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663 lines
16 KiB
ArmAsm
663 lines
16 KiB
ArmAsm
;********************************************************************
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;* *
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;* THIS FILE IS PART OF THE OggTheora SOFTWARE CODEC SOURCE CODE. *
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;* USE, DISTRIBUTION AND REPRODUCTION OF THIS LIBRARY SOURCE IS *
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;* GOVERNED BY A BSD-STYLE SOURCE LICENSE INCLUDED WITH THIS SOURCE *
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;* IN 'COPYING'. PLEASE READ THESE TERMS BEFORE DISTRIBUTING. *
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;* *
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;* THE Theora SOURCE CODE IS COPYRIGHT (C) 2002-2010 *
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;* by the Xiph.Org Foundation and contributors http://www.xiph.org/ *
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;* *
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;********************************************************************
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; Original implementation:
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; Copyright (C) 2009 Robin Watts for Pinknoise Productions Ltd
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; last mod: $Id: armfrag.s 17481 2010-10-03 22:49:42Z tterribe $
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;********************************************************************
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AREA |.text|, CODE, READONLY
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; Explicitly specifying alignment here because some versions of
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; gas don't align code correctly. See
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; http://lists.gnu.org/archive/html/bug-binutils/2011-06/msg00199.html
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; https://bugzilla.mozilla.org/show_bug.cgi?id=920992
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ALIGN
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GET armopts.s
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; Vanilla ARM v4 versions
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EXPORT oc_frag_copy_list_arm
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EXPORT oc_frag_recon_intra_arm
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EXPORT oc_frag_recon_inter_arm
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EXPORT oc_frag_recon_inter2_arm
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oc_frag_copy_list_arm PROC
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; r0 = _dst_frame
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; r1 = _src_frame
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; r2 = _ystride
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; r3 = _fragis
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; <> = _nfragis
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; <> = _frag_buf_offs
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LDR r12,[r13] ; r12 = _nfragis
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STMFD r13!,{r4-r6,r11,r14}
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SUBS r12, r12, #1
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LDR r4,[r3],#4 ; r4 = _fragis[fragii]
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LDRGE r14,[r13,#4*6] ; r14 = _frag_buf_offs
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BLT ofcl_arm_end
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SUB r2, r2, #4
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ofcl_arm_lp
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LDR r11,[r14,r4,LSL #2] ; r11 = _frag_buf_offs[_fragis[fragii]]
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SUBS r12, r12, #1
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; Stall (on XScale)
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ADD r4, r1, r11 ; r4 = _src_frame+frag_buf_off
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LDR r6, [r4], #4
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ADD r11,r0, r11 ; r11 = _dst_frame+frag_buf_off
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LDR r5, [r4], r2
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STR r6, [r11],#4
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LDR r6, [r4], #4
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STR r5, [r11],r2
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LDR r5, [r4], r2
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STR r6, [r11],#4
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LDR r6, [r4], #4
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STR r5, [r11],r2
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LDR r5, [r4], r2
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STR r6, [r11],#4
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LDR r6, [r4], #4
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STR r5, [r11],r2
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LDR r5, [r4], r2
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STR r6, [r11],#4
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LDR r6, [r4], #4
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STR r5, [r11],r2
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LDR r5, [r4], r2
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STR r6, [r11],#4
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LDR r6, [r4], #4
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STR r5, [r11],r2
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LDR r5, [r4], r2
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STR r6, [r11],#4
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LDR r6, [r4], #4
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STR r5, [r11],r2
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LDR r5, [r4], r2
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STR r6, [r11],#4
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LDR r6, [r4], #4
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STR r5, [r11],r2
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LDR r5, [r4]
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LDRGE r4,[r3],#4 ; r4 = _fragis[fragii]
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STR r6, [r11],#4
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STR r5, [r11]
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BGE ofcl_arm_lp
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ofcl_arm_end
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LDMFD r13!,{r4-r6,r11,PC}
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oc_frag_recon_intra_arm
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; r0 = unsigned char *_dst
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; r1 = int _ystride
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; r2 = const ogg_int16_t _residue[64]
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STMFD r13!,{r4,r5,r14}
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MOV r14,#8
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MOV r5, #255
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SUB r1, r1, #7
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ofrintra_lp_arm
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LDRSH r3, [r2], #2
