[llvm] ff33b6f - [Support][AArch64] Detect a few more host CPU features on AArch64

[Danila Malyutin via llvm-commits]

Author: Danila Malyutin
Date: 2022-03-03T09:30:02+03:00
New Revision: ff33b6f90ac2ff60f5084e1c49ae583e122a7323

URL: https://github.com/llvm/llvm-project/commit/ff33b6f90ac2ff60f5084e1c49ae583e122a7323
DIFF: https://github.com/llvm/llvm-project/commit/ff33b6f90ac2ff60f5084e1c49ae583e122a7323.diff

LOG: [Support][AArch64] Detect a few more host CPU features on AArch64

Add detecton for lse, sve and sve2 on linux

Differential Revision: https://reviews.llvm.org/D119435

Added: 
    

Modified: 
    llvm/lib/Support/Host.cpp

Removed: 
    


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diff  --git a/llvm/lib/Support/Host.cpp b/llvm/lib/Support/Host.cpp
index f6003b783245e..da4159ac3a1ad 100644
--- a/llvm/lib/Support/Host.cpp
+++ b/llvm/lib/Support/Host.cpp
@@ -1706,6 +1706,9 @@ bool sys::getHostCPUFeatures(StringMap<bool> &Features) {
                                    .Case("asimd", "neon")
                                    .Case("fp", "fp-armv8")
                                    .Case("crc32", "crc")
+                                   .Case("atomics", "lse")
+                                   .Case("sve", "sve")
+                                   .Case("sve2", "sve2")
 #else
                                    .Case("half", "fp16")
                                    .Case("neon", "neon")