8008243: Zero: Implement fast bytecodes

Backport-of: e4362007da8e40c076493364df91cf85960a03e7
openjdk · Jan 3, 2023 · a395cf7 · a395cf7 · openjdk-notifier · Jan 3, 2023
1 parent 0916032
commit a395cf7
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Showing 4 changed files with 544 additions and 75 deletions.
diff --git a/src/hotspot/cpu/zero/zeroInterpreter_zero.cpp b/src/hotspot/cpu/zero/zeroInterpreter_zero.cpp
@@ -186,9 +186,17 @@ void ZeroInterpreter::main_loop(int recurse, TRAPS) {
 
     // Call the interpreter
     if (JvmtiExport::can_post_interpreter_events()) {
-      BytecodeInterpreter::run<true>(istate);
+      if (RewriteBytecodes) {
+        BytecodeInterpreter::run<true, true>(istate);
+      } else {
+        BytecodeInterpreter::run<true, false>(istate);
+      }
     } else {
-      BytecodeInterpreter::run<false>(istate);
+      if (RewriteBytecodes) {
+        BytecodeInterpreter::run<false, true>(istate);
+      } else {
+        BytecodeInterpreter::run<false, false>(istate);
+      }
     }
     fixup_after_potential_safepoint();