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Side by Side Diff: src/x64/full-codegen-x64.cc

Issue 3443022: Small tweaks to make the x64 full code generator generate (Closed) Base URL: http://v8.googlecode.com/svn/branches/bleeding_edge/
Patch Set: Created 10 years, 2 months ago
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1 // Copyright 2010 the V8 project authors. All rights reserved. 1 // Copyright 2010 the V8 project authors. All rights reserved.
2 // Redistribution and use in source and binary forms, with or without 2 // Redistribution and use in source and binary forms, with or without
3 // modification, are permitted provided that the following conditions are 3 // modification, are permitted provided that the following conditions are
4 // met: 4 // met:
5 // 5 //
6 // * Redistributions of source code must retain the above copyright 6 // * Redistributions of source code must retain the above copyright
7 // notice, this list of conditions and the following disclaimer. 7 // notice, this list of conditions and the following disclaimer.
8 // * Redistributions in binary form must reproduce the above 8 // * Redistributions in binary form must reproduce the above
9 // copyright notice, this list of conditions and the following 9 // copyright notice, this list of conditions and the following
10 // disclaimer in the documentation and/or other materials provided 10 // disclaimer in the documentation and/or other materials provided
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369 ASSERT_EQ(materialize_true, materialize_false); 369 ASSERT_EQ(materialize_true, materialize_false);
370 __ bind(materialize_true); 370 __ bind(materialize_true);
371 } 371 }
372 372
373 373
374 void FullCodeGenerator::AccumulatorValueContext::Plug( 374 void FullCodeGenerator::AccumulatorValueContext::Plug(
375 Label* materialize_true, 375 Label* materialize_true,
376 Label* materialize_false) const { 376 Label* materialize_false) const {
377 NearLabel done; 377 NearLabel done;
378 __ bind(materialize_true); 378 __ bind(materialize_true);
379 __ Move(result_register(), Factory::true_value()); 379 __ LoadRoot(result_register(), Heap::kTrueValueRootIndex);
380 __ jmp(&done); 380 __ jmp(&done);
381 __ bind(materialize_false); 381 __ bind(materialize_false);
382 __ Move(result_register(), Factory::false_value()); 382 __ LoadRoot(result_register(), Heap::kFalseValueRootIndex);
383 __ bind(&done); 383 __ bind(&done);
384 } 384 }
385 385
386 386
387 void FullCodeGenerator::StackValueContext::Plug( 387 void FullCodeGenerator::StackValueContext::Plug(
388 Label* materialize_true, 388 Label* materialize_true,
389 Label* materialize_false) const { 389 Label* materialize_false) const {
390 NearLabel done; 390 NearLabel done;
391 __ bind(materialize_true); 391 __ bind(materialize_true);
392 __ Push(Factory::true_value()); 392 __ PushRoot(Heap::kTrueValueRootIndex);
393 __ jmp(&done); 393 __ jmp(&done);
394 __ bind(materialize_false); 394 __ bind(materialize_false);
395 __ Push(Factory::false_value()); 395 __ PushRoot(Heap::kFalseValueRootIndex);
396 __ bind(&done); 396 __ bind(&done);
397 } 397 }
398 398
399 399
400 void FullCodeGenerator::TestContext::Plug(Label* materialize_true, 400 void FullCodeGenerator::TestContext::Plug(Label* materialize_true,
401 Label* materialize_false) const { 401 Label* materialize_false) const {
402 ASSERT(materialize_false == false_label_); 402 ASSERT(materialize_false == false_label_);
403 ASSERT(materialize_true == true_label_); 403 ASSERT(materialize_true == true_label_);
404 } 404 }
405 405
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2244 __ j(not_equal, &non_function_constructor); 2244 __ j(not_equal, &non_function_constructor);
2245 2245
2246 // rax now contains the constructor function. Grab the 2246 // rax now contains the constructor function. Grab the
2247 // instance class name from there. 2247 // instance class name from there.
2248 __ movq(rax, FieldOperand(rax, JSFunction::kSharedFunctionInfoOffset)); 2248 __ movq(rax, FieldOperand(rax, JSFunction::kSharedFunctionInfoOffset));
2249 __ movq(rax, FieldOperand(rax, SharedFunctionInfo::kInstanceClassNameOffset)); 2249 __ movq(rax, FieldOperand(rax, SharedFunctionInfo::kInstanceClassNameOffset));
2250 __ jmp(&done); 2250 __ jmp(&done);
2251 2251
2252 // Functions have class 'Function'. 2252 // Functions have class 'Function'.
