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zeropage.s git-svn-id: svn://svn.cc65.org/cc65/trunk@5908 b7a2c559-68d2-44c3-8de9-860c34a00d81
27 lines
721 B
PHP
27 lines
721 B
PHP
;
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; zeropage.inc
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;
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; (C) Copyright 2002-2012, Ullrich von Bassewitz (uz@cc65.org)
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;
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; Assembler include file that imports the runtime zero page locations used
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; by the compiler, ready for usage in asm code.
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.globalzp sp, sreg, regsave
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.globalzp ptr1, ptr2, ptr3, ptr4
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.globalzp tmp1, tmp2, tmp3, tmp4
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.globalzp regbank
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; The size of the register bank
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regbanksize = 6
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; The total amount of zero page space used
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zpspace = 26
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; The amount of space that needs to be saved by an interrupt handler that
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; calls C code (does not include the register bank, which is saved by the
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; generated C code if required).
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zpsavespace = zpspace - regbanksize
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