| /* |
| * Copyright (C) 2014 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #define ENTRY(f) .text; .align 4; .globl f; .type f,#function; f: .fnstart |
| #define PRIVATE(f) .text; .align 4; .type f,#function; f: .fnstart |
| #define END(f) .fnend; .size f, .-f; |
| |
| .eabi_attribute 25,1 @Tag_ABI_align8_preserved |
| .arm |
| |
| /* Number of fractional bits to preserve in intermediate results. The |
| * intermediate storage is 16-bit, and we started with 8 bit data (the integer |
| * part), so this should be between 0 and 8. |
| */ |
| .set FRACTION_BITS, 7 |
| |
| .set MAX_R, 25 |
| |
| |
| /* A quick way of making a line of code conditional on some other condition. |
| * Use `.set cc, 1` or `.set cc, 0` to enable or disable lines prefixed with |
| * `ifcc`: |
| */ |
| .macro ifcc zzz:vararg |
| .if cc |
| \zzz |
| .endif |
| .endm |
| |
| /* Fetch 16 columns of bytes (regardless of image format), convolve these |
| * vertically, and leave them in the register file. If working near the top or |
| * bottom of an image then clamp the addressing while loading the data in. |
| * |
| * The convolution is fully unrolled for windows up to max_r, with the |
| * outermost edges calculated first. This way it's possible to branch directly |
| * into the relevant part of the code for an arbitrary convolution radius. Two |
| * variants of the loop are produced; one eliminates the clamping code for a |
| * slight speed advantage. |
| * |
| * Where the macro is called with reg=x, the specified register is taken to |
| * contain a pre-calculated pointer into one of the two loops. |
| * |
| * Input: |
| * r1 -- src |
| * r2 -- pitch |
| * r5 -- r |
| * r6 -- rup |
| * r7 -- rdn |
| * r12 -- switch index |
| * q0-q3 -- coefficient table |
| * Output: |
| * r1 += 16 |
| * q10,q11 -- 16 convolved columns |
| * Modifies: |
| * r10 = upper row pointer |
| * r11 = lower row pointer |
| * q12-q15 = temporary sums |
| */ |
| .macro fetch, max_r=MAX_R, labelc=1, labelnc=2, reg=r12 /*{{{*/ |
| .ifc \reg,r12 ; .set cc, 1 ; .else ; .set cc, 0 ; .endif |
| |
| vld1.8 {d30,d31}, [r1] |
| mls r10, r2, r6, r1 |
| |
| vmovl.u8 q14, d30 |
| pld [r1, #32] |
| vmovl.u8 q15, d31 |
| .if \max_r < 16 // approximate |
| ifcc adr \reg, 1f |
| .else |
| ifcc ldr \reg, 2f |
| 1: ifcc add \reg, \reg, pc |
| .endif |
| |
| vmull.u16 q12, d28, d0[0] |
| ifcc sub \reg, r5, LSL #6 |
| vmull.u16 q13, d29, d0[0] |
| mla r11, r2, r7, r1 |
| vmull.u16 q14, d30, d0[0] |
| add r1, r1, #16 |
| vmull.u16 q15, d31, d0[0] |
| bx \reg |
| |
| ifcc .align 2 |
| 2: ifcc .word 1f-1b-8 |
| |
| .irp rowclamp, 1, 0 |
| .set cc, \rowclamp |
| .align 4 |
| .irp dreg, 6, 5, 4, 3, 2, 1, 0 ; .irp lane, 3, 2, 1, 0 |
| .set i, \dreg * 4 + \lane |
| .if 0 < i && i <= \max_r |
| .if \rowclamp |
| vld1.8 {d20,d21}, [r10] |
| vld1.8 {d22,d23}, [r11] |
| cmp r6, #i |
| .else |
| vld1.8 {d20,d21}, [r10], r2 |
| vld1.8 {d22,d23}, [r11] |
| sub r11, r11, r2 |
| .endif |
| vswp d21, d22 |
| pld [r10, #32] |
| vaddl.u8 q10, d20, d21 |
| ifcc addhs r10, r10, r2 |
| vaddl.u8 q11, d22, d23 |
| ifcc cmp r7, #i |
| vmlal.u16 q12, d20, d\dreg[\lane] |
| pld [r11, #32] |
| vmlal.u16 q13, d21, d\dreg[\lane] |
| ifcc subhs r11, r11, r2 |
| vmlal.u16 q14, d22, d\dreg[\lane] |
| ifcc nop |
| vmlal.u16 q15, d23, d\dreg[\lane] |
| .endif |
| .endr ; .endr |
| .if \rowclamp == 1 |
| 1: \labelc : |
| b 2f |
| .else |
| 2: \labelnc : |
| .endif |
| .endr |
| |
| vqrshrn.u32 d20, q12, #16 - FRACTION_BITS |
| vqrshrn.u32 d21, q13, #16 - FRACTION_BITS |
| vqrshrn.u32 d22, q14, #16 - FRACTION_BITS |
| vqrshrn.u32 d23, q15, #16 - FRACTION_BITS |
| .endm /*}}}*/ |
| |
| /* Some portion of the convolution window (as much as will fit, and all of it |
| * for the uchar1 cases) is kept in the register file to avoid unnecessary |
| * memory accesses. This forces the horizontal loops to be unrolled because |
| * there's no indexed addressing into the register file. |
| * |
| * As in the fetch macro, the operations are ordered from outside to inside, so |
| * that jumping into the middle of the block bypasses the unwanted window taps. |
| * |
| * There are several variants of the macro because of the fixed offets of the |
| * taps -- the wider the maximum radius the further the centre tap is from the |
| * most recently fetched data. This means that pre-filling the window requires |
| * more data that won't be used and it means that rotating the window involves |
| * more mov operations. |
| * |
| * When the buffer gets too big the buffer at [r9] is used. |
| * |
| * Input: |
| * q4-q11 -- convoltion window |
| * r9 -- pointer to additional convolution window data |
| * Output: |
| * r9 -- updated buffer pointer (if used) |
| * d31 -- result to be stored |
| * Modifies: |
| * r12 -- temp buffer pointer |
| * q12-q13 -- temporaries for load and vext operations. |
| * q14-q15 -- intermediate sums |
| */ |
| #define TUNED_LIST1 8, 16 |
| .macro hconv1_8/*{{{*/ |
