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Unified Diff: src/compiler/x64/code-generator-x64.cc

Issue 1928903002: [turbofan] Abort compilation when the max deoptimization table size is exceeded. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Uhm, re-enable verifier Created 4 years, 8 months ago
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Index: src/compiler/x64/code-generator-x64.cc
diff --git a/src/compiler/x64/code-generator-x64.cc b/src/compiler/x64/code-generator-x64.cc
index 93aa8d4dfa7e61b247418658ce7a4df2f05e17da..18ac9f9f3215b848d3a532098e8f577b909d0860 100644
--- a/src/compiler/x64/code-generator-x64.cc
+++ b/src/compiler/x64/code-generator-x64.cc
@@ -649,7 +649,8 @@ void CodeGenerator::AssemblePopArgumentsAdaptorFrame(Register args_reg,
}
// Assembles an instruction after register allocation, producing machine code.
-void CodeGenerator::AssembleArchInstruction(Instruction* instr) {
+CodeGenerator::CodeGenResult CodeGenerator::AssembleArchInstruction(
+ Instruction* instr) {
X64OperandConverter i(this, instr);
InstructionCode opcode = instr->opcode();
ArchOpcode arch_opcode = ArchOpcodeField::decode(opcode);
@@ -770,7 +771,9 @@ void CodeGenerator::AssembleArchInstruction(Instruction* instr) {
BuildTranslation(instr, -1, 0, OutputFrameStateCombine::Ignore());
Deoptimizer::BailoutType bailout_type =
Deoptimizer::BailoutType(MiscField::decode(instr->opcode()));
- AssembleDeoptimizerCall(deopt_state_id, bailout_type);
+ CodeGenResult result =
+ AssembleDeoptimizerCall(deopt_state_id, bailout_type);
+ if (result != kSuccess) return result;
break;
}
case kArchRet:
@@ -1768,6 +1771,7 @@ void CodeGenerator::AssembleArchInstruction(Instruction* instr) {
UNREACHABLE(); // Won't be generated by instruction selector.
break;
}
+ return kSuccess;
} // NOLINT(readability/fn_size)
@@ -1930,12 +1934,13 @@ void CodeGenerator::AssembleArchTableSwitch(Instruction* instr) {
__ jmp(Operand(kScratchRegister, input, times_8, 0));
}
-
-void CodeGenerator::AssembleDeoptimizerCall(
+CodeGenerator::CodeGenResult CodeGenerator::AssembleDeoptimizerCall(
int deoptimization_id, Deoptimizer::BailoutType bailout_type) {
Address deopt_entry = Deoptimizer::GetDeoptimizationEntry(
isolate(), deoptimization_id, bailout_type);
+ if (deopt_entry == nullptr) return kTooManyDeoptimizationBailouts;
__ call(deopt_entry, RelocInfo::RUNTIME_ENTRY);
+ return kSuccess;
}
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