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Side by Side Diff: src/crankshaft/arm64/lithium-codegen-arm64.cc

Issue 1944323002: [compiler] Move inline function tracing to Crankshaft. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Created 4 years, 7 months ago
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1 // Copyright 2013 the V8 project authors. All rights reserved. 1 // Copyright 2013 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/arm64/lithium-codegen-arm64.h" 5 #include "src/crankshaft/arm64/lithium-codegen-arm64.h"
6 6
7 #include "src/arm64/frames-arm64.h" 7 #include "src/arm64/frames-arm64.h"
8 #include "src/base/bits.h" 8 #include "src/base/bits.h"
9 #include "src/code-factory.h" 9 #include "src/code-factory.h"
10 #include "src/code-stubs.h" 10 #include "src/code-stubs.h"
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768 Comment(";;; call deopt with frame"); 768 Comment(";;; call deopt with frame");
769 // Save lr before Bl, fp will be adjusted in the needs_frame code. 769 // Save lr before Bl, fp will be adjusted in the needs_frame code.
770 __ Push(lr, fp); 770 __ Push(lr, fp);
771 // Reuse the existing needs_frame code. 771 // Reuse the existing needs_frame code.
772 __ Bl(&needs_frame); 772 __ Bl(&needs_frame);
773 } else { 773 } else {
774 // There is nothing special to do, so just continue to the second-level 774 // There is nothing special to do, so just continue to the second-level
775 // table. 775 // table.
776 __ Bl(&call_deopt_entry); 776 __ Bl(&call_deopt_entry);
777 } 777 }
778 info()->LogDeoptCallPosition(masm()->pc_offset(), 778 LogDeoptCallPosition(masm()->pc_offset(),
779 table_entry->deopt_info.inlining_id); 779 table_entry->deopt_info.inlining_id);
780 780
781 masm()->CheckConstPool(false, false); 781 masm()->CheckConstPool(false, false);
782 } 782 }
783 783
784 if (needs_frame.is_linked()) { 784 if (needs_frame.is_linked()) {
785 // This variant of deopt can only be used with stubs. Since we don't 785 // This variant of deopt can only be used with stubs. Since we don't
786 // have a function pointer to install in the stack frame that we're 786 // have a function pointer to install in the stack frame that we're
787 // building, install a special marker there instead. 787 // building, install a special marker there instead.
788 DCHECK(info()->IsStub()); 788 DCHECK(info()->IsStub());
789 789
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893 } 893 }
894 894
895 Deoptimizer::DeoptInfo deopt_info = MakeDeoptInfo(instr, deopt_reason); 895 Deoptimizer::DeoptInfo deopt_info = MakeDeoptInfo(instr, deopt_reason);
896 896
897 DCHECK(info()->IsStub() || frame_is_built_); 897 DCHECK(info()->IsStub() || frame_is_built_);
898 // Go through jump table if we need to build frame, or restore caller doubles. 898 // Go through jump table if we need to build frame, or restore caller doubles.
899 if (branch_type == always && 899 if (branch_type == always &&
900 frame_is_built_ && !info()->saves_caller_doubles()) { 900 frame_is_built_ && !info()->saves_caller_doubles()) {
901 DeoptComment(deopt_info); 901 DeoptComment(deopt_info);
902 __ Call(entry, RelocInfo::RUNTIME_ENTRY); 902 __ Call(entry, RelocInfo::RUNTIME_ENTRY);
903 info()->LogDeoptCallPosition(masm()->pc_offset(), deopt_info.inlining_id); 903 LogDeoptCallPosition(masm()->pc_offset(), deopt_info.inlining_id);
904 } else { 904 } else {
905 Deoptimizer::JumpTableEntry* table_entry = 905 Deoptimizer::JumpTableEntry* table_entry =
906 new (zone()) Deoptimizer::JumpTableEntry( 906 new (zone()) Deoptimizer::JumpTableEntry(
907 entry, deopt_info, bailout_type, !frame_is_built_); 907 entry, deopt_info, bailout_type, !frame_is_built_);
908 // We often have several deopts to the same entry, reuse the last 908 // We often have several deopts to the same entry, reuse the last
909 // jump entry if this is the case. 909 // jump entry if this is the case.
910 if (FLAG_trace_deopt || isolate()->cpu_profiler()->is_profiling() || 910 if (FLAG_trace_deopt || isolate()->cpu_profiler()->is_profiling() ||
911 jump_table_.is_empty() || 911 jump_table_.is_empty() ||
912 !table_entry->IsEquivalentTo(*jump_table_.last())) { 912 !table_entry->IsEquivalentTo(*jump_table_.last())) {
913 jump_table_.Add(table_entry, zone()); 913 jump_table_.Add(table_entry, zone());
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5725 // Index is equal to negated out of object property index plus 1. 5725 // Index is equal to negated out of object property index plus 1.
5726 __ Sub(result, result, Operand::UntagSmiAndScale(index, kPointerSizeLog2)); 5726 __ Sub(result, result, Operand::UntagSmiAndScale(index, kPointerSizeLog2));
5727 __ Ldr(result, FieldMemOperand(result, 5727 __ Ldr(result, FieldMemOperand(result,
5728 FixedArray::kHeaderSize - kPointerSize)); 5728 FixedArray::kHeaderSize - kPointerSize));
5729 __ Bind(deferred->exit()); 5729 __ Bind(deferred->exit());
5730 __ Bind(&done); 5730 __ Bind(&done);
5731 } 5731 }
5732 5732
5733 } // namespace internal 5733 } // namespace internal
5734 } // namespace v8 5734 } // namespace v8
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