From 001db453f5df586af9625d68e715950106e4f961 Mon Sep 17 00:00:00 2001
From: Chris Lattner <sabre@nondot.org>
Date: Tue, 6 Jun 2006 21:29:23 +0000
Subject: Add PowerPC intrinsics to support dcbz[l]

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28696 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Target/PowerPC/PPCInstrFormats.td | 17 +++++++++++++++++
 lib/Target/PowerPC/PPCInstrInfo.td    |  8 ++++++++
 2 files changed, 25 insertions(+)

(limited to 'lib')

diff --git a/lib/Target/PowerPC/PPCInstrFormats.td b/lib/Target/PowerPC/PPCInstrFormats.td
index 10ac79b..bb0ccf8 100644
--- a/lib/Target/PowerPC/PPCInstrFormats.td
+++ b/lib/Target/PowerPC/PPCInstrFormats.td
@@ -325,6 +325,23 @@ class XForm_28<bits<6> opcode, bits<10> xo, dag OL, string asmstr,
   : XForm_base_r3xo<opcode, xo, OL, asmstr, itin, pattern> {
 }
 
+// DCB_Form - Form X instruction, used for dcb* instructions.
+class DCB_Form<bits<10> xo, bits<5> immfield, dag OL, string asmstr, 
+                      InstrItinClass itin, list<dag> pattern>
+  : I<31, OL, asmstr, itin> {
+  bits<5> A;
+  bits<5> B;
+
+  let Pattern = pattern;
+
+  let Inst{6-10}  = immfield;
+  let Inst{11-15} = A;
+  let Inst{16-20} = B;
+  let Inst{21-30} = xo;
+  let Inst{31}    = 0;
+}
+
+
 // DSS_Form - Form X instruction, used for altivec dss* instructions.
 class DSS_Form<bits<10> xo, dag OL, string asmstr, 
                       InstrItinClass itin, list<dag> pattern>
diff --git a/lib/Target/PowerPC/PPCInstrInfo.td b/lib/Target/PowerPC/PPCInstrInfo.td
index d75c794..c93e0d4 100644
--- a/lib/Target/PowerPC/PPCInstrInfo.td
+++ b/lib/Target/PowerPC/PPCInstrInfo.td
@@ -318,6 +318,14 @@ let isCall = 1, noResults = 1, PPC970_Unit = 7,
                            [(PPCbctrl)]>;
 }
 
+// DCB* instructions.
+def DCBZ : DCB_Form<1014, 0, (ops memrr:$dst),
+                    "dcbz $dst", LdStDCBF, [(int_ppc_dcbz xoaddr:$dst)]>,
+                    PPC970_DGroup_Single;
+def DCBZL : DCB_Form<1014, 1, (ops memrr:$dst),
+                     "dcbzl $dst", LdStDCBF, [(int_ppc_dcbzl xoaddr:$dst)]>,
+                     PPC970_DGroup_Single;
+                       
 // D-Form instructions.  Most instructions that perform an operation on a
 // register and an immediate are of this type.
 //
-- 
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