ia64_asminterpolate8x8_ia64.s

wince下的xvidcore开发库,可用于MP4等视频播放开发

 
         .file   "interpolate8x8_ia64.s"
         .pred.safe_across_calls p1-p5,p16-p63
         .text
         .align 16
         .global interpolate8x8_halfpel_h_ia64#
         .proc interpolate8x8_halfpel_h_ia64#
 interpolate8x8_halfpel_h_ia64:
         LL=3
         SL=1
         SL2=1
         OL=1
         OL2=1
         AVL=1
         AL=1
       STL=3
 
         alloc r9=ar.pfs,4, 60,0,64
 
         mov r20 = ar.lc
         mov r21 = pr
 
         dep.z r22 = r33,3,3             // rshift of src
 
         and r14 = -8,r33                        // align src
         mov r15 = r32                   // get dest
         mov r16 = r34                   // stride
 //      sub r17 = 0,r0                  // 1-rounding
                 
         ;;
 
         add r18 = 8,r14                 
 //      mux1 r17 = r17, @brcst          // broadcast 1-rounding
 
         sub r24 = 64,r22                        // lshift of src
         add r26 = 8,r22                 // rshift of src+1
         sub r27 = 56,r22                        // lshift of src+1
 
         mov ar.lc = 7                                           // loopcounter
         mov ar.ec = LL + SL +OL + AVL  + STL            // sum of latencies
         mov pr.rot = 1 << 16                                    // init pr regs for sw-pipeling
 
         ;;
         .rotr ald1[LL+1],ald2[LL+1],shru1[SL+1],shl1[SL+1],shru2[SL+1],shl2[SL+1],or1[OL+1],or2[OL+1+AL],avg[AVL+1]
         .rotp aldp[LL], sh1p[SL], or1p[OL], pavg1p[AVL],stp[STL]
 
 
 .Lloop_interpolate:
         (aldp[0]) ld8 ald1[0] = [r14],r16               // load aligned src
         (aldp[0]) ld8 ald2[0] = [r18],r16               // and aligned src+8
 
         (sh1p[0]) shr.u shru1[0] = ald1[LL],r22 // get src
         (sh1p[0]) shl shl1[0] = ald2[LL],r27
       (sh1p[0]) shr.u shru2[0] = ald1[LL],r26   // get src+1
       (sh1p[0]) shl shl2[0] = ald2[LL],r24
 
         (or1p[0]) or or1[0] = shru1[SL],shl2[SL]                // merge things
         (or1p[0]) or or2[0] = shru2[SL],shl1[SL]
 
 //      (addp[0]) padd1.uus add1[0] = or1[OL],r17               // add 1-rounding
 
         (pavg1p[0]) pavg1 avg[0] = or1[OL],or2[OL]      // parallel average
 
          (stp[0]) st8 [r15] = avg[AVL]                  // store results
          (stp[0]) add r15 = r15,r16
 
 
 
 
         br.ctop.sptk.few .Lloop_interpolate
         ;;
         mov ar.lc = r20
         mov pr = r21,-1
         br.ret.sptk.many b0
         .endp interpolate8x8_halfpel_h_ia64#
 
         .align 16
         .global interpolate8x8_halfpel_v_ia64#
         .proc interpolate8x8_halfpel_v_ia64#
 interpolate8x8_halfpel_v_ia64:
         LL=3
         SL=1
         SL2=1
         OL=1
         OL2=1
         AVL=1
         AL=1
       STL=3
 
         alloc r9=ar.pfs,4, 60,0,64
 
         mov r20 = ar.lc
         mov r21 = pr
 
         dep.z r22 = r33,3,3
 
         and r14 = -8,r33
         mov r15 = r32
         mov r16 = r34
 //      sub r17 = 0,r0
         ;;
 
         add r18 = 8,r14
         add r19 = r14,r16                       // src + stride 
 //      mux1 r17 = r17, @brcst
 
         sub r24 = 64,r22
         ;;      
         add r26 = 8,r19                 // src + stride + 8
 
         mov ar.lc = 7
         mov ar.ec = LL + SL +OL + AVL + STL
         mov pr.rot = 1 << 16
 
         ;;
         .rotr ald1[LL+1],ald2[LL+1],ald3[LL+1],ald4[LL+1],shru1[SL+1],shl1[SL+1],shru2[SL+1],shl2[SL+1],or1[OL+1],or2[OL+1+AL],avg[AVL+1]
         .rotp aldp[LL], sh1p[SL], or1p[OL], pavg1p[AVL],stp[STL]
 
 
 .Lloop_interpolate2:
         (aldp[0]) ld8 ald1[0] = [r14],r16
         (aldp[0]) ld8 ald2[0] = [r18],r16
         (aldp[0]) ld8 ald3[0] = [r19],r16
         (aldp[0]) ld8 ald4[0] = [r26],r16
 
