File: win-tls.ll

package info (click to toggle)
llvm-toolchain-11 1%3A11.0.1-2
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 995,808 kB
  • sloc: cpp: 4,767,656; ansic: 760,916; asm: 477,436; python: 170,940; objc: 69,804; lisp: 29,914; sh: 23,855; f90: 18,173; pascal: 7,551; perl: 7,471; ml: 5,603; awk: 3,489; makefile: 2,573; xml: 915; cs: 573; fortran: 503; javascript: 452
file content (64 lines) | stat: -rw-r--r-- 1,938 bytes parent folder | download | duplicates (7)
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
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
; RUN: llc -mtriple aarch64-windows %s -o - | FileCheck %s

@tlsVar = thread_local global i32 0
@tlsVar8 = thread_local global i8 0
@tlsVar64 = thread_local global i64 0

define i32 @getVar() {
  %1 = load i32, i32* @tlsVar
  ret i32 %1
}

define i32* @getPtr() {
  ret i32* @tlsVar
}

define void @setVar(i32 %val) {
  store i32 %val, i32* @tlsVar
  ret void
}

define i8 @getVar8() {
  %1 = load i8, i8* @tlsVar8
  ret i8 %1
}

define i64 @getVar64() {
  %1 = load i64, i64* @tlsVar64
  ret i64 %1
}

; CHECK-LABEL: getVar
; CHECK: adrp [[TLS_INDEX_ADDR:x[0-9]+]], _tls_index
; CHECK: ldr w[[TLS_INDEX:[0-9]+]], {{\[}}[[TLS_INDEX_ADDR]], _tls_index]
; CHECK: ldr [[TLS_POINTER:x[0-9]+]], [x18, #88]

; CHECK: ldr [[TLS:x[0-9]+]], {{\[}}[[TLS_POINTER]], x[[TLS_INDEX]], lsl #3]
; CHECK: add [[TLS]], [[TLS]], :secrel_hi12:tlsVar
; CHECK: ldr w0, {{\[}}[[TLS]], :secrel_lo12:tlsVar{{\]}}

; CHECK-LABEL: getPtr
; CHECK: adrp [[TLS_INDEX_ADDR:x[0-9]+]], _tls_index
; CHECK: ldr w[[TLS_INDEX:[0-9]+]], {{\[}}[[TLS_INDEX_ADDR]], _tls_index]
; CHECK: ldr [[TLS_POINTER:x[0-9]+]], [x18, #88]

; CHECK: ldr [[TLS:x[0-9]+]], {{\[}}[[TLS_POINTER]], x[[TLS_INDEX]], lsl #3]
; CHECK: add [[TLS]], [[TLS]], :secrel_hi12:tlsVar
; CHECK: add x0, [[TLS]], :secrel_lo12:tlsVar

; CHECK-LABEL: setVar
; CHECK: adrp [[TLS_INDEX_ADDR:x[0-9]+]], _tls_index
; CHECK: ldr w[[TLS_INDEX:[0-9]+]], {{\[}}[[TLS_INDEX_ADDR]], _tls_index]
; CHECK: ldr [[TLS_POINTER:x[0-9]+]], [x18, #88]

; CHECK: ldr [[TLS:x[0-9]+]], {{\[}}[[TLS_POINTER]], x[[TLS_INDEX]], lsl #3]
; CHECK: add [[TLS]], [[TLS]], :secrel_hi12:tlsVar
; CHECK: str w0, {{\[}}[[TLS]], :secrel_lo12:tlsVar{{\]}}

; CHECK-LABEL: getVar8
; CHECK: add [[TLS:x[0-9]+]], [[TLS]], :secrel_hi12:tlsVar8
; CHECK: ldrb w0, {{\[}}[[TLS]], :secrel_lo12:tlsVar8{{\]}}

; CHECK-LABEL: getVar64
; CHECK: add [[TLS:x[0-9]+]], [[TLS]], :secrel_hi12:tlsVar64
; CHECK: ldr x0, {{\[}}[[TLS]], :secrel_lo12:tlsVar64{{\]}}