source: icGREP/icgrep-devel/llvm-3.8.0.src/test/CodeGen/AArch64/arm64-tls-dynamic-together.ll @ 5027

Last change on this file since 5027 was 5027, checked in by cameron, 3 years ago

Upgrade to llvm 3.8

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Line 
1; RUN: llc -O0 -mtriple=arm64-none-linux-gnu -relocation-model=pic \
2; RUN:     -verify-machineinstrs < %s | FileCheck -check-prefix=CHECK -check-prefix=NOEMU %s
3; RUN: llc -emulated-tls -O0 -mtriple=arm64-none-linux-gnu -relocation-model=pic \
4; RUN:     -verify-machineinstrs < %s | FileCheck -check-prefix=CHECK -check-prefix=EMU %s
5
6; If the .tlsdesccall and blr parts are emitted completely separately (even with
7; glue) then LLVM will separate them quite happily (with a spill at O0, hence
8; the option). This is definitely wrong, so we make sure they are emitted
9; together.
10
11@general_dynamic_var = external thread_local global i32
12
13define i32 @test_generaldynamic() {
14; CHECK-LABEL: test_generaldynamic:
15
16  %val = load i32, i32* @general_dynamic_var
17  ret i32 %val
18
19; NOEMU: .tlsdesccall general_dynamic_var
20; NOEMU-NEXT: blr {{x[0-9]+}}
21; NOEMU-NOT: __emutls_v.general_dynamic_var:
22
23; EMU: adrp{{.+}}__emutls_v.general_dynamic_var
24; EMU: bl __emutls_get_address
25
26; EMU-NOT: __emutls_v.general_dynamic_var
27; EMU-NOT: __emutls_t.general_dynamic_var
28}
29
30@emulated_init_var = thread_local global i32 37, align 8
31
32define i32 @test_emulated_init() {
33; COMMON-LABEL: test_emulated_init:
34
35  %val = load i32, i32* @emulated_init_var
36  ret i32 %val
37
38; EMU: adrp{{.+}}__emutls_v.emulated_init_var
39; EMU: bl __emutls_get_address
40
41; EMU-NOT: __emutls_v.general_dynamic_var:
42
43; EMU:      .align 3
44; EMU-LABEL: __emutls_v.emulated_init_var:
45; EMU-NEXT: .xword 4
46; EMU-NEXT: .xword 8
47; EMU-NEXT: .xword 0
48; EMU-NEXT: .xword __emutls_t.emulated_init_var
49
50; EMU-LABEL: __emutls_t.emulated_init_var:
51; EMU-NEXT: .word 37
52}
53
54; CHECK-NOT: __emutls_v.general_dynamic_var:
55; EMU-NOT: __emutls_t.general_dynamic_var
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