# HG changeset patch
# User iveresov
# Date 1334196946 25200
# Node ID 3576af4cb93994d0004963c6ecc6d1ca2cf98898
# Parent  c7ed11779ce87c970425c717f2df055270023aec
7160539: JDeveloper crashes on 64-bit Windows
Summary: x64 C1 needs to zero upper 32bits when doing l2i conversion
Reviewed-by: never, kvn

diff -r c7ed11779ce8 -r 3576af4cb939 src/cpu/x86/vm/c1_LIRAssembler_x86.cpp
--- a/src/cpu/x86/vm/c1_LIRAssembler_x86.cpp	Tue Apr 10 09:31:04 2012 -0700
+++ b/src/cpu/x86/vm/c1_LIRAssembler_x86.cpp	Wed Apr 11 19:15:46 2012 -0700
@@ -1462,7 +1462,11 @@
       break;
 
     case Bytecodes::_l2i:
+#ifdef _LP64
+      __ movl(dest->as_register(), src->as_register_lo());
+#else
       move_regs(src->as_register_lo(), dest->as_register());
+#endif
       break;
 
     case Bytecodes::_i2b: