FreeCalypso > hg > freecalypso-tools
annotate target-utils/libc/memcpy32.S @ 831:2f401860e9ad
documentation update for buzzer melodies
| author | Mychaela Falconia <falcon@freecalypso.org> | 
|---|---|
| date | Mon, 31 May 2021 04:24:22 +0000 | 
| parents | 8dc062c6359b | 
| children | 
| rev | line source | 
|---|---|
| 
90
 
8dc062c6359b
target-utils/libc: memcpy16 and memcpy32 optimized variants implemented
 
Mychaela Falconia <falcon@freecalypso.org> 
parents:  
diff
changeset
 | 
1 .text | 
| 
 
8dc062c6359b
target-utils/libc: memcpy16 and memcpy32 optimized variants implemented
 
Mychaela Falconia <falcon@freecalypso.org> 
parents:  
diff
changeset
 | 
2 .code 32 | 
| 
 
8dc062c6359b
target-utils/libc: memcpy16 and memcpy32 optimized variants implemented
 
Mychaela Falconia <falcon@freecalypso.org> 
parents:  
diff
changeset
 | 
3 .globl memcpy32 | 
| 
 
8dc062c6359b
target-utils/libc: memcpy16 and memcpy32 optimized variants implemented
 
Mychaela Falconia <falcon@freecalypso.org> 
parents:  
diff
changeset
 | 
4 memcpy32: | 
| 
 
8dc062c6359b
target-utils/libc: memcpy16 and memcpy32 optimized variants implemented
 
Mychaela Falconia <falcon@freecalypso.org> 
parents:  
diff
changeset
 | 
5 1: subs r2, r2, #4 | 
| 
 
8dc062c6359b
target-utils/libc: memcpy16 and memcpy32 optimized variants implemented
 
Mychaela Falconia <falcon@freecalypso.org> 
parents:  
diff
changeset
 | 
6 ldrcs r3, [r1], #4 | 
| 
 
8dc062c6359b
target-utils/libc: memcpy16 and memcpy32 optimized variants implemented
 
Mychaela Falconia <falcon@freecalypso.org> 
parents:  
diff
changeset
 | 
7 strcs r3, [r0], #4 | 
| 
 
8dc062c6359b
target-utils/libc: memcpy16 and memcpy32 optimized variants implemented
 
Mychaela Falconia <falcon@freecalypso.org> 
parents:  
diff
changeset
 | 
8 bhi 1b | 
| 
 
8dc062c6359b
target-utils/libc: memcpy16 and memcpy32 optimized variants implemented
 
Mychaela Falconia <falcon@freecalypso.org> 
parents:  
diff
changeset
 | 
9 bx lr | 
