mirror of
https://github.com/claunia/cuetools.net.git
synced 2025-12-16 18:14:25 +00:00
163 lines
3.3 KiB
Plaintext
163 lines
3.3 KiB
Plaintext
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%include "Tools64.inc"
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segment_code
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;
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; void Adapt ( short* pM, const short* pAdapt, int nDirection, int nOrder )
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;
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; r9d nOrder
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; r8d nDirection
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; rdx pAdapt
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; rcx pM
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; [esp+ 0] Return Address
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align 16
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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proc Adapt
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shr r9d, 4
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cmp r8d, byte 0 ; nDirection
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jle short AdaptSub
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AdaptAddLoop:
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movdqu xmm0, [rcx]
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movdqu xmm1, [rdx]
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paddw xmm0, xmm1
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movdqu [rcx], xmm0
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movdqu xmm2, [rcx + 16]
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movdqu xmm3, [rdx + 16]
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paddw xmm2, xmm3
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movdqu [rcx + 16], xmm2
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add rcx, byte 32
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add rdx, byte 32
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dec r9d
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jnz AdaptAddLoop
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emms
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ret
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align 16
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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AdaptSub: je short AdaptDone
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AdaptSubLoop:
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movdqu xmm0, [rcx]
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movdqu xmm1, [rdx]
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psubw xmm0, xmm1
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movdqu [rcx], xmm0
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movdqu xmm2, [rcx + 16]
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movdqu xmm3, [rdx + 16]
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psubw xmm2, xmm3
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movdqu [rcx + 16], xmm2
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add rcx, byte 32
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add rdx, byte 32
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dec r9d
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jnz AdaptSubLoop
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emms
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AdaptDone:
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endproc
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;
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; int CalculateDotProduct ( const short* pA, const short* pB, int nOrder )
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;
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align 16
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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nop
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proc CalculateDotProduct
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shr r8d, 4
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pxor xmm7, xmm7
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mov r9d, r8d
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and r9d, 1
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shr r8d, 1
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LoopDotEven:
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movdqu xmm0, [rcx] ;pA
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pmaddwd xmm0, [rdx] ;pB
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paddd xmm7, xmm0
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movdqu xmm1, [rcx + 16]
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pmaddwd xmm1, [rdx + 16]
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paddd xmm7, xmm1
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movdqu xmm2, [rcx + 32]
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pmaddwd xmm2, [rdx + 32]
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paddd xmm7, xmm2
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movdqu xmm3, [rcx + 48]
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pmaddwd xmm3, [rdx + 48]
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add rcx, byte 64
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add rdx, byte 64
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paddd xmm7, xmm3
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dec r8d
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jnz short LoopDotEven
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cmp r9d, byte 0
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je DotFinal
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movdqu xmm0, [rcx] ;pA
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pmaddwd xmm0, [rdx] ;pB
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paddd xmm7, xmm0
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movdqu xmm1, [rcx + 16]
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pmaddwd xmm1, [rdx + 16]
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paddd xmm7, xmm1
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DotFinal:
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movdqa xmm6, xmm7
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psrldq xmm6, 8
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paddd xmm7, xmm6
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movdqa xmm6, xmm7
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psrldq xmm6, 4
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paddd xmm7, xmm6
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movd eax, xmm7
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emms
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endproc
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;
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; BOOL GetMMXAvailable ( void );
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;
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proc GetMMXAvailable
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mov eax, 1
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endproc
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