implement block linking + some refactoring

currently only supported for x64

1 files changed, 20 insertions, 17 deletions

diff --git a/src/ARM.cpp b/src/ARM.cpp
index 896bb5c..3eac74d 100644
--- a/src/ARM.cpp
+++ b/src/ARM.cpp
@@ -252,15 +252,15 @@ void ARMv5::JumpTo(u32 addr, bool restorecpsr)
         if (addr & 0x2)
         {
             NextInstr[0] = CodeRead32(addr-2, true) >> 16;
-            Cycles += CodeCycles;
+            Cycles -= CodeCycles;
             NextInstr[1] = CodeRead32(addr+2, false);
-            Cycles += CodeCycles;
+            Cycles -= CodeCycles;
         }
         else
         {
             NextInstr[0] = CodeRead32(addr, true);
             NextInstr[1] = NextInstr[0] >> 16;
-            Cycles += CodeCycles;
+            Cycles -= CodeCycles;
         }
 
         CPSR |= 0x20;
@@ -273,9 +273,9 @@ void ARMv5::JumpTo(u32 addr, bool restorecpsr)
         if (newregion != oldregion) SetupCodeMem(addr);
 
         NextInstr[0] = CodeRead32(addr, true);
-        Cycles += CodeCycles;
+        Cycles -= CodeCycles;
         NextInstr[1] = CodeRead32(addr+4, false);
-        Cycles += CodeCycles;
+        Cycles -= CodeCycles;
 
         CPSR &= ~0x20;
     }
@@ -315,7 +315,7 @@ void ARMv4::JumpTo(u32 addr, bool restorecpsr)
 
         NextInstr[0] = CodeRead16(addr);
         NextInstr[1] = CodeRead16(addr+2);
-        Cycles += NDS::ARM7MemTimings[CodeCycles][0] + NDS::ARM7MemTimings[CodeCycles][1];
+        Cycles -= NDS::ARM7MemTimings[CodeCycles][0] + NDS::ARM7MemTimings[CodeCycles][1];
 
         CPSR |= 0x20;
     }
@@ -328,7 +328,7 @@ void ARMv4::JumpTo(u32 addr, bool restorecpsr)
 
         NextInstr[0] = CodeRead32(addr);
         NextInstr[1] = CodeRead32(addr+4);
-        Cycles += NDS::ARM7MemTimings[CodeCycles][2] + NDS::ARM7MemTimings[CodeCycles][3];
+        Cycles -= NDS::ARM7MemTimings[CodeCycles][2] + NDS::ARM7MemTimings[CodeCycles][3];
 
         CPSR &= ~0x20;
     }
@@ -587,7 +587,7 @@ void ARMv5::Execute()
         }*/
         if (IRQ) TriggerIRQ();
 
-        NDS::ARM9Timestamp += Cycles;
+        NDS::ARM9Timestamp -= Cycles;
         Cycles = 0;
     }
 
@@ -627,14 +627,16 @@ void ARMv5::ExecuteJIT()
             return;
         }
 
-        ARMJIT::JitBlockEntry block = ARMJIT::LookUpBlock<0>(instrAddr);
+        // hack so Cycles <= 0 becomes Cycles < 0
+        Cycles = NDS::ARM9Target - NDS::ARM9Timestamp - 1;
+
+        ARMJIT::JitBlockEntry block = ARMJIT::LookUpBlockEntry(ARMJIT::TranslateAddr<0>(instrAddr));
         if (block)
-            Cycles += block();
+            ARM_Dispatch(this, block);
         else
             ARMJIT::CompileBlock(this);
 
-        NDS::ARM9Timestamp += Cycles;
-        Cycles = 0;
+        NDS::ARM9Timestamp = NDS::ARM9Target - (Cycles + 1);
 
         if (StopExecution)
         {
@@ -728,7 +730,7 @@ void ARMv4::Execute()
         }*/
         if (IRQ) TriggerIRQ();
 
-        NDS::ARM7Timestamp += Cycles;
+        NDS::ARM7Timestamp -= Cycles;
         Cycles = 0;
     }
 
@@ -768,14 +770,15 @@ void ARMv4::ExecuteJIT()
             return;
         }
 
-        ARMJIT::JitBlockEntry block = ARMJIT::LookUpBlock<1>(instrAddr);
+        Cycles = NDS::ARM7Target - NDS::ARM7Timestamp - 1;
+
+        ARMJIT::JitBlockEntry block = ARMJIT::LookUpBlockEntry(ARMJIT::TranslateAddr<1>(instrAddr));
         if (block)
-            Cycles += block();
+            ARM_Dispatch(this, block);
         else
             ARMJIT::CompileBlock(this);
 
-        NDS::ARM7Timestamp += Cycles;
-        Cycles = 0;
+        NDS::ARM7Timestamp = NDS::ARM7Target - (Cycles + 1);
 
         // TODO optimize this shit!!!
         if (StopExecution)