diff options
Diffstat (limited to 'test/Analysis/DependenceAnalysis/ZIV.ll')
-rw-r--r-- | test/Analysis/DependenceAnalysis/ZIV.ll | 39 |
1 files changed, 30 insertions, 9 deletions
diff --git a/test/Analysis/DependenceAnalysis/ZIV.ll b/test/Analysis/DependenceAnalysis/ZIV.ll index 42b2389..7b004be 100644 --- a/test/Analysis/DependenceAnalysis/ZIV.ll +++ b/test/Analysis/DependenceAnalysis/ZIV.ll @@ -5,49 +5,70 @@ target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f3 target triple = "x86_64-apple-macosx10.6.0" -;; A[n + 1] = ... -;; ... = A[1 + n]; +;; A[n + 1] = 0; +;; *B = A[1 + n]; define void @z0(i32* %A, i32* %B, i64 %n) nounwind uwtable ssp { entry: %add = add i64 %n, 1 %arrayidx = getelementptr inbounds i32* %A, i64 %add store i32 0, i32* %arrayidx, align 4 + +; CHECK: da analyze - consistent output! +; CHECK: da analyze - consistent flow! +; CHECK: da analyze - confused! +; CHECK: da analyze - consistent input! +; CHECK: da analyze - confused! +; CHECK: da analyze - confused! + %add1 = add i64 %n, 1 %arrayidx2 = getelementptr inbounds i32* %A, i64 %add1 %0 = load i32* %arrayidx2, align 4 -; CHECK: da analyze - consistent flow! store i32 %0, i32* %B, align 4 ret void } -;; A[n] = ... -;; ... = A[n + 1]; +;; A[n] = 0; +;; *B = A[n + 1]; define void @z1(i32* %A, i32* %B, i64 %n) nounwind uwtable ssp { entry: %arrayidx = getelementptr inbounds i32* %A, i64 %n store i32 0, i32* %arrayidx, align 4 + +; CHECK: da analyze - consistent output! +; CHECK: da analyze - none! +; CHECK: da analyze - confused! +; CHECK: da analyze - consistent input! +; CHECK: da analyze - confused! +; CHECK: da analyze - confused! + %add = add i64 %n, 1 %arrayidx1 = getelementptr inbounds i32* %A, i64 %add %0 = load i32* %arrayidx1, align 4 -; CHECK: da analyze - none! store i32 %0, i32* %B, align 4 ret void } -;; A[n] = ... -;; ... = A[m]; +;; A[n] = 0; +;; *B = A[m]; define void @z2(i32* %A, i32* %B, i64 %n, i64 %m) nounwind uwtable ssp { entry: %arrayidx = getelementptr inbounds i32* %A, i64 %n store i32 0, i32* %arrayidx, align 4 + +; CHECK: da analyze - consistent output! +; CHECK: da analyze - flow! +; CHECK: da analyze - confused! +; CHECK: da analyze - consistent input! +; CHECK: da analyze - confused! +; CHECK: da analyze - confused! + %arrayidx1 = getelementptr inbounds i32* %A, i64 %m %0 = load i32* %arrayidx1, align 4 -; CHECK: da analyze - flow! store i32 %0, i32* %B, align 4 ret void } |