summaryrefslogtreecommitdiff
path: root/test/libdwarf/ts/dwarf_frame/dwarf_frame.c
diff options
context:
space:
mode:
Diffstat (limited to 'test/libdwarf/ts/dwarf_frame/dwarf_frame.c')
-rw-r--r--test/libdwarf/ts/dwarf_frame/dwarf_frame.c498
1 files changed, 498 insertions, 0 deletions
diff --git a/test/libdwarf/ts/dwarf_frame/dwarf_frame.c b/test/libdwarf/ts/dwarf_frame/dwarf_frame.c
new file mode 100644
index 0000000000000..3c5ed4d99ccef
--- /dev/null
+++ b/test/libdwarf/ts/dwarf_frame/dwarf_frame.c
@@ -0,0 +1,498 @@
+/*-
+ * Copyright (c) 2010 Kai Wang
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * $Id: dwarf_frame.c 2084 2011-10-27 04:48:12Z jkoshy $
+ */
+
+#include <assert.h>
+#include <dwarf.h>
+#include <errno.h>
+#include <fcntl.h>
+#include <libdwarf.h>
+#include <string.h>
+
+#include "driver.h"
+#include "tet_api.h"
+
+/*
+ * Test case for dwarf line informatio API.
+ */
+static void tp_dwarf_frame2(void);
+static void tp_dwarf_frame3(void);
+static struct dwarf_tp dwarf_tp_array[] = {
+ {"tp_dwarf_frame2",tp_dwarf_frame2},
+ {"tp_dwarf_frame3",tp_dwarf_frame3},
+ {NULL, NULL},
+};
+static int result = TET_UNRESOLVED;
+#include "driver.c"
+
+#define _MAX_REG_NUM 10
+
+static void
+_frame2_test(Dwarf_Debug dbg, Dwarf_Fde fde, Dwarf_Addr pc,
+ Dwarf_Unsigned func_len, Dwarf_Unsigned caf)
+{
+ Dwarf_Signed offset_relevant, register_num, offset;
+ Dwarf_Addr pc_end, row_pc;
+ Dwarf_Regtable reg_table;
+ Dwarf_Error de;
+ int i, cnt;
+
+ (void) dwarf_set_frame_cfa_value(dbg, DW_FRAME_CFA_COL);
+
+ /* Sanity check for invalid table_column. */
+ if (dwarf_get_fde_info_for_reg(fde, 9999, 0, &offset_relevant,
+ &register_num, &offset, &row_pc, &de) != DW_DLV_ERROR) {
+ tet_infoline("dwarf_get_fde_info_for_reg didn't return"
+ " DW_DLV_ERROR when called with invalid table_column"
+ " value");
+ result = TET_FAIL;
+ return;
+ }
+
+ cnt = 0;
+ pc_end = pc + func_len;
+ while (pc < pc_end && cnt < 16) {
+ tet_printf("query CFA register pc %#jx\n", (uintmax_t) pc);
+ /*
+ * XXX If application want to use DW_FRAME_CFA_COL for CFA,
+ * it should call dwarf_set_frame_cfa_value() to set that
+ * explicitly. So here DW_FRAME_CFA_COL might not be refering
+ * to the CFA at all, depends on whether CFA(0) is set by
+ * dwarf_set_frame_cfa_value.
