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* grub-core/fs/zfs/zfs_lz4.c: Switch from ad-hoc endiannes and width

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macros to GRUB ones.
This commit is contained in:
Vladimir 'phcoder' Serbinenko 2013-10-08 16:55:39 +02:00
parent 53a5f5c2f0
commit c4cf25eef7
2 changed files with 9 additions and 33 deletions
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7
ChangeLog
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@ -1,3 +1,8 @@
2013-10-08 Vladimir Serbinenko <phcoder@gmail.com>
* grub-core/fs/zfs/zfs_lz4.c: Switch from ad-hoc endiannes and width
macros to GRUB ones.
2013-10-08 Vladimir Testov <vladimir.testov@rosalab.ru>
* grub-core/gfxmenu/gui_list.c (draw_scrollbar): Fixed rare
@ -7,7 +12,7 @@
2013-10-08 Vladimir Serbinenko <phcoder@gmail.com>
* util/random_unix.c: Add NetBSD and Mac OS X to verified list.
* util/random_unix.c: Add NetBSD, Solaris and Mac OS X to verified list.
2013-10-08 Vladimir Testov <vladimir.testov@rosalab.ru>

35
grub-core/fs/zfs/zfs_lz4.c
View file

@ -45,31 +45,12 @@ static int LZ4_uncompress_unknownOutputSize(const char *source, char *dest,
*/
/* 32 or 64 bits ? */
#if (defined(__x86_64__) || defined(__x86_64) || defined(__amd64__) || \
defined(__amd64) || defined(__ppc64__) || defined(_WIN64) || \
defined(__LP64__) || defined(_LP64))
#if (GRUB_CPU_SIZEOF_VOID_P == 8)
#define LZ4_ARCH64 1
#else
#define LZ4_ARCH64 0
#endif
/*
* Little Endian or Big Endian?
* Note: overwrite the below #define if you know your architecture endianess.
*/
#if (defined(__BIG_ENDIAN__) || defined(__BIG_ENDIAN) || \
defined(_BIG_ENDIAN) || defined(_ARCH_PPC) || defined(__PPC__) || \
defined(__PPC) || defined(PPC) || defined(__powerpc__) || \
defined(__powerpc) || defined(powerpc) || \
((defined(__BYTE_ORDER__)&&(__BYTE_ORDER__ == __ORDER_BIG_ENDIAN__))))
#define LZ4_BIG_ENDIAN 1
#else
/*
* Little Endian assumed. PDP Endian and other very rare endian format
* are unsupported.
*/
#endif
/*
* Compiler Options
*/
@ -77,9 +58,6 @@ static int LZ4_uncompress_unknownOutputSize(const char *source, char *dest,
#define GCC_VERSION (__GNUC__ * 100 + __GNUC_MINOR__)
#define lz4_bswap16(x) ((unsigned short int) ((((x) >> 8) & 0xffu) \
| (((x) & 0xffu) << 8)))
#if (GCC_VERSION >= 302) || (__INTEL_COMPILER >= 800) || defined(__clang__)
#define expect(expr, value) (__builtin_expect((expr), (value)))
#else
@ -147,15 +125,8 @@ typedef struct _U64_S {
#define INITBASE(base) const int base = 0
#endif
#if (defined(LZ4_BIG_ENDIAN) && !defined(BIG_ENDIAN_NATIVE_BUT_INCOMPATIBLE))
#define LZ4_READ_LITTLEENDIAN_16(d, s, p) \
{ U16 v = A16(p); v = lz4_bswap16(v); d = (s) - v; }
#define LZ4_WRITE_LITTLEENDIAN_16(p, i) \
{ U16 v = (U16)(i); v = lz4_bswap16(v); A16(p) = v; p += 2; }
#else
#define LZ4_READ_LITTLEENDIAN_16(d, s, p) { d = (s) - A16(p); }
#define LZ4_WRITE_LITTLEENDIAN_16(p, v) { A16(p) = v; p += 2; }
#endif
#define LZ4_READ_LITTLEENDIAN_16(d, s, p) { d = (s) - grub_le_to_cpu16 (A16 (p)); }
#define LZ4_WRITE_LITTLEENDIAN_16(p, v) { A16(p) = grub_cpu_to_le16 (v); p += 2; }
/* Macros */
#define LZ4_WILDCOPY(s, d, e) do { LZ4_COPYPACKET(s, d) } while (d < e);