2253 __ bind(&function); 2253 __ bind(&function);
2254 __ Move(rax, Factory::function_class_symbol()); 2254 __ LoadRoot(rax, Heap::kFunctionClassSymbolRootIndex);
2255 __ jmp(&done); 2255 __ jmp(&done);
2256 2256
2257 // Objects with a non-function constructor have class 'Object'. 2257 // Objects with a non-function constructor have class 'Object'.
2258 __ bind(&non_function_constructor); 2258 __ bind(&non_function_constructor);
2259 __ Move(rax, Factory::Object_symbol()); 2259 __ LoadRoot(rax, Heap::kObjectSymbolRootIndex);
2260 __ jmp(&done); 2260 __ jmp(&done);
2261 2261
2262 // Non-JS objects have class null. 2262 // Non-JS objects have class null.
2263 __ bind(&null); 2263 __ bind(&null);
2264 __ LoadRoot(rax, Heap::kNullValueRootIndex); 2264 __ LoadRoot(rax, Heap::kNullValueRootIndex);
2265 2265
2266 // All done. 2266 // All done.
2267 __ bind(&done); 2267 __ bind(&done);
2268 2268
2269 context()->Plug(rax); 2269 context()->Plug(rax);
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2704 __ movq(tmp, FieldOperand(left, HeapObject::kMapOffset)); 2704 __ movq(tmp, FieldOperand(left, HeapObject::kMapOffset));
2705 __ cmpb(FieldOperand(tmp, Map::kInstanceTypeOffset), 2705 __ cmpb(FieldOperand(tmp, Map::kInstanceTypeOffset),
2706 Immediate(JS_REGEXP_TYPE)); 2706 Immediate(JS_REGEXP_TYPE));
2707 __ j(not_equal, &fail); 2707 __ j(not_equal, &fail);
2708 __ cmpq(tmp, FieldOperand(right, HeapObject::kMapOffset)); 2708 __ cmpq(tmp, FieldOperand(right, HeapObject::kMapOffset));
2709 __ j(not_equal, &fail); 2709 __ j(not_equal, &fail);
2710 __ movq(tmp, FieldOperand(left, JSRegExp::kDataOffset)); 2710 __ movq(tmp, FieldOperand(left, JSRegExp::kDataOffset));
2711 __ cmpq(tmp, FieldOperand(right, JSRegExp::kDataOffset)); 2711 __ cmpq(tmp, FieldOperand(right, JSRegExp::kDataOffset));
2712 __ j(equal, &ok); 2712 __ j(equal, &ok);
2713 __ bind(&fail); 2713 __ bind(&fail);
2714 __ Move(rax, Factory::false_value()); 2714 __ LoadRoot(rax, Heap::kFalseValueRootIndex);
2715 __ jmp(&done); 2715 __ jmp(&done);
2716 __ bind(&ok); 2716 __ bind(&ok);
2717 __ Move(rax, Factory::true_value()); 2717 __ LoadRoot(rax, Heap::kTrueValueRootIndex);
2718 __ bind(&done); 2718 __ bind(&done);
2719 2719
2720 context()->Plug(rax); 2720 context()->Plug(rax);
2721 } 2721 }
2722 2722
2723 2723
2724 void FullCodeGenerator::EmitHasCachedArrayIndex(ZoneList<Expression*>* args) { 2724 void FullCodeGenerator::EmitHasCachedArrayIndex(ZoneList<Expression*>* args) {
2725 ASSERT(args->length() == 1); 2725 ASSERT(args->length() == 1);
2726 2726
2727 VisitForAccumulatorValue(args->at(0)); 2727 VisitForAccumulatorValue(args->at(0));
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3420 __ ret(0); 3420 __ ret(0);
3421 } 3421 }
3422 3422
3423 3423
3424 #undef __ 3424 #undef __
3425 3425
3426 3426
3427 } } // namespace v8::internal 3427 } } // namespace v8::internal
3428 3428
3429 #endif // V8_TARGET_ARCH_X64 3429 #endif // V8_TARGET_ARCH_X64
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