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For PR1328:

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Don't assert everytime an intrinsic name isn't recognized. Instead, make
the assert optional when callin getIntrinsicID(). This allows the assembler
to handle invalid intrinsic names gracefully.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36120 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Reid Spencer 2007-04-16 06:54:34 +00:00
parent c7dcd7f604
commit 2db15e2b42
3 changed files with 5 additions and 6 deletions
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2
include/llvm/Function.h
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@ -103,7 +103,7 @@ public:
/// The particular intrinsic functions which correspond to this value are
/// defined in llvm/Intrinsics.h.
///
unsigned getIntrinsicID() const;
unsigned getIntrinsicID(bool noAssert = false) const;
bool isIntrinsic() const { return getIntrinsicID() != 0; }
/// getCallingConv()/setCallingConv(uint) - These method get and set the

7
lib/VMCore/Function.cpp
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@ -224,20 +224,21 @@ void Function::dropAllReferences() {
/// particular intrinsic functions which correspond to this value are defined in
/// llvm/Intrinsics.h.
///
unsigned Function::getIntrinsicID() const {
unsigned Function::getIntrinsicID(bool noAssert) const {
const ValueName *ValName = this->getValueName();
unsigned Len = ValName->getKeyLength();
const char *Name = ValName->getKeyData();
if (Len < 5 || Name[4] != '.' || Name[0] != 'l' || Name[1] != 'l'
if (Len <= 5 || Name[4] != '.' || Name[0] != 'l' || Name[1] != 'l'
|| Name[2] != 'v' || Name[3] != 'm')
return 0; // All intrinsics start with 'llvm.'
assert(Len != 5 && "'llvm.' is an invalid intrinsic name!");
assert((Len != 5 || noAssert) && "'llvm.' is an invalid intrinsic name!");
#define GET_FUNCTION_RECOGNIZER
#include "llvm/Intrinsics.gen"
#undef GET_FUNCTION_RECOGNIZER
assert(noAssert && "Invalid LLVM intrinsic name");
return 0;
}

2
utils/TableGen/IntrinsicEmitter.cpp
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@ -103,8 +103,6 @@ EmitFnNameRecognizer(const std::vector<CodeGenIntrinsic> &Ints,
<< Ints[I->second].EnumName << ";\n";
}
OS << " }\n";
OS << " // The 'llvm.' namespace is reserved!\n";
OS << " assert(0 && \"Unknown LLVM intrinsic function!\");\n";
OS << "#endif\n\n";
}