Mercurial > hg > CbC > CbC_llvm
diff test/Analysis/BasicAA/2006-03-03-BadArraySubscript.ll @ 0:95c75e76d11b LLVM3.4
LLVM 3.4
author | Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp> |
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date | Thu, 12 Dec 2013 13:56:28 +0900 |
parents | |
children | afa8332a0e37 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/test/Analysis/BasicAA/2006-03-03-BadArraySubscript.ll Thu Dec 12 13:56:28 2013 +0900 @@ -0,0 +1,33 @@ +; RUN: opt < %s -basicaa -aa-eval -disable-output 2>&1 | FileCheck %s +; TEST that A[1][0] may alias A[0][i]. +target datalayout = "E-p:64:64:64-a0:0:8-f32:32:32-f64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-v64:64:64-v128:128:128" + +; CHECK: 2 no alias responses + +define void @test(i32 %N) { +entry: + %X = alloca [3 x [3 x i32]] ; <[3 x [3 x i32]]*> [#uses=4] + %tmp.24 = icmp sgt i32 %N, 0 ; <i1> [#uses=1] + br i1 %tmp.24, label %no_exit, label %loopexit + +no_exit: ; preds = %no_exit, %entry + %i.0.0 = phi i32 [ 0, %entry ], [ %inc, %no_exit ] ; <i32> [#uses=2] + %tmp.6 = getelementptr [3 x [3 x i32]]* %X, i32 0, i32 0, i32 %i.0.0 ; <i32*> [#uses=1] + store i32 1, i32* %tmp.6 + %tmp.8 = getelementptr [3 x [3 x i32]]* %X, i32 0, i32 0, i32 0 ; <i32*> [#uses=1] + %tmp.9 = load i32* %tmp.8 ; <i32> [#uses=1] + %tmp.11 = getelementptr [3 x [3 x i32]]* %X, i32 0, i32 1, i32 0 ; <i32*> [#uses=1] + %tmp.12 = load i32* %tmp.11 ; <i32> [#uses=1] + %tmp.13 = add i32 %tmp.12, %tmp.9 ; <i32> [#uses=1] + %inc = add i32 %i.0.0, 1 ; <i32> [#uses=2] + %tmp.2 = icmp slt i32 %inc, %N ; <i1> [#uses=1] + br i1 %tmp.2, label %no_exit, label %loopexit + +loopexit: ; preds = %no_exit, %entry + %Y.0.1 = phi i32 [ 0, %entry ], [ %tmp.13, %no_exit ] ; <i32> [#uses=1] + %tmp.4 = getelementptr [3 x [3 x i32]]* %X, i32 0, i32 0 ; <[3 x i32]*> [#uses=1] + %tmp.15 = call i32 (...)* @foo( [3 x i32]* %tmp.4, i32 %Y.0.1 ) ; <i32> [#uses=0] + ret void +} + +declare i32 @foo(...)