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1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 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 "src/v8.h" | 5 #include "src/v8.h" |
6 | 6 |
7 #if V8_TARGET_ARCH_MIPS64 | 7 #if V8_TARGET_ARCH_MIPS64 |
8 | 8 |
9 #include "src/bootstrapper.h" | 9 #include "src/bootstrapper.h" |
10 #include "src/code-stubs.h" | 10 #include "src/code-stubs.h" |
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2473 static void GenerateRecordCallTarget(MacroAssembler* masm) { | 2473 static void GenerateRecordCallTarget(MacroAssembler* masm) { |
2474 // Cache the called function in a feedback vector slot. Cache states | 2474 // Cache the called function in a feedback vector slot. Cache states |
2475 // are uninitialized, monomorphic (indicated by a JSFunction), and | 2475 // are uninitialized, monomorphic (indicated by a JSFunction), and |
2476 // megamorphic. | 2476 // megamorphic. |
2477 // a0 : number of arguments to the construct function | 2477 // a0 : number of arguments to the construct function |
2478 // a1 : the function to call | 2478 // a1 : the function to call |
2479 // a2 : Feedback vector | 2479 // a2 : Feedback vector |
2480 // a3 : slot in feedback vector (Smi) | 2480 // a3 : slot in feedback vector (Smi) |
2481 Label initialize, done, miss, megamorphic, not_array_function; | 2481 Label initialize, done, miss, megamorphic, not_array_function; |
2482 | 2482 |
2483 DCHECK_EQ(*TypeFeedbackInfo::MegamorphicSentinel(masm->isolate()), | 2483 DCHECK_EQ(*TypeFeedbackVector::MegamorphicSentinel(masm->isolate()), |
2484 masm->isolate()->heap()->megamorphic_symbol()); | 2484 masm->isolate()->heap()->megamorphic_symbol()); |
2485 DCHECK_EQ(*TypeFeedbackInfo::UninitializedSentinel(masm->isolate()), | 2485 DCHECK_EQ(*TypeFeedbackVector::UninitializedSentinel(masm->isolate()), |
2486 masm->isolate()->heap()->uninitialized_symbol()); | 2486 masm->isolate()->heap()->uninitialized_symbol()); |
2487 | 2487 |
2488 // Load the cache state into a4. | 2488 // Load the cache state into a4. |
2489 __ dsrl(a4, a3, 32 - kPointerSizeLog2); | 2489 __ dsrl(a4, a3, 32 - kPointerSizeLog2); |
2490 __ Daddu(a4, a2, Operand(a4)); | 2490 __ Daddu(a4, a2, Operand(a4)); |
2491 __ ld(a4, FieldMemOperand(a4, FixedArray::kHeaderSize)); | 2491 __ ld(a4, FieldMemOperand(a4, FixedArray::kHeaderSize)); |
2492 | 2492 |
2493 // A monomorphic cache hit or an already megamorphic state: invoke the | 2493 // A monomorphic cache hit or an already megamorphic state: invoke the |
2494 // function without changing the state. | 2494 // function without changing the state. |
2495 __ Branch(&done, eq, a4, Operand(a1)); | 2495 __ Branch(&done, eq, a4, Operand(a1)); |
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4897 MemOperand(fp, 6 * kPointerSize), | 4897 MemOperand(fp, 6 * kPointerSize), |
4898 NULL); | 4898 NULL); |
4899 } | 4899 } |
4900 | 4900 |
4901 | 4901 |
4902 #undef __ | 4902 #undef __ |
4903 | 4903 |
4904 } } // namespace v8::internal | 4904 } } // namespace v8::internal |
4905 | 4905 |
4906 #endif // V8_TARGET_ARCH_MIPS64 | 4906 #endif // V8_TARGET_ARCH_MIPS64 |
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