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| author | Jan Sommer <summerspam@web.de> | 2015-08-01 05:43:12 -0500 |
|---|---|---|
| committer | Joel Sherrill <joel.sherrill@oarcorp.com> | 2015-08-01 10:19:40 -0700 |
| commit | 7e798b475803d6d93f1dc616fd1e2ce3169991ec (patch) | |
| tree | f52439fbf32bc7338dd16fc0b9940737b6ac7a44 /cpukit/score/cpu/arm/armv4-sync-synchronize.c | |
| parent | ampolish3: Use env to find perl more reliably (diff) | |
| download | rtems-7e798b475803d6d93f1dc616fd1e2ce3169991ec.tar.bz2 | |
Add __synch_synchronize function for arm
Fixes link failure when linking Ada programs on the raspberry pi
Diffstat (limited to 'cpukit/score/cpu/arm/armv4-sync-synchronize.c')
| -rw-r--r-- | cpukit/score/cpu/arm/armv4-sync-synchronize.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/cpukit/score/cpu/arm/armv4-sync-synchronize.c b/cpukit/score/cpu/arm/armv4-sync-synchronize.c new file mode 100644 index 0000000000..6fcac05684 --- /dev/null +++ b/cpukit/score/cpu/arm/armv4-sync-synchronize.c @@ -0,0 +1,9 @@ +void +__sync_synchronize (void) +{ +#ifdef ARM_MULTILIB_HAS_BARRIER_INSTRUCTIONS + asm volatile("dmb" : : : "memory"); +#else + asm volatile("" : : : "memory"); +#endif +}
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