test/DebugInfo/RISCV/eh-frame.s

   1 # RUN: llvm-mc -filetype=obj -triple=riscv32 < %s | llvm-dwarfdump -eh-frame - \
   2 # RUN:    | FileCheck --check-prefixes=CHECK,RV32 %s
   3 # RUN: llvm-mc -filetype=obj -triple=riscv64 < %s | llvm-dwarfdump -eh-frame - \
   4 # RUN:    | FileCheck --check-prefixes=CHECK,RV64 %s
   5
   6 func:
   7   .cfi_startproc
   8   ret
   9   .cfi_endproc
  10
  11 # CHECK: 00000000 00000010 ffffffff CIE
  12 # CHECK:   Version:               1
  13 # CHECK:   Augmentation:          "zR"
  14 # CHECK:   Code alignment factor: 1
  15
  16 # TODO: gas uses -4 for the data alignment factor for both RV32 and RV64. They
  17 # do so on the basis that on RV64F, F registers may only be 4 bytes
  18 # (DWARF2_CIE_DATA_ALIGNMENT).
  19
  20 # RV32:    Data alignment factor: -4
  21 # RV64:    Data alignment factor: -8
  22
  23 # CHECK:   Return address column: 1
  24
  25 # Check the pointer encoding for address pointers used in FDE. This is set by
  26 # FDECFIEncoding and should be DW_EH_PE_pcrel | DW_EH_PE_sdata4 (0x1b).
  27
  28 # CHECK:   Augmentation data:     1B
  29 # CHECK:   DW_CFA_def_cfa: reg2 +0
  30 #
  31 # CHECK: 00000014 00000010 00000018 FDE cie=00000018 pc=00000000...00000004
  32 # CHECK:   DW_CFA_nop:
  33 # CHECK:   DW_CFA_nop:
  34 # CHECK:   DW_CFA_nop: