test/MC/Mips/eh-frame.s

   1 // Test the bits of .eh_frame on mips that are already implemented correctly.
   2
   3 // RUN: llvm-mc -filetype=obj %s -o %t.o -triple mips-unknown-linux-gnu
   4 // RUN: llvm-objdump -r -section=.rel.eh_frame %t.o | FileCheck --check-prefix=REL32 %s
   5 // RUN: llvm-dwarfdump -eh-frame %t.o | FileCheck --check-prefix=DWARF32 %s
   6
   7 // RUN: llvm-mc -filetype=obj %s -o %t.o -triple mipsel-unknown-linux-gnu
   8 // RUN: llvm-objdump -r -section=.rel.eh_frame %t.o | FileCheck --check-prefix=REL32 %s
   9 // RUN: llvm-dwarfdump -eh-frame %t.o | FileCheck --check-prefix=DWARF32 %s
  10
  11 // RUN: llvm-mc -filetype=obj %s -o %t.o -triple mips64-unknown-linux-gnu
  12 // RUN: llvm-objdump -r -section=.rela.eh_frame %t.o | FileCheck --check-prefix=REL64 %s
  13 // RUN: llvm-dwarfdump -eh-frame %t.o | FileCheck --check-prefix=DWARF64 %s
  14
  15 // RUN: llvm-mc -filetype=obj %s -o %t.o -triple mips64el-unknown-linux-gnu
  16 // RUN: llvm-objdump -r -section=.rela.eh_frame %t.o | FileCheck --check-prefix=REL64 %s
  17 // RUN: llvm-dwarfdump -eh-frame %t.o | FileCheck --check-prefix=DWARF64 %s
  18
  19 func:
  20         .cfi_startproc
  21         .cfi_endproc
  22
  23 // REL32: R_MIPS_32
  24 // REL64: R_MIPS_64/R_MIPS_NONE/R_MIPS_NONE
  25
  26 // DWARF32: 00000000 00000010 ffffffff CIE
  27 // DWARF32:   Version:               1
  28 // DWARF32:   Augmentation:          "zR"
  29 // DWARF32:   Code alignment factor: 1
  30 // DWARF32:   Data alignment factor: -4
  31 // DWARF32:   Return address column: 31
  32 // DWARF32:   Augmentation data:     0B
  33 //                                   ^^ fde pointer encoding: DW_EH_PE_sdata4
  34 // DWARF32:   DW_CFA_def_cfa: reg29 +0
  35 // FIXME: The instructions are different from the ones produces by gas.
  36 //
  37 // DWARF32: 00000014 00000010 00000018 FDE cie=00000018 pc=00000000...00000000
  38 // DWARF32:   DW_CFA_nop:
  39 // DWARF32:   DW_CFA_nop:
  40 // DWARF32:   DW_CFA_nop:
  41
  42 // DWARF64: 00000000 00000010 ffffffff CIE
  43 // DWARF64:   Version:               1
  44 // DWARF64:   Augmentation:          "zR"
  45 // DWARF64:   Code alignment factor: 1
  46 // DWARF64:   Data alignment factor: -8
  47 //                                   ^^ GAS uses -4. Should be ok as long as
  48 //                                      all offsets we need are a multiple of 8.
  49 // DWARF64:   Return address column: 31
  50 // DWARF64:   Augmentation data:     0C
  51 //                                   ^^ fde pointer encoding: DW_EH_PE_sdata8
  52 // DWARF64:   DW_CFA_def_cfa: reg29 +0
  53 // FIXME: The instructions are different from the ones produces by gas.
  54 //
  55 // DWARF64: 00000014 00000018 00000018 FDE cie=00000018 pc=00000000...00000000
  56 // DWARF64:   DW_CFA_nop:
  57 // DWARF64:   DW_CFA_nop:
  58 // DWARF64:   DW_CFA_nop: