@@ -67,6 +67,10 @@
/elfstrtab
/elf-print-reloc-syms
/emptyfile
+/eu_search_cfi
+/eu_search_die
+/eu_search_lines
+/eu_search_macros
/fillfile
/find-prologues
/funcretval
@@ -32,6 +32,10 @@ else
tests_rpath = no
endif
+if USE_LOCKS
+ AM_CFLAGS += -pthread
+endif
+
check_PROGRAMS = arextract arsymtest newfile saridx scnnames sectiondump \
showptable update1 update2 update3 update4 test-nlist \
show-die-info get-files next-files get-lines next-lines \
@@ -64,6 +68,7 @@ check_PROGRAMS = arextract arsymtest newfile saridx scnnames sectiondump \
msg_tst system-elf-libelf-test system-elf-gelf-test \
nvidia_extended_linemap_libdw elf-print-reloc-syms \
cu-dwp-section-info declfiles \
+ eu_search_cfi eu_search_die eu_search_lines eu_search_macros \
$(asm_TESTS)
asm_TESTS = asm-tst1 asm-tst2 asm-tst3 asm-tst4 asm-tst5 \
@@ -216,7 +221,7 @@ TESTS = run-arextract.sh run-arsymtest.sh run-ar.sh newfile test-nlist \
run-readelf-dw-form-indirect.sh run-strip-largealign.sh \
run-readelf-Dd.sh run-dwfl-core-noncontig.sh run-cu-dwp-section-info.sh \
run-declfiles.sh \
- run-sysroot.sh
+ run-sysroot.sh run-eu-search-tests.sh
if !BIARCH
export ELFUTILS_DISABLE_BIARCH = 1
@@ -669,7 +674,8 @@ EXTRA_DIST = run-arextract.sh run-arsymtest.sh run-ar.sh \
testfile-dwp-4-cu-index-overflow.dwp.bz2 \
testfile-dwp-cu-index-overflow.source \
testfile-define-file.bz2 \
- testfile-sysroot.tar.bz2 run-sysroot.sh
+ testfile-sysroot.tar.bz2 run-sysroot.sh \
+ run-eu-search-tests.sh
if USE_VALGRIND
@@ -849,6 +855,15 @@ nvidia_extended_linemap_libdw_LDADD = $(libelf) $(libdw)
elf_print_reloc_syms_LDADD = $(libelf)
cu_dwp_section_info_LDADD = $(libdw)
declfiles_LDADD = $(libdw)
+eu_search_cfi_LDFLAGS = $(if $(filter undefined,$(origin USE_LOCKS)),-pthread) $(AM_LDFLAGS)
+eu_search_die_LDFLAGS = $(if $(filter undefined,$(origin USE_LOCKS)),-pthread) $(AM_LDFLAGS)
+eu_search_lines_LDFLAGS = $(if $(filter undefined,$(origin USE_LOCKS)),-pthread) $(AM_LDFLAGS)
+eu_search_macros_LDFLAGS = $(if $(filter undefined,$(origin USE_LOCKS)),-pthread) $(AM_LDFLAGS)
+eu_search_cfi_LDADD = $(libeu) $(libelf) $(libdw)
+eu_search_die_LDADD = $(libdw)
+eu_search_lines_LDADD = $(libdw) $(libelf)
+eu_search_macros_LDADD = $(libdw)
# We want to test the libelf headers against the system elf.h header.
# Don't include any -I CPPFLAGS. Except when we install our own elf.h.
new file mode 100644
@@ -0,0 +1,234 @@
+/*Test program for eu_search_cfi
+ Copyright (C) 2023 Red Hat, Inc.
+ This file is part of elfutils.
