diff options
Diffstat (limited to 'polly/test/ScopInfo/error-blocks-2.ll')
| -rw-r--r-- | polly/test/ScopInfo/error-blocks-2.ll | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/polly/test/ScopInfo/error-blocks-2.ll b/polly/test/ScopInfo/error-blocks-2.ll new file mode 100644 index 00000000000..c27ba63c375 --- /dev/null +++ b/polly/test/ScopInfo/error-blocks-2.ll @@ -0,0 +1,72 @@ +; RUN: opt %loadPolly -polly-scops -analyze < %s | FileCheck %s +; +; CHECK: Invariant Accesses: { +; CHECK-NEXT: ReadAccess := [Reduction Type: NONE] [Scalar: 0] +; CHECK-NEXT: [N, valid_val] -> { Stmt_for_body[i0] -> MemRef_valid[0] }; +; CHECK-NEXT: Execution Context: [N, valid_val] -> { : N > 0 } +; CHECK-NEXT: ReadAccess := [Reduction Type: NONE] [Scalar: 0] +; CHECK-NEXT: [N, valid_val] -> { Stmt_S[i0] -> MemRef_ptr_addr[0] }; +; CHECK-NEXT: Execution Context: [N, valid_val] -> { : N > 0 and (valid_val < 0 or valid_val > 0) } +; CHECK-NEXT: ReadAccess := [Reduction Type: NONE] [Scalar: 0] +; CHECK-NEXT: [N, valid_val] -> { Stmt_S[i0] -> MemRef_tmp2[0] }; +; CHECK-NEXT: Execution Context: [N, valid_val] -> { : N > 0 and (valid_val < 0 or valid_val > 0) } +; CHECK-NEXT: } +; CHECK-NEXT: Context: +; CHECK-NEXT: [N, valid_val] -> { : -2147483648 <= N <= 2147483647 and -2147483648 <= valid_val <= 2147483647 } +; CHECK-NEXT: Assumed Context: +; CHECK-NEXT: [N, valid_val] -> { : } +; CHECK-NEXT: Invalid Context: +; CHECK-NEXT: [N, valid_val] -> { : valid_val = 0 and N > 0 } +; +; CHECK: Statements { +; CHECK-NEXT: Stmt_S +; CHECK-NEXT: Domain := +; CHECK-NEXT: [N, valid_val] -> { Stmt_S[i0] : 0 <= i0 < N }; +; CHECK-NEXT: Schedule := +; CHECK-NEXT: [N, valid_val] -> { Stmt_S[i0] -> [i0] }; +; CHECK-NEXT: MustWriteAccess := [Reduction Type: NONE] [Scalar: 0] +; CHECK-NEXT: [N, valid_val] -> { Stmt_S[i0] -> MemRef_A[i0] }; +; CHECK-NEXT: } +; +target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" + +define void @f(i32 %N, i32* noalias %valid, i32* noalias %ptr, i32* noalias %A) { +entry: + %ptr.addr = alloca i32*, align 8 + store i32* %ptr, i32** %ptr.addr, align 8 + %tmp = sext i32 %N to i64 + br label %for.cond + +for.cond: ; preds = %for.inc, %entry + %indvars.iv = phi i64 [ %indvars.iv.next, %for.inc ], [ 0, %entry ] + %cmp = icmp slt i64 %indvars.iv, %tmp + br i1 %cmp, label %for.body, label %for.end + +for.body: ; preds = %for.cond + %valid_val = load i32, i32* %valid, align 4 + %cmp1 = icmp eq i32 %valid_val, 0 + br i1 %cmp1, label %if.then, label %if.end + +if.then: ; preds = %for.body + call void @doSth(i32** nonnull %ptr.addr) + br label %if.end + +if.end: ; preds = %if.then, %for.body + br label %S + +S: ; preds = %if.end + %tmp2 = load i32*, i32** %ptr.addr, align 8 + %tmp3 = load i32, i32* %tmp2, align 4 + %arrayidx = getelementptr inbounds i32, i32* %A, i64 %indvars.iv + store i32 %tmp3, i32* %arrayidx, align 4 + br label %for.inc + +for.inc: ; preds = %S + %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1 + br label %for.cond + +for.end: ; preds = %for.cond + ret void +} + +declare void @doSth(i32**) |
