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add some static icmpinst predicates.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44283 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2007-11-22 23:43:29 +00:00
parent 8dcf751310
commit c2bfadb9df
1 changed files with 17 additions and 7 deletions
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24
include/llvm/Instructions.h
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@ -640,24 +640,34 @@ public:
/// @brief Return the signed version of the predicate.
static Predicate getSignedPredicate(Predicate pred);
/// This also tests for commutativity. If isEquality() returns true then
/// the predicate is also commutative.
/// @returns true if the predicate of this instruction is EQ or NE.
/// @brief Determine if this is an equality predicate.
/// isEquality - Return true if this predicate is either EQ or NE. This also
/// tests for commutativity.
static bool isEquality(Predicate P) {
return P == ICMP_EQ || P == ICMP_NE;
}
/// isEquality - Return true if this predicate is either EQ or NE. This also
/// tests for commutativity.
bool isEquality() const {
return SubclassData == ICMP_EQ || SubclassData == ICMP_NE;
return isEquality(getPredicate());
}
/// @returns true if the predicate of this ICmpInst is commutative
/// @brief Determine if this relation is commutative.
bool isCommutative() const { return isEquality(); }
/// @returns true if the predicate is relational (not EQ or NE).
/// @brief Determine if this a relational predicate.
/// isRelational - Return true if the predicate is relational (not EQ or NE).
///
bool isRelational() const {
return !isEquality();
}
/// isRelational - Return true if the predicate is relational (not EQ or NE).
///
static bool isRelational(Predicate P) {
return !isEquality(P);
}
/// @returns true if the predicate of this ICmpInst is signed, false otherwise
/// @brief Determine if this instruction's predicate is signed.
bool isSignedPredicate() const { return isSignedPredicate(getPredicate()); }