xref: /llvm-project/llvm/test/CodeGen/PowerPC/pcrel-tls-local-dynamic.ll (revision ea8b95d0d52768f014ba7bb7be5abb7e00e69064)
1; RUN: llc -verify-machineinstrs -mtriple=powerpc64le-unknown-linux-gnu -mcpu=pwr10 \
2; RUN:   -ppc-asm-full-reg-names --relocation-model=pic < %s | FileCheck %s --check-prefix=CHECK-S
3; RUN: llc -verify-machineinstrs -mtriple=powerpc64le-unknown-linux-gnu -mcpu=pwr10 \
4; RUN:   -ppc-asm-full-reg-names --relocation-model=pic --filetype=obj < %s | \
5; RUN:   llvm-objdump --mcpu=pwr10 --no-show-raw-insn -dr - | FileCheck %s --check-prefix=CHECK-O
6
7; These test cases are to ensure that when using pc relative memory operations
8; ABI correct code and relocations are produced for Local Dynamic TLS Model.
9
10@x = hidden thread_local global i32 0, align 4
11
12define nonnull ptr @LocalDynamicAddressLoad() {
13  ; CHECK-S-LABEL: LocalDynamicAddressLoad:
14  ; CHECK-S:         paddi r3, 0, x@got@tlsld@pcrel, 1
15  ; CHECK-S-NEXT:    bl __tls_get_addr@notoc(x@tlsld)
16  ; CHECK-S-NEXT:    paddi r3, r3, x@DTPREL
17  ; CHECK-S-NEXT:    addi r1, r1, 32
18  ; CHECK-S-NEXT:    ld r0, 16(r1)
19  ; CHECK-S-NEXT:    mtlr r0
20  ; CHECK-S-NEXT:    blr
21  ; CHECK-O-LABEL: <LocalDynamicAddressLoad>:
22  ; CHECK-O:         c: paddi 3, 0, 0, 1
23  ; CHECK-O-NEXT:    000000000000000c: R_PPC64_GOT_TLSLD_PCREL34 x
24  ; CHECK-O-NEXT:    14: bl 0x14
25  ; CHECK-O-NEXT:    0000000000000014: R_PPC64_TLSLD x
26  ; CHECK-O-NEXT:    0000000000000014: R_PPC64_REL24_NOTOC __tls_get_addr
27  ; CHECK-O-NEXT:    18: paddi 3, 3, 0, 0
28  ; CHECK-O-NEXT:    0000000000000018: R_PPC64_DTPREL34 x
29  entry:
30    ret ptr @x
31}
32
33define i32 @LocalDynamicValueLoad() {
34  ; CHECK-S-LABEL: LocalDynamicValueLoad:
35  ; CHECK-S:         paddi r3, 0, x@got@tlsld@pcrel, 1
36  ; CHECK-S-NEXT:    bl __tls_get_addr@notoc(x@tlsld)
37  ; CHECK-S-NEXT:    paddi r3, r3, x@DTPREL
38  ; CHECK-S-NEXT:    lwz r3, 0(r3)
39  ; CHECK-S-NEXT:    addi r1, r1, 32
40  ; CHECK-S-NEXT:    ld r0, 16(r1)
41  ; CHECK-S-NEXT:    mtlr r0
42  ; CHECK-S-NEXT:    blr
43  ; CHECK-O-LABEL: <LocalDynamicValueLoad>:
44  ; CHECK-O:         4c: paddi 3, 0, 0, 1
45  ; CHECK-O-NEXT:    000000000000004c: R_PPC64_GOT_TLSLD_PCREL34 x
46  ; CHECK-O-NEXT:    54: bl 0x54
47  ; CHECK-O-NEXT:    0000000000000054: R_PPC64_TLSLD x
48  ; CHECK-O-NEXT:    0000000000000054: R_PPC64_REL24_NOTOC __tls_get_addr
49  ; CHECK-O-NEXT:    58: paddi 3, 3, 0, 0
50  ; CHECK-O-NEXT:    0000000000000058: R_PPC64_DTPREL34 x
51  ; CHECK-O-NEXT:    60: lwz 3, 0(3)
52  entry:
53    %0 = load i32, ptr @x, align 4
54    ret i32 %0
55}
56