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1 // Copyright 2012 the V8 project authors. All rights reserved.7 | 1 // Copyright 2012 the V8 project authors. All rights reserved.7 |
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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121 | 121 |
122 | 122 |
123 bool LCodeGen::GeneratePrologue() { | 123 bool LCodeGen::GeneratePrologue() { |
124 DCHECK(is_generating()); | 124 DCHECK(is_generating()); |
125 | 125 |
126 if (info()->IsOptimizing()) { | 126 if (info()->IsOptimizing()) { |
127 ProfileEntryHookStub::MaybeCallEntryHook(masm_); | 127 ProfileEntryHookStub::MaybeCallEntryHook(masm_); |
128 | 128 |
129 #ifdef DEBUG | 129 #ifdef DEBUG |
130 if (strlen(FLAG_stop_at) > 0 && | 130 if (strlen(FLAG_stop_at) > 0 && |
131 info_->function()->name()->IsUtf8EqualTo(CStrVector(FLAG_stop_at))) { | 131 info_->literal()->name()->IsUtf8EqualTo(CStrVector(FLAG_stop_at))) { |
132 __ stop("stop_at"); | 132 __ stop("stop_at"); |
133 } | 133 } |
134 #endif | 134 #endif |
135 | 135 |
136 // a1: Callee's JS function. | 136 // a1: Callee's JS function. |
137 // cp: Callee's context. | 137 // cp: Callee's context. |
138 // fp: Caller's frame pointer. | 138 // fp: Caller's frame pointer. |
139 // lr: Caller's pc. | 139 // lr: Caller's pc. |
140 | 140 |
141 // Sloppy mode functions and builtins need to replace the receiver with the | 141 // Sloppy mode functions and builtins need to replace the receiver with the |
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6065 __ Push(at, ToRegister(instr->function())); | 6065 __ Push(at, ToRegister(instr->function())); |
6066 CallRuntime(Runtime::kPushBlockContext, 2, instr); | 6066 CallRuntime(Runtime::kPushBlockContext, 2, instr); |
6067 RecordSafepoint(Safepoint::kNoLazyDeopt); | 6067 RecordSafepoint(Safepoint::kNoLazyDeopt); |
6068 } | 6068 } |
6069 | 6069 |
6070 | 6070 |
6071 #undef __ | 6071 #undef __ |
6072 | 6072 |
6073 } // namespace internal | 6073 } // namespace internal |
6074 } // namespace v8 | 6074 } // namespace v8 |
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