+
+ This file is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ elfutils is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see<http://www.gnu.org/licenses/>. */
+
+#include <config.h>
+#include <assert.h>
+#include <inttypes.h>
+#include ELFUTILS_HEADER(dw)
+#include <dwarf.h>
+#include <argp.h>
+#include <stdbool.h>
+#include <stdio.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <locale.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include "system.h"
+#include <pthread.h>
+
+static void handle_section(char *name, const unsigned char e_ident[], Elf_Scn *scn, const bool is_eh);
+static void *thread_work(void *arg);
+
+typedef struct
+{
+ char *name;
+ const unsigned char *e_ident;
+ Elf_Scn * scn;
+ bool is_eh;
+}
+
+ThreadData;
+
+static void *thread_work(void *arg)
+{
+ ThreadData *data = (ThreadData*) arg;
+ handle_section(data->name, data->e_ident, data->scn, data->is_eh);
+ free(data);
+ return NULL;
+}
+
+static void handle_section(char *name, const unsigned char e_ident[],
+ Elf_Scn *scn, const bool is_eh)
+{
+ if (is_eh)
+ printf(".eh_frame\n");
+ else
+ printf(".debug_frame\n");
+
+ GElf_Shdr mem;
+ GElf_Shdr *shdr = gelf_getshdr(scn, &mem);
+ if (shdr == NULL)
+ error(EXIT_FAILURE, 0, "Couldn't get section header: %s",
+ elf_errmsg(-1));
+ if ((shdr->sh_flags &SHF_COMPRESSED) != 0)
+ {
+ if (elf_compress(scn, 0, 0) < 0)
+ error(EXIT_FAILURE, 0, "Couldn't decompress section: %s",
+ elf_errmsg(-1));
+ }
+ else if (name[0] == '.' && name[1] == 'z')
+ {
+ if (elf_compress_gnu(scn, 0, 0) < 0)
+ error(EXIT_FAILURE, 0, "Couldn't decompress section: %s",
+ elf_errmsg(-1));
+ }
+
+ Elf_Data *data = elf_getdata(scn, NULL);
+ if (data == NULL || data->d_buf == NULL)
+ error(EXIT_FAILURE, 0, "no section data");
+
+ int res;
+ Dwarf_Off off;
+ Dwarf_Off next_off = 0;
+ Dwarf_CFI_Entry entry;
+ while ((res = dwarf_next_cfi(e_ident, data, is_eh, off = next_off, &next_off, &entry)) == 0)
+ {
+ printf("[%" PRId64 "] ", off);
+ if (dwarf_cfi_cie_p(&entry))
+ printf("CIE augmentation=\"%s\"\n", entry.cie.augmentation);
+ else
+ {
+ printf("FDE cie=[%" PRId64 "]\n", entry.fde.CIE_pointer);
+
+ Dwarf_Off cie_off = entry.fde.CIE_pointer;
+ Dwarf_Off cie_off_next;
+ Dwarf_CFI_Entry cie_entry;
+ if (dwarf_next_cfi(e_ident, data, is_eh, cie_off, &cie_off_next, &cie_entry) != 0 ||
+ !dwarf_cfi_cie_p(&cie_entry))
+ error(EXIT_FAILURE, 0, "FDE doesn't point to CIE");
+ }
+ }
+
+ if (res < 0)
+ error(EXIT_FAILURE, 0, "dwarf_next_cfi failed: %s\n",
+ dwarf_errmsg(-1));
+}
+
+int main(int argc, char *argv[])
+{
+ if (argc != 2)
+ error(EXIT_FAILURE, 0, "need file name argument");
+
+ const char *file = argv[1];
+ printf("%s\n", file);
+
+ int fd = open(file, O_RDONLY);
+ if (fd == -1)
