From ff75bf6ac93a9ef5a7d41f7645e02fde3e968ce1 Mon Sep 17 00:00:00 2001 From: Craig Topper Date: Mon, 18 Nov 2019 11:31:17 -0800 Subject: [X86] Add AMD Matisse (znver2) model number to getHostCPUName and compiler-rt's getAMDProcessorTypeAndSubtype. This is the CPUID model used on Ryzen 3000 series (Zen 2/Matisse) CPUs. Patch by Alex James Differential Revision: https://reviews.llvm.org/D70279 --- llvm/lib/Support/Host.cpp | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'llvm/lib/Support') diff --git a/llvm/lib/Support/Host.cpp b/llvm/lib/Support/Host.cpp index a4ab6530d7f..386446c76a0 100644 --- a/llvm/lib/Support/Host.cpp +++ b/llvm/lib/Support/Host.cpp @@ -959,9 +959,9 @@ static void getAMDProcessorTypeAndSubtype(unsigned Family, unsigned Model, break; // "btver2" case 23: *Type = X86::AMDFAM17H; - if (Model >= 0x30 && Model <= 0x3f) { + if ((Model >= 0x30 && Model <= 0x3f) || Model == 0x71) { *Subtype = X86::AMDFAM17H_ZNVER2; - break; // "znver2"; 30h-3fh: Zen2 + break; // "znver2"; 30h-3fh, 71h: Zen2 } if (Model <= 0x0f) { *Subtype = X86::AMDFAM17H_ZNVER1; -- cgit v1.2.3