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/*
* UAE - The Un*x Amiga Emulator
*
* m68k -> i386 compiler
*
* (c) 1995 Bernd Schmidt
*/
#ifdef __cplusplus
extern "C" {
#endif
extern void Software_ProcessLINK (uae_s32 linkSize);
extern int Software_ProcessRTS (uaecptr dest);
extern int Software_ProcessRTE (uaecptr newpc);
extern int Software_ProcessJSR (uaecptr oldpc, uaecptr dest);
extern int Software_ProcessJSR_Ind (uaecptr oldpc, uaecptr dest);
extern void Software_CheckNewPC (uaecptr newPC);
extern void Software_CheckStackPointerAssignment (void);
extern void Software_CheckStackPointerDecrement (void);
extern void Software_CheckStackPointerIncrement (void);
extern void Software_CheckKernelStack (void);
extern uae_u32 gStackHigh;
extern uae_u32 gStackLowWarn;
extern uae_u32 gStackLow;
extern uae_u32 gKernelStackOverflowed;
#define CHECK_STACK_POINTER_ASSIGNMENT() \
do { \
Software_CheckStackPointerAssignment (); \
if (gKernelStackOverflowed) \
Software_CheckKernelStack (); \
} while (0)
#define CHECK_STACK_POINTER_DECREMENT() \
do { \
if (m68k_areg (regs, 7) < gStackLowWarn) \
Software_CheckStackPointerDecrement (); \
if (gKernelStackOverflowed) \
Software_CheckKernelStack (); \
} while (0)
#define CHECK_STACK_POINTER_INCREMENT() \
do { \
if (m68k_areg (regs, 7) > gStackHigh) \
Software_CheckStackPointerIncrement (); \
if (gKernelStackOverflowed) \
Software_CheckKernelStack (); \
} while (0)
// Called in RTD handler
#define compiler_flush_jsr_stack() do { ; } while (0)
STATIC_INLINE void m68k_do_rts(void)
{
uaecptr returnAddr = get_long (m68k_areg (regs, 7));
if (Software_ProcessRTS (returnAddr))
return;
m68k_setpc(returnAddr);
m68k_areg(regs, 7) += 4;
}
STATIC_INLINE void m68k_do_rte(uaecptr newpc)
{
if (Software_ProcessRTE(newpc))
return;
m68k_setpc_rte(newpc);
}
STATIC_INLINE void m68k_do_bsr(uaecptr oldpc, uae_s32 offset)
{
/* CHANGED BY B. CAMERON LESIUK
* 19 Jan 2001
* Made this modification so that BSRs cause the profiler to
* track function calls properly.
*/
// Software_CheckNewPC (m68k_getpc () + offset);
if (Software_ProcessJSR (oldpc, m68k_getpc () + offset))
return;
m68k_areg(regs, 7) -= 4;
Software_CheckStackPointerDecrement ();
put_long(m68k_areg(regs, 7), oldpc);
m68k_incpc(offset);
}
STATIC_INLINE void m68k_do_jsr(uaecptr oldpc, uaecptr dest)
{
if (Software_ProcessJSR (oldpc, dest))
return;
m68k_areg(regs, 7) -= 4;
Software_CheckStackPointerDecrement ();
put_long(m68k_areg(regs, 7), oldpc);
m68k_setpc(dest);
}
#ifdef __cplusplus
}
#endif
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