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Fix bitops fallback impl

This commit is contained in:
Behdad Esfahbod 2018-02-16 17:33:26 -08:00
parent 82eb1dac16
commit 6d5c0bf8b1
1 changed files with 2 additions and 2 deletions
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4
src/hb-private.hh
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@ -402,7 +402,7 @@ _hb_bit_storage (T v)
/* "bithacks" */ /* "bithacks" */
const unsigned int b[] = {0x2, 0xC, 0xF0, 0xFF00, 0xFFFF0000}; const unsigned int b[] = {0x2, 0xC, 0xF0, 0xFF00, 0xFFFF0000};
const unsigned int S[] = {1, 2, 4, 8, 16}; const unsigned int S[] = {1, 2, 4, 8, 16};
unsigned int r = 0; unsigned int r = 1;
for (int i = 4; i >= 0; i--) for (int i = 4; i >= 0; i--)
if (v & b[i]) if (v & b[i])
{ {
@ -416,7 +416,7 @@ _hb_bit_storage (T v)
/* "bithacks" */ /* "bithacks" */
const uint64_t b[] = {0x2, 0xC, 0xF0, 0xFF00, 0xFFFF0000, 0xFFFFFFFF00000000}; const uint64_t b[] = {0x2, 0xC, 0xF0, 0xFF00, 0xFFFF0000, 0xFFFFFFFF00000000};
const unsigned int S[] = {1, 2, 4, 8, 16, 32}; const unsigned int S[] = {1, 2, 4, 8, 16, 32};
unsigned int r = 0; unsigned int r = 1;
for (int i = 5; i >= 0; i--) for (int i = 5; i >= 0; i--)
if (v & b[i]) if (v & b[i])
{ {