RPCS3/llvm-mirror
1
0
Fork 0
mirror of https://github.com/RPCS3/llvm-mirror.git synced 2024-10-21 20:12:56 +02:00
Code Issues Projects Releases Wiki Activity

[DAG] Move legal type checks in store merge to be checked only

Browse Source 
on non-legal cases. NFC.

llvm-svn: 303994
This commit is contained in:
Nirav Dave 2017-05-26 14:37:27 +00:00
parent 15ac4e2e5c
commit f2ddd9dff5
1 changed files with 4 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
lib/CodeGen/SelectionDAG/DAGCombiner.cpp
View File

@ -12623,7 +12623,8 @@ bool DAGCombiner::MergeConsecutiveStores(StoreSDNode *St) {
IsFast) {
LastLegalType = i + 1;
// Or check whether a truncstore is legal.
} else if (TLI.getTypeAction(Context, StoreTy) ==
} else if (!LegalTypes &&
TLI.getTypeAction(Context, StoreTy) ==
TargetLowering::TypePromoteInteger) {
EVT LegalizedStoredValueTy =
TLI.getTypeToTransformTo(Context, StoredVal.getValueType());
@ -12838,7 +12839,8 @@ bool DAGCombiner::MergeConsecutiveStores(StoreSDNode *St) {
else if (TLI.getTypeAction(Context, StoreTy) ==
TargetLowering::TypePromoteInteger) {
EVT LegalizedStoredValueTy = TLI.getTypeToTransformTo(Context, StoreTy);
if (TLI.isTruncStoreLegal(LegalizedStoredValueTy, StoreTy) &&
if (!LegalTypes &&
TLI.isTruncStoreLegal(LegalizedStoredValueTy, StoreTy) &&
TLI.canMergeStoresTo(FirstStoreAS, LegalizedStoredValueTy) &&
TLI.isLoadExtLegal(ISD::ZEXTLOAD, LegalizedStoredValueTy,
StoreTy) &&