const char * get_CFA_name(unsigned int val_in,int printonerr)
{
const char *v = 0;
int res = dwarf_get_CFA_name(val_in,&v);
return ellipname(res,val_in,v,"CFA",printonerr);
}
static void
_dwarf_cie_fde_test(Dwarf_Debug dbg, int eh, void (*_frame_test)(Dwarf_Debug,
Dwarf_Fde, Dwarf_Addr, Dwarf_Unsigned, Dwarf_Unsigned))
{
Dwarf_Cie *cielist, cie;
Dwarf_Fde *fdelist, fde;
Dwarf_Frame_Op *oplist;
Dwarf_Signed ciecnt, fdecnt;
Dwarf_Addr low_pc, high_pc;
Dwarf_Unsigned func_len, fde_byte_len, fde_inst_len, bytes_in_cie;
Dwarf_Unsigned cie_caf, cie_daf, cie_inst_len;
Dwarf_Signed cie_index, opcnt;
Dwarf_Off cie_offset, fde_offset;
Dwarf_Ptr fde_bytes, fde_inst, cie_initinst;
Dwarf_Half cie_ra;
Dwarf_Small cie_version;
Dwarf_Error de;
const char *cfa_str;
char *cie_augmenter;
int i, j, r_fde_at_pc;
if (eh) {
if (dwarf_get_fde_list_eh(dbg, &cielist, &ciecnt, &fdelist,
&fdecnt, &de) != DW_DLV_OK) {
tet_printf("dwarf_get_fde_list_eh failed: %s\n",
dwarf_errmsg(de));
result = TET_FAIL;
goto done;
}
} else {
if (dwarf_get_fde_list(dbg, &cielist, &ciecnt, &fdelist,
&fdecnt, &de) != DW_DLV_OK) {
tet_printf("dwarf_get_fde_list failed: %s\n",
dwarf_errmsg(de));
result = TET_FAIL;
goto done;
}
}
TS_CHECK_INT(ciecnt);
TS_CHECK_INT(fdecnt);
/*
* Test dwarf_get_fde_at_pc using hard-coded PC values.
*/
tet_infoline("attempt to get fde at 0x08082a30");
r_fde_at_pc = dwarf_get_fde_at_pc(fdelist, 0x08082a30, &fde, &low_pc,
&high_pc, &de);
TS_CHECK_INT(r_fde_at_pc);
if (r_fde_at_pc == DW_DLV_OK) {
TS_CHECK_UINT(low_pc);
TS_CHECK_UINT(high_pc);
}
tet_infoline("attempt to get fde at 0x08083087");
r_fde_at_pc = dwarf_get_fde_at_pc(fdelist, 0x08083087, &fde, &low_pc,
&high_pc, &de);
TS_CHECK_INT(r_fde_at_pc);
if (r_fde_at_pc == DW_DLV_OK) {
TS_CHECK_UINT(low_pc);
TS_CHECK_UINT(high_pc);
}
tet_infoline("attempt to get fde at 0x080481f0");
r_fde_at_pc = dwarf_get_fde_at_pc(fdelist, 0x080481f0, &fde, &low_pc,
&high_pc, &de);
TS_CHECK_INT(r_fde_at_pc);
if (r_fde_at_pc == DW_DLV_OK) {
TS_CHECK_UINT(low_pc);
TS_CHECK_UINT(high_pc);
}
tet_infoline("attempt to get fde at 0x08048564");
r_fde_at_pc = dwarf_get_fde_at_pc(fdelist, 0x08048564, &fde, &low_pc,
&high_pc, &de);
TS_CHECK_INT(r_fde_at_pc);
if (r_fde_at_pc == DW_DLV_OK) {
TS_CHECK_UINT(low_pc);
TS_CHECK_UINT(high_pc);
}
tet_infoline("attempt to get fde at 0x00401280");
r_fde_at_pc = dwarf_get_fde_at_pc(fdelist, 0x00401280, &fde, &low_pc,
&high_pc, &de);
TS_CHECK_INT(r_fde_at_pc);
if (r_fde_at_pc == DW_DLV_OK) {
TS_CHECK_UINT(low_pc);
TS_CHECK_UINT(high_pc);
}
tet_infoline("attempt to get fde at 0x004012b1");
r_fde_at_pc = dwarf_get_fde_at_pc(fdelist, 0x004012b1, &fde, &low_pc,
&high_pc, &de);
TS_CHECK_INT(r_fde_at_pc);
if (r_fde_at_pc == DW_DLV_OK) {
TS_CHECK_UINT(low_pc);
TS_CHECK_UINT(high_pc);
}
/*
* Test each FDE contained in the FDE list.
