1; RUN: opt %loadNPMPolly -polly-invariant-load-hoisting=true '-passes=print<polly-function-scops>' -disable-output < %s 2>&1 | FileCheck %s 2; 3; void f(unsigned *restrict I, unsigned *restrict A, unsigned N, unsigned M) { 4; for (unsigned i = 0; i < N; i++) { 5; unsigned char V = *I; 6; if (V < M) 7; A[i]++; 8; } 9; } 10; 11; FIXME: The truncated value should be a parameter. 12; CHECK: Assumed Context: 13; CHECK-NEXT: [N, tmp, M] -> { : } 14; CHECK-NEXT: Invalid Context: 15; 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) } 16; 17; CHECK: Domain := 18; CHECK-NEXT: [N, tmp, M] -> { Stmt_if_then[i0] : tmp >= 0 and M > tmp and 0 <= i0 < N }; 19; 20target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" 21 22define void @f(ptr noalias %I, ptr noalias %A, i32 %N, i32 %M) { 23entry: 24 br label %for.cond 25 26for.cond: ; preds = %for.inc, %entry 27 %indvars.iv = phi i64 [ %indvars.iv.next, %for.inc ], [ 0, %entry ] 28 %lftr.wideiv = trunc i64 %indvars.iv to i32 29 %exitcond = icmp ne i32 %lftr.wideiv, %N 30 br i1 %exitcond, label %for.body, label %for.end 31 32for.body: ; preds = %for.cond 33 %tmp = load i32, ptr %I, align 4 34 %conv1 = and i32 %tmp, 255 35 %cmp2 = icmp ult i32 %conv1, %M 36 br i1 %cmp2, label %if.then, label %if.end 37 38if.then: ; preds = %for.body 39 %arrayidx = getelementptr inbounds i32, ptr %A, i64 %indvars.iv 40 %tmp1 = load i32, ptr %arrayidx, align 4 41 %inc = add i32 %tmp1, 1 42 store i32 %inc, ptr %arrayidx, align 4 43 br label %if.end 44 45if.end: ; preds = %if.then, %for.body 46 br label %for.inc 47 48for.inc: ; preds = %if.end 49 %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1 50 br label %for.cond 51 52for.end: ; preds = %for.cond 53 ret void 54} 55