lld/test/ELF/rel-addend-with-rela-input.s

   1 # REQUIRES: mips
   2 # Check that we correctly write addends if the output use Elf_Rel but the input
   3 # uses Elf_Rela
   4
   5 # RUN: llvm-mc -filetype=obj -triple=mips64-unknown-linux %s -o %t-rela.o
   6 # RUN: llvm-readobj -h -S --section-data -r %t-rela.o \
   7 # RUN:   | FileCheck -check-prefix INPUT-RELA %s
   8
   9 # INPUT-RELA:  ElfHeader {
  10 # INPUT-RELA:     Class: 64-bit
  11 # INPUT-RELA:     DataEncoding: BigEndian
  12 # INPUT-RELA:   Section {
  13 # INPUT-RELA:       Name: .data
  14 # INPUT-RELA:       SectionData (
  15 # INPUT-RELA-NEXT:    0000: 00000000 00000000 ABCDEF00 12345678
  16 #                                    ^--- No addend here since it uses RELA
  17 # INPUT-RELA:     Relocations [
  18 # INPUT-RELA-NEXT:  Section ({{.+}}) .rela.data {
  19 # INPUT-RELA-NEXT:     0x0 R_MIPS_64/R_MIPS_NONE/R_MIPS_NONE foo 0x5544
  20 # INPUT-RELA-NEXT:  }
  21 # INPUT-RELA-NEXT: ]
  22
  23 # Previously the addend to the dynamic relocation in the .data section
  24 # was not copied if the input file used RELA and the output uses REL.
  25 # Check that it works now:
  26 # RUN: ld.lld -shared -o %t.so %t-rela.o  -verbose
  27 # RUN: llvm-readobj -h -S --section-data -r %t.so \
  28 # RUN:   | FileCheck -check-prefix RELA-TO-REL %s
  29
  30 # RELA-TO-REL:  ElfHeader {
  31 # RELA-TO-REL:    Class: 64-bit
  32 # RELA-TO-REL:    DataEncoding: BigEndian
  33 # RELA-TO-REL:  Section {
  34 # RELA-TO-REL:       Name: .data
  35 # RELA-TO-REL:       Address: 0x[[DATA:[0-9A-F]+]]
  36 # RELA-TO-REL:       SectionData (
  37 # RELA-TO-REL-NEXT:    0000: 00000000 00005544 ABCDEF00 12345678
  38 #                                     ^--- Addend for relocation in .rel.dyn
  39 # RELA-TO-REL:     Relocations [
  40 # RELA-TO-REL-NEXT:  Section ({{.+}}) .rel.dyn {
  41 # RELA-TO-REL-NEXT:     0x[[DATA]] R_MIPS_REL32/R_MIPS_64/R_MIPS_NONE foo
  42 # RELA-TO-REL-NEXT:  }
  43 # RELA-TO-REL-NEXT: ]
  44
  45 .extern foo
  46
  47 .data
  48 .quad foo + 0x5544
  49 .quad 0xabcdef0012345678