Implement DwarfLLVMRegPair::operator< without violating asymmetry.
MSVC8 verifies this. llvm-svn: 154002
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@ -134,8 +134,7 @@ public:
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unsigned FromReg;
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unsigned ToReg;
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bool operator==(unsigned Reg) const { return FromReg == Reg; }
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bool operator<(unsigned Reg) const { return FromReg < Reg; }
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bool operator<(DwarfLLVMRegPair RHS) const { return FromReg < RHS.FromReg; }
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};
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private:
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const MCRegisterDesc *Desc; // Pointer to the descriptor array
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@ -315,7 +314,8 @@ public:
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const DwarfLLVMRegPair *M = isEH ? EHL2DwarfRegs : L2DwarfRegs;
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unsigned Size = isEH ? EHL2DwarfRegsSize : L2DwarfRegsSize;
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const DwarfLLVMRegPair *I = std::lower_bound(M, M+Size, RegNum);
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DwarfLLVMRegPair Key = { RegNum, 0 };
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const DwarfLLVMRegPair *I = std::lower_bound(M, M+Size, Key);
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if (I == M+Size || I->FromReg != RegNum)
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return -1;
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return I->ToReg;
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@ -327,7 +327,8 @@ public:
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const DwarfLLVMRegPair *M = isEH ? EHDwarf2LRegs : Dwarf2LRegs;
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unsigned Size = isEH ? EHDwarf2LRegsSize : Dwarf2LRegsSize;
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const DwarfLLVMRegPair *I = std::lower_bound(M, M+Size, RegNum);
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DwarfLLVMRegPair Key = { RegNum, 0 };
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const DwarfLLVMRegPair *I = std::lower_bound(M, M+Size, Key);
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assert(I != M+Size && I->FromReg == RegNum && "Invalid RegNum");
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return I->ToReg;
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}
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