Mercurial > hg > truffle
diff src/cpu/sparc/vm/sparc.ad @ 3849:f1c12354c3f7
7074017: Introduce MemBarAcquireLock/MemBarReleaseLock nodes for monitor enter/exit code paths
Summary: replace MemBarAcquire/MemBarRelease nodes on the monitor enter/exit code paths with new MemBarAcquireLock/MemBarReleaseLock nodes
Reviewed-by: kvn, twisti
author | roland |
---|---|
date | Tue, 02 Aug 2011 18:36:40 +0200 |
parents | c7b60b601eb4 |
children | 95134e034042 |
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--- a/src/cpu/sparc/vm/sparc.ad Mon Aug 08 13:19:46 2011 -0700 +++ b/src/cpu/sparc/vm/sparc.ad Tue Aug 02 18:36:40 2011 +0200 @@ -6605,8 +6605,7 @@ %} instruct membar_acquire_lock() %{ - match(MemBarAcquire); - predicate(Matcher::prior_fast_lock(n)); + match(MemBarAcquireLock); ins_cost(0); size(0); @@ -6626,8 +6625,7 @@ %} instruct membar_release_lock() %{ - match(MemBarRelease); - predicate(Matcher::post_fast_unlock(n)); + match(MemBarReleaseLock); ins_cost(0); size(0);