diff options
author | iveresov <none@none> | 2014-04-10 23:15:13 -0700 |
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committer | iveresov <none@none> | 2014-04-10 23:15:13 -0700 |
commit | 1c0084da194b0f93ca445c86d966a95d6be9147e (patch) | |
tree | bfe3dacac22ade76c3d2296907c2b7dd6fdb41bc /src/share/vm/opto/node.hpp | |
parent | 57159a8f4f5de5521974c0a666d47f187b13ab33 (diff) |
8038297: Avoid placing CTI immediately following cbcond instruction on T4
Summary: Insert a nop between cbcond and CTI
Reviewed-by: kvn, twisti
Diffstat (limited to 'src/share/vm/opto/node.hpp')
-rw-r--r-- | src/share/vm/opto/node.hpp | 21 |
1 files changed, 11 insertions, 10 deletions
diff --git a/src/share/vm/opto/node.hpp b/src/share/vm/opto/node.hpp index 5f883d5f1..0b51d0487 100644 --- a/src/share/vm/opto/node.hpp +++ b/src/share/vm/opto/node.hpp @@ -645,17 +645,18 @@ public: // 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 }; |