diff options
Diffstat (limited to 'include/clang/Basic/TargetInfo.h')
| -rw-r--r-- | include/clang/Basic/TargetInfo.h | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/include/clang/Basic/TargetInfo.h b/include/clang/Basic/TargetInfo.h index 1e835d992bbe..c95cf599ffd4 100644 --- a/include/clang/Basic/TargetInfo.h +++ b/include/clang/Basic/TargetInfo.h @@ -807,6 +807,7 @@ public: struct { int Min; int Max; + bool isConstrained; } ImmRange; llvm::SmallSet<int, 4> ImmSet; @@ -817,6 +818,7 @@ public: : Flags(0), TiedOperand(-1), ConstraintStr(ConstraintStr.str()), Name(Name.str()) { ImmRange.Min = ImmRange.Max = 0; + ImmRange.isConstrained = false; } const std::string &getConstraintStr() const { return ConstraintStr; } @@ -845,8 +847,9 @@ public: return (Flags & CI_ImmediateConstant) != 0; } bool isValidAsmImmediate(const llvm::APInt &Value) const { - return (Value.sge(ImmRange.Min) && Value.sle(ImmRange.Max)) || - ImmSet.count(Value.getZExtValue()) != 0; + if (!ImmSet.empty()) + return ImmSet.count(Value.getZExtValue()) != 0; + return !ImmRange.isConstrained || (Value.sge(ImmRange.Min) && Value.sle(ImmRange.Max)); } void setIsReadWrite() { Flags |= CI_ReadWrite; } @@ -858,6 +861,7 @@ public: Flags |= CI_ImmediateConstant; ImmRange.Min = Min; ImmRange.Max = Max; + ImmRange.isConstrained = true; } void setRequiresImmediate(llvm::ArrayRef<int> Exacts) { Flags |= CI_ImmediateConstant; @@ -870,8 +874,6 @@ public: } void setRequiresImmediate() { Flags |= CI_ImmediateConstant; - ImmRange.Min = INT_MIN; - ImmRange.Max = INT_MAX; } /// Indicate that this is an input operand that is tied to |