| vmull.u16 q14, d18, d0[0] |
| vmull.u16 q15, d19, d0[0] |
| |
| ldr r12, [pc, r5, LSL #2] |
| add pc, pc, r12 |
| bkpt |
| 100: .word 101f-100b |
| .word 102f-100b |
| .word 103f-100b |
| .word 104f-100b |
| .word 105f-100b |
| .word 106f-100b |
| .word 107f-100b |
| .word 108f-100b |
| 108: vmlal.u16 q14, d16, d2[0] |
| vmlal.u16 q15, d17, d2[0] |
| vmlal.u16 q14, d20, d2[0] |
| vmlal.u16 q15, d21, d2[0] |
| 107: vext.u16 q12, q8, q9, #1 |
| vext.u16 q13, q9, q10, #7 |
| vmlal.u16 q14, d24, d1[3] |
| vmlal.u16 q15, d25, d1[3] |
| vmlal.u16 q14, d26, d1[3] |
| vmlal.u16 q15, d27, d1[3] |
| 106: vext.u16 q12, q8, q9, #2 |
| vext.u16 q13, q9, q10, #6 |
| vmlal.u16 q14, d24, d1[2] |
| vmlal.u16 q15, d25, d1[2] |
| vmlal.u16 q14, d26, d1[2] |
| vmlal.u16 q15, d27, d1[2] |
| 105: vext.u16 q12, q8, q9, #3 |
| vext.u16 q13, q9, q10, #5 |
| vmlal.u16 q14, d24, d1[1] |
| vmlal.u16 q15, d25, d1[1] |
| vmlal.u16 q14, d26, d1[1] |
| vmlal.u16 q15, d27, d1[1] |
| 104: //vext.u16 q12, q8, q9, #4 |
| //vext.u16 q13, q9, q10, #4 |
| vmlal.u16 q14, d17, d1[0] |
| vmlal.u16 q15, d18, d1[0] |
| vmlal.u16 q14, d19, d1[0] |
| vmlal.u16 q15, d20, d1[0] |
| 103: vext.u16 q12, q8, q9, #5 |
| vext.u16 q13, q9, q10, #3 |
| vmlal.u16 q14, d24, d0[3] |
| vmlal.u16 q15, d25, d0[3] |
| vmlal.u16 q14, d26, d0[3] |
| vmlal.u16 q15, d27, d0[3] |
| 102: vext.u16 q12, q8, q9, #6 |
| vext.u16 q13, q9, q10, #2 |
| vmlal.u16 q14, d24, d0[2] |
| vmlal.u16 q15, d25, d0[2] |
| vmlal.u16 q14, d26, d0[2] |
| vmlal.u16 q15, d27, d0[2] |
| 101: vext.u16 q12, q8, q9, #7 |
| vext.u16 q13, q9, q10, #1 |
| vmlal.u16 q14, d24, d0[1] |
| vmlal.u16 q15, d25, d0[1] |
| vmlal.u16 q14, d26, d0[1] |
| vmlal.u16 q15, d27, d0[1] |
| |
| vqrshrn.u32 d28, q14, #16 |
| vqrshrn.u32 d29, q15, #16 |
| vqrshrn.u16 d31, q14, #FRACTION_BITS |
| |
| vmov q8, q9 |
| vmov q9, q10 |
| vmov q10, q11 |
| .endm/*}}}*/ |
| |
| .macro hconv1_16/*{{{*/ |
| vmull.u16 q14, d16, d0[0] |
| vmull.u16 q15, d17, d0[0] |
| |
| ldr r12, [pc, r5, LSL #2] |
| add pc, pc, r12 |
| bkpt |
| 100: .word 101f-100b |
| .word 102f-100b |
| .word 103f-100b |
| .word 104f-100b |
| .word 105f-100b |
| .word 106f-100b |
| .word 107f-100b |
| .word 108f-100b |
| .word 109f-100b |
| .word 110f-100b |
| .word 111f-100b |
| .word 112f-100b |
| .word 113f-100b |
| .word 114f-100b |
| .word 115f-100b |
| .word 116f-100b |
| 116: //vext.u16 q12, q6, q7, #0 |
| //vext.u16 q13, q10, q11, #0 |
| vmlal.u16 q14, d12, d4[0] |
| vmlal.u16 q15, d13, d4[0] |
| vmlal.u16 q14, d20, d4[0] |
| vmlal.u16 q15, d21, d4[0] |
| 115: vext.u16 q12, q6, q7, #1 |
| vext.u16 q13, q9, q10, #7 |
| vmlal.u16 q14, d24, d3[3] |
| vmlal.u16 q15, d25, d3[3] |
| vmlal.u16 q14, d26, d3[3] |
| vmlal.u16 q15, d27, d3[3] |
| 114: vext.u16 q12, q6, q7, #2 |
| vext.u16 q13, q9, q10, #6 |
| vmlal.u16 q14, d24, d3[2] |
| vmlal.u16 q15, d25, d3[2] |
| vmlal.u16 q14, d26, d3[2] |
| vmlal.u16 q15, d27, d3[2] |
| 113: vext.u16 q12, q6, q7, #3 |
| vext.u16 q13, q9, q10, #5 |
| vmlal.u16 q14, d24, d3[1] |
| vmlal.u16 q15, d25, d3[1] |
| vmlal.u16 q14, d26, d3[1] |
| vmlal.u16 q15, d27, d3[1] |
| 112: //vext.u16 q12, q6, q7, #4 |
| //vext.u16 q13, q9, q10, #4 |
| vmlal.u16 q14, d13, d3[0] |
| vmlal.u16 q15, d14, d3[0] |
| vmlal.u16 q14, d19, d3[0] |
| vmlal.u16 q15, d20, d3[0] |
| 111: vext.u16 q12, q6, q7, #5 |
| vext.u16 q13, q9, q10, #3 |
| vmlal.u16 q14, d24, d2[3] |
| vmlal.u16 q15, d25, d2[3] |
| vmlal.u16 q14, d26, d2[3] |
| vmlal.u16 q15, d27, d2[3] |
| 110: vext.u16 q12, q6, q7, #6 |
| vext.u16 q13, q9, q10, #2 |
| vmlal.u16 q14, d24, d2[2] |
| vmlal.u16 q15, d25, d2[2] |
| vmlal.u16 q14, d26, d2[2] |
| vmlal.u16 q15, d27, d2[2] |
| 109: vext.u16 q12, q6, q7, #7 |
| vext.u16 q13, q9, q10, #1 |
| vmlal.u16 q14, d24, d2[1] |
| vmlal.u16 q15, d25, d2[1] |
| vmlal.u16 q14, d26, d2[1] |
| vmlal.u16 q15, d27, d2[1] |
| 108: //vext.u16 q12, q7, q8, #0 |
| //vext.u16 q13, q9, q10, #0 |
| vmlal.u16 q14, d14, d2[0] |
| vmlal.u16 q15, d15, d2[0] |
| vmlal.u16 q14, d18, d2[0] |
| vmlal.u16 q15, d19, d2[0] |
| 107: vext.u16 q12, q7, q8, #1 |
| vext.u16 q13, q8, q9, #7 |
| vmlal.u16 q14, d24, d1[3] |
| vmlal.u16 q15, d25, d1[3] |
| vmlal.u16 q14, d26, d1[3] |
| vmlal.u16 q15, d27, d1[3] |
| 106: vext.u16 q12, q7, q8, #2 |
| vext.u16 q13, q8, q9, #6 |
| vmlal.u16 q14, d24, d1[2] |
| vmlal.u16 q15, d25, d1[2] |
| vmlal.u16 q14, d26, d1[2] |
| vmlal.u16 q15, d27, d1[2] |
| 105: vext.u16 q12, q7, q8, #3 |
| vext.u16 q13, q8, q9, #5 |
| vmlal.u16 q14, d24, d1[1] |
| vmlal.u16 q15, d25, d1[1] |
| vmlal.u16 q14, d26, d1[1] |
| vmlal.u16 q15, d27, d1[1] |
| 104: //vext.u16 q12, q7, q8, #4 |
| //vext.u16 q13, q8, q9, #4 |
| vmlal.u16 q14, d15, d1[0] |
| vmlal.u16 q15, d16, d1[0] |
| vmlal.u16 q14, d17, d1[0] |
| vmlal.u16 q15, d18, d1[0] |
| 103: vext.u16 q12, q7, q8, #5 |
| vext.u16 q13, q8, q9, #3 |
| vmlal.u16 q14, d24, d0[3] |
| vmlal.u16 q15, d25, d0[3] |
| vmlal.u16 q14, d26, d0[3] |
| vmlal.u16 q15, d27, d0[3] |
