author | enevill |
Fri, 16 Mar 2018 11:26:05 +0000 | |
changeset 49450 | 5d2adef239d6 |
parent 47216 | 71c04702a3d5 |
child 52351 | 0ecb4e520110 |
permissions | -rw-r--r-- |
42664 | 1 |
# |
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# Copyright (c) 2008, 2013, Oracle and/or its affiliates. All rights reserved. |
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# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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# |
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# This code is free software; you can redistribute it and/or modify it |
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# under the terms of the GNU General Public License version 2 only, as |
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# published by the Free Software Foundation. |
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# |
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# This code is distributed in the hope that it will be useful, but WITHOUT |
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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# version 2 for more details (a copy is included in the LICENSE file that |
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# accompanied this code). |
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# |
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# You should have received a copy of the GNU General Public License version |
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# 2 along with this work; if not, write to the Free Software Foundation, |
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# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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# |
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# Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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# or visit www.oracle.com if you need additional information or have any |
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# questions. |
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# |
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# NOTE WELL! The _Copy functions are called directly |
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# from server-compiler-generated code via CallLeafNoFP, |
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# which means that they *must* either not use floating |
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# point or use it in the same manner as does the server |
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# compiler. |
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.globl _Copy_conjoint_bytes |
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.type _Copy_conjoint_bytes, %function |
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.globl _Copy_arrayof_conjoint_bytes |
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.type _Copy_arrayof_conjoint_bytes, %function |
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.globl _Copy_disjoint_words |
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.type _Copy_disjoint_words, %function |
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.globl _Copy_conjoint_words |
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38 |
.type _Copy_conjoint_words, %function |
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.globl _Copy_conjoint_jshorts_atomic |
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.type _Copy_conjoint_jshorts_atomic, %function |
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.globl _Copy_arrayof_conjoint_jshorts |
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.type _Copy_arrayof_conjoint_jshorts, %function |
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.globl _Copy_conjoint_jints_atomic |
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.type _Copy_conjoint_jints_atomic, %function |
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45 |
.globl _Copy_arrayof_conjoint_jints |
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.type _Copy_arrayof_conjoint_jints, %function |
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.globl _Copy_conjoint_jlongs_atomic |
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.type _Copy_conjoint_jlongs_atomic, %function |
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.globl _Copy_arrayof_conjoint_jlongs |
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.type _Copy_arrayof_conjoint_jlongs, %function |
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from .req r0 |
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to .req r1 |
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42664 | 55 |
.text |
56 |
.globl SpinPause |