+ */
+ if (dwarf_get_fde_info_for_reg(fde, DW_FRAME_CFA_COL,
+ pc, &offset_relevant, &register_num, &offset,
+ &row_pc, &de) != DW_DLV_OK) {
+ tet_printf("dwarf_get_fde_info_for_reg(cfa) failed: %s",
+ dwarf_errmsg(de));
+ result = TET_FAIL;
+ return;
+ }
+ TS_CHECK_INT(offset_relevant);
+ TS_CHECK_INT(offset);
+ TS_CHECK_INT(register_num);
+ TS_CHECK_UINT(row_pc);
+ for (i = 1; i < _MAX_REG_NUM; i++) {
+ tet_printf("query register %d\n", i);
+ if (dwarf_get_fde_info_for_reg(fde, i, pc,
+ &offset_relevant, &register_num, &offset,
+ &row_pc, &de) != DW_DLV_OK) {
+ tet_printf("dwarf_get_fde_info_for_reg(%d)"
+ " failed: %s", i, dwarf_errmsg(de));
+ result = TET_FAIL;
+ goto next;
+ }
+ TS_CHECK_INT(offset_relevant);
+ TS_CHECK_INT(offset);
+ TS_CHECK_INT(register_num);
+ TS_CHECK_UINT(row_pc);
+ }
+ tet_infoline("query all register");
+ if (dwarf_get_fde_info_for_all_regs(fde, pc, &reg_table,
+ &row_pc, &de) != DW_DLV_OK) {
+ tet_printf("dwarf_get_fde_info_for_all_regs failed: %s",
+ dwarf_errmsg(de));
+ result = TET_FAIL;
+ goto next;
+ }
+ TS_CHECK_UINT(row_pc);
+ for (i = 0; i < _MAX_REG_NUM; i++) {
+ tet_printf("check reg_table[%d]\n", i);
+ TS_CHECK_UINT(reg_table.rules[i].dw_offset_relevant);
+ TS_CHECK_UINT(reg_table.rules[i].dw_regnum);
+ TS_CHECK_UINT(reg_table.rules[i].dw_offset);
+ }
+
+ next:
+ pc += caf;
+ cnt++;
+ }
+}
+
+static void
+_frame3_test(Dwarf_Debug dbg, Dwarf_Fde fde, Dwarf_Addr pc,
+ Dwarf_Unsigned func_len, Dwarf_Unsigned caf)
+{
+ Dwarf_Signed offset_relevant, register_num, offset_or_block_len;
+ Dwarf_Addr pc_end, row_pc;
+ Dwarf_Ptr block_ptr;
+ Dwarf_Regtable3 reg_table3;
+ Dwarf_Small value_type;
+ Dwarf_Error de;
+ int i, cnt;
+
+ /* Initialise regster table (DWARF3). */
+ reg_table3.rt3_reg_table_size = DW_REG_TABLE_SIZE;
+ reg_table3.rt3_rules = calloc(reg_table3.rt3_reg_table_size,
+ sizeof(Dwarf_Regtable_Entry3));
+ if (reg_table3.rt3_rules == NULL) {
+ tet_infoline("calloc failed when initialising reg_table3");
+ result = TET_FAIL;
+ return;
+ }
+
+ /* Sanity check for invalid table_column. */
+ if (dwarf_get_fde_info_for_reg3(fde, 9999, 0, &value_type,
+ &offset_relevant, &register_num, &offset_or_block_len, &block_ptr,
+ &row_pc, &de) != DW_DLV_ERROR) {
+ tet_infoline("dwarf_get_fde_info_for_reg3 didn't return"
+ " DW_DLV_ERROR when called with invalid table_column"
+ " value");
+ result = TET_FAIL;
+ return;
+ }
+
+ cnt = 0;
+ pc_end = pc + func_len;
+ while (pc < pc_end && cnt < 16) {
+ tet_printf("query CFA(3) register pc %#jx\n", (uintmax_t) pc);
+ if (dwarf_get_fde_info_for_cfa_reg3(fde, pc, &value_type,
+ &offset_relevant, &register_num, &offset_or_block_len,
+ &block_ptr, &row_pc, &de) != DW_DLV_OK) {
+ tet_printf("dwarf_get_fde_info_for_reg3(cfa) failed: %s",
+ dwarf_errmsg(de));
+ result = TET_FAIL;
+ return;
+ }
+ TS_CHECK_INT(value_type);