| 102: vext.u16 q12, q7, q8, #6 |
| vext.u16 q13, q8, q9, #2 |
| vmlal.u16 q14, d24, d0[2] |
| vmlal.u16 q15, d25, d0[2] |
| vmlal.u16 q14, d26, d0[2] |
| vmlal.u16 q15, d27, d0[2] |
| 101: vext.u16 q12, q7, q8, #7 |
| vext.u16 q13, q8, q9, #1 |
| vmlal.u16 q14, d24, d0[1] |
| vmlal.u16 q15, d25, d0[1] |
| vmlal.u16 q14, d26, d0[1] |
| vmlal.u16 q15, d27, d0[1] |
| |
| vqrshrn.u32 d28, q14, #16 |
| vqrshrn.u32 d29, q15, #16 |
| vqrshrn.u16 d31, q14, #FRACTION_BITS |
| |
| vmov q6, q7 |
| vmov q7, q8 |
| vmov q8, q9 |
| vmov q9, q10 |
| vmov q10, q11 |
| .endm/*}}}*/ |
| |
| .macro hconv1_25/*{{{*/ |
| vext.u16 q12, q6, q7, #7 |
| vmull.u16 q14, d24, d0[0] |
| vmull.u16 q15, d25, d0[0] |
| |
| ldr r12, [pc, r5, LSL #2] |
| add pc, pc, r12 |
| bkpt |
| 100: .word 101f-100b |
| .word 102f-100b |
| .word 103f-100b |
| .word 104f-100b |
| .word 105f-100b |
| .word 106f-100b |
| .word 107f-100b |
| .word 108f-100b |
| .word 109f-100b |
| .word 110f-100b |
| .word 111f-100b |
| .word 112f-100b |
| .word 113f-100b |
| .word 114f-100b |
| .word 115f-100b |
| .word 116f-100b |
| .word 117f-100b |
| .word 118f-100b |
| .word 119f-100b |
| .word 120f-100b |
| .word 121f-100b |
| .word 122f-100b |
| .word 123f-100b |
| .word 124f-100b |
| .word 125f-100b |
| 125: vext.u16 q12, q3, q4, #6 |
| vext.u16 q13, q10, q11, #0 |
| vmlal.u16 q14, d24, d6[1] |
| vmlal.u16 q15, d25, d6[1] |
| vmlal.u16 q14, d26, d6[1] |
| vmlal.u16 q15, d27, d6[1] |
| 124: vext.u16 q12, q3, q4, #7 |
| vext.u16 q13, q9, q10, #7 |
| vmlal.u16 q14, d24, d6[0] |
| vmlal.u16 q15, d25, d6[0] |
| vmlal.u16 q14, d26, d6[0] |
| vmlal.u16 q15, d27, d6[0] |
| 123: vext.u16 q12, q4, q5, #0 |
| vext.u16 q13, q9, q10, #6 |
| vmlal.u16 q14, d24, d5[3] |
| vmlal.u16 q15, d25, d5[3] |
| vmlal.u16 q14, d26, d5[3] |
| vmlal.u16 q15, d27, d5[3] |
| 122: vext.u16 q12, q4, q5, #1 |
| vext.u16 q13, q9, q10, #5 |
| vmlal.u16 q14, d24, d5[2] |
| vmlal.u16 q15, d25, d5[2] |
| vmlal.u16 q14, d26, d5[2] |
| vmlal.u16 q15, d27, d5[2] |
| 121: vext.u16 q12, q4, q5, #2 |
| vext.u16 q13, q9, q10, #4 |
| vmlal.u16 q14, d24, d5[1] |
| vmlal.u16 q15, d25, d5[1] |
| vmlal.u16 q14, d26, d5[1] |
| vmlal.u16 q15, d27, d5[1] |
| 120: vext.u16 q12, q4, q5, #3 |
| vext.u16 q13, q9, q10, #3 |
| vmlal.u16 q14, d24, d5[0] |
| vmlal.u16 q15, d25, d5[0] |
| vmlal.u16 q14, d26, d5[0] |
| vmlal.u16 q15, d27, d5[0] |
| 119: vext.u16 q12, q4, q5, #4 |
| vext.u16 q13, q9, q10, #2 |
| vmlal.u16 q14, d24, d4[3] |
| vmlal.u16 q15, d25, d4[3] |
| vmlal.u16 q14, d26, d4[3] |
| vmlal.u16 q15, d27, d4[3] |
| 118: vext.u16 q12, q4, q5, #5 |
| vext.u16 q13, q9, q10, #1 |
| vmlal.u16 q14, d24, d4[2] |
| vmlal.u16 q15, d25, d4[2] |
| vmlal.u16 q14, d26, d4[2] |
| vmlal.u16 q15, d27, d4[2] |
| 117: vext.u16 q12, q4, q5, #6 |
| vext.u16 q13, q9, q10, #0 |
| vmlal.u16 q14, d24, d4[1] |
| vmlal.u16 q15, d25, d4[1] |
| vmlal.u16 q14, d26, d4[1] |
| vmlal.u16 q15, d27, d4[1] |
| 116: vext.u16 q12, q4, q5, #7 |
| vext.u16 q13, q8, q9, #7 |
| vmlal.u16 q14, d24, d4[0] |
| vmlal.u16 q15, d25, d4[0] |
| vmlal.u16 q14, d26, d4[0] |
| vmlal.u16 q15, d27, d4[0] |
| 115: vext.u16 q12, q5, q6, #0 |
| vext.u16 q13, q8, q9, #6 |
| vmlal.u16 q14, d24, d3[3] |
| vmlal.u16 q15, d25, d3[3] |
| vmlal.u16 q14, d26, d3[3] |
| vmlal.u16 q15, d27, d3[3] |
| 114: vext.u16 q12, q5, q6, #1 |
| vext.u16 q13, q8, q9, #5 |
| vmlal.u16 q14, d24, d3[2] |
| vmlal.u16 q15, d25, d3[2] |
| vmlal.u16 q14, d26, d3[2] |
| vmlal.u16 q15, d27, d3[2] |
| 113: vext.u16 q12, q5, q6, #2 |
| vext.u16 q13, q8, q9, #4 |
| vmlal.u16 q14, d24, d3[1] |
| vmlal.u16 q15, d25, d3[1] |
| vmlal.u16 q14, d26, d3[1] |
| vmlal.u16 q15, d27, d3[1] |
| 112: vext.u16 q12, q5, q6, #3 |
| vext.u16 q13, q8, q9, #3 |
| vmlal.u16 q14, d24, d3[0] |
| vmlal.u16 q15, d25, d3[0] |
| vmlal.u16 q14, d26, d3[0] |
| vmlal.u16 q15, d27, d3[0] |
| 111: vext.u16 q12, q5, q6, #4 |
| vext.u16 q13, q8, q9, #2 |
| vmlal.u16 q14, d24, d2[3] |
| vmlal.u16 q15, d25, d2[3] |
| vmlal.u16 q14, d26, d2[3] |
| vmlal.u16 q15, d27, d2[3] |
| 110: vext.u16 q12, q5, q6, #5 |
| vext.u16 q13, q8, q9, #1 |
| vmlal.u16 q14, d24, d2[2] |
| vmlal.u16 q15, d25, d2[2] |
| vmlal.u16 q14, d26, d2[2] |
| vmlal.u16 q15, d27, d2[2] |
| 109: vext.u16 q12, q5, q6, #6 |
| vext.u16 q13, q8, q9, #0 |
| vmlal.u16 q14, d24, d2[1] |
| vmlal.u16 q15, d25, d2[1] |
| vmlal.u16 q14, d26, d2[1] |
| vmlal.u16 q15, d27, d2[1] |
| 108: vext.u16 q12, q5, q6, #7 |
| vext.u16 q13, q7, q8, #7 |
| vmlal.u16 q14, d24, d2[0] |
| vmlal.u16 q15, d25, d2[0] |
| vmlal.u16 q14, d26, d2[0] |
| vmlal.u16 q15, d27, d2[0] |
| 107: vext.u16 q12, q6, q7, #0 |
| vext.u16 q13, q7, q8, #6 |
| vmlal.u16 q14, d24, d1[3] |
| vmlal.u16 q15, d25, d1[3] |
| vmlal.u16 q14, d26, d1[3] |
| vmlal.u16 q15, d27, d1[3] |
| 106: vext.u16 q12, q6, q7, #1 |
| vext.u16 q13, q7, q8, #5 |
| vmlal.u16 q14, d24, d1[2] |
| vmlal.u16 q15, d25, d1[2] |
| vmlal.u16 q14, d26, d1[2] |
| vmlal.u16 q15, d27, d1[2] |
| 105: vext.u16 q12, q6, q7, #2 |
