lld/test/ELF/hexagon-tls-gd-xform.s

   1 # REQUIRES: hexagon
   2 # RUN: llvm-mc -filetype=obj -defsym GDPLT=1 -triple=hexagon-unknown-elf %s -o %t.o
   3 # RUN: llvm-mc -filetype=obj -triple=hexagon-unknown-elf %s -o %t1.o
   4 # RUN: ld.lld -shared %t.o -o %t.so
   5 # RUN: ld.lld -shared %t1.o -o %t1.so
   6 # RUN: llvm-objdump -d --no-show-raw-insn --print-imm-hex %t.so | \
   7 # RUN:   FileCheck --check-prefix=CHECK_GDPLT %s
   8 # RUN: llvm-objdump -d --no-show-raw-insn --print-imm-hex %t1.so | FileCheck %s
   9 # RUN: llvm-readobj -r %t.so | FileCheck -check-prefix=RELA_GDPLT  %s
  10
  11 ## Make sure __tls_get_addr is not present unless there is a GDPLT relocation.
  12 # RUN: llvm-readobj -r %t1.so | FileCheck -check-prefix=RELA \
  13 # RUN:   --implicit-check-not="__tls_get_addr" %s
  14
  15 .globl _start
  16 .type _start, @function
  17
  18 _start:
  19 .ifdef GDPLT
  20                         call x@gdplt
  21 # CHECK_GDPLT:  101ec: { call 0x10220 }
  22 .else
  23                   call x
  24 # CHECK:  101b8: { call 0x101e0 }
  25 .endif
  26
  27 # CHECK_GDPLT:        10220: { immext(#0x20040)
  28 # CHECK_GDPLT-NEXT:   10224:   r14 = add(pc,##0x2007c) }
  29 # CHECK_GDPLT-NEXT:   10228: { r28 = memw(r14+#0x0) }
  30 # CHECK_GDPLT-NEXT:   1022c: { jumpr r28 }
  31
  32
  33 ## Looking at the above check, 0x10220+0x2007c must equal the entry for
  34 ##  __tls_get_addr, 0x3029C
  35
  36 # RELA_GDPLT: Relocations [
  37 # RELA_GDPLT-NEXT:  Section (5) .rela.plt {
  38 # RELA_GDPLT-NEXT:    0x30298 R_HEX_JMP_SLOT x 0x0
  39 # RELA_GDPLT-NEXT:    0x3029C R_HEX_JMP_SLOT __tls_get_addr 0x0
  40 # RELA_GDPLT-NEXT:  }
  41 # RELA_GDPLT-NEXT:]
  42
  43 # RELA: Relocations [
  44 # RELA-NEXT:  Section (5) .rela.plt {
  45 # RELA-NEXT:    0x30258 R_HEX_JMP_SLOT x 0x0
  46 # RELA-NEXT:  }
  47 # RELA-NEXT:]