1 /*
2 * Copyright (c) 2023 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16 #include <set>
17 #include "emit.h"
18
19 namespace maplebe {
20 using namespace maple;
21
22 uint32 VregInfo::virtualRegCount = kBaseVirtualRegNO;
23 uint32 VregInfo::maxRegCount = 0;
24 std::vector<VirtualRegNode> VregInfo::vRegTable;
25 std::unordered_map<regno_t, RegOperand *> VregInfo::vRegOperandTable;
26 /* There are two builders, cgfunc builder (original code selector) and irbuilder (abstract).
27 * This is to prevent conflict between the two for VregInfo as for arm64 both co-exists.
28 * When switching to irbuilder completely, then this bool can go away.
29 */
30 bool VregInfo::initialized = false;
31
SetTarget(CG &target)32 void Globals::SetTarget(CG &target)
33 {
34 cg = ⌖
35 }
GetTarget() const36 const CG *Globals::GetTarget() const
37 {
38 DEBUG_ASSERT(cg, " set target info please ");
39 return cg;
40 }
41
42 CGFunc *CG::currentCGFunction = nullptr;
43 std::map<MIRFunction *, std::pair<LabelIdx, LabelIdx>> CG::funcWrapLabels;
44
~CG()45 CG::~CG()
46 {
47 Emit([](Emitter *emitter) {
48 emitter->CloseOutput();
49 });
50 delete memPool;
51 memPool = nullptr;
52 mirModule = nullptr;
53 emitters.clear();
54 currentCGFunction = nullptr;
55 dbgTraceEnter = nullptr;
56 dbgTraceExit = nullptr;
57 dbgFuncProfile = nullptr;
58 }
59
EmitAllEmitters(const std::function<void(Emitter *)>& cb) const60 void CG::EmitAllEmitters(const std::function<void(Emitter *)>& cb) const
61 {
62 DEBUG_ASSERT(!emitters.empty(), "Emitter were not set");
63 DEBUG_ASSERT(emitters.size() <= 2U, "Emitters number isn't correct");
64 for (auto emitter: emitters) {
65 cb(emitter);
66 }
67 }
68
EmitAsmEmitters(const std::function<void(Emitter *)>& cb) const69 void CG::EmitAsmEmitters(const std::function<void(Emitter *)>& cb) const
70 {
71 if (emitters.size() == 2U) {
72 cb(emitters[1]);
73 }
74 }
75
EmitObjEmitters(const std::function<void(Emitter *)>& cb) const76 void CG::EmitObjEmitters(const std::function<void(Emitter *)>& cb) const
77 {
78 DEBUG_ASSERT(!emitters.empty(), "ObjEmmiter wasn't set");
79 cb(emitters[0]);
80 }
81
82 } /* namespace maplebe */
83