| vext.u16 q13, q7, q8, #4 |
| vmlal.u16 q14, d24, d1[1] |
| vmlal.u16 q15, d25, d1[1] |
| vmlal.u16 q14, d26, d1[1] |
| vmlal.u16 q15, d27, d1[1] |
| 104: vext.u16 q12, q6, q7, #3 |
| vext.u16 q13, q7, q8, #3 |
| vmlal.u16 q14, d24, d1[0] |
| vmlal.u16 q15, d25, d1[0] |
| vmlal.u16 q14, d26, d1[0] |
| vmlal.u16 q15, d27, d1[0] |
| 103: vext.u16 q12, q6, q7, #4 |
| vext.u16 q13, q7, q8, #2 |
| vmlal.u16 q14, d24, d0[3] |
| vmlal.u16 q15, d25, d0[3] |
| vmlal.u16 q14, d26, d0[3] |
| vmlal.u16 q15, d27, d0[3] |
| 102: vext.u16 q12, q6, q7, #5 |
| vext.u16 q13, q7, q8, #1 |
| vmlal.u16 q14, d24, d0[2] |
| vmlal.u16 q15, d25, d0[2] |
| vmlal.u16 q14, d26, d0[2] |
| vmlal.u16 q15, d27, d0[2] |
| 101: vext.u16 q12, q6, q7, #6 |
| vext.u16 q13, q7, q8, #0 |
| vmlal.u16 q14, d24, d0[1] |
| vmlal.u16 q15, d25, d0[1] |
| vmlal.u16 q14, d26, d0[1] |
| vmlal.u16 q15, d27, d0[1] |
| |
| vqrshrn.u32 d28, q14, #16 |
| vqrshrn.u32 d29, q15, #16 |
| vqrshrn.u16 d31, q14, #FRACTION_BITS |
| |
| vmov d7, d9 |
| vmov q4, q5 |
| vmov q5, q6 |
| vmov q6, q7 |
| vmov q7, q8 |
| vmov q8, q9 |
| vmov q9, q10 |
| vmov q10, q11 |
| .endm/*}}}*/ |
| |
| #define TUNED_LIST4 6, 12 |
| .macro hconv4_6/*{{{*/ |
| vmull.u16 q14, d14, d0[0] |
| vmull.u16 q15, d15, d0[0] |
| |
| ldr r12, [pc, r5, LSL #2] |
| add pc, pc, r12 |
| bkpt |
| 100: .word 101f-100b |
| .word 102f-100b |
| .word 103f-100b |
| .word 104f-100b |
| .word 105f-100b |
| .word 106f-100b |
| 106: vmlal.u16 q14, d8, d1[2] |
| vmlal.u16 q15, d9, d1[2] |
| vmlal.u16 q14, d20, d1[2] |
| vmlal.u16 q15, d21, d1[2] |
| 105: vmlal.u16 q14, d9, d1[1] |
| vmlal.u16 q15, d10, d1[1] |
| vmlal.u16 q14, d19, d1[1] |
| vmlal.u16 q15, d20, d1[1] |
| 104: vmlal.u16 q14, d10, d1[0] |
| vmlal.u16 q15, d11, d1[0] |
| vmlal.u16 q14, d18, d1[0] |
| vmlal.u16 q15, d19, d1[0] |
| 103: vmlal.u16 q14, d11, d0[3] |
| vmlal.u16 q15, d12, d0[3] |
| vmlal.u16 q14, d17, d0[3] |
| vmlal.u16 q15, d18, d0[3] |
| 102: vmlal.u16 q14, d12, d0[2] |
| vmlal.u16 q15, d13, d0[2] |
| vmlal.u16 q14, d16, d0[2] |
| vmlal.u16 q15, d17, d0[2] |
| 101: vmlal.u16 q14, d13, d0[1] |
| vmlal.u16 q15, d14, d0[1] |
| vmlal.u16 q14, d15, d0[1] |
| vmlal.u16 q15, d16, d0[1] |
| |
| vqrshrn.u32 d28, q14, #16 |
| vqrshrn.u32 d29, q15, #16 |
| vqrshrn.u16 d31, q14, #FRACTION_BITS |
| |
| vmov q4, q5 |
| vmov q5, q6 |
| vmov q6, q7 |
| vmov q7, q8 |
| vmov q8, q9 |
| vmov q9, q10 |
| vmov q10, q11 |
| .endm/*}}}*/ |
| |
| .macro hconv4_12/*{{{*/ |
| vmull.u16 q14, d8, d0[0] |
| vmull.u16 q15, d9, d0[0] |
| |
| ldr r12, [pc, r5, LSL #2] |
| add pc, pc, r12 |
| bkpt |
| 100: .word 101f-100b |
| .word 102f-100b |
| .word 103f-100b |
| .word 104f-100b |
| .word 105f-100b |
| .word 106f-100b |
| .word 107f-100b |
| .word 108f-100b |
| .word 109f-100b |
| .word 110f-100b |
| .word 111f-100b |
| .word 112f-100b |
| 112: add r12, r9, #0x1a0 |
| bic r12, r12, #0x200 |
| vld1.u16 {d24,d25}, [r12:128] |
| vmlal.u16 q14, d24, d3[0] |
| vmlal.u16 q15, d25, d3[0] |
| vmlal.u16 q14, d20, d3[0] |
| vmlal.u16 q15, d21, d3[0] |
| 111: add r12, r9, #0x1a8 |
| bic r12, r12, #0x200 |
| vld1.u16 {d24}, [r12:64]! |
| bic r12, r12, #0x200 |
| vld1.u16 {d25}, [r12:64] |
| vmlal.u16 q14, d24, d2[3] |
| vmlal.u16 q15, d25, d2[3] |
| vmlal.u16 q14, d19, d2[3] |
| vmlal.u16 q15, d20, d2[3] |
| 110: add r12, r9, #0x1b0 |
| bic r12, r12, #0x200 |
| vld1.u16 {d24,d25}, [r12:128] |
| vmlal.u16 q14, d24, d2[2] |
| vmlal.u16 q15, d25, d2[2] |
| vmlal.u16 q14, d18, d2[2] |
| vmlal.u16 q15, d19, d2[2] |
| 109: add r12, r9, #0x1b8 |
| bic r12, r12, #0x200 |
| vld1.u16 {d24}, [r12:64]! |
| bic r12, r12, #0x200 |
| vld1.u16 {d25}, [r12:64] |
| vmlal.u16 q14, d24, d2[1] |
| vmlal.u16 q15, d25, d2[1] |
| vmlal.u16 q14, d17, d2[1] |
| vmlal.u16 q15, d18, d2[1] |
| 108: add r12, r9, #0x1c0 |
| bic r12, r12, #0x200 |
| vld1.u16 {d24,d25}, [r12:128] |
| vmlal.u16 q14, d24, d2[0] |
| vmlal.u16 q15, d25, d2[0] |
| vmlal.u16 q14, d16, d2[0] |
| vmlal.u16 q15, d17, d2[0] |
| 107: add r12, r9, #0x1c8 |
| bic r12, r12, #0x200 |
| vld1.u16 {d24}, [r12:64]! |
| bic r12, r12, #0x200 |
| vld1.u16 {d25}, [r12:64] |
| vmlal.u16 q14, d24, d1[3] |
| vmlal.u16 q15, d25, d1[3] |
| vmlal.u16 q14, d15, d1[3] |
| vmlal.u16 q15, d16, d1[3] |
| 106: add r12, r9, #0x1d0 |
| bic r12, r12, #0x200 |
| vld1.u16 {d24,d25}, [r12:128] |
| vmlal.u16 q14, d24, d1[2] |
| vmlal.u16 q15, d25, d1[2] |
| vmlal.u16 q14, d14, d1[2] |
| vmlal.u16 q15, d15, d1[2] |
| 105: add r12, r9, #0x1d8 |
| bic r12, r12, #0x200 |
| vld1.u16 {d24}, [r12:64]! |
| bic r12, r12, #0x200 |
| vld1.u16 {d25}, [r12:64] |
| vmlal.u16 q14, d24, d1[1] |
| vmlal.u16 q15, d25, d1[1] |
| vmlal.u16 q14, d13, d1[1] |
| vmlal.u16 q15, d14, d1[1] |
| 104: add r12, r9, #0x1e0 |
| bic r12, r12, #0x200 |
| vld1.u16 {d24,d25}, [r12:128] |
| vmlal.u16 q14, d24, d1[0] |
| vmlal.u16 q15, d25, d1[0] |
| vmlal.u16 q14, d12, d1[0] |
| vmlal.u16 q15, d13, d1[0] |
| 103: add r12, r9, #0x1e8 |
| bic r12, r12, #0x200 |