*/
for (i = 0; i < fdecnt; i++) {
if (dwarf_get_fde_n(fdelist, i, &fde, &de) != DW_DLV_OK) {
tet_printf("dwarf_get_fde_n(%d) failed: %s\n", i,
dwarf_errmsg(de));
result = TET_FAIL;
continue;
}
if (dwarf_get_fde_range(fde, &low_pc, &func_len, &fde_bytes,
&fde_byte_len, &cie_offset, &cie_index, &fde_offset,
&de) == DW_DLV_ERROR) {
tet_printf("dwarf_get_fde_range(%d) failed: %s\n", i,
dwarf_errmsg(de));
result = TET_FAIL;
continue;
}
TS_CHECK_UINT(low_pc);
TS_CHECK_UINT(func_len);
TS_CHECK_UINT(fde_byte_len);
if (fde_byte_len > 0)
TS_CHECK_BLOCK(fde_bytes, fde_byte_len);
TS_CHECK_INT(cie_offset);
TS_CHECK_INT(cie_index);
TS_CHECK_INT(fde_offset);
if (dwarf_get_cie_of_fde(fde, &cie, &de) != DW_DLV_OK) {
tet_printf("dwarf_get_cie_of_fde(%d) failed: %s\n", i,
dwarf_errmsg(de));
result = TET_FAIL;
continue;
}
if (dwarf_get_cie_index(cie, &cie_index, &de) != DW_DLV_OK) {
tet_printf("dwarf_get_cie_index(%d) failed: %s\n", i,
dwarf_errmsg(de));
result = TET_FAIL;
continue;
}
TS_CHECK_INT(cie_index);
if (dwarf_get_cie_info(cie, &bytes_in_cie, &cie_version,
&cie_augmenter, &cie_caf, &cie_daf, &cie_ra, &cie_initinst,
&cie_inst_len, &de) != DW_DLV_OK) {
tet_printf("dwarf_get_cie_info(%d) failed: %s\n", i,
dwarf_errmsg(de));
result = TET_FAIL;
continue;
}
TS_CHECK_UINT(bytes_in_cie);
TS_CHECK_UINT(cie_version);
TS_CHECK_STRING(cie_augmenter);
TS_CHECK_UINT(cie_caf);
TS_CHECK_UINT(cie_daf);
TS_CHECK_UINT(cie_ra);
TS_CHECK_UINT(cie_inst_len);
if (cie_inst_len > 0)
TS_CHECK_BLOCK(cie_initinst, cie_inst_len);
if (dwarf_get_fde_instr_bytes(fde, &fde_inst, &fde_inst_len,
&de) != DW_DLV_OK) {
tet_printf("dwarf_get_fde_instr_bytes(%d) failed: %s\n",
i, dwarf_errmsg(de));
result = TET_FAIL;
continue;
}
TS_CHECK_UINT(fde_inst_len);
if (fde_inst_len > 0) {
TS_CHECK_BLOCK(fde_inst, fde_inst_len);
if (dwarf_expand_frame_instructions(cie, fde_inst,
fde_inst_len, &oplist, &opcnt, &de) != DW_DLV_OK) {
tet_printf("dwarf_expand_frame_instructions(%d)"
" failed: %s\n", i, dwarf_errmsg(de));
result = TET_FAIL;
continue;
}
TS_CHECK_INT(opcnt);
for (j = 0; j < opcnt; j++) {
TS_CHECK_UINT(oplist[j].fp_base_op);
if (oplist[j].fp_base_op != 0) {
if (dwarf_get_CFA_name(
oplist[j].fp_base_op << 6,
&cfa_str) != DW_DLV_OK) {
tet_printf("dwarf_get_CFA_name"
" failed\n");
continue;
}
TS_CHECK_STRING(cfa_str);
}
TS_CHECK_UINT(oplist[j].fp_extended_op);
if (oplist[j].fp_extended_op != 0) {
if (dwarf_get_CFA_name(
oplist[j].fp_extended_op,
&cfa_str) != DW_DLV_OK) {
tet_printf("dwarf_get_CFA_name"
" failed\n");
continue;
}
TS_CHECK_STRING(cfa_str);
}
TS_CHECK_UINT(oplist[j].fp_register);
TS_CHECK_INT(oplist[j].fp_offset);
TS_CHECK_INT(oplist[j].fp_instr_offset);
}
}
_frame_test(dbg, fde, low_pc, func_len, cie_caf);
}
done:
return;
}
