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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/arm/macro-assembler-arm.h" 7 #include "src/arm/macro-assembler-arm.h"
8 #include "src/compiler/code-generator-impl.h" 8 #include "src/compiler/code-generator-impl.h"
9 #include "src/compiler/gap-resolver.h" 9 #include "src/compiler/gap-resolver.h"
10 #include "src/compiler/node-matchers.h" 10 #include "src/compiler/node-matchers.h"
(...skipping 1222 matching lines...) Expand 10 before | Expand all | Expand 10 after
1233 UNREACHABLE(); 1233 UNREACHABLE();
1234 } 1234 }
1235 1235
1236 1236
1237 void CodeGenerator::AddNopForSmiCodeInlining() { 1237 void CodeGenerator::AddNopForSmiCodeInlining() {
1238 // On 32-bit ARM we do not insert nops for inlined Smi code. 1238 // On 32-bit ARM we do not insert nops for inlined Smi code.
1239 } 1239 }
1240 1240
1241 1241
1242 void CodeGenerator::EnsureSpaceForLazyDeopt() { 1242 void CodeGenerator::EnsureSpaceForLazyDeopt() {
1243 if (!info()->ShouldEnsureSpaceForLazyDeopt()) {
1244 return;
1245 }
1246
1243 int space_needed = Deoptimizer::patch_size(); 1247 int space_needed = Deoptimizer::patch_size();
1244 if (!info()->IsStub()) { 1248 // Ensure that we have enough space after the previous lazy-bailout
1245 // Ensure that we have enough space after the previous lazy-bailout 1249 // instruction for patching the code here.
1246 // instruction for patching the code here. 1250 int current_pc = masm()->pc_offset();
1247 int current_pc = masm()->pc_offset(); 1251 if (current_pc < last_lazy_deopt_pc_ + space_needed) {
1248 if (current_pc < last_lazy_deopt_pc_ + space_needed) { 1252 // Block literal pool emission for duration of padding.
1249 // Block literal pool emission for duration of padding. 1253 v8::internal::Assembler::BlockConstPoolScope block_const_pool(masm());
1250 v8::internal::Assembler::BlockConstPoolScope block_const_pool(masm()); 1254 int padding_size = last_lazy_deopt_pc_ + space_needed - current_pc;
1251 int padding_size = last_lazy_deopt_pc_ + space_needed - current_pc; 1255 DCHECK_EQ(0, padding_size % v8::internal::Assembler::kInstrSize);
1252 DCHECK_EQ(0, padding_size % v8::internal::Assembler::kInstrSize); 1256 while (padding_size > 0) {
1253 while (padding_size > 0) { 1257 __ nop();
1254 __ nop(); 1258 padding_size -= v8::internal::Assembler::kInstrSize;
1255 padding_size -= v8::internal::Assembler::kInstrSize;
1256 }
1257 } 1259 }
1258 } 1260 }
1259 } 1261 }
1260 1262
1261 #undef __ 1263 #undef __
1262 1264
1263 } // namespace compiler 1265 } // namespace compiler
1264 } // namespace internal 1266 } // namespace internal
1265 } // namespace v8 1267 } // namespace v8
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