xref: /aosp_15_r20/external/llvm/test/MC/ARM/AlignedBundling/group-bundle-arm.s (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker# RUN: llvm-mc -filetype=obj -triple armv7-linux-gnueabi %s -o - \
2*9880d681SAndroid Build Coastguard Worker# RUN:   | llvm-objdump -no-show-raw-insn -triple armv7 -disassemble - | FileCheck %s
3*9880d681SAndroid Build Coastguard Worker
4*9880d681SAndroid Build Coastguard Worker# On ARM each instruction is 4 bytes long so padding for individual
5*9880d681SAndroid Build Coastguard Worker# instructions should not be inserted. However, for bundle-locked groups
6*9880d681SAndroid Build Coastguard Worker# it can be.
7*9880d681SAndroid Build Coastguard Worker
8*9880d681SAndroid Build Coastguard Worker  .syntax unified
9*9880d681SAndroid Build Coastguard Worker  .text
10*9880d681SAndroid Build Coastguard Worker  .bundle_align_mode 4
11*9880d681SAndroid Build Coastguard Worker
12*9880d681SAndroid Build Coastguard Worker  bx lr
13*9880d681SAndroid Build Coastguard Worker  and r1, r1, r2
14*9880d681SAndroid Build Coastguard Worker  and r1, r1, r2
15*9880d681SAndroid Build Coastguard Worker  .bundle_lock
16*9880d681SAndroid Build Coastguard Worker  bx r9
17*9880d681SAndroid Build Coastguard Worker  bx r8
18*9880d681SAndroid Build Coastguard Worker  .bundle_unlock
19*9880d681SAndroid Build Coastguard Worker# CHECK:      c:  nop
20*9880d681SAndroid Build Coastguard Worker# CHECK-NEXT: 10: bx
21*9880d681SAndroid Build Coastguard Worker# CHECK-NEXT: 14: bx
22*9880d681SAndroid Build Coastguard Worker
23*9880d681SAndroid Build Coastguard Worker  # pow2 here
24*9880d681SAndroid Build Coastguard Worker  .align 4
25*9880d681SAndroid Build Coastguard Worker  bx lr
26*9880d681SAndroid Build Coastguard Worker  .bundle_lock
27*9880d681SAndroid Build Coastguard Worker  bx r9
28*9880d681SAndroid Build Coastguard Worker  bx r9
29*9880d681SAndroid Build Coastguard Worker  bx r9
30*9880d681SAndroid Build Coastguard Worker  bx r8
31*9880d681SAndroid Build Coastguard Worker  .bundle_unlock
32*9880d681SAndroid Build Coastguard Worker# CHECK:      20: bx
33*9880d681SAndroid Build Coastguard Worker# CHECK-NEXT: 24: nop
34*9880d681SAndroid Build Coastguard Worker# CHECK-NEXT: 28: nop
35*9880d681SAndroid Build Coastguard Worker# CHECK-NEXT: 2c: nop
36*9880d681SAndroid Build Coastguard Worker# CHECK-NEXT: 30: bx
37*9880d681SAndroid Build Coastguard Worker
38*9880d681SAndroid Build Coastguard Worker  .align 4
39*9880d681SAndroid Build Coastguard Workerfoo:
40*9880d681SAndroid Build Coastguard Worker  b foo
41*9880d681SAndroid Build Coastguard Worker  .long 3892240112
42*9880d681SAndroid Build Coastguard Worker  .long 3892240112
43*9880d681SAndroid Build Coastguard Worker  .long 3892240112
44*9880d681SAndroid Build Coastguard Worker  .long 3892240112
45*9880d681SAndroid Build Coastguard Worker  .long 3892240112
46*9880d681SAndroid Build Coastguard Worker  .long 3892240112
47*9880d681SAndroid Build Coastguard Worker# CHECK:  40: b
48*9880d681SAndroid Build Coastguard Worker
49