810 // sin and cos need two free fpu stack slots, so register two temporary operands
811 LIR_Opr tmp1 = FrameMap::caller_save_fpu_reg_at(0);
812 LIR_Opr tmp2 = FrameMap::caller_save_fpu_reg_at(1);
813
814 if (use_fpu) {
815 LIR_Opr tmp = FrameMap::fpu0_double_opr;
816 __ move(calc_input, tmp);
817
818 calc_input = tmp;
819 calc_result = tmp;
820 tmp1 = FrameMap::caller_save_fpu_reg_at(1);
821 tmp2 = FrameMap::caller_save_fpu_reg_at(2);
822 }
823
824 switch(x->id()) {
825 case vmIntrinsics::_dabs: __ abs (calc_input, calc_result, LIR_OprFact::illegalOpr); break;
826 case vmIntrinsics::_dsqrt: __ sqrt (calc_input, calc_result, LIR_OprFact::illegalOpr); break;
827 case vmIntrinsics::_dsin: __ sin (calc_input, calc_result, tmp1, tmp2); break;
828 case vmIntrinsics::_dcos: __ cos (calc_input, calc_result, tmp1, tmp2); break;
829 case vmIntrinsics::_dtan: __ tan (calc_input, calc_result, tmp1, tmp2); break;
830 case vmIntrinsics::_dlog: __ log (calc_input, calc_result, LIR_OprFact::illegalOpr); break;
831 case vmIntrinsics::_dlog10: __ log10(calc_input, calc_result, LIR_OprFact::illegalOpr); break;
832 default: ShouldNotReachHere();
833 }
834
835 if (use_fpu) {
836 __ move(calc_result, x->operand());
837 }
838 }
839
840
841 void LIRGenerator::do_ArrayCopy(Intrinsic* x) {
842 assert(x->number_of_arguments() == 5, "wrong type");
843 LIRItem src(x->argument_at(0), this);
844 LIRItem src_pos(x->argument_at(1), this);
845 LIRItem dst(x->argument_at(2), this);
846 LIRItem dst_pos(x->argument_at(3), this);
847 LIRItem length(x->argument_at(4), this);
848
849 // operands for arraycopy must use fixed registers, otherwise
850 // LinearScan will fail allocation (because arraycopy always needs a
851 // call)
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810 // sin and cos need two free fpu stack slots, so register two temporary operands
811 LIR_Opr tmp1 = FrameMap::caller_save_fpu_reg_at(0);
812 LIR_Opr tmp2 = FrameMap::caller_save_fpu_reg_at(1);
813
814 if (use_fpu) {
815 LIR_Opr tmp = FrameMap::fpu0_double_opr;
816 __ move(calc_input, tmp);
817
818 calc_input = tmp;
819 calc_result = tmp;
820 tmp1 = FrameMap::caller_save_fpu_reg_at(1);
821 tmp2 = FrameMap::caller_save_fpu_reg_at(2);
822 }
823
824 switch(x->id()) {
825 case vmIntrinsics::_dabs: __ abs (calc_input, calc_result, LIR_OprFact::illegalOpr); break;
826 case vmIntrinsics::_dsqrt: __ sqrt (calc_input, calc_result, LIR_OprFact::illegalOpr); break;
827 case vmIntrinsics::_dsin: __ sin (calc_input, calc_result, tmp1, tmp2); break;
828 case vmIntrinsics::_dcos: __ cos (calc_input, calc_result, tmp1, tmp2); break;
829 case vmIntrinsics::_dtan: __ tan (calc_input, calc_result, tmp1, tmp2); break;
830 case vmIntrinsics::_dlog: __ log (calc_input, calc_result, tmp1); break;
831 case vmIntrinsics::_dlog10: __ log10(calc_input, calc_result, tmp1); break;
832 default: ShouldNotReachHere();
833 }
834
835 if (use_fpu) {
836 __ move(calc_result, x->operand());
837 }
838 }
839
840
841 void LIRGenerator::do_ArrayCopy(Intrinsic* x) {
842 assert(x->number_of_arguments() == 5, "wrong type");
843 LIRItem src(x->argument_at(0), this);
844 LIRItem src_pos(x->argument_at(1), this);
845 LIRItem dst(x->argument_at(2), this);
846 LIRItem dst_pos(x->argument_at(3), this);
847 LIRItem length(x->argument_at(4), this);
848
849 // operands for arraycopy must use fixed registers, otherwise
850 // LinearScan will fail allocation (because arraycopy always needs a
851 // call)
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