305 lines
4.3 KiB
ArmAsm
305 lines
4.3 KiB
ArmAsm
MACRO
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_log &s
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BL @paststring
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STRING AsIs
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DC.B &s, 0, 0
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ALIGN 2
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@paststring
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mflr r8
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BL PrintS
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ENDM
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; Cool macro for one-line debug calls
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MACRO
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_wlog &s1, ®, &s2, &scratch==r8
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if &TYPE('ExtraNKLogging') != 'UNDEFINED'
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mr &scratch, r8
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_log &s1
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_log '[ '
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mr r8, ®
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bl PrintW
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_log ']'
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_log &s2
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mr r8, &scratch
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endif
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ENDM
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MACRO
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_wlogh &s1, ®, &s2, &scratch==r8
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if &TYPE('ExtraNKLogging') != 'UNDEFINED'
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mr &scratch, r8
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_log &s1
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_log '[ '
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mr r8, ®
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bl PrintH
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_log ']'
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_log &s2
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mr r8, &scratch
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endif
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ENDM
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MACRO
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_clog &s
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if &TYPE('ExtraNKLogging') != 'UNDEFINED'
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_log &s
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endif
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ENDM
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MACRO
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LHHI ®, &val
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lis (®), ((&val) >> 16) & 0xffff
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ENDM
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MACRO
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LLHI ®, &val
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ori (®), (®), (&val) & 0xffff
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ENDM
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MACRO
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lisori ®, &val
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lis ®, ((&val) >> 16) & 0xffff
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ori ®, ®, (&val) & 0xffff
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ENDM
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MACRO
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llabel ®, &val
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lisori ®, &val - NKTop
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ENDM
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MACRO
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_lstart ®, &val
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LHHI (®), (&val)
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HalfLoadedWord set (&val)
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HalfLoadedReg set (®)
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ENDM
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MACRO
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_lfinish
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LLHI HalfLoadedReg, HalfLoadedWord
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ENDM
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MACRO
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InitList &ptr, &sig, &scratch==r8
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_lstart &scratch, &sig
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stw &ptr, LLL.Next(&ptr)
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_lfinish
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stw &ptr, LLL.Prev(&ptr)
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stw &scratch, LLL.Signature(&ptr)
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ENDM
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; Next is 8, Prev is C
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MACRO
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InsertAsPrev &el, &next, &scratch==r18
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stw &next, LLL.Next(&el)
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lwz &scratch, LLL.Prev(&next)
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stw &scratch, LLL.Prev(&el)
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stw &el, LLL.Next(&scratch)
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stw &el, LLL.Prev(&next)
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ENDM
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MACRO
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InsertAsNext &el, &prev, &scratch==r18
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stw &prev, LLL.Prev(&el)
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lwz &scratch, LLL.Next(&prev)
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stw &scratch, LLL.Next(&el)
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stw &el, LLL.Prev(&scratch)
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stw &el, LLL.Next(&prev)
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ENDM
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MACRO
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RemoveFromList &el, &scratch1==r17, &scratch2==r18
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; Point neighbours of el up and down at each other
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lwz &scratch1, 8(&el)
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lwz &scratch2, 12(&el)
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stw &scratch1, 8(&scratch2)
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stw &scratch2, 12(&scratch1)
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; Zero out the pointers in el
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li &scratch1, 0
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stw &scratch1, 8(&el)
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stw &scratch1, 12(&el)
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ENDM
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MACRO
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_Lock &lockoffset, &scratch1==r17, &scratch2==r18
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mr &scratch1, r8
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mr &scratch2, r9
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addi r8, r1, &lockoffset
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bl AcquireLock
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mr r8, &scratch1
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mr r9, &scratch2
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ENDM
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MACRO
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_AssertAndRelease &lockoffset, &scratch==r18
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sync
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lwz &scratch, &lockoffset(r1)
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cmpwi cr1, &scratch, 0
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li &scratch, 0
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bne+ cr1, @okay
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mflr &scratch
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bl panic
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@okay stw &scratch, &lockoffset(r1)
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ENDM
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MACRO
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_bset &dest, &src, &bit
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IF &bit < 16
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oris&dot &dest, &src, 1 << (15 - (&bit))
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ELSE
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ori&dot &dest, &src, 1 << (31 - (&bit))
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ENDIF
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ENDM
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MACRO
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_bclr &dest, &src, &bit
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_bclr_rbit set &bit+1
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if _bclr_rbit > 31
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_bclr_rbit set 0
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endif
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_bclr_lbit set &bit-1
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if _bclr_lbit < 0
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_bclr_lbit set 31
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endif
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rlwinm&dot &dest, &src, 0, _bclr_rbit, _bclr_lbit
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ENDM
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MACRO
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_band &dest, &src, &bit
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IF &bit < 16
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andis&dot &dest, &src, 1 << (15 - (&bit))
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ELSE
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andi&dot &dest, &src, 1 << (31 - (&bit))
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ENDIF
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ENDM
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MACRO
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_b_if_time_gt &lhi, &rhi, &targ
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cmpw &lhi, &rhi
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cmplw cr1, &lhi + 1, &rhi + 1
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bgt &targ
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blt @fallthru
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bgt cr1, &targ
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@fallthru
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ENDM
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MACRO
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_b_if_time_le &lhi, &rhi, &targ
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cmpw &lhi, &rhi
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cmplw cr1, &lhi + 1, &rhi + 1
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blt &targ
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bgt @fallthru
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ble cr1, &targ
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@fallthru
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ENDM
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MACRO
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_RegRangeToContextBlock &first, &last
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stw &first, $104+8*(&first)(r6)
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IF &first != &last
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_RegRangeToContextBlock &first+1, &last
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ENDIF
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ENDM
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MACRO
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_RegRangeFromContextBlock &first, &last
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lwz &first, $104+8*(&first)(r6)
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IF &first != &last
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_RegRangeFromContextBlock &first+1, &last
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ENDIF
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ENDM
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MACRO
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_FloatRangeToContextBlock &first, &last
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stfd &first, ContextBlock.FloatRegisters+8*(&first)(r6)
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IF &first != &last
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_FloatRangeToContextBlock &first+1, &last
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ENDIF
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ENDM
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MACRO
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_FloatRangeFromContextBlock &first, &last
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lfd &first, ContextBlock.FloatRegisters+8*(&first)(r6)
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IF &first != &last
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_FloatRangeFromContextBlock &first+1, &last
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ENDIF
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ENDM
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MACRO
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_InvalNCBPointerCache &scratch==r0, &offset==0
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IF &offset = 0
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li &scratch, -1
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ENDIF
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IF KDP.NCBPointerCache + &offset < KDP.NCBPointerCacheEnd
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stw &scratch, KDP.NCBPointerCache + &offset(r1)
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_InvalNCBPointerCache scratch=&scratch, offset=(&offset+8)
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ENDIF
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ENDM
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