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armv8: semihosting: do not inline trap call

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The semihosting trap call does not like being inlined, probably
because that will mean register reordering screwing up the return
value in r0, so tag this function "noinline".

Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Linus Walleij
2015-03-23 11:06:10 +01:00
committed by Tom Rini
parent 8c24929019
commit e769f68613
1 changed files with 1 additions and 1 deletions
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2
arch/arm/lib/semihosting.c
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@@ -26,7 +26,7 @@
/*
* Call the handler
*/
static long smh_trap(unsigned int sysnum, void *addr)
static noinline long smh_trap(unsigned int sysnum, void *addr)
{
register long result asm("r0");
#if defined(CONFIG_ARM64)