1; RUN: opt %loadNPMPolly -S -passes=polly-codegen < %s | FileCheck %s 2; 3; float f(float *A, int N) { 4; float tmp = 0; 5; for (int i = 0; i < N; i++) 6; tmp += A[i]; 7; } 8; 9; CHECK: bb: 10; CHECK-NOT: %tmp7{{[.*]}} = alloca float 11; CHECK-DAG: %tmp.0.s2a = alloca float 12; CHECK-NOT: %tmp7{{[.*]}} = alloca float 13; CHECK-DAG: %tmp.0.phiops = alloca float 14; CHECK-NOT: %tmp7{{[.*]}} = alloca float 15 16; CHECK-LABEL: exit: 17; CHECK-NEXT: ret 18 19; CHECK-LABEL: polly.start: 20; CHECK-NEXT: store float 0.000000e+00, ptr %tmp.0.phiops 21; CHECK-NEXT: sext 22 23; CHECK-LABEL: polly.exiting: 24; CHECK-NEXT: br label %polly.merge_new_and_old 25 26; CHECK-LABEL: polly.stmt.bb1{{[0-9]*}}: 27; CHECK-NEXT: %tmp.0.phiops.reload[[R1:[0-9]*]] = load float, ptr %tmp.0.phiops 28; CHECK: store float %tmp.0.phiops.reload[[R1]], ptr %tmp.0.s2a 29 30; CHECK-LABEL: polly.stmt.bb4: 31; CHECK: %tmp.0.s2a.reload[[R3:[0-9]*]] = load float, ptr %tmp.0.s2a 32; CHECK: %tmp[[R5:[0-9]*]]_p_scalar_ = load float, ptr %scevgep, align 4, !alias.scope !2, !noalias !5 33; CHECK: %p_tmp[[R4:[0-9]*]] = fadd float %tmp.0.s2a.reload[[R3]], %tmp[[R5]]_p_scalar_ 34; CHECK: store float %p_tmp[[R4]], ptr %tmp.0.phiops 35 36; CHECK-LABEL: polly.stmt.bb1{{[0-9]*}}: 37; CHECK-NEXT: %tmp.0.phiops.reload[[R2:[0-9]*]] = load float, ptr %tmp.0.phiops 38; CHECK: store float %tmp.0.phiops.reload[[R2]], ptr %tmp.0.s2a 39 40target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" 41 42define void @f(ptr %A, i32 %N) { 43bb: 44 %tmp = sext i32 %N to i64 45 br label %bb1 46 47bb1: ; preds = %bb4, %bb 48 %indvars.iv = phi i64 [ %indvars.iv.next, %bb4 ], [ 0, %bb ] 49 %tmp.0 = phi float [ 0.000000e+00, %bb ], [ %tmp7, %bb4 ] 50 %tmp2 = icmp slt i64 %indvars.iv, %tmp 51 br i1 %tmp2, label %bb3, label %bb8 52 53bb3: ; preds = %bb1 54 br label %bb4 55 56bb4: ; preds = %bb3 57 %tmp5 = getelementptr inbounds float, ptr %A, i64 %indvars.iv 58 %tmp6 = load float, ptr %tmp5, align 4 59 %tmp7 = fadd float %tmp.0, %tmp6 60 %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1 61 br label %bb1 62 63bb8: ; preds = %bb1 64 br label %exit 65 66exit: 67 ret void 68} 69