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.type SpinPause, %function |
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SpinPause: |
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bx LR |
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61 |
# Support for void Copy::conjoint_bytes(void* from, |
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# void* to, |
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# size_t count) |
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_Copy_conjoint_bytes: |
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swi 0x9f0001 |
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66 |
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67 |
# Support for void Copy::arrayof_conjoint_bytes(void* from, |
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# void* to, |
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# size_t count) |
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_Copy_arrayof_conjoint_bytes: |
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swi 0x9f0001 |
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72 |
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73 |
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74 |
# Support for void Copy::disjoint_words(void* from, |
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# void* to, |
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# size_t count) |
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_Copy_disjoint_words: |
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stmdb sp!, {r3 - r9, ip} |
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79 |
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80 |
cmp r2, #0 |
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beq disjoint_words_finish |
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pld [from, #0] |
42664 | 84 |
cmp r2, #12 |
85 |
ble disjoint_words_small |
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86 |
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87 |
.align 3 |
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dw_f2b_loop_32: |
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subs r2, #32 |
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blt dw_f2b_loop_32_finish |
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ldmia from!, {r3 - r9, ip} |
42664 | 92 |
nop |
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pld [from] |
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stmia to!, {r3 - r9, ip} |
42664 | 95 |
bgt dw_f2b_loop_32 |
96 |
dw_f2b_loop_32_finish: |
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addlts r2, #32 |
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beq disjoint_words_finish |
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cmp r2, #16 |
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blt disjoint_words_small |
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101 |
ldmia from!, {r3 - r6} |
42664 | 102 |
subge r2, r2, #16 |
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103 |
stmia to!, {r3 - r6} |
42664 | 104 |
beq disjoint_words_finish |
105 |
disjoint_words_small: |
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cmp r2, #8 |
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ldr r7, [from], #4 |
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ldrge r8, [from], #4 |
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ldrgt r9, [from], #4 |
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str r7, [to], #4 |
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strge r8, [to], #4 |
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112 |
strgt r9, [to], #4 |
42664 | 113 |
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disjoint_words_finish: |
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ldmia sp!, {r3 - r9, ip} |
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bx lr |
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117 |
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118 |
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# Support for void Copy::conjoint_words(void* from, |
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# void* to, |
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# size_t count) |
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_Copy_conjoint_words: |
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stmdb sp!, {r3 - r9, ip} |
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124 |
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125 |
cmp r2, #0 |
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beq conjoint_words_finish |
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127 |
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128 |
pld [from, #0] |
42664 | 129 |
cmp r2, #12 |
130 |
ble conjoint_words_small |
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131 |
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132 |
subs r3, to, from |
42664 | 133 |
cmphi r2, r3 |
134 |
bhi cw_b2f_copy |
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135 |
.align 3 |
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136 |
cw_f2b_loop_32: |
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137 |
subs r2, #32 |
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blt cw_f2b_loop_32_finish |
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139 |
ldmia from!, {r3 - r9, ip} |
42664 | 140 |
nop |
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141 |
pld [from] |
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142 |
stmia to!, {r3 - r9, ip} |
42664 | 143 |
bgt cw_f2b_loop_32 |
144 |
cw_f2b_loop_32_finish: |
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addlts r2, #32 |
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146 |
beq conjoint_words_finish |
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cmp r2, #16 |
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148 |
blt conjoint_words_small |
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149 |
ldmia from!, {r3 - r6} |
42664 | 150 |
subge r2, r2, #16 |
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151 |
stmia to!, {r3 - r6} |
42664 | 152 |
beq conjoint_words_finish |
153 |
conjoint_words_small: |
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154 |
cmp r2, #8 |
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155 |
ldr r7, [from], #4 |
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156 |
ldrge r8, [from], #4 |
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157 |
ldrgt r9, [from], #4 |
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158 |
str r7, [to], #4 |
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159 |
strge r8, [to], #4 |
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160 |
strgt r9, [to], #4 |
42664 | 161 |
b conjoint_words_finish |
162 |
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163 |
# Src and dest overlap, copy in a descending order |
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cw_b2f_copy: |
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165 |
add from, r2 |
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166 |
pld [from, #-32] |
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167 |
add to, r2 |
42664 | 168 |
.align 3 |
169 |
cw_b2f_loop_32: |
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170 |
subs r2, #32 |
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171 |
blt cw_b2f_loop_32_finish |
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172 |
ldmdb from!, {r3-r9,ip} |
42664 | 173 |
nop |
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174 |
pld [from, #-32] |
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175 |
stmdb to!, {r3-r9,ip} |
42664 | 176 |
bgt cw_b2f_loop_32 |
177 |
cw_b2f_loop_32_finish: |
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178 |
addlts r2, #32 |
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beq conjoint_words_finish |
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180 |
cmp r2, #16 |
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181 |
blt cw_b2f_copy_small |
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182 |
ldmdb from!, {r3 - r6} |
42664 | 183 |
subge r2, r2, #16 |
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184 |
stmdb to!, {r3 - r6} |
42664 | 185 |
beq conjoint_words_finish |
186 |
cw_b2f_copy_small: |
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187 |
cmp r2, #8 |
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188 |
ldr r7, [from, #-4]! |
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189 |
ldrge r8, [from, #-4]! |
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190 |
ldrgt r9, [from, #-4]! |
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191 |
str r7, [to, #-4]! |
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192 |
strge r8, [to, #-4]! |
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193 |
strgt r9, [to, #-4]! |
42664 | 194 |
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195 |
conjoint_words_finish: |
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196 |
ldmia sp!, {r3 - r9, ip} |
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197 |
bx lr |
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198 |
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199 |
# Support for void Copy::conjoint_jshorts_atomic(void* from, |
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200 |
# void* to, |
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201 |
# size_t count) |
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202 |
