1; RUN: opt -loop-distribute -S < %s | FileCheck %s 2; 3; Check that llvm.loop.distribute.enable overrides 4; llvm.loop.disable_nonforced. 5; 6target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128" 7 8; CHECK-LABEL: @disable_nonforced( 9; CHECK: for.body.ldist1: 10define void @disable_nonforced(i32* noalias %a, 11 i32* noalias %b, 12 i32* noalias %c, 13 i32* noalias %d, 14 i32* noalias %e) { 15entry: 16 br label %for.body 17 18for.body: 19 %ind = phi i64 [ 0, %entry ], [ %add, %for.body ] 20 21 %arrayidxA = getelementptr inbounds i32, i32* %a, i64 %ind 22 %loadA = load i32, i32* %arrayidxA, align 4 23 24 %arrayidxB = getelementptr inbounds i32, i32* %b, i64 %ind 25 %loadB = load i32, i32* %arrayidxB, align 4 26 27 %mulA = mul i32 %loadB, %loadA 28 29 %add = add nuw nsw i64 %ind, 1 30 %arrayidxA_plus_4 = getelementptr inbounds i32, i32* %a, i64 %add 31 store i32 %mulA, i32* %arrayidxA_plus_4, align 4 32 33 %arrayidxD = getelementptr inbounds i32, i32* %d, i64 %ind 34 %loadD = load i32, i32* %arrayidxD, align 4 35 36 %arrayidxE = getelementptr inbounds i32, i32* %e, i64 %ind 37 %loadE = load i32, i32* %arrayidxE, align 4 38 39 %mulC = mul i32 %loadD, %loadE 40 41 %arrayidxC = getelementptr inbounds i32, i32* %c, i64 %ind 42 store i32 %mulC, i32* %arrayidxC, align 4 43 44 %exitcond = icmp eq i64 %add, 20 45 br i1 %exitcond, label %for.end, label %for.body, !llvm.loop !0 46 47for.end: 48 ret void 49} 50 51!0 = distinct !{!0, !{!"llvm.loop.disable_nonforced"}, !{!"llvm.loop.distribute.enable", i32 1}} 52