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The HAVE_JUMP code is dead, these intrinsics should _never_ be expanded

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7642 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2003-08-06 18:04:40 +00:00
parent 8043127860
commit 326e40aa8b
2 changed files with 12 additions and 46 deletions
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29
lib/Target/CBackend/CBackend.cpp
View File

@ -1123,32 +1123,15 @@ void CWriter::visitCallInst(CallInst &I) {
return;
case LLVMIntrinsic::setjmp:
#ifdef HAVE_JUMP
Out << "setjmp(*(jmp_buf*)";
writeOperand(I.getOperand(1));
Out << ")";
#else
//
// For right now, we don't really support non-local jumps. So
// make setjmp() always evaluate to zero for now.
//
Out << "(0)";
#endif
// This instrinsic should never exist in the program, but until we get
// setjmp/longjmp transformations going on, we should codegen it to
// something reasonable. This will allow code that never calls longjmp
// to work.
Out << "0";
return;
case LLVMIntrinsic::longjmp:
#ifdef HAVE_JUMP
Out << "longjmp(*(jmp_buf*)";
writeOperand(I.getOperand(1));
Out << ", ";
writeOperand(I.getOperand(2));
Out << ")";
#else
//
// For right now, we don't really support non-local jumps. So
// make longjmp() abort the program.
//
// Treat longjmp the same as setjmp
Out << "abort()";
#endif
return;
}
}

29
lib/Target/CBackend/Writer.cpp
View File

@ -1123,32 +1123,15 @@ void CWriter::visitCallInst(CallInst &I) {
return;
case LLVMIntrinsic::setjmp:
#ifdef HAVE_JUMP
Out << "setjmp(*(jmp_buf*)";
writeOperand(I.getOperand(1));
Out << ")";
#else
//
// For right now, we don't really support non-local jumps. So
// make setjmp() always evaluate to zero for now.
//
Out << "(0)";
#endif
// This instrinsic should never exist in the program, but until we get
// setjmp/longjmp transformations going on, we should codegen it to
// something reasonable. This will allow code that never calls longjmp
// to work.
Out << "0";
return;
case LLVMIntrinsic::longjmp:
#ifdef HAVE_JUMP
Out << "longjmp(*(jmp_buf*)";
writeOperand(I.getOperand(1));
Out << ", ";
writeOperand(I.getOperand(2));
Out << ")";
#else
//
// For right now, we don't really support non-local jumps. So
// make longjmp() abort the program.
//
// Treat longjmp the same as setjmp
Out << "abort()";
#endif
return;
}
}