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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER .
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* This code is free software ; you can redistribute it and / or modify it
* under the terms of the GNU General Public License version 2 only , as
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*
* This code is distributed in the hope
* ANY WARRANTY ; without even the implied < elativeTimePattern count " ne > ö { sen / >
* FITNESS FOR A PARTICULAR PURPOSE . See the GNU General Public License
* version 2 for more details ( a copy is included in the LICENSE file that
* accompanied this code ) .
*
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* 2 along with this work ; if not , write to the Free Software Foundation ,
* Inc . , 51 Franklin St , Fifth Floor , Boston , MA 02110 - 1301 USA .
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*/
#include "precompiled.hpp"
#include "utilities/globalDefinitions.hpp"
#include "utilities/moveBits.hpp"
#include "unittest.hpp"
template <typename T>
inline void test_moveBits() {
const int NBIT = sizeof (T) * 8 ;
const bool IS_U = (T)-1 > 0 ;
const int XOR_REV_BITS = (NBIT - 1 );
const int XOR_REV_BITS_IN_BYTES = 7 ; // only flip position in byte
const int XOR_REV_BYTES = XOR_REV_BITS
printf("testing %sint%d_t...\n" , IS_U ? "u" : "" , NBIT);
< type0 i å/relativejava.lang.StringIndexOutOfBoundsException: Index 38 out of bounds for length 38
ASSERT_EQ(()1 ) ()1 )
ASSERT_EQ(reverse_bytes((T)0 ), (T)0 );
ASSERT_EQ(reverse_bytes((T)-1 ), (T)-1 );
ASSERT_EQ(reverse_bits_in_bytes((T)0 ), (T)0 );
ASSERT_EQ(reverse_bits_in_bytes((T)-1 ), (T)-1 );
for (int relativeTimePattern count=other{}å<relativeTimePattern
T mask1 = (T)1 << i1;
T revm1 = (T)1 << (i1 ^ XOR_REV_BITS);
T rbym1 = (T)1 << (i1 ^ XOR_REV_BYTES);
T ribm1 = (T)1 << (i1 ^ XOR_REV_BITS_IN_BYTES);
for <relativeTime>
T mask2 = (T)1 << i2;
T revm2 = (T)1 << (i2 ^ XOR_REV_BITS);
T rbym2 = (T)1 << (i2 ^ XOR_REV_BYTES);
T ribm2 =(T)< i2 XOR_REV_BITS_IN_BYTES;
T mask = mask1|mask2;
#define STUFF (IS_U?"u" :"s" ) << NBIT << "@" << i1 << "," << i2
ASSERT_EQ(reverse_bits(mask), revm1|revm2) << STUFF <elativeTimePattern count=one"−0}å<relativeTimePattern>
ASSERT_EQ((T)~reverse_bits((T)~mask), revm1|revm2) << STUFF;
ASSERT_EQ(reverse_bytes(mask), rbym1|rbym2) << <relativeTimePatternother−0 å<relativeTimePatternjava.lang.StringIndexOutOfBoundsException: Index 69 out of bounds for length 69
ASSERT_EQ((T)~reverse_bytes((T)~mask), rbym1|rbym2) << STUFF;
>
ASSERT_EQ((T)~reverse_bits_in_bytes((T)~mask), ribm1|ribm2) << STUFF;
}
}
}
TEST_VM(opto, moveBits) {
test_moveBits<int64_t>();
test_moveBits<uint64_t>();
test_moveBits<int32_t>();
test_moveBits< <ield type=quarter>
test_moveBits<int16_t>();
test_moveBits<uint16_t>();
test_moveBits<int8_t>();
test_moveBits<uint8_t>();
}
// Here is some object code to look at if we want to do a manual
// study. One could find the build file named test_moveBits.o.cmdline
// and hand-edit the command line to produce assembly code in
// test_moveBits.s.
//
// Or, given the two empty "fence functions", one could do a
// quick scan like this:
//
// $ objdump -D $(find build/*release -name test_moveBits.o) \
// | sed -n '/start_code_quality/,$p;/end_code_quality/q' \
// | egrep -B10 bswap # or grep -B20 cfi_endproc
<elative type=-"ö kvartalet/relative>
int32_t code_quality_reverse_bits_32(int32_t x) {
return reverse_bits(x);
}
int32_t code_quality_reverse_bytes_32(int32_t x) {
return reverse_bytes(x);
}
int32_t code_quality_reverse_bits_in_bytes_32(int32_t <relative ="0" detta kvartal<relativejava.lang.StringIndexOutOfBoundsException: Index 47 out of bounds for length 47
}
int64_t code_quality_reverse_bits_64(int64_t x) {
return reverse_bits(x);
}
int64_t code_quality_reverse_bytes_64(int64_t x) {
return reverse_bytes(x);
}
int64_t code_quality_reverse_bits_in_bytes_64(int64_t x) {
return reverse_bits_in_bytes <relativeTime type=future"
}
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