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[browser][coreCLR] Support interpreter code resolution on portable entrypoint platforms #127370

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Merged
pavelsavara merged 5 commits into from
Apr 29, 2026
Merged

[browser][coreCLR] Support interpreter code resolution on portable entrypoint platforms #127370

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wasm IP
pavelsavara Apr 24, 2026
ace6916
Update src/coreclr/vm/eventtrace.cpp
pavelsavara Apr 24, 2026
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pavelsavara Apr 27, 2026
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pavelsavara Apr 27, 2026
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pavelsavara Apr 28, 2026
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10 changes: 5 additions & 5 deletions src/coreclr/debug/daccess/daccess.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -5425,7 +5425,7 @@ ClrDataAccess::RawGetMethodName(
MethodDesc* methodDesc = NULL;

{
EECodeInfo codeInfo(GetInterpreterCodeFromInterpreterPrecodeIfPresent(TO_TADDR(address)));
EECodeInfo codeInfo(GetInterpreterCodeFromEntryPointIfPresent(TO_TADDR(address)));
if (codeInfo.IsValid())
{
if (displacement)
Expand Down Expand Up @@ -5605,11 +5605,11 @@ ClrDataAccess::GetMethodVarInfo(MethodDesc* methodDesc,
{
return E_INVALIDARG;
}
nativeCodeStartAddr = PCODEToPINSTR(GetInterpreterCodeFromInterpreterPrecodeIfPresent(requestedNativeCodeVersion.GetNativeCode()));
nativeCodeStartAddr = PCODEToPINSTR(GetInterpreterCodeFromEntryPointIfPresent(requestedNativeCodeVersion.GetNativeCode()));
}
else
{
nativeCodeStartAddr = PCODEToPINSTR(GetInterpreterCodeFromInterpreterPrecodeIfPresent(methodDesc->GetNativeCode()));
nativeCodeStartAddr = PCODEToPINSTR(GetInterpreterCodeFromEntryPointIfPresent(methodDesc->GetNativeCode()));
}

DebugInfoRequest request;
Expand Down Expand Up @@ -5664,11 +5664,11 @@ ClrDataAccess::GetMethodNativeMap(MethodDesc* methodDesc,
{
return E_INVALIDARG;
}
nativeCodeStartAddr = PCODEToPINSTR(GetInterpreterCodeFromInterpreterPrecodeIfPresent(requestedNativeCodeVersion.GetNativeCode()));
nativeCodeStartAddr = PCODEToPINSTR(GetInterpreterCodeFromEntryPointIfPresent(requestedNativeCodeVersion.GetNativeCode()));
}
else
{
nativeCodeStartAddr = PCODEToPINSTR(GetInterpreterCodeFromInterpreterPrecodeIfPresent(methodDesc->GetNativeCode()));
nativeCodeStartAddr = PCODEToPINSTR(GetInterpreterCodeFromEntryPointIfPresent(methodDesc->GetNativeCode()));
}

DebugInfoRequest request;
Expand Down
2 changes: 1 addition & 1 deletion src/coreclr/debug/daccess/dacdbiimpl.cpp
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Expand Up @@ -1316,7 +1316,7 @@ HRESULT STDMETHODCALLTYPE DacDbiInterfaceImpl::GetNativeCodeInfoForAddr(CORDB_AD

EX_TRY_ALLOW_DATATARGET_MISSING_MEMORY
{
codeAddr = GetInterpreterCodeFromInterpreterPrecodeIfPresent(codeAddr);
codeAddr = GetInterpreterCodeFromEntryPointIfPresent(codeAddr);
}
EX_END_CATCH_ALLOW_DATATARGET_MISSING_MEMORY;

Expand Down
6 changes: 3 additions & 3 deletions src/coreclr/debug/daccess/request.cpp
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Expand Up @@ -911,7 +911,7 @@ HRESULT ClrDataAccess::GetThreadData(CLRDATA_ADDRESS threadAddr, struct DacpThre
void CopyNativeCodeVersionToReJitData(NativeCodeVersion nativeCodeVersion, NativeCodeVersion activeCodeVersion, DacpReJitData * pReJitData)
{
pReJitData->rejitID = nativeCodeVersion.GetILCodeVersion().GetVersionId();
pReJitData->NativeCodeAddr = GetInterpreterCodeFromInterpreterPrecodeIfPresent(nativeCodeVersion.GetNativeCode());
pReJitData->NativeCodeAddr = GetInterpreterCodeFromEntryPointIfPresent(nativeCodeVersion.GetNativeCode());

