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-rw-r--r--src/core/arm/dyncom/arm_dyncom.cpp10
1 files changed, 10 insertions, 0 deletions
diff --git a/src/core/arm/dyncom/arm_dyncom.cpp b/src/core/arm/dyncom/arm_dyncom.cpp
index f6628ca33..68fddc94f 100644
--- a/src/core/arm/dyncom/arm_dyncom.cpp
+++ b/src/core/arm/dyncom/arm_dyncom.cpp
@@ -93,6 +93,16 @@ 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) {
+ memset(&context, 0, sizeof(Core::ThreadContext));
+
+ context.cpu_registers[0] = arg;
+ context.pc = entry_point;
+ context.sp = stack_top;
+ context.cpsr = 0x1F; // Usermode
+ context.mode = 8; // Instructs dyncom CPU core to start execution as if it's "resuming" a thread.
+}
+
void ARM_DynCom::SaveContext(Core::ThreadContext& ctx) {
memcpy(ctx.cpu_registers, state->Reg, sizeof(ctx.cpu_registers));
memcpy(ctx.fpu_registers, state->ExtReg, sizeof(ctx.fpu_registers));