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version 1.3, 2004/08/11 12:08:17
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version 1.5, 2005/02/04 06:42:14
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Line 137 _scf: and byte [edi + R_Z80F], ~(H_FL
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Line 137 _scf: and byte [edi + R_Z80F], ~(H_FL
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| align 16 |
align 16 |
| _halt: dec word [edi + R_Z80PC] |
_halt: dec word [edi + R_Z80PC] |
| or byte [edi + R_Z80IFF], (1 << IFF_HALT) |
or byte [edi + R_Z80IFF], (1 << IFF_HALT) |
| |
mov dword [edi + z80core_t.remainclock], 0 |
| ret |
ret |
| |
|
| align 16 |
align 16 |
|
Line 150 _ei: mov al, [edi + R_Z80IFF]
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Line 151 _ei: mov al, [edi + R_Z80IFF]
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| and al, ~(1 << IFF_IFLAG) |
and al, ~(1 << IFF_IFLAG) |
| mov edx, [edi + z80core_t.remainclock] |
mov edx, [edi + z80core_t.remainclock] |
| mov [edi + R_Z80IFF], al |
mov [edi + R_Z80IFF], al |
| test al, ((1 << IFF_IRQ) | (1 << IFF_NMI)) |
test al, (1 << IFF_NMI) |
| jne short .nextop |
jne short .nextop |
| cmp dword [edi + z80core_t.reqirq], byte 0 |
cmp dword [edi + R_Z80REQIRQ], byte 0 |
| jne short .eventexit |
jne short .eventexit |
| .nextop: cmp edx, byte 1 |
.nextop: cmp edx, byte 1 |
| jge short .ed |
jge short .ed |
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