From: Vincent Lejeune <vljn@ovi.com>
Date: Thu, 14 Feb 2013 16:55:01 +0000 (+0000)
Subject: R600: Do not fold modifier/litterals in vector inst
X-Git-Url: http://plrg.eecs.uci.edu/git/?a=commitdiff_plain;h=df65b0fb51d57a7e8dfcd19557b1d00c11c9fe2a;p=oota-llvm.git

R600: Do not fold modifier/litterals in vector inst

This fixes a couple of regressions on (probably not just) cayman

NOTE: This is a candidate for the Mesa stable branch.

Reviewed-by: Tom Stellard <thomas.stellard at amd.com>

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@175180 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Target/R600/AMDILISelDAGToDAG.cpp b/lib/Target/R600/AMDILISelDAGToDAG.cpp
index a88e8c7fc64..b125ba87ed1 100644
--- a/lib/Target/R600/AMDILISelDAGToDAG.cpp
+++ b/lib/Target/R600/AMDILISelDAGToDAG.cpp
@@ -218,7 +218,9 @@ SDNode *AMDGPUDAGToDAGISel::Select(SDNode *N) {
             continue;
           }
       } else {
-        if (!TII->isALUInstr(Use->getMachineOpcode())) {
+        if (!TII->isALUInstr(Use->getMachineOpcode()) ||
+            (TII->get(Use->getMachineOpcode()).TSFlags &
+            R600_InstFlag::VECTOR)) {
           continue;
         }
 
@@ -261,7 +263,8 @@ SDNode *AMDGPUDAGToDAGISel::Select(SDNode *N) {
   if (ST.device()->getGeneration() <= AMDGPUDeviceInfo::HD6XXX) {
     const R600InstrInfo *TII =
         static_cast<const R600InstrInfo*>(TM.getInstrInfo());
-    if (Result && Result->isMachineOpcode()
+    if (Result && Result->isMachineOpcode() &&
+        !(TII->get(Result->getMachineOpcode()).TSFlags & R600_InstFlag::VECTOR)
         && TII->isALUInstr(Result->getMachineOpcode())) {
       // Fold FNEG/FABS/CONST_ADDRESS
       // TODO: Isel can generate multiple MachineInst, we need to recursively