_Copy_conjoint_jshorts_atomic: |
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203 |
stmdb sp!, {r3 - r9, ip} |
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204 |
||
205 |
cmp r2, #0 |
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206 |
beq conjoint_shorts_finish |
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207 |
||
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208 |
subs r3, to, from |
42664 | 209 |
cmphi r2, r3 |
210 |
bhi cs_b2f_copy |
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211 |
||
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212 |
pld [from] |
42664 | 213 |
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214 |
ands r3, to, #3 |
42664 | 215 |
bne cs_f2b_dest_u |
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216 |
ands r3, from, #3 |
42664 | 217 |
bne cs_f2b_src_u |
218 |
||
219 |
# Aligned source address |
|
220 |
.align 3 |
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221 |
cs_f2b_loop_32: |
|
222 |
subs r2, #32 |
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223 |
blt cs_f2b_loop_32_finish |
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224 |
ldmia from!, {r3 - r9, ip} |
42664 | 225 |
nop |
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226 |
pld [from] |
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227 |
stmia to!, {r3 - r9, ip} |
42664 | 228 |
bgt cs_f2b_loop_32 |
229 |
cs_f2b_loop_32_finish: |
|
230 |
addlts r2, #32 |
|
231 |
beq conjoint_shorts_finish |
|
232 |
movs r6, r2, lsr #3 |
|
233 |
.align 3 |
|
234 |
cs_f2b_8_loop: |
|
235 |
beq cs_f2b_4 |
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236 |
ldmia from!, {r4-r5} |
42664 | 237 |
subs r6, #1 |
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238 |
stmia to!, {r4-r5} |
42664 | 239 |
bgt cs_f2b_8_loop |
240 |
||
241 |
cs_f2b_4: |
|
242 |
ands r2, #7 |
|
243 |
beq conjoint_shorts_finish |
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244 |
cmp r2, #4 |
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245 |
ldrh r3, [from], #2 |
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246 |
ldrgeh r4, [from], #2 |
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247 |
ldrgth r5, [from], #2 |
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248 |
strh r3, [to], #2 |
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249 |
strgeh r4, [to], #2 |
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250 |
strgth r5, [to], #2 |
42664 | 251 |
b conjoint_shorts_finish |
252 |
||
253 |
# Destination not aligned |
|
254 |
cs_f2b_dest_u: |
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255 |
ldrh r3, [from], #2 |
42664 | 256 |
subs r2, #2 |
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257 |
strh r3, [to], #2 |
42664 | 258 |
beq conjoint_shorts_finish |
259 |
||
260 |
# Check to see if source is not aligned ether |
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261 |
ands r3, from, #3 |
42664 | 262 |
beq cs_f2b_loop_32 |
263 |
||
264 |
cs_f2b_src_u: |
|
265 |
cmp r2, #16 |
|
266 |
blt cs_f2b_8_u |
|
267 |
||
268 |
# Load 2 first bytes to r7 and make src ptr word aligned |
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269 |
bic from, #3 |
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270 |
ldr r7, [from], #4 |
42664 | 271 |
|
272 |
# Destination aligned, source not |
|
273 |
mov r8, r2, lsr #4 |
|
274 |
.align 3 |
|
275 |
cs_f2b_16_u_loop: |
|
276 |
mov r3, r7, lsr #16 |
|
49450
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diff
changeset
|
277 |
ldmia from!, {r4 - r7} |
42664 | 278 |
orr r3, r3, r4, lsl #16 |
279 |
mov r4, r4, lsr #16 |
|
49450
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diff
changeset
|
280 |
pld [from] |
42664 | 281 |
orr r4, r4, r5, lsl #16 |
282 |
mov r5, r5, lsr #16 |
|
283 |
orr r5, r5, r6, lsl #16 |
|
284 |
mov r6, r6, lsr #16 |
|
285 |
orr r6, r6, r7, lsl #16 |
|
49450
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8199243: aarch32: ARM 32 build broken after 8165929
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diff
changeset
|
286 |
stmia to!, {r3 - r6} |
42664 | 287 |
subs r8, #1 |
288 |
bgt cs_f2b_16_u_loop |
|
289 |
ands r2, #0xf |
|
290 |
beq conjoint_shorts_finish |
|
49450
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diff
changeset
|
291 |
sub from, #2 |
42664 | 292 |
|
293 |
cs_f2b_8_u: |
|
294 |
cmp r2, #8 |
|
295 |
blt cs_f2b_4_u |
|
49450
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8199243: aarch32: ARM 32 build broken after 8165929
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diff
changeset
|
296 |
ldrh r4, [from], #2 |
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8199243: aarch32: ARM 32 build broken after 8165929
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diff
