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Diffstat (limited to 'include/leb128.h')
-rw-r--r--include/leb128.h136
1 files changed, 0 insertions, 136 deletions
diff --git a/include/leb128.h b/include/leb128.h
deleted file mode 100644
index f584f72e5..000000000
--- a/include/leb128.h
+++ /dev/null
@@ -1,136 +0,0 @@
-/* Utilities for reading leb128 values.
- Copyright (C) 2012 Free Software Foundation, Inc.
-
-This file is part of the libiberty library.
-Libiberty is free software; you can redistribute it and/or
-modify it under the terms of the GNU Library General Public
-License as published by the Free Software Foundation; either
-version 2 of the License, or (at your option) any later version.
-
-Libiberty is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-Library General Public License for more details.
-
-You should have received a copy of the GNU Library General Public
-License along with libiberty; see the file COPYING.LIB. If not, write
-to the Free Software Foundation, Inc., 51 Franklin Street - Fifth Floor,
-Boston, MA 02110-1301, USA. */
-
-/* The functions defined here can be speed critical.
- Since they are all pretty small we keep things simple and just define
- them all as "static inline".
-
- WARNING: This file is used by GDB which is stuck at C90. :-(
- Though it can use stdint.h, inttypes.h.
- Therefore if you want to add support for "long long" you need
- to wrap it in #ifdef CC_HAS_LONG_LONG. */
-
-#ifndef LEB128_H
-#define LEB128_H
-
-/* Get a definition for inline. */
-#include "ansidecl.h"
-
-/* Get a definition for NULL, size_t. */
-#include <stddef.h>
-
-#ifdef HAVE_STDINT_H
-#include <stdint.h>
-#endif
-#ifdef HAVE_INTTYPES_H
-#include <inttypes.h>
-#endif
-
-/* Decode the unsigned LEB128 constant at BUF into the variable pointed to
- by R, and return the number of bytes read.
- If we read off the end of the buffer, zero is returned,
- and nothing is stored in R.
-
- Note: The result is an int instead of a pointer to the next byte to be
- read to avoid const-vs-non-const problems. */
-
-static inline size_t
-read_uleb128_to_uint64 (const unsigned char *buf, const unsigned char *buf_end,
- uint64_t *r)
-{
- const unsigned char *p = buf;
- unsigned int shift = 0;
- uint64_t result = 0;
- unsigned char byte;
-
- while (1)
- {
- if (p >= buf_end)
- return 0;
-
- byte = *p++;
- result |= ((uint64_t) (byte & 0x7f)) << shift;
- if ((byte & 0x80) == 0)
- break;
- shift += 7;
- }
-
- *r = result;
- return p - buf;
-}
-
-/* Decode the signed LEB128 constant at BUF into the variable pointed to
- by R, and return the number of bytes read.
- If we read off the end of the buffer, zero is returned,
- and nothing is stored in R.
-
- Note: The result is an int instead of a pointer to the next byte to be
- read to avoid const-vs-non-const problems. */
-
-static inline size_t
-read_sleb128_to_int64 (const unsigned char *buf, const unsigned char *buf_end,
- int64_t *r)
-{
- const unsigned char *p = buf;
- unsigned int shift = 0;
- int64_t result = 0;
- unsigned char byte;
-
- while (1)
- {
- if (p >= buf_end)
- return 0;
-
- byte = *p++;
- result |= ((uint64_t) (byte & 0x7f)) << shift;
- shift += 7;
- if ((byte & 0x80) == 0)
- break;
- }
- if (shift < (sizeof (*r) * 8) && (byte & 0x40) != 0)
- result |= -(((uint64_t) 1) << shift);
-
- *r = result;
- return p - buf;
-}
-
-/* Return the number of bytes to read to skip past an LEB128 number in BUF.
- If the end isn't found before reaching BUF_END, return zero.
-
- Note: The result is an int instead of a pointer to the next byte to be
- read to avoid const-vs-non-const problems. */
-
-static inline size_t
-skip_leb128 (const unsigned char *buf, const unsigned char *buf_end)
-{
- const unsigned char *p = buf;
- unsigned char byte;
-
- while (1)
- {
- if (p == buf_end)
- return 0;
-
- byte = *p++;
- if ((byte & 0x80) == 0)
- return p - buf;
- }
-}
-
-#endif /* LEB128_H */