+ error(EXIT_FAILURE, errno, "cannot open input file `%s'", file);
+
+ elf_version(EV_CURRENT);
+
+ Elf *elf = elf_begin(fd, ELF_C_READ, NULL);
+ if (elf == NULL)
+ error(EXIT_FAILURE, 0, "cannot create ELF descriptor: %s", elf_errmsg(-1));
+
+ size_t esize;
+ const unsigned char *ident = (const unsigned char *) elf_getident(elf, &esize);
+ if (ident == NULL || esize < EI_NIDENT)
+ error(EXIT_FAILURE, 0, "no, or too small, ELF ident");
+
+ GElf_Ehdr ehdr;
+ if (gelf_getehdr(elf, &ehdr) == NULL)
+ error(EXIT_FAILURE, 0, "cannot get the ELF header: %s\n", elf_errmsg(-1));
+
+ size_t strndx = ehdr.e_shstrndx;
+
+ int num_threads = 4;
+ pthread_t *threads = (pthread_t*) malloc(num_threads * sizeof(pthread_t));
+ ThreadData **thread_data = (ThreadData**) malloc(num_threads * sizeof(ThreadData*));
+ int thread_count = 0;
+
+ if (!threads || !thread_data)
+ {
+ fprintf(stderr, "Failed to allocate memory for threads.\n");
+ free(threads);
+ free(thread_data);
+ return 1;
+ }
+
+ Elf_Scn *scn = NULL;
+ while ((scn = elf_nextscn(elf, scn)) != NULL)
+ {
+ GElf_Shdr shdr;
+ if (gelf_getshdr(scn, &shdr) != NULL)
+ {
+ char *name = elf_strptr(elf, strndx, (size_t) shdr.sh_name);
+ if (name != NULL && shdr.sh_type == SHT_PROGBITS)
+ {
+ bool is_eh = false;
+ if (strcmp(name, ".eh_frame") == 0)
+ {
+ is_eh = true;
+ }
+ else if (strcmp(name, ".debug_frame") == 0 || strcmp(name, ".zdebug_frame") == 0)
+ {
+ is_eh = false;
+ }
+ else
+ {
+ continue;
+ }
+
+ if (thread_count >= num_threads)
+ {
+ num_threads *= 2;
+ threads = realloc(threads, num_threads * sizeof(pthread_t));
+ thread_data = realloc(thread_data, num_threads * sizeof(ThreadData*));
+ }
+
+ thread_data[thread_count] = malloc(sizeof(ThreadData));
+ thread_data[thread_count]->name = name;
+ thread_data[thread_count]->e_ident = ident;
+ thread_data[thread_count]->scn = scn;
+ thread_data[thread_count]->is_eh = is_eh;
+
+ if (pthread_create(&threads[thread_count], NULL, thread_work, thread_data[thread_count]) != 0)
+ {
+ perror("Failed to create thread");
+ for (int j = 0; j < thread_count; j++)
+ {
+ pthread_cancel(threads[j]);
+ }
+ free(threads);
+ free(thread_data);
+ return 1;
+ }
+ else
+ {
+ thread_count++;
+ }
+ }
+ }
+ }
+
+ for (int i = 0; i < thread_count; i++)
+ {
+ if (pthread_join(threads[i], NULL) != 0)
+ {
+ perror("Failed to join thread");
+ free(threads);
+ free(thread_data);
+ return 1;
+ }
+ }
+
+ for (int i = 0; i < thread_count; i++)
+ {
+ free(thread_data[i]);
+ }
+
+ free(threads);
+ free(thread_data);
+
+ elf_end(elf);
+ close(fd);
+
+ return 0;
+}
\ No newline at end of file
new file mode 100644
@@ -0,0 +1,262 @@
+/*Test program for eu_search_die.
+ Copyright (C) 2023 Red Hat, Inc.
+ This file is part of elfutils.
