1; RUN: opt %loadPolly -polly-codegen-ppcg -S < %s | \ 2; RUN: FileCheck %s -check-prefix=IR 3; 4; REQUIRES: pollyacc 5; 6; void foo(long n, float A[][32]) { 7; for (long i = 0; i < n; i++) 8; for (long j = 0; j < n; j++) 9; A[i][j] += A[i + 1][j + 1]; 10; } 11 12; IR: %tmp = icmp slt i64 %i.0, %n 13; IR-NEXT: br i1 %tmp, label %bb2, label %polly.merge_new_and_old 14 15target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" 16 17define void @foo(i64 %n, [32 x float]* %A) { 18bb: 19 br label %bb1 20 21bb1: ; preds = %bb15, %bb 22 %i.0 = phi i64 [ 0, %bb ], [ %tmp16, %bb15 ] 23 %tmp = icmp slt i64 %i.0, %n 24 br i1 %tmp, label %bb2, label %bb17 25 26bb2: ; preds = %bb1 27 br label %bb3 28 29bb3: ; preds = %bb12, %bb2 30 %j.0 = phi i64 [ 0, %bb2 ], [ %tmp13, %bb12 ] 31 %exitcond = icmp ne i64 %j.0, %n 32 br i1 %exitcond, label %bb4, label %bb14 33 34bb4: ; preds = %bb3 35 %tmp5 = add nuw nsw i64 %j.0, 1 36 %tmp6 = add nuw nsw i64 %i.0, 1 37 %tmp7 = getelementptr inbounds [32 x float], [32 x float]* %A, i64 %tmp6, i64 %tmp5 38 %tmp8 = load float, float* %tmp7, align 4 39 %tmp9 = getelementptr inbounds [32 x float], [32 x float]* %A, i64 %i.0, i64 %j.0 40 %tmp10 = load float, float* %tmp9, align 4 41 %tmp11 = fadd float %tmp10, %tmp8 42 store float %tmp11, float* %tmp9, align 4 43 br label %bb12 44 45bb12: ; preds = %bb4 46 %tmp13 = add nuw nsw i64 %j.0, 1 47 br label %bb3 48 49bb14: ; preds = %bb3 50 br label %bb15 51 52bb15: ; preds = %bb14 53 %tmp16 = add nuw nsw i64 %i.0, 1 54 br label %bb1 55 56bb17: ; preds = %bb1 57 ret void 58} 59