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fix a bug gabe found

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--HG--
extra : convert_revision : 12e8f09f6c59a16b2d2eb78bdd1345fc38c4de40
This commit is contained in:
Ali Saidi 2007-03-15 23:21:01 -04:00
parent ff90b8c1aa
commit a18baae026
1 changed files with 6 additions and 11 deletions
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17
src/base/bitfield.hh
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@ -121,17 +121,12 @@ findMsbSet(uint64_t val) {
int msb = 0;
if (!val)
return 0;
if (bits(val, 63,32)) msb += 32;
val >>= 32;
if (bits(val, 31,16)) msb += 16;
val >>= 16;
if (bits(val, 15,8)) msb += 8;
val >>= 8;
if (bits(val, 7,4)) msb += 4;
val >>= 4;
if (bits(val, 3,2)) msb += 2;
val >>= 2;
if (bits(val, 1,1)) msb += 1;
if (bits(val, 63,32)) { msb += 32; val >>= 32; }
if (bits(val, 31,16)) { msb += 16; val >>= 16; }
if (bits(val, 15,8)) { msb += 8; val >>= 8; }
if (bits(val, 7,4)) { msb += 4; val >>= 4; }
if (bits(val, 3,2)) { msb += 2; val >>= 2; }
if (bits(val, 1,1)) { msb += 1; }
return msb;
}