+
+ This file is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ elfutils is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see<http://www.gnu.org/licenses/>. */
+#include <config.h>
+#include ELFUTILS_HEADER(dw)
+#include <dwarf.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <stdio.h>
+#include <stdint.h>
+#include <stdlib.h>
+#include <assert.h>
+#include <inttypes.h>
+#include <string.h>
+#include <errno.h>
+#include <unistd.h>
+#include <pthread.h>
+
+static void *thread_work(void *arg);
+static int check_die(Dwarf_Die *die);
+static int check_dbg(Dwarf *dbg);
+
+/*The main Dwarf file. */
+static Dwarf * dwarf;
+
+typedef struct
+{
+ Dwarf * dbg;
+ Dwarf_Off start_offset;
+ Dwarf_Off end_offset;
+ int result;
+}
+
+ThreadData;
+
+static void *thread_work(void *arg)
+{
+ ThreadData *data = (ThreadData*) arg;
+ data->result = check_dbg(data->dbg);
+ return NULL;
+}
+
+static int check_die(Dwarf_Die *die)
+{
+ if (dwarf_tag(die) == DW_TAG_invalid)
+ {
+ printf("Invalid die\n");
+ return -1;
+ }
+
+ int res = 0;
+ void *addr = die->addr;
+ Dwarf_Die die2;
+ if (dwarf_die_addr_die(dwarf, addr, &die2) == NULL)
+ {
+ printf("Bad die addr die at offset %" PRIx64 "\n", dwarf_dieoffset(die));
+ res = -1;
+ }
+
+ if (dwarf_tag(die) != dwarf_tag(&die2))
+ {
+ printf("Tags differ for die at offset %" PRIx64 "\n", dwarf_dieoffset(die));
+ res = -1;
+ }
+
+ if (dwarf_cuoffset(die) != dwarf_cuoffset(&die2))
+ {
+ printf("CU offsets differ for die at offset %" PRIx64 "\n", dwarf_dieoffset(die));
+ res = -1;
+ }
+
+ Dwarf_Die child;
+ if (dwarf_child(die, &child) == 0)
+ res |= check_die(&child);
+
+ Dwarf_Die sibling;
+ if (dwarf_siblingof(die, &sibling) == 0)
+ res |= check_die(&sibling);
+
+ return res;
+}
+
+static int check_dbg(Dwarf *dbg)
+{
+ int res = 0;
+ Dwarf_Off off = 0;
+ Dwarf_Off old_off = 0;
+ size_t hsize;
+ Dwarf_Off abbrev;
+ uint8_t addresssize;
+ uint8_t offsetsize;
+
+ while (dwarf_nextcu(dbg, off, &off, &hsize, &abbrev, &addresssize, &offsetsize) == 0)
+ {
+ Dwarf_Die die;
+ if (dwarf_offdie(dbg, old_off + hsize, &die) != NULL)
+ {
+ printf("checking CU at %" PRIx64 "\n", old_off);
+ res |= check_die(&die);
+ }
+
+ old_off = off;
+ }
+
+ // Same for type...
+ Dwarf_Half version;
+ uint64_t typesig;
+ Dwarf_Off typeoff;
+ off = 0;
+ old_off = 0;
+
+ while (dwarf_next_unit(dbg, off, &off, &hsize, &version, &abbrev, &addresssize, &offsetsize, &typesig, &typeoff) == 0)
+ {
+ Dwarf_Die die;
+ if (dwarf_offdie_types(dbg, old_off + hsize, &die) != NULL)
+ {
+ printf("checking TU at %" PRIx64 "\n", old_off);
+ res |= check_die(&die);
+ }
+
+ // We should have seen this already, but double check...
+ if (dwarf_offdie_types(dbg, old_off + typeoff, &die) != NULL)
+ {
+ printf("checking Type DIE at %" PRIx64 "\n", old_off + hsize + typeoff);
+ res |= check_die(&die);
+ }
+
+ old_off = off;
+ }
+
+ Dwarf *alt = dwarf_getalt(dbg);
+
+ if (alt != NULL)
+ {
+ printf("checking alt debug\n");
+ res |= check_dbg(alt);
+ }
+
+ // Split or Type Dwarf_Dies gotten through dwarf_get_units.
