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- 1 ;--------------------------------------------------------
- 2 ; File Created by SDCC : free open source ANSI-C Compiler
- 3 ; Version 3.9.3 #11345 (Linux)
- 4 ;--------------------------------------------------------
- 5 .module atan2f
- 6 .optsdcc -mstm8
- 7
- 8 ;--------------------------------------------------------
- 9 ; Public variables in this module
- 10 ;--------------------------------------------------------
- 11 .globl _fabsf
- 12 .globl _atanf
- 13 .globl _atan2f
- 14 ;--------------------------------------------------------
- 15 ; ram data
- 16 ;--------------------------------------------------------
- 17 .area DATA
- 18 ;--------------------------------------------------------
- 19 ; ram data
- 20 ;--------------------------------------------------------
- 21 .area INITIALIZED
- 22 ;--------------------------------------------------------
- 23 ; absolute external ram data
- 24 ;--------------------------------------------------------
- 25 .area DABS (ABS)
- 26
- 27 ; default segment ordering for linker
- 28 .area HOME
- 29 .area GSINIT
- 30 .area GSFINAL
- 31 .area CONST
- 32 .area INITIALIZER
- 33 .area CODE
- 34
- 35 ;--------------------------------------------------------
- 36 ; global & static initialisations
- 37 ;--------------------------------------------------------
- 38 .area HOME
- 39 .area GSINIT
- 40 .area GSFINAL
- 41 .area GSINIT
- 42 ;--------------------------------------------------------
- 43 ; Home
- 44 ;--------------------------------------------------------
- 45 .area HOME
- 46 .area HOME
- 47 ;--------------------------------------------------------
- 48 ; code
- 49 ;--------------------------------------------------------
- 50 .area CODE
- 51 ; ../atan2f.c: 34: float atan2f(float x, float y)
- 52 ; -----------------------------------------
- 53 ; function atan2f
- 54 ; -----------------------------------------
- 000000 55 _atan2f:
- 000000 52 0A [ 2] 56 sub sp, #10
- 57 ; ../atan2f.c: 38: if ((x==0.0) && (y==0.0))
- 000002 1E 0F [ 2] 58 ldw x, (0x0f, sp)
- 000004 26 1A [ 1] 59 jrne 00102$
- 000006 1E 0D [ 2] 60 ldw x, (0x0d, sp)
- 000008 58 [ 2] 61 sllw x
- 000009 26 15 [ 1] 62 jrne 00102$
- 00000B 1E 13 [ 2] 63 ldw x, (0x13, sp)
- 00000D 26 11 [ 1] 64 jrne 00102$
- 00000F 1E 11 [ 2] 65 ldw x, (0x11, sp)
- 000011 58 [ 2] 66 sllw x
- 000012 26 0C [ 1] 67 jrne 00102$
- 68 ; ../atan2f.c: 40: errno=EDOM;
- 000014 AE 00 21 [ 2] 69 ldw x, #0x0021
- 000017 CFu00u00 [ 2] 70 ldw _errno+0, x
- 71 ; ../atan2f.c: 41: return 0.0;
- 00001A 5F [ 1] 72 clrw x
- 00001B 90 5F [ 1] 73 clrw y
- 00001D CCr01r1E [ 2] 74 jp 00109$
- 000020 75 00102$:
- 76 ; ../atan2f.c: 44: if(fabsf(y)>=fabsf(x))
- 000020 1E 13 [ 2] 77 ldw x, (0x13, sp)
- 000022 89 [ 2] 78 pushw x
- 000023 1E 13 [ 2] 79 ldw x, (0x13, sp)
