Mercurial > projects > ldc
diff gen/typinf.cpp @ 1291:875afb7a93b6
Factor out some constants into the header so producers and consumers of
metadata stay in sync (and are more readable).
| author | Frits van Bommel <fvbommel wxs.nl> |
|---|---|
| date | Sat, 02 May 2009 20:42:58 +0200 |
| parents | 5851c18e4c6d |
| children | 8c65217be813 |
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--- a/gen/typinf.cpp Sat May 02 14:00:57 2009 +0200 +++ b/gen/typinf.cpp Sat May 02 20:42:58 2009 +0200 @@ -288,18 +288,18 @@ #ifdef USE_METADATA // Add some metadata for use by optimization passes. - static std::string prefix = "llvm.ldc.typeinfo."; - std::string metaname = prefix + mangle; + std::string metaname = std::string(TD_PREFIX) + mangle; LLGlobalVariable* meta = gIR->module->getGlobalVariable(metaname); // Don't generate metadata for non-concrete types // (such as tuple types, slice types, typeof(expr), etc.) if (!meta && tid->tinfo->toBasetype()->ty < Terror) { - LLConstant* mdVals[] = { - llvm::cast<LLConstant>(irg->value), - llvm::UndefValue::get(DtoType(tid->tinfo)) - }; - llvm::MDNode* metadata = - llvm::MDNode::get(mdVals, sizeof(mdVals) / sizeof(mdVals[0])); + // Construct the fields + LLConstant* mdVals[TD_NumFields]; + mdVals[TD_Confirm] = llvm::cast<LLConstant>(irg->value); + mdVals[TD_Type] = llvm::UndefValue::get(DtoType(tid->tinfo)); + // Construct the metadata + llvm::MDNode* metadata = llvm::MDNode::get(mdVals, TD_NumFields); + // Insert it into the module new llvm::GlobalVariable(metadata->getType(), true, METADATA_LINKAGE_TYPE, metadata, metaname, gIR->module); }