Alexandre Bique

Weird program names

2

Hi, I got weird program names likes `[]3`. Can you check that you don't read uninitialized memory? Thanks.

I got the following error: gcc: error: unrecognized command line option ‘-module -avoid-version -Wc,-nostartfiles’ /usr/bin/ld: default/src/gui_callbacks_2.o: undefined reference to symbol 'exp@@GLIBC_2.2.5' /usr/bin/ld: note: 'exp@@GLIBC_2.2.5' is defined in DSO /usr/lib/libm.so.6 so...

Runtime detection of instruction set

12

Hi, I am wondering if it is possible to perform a runtime detection of the instruction set to use? Basically the approach would be: ```C++ template struct processor { //...

Invalid CodeGen with clang-cl (From visual studio 2019) in release builds (64 bits, ssse3)

1

Hi, I've found that the following code snippet does not produce correct CodeGen with clang-cl. ```C++ xsimd::batch e{ 0, 1.f, 2.f, 3.f }; auto f = xsimd::exp(e); for (int i...

feature request: shuffle

2

Hi, I've looked through the documentation, but I did not find a way to perform shuffle operations. Is that missing? If so is it something that could become part of...

Add an accuracy benchmark next to the performance benchmark

1

Hi, The performance benchmarks shows great results, but on the other hand let us wonder if the accuracy is as good. Thank you, Alex.

Compiler error with -std=c++17 on gcc

2

``` ../../third-party/libsimdpp/simdpp/types/empty_expr.h: In instantiation of ‘simdpp::arch_sse3::mask_int32::operator simdpp::arch_sse3::uint32() const [with unsigned int N = 4]’: ../../third-party/libsimdpp/simdpp/detail/insn/cmp_neq.h:195:52: required from here ../../third-party/libsimdpp/simdpp/types/empty_expr.h:220:52: error: could not convert ‘((const simdpp::arch_sse3::mask_int32*)this)->simdpp::arch_sse3::mask_int32::e’ from ‘const simdpp::arch_sse3::mask_int32’ to ‘simdpp::arch_sse3::uint32’...

https://github.com/p12tic/libsimdpp/blob/9dac213d6965bf57c7accf9dda6d16c3bed0e3ac/simdpp/detail/insn/store_first.h#L53