+ Dwarf_CU *cu = NULL;
+ Dwarf_Die subdie;
+ uint8_t unit_type;
+ while (dwarf_get_units(dbg, cu, &cu, NULL, &unit_type, NULL, &subdie) == 0)
+ {
+ if (dwarf_tag(&subdie) != DW_TAG_invalid)
+ {
+ printf("checking %"
+ PRIx8 " subdie\n", unit_type);
+ res |= check_die(&subdie);
+ }
+ }
+
+ return res;
+}
+
+int main(int argc, char *argv[])
+{
+ if (argc < 2)
+ {
+ printf("No file given.\n");
+ return -1;
+ }
+
+ const char *name = argv[1];
+ int fd = open(name, O_RDONLY);
+ if (fd < 0)
+ {
+ printf("Cannot open '%s': %s\n", name, strerror(errno));
+ return -1;
+ }
+
+ dwarf = dwarf_begin(fd, DWARF_C_READ);
+ if (dwarf == NULL)
+ {
+ printf("Not a Dwarf file '%s': %s\n", name, dwarf_errmsg(-1));
+ close(fd);
+ return -1;
+ }
+
+ printf("checking %s\n", name);
+
+ int num_threads = 4;
+ pthread_t *threads = (pthread_t*) malloc(num_threads* sizeof(pthread_t));
+ ThreadData *thread_data = (ThreadData*) malloc(num_threads* sizeof(ThreadData));
+
+ if (!threads || !thread_data)
+ {
+ fprintf(stderr, "Failed to allocate memory for threads.\n");
+ free(threads);
+ free(thread_data);
+ return 1;
+ }
+
+ Dwarf_Off total_off = 0;
+ Dwarf_Off unit_off = 0;
+ size_t hsize;
+ Dwarf_Off abbrev;
+ uint8_t addresssize;
+ uint8_t offsetsize;
+
+ while (dwarf_nextcu(dwarf, unit_off, &unit_off, &hsize, &abbrev, &addresssize, &offsetsize) == 0)
+ {
+ thread_data[total_off % num_threads].start_offset = unit_off;
+ thread_data[total_off % num_threads].end_offset = unit_off + hsize;
+ total_off++;
+ }
+
+ for (int i = 0; i < num_threads; i++)
+ {
+ thread_data[i].dbg = dwarf;
+ if (pthread_create(&threads[i], NULL, thread_work, (void*) &thread_data[i]) != 0)
+ {
+ perror("Failed to create thread");
+ for (int j = 0; j < i; j++)
+ {
+ pthread_cancel(threads[j]);
+ }
+ free(threads);
+ free(thread_data);
+ return 1;
+ }
+ }
+
+ for (int i = 0; i < num_threads; i++)
+ {
+ if (pthread_join(threads[i], NULL) != 0)
+ {
+ perror("Failed to join thread");
+ free(threads);
+ free(thread_data);
+ return 1;
+ }
+ }
+
+ int res = 0;
+ for (int i = 0; i < num_threads; i++)
+ {
+ res |= thread_data[i].result;
+ }
+
+ free(threads);
+ free(thread_data);
+
+ dwarf_end(dwarf);
+ close(fd);
+
+ return res;
+}
\ No newline at end of file
new file mode 100644
@@ -0,0 +1,228 @@
+/*Test program for eu_search_lines.
+ Copyright (C) 2023 Red Hat, Inc.
+ This file is part of elfutils.
+
+ This file is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ elfutils is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see<http://www.gnu.org/licenses/>. */
+
+#include <config.h>
+#include <fcntl.h>
+#include <inttypes.h>
+#include <libelf.h>
+#include ELFUTILS_HEADER(dw)
+#include <stdio.h>
+#include <string.h>
+#include <unistd.h>
+#include <stdlib.h>
+#include <pthread.h>
+
+typedef struct
+{
+ const char *filename;
+ int result;
+}
+
+ThreadData;
+
+static void *thread_work(void *arg)
+{
+ ThreadData *data = (ThreadData*) arg;
+
+ int fd = open(data->filename, O_RDONLY);
+
+ Dwarf *dbg = dwarf_begin(fd, DWARF_C_READ);
+ if (dbg == NULL)
+ {
+ printf("%s not usable: %s\n", data->filename, dwarf_errmsg(-1));
+ close(fd);
+ free(data);
+ pthread_exit(NULL);
+ }
+
+ Dwarf_Off cuoff = 0;
+ Dwarf_Off old_cuoff = 0;
+ size_t hsize;
+ Dwarf_Off ao;
+ uint8_t asz;
+ uint8_t osz;
+ while (dwarf_nextcu(dbg, cuoff, &cuoff, &hsize, &ao, &asz, &osz) == 0)
+ {
+ printf("cuhl = %zu, o = %llu, asz = %hhu, osz = %hhu, ncu = %llu\n",
+ hsize, (unsigned long long int) ao,
+ asz, osz, (unsigned long long int) cuoff);
+
+ // Get the DIE for the CU.
