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-rw-r--r--include/llvm/ADT/Twine.h53
1 files changed, 45 insertions, 8 deletions
diff --git a/include/llvm/ADT/Twine.h b/include/llvm/ADT/Twine.h
index 93ff52c..8518395 100644
--- a/include/llvm/ADT/Twine.h
+++ b/include/llvm/ADT/Twine.h
@@ -86,6 +86,9 @@ namespace llvm {
/// The empty string.
EmptyKind,
+ /// A pointer to a Twine instance.
+ TwineKind,
+
/// A pointer to a C string instance.
CStringKind,
@@ -95,8 +98,16 @@ namespace llvm {
/// A pointer to a StringRef instance.
StringRefKind,
- /// A pointer to a Twine instance.
- TwineKind
+ /// A pointer to a uint64_t value, to render as an unsigned decimal
+ /// integer.
+ UDecKind,
+
+ /// A pointer to a uint64_t value, to render as an unsigned hexadecimal
+ /// integer.
+ UHexKind,
+
+ /// A pointer to a uint64_t value, to render as a signed decimal integer.
+ SDecKind
};
private:
@@ -232,12 +243,6 @@ namespace llvm {
assert(isValid() && "Invalid twine!");
}
- /// Create a 'null' string, which is an empty string that always
- /// concatenates to form another empty string.
- static Twine createNull() {
- return Twine(NullKind);
- }
-
// FIXME: Unfortunately, to make sure this is as efficient as possible we
// need extra binary constructors from particular types. We can't rely on
// the compiler to be smart enough to fold operator+()/concat() down to the
@@ -255,6 +260,38 @@ namespace llvm {
assert(isValid() && "Invalid twine!");
}
+ /// Create a 'null' string, which is an empty string that always
+ /// concatenates to form another empty string.
+ static Twine createNull() {
+ return Twine(NullKind);
+ }
+
+ /// @}
+ /// @name Numeric Conversions
+ /// @{
+
+ /// Construct a twine to print \arg Val as an unsigned decimal integer.
+ static Twine utostr(const uint64_t &Val) {
+ return Twine(&Val, UDecKind, 0, EmptyKind);
+ }
+
+ /// Construct a twine to print \arg Val as a signed decimal integer.
+ static Twine itostr(const int64_t &Val) {
+ return Twine(&Val, SDecKind, 0, EmptyKind);
+ }
+
+ // Construct a twine to print \arg Val as an unsigned hexadecimal integer.
+ static Twine utohexstr(const uint64_t &Val) {
+ return Twine(&Val, UHexKind, 0, EmptyKind);
+ }
+
+ // Construct a twine to print \arg Val as an unsigned hexadecimal
+ // integer. This routine is provided as a convenience to sign extend values
+ // before printing.
+ static Twine itohexstr(const int64_t &Val) {
+ return Twine(&Val, UHexKind, 0, EmptyKind);
+ }
+
/// @}
/// @name String Operations
/// @{