diff options
Diffstat (limited to 'polly/test/ScopInfo/reduction_multiple_simple_binary.ll')
| -rw-r--r-- | polly/test/ScopInfo/reduction_multiple_simple_binary.ll | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/polly/test/ScopInfo/reduction_multiple_simple_binary.ll b/polly/test/ScopInfo/reduction_multiple_simple_binary.ll new file mode 100644 index 00000000000..52ddcd15a27 --- /dev/null +++ b/polly/test/ScopInfo/reduction_multiple_simple_binary.ll @@ -0,0 +1,98 @@ +; RUN: opt -basicaa %loadPolly -polly-scops -analyze < %s | FileCheck %s +; +; CHECK: ReadAccess := [Reduction like: 0] +; CHECK: { Stmt_for_body[i0] -> MemRef_A[1 + i0] }; +; CHECK: ReadAccess := [Reduction like: 0] +; CHECK: { Stmt_for_body[i0] -> MemRef_A[i0] }; +; CHECK: MustWriteAccess := [Reduction like: 0] +; CHECK: { Stmt_for_body[i0] -> MemRef_first[0] }; +; CHECK: ReadAccess := [Reduction like: 1] +; CHECK: { Stmt_for_body[i0] -> MemRef_sum[0] }; +; CHECK: MustWriteAccess := [Reduction like: 1] +; CHECK: { Stmt_for_body[i0] -> MemRef_sum[0] }; +; CHECK: ReadAccess := [Reduction like: 0] +; CHECK: { Stmt_for_body[i0] -> MemRef_A[-1 + i0] }; +; CHECK: ReadAccess := [Reduction like: 0] +; CHECK: { Stmt_for_body[i0] -> MemRef_A[i0] }; +; CHECK: MustWriteAccess := [Reduction like: 0] +; CHECK: { Stmt_for_body[i0] -> MemRef_middle[0] }; +; CHECK: ReadAccess := [Reduction like: 1] +; CHECK: { Stmt_for_body[i0] -> MemRef_prod[0] }; +; CHECK: MustWriteAccess := [Reduction like: 1] +; CHECK: { Stmt_for_body[i0] -> MemRef_prod[0] }; +; CHECK: ReadAccess := [Reduction like: 0] +; CHECK: { Stmt_for_body[i0] -> MemRef_A[-1 + i0] }; +; CHECK: ReadAccess := [Reduction like: 0] +; CHECK: { Stmt_for_body[i0] -> MemRef_A[1 + i0] }; +; CHECK: MustWriteAccess := [Reduction like: 0] +; CHECK: { Stmt_for_body[i0] -> MemRef_last[0] }; +; +; int first, sum, middle, prod, last; +; +; void f(int * restrict A) { +; int i; +; for (int i = 0; i < 100; i++) { +; first = A[i+1] + A[i]; +; sum += i * 3; +; middle = A[i-1] + A[i]; +; prod *= (i + 3); +; last = A[i-1] + A[i+1]; +; } +; } +target datalayout = "e-m:e-p:32:32-i64:64-v128:64:128-n32-S64" + +@first = common global i32 0, align 4 +@sum = common global i32 0, align 4 +@middle = common global i32 0, align 4 +@prod = common global i32 0, align 4 +@last = common global i32 0, align 4 + +define void @f(i32* noalias %A) { +entry: + br label %for.cond + +for.cond: ; preds = %for.inc, %entry + %i1.0 = phi i32 [ 0, %entry ], [ %inc, %for.inc ] + %exitcond = icmp ne i32 %i1.0, 100 + br i1 %exitcond, label %for.body, label %for.end + +for.body: ; preds = %for.cond + %add = add nsw i32 %i1.0, 1 + %arrayidx = getelementptr inbounds i32* %A, i32 %add + %tmp = load i32* %arrayidx, align 4 + %arrayidx2 = getelementptr inbounds i32* %A, i32 %i1.0 + %tmp1 = load i32* %arrayidx2, align 4 + %add3 = add nsw i32 %tmp, %tmp1 + store i32 %add3, i32* @first, align 4 + %mul = mul nsw i32 %i1.0, 3 + %tmp2 = load i32* @sum, align 4 + %add4 = add nsw i32 %tmp2, %mul + store i32 %add4, i32* @sum, align 4 + %sub = add nsw i32 %i1.0, -1 + %arrayidx5 = getelementptr inbounds i32* %A, i32 %sub + %tmp3 = load i32* %arrayidx5, align 4 + %arrayidx6 = getelementptr inbounds i32* %A, i32 %i1.0 + %tmp4 = load i32* %arrayidx6, align 4 + %add7 = add nsw i32 %tmp3, %tmp4 + store i32 %add7, i32* @middle, align 4 + %add8 = add nsw i32 %i1.0, 3 + %tmp5 = load i32* @prod, align 4 + %mul9 = mul nsw i32 %tmp5, %add8 + store i32 %mul9, i32* @prod, align 4 + %sub10 = add nsw i32 %i1.0, -1 + %arrayidx11 = getelementptr inbounds i32* %A, i32 %sub10 + %tmp6 = load i32* %arrayidx11, align 4 + %add12 = add nsw i32 %i1.0, 1 + %arrayidx13 = getelementptr inbounds i32* %A, i32 %add12 + %tmp7 = load i32* %arrayidx13, align 4 + %add14 = add nsw i32 %tmp6, %tmp7 + store i32 %add14, i32* @last, align 4 + br label %for.inc + +for.inc: ; preds = %for.body + %inc = add nsw i32 %i1.0, 1 + br label %for.cond + +for.end: ; preds = %for.cond + ret void +} |