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LDRSH r4, [r2], #2
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LDRSH r12,[r2], #2
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ADDS r3, r3, #128
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CMPGT r5, r3
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EORLT r3, r5, r3, ASR #32
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STRB r3, [r0], #1
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ADDS r4, r4, #128
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CMPGT r5, r4
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EORLT r4, r5, r4, ASR #32
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LDRSH r3, [r2], #2
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STRB r4, [r0], #1
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ADDS r12,r12,#128
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CMPGT r5, r12
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EORLT r12,r5, r12,ASR #32
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LDRSH r4, [r2], #2
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STRB r12,[r0], #1
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ADDS r3, r3, #128
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CMPGT r5, r3
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EORLT r3, r5, r3, ASR #32
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LDRSH r12,[r2], #2
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STRB r3, [r0], #1
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ADDS r4, r4, #128
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CMPGT r5, r4
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EORLT r4, r5, r4, ASR #32
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LDRSH r3, [r2], #2
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STRB r4, [r0], #1
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ADDS r12,r12,#128
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CMPGT r5, r12
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EORLT r12,r5, r12,ASR #32
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LDRSH r4, [r2], #2
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STRB r12,[r0], #1
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ADDS r3, r3, #128
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CMPGT r5, r3
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EORLT r3, r5, r3, ASR #32
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STRB r3, [r0], #1
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ADDS r4, r4, #128
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CMPGT r5, r4
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EORLT r4, r5, r4, ASR #32
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STRB r4, [r0], r1
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SUBS r14,r14,#1
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BGT ofrintra_lp_arm
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LDMFD r13!,{r4,r5,PC}
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ENDP
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oc_frag_recon_inter_arm PROC
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; r0 = unsigned char *dst
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; r1 = const unsigned char *src
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; r2 = int ystride
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; r3 = const ogg_int16_t residue[64]
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STMFD r13!,{r5,r9-r11,r14}
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MOV r9, #8
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MOV r5, #255
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SUB r2, r2, #7
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ofrinter_lp_arm
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LDRSH r12,[r3], #2
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LDRB r14,[r1], #1
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LDRSH r11,[r3], #2
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LDRB r10,[r1], #1
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ADDS r12,r12,r14
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CMPGT r5, r12
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EORLT r12,r5, r12,ASR #32
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STRB r12,[r0], #1
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ADDS r11,r11,r10
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CMPGT r5, r11
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LDRSH r12,[r3], #2
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LDRB r14,[r1], #1
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EORLT r11,r5, r11,ASR #32
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STRB r11,[r0], #1
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ADDS r12,r12,r14
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CMPGT r5, r12
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LDRSH r11,[r3], #2
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LDRB r10,[r1], #1
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EORLT r12,r5, r12,ASR #32
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STRB r12,[r0], #1
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ADDS r11,r11,r10
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CMPGT r5, r11
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LDRSH r12,[r3], #2
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LDRB r14,[r1], #1
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EORLT r11,r5, r11,ASR #32
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STRB r11,[r0], #1
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ADDS r12,r12,r14
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CMPGT r5, r12
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LDRSH r11,[r3], #2
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LDRB r10,[r1], #1
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EORLT r12,r5, r12,ASR #32
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STRB r12,[r0], #1
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ADDS r11,r11,r10
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CMPGT r5, r11
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LDRSH r12,[r3], #2
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LDRB r14,[r1], #1
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EORLT r11,r5, r11,ASR #32
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STRB r11,[r0], #1
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ADDS r12,r12,r14
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CMPGT r5, r12
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LDRSH r11,[r3], #2
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LDRB r10,[r1], r2
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EORLT r12,r5, r12,ASR #32
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STRB r12,[r0], #1
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ADDS r11,r11,r10
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CMPGT r5, r11
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EORLT r11,r5, r11,ASR #32
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STRB r11,[r0], r2
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SUBS r9, r9, #1
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BGT ofrinter_lp_arm
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LDMFD r13!,{r5,r9-r11,PC}
