[X86] -march=cooperlake (llvm)
Support intel -march=cooperlake in llvm
Patch by Shengchen Kan (skan)
Differential Revision: https://reviews.llvm.org/D62836
llvm-svn: 362776
diff --git a/llvm/lib/Support/Host.cpp b/llvm/lib/Support/Host.cpp
index 221a0af..df2d4dc 100644
--- a/llvm/lib/Support/Host.cpp
+++ b/llvm/lib/Support/Host.cpp
@@ -672,7 +672,9 @@
// Skylake Xeon:
case 0x55:
*Type = X86::INTEL_COREI7;
- if (Features2 & (1 << (X86::FEATURE_AVX512VNNI - 32)))
+ if (Features3 & (1 << (X86::FEATURE_AVX512BF16 - 64)))
+ *Subtype = X86::INTEL_COREI7_COOPERLAKE; // "cooperlake"
+ else if (Features2 & (1 << (X86::FEATURE_AVX512VNNI - 32)))
*Subtype = X86::INTEL_COREI7_CASCADELAKE; // "cascadelake"
else
*Subtype = X86::INTEL_COREI7_SKYLAKE_AVX512; // "skylake-avx512"
@@ -748,6 +750,12 @@
break;
}
+ if (Features3 & (1 << (X86::FEATURE_AVX512BF16 - 64))) {
+ *Type = X86::INTEL_COREI7;
+ *Subtype = X86::INTEL_COREI7_COOPERLAKE;
+ break;
+ }
+
if (Features2 & (1 << (X86::FEATURE_AVX512VNNI - 32))) {
*Type = X86::INTEL_COREI7;
*Subtype = X86::INTEL_COREI7_CASCADELAKE;