X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=cpu%2Fcz80%2Fcz80.c;h=091e2a5f9dd2474fe07461b5329901ba2883d384;hb=4c67e7ad99a5891340f92eb86f0d24e0975eca90;hp=bcff740aca14b7aab90ae6116ce919ad485172b2;hpb=a4221917e147ba303f2cf6c09d12362bf2802084;p=picodrive.git

diff --git a/cpu/cz80/cz80.c b/cpu/cz80/cz80.c
index bcff740..091e2a5 100644
--- a/cpu/cz80/cz80.c
+++ b/cpu/cz80/cz80.c
@@ -13,9 +13,21 @@
 #include <string.h>
 #include "cz80.h"
 
+#if PICODRIVE_HACKS
+#undef EMU_M68K
+#include <pico/pico_int.h>
+#endif
+
 #ifndef ALIGN_DATA
+#ifdef _MSC_VER
+#define ALIGN_DATA
+#define inline
+#undef  CZ80_USE_JUMPTABLE
+#define CZ80_USE_JUMPTABLE 0
+#else
 #define ALIGN_DATA      __attribute__((aligned(4)))
 #endif
+#endif
 
 #define CF					0x01
 #define NF					0x02
@@ -203,6 +215,16 @@ void Cz80_Reset(cz80_struc *CPU)
 	Cz80_Set_Reg(CPU, CZ80_PC, 0);
 }
 
+/* */
+#if PICODRIVE_HACKS
+static inline unsigned char picodrive_read(unsigned short a)
+{
+	unsigned long v = z80_read_map[a >> Z80_MEM_SHIFT];
+	if (v & 0x80000000)
+		return ((z80_read_f *)(v << 1))(a);
+	return *(unsigned char *)((v << 1) + a);
+}
+#endif
 
 /*--------------------------------------------------------
 	CPUŽÀs
@@ -223,6 +245,7 @@ INT32 Cz80_Exec(cz80_struc *CPU, INT32 cycles)
 	UINT32 res;
 	UINT32 val;
 	int afterEI = 0;
+	union16 *data;
 
 	PC = CPU->PC;
 #if CZ80_ENCRYPTED_ROM
@@ -236,7 +259,8 @@ INT32 Cz80_Exec(cz80_struc *CPU, INT32 cycles)
 Cz80_Exec:
 		if (CPU->ICount > 0)
 		{
-			union16 *data = pzHL;
+Cz80_Exec_nocheck:
+			data = pzHL;
 			Opcode = READ_OP();
 #if CZ80_EMULATE_R_EXACTLY
 			zR++;
@@ -248,7 +272,12 @@ Cz80_Exec:
 		{
 			afterEI = 0;
 Cz80_Check_Interrupt:
-			CHECK_INT
+			if (CPU->IRQState != CLEAR_LINE)
+			{
+				CHECK_INT
+				CPU->ICount -= CPU->ExtraCycles;
+				CPU->ExtraCycles = 0;
+			}
 			goto Cz80_Exec;
 		}
 	}