1; RUN: llc -mtriple=thumbv6m-eabi -verify-machineinstrs %s -o - | FileCheck %s
2target datalayout = "e-m:e-p:32:32-i1:8:32-i8:8:32-i16:16:32-i64:64-v128:64:128-a:0:32-n32-S64"
3target triple = "thumbv6m--linux-gnueabi"
4
5@d = internal unnamed_addr global i32 0, align 4
6@c = internal global i32* null, align 4
7@e = internal unnamed_addr global i32* null, align 4
8
9; Function Attrs: nounwind optsize
10define void @fn1() #0 {
11entry:
12; CHECK-LABEL: fn1:
13; CHECK: stm r[[BASE:[0-9]]]!, {{.*}}
14; CHECK-NOT: {{.*}} r[[BASE]]
15; CHECK: ldr r[[BASE]], {{.*}}
16  %g = alloca i32, align 4
17  %h = alloca i32, align 4
18  store i32 1, i32* %g, align 4
19  store i32 0, i32* %h, align 4
20  %.pr = load i32* @d, align 4
21  %cmp11 = icmp slt i32 %.pr, 1
22  br i1 %cmp11, label %for.inc.lr.ph, label %for.body5
23
24for.inc.lr.ph:                                    ; preds = %entry
25  store i32 1, i32* @d, align 4
26  br label %for.body5
27
28for.body5:                                        ; preds = %entry, %for.inc.lr.ph, %for.body5
29  %f.010 = phi i32 [ %inc7, %for.body5 ], [ 0, %for.inc.lr.ph ], [ 0, %entry ]
30  store volatile i32* %g, i32** @c, align 4
31  %inc7 = add nsw i32 %f.010, 1
32  %exitcond = icmp eq i32 %inc7, 2
33  br i1 %exitcond, label %for.end8, label %for.body5
34
35for.end8:                                         ; preds = %for.body5
36  store i32* %h, i32** @e, align 4
37  ret void
38}
39
40attributes #0 = { nounwind optsize "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
41