changeset
|
297 |
ldr r5, [from], #4 |
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8199243: aarch32: ARM 32 build broken after 8165929
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diff
changeset
|
298 |
ldrh r6, [from], #2 |
42664 | 299 |
orr r4, r4, r5, lsl #16 |
300 |
mov r5, r5, lsr #16 |
|
301 |
orr r5, r5, r6, lsl #16 |
|
302 |
subs r2, #8 |
|
49450
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8199243: aarch32: ARM 32 build broken after 8165929
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diff
changeset
|
303 |
stmia to!, {r4 - r5} |
42664 | 304 |
cs_f2b_4_u: |
305 |
beq conjoint_shorts_finish |
|
306 |
cmp r2, #4 |
|
49450
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8199243: aarch32: ARM 32 build broken after 8165929
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diff
changeset
|
307 |
ldrh r3, [from], #2 |
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8199243: aarch32: ARM 32 build broken after 8165929
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diff
changeset
|
308 |
ldrgeh r4, [from], #2 |
5d2adef239d6
8199243: aarch32: ARM 32 build broken after 8165929
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diff
changeset
|
309 |
ldrgth r5, [from], #2 |
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8199243: aarch32: ARM 32 build broken after 8165929
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diff
changeset
|
310 |
strh r3, [to], #2 |
5d2adef239d6
8199243: aarch32: ARM 32 build broken after 8165929
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diff
changeset
|
311 |
strgeh r4, [to], #2 |
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diff
changeset
|
312 |
strgth r5, [to], #2 |
42664 | 313 |
b conjoint_shorts_finish |
314 |
||
315 |
# Src and dest overlap, copy in a descending order |
|
316 |
cs_b2f_copy: |
|
49450
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diff
changeset
|
317 |
add from, r2 |
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diff
changeset
|
318 |
pld [from, #-32] |
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diff
changeset
|
319 |
add to, r2 |
42664 | 320 |
|
49450
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diff
changeset
|
321 |
ands r3, to, #3 |
42664 | 322 |
bne cs_b2f_dest_u |
49450
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diff
changeset
|
323 |
ands r3, from, #3 |
42664 | 324 |
bne cs_b2f_src_u |
325 |
.align 3 |
|
326 |
cs_b2f_loop_32: |
|
327 |
subs r2, #32 |
|
328 |
blt cs_b2f_loop_32_finish |
|
49450
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8199243: aarch32: ARM 32 build broken after 8165929
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diff
changeset
|
329 |
ldmdb from!, {r3-r9,ip} |
42664 | 330 |
nop |
49450
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diff
changeset
|
331 |
pld [from, #-32] |
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8199243: aarch32: ARM 32 build broken after 8165929
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diff
changeset
|
332 |
stmdb to!, {r3-r9,ip} |
42664 | 333 |
bgt cs_b2f_loop_32 |
334 |
cs_b2f_loop_32_finish: |
|
335 |
addlts r2, #32 |
|
336 |
beq conjoint_shorts_finish |
|
337 |
cmp r2, #24 |
|
338 |
blt cs_b2f_16 |
|
49450
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8199243: aarch32: ARM 32 build broken after 8165929
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diff
changeset
|
339 |
ldmdb from!, {r3-r8} |
42664 | 340 |
sub r2, #24 |
49450
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diff
changeset
|
341 |
stmdb to!, {r3-r8} |
42664 | 342 |
beq conjoint_shorts_finish |
343 |
cs_b2f_16: |
|
344 |
cmp r2, #16 |
|
345 |
blt cs_b2f_8 |
|
49450
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8199243: aarch32: ARM 32 build broken after 8165929
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diff
changeset
|
346 |
ldmdb from!, {r3-r6} |
42664 | 347 |
sub r2, #16 |
49450
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diff
changeset
|
348 |
stmdb to!, {r3-r6} |
42664 | 349 |
beq conjoint_shorts_finish |
350 |
cs_b2f_8: |
|
351 |
cmp r2, #8 |
|
352 |
blt cs_b2f_all_copy |
|
49450
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8199243: aarch32: ARM 32 build broken after 8165929
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diff
changeset
|
353 |
ldmdb from!, {r3-r4} |
42664 | 354 |
sub r2, #8 |
49450
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8199243: aarch32: ARM 32 build broken after 8165929
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diff
changeset
|
355 |
stmdb to!, {r3-r4} |
42664 | 356 |
beq conjoint_shorts_finish |
357 |
||
358 |
cs_b2f_all_copy: |
|
359 |
cmp r2, #4 |
|
49450
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8199243: aarch32: ARM 32 build broken after 8165929
