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Subversion Repositories or1k_soc_on_altera_embedded_dev_kit

[/] [or1k_soc_on_altera_embedded_dev_kit/] [trunk/] [linux-2.6/] [linux-2.6.24/] [arch/] [m68k/] [lib/] [semaphore.S] - Blame information for rev 3

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Line No. Rev Author Line
1 3 xianfeng 
/*
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 *  linux/arch/m68k/lib/semaphore.S
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 *
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 *  Copyright (C) 1996  Linus Torvalds
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 *
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 *  m68k version by Andreas Schwab
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 */
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#include
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#include
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/*
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 * The semaphore operations have a special calling sequence that
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 * allow us to do a simpler in-line version of them. These routines
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 * need to convert that sequence back into the C sequence when
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 * there is contention on the semaphore.
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 */
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ENTRY(__down_failed)
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        moveml %a0/%d0/%d1,-(%sp)
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        movel %a1,-(%sp)
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        jbsr __down
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        movel (%sp)+,%a1
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        moveml (%sp)+,%a0/%d0/%d1
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        rts
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ENTRY(__down_failed_interruptible)
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        movel %a0,-(%sp)
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        movel %d1,-(%sp)
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        movel %a1,-(%sp)
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        jbsr __down_interruptible
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        movel (%sp)+,%a1
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        movel (%sp)+,%d1
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        movel (%sp)+,%a0
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        rts
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ENTRY(__down_failed_trylock)
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        movel %a0,-(%sp)
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        movel %d1,-(%sp)
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        movel %a1,-(%sp)
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        jbsr __down_trylock
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        movel (%sp)+,%a1
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        movel (%sp)+,%d1
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        movel (%sp)+,%a0
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        rts
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ENTRY(__up_wakeup)
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        moveml %a0/%d0/%d1,-(%sp)
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        movel %a1,-(%sp)
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        jbsr __up
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        movel (%sp)+,%a1
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        moveml (%sp)+,%a0/%d0/%d1
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        rts
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