FreeCalypso > hg > freecalypso-tools
view target-utils/libc/strlen.S @ 503:da53ea0a38ba
c139explore: osmo_delay_ms-ectomy and GPIO init fix
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Mon, 27 May 2019 02:19:42 +0000 |
parents | 3670e7768ab6 |
children |
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.text .code 32 .globl strlen strlen: mov r1, r0 1: ldrb r2, [r0], #1 cmn r2, #0 bne 1b sbc r0, r0, r1 bx lr