diff options
Diffstat (limited to 'gdb/dwarf2-frame.c')
| -rw-r--r-- | gdb/dwarf2-frame.c | 24 |
1 files changed, 23 insertions, 1 deletions
diff --git a/gdb/dwarf2-frame.c b/gdb/dwarf2-frame.c index 84bc1c2..2c655d9 100644 --- a/gdb/dwarf2-frame.c +++ b/gdb/dwarf2-frame.c @@ -432,6 +432,9 @@ execute_cfa_program (unsigned char *insn_ptr, unsigned char *insn_end, /* cfa_how deliberately not set. */ break; + case DW_CFA_nop: + break; + case DW_CFA_def_cfa_expression: insn_ptr = read_uleb128 (insn_ptr, insn_end, &fs->cfa_exp_len); fs->cfa_exp = insn_ptr; @@ -449,7 +452,26 @@ execute_cfa_program (unsigned char *insn_ptr, unsigned char *insn_end, insn_ptr += utmp; break; - case DW_CFA_nop: + case DW_CFA_offset_extended_sf: + insn_ptr = read_uleb128 (insn_ptr, insn_end, ®); + insn_ptr = read_sleb128 (insn_ptr, insn_end, &offset); + offset += fs->data_align; + dwarf2_frame_state_alloc_regs (&fs->regs, reg + 1); + fs->regs.reg[reg].how = REG_SAVED_OFFSET; + fs->regs.reg[reg].loc.offset = offset; + break; + + case DW_CFA_def_cfa_sf: + insn_ptr = read_uleb128 (insn_ptr, insn_end, &fs->cfa_reg); + insn_ptr = read_sleb128 (insn_ptr, insn_end, &offset); + fs->cfa_offset = offset * fs->data_align; + fs->cfa_how = CFA_REG_OFFSET; + break; + + case DW_CFA_def_cfa_offset_sf: + insn_ptr = read_sleb128 (insn_ptr, insn_end, &offset); + fs->cfa_offset = offset * fs->data_align; + /* cfa_how deliberately not set. */ break; case DW_CFA_GNU_args_size: |