FreeCalypso > hg > freecalypso-tools
annotate target-utils/libc/memcpy.S @ 203:f2dde45ba378
target-utils/Makefile: flash-boot-wa added
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Mon, 01 May 2017 21:21:13 +0000 |
parents | f4619719834f |
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f4619719834f
target-utils/libc: our own memcpy assembly implementation
Mychaela Falconia <falcon@freecalypso.org>
parents:
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1 .text |
f4619719834f
target-utils/libc: our own memcpy assembly implementation
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
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2 .code 32 |
f4619719834f
target-utils/libc: our own memcpy assembly implementation
Mychaela Falconia <falcon@freecalypso.org>
parents:
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3 .globl memcpy |
f4619719834f
target-utils/libc: our own memcpy assembly implementation
Mychaela Falconia <falcon@freecalypso.org>
parents:
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4 memcpy: |
f4619719834f
target-utils/libc: our own memcpy assembly implementation
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
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5 1: subs r2, r2, #1 |
f4619719834f
target-utils/libc: our own memcpy assembly implementation
Mychaela Falconia <falcon@freecalypso.org>
parents:
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6 ldrcsb r3, [r1], #1 |
f4619719834f
target-utils/libc: our own memcpy assembly implementation
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
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7 strcsb r3, [r0], #1 |
f4619719834f
target-utils/libc: our own memcpy assembly implementation
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
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8 bhi 1b |
f4619719834f
target-utils/libc: our own memcpy assembly implementation
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
9 bx lr |