1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
|
.include "asm/macros.inc"
.include "global.inc"
.extern __dsub_start
.text
arm_func_start _dadd
_dadd:
stmdb sp!, {r4,lr}
eors r12, r1, r3
eormi r3, r3, #0x80000000
bmi __dsub_start
.global __dadd_start
__dadd_start:
subs r12, r0, r2
sbcs lr, r1, r3
bhs _020E9B70
adds r2, r2, r12
adc r3, r3, lr
subs r0, r0, r12
sbc r1, r1, lr
_020E9B70:
mov lr, #0x80000000
mov r12, r1, lsr #0x14
orr r1, lr, r1, lsl #0xb
orr r1, r1, r0, lsr #0x15
mov r0, r0, lsl #0xb
movs r4, r12, lsl #0x15
cmnne r4, #0x200000
beq _020E9C6C
mov r4, r3, lsr #0x14
orr r3, lr, r3, lsl #0xb
orr r3, r3, r2, lsr #0x15
mov r2, r2, lsl #0xb
movs lr, r4, lsl #0x15
beq _020E9CB4
_020E9BA8:
subs r4, r12, r4
beq _020E9C00
cmp r4, #0x20
ble _020E9BE4
cmp r4, #0x38
movge r4, #0x3f
sub r4, r4, #0x20
rsb lr, r4, #0x20
orrs lr, r2, r3, lsl lr
mov r2, r3, lsr r4
orrne r2, r2, #0x1
adds r0, r0, r2
adcs r1, r1, #0x0
blo _020E9C28
b _020E9C0C
_020E9BE4:
rsb lr, r4, #0x20
movs lr, r2, lsl lr
rsb lr, r4, #0x20
mov r2, r2, lsr r4
orr r2, r2, r3, lsl lr
mov r3, r3, lsr r4
orrne r2, r2, #0x1
_020E9C00:
adds r0, r0, r2
adcs r1, r1, r3
blo _020E9C28
_020E9C0C:
add r12, r12, #0x1
and r4, r0, #0x1
movs r1, r1, rrx
orr r0, r4, r0, rrx
mov lr, r12, lsl #0x15
cmn lr, #0x200000
beq _020E9E38
_020E9C28:
movs r2, r0, lsl #0x15
mov r0, r0, lsr #0xb
orr r0, r0, r1, lsl #0x15
add r1, r1, r1
mov r1, r1, lsr #0xc
orr r1, r1, r12, lsl #0x14
tst r2, #0x80000000
ldmeqia sp!, {r4,lr}
bxeq lr
movs r2, r2, lsl #0x1
andeqs r2, r0, #0x1
ldmeqia sp!, {r4,lr}
bxeq lr
adds r0, r0, #0x1
adc r1, r1, #0x0
ldmia sp!, {r4,lr}
bx lr
_020E9C6C:
cmp r12, #0x800
movge lr, #0x80000000
movlt lr, #0x0
bics r12, r12, #0x800
beq _020E9CD8
orrs r4, r0, r1, lsl #0x1
bne _020E9E14
mov r4, r3, lsr #0x14
mov r3, r3, lsl #0xb
orr r3, r3, r2, lsr #0x15
mov r2, r2, lsl #0xb
movs r4, r4, lsl #0x15
beq _020E9E00
cmn r4, #0x200000
bne _020E9E00
orrs r4, r2, r3, lsl #0x1
beq _020E9E00
b _020E9E14
_020E9CB4:
cmp r4, #0x800
movge lr, #0x80000000
movlt lr, #0x0
bic r12, r12, #0x800
bics r4, r4, #0x800
beq _020E9D44
orrs r4, r2, r3, lsl #0x1
bne _020E9E14
b _020E9E00
_020E9CD8:
orrs r4, r0, r1, lsl #0x1
beq _020E9D18
mov r12, #0x1
bic r1, r1, #0x80000000
mov r4, r3, lsr #0x14
mov r3, r3, lsl #0xb
orr r3, r3, r2, lsr #0x15
mov r2, r2, lsl #0xb
movs r4, r4, lsl #0x15
cmnne r4, #0x200000
mov r4, r4, lsr #0x15
orr r4, r4, lr, lsr #0x14
beq _020E9CB4
orr r3, r3, #0x80000000
orr r12, r12, lr, lsr #0x14
b _020E9BA8
_020E9D18:
mov r12, r3, lsr #0x14
mov r1, r3, lsl #0xb
orr r1, r1, r2, lsr #0x15
mov r0, r2, lsl #0xb
movs r4, r12, lsl #0x15
beq _020E9DCC
cmn r4, #0x200000
bne _020E9DCC
orrs r4, r0, r1, lsl #0x1
beq _020E9E00
b _020E9E18
_020E9D44:
orrs r4, r2, r3, lsl #0x1
beq _020E9DDC
mov r4, #0x1
bic r3, r3, #0x80000000
cmp r1, #0x0
bpl _020E9D68
orr r12, r12, lr, lsr #0x14
orr r4, r4, lr, lsr #0x14
b _020E9BA8
_020E9D68:
adds r0, r0, r2
adcs r1, r1, r3
blo _020E9D88
add r12, r12, #0x1
and r4, r0, #0x1
movs r1, r1, rrx
mov r0, r0, rrx
orr r0, r0, r4
_020E9D88:
cmp r1, #0x0
subges r12, r12, #0x1
movs r2, r0, lsl #0x15
mov r0, r0, lsr #0xb
orr r0, r0, r1, lsl #0x15
add r1, r1, r1
orr r1, lr, r1, lsr #0xc
orr r1, r1, r12, lsl #0x14
ldmeqia sp!, {r4,lr}
bxeq lr
tst r2, #0x80000000
ldmeqia sp!, {r4,lr}
bxeq lr
movs r2, r2, lsl #0x1
andeqs r2, r0, #0x1
ldmeqia sp!, {r4,lr}
bxeq lr
_020E9DCC:
mov r1, r3
mov r0, r2
ldmia sp!, {r4,lr}
bx lr
_020E9DDC:
cmp r1, #0x0
subges r12, r12, #0x1
mov r0, r0, lsr #0xb
orr r0, r0, r1, lsl #0x15
add r1, r1, r1
orr r1, lr, r1, lsr #0xc
orr r1, r1, r12, lsl #0x14
ldmia sp!, {r4,lr}
bx lr
_020E9E00:
ldr r1, _020E9E58 ; =0x7FF00000
orr r1, lr, r1
mov r0, #0x0
ldmia sp!, {r4,lr}
bx lr
_020E9E14:
mov r1, r3
_020E9E18:
mvn r0, #0x0
bic r1, r0, #0x80000000
ldmia sp!, {r4,lr}
bx lr
_020E9E28: ; 0x020E9E28
mvn r0, #0x0
bic r1, r0, #0x80000000
ldmia sp!, {r4,lr}
bx lr
_020E9E38:
cmp r12, #0x800
movge lr, #0x80000000
movlt lr, #0x0
ldr r1, _020E9E58 ; =0x7FF00000
orr r1, lr, r1
mov r0, #0x0
ldmia sp!, {r4,lr}
bx lr
.balign 4
_020E9E58: .word 0x7FF00000
arm_func_end _dadd
|
