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!5064 HandleCopyrestargsImm8 指令IR化

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Merge pull request !5064 from zhangyouyou/master
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openharmony_ci 2023-10-28 14:32:15 +00:00 committed by Gitee
commit 35c379464d
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1 changed files with 48 additions and 2 deletions
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50
ecmascript/compiler/interpreter_stub.cpp
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@ -343,9 +343,55 @@ DECLARE_ASM_HANDLER(HandleGetunmappedargs)
DECLARE_ASM_HANDLER(HandleCopyrestargsImm8)
{
DEFVARIABLE(varAcc, VariableType::JS_ANY(), acc);
DEFVARIABLE(res, VariableType::JS_ANY(), Undefined());
DEFVARIABLE(i, VariableType::INT32(), Int32(0));
auto env = GetEnvironment();
GateRef restIdx = ZExtInt8ToInt32(ReadInst8_0(pc));
GateRef res = CallRuntime(glue, RTSTUB_ID(CopyRestArgs), { IntToTaggedInt(restIdx) });
CHECK_EXCEPTION_WITH_ACC(res, INT_PTR(COPYRESTARGS_IMM8));
GateRef startIdxAndNumArgs = GetStartIdxAndNumArgs(sp, restIdx);
GateRef startIdx = TruncInt64ToInt32(Int64LSR(startIdxAndNumArgs, Int64(32)));
GateRef numArgs = TruncInt64ToInt32(startIdxAndNumArgs);
Label dispatch(env);
Label slowPath(env);
GateRef glueGlobalEnvOffset = IntPtr(JSThread::GlueData::GetGlueGlobalEnvOffset(env->Is32Bit()));
GateRef glueGlobalEnv = Load(VariableType::NATIVE_POINTER(), glue, glueGlobalEnvOffset);
auto arrayFunc = GetGlobalEnvValue(VariableType::JS_ANY(), glueGlobalEnv, GlobalEnv::ARRAY_FUNCTION_INDEX);
GateRef intialHClass = Load(VariableType::JS_ANY(), arrayFunc, IntPtr(JSFunction::PROTO_OR_DYNCLASS_OFFSET));
NewObjectStubBuilder newBuilder(this);
newBuilder.SetParameters(glue, 0);
res = newBuilder.NewJSArrayWithSize(intialHClass, numArgs);
GateRef lengthOffset = IntPtr(JSArray::LENGTH_OFFSET);
Store(VariableType::INT32(), glue, *res, lengthOffset, TruncInt64ToInt32(numArgs));
GateRef accessor = GetGlobalConstantValue(VariableType::JS_ANY(), glue, ConstantIndex::ARRAY_LENGTH_ACCESSOR);
SetPropertyInlinedProps(glue, *res, intialHClass, accessor, Int32(JSArray::LENGTH_INLINE_PROPERTY_INDEX));
SetExtensibleToBitfield(glue, *res, true);
Label setArgumentsBegin(env);
Label setArgumentsAgain(env);
Label setArgumentsEnd(env);
Branch(Int32UnsignedLessThan(*i, numArgs), &setArgumentsBegin, &setArgumentsEnd);
LoopBegin(&setArgumentsBegin);
{
GateRef idx = ZExtInt32ToPtr(Int32Add(startIdx, *i));
GateRef receiver = Load(VariableType::JS_ANY(), sp, PtrMul(IntPtr(sizeof(JSTaggedType)), idx));
SetPropertyByIndex(glue, *res, *i, receiver, true);
i = Int32Add(*i, Int32(1));
Branch(Int32UnsignedLessThan(*i, numArgs), &setArgumentsAgain, &setArgumentsEnd);
Bind(&setArgumentsAgain);
}
LoopEnd(&setArgumentsBegin);
Bind(&setArgumentsEnd);
Branch(HasPendingException(glue), &slowPath, &dispatch);
Bind(&dispatch);
{
varAcc = *res;
DISPATCH_WITH_ACC(COPYRESTARGS_IMM8);
}
Bind(&slowPath);
{
GateRef result2 = CallRuntime(glue, RTSTUB_ID(CopyRestArgs), { IntToTaggedInt(restIdx) });
CHECK_EXCEPTION_WITH_ACC(result2, INT_PTR(COPYRESTARGS_IMM8));
}
}
DECLARE_ASM_HANDLER(HandleWideCopyrestargsPrefImm16)