| vld1.u16 {d24}, [r12:64]! |
| bic r12, r12, #0x200 |
| vld1.u16 {d25}, [r12:64] |
| vmlal.u16 q14, d24, d0[3] |
| vmlal.u16 q15, d25, d0[3] |
| vmlal.u16 q14, d11, d0[3] |
| vmlal.u16 q15, d12, d0[3] |
| 102: add r12, r9, #0x1f0 |
| bic r12, r12, #0x200 |
| vld1.u16 {d24,d25}, [r12:128] |
| vmlal.u16 q14, d24, d0[2] |
| vmlal.u16 q15, d25, d0[2] |
| vmlal.u16 q14, d10, d0[2] |
| vmlal.u16 q15, d11, d0[2] |
| 101: add r12, r9, #0x1f8 |
| bic r12, r12, #0x200 |
| vld1.u16 {d24}, [r12:64] |
| vmlal.u16 q14, d24, d0[1] |
| vmlal.u16 q15, d8, d0[1] |
| vmlal.u16 q14, d9, d0[1] |
| vmlal.u16 q15, d10, d0[1] |
| |
| vqrshrn.u32 d28, q14, #16 |
| vqrshrn.u32 d29, q15, #16 |
| vqrshrn.u16 d31, q14, #FRACTION_BITS |
| |
| vst1.u8 {q4}, [r9:128]! |
| bic r9, r9, #0x200 |
| vmov q4, q5 |
| vmov q5, q6 |
| vmov q6, q7 |
| vmov q7, q8 |
| vmov q8, q9 |
| vmov q9, q10 |
| vmov q10, q11 |
| .endm/*}}}*/ |
| |
| .macro hconv4_25/*{{{*/ |
| add r12, r9, #0x198 |
| bic r12, r12, #0x200 |
| vld1.u16 {d24}, [r12:64]! |
| bic r12, r12, #0x200 |
| vld1.u16 {d25}, [r12:64] |
| vmull.u16 q14, d24, d0[0] |
| vmull.u16 q15, d25, d0[0] |
| |
| ldr r12, [pc, r5, LSL #2] |
| add pc, pc, r12 |
| bkpt |
| 100: .word 101f-100b |
| .word 102f-100b |
| .word 103f-100b |
| .word 104f-100b |
| .word 105f-100b |
| .word 106f-100b |
| .word 107f-100b |
| .word 108f-100b |
| .word 109f-100b |
| .word 110f-100b |
| .word 111f-100b |
| .word 112f-100b |
| .word 113f-100b |
| .word 114f-100b |
| .word 115f-100b |
| .word 116f-100b |
| .word 117f-100b |
| .word 118f-100b |
| .word 119f-100b |
| .word 120f-100b |
| .word 121f-100b |
| .word 122f-100b |
| .word 123f-100b |
| .word 124f-100b |
| .word 125f-100b |
| 125: add r12, r9, #0x0d0 |
| bic r12, r12, #0x200 |
| vld1.u16 {d24,d25}, [r12:128] |
| vmlal.u16 q14, d24, d6[1] |
| vmlal.u16 q15, d25, d6[1] |
| vmlal.u16 q14, d20, d6[1] |
| vmlal.u16 q15, d21, d6[1] |
| 124: add r12, r9, #0x0d8 |
| bic r12, r12, #0x200 |
| vld1.u16 {d24}, [r12:64]! |
| bic r12, r12, #0x200 |
| vld1.u16 {d25}, [r12] |
| vmlal.u16 q14, d24, d6[0] |
| vmlal.u16 q15, d25, d6[0] |
| vmlal.u16 q14, d19, d6[0] |
| vmlal.u16 q15, d20, d6[0] |
| 123: add r12, r9, #0x0e0 |
| bic r12, r12, #0x200 |
| vld1.u16 {d24,d25}, [r12:128] |
| vmlal.u16 q14, d24, d5[3] |
| vmlal.u16 q15, d25, d5[3] |
| vmlal.u16 q14, d18, d5[3] |
| vmlal.u16 q15, d19, d5[3] |
| 122: add r12, r9, #0x0e8 |
| bic r12, r12, #0x200 |
| vld1.u16 {d24}, [r12:64]! |
| bic r12, r12, #0x200 |
| vld1.u16 {d25}, [r12] |
| vmlal.u16 q14, d24, d5[2] |
| vmlal.u16 q15, d25, d5[2] |
| vmlal.u16 q14, d17, d5[2] |
| vmlal.u16 q15, d18, d5[2] |
| 121: add r12, r9, #0x0f0 |
| bic r12, r12, #0x200 |
| vld1.u16 {d24,d25}, [r12:128] |
| vmlal.u16 q14, d24, d5[1] |
| vmlal.u16 q15, d25, d5[1] |
| vmlal.u16 q14, d16, d5[1] |
| vmlal.u16 q15, d17, d5[1] |
| 120: add r12, r9, #0x0f8 |
| bic r12, r12, #0x200 |
| vld1.u16 {d24}, [r12:64]! |
| bic r12, r12, #0x200 |
| vld1.u16 {d25}, [r12] |
| vmlal.u16 q14, d24, d5[0] |
| vmlal.u16 q15, d25, d5[0] |
| vmlal.u16 q14, d15, d5[0] |
| vmlal.u16 q15, d16, d5[0] |
| 119: add r12, r9, #0x100 |
| bic r12, r12, #0x200 |
| vld1.u16 {d24,d25}, [r12:128] |
| vmlal.u16 q14, d24, d4[3] |
| vmlal.u16 q15, d25, d4[3] |
| vmlal.u16 q14, d14, d4[3] |
| vmlal.u16 q15, d15, d4[3] |
| 118: add r12, r9, #0x108 |
| bic r12, r12, #0x200 |
| vld1.u16 {d24}, [r12:64]! |
| bic r12, r12, #0x200 |
| vld1.u16 {d25}, [r12] |
| vmlal.u16 q14, d24, d4[2] |
| vmlal.u16 q15, d25, d4[2] |
| vmlal.u16 q14, d13, d4[2] |
| vmlal.u16 q15, d14, d4[2] |
| 117: add r12, r9, #0x110 |
| bic r12, r12, #0x200 |
| vld1.u16 {d24,d25}, [r12:128] |
| vmlal.u16 q14, d24, d4[1] |
| vmlal.u16 q15, d25, d4[1] |
| vmlal.u16 q14, d12, d4[1] |
| vmlal.u16 q15, d13, d4[1] |
| 116: add r12, r9, #0x118 |
| bic r12, r12, #0x200 |
| vld1.u16 {d24}, [r12:64]! |
| bic r12, r12, #0x200 |
| vld1.u16 {d25}, [r12] |
| vmlal.u16 q14, d24, d4[0] |
| vmlal.u16 q15, d25, d4[0] |
| vmlal.u16 q14, d11, d4[0] |
| vmlal.u16 q15, d12, d4[0] |
| 115: add r12, r9, #0x120 |
| bic r12, r12, #0x200 |
| vld1.u16 {d24,d25}, [r12:128] |
| vmlal.u16 q14, d24, d3[3] |
| vmlal.u16 q15, d25, d3[3] |
| vmlal.u16 q14, d10, d3[3] |
| vmlal.u16 q15, d11, d3[3] |
| 114: add r12, r9, #0x128 |
| bic r12, r12, #0x200 |
| vld1.u16 {d24}, [r12:64]! |
| bic r12, r12, #0x200 |
| vld1.u16 {d25}, [r12] |
| vmlal.u16 q14, d24, d3[2] |
| vmlal.u16 q15, d25, d3[2] |
| vmlal.u16 q14, d9, d3[2] |
| vmlal.u16 q15, d10, d3[2] |
| 113: add r12, r9, #0x130 |
| bic r12, r12, #0x200 |
| vld1.u16 {d24,d25}, [r12:128] |
| vmlal.u16 q14, d24, d3[1] |
| vmlal.u16 q15, d25, d3[1] |
| vmlal.u16 q14, d8, d3[1] |
| vmlal.u16 q15, d9, d3[1] |
| 112: add r12, r9, #0x138 |
| bic r12, r12, #0x200 |
| vld1.u16 {d24}, [r12:64]! |
| bic r12, r12, #0x200 |
| vld1.u16 {d25}, [r12] |
| add r12, r9, #0x1f8 |
| bic r12, r12, #0x200 |
| vld1.u16 {d26}, [r12:64] |
| vmlal.u16 q14, d24, d3[0] |
| vmlal.u16 q15, d25, d3[0] |
