llvm::computeLTOCacheKey

Compute a unique LTO cache key for a module.

Synopsis

Declared in <llvm/LTO/LTO.h>

std::string
computeLTOCacheKey(
    lto::Config const& Conf,
    ModuleSummaryIndex const& Index,
    StringRef ModuleID,
    FunctionImporter::ImportMapTy const& ImportList,
    FunctionImporter::ExportSetTy const& ExportList,
    std::map<GlobalValue::GUID, GlobalValue::LinkageTypes> const& ResolvedODR,
    GVSummaryMapTy const& DefinedGlobals,
    DenseSet<GlobalValue::GUID> const& CfiFunctionDefs = {},
    DenseSet<GlobalValue::GUID> const& CfiFunctionDecls = {});

Description

Considers the current list of export/import and other global analysis results.

Return Value

Unique LTO cache key for the module.

Parameters

Name

Description

Conf

LTO configuration contributing to the key.

Index

Combined module summary index.

ModuleID

Identifier of the module being keyed.

ImportList

Functions to import into the module.

ExportList

Functions exported from the module.

ResolvedODR

Resolved ODR linkage types by GUID.

DefinedGlobals

Summaries of globals defined in the module.

CfiFunctionDefs

CFI function definition GUIDs.

CfiFunctionDecls

CFI function declaration GUIDs.

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