llvm-project/lld/test/ELF/ppc64-tls-ld-le.s

83 lines
2.4 KiB
ArmAsm

// REQUIRES: ppc
// RUN: llvm-mc -filetype=obj -triple=powerpc64le-unknown-linux %s -o %t.o
// RUN: llvm-readelf -r %t.o | FileCheck --check-prefix=InputRelocs %s
// RUN: ld.lld %t.o -o %t
// RUN: llvm-objdump -d --no-show-raw-insn %t | FileCheck --check-prefix=Dis %s
// RUN: llvm-readelf -r %t | FileCheck --check-prefix=OutputRelocs %s
// RUN: llvm-mc -filetype=obj -triple=powerpc64-unknown-linux %s -o %t.o
// RUN: llvm-readelf -r %t.o | FileCheck --check-prefix=InputRelocs %s
// RUN: ld.lld %t.o -o %t
// RUN: llvm-objdump -d --no-show-raw-insn %t | FileCheck --check-prefix=Dis %s
// RUN: llvm-readelf -r %t | FileCheck --check-prefix=OutputRelocs %s
.text
.abiversion 2
.globl _start # -- Begin function _start
.p2align 4
.type _start,@function
_start: # @_start
.Lfunc_begin0:
.Lfunc_gep0:
addis 2, 12, .TOC.-.Lfunc_gep0@ha
addi 2, 2, .TOC.-.Lfunc_gep0@l
.Lfunc_lep0:
.localentry _start, .Lfunc_lep0-.Lfunc_gep0
# %bb.0: # %entry
mflr 0
std 31, -8(1)
std 0, 16(1)
stdu 1, -64(1)
mr 31, 1
std 30, 48(31) # 8-byte Folded Spill
li 3, 0
stw 3, 44(31)
addis 3, 2, a@got@tlsld@ha
addi 3, 3, a@got@tlsld@l
bl __tls_get_addr(a@tlsld)
nop
addis 3, 3, a@dtprel@ha
addi 3, 3, a@dtprel@l
lwz 30, 0(3)
extsw 3, 30
ld 30, 48(31) # 8-byte Folded Reload
addi 1, 1, 64
ld 0, 16(1)
ld 31, -8(1)
mtlr 0
blr
.long 0
.quad 0
.Lfunc_end0:
.size _start, .Lfunc_end0-.Lfunc_begin0
# -- End function
.type a,@object # @a
.section .tdata,"awT",@progbits
.p2align 2
a:
.long 2 # 0x2
.size a, 4
// Verify that the input has local-dynamic tls relocation types
// InputRelocs: Relocation section '.rela.text'
// InputRelocs: R_PPC64_GOT_TLSLD16_HA {{0+}} a + 0
// InputRelocs: R_PPC64_GOT_TLSLD16_LO {{0+}} a + 0
// InputRelocs: R_PPC64_TLSLD {{0+}} a + 0
// Verify that the local-dynamic sequence is relaxed to local exec.
// Dis: <_start>:
// Dis: nop
// Dis: addis 3, 13, 0
// Dis: nop
// Dis: addi 3, 3, 4096
// #ha(a@dtprel) --> (0x0 -0x8000 + 0x8000) >> 16 = 0
// #lo(a@dtprel) --> (0x0 -0x8000) = -0x8000 = -32768
// Dis: addis 3, 3, 0
// Dis: addi 3, 3, -32768
// Verify that no local-dynamic relocations exist for the dynamic linker.
// OutputRelocs-NOT: R_PPC64_DTPMOD64