forked from luck/tmp_suning_uos_patched
51533b615e
New CRIS sub architecture named v32. From: Dave Jones <davej@redhat.com> Fix swapped kmalloc args Signed-off-by: Mikael Starvik <starvik@axis.com> Signed-off-by: Dave Jones <davej@redhat.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
34 lines
420 B
ArmAsm
34 lines
420 B
ArmAsm
;; Core of the spinlock implementation
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;;
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;; Copyright (C) 2004 Axis Communications AB.
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;;
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;; Author: Mikael Starvik
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.global cris_spin_lock
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.global cris_spin_trylock
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.text
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cris_spin_lock:
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clearf p
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1: test.d [$r10]
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beq 1b
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clearf p
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ax
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clear.d [$r10]
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bcs 1b
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clearf p
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ret
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nop
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cris_spin_trylock:
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clearf p
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1: move.d [$r10], $r11
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ax
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clear.d [$r10]
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bcs 1b
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clearf p
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ret
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move.d $r11,$r10
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