1 ; RUN: llc < %s -mtriple="arm-apple-ios3.0.0" | FileCheck %s
3 target datalayout = "e-p:32:32:32-i1:8:32-i8:8:32-i16:16:32-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:32:64-v128:32:128-a0:0:32-n32-S32"
5 %struct.eggs = type { %struct.spam, i16 }
6 %struct.spam = type { [3 x i32] }
7 %struct.barney = type { [2 x i32], [2 x i32] }
9 ; Make sure that the sext op does not get lost due to computeKnownBits.
15 define void @quux(ptr %arg) {
17 %tmp1 = getelementptr inbounds %struct.eggs, ptr %arg, i32 0, i32 1
18 %0 = load i16, ptr %tmp1, align 2
19 %tobool = icmp eq i16 %0, 0
20 br i1 %tobool, label %bb16, label %bb3
23 %tmp5 = ptrtoint ptr %tmp1 to i32
24 %tmp6 = shl i32 %tmp5, 20
25 %tmp7 = ashr exact i32 %tmp6, 20
26 %tmp14 = getelementptr inbounds %struct.barney, ptr undef, i32 %tmp7
27 %tmp15 = tail call i32 @widget(ptr %tmp14, ptr %tmp1, i32 %tmp7)
30 bb16: ; preds = %bb3, %bb
34 declare i32 @widget(ptr, ptr, i32)