lld/test/ELF/loongarch-tls-ld-pcrel20-s2.s

   1 # REQUIRES: loongarch
   2 # RUN: rm -rf %t && split-file %s %t
   3
   4 # RUN: llvm-mc --filetype=obj --triple=loongarch32 --position-independent %t/a.s -o %t/a.32.o
   5 # RUN: llvm-mc --filetype=obj --triple=loongarch32 %t/tga.s -o %t/tga.32.o
   6 # RUN: llvm-mc --filetype=obj --triple=loongarch64 --position-independent %t/a.s -o %t/a.64.o
   7 # RUN: llvm-mc --filetype=obj --triple=loongarch64 %t/tga.s -o %t/tga.64.o
   8
   9 ## LA32 LD
  10 # RUN: ld.lld -shared %t/a.32.o -o %t/ld.32.so
  11 # RUN: llvm-readobj -r %t/ld.32.so | FileCheck --check-prefix=LD32-REL %s
  12 # RUN: llvm-readelf -x .got %t/ld.32.so | FileCheck --check-prefix=LD32-GOT %s
  13 # RUN: llvm-objdump -d --no-show-raw-insn %t/ld.32.so | FileCheck --check-prefixes=LD32 %s
  14
  15 ## LA32 LD -> LE
  16 # RUN: ld.lld %t/a.32.o %t/tga.32.o -o %t/le.32
  17 # RUN: llvm-readelf -r %t/le.32 | FileCheck --check-prefix=NOREL %s
  18 # RUN: llvm-readelf -x .got %t/le.32 | FileCheck --check-prefix=LE32-GOT %s
  19 # RUN: llvm-objdump -d --no-show-raw-insn %t/le.32 | FileCheck --check-prefixes=LE32 %s
  20
  21 ## LA64 LD
  22 # RUN: ld.lld -shared %t/a.64.o -o %t/ld.64.so
  23 # RUN: llvm-readobj -r %t/ld.64.so | FileCheck --check-prefix=LD64-REL %s
  24 # RUN: llvm-readelf -x .got %t/ld.64.so | FileCheck --check-prefix=LD64-GOT %s
  25 # RUN: llvm-objdump -d --no-show-raw-insn %t/ld.64.so | FileCheck --check-prefixes=LD64 %s
  26
  27 ## LA64 LD -> LE
  28 # RUN: ld.lld %t/a.64.o %t/tga.64.o -o %t/le.64
  29 # RUN: llvm-readelf -r %t/le.64 | FileCheck --check-prefix=NOREL %s
  30 # RUN: llvm-readelf -x .got %t/le.64 | FileCheck --check-prefix=LE64-GOT %s
  31 # RUN: llvm-objdump -d --no-show-raw-insn %t/le.64 | FileCheck --check-prefixes=LE64 %s
  32
  33 ## a@dtprel = st_value(a) = 0 is a link-time constant.
  34 # LD32-REL:      .rela.dyn {
  35 # LD32-REL-NEXT:   0x20280 R_LARCH_TLS_DTPMOD32 - 0x0
  36 # LD32-REL-NEXT: }
  37 # LD32-GOT:      section '.got':
  38 # LD32-GOT-NEXT: 0x00020280 00000000 00000000
  39
  40 # LD64-REL:      .rela.dyn {
  41 # LD64-REL-NEXT:   0x20400 R_LARCH_TLS_DTPMOD64 - 0x0
  42 # LD64-REL-NEXT: }
  43 # LD64-GOT:      section '.got':
  44 # LD64-GOT-NEXT: 0x00020400 00000000 00000000 00000000 00000000
  45
  46 ## LA32: &DTPMOD(a) - . = 0x20280 - 0x101cc = 16429<<2
  47 # LD32:      101cc: pcaddi $a0, 16429
  48 # LD32-NEXT:        bl 48
  49
  50 ## LA64: &DTPMOD(a) - . = 0x20400 - 0x102e0 = 16456<<2
  51 # LD64:      102e0: pcaddi $a0, 16456
  52 # LD64-NEXT:        bl 44
  53
  54 # NOREL: no relocations
  55
  56 ## a is local - its DTPMOD/DTPREL slots are link-time constants.
  57 ## a@dtpmod = 1 (main module)
  58 # LE32-GOT: section '.got':
  59 # LE32-GOT-NEXT: 0x0003011c 01000000 00000000
  60
  61 # LE64-GOT: section '.got':
  62 # LE64-GOT-NEXT: 0x000301d0 01000000 00000000 00000000 00000000
  63
  64 ## LA32: DTPMOD(.LANCHOR0) - . = 0x3011c - 0x20114 = 16386<<2
  65 # LE32:      20114: pcaddi $a0, 16386
  66 # LE32-NEXT:        bl 4
  67
  68 ## LA64: DTPMOD(.LANCHOR0) - . = 0x301d0 - 0x201c8 = 16386<<2
  69 # LE64:      201c8: pcaddi $a0, 16386
  70 # LE64-NEXT:        bl 4
  71
  72 #--- a.s
  73 pcaddi $a0, %ld_pcrel_20(.LANCHOR0)
  74 bl %plt(__tls_get_addr)
  75
  76 .section .tbss,"awT",@nobits
  77 .set .LANCHOR0, . + 0
  78 .zero 8
  79
  80 #--- tga.s
  81 .globl __tls_get_addr
  82 __tls_get_addr: