1 /*
2 * Copyright (c) 1999, 2010, Oracle and/or its affiliates. All rights reserved.
3 * Copyright (c) 2014, Red Hat Inc. All rights reserved.
4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
5 *
6 * This code is free software; you can redistribute it and/or modify it
7 * under the terms of the GNU General Public License version 2 only, as
8 * published by the Free Software Foundation.
9 *
10 * This code is distributed in the hope that it will be useful, but WITHOUT
11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
13 * version 2 for more details (a copy is included in the LICENSE file that
14 * accompanied this code).
15 *
16 * You should have received a copy of the GNU General Public License version
17 * 2 along with this work; if not, write to the Free Software Foundation,
18 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
19 *
20 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
21 * or visit www.oracle.com if you need additional information or have any
22 * questions.
28 #include "c1/c1_LIR.hpp"
29 #include "runtime/sharedRuntime.hpp"
30 #include "vmreg_aarch64.inline.hpp"
31
32 LIR_Opr FrameMap::map_to_opr(BasicType type, VMRegPair* reg, bool) {
33 LIR_Opr opr = LIR_OprFact::illegalOpr;
34 VMReg r_1 = reg->first();
35 VMReg r_2 = reg->second();
36 if (r_1->is_stack()) {
37 // Convert stack slot to an SP offset
38 // The calling convention does not count the SharedRuntime::out_preserve_stack_slots() value
39 // so we must add it in here.
40 int st_off = (r_1->reg2stack() + SharedRuntime::out_preserve_stack_slots()) * VMRegImpl::stack_slot_size;
41 opr = LIR_OprFact::address(new LIR_Address(sp_opr, st_off, type));
42 } else if (r_1->is_Register()) {
43 Register reg = r_1->as_Register();
44 if (r_2->is_Register() && (type == T_LONG || type == T_DOUBLE)) {
45 Register reg2 = r_2->as_Register();
46 assert(reg2 == reg, "must be same register");
47 opr = as_long_opr(reg);
48 } else if (type == T_OBJECT || type == T_ARRAY) {
49 opr = as_oop_opr(reg);
50 } else if (type == T_METADATA) {
51 opr = as_metadata_opr(reg);
52 } else {
53 opr = as_opr(reg);
54 }
55 } else if (r_1->is_FloatRegister()) {
56 assert(type == T_DOUBLE || type == T_FLOAT, "wrong type");
57 int num = r_1->as_FloatRegister()->encoding();
58 if (type == T_FLOAT) {
59 opr = LIR_OprFact::single_fpu(num);
60 } else {
61 opr = LIR_OprFact::double_fpu(num);
62 }
63 } else {
64 ShouldNotReachHere();
65 }
66 return opr;
67 }
68
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1 /*
2 * Copyright (c) 1999, 2019, Oracle and/or its affiliates. All rights reserved.
3 * Copyright (c) 2014, Red Hat Inc. All rights reserved.
4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
5 *
6 * This code is free software; you can redistribute it and/or modify it
7 * under the terms of the GNU General Public License version 2 only, as
8 * published by the Free Software Foundation.
9 *
10 * This code is distributed in the hope that it will be useful, but WITHOUT
11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
13 * version 2 for more details (a copy is included in the LICENSE file that
14 * accompanied this code).
15 *
16 * You should have received a copy of the GNU General Public License version
17 * 2 along with this work; if not, write to the Free Software Foundation,
18 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
19 *
20 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
21 * or visit www.oracle.com if you need additional information or have any
22 * questions.
28 #include "c1/c1_LIR.hpp"
29 #include "runtime/sharedRuntime.hpp"
30 #include "vmreg_aarch64.inline.hpp"
31
32 LIR_Opr FrameMap::map_to_opr(BasicType type, VMRegPair* reg, bool) {
33 LIR_Opr opr = LIR_OprFact::illegalOpr;
34 VMReg r_1 = reg->first();
35 VMReg r_2 = reg->second();
36 if (r_1->is_stack()) {
37 // Convert stack slot to an SP offset
38 // The calling convention does not count the SharedRuntime::out_preserve_stack_slots() value
39 // so we must add it in here.
40 int st_off = (r_1->reg2stack() + SharedRuntime::out_preserve_stack_slots()) * VMRegImpl::stack_slot_size;
41 opr = LIR_OprFact::address(new LIR_Address(sp_opr, st_off, type));
42 } else if (r_1->is_Register()) {
43 Register reg = r_1->as_Register();
44 if (r_2->is_Register() && (type == T_LONG || type == T_DOUBLE)) {
45 Register reg2 = r_2->as_Register();
46 assert(reg2 == reg, "must be same register");
47 opr = as_long_opr(reg);
48 } else if (is_reference_type(type)) {
49 opr = as_oop_opr(reg);
50 } else if (type == T_METADATA) {
51 opr = as_metadata_opr(reg);
52 } else {
53 opr = as_opr(reg);
54 }
55 } else if (r_1->is_FloatRegister()) {
56 assert(type == T_DOUBLE || type == T_FLOAT, "wrong type");
57 int num = r_1->as_FloatRegister()->encoding();
58 if (type == T_FLOAT) {
59 opr = LIR_OprFact::single_fpu(num);
60 } else {
61 opr = LIR_OprFact::double_fpu(num);
62 }
63 } else {
64 ShouldNotReachHere();
65 }
66 return opr;
67 }
68
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