; RUN: opt %loadPolly -polly-scops -analyze \ ; RUN: -polly-invariant-load-hoisting=true < %s | FileCheck %s ; ; void f(unsigned *restrict I, unsigned *restrict A, unsigned N, unsigned M) { ; for (unsigned i = 0; i < N; i++) { ; unsigned char V = *I; ; if (V < M) ; A[i]++; ; } ; } ; ; FIXME: The truncated value should be a paramter. ; CHECK: Assumed Context: ; CHECK-NEXT: [N, tmp, M] -> { : } ; CHECK-NEXT: Invalid Context: ; CHECK-NEXT: [N, tmp, M] -> { : N < 0 or (N > 0 and tmp >= 128) or (N > 0 and tmp < 0) or (N > 0 and M < 0) } ; ; CHECK: Domain := ; CHECK-NEXT: [N, tmp, M] -> { Stmt_if_then[i0] : tmp >= 0 and M > tmp and 0 <= i0 < N }; ; target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" define void @f(i32* noalias %I, i32* noalias %A, i32 %N, i32 %M) { entry: br label %for.cond for.cond: ; preds = %for.inc, %entry %indvars.iv = phi i64 [ %indvars.iv.next, %for.inc ], [ 0, %entry ] %lftr.wideiv = trunc i64 %indvars.iv to i32 %exitcond = icmp ne i32 %lftr.wideiv, %N br i1 %exitcond, label %for.body, label %for.end for.body: ; preds = %for.cond %tmp = load i32, i32* %I, align 4 %conv1 = and i32 %tmp, 255 %cmp2 = icmp ult i32 %conv1, %M br i1 %cmp2, label %if.then, label %if.end if.then: ; preds = %for.body %arrayidx = getelementptr inbounds i32, i32* %A, i64 %indvars.iv %tmp1 = load i32, i32* %arrayidx, align 4 %inc = add i32 %tmp1, 1 store i32 %inc, i32* %arrayidx, align 4 br label %if.end if.end: ; preds = %if.then, %for.body br label %for.inc for.inc: ; preds = %if.end %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1 br label %for.cond for.end: ; preds = %for.cond ret void }