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to emulate these functions on platforms where one or more of these functions are not available (PET, CBM-II). git-svn-id: svn://svn.cc65.org/cc65/trunk@1544 b7a2c559-68d2-44c3-8de9-860c34a00d81
31 lines
491 B
ArmAsm
31 lines
491 B
ArmAsm
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; Ullrich von Bassewitz, 03.06.1999
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; unsigned int __fastcall__ cbm_k_load (unsigned char flag, unsigned addr);
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;
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.export _cbm_k_load
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.import LOAD
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.import __oserror
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.import popa
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.importzp ptr1
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_cbm_k_load:
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sta ptr1
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stx ptr1+1
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jsr popa ; get flag
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ldx ptr1
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ldy ptr1+1
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jsr LOAD
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bcc @Ok
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sta __oserror
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ldx ptr1
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ldy ptr1+1
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@Ok: txa
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pha
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tya
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tax
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pla
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rts
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