6991577: add IfOp optimization to C1

Ifop optimization for c1 Reviewed-by: never, phh, iveresov
2025-09-21 11:34:38 +02:00 · 2010-10-15 09:38:20 +02:00 · 2010-10-15 09:38:20 +02:00 · e1a504b343
commit e1a504b343
parent 225a3b0eb8
6 changed files with 246 additions and 173 deletions
--- a/hotspot/src/share/vm/c1/c1_globals.hpp
+++ b/hotspot/src/share/vm/c1/c1_globals.hpp
@ -75,6 +75,9 @@
  develop(bool, SelectivePhiFunctions, true,                                \
          "create phi functions at loop headers only when necessary")       \
                                                                            \
+  develop(bool, OptimizeIfOps, true,                                        \
+          "Optimize multiple IfOps")                                        \
+                                                                            \
  develop(bool, DoCEE, true,                                                \
          "Do Conditional Expression Elimination to simplify CFG")          \
                                                                            \