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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_X87 | 5 #if V8_TARGET_ARCH_X87 |
| 6 | 6 |
| 7 #include "src/crankshaft/x87/lithium-codegen-x87.h" | 7 #include "src/crankshaft/x87/lithium-codegen-x87.h" |
| 8 | 8 |
| 9 #include "src/base/bits.h" | 9 #include "src/base/bits.h" |
| 10 #include "src/code-factory.h" | 10 #include "src/code-factory.h" |
| 11 #include "src/code-stubs.h" | 11 #include "src/code-stubs.h" |
| 12 #include "src/codegen.h" | 12 #include "src/codegen.h" |
| 13 #include "src/crankshaft/hydrogen-osr.h" | 13 #include "src/crankshaft/hydrogen-osr.h" |
| 14 #include "src/deoptimizer.h" | 14 #include "src/deoptimizer.h" |
| 15 #include "src/ic/ic.h" | 15 #include "src/ic/ic.h" |
| 16 #include "src/ic/stub-cache.h" | 16 #include "src/ic/stub-cache.h" |
| 17 #include "src/profiler/cpu-profiler.h" | |
| 18 #include "src/x87/frames-x87.h" | 17 #include "src/x87/frames-x87.h" |
| 19 | 18 |
| 20 namespace v8 { | 19 namespace v8 { |
| 21 namespace internal { | 20 namespace internal { |
| 22 | 21 |
| 23 // When invoking builtins, we need to record the safepoint in the middle of | 22 // When invoking builtins, we need to record the safepoint in the middle of |
| 24 // the invoke instruction sequence generated by the macro assembler. | 23 // the invoke instruction sequence generated by the macro assembler. |
| 25 class SafepointGenerator final : public CallWrapper { | 24 class SafepointGenerator final : public CallWrapper { |
| 26 public: | 25 public: |
| 27 SafepointGenerator(LCodeGen* codegen, | 26 SafepointGenerator(LCodeGen* codegen, |
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| 1018 | 1017 |
| 1019 DCHECK(info()->IsStub() || frame_is_built_); | 1018 DCHECK(info()->IsStub() || frame_is_built_); |
| 1020 if (cc == no_condition && frame_is_built_) { | 1019 if (cc == no_condition && frame_is_built_) { |
| 1021 DeoptComment(deopt_info); | 1020 DeoptComment(deopt_info); |
| 1022 __ call(entry, RelocInfo::RUNTIME_ENTRY); | 1021 __ call(entry, RelocInfo::RUNTIME_ENTRY); |
| 1023 } else { | 1022 } else { |
| 1024 Deoptimizer::JumpTableEntry table_entry(entry, deopt_info, bailout_type, | 1023 Deoptimizer::JumpTableEntry table_entry(entry, deopt_info, bailout_type, |
| 1025 !frame_is_built_); | 1024 !frame_is_built_); |
| 1026 // We often have several deopts to the same entry, reuse the last | 1025 // We often have several deopts to the same entry, reuse the last |
| 1027 // jump entry if this is the case. | 1026 // jump entry if this is the case. |
| 1028 if (FLAG_trace_deopt || isolate()->cpu_profiler()->is_profiling() || | 1027 if (FLAG_trace_deopt || isolate()->is_profiling() || |
| 1029 jump_table_.is_empty() || | 1028 jump_table_.is_empty() || |
| 1030 !table_entry.IsEquivalentTo(jump_table_.last())) { | 1029 !table_entry.IsEquivalentTo(jump_table_.last())) { |
| 1031 jump_table_.Add(table_entry, zone()); | 1030 jump_table_.Add(table_entry, zone()); |
| 1032 } | 1031 } |
| 1033 if (cc == no_condition) { | 1032 if (cc == no_condition) { |
| 1034 __ jmp(&jump_table_.last().label); | 1033 __ jmp(&jump_table_.last().label); |
| 1035 } else { | 1034 } else { |
| 1036 __ j(cc, &jump_table_.last().label); | 1035 __ j(cc, &jump_table_.last().label); |
| 1037 } | 1036 } |
| 1038 } | 1037 } |
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| 5867 __ bind(deferred->exit()); | 5866 __ bind(deferred->exit()); |
| 5868 __ bind(&done); | 5867 __ bind(&done); |
| 5869 } | 5868 } |
| 5870 | 5869 |
| 5871 #undef __ | 5870 #undef __ |
| 5872 | 5871 |
| 5873 } // namespace internal | 5872 } // namespace internal |
| 5874 } // namespace v8 | 5873 } // namespace v8 |
| 5875 | 5874 |
| 5876 #endif // V8_TARGET_ARCH_X87 | 5875 #endif // V8_TARGET_ARCH_X87 |
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