xref: /aosp_15_r20/external/llvm/test/CodeGen/X86/tlv-1.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -mtriple x86_64-apple-darwin -mcpu=core2 | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker
3*9880d681SAndroid Build Coastguard Worker%struct.A = type { [48 x i8], i32, i32, i32 }
4*9880d681SAndroid Build Coastguard Worker
5*9880d681SAndroid Build Coastguard Worker@c = external thread_local global %struct.A, align 4
6*9880d681SAndroid Build Coastguard Worker
7*9880d681SAndroid Build Coastguard Workerdefine void @main() nounwind ssp {
8*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: main:
9*9880d681SAndroid Build Coastguard Workerentry:
10*9880d681SAndroid Build Coastguard Worker  call void @llvm.memset.p0i8.i64(i8* getelementptr inbounds (%struct.A, %struct.A* @c, i32 0, i32 0, i32 0), i8 0, i64 60, i32 1, i1 false)
11*9880d681SAndroid Build Coastguard Worker  unreachable
12*9880d681SAndroid Build Coastguard Worker  ; CHECK: movq    _c@TLVP(%rip), %rdi
13*9880d681SAndroid Build Coastguard Worker  ; CHECK-NEXT: callq   *(%rdi)
14*9880d681SAndroid Build Coastguard Worker  ; CHECK-NEXT: movl    $0, 56(%rax)
15*9880d681SAndroid Build Coastguard Worker  ; CHECK-NEXT: movq    $0, 48(%rax)
16*9880d681SAndroid Build Coastguard Worker}
17*9880d681SAndroid Build Coastguard Worker
18*9880d681SAndroid Build Coastguard Worker; rdar://10291355
19*9880d681SAndroid Build Coastguard Workerdefine i32 @test() nounwind readonly ssp {
20*9880d681SAndroid Build Coastguard Workerentry:
21*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: test:
22*9880d681SAndroid Build Coastguard Worker; CHECK: movq _a@TLVP(%rip),
23*9880d681SAndroid Build Coastguard Worker; CHECK: callq *
24*9880d681SAndroid Build Coastguard Worker; CHECK: movl (%rax), [[REGISTER:%[a-z]+]]
25*9880d681SAndroid Build Coastguard Worker; CHECK: movq _b@TLVP(%rip),
26*9880d681SAndroid Build Coastguard Worker; CHECK: callq *
27*9880d681SAndroid Build Coastguard Worker; CHECK: subl (%rax), [[REGISTER]]
28*9880d681SAndroid Build Coastguard Worker  %0 = load i32, i32* @a, align 4
29*9880d681SAndroid Build Coastguard Worker  %1 = load i32, i32* @b, align 4
30*9880d681SAndroid Build Coastguard Worker  %sub = sub nsw i32 %0, %1
31*9880d681SAndroid Build Coastguard Worker  ret i32 %sub
32*9880d681SAndroid Build Coastguard Worker}
33*9880d681SAndroid Build Coastguard Worker
34*9880d681SAndroid Build Coastguard Workerdeclare void @llvm.memset.p0i8.i64(i8* nocapture, i8, i64, i32, i1) nounwind
35*9880d681SAndroid Build Coastguard Worker
36*9880d681SAndroid Build Coastguard Worker@a = thread_local global i32 0                    ; <i32*> [#uses=0]
37*9880d681SAndroid Build Coastguard Worker@b = thread_local global i32 0                    ; <i32*> [#uses=0]
38*9880d681SAndroid Build Coastguard Worker
39*9880d681SAndroid Build Coastguard Worker; CHECK: .tbss _a$tlv$init, 4, 2
40*9880d681SAndroid Build Coastguard Worker; CHECK:        .section        __DATA,__thread_vars,thread_local_variables
41*9880d681SAndroid Build Coastguard Worker; CHECK:        .globl  _a
42*9880d681SAndroid Build Coastguard Worker; CHECK: _a:
43*9880d681SAndroid Build Coastguard Worker; CHECK:        .quad   __tlv_bootstrap
44*9880d681SAndroid Build Coastguard Worker; CHECK:        .quad   0
45*9880d681SAndroid Build Coastguard Worker; CHECK:        .quad   _a$tlv$init
46*9880d681SAndroid Build Coastguard Worker
47*9880d681SAndroid Build Coastguard Worker; CHECK: .tbss _b$tlv$init, 4, 2
48*9880d681SAndroid Build Coastguard Worker; CHECK:        .globl  _b
49*9880d681SAndroid Build Coastguard Worker; CHECK: _b:
50*9880d681SAndroid Build Coastguard Worker; CHECK:        .quad   __tlv_bootstrap
51*9880d681SAndroid Build Coastguard Worker; CHECK:        .quad   0
52*9880d681SAndroid Build Coastguard Worker; CHECK:        .quad   _b$tlv$init
53