annotate target-utils/libc/memcpy16.S @ 735:5b8287c655cf

fc-pulse-dtr and fc-pulse-rts utilities implemented
author Mychaela Falconia <falcon@freecalypso.org>
date Tue, 15 Sep 2020 04:29:43 +0000
parents 8dc062c6359b
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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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:
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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:
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9 bx lr