- 000025 89 [ 2] 80 pushw x
- 000026 CDr00r00 [ 4] 81 call _fabsf
- 000029 5B 04 [ 2] 82 addw sp, #4
- 00002B 1F 04 [ 2] 83 ldw (0x04, sp), x
- 00002D 17 02 [ 2] 84 ldw (0x02, sp), y
- 00002F 1E 0F [ 2] 85 ldw x, (0x0f, sp)
- 000031 89 [ 2] 86 pushw x
- 000032 1E 0F [ 2] 87 ldw x, (0x0f, sp)
- 000034 89 [ 2] 88 pushw x
- 000035 CDr00r00 [ 4] 89 call _fabsf
- 000038 5B 04 [ 2] 90 addw sp, #4
- 00003A 1F 08 [ 2] 91 ldw (0x08, sp), x
- 00003C 17 06 [ 2] 92 ldw (0x06, sp), y
- 93 ; ../atan2f.c: 47: if(y<0.0) r+=(x>=0?PI:-PI);
- 00003E 5F [ 1] 94 clrw x
- 00003F 89 [ 2] 95 pushw x
- 000040 5F [ 1] 96 clrw x
- 000041 89 [ 2] 97 pushw x
- 000042 1E 13 [ 2] 98 ldw x, (0x13, sp)
- 000044 89 [ 2] 99 pushw x
- 000045 1E 13 [ 2] 100 ldw x, (0x13, sp)
- 000047 89 [ 2] 101 pushw x
- 102 ; ../atan2f.c: 44: if(fabsf(y)>=fabsf(x))
- 000048 CDr00r00 [ 4] 103 call ___fslt
- 00004B 5B 08 [ 2] 104 addw sp, #8
- 00004D 6B 0A [ 1] 105 ld (0x0a, sp), a
- 00004F 1E 08 [ 2] 106 ldw x, (0x08, sp)
- 000051 89 [ 2] 107 pushw x
- 000052 1E 08 [ 2] 108 ldw x, (0x08, sp)
- 000054 89 [ 2] 109 pushw x
- 000055 1E 08 [ 2] 110 ldw x, (0x08, sp)
- 000057 89 [ 2] 111 pushw x
- 000058 1E 08 [ 2] 112 ldw x, (0x08, sp)
- 00005A 89 [ 2] 113 pushw x
- 00005B CDr00r00 [ 4] 114 call ___fslt
- 00005E 5B 08 [ 2] 115 addw sp, #8
- 000060 6B 09 [ 1] 116 ld (0x09, sp), a
- 000062 26 63 [ 1] 117 jrne 00107$
- 118 ; ../atan2f.c: 46: r=atanf(x/y);
- 000064 1E 13 [ 2] 119 ldw x, (0x13, sp)
- 000066 89 [ 2] 120 pushw x
- 000067 1E 13 [ 2] 121 ldw x, (0x13, sp)
- 000069 89 [ 2] 122 pushw x
- 00006A 1E 13 [ 2] 123 ldw x, (0x13, sp)
- 00006C 89 [ 2] 124 pushw x
- 00006D 1E 13 [ 2] 125 ldw x, (0x13, sp)
- 00006F 89 [ 2] 126 pushw x
- 000070 CDr00r00 [ 4] 127 call ___fsdiv
- 000073 5B 08 [ 2] 128 addw sp, #8
- 000075 89 [ 2] 129 pushw x
- 000076 90 89 [ 2] 130 pushw y
- 000078 CDr00r00 [ 4] 131 call _atanf
- 00007B 5B 04 [ 2] 132 addw sp, #4
- 00007D 1F 08 [ 2] 133 ldw (0x08, sp), x
- 00007F 17 06 [ 2] 134 ldw (0x06, sp), y
- 135 ; ../atan2f.c: 47: if(y<0.0) r+=(x>=0?PI:-PI);
- 000081 5F [ 1] 136 clrw x
- 000082 89 [ 2] 137 pushw x
- 000083 5F [ 1] 138 clrw x
- 000084 89 [ 2] 139 pushw x
- 000085 1E 17 [ 2] 140 ldw x, (0x17, sp)
- 000087 89 [ 2] 141 pushw x
- 000088 1E 17 [ 2] 142 ldw x, (0x17, sp)
- 00008A 89 [ 2] 143 pushw x
- 00008B CDr00r00 [ 4] 144 call ___fslt
- 00008E 5B 08 [ 2] 145 addw sp, #8
- 000090 4D [ 1] 146 tnz a
- 000091 26 03 [ 1] 147 jrne 00150$
- 000093 CCr01r1A [ 2] 148 jp 00108$
- 000096 149 00150$:
- 000096 0D 0A [ 1] 150 tnz (0x0a, sp)
- 000098 26 0C [ 1] 151 jrne 00111$
- 00009A AE 0F DB [ 2] 152 ldw x, #0x0fdb
- 00009D 1F 04 [ 2] 153 ldw (0x04, sp), x
- 00009F AE 40 49 [ 2] 154 ldw x, #0x4049
- 0000A2 1F 02 [ 2] 155 ldw (0x02, sp), x
- 0000A4 20 0A [ 2] 156 jra 00112$
- 0000A6 157 00111$:
- 0000A6 AE 0F DB [ 2] 158 ldw x, #0x0fdb