| vmlal.u16 q14, d26, d3[0] @ Could be d7, without the load, right? |
| vmlal.u16 q15, d8, d3[0] |
| 111: add r12, r9, #0x140 |
| bic r12, r12, #0x200 |
| vld1.u16 {d24,d25}, [r12:128] |
| add r12, r9, #0x1f0 |
| bic r12, r12, #0x200 |
| vld1.u16 {d26,d27}, [r12:128] |
| vmlal.u16 q14, d24, d2[3] |
| vmlal.u16 q15, d25, d2[3] |
| vmlal.u16 q14, d26, d2[3] |
| vmlal.u16 q15, d27, d2[3] |
| 110: add r12, r9, #0x148 |
| bic r12, r12, #0x200 |
| vld1.u16 {d24}, [r12:64]! |
| bic r12, r12, #0x200 |
| vld1.u16 {d25}, [r12] |
| add r12, r9, #0x1e8 |
| bic r12, r12, #0x200 |
| vld1.u16 {d26}, [r12:64]! |
| bic r12, r12, #0x200 |
| vld1.u16 {d27}, [r12:64] |
| vmlal.u16 q14, d24, d2[2] |
| vmlal.u16 q15, d25, d2[2] |
| vmlal.u16 q14, d26, d2[2] |
| vmlal.u16 q15, d27, d2[2] |
| 109: add r12, r9, #0x150 |
| bic r12, r12, #0x200 |
| vld1.u16 {d24,d25}, [r12:128] |
| add r12, r9, #0x1e0 |
| bic r12, r12, #0x200 |
| vld1.u16 {d26,d27}, [r12:128] |
| vmlal.u16 q14, d24, d2[1] |
| vmlal.u16 q15, d25, d2[1] |
| vmlal.u16 q14, d26, d2[1] |
| vmlal.u16 q15, d27, d2[1] |
| 108: add r12, r9, #0x158 |
| bic r12, r12, #0x200 |
| vld1.u16 {d24}, [r12:64]! |
| bic r12, r12, #0x200 |
| vld1.u16 {d25}, [r12] |
| add r12, r9, #0x1d8 |
| bic r12, r12, #0x200 |
| vld1.u16 {d26}, [r12:64]! |
| bic r12, r12, #0x200 |
| vld1.u16 {d27}, [r12:64] |
| vmlal.u16 q14, d24, d2[0] |
| vmlal.u16 q15, d25, d2[0] |
| vmlal.u16 q14, d26, d2[0] |
| vmlal.u16 q15, d27, d2[0] |
| 107: add r12, r9, #0x160 |
| bic r12, r12, #0x200 |
| vld1.u16 {d24,d25}, [r12:128] |
| add r12, r9, #0x1d0 |
| bic r12, r12, #0x200 |
| vld1.u16 {d26,d27}, [r12:128] |
| vmlal.u16 q14, d24, d1[3] |
| vmlal.u16 q15, d25, d1[3] |
| vmlal.u16 q14, d26, d1[3] |
| vmlal.u16 q15, d27, d1[3] |
| 106: add r12, r9, #0x168 |
| bic r12, r12, #0x200 |
| vld1.u16 {d24}, [r12:64]! |
| bic r12, r12, #0x200 |
| vld1.u16 {d25}, [r12] |
| add r12, r9, #0x1c8 |
| bic r12, r12, #0x200 |
| vld1.u16 {d26}, [r12:64]! |
| bic r12, r12, #0x200 |
| vld1.u16 {d27}, [r12:64] |
| vmlal.u16 q14, d24, d1[2] |
| vmlal.u16 q15, d25, d1[2] |
| vmlal.u16 q14, d26, d1[2] |
| vmlal.u16 q15, d27, d1[2] |
| 105: add r12, r9, #0x170 |
| bic r12, r12, #0x200 |
| vld1.u16 {d24,d25}, [r12:128] |
| add r12, r9, #0x1c0 |
| bic r12, r12, #0x200 |
| vld1.u16 {d26,d27}, [r12:128] |
| vmlal.u16 q14, d24, d1[1] |
| vmlal.u16 q15, d25, d1[1] |
| vmlal.u16 q14, d26, d1[1] |
| vmlal.u16 q15, d27, d1[1] |
| 104: add r12, r9, #0x178 |
| bic r12, r12, #0x200 |
| vld1.u16 {d24}, [r12:64]! |
| bic r12, r12, #0x200 |
| vld1.u16 {d25}, [r12] |
| add r12, r9, #0x1b8 |
| bic r12, r12, #0x200 |
| vld1.u16 {d26}, [r12:64]! |
| bic r12, r12, #0x200 |
| vld1.u16 {d27}, [r12:64] |
| vmlal.u16 q14, d24, d1[0] |
| vmlal.u16 q15, d25, d1[0] |
| vmlal.u16 q14, d26, d1[0] |
| vmlal.u16 q15, d27, d1[0] |
| 103: add r12, r9, #0x180 |
| bic r12, r12, #0x200 |
| vld1.u16 {d24,d25}, [r12:128] |
| add r12, r9, #0x1b0 |
| bic r12, r12, #0x200 |
| vld1.u16 {d26,d27}, [r12:128] |
| vmlal.u16 q14, d24, d0[3] |
| vmlal.u16 q15, d25, d0[3] |
| vmlal.u16 q14, d26, d0[3] |
| vmlal.u16 q15, d27, d0[3] |
| 102: add r12, r9, #0x188 |
| bic r12, r12, #0x200 |
| vld1.u16 {d24}, [r12:64]! |
| bic r12, r12, #0x200 |
| vld1.u16 {d25}, [r12] |
| add r12, r9, #0x1a8 |
| bic r12, r12, #0x200 |
| vld1.u16 {d26}, [r12:64]! |
| bic r12, r12, #0x200 |
| vld1.u16 {d27}, [r12:64] |
| vmlal.u16 q14, d24, d0[2] |
| vmlal.u16 q15, d25, d0[2] |
| vmlal.u16 q14, d26, d0[2] |
| vmlal.u16 q15, d27, d0[2] |
| 101: add r12, r9, #0x190 |
| bic r12, r12, #0x200 |
| vld1.u16 {d24,d25}, [r12:128]! |
| bic r12, r12, #0x200 |
| vld1.u16 {d26,d27}, [r12:128] |
| vmlal.u16 q14, d24, d0[1] |
| vmlal.u16 q15, d25, d0[1] |
| vmlal.u16 q14, d26, d0[1] |
| vmlal.u16 q15, d27, d0[1] |
| |
| vqrshrn.u32 d28, q14, #16 |
| vqrshrn.u32 d29, q15, #16 |
| vqrshrn.u16 d31, q14, #FRACTION_BITS |
| |
| vst1.u8 {q4}, [r9:128]! |
| bic r9, r9, #0x200 |
| vmov q4, q5 |
| vmov q5, q6 |
| vmov q6, q7 |
| vmov q7, q8 |
| vmov q8, q9 |
| vmov q9, q10 |
| vmov q10, q11 |
| .endm/*}}}*/ |
| |
| /* Dedicated function wrapper for the fetch macro, for the cases where |
| * performance isn't that important, to keep code size down. |
| */ |
| PRIVATE(fetch_generic_asm) |
| push {r10,r11} |
| fetch |
| pop {r10,r11} |
| bx lr |
| END(fetch_generic_asm) |
| |
| /* Given values in q10 and q11, and an index in r11, sweep the (r11&15)th value |
| * across to fill the rest of the register pair. Used for filling the right |
| * hand edge of the window when starting too close to the right hand edge of |
| * the image. |
| * Also returns a dup-ed copy of the last element in q12 for the tail-fill |
| * case (this happens incidentally in common path, but must be done |
| * deliberately in the fast-out path). |
| */ |
| PRIVATE(prefetch_clampright1) |
| ands r12, r11, #15 |
| beq 1f |
| sub r12, r12, #1 |
| sub sp, sp, #64 |
| vst1.u16 {q10,q11}, [sp] |
| add r12, sp, r12, LSL #1 |
| vld1.u16 {d24[]}, [r12] |
