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- PLD, TCD: doesnt affect statusflags

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- TCS: forgot 16bit version
- index reg to A/B or stack sets high byte to 0 if m=0 and x=1
This commit is contained in:
Michaël Banaan Ananas 2011-09-07 00:21:24 +00:00
parent d91a75c063
commit 77b3b088b7
1 changed files with 30 additions and 7 deletions
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37
src/emu/cpu/m37710/m37710op.h
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@ -1617,8 +1617,7 @@ INLINE uint EA_SIY(m37710i_cpu_struct *cpustate) {return MAKE_UINT_16(read_16_
#undef OP_PLD
#define OP_PLD() \
CLK(CLK_OP + CLK_R16 + 2); \
FLAG_Z = REG_D = m37710i_pull_16(cpustate); \
FLAG_N = NFLAG_16(FLAG_Z)
REG_D = m37710i_pull_16(cpustate)
/* M37710 Pull the Processor Status Register from the stack */
#undef OP_PLP
@ -2031,13 +2030,20 @@ INLINE uint EA_SIY(m37710i_cpu_struct *cpustate) {return MAKE_UINT_16(read_16_
FLAG_Z = REG_A = MAKE_UINT_8(REG); \
FLAG_N = NFLAG_8(FLAG_Z)
#else
#if FLAG_SET_X
#define OP_TXA(REG) \
CLK(CLK_OP + CLK_IMPLIED); \
FLAG_Z = REG_A = MAKE_UINT_8(REG); \
FLAG_N = NFLAG_16(FLAG_Z)
#else
#define OP_TXA(REG) \
CLK(CLK_OP + CLK_IMPLIED); \
FLAG_Z = REG_A = REG; \
FLAG_N = NFLAG_16(FLAG_Z)
#endif
#endif /* FLAG_SET_M */
/* M37710 Transfer index to accumulator */
/* M37710 Transfer index to accumulator B */
#undef OP_TXB
#if FLAG_SET_M
#define OP_TXB(REG) \
@ -2045,24 +2051,29 @@ INLINE uint EA_SIY(m37710i_cpu_struct *cpustate) {return MAKE_UINT_16(read_16_
FLAG_Z = REG_BA = MAKE_UINT_8(REG); \
FLAG_N = NFLAG_8(FLAG_Z)
#else
#if FLAG_SET_X
#define OP_TXB(REG) \
CLK(CLK_OP + CLK_IMPLIED); \
FLAG_Z = REG_BA = MAKE_UINT_8(REG); \
FLAG_N = NFLAG_16(FLAG_Z)
#else
#define OP_TXB(REG) \
CLK(CLK_OP + CLK_IMPLIED); \
FLAG_Z = REG_BA = REG; \
FLAG_N = NFLAG_16(FLAG_Z)
#endif
#endif /* FLAG_SET_M */
/* M37710 Transfer C to direct register */
#undef OP_TCD
#if FLAG_SET_M
#define OP_TCD() \
CLK(CLK_OP + CLK_IMPLIED); \
FLAG_Z = REG_D = REG_A | REG_B; \
FLAG_N = NFLAG_16(FLAG_Z)
REG_D = REG_A | REG_B
#else
#define OP_TCD() \
CLK(CLK_OP + CLK_IMPLIED); \
FLAG_Z = REG_D = REG_A; \
FLAG_N = NFLAG_16(FLAG_Z)
REG_D = REG_A
#endif
/* M37710 Transfer direct register to C */
@ -2083,9 +2094,15 @@ INLINE uint EA_SIY(m37710i_cpu_struct *cpustate) {return MAKE_UINT_16(read_16_
/* M37710 Transfer C to stack pointer */
#undef OP_TCS
#if FLAG_SET_M
#define OP_TCS() \
CLK(CLK_OP + CLK_IMPLIED); \
REG_S = REG_A | REG_B
#else
#define OP_TCS() \
CLK(CLK_OP + CLK_IMPLIED); \
REG_S = REG_A
#endif
/* M37710 Transfer stack pointer to C */
#undef OP_TSC
@ -2119,9 +2136,15 @@ INLINE uint EA_SIY(m37710i_cpu_struct *cpustate) {return MAKE_UINT_16(read_16_
/* M37710 Transfer X to stack pointer */
#undef OP_TXS
#if FLAG_SET_X
#define OP_TXS() \
CLK(CLK_OP + CLK_IMPLIED); \
REG_S = MAKE_UINT_8(REG_X)
#else
#define OP_TXS() \
CLK(CLK_OP + CLK_IMPLIED); \
REG_S = REG_X
#endif
/* M37710 Transfer X to Y */
#undef OP_TXY