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Remove use of the ConstantHandling interfaces
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@10793 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -27,10 +27,11 @@
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//===----------------------------------------------------------------------===//
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#include "llvm/Transforms/Scalar.h"
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#include "llvm/Constants.h"
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#include "llvm/Pass.h"
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#include "llvm/Function.h"
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#include "llvm/Instructions.h"
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#include "llvm/ConstantHandling.h"
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#include "llvm/Type.h"
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#include "llvm/Analysis/Dominators.h"
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#include "llvm/Assembly/Writer.h"
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#include "llvm/Transforms/Utils/Local.h"
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@ -1129,20 +1130,10 @@ static bool CheckCondition(Constant *Bound, Constant *C,
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assert(C != 0 && "C is not specified!");
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if (Bound == 0) return false;
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ConstantBool *Val;
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switch (BO) {
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default: assert(0 && "Unknown Condition code!");
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case Instruction::SetEQ: Val = *Bound == *C; break;
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case Instruction::SetNE: Val = *Bound != *C; break;
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case Instruction::SetLT: Val = *Bound < *C; break;
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case Instruction::SetGT: Val = *Bound > *C; break;
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case Instruction::SetLE: Val = *Bound <= *C; break;
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case Instruction::SetGE: Val = *Bound >= *C; break;
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}
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// ConstantHandling code may not succeed in the comparison...
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if (Val == 0) return false;
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return !Val->getValue(); // Return true if the condition is false...
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Constant *Val = ConstantExpr::get(BO, Bound, C);
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if (ConstantBool *CB = dyn_cast<ConstantBool>(Val))
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return !CB->getValue(); // Return true if the condition is false...
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return false;
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}
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// contradicts - Return true if the relationship specified by the operand
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