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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/crankshaft/arm/lithium-codegen-arm.h" | 5 #include "src/crankshaft/arm/lithium-codegen-arm.h" |
| 6 | 6 |
| 7 #include "src/base/bits.h" | 7 #include "src/base/bits.h" |
| 8 #include "src/code-factory.h" | 8 #include "src/code-factory.h" |
| 9 #include "src/code-stubs.h" | 9 #include "src/code-stubs.h" |
| 10 #include "src/crankshaft/arm/lithium-gap-resolver-arm.h" | 10 #include "src/crankshaft/arm/lithium-gap-resolver-arm.h" |
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| 115 // pp: Callee's constant pool pointer (if enabled) | 115 // pp: Callee's constant pool pointer (if enabled) |
| 116 // fp: Caller's frame pointer. | 116 // fp: Caller's frame pointer. |
| 117 // lr: Caller's pc. | 117 // lr: Caller's pc. |
| 118 } | 118 } |
| 119 | 119 |
| 120 info()->set_prologue_offset(masm_->pc_offset()); | 120 info()->set_prologue_offset(masm_->pc_offset()); |
| 121 if (NeedsEagerFrame()) { | 121 if (NeedsEagerFrame()) { |
| 122 if (info()->IsStub()) { | 122 if (info()->IsStub()) { |
| 123 __ StubPrologue(); | 123 __ StubPrologue(); |
| 124 } else { | 124 } else { |
| 125 __ Prologue(info()->IsCodePreAgingActive()); | 125 __ Prologue(info()->GeneratePreagedPrologue()); |
| 126 } | 126 } |
| 127 frame_is_built_ = true; | 127 frame_is_built_ = true; |
| 128 } | 128 } |
| 129 | 129 |
| 130 // Reserve space for the stack slots needed by the code. | 130 // Reserve space for the stack slots needed by the code. |
| 131 int slots = GetStackSlotCount(); | 131 int slots = GetStackSlotCount(); |
| 132 if (slots > 0) { | 132 if (slots > 0) { |
| 133 if (FLAG_debug_code) { | 133 if (FLAG_debug_code) { |
| 134 __ sub(sp, sp, Operand(slots * kPointerSize)); | 134 __ sub(sp, sp, Operand(slots * kPointerSize)); |
| 135 __ push(r0); | 135 __ push(r0); |
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| 5632 __ push(ToRegister(instr->function())); | 5632 __ push(ToRegister(instr->function())); |
| 5633 CallRuntime(Runtime::kPushBlockContext, instr); | 5633 CallRuntime(Runtime::kPushBlockContext, instr); |
| 5634 RecordSafepoint(Safepoint::kNoLazyDeopt); | 5634 RecordSafepoint(Safepoint::kNoLazyDeopt); |
| 5635 } | 5635 } |
| 5636 | 5636 |
| 5637 | 5637 |
| 5638 #undef __ | 5638 #undef __ |
| 5639 | 5639 |
| 5640 } // namespace internal | 5640 } // namespace internal |
| 5641 } // namespace v8 | 5641 } // namespace v8 |
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