1Pull in r199031 from upstream llvm trunk (by Venkatraman Govindaraju):
2
3  [Sparc] Replace (unsigned)-1 with ~OU as suggested by Reid Kleckner.
4
5Introduced here: http://svn.freebsd.org/changeset/base/262261
6
7Index: lib/Target/Sparc/Disassembler/SparcDisassembler.cpp
8===================================================================
9--- lib/Target/Sparc/Disassembler/SparcDisassembler.cpp
10+++ lib/Target/Sparc/Disassembler/SparcDisassembler.cpp
11@@ -104,14 +104,14 @@ static const unsigned DFPRegDecoderTable[] = {
12   SP::D14,  SP::D30,  SP::D15,  SP::D31 };
13 
14 static const unsigned QFPRegDecoderTable[] = {
15-  SP::Q0,  SP::Q8,   (unsigned)-1,  (unsigned)-1,
16-  SP::Q1,  SP::Q9,   (unsigned)-1,  (unsigned)-1,
17-  SP::Q2,  SP::Q10,  (unsigned)-1,  (unsigned)-1,
18-  SP::Q3,  SP::Q11,  (unsigned)-1,  (unsigned)-1,
19-  SP::Q4,  SP::Q12,  (unsigned)-1,  (unsigned)-1,
20-  SP::Q5,  SP::Q13,  (unsigned)-1,  (unsigned)-1,
21-  SP::Q6,  SP::Q14,  (unsigned)-1,  (unsigned)-1,
22-  SP::Q7,  SP::Q15,  (unsigned)-1,  (unsigned)-1 } ;
23+  SP::Q0,  SP::Q8,   ~0U,  ~0U,
24+  SP::Q1,  SP::Q9,   ~0U,  ~0U,
25+  SP::Q2,  SP::Q10,  ~0U,  ~0U,
26+  SP::Q3,  SP::Q11,  ~0U,  ~0U,
27+  SP::Q4,  SP::Q12,  ~0U,  ~0U,
28+  SP::Q5,  SP::Q13,  ~0U,  ~0U,
29+  SP::Q6,  SP::Q14,  ~0U,  ~0U,
30+  SP::Q7,  SP::Q15,  ~0U,  ~0U } ;
31 
32 static DecodeStatus DecodeIntRegsRegisterClass(MCInst &Inst,
33                                                unsigned RegNo,
34@@ -168,7 +168,7 @@ static DecodeStatus DecodeQFPRegsRegisterClass(MCI
35     return MCDisassembler::Fail;
36 
37   unsigned Reg = QFPRegDecoderTable[RegNo];
38-  if (Reg == (unsigned)-1)
39+  if (Reg == ~0U)
40     return MCDisassembler::Fail;
41   Inst.addOperand(MCOperand::CreateReg(Reg));
42   return MCDisassembler::Success;
43