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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 #include "v8.h" | 5 #include "v8.h" |
6 | 6 |
7 #if V8_TARGET_ARCH_ARM64 | 7 #if V8_TARGET_ARCH_ARM64 |
8 | 8 |
9 #include "code-stubs.h" | 9 #include "code-stubs.h" |
10 #include "codegen.h" | 10 #include "codegen.h" |
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1798 if (has_fast_elements && !FLAG_allocation_site_pretenuring) { | 1798 if (has_fast_elements && !FLAG_allocation_site_pretenuring) { |
1799 // If the only customer of allocation sites is transitioning, then | 1799 // If the only customer of allocation sites is transitioning, then |
1800 // we can turn it off if we don't have anywhere else to transition to. | 1800 // we can turn it off if we don't have anywhere else to transition to. |
1801 allocation_site_mode = DONT_TRACK_ALLOCATION_SITE; | 1801 allocation_site_mode = DONT_TRACK_ALLOCATION_SITE; |
1802 } | 1802 } |
1803 | 1803 |
1804 __ Ldr(x3, MemOperand(fp, JavaScriptFrameConstants::kFunctionOffset)); | 1804 __ Ldr(x3, MemOperand(fp, JavaScriptFrameConstants::kFunctionOffset)); |
1805 __ Ldr(x3, FieldMemOperand(x3, JSFunction::kLiteralsOffset)); | 1805 __ Ldr(x3, FieldMemOperand(x3, JSFunction::kLiteralsOffset)); |
1806 __ Mov(x2, Smi::FromInt(expr->literal_index())); | 1806 __ Mov(x2, Smi::FromInt(expr->literal_index())); |
1807 __ Mov(x1, Operand(constant_elements)); | 1807 __ Mov(x1, Operand(constant_elements)); |
1808 if (expr->depth() > 1) { | 1808 if (expr->depth() > 1 || length > JSObject::kInitialMaxFastElementArray) { |
1809 __ Mov(x0, Smi::FromInt(flags)); | 1809 __ Mov(x0, Smi::FromInt(flags)); |
1810 __ Push(x3, x2, x1, x0); | 1810 __ Push(x3, x2, x1, x0); |
1811 __ CallRuntime(Runtime::kHiddenCreateArrayLiteral, 4); | 1811 __ CallRuntime(Runtime::kHiddenCreateArrayLiteral, 4); |
1812 } else { | 1812 } else { |
1813 FastCloneShallowArrayStub stub(isolate(), allocation_site_mode); | 1813 FastCloneShallowArrayStub stub(isolate(), allocation_site_mode); |
1814 __ CallStub(&stub); | 1814 __ CallStub(&stub); |
1815 } | 1815 } |
1816 | 1816 |
1817 bool result_saved = false; // Is the result saved to the stack? | 1817 bool result_saved = false; // Is the result saved to the stack? |
1818 | 1818 |
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4896 return previous_; | 4896 return previous_; |
4897 } | 4897 } |
4898 | 4898 |
4899 | 4899 |
4900 #undef __ | 4900 #undef __ |
4901 | 4901 |
4902 | 4902 |
4903 } } // namespace v8::internal | 4903 } } // namespace v8::internal |
4904 | 4904 |
4905 #endif // V8_TARGET_ARCH_ARM64 | 4905 #endif // V8_TARGET_ARCH_ARM64 |
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