From 7bbadfd08bc2d6c3da98ecc7edd00a7e837138e3 Mon Sep 17 00:00:00 2001
From: Jake <jarveson@gmail.com>
Date: Mon, 5 Mar 2018 20:36:33 -0600
Subject: [PATCH] ppu/sys_interrupt: add stack_reset command to fix
 sys_interrupt stack overflowing

---
 rpcs3/Emu/Cell/PPUThread.cpp         | 5 +++++
 rpcs3/Emu/Cell/PPUThread.h           | 1 +
 rpcs3/Emu/Cell/lv2/sys_interrupt.cpp | 1 +
 3 files changed, 7 insertions(+)

diff --git a/rpcs3/Emu/Cell/PPUThread.cpp b/rpcs3/Emu/Cell/PPUThread.cpp
index 158eee2e43..e9cc8cf209 100644
--- a/rpcs3/Emu/Cell/PPUThread.cpp
+++ b/rpcs3/Emu/Cell/PPUThread.cpp
@@ -575,6 +575,11 @@ void ppu_thread::cpu_task()
 			cmd_pop(), lv2_obj::sleep(*this);
 			break;
 		}
+		case ppu_cmd::reset_stack:
+		{
+			cmd_pop(), gpr[1] = ::align(stack_addr + stack_size, 0x200) - 0x200;
+			break;
+		}
 		default:
 		{
 			fmt::throw_exception("Unknown ppu_cmd(0x%x)" HERE, (u32)type);
diff --git a/rpcs3/Emu/Cell/PPUThread.h b/rpcs3/Emu/Cell/PPUThread.h
index f5db19fcea..94074a45af 100644
--- a/rpcs3/Emu/Cell/PPUThread.h
+++ b/rpcs3/Emu/Cell/PPUThread.h
@@ -16,6 +16,7 @@ enum class ppu_cmd : u32
 	hle_call, // Execute function by index (arg)
 	initialize, // ppu_initialize()
 	sleep,
+	reset_stack, // resets stack address
 };
 
 // Formatting helper
diff --git a/rpcs3/Emu/Cell/lv2/sys_interrupt.cpp b/rpcs3/Emu/Cell/lv2/sys_interrupt.cpp
index 2c99fe72ee..9e0a068c31 100644
--- a/rpcs3/Emu/Cell/lv2/sys_interrupt.cpp
+++ b/rpcs3/Emu/Cell/lv2/sys_interrupt.cpp
@@ -16,6 +16,7 @@ void lv2_int_serv::exec()
 {
 	thread->cmd_list
 	({
+		{ ppu_cmd::reset_stack, 0 },
 		{ ppu_cmd::set_args, 2 }, arg1, arg2,
 		{ ppu_cmd::lle_call, 2 },
 		{ ppu_cmd::sleep, 0 }