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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 #if V8_TARGET_ARCH_MIPS | 5 #if V8_TARGET_ARCH_MIPS |
6 | 6 |
7 #include "src/codegen.h" | 7 #include "src/codegen.h" |
8 #include "src/debug/debug.h" | 8 #include "src/debug/debug.h" |
9 #include "src/deoptimizer.h" | 9 #include "src/deoptimizer.h" |
10 #include "src/full-codegen/full-codegen.h" | 10 #include "src/full-codegen/full-codegen.h" |
11 #include "src/runtime/runtime.h" | 11 #include "src/runtime/runtime.h" |
12 | 12 |
13 | 13 |
14 namespace v8 { | 14 namespace v8 { |
15 namespace internal { | 15 namespace internal { |
16 | 16 |
17 | 17 |
18 #define __ ACCESS_MASM(masm) | 18 #define __ ACCESS_MASM(masm) |
19 | 19 |
20 | 20 |
21 void Builtins::Generate_Adaptor(MacroAssembler* masm, | 21 void Builtins::Generate_Adaptor(MacroAssembler* masm, |
22 CFunctionId id, | 22 CFunctionId id, |
23 BuiltinExtraArguments extra_args) { | 23 BuiltinExtraArguments extra_args) { |
24 // ----------- S t a t e ------------- | 24 // ----------- S t a t e ------------- |
25 // -- a0 : number of arguments excluding receiver | 25 // -- a0 : number of arguments excluding receiver |
26 // -- a1 : called function | 26 // -- a1 : target |
| 27 // -- a3 : new.target |
27 // -- sp[0] : last argument | 28 // -- sp[0] : last argument |
28 // -- ... | 29 // -- ... |
29 // -- sp[4 * (argc - 1)] : first argument | 30 // -- sp[4 * (argc - 1)] : first argument |
30 // -- sp[4 * agrc] : receiver | 31 // -- sp[4 * agrc] : receiver |
31 // ----------------------------------- | 32 // ----------------------------------- |
32 __ AssertFunction(a1); | 33 __ AssertFunction(a1); |
33 | 34 |
34 // Insert extra arguments. | 35 // Insert extra arguments. |
35 int num_extra_args = 0; | 36 int num_extra_args = 0; |
36 if (extra_args == NEEDS_CALLED_FUNCTION) { | 37 switch (extra_args) { |
37 num_extra_args = 1; | 38 case BuiltinExtraArguments::kTarget: |
38 __ push(a1); | 39 __ Push(a1); |
39 } else { | 40 ++num_extra_args; |
40 DCHECK(extra_args == NO_EXTRA_ARGUMENTS); | 41 break; |
| 42 case BuiltinExtraArguments::kNewTarget: |
| 43 __ Push(a3); |
| 44 ++num_extra_args; |
| 45 break; |
| 46 case BuiltinExtraArguments::kTargetAndNewTarget: |
| 47 __ Push(a1, a3); |
| 48 num_extra_args += 2; |
| 49 break; |
| 50 case BuiltinExtraArguments::kNone: |
| 51 break; |
41 } | 52 } |
42 | 53 |
43 // JumpToExternalReference expects a0 to contain the number of arguments | 54 // JumpToExternalReference expects a0 to contain the number of arguments |
44 // including the receiver and the extra arguments. | 55 // including the receiver and the extra arguments. |
45 __ Addu(a0, a0, num_extra_args + 1); | 56 __ Addu(a0, a0, num_extra_args + 1); |
46 | 57 |
47 __ JumpToExternalReference(ExternalReference(id, masm->isolate())); | 58 __ JumpToExternalReference(ExternalReference(id, masm->isolate())); |
48 } | 59 } |
49 | 60 |
50 | 61 |
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1963 } | 1974 } |
1964 } | 1975 } |
1965 | 1976 |
1966 | 1977 |
1967 #undef __ | 1978 #undef __ |
1968 | 1979 |
1969 } // namespace internal | 1980 } // namespace internal |
1970 } // namespace v8 | 1981 } // namespace v8 |
1971 | 1982 |
1972 #endif // V8_TARGET_ARCH_MIPS | 1983 #endif // V8_TARGET_ARCH_MIPS |
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