8000 Add Intel Comet Lake to the microarchitecture detection script by naushniki · Pull Request #14414 · arangodb/arangodb · GitHub
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Add Intel Comet Lake to the microarchitecture detection script #14414

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Merged
merged 4 commits into from
Jun 29, 2021
Merged

Add Intel Comet Lake to the microarchitecture detection script #14414

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90dee65
Add Intel Comet Lake to the microarchitecture detection script
naushniki Jun 28, 2021
e47db67
retire cpu microarchitectures older than minimal required(sandy-bridge)
naushniki Jun 28, 2021
cb5156c
Fail if CPU is older than Sandy Bridge and ASM optimizations are enab…
naushniki Jun 28, 2021
d23b242
fix error: actually set march to sandy-bridge
naushniki Jun 29, 2021
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36 changes: 14 additions & 22 deletions cmake/OptimizeForArchitecture.cmake
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Original file line number Diff line number Diff line change
Expand Up @@ -127,16 +127,18 @@ macro(AutodetectHostArchitecture)
# 4E | Skylake Client
# 3C | Broadwell (likely a bug in the SDE)
# 3C | Haswell
if(_cpu_model EQUAL 87) # 57
set(TARGET_ARCHITECTURE "knl") # Knights Landing
if(_cpu_model EQUAL 165) # Comet lake. Use skylake, the closest march supported by GCC.
set(TARGET_ARCHITECTURE "skylake")
elseif(_cpu_model EQUAL 142 OR _cpu_model EQUAL 158) # 8E, 9E
set(TARGET_ARCHITECTURE "kaby-lake")
elseif(_cpu_model EQUAL 102)
set(TARGET_ARCHITECTURE "cannonlake")
elseif(_cpu_model EQUAL 92)
set(TARGET_ARCHITECTURE "goldmont")
elseif(_cpu_model EQUAL 90 OR _cpu_model EQUAL 76)
set(TARGET_ARCHITECTURE "silvermont")
elseif(_cpu_model EQUAL 102)
set(TARGET_ARCHITECTURE "cannonlake")
elseif(_cpu_model EQUAL 142 OR _cpu_model EQUAL 158) # 8E, 9E
set(TARGET_ARCHITECTURE "kaby-lake")
elseif(_cpu_model EQUAL 87) # 57
set(TARGET_ARCHITECTURE "knl") # Knights Landing
elseif(_cpu_model EQUAL 85) # 55
set(TARGET_ARCHITECTURE "skylake-avx512")
elseif(_cpu_model EQUAL 78 OR _cpu_model EQUAL 94) # 4E, 5E
Expand All @@ -149,24 +151,14 @@ macro(AutodetectHostArchitecture)
set(TARGET_ARCHITECTURE "ivy-bridge")
elseif(_cpu_model EQUAL 42 OR _cpu_model EQUAL 45)
set(TARGET_ARCHITECTURE "sandy-bridge")
elseif(_cpu_model EQUAL 37 OR _cpu_model EQUAL 44 OR _cpu_model EQUAL 47)
set(TARGET_ARCHITECTURE "westmere")
elseif(_cpu_model EQUAL 26 OR _cpu_model EQUAL 30 OR _cpu_model EQUAL 31 OR _cpu_model EQUAL 46)
set(TARGET_ARCHITECTURE "nehalem")
elseif(_cpu_model EQUAL 23 OR _cpu_model EQUAL 29)
set(TARGET_ARCHITECTURE "penryn")
elseif(_cpu_model EQUAL 15)
set(TARGET_ARCHITECTURE "merom")
elseif(_cpu_model EQUAL 28)
set(TARGET_ARCHITECTURE "atom")
elseif(_cpu_model EQUAL 14)
set(TARGET_ARCHITECTURE "core")
elseif(_cpu_model LESS 14)
message(WARNING "Your CPU (family ${_cpu_family}, model ${_cpu_model}) is not known. Auto-detection of optimization flags failed and will use the generic CPU settings with SSE2.")
elseif(_cpu_model GREATER 42)
message(WARNING "Your CPU (family ${_cpu_family}, model ${_cpu_model}) is not known. Auto-detection of optimization flags failed and will use the minimum required microarchitecture(sandy-bridge).")
set(TARGET_ARCHITECTURE "sandy-bridge")
elseif(NOT ASM_OPTIMIZATIONS)
message(WARNING "Your CPU (family ${_cpu_family}, model ${_cpu_model}) is not known. This is not fatal because ASM_OPTIMIZATIONS are disabled. If you want to use ASM_OPTIMIZATIONS make sure you have a compliant CPU(sandy-bridge or newer) and review the \"cmake/OptimizeForArchitecture.cmake\" script.")
set(TARGET_ARCHITECTURE "generic")
else()
message(WARNING "Your CPU (family ${_cpu_family}, model ${_cpu_model}) is not known. Auto-detection of optimization flags failed and will use the 65nm Core 2 CPU settings.")
set(TARGET_ARCHITECTURE "merom")
message(FATAL_ERROR "Your CPU (family ${_cpu_family}, model ${_cpu_model}) is not known. This is fatal, because ASM_OPTIMIZATIONS are ON. If your CPU microarchitecture is sandy-bridge or newer, please review the \"cmake/OptimizeForArchitecture.cmake\" script. If you have an older CPU, use -DASM_OPTIMIZATIONS=Off.")
endif()
elseif(_cpu_family EQUAL 7) # Itanium (not supported)
message(WARNING "Your CPU (Itanium: family ${_cpu_family}, model ${_cpu_model}) is not supported by OptimizeForArchitecture.cmake.")
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