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ARM: zImage: annotate debug functions about corrupted registers

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Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
This commit is contained in:
Uwe Kleine-König 2010-01-26 22:22:20 +01:00
parent 21b2841df1
commit be6f9f006a
1 changed files with 4 additions and 0 deletions
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4
arch/arm/boot/compressed/head.S
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@ -1008,6 +1008,7 @@ __armv3_mpu_cache_flush:
phexbuf: .space 12
.size phexbuf, . - phexbuf
@ phex corrupts {r0, r1, r2, r3}
phex: adr r3, phexbuf
mov r2, #0
strb r2, [r3, r1]
@ -1022,6 +1023,7 @@ phex: adr r3, phexbuf
strb r2, [r3, r1]
b 1b
@ puts corrupts {r0, r1, r2, r3}
puts: loadsp r3, r1
1: ldrb r2, [r0], #1
teq r2, #0
@ -1036,12 +1038,14 @@ puts: loadsp r3, r1
teq r0, #0
bne 1b
mov pc, lr
@ putc corrupts {r0, r1, r2, r3}
putc:
mov r2, r0
mov r0, #0
loadsp r3, r1
b 2b
@ memdump corrupts {r0, r1, r2, r3, r10, r11, r12, lr}
memdump: mov r12, r0
mov r10, lr
mov r11, #0