1 ; RUN: llc < %s -mtriple=arm64-apple-ios | FileCheck %s
3 ; Can't fold the increment by 1<<12 into a post-increment load
6 @test_data = common global i32 0, align 4
8 define void @t() nounwind ssp {
15 ; CHECK: ldr w{{[0-9]+}}, [x{{[0-9]+}}, x{{[0-9]+}}]
16 ; CHECK: add x[[REG:[0-9]+]],
17 ; CHECK: x[[REG]], #1, lsl #12
18 %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
19 %0 = shl nsw i64 %indvars.iv, 12
20 %add = add nsw i64 %0, 34628173824
21 %1 = inttoptr i64 %add to i32*
22 %2 = load volatile i32, i32* %1, align 4096
23 store volatile i32 %2, i32* @test_data, align 4
24 %indvars.iv.next = add i64 %indvars.iv, 1
25 %lftr.wideiv = trunc i64 %indvars.iv.next to i32
26 %exitcond = icmp eq i32 %lftr.wideiv, 200
27 br i1 %exitcond, label %for.end, label %for.body