| vld1.u16 {d25[]}, [r12] |
| vst1.u16 {q12}, [r12]! |
| vst1.u16 {q12}, [r12] |
| vld1.u16 {q10,q11}, [sp] |
| add sp, sp, #64 |
| bx lr |
| 1: vdup.u16 q12, d23[3] |
| bx lr |
| END(prefetch_clampright1) |
| |
| PRIVATE(prefetch_clampright4) |
| ands r12, r11, #15 |
| beq 1f |
| sub r12, r12, #4 |
| sub sp, sp, #64 |
| vst1.u16 {q10,q11}, [sp] |
| add r12, sp, r12, LSL #1 |
| vld1.u64 {d24}, [r12] |
| vld1.u64 {d25}, [r12] |
| vst1.u16 {q12}, [r12]! |
| vst1.u16 {q12}, [r12] |
| vld1.u16 {q10,q11}, [sp] |
| add sp, sp, #64 |
| bx lr |
| 1: vmov.u16 d24, d23 |
| vmov.u16 d25, d23 |
| bx lr |
| END(prefetch_clampright4) |
| |
| |
| /* Helpers for prefetch, below. |
| */ |
| .macro prefetch_out qa, qb, store, qsa, qsb, qsb_hi |
| .if \store > 0 |
| .ifc \qsa,\qsb |
| vst1.u16 {\qsa}, [r9:128]! |
| vst1.u16 {\qsb}, [r9:128]! |
| .else |
| vst1.u16 {\qsa,\qsb}, [r9:256]! |
| .endif |
| .elseif \store == 0 |
| vmov.u16 \qa, \qsa |
| vmov.u16 \qb, \qsb |
| .else |
| vmov.u16 \qb, \qsb_hi |
| .endif |
| .endm |
| |
| .macro prefetch_one qa, qb, rem, c, store=0, step=1 |
| .set i, (need - 16) - \rem |
| .if i >= 0 |
| 1: cmp r10, #i+16 |
| blo 2f |
| prefetch_out \qa, \qb, \store, q9, q9, d19 |
| b 1f |
| 2: cmp r11, #i+16 |
| bls 3f |
| prefetch_out \qa, \qb, \store, q10, q11, d23 |
| bl fetch_generic_asm |
| b 2f |
| 3: bl prefetch_clampright\step |
| prefetch_out \qa, \qb, \store, q10, q11, d23 |
| 4: b 4f+4 |
| @q12 contains pad word from prefetch_clampright call |
| prefetch_out \qa, \qb, \store, q12, q12, d25 |
| .if \rem > 0 |
| b 4f+4 |
| .else |
| 1: |
| 2: |
| 3: |
| 4: nop |
| .endif |
| .endif |
| .endm |
| |
| /* Fill the convolution window with context data. The aim here is to load |
| * exactly rlf + rrt columns, and in the main loop to read as many columns as |
| * will be written. This is complicated by the need to handle cases when the |
| * input starts very close to the left or right (or both) edges of the image, |
| * and where these do not fall on 16-byte boundaries. |
| * |
| * Input: |
| * r1 -- src |
| * r2 -- pitch |
| * r3 -- count |
| * r4 -- inlen |
| * r5 -- r |
| * r6 -- rup |
| * r7 -- rdn |
| * r8 -- rlf |
| * r9 -- buffer (if needed) |
| * Output: |
| * r1 += rlf + min(count, rrt) |
| * Modifies: |
| * r10 -- fill start index in the window |
| * r11 -- fill stop index in the window |
| * r12 -- scratch |
| */ |
| .macro prefetch step=1, max_r=25 |
| .set need, ((\max_r + \max_r) * \step + 15) & ~15 |
| .if \step == 1 |
| rsb r10, r8, #need - (\max_r * \step) |
| .else |
| mov r10, r8, LSL #2 |
| rsb r10, r10, #need - (\max_r * \step) |
| .endif |
| add r11, r10, r4 |
| cmp r11, #need |
| movhi r11, #need |
| |
| bl fetch_generic_asm |
| .if \step == 1 |
| vdup.u16 q9, d20[0] |
| .else |
| vmov.u16 d18, d20 |
| vmov.u16 d19, d20 |
| .endif |
| ands r12, r10, #15 |
| beq 2f |
| sub sp, sp, #32 |
| vst1.u16 {q10,q11}, [sp] |
| sub r12, sp, r12, LSL #1 |
| sub sp, sp, #16 |
| vst1.u16 {q9}, [sp] |
| sub sp, sp, #16 |
| vst1.u16 {q9}, [sp] |
| vld1.u16 {q10,q11}, [r12] |
| add sp, sp, #64 |
| sub r1, r1, r10 |
| bic r10, r10, #15 |
| add r1, r1, r10 |
| 2: |
| .if \step > 1 |
| /* it's only in the uchar2 and uchar4 cases where the register file |
| * is insufficient (given MAX_R <= 25). |
| */ |
| prefetch_one xx, xx, 192, c=\max_r, step=\step, store=1 |
| prefetch_one xx, xx, 176, c=\max_r, step=\step, store=1 |
| prefetch_one xx, xx, 160, c=\max_r, step=\step, store=1 |
| prefetch_one xx, xx, 144, c=\max_r, step=\step, store=1 |
| prefetch_one xx, xx, 128, c=\max_r, step=\step, store=1 |
| prefetch_one xx, xx, 112, c=\max_r, step=\step, store=1 |
| prefetch_one xx, xx, 96, c=\max_r, step=\step, store=1 |
| prefetch_one xx, xx, 80, c=\max_r, step=\step, store=1 |
| prefetch_one xx, xx, 64, c=\max_r, step=\step, store=1 |
| prefetch_one xx, xx, 48, c=\max_r, step=\step, store=1 |
| .else |
| /* q3 normally contains the coefficient table, but it's not fully |
| * used. In the uchar1, r=25 case the other half of q3 is used for |
| * the last two window taps to avoid falling out to memory. |
| */ |
| prefetch_one xx, d7, 48, c=\max_r, step=\step, store=-1 |
| .endif |
| prefetch_one q4, q5, 32, c=\max_r, step=\step, store=0 |
| prefetch_one q6, q7, 16, c=\max_r, step=\step, store=0 |
| prefetch_one q8, q9, 0, c=\max_r, step=\step, store=0 |
| |
| .if \step == 1 |
| add r10, r8, #\max_r * \step |
| .else |
| mov r10, r8, LSL #2 |
| add r10, r10, #\max_r * \step |
| .endif |
| subs r4, r4, r10 |
| movlo r4, #0 |
| .endm |
| |
| /* The main loop. |
| * |
| * Input: |
| * r0 = dst |
| * r1 = src |
| * r2 = pitch |
| * r3 = count |
| * r4 = inlen |
| * r5 = r |
| * r6 = rup |
| * r7 = rdn |
| * r9 = buffer |
| * Modifies |
| * r8 = fetch code pointer |
| */ |
| .macro mainloop core, step=1, max_r=25, labelc="", labelnc="" |
| ldr r8, 3f |
| 1: add r8, r8, pc |
| sub r8, r5, LSL #5 |
| sub r8, r5, LSL #4 |
| cmp r5, r6 |
| cmpeq r5, r7 |
| beq 5f |
| |
