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-rw-r--r--include/llvm/ADT/APInt.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/include/llvm/ADT/APInt.h b/include/llvm/ADT/APInt.h
index 61e8f52fc7..52c2fc01f1 100644
--- a/include/llvm/ADT/APInt.h
+++ b/include/llvm/ADT/APInt.h
@@ -1069,6 +1069,13 @@ public:
/// Extract the given bit of a bignum; returns 0 or 1. Zero-based.
static int tcExtractBit(const integerPart *, unsigned int bit);
+ /// Copy the bit vector of width srcBITS from SRC, starting at bit
+ /// srcLSB, to DST, of dstCOUNT parts, such that the bit srcLSB
+ /// becomes the least significant bit of DST. All high bits above
+ /// srcBITS in DST are zero-filled.
+ static void tcExtract(integerPart *, unsigned int dstCount, const integerPart *,
+ unsigned int srcBits, unsigned int srcLSB);
+
/// Set the given bit of a bignum. Zero-based.
static void tcSetBit(integerPart *, unsigned int bit);