Merge branch 'threading' of https://github.com/bunnei/citra

Conflicts:
	src/core/hle/function_wrappers.h
	src/core/hle/service/gsp.cpp

4 files changed, 18 insertions, 20 deletions

diff --git a/src/core/arm/arm_interface.h b/src/core/arm/arm_interface.h
index 34a2eba1..be677ae2 100644
--- a/src/core/arm/arm_interface.h
+++ b/src/core/arm/arm_interface.h
@@ -89,6 +89,9 @@ public:
      */
     virtual void LoadContext(const ThreadContext& ctx) = 0;
 
+    /// Prepare core for thread reschedule (if needed to correctly handle state)
+    virtual void PrepareReschedule() = 0;
+
     /// Getter for num_instructions
     u64 GetNumInstructions() {
         return num_instructions;
diff --git a/src/core/arm/interpreter/arm_interpreter.cpp b/src/core/arm/interpreter/arm_interpreter.cpp
index 17f787b8..0e893f18 100644
--- a/src/core/arm/interpreter/arm_interpreter.cpp
+++ b/src/core/arm/interpreter/arm_interpreter.cpp
@@ -98,7 +98,7 @@ u64 ARM_Interpreter::GetTicks() const {
  * @param num_instructions Number of instructions to executes
  */
 void ARM_Interpreter::ExecuteInstructions(int num_instructions) {
-    state->NumInstrsToExecute = num_instructions;
+    state->NumInstrsToExecute = num_instructions - 1;
     ARMul_Emulate32(state);
 }
 
@@ -118,6 +118,9 @@ void ARM_Interpreter::SaveContext(ThreadContext& ctx) {
 
     ctx.fpscr = state->VFP[1];
     ctx.fpexc = state->VFP[2];
+
+    ctx.reg_15 = state->Reg[15];
+    ctx.mode = state->NextInstr;
 }
 
 /**
@@ -137,6 +140,11 @@ void ARM_Interpreter::LoadContext(const ThreadContext& ctx) {
     state->VFP[1] = ctx.fpscr;
     state->VFP[2] = ctx.fpexc;
 
-    state->Reg[15] = ctx.pc;
-    state->NextInstr = RESUME;
+    state->Reg[15] = ctx.reg_15;
+    state->NextInstr = ctx.mode;
+}
+
+/// Prepare core for thread reschedule (if needed to correctly handle state)
+void ARM_Interpreter::PrepareReschedule() {
+    state->NumInstrsToExecute = 0;
 }
diff --git a/src/core/arm/interpreter/arm_interpreter.h b/src/core/arm/interpreter/arm_interpreter.h
index 6a531e49..1e82883a 100644
--- a/src/core/arm/interpreter/arm_interpreter.h
+++ b/src/core/arm/interpreter/arm_interpreter.h
@@ -72,6 +72,9 @@ public:
      */
     void LoadContext(const ThreadContext& ctx);
 
+    /// Prepare core for thread reschedule (if needed to correctly handle state)
+    void PrepareReschedule();
+
 protected:
 
     /**
diff --git a/src/core/arm/interpreter/armemu.cpp b/src/core/arm/interpreter/armemu.cpp
index e5dc7bd4..f3c14e60 100644
--- a/src/core/arm/interpreter/armemu.cpp
+++ b/src/core/arm/interpreter/armemu.cpp
@@ -4456,6 +4456,7 @@ ARMul_Emulate26 (ARMul_State * state)
                     }
                 /* Drop through.  */
 
+            case 0xe0:
             case 0xe4:
             case 0xe6:
             case 0xe8:
@@ -4489,7 +4490,6 @@ ARMul_Emulate26 (ARMul_State * state)
 
 
                 /* Co-Processor Register Transfers (MRC) and Data Ops.  */
-            case 0xe0:
             case 0xe1:
             case 0xe3:
             case 0xe5:
@@ -4533,23 +4533,7 @@ ARMul_Emulate26 (ARMul_State * state)
             case 0xfd:
             case 0xfe:
             case 0xff:
-                if (instr == ARMul_ABORTWORD
-                    && state->AbortAddr == pc) {
-                    /* A prefetch abort.  */
-                    XScale_set_fsr_far (state,
-                                ARMul_CP15_R5_MMU_EXCPT,
-                                pc);
-                    ARMul_Abort (state,
-                             ARMul_PrefetchAbortV);
-                    break;
-                }
-                //sky_pref_t* pref = get_skyeye_pref();
-                //if(pref->user_mode_sim){
-                //    ARMul_OSHandleSWI (state, BITS (0, 23));
-                //    break;
-                //}
                 HLE::CallSVC(instr);
-                ARMul_Abort (state, ARMul_SWIV);
                 break;
             }
         }