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ENDP
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oc_frag_recon_inter2_arm PROC
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; r0 = unsigned char *dst
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; r1 = const unsigned char *src1
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; r2 = const unsigned char *src2
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; r3 = int ystride
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LDR r12,[r13]
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; r12= const ogg_int16_t residue[64]
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STMFD r13!,{r4-r8,r14}
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MOV r14,#8
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MOV r8, #255
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SUB r3, r3, #7
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ofrinter2_lp_arm
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LDRB r5, [r1], #1
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LDRB r6, [r2], #1
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LDRSH r4, [r12],#2
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LDRB r7, [r1], #1
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ADD r5, r5, r6
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ADDS r5, r4, r5, LSR #1
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CMPGT r8, r5
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LDRB r6, [r2], #1
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LDRSH r4, [r12],#2
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EORLT r5, r8, r5, ASR #32
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STRB r5, [r0], #1
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ADD r7, r7, r6
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ADDS r7, r4, r7, LSR #1
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CMPGT r8, r7
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LDRB r5, [r1], #1
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LDRB r6, [r2], #1
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LDRSH r4, [r12],#2
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EORLT r7, r8, r7, ASR #32
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STRB r7, [r0], #1
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ADD r5, r5, r6
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ADDS r5, r4, r5, LSR #1
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CMPGT r8, r5
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LDRB r7, [r1], #1
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LDRB r6, [r2], #1
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LDRSH r4, [r12],#2
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EORLT r5, r8, r5, ASR #32
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STRB r5, [r0], #1
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ADD r7, r7, r6
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ADDS r7, r4, r7, LSR #1
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CMPGT r8, r7
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LDRB r5, [r1], #1
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LDRB r6, [r2], #1
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LDRSH r4, [r12],#2
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EORLT r7, r8, r7, ASR #32
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STRB r7, [r0], #1
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ADD r5, r5, r6
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ADDS r5, r4, r5, LSR #1
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CMPGT r8, r5
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LDRB r7, [r1], #1
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LDRB r6, [r2], #1
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LDRSH r4, [r12],#2
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EORLT r5, r8, r5, ASR #32
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STRB r5, [r0], #1
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ADD r7, r7, r6
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ADDS r7, r4, r7, LSR #1
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CMPGT r8, r7
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LDRB r5, [r1], #1
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LDRB r6, [r2], #1
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LDRSH r4, [r12],#2
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EORLT r7, r8, r7, ASR #32
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STRB r7, [r0], #1
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ADD r5, r5, r6
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ADDS r5, r4, r5, LSR #1
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CMPGT r8, r5
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LDRB r7, [r1], r3
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LDRB r6, [r2], r3
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LDRSH r4, [r12],#2
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EORLT r5, r8, r5, ASR #32
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STRB r5, [r0], #1
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ADD r7, r7, r6
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ADDS r7, r4, r7, LSR #1
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CMPGT r8, r7
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EORLT r7, r8, r7, ASR #32
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STRB r7, [r0], r3
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SUBS r14,r14,#1
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BGT ofrinter2_lp_arm
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LDMFD r13!,{r4-r8,PC}
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ENDP
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[ OC_ARM_ASM_EDSP
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EXPORT oc_frag_copy_list_edsp
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oc_frag_copy_list_edsp PROC
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; r0 = _dst_frame
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; r1 = _src_frame
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; r2 = _ystride
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; r3 = _fragis
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; <> = _nfragis
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; <> = _frag_buf_offs
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LDR r12,[r13] ; r12 = _nfragis
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STMFD r13!,{r4-r11,r14}
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SUBS r12, r12, #1
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LDRGE r5, [r3],#4 ; r5 = _fragis[fragii]
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LDRGE r14,[r13,#4*10] ; r14 = _frag_buf_offs
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BLT ofcl_edsp_end
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ofcl_edsp_lp
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MOV r4, r1
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LDR r5, [r14,r5, LSL #2] ; r5 = _frag_buf_offs[_fragis[fragii]]
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SUBS r12, r12, #1
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; Stall (on XScale)
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LDRD r6, [r4, r5]! ; r4 = _src_frame+frag_buf_off
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LDRD r8, [r4, r2]!
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; Stall
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STRD r6, [r5, r0]! ; r5 = _dst_frame+frag_buf_off
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STRD r8, [r5, r2]!
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; Stall
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LDRD r6, [r4, r2]! ; On Xscale at least, doing 3 consecutive
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LDRD r8, [r4, r2]! ; loads causes a stall, but that's no worse
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LDRD r10,[r4, r2]! ; than us only doing 2, and having to do
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; another pair of LDRD/STRD later on.
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; Stall
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STRD r6, [r5, r2]!
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STRD r8, [r5, r2]!
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STRD r10,[r5, r2]!
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LDRD r6, [r4, r2]!
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LDRD r8, [r4, r2]!
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LDRD r10,[r4, r2]!
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STRD r6, [r5, r2]!
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STRD r8, [r5, r2]!
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STRD r10,[r5, r2]!
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LDRGE r5, [r3],#4 ; r5 = _fragis[fragii]
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BGE ofcl_edsp_lp
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ofcl_edsp_end
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LDMFD r13!,{r4-r11,PC}
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ENDP
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]
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[ OC_ARM_ASM_MEDIA
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EXPORT oc_frag_recon_intra_v6
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EXPORT oc_frag_recon_inter_v6
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EXPORT oc_frag_recon_inter2_v6
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oc_frag_recon_intra_v6 PROC
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; r0 = unsigned char *_dst
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; r1 = int _ystride
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; r2 = const ogg_int16_t _residue[64]
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STMFD r13!,{r4-r6,r14}
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MOV r14,#8
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MOV r12,r2
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LDR r6, =0x00800080
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ofrintra_v6_lp
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LDRD r2, [r12],#8 ; r2 = 11110000 r3 = 33332222
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LDRD r4, [r12],#8 ; r4 = 55554444 r5 = 77776666