+ Dwarf_Die die;
+ if (dwarf_offdie(dbg, old_cuoff + hsize, &die) == NULL)
+ {
+ printf("%s: cannot get CU die\n", data->filename);
+ data->result = 1;
+ break;
+ }
+
+ old_cuoff = cuoff;
+
+ Dwarf_Lines * lb;
+ size_t nlb;
+ if (dwarf_getsrclines(&die, &lb, &nlb) != 0)
+ {
+ printf("%s: cannot get lines\n", data->filename);
+ data->result = 1;
+ break;
+ }
+
+ printf(" %zu lines\n", nlb);
+
+ for (size_t i = 0; i < nlb; ++i)
+ {
+ Dwarf_Line *l = dwarf_onesrcline(lb, i);
+ if (l == NULL)
+ {
+ printf("%s: cannot get individual line\n", data->filename);
+ data->result = 1;
+ break;
+ }
+
+ Dwarf_Addr addr;
+ if (dwarf_lineaddr(l, &addr) != 0)
+ addr = 0;
+ const char *file = dwarf_linesrc(l, NULL, NULL);
+ int line;
+ if (dwarf_lineno(l, &line) != 0)
+ line = 0;
+
+ printf("%" PRIx64 ": %s:%d:", (uint64_t) addr, file ? : "???", line);
+
+ // Getting the file path through the Dwarf_Files should
+ // result in the same path.
+ Dwarf_Files * files;
+ size_t idx;
+ if (dwarf_line_file(l, &files, &idx) != 0)
+ {
+ printf("%s: cannot get file from line (%zd): %s\n",
+ data->filename, i, dwarf_errmsg(-1));
+ data->result = 1;
+ break;
+ }
+
+ const char *path = dwarf_filesrc(files, idx, NULL, NULL);
+ if ((path == NULL && file != NULL) ||
+ (path != NULL && file == NULL) ||
+ (strcmp(file, path) != 0))
+ {
+ printf("%s: line %zd srcline (%s) != file srcline (%s)\n",
+ data->filename, i, file ? : "???", path ? : "???");
+ data->result = 1;
+ break;
+ }
+
+ int column;
+ if (dwarf_linecol(l, &column) != 0)
+ column = 0;
+ if (column >= 0)
+ printf("%d:", column);
+
+ bool is_stmt;
+ if (dwarf_linebeginstatement(l, &is_stmt) != 0)
+ is_stmt = false;
+ bool end_sequence;
+ if (dwarf_lineendsequence(l, &end_sequence) != 0)
+ end_sequence = false;
+ bool basic_block;
+ if (dwarf_lineblock(l, &basic_block) != 0)
+ basic_block = false;
+ bool prologue_end;
+ if (dwarf_lineprologueend(l, &prologue_end) != 0)
+ prologue_end = false;
+ bool epilogue_begin;
+ if (dwarf_lineepiloguebegin(l, &epilogue_begin) != 0)
+ epilogue_begin = false;
+
+ printf(" is_stmt:%s, end_seq:%s, bb:%s, prologue:%s, epilogue:%s\n",
+ is_stmt ? "yes" : "no", end_sequence ? "yes" : "no",
+ basic_block ? "yes" : "no", prologue_end ? "yes" : "no",
+ epilogue_begin ? "yes" : "no");
+ }
+ }
+
+ dwarf_end(dbg);
+ close(fd);
+ free(data);
+
+ pthread_exit(NULL);
+}
+
+int main(int argc, char *argv[])
+{
+ int result = 0;
+ int cnt;
+
+ if (argc < 2)
+ {
+ printf("Usage: %s<filename1>[<filename2> ...]\n", argv[0]);
+ return 1;
+ }
+
+ pthread_t *threads = (pthread_t*) malloc((argc - 1) *sizeof(pthread_t));
+ ThreadData **thread_data = (ThreadData **) malloc((argc - 1) *sizeof(ThreadData*));
+
+ if (!threads || !thread_data)
+ {
+ fprintf(stderr, "Failed to allocate memory for threads.\n");
+ free(threads);
+ free(thread_data);
+ return 1;
+ }
+
+ for (cnt = 1; cnt < argc; ++cnt)
+ {
+ thread_data[cnt - 1] = (ThreadData*) malloc(sizeof(ThreadData));
+ thread_data[cnt - 1]->filename = argv[cnt];
+ thread_data[cnt - 1]->result = 0;
+
+ if (pthread_create(&threads[cnt - 1], NULL, thread_work, thread_data[cnt - 1]) != 0)
+ {
+ perror("Failed to create thread");
+ for (int j = 0; j < cnt; j++)
+ {
+ pthread_cancel(threads[j]);
+ }
+ free(threads);
+ free(thread_data);
+ return 1;
+ }
+ }
+
+ for (cnt = 0; cnt < argc - 1; ++cnt)
+ {
+ if (pthread_join(threads[cnt], NULL) != 0)
+ {
+ perror("Failed to join thread");
+ free(threads);
+ free(thread_data);
+ return 1;
+ }
+
+ if (thread_data[cnt]->result != 0)
+ {
+ result = 1;
+ }
+
+ free(thread_data[cnt]);
+ }
+
+ free(threads);
+ free(thread_data);
+
+ return result;
+}
\ No newline at end of file
new file mode 100644
@@ -0,0 +1,216 @@
+/*Test program for eu_search_macros
+ Copyright (C) 2023 Red Hat, Inc.
