Mercurial > hg > truffle
diff src/share/vm/opto/node.hpp @ 17877:17b2fbdb6637
8038297: Avoid placing CTI immediately following cbcond instruction on T4
Summary: Insert a nop between cbcond and CTI
Reviewed-by: kvn, twisti
author | iveresov |
---|---|
date | Thu, 10 Apr 2014 23:15:13 -0700 |
parents | 62c54fcc0a35 |
children | 52b4284cb496 |
line wrap: on
line diff
--- a/src/share/vm/opto/node.hpp Mon Apr 14 20:56:48 2014 -0400 +++ b/src/share/vm/opto/node.hpp Thu Apr 10 23:15:13 2014 -0700 @@ -645,17 +645,18 @@ // Flags are sorted by usage frequency. enum NodeFlags { - Flag_is_Copy = 0x01, // should be first bit to avoid shift - Flag_rematerialize = Flag_is_Copy << 1, + Flag_is_Copy = 0x01, // should be first bit to avoid shift + Flag_rematerialize = Flag_is_Copy << 1, Flag_needs_anti_dependence_check = Flag_rematerialize << 1, - Flag_is_macro = Flag_needs_anti_dependence_check << 1, - Flag_is_Con = Flag_is_macro << 1, - Flag_is_cisc_alternate = Flag_is_Con << 1, - Flag_is_dead_loop_safe = Flag_is_cisc_alternate << 1, - Flag_may_be_short_branch = Flag_is_dead_loop_safe << 1, - Flag_avoid_back_to_back = Flag_may_be_short_branch << 1, - Flag_has_call = Flag_avoid_back_to_back << 1, - Flag_is_expensive = Flag_has_call << 1, + Flag_is_macro = Flag_needs_anti_dependence_check << 1, + Flag_is_Con = Flag_is_macro << 1, + Flag_is_cisc_alternate = Flag_is_Con << 1, + Flag_is_dead_loop_safe = Flag_is_cisc_alternate << 1, + Flag_may_be_short_branch = Flag_is_dead_loop_safe << 1, + Flag_avoid_back_to_back_before = Flag_may_be_short_branch << 1, + Flag_avoid_back_to_back_after = Flag_avoid_back_to_back_before << 1, + Flag_has_call = Flag_avoid_back_to_back_after << 1, + Flag_is_expensive = Flag_has_call << 1, _max_flags = (Flag_is_expensive << 1) - 1 // allow flags combination };