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