Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(844)

Side by Side Diff: runtime/vm/stub_code.cc

Issue 1192103004: VM: New calling convention for generated code. (Closed) Base URL: git@github.com:dart-lang/sdk.git@master
Patch Set: Created 5 years, 6 months ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View unified diff | Download patch
OLDNEW
1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file 1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
2 // for details. All rights reserved. Use of this source code is governed by a 2 // for details. All rights reserved. Use of this source code is governed by a
3 // BSD-style license that can be found in the LICENSE file. 3 // BSD-style license that can be found in the LICENSE file.
4 4
5 #include "vm/stub_code.h" 5 #include "vm/stub_code.h"
6 6
7 #include "platform/assert.h" 7 #include "platform/assert.h"
8 #include "platform/globals.h" 8 #include "platform/globals.h"
9 #include "vm/assembler.h" 9 #include "vm/assembler.h"
10 #include "vm/disassembler.h" 10 #include "vm/disassembler.h"
(...skipping 138 matching lines...) Expand 10 before | Expand all | Expand 10 after
149 } 149 }
150 stub ^= Code::FinalizeCode(name, &assembler); 150 stub ^= Code::FinalizeCode(name, &assembler);
151 stub.set_owner(cls); 151 stub.set_owner(cls);
152 cls.set_allocation_stub(stub); 152 cls.set_allocation_stub(stub);
153 if (FLAG_disassemble_stubs) { 153 if (FLAG_disassemble_stubs) {
154 LogBlock lb(Isolate::Current()); 154 LogBlock lb(Isolate::Current());
155 ISL_Print("Code for allocation stub '%s': {\n", name); 155 ISL_Print("Code for allocation stub '%s': {\n", name);
156 DisassembleToStdout formatter; 156 DisassembleToStdout formatter;
157 stub.Disassemble(&formatter); 157 stub.Disassemble(&formatter);
158 ISL_Print("}\n"); 158 ISL_Print("}\n");
159 const ObjectPool& object_pool = ObjectPool::Handle( 159 const ObjectPool& object_pool = ObjectPool::Handle(stub.object_pool());
160 Instructions::Handle(stub.instructions()).object_pool());
161 object_pool.DebugPrint(); 160 object_pool.DebugPrint();
162 } 161 }
163 stub.set_entry_patch_pc_offset(entry_patch_offset); 162 stub.set_entry_patch_pc_offset(entry_patch_offset);
164 stub.set_patch_code_pc_offset(patch_code_offset); 163 stub.set_patch_code_pc_offset(patch_code_offset);
165 } 164 }
166 return stub.raw(); 165 return stub.raw();
167 } 166 }
168 167
169 168
170 uword StubCode::UnoptimizedStaticCallEntryPoint(intptr_t num_args_tested) { 169 uword StubCode::UnoptimizedStaticCallEntryPoint(intptr_t num_args_tested) {
171 switch (num_args_tested) { 170 switch (num_args_tested) {
172 case 0: 171 case 0:
173 return ZeroArgsUnoptimizedStaticCallEntryPoint(); 172 return ZeroArgsUnoptimizedStaticCallEntryPoint();
174 case 1: 173 case 1:
175 return OneArgUnoptimizedStaticCallEntryPoint(); 174 return OneArgUnoptimizedStaticCallEntryPoint();
176 case 2: 175 case 2:
177 return TwoArgsUnoptimizedStaticCallEntryPoint(); 176 return TwoArgsUnoptimizedStaticCallEntryPoint();
178 default: 177 default:
179 UNIMPLEMENTED(); 178 UNIMPLEMENTED();
180 return 0; 179 return 0;
181 } 180 }
182 } 181 }
183 182
184 183
184 RawCode* StubCode::UnoptimizedStaticCallCode(intptr_t num_args_tested) {
185 switch (num_args_tested) {
186 case 0:
187 return ZeroArgsUnoptimizedStaticCallCode();
188 case 1:
189 return OneArgUnoptimizedStaticCallCode();
190 case 2:
191 return TwoArgsUnoptimizedStaticCallCode();
192 default:
193 UNIMPLEMENTED();
194 return 0;
195 }
196 }
197
198
185 RawCode* StubCode::Generate(const char* name, 199 RawCode* StubCode::Generate(const char* name,
186 void (*GenerateStub)(Assembler* assembler)) { 200 void (*GenerateStub)(Assembler* assembler)) {
187 Assembler assembler; 201 Assembler assembler;
188 GenerateStub(&assembler); 202 GenerateStub(&assembler);
189 const Code& code = Code::Handle(Code::FinalizeCode(name, &assembler)); 203 const Code& code = Code::Handle(Code::FinalizeCode(name, &assembler));
190 if (FLAG_disassemble_stubs) { 204 if (FLAG_disassemble_stubs) {
191 LogBlock lb(Isolate::Current()); 205 LogBlock lb(Isolate::Current());
192 ISL_Print("Code for stub '%s': {\n", name); 206 ISL_Print("Code for stub '%s': {\n", name);
193 DisassembleToStdout formatter; 207 DisassembleToStdout formatter;
194 code.Disassemble(&formatter); 208 code.Disassemble(&formatter);
195 ISL_Print("}\n"); 209 ISL_Print("}\n");
196 const ObjectPool& object_pool = ObjectPool::Handle( 210 const ObjectPool& object_pool = ObjectPool::Handle(code.object_pool());
197 Instructions::Handle(code.instructions()).object_pool());
198 object_pool.DebugPrint(); 211 object_pool.DebugPrint();
199 } 212 }
200 return code.raw(); 213 return code.raw();
201 } 214 }
202 215
203 216
204 const char* StubCode::NameOfStub(uword entry_point) { 217 const char* StubCode::NameOfStub(uword entry_point) {
205 #define VM_STUB_CODE_TESTER(name) \ 218 #define VM_STUB_CODE_TESTER(name) \
206 if ((name##_entry() != NULL) && (entry_point == name##EntryPoint())) { \ 219 if ((name##_entry() != NULL) && (entry_point == name##EntryPoint())) { \
207 return ""#name; \ 220 return ""#name; \
208 } 221 }
209 VM_STUB_CODE_LIST(VM_STUB_CODE_TESTER); 222 VM_STUB_CODE_LIST(VM_STUB_CODE_TESTER);
210 223
211 #define STUB_CODE_TESTER(name) \ 224 #define STUB_CODE_TESTER(name) \
212 if ((isolate->stub_code()->name##_entry() != NULL) && \ 225 if ((isolate->stub_code()->name##_entry() != NULL) && \
213 (entry_point == isolate->stub_code()->name##EntryPoint())) { \ 226 (entry_point == isolate->stub_code()->name##EntryPoint())) { \
214 return ""#name; \ 227 return ""#name; \
215 } 228 }
216 Isolate* isolate = Isolate::Current(); 229 Isolate* isolate = Isolate::Current();
217 if ((isolate != NULL) && (isolate->stub_code() != NULL)) { 230 if ((isolate != NULL) && (isolate->stub_code() != NULL)) {
218 STUB_CODE_LIST(STUB_CODE_TESTER); 231 STUB_CODE_LIST(STUB_CODE_TESTER);
219 } 232 }
220 #undef VM_STUB_CODE_TESTER 233 #undef VM_STUB_CODE_TESTER
221 #undef STUB_CODE_TESTER 234 #undef STUB_CODE_TESTER
222 return NULL; 235 return NULL;
223 } 236 }
224 237
225 } // namespace dart 238 } // namespace dart
OLDNEW

Powered by Google App Engine
This is Rietveld 408576698