Mercurial > jdk8-mips64-public > hotspot / file comparison
comparison: src/cpu/x86/vm/x86_32.ad
src/cpu/x86/vm/x86_32.ad
- changeset 3047
- f1c12354c3f7
- parent 3040
- c7b60b601eb4
- child 3049
- 95134e034042
equal
deleted
inserted
replaced
| 3046:a19c671188cb | 3047:f1c12354c3f7 |
|---|---|
| 7803 ins_encode(); | 7803 ins_encode(); |
| 7804 ins_pipe(empty); | 7804 ins_pipe(empty); |
| 7805 %} | 7805 %} |
| 7806 | 7806 |
| 7807 instruct membar_acquire_lock() %{ | 7807 instruct membar_acquire_lock() %{ |
| 7808 match(MemBarAcquire); | 7808 match(MemBarAcquireLock); |
| 7809 predicate(Matcher::prior_fast_lock(n)); | |
| 7810 ins_cost(0); | 7809 ins_cost(0); |
| 7811 | 7810 |
| 7812 size(0); | 7811 size(0); |
| 7813 format %{ "MEMBAR-acquire (prior CMPXCHG in FastLock so empty encoding)" %} | 7812 format %{ "MEMBAR-acquire (prior CMPXCHG in FastLock so empty encoding)" %} |
| 7814 ins_encode( ); | 7813 ins_encode( ); |
| 7824 ins_encode( ); | 7823 ins_encode( ); |
| 7825 ins_pipe(empty); | 7824 ins_pipe(empty); |
| 7826 %} | 7825 %} |
| 7827 | 7826 |
| 7828 instruct membar_release_lock() %{ | 7827 instruct membar_release_lock() %{ |
| 7829 match(MemBarRelease); | 7828 match(MemBarReleaseLock); |
| 7830 predicate(Matcher::post_fast_unlock(n)); | |
| 7831 ins_cost(0); | 7829 ins_cost(0); |
| 7832 | 7830 |
| 7833 size(0); | 7831 size(0); |
| 7834 format %{ "MEMBAR-release (a FastUnlock follows so empty encoding)" %} | 7832 format %{ "MEMBAR-release (a FastUnlock follows so empty encoding)" %} |
| 7835 ins_encode( ); | 7833 ins_encode( ); |
