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Issue 1297203002: Add CompileInfo::GetDebugName() (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@interpreter_immed_bytecodes
Patch Set: Fix test crash Created 5 years, 4 months ago
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1 // Copyright 2014 the V8 project authors. All rights reserved. 1 // Copyright 2014 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/compiler/code-generator.h" 5 #include "src/compiler/code-generator.h"
6 6
7 #include "src/compiler/code-generator-impl.h" 7 #include "src/compiler/code-generator-impl.h"
8 #include "src/compiler/gap-resolver.h" 8 #include "src/compiler/gap-resolver.h"
9 #include "src/compiler/node-matchers.h" 9 #include "src/compiler/node-matchers.h"
10 #include "src/ppc/macro-assembler-ppc.h" 10 #include "src/ppc/macro-assembler-ppc.h"
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1575 } 1575 }
1576 } 1576 }
1577 1577
1578 1578
1579 void CodeGenerator::AddNopForSmiCodeInlining() { 1579 void CodeGenerator::AddNopForSmiCodeInlining() {
1580 // We do not insert nops for inlined Smi code. 1580 // We do not insert nops for inlined Smi code.
1581 } 1581 }
1582 1582
1583 1583
1584 void CodeGenerator::EnsureSpaceForLazyDeopt() { 1584 void CodeGenerator::EnsureSpaceForLazyDeopt() {
1585 if (!info()->ShouldEnsureSpaceForLazyDeopt()) {
1586 return;
1587 }
1588
1585 int space_needed = Deoptimizer::patch_size(); 1589 int space_needed = Deoptimizer::patch_size();
1586 if (!info()->IsStub()) { 1590 // Ensure that we have enough space after the previous lazy-bailout
1587 // Ensure that we have enough space after the previous lazy-bailout 1591 // instruction for patching the code here.
1588 // instruction for patching the code here. 1592 int current_pc = masm()->pc_offset();
1589 int current_pc = masm()->pc_offset(); 1593 if (current_pc < last_lazy_deopt_pc_ + space_needed) {
1590 if (current_pc < last_lazy_deopt_pc_ + space_needed) { 1594 int padding_size = last_lazy_deopt_pc_ + space_needed - current_pc;
1591 int padding_size = last_lazy_deopt_pc_ + space_needed - current_pc; 1595 DCHECK_EQ(0, padding_size % v8::internal::Assembler::kInstrSize);
1592 DCHECK_EQ(0, padding_size % v8::internal::Assembler::kInstrSize); 1596 while (padding_size > 0) {
1593 while (padding_size > 0) { 1597 __ nop();
1594 __ nop(); 1598 padding_size -= v8::internal::Assembler::kInstrSize;
1595 padding_size -= v8::internal::Assembler::kInstrSize;
1596 }
1597 } 1599 }
1598 } 1600 }
1599 } 1601 }
1600 1602
1601 #undef __ 1603 #undef __
1602 1604
1603 } // namespace compiler 1605 } // namespace compiler
1604 } // namespace internal 1606 } // namespace internal
1605 } // namespace v8 1607 } // namespace v8
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