2 * Copyright (c) 2008 Mans Rullgard <mans@mansr.com>
4 * This file is part of FFmpeg.
6 * FFmpeg is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * FFmpeg is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with FFmpeg; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
55 ELF .eabi_attribute 25, 1 @ Tag_ABI_align_preserved
57 .macro function name, export=0, align=2
64 put_pic %(.Lpic_idx - 1)
67 ELF .size \name, . - \name
74 .global EXTERN_ASM\name
75 ELF .type EXTERN_ASM\name, %function
79 ELF .type \name, %function
85 .macro const name, align=2
87 ELF .size \name, . - \name
95 #if !HAVE_ARMV6T2_EXTERNAL
103 #if HAVE_ARMV6T2_EXTERNAL
104 movw \rd, #(\val) & 0xffff
106 movt \rd, #(\val) >> 16
117 .macro do_def_pic num, val, label
129 .macro def_pic val, label
131 do_def_pic %.Lpic_idx, \val, \label
133 .set .Lpic_idx, .Lpic_idx + 1
136 .macro ldpic rd, val, indir=0
146 def_pic \val - (.Lpic\@ + (8 >> CONFIG_THUMB)), .Lpicoff\@
149 .macro movrel rd, val
152 #elif HAVE_ARMV6T2_EXTERNAL && !defined(__APPLE__)
153 movw \rd, #:lower16:\val
154 movt \rd, #:upper16:\val
160 .macro movrelx rd, val, gp
161 #if CONFIG_PIC && defined(__ELF__)
167 ldpic gp, _GLOBAL_OFFSET_TABLE_
170 ldpic gp, _GLOBAL_OFFSET_TABLE_
175 def_pic \val(GOT), .Lpicoff\@
176 #elif CONFIG_PIC && defined(__APPLE__)
177 ldpic \rd, .Lpic\@, indir=1
178 .non_lazy_symbol_pointer
180 .indirect_symbol \val
188 .macro add_sh rd, rn, rm, sh:vararg
189 A add \rd, \rn, \rm, \sh
194 .macro ldr_pre rt, rn, rm:vararg
195 A ldr \rt, [\rn, \rm]!
200 .macro ldr_dpre rt, rn, rm:vararg
201 A ldr \rt, [\rn, -\rm]!
206 .macro ldr_nreg rt, rn, rm:vararg
207 A ldr \rt, [\rn, -\rm]
212 .macro ldr_post rt, rn, rm:vararg
213 A ldr \rt, [\rn], \rm
218 .macro ldrd_reg rt, rt2, rn, rm
219 A ldrd \rt, \rt2, [\rn, \rm]
221 T ldrd \rt, \rt2, [\rt]
224 .macro ldrd_post rt, rt2, rn, rm
225 A ldrd \rt, \rt2, [\rn], \rm
226 T ldrd \rt, \rt2, [\rn]
230 .macro ldrh_pre rt, rn, rm
231 A ldrh \rt, [\rn, \rm]!
236 .macro ldrh_dpre rt, rn, rm
237 A ldrh \rt, [\rn, -\rm]!
242 .macro ldrh_post rt, rn, rm
243 A ldrh \rt, [\rn], \rm
248 .macro ldrb_post rt, rn, rm
249 A ldrb \rt, [\rn], \rm
254 .macro str_post rt, rn, rm:vararg
255 A str \rt, [\rn], \rm
260 .macro strb_post rt, rn, rm:vararg
261 A strb \rt, [\rn], \rm
266 .macro strd_post rt, rt2, rn, rm
267 A strd \rt, \rt2, [\rn], \rm
268 T strd \rt, \rt2, [\rn]
272 .macro strh_pre rt, rn, rm
273 A strh \rt, [\rn, \rm]!
278 .macro strh_dpre rt, rn, rm
279 A strh \rt, [\rn, -\rm]!
284 .macro strh_post rt, rn, rm
285 A strh \rt, [\rn], \rm
290 .macro strh_dpost rt, rn, rm
291 A strh \rt, [\rn], -\rm
297 ELF .eabi_attribute 28, 1
305 #define GLUE(a, b) a ## b
306 #define JOIN(a, b) GLUE(a, b)
307 #define X(s) JOIN(EXTERN_ASM, s)