FreeCalypso > hg > freecalypso-tools
annotate target-utils/libc/memcpy16.S @ 735:5b8287c655cf
fc-pulse-dtr and fc-pulse-rts utilities implemented
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Tue, 15 Sep 2020 04:29:43 +0000 |
parents | 8dc062c6359b |
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rev | line source |
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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 memcpy16 |
8dc062c6359b
target-utils/libc: memcpy16 and memcpy32 optimized variants implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
4 memcpy16: |
8dc062c6359b
target-utils/libc: memcpy16 and memcpy32 optimized variants implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
5 1: subs r2, r2, #2 |
8dc062c6359b
target-utils/libc: memcpy16 and memcpy32 optimized variants implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
6 ldrcsh r3, [r1], #2 |
8dc062c6359b
target-utils/libc: memcpy16 and memcpy32 optimized variants implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
7 strcsh r3, [r0], #2 |
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 |