rs6000.h (TARGET_NO_LWSYNC): Define.
authorJoseph Myers <joseph@codesourcery.com>
Sat, 18 Nov 2006 00:22:45 +0000 (00:22 +0000)
committerJoseph Myers <jsm28@gcc.gnu.org>
Sat, 18 Nov 2006 00:22:45 +0000 (00:22 +0000)
commit8609875306931541730c93b2b99d835f110673fd
tree732c162adaa79606a4d2a844a12e25444af0c6c7
parent0828ca7e69a85c0bff581e757a2e0d276a25d88a
rs6000.h (TARGET_NO_LWSYNC): Define.

gcc:
* config/rs6000/rs6000.h (TARGET_NO_LWSYNC): Define.
* config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
__NO_LWSYNC__ if TARGET_NO_LWSYNC.
* config/rs6000/sync.md (lwsync): Emit plain sync if
TARGET_NO_LWSYNC.

libstdc++-v3:
* config/cpu/powerpc/atomic_word.h (_GLIBCXX_WRITE_MEM_BARRIER):
Use plain sync if __NO_LWSYNC__.

From-SVN: r118961
gcc/ChangeLog
gcc/config/rs6000/rs6000-c.c
gcc/config/rs6000/rs6000.h
gcc/config/rs6000/sync.md
libstdc++-v3/ChangeLog
libstdc++-v3/config/cpu/powerpc/atomic_word.h