diff options
author | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2018-07-19 12:53:34 +0200 |
---|---|---|
committer | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2018-07-23 14:14:04 +0200 |
commit | 3a646426aa421ab3e229ec483d8b29f2f56c29ac (patch) | |
tree | dcd723d79a9c5670ef553d01d7e572f93c4e616f /cpukit/score/cpu/sh/include/rtems/score/cpuimpl.h | |
parent | score: Add _CPU_Instruction_no_operation() (diff) | |
download | rtems-3a646426aa421ab3e229ec483d8b29f2f56c29ac.tar.bz2 |
score: Add _CPU_Instruction_illegal()
On some architectures/simulators it is difficult to provoke an
exception with misaligned or illegal data loads. Use an illegal
instruction instead.
Update #3433.
Diffstat (limited to 'cpukit/score/cpu/sh/include/rtems/score/cpuimpl.h')
-rw-r--r-- | cpukit/score/cpu/sh/include/rtems/score/cpuimpl.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/cpukit/score/cpu/sh/include/rtems/score/cpuimpl.h b/cpukit/score/cpu/sh/include/rtems/score/cpuimpl.h index 5d8bd77161..78b87ef981 100644 --- a/cpukit/score/cpu/sh/include/rtems/score/cpuimpl.h +++ b/cpukit/score/cpu/sh/include/rtems/score/cpuimpl.h @@ -37,6 +37,11 @@ RTEMS_INLINE_ROUTINE void _CPU_Context_validate( uintptr_t pattern ) } } +RTEMS_INLINE_ROUTINE void _CPU_Instruction_illegal( void ) +{ + __asm__ volatile ( ".word 0" ); +} + RTEMS_INLINE_ROUTINE void _CPU_Instruction_no_operation( void ) { __asm__ volatile ( "nop" ); |