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@ This file was created from a .asm file
@ using the ads2gas.pl script.
.syntax unified
@
@ Copyright (c) 2013 The WebM project authors. All Rights Reserved.
@
@ Use of this source code is governed by a BSD-style license
@ that can be found in the LICENSE file in the root of the source
@ tree. An additional intellectual property rights grant can be found
@ in the file PATENTS. All contributing project authors may
@ be found in the AUTHORS file in the root of the source tree.
@
.global vpx_convolve_avg_neon
.type vpx_convolve_avg_neon, function
.arm
.eabi_attribute 24, 1 @Tag_ABI_align_needed
.eabi_attribute 25, 1 @Tag_ABI_align_preserved
.text
.p2align 2
vpx_convolve_avg_neon: @ PROC
push {r4-r6, lr}
ldrd r4, r5, [sp, #36]
mov r6, r2
cmp r4, #32
bgt avg64
beq avg32
cmp r4, #8
bgt avg16
beq avg8
b avg4
avg64:
sub lr, r1, #32
sub r4, r3, #32
avg64_h:
pld [r0, r1, lsl #1]
vld1.8 {q0-q1}, [r0]!
vld1.8 {q2-q3}, [r0], lr
pld [r2, r3]
vld1.8 {q8-q9}, [r6,:128]!
vld1.8 {q10-q11}, [r6,:128], r4
vrhadd.u8 q0, q0, q8
vrhadd.u8 q1, q1, q9
vrhadd.u8 q2, q2, q10
vrhadd.u8 q3, q3, q11
vst1.8 {q0-q1}, [r2,:128]!
vst1.8 {q2-q3}, [r2,:128], r4
subs r5, r5, #1
bgt avg64_h
pop {r4-r6, pc}
avg32:
vld1.8 {q0-q1}, [r0], r1
vld1.8 {q2-q3}, [r0], r1
vld1.8 {q8-q9}, [r6,:128], r3
vld1.8 {q10-q11}, [r6,:128], r3
pld [r0]
vrhadd.u8 q0, q0, q8
pld [r0, r1]
vrhadd.u8 q1, q1, q9
pld [r6]
vrhadd.u8 q2, q2, q10
pld [r6, r3]
vrhadd.u8 q3, q3, q11
vst1.8 {q0-q1}, [r2,:128], r3
vst1.8 {q2-q3}, [r2,:128], r3
subs r5, r5, #2
bgt avg32
pop {r4-r6, pc}
avg16:
vld1.8 {q0}, [r0], r1
vld1.8 {q1}, [r0], r1
vld1.8 {q2}, [r6,:128], r3
vld1.8 {q3}, [r6,:128], r3
pld [r0]
pld [r0, r1]
vrhadd.u8 q0, q0, q2
pld [r6]
pld [r6, r3]
vrhadd.u8 q1, q1, q3
vst1.8 {q0}, [r2,:128], r3
vst1.8 {q1}, [r2,:128], r3
subs r5, r5, #2
bgt avg16
pop {r4-r6, pc}
avg8:
vld1.8 {d0}, [r0], r1
vld1.8 {d1}, [r0], r1
vld1.8 {d2}, [r6,:64], r3
vld1.8 {d3}, [r6,:64], r3
pld [r0]
pld [r0, r1]
vrhadd.u8 q0, q0, q1
pld [r6]
pld [r6, r3]
vst1.8 {d0}, [r2,:64], r3
vst1.8 {d1}, [r2,:64], r3
subs r5, r5, #2
bgt avg8
pop {r4-r6, pc}
avg4:
vld1.32 {d0[0]}, [r0], r1
vld1.32 {d0[1]}, [r0], r1
vld1.32 {d2[0]}, [r6,:32], r3
vld1.32 {d2[1]}, [r6,:32], r3
vrhadd.u8 d0, d0, d2
vst1.32 {d0[0]}, [r2,:32], r3
vst1.32 {d0[1]}, [r2,:32], r3
subs r5, r5, #2
bgt avg4
pop {r4-r6, pc}
.size vpx_convolve_avg_neon, .-vpx_convolve_avg_neon @ ENDP
.section .note.GNU-stack,"",%progbits
|