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version 1.4, 2004/08/11 12:08:17
|
version 1.7, 2004/08/18 17:15:35
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|
Line 38
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Line 38
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| } |
} |
| |
|
| #define MCR_RETN { \ |
#define MCR_RETN { \ |
| Z80_IFF &= ~((1 << IFF_NMI) | (1 << IFF_IRQ)); \ |
Z80_IFF &= ~(1 << IFF_NMI); \ |
| MCR_RET \ |
MCR_RET \ |
| } |
} |
| |
|
|
Line 58
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Line 58
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| } \ |
} \ |
| R_Z80F |= (((tmp ^ (reg)) & (tmp ^ R_Z80HL)) >> 13) & V_FLAG; \ |
R_Z80F |= (((tmp ^ (reg)) & (tmp ^ R_Z80HL)) >> 13) & V_FLAG; \ |
| R_Z80F |= ((R_Z80HL ^ tmp ^ (reg)) >> 8) & H_FLAG; \ |
R_Z80F |= ((R_Z80HL ^ tmp ^ (reg)) >> 8) & H_FLAG; \ |
| (reg) = (UINT16)tmp; \ |
R_Z80HL = (UINT16)tmp; \ |
| } |
} |
| |
|
| #define MCR_RETI { \ |
#define MCR_RETI { \ |
| REG8 iff; \ |
ievent_eoi(); \ |
| iff = Z80_IFF; \ |
|
| if (iff & (1 << IFF_IRQ)) { \ |
|
| Z80_IFF = (UINT8)(iff & (~(1 << IFF_IRQ))); \ |
|
| if ((!(iff & ((1 << IFF_IFLAG) | (1 << IFF_NMI)))) && \ |
|
| (CPU_REQIRQ != 0)) { \ |
|
| CPU_BASECLOCK -= CPU_REMCLOCK; \ |
|
| CPU_REMCLOCK = 0; \ |
|
| } \ |
|
| } \ |
|
| MCR_RET \ |
MCR_RET \ |
| } |
} |
| |
|
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