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which included commits to RCS files with non-trunk default branches. git-svn-id: svn://svn.cc65.org/cc65/trunk@3 b7a2c559-68d2-44c3-8de9-860c34a00d81
29 lines
378 B
ArmAsm
29 lines
378 B
ArmAsm
;
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; Ullrich von Bassewitz, 08.08.1998
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;
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; CC65 runtime: save ax into temp storage/restore ax from temp storage
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;
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.export saveeax, resteax
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.importzp sreg, regsave
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saveeax:
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sta regsave
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stx regsave+1
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lda sreg
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sta regsave+2
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lda sreg+1
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sta regsave+3
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lda regsave
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rts
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resteax:
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lda regsave+3
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sta sreg+1
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lda regsave+2
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sta sreg
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ldx regsave+1
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lda regsave
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rts
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