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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 // 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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43 Isolate* isolate, | 43 Isolate* isolate, |
44 CodeStubInterfaceDescriptor* descriptor) { | 44 CodeStubInterfaceDescriptor* descriptor) { |
45 static Register registers[] = { a1, a0 }; | 45 static Register registers[] = { a1, a0 }; |
46 descriptor->register_param_count_ = 2; | 46 descriptor->register_param_count_ = 2; |
47 descriptor->register_params_ = registers; | 47 descriptor->register_params_ = registers; |
48 descriptor->deoptimization_handler_ = | 48 descriptor->deoptimization_handler_ = |
49 FUNCTION_ADDR(KeyedLoadIC_MissFromStubFailure); | 49 FUNCTION_ADDR(KeyedLoadIC_MissFromStubFailure); |
50 } | 50 } |
51 | 51 |
52 | 52 |
| 53 void TransitionElementsKindStub::InitializeInterfaceDescriptor( |
| 54 Isolate* isolate, |
| 55 CodeStubInterfaceDescriptor* descriptor) { |
| 56 static Register registers[] = { a0, a1 }; |
| 57 descriptor->register_param_count_ = 2; |
| 58 descriptor->register_params_ = registers; |
| 59 Address entry = |
| 60 Runtime::FunctionForId(Runtime::kTransitionElementsKind)->entry; |
| 61 descriptor->deoptimization_handler_ = FUNCTION_ADDR(entry); |
| 62 } |
| 63 |
| 64 |
53 #define __ ACCESS_MASM(masm) | 65 #define __ ACCESS_MASM(masm) |
54 | 66 |
55 static void EmitIdenticalObjectComparison(MacroAssembler* masm, | 67 static void EmitIdenticalObjectComparison(MacroAssembler* masm, |
56 Label* slow, | 68 Label* slow, |
57 Condition cc); | 69 Condition cc); |
58 static void EmitSmiNonsmiComparison(MacroAssembler* masm, | 70 static void EmitSmiNonsmiComparison(MacroAssembler* masm, |
59 Register lhs, | 71 Register lhs, |
60 Register rhs, | 72 Register rhs, |
61 Label* rhs_not_nan, | 73 Label* rhs_not_nan, |
62 Label* slow, | 74 Label* slow, |
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7975 __ Ret(USE_DELAY_SLOT); | 7987 __ Ret(USE_DELAY_SLOT); |
7976 __ mov(v0, a0); | 7988 __ mov(v0, a0); |
7977 } | 7989 } |
7978 | 7990 |
7979 | 7991 |
7980 void StubFailureTrampolineStub::Generate(MacroAssembler* masm) { | 7992 void StubFailureTrampolineStub::Generate(MacroAssembler* masm) { |
7981 ASSERT(!Serializer::enabled()); | 7993 ASSERT(!Serializer::enabled()); |
7982 bool save_fp_regs = CpuFeatures::IsSupported(FPU); | 7994 bool save_fp_regs = CpuFeatures::IsSupported(FPU); |
7983 CEntryStub ces(1, save_fp_regs ? kSaveFPRegs : kDontSaveFPRegs); | 7995 CEntryStub ces(1, save_fp_regs ? kSaveFPRegs : kDontSaveFPRegs); |
7984 __ Call(ces.GetCode(), RelocInfo::CODE_TARGET); | 7996 __ Call(ces.GetCode(), RelocInfo::CODE_TARGET); |
| 7997 int parameter_count_offset = |
| 7998 StubFailureTrampolineFrame::kCallerStackParameterCountFrameOffset; |
| 7999 __ lw(a1, MemOperand(fp, parameter_count_offset)); |
7985 masm->LeaveFrame(StackFrame::STUB_FAILURE_TRAMPOLINE); | 8000 masm->LeaveFrame(StackFrame::STUB_FAILURE_TRAMPOLINE); |
| 8001 __ sll(a1, a1, kPointerSizeLog2); |
| 8002 __ Addu(sp, sp, a1); |
7986 __ Ret(); | 8003 __ Ret(); |
7987 } | 8004 } |
7988 | 8005 |
7989 | 8006 |
7990 void ProfileEntryHookStub::MaybeCallEntryHook(MacroAssembler* masm) { | 8007 void ProfileEntryHookStub::MaybeCallEntryHook(MacroAssembler* masm) { |
7991 if (entry_hook_ != NULL) { | 8008 if (entry_hook_ != NULL) { |
7992 ProfileEntryHookStub stub; | 8009 ProfileEntryHookStub stub; |
7993 __ push(ra); | 8010 __ push(ra); |
7994 __ CallStub(&stub); | 8011 __ CallStub(&stub); |
7995 __ pop(ra); | 8012 __ pop(ra); |
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8045 __ Pop(ra, t1, a1); | 8062 __ Pop(ra, t1, a1); |
8046 __ Ret(); | 8063 __ Ret(); |
8047 } | 8064 } |
8048 | 8065 |
8049 | 8066 |
8050 #undef __ | 8067 #undef __ |
8051 | 8068 |
8052 } } // namespace v8::internal | 8069 } } // namespace v8::internal |
8053 | 8070 |
8054 #endif // V8_TARGET_ARCH_MIPS | 8071 #endif // V8_TARGET_ARCH_MIPS |
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