1 files changed, 29 insertions, 0 deletions
diff --git a/test/CodeGen/PowerPC/loop-data-prefetch.ll b/test/CodeGen/PowerPC/loop-data-prefetch.ll
new file mode 100644
index 0000000..8871481
--- /dev/null
+++ b/test/CodeGen/PowerPC/loop-data-prefetch.ll
@@ -0,0 +1,29 @@
+; RUN: llc -mcpu=a2 < %s | FileCheck %s
+target datalayout = "E-m:e-i64:64-n32:64"
+target triple = "powerpc64-bgq-linux"
+
+; Function Attrs: nounwind
+define void @foo(double* nocapture %a, double* nocapture readonly %b) #0 {
+entry:
+  br label %for.body
+
+for.body:                                         ; preds = %for.body, %entry
+  %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
+  %arrayidx = getelementptr inbounds double* %b, i64 %indvars.iv
+  %0 = load double* %arrayidx, align 8
+  %add = fadd double %0, 1.000000e+00
+  %arrayidx2 = getelementptr inbounds double* %a, i64 %indvars.iv
+  store double %add, double* %arrayidx2, align 8
+  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
+  %exitcond = icmp eq i64 %indvars.iv.next, 1600
+  br i1 %exitcond, label %for.end, label %for.body
+
+for.end:                                          ; preds = %for.body
+  ret void
+
+; CHECK-LABEL: @foo
+; CHECK: dcbt
+}
+
+attributes #0 = { nounwind }
+