This file lacks a license header.

On 01/08/15 19:20, Joel Sherril wrote:
Module:    rtems
Branch:    4.11
Commit:    1cf91e0b0a6e93a5344a9b4fc6c09f44ff95d1e2
Changeset: 
http://git.rtems.org/rtems/commit/?id=1cf91e0b0a6e93a5344a9b4fc6c09f44ff95d1e2

Author:    Jan Sommer <summers...@web.de>
Date:      Sat Aug  1 05:43:12 2015 -0500

Add __synch_synchronize function for arm

Fixes link failure when linking Ada programs on the raspberry pi

---

  cpukit/score/cpu/arm/Makefile.am              | 1 +
  cpukit/score/cpu/arm/armv4-sync-synchronize.c | 9 +++++++++
  2 files changed, 10 insertions(+)

diff --git a/cpukit/score/cpu/arm/Makefile.am b/cpukit/score/cpu/arm/Makefile.am
index c051a48..4b242f0 100644
--- a/cpukit/score/cpu/arm/Makefile.am
+++ b/cpukit/score/cpu/arm/Makefile.am
@@ -27,6 +27,7 @@ libscorecpu_a_SOURCES += arm_exc_handler_high.c
  libscorecpu_a_SOURCES += arm-exception-frame-print.c
  libscorecpu_a_SOURCES += arm-exception-default.c
  libscorecpu_a_SOURCES += armv4-exception-default.S
+libscorecpu_a_SOURCES += armv4-sync-synchronize.c
  libscorecpu_a_SOURCES += armv7-thread-idle.c
  libscorecpu_a_SOURCES += armv7m-context-initialize.c
  libscorecpu_a_SOURCES += armv7m-context-restore.c
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 0000000..6fcac05
--- /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
+}
\ No newline at end of file

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