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Side by Side Diff: src/mips/assembler-mips-inl.h

Issue 8139027: Version 3.6.5 (Closed) Base URL: http://v8.googlecode.com/svn/trunk/
Patch Set: '' Created 9 years, 2 months ago
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1 // Copyright (c) 1994-2006 Sun Microsystems Inc. 1 // Copyright (c) 1994-2006 Sun Microsystems Inc.
2 // All Rights Reserved. 2 // All Rights Reserved.
3 // 3 //
4 // Redistribution and use in source and binary forms, with or without 4 // Redistribution and use in source and binary forms, with or without
5 // modification, are permitted provided that the following conditions are 5 // modification, are permitted provided that the following conditions are
6 // met: 6 // met:
7 // 7 //
8 // - Redistributions of source code must retain the above copyright notice, 8 // - Redistributions of source code must retain the above copyright notice,
9 // this list of conditions and the following disclaimer. 9 // this list of conditions and the following disclaimer.
10 // 10 //
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237 Instr current_instr = Assembler::instr_at(pc_); 237 Instr current_instr = Assembler::instr_at(pc_);
238 return !Assembler::IsNop(current_instr, Assembler::DEBUG_BREAK_NOP); 238 return !Assembler::IsNop(current_instr, Assembler::DEBUG_BREAK_NOP);
239 } 239 }
240 240
241 241
242 void RelocInfo::Visit(ObjectVisitor* visitor) { 242 void RelocInfo::Visit(ObjectVisitor* visitor) {
243 RelocInfo::Mode mode = rmode(); 243 RelocInfo::Mode mode = rmode();
244 if (mode == RelocInfo::EMBEDDED_OBJECT) { 244 if (mode == RelocInfo::EMBEDDED_OBJECT) {
245 Object** p = target_object_address(); 245 Object** p = target_object_address();
246 Object* orig = *p; 246 Object* orig = *p;
247 visitor->VisitPointer(p); 247 visitor->VisitEmbeddedPointer(host(), p);
248 if (*p != orig) { 248 if (*p != orig) {
249 set_target_object(*p); 249 set_target_object(*p);
250 } 250 }
251 } else if (RelocInfo::IsCodeTarget(mode)) { 251 } else if (RelocInfo::IsCodeTarget(mode)) {
252 visitor->VisitCodeTarget(this); 252 visitor->VisitCodeTarget(this);
253 } else if (mode == RelocInfo::GLOBAL_PROPERTY_CELL) { 253 } else if (mode == RelocInfo::GLOBAL_PROPERTY_CELL) {
254 visitor->VisitGlobalPropertyCell(this); 254 visitor->VisitGlobalPropertyCell(this);
255 } else if (mode == RelocInfo::EXTERNAL_REFERENCE) { 255 } else if (mode == RelocInfo::EXTERNAL_REFERENCE) {
256 visitor->VisitExternalReference(target_reference_address()); 256 visitor->VisitExternalReference(target_reference_address());
257 #ifdef ENABLE_DEBUGGER_SUPPORT 257 #ifdef ENABLE_DEBUGGER_SUPPORT
258 // TODO(isolates): Get a cached isolate below. 258 // TODO(isolates): Get a cached isolate below.
259 } else if (((RelocInfo::IsJSReturn(mode) && 259 } else if (((RelocInfo::IsJSReturn(mode) &&
260 IsPatchedReturnSequence()) || 260 IsPatchedReturnSequence()) ||
261 (RelocInfo::IsDebugBreakSlot(mode) && 261 (RelocInfo::IsDebugBreakSlot(mode) &&
262 IsPatchedDebugBreakSlotSequence())) && 262 IsPatchedDebugBreakSlotSequence())) &&
263 Isolate::Current()->debug()->has_break_points()) { 263 Isolate::Current()->debug()->has_break_points()) {
264 visitor->VisitDebugTarget(this); 264 visitor->VisitDebugTarget(this);
265 #endif 265 #endif
266 } else if (mode == RelocInfo::RUNTIME_ENTRY) { 266 } else if (mode == RelocInfo::RUNTIME_ENTRY) {
267 visitor->VisitRuntimeEntry(this); 267 visitor->VisitRuntimeEntry(this);
268 } 268 }
269 } 269 }
270 270
271 271
272 template<typename StaticVisitor> 272 template<typename StaticVisitor>
273 void RelocInfo::Visit(Heap* heap) { 273 void RelocInfo::Visit(Heap* heap) {
274 RelocInfo::Mode mode = rmode(); 274 RelocInfo::Mode mode = rmode();
275 if (mode == RelocInfo::EMBEDDED_OBJECT) { 275 if (mode == RelocInfo::EMBEDDED_OBJECT) {
276 StaticVisitor::VisitPointer(heap, target_object_address()); 276 StaticVisitor::VisitEmbeddedPointer(heap, host(), target_object_address());
277 } else if (RelocInfo::IsCodeTarget(mode)) { 277 } else if (RelocInfo::IsCodeTarget(mode)) {
278 StaticVisitor::VisitCodeTarget(heap, this); 278 StaticVisitor::VisitCodeTarget(heap, this);
279 } else if (mode == RelocInfo::GLOBAL_PROPERTY_CELL) { 279 } else if (mode == RelocInfo::GLOBAL_PROPERTY_CELL) {
280 StaticVisitor::VisitGlobalPropertyCell(heap, this); 280 StaticVisitor::VisitGlobalPropertyCell(heap, this);
281 } else if (mode == RelocInfo::EXTERNAL_REFERENCE) { 281 } else if (mode == RelocInfo::EXTERNAL_REFERENCE) {
282 StaticVisitor::VisitExternalReference(target_reference_address()); 282 StaticVisitor::VisitExternalReference(target_reference_address());
283 #ifdef ENABLE_DEBUGGER_SUPPORT 283 #ifdef ENABLE_DEBUGGER_SUPPORT
284 } else if (heap->isolate()->debug()->has_break_points() && 284 } else if (heap->isolate()->debug()->has_break_points() &&
285 ((RelocInfo::IsJSReturn(mode) && 285 ((RelocInfo::IsJSReturn(mode) &&
286 IsPatchedReturnSequence()) || 286 IsPatchedReturnSequence()) ||
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318 } 318 }
319 *reinterpret_cast<Instr*>(pc_) = x; 319 *reinterpret_cast<Instr*>(pc_) = x;
320 pc_ += kInstrSize; 320 pc_ += kInstrSize;
321 CheckTrampolinePoolQuick(); 321 CheckTrampolinePoolQuick();
322 } 322 }
323 323
324 324
325 } } // namespace v8::internal 325 } } // namespace v8::internal
326 326
327 #endif // V8_MIPS_ASSEMBLER_MIPS_INL_H_ 327 #endif // V8_MIPS_ASSEMBLER_MIPS_INL_H_
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