1 files changed, 78 insertions, 0 deletions
diff --git a/test/Transforms/SLPVectorizer/X86/scheduling.ll b/test/Transforms/SLPVectorizer/X86/scheduling.ll
new file mode 100644
index 0000000..3b3bd80
--- /dev/null
+++ b/test/Transforms/SLPVectorizer/X86/scheduling.ll
@@ -0,0 +1,78 @@
+; RUN: opt < %s -basicaa -slp-vectorizer -S -mtriple=i386-apple-macosx10.8.0 -mcpu=corei7-avx | FileCheck %s
+
+target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
+target triple = "x86_64-apple-macosx10.9.0"
+
+;CHECK-LABEL: @foo
+;CHECK: load <4 x i32>
+;CHECK: load <4 x i32>
+;CHECK: %[[S1:.+]] = add nsw <4 x i32>
+;CHECK-DAG: store <4 x i32> %[[S1]]
+;CHECK-DAG: %[[A1:.+]] = add nsw i32
+;CHECK-DAG: %[[A2:.+]] = add nsw i32 %[[A1]]
+;CHECK-DAG: %[[A3:.+]] = add nsw i32 %[[A2]]
+;CHECK-DAG: %[[A4:.+]] = add nsw i32 %[[A3]]
+;CHECK: ret i32 %[[A4]] 
+
+define i32 @foo(i32* nocapture readonly %diff) #0 {
+entry:
+  %m2 = alloca [8 x [8 x i32]], align 16
+  %0 = bitcast [8 x [8 x i32]]* %m2 to i8*
+  br label %for.body
+
+for.body:                                         ; preds = %for.body, %entry
+  %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
+  %a.088 = phi i32 [ 0, %entry ], [ %add52, %for.body ]
+  %1 = shl i64 %indvars.iv, 3
+  %arrayidx = getelementptr inbounds i32* %diff, i64 %1
+  %2 = load i32* %arrayidx, align 4
+  %3 = or i64 %1, 4
+  %arrayidx2 = getelementptr inbounds i32* %diff, i64 %3
+  %4 = load i32* %arrayidx2, align 4
+  %add3 = add nsw i32 %4, %2
+  %arrayidx6 = getelementptr inbounds [8 x [8 x i32]]* %m2, i64 0, i64 %indvars.iv, i64 0
+  store i32 %add3, i32* %arrayidx6, align 16
+  %add10 = add nsw i32 %add3, %a.088
+  %5 = or i64 %1, 1
+  %arrayidx13 = getelementptr inbounds i32* %diff, i64 %5
+  %6 = load i32* %arrayidx13, align 4
+  %7 = or i64 %1, 5
+  %arrayidx16 = getelementptr inbounds i32* %diff, i64 %7
+  %8 = load i32* %arrayidx16, align 4
+  %add17 = add nsw i32 %8, %6
+  %arrayidx20 = getelementptr inbounds [8 x [8 x i32]]* %m2, i64 0, i64 %indvars.iv, i64 1
+  store i32 %add17, i32* %arrayidx20, align 4
+  %add24 = add nsw i32 %add10, %add17
+  %9 = or i64 %1, 2
+  %arrayidx27 = getelementptr inbounds i32* %diff, i64 %9
+  %10 = load i32* %arrayidx27, align 4
+  %11 = or i64 %1, 6
+  %arrayidx30 = getelementptr inbounds i32* %diff, i64 %11
+  %12 = load i32* %arrayidx30, align 4
+  %add31 = add nsw i32 %12, %10
+  %arrayidx34 = getelementptr inbounds [8 x [8 x i32]]* %m2, i64 0, i64 %indvars.iv, i64 2
+  store i32 %add31, i32* %arrayidx34, align 8
+  %add38 = add nsw i32 %add24, %add31
+  %13 = or i64 %1, 3
+  %arrayidx41 = getelementptr inbounds i32* %diff, i64 %13
+  %14 = load i32* %arrayidx41, align 4
+  %15 = or i64 %1, 7
+  %arrayidx44 = getelementptr inbounds i32* %diff, i64 %15
+  %16 = load i32* %arrayidx44, align 4
+  %add45 = add nsw i32 %16, %14
+  %arrayidx48 = getelementptr inbounds [8 x [8 x i32]]* %m2, i64 0, i64 %indvars.iv, i64 3
+  store i32 %add45, i32* %arrayidx48, align 4
+  %add52 = add nsw i32 %add38, %add45
+  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
+  %exitcond = icmp eq i64 %indvars.iv.next, 8
+  br i1 %exitcond, label %for.end, label %for.body
+
+for.end:                                          ; preds = %for.body
+  %arraydecay = getelementptr inbounds [8 x [8 x i32]]* %m2, i64 0, i64 0
+  call void @ff([8 x i32]* %arraydecay) #1
+  ret i32 %add52
+}
+
+declare void @ff([8 x i32]*) #2
+
+