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SUBS r14,r14,#1
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QADD16 r2, r2, r6
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QADD16 r3, r3, r6
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QADD16 r4, r4, r6
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QADD16 r5, r5, r6
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USAT16 r2, #8, r2 ; r2 = __11__00
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USAT16 r3, #8, r3 ; r3 = __33__22
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USAT16 r4, #8, r4 ; r4 = __55__44
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USAT16 r5, #8, r5 ; r5 = __77__66
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ORR r2, r2, r2, LSR #8 ; r2 = __111100
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ORR r3, r3, r3, LSR #8 ; r3 = __333322
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ORR r4, r4, r4, LSR #8 ; r4 = __555544
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ORR r5, r5, r5, LSR #8 ; r5 = __777766
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PKHBT r2, r2, r3, LSL #16 ; r2 = 33221100
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PKHBT r3, r4, r5, LSL #16 ; r3 = 77665544
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STRD r2, [r0], r1
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BGT ofrintra_v6_lp
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LDMFD r13!,{r4-r6,PC}
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ENDP
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oc_frag_recon_inter_v6 PROC
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; r0 = unsigned char *_dst
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; r1 = const unsigned char *_src
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; r2 = int _ystride
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; r3 = const ogg_int16_t _residue[64]
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STMFD r13!,{r4-r7,r14}
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MOV r14,#8
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ofrinter_v6_lp
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LDRD r6, [r3], #8 ; r6 = 11110000 r7 = 33332222
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SUBS r14,r14,#1
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[ OC_ARM_CAN_UNALIGN_LDRD
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LDRD r4, [r1], r2 ; Unaligned ; r4 = 33221100 r5 = 77665544
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LDR r5, [r1, #4]
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LDR r4, [r1], r2
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]
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PKHBT r12,r6, r7, LSL #16 ; r12= 22220000
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PKHTB r7, r7, r6, ASR #16 ; r7 = 33331111
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UXTB16 r6,r4 ; r6 = __22__00
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UXTB16 r4,r4, ROR #8 ; r4 = __33__11
