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Revision: 1.8
Committed: Wed Sep 26 19:00:38 2012 UTC (11 years, 8 months ago) by root
Branch: MAIN
Changes since 1.7: +1 -0 lines
Log Message:
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File Contents

# User Rev Content
1 root 1.6 0x00010001
2     - add ecb_is_pot32/64.
3     - add intptr_t/uintptr_t.
4     - add ECB_PTRSIZE.
5 root 1.7 - more macros for C/C++ version checks.
6     - support C11 atomics for memory fences.
7     - support gcc-4.7 atomics for memory fences.
8 root 1.6
9 root 1.1 TODO: ffs/clz
10     64 bit variants of everything
11 root 1.2 TODO: examples from X for clz/ctz
12 root 1.3 TODO: arithmetic right shift
13     TODO: template/generic functions for x32/x64 and so on
14 root 1.4 TODO: #define ecb_integer_multiples_of(n,d) ((char (*)[d])(n) - (char (*)[d])0)
15 root 1.3 TODO: generalised shift
16 root 1.8 TODO: #define ECB_FAST_UNALIGNED_ACCESS
17 root 1.3 unsigned long gensh(unsigned long v, int x) {
18     int a, b;
19     a = (v << x) & -(((unsigned int)x) < 32);
20     x = -x;
21     b = (v >> x) & -(((unsigned int)x) < 32);
22     return a|b;
23     }