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misc: fix some signed shifts

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* spot/misc/intvcmp2.cc, spot/misc/intvcomp.cc: Here.
This commit is contained in:
Alexandre Duret-Lutz 2016-07-27 19:44:25 +02:00
parent a7842ac47f
commit a9fc5d49d8
2 changed files with 41 additions and 41 deletions
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72
spot/misc/intvcmp2.cc
View file

@ -52,12 +52,12 @@ namespace spot
static const unsigned bits_width[7] = { 1, 3, 5, 7, 9, 14, 28 };
static const unsigned max_count[8] = { 30, 10, 6, 4, 3, 2, 1, 0 };
static const unsigned max_allowed[8] = { 1,
(1 << 3) - 1,
(1 << 5) - 1,
(1 << 7) - 1,
(1 << 9) - 1,
(1 << 14) - 1,
(1 << 28) - 1,
(1U << 3) - 1,
(1U << 5) - 1,
(1U << 7) - 1,
(1U << 9) - 1,
(1U << 14) - 1,
(1U << 28) - 1,
-1U };
// If we have only X data to compress and they fit with the
// current bit width, the following table tells us we should
@ -397,36 +397,36 @@ namespace spot
case 0x01:
case 0x02:
case 0x03:
self().write_data_at(0, !!(val & (1 << 29)));
self().write_data_at(1, !!(val & (1 << 28)));
self().write_data_at(2, !!(val & (1 << 27)));
self().write_data_at(3, !!(val & (1 << 26)));
self().write_data_at(4, !!(val & (1 << 25)));
self().write_data_at(5, !!(val & (1 << 24)));
self().write_data_at(6, !!(val & (1 << 23)));
self().write_data_at(7, !!(val & (1 << 22)));
self().write_data_at(8, !!(val & (1 << 21)));
self().write_data_at(9, !!(val & (1 << 20)));
self().write_data_at(10, !!(val & (1 << 19)));
self().write_data_at(11, !!(val & (1 << 18)));
self().write_data_at(12, !!(val & (1 << 17)));
self().write_data_at(13, !!(val & (1 << 16)));
self().write_data_at(14, !!(val & (1 << 15)));
self().write_data_at(15, !!(val & (1 << 14)));
self().write_data_at(16, !!(val & (1 << 13)));
self().write_data_at(17, !!(val & (1 << 12)));
self().write_data_at(18, !!(val & (1 << 11)));
self().write_data_at(19, !!(val & (1 << 10)));
self().write_data_at(20, !!(val & (1 << 9)));
self().write_data_at(21, !!(val & (1 << 8)));
self().write_data_at(22, !!(val & (1 << 7)));
self().write_data_at(23, !!(val & (1 << 6)));
self().write_data_at(24, !!(val & (1 << 5)));
self().write_data_at(25, !!(val & (1 << 4)));
self().write_data_at(26, !!(val & (1 << 3)));
self().write_data_at(27, !!(val & (1 << 2)));
self().write_data_at(28, !!(val & (1 << 1)));
self().write_data_at(29, !!(val & (1 << 0)));
self().write_data_at(0, !!(val & (1U << 29)));
self().write_data_at(1, !!(val & (1U << 28)));
self().write_data_at(2, !!(val & (1U << 27)));
self().write_data_at(3, !!(val & (1U << 26)));
self().write_data_at(4, !!(val & (1U << 25)));
self().write_data_at(5, !!(val & (1U << 24)));
self().write_data_at(6, !!(val & (1U << 23)));
self().write_data_at(7, !!(val & (1U << 22)));
self().write_data_at(8, !!(val & (1U << 21)));
self().write_data_at(9, !!(val & (1U << 20)));
self().write_data_at(10, !!(val & (1U << 19)));
self().write_data_at(11, !!(val & (1U << 18)));
self().write_data_at(12, !!(val & (1U << 17)));
self().write_data_at(13, !!(val & (1U << 16)));
self().write_data_at(14, !!(val & (1U << 15)));
self().write_data_at(15, !!(val & (1U << 14)));
self().write_data_at(16, !!(val & (1U << 13)));
self().write_data_at(17, !!(val & (1U << 12)));
self().write_data_at(18, !!(val & (1U << 11)));
self().write_data_at(19, !!(val & (1U << 10)));
self().write_data_at(20, !!(val & (1U << 9)));
self().write_data_at(21, !!(val & (1U << 8)));
self().write_data_at(22, !!(val & (1U << 7)));
self().write_data_at(23, !!(val & (1U << 6)));
self().write_data_at(24, !!(val & (1U << 5)));
self().write_data_at(25, !!(val & (1U << 4)));
self().write_data_at(26, !!(val & (1U << 3)));
self().write_data_at(27, !!(val & (1U << 2)));
self().write_data_at(28, !!(val & (1U << 1)));
self().write_data_at(29, !!(val & (1U << 0)));
self().forward(30);
break;
case 0x04: // 01xx - 10 3-bit values.

10
spot/misc/intvcomp.cc
View file

@ -157,8 +157,8 @@ namespace spot
unsigned int right_bit_count = n - bits_left_;
unsigned int left = bits >> right_bit_count;
push_bits_unchecked(left, bits_left_, (1 << bits_left_) - 1);
push_bits_unchecked(bits, right_bit_count, (1 << right_bit_count) - 1);
push_bits_unchecked(left, bits_left_, (1U << bits_left_) - 1);
push_bits_unchecked(bits, right_bit_count, (1U << right_bit_count) - 1);
}
void flush()
@ -388,7 +388,7 @@ namespace spot
look_ <<= fill_size;
buffer_bits_ -= fill_size;
look_ |= (buffer_ >> buffer_bits_) & ((1 << fill_size) - 1);
look_ |= (buffer_ >> buffer_bits_) & ((1U << fill_size) - 1);
look_bits_ += fill_size;
if (buffer_bits_ == 0)
@ -417,7 +417,7 @@ namespace spot
if (SPOT_UNLIKELY(look_bits_ < n))
refill();
assert(n <= look_bits_);
return (look_ >> (look_bits_ - n)) & ((1 << n) - 1);
return (look_ >> (look_bits_ - n)) & ((1U << n) - 1);
}
void skip_n_bits(unsigned int n)
@ -431,7 +431,7 @@ namespace spot
if (SPOT_UNLIKELY(look_bits_ < n))
refill();
look_bits_ -= n;
return (look_ >> look_bits_) & ((1 << n) - 1);
return (look_ >> look_bits_) & ((1U << n) - 1);
}
unsigned int get_32_bits()