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root |
1.13 |
implement is_constant for c11: https://gustedt.wordpress.com/2013/08/22/testing-compile-time-constness-and-null-pointers-with-c11s-_generic/ |
| 2 |
root |
1.12 |
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| 3 |
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#ifdef _MSC_VER |
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#include <stdlib.h> |
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#define bswap_32(x) _byteswap_ulong(x) |
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#define bswap_64(x) _byteswap_uint64(x) |
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#elif defined(__APPLE__) |
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// Mac OS X / Darwin features |
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#include <libkern/OSByteOrder.h> |
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#define bswap_32(x) OSSwapInt32(x) |
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#define bswap_64(x) OSSwapInt64(x) |
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#elif defined(__sun) || defined(sun) |
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#include <sys/byteorder.h> |
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#define bswap_32(x) BSWAP_32(x) |
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#define bswap_64(x) BSWAP_64(x) |
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#elif defined(__FreeBSD__) |
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#include <sys/endian.h> |
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#define bswap_32(x) bswap32(x) |
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#define bswap_64(x) bswap64(x) |
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#elif defined(__OpenBSD__) |
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#include <sys/types.h> |
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#define bswap_32(x) swap32(x) |
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#define bswap_64(x) swap64(x) |
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#elif defined(__NetBSD__) |
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#include <sys/types.h> |
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#include <machine/bswap.h> |
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#if defined(__BSWAP_RENAME) && !defined(__bswap_32) |
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#define bswap_32(x) bswap32(x) |
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#define bswap_64(x) bswap64(x) |
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#endif |
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| 43 |
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#else |
| 44 |
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#include <byteswap.h> |
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#endif |
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| 49 |
root |
1.6 |
0x00010001 |
| 50 |
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- add ecb_is_pot32/64. |
| 51 |
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- add intptr_t/uintptr_t. |
| 52 |
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- add ECB_PTRSIZE. |
| 53 |
root |
1.7 |
- more macros for C/C++ version checks. |
| 54 |
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- support C11 atomics for memory fences. |
| 55 |
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- support gcc-4.7 atomics for memory fences. |
| 56 |
root |
1.10 |
- support m68k, m88k and sh (patch by Miod Vallat). |
| 57 |
root |
1.11 |
- add ecb_binary16_to_float. |
| 58 |
root |
1.6 |
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| 59 |
root |
1.9 |
TODO: ecb_restrict_array etc. http://ue.tst.eu/5093eafd713ec5fda776d8065070aa4c.txt |
| 60 |
root |
1.1 |
TODO: ffs/clz |
| 61 |
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64 bit variants of everything |
| 62 |
root |
1.2 |
TODO: examples from X for clz/ctz |
| 63 |
root |
1.3 |
TODO: arithmetic right shift |
| 64 |
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TODO: template/generic functions for x32/x64 and so on |
| 65 |
root |
1.4 |
TODO: #define ecb_integer_multiples_of(n,d) ((char (*)[d])(n) - (char (*)[d])0) |
| 66 |
root |
1.3 |
TODO: generalised shift |
| 67 |
root |
1.8 |
TODO: #define ECB_FAST_UNALIGNED_ACCESS |
| 68 |
root |
1.3 |
unsigned long gensh(unsigned long v, int x) { |
| 69 |
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int a, b; |
| 70 |
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a = (v << x) & -(((unsigned int)x) < 32); |
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x = -x; |
| 72 |
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b = (v >> x) & -(((unsigned int)x) < 32); |
| 73 |
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return a|b; |
| 74 |
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} |