| /* if (r != rup || r != rdn) then the address-clamping table should |
| * be used rather than the short-cut version. |
| */ |
| ldr r8, 3f+4 |
| 2: add r8, r8, pc |
| sub r8, r5, LSL #6 |
| b 5f |
| .align 3 |
| 3: .word \labelnc-1b-8 |
| .word \labelc-2b-8 |
| .align 4 |
| 3: fetch max_r=\max_r, labelc=\labelc, labelnc=\labelnc, reg=r8 |
| |
| /* For each call to fetch two are made to \core. It would be |
| * preferable to have twice the work done in \core, but the |
| * register file is too small for this to be straightforward. |
| */ |
| \core |
| vst1.u8 {d31}, [r0]! |
| \core |
| vst1.u8 {d31}, [r0]! |
| |
| sub r3, r3, #16 |
| 5: subs r4, r4, #16 |
| bhs 3b |
| adds r4, r4, #16 |
| bne 1f |
| .if \step==1 |
| vdup.u16 q10, d19[3] |
| vdup.u16 q11, d19[3] |
| .else |
| vmov.u64 d20, d19 |
| vmov.u64 d21, d19 |
| vmov.u64 d22, d19 |
| vmov.u64 d23, d19 |
| .endif |
| b 4f |
| |
| 1: sub r1, r1, #16 |
| add r1, r1, r4 |
| bl fetch_generic_asm |
| |
| .if \step==1 |
| vdup.u16 q12, d23[3] |
| .else |
| vmov.u64 d24, d23 |
| vmov.u64 d25, d23 |
| .endif |
| rsb r4, r4, #0 |
| tst r4, #8 |
| beq 1f |
| vmov q10, q11 |
| vmov q11, q12 |
| 1: tst r4, #4 |
| beq 1f |
| vext.u16 q10, q10, q11, #4 |
| vext.u16 q11, q11, q12, #4 |
| 1: tst r4, #2 |
| beq 1f |
| vext.u16 q10, q10, q11, #2 |
| vext.u16 q11, q11, q12, #2 |
| 1: tst r4, #1 |
| beq 4f |
| vext.u16 q10, q10, q11, #1 |
| vext.u16 q11, q11, q12, #1 |
| 4: cmp r3, #0 |
| beq 5f |
| 3: \core |
| .if \step==1 |
| vdup.u16 q11, d23[3] |
| .else |
| vmov.u64 d22, d23 |
| .endif |
| subs r3, r3, #8 |
| blo 4f |
| vst1.u8 {d31}, [r0]! |
| beq 5f |
| b 3b |
| 4: tst r3, #4 |
| beq 1f |
| vst1.u32 {d31[0]}, [r0]! |
| vext.u8 d31, d31, d31, #4 |
| 1: tst r3, #2 |
| beq 1f |
| vst1.u16 {d31[0]}, [r0]! |
| vext.u8 d31, d31, d31, #2 |
| 1: tst r3, #1 |
| beq 5f |
| vst1.u8 {d31[0]}, [r0]! |
| vext.u8 d31, d31, d31, #1 |
| 5: nop |
| .endm |
| |
| .irep r, TUNED_LIST1, 25 |
| PRIVATE(convolve1_\r) |
| push {r12,lr} |
| |
| sub r1, r1, r8 |
| |
| prefetch step=1, max_r=\r |
| |
| mainloop core=hconv1_\r, step=1, max_r=\r, labelc=.Lcnv1_\r, labelnc=.Lcnvnc1_\r |
| |
| pop {r12,pc} |
| END(convolve1_\r) |
| .endr |
| |
| .irep r, TUNED_LIST4, 25 |
| PRIVATE(convolve4_\r) |
| sub r12, sp, #0x200 |
| bic r9, r12, #0x3fc |
| mov sp, r9 |
| push {r12,lr} |
| |
| /* r9 now points to a buffer on the stack whose address has the low |
| * 10 bits clear. This allows easy address calculation in the |
| * wrap-around cases. |
| */ |
| |
| sub r1, r1, r8, LSL #2 |
| |
| prefetch step=4, max_r=\r |
| |
| mainloop core=hconv4_\r, step=4, max_r=\r, labelc=.Lcnv4_\r, labelnc=.Lcnvnc4_\r |
| |
| pop {r12,lr} |
| add sp, r12, #0x200 |
| bx lr |
| END(convolve4_\r) |
| .endr |
| |
| /* void rsdIntrinsicBlurU1_K( |
| * void *out, // r0 |
| * void *in, // r1 |
| * size_t w, // r2 |
| * size_t h, // r3 |
| * size_t p, // [sp] |
| * size_t x, // [sp,#4] |
| * size_t y, // [sp,#8] |
| * size_t count, // [sp,#12] |
| * size_t r, // [sp,#16] |
| * uint16_t *tab); // [sp,#20] |
| */ |
| ENTRY(rsdIntrinsicBlurU1_K) |
| push {r4,r5,r6,r7,r8,r9,r10,r11,r12,lr} |
| vpush {d8-d15} |
| ldr r5, [sp,#120] |
| ldr r8, [sp,#108] |
| ldr r6, [sp,#112] |
| sub r9, r2, r8 |
| sub r7, r3, r6 |
| ldr r2, [sp,#104] |
| ldr r3, [sp,#116] |
| sub r9, r9, r3 |
| sub r7, r7, #1 |
| |
| ldr r12, [sp,#124] |
| |
| add r1, r1, r8 |
| |
| cmp r6, r5 |
| movhi r6, r5 |
| cmp r7, r5 |
| movhi r7, r5 |
| cmp r8, r5 |
| movhi r8, r5 |
| cmp r9, r5 |
| movhi r9, r5 |
| |
| add r4, r8, r9 |
| add r4, r4, r3 |
| |
| vld1.u16 {d0,d1,d2,d3}, [r12]! |
| vld1.u16 {d4,d5,d6}, [r12]! |
| |
| adr lr, 1f |
| .irep r, TUNED_LIST1 |
| cmp r5, #\r |
| bls convolve1_\r |
| .endr |
| b convolve1_25 |
| |
| 1: vpop {d8-d15} |
| pop {r4,r5,r6,r7,r8,r9,r10,r11,r12,pc} |
| END(rsdIntrinsicBlurU1_K) |
| |
| /* void rsdIntrinsicBlurU4_K( |
| * void *out, // r0 |
| * void *in, // r1 |
| * size_t w, // r2 |
| * size_t h, // r3 |
| * size_t p, // [sp] |
| * size_t x, // [sp,#4] |
| * size_t y, // [sp,#8] |
| * size_t count, // [sp,#12] |
| * size_t r, // [sp,#16] |
| * uint16_t *tab); // [sp,#20] |
| */ |
| ENTRY(rsdIntrinsicBlurU4_K) |
| push {r4,r5,r6,r7,r8,r9,r10,r11,r12,lr} |
| vpush {d8-d15} |
| ldr r5, [sp,#120] |
| ldr r8, [sp,#108] |
| ldr r6, [sp,#112] |
| sub r9, r2, r8 |
| sub r7, r3, r6 |
| ldr r2, [sp,#104] |
| ldr r3, [sp,#116] |
| sub r9, r9, r3 |
| sub r7, r7, #1 |
| |
| ldr r12, [sp,#124] |
| |
| add r1, r1, r8, LSL #2 |
| |
| cmp r6, r5 |
| movhi r6, r5 |
| cmp r7, r5 |
| movhi r7, r5 |
| cmp r8, r5 |
| movhi r8, r5 |
| cmp r9, r5 |
| movhi r9, r5 |
| |
| mov r3, r3, LSL #2 |
| add r4, r8, r9 |
| add r4, r3, r4, LSL #2 |
| |
| vld1.u16 {d0,d1,d2,d3}, [r12]! |
| vld1.u16 {d4,d5,d6}, [r12]! |
| |
| adr lr, 1f |
| .irep r, TUNED_LIST4 |
| cmp r5, #\r |
| bls convolve4_\r |
| .endr |
| b convolve4_25 |
| |
| 1: vpop {d8-d15} |
| pop {r4,r5,r6,r7,r8,r9,r10,r11,r12,pc} |
| END(rsdIntrinsicBlurU4_K) |
