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famec: make reentrant

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This commit is contained in:
notaz 2013-08-26 02:18:37 +03:00
parent ae214f1c37
commit 95049eea1c
2 changed files with 27 additions and 15 deletions
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14
cpu/fame/fame.h
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@ -122,6 +122,20 @@ typedef struct
unsigned short execinfo; unsigned short execinfo;
// PD extension // PD extension
int io_cycle_counter; // cycles left int io_cycle_counter; // cycles left
unsigned int Opcode;
signed int cycles_needed;
unsigned short *PC;
unsigned long BasePC;
unsigned int flag_C;
unsigned int flag_V;
unsigned int flag_NotZ;
unsigned int flag_N;
unsigned int flag_X;
unsigned int flag_T;
unsigned int flag_S;
unsigned int flag_I;
unsigned long Fetch[M68K_FETCHBANK1]; unsigned long Fetch[M68K_FETCHBANK1];
} M68K_CONTEXT; } M68K_CONTEXT;

28
cpu/fame/famec.c
View file

@ -24,7 +24,7 @@
#define FAMEC_CHECK_BRANCHES #define FAMEC_CHECK_BRANCHES
#define FAMEC_EXTRA_INLINE #define FAMEC_EXTRA_INLINE
// #define FAMEC_DEBUG // #define FAMEC_DEBUG
#define FAMEC_NO_GOTOS // #define FAMEC_NO_GOTOS
#define FAMEC_ADR_BITS 24 #define FAMEC_ADR_BITS 24
// #define FAMEC_FETCHBITS 8 // #define FAMEC_FETCHBITS 8
#define FAMEC_DATABITS 8 #define FAMEC_DATABITS 8
@ -528,22 +528,20 @@ M68K_CONTEXT *g_m68kcontext;
#define m68kcontext (*g_m68kcontext) #define m68kcontext (*g_m68kcontext)
#ifdef FAMEC_NO_GOTOS #ifdef FAMEC_NO_GOTOS
static u32 Opcode; #define Opcode m68kcontext.Opcode
static s32 cycles_needed; #define cycles_needed m68kcontext.cycles_needed
static u16 *PC; #define PC m68kcontext.PC
static uptr BasePC; #define BasePC m68kcontext.BasePC
static u32 flag_C; #define flag_C m68kcontext.flag_C
static u32 flag_V; #define flag_V m68kcontext.flag_V
static u32 flag_NotZ; #define flag_NotZ m68kcontext.flag_NotZ
static u32 flag_N; #define flag_N m68kcontext.flag_N
static u32 flag_X; #define flag_X m68kcontext.flag_X
#endif #endif
#ifdef FAMEC_EMULATE_TRACE #define flag_T m68kcontext.flag_T
static u32 flag_T; #define flag_S m68kcontext.flag_S
#endif #define flag_I m68kcontext.flag_I
static u32 flag_S;
static u32 flag_I;
static u32 initialised = 0; static u32 initialised = 0;