- 0000A9 1F 04 [ 2] 159 ldw (0x04, sp), x
- 0000AB AE C0 49 [ 2] 160 ldw x, #0xc049
- 0000AE 1F 02 [ 2] 161 ldw (0x02, sp), x
- 0000B0 162 00112$:
- 0000B0 1E 04 [ 2] 163 ldw x, (0x04, sp)
- 0000B2 89 [ 2] 164 pushw x
- 0000B3 1E 04 [ 2] 165 ldw x, (0x04, sp)
- 0000B5 89 [ 2] 166 pushw x
- 0000B6 1E 0C [ 2] 167 ldw x, (0x0c, sp)
- 0000B8 89 [ 2] 168 pushw x
- 0000B9 1E 0C [ 2] 169 ldw x, (0x0c, sp)
- 0000BB 89 [ 2] 170 pushw x
- 0000BC CDr00r00 [ 4] 171 call ___fsadd
- 0000BF 5B 08 [ 2] 172 addw sp, #8
- 0000C1 1F 08 [ 2] 173 ldw (0x08, sp), x
- 0000C3 17 06 [ 2] 174 ldw (0x06, sp), y
- 0000C5 20 53 [ 2] 175 jra 00108$
- 0000C7 176 00107$:
- 177 ; ../atan2f.c: 51: r=-atanf(y/x);
- 0000C7 1E 0F [ 2] 178 ldw x, (0x0f, sp)
- 0000C9 89 [ 2] 179 pushw x
- 0000CA 1E 0F [ 2] 180 ldw x, (0x0f, sp)
- 0000CC 89 [ 2] 181 pushw x
- 0000CD 1E 17 [ 2] 182 ldw x, (0x17, sp)
- 0000CF 89 [ 2] 183 pushw x
- 0000D0 1E 17 [ 2] 184 ldw x, (0x17, sp)
- 0000D2 89 [ 2] 185 pushw x
- 0000D3 CDr00r00 [ 4] 186 call ___fsdiv
- 0000D6 5B 08 [ 2] 187 addw sp, #8
- 0000D8 89 [ 2] 188 pushw x
- 0000D9 90 89 [ 2] 189 pushw y
- 0000DB CDr00r00 [ 4] 190 call _atanf
- 0000DE 5B 04 [ 2] 191 addw sp, #4
- 0000E0 51 [ 1] 192 exgw x, y
- 0000E1 58 [ 2] 193 sllw x
- 0000E2 8C [ 1] 194 ccf
- 0000E3 56 [ 2] 195 rrcw x
- 0000E4 17 08 [ 2] 196 ldw (0x08, sp), y
- 0000E6 1F 06 [ 2] 197 ldw (0x06, sp), x
- 198 ; ../atan2f.c: 52: r+=(x<0.0?-HALF_PI:HALF_PI);
- 0000E8 7B 0A [ 1] 199 ld a, (0x0a, sp)
- 0000EA 27 0A [ 1] 200 jreq 00113$
- 0000EC AE 0F DB [ 2] 201 ldw x, #0x0fdb
- 0000EF 1F 04 [ 2] 202 ldw (0x04, sp), x
- 0000F1 AE BF C9 [ 2] 203 ldw x, #0xbfc9
- 0000F4 20 08 [ 2] 204 jra 00114$
- 0000F6 205 00113$:
- 0000F6 AE 0F DB [ 2] 206 ldw x, #0x0fdb
- 0000F9 1F 04 [ 2] 207 ldw (0x04, sp), x
- 0000FB AE 3F C9 [ 2] 208 ldw x, #0x3fc9
- 0000FE 209 00114$:
- 0000FE 16 04 [ 2] 210 ldw y, (0x04, sp)
- 000100 90 89 [ 2] 211 pushw y
- 000102 89 [ 2] 212 pushw x
- 000103 1E 0C [ 2] 213 ldw x, (0x0c, sp)
- 000105 89 [ 2] 214 pushw x
- 000106 1E 0C [ 2] 215 ldw x, (0x0c, sp)
- 000108 89 [ 2] 216 pushw x
- 000109 CDr00r00 [ 4] 217 call ___fsadd
- 00010C 5B 08 [ 2] 218 addw sp, #8
- 00010E 1F 03 [ 2] 219 ldw (0x03, sp), x
- 000110 17 01 [ 2] 220 ldw (0x01, sp), y
- 000112 16 03 [ 2] 221 ldw y, (0x03, sp)
- 000114 17 08 [ 2] 222 ldw (0x08, sp), y
- 000116 16 01 [ 2] 223 ldw y, (0x01, sp)
- 000118 17 06 [ 2] 224 ldw (0x06, sp), y
- 00011A 225 00108$:
- 226 ; ../atan2f.c: 54: return r;
- 00011A 1E 08 [ 2] 227 ldw x, (0x08, sp)
- 00011C 16 06 [ 2] 228 ldw y, (0x06, sp)
- 00011E 229 00109$:
- 230 ; ../atan2f.c: 55: }
- 00011E 5B 0A [ 2] 231 addw sp, #10
- 000120 81 [ 4] 232 ret
- 233 .area CODE
- 234 .area CONST
- 235 .area INITIALIZER
- 236 .area CABS (ABS)
generated by cgit v1.2.3 (git 2.39.1) at 2026-07-15 22:44:05 +0000