From 6e28010215c9d8607815a6e7e077a94529fa55e8 Mon Sep 17 00:00:00 2001
From: Matt Arsenault <Matthew.Arsenault@amd.com>
Date: Sat, 26 Sep 2015 04:53:30 +0000
Subject: [PATCH] AMDGPU: Don't handle invalid reg classes in helper functions

No tests hit these and it would be better to have checks like
this explicit where they are used.

llvm-svn: 248655
---
 llvm/lib/Target/AMDGPU/SIRegisterInfo.h | 6 ------
 1 file changed, 6 deletions(-)

diff --git a/llvm/lib/Target/AMDGPU/SIRegisterInfo.h b/llvm/lib/Target/AMDGPU/SIRegisterInfo.h
index a70d086cb52f..c59c0147e8a2 100644
--- a/llvm/lib/Target/AMDGPU/SIRegisterInfo.h
+++ b/llvm/lib/Target/AMDGPU/SIRegisterInfo.h
@@ -48,17 +48,11 @@ public:
 
   /// \returns true if this class contains only SGPR registers
   bool isSGPRClass(const TargetRegisterClass *RC) const {
-    if (!RC)
-      return false;
-
     return !hasVGPRs(RC);
   }
 
   /// \returns true if this class ID contains only SGPR registers
   bool isSGPRClassID(unsigned RCID) const {
-    if (static_cast<int>(RCID) == -1)
-      return false;
-
     return isSGPRClass(getRegClass(RCID));
   }