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Added comments on dispatching [skip ci]

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This commit is contained in:
Andrew Kane
2024-04-22 16:18:57 -07:00
parent 1804c63e27
commit ab71c12a28
1 changed files with 3 additions and 2 deletions
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5
src/bitutils.h
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@@ -1,9 +1,10 @@
#ifndef BITUTILS_H #ifndef BITUTILS_H
#define BITUTILS_H #define BITUTILS_H
#ifndef DISABLE_DISPATCH /* We use two types of dispatching: intrinsics and target_clones */
/* Only enable for more recent compilers */
/* TODO Move to better place */ /* TODO Move to better place */
#ifndef DISABLE_DISPATCH
/* Only enable for more recent compilers to keep build process simple */
#if defined(__x86_64__) && defined(__GNUC__) && __GNUC__ >= 8 #if defined(__x86_64__) && defined(__GNUC__) && __GNUC__ >= 8
#define USE_DISPATCH #define USE_DISPATCH
#elif defined(__x86_64__) && defined(__clang_major__) && __clang_major__ >= 7 #elif defined(__x86_64__) && defined(__clang_major__) && __clang_major__ >= 7