https://bugs.llvm.org/show_bug.cgi?id=33797
Bug ID: 33797
Summary: Wrong Namespace generated for target, Namespace field
in .td files are ignored.
Product: libraries
Version: trunk
Hardware: PC
OS: Linux
Status: NEW
Severity: enhancement
Priority: P
Component: Common Code Generator Code
Assignee: unassignedb...@nondot.org
Reporter: ehssan.a...@gmail.com
CC: llvm-bugs@lists.llvm.org
Usually the target name and the namespace is the same and we cannot produce
this bug, but in my case my target name was "Laser" and the name space I used
in .tf files such as xxxRegisterInfo.td or xxxInstrFormats.td was "LASER" and
I could produce this bug.
Following change solved the problem:
In llvm/utils/TableGen:
--- AsmMatcherEmitter.cpp.orig 2016-06-24 00:09:49.000000000 +0700
+++ AsmMatcherEmitter.cpp 2017-07-14 09:33:39.591947889 +0700
@@ -2235,7 +2235,7 @@
OS << " switch (Operand.getReg()) {\n";
OS << " default: OpKind = InvalidMatchClass; break;\n";
for (const auto &RC : Info.RegisterClasses)
- OS << " case " << Info.Target.getName() << "::"
+ OS << " case " << Info.Target.getInstNamespace() << "::"
<< RC.first->getName() << ": OpKind = " << RC.second->Name
<< "; break;\n";
OS << " }\n";
@@ -3046,7 +3046,7 @@
std::string LenMnemonic = char(MI->Mnemonic.size()) +
MI->Mnemonic.str();
OS << " { " << StringTable.GetOrAddStringOffset(LenMnemonic, false)
<< " /* " << MI->Mnemonic << " */, "
- << Target.getName() << "::"
+ << Target.getInstNamespace() << "::"
<< MI->getResultInst()->TheDef->getName() << ", "
<< MI->ConversionFnKind << ", ";
--
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