From: Craig Topper <craig.topper@gmail.com>
Date: Sun, 12 Mar 2017 03:37:32 +0000 (+0000)
Subject: [AVX-512] Remove unused field in X86VectorVTInfo tablegen class.
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=dc5289bce881e73a744d04f7ab1350de1425bd8e;p=llvm

[AVX-512] Remove unused field in X86VectorVTInfo tablegen class.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@297572 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Target/X86/X86InstrAVX512.td b/lib/Target/X86/X86InstrAVX512.td
index 34f655bbf5b..e864af0d4bb 100644
--- a/lib/Target/X86/X86InstrAVX512.td
+++ b/lib/Target/X86/X86InstrAVX512.td
@@ -34,13 +34,6 @@ class X86VectorVTInfo<int numelts, ValueType eltvt, RegisterClass rc,
   ValueType KVT = !cast<ValueType>(!if (!eq (NumElts, 1), "i1",
                                                           "v" # NumElts # "i1"));
 
-  // The GPR register class that can hold the write mask.  Use GR8 for fewer
-  // than 8 elements.  Use shift-right and equal to work around the lack of
-  // !lt in tablegen.
-  RegisterClass MRC =
-    !cast<RegisterClass>("GR" #
-                         !if (!eq (!srl(NumElts, 3), 0), 8, NumElts));
-
   // Suffix used in the instruction mnemonic.
   string Suffix = suffix;