279 static Error failedImport(const Twine &Reason) {  in failedImport()  function
342   return failedImport(Explanation);  in isTrivialOperatorNode()
1497     return failedImport("unsupported typeset");  in addTypeCheckPredicate()
1506     return failedImport("unsupported type");  in addTypeCheckPredicate()
3162     return failedImport("Src pattern has multiple results");  in createAndImportSelDAGMatcher()
3170       return failedImport(  in createAndImportSelDAGMatcher()
3175       return failedImport("Pattern operator lacks an equivalent Instruction" +  in createAndImportSelDAGMatcher()
3189       return failedImport(toString(std::move(Error)) +  in createAndImportSelDAGMatcher()
3235           return failedImport("MemVT could not be converted to LLT");  in createAndImportSelDAGMatcher()
3307     return failedImport("Src pattern child has predicate (" +  in createAndImportSelDAGMatcher()
3320       return failedImport(  in createAndImportSelDAGMatcher()
3355         return failedImport("Expected IntInit containing instrinsic ID)");  in createAndImportSelDAGMatcher()
3372     return failedImport("SelectionDAG ComplexPattern (" + R->getName() +  in importComplexPatternOperandMatcher()
3393     return failedImport("Src pattern child has multiple results");  in importChildMatcher()
3408     return failedImport(toString(std::move(Error)) + " for Src operand (" +  in importChildMatcher()
3439       return failedImport("Nested instruction cannot be the same as another operand");  in importChildMatcher()
3453     return failedImport("Src pattern child has unsupported predicate");  in importChildMatcher()
3485       return failedImport(  in importChildMatcher()
3489     return failedImport(  in importChildMatcher()
3493   return failedImport("Src pattern child is an unsupported kind");  in importChildMatcher()
3517       return failedImport("SDNodeXForm " + Child->getName() +  in importExplicitUseRenderer()
3547         return failedImport("Dst pattern child has multiple results");  in importExplicitUseRenderer()
3554         return failedImport("Dst operand has an unsupported type");  in importExplicitUseRenderer()
3568 … return failedImport("Dst pattern child isn't a leaf node or an MBB" + llvm::to_string(*DstChild));  in importExplicitUseRenderer()
3585       return failedImport("Dst pattern child has multiple results");  in importExplicitUseRenderer()
3591       return failedImport("Dst operand has an unsupported type");  in importExplicitUseRenderer()
3615         return failedImport(  in importExplicitUseRenderer()
3625     return failedImport(  in importExplicitUseRenderer()
3629   return failedImport("Dst pattern child is an unsupported kind");  in importExplicitUseRenderer()
3682       return failedImport(  in createInstructionRenderer()
3684     return failedImport("Pattern operator isn't an instruction");  in createInstructionRenderer()
3695     return failedImport("Unable to emit REG_SEQUENCE");  in createInstructionRenderer()
3719       return failedImport("EXTRACT_SUBREG child #1 is not a leaf");  in importExplicitUseRenderers()
3725         return failedImport("EXTRACT_SUBREG child #0 could not "  in importExplicitUseRenderers()
3736           return failedImport("EXTRACT_SUBREG requires an additional COPY");  in importExplicitUseRenderers()
3744     return failedImport("EXTRACT_SUBREG child #1 is not a subreg index");  in importExplicitUseRenderers()
3783     return failedImport("Expected " + llvm::to_string(DstINumUses) +  in importExplicitUseRenderers()
3814     return failedImport("Could not add default op");  in importDefaultOperandRenderers()
3824     return failedImport("Pattern defines a physical register");  in importImplicitDefRenderers()
3846     return failedImport("Dst pattern root isn't a trivial operator (" +  in runOnPattern()
3849     return failedImport("Src pattern root isn't a trivial operator (" +  in runOnPattern()
3909     return failedImport("Dst pattern root isn't a known leaf");  in runOnPattern()
3915     return failedImport("Pattern operator isn't an instruction");  in runOnPattern()
3919     return failedImport("Src pattern results and dst MI defs are different (" +  in runOnPattern()
3935         return failedImport(  in runOnPattern()
3939         return failedImport("EXTRACT_SUBREG operand #0 isn't a leaf");  in runOnPattern()
3946         return failedImport(  in runOnPattern()
3951       return failedImport("Dst MI def isn't a register class" +  in runOnPattern()
3983       return failedImport("COPY_TO_REGCLASS operand #1 isn't a register class");  in runOnPattern()
4000       return failedImport("EXTRACT_SUBREG child #1 is not a leaf");  in runOnPattern()
4004       return failedImport("EXTRACT_SUBREG child #1 is not a subreg index");  in runOnPattern()
4011       return failedImport("EXTRACT_SUBREG operand #1 isn't a register class");  in runOnPattern()