if (nativeCodeVersion != activeCodeVersion)
{
Expand Down Expand Up @@ -1021,7 +1021,7 @@ HRESULT ClrDataAccess::GetMethodDescData(
if (!requestedNativeCodeVersion.IsNull() && requestedNativeCodeVersion.GetNativeCode() != (PCODE)NULL)
{
methodDescData->bHasNativeCode = TRUE;
methodDescData->NativeCodeAddr = TO_CDADDR(PCODEToPINSTR(GetInterpreterCodeFromInterpreterPrecodeIfPresent(requestedNativeCodeVersion.GetNativeCode())));
methodDescData->NativeCodeAddr = TO_CDADDR(PCODEToPINSTR(GetInterpreterCodeFromEntryPointIfPresent(requestedNativeCodeVersion.GetNativeCode())));
}
else
{
Expand Down Expand Up @@ -1245,7 +1245,7 @@ HRESULT ClrDataAccess::GetTieredVersions(
int count = 0;
for (NativeCodeVersionIterator iter = nativeCodeVersions.Begin(); iter != nativeCodeVersions.End(); iter++)
{
TADDR pNativeCode = PCODEToPINSTR(GetInterpreterCodeFromInterpreterPrecodeIfPresent((*iter).GetNativeCode()));
TADDR pNativeCode = PCODEToPINSTR(GetInterpreterCodeFromEntryPointIfPresent((*iter).GetNativeCode()));
nativeCodeAddrs[count].NativeCodeAddr = pNativeCode;
PTR_NativeCodeVersionNode pNode = (*iter).AsNode();
nativeCodeAddrs[count].NativeCodeVersionNodePtr = PTR_CDADDR(pNode);
Expand Down
2 changes: 1 addition & 1 deletion src/coreclr/debug/ee/functioninfo.cpp
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Expand Up @@ -2060,7 +2060,7 @@ void DebuggerMethodInfo::CreateDJIsForMethodDesc(MethodDesc * pMethodDesc)
{
// Some versions may not be compiled yet - skip those for now
// if they compile later the JitCompiled callback will add a DJI to our cache at that time
PCODE codeAddr = GetInterpreterCodeFromInterpreterPrecodeIfPresent(itr->GetNativeCode());
PCODE codeAddr = GetInterpreterCodeFromEntryPointIfPresent(itr->GetNativeCode());
LOG((LF_CORDB, LL_INFO10000, "DMI::CDJIFMD (%d) Native code for DJI - %p\n", ++count, codeAddr));
if (codeAddr)
{
Expand Down
2 changes: 1 addition & 1 deletion src/coreclr/vm/eventtrace.cpp
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Expand Up @@ -4417,7 +4417,7 @@ TADDR MethodAndStartAddressToEECodeInfoPointer(MethodDesc *pMethodDesc, PCODE pN
return 0;
}

return GetInterpreterCodeFromInterpreterPrecodeIfPresent(start);
return GetInterpreterCodeFromEntryPointIfPresent(start);
}

/****************************************************************************/
Expand Down
2 changes: 1 addition & 1 deletion src/coreclr/vm/method.hpp
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Expand Up @@ -1631,7 +1631,7 @@ class MethodDesc
PCODE GetCodeForInterpreterOrJitted()
{
WRAPPER_NO_CONTRACT;
return GetInterpreterCodeFromInterpreterPrecodeIfPresent(GetNativeCode());
return GetInterpreterCodeFromEntryPointIfPresent(GetNativeCode());
}

// Returns GetNativeCode() if it exists, but also checks to see if there
Expand Down
32 changes: 23 additions & 9 deletions src/coreclr/vm/precode.cpp
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Expand Up @@ -959,32 +959,46 @@ BOOL StubPrecode::IsStubPrecodeByASM(PCODE addr)

#endif // !FEATURE_PORTABLE_ENTRYPOINTS

TADDR GetInterpreterCodeFromInterpreterPrecodeIfPresent(TADDR codePointerMaybeInterpreterStub)
TADDR GetInterpreterCodeFromEntryPointIfPresent(TADDR entryPoint)
{
CONTRACTL {
NOTHROW;
GC_NOTRIGGER;
SUPPORTS_DAC;
} CONTRACTL_END;
#if defined(FEATURE_INTERPRETER) && !defined(FEATURE_PORTABLE_ENTRYPOINTS)
if (codePointerMaybeInterpreterStub == (TADDR)NULL)

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#ifdef FEATURE_INTERPRETER
if (entryPoint == (TADDR)NULL)
{
return (TADDR)NULL;
}

