forked from OSchip/llvm-project
96 lines
2.8 KiB
LLVM
96 lines
2.8 KiB
LLVM
; RUN: opt %loadPolly -polly-ast -analyze < %s
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;int bar1();
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;int bar2();
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;int bar3();
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;int k;
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;#define N 100
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;int A[N];
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;
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;int main() {
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; int i, j, z;
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;
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; __sync_synchronize();
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; for (i = 0; i < N; i++) {
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; if (i < 50)
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; A[i] = 8;
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; if (i < 4)
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; A[i] = 9;
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; if (i < 3)
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; A[i] = 10;
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; }
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; __sync_synchronize();
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;
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; return A[z];
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;}
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target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"
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@A = common global [100 x i32] zeroinitializer, align 16 ; <[100 x i32]*> [#uses=2]
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@k = common global i32 0, align 4 ; <i32*> [#uses=0]
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define i32 @main() nounwind {
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; <label>:0
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fence seq_cst
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br label %1
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; <label>:1 ; preds = %12, %0
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%indvar = phi i64 [ %indvar.next, %12 ], [ 0, %0 ] ; <i64> [#uses=4]
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%scevgep = getelementptr [100 x i32], [100 x i32]* @A, i64 0, i64 %indvar ; <i32*> [#uses=3]
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%i.0 = trunc i64 %indvar to i32 ; <i32> [#uses=3]
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%exitcond = icmp ne i64 %indvar, 100 ; <i1> [#uses=1]
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br i1 %exitcond, label %2, label %13
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; <label>:2 ; preds = %1
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%3 = icmp slt i32 %i.0, 50 ; <i1> [#uses=1]
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br i1 %3, label %4, label %5
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; <label>:4 ; preds = %2
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store i32 8, i32* %scevgep
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br label %5
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; <label>:5 ; preds = %4, %2
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%6 = icmp slt i32 %i.0, 4 ; <i1> [#uses=1]
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br i1 %6, label %7, label %8
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; <label>:7 ; preds = %5
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store i32 9, i32* %scevgep
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br label %8
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; <label>:8 ; preds = %7, %5
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%9 = icmp slt i32 %i.0, 3 ; <i1> [#uses=1]
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br i1 %9, label %10, label %11
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; <label>:10 ; preds = %8
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store i32 10, i32* %scevgep
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br label %11
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; <label>:11 ; preds = %10, %8
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br label %12
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; <label>:12 ; preds = %11
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%indvar.next = add i64 %indvar, 1 ; <i64> [#uses=1]
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br label %1
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; <label>:13 ; preds = %1
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fence seq_cst
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%14 = sext i32 undef to i64 ; <i64> [#uses=1]
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%15 = getelementptr inbounds i32, i32* getelementptr inbounds ([100 x i32], [100 x i32]* @A, i32 0, i32 0), i64 %14 ; <i32*> [#uses=1]
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%16 = load i32, i32* %15 ; <i32> [#uses=1]
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ret i32 %16
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}
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; CHECK: for (c2=0;c2<=2;c2++) {
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; CHECK: S0(c2);
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; CHECK: S1(c2);
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; CHECK: S2(c2);
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; CHECK: }
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; CHECK: S0(3);
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; CHECK: S1(3);
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; CHECK: for (c2=4;c2<=49;c2++) {
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; CHECK: S0(c2);
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; CHECK: }
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; CHECK: S0: Stmt_4
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; CHECK: S1: Stmt_7
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; CHECK: S2: Stmt_10
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