1 ; RUN: llc -mtriple=thumbv7-- -mcpu=cortex-a9 -O1 -filetype=obj %s -o - | llvm-objdump --triple=thumbv7-- --mcpu=cortex-a9 -d - | FileCheck %s
3 target 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"
4 target triple = "thumbv7--linux-gnueabi"
6 declare i8* @llvm.returnaddress(i32)
8 define i32* @wrong-t2stmia-size-reduction(i32* %addr, i32 %val0, i32 %val1) minsize {
9 store i32 %val0, i32* %addr
10 %addr1 = getelementptr i32, i32* %addr, i32 1
11 %addr2 = getelementptr i32, i32* %addr, i32 2
12 %lr = call i8* @llvm.returnaddress(i32 0)
13 %lr32 = ptrtoint i8* %lr to i32
14 store i32 %val1, i32* %addr1
15 store i32 %lr32, i32* %addr2
17 %addr3 = getelementptr i32, i32* %addr, i32 3
21 ; Check that stm writes three registers. The bug caused one of registers (LR,
22 ; which invalid for Thumb1 form of STMIA instruction) to be dropped.
23 ; CHECK-LABEL: <wrong-t2stmia-size-reduction>:
24 ; CHECK: stm{{[^,]*}}, {{{.*,.*,.*}}}