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Update zstd to version 1.4.3

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This commit is contained in:
Tino Reichardt
2019-10-10 22:34:10 +02:00
parent 2be04003c2
commit 690d68d1d2
18 changed files with 154 additions and 96 deletions
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4
C/zstd/bitstream.h
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@@ -57,6 +57,8 @@ extern "C" {
=========================================*/
#if defined(__BMI__) && defined(__GNUC__)
# include <immintrin.h> /* support for bextr (experimental) */
#elif defined(__ICCARM__)
# include <intrinsics.h>
#endif
#define STREAM_ACCUMULATOR_MIN_32 25
@@ -163,6 +165,8 @@ MEM_STATIC unsigned BIT_highbit32 (U32 val)
return (unsigned) r;
# elif defined(__GNUC__) && (__GNUC__ >= 3) /* Use GCC Intrinsic */
return 31 - __builtin_clz (val);
# elif defined(__ICCARM__) /* IAR Intrinsic */
return 31 - __CLZ(val);
# else /* Software version */
static const unsigned DeBruijnClz[32] = { 0, 9, 1, 10, 13, 21, 2, 29,
11, 14, 16, 18, 22, 25, 3, 30,