1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
|
# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -O0 -run-pass=legalizer --relocation-model=pic %s -o - | FileCheck %s --check-prefix=PIC
--- |
target datalayout = "e-m:o-i64:64-i128:128-n32:64-S128"
target triple = "aarch64--"
@var = external global i8
define i8* @test_global() { ret i8* undef }
define i8* @test_global_with_offset() { ret i8* undef }
...
---
name: test_global
registers:
- { id: 0, class: _ }
body: |
bb.0:
; We don't want to lower to G_ADD_LOW when we need a GOT access, or when the code
; model isn't 'Small'.
; PIC-LABEL: name: test_global
; PIC: [[GV:%[0-9]+]]:_(p0) = G_GLOBAL_VALUE @var
; PIC: [[PTRTOINT:%[0-9]+]]:_(s64) = G_PTRTOINT [[GV]](p0)
; PIC: $x0 = COPY [[PTRTOINT]](s64)
%0(p0) = G_GLOBAL_VALUE @var
%1:_(s64) = G_PTRTOINT %0
$x0 = COPY %1
...
---
name: test_global_with_offset
registers:
- { id: 0, class: _ }
body: |
bb.0:
; PIC-LABEL: name: test_global_with_offset
; PIC: [[GV:%[0-9]+]]:_(p0) = G_GLOBAL_VALUE @var + 1
; PIC: [[PTRTOINT:%[0-9]+]]:_(s64) = G_PTRTOINT [[GV]](p0)
; PIC: $x0 = COPY [[PTRTOINT]](s64)
%0(p0) = G_GLOBAL_VALUE @var + 1
%1:_(s64) = G_PTRTOINT %0
$x0 = COPY %1
...
|
