1 ; RUN: llc -asm-verbose=false < %s | FileCheck %s
4 target datalayout = "e-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n32-S64"
5 target triple = "armv7--linux-gnueabihf"
8 ; CHECK-NEXT: bl f{{$}}
9 ; CHECK-NEXT: ldrb r[[T0:[0-9]+]], [r{{[0-9]+}}, #1]!{{$}}
10 ; CHECK-NEXT: cmp r{{[0-9]+}}, #1{{$}}
11 ; CHECK-NEXT: cmpne r[[T0]], #0{{$}}
12 ; CHECK-NEXT: bne .LBB0_1{{$}}
13 define i8* @h(i8* readonly %a, i32 %b, i32 %c) {
15 %0 = load i8, i8* %a, align 1
16 %tobool4 = icmp ne i8 %0, 0
17 %cmp5 = icmp ne i32 %b, 1
18 %1 = and i1 %cmp5, %tobool4
19 br i1 %1, label %while.body.preheader, label %while.end
21 while.body.preheader: ; preds = %entry
24 while.body: ; preds = %while.body.preheader, %while.body
25 %a.addr.06 = phi i8* [ %incdec.ptr, %while.body ], [ %a, %while.body.preheader ]
26 %call = tail call i32 bitcast (i32 (...)* @f to i32 ()*)()
27 %incdec.ptr = getelementptr inbounds i8, i8* %a.addr.06, i32 1
28 %2 = load i8, i8* %incdec.ptr, align 1
29 %tobool = icmp ne i8 %2, 0
30 %cmp = icmp ne i32 %call, 1
31 %3 = and i1 %cmp, %tobool
32 br i1 %3, label %while.body, label %while.end.loopexit
34 while.end.loopexit: ; preds = %while.body
35 %incdec.ptr.lcssa = phi i8* [ %incdec.ptr, %while.body ]
38 while.end: ; preds = %while.end.loopexit, %entry
39 %a.addr.0.lcssa = phi i8* [ %a, %entry ], [ %incdec.ptr.lcssa, %while.end.loopexit ]
40 ret i8* %a.addr.0.lcssa