+ TS_CHECK_INT(offset_relevant);
+ TS_CHECK_INT(offset_or_block_len);
+ TS_CHECK_INT(register_num);
+ TS_CHECK_UINT(row_pc);
+ if (value_type == DW_EXPR_EXPRESSION ||
+ value_type == DW_EXPR_VAL_EXPRESSION)
+ TS_CHECK_BLOCK(block_ptr, offset_or_block_len);
+ for (i = 1; i < _MAX_REG_NUM; i++) {
+ tet_printf("query register(3) %d\n", i);
+ if (dwarf_get_fde_info_for_reg3(fde, i, pc, &value_type,
+ &offset_relevant, &register_num,
+ &offset_or_block_len, &block_ptr,
+ &row_pc, &de) != DW_DLV_OK) {
+ tet_printf("dwarf_get_fde_info_for_reg3(%d)"
+ " failed: %s", i, dwarf_errmsg(de));
+ result = TET_FAIL;
+ goto next;
+ }
+ TS_CHECK_INT(value_type);
+ TS_CHECK_INT(offset_relevant);
+ TS_CHECK_INT(offset_or_block_len);
+ TS_CHECK_INT(register_num);
+ TS_CHECK_UINT(row_pc);
+ if (value_type == DW_EXPR_EXPRESSION ||
+ value_type == DW_EXPR_VAL_EXPRESSION)
+ TS_CHECK_BLOCK(block_ptr, offset_or_block_len);
+ }
+ tet_infoline("query all register(3)");
+ if (dwarf_get_fde_info_for_all_regs3(fde, pc, &reg_table3,
+ &row_pc, &de) != DW_DLV_OK) {
+ tet_printf("dwarf_get_fde_info_for_all_regs failed: %s",
+ dwarf_errmsg(de));
+ result = TET_FAIL;
+ goto next;
+ }
+ TS_CHECK_UINT(row_pc);
+
+#define CFA3 reg_table3.rt3_cfa_rule
+#define RT3 reg_table3.rt3_rules
+ TS_CHECK_UINT(CFA3.dw_offset_relevant);
+ TS_CHECK_UINT(CFA3.dw_value_type);
+ TS_CHECK_UINT(CFA3.dw_regnum);
+ TS_CHECK_UINT(CFA3.dw_offset_or_block_len);
+ if (CFA3.dw_value_type == DW_EXPR_EXPRESSION ||
+ CFA3.dw_value_type == DW_EXPR_VAL_EXPRESSION)
+ TS_CHECK_BLOCK(CFA3.dw_block_ptr,
+ CFA3.dw_offset_or_block_len);
+ for (i = 0; i < _MAX_REG_NUM; i++) {
+ tet_printf("check reg_table3[%d]\n", i);
+ TS_CHECK_UINT(RT3[i].dw_offset_relevant);
+ TS_CHECK_UINT(RT3[i].dw_value_type);
+ TS_CHECK_UINT(RT3[i].dw_regnum);
+ TS_CHECK_UINT(RT3[i].dw_offset_or_block_len);
+ if (RT3[i].dw_value_type == DW_EXPR_EXPRESSION ||
+ RT3[i].dw_value_type == DW_EXPR_VAL_EXPRESSION)
+ TS_CHECK_BLOCK(RT3[i].dw_block_ptr,
+ RT3[i].dw_offset_or_block_len);
+ }
+#undef CFA3
+#undef RT3
+
+ next:
+ pc += caf;
+ cnt++;
+ }
+}
+
+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;
+}
+
+static void
+tp_dwarf_frame2(void)
+{
+ Dwarf_Debug dbg;
+ Dwarf_Error de;
+ int fd;
+
+ result = TET_UNRESOLVED;
+
+ TS_DWARF_INIT(dbg, fd, de);
+
+ _dwarf_cie_fde_test(dbg, 0, _frame2_test);
+ _dwarf_cie_fde_test(dbg, 1, _frame2_test);
+
+ if (result == TET_UNRESOLVED)
+ result = TET_PASS;
+done:
+ TS_DWARF_FINISH(dbg, de);
+ TS_RESULT(result);
+}
+
+static void
+tp_dwarf_frame3(void)
+{
+ Dwarf_Debug dbg;
+ Dwarf_Error de;
+ int fd;
+
+ result = TET_UNRESOLVED;
+
+ TS_DWARF_INIT(dbg, fd, de);
+
+ _dwarf_cie_fde_test(dbg, 0, _frame3_test);
+ _dwarf_cie_fde_test(dbg, 1, _frame3_test);
+
+ if (result == TET_UNRESOLVED)
+ result = TET_PASS;
+done:
+ TS_DWARF_FINISH(dbg, de);
+ TS_RESULT(result);
+}