thread() {}
Thread::Thread() : context(Core::CPU().NewContext()) {}
Thread::~Thread() {}
Thread* GetCurrentThread() {
@ -309,14 +309,13 @@ std::tuple<u32, u32, bool> GetFreeThreadLocalSlot(std::vector<std::bitset<8>>& t
* @param entry_point Address of entry point for execution
* @param arg User argument for thread
*/
static void ResetThreadContext(ARM_Interface::ThreadContext& context, u32 stack_top,
u32 entry_point, u32 arg) {
memset(&context, 0, sizeof(ARM_Interface::ThreadContext));
context.cpu_registers[0] = arg;
context.pc = entry_point;
context.sp = stack_top;
context.cpsr = USER32MODE | ((entry_point & 1) << 5); // Usermode and THUMB mode
static void ResetThreadContext(const std::unique_ptr<ARM_Interface::ThreadContext>& context,
u32 stack_top, u32 entry_point, u32 arg) {
context->Reset();
context->SetCpuRegister(0, arg);
context->SetProgramCounter(entry_point);
context->SetStackPointer(stack_top);
context->SetCpsr(USER32MODE | ((entry_point & 1) << 5)); // Usermode and THUMB mode
}
ResultVal<SharedPtr<Thread>> Thread::Create(std::string name, VAddr entry_point, u32 priority,
@ -453,8 +452,8 @@ SharedPtr<Thread> SetupMainThread(u32 entry_point, u32 priority, SharedPtr<Proce
SharedPtr<Thread> thread = std::move(thread_res).Unwrap();
thread->context.fpscr =
FPSCR_DEFAULT_NAN | FPSCR_FLUSH_TO_ZERO | FPSCR_ROUND_TOZERO | FPSCR_IXC; // 0x03C00010
thread->context->SetFpscr(FPSCR_DEFAULT_NAN | FPSCR_FLUSH_TO_ZERO | FPSCR_ROUND_TOZERO |
FPSCR_IXC); // 0x03C00010
// Note: The newly created thread will be run when the scheduler fires.
return thread;
@ -480,11 +479,11 @@ void Reschedule() {
}
void Thread::SetWaitSynchronizationResult(ResultCode result) {
context.cpu_registers[0] = result.raw;
context->SetCpuRegister(0, result.raw);
}
void Thread::SetWaitSynchronizationOutput(s32 output) {
context.cpu_registers[1] = output;
context->SetCpuRegister(1, output);
}
s32 Thread::GetWaitObjectIndex(WaitObject* object) const {