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diff
changeset
|
360 |
ldrh r3, [from, #-2]! |
5d2adef239d6
8199243: aarch32: ARM 32 build broken after 8165929
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diff
changeset
|
361 |
ldrgeh r4, [from, #-2]! |
5d2adef239d6
8199243: aarch32: ARM 32 build broken after 8165929
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diff
changeset
|
362 |
ldrgth r5, [from, #-2]! |
5d2adef239d6
8199243: aarch32: ARM 32 build broken after 8165929
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diff
changeset
|
363 |
strh r3, [to, #-2]! |
5d2adef239d6
8199243: aarch32: ARM 32 build broken after 8165929
enevill
parents:
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diff
changeset
|
364 |
strgeh r4, [to, #-2]! |
5d2adef239d6
8199243: aarch32: ARM 32 build broken after 8165929
enevill
parents:
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diff
changeset
|
365 |
strgth r5, [to, #-2]! |
42664 | 366 |
b conjoint_shorts_finish |
367 |
||
368 |
# Destination not aligned |
|
369 |
cs_b2f_dest_u: |
|
49450
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8199243: aarch32: ARM 32 build broken after 8165929
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diff
changeset
|
370 |
ldrh r3, [from, #-2]! |
5d2adef239d6
8199243: aarch32: ARM 32 build broken after 8165929
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diff
changeset
|
371 |
strh r3, [to, #-2]! |
42664 | 372 |
sub r2, #2 |
373 |
# Check source alignment as well |
|
49450
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8199243: aarch32: ARM 32 build broken after 8165929
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diff
changeset
|
374 |
ands r3, from, #3 |
42664 | 375 |
beq cs_b2f_loop_32 |
376 |
||
377 |
# Source not aligned |
|
378 |
cs_b2f_src_u: |
|
49450
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8199243: aarch32: ARM 32 build broken after 8165929
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diff
changeset
|
379 |
bic from, #3 |
42664 | 380 |
.align 3 |
381 |
cs_b2f_16_loop_u: |
|
382 |
subs r2, #16 |
|
383 |
blt cs_b2f_16_loop_u_finished |
|
49450
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8199243: aarch32: ARM 32 build broken after 8165929
enevill
parents:
47216
diff
changeset
|
384 |
ldr r7, [from] |
42664 | 385 |
mov r3, r7 |
49450
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8199243: aarch32: ARM 32 build broken after 8165929
enevill
parents:
47216
diff
changeset
|
386 |
ldmdb from!, {r4 - r7} |
42664 | 387 |
mov r4, r4, lsr #16 |
388 |
orr r4, r4, r5, lsl #16 |
|
49450
5d2adef239d6
8199243: aarch32: ARM 32 build broken after 8165929
enevill
parents:
47216
diff
changeset
|
389 |
pld [from, #-32] |
42664 | 390 |
mov r5, r5, lsr #16 |
391 |
orr r5, r5, r6, lsl #16 |
|
392 |
mov r6, r6, lsr #16 |
|
393 |
orr r6, r6, r7, lsl #16 |
|
394 |
mov r7, r7, lsr #16 |
|
395 |
orr r7, r7, r3, lsl #16 |
|
49450
5d2adef239d6
8199243: aarch32: ARM 32 build broken after 8165929
enevill
parents:
47216
diff
changeset
|
396 |
stmdb to!, {r4 - r7} |
42664 | 397 |
bgt cs_b2f_16_loop_u |
398 |
beq conjoint_shorts_finish |
|
399 |
cs_b2f_16_loop_u_finished: |
|
400 |
addlts r2, #16 |
|
49450
5d2adef239d6
8199243: aarch32: ARM 32 build broken after 8165929
enevill
parents:
47216
diff
changeset
|
401 |
ldr r3, [from] |
42664 | 402 |
cmp r2, #10 |
403 |
blt cs_b2f_2_u_loop |
|
49450
5d2adef239d6
8199243: aarch32: ARM 32 build broken after 8165929
enevill
parents:
47216
diff
changeset
|
404 |
ldmdb from!, {r4 - r5} |
42664 | 405 |
mov r6, r4, lsr #16 |
406 |
orr r6, r6, r5, lsl #16 |
|
407 |
mov r7, r5, lsr #16 |
|
408 |
orr r7, r7, r3, lsl #16 |
|
49450
5d2adef239d6
8199243: aarch32: ARM 32 build broken after 8165929
enevill
parents:
47216
diff
changeset
|
409 |
stmdb to!, {r6-r7} |
42664 | 410 |
sub r2, #8 |
411 |
.align 3 |
|
412 |
cs_b2f_2_u_loop: |
|
413 |
subs r2, #2 |
|
49450
5d2adef239d6
8199243: aarch32: ARM 32 build broken after 8165929
enevill
parents:
47216
diff
changeset
|
414 |
ldrh r3, [from], #-2 |
5d2adef239d6
8199243: aarch32: ARM 32 build broken after 8165929
enevill
parents:
47216
diff
changeset
|
415 |
strh r3, [to, #-2]! |
42664 | 416 |
bgt cs_b2f_2_u_loop |
417 |
||
418 |
conjoint_shorts_finish: |
|
419 |
ldmia sp!, {r3 - r9, ip} |
|
420 |
bx lr |
|
421 |
||
422 |
||
423 |
# Support for void Copy::arrayof_conjoint_jshorts(void* from, |
|
424 |
# void* to, |
|
425 |
# size_t count) |
|
426 |
_Copy_arrayof_conjoint_jshorts: |
|
427 |
swi 0x9f0001 |
|
428 |
||
429 |
# Support for void Copy::conjoint_jints_atomic(void* from, |
|
430 |
# void* to, |
|
431 |
# size_t count) |
|
432 |
_Copy_conjoint_jints_atomic: |
|
433 |
_Copy_arrayof_conjoint_jints: |
|
434 |
swi 0x9f0001 |
|
435 |
||
436 |
