Fix a bug with extractelement on SPU.
In the attached testcase, the element was
never extracted (missing rotate).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@119973 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/CellSPU/SPUISelLowering.cpp b/lib/Target/CellSPU/SPUISelLowering.cpp
index 256f1f0..5a1e23a 100644
--- a/lib/Target/CellSPU/SPUISelLowering.cpp
+++ b/lib/Target/CellSPU/SPUISelLowering.cpp
@@ -1885,13 +1885,13 @@
if (PrevElt > 0 && SrcElt < MaxElts) {
if ((PrevElt == SrcElt - 1)
|| (PrevElt == MaxElts - 1 && SrcElt == 0)) {
- rotamt = SrcElt-i;
PrevElt = SrcElt;
} else {
rotate = false;
}
} else if (i == 0 || (PrevElt==0 && SrcElt==1)) {
// First time or after a "wrap around"
+ rotamt = SrcElt-i;
PrevElt = SrcElt;
} else {
// This isn't a rotation, takes elements from vector 2