+ This file is part of elfutils.
+
+ This file is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ elfutils is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see<http://www.gnu.org/licenses/>. */
+
+#include <config.h>
+#include ELFUTILS_HEADER(dw)
+#include <dwarf.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <stdio.h>
+#include <stdint.h>
+#include <stdlib.h>
+#include <assert.h>
+#include <inttypes.h>
+#include <stdatomic.h>
+#include <pthread.h>
+
+static void *thread_work(void *arg);
+static int mac(Dwarf_Macro *macro, void *dbg);
+static void include(Dwarf *dbg, Dwarf_Off macoff, ptrdiff_t token);
+
+typedef struct
+{
+ Dwarf * dbg;
+ Dwarf_Die * cudie;
+ bool new_style;
+}
+
+ThreadData;
+
+static void *thread_work(void *arg)
+{
+ ThreadData *data = (ThreadData*) arg;
+ Dwarf *dbg = data->dbg;
+ Dwarf_Die *cudie = data->cudie;
+ bool new_style = data->new_style;
+
+ for (ptrdiff_t off = new_style ? DWARF_GETMACROS_START : 0;
+ (off = dwarf_getmacros(cudie, mac, dbg, off));)
+ {
+ if (off == -1)
+ {
+ puts(dwarf_errmsg(dwarf_errno()));
+ break;
+ }
+ }
+
+ return NULL;
+}
+
+static void include(Dwarf *dbg, Dwarf_Off macoff, ptrdiff_t token)
+{
+ while ((token = dwarf_getmacros_off(dbg, macoff, mac, dbg, token)) != 0)
+ {
+ if (token == -1)
+ {
+ puts(dwarf_errmsg(dwarf_errno()));
+ break;
+ }
+ }
+}
+
+static int
+mac(Dwarf_Macro *macro, void *dbg)
+{
+ static atomic_int level = 0;
+
+ unsigned int opcode;
+ dwarf_macro_opcode(macro, &opcode);
+ switch (opcode)
+ {
+ case DW_MACRO_import:
+ {
+ Dwarf_Attribute at;
+ int r = dwarf_macro_param(macro, 0, &at);
+ assert(r == 0);
+
+ Dwarf_Word w;
+ r = dwarf_formudata(&at, &w);
+ assert(r == 0);
+
+ printf ("%dinclude %#" PRIx64 "\n", atomic_load (&level), w);
+
+ atomic_fetch_add(&level, 1);
+
+ include(dbg, w, DWARF_GETMACROS_START);
+
+ atomic_fetch_sub(&level, 1);
+
+ printf ("%d/include\n", atomic_load (&level));
+ break;
+ }
+
+ case DW_MACRO_start_file:
+ {
+ Dwarf_Files * files;
+ size_t nfiles;
+ if (dwarf_macro_getsrcfiles(dbg, macro, &files, &nfiles) < 0)
+ printf("dwarf_macro_getsrcfiles: %s\n", dwarf_errmsg(dwarf_errno()));
+
+ Dwarf_Word w = 0;
+ dwarf_macro_param2(macro, &w, NULL);
+
+ const char *name = dwarf_filesrc (files, (size_t) w, NULL, NULL);
+ printf ("%dfile %