         (sh1p[0]) shr.u shru1[0] = ald1[LL],r22
         (sh1p[0]) shl shl1[0] = ald2[LL],r24
       (sh1p[0]) shr.u shru2[0] = ald3[LL],r22
       (sh1p[0]) shl shl2[0] = ald4[LL],r24
 
         (or1p[0]) or or1[0] = shru1[SL],shl1[SL]
         (or1p[0]) or or2[0] = shru2[SL],shl2[SL]
 
 //      (addp[0]) padd1.uus add1[0] = or1[OL],r17
 
         (pavg1p[0]) pavg1 avg[0] = or1[OL],or2[OL]
 
          (stp[0]) st8 [r15] = avg[AVL]
          (stp[0]) add r15 = r15,r16
 
 
 
 
         br.ctop.sptk.few .Lloop_interpolate2
         ;;
         mov ar.lc = r20
         mov pr = r21,-1
         br.ret.sptk.many b0
         .endp interpolate8x8_halfpel_v_ia64#
 
         .align 16
         .global interpolate8x8_halfpel_hv_ia64#
         .proc interpolate8x8_halfpel_hv_ia64#
 interpolate8x8_halfpel_hv_ia64:
         LL=3
         SL=1
         SL2=1
         OL=1
         OL2=1
         AVL=1
         AL=1
       STL=3
 
         alloc r9=ar.pfs,4, 60,0,64
 
         mov r20 = ar.lc
         mov r21 = pr
 
         dep.z r22 = r33,3,3
 
         and r14 = -8,r33
         mov r15 = r32
         mov r16 = r34
 //      sub r17 = 0,r0
         ;;
 
         add r18 = 8,r14
         add r19 = r14,r16
 //      mux1 r17 = r17, @brcst
 
         add r27 = 8,r22
         sub r28 = 56,r22
         sub r24 = 64,r22
         ;;
         add r26 = 8,r19
 
         mov ar.lc = 7
         mov ar.ec = LL + SL +OL + 2*AVL  + STL
         mov pr.rot = 1 << 16
 
         ;;
         .rotr ald1[LL+1],ald2[LL+1],ald3[LL+1],ald4[LL+1],shru1[SL+1],shl1[SL+1],shru2[SL+1],shl2[SL+1],shl3[SL+1],shru3[SL+1],shl4[SL+1],shru4[SL+1],or1[OL+1],or2[OL+1+AL],or3[OL+AL+1],or4[OL+AL+1],avg[AVL+1],avg1[AVL+1],avg2[AVL+1]
         .rotp aldp[LL], sh1p[SL], or1p[OL],pavg1p[AVL],pavg2p[AVL],stp[STL]
 
 
 .Lloop_interpolate3:
         (aldp[0]) ld8 ald1[0] = [r14],r16
         (aldp[0]) ld8 ald2[0] = [r18],r16
         (aldp[0]) ld8 ald3[0] = [r19],r16
         (aldp[0]) ld8 ald4[0] = [r26],r16
 
         (sh1p[0]) shr.u shru1[0] = ald1[LL],r22
         (sh1p[0]) shl shl1[0] = ald2[LL],r24
       (sh1p[0]) shr.u shru2[0] = ald3[LL],r22
       (sh1p[0]) shl shl2[0] = ald4[LL],r24
         (sh1p[0]) shr.u shru3[0] = ald1[LL],r27
         (sh1p[0]) shl shl3[0] = ald2[LL],r28
         (sh1p[0]) shr.u shru4[0] = ald3[LL],r27
         (sh1p[0]) shl shl4[0] = ald4[LL],r28
         
 
         (or1p[0]) or or1[0] = shru1[SL],shl1[SL]
         (or1p[0]) or or2[0] = shru2[SL],shl2[SL]
         (or1p[0]) or or3[0] = shru3[SL],shl3[SL]
         (or1p[0]) or or4[0] = shru4[SL],shl4[SL]
 
 //      (addp[0]) padd1.uus add1[0] = or1[OL],r17
 
         (pavg1p[0]) pavg1 avg[0] = or1[OL],or2[OL]
         (pavg1p[0]) pavg1 avg1[0] = or3[OL],or4[OL]
         
         (pavg2p[0]) pavg1 avg2[0] = avg[AVL],avg1[AVL]
 
          (stp[0]) st8 [r15] = avg2[AVL]
          (stp[0]) add r15 = r15,r16
 
 
 
 
         br.ctop.sptk.few .Lloop_interpolate3
         ;;
         mov ar.lc = r20
         mov pr = r21,-1
         br.ret.sptk.many b0
         .endp interpolate8x8_halfpel_hv_ia64#