pandory500/redquark-amiberry-rb
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Minor FPU improvements

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This commit is contained in:
Dimitris Panokostas 2018-12-03 00:52:36 +01:00
parent 43c51d9798
commit ba3c65ace7
6 changed files with 280 additions and 267 deletions
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33
src/include/newcpu.h
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@ -38,6 +38,7 @@ struct cputbl {
};
#ifdef JIT
#define MIN_JIT_CACHE 128
#define MAX_JIT_CACHE 16384
typedef uae_u32 REGPARAM3 compop_func (uae_u32) REGPARAM;
@ -62,9 +63,15 @@ typedef uae_u8 flagtype;
#ifdef FPUEMU
typedef double fptype;
#define LDPTR qword ptr
#endif
struct mmufixup
{
int reg;
uae_u32 value;
};
extern struct mmufixup mmufixup[1];
typedef struct
{
fptype fp;
@ -105,7 +112,6 @@ struct regstruct
uae_u32 fpcr,fpsr, fpiar;
uae_u32 fpu_state;
uae_u32 fpu_exp_state;
uae_u16 fp_opword;
uaecptr fp_ea;
uae_u32 fp_exp_pend, fp_unimp_pend;
bool fpu_exp_pre;
@ -177,6 +183,11 @@ STATIC_INLINE void m68k_setpc (uaecptr newpc)
regs.pc_p = regs.pc_oldp = get_real_address (newpc);
regs.instruction_pc = regs.pc = newpc;
}
STATIC_INLINE void m68k_setpc_j(uaecptr newpc)
{
regs.pc_p = regs.pc_oldp = get_real_address(newpc);
regs.pc = newpc;
}
STATIC_INLINE uaecptr m68k_getpc (void)
{
return (uaecptr)(regs.pc + ((uae_u8*)regs.pc_p - (uae_u8*)regs.pc_oldp));
@ -231,6 +242,10 @@ STATIC_INLINE void m68k_setpci(uaecptr newpc)
{
regs.instruction_pc = regs.pc = newpc;
}
STATIC_INLINE void m68k_setpci_j(uaecptr newpc)
{
regs.pc = newpc;
}
STATIC_INLINE uaecptr m68k_getpci(void)
{
return regs.pc;
@ -240,20 +255,15 @@ STATIC_INLINE void m68k_incpci(int o)
regs.pc += o;
}
STATIC_INLINE uae_u32 get_iiword(int o)
{
return get_wordi(m68k_getpci() + (o));
}
STATIC_INLINE void m68k_do_bsri(uaecptr oldpc, uae_s32 offset)
{
m68k_areg(regs, 7) -= 4;
put_long(m68k_areg(regs, 7), oldpc);
x_put_long(m68k_areg(regs, 7), oldpc);
m68k_incpci(offset);
}
STATIC_INLINE void m68k_do_rtsi(void)
{
uae_u32 newpc = get_long(m68k_areg(regs, 7));
uae_u32 newpc = x_get_long(m68k_areg(regs, 7));
m68k_setpci(newpc);
m68k_areg(regs, 7) += 4;
}
@ -316,7 +326,6 @@ extern void divbyzero_special (bool issigned, uae_s32 dst);
extern void setdivuoverflowflags(uae_u32 dividend, uae_u16 divisor);
extern void setdivsoverflowflags(uae_s32 dividend, uae_s16 divisor);
extern void protect_roms (bool);
extern bool is_hardreset(void);
STATIC_INLINE int bitset_count16(uae_u16 data)
{
@ -344,7 +353,6 @@ extern void fpuop_bcc(uae_u32, uaecptr, uae_u32);
extern void fpuop_save(uae_u32);
extern void fpuop_restore(uae_u32);
extern void fpu_reset (void);
extern int fpp_cond(int condition);
extern void exception3_read(uae_u32 opcode, uaecptr addr);
extern void exception3_write(uae_u32 opcode, uaecptr addr);
@ -354,7 +362,7 @@ extern void exception3b (uae_u32 opcode, uaecptr addr, bool w, bool i, uaecptr p
extern void exception2 (uaecptr addr, bool read, int size, uae_u32 fc);
extern void cpureset (void);
extern void cpu_halt (int id);
extern int cpu_sleep_millis(int ms);
extern void cpu_sleep_millis(int ms);
extern void fill_prefetch (void);
@ -395,7 +403,6 @@ extern int movec_illg (int regno);
#define CPU_HALT_BUS_ERROR_DOUBLE_FAULT 1
#define CPU_HALT_DOUBLE_FAULT 2
#define CPU_HALT_OPCODE_FETCH_FROM_NON_EXISTING_ADDRESS 3
#define CPU_HALT_FAKE_DMA 6
#define CPU_HALT_AUTOCONFIG_CONFLICT 7
#define CPU_HALT_SSP_IN_NON_EXISTING_ADDRESS 10
#define CPU_HALT_INVALID_START_ADDRESS 11