[llvm-commits] CVS: llvm/include/llvm/ADT/APInt.h

[Reid Spencer]

Changes in directory llvm/include/llvm/ADT:

APInt.h updated: 1.65 -> 1.66
---
Log message:

Implement a getBitsNeeded method to determine how many bits are needed to
represent a string in binary form by an APInt.


---
Diffs of the changes:  (+6 -0)

 APInt.h |    6 ++++++
 1 files changed, 6 insertions(+)


Index: llvm/include/llvm/ADT/APInt.h
diff -u llvm/include/llvm/ADT/APInt.h:1.65 llvm/include/llvm/ADT/APInt.h:1.66
--- llvm/include/llvm/ADT/APInt.h:1.65	Tue Apr 10 11:33:06 2007
+++ llvm/include/llvm/ADT/APInt.h	Fri Apr 13 14:19:07 2007
@@ -840,6 +840,12 @@
     assert(getActiveBits() <= 64 && "Too many bits for int64_t");
     return int64_t(pVal[0]);
   }
+
+  /// This method determines how many bits are required to hold the APInt
+  /// equivalent of the string given by \p str of length \p slen.
+  /// @brief Get bits required for string value.
+  static uint32_t getBitsNeeded(const char* str, uint32_t slen, uint8_t radix);
+
   /// countLeadingZeros - This function is an APInt version of the
   /// countLeadingZeros_{32,64} functions in MathExtras.h. It counts the number
   /// of zeros from the most significant bit to the first one bit.