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1; RUN: opt %loadNPMPolly -aa-pipeline=basic-aa '-passes=polly-custom<ast>' -polly-print-ast -disable-output < %s | FileCheck %s2 3;#include <string.h>4;#define N 10245;int A[N];6;int B[N];7;8;void loop_with_condition_ineq() {9; int i;10;11; __sync_synchronize();12; for (i = 0; i < N; i++) {13; if (i != N / 2)14; A[i] = 1;15; else16; A[i] = 2;17; B[i] = 3;18; }19; __sync_synchronize();20;}21;22;int main () {23; int i;24;25; memset(A, 0, sizeof(int) * N);26; memset(B, 0, sizeof(int) * N);27;28; loop_with_condition_ineq();29;30; for (i = 0; i < N; i++)31; if (B[i] != 3)32; return 1;33;34; for (i = 0; i < N; i++)35; if (i != N / 2 && A[i] != 1)36; return 1;37; else if (i == N && A[i] != 2)38; return 1;39; return 0;40;}41 42target 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"43 44@A = common global [1024 x i32] zeroinitializer, align 16 ; <ptr> [#uses=4]45@B = common global [1024 x i32] zeroinitializer, align 16 ; <ptr> [#uses=4]46 47define void @loop_with_condition_ineq() nounwind {48bb0:49 fence seq_cst50 br label %bb151 52bb1:53 %indvar = phi i64 [ %indvar.next, %bb7 ], [ 0, %bb0 ] ; <i64> [#uses=5]54 %scevgep = getelementptr [1024 x i32], ptr @A, i64 0, i64 %indvar ; <ptr> [#uses=2]55 %scevgep1 = getelementptr [1024 x i32], ptr @B, i64 0, i64 %indvar ; <ptr> [#uses=1]56 %i.0 = trunc i64 %indvar to i32 ; <i32> [#uses=1]57 %exitcond = icmp ne i64 %indvar, 1024 ; <i1> [#uses=1]58 br i1 %exitcond, label %bb2, label %bb859 60bb2:61 %var3 = icmp ne i32 %i.0, 512 ; <i1> [#uses=1]62 br i1 %var3, label %bb4, label %bb563 64bb4:65 store i32 1, ptr %scevgep66 br label %bb667 68bb5:69 store i32 2, ptr %scevgep70 br label %bb671 72bb6:73 store i32 3, ptr %scevgep174 br label %bb775 76bb7:77 %indvar.next = add i64 %indvar, 1 ; <i64> [#uses=1]78 br label %bb179 80bb8:81 fence seq_cst82 ret void83}84 85define i32 @main() nounwind {86; <label>:087 call void @llvm.memset.p0.i64(ptr @A, i8 0, i64 4096, i32 1, i1 false)88 call void @llvm.memset.p0.i64(ptr @B, i8 0, i64 4096, i32 1, i1 false)89 call void @loop_with_condition_ineq()90 br label %191 92; <label>:1 ; preds = %8, %093 %indvar1 = phi i64 [ %indvar.next2, %8 ], [ 0, %0 ] ; <i64> [#uses=3]94 %scevgep3 = getelementptr [1024 x i32], ptr @B, i64 0, i64 %indvar1 ; <ptr> [#uses=1]95 %i.0 = trunc i64 %indvar1 to i32 ; <i32> [#uses=1]96 %2 = icmp slt i32 %i.0, 1024 ; <i1> [#uses=1]97 br i1 %2, label %3, label %998 99; <label>:3 ; preds = %1100 %4 = load i32, ptr %scevgep3 ; <i32> [#uses=1]101 %5 = icmp ne i32 %4, 3 ; <i1> [#uses=1]102 br i1 %5, label %6, label %7103 104; <label>:6 ; preds = %3105 br label %28106 107; <label>:7 ; preds = %3108 br label %8109 110; <label>:8 ; preds = %7111 %indvar.next2 = add i64 %indvar1, 1 ; <i64> [#uses=1]112 br label %1113 114; <label>:9 ; preds = %1115 br label %10116 117; <label>:10 ; preds = %26, %9118 %indvar = phi i64 [ %indvar.next, %26 ], [ 0, %9 ] ; <i64> [#uses=3]119 %scevgep = getelementptr [1024 x i32], ptr @A, i64 0, i64 %indvar ; <ptr> [#uses=2]120 %i.1 = trunc i64 %indvar to i32 ; <i32> [#uses=3]121 %11 = icmp slt i32 %i.1, 1024 ; <i1> [#uses=1]122 br i1 %11, label %12, label %27123 124; <label>:12 ; preds = %10125 %13 = icmp ne i32 %i.1, 512 ; <i1> [#uses=1]126 br i1 %13, label %14, label %18127 128; <label>:14 ; preds = %12129 %15 = load i32, ptr %scevgep ; <i32> [#uses=1]130 %16 = icmp ne i32 %15, 1 ; <i1> [#uses=1]131 br i1 %16, label %17, label %18132 133; <label>:17 ; preds = %14134 br label %28135 136; <label>:18 ; preds = %14, %12137 %19 = icmp eq i32 %i.1, 1024 ; <i1> [#uses=1]138 br i1 %19, label %20, label %24139 140; <label>:20 ; preds = %18141 %21 = load i32, ptr %scevgep ; <i32> [#uses=1]142 %22 = icmp ne i32 %21, 2 ; <i1> [#uses=1]143 br i1 %22, label %23, label %24144 145; <label>:23 ; preds = %20146 br label %28147 148; <label>:24 ; preds = %20, %18149 br label %25150 151; <label>:25 ; preds = %24152 br label %26153 154; <label>:26 ; preds = %25155 %indvar.next = add i64 %indvar, 1 ; <i64> [#uses=1]156 br label %10157 158; <label>:27 ; preds = %10159 br label %28160 161; <label>:28 ; preds = %27, %23, %17, %6162 %.0 = phi i32 [ 1, %6 ], [ 1, %17 ], [ 1, %23 ], [ 0, %27 ] ; <i32> [#uses=1]163 ret i32 %.0164}165 166declare void @llvm.memset.p0.i64(ptr nocapture, i8, i64, i32, i1) nounwind167 168; CHECK: for (int c0 = 0; c0 <= 1023; c0 += 1) {169; CHECK: if (c0 == 512) {170; CHECK: Stmt_bb5(512);171; CHECK: } else172; CHECK: Stmt_bb4(c0);173; CHECK: Stmt_bb6(c0);174; CHECK: }175