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comparison src/impl/fallback.c @ 24:e49e70f7012f

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impl/x86: add static assertions for alignment and size
author Paper <paper@tflc.us>
date Sun, 24 Nov 2024 03:32:53 -0500
parents e26874655738
children 92156fe32755
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23:e26874655738 24:e49e70f7012f
5 // Fallback implementations - this is what an implementation should use if it 5 // Fallback implementations - this is what an implementation should use if it
6 // doesn't support a specific function *and* the actual representation in 6 // doesn't support a specific function *and* the actual representation in
7 // memory is unknown or yields incorrect results from the generic functions. 7 // memory is unknown or yields incorrect results from the generic functions.
8 // This is *extremely* unlikely; for x86 the layout is exactly the same in 8 // This is *extremely* unlikely; for x86 the layout is exactly the same in
9 // memory as the generic functions (i.e. it is literally stored as an array of 9 // memory as the generic functions (i.e. it is literally stored as an array of
10 // integers). 10 // integers). This is likely true for AltiVec and NEON as well, but those
11 // 11 // aren't tested for now.
12 // These functions can probably be removed if every current implementation is
13 // found to have the same
14 12
15 #define VEC_FALLBACK_OPERATION(op, sign, csign, bits, size) \ 13 #define VEC_FALLBACK_OPERATION(op, sign, csign, bits, size) \
16 do { \ 14 do { \
17 V##csign##INT##bits##x##size##_ALIGNED_ARRAY(varr1); \ 15 V##csign##INT##bits##x##size##_ALIGNED_ARRAY(varr1); \
18 V##csign##INT##bits##x##size##_ALIGNED_ARRAY(varr2); \ 16 V##csign##INT##bits##x##size##_ALIGNED_ARRAY(varr2); \