; RUN: opt %loadPolly -polly-stmt-granularity=bb -polly-scops -analyze \ ; RUN: -polly-invariant-load-hoisting=true < %s | FileCheck %s ; ; See http://research.microsoft.com/pubs/151917/divmodnote-letter.pdf ; ; void f(long *A) { ; for (long i = 0; i < 10; i++) { ; A[8 / 3] = A[8 % 3]; ; A[8 / -3] = A[8 % -3]; ; A[-8 / 3] = A[-8 % 3]; ; A[-8 / -3] = A[-8 % -3]; ; A[1 / 2] = A[1 % 2]; ; A[1 / -2] = A[1 % -2]; ; A[-1 / 2] = A[-1 % 2]; ; A[-1 / -2] = A[-1 % -2]; ; } ; } ; ; CHECK: { Stmt_for_body[i0] -> MemRef_R[2] }; ; CHECK: { Stmt_for_body[i0] -> MemRef_R[2] }; ; CHECK: { Stmt_for_body[i0] -> MemRef_R[-2] }; ; CHECK: { Stmt_for_body[i0] -> MemRef_R[-2] }; ; CHECK: { Stmt_for_body[i0] -> MemRef_R[1] }; ; CHECK: { Stmt_for_body[i0] -> MemRef_R[1] }; ; CHECK: { Stmt_for_body[i0] -> MemRef_R[-1] }; ; CHECK: { Stmt_for_body[i0] -> MemRef_R[-1] }; ; CHECK: { Stmt_for_body[i0] -> MemRef_D[2] }; ; CHECK: { Stmt_for_body[i0] -> MemRef_D[-2] }; ; CHECK: { Stmt_for_body[i0] -> MemRef_D[-2] }; ; CHECK: { Stmt_for_body[i0] -> MemRef_D[2] }; ; CHECK: { Stmt_for_body[i0] -> MemRef_D[0] }; ; CHECK: { Stmt_for_body[i0] -> MemRef_D[0] }; ; CHECK: { Stmt_for_body[i0] -> MemRef_D[0] }; ; CHECK: { Stmt_for_body[i0] -> MemRef_D[0] }; ; target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" define void @f(i64* %D, i64* %R) { entry: br label %for.cond for.cond: ; preds = %for.inc, %entry %i.0 = phi i64 [ 0, %entry ], [ %inc, %for.inc ] %exitcond = icmp ne i64 %i.0, 10 br i1 %exitcond, label %for.body, label %for.end for.body: ; preds = %for.cond %rem = srem i64 8, 3 %arrayidx = getelementptr inbounds i64, i64* %R, i64 %rem %tmp = load i64, i64* %arrayidx, align 8 %div = sdiv i64 8, 3 %arrayidx1 = getelementptr inbounds i64, i64* %D, i64 %div store i64 %tmp, i64* %arrayidx1, align 8 %rem2 = srem i64 8, -3 %arrayidx3 = getelementptr inbounds i64, i64* %R, i64 %rem2 %tmp1 = load i64, i64* %arrayidx3, align 8 %div5 = sdiv i64 8, -3 %arrayidx6 = getelementptr inbounds i64, i64* %D, i64 %div5 store i64 %tmp1, i64* %arrayidx6, align 8 %rem8 = srem i64 -8, 3 %arrayidx9 = getelementptr inbounds i64, i64* %R, i64 %rem8 %tmp2 = load i64, i64* %arrayidx9, align 8 %div11 = sdiv i64 -8, 3 %arrayidx12 = getelementptr inbounds i64, i64* %D, i64 %div11 store i64 %tmp2, i64* %arrayidx12, align 8 %rem15 = srem i64 -8, -3 %arrayidx16 = getelementptr inbounds i64, i64* %R, i64 %rem15 %tmp3 = load i64, i64* %arrayidx16, align 8 %div19 = sdiv i64 -8, -3 %arrayidx20 = getelementptr inbounds i64, i64* %D, i64 %div19 store i64 %tmp3, i64* %arrayidx20, align 8 %rem29 = srem i64 1, 2 %arrayidx30 = getelementptr inbounds i64, i64* %R, i64 %rem29 %tmp5 = load i64, i64* %arrayidx30, align 8 %div31 = sdiv i64 1, 2 %arrayidx32 = getelementptr inbounds i64, i64* %D, i64 %div31 store i64 %tmp5, i64* %arrayidx32, align 8 %rem34 = srem i64 1, -2 %arrayidx35 = getelementptr inbounds i64, i64* %R, i64 %rem34 %tmp6 = load i64, i64* %arrayidx35, align 8 %div37 = sdiv i64 1, -2 %arrayidx38 = getelementptr inbounds i64, i64* %D, i64 %div37 store i64 %tmp6, i64* %arrayidx38, align 8 %rem40 = srem i64 -1, 2 %arrayidx41 = getelementptr inbounds i64, i64* %R, i64 %rem40 %tmp7 = load i64, i64* %arrayidx41, align 8 %div43 = sdiv i64 -1, 2 %arrayidx44 = getelementptr inbounds i64, i64* %D, i64 %div43 store i64 %tmp7, i64* %arrayidx44, align 8 %rem47 = srem i64 -1, -2 %arrayidx48 = getelementptr inbounds i64, i64* %R, i64 %rem47 %tmp8 = load i64, i64* %arrayidx48, align 8 %div51 = sdiv i64 -1, -2 %arrayidx52 = getelementptr inbounds i64, i64* %D, i64 %div51 store i64 %tmp8, i64* %arrayidx52, align 8 br label %for.inc for.inc: ; preds = %for.body %inc = add nuw nsw i64 %i.0, 1 br label %for.cond for.end: ; preds = %for.cond ret void }