; RUN: opt %loadPolly -polly-scops -analyze < %s | FileCheck %s ; ; #define N 400 ; ; void first_higher_dimensional(float A[][N]) { ; for (long i = 0; i < N; i++) ; for (long j = 0; j < N; j++) ; A[i][j] += i + j; ; ; A[0][0] += A[100][100]; ; ; for (long i = 0; i < N; i++) ; for (long j = 0; j < N; j++) ; A[i][j] += i + j; ; } ; void first_lower_dimensional(float A[][N], float B[][N]) { ; for (long i = 0; i < N; i++) ; for (long j = 0; j < N; j++) ; B[i][j] += i + j; ; ; A[0][0] += B[100][100]; ; ; for (long i = 0; i < N; i++) ; for (long j = 0; j < N; j++) ; A[i][j] += i + j; ; } ; CHECK: Statements { ; CHECK-NEXT: Stmt_bb7 ; CHECK-NEXT: Domain := ; CHECK-NEXT: { Stmt_bb7[i0, i1] : 0 <= i0 <= 399 and 0 <= i1 <= 399 }; ; CHECK-NEXT: Schedule := ; CHECK-NEXT: { Stmt_bb7[i0, i1] -> [0, i0, i1] }; ; CHECK-NEXT: ReadAccess := [Reduction Type: NONE] [Scalar: 0] ; CHECK-NEXT: { Stmt_bb7[i0, i1] -> MemRef_A[i0, i1] }; ; CHECK-NEXT: MustWriteAccess := [Reduction Type: NONE] [Scalar: 0] ; CHECK-NEXT: { Stmt_bb7[i0, i1] -> MemRef_A[i0, i1] }; ; CHECK-NEXT: Stmt_bb17 ; CHECK-NEXT: Domain := ; CHECK-NEXT: { Stmt_bb17[] }; ; CHECK-NEXT: Schedule := ; CHECK-NEXT: { Stmt_bb17[] -> [1, 0, 0] }; ; CHECK-NEXT: ReadAccess := [Reduction Type: NONE] [Scalar: 0] ; CHECK-NEXT: { Stmt_bb17[] -> MemRef_A[100, 100] }; ; CHECK-NEXT: ReadAccess := [Reduction Type: NONE] [Scalar: 0] ; CHECK-NEXT: { Stmt_bb17[] -> MemRef_A[0, 0] }; ; CHECK-NEXT: MustWriteAccess := [Reduction Type: NONE] [Scalar: 0] ; CHECK-NEXT: { Stmt_bb17[] -> MemRef_A[0, 0] }; ; CHECK-NEXT: Stmt_bb26 ; CHECK-NEXT: Domain := ; CHECK-NEXT: { Stmt_bb26[i0, i1] : 0 <= i0 <= 399 and 0 <= i1 <= 399 }; ; CHECK-NEXT: Schedule := ; CHECK-NEXT: { Stmt_bb26[i0, i1] -> [2, i0, i1] }; ; CHECK-NEXT: ReadAccess := [Reduction Type: NONE] [Scalar: 0] ; CHECK-NEXT: { Stmt_bb26[i0, i1] -> MemRef_A[i0, i1] }; ; CHECK-NEXT: MustWriteAccess := [Reduction Type: NONE] [Scalar: 0] ; CHECK-NEXT: { Stmt_bb26[i0, i1] -> MemRef_A[i0, i1] }; ; CHECK-NEXT: } ; ; CHECK: Statements { ; CHECK-NEXT: Stmt_bb7 ; CHECK-NEXT: Domain := ; CHECK-NEXT: { Stmt_bb7[i0, i1] : 0 <= i0 <= 399 and 0 <= i1 <= 399 }; ; CHECK-NEXT: Schedule := ; CHECK-NEXT: { Stmt_bb7[i0, i1] -> [0, i0, i1] }; ; CHECK-NEXT: ReadAccess := [Reduction Type: NONE] [Scalar: 0] ; CHECK-NEXT: { Stmt_bb7[i0, i1] -> MemRef_B[i0, i1] }; ; CHECK-NEXT: MustWriteAccess := [Reduction Type: NONE] [Scalar: 0] ; CHECK-NEXT: { Stmt_bb7[i0, i1] -> MemRef_B[i0, i1] }; ; CHECK-NEXT: Stmt_bb17 ; CHECK-NEXT: Domain := ; CHECK-NEXT: { Stmt_bb17[] }; ; CHECK-NEXT: Schedule := ; CHECK-NEXT: { Stmt_bb17[] -> [1, 0, 0] }; ; CHECK-NEXT: ReadAccess := [Reduction Type: NONE] [Scalar: 0] ; CHECK-NEXT: { Stmt_bb17[] -> MemRef_B[100, 100] }; ; CHECK-NEXT: ReadAccess := [Reduction Type: NONE] [Scalar: 0] ; CHECK-NEXT: { Stmt_bb17[] -> MemRef_A[0, 0] }; ; CHECK-NEXT: MustWriteAccess := [Reduction Type: NONE] [Scalar: 0] ; CHECK-NEXT: { Stmt_bb17[] -> MemRef_A[0, 0] }; ; CHECK-NEXT: Stmt_bb26 ; CHECK-NEXT: Domain := ; CHECK-NEXT: { Stmt_bb26[i0, i1] : 0 <= i0 <= 399 and 0 <= i1 <= 399 }; ; CHECK-NEXT: Schedule := ; CHECK-NEXT: { Stmt_bb26[i0, i1] -> [2, i0, i1] }; ; CHECK-NEXT: ReadAccess := [Reduction Type: NONE] [Scalar: 0] ; CHECK-NEXT: { Stmt_bb26[i0, i1] -> MemRef_A[i0, i1] }; ; CHECK-NEXT: MustWriteAccess := [Reduction Type: NONE] [Scalar: 0] ; CHECK-NEXT: { Stmt_bb26[i0, i1] -> MemRef_A[i0, i1] }; ; CHECK-NEXT: } target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" define void @first_higher_dimensional([400 x float]* %A) { bb: br label %bb4 bb4: ; preds = %bb15, %bb %i.0 = phi i64 [ 0, %bb ], [ %tmp16, %bb15 ] %exitcond3 = icmp ne i64 %i.0, 400 br i1 %exitcond3, label %bb5, label %bb17 bb5: ; preds = %bb4 br label %bb6 bb6: ; preds = %bb12, %bb5 %j.0 = phi i64 [ 0, %bb5 ], [ %tmp13, %bb12 ] %exitcond2 = icmp ne i64 %j.0, 400 br i1 %exitcond2, label %bb7, label %bb14 bb7: ; preds = %bb6 %tmp = add nuw nsw i64 %i.0, %j.0 %tmp8 = sitofp i64 %tmp to float %tmp9 = getelementptr inbounds [400 x float], [400 x float]* %A, i64 %i.0, i64 %j.0 %tmp10 = load float, float* %tmp9, align 4 %tmp11 = fadd float %tmp10, %tmp8 store float %tmp11, float* %tmp9, align 4 br label %bb12 bb12: ; preds = %bb7 %tmp13 = add nuw nsw i64 %j.0, 1 br label %bb6 bb14: ; preds = %bb6 br label %bb15 bb15: ; preds = %bb14 %tmp16 = add nuw nsw i64 %i.0, 1 br label %bb4 bb17: ; preds = %bb4 %tmp18 = getelementptr inbounds [400 x float], [400 x float]* %A, i64 100, i64 100 %tmp19 = load float, float* %tmp18, align 4 %tmp20 = getelementptr inbounds [400 x float], [400 x float]* %A, i64 0, i64 0 %tmp21 = load float, float* %tmp20, align 4 %tmp22 = fadd float %tmp21, %tmp19 store float %tmp22, float* %tmp20, align 4 br label %bb23 bb23: ; preds = %bb35, %bb17 %i1.0 = phi i64 [ 0, %bb17 ], [ %tmp36, %bb35 ] %exitcond1 = icmp ne i64 %i1.0, 400 br i1 %exitcond1, label %bb24, label %bb37 bb24: ; preds = %bb23 br label %bb25 bb25: ; preds = %bb32, %bb24 %j2.0 = phi i64 [ 0, %bb24 ], [ %tmp33, %bb32 ] %exitcond = icmp ne i64 %j2.0, 400 br i1 %exitcond, label %bb26, label %bb34 bb26: ; preds = %bb25 %tmp27 = add nuw nsw i64 %i1.0, %j2.0 %tmp28 = sitofp i64 %tmp27 to