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47 lines
572 B
ArmAsm
47 lines
572 B
ArmAsm
CUSTOM_IRQ = 1
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.include "instr_test.inc"
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zp_byte p_inside_brk
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irq: pha
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php
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pla
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sta p_inside_brk
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pla
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rti
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instrs:
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entry $00,"BRK"
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instrs_size = * - instrs
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instr_template:
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brk
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inx
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inx
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jmp instr_done
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instr_template_size = * - instr_template
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operand = in_a
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.macro set_in
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set_stack
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set_paxyso
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.endmacro
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.macro check_out
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; By looking at stack, we verify
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; values BRK pushed on it
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check_paxyso
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check_stack
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lda p_inside_brk
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jsr update_crc_fast
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.endmacro
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.include "instr_test_end.s"
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test_values:
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test_normal
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rts
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correct_checksums:
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.dword $1392F39C
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