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
as_float_reg() const31 FloatRegister LIR_OprDesc::as_float_reg() const {
32 ShouldNotReachHere();
33 return fnoreg;
34 }
35
as_double_reg() const36 FloatRegister LIR_OprDesc::as_double_reg() const {
37 ShouldNotReachHere();
38 return fnoreg;
39 }
40
as_xmm_float_reg() const41 XMMRegister LIR_OprDesc::as_xmm_float_reg() const {
42 return FrameMap::nr2xmmreg(xmm_regnr());
43 }
44
as_xmm_double_reg() const45 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.
double_fpu(int reg1,int reg2)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
verify() const61 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
75