R600: Fix encoding of CF_END_{EG, R600} instructions

The EOP bit was not being encoded.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@180734 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Target/R600/R600Instructions.td

@@ -906,6 +906,7 @@ class CF_WORD1_EG {
   let Word1{9-8} = COND;
   let Word1{15-10} = COUNT;
   let Word1{20} = VALID_PIXEL_MODE;
+  let Word1{21} = END_OF_PROGRAM;
   let Word1{29-22} = CF_INST;
   let Word1{31} = BARRIER;
 }

test/CodeGen/R600/cf_end.ll

@@ -0,0 +1,6 @@
+; RUN: llc < %s -march=r600 -mcpu=redwood --show-mc-encoding | FileCheck %s
+
+; CHECK: CF_END ; encoding: [0x03,0x00,0x00,0x00,0x00,0x00,0x00,0x20,0x80]
+define void @eop() {
+  ret void
+}