commit f96e4bd2a3b11928af75fb7472288930d16fec0b
author Dan Gohman <gohman@apple.com> Wed Oct 20 00:31:05 2010 +0000
committer Dan Gohman <gohman@apple.com> Wed Oct 20 00:31:05 2010 +0000
tree b8223b2b01587cbfe66bf9beed761e536d29fbca
parent 8b95c3ebfbd492c2ac863df93e40c11fc2e914fd

Make CodeGen TBAA-aware.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116890 91177308-0d34-0410-b5e6-96231b3b80d8

lib/CodeGen/SelectionDAG/SelectionDAG.cpp

diff --git a/lib/CodeGen/SelectionDAG/SelectionDAG.cpp b/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
index f52c931..ac6a64e 100644
--- a/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
+++ b/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
@@ -3895,7 +3895,7 @@
                       SDValue Ptr, SDValue Offset,
                       MachinePointerInfo PtrInfo, EVT MemVT,
                       bool isVolatile, bool isNonTemporal,
-                      unsigned Alignment) {
+                      unsigned Alignment, const MDNode *TBAAInfo) {
   if (Alignment == 0)  // Ensure that codegen never sees alignment 0
     Alignment = getEVTAlignment(VT);
 
@@ -3912,7 +3912,8 @@
   
   MachineFunction &MF = getMachineFunction();
   MachineMemOperand *MMO =
-    MF.getMachineMemOperand(PtrInfo, Flags, MemVT.getStoreSize(), Alignment);
+    MF.getMachineMemOperand(PtrInfo, Flags, MemVT.getStoreSize(), Alignment,
+                            TBAAInfo);
   return getLoad(AM, ExtType, VT, dl, Chain, Ptr, Offset, MemVT, MMO);
 }
 
@@ -3966,20 +3967,21 @@
                               SDValue Chain, SDValue Ptr,
                               MachinePointerInfo PtrInfo,
                               bool isVolatile, bool isNonTemporal,
-                              unsigned Alignment) {
+                              unsigned Alignment, const MDNode *TBAAInfo) {
   SDValue Undef = getUNDEF(Ptr.getValueType());
   return getLoad(ISD::UNINDEXED, ISD::NON_EXTLOAD, VT, dl, Chain, Ptr, Undef,
-                 PtrInfo, VT, isVolatile, isNonTemporal, Alignment);
+                 PtrInfo, VT, isVolatile, isNonTemporal, Alignment, TBAAInfo);
 }
 
 SDValue SelectionDAG::getExtLoad(ISD::LoadExtType ExtType, EVT VT, DebugLoc dl,
                                  SDValue Chain, SDValue Ptr,
                                  MachinePointerInfo PtrInfo, EVT MemVT,
                                  bool isVolatile, bool isNonTemporal,
-                                 unsigned Alignment) {
+                                 unsigned Alignment, const MDNode *TBAAInfo) {
   SDValue Undef = getUNDEF(Ptr.getValueType());
   return getLoad(ISD::UNINDEXED, ExtType, VT, dl, Chain, Ptr, Undef,
-                 PtrInfo, MemVT, isVolatile, isNonTemporal, Alignment);
+                 PtrInfo, MemVT, isVolatile, isNonTemporal, Alignment,
+                 TBAAInfo);
 }
 
 
@@ -3998,7 +4000,7 @@
 SDValue SelectionDAG::getStore(SDValue Chain, DebugLoc dl, SDValue Val,
                                SDValue Ptr, MachinePointerInfo PtrInfo,
                                bool isVolatile, bool isNonTemporal,
-                               unsigned Alignment) {
+                               unsigned Alignment, const MDNode *TBAAInfo) {
   if (Alignment == 0)  // Ensure that codegen never sees alignment 0
     Alignment = getEVTAlignment(Val.getValueType());
 
@@ -4014,7 +4016,8 @@
   MachineFunction &MF = getMachineFunction();
   MachineMemOperand *MMO =
     MF.getMachineMemOperand(PtrInfo, Flags,
-                            Val.getValueType().getStoreSize(), Alignment);
+                            Val.getValueType().getStoreSize(), Alignment,
+                            TBAAInfo);
 
   return getStore(Chain, dl, Val, Ptr, MMO);
 }
@@ -4045,7 +4048,8 @@
 SDValue SelectionDAG::getTruncStore(SDValue Chain, DebugLoc dl, SDValue Val,
                                     SDValue Ptr, MachinePointerInfo PtrInfo,
                                     EVT SVT,bool isVolatile, bool isNonTemporal,
-                                    unsigned Alignment) {
+                                    unsigned Alignment,
+                                    const MDNode *TBAAInfo) {
   if (Alignment == 0)  // Ensure that codegen never sees alignment 0
     Alignment = getEVTAlignment(SVT);
 
@@ -4060,7 +4064,8 @@
 
   MachineFunction &MF = getMachineFunction();
   MachineMemOperand *MMO =
-    MF.getMachineMemOperand(PtrInfo, Flags, SVT.getStoreSize(), Alignment);
+    MF.getMachineMemOperand(PtrInfo, Flags, SVT.getStoreSize(), Alignment,
+                            TBAAInfo);
 
   return getTruncStore(Chain, dl, Val, Ptr, SVT, MMO);
 }