float %tmp29 = getelementptr inbounds [400 x float], [400 x float]* %A, i64 %i1.0, i64 %j2.0 %tmp30 = load float, float* %tmp29, align 4 %tmp31 = fadd float %tmp30, %tmp28 store float %tmp31, float* %tmp29, align 4 br label %bb32 bb32: ; preds = %bb26 %tmp33 = add nuw nsw i64 %j2.0, 1 br label %bb25 bb34: ; preds = %bb25 br label %bb35 bb35: ; preds = %bb34 %tmp36 = add nuw nsw i64 %i1.0, 1 br label %bb23 bb37: ; preds = %bb23 ret void } define void @first_lower_dimensional([400 x float]* %A, [400 x float]* %B) { bb: br label %bb4 bb4: ; preds = %bb15, %bb %i.0 = phi i64 [ 0, %bb ], [ %tmp16, %bb15 ] %exitcond3 = icmp ne i64 %i.0, 400 br i1 %exitcond3, label %bb5, label %bb17 bb5: ; preds = %bb4 br label %bb6 bb6: ; preds = %bb12, %bb5 %j.0 = phi i64 [ 0, %bb5 ], [ %tmp13, %bb12 ] %exitcond2 = icmp ne i64 %j.0, 400 br i1 %exitcond2, label %bb7, label %bb14 bb7: ; preds = %bb6 %tmp = add nuw nsw i64 %i.0, %j.0 %tmp8 = sitofp i64 %tmp to float %tmp9 = getelementptr inbounds [400 x float], [400 x float]* %B, i64 %i.0, i64 %j.0 %tmp10 = load float, float* %tmp9, align 4 %tmp11 = fadd float %tmp10, %tmp8 store float %tmp11, float* %tmp9, align 4 br label %bb12 bb12: ; preds = %bb7 %tmp13 = add nuw nsw i64 %j.0, 1 br label %bb6 bb14: ; preds = %bb6 br label %bb15 bb15: ; preds = %bb14 %tmp16 = add nuw nsw i64 %i.0, 1 br label %bb4 bb17: ; preds = %bb4 %tmp18 = getelementptr inbounds [400 x float], [400 x float]* %B, i64 100, i64 100 %tmp19 = load float, float* %tmp18, align 4 %tmp20 = getelementptr inbounds [400 x float], [400 x float]* %A, i64 0, i64 0 %tmp21 = load float, float* %tmp20, align 4 %tmp22 = fadd float %tmp21, %tmp19 store float %tmp22, float* %tmp20, align 4 br label %bb23 bb23: ; preds = %bb35, %bb17 %i1.0 = phi i64 [ 0, %bb17 ], [ %tmp36, %bb35 ] %exitcond1 = icmp ne i64 %i1.0, 400 br i1 %exitcond1, label %bb24, label %bb37 bb24: ; preds = %bb23 br label %bb25 bb25: ; preds = %bb32, %bb24 %j2.0 = phi i64 [ 0, %bb24 ], [ %tmp33, %bb32 ] %exitcond = icmp ne i64 %j2.0, 400 br i1 %exitcond, label %bb26, label %bb34 bb26: ; preds = %bb25 %tmp27 = add nuw nsw i64 %i1.0, %j2.0 %tmp28 = sitofp i64 %tmp27 to float %tmp29 = getelementptr inbounds [400 x float], [400 x float]* %A, i64 %i1.0, i64 %j2.0 %tmp30 = load float, float* %tmp29, align 4 %tmp31 = fadd float %tmp30, %tmp28 store float %tmp31, float* %tmp29, align 4 br label %bb32 bb32: ; preds = %bb26 %tmp33 = add nuw nsw i64 %j2.0, 1 br label %bb25 bb34: ; preds = %bb25 br label %bb35 bb35: ; preds = %bb34 %tmp36 = add nuw nsw i64 %i1.0, 1 br label %bb23 bb37: ; preds = %bb23 ret void }