forked from OSchip/llvm-project
[APInt] Remove 'else' after 'return' in tcMultiply methods. NFC
llvm-svn: 302406
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@ -2311,22 +2311,22 @@ int APInt::tcMultiplyPart(WordType *dst, const WordType *src,
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assert(i + 1 == dstParts);
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dst[i] = carry;
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return 0;
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} else {
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/* We overflowed if there is carry. */
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if (carry)
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return 1;
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/* We would overflow if any significant unwritten parts would be
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non-zero. This is true if any remaining src parts are non-zero
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and the multiplier is non-zero. */
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if (multiplier)
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for (; i < srcParts; i++)
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if (src[i])
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return 1;
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/* We fitted in the narrow destination. */
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return 0;
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}
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/* We overflowed if there is carry. */
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if (carry)
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return 1;
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/* We would overflow if any significant unwritten parts would be
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non-zero. This is true if any remaining src parts are non-zero
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and the multiplier is non-zero. */
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if (multiplier)
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for (; i < srcParts; i++)
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if (src[i])
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return 1;
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/* We fitted in the narrow destination. */
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return 0;
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}
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/* DST = LHS * RHS, where DST has the same width as the operands and
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@ -2355,20 +2355,19 @@ unsigned APInt::tcFullMultiply(WordType *dst, const WordType *lhs,
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const WordType *rhs, unsigned lhsParts,
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unsigned rhsParts) {
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/* Put the narrower number on the LHS for less loops below. */
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if (lhsParts > rhsParts) {
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if (lhsParts > rhsParts)
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return tcFullMultiply (dst, rhs, lhs, rhsParts, lhsParts);
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} else {
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assert(dst != lhs && dst != rhs);
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tcSet(dst, 0, rhsParts);
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assert(dst != lhs && dst != rhs);
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for (unsigned i = 0; i < lhsParts; i++)
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tcMultiplyPart(&dst[i], rhs, lhs[i], 0, rhsParts, rhsParts + 1, true);
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tcSet(dst, 0, rhsParts);
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unsigned n = lhsParts + rhsParts;
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for (unsigned i = 0; i < lhsParts; i++)
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tcMultiplyPart(&dst[i], rhs, lhs[i], 0, rhsParts, rhsParts + 1, true);
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return n - (dst[n - 1] == 0);
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}
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unsigned n = lhsParts + rhsParts;
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return n - (dst[n - 1] == 0);
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}
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/* If RHS is zero LHS and REMAINDER are left unchanged, return one.
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