github_mirrors/vectorscan
3
0
Fork 1
mirror of https://github.com/VectorCamp/vectorscan.git synced 2025-09-29 19:24:25 +03:00
Code Issues Packages Projects Releases Wiki Activity

build/run on machines that only have SSE2 with SIMDE (#303)

Browse Source 
This allows the use of SIMDE library to emulate SSSE3/SSE4.2 instructions on SSE2-only (x86-64-v2) hardware.

---------

Co-authored-by: G.E <gregory.economou@vectorcamp.gr>
Co-authored-by: Konstantinos Margaritis <konstantinos@vectorcamp.gr>
This commit is contained in:
g. economou
2024-07-10 21:20:17 +03:00
committed by GitHub
parent aa832db892
commit cc11a3d738
5 changed files with 75 additions and 14 deletions
Download Patch File Download Diff File Expand all files Collapse all files

13
cmake/simde.cmake
View File

@@ -20,10 +20,21 @@ if (SIMDE_SSE42_H_FOUND)
endif()
endif()
if (SIMDE_NATIVE)
if (BUILD_SSE2_SIMDE)
message("using BUILD_SSE2_SIMDE..")
set(SIMDE_NATIVE true)
set(ARCH_C_FLAGS "-msse2")
set(ARCH_CXX_FLAGS "-msse2")
set(X86_ARCH "x86-64")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -DVS_SIMDE_NATIVE -DVS_SIMDE_BACKEND")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DVS_SIMDE_NATIVE -DVS_SIMDE_BACKEND")
endif()
if (SIMDE_NATIVE AND NOT BUILD_SSE2_SIMDE)
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -DVS_SIMDE_NATIVE -DSIMDE_ENABLE_OPENMP -fopenmp-simd")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DVS_SIMDE_NATIVE -DSIMDE_ENABLE_OPENMP -fopenmp-simd")
endif()
else()
message(FATAL_ERROR "SIMDe backend requested but SIMDe is not available on the system")
endif()