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fix(hipsolver): use POWER target for OpenBLAS on ppc64le #11078

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Merged
benrichard-amd merged 1 commit into from
Aug 25, 2026
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fix(hipsolver): use POWER target for OpenBLAS on ppc64le #11078

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10 changes: 8 additions & 2 deletions projects/hipsolver/CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -212,8 +212,14 @@ if(NOT "${HIP_PLATFORM}" STREQUAL "nvidia")
list(APPEND LAPACK_CMAKE_ARGS -DCMAKE_CXX_COMPILER=${CMAKE_CXX_COMPILER})
endif()

# Force GENERIC target to ensure binaries work on all CPUs
list(APPEND LAPACK_CMAKE_ARGS -DTARGET=GENERIC)
# Force GENERIC target to ensure binaries work on all CPUs.
# OpenBLAS lacks a KERNEL.generic file for POWER, so fall back
# to the base POWER target on ppc64le (see OpenBLAS#5987).
if(CMAKE_SYSTEM_PROCESSOR MATCHES "ppc64")
list(APPEND LAPACK_CMAKE_ARGS -DTARGET=POWER8)
else()
list(APPEND LAPACK_CMAKE_ARGS -DTARGET=GENERIC)
endif()

# Downgrade incompatible-pointer-types errors to warnings when using Clang
if(CMAKE_C_COMPILER_ID MATCHES "Clang")
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