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QADD16 r12,r12,r6 ; r12= xx22xx00
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QADD16 r4, r7, r4 ; r4 = xx33xx11
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LDRD r6, [r3], #8 ; r6 = 55554444 r7 = 77776666
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USAT16 r4, #8, r4 ; r4 = __33__11
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USAT16 r12,#8,r12 ; r12= __22__00
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ORR r4, r12,r4, LSL #8 ; r4 = 33221100
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PKHBT r12,r6, r7, LSL #16 ; r12= 66664444
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PKHTB r7, r7, r6, ASR #16 ; r7 = 77775555
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UXTB16 r6,r5 ; r6 = __66__44
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UXTB16 r5,r5, ROR #8 ; r5 = __77__55
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QADD16 r12,r12,r6 ; r12= xx66xx44
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QADD16 r5, r7, r5 ; r5 = xx77xx55
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USAT16 r12,#8, r12 ; r12= __66__44
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USAT16 r5, #8, r5 ; r4 = __77__55
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ORR r5, r12,r5, LSL #8 ; r5 = 33221100
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STRD r4, [r0], r2
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BGT ofrinter_v6_lp
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LDMFD r13!,{r4-r7,PC}
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ENDP
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oc_frag_recon_inter2_v6 PROC
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; r0 = unsigned char *_dst
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; r1 = const unsigned char *_src1
|
|
; r2 = const unsigned char *_src2
|
|
; r3 = int _ystride
|
|
LDR r12,[r13]
|
|
; r12= const ogg_int16_t _residue[64]
|
|
STMFD r13!,{r4-r9,r14}
|
|
MOV r14,#8
|
|
ofrinter2_v6_lp
|
|
LDRD r6, [r12,#8] ; r6 = 55554444 r7 = 77776666
|
|
SUBS r14,r14,#1
|
|
LDR r4, [r1, #4] ; Unaligned ; r4 = src1[1] = 77665544
|
|
LDR r5, [r2, #4] ; Unaligned ; r5 = src2[1] = 77665544
|
|
PKHBT r8, r6, r7, LSL #16 ; r8 = 66664444
|
|
PKHTB r9, r7, r6, ASR #16 ; r9 = 77775555
|
|
UHADD8 r4, r4, r5 ; r4 = (src1[7,6,5,4] + src2[7,6,5,4])>>1
|
|
UXTB16 r5, r4 ; r5 = __66__44
|
|
UXTB16 r4, r4, ROR #8 ; r4 = __77__55
|
|
QADD16 r8, r8, r5 ; r8 = xx66xx44
|
|
QADD16 r9, r9, r4 ; r9 = xx77xx55
|
|
LDRD r6,[r12],#16 ; r6 = 33332222 r7 = 11110000
|
|
USAT16 r8, #8, r8 ; r8 = __66__44
|
|
LDR r4, [r1], r3 ; Unaligned ; r4 = src1[0] = 33221100
|
|
USAT16 r9, #8, r9 ; r9 = __77__55
|
|
LDR r5, [r2], r3 ; Unaligned ; r5 = src2[0] = 33221100
|
|
ORR r9, r8, r9, LSL #8 ; r9 = 77665544
|
|
PKHBT r8, r6, r7, LSL #16 ; r8 = 22220000
|
|
UHADD8 r4, r4, r5 ; r4 = (src1[3,2,1,0] + src2[3,2,1,0])>>1
|
|
PKHTB r7, r7, r6, ASR #16 ; r7 = 33331111
|
|
UXTB16 r5, r4 ; r5 = __22__00
|
|
UXTB16 r4, r4, ROR #8 ; r4 = __33__11
