Mercurial > hg > graal-jvmci-8

diff src/cpu/x86/vm/macroAssembler_x86.hpp @ 8873:e961c11b85fe

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8011102: Clear AVX registers after return from JNI call Summary: Execute vzeroupper instruction after JNI call and on exits in jit compiled code which use 256bit vectors. Reviewed-by: roland
author kvn
date Wed, 03 Apr 2013 11:12:57 -0700
parents 8391fdd36e1f
children b800986664f4
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line diff
--- a/src/cpu/x86/vm/macroAssembler_x86.hpp	Tue Apr 02 09:30:07 2013 +0200
+++ b/src/cpu/x86/vm/macroAssembler_x86.hpp	Wed Apr 03 11:12:57 2013 -0700
@@ -582,6 +582,9 @@
   // only if +VerifyFPU
   void verify_FPU(int stack_depth, const char* s = "illegal FPU state");
 
+  // Verify or restore cpu control state after JNI call
+  void restore_cpu_control_state_after_jni();
+
   // prints msg, dumps registers and stops execution
   void stop(const char* msg);