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comparison src/share/vm/runtime/sharedRuntime.cpp @ 14465:28f281e8de1d

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Merge
author kvn
date Thu, 20 Feb 2014 12:20:56 -0800
parents e6195383bcaf 8a9bb7821e28
children d8041d695d19
comparison
equal deleted inserted replaced
14382:805784307dca 14465:28f281e8de1d
398 return (f <= (double)0.0) ? (double)0.0 - f : f; 398 return (f <= (double)0.0) ? (double)0.0 - f : f;
399 } 399 }
400 400
401 #endif 401 #endif
402 402
403 #if defined(__SOFTFP__) || defined(PPC) 403 #if defined(__SOFTFP__) || defined(PPC32)
404 double SharedRuntime::dsqrt(double f) { 404 double SharedRuntime::dsqrt(double f) {
405 return sqrt(f); 405 return sqrt(f);
406 } 406 }
407 #endif 407 #endif
408 408
2722 assert(TypeArrayKlass::cast(jlsValue->klass())->element_type() == T_CHAR, "compressed string"); 2722 assert(TypeArrayKlass::cast(jlsValue->klass())->element_type() == T_CHAR, "compressed string");
2723 (void) UNICODE::as_utf8(jlsPos, jlsLen, (char *)dst, max_dtrace_string_size); 2723 (void) UNICODE::as_utf8(jlsPos, jlsLen, (char *)dst, max_dtrace_string_size);
2724 } 2724 }
2725 #endif // ndef HAVE_DTRACE_H 2725 #endif // ndef HAVE_DTRACE_H
2726 2726
2727 int SharedRuntime::convert_ints_to_longints_argcnt(int in_args_count, BasicType* in_sig_bt) {
2728 int argcnt = in_args_count;
2729 if (CCallingConventionRequiresIntsAsLongs) {
2730 for (int in = 0; in < in_args_count; in++) {
2731 BasicType bt = in_sig_bt[in];
2732 switch (bt) {
2733 case T_BOOLEAN:
2734 case T_CHAR:
2735 case T_BYTE:
2736 case T_SHORT:
2737 case T_INT:
2738 argcnt++;
2739 break;
2740 default:
2741 break;
2742 }
2743 }
2744 } else {
2745 assert(0, "This should not be needed on this platform");
2746 }
2747
2748 return argcnt;
2749 }
2750
2751 void SharedRuntime::convert_ints_to_longints(int i2l_argcnt, int& in_args_count,
2752 BasicType*& in_sig_bt, VMRegPair*& in_regs) {
2753 if (CCallingConventionRequiresIntsAsLongs) {
2754 VMRegPair *new_in_regs = NEW_RESOURCE_ARRAY(VMRegPair, i2l_argcnt);
2755 BasicType *new_in_sig_bt = NEW_RESOURCE_ARRAY(BasicType, i2l_argcnt);
2756
2757 int argcnt = 0;
2758 for (int in = 0; in < in_args_count; in++, argcnt++) {
2759 BasicType bt = in_sig_bt[in];
2760 VMRegPair reg = in_regs[in];
2761 switch (bt) {
2762 case T_BOOLEAN:
2763 case T_CHAR:
2764 case T_BYTE:
2765 case T_SHORT:
2766 case T_INT:
2767 // Convert (bt) to (T_LONG,bt).
2768 new_in_sig_bt[argcnt ] = T_LONG;
2769 new_in_sig_bt[argcnt+1] = bt;
2770 assert(reg.first()->is_valid() && !reg.second()->is_valid(), "");
2771 new_in_regs[argcnt ].set2(reg.first());
2772 new_in_regs[argcnt+1].set_bad();
2773 argcnt++;
2774 break;
2775 default:
2776 // No conversion needed.
2777 new_in_sig_bt[argcnt] = bt;
2778 new_in_regs[argcnt] = reg;
2779 break;
2780 }
2781 }
2782 assert(argcnt == i2l_argcnt, "must match");
2783
2784 in_regs = new_in_regs;
2785 in_sig_bt = new_in_sig_bt;
2786 in_args_count = i2l_argcnt;
2787 } else {
2788 assert(0, "This should not be needed on this platform");
2789 }
2790 }
2791
2727 // ------------------------------------------------------------------------- 2792 // -------------------------------------------------------------------------
2728 // Java-Java calling convention 2793 // Java-Java calling convention
2729 // (what you use when Java calls Java) 2794 // (what you use when Java calls Java)
2730 2795
2731 //------------------------------name_for_receiver---------------------------------- 2796 //------------------------------name_for_receiver----------------------------------