diff options
Diffstat (limited to 'polly/test/Dependences/reduction_privatization_deps_5.ll')
-rw-r--r-- | polly/test/Dependences/reduction_privatization_deps_5.ll | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/polly/test/Dependences/reduction_privatization_deps_5.ll b/polly/test/Dependences/reduction_privatization_deps_5.ll new file mode 100644 index 00000000000..b6b4dbddce3 --- /dev/null +++ b/polly/test/Dependences/reduction_privatization_deps_5.ll @@ -0,0 +1,88 @@ +; RUN: opt %loadPolly -polly-dependences -analyze < %s | FileCheck %s +; +; CHECK: RAW dependences: +; CHECK-DAG: Stmt_S2[i0, 0] -> Stmt_S1[1 + i0, 0] : i0 >= 0 and i0 <= 97 +; CHECK-DAG: Stmt_S1[i0, 0] -> Stmt_S2[i0, 0] : i0 >= 0 and i0 <= 98 +; CHECK: WAR dependences: +; CHECK-DAG: { } +; CHECK: WAW dependences: +; CHECK-DAG: Stmt_S2[i0, 0] -> Stmt_S1[1 + i0, 0] : i0 >= 0 and i0 <= 97 +; CHECK-DAG: Stmt_S1[i0, 0] -> Stmt_S2[i0, 0] : i0 >= 0 and i0 <= 98 +; CHECK: Reduction dependences: +; CHECK-DAG: { Stmt_S2[i0, i1] -> Stmt_S2[1 + i0, i1] : i0 <= 97 and i0 >= 0 and i1 <= 99 and i1 >= 1 } +; +; void f(int *sum) { +; for (int i = 0; i < 99; i++) { +; for (int j = 0; j < 1; j++) +; S1: sum[j] += 42; +; for (int j = 0; j < 100; j++) +; S2: sum[j] += i * j; +; } +; } +; +target datalayout = "e-m:e-p:32:32-i64:64-v128:64:128-n32-S64" + +define void @f(i32* %sum) { +entry: + br label %for.cond + +for.cond: ; preds = %for.inc12, %entry + %i.0 = phi i32 [ 0, %entry ], [ %inc13, %for.inc12 ] + %exitcond2 = icmp ne i32 %i.0, 99 + br i1 %exitcond2, label %for.body, label %for.end14 + +for.body: ; preds = %for.cond + br label %for.cond1 + +for.cond1: ; preds = %for.inc, %for.body + %j.0 = phi i32 [ 0, %for.body ], [ %inc, %for.inc ] + %exitcond = icmp ne i32 %j.0, 1 + br i1 %exitcond, label %for.body3, label %for.end + +for.body3: ; preds = %for.cond1 + br label %S1 + +S1: ; preds = %for.body3 + %arrayidx = getelementptr inbounds i32* %sum, i32 %j.0 + %tmp = load i32* %arrayidx, align 4 + %add = add nsw i32 %tmp, 42 + store i32 %add, i32* %arrayidx, align 4 + br label %for.inc + +for.inc: ; preds = %S1 + %inc = add nsw i32 %j.0, 1 + br label %for.cond1 + +for.end: ; preds = %for.cond1 + br label %for.cond4 + +for.cond4: ; preds = %for.inc9, %for.end + %j.1 = phi i32 [ 0, %for.end ], [ %inc10, %for.inc9 ] + %exitcond1 = icmp ne i32 %j.1, 100 + br i1 %exitcond1, label %for.body6, label %for.end11 + +for.body6: ; preds = %for.cond4 + br label %S2 + +S2: ; preds = %for.body6 + %mul = mul nsw i32 %i.0, %j.1 + %arrayidx7 = getelementptr inbounds i32* %sum, i32 %j.1 + %tmp3 = load i32* %arrayidx7, align 4 + %add8 = add nsw i32 %tmp3, %mul + store i32 %add8, i32* %arrayidx7, align 4 + br label %for.inc9 + +for.inc9: ; preds = %S2 + %inc10 = add nsw i32 %j.1, 1 + br label %for.cond4 + +for.end11: ; preds = %for.cond4 + br label %for.inc12 + +for.inc12: ; preds = %for.end11 + %inc13 = add nsw i32 %i.0, 1 + br label %for.cond + +for.end14: ; preds = %for.cond + ret void +} |