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authorDamjan Marion <damarion@cisco.com>2022-01-13 00:28:14 +0100
committerFlorin Coras <florin.coras@gmail.com>2022-01-16 18:54:52 +0000
commit7b90f669d83f432f3610ec0da522bd8ccc4dff01 (patch)
treef2e47bdf50dfa3c353ddc8ff7916b7d4ef50c9d1 /src/vppinfra/vector/compress.h
parent5233d4619cd0a4a154c35e88ccee92c24cacd377 (diff)
vppinfra: bitops cleanup
Type: refactor Change-Id: I7fa113e924640f9d798c1eb6ae64b9c0a9e2104c Signed-off-by: Damjan Marion <damarion@cisco.com>
Diffstat (limited to 'src/vppinfra/vector/compress.h')
-rw-r--r--src/vppinfra/vector/compress.h36
1 files changed, 12 insertions, 24 deletions
diff --git a/src/vppinfra/vector/compress.h b/src/vppinfra/vector/compress.h
index adb6503f711..d2ed716ac8e 100644
--- a/src/vppinfra/vector/compress.h
+++ b/src/vppinfra/vector/compress.h
@@ -27,12 +27,9 @@ clib_compress_u64_x64 (u64 *dst, u64 *src, u64 mask)
mask >>= 4;
}
#else
- while (mask)
- {
- u16 bit = count_trailing_zeros (mask);
- mask = clear_lowest_set_bit (mask);
- dst++[0] = src[bit];
- }
+ u32 i;
+ foreach_set_bit_index (i, mask)
+ dst++[0] = src[i];
#endif
return dst;
}
@@ -93,12 +90,9 @@ clib_compress_u32_x64 (u32 *dst, u32 *src, u64 mask)
mask >>= 8;
}
#else
- while (mask)
- {
- u16 bit = count_trailing_zeros (mask);
- mask = clear_lowest_set_bit (mask);
- dst++[0] = src[bit];
- }
+ u32 i;
+ foreach_set_bit_index (i, mask)
+ dst++[0] = src[i];
#endif
return dst;
}
@@ -150,12 +144,9 @@ clib_compress_u16_x64 (u16 *dst, u16 *src, u64 mask)
mask >>= 32;
}
#else
- while (mask)
- {
- u16 bit = count_trailing_zeros (mask);
- mask = clear_lowest_set_bit (mask);
- dst++[0] = src[bit];
- }
+ u32 i;
+ foreach_set_bit_index (i, mask)
+ dst++[0] = src[i];
#endif
return dst;
}
@@ -203,12 +194,9 @@ clib_compress_u8_x64 (u8 *dst, u8 *src, u64 mask)
u8x64_compress_store (sv[0], mask, dst);
dst += _popcnt64 (mask);
#else
- while (mask)
- {
- u16 bit = count_trailing_zeros (mask);
- mask = clear_lowest_set_bit (mask);
- dst++[0] = src[bit];
- }
+ u32 i;
+ foreach_set_bit_index (i, mask)
+ dst++[0] = src[i];
#endif
return dst;
}