Mercurial > hg > graal-jvmci-8

diff src/share/vm/oops/method.cpp @ 20651:600c44255e5f

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8056071: compiler/whitebox/IsMethodCompilableTest.java fails with 'method() is not compilable after 3 iterations' Summary: Always use MDO if valid and always compile trivial methods with C1 if available. Reviewed-by: kvn, iveresov
author thartmann
date Tue, 11 Nov 2014 11:05:41 +0100
parents b12a2a9b05ca
children 7848fc12602b fdde6a70ea85
line wrap: on
line diff
--- a/src/share/vm/oops/method.cpp	Tue Nov 18 00:56:42 2014 +0000
+++ b/src/share/vm/oops/method.cpp	Tue Nov 11 11:05:41 2014 +0100
@@ -558,6 +558,15 @@
   return true;
 }
 
+bool Method::is_constant_getter() const {
+  int last_index = code_size() - 1;
+  // Check if the first 1-3 bytecodes are a constant push
+  // and the last bytecode is a return.
+  return (2 <= code_size() && code_size() <= 4 &&
+          Bytecodes::is_const(java_code_at(0)) &&
+          Bytecodes::length_for(java_code_at(0)) == last_index &&
+          Bytecodes::is_return(java_code_at(last_index)));
+}
 
 bool Method::is_initializer() const {
   return name() == vmSymbols::object_initializer_name() || is_static_initializer();