1 /* 2 * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 * 23 */ 24 25 #include "precompiled.hpp" 26 #include "asm/register.hpp" 27 #include "c1/c1_FrameMap.hpp" 28 #include "c1/c1_LIR.hpp" 29 30 31 FloatRegister LIR_OprDesc::as_float_reg() const { 32 ShouldNotReachHere(); 33 return fnoreg; 34 } 35 36 FloatRegister LIR_OprDesc::as_double_reg() const { 37 ShouldNotReachHere(); 38 return fnoreg; 39 } 40 41 XMMRegister LIR_OprDesc::as_xmm_float_reg() const { 42 return FrameMap::nr2xmmreg(xmm_regnr()); 43 } 44 45 XMMRegister LIR_OprDesc::as_xmm_double_reg() const { 46 assert(xmm_regnrLo() == xmm_regnrHi(), "assumed in calculation"); 47 return FrameMap::nr2xmmreg(xmm_regnrLo()); 48 } 49 50 // Reg2 unused. 51 LIR_Opr LIR_OprFact::double_fpu(int reg1, int reg2) { 52 assert(as_FloatRegister(reg2) == fnoreg, "Not used on this platform"); 53 return (LIR_Opr)(intptr_t)((reg1 << LIR_OprDesc::reg1_shift) | 54 (reg1 << LIR_OprDesc::reg2_shift) | 55 LIR_OprDesc::double_type | 56 LIR_OprDesc::fpu_register | 57 LIR_OprDesc::double_size); 58 } 59 60 #ifndef PRODUCT 61 void LIR_Address::verify() const { 62 #ifdef _LP64 63 assert(base()->is_cpu_register(), "wrong base operand"); 64 assert(index()->is_illegal() || index()->is_double_cpu(), "wrong index operand"); 65 assert(base()->type() == T_OBJECT || base()->type() == T_LONG || base()->type() == T_METADATA, 66 "wrong type for addresses"); 67 #else 68 assert(base()->is_single_cpu(), "wrong base operand"); 69 assert(index()->is_illegal() || index()->is_single_cpu(), "wrong index operand"); 70 assert(base()->type() == T_OBJECT || base()->type() == T_INT || base()->type() == T_METADATA, 71 "wrong type for addresses"); 72 #endif 73 } 74 #endif // PRODUCT