1; RUN: llc -verify-machineinstrs -mtriple=powerpc64le-unknown-linux-gnu \
2; RUN:   -mcpu=pwr10 -ppc-asm-full-reg-names -enable-ppc-pcrel-tls < %s | \
3; RUN:   FileCheck %s --check-prefix=CHECK-S
4; RUN: llc -verify-machineinstrs -mtriple=powerpc64le-unknown-linux-gnu \
5; RUN:   -mcpu=pwr10 -ppc-asm-full-reg-names --filetype=obj \
6; RUN:   -enable-ppc-pcrel-tls -o %t.o < %s
7; RUN: llvm-objdump --mcpu=pwr10 -dr %t.o | FileCheck %s --check-prefix=CHECK-O
8; RUN: llvm-readelf -s %t.o | FileCheck %s --check-prefix=CHECK-SYM
9
10; These test cases are to ensure that when using pc relative memory operations
11; ABI correct code and relocations are produced for Initial Exec TLS Model.
12; Note that with R_PPC64_TLS relocations, to distinguish PC relative
13; TLS the relocation has a field value displaced by one byte from the
14; beginning of the instruction.
15
16@x = external thread_local global i32, align 4
17
18define i32* @InitialExecAddressLoad() {
19; CHECK-S-LABEL: InitialExecAddressLoad:
20; CHECK-S:       # %bb.0: # %entry
21; CHECK-S-NEXT:    pld r3, x@got@tprel@pcrel(0), 1
22; CHECK-S-NEXT:    add r3, r3, x@tls@pcrel
23; CHECK-S-NEXT:    blr
24; CHECK-O-LABEL: <InitialExecAddressLoad>:
25; CHECK-O:         00 00 10 04 00 00 60 e4      	pld 3, 0(0), 1
26; CHECK-O-NEXT:    0000000000000000:  R_PPC64_GOT_TPREL_PCREL34	x
27; CHECK-O-NEXT:    14 6a 63 7c                  	add 3, 3, 13
28; CHECK-O-NEXT:    0000000000000009:  R_PPC64_TLS	x
29; CHECK-O-NEXT:    20 00 80 4e                  	blr
30entry:
31  ret i32* @x
32}
33
34define i32 @InitialExecValueLoad() {
35; CHECK-S-LABEL: InitialExecValueLoad:
36; CHECK-S:       # %bb.0: # %entry
37; CHECK-S-NEXT:    pld r3, x@got@tprel@pcrel(0), 1
38; CHECK-S-NEXT:    lwzx r3, r3, x@tls@pcrel
39; CHECK-S-NEXT:    blr
40; CHECK-O-LABEL: <InitialExecValueLoad>:
41; CHECK-O:         00 00 10 04 00 00 60 e4      	pld 3, 0(0), 1
42; CHECK-O-NEXT:    0000000000000020:  R_PPC64_GOT_TPREL_PCREL34	x
43; CHECK-O-NEXT:    2e 68 63 7c                  	lwzx 3, 3, 13
44; CHECK-O-NEXT:    0000000000000029:  R_PPC64_TLS	x
45; CHECK-O-NEXT:    20 00 80 4e                  	blr
46
47; CHECK-SYM-LABEL: Symbol table '.symtab' contains 6 entries
48; CHECK-SYM:         5: 0000000000000000     0 TLS     GLOBAL DEFAULT  UND x
49entry:
50  %0 = load i32, i32* @x, align 4
51  ret i32 %0
52}
53