From 64d2c326b7f01942f0179fb797070e5cefbba303 Mon Sep 17 00:00:00 2001
From: Vy Nguyen <vyng@google.com>
Date: Wed, 10 Mar 2021 02:41:58 -0500
Subject: [PATCH] [llvm] Fix thinko in getVendorSignature(), where expected
 values of  ECX and EDX were flipped for the AMD case.

Follow up to D97504

Differential Revision: https://reviews.llvm.org/D98322
---
 llvm/lib/Support/Host.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/llvm/lib/Support/Host.cpp b/llvm/lib/Support/Host.cpp
index 3c658e02d6fc..7475647e4d56 100644
--- a/llvm/lib/Support/Host.cpp
+++ b/llvm/lib/Support/Host.cpp
@@ -512,11 +512,11 @@ VendorSignatures getVendorSignature(unsigned *MaxLeaf) {
     return VendorSignatures::UNKNOWN;
 
   // "Genu ineI ntel"
-  if (EBX == 0x756e6547 && ECX == 0x6c65746e && EDX == 0x49656e69)
+  if (EBX == 0x756e6547 && EDX == 0x49656e69 && ECX == 0x6c65746e)
     return VendorSignatures::GENUINE_INTEL;
 
   // "Auth enti cAMD"
-  if (EBX == 0x68747541 && ECX == 0x69746e65 && EDX == 0x444d4163)
+  if (EBX == 0x68747541 && EDX == 0x69746e65 && ECX == 0x444d4163)
     return VendorSignatures::AUTHENTIC_AMD;
 
   return VendorSignatures::UNKNOWN;