forked from Apple-2-HW/arduino-appleii
23 lines
355 B
C
23 lines
355 B
C
int testBccImplied() {
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SR|=SR_CARRY;
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SR&=(~SR_DEC);
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ram[0] = 0x90;
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ram[1] = 0x01;
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ram[2] = 0x00;
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ram[3] = 0xF8; //SED
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instructions = 4;
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run();
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if((SR&SR_DEC) > 0) return -1;
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SR&=(~SR_CARRY);
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SR&=(~SR_DEC);
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ram[0] = 0x90;
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ram[1] = 0x01;
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ram[2] = 0x00;
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ram[3] = 0xF8;
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instructions = 4;
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run();
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if((SR&SR_DEC) == 0) return -2;
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return 0;
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} |