1*9880d681SAndroid Build Coastguard Worker; RUN: llc -march=hexagon < %s | FileCheck %s 2*9880d681SAndroid Build Coastguard Worker; Check that we generate a hardware loop instruction. 3*9880d681SAndroid Build Coastguard Worker; CHECK: endloop0 4*9880d681SAndroid Build Coastguard Worker 5*9880d681SAndroid Build Coastguard Worker@A = common global [400 x i8] zeroinitializer, align 8 6*9880d681SAndroid Build Coastguard Worker@B = common global [400 x i8] zeroinitializer, align 8 7*9880d681SAndroid Build Coastguard Worker@C = common global [400 x i8] zeroinitializer, align 8 8*9880d681SAndroid Build Coastguard Worker 9*9880d681SAndroid Build Coastguard Workerdefine void @run() nounwind { 10*9880d681SAndroid Build Coastguard Workerentry: 11*9880d681SAndroid Build Coastguard Worker br label %polly.loop_body 12*9880d681SAndroid Build Coastguard Worker 13*9880d681SAndroid Build Coastguard Workerpolly.loop_after: ; preds = %polly.loop_body 14*9880d681SAndroid Build Coastguard Worker ret void 15*9880d681SAndroid Build Coastguard Worker 16*9880d681SAndroid Build Coastguard Workerpolly.loop_body: ; preds = %entry, %polly.loop_body 17*9880d681SAndroid Build Coastguard Worker %polly.loopiv16 = phi i32 [ 0, %entry ], [ %polly.next_loopiv, %polly.loop_body ] 18*9880d681SAndroid Build Coastguard Worker %polly.next_loopiv = add i32 %polly.loopiv16, 4 19*9880d681SAndroid Build Coastguard Worker %p_vector_iv14 = or i32 %polly.loopiv16, 1 20*9880d681SAndroid Build Coastguard Worker %p_vector_iv3 = add i32 %p_vector_iv14, 1 21*9880d681SAndroid Build Coastguard Worker %p_vector_iv415 = or i32 %polly.loopiv16, 3 22*9880d681SAndroid Build Coastguard Worker %p_arrayidx = getelementptr [400 x i8], [400 x i8]* @A, i32 0, i32 %polly.loopiv16 23*9880d681SAndroid Build Coastguard Worker %p_arrayidx5 = getelementptr [400 x i8], [400 x i8]* @A, i32 0, i32 %p_vector_iv14 24*9880d681SAndroid Build Coastguard Worker %p_arrayidx6 = getelementptr [400 x i8], [400 x i8]* @A, i32 0, i32 %p_vector_iv3 25*9880d681SAndroid Build Coastguard Worker %p_arrayidx7 = getelementptr [400 x i8], [400 x i8]* @A, i32 0, i32 %p_vector_iv415 26*9880d681SAndroid Build Coastguard Worker store i8 123, i8* %p_arrayidx, align 1 27*9880d681SAndroid Build Coastguard Worker store i8 123, i8* %p_arrayidx5, align 1 28*9880d681SAndroid Build Coastguard Worker store i8 123, i8* %p_arrayidx6, align 1 29*9880d681SAndroid Build Coastguard Worker store i8 123, i8* %p_arrayidx7, align 1 30*9880d681SAndroid Build Coastguard Worker %0 = icmp slt i32 %polly.next_loopiv, 400 31*9880d681SAndroid Build Coastguard Worker br i1 %0, label %polly.loop_body, label %polly.loop_after 32*9880d681SAndroid Build Coastguard Worker} 33