# Support for void Copy::conjoint_jlongs_atomic(jlong* from, |
|
437 |
# jlong* to, |
|
438 |
# size_t count) |
|
439 |
_Copy_conjoint_jlongs_atomic: |
|
440 |
_Copy_arrayof_conjoint_jlongs: |
|
441 |
stmdb sp!, {r3 - r9, ip} |
|
442 |
||
443 |
cmp r2, #0 |
|
444 |
beq conjoint_longs_finish |
|
445 |
||
49450
5d2adef239d6
8199243: aarch32: ARM 32 build broken after 8165929
enevill
parents:
47216
diff
changeset
|
446 |
pld [from, #0] |
42664 | 447 |
cmp r2, #24 |
448 |
ble conjoint_longs_small |
|
449 |
||
49450
5d2adef239d6
8199243: aarch32: ARM 32 build broken after 8165929
enevill
parents:
47216
diff
changeset
|
450 |
subs r3, to, from |
42664 | 451 |
cmphi r2, r3 |
452 |
bhi cl_b2f_copy |
|
453 |
.align 3 |
|
454 |
cl_f2b_loop_32: |
|
455 |
subs r2, #32 |
|
456 |
blt cl_f2b_loop_32_finish |
|
49450
5d2adef239d6
8199243: aarch32: ARM 32 build broken after 8165929
enevill
parents:
47216
diff
changeset
|
457 |
ldmia from!, {r3 - r9, ip} |
42664 | 458 |
nop |
49450
5d2adef239d6
8199243: aarch32: ARM 32 build broken after 8165929
enevill
parents:
47216
diff
changeset
|
459 |
pld [from] |
5d2adef239d6
8199243: aarch32: ARM 32 build broken after 8165929
enevill
parents:
47216
diff
changeset
|
460 |
stmia to!, {r3 - r9, ip} |
42664 | 461 |
bgt cl_f2b_loop_32 |
462 |
cl_f2b_loop_32_finish: |
|
463 |
addlts r2, #32 |
|
464 |
beq conjoint_longs_finish |
|
465 |
conjoint_longs_small: |
|
466 |
cmp r2, #16 |
|
467 |
blt cl_f2b_copy_8 |
|
468 |
bgt cl_f2b_copy_24 |
|
49450
5d2adef239d6
8199243: aarch32: ARM 32 build broken after 8165929
enevill
parents:
47216
diff
changeset
|
469 |
ldmia from!, {r3 - r6} |
5d2adef239d6
8199243: aarch32: ARM 32 build broken after 8165929
enevill
parents:
47216
diff
changeset
|
470 |
stmia to!, {r3 - r6} |
42664 | 471 |
b conjoint_longs_finish |
472 |
cl_f2b_copy_8: |
|
49450
5d2adef239d6
8199243: aarch32: ARM 32 build broken after 8165929
enevill
parents:
47216
diff
changeset
|
473 |
ldmia from!, {r3 - r4} |
5d2adef239d6
8199243: aarch32: ARM 32 build broken after 8165929
enevill
parents:
47216
diff
changeset
|
474 |
stmia to!, {r3 - r4} |
42664 | 475 |
b conjoint_longs_finish |
476 |
cl_f2b_copy_24: |
|
49450
5d2adef239d6
8199243: aarch32: ARM 32 build broken after 8165929
enevill
parents:
47216
diff
changeset
|
477 |
ldmia from!, {r3 - r8} |
5d2adef239d6
8199243: aarch32: ARM 32 build broken after 8165929
enevill
parents:
47216
diff
changeset
|
478 |
stmia to!, {r3 - r8} |
42664 | 479 |
b conjoint_longs_finish |
480 |
||
481 |
# Src and dest overlap, copy in a descending order |
|
482 |
cl_b2f_copy: |
|
49450
5d2adef239d6
8199243: aarch32: ARM 32 build broken after 8165929
enevill
parents:
47216
diff
changeset
|
483 |
add from, r2 |
5d2adef239d6
8199243: aarch32: ARM 32 build broken after 8165929
enevill
parents:
47216
diff
changeset
|
484 |
pld [from, #-32] |
5d2adef239d6
8199243: aarch32: ARM 32 build broken after 8165929
enevill
parents:
47216
diff
changeset
|
485 |
add to, r2 |
42664 | 486 |
.align 3 |
487 |
cl_b2f_loop_32: |
|
488 |
subs r2, #32 |
|
489 |
blt cl_b2f_loop_32_finish |
|
49450
5d2adef239d6
8199243: aarch32: ARM 32 build broken after 8165929
enevill
parents:
47216
diff
changeset
|
490 |
ldmdb from!, {r3 - r9, ip} |
42664 | 491 |
nop |
49450
5d2adef239d6
8199243: aarch32: ARM 32 build broken after 8165929
enevill
parents:
47216
diff
changeset
|
492 |
pld [from] |
5d2adef239d6
8199243: aarch32: ARM 32 build broken after 8165929
enevill
parents:
47216
diff
changeset
|
493 |
stmdb to!, {r3 - r9, ip} |
42664 | 494 |
bgt cl_b2f_loop_32 |
495 |
cl_b2f_loop_32_finish: |
|
496 |
addlts r2, #32 |
|
497 |
beq conjoint_longs_finish |
|
498 |
cmp r2, #16 |
|
499 |
blt cl_b2f_copy_8 |
|
500 |
bgt cl_b2f_copy_24 |
|
49450
5d2adef239d6
8199243: aarch32: ARM 32 build broken after 8165929
enevill
parents:
47216
diff
changeset
|
501 |
ldmdb from!, {r3 - r6} |
5d2adef239d6
8199243: aarch32: ARM 32 build broken after 8165929
enevill
parents:
47216
diff
changeset
|
502 |
stmdb to!, {r3 - r6} |
42664 | 503 |
b conjoint_longs_finish |
504 |
cl_b2f_copy_8: |
|
49450
5d2adef239d6
8199243: aarch32: ARM 32 build broken after 8165929
enevill
parents:
47216
diff
changeset
|
505 |
ldmdb from!, {r3 - r4} |
5d2adef239d6
8199243: aarch32: ARM 32 build broken after 8165929
enevill
parents:
47216
diff
changeset
|
506 |
stmdb to!, {r3 - r4} |
42664 | 507 |
b conjoint_longs_finish |
508 |
cl_b2f_copy_24: |
|
49450
5d2adef239d6
8199243: aarch32: ARM 32 build broken after 8165929
enevill
parents:
47216
diff
changeset
|
509 |
ldmdb from!, {r3 - r8} |
5d2adef239d6
8199243: aarch32: ARM 32 build broken after 8165929
enevill
parents:
47216
diff
changeset
|
510 |
stmdb to!, {r3 - r8} |
42664 | 511 |
|
512 |
conjoint_longs_finish: |
|
513 |
ldmia sp!, {r3 - r9, ip} |
|
514 |
bx lr |
|
515 |
||
516 |