72 lines
957 B
ArmAsm
72 lines
957 B
ArmAsm
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//
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//
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// Module Name: miscs.s
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//
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// Description:
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//
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// miscellaneous assembly functions used by hal.
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//
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// Target Platform:
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//
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// IA-64
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//
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// Reuse: None
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//
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//
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#include "regia64.h"
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#include "kxia64.h"
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//++
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// Name: HalpLockedIncrementUlong(Sync)
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//
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// Routine Description:
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//
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// Atomically increment a variable.
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//
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// Arguments:
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//
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// Sync: Synchronization variable
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//
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// Return Value: NONE
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//
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//--
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LEAF_ENTRY(HalpLockedIncrementUlong)
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LEAF_SETUP(1,2,0,0)
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ARGPTR(a0)
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;;
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fetchadd4.acq.nt1 t1 = [a0], 1
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;;
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LEAF_RETURN
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LEAF_EXIT(HalpLockedIncrementUlong)
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//++
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// Name: HalpGetReturnAddress()
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//
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// Routine Description:
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//
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// Returns b0
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//
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// Arguments:
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//
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// NONE
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//
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// Return Value: b0
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//
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//--
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LEAF_ENTRY(HalpGetReturnAddress)
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LEAF_SETUP(0,2,0,0)
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mov v0 = b0
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;;
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LEAF_RETURN
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LEAF_EXIT(HalpGetReturnAddress)
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