RangeSection * pRS = ExecutionManager::FindCodeRange(codePointerMaybeInterpreterStub, ExecutionManager::GetScanFlags());
RangeSection * pRS = ExecutionManager::FindCodeRange(entryPoint, ExecutionManager::GetScanFlags());

#ifdef FEATURE_PORTABLE_ENTRYPOINTS
if (pRS == NULL)
{
// Address not in any code range - this is a portable entry point.
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MethodDesc* pMD = PortableEntryPoint::GetMethodDesc((PCODE)entryPoint);
PTR_InterpByteCodeStart pInterpCode = pMD->GetInterpreterCode();
if (pInterpCode != NULL)
{
entryPoint = dac_cast<TADDR>(pInterpCode);
}
}
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#else // !FEATURE_PORTABLE_ENTRYPOINTS
if (pRS != NULL && pRS->_flags & RangeSection::RANGE_SECTION_RANGELIST)
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{
if (pRS->_pRangeList->GetCodeBlockKind() == STUB_CODE_BLOCK_STUBPRECODE)
{
if (dac_cast<PTR_StubPrecode>(PCODEToPINSTR(codePointerMaybeInterpreterStub))->GetType() == PRECODE_INTERPRETER)
if (dac_cast<PTR_StubPrecode>(PCODEToPINSTR(entryPoint))->GetType() == PRECODE_INTERPRETER)
{
codePointerMaybeInterpreterStub = (dac_cast<PTR_InterpreterPrecode>(PCODEToPINSTR(codePointerMaybeInterpreterStub)))->GetData()->ByteCodeAddr;
entryPoint = (dac_cast<PTR_InterpreterPrecode>(PCODEToPINSTR(entryPoint)))->GetData()->ByteCodeAddr;
}
}
}
#endif
#endif // FEATURE_PORTABLE_ENTRYPOINTS
#endif // FEATURE_INTERPRETER

return codePointerMaybeInterpreterStub;
return entryPoint;
}
2 changes: 1 addition & 1 deletion src/coreclr/vm/precode.h
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Expand Up @@ -864,6 +864,6 @@ extern InterleavedLoaderHeapConfig s_fixupStubPrecodeHeapConfig;

#endif // FEATURE_PORTABLE_ENTRYPOINTS

TADDR GetInterpreterCodeFromInterpreterPrecodeIfPresent(TADDR codePointerMaybeInterpreterStub);
TADDR GetInterpreterCodeFromEntryPointIfPresent(TADDR entryPoint);

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#endif // __PRECODE_H__
10 changes: 8 additions & 2 deletions src/coreclr/vm/prestub.cpp
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Expand Up @@ -809,9 +809,15 @@ PCODE MethodDesc::JitCompileCodeLockedEventWrapper(PrepareCodeConfig* pConfig, J
#ifdef FEATURE_INTERPRETER
if (isInterpreterCode)
{
// If this is interpreter code, we need to get the native code start address from the interpreter Precode
// If this is interpreter code, get the native code start address from the
// interpreter entrypoint data: PortableEntryPoint interpreter data when
// FEATURE_PORTABLE_ENTRYPOINTS is enabled, otherwise the interpreter Precode.
#ifdef FEATURE_PORTABLE_ENTRYPOINTS
InterpByteCodeStart* interpreterCode = (InterpByteCodeStart*)PortableEntryPoint::GetInterpreterData(pCode);
#else // !FEATURE_PORTABLE_ENTRYPOINTS
InterpreterPrecode* pPrecode = InterpreterPrecode::FromEntryPoint(pCode);
InterpByteCodeStart* interpreterCode = dac_cast<InterpByteCodeStart*>(pPrecode->GetData()->ByteCodeAddr);
#endif // FEATURE_PORTABLE_ENTRYPOINTS
pNativeCodeStartAddress = PINSTRToPCODE(dac_cast<TADDR>(interpreterCode));
}
#endif // FEATURE_INTERPRETER
Expand Down Expand Up @@ -2540,7 +2546,7 @@ PCODE MethodDesc::DoPrestub(MethodTable *pDispatchingMT, CallerGCMode callerGCMo
// Check to see if the entrypoint is into the interpreter. If so, grab the interpreter codes from the stub and put that directly
// into the MethodDesc
TADDR functionAddress = GetOrCreatePrecode()->GetTarget();
TADDR byteCodeStartOrFunctionAddress = GetInterpreterCodeFromInterpreterPrecodeIfPresent(functionAddress);
TADDR byteCodeStartOrFunctionAddress = GetInterpreterCodeFromEntryPointIfPresent(functionAddress);
if (byteCodeStartOrFunctionAddress != functionAddress)
{
// Then we must have an InterpByteCodeStart
Expand Down
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