|
|
QADD16 r8, r8, r5 ; r8 = xx22xx00
|
|
QADD16 r7, r7, r4 ; r7 = xx33xx11
|
|
USAT16 r8, #8, r8 ; r8 = __22__00
|
|
USAT16 r7, #8, r7 ; r7 = __33__11
|
|
ORR r8, r8, r7, LSL #8 ; r8 = 33221100
|
|
STRD r8, [r0], r3
|
|
BGT ofrinter2_v6_lp
|
|
LDMFD r13!,{r4-r9,PC}
|
|
ENDP
|
|
]
|
|
|
|
[ OC_ARM_ASM_NEON
|
|
EXPORT oc_frag_copy_list_neon
|
|
EXPORT oc_frag_recon_intra_neon
|
|
EXPORT oc_frag_recon_inter_neon
|
|
EXPORT oc_frag_recon_inter2_neon
|
|
|
|
oc_frag_copy_list_neon PROC
|
|
; r0 = _dst_frame
|
|
; r1 = _src_frame
|
|
; r2 = _ystride
|
|
; r3 = _fragis
|
|
; <> = _nfragis
|
|
; <> = _frag_buf_offs
|
|
LDR r12,[r13] ; r12 = _nfragis
|
|
STMFD r13!,{r4-r7,r14}
|
|
CMP r12, #1
|
|
LDRGE r6, [r3] ; r6 = _fragis[fragii]
|
|
LDRGE r14,[r13,#4*6] ; r14 = _frag_buf_offs
|
|
BLT ofcl_neon_end
|
|
; Stall (2 on Xscale)
|
|
LDR r6, [r14,r6, LSL #2] ; r6 = _frag_buf_offs[_fragis[fragii]]
|
|
; Stall (on XScale)
|
|
MOV r7, r6 ; Guarantee PLD points somewhere valid.
|
|
ofcl_neon_lp
|
|
ADD r4, r1, r6
|
|
VLD1.64 {D0}, [r4@64], r2
|
|
ADD r5, r0, r6
|
|
VLD1.64 {D1}, [r4@64], r2
|
|
SUBS r12, r12, #1
|
|
VLD1.64 {D2}, [r4@64], r2
|
|
LDRGT r6, [r3,#4]! ; r6 = _fragis[fragii]
|
|
VLD1.64 {D3}, [r4@64], r2
|
|
LDRGT r6, [r14,r6, LSL #2] ; r6 = _frag_buf_offs[_fragis[fragii]]
|
|
VLD1.64 {D4}, [r4@64], r2
|
|
ADDGT r7, r1, r6
|
|
VLD1.64 {D5}, [r4@64], r2
|
|
PLD [r7]
|
|
VLD1.64 {D6}, [r4@64], r2
|
|
PLD [r7, r2]
|
|
VLD1.64 {D7}, [r4@64]
|
|
PLD [r7, r2, LSL #1]
|
|
VST1.64 {D0}, [r5@64], r2
|
|
ADDGT r7, r7, r2, LSL #2
|
|
VST1.64 {D1}, [r5@64], r2
|
|
PLD [r7, -r2]
|
|
VST1.64 {D2}, [r5@64], r2
|
|
PLD [r7]
|
|
VST1.64 {D3}, [r5@64], r2
|
|
PLD [r7, r2]
|
|
VST1.64 {D4}, [r5@64], r2
|
|
PLD [r7, r2, LSL #1]
|
|
VST1.64 {D5}, [r5@64], r2
|
|
ADDGT r7, r7, r2, LSL #2
|
|
VST1.64 {D6}, [r5@64], r2
|
|
PLD [r7, -r2]
|
|
VST1.64 {D7}, [r5@64]
|
|
BGT ofcl_neon_lp
|
|
ofcl_neon_end
|
|
LDMFD r13!,{r4-r7,PC}
|
|
ENDP
|
|
|
|
oc_frag_recon_intra_neon PROC
|
|
; r0 = unsigned char *_dst
|
|
; r1 = int _ystride
|
|
; r2 = const ogg_int16_t _residue[64]
|
|
MOV r3, #128
|
|
VDUP.S16 Q0, r3
|
|
VLDMIA r2, {D16-D31} ; D16= 3333222211110000 etc ; 9(8) cycles
|
|
VQADD.S16 Q8, Q8, Q0
|
|
VQADD.S16 Q9, Q9, Q0
|
|
VQADD.S16 Q10,Q10,Q0
|
|
VQADD.S16 Q11,Q11,Q0
|
|
VQADD.S16 Q12,Q12,Q0
|
|
VQADD.S16 Q13,Q13,Q0
|
|
VQADD.S16 Q14,Q14,Q0
|
|
VQADD.S16 Q15,Q15,Q0
|
|
VQMOVUN.S16 D16,Q8 ; D16= 7766554433221100 ; 1 cycle
|
|
VQMOVUN.S16 D17,Q9 ; D17= FFEEDDCCBBAA9988 ; 1 cycle
|
|
VQMOVUN.S16 D18,Q10 ; D18= NNMMLLKKJJIIHHGG ; 1 cycle
|
|
VST1.64 {D16},[r0@64], r1
|
|
VQMOVUN.S16 D19,Q11 ; D19= VVUUTTSSRRQQPPOO ; 1 cycle
|
|
VST1.64 {D17},[r0@64], r1
|
|
VQMOVUN.S16 D20,Q12 ; D20= ddccbbaaZZYYXXWW ; 1 cycle
|
|
VST1.64 {D18},[r0@64], r1
|
|
VQMOVUN.S16 D21,Q13 ; D21= llkkjjiihhggffee ; 1 cycle
|
|
VST1.64 {D19},[r0@64], r1
|
|
VQMOVUN.S16 D22,Q14 ; D22= ttssrrqqppoonnmm ; 1 cycle
|
|
VST1.64 {D20},[r0@64], r1
|
|
VQMOVUN.S16 D23,Q15 ; D23= !!@@zzyyxxwwvvuu ; 1 cycle
|
|
VST1.64 {D21},[r0@64], r1
|
|
VST1.64 {D22},[r0@64], r1
|
|
