1177 static void gen_special_dispatch(MacroAssembler* masm,
1178 methodHandle method,
1179 const BasicType* sig_bt,
1180 const VMRegPair* regs) {
1181 verify_oop_args(masm, method, sig_bt, regs);
1182 vmIntrinsics::ID iid = method->intrinsic_id();
1183
1184 // Now write the args into the outgoing interpreter space
1185 bool has_receiver = false;
1186 Register receiver_reg = noreg;
1187 int member_arg_pos = -1;
1188 Register member_reg = noreg;
1189 int ref_kind = MethodHandles::signature_polymorphic_intrinsic_ref_kind(iid);
1190 if (ref_kind != 0) {
1191 member_arg_pos = method->size_of_parameters() - 1; // trailing MemberName argument
1192 member_reg = r19; // known to be free at this point
1193 has_receiver = MethodHandles::ref_kind_has_receiver(ref_kind);
1194 } else if (iid == vmIntrinsics::_invokeBasic) {
1195 has_receiver = true;
1196 } else {
1197 fatal(err_msg_res("unexpected intrinsic id %d", iid));
1198 }
1199
1200 if (member_reg != noreg) {
1201 // Load the member_arg into register, if necessary.
1202 SharedRuntime::check_member_name_argument_is_last_argument(method, sig_bt, regs);
1203 VMReg r = regs[member_arg_pos].first();
1204 if (r->is_stack()) {
1205 __ ldr(member_reg, Address(sp, r->reg2stack() * VMRegImpl::stack_slot_size));
1206 } else {
1207 // no data motion is needed
1208 member_reg = r->as_Register();
1209 }
1210 }
1211
1212 if (has_receiver) {
1213 // Make sure the receiver is loaded into a register.
1214 assert(method->size_of_parameters() > 0, "oob");
1215 assert(sig_bt[0] == T_OBJECT, "receiver argument must be an object");
1216 VMReg r = regs[0].first();
1217 assert(r->is_valid(), "bad receiver arg");
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1177 static void gen_special_dispatch(MacroAssembler* masm,
1178 methodHandle method,
1179 const BasicType* sig_bt,
1180 const VMRegPair* regs) {
1181 verify_oop_args(masm, method, sig_bt, regs);
1182 vmIntrinsics::ID iid = method->intrinsic_id();
1183
1184 // Now write the args into the outgoing interpreter space
1185 bool has_receiver = false;
1186 Register receiver_reg = noreg;
1187 int member_arg_pos = -1;
1188 Register member_reg = noreg;
1189 int ref_kind = MethodHandles::signature_polymorphic_intrinsic_ref_kind(iid);
1190 if (ref_kind != 0) {
1191 member_arg_pos = method->size_of_parameters() - 1; // trailing MemberName argument
1192 member_reg = r19; // known to be free at this point
1193 has_receiver = MethodHandles::ref_kind_has_receiver(ref_kind);
1194 } else if (iid == vmIntrinsics::_invokeBasic) {
1195 has_receiver = true;
1196 } else {
1197 fatal("unexpected intrinsic id %d", iid);
1198 }
1199
1200 if (member_reg != noreg) {
1201 // Load the member_arg into register, if necessary.
1202 SharedRuntime::check_member_name_argument_is_last_argument(method, sig_bt, regs);
1203 VMReg r = regs[member_arg_pos].first();
1204 if (r->is_stack()) {
1205 __ ldr(member_reg, Address(sp, r->reg2stack() * VMRegImpl::stack_slot_size));
1206 } else {
1207 // no data motion is needed
1208 member_reg = r->as_Register();
1209 }
1210 }
1211
1212 if (has_receiver) {
1213 // Make sure the receiver is loaded into a register.
1214 assert(method->size_of_parameters() > 0, "oob");
1215 assert(sig_bt[0] == T_OBJECT, "receiver argument must be an object");
1216 VMReg r = regs[0].first();
1217 assert(r->is_valid(), "bad receiver arg");
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