From 8750f9a29176f0ac67b775966c4fc190be8ac42e Mon Sep 17 00:00:00 2001
From: Daniel Sanders <daniel.sanders@imgtec.com>
Date: Thu, 3 Apr 2014 13:21:51 +0000
Subject: [mips] Implement ehb, ssnop, and pause in assembler

Summary: Add negative tests for pause

Reviewers: matheusalmeida

Reviewed By: matheusalmeida

Differential Revision: http://llvm-reviews.chandlerc.com/D3246

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205537 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Target/Mips/MipsInstrFormats.td | 11 +++++++++++
 1 file changed, 11 insertions(+)

(limited to 'lib/Target/Mips/MipsInstrFormats.td')

diff --git a/lib/Target/Mips/MipsInstrFormats.td b/lib/Target/Mips/MipsInstrFormats.td
index 38fac88604..e4405abe90 100644
--- a/lib/Target/Mips/MipsInstrFormats.td
+++ b/lib/Target/Mips/MipsInstrFormats.td
@@ -818,3 +818,14 @@ class CMov_F_F_FM<bits<5> fmt, bit tf> : StdArch {
   let Inst{10-6} = fd;
   let Inst{5-0} = 0x11;
 }
+
+class BARRIER_FM<bits<5> op> : StdArch {
+  bits<32> Inst;
+
+  let Inst{31-26} = 0; // SPECIAL
+  let Inst{25-21} = 0;
+  let Inst{20-16} = 0; // rt = 0
+  let Inst{15-11} = 0; // rd = 0
+  let Inst{10-6} = op; // Operation
+  let Inst{5-0} = 0;   // SLL
+}
-- 
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