ARM: zImage: annotate debug functions about corrupted registers
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
diff --git a/arch/arm/boot/compressed/head.S b/arch/arm/boot/compressed/head.S
index ca62ff5..f61c76e 100644
--- a/arch/arm/boot/compressed/head.S
+++ b/arch/arm/boot/compressed/head.S
@@ -1008,6 +1008,7 @@
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 @@
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 @@
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