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-rw-r--r--lib/VMCore/ConstantFold.h24
1 files changed, 13 insertions, 11 deletions
diff --git a/lib/VMCore/ConstantFold.h b/lib/VMCore/ConstantFold.h
index 14231cb..ef0a810 100644
--- a/lib/VMCore/ConstantFold.h
+++ b/lib/VMCore/ConstantFold.h
@@ -67,14 +67,11 @@ public:
virtual Constant *op_not(const Constant *V) const = 0;
// Binary Operators...
- virtual Constant *add(const Constant *V1,
- const Constant *V2) const = 0;
- virtual Constant *sub(const Constant *V1,
- const Constant *V2) const = 0;
- virtual Constant *mul(const Constant *V1,
- const Constant *V2) const = 0;
- virtual Constant *div(const Constant *V1,
- const Constant *V2) const = 0;
+ virtual Constant *add(const Constant *V1, const Constant *V2) const = 0;
+ virtual Constant *sub(const Constant *V1, const Constant *V2) const = 0;
+ virtual Constant *mul(const Constant *V1, const Constant *V2) const = 0;
+ virtual Constant *div(const Constant *V1, const Constant *V2) const = 0;
+ virtual Constant *rem(const Constant *V1, const Constant *V2) const = 0;
virtual ConstantBool *lessthan(const Constant *V1,
const Constant *V2) const = 0;
@@ -127,7 +124,7 @@ private :
};
-inline Constant *operator!(const Constant &V) {
+inline Constant *operator~(const Constant &V) {
return ConstRules::get(V)->op_not(&V);
}
@@ -153,6 +150,11 @@ inline Constant *operator/(const Constant &V1, const Constant &V2) {
return ConstRules::get(V1)->div(&V1, &V2);
}
+inline Constant *operator%(const Constant &V1, const Constant &V2) {
+ assert(V1.getType() == V2.getType() && "Constant types must be identical!");
+ return ConstRules::get(V1)->rem(&V1, &V2);
+}
+
inline ConstantBool *operator<(const Constant &V1,
const Constant &V2) {
assert(V1.getType() == V2.getType() && "Constant types must be identical!");
@@ -192,8 +194,7 @@ inline Constant *ConstantFoldCastInstruction(const Constant *V,
inline Constant *ConstantFoldUnaryInstruction(unsigned Opcode,
const Constant *V) {
switch (Opcode) {
- case Instruction::Not: return !*V;
- // TODO: Handle get element ptr instruction here in the future? GEP null?
+ case Instruction::Not: return ~*V;
}
return 0;
}
@@ -206,6 +207,7 @@ inline Constant *ConstantFoldBinaryInstruction(unsigned Opcode,
case Instruction::Sub: return *V1 - *V2;
case Instruction::Mul: return *V1 * *V2;
case Instruction::Div: return *V1 / *V2;
+ case Instruction::Rem: return *V1 % *V2;
case Instruction::SetEQ: return *V1 == *V2;
case Instruction::SetNE: return *V1 != *V2;