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Issue 2562623003: Revert of Store OSR'd optimized code on the native context. (patchset #8 id:140001 of https://coder… (Closed)
Patch Set: Created 4 years ago
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1 // Copyright 2013 the V8 project authors. All rights reserved. 1 // Copyright 2013 the V8 project authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #if V8_TARGET_ARCH_ARM64 5 #if V8_TARGET_ARCH_ARM64
6 6
7 #include "src/arm64/frames-arm64.h" 7 #include "src/arm64/frames-arm64.h"
8 #include "src/codegen.h" 8 #include "src/codegen.h"
9 #include "src/debug/debug.h" 9 #include "src/debug/debug.h"
10 #include "src/deoptimizer.h" 10 #include "src/deoptimizer.h"
(...skipping 1356 matching lines...) Expand 10 before | Expand all | Expand 10 after
1367 Register temp = x5; 1367 Register temp = x5;
1368 Register array_pointer = x6; 1368 Register array_pointer = x6;
1369 1369
1370 // Does the native context match? 1370 // Does the native context match?
1371 __ Add(array_pointer, map, Operand(index, LSL, kPointerSizeLog2)); 1371 __ Add(array_pointer, map, Operand(index, LSL, kPointerSizeLog2));
1372 __ Ldr(temp, FieldMemOperand(array_pointer, 1372 __ Ldr(temp, FieldMemOperand(array_pointer,
1373 SharedFunctionInfo::kOffsetToPreviousContext)); 1373 SharedFunctionInfo::kOffsetToPreviousContext));
1374 __ Ldr(temp, FieldMemOperand(temp, WeakCell::kValueOffset)); 1374 __ Ldr(temp, FieldMemOperand(temp, WeakCell::kValueOffset));
1375 __ Cmp(temp, native_context); 1375 __ Cmp(temp, native_context);
1376 __ B(ne, &loop_bottom); 1376 __ B(ne, &loop_bottom);
1377 // OSR id set to none?
1378 __ Ldr(temp, FieldMemOperand(array_pointer,
1379 SharedFunctionInfo::kOffsetToPreviousOsrAstId));
1380 const int bailout_id = BailoutId::None().ToInt();
1381 __ Cmp(temp, Operand(Smi::FromInt(bailout_id)));
1382 __ B(ne, &loop_bottom);
1377 // Literals available? 1383 // Literals available?
1378 __ Ldr(temp, FieldMemOperand(array_pointer, 1384 __ Ldr(temp, FieldMemOperand(array_pointer,
1379 SharedFunctionInfo::kOffsetToPreviousLiterals)); 1385 SharedFunctionInfo::kOffsetToPreviousLiterals));
1380 __ Ldr(temp, FieldMemOperand(temp, WeakCell::kValueOffset)); 1386 __ Ldr(temp, FieldMemOperand(temp, WeakCell::kValueOffset));
1381 __ JumpIfSmi(temp, &gotta_call_runtime); 1387 __ JumpIfSmi(temp, &gotta_call_runtime);
1382 1388
1383 // Save the literals in the closure. 1389 // Save the literals in the closure.
1384 __ Str(temp, FieldMemOperand(closure, JSFunction::kLiteralsOffset)); 1390 __ Str(temp, FieldMemOperand(closure, JSFunction::kLiteralsOffset));
1385 __ RecordWriteField(closure, JSFunction::kLiteralsOffset, temp, x7, 1391 __ RecordWriteField(closure, JSFunction::kLiteralsOffset, temp, x7,
1386 kLRHasNotBeenSaved, kDontSaveFPRegs, EMIT_REMEMBERED_SET, 1392 kLRHasNotBeenSaved, kDontSaveFPRegs, EMIT_REMEMBERED_SET,
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2998 __ Unreachable(); 3004 __ Unreachable();
2999 } 3005 }
3000 } 3006 }
3001 3007
3002 #undef __ 3008 #undef __
3003 3009
3004 } // namespace internal 3010 } // namespace internal
3005 } // namespace v8 3011 } // namespace v8
3006 3012
3007 #endif // V8_TARGET_ARCH_ARM 3013 #endif // V8_TARGET_ARCH_ARM
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