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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" |
11 #include "src/crankshaft/hydrogen-osr.h" | 11 #include "src/crankshaft/hydrogen-osr.h" |
12 #include "src/ic/ic.h" | 12 #include "src/ic/ic.h" |
13 #include "src/ic/stub-cache.h" | 13 #include "src/ic/stub-cache.h" |
14 #include "src/profiler/cpu-profiler.h" | |
15 | 14 |
16 namespace v8 { | 15 namespace v8 { |
17 namespace internal { | 16 namespace internal { |
18 | 17 |
19 | 18 |
20 class SafepointGenerator final : public CallWrapper { | 19 class SafepointGenerator final : public CallWrapper { |
21 public: | 20 public: |
22 SafepointGenerator(LCodeGen* codegen, | 21 SafepointGenerator(LCodeGen* codegen, |
23 LPointerMap* pointers, | 22 LPointerMap* pointers, |
24 Safepoint::DeoptMode mode) | 23 Safepoint::DeoptMode mode) |
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828 // restore caller doubles. | 827 // restore caller doubles. |
829 if (condition == al && frame_is_built_ && | 828 if (condition == al && frame_is_built_ && |
830 !info()->saves_caller_doubles()) { | 829 !info()->saves_caller_doubles()) { |
831 DeoptComment(deopt_info); | 830 DeoptComment(deopt_info); |
832 __ Call(entry, RelocInfo::RUNTIME_ENTRY); | 831 __ Call(entry, RelocInfo::RUNTIME_ENTRY); |
833 } else { | 832 } else { |
834 Deoptimizer::JumpTableEntry table_entry(entry, deopt_info, bailout_type, | 833 Deoptimizer::JumpTableEntry table_entry(entry, deopt_info, bailout_type, |
835 !frame_is_built_); | 834 !frame_is_built_); |
836 // We often have several deopts to the same entry, reuse the last | 835 // We often have several deopts to the same entry, reuse the last |
837 // jump entry if this is the case. | 836 // jump entry if this is the case. |
838 if (FLAG_trace_deopt || isolate()->cpu_profiler()->is_profiling() || | 837 if (FLAG_trace_deopt || isolate()->is_profiling() || |
839 jump_table_.is_empty() || | 838 jump_table_.is_empty() || |
840 !table_entry.IsEquivalentTo(jump_table_.last())) { | 839 !table_entry.IsEquivalentTo(jump_table_.last())) { |
841 jump_table_.Add(table_entry, zone()); | 840 jump_table_.Add(table_entry, zone()); |
842 } | 841 } |
843 __ b(condition, &jump_table_.last().label); | 842 __ b(condition, &jump_table_.last().label); |
844 } | 843 } |
845 } | 844 } |
846 | 845 |
847 | 846 |
848 void LCodeGen::DeoptimizeIf(Condition condition, LInstruction* instr, | 847 void LCodeGen::DeoptimizeIf(Condition condition, LInstruction* instr, |
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5560 __ ldr(result, FieldMemOperand(scratch, | 5559 __ ldr(result, FieldMemOperand(scratch, |
5561 FixedArray::kHeaderSize - kPointerSize)); | 5560 FixedArray::kHeaderSize - kPointerSize)); |
5562 __ bind(deferred->exit()); | 5561 __ bind(deferred->exit()); |
5563 __ bind(&done); | 5562 __ bind(&done); |
5564 } | 5563 } |
5565 | 5564 |
5566 #undef __ | 5565 #undef __ |
5567 | 5566 |
5568 } // namespace internal | 5567 } // namespace internal |
5569 } // namespace v8 | 5568 } // namespace v8 |
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