Mercurial > hg > truffle
diff src/cpu/x86/vm/sharedRuntime_x86_64.cpp @ 165:437d03ea40b1
6703888: Compressed Oops: use the 32-bits gap after klass in a object
Summary: Use the gap also for a narrow oop field and a boxing object value.
Reviewed-by: coleenp, never
author | kvn |
---|---|
date | Wed, 21 May 2008 16:31:35 -0700 |
parents | 018d5b58dd4f |
children | d1605aabd0a1 |
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--- a/src/cpu/x86/vm/sharedRuntime_x86_64.cpp Wed May 21 13:46:23 2008 -0700 +++ b/src/cpu/x86/vm/sharedRuntime_x86_64.cpp Wed May 21 16:31:35 2008 -0700 @@ -1950,7 +1950,6 @@ int total_strings = 0; int first_arg_to_pass = 0; int total_c_args = 0; - int box_offset = java_lang_boxing_object::value_offset_in_bytes(); // Skip the receiver as dtrace doesn't want to see it if( !method->is_static() ) { @@ -2197,8 +2196,10 @@ __ testq(in_reg, in_reg); __ jcc(Assembler::zero, skipUnbox); + BasicType bt = out_sig_bt[c_arg]; + int box_offset = java_lang_boxing_object::value_offset_in_bytes(bt); Address src1(in_reg, box_offset); - if ( out_sig_bt[c_arg] == T_LONG ) { + if ( bt == T_LONG ) { __ movq(in_reg, src1); __ movq(stack_dst, in_reg); assert(out_sig_bt[c_arg+1] == T_VOID, "must be"); @@ -2460,8 +2461,10 @@ Label skip; __ testq(r, r); __ jcc(Assembler::equal, skip); + BasicType bt = out_sig_bt[c_arg]; + int box_offset = java_lang_boxing_object::value_offset_in_bytes(bt); Address src1(r, box_offset); - if ( out_sig_bt[c_arg] == T_LONG ) { + if ( bt == T_LONG ) { __ movq(r, src1); } else { __ movl(r, src1);