1# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
2# RUN: llc -mtriple=aarch64-unknown-unknown -o - -verify-machineinstrs -run-pass=instruction-select %s | FileCheck %s
3# RUN: llc -mtriple=aarch64-unknown-unknown -o - -verify-machineinstrs -run-pass=instruction-select -code-model=large %s | FileCheck %s --check-prefix=LARGE
4--- |
5  ; ModuleID = 'blockaddress.ll'
6  source_filename = "blockaddress.ll"
7  target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"
8  target triple = "aarch64-none-linux-gnu"
9
10  @addr = global i8* null
11
12  define void @test_blockaddress() {
13    store i8* blockaddress(@test_blockaddress, %block), i8** @addr
14    indirectbr i8* blockaddress(@test_blockaddress, %block), [label %block]
15
16  block:                                            ; preds = %0
17    ret void
18  }
19
20...
21---
22name:            test_blockaddress
23alignment:       2
24legalized:       true
25regBankSelected: true
26tracksRegLiveness: true
27registers:
28  - { id: 0, class: gpr }
29  - { id: 1, class: gpr }
30body:             |
31  ; CHECK-LABEL: name: test_blockaddress
32  ; CHECK: bb.0 (%ir-block.0):
33  ; CHECK:   successors: %bb.1(0x80000000)
34  ; CHECK:   [[MOVaddrBA:%[0-9]+]]:gpr64 = MOVaddrBA target-flags(aarch64-page) blockaddress(@test_blockaddress, %ir-block.block), target-flags(aarch64-pageoff, aarch64-nc) blockaddress(@test_blockaddress, %ir-block.block)
35  ; CHECK:   [[MOVaddr:%[0-9]+]]:gpr64common = MOVaddr target-flags(aarch64-page) @addr, target-flags(aarch64-pageoff, aarch64-nc) @addr
36  ; CHECK:   STRXui [[MOVaddrBA]], [[MOVaddr]], 0 :: (store 8 into @addr)
37  ; CHECK:   BR [[MOVaddrBA]]
38  ; CHECK: bb.1.block (address-taken):
39  ; CHECK:   RET_ReallyLR
40  ; LARGE-LABEL: name: test_blockaddress
41  ; LARGE: bb.0 (%ir-block.0):
42  ; LARGE:   successors: %bb.1(0x80000000)
43  ; LARGE:   [[MOVZXi:%[0-9]+]]:gpr64 = MOVZXi target-flags(aarch64-g0, aarch64-nc) blockaddress(@test_blockaddress, %ir-block.block), 0
44  ; LARGE:   [[MOVKXi:%[0-9]+]]:gpr64 = MOVKXi [[MOVZXi]], target-flags(aarch64-g1, aarch64-nc) blockaddress(@test_blockaddress, %ir-block.block), 16
45  ; LARGE:   [[MOVKXi1:%[0-9]+]]:gpr64 = MOVKXi [[MOVKXi]], target-flags(aarch64-g2, aarch64-nc) blockaddress(@test_blockaddress, %ir-block.block), 32
46  ; LARGE:   [[MOVKXi2:%[0-9]+]]:gpr64 = MOVKXi [[MOVKXi1]], target-flags(aarch64-g3) blockaddress(@test_blockaddress, %ir-block.block), 48
47  ; LARGE:   [[MOVZXi1:%[0-9]+]]:gpr64 = MOVZXi target-flags(aarch64-g0, aarch64-nc) @addr, 0
48  ; LARGE:   [[MOVKXi3:%[0-9]+]]:gpr64 = MOVKXi [[MOVZXi1]], target-flags(aarch64-g1, aarch64-nc) @addr, 16
49  ; LARGE:   [[MOVKXi4:%[0-9]+]]:gpr64 = MOVKXi [[MOVKXi3]], target-flags(aarch64-g2, aarch64-nc) @addr, 32
50  ; LARGE:   [[MOVKXi5:%[0-9]+]]:gpr64common = MOVKXi [[MOVKXi4]], target-flags(aarch64-g3) @addr, 48
51  ; LARGE:   STRXui [[MOVKXi2]], [[MOVKXi5]], 0 :: (store 8 into @addr)
52  ; LARGE:   BR [[MOVKXi2]]
53  ; LARGE: bb.1.block (address-taken):
54  ; LARGE:   RET_ReallyLR
55  bb.1 (%ir-block.0):
56    %0:gpr(p0) = G_BLOCK_ADDR blockaddress(@test_blockaddress, %ir-block.block)
57    %1:gpr(p0) = G_GLOBAL_VALUE @addr
58    G_STORE %0(p0), %1(p0) :: (store 8 into @addr)
59    G_BRINDIRECT %0(p0)
60
61  bb.2.block (address-taken):
62    RET_ReallyLR
63
64...
65