VST1.64 {D23},[r0@64], r1
|
|
MOV PC,R14
|
|
ENDP
|
|
|
|
oc_frag_recon_inter_neon PROC
|
|
; r0 = unsigned char *_dst
|
|
; r1 = const unsigned char *_src
|
|
; r2 = int _ystride
|
|
; r3 = const ogg_int16_t _residue[64]
|
|
VLDMIA r3, {D16-D31} ; D16= 3333222211110000 etc ; 9(8) cycles
|
|
VLD1.64 {D0}, [r1], r2
|
|
VLD1.64 {D2}, [r1], r2
|
|
VMOVL.U8 Q0, D0 ; Q0 = __77__66__55__44__33__22__11__00
|
|
VLD1.64 {D4}, [r1], r2
|
|
VMOVL.U8 Q1, D2 ; etc
|
|
VLD1.64 {D6}, [r1], r2
|
|
VMOVL.U8 Q2, D4
|
|
VMOVL.U8 Q3, D6
|
|
VQADD.S16 Q8, Q8, Q0
|
|
VLD1.64 {D0}, [r1], r2
|
|
VQADD.S16 Q9, Q9, Q1
|
|
VLD1.64 {D2}, [r1], r2
|
|
VQADD.S16 Q10,Q10,Q2
|
|
VLD1.64 {D4}, [r1], r2
|
|
VQADD.S16 Q11,Q11,Q3
|
|
VLD1.64 {D6}, [r1], r2
|
|
VMOVL.U8 Q0, D0
|
|
VMOVL.U8 Q1, D2
|
|
VMOVL.U8 Q2, D4
|
|
VMOVL.U8 Q3, D6
|
|
VQADD.S16 Q12,Q12,Q0
|
|
VQADD.S16 Q13,Q13,Q1
|
|
VQADD.S16 Q14,Q14,Q2
|
|
VQADD.S16 Q15,Q15,Q3
|
|
VQMOVUN.S16 D16,Q8
|
|
VQMOVUN.S16 D17,Q9
|
|
VQMOVUN.S16 D18,Q10
|
|
VST1.64 {D16},[r0@64], r2
|
|
VQMOVUN.S16 D19,Q11
|
|
VST1.64 {D17},[r0@64], r2
|
|
VQMOVUN.S16 D20,Q12
|
|
VST1.64 {D18},[r0@64], r2
|
|
VQMOVUN.S16 D21,Q13
|
|
VST1.64 {D19},[r0@64], r2
|
|
VQMOVUN.S16 D22,Q14
|
|
VST1.64 {D20},[r0@64], r2
|
|
VQMOVUN.S16 D23,Q15
|
|
VST1.64 {D21},[r0@64], r2
|
|
VST1.64 {D22},[r0@64], r2
|
|
VST1.64 {D23},[r0@64], r2
|
|
MOV PC,R14
|
|
ENDP
|
|
|
|
oc_frag_recon_inter2_neon PROC
|
|
; r0 = unsigned char *_dst
|
|
; r1 = const unsigned char *_src1
|
|
; r2 = const unsigned char *_src2
|
|
; r3 = int _ystride
|
|
LDR r12,[r13]
|
|
; r12= const ogg_int16_t _residue[64]
|
|
VLDMIA r12,{D16-D31}
|
|
VLD1.64 {D0}, [r1], r3
|
|
VLD1.64 {D4}, [r2], r3
|
|
VLD1.64 {D1}, [r1], r3
|
|
VLD1.64 {D5}, [r2], r3
|
|
VHADD.U8 Q2, Q0, Q2 ; Q2 = FFEEDDCCBBAA99887766554433221100
|
|
VLD1.64 {D2}, [r1], r3
|
|
VLD1.64 {D6}, [r2], r3
|
|
VMOVL.U8 Q0, D4 ; Q0 = __77__66__55__44__33__22__11__00
|
|
VLD1.64 {D3}, [r1], r3
|
|
VMOVL.U8 Q2, D5 ; etc
|
|
VLD1.64 {D7}, [r2], r3
|
|
VHADD.U8 Q3, Q1, Q3
|
|
VQADD.S16 Q8, Q8, Q0
|
|
VQADD.S16 Q9, Q9, Q2
|
|
VLD1.64 {D0}, [r1], r3
|
|
VMOVL.U8 Q1, D6
|
|
VLD1.64 {D4}, [r2], r3
|
|
VMOVL.U8 Q3, D7
|
|
VLD1.64 {D1}, [r1], r3
|
|
VQADD.S16 Q10,Q10,Q1
|
|
VLD1.64 {D5}, [r2], r3
|
|
VQADD.S16 Q11,Q11,Q3
|
|
VLD1.64 {D2}, [r1], r3
|
|
VHADD.U8 Q2, Q0, Q2
|
|
VLD1.64 {D6}, [r2], r3
|
|
VLD1.64 {D3}, [r1], r3
|
|
VMOVL.U8 Q0, D4
|
|
VLD1.64 {D7}, [r2], r3
|
|
VMOVL.U8 Q2, D5
|
|
VHADD.U8 Q3, Q1, Q3
|
|
VQADD.S16 Q12,Q12,Q0
|
|
VQADD.S16 Q13,Q13,Q2
|
|
VMOVL.U8 Q1, D6
|
|
VMOVL.U8 Q3, D7
|
|
VQADD.S16 Q14,Q14,Q1
|
|
VQADD.S16 Q15,Q15,Q3
|
|
VQMOVUN.S16 D16,Q8
|
|
VQMOVUN.S16 D17,Q9
|
|
VQMOVUN.S16 D18,Q10
|
|
VST1.64 {D16},[r0@64], r3
|
|
VQMOVUN.S16 D19,Q11
|
|
VST1.64 {D17},[r0@64], r3
|
|
VQMOVUN.S16 D20,Q12
|
|
VST1.64 {D18},[r0@64], r3
|
|
VQMOVUN.S16 D21,Q13
|
|
VST1.64 {D19},[r0@64], r3
|
|
VQMOVUN.S16 D22,Q14
|
|
VST1.64 {D20},[r0@64], r3
|
|
VQMOVUN.S16 D23,Q15
|
|
VST1.64 {D21},[r0@64], r3
|
|
VST1.64 {D22},[r0@64], r3
|
|
VST1.64 {D23},[r0@64], r3
|
|
MOV PC,R14
|
|
ENDP
|
|
]
|
|
|
|
END
|