snd fix

[fceu.git] / x6502.h

diff --git a/x6502.h b/x6502.h
index 1b63a2f..1a44b30 100644 (file)
--- a/x6502.h
+++ b/x6502.h
@@ -64,6 +64,7 @@ extern void FP_FASTAPASS(1) (*MapIRQHook)(int a);
 #define X6502_IRQBegin X6502_IRQBegin_d
 #define X6502_IRQEnd X6502_IRQEnd_d
 #define X6502_Rebase X6502_Rebase_d
+#define X6502_GetCycleCount() 0
 #define X6502_C
 #define X6502_A
 #define X6502_D
@@ -78,17 +79,18 @@ extern void FP_FASTAPASS(1) (*MapIRQHook)(int a);
 #define X6502_IRQBegin X6502_IRQBegin_a
 #define X6502_IRQEnd X6502_IRQEnd_a
 #define X6502_Rebase X6502_Rebase_a
+#define X6502_GetCycleCount() ((int32)nes_registers[7]>>16)
 #define X6502_A
 
 #define X6502_Run(c) \
 { \
  int32 cycles = (c) << 4; /* *16 */ \
  if (PAL) cycles -= (c);  /* *15 */ \
- nes_registers[7]+=cycles; \
- if (nes_registers[7] > 0) { \
-   cycles = (int32)nes_registers[7]; \
+ nes_registers[7]+=cycles<<16; \
+ cycles=(int32)nes_registers[7]>>16; \
+ if (cycles > 0) { \
    X6502_Run_a(); \
-   cycles -= (int32)nes_registers[7]; \
+   cycles -= (int32)nes_registers[7]>>16; \
    asmcpu_update(cycles); \
  } \
 }
@@ -103,6 +105,7 @@ extern void FP_FASTAPASS(1) (*MapIRQHook)(int a);
 #define X6502_IRQBegin X6502_IRQBegin_c
 #define X6502_IRQEnd X6502_IRQEnd_c
 #define X6502_Rebase(...)
+#define X6502_GetCycleCount() X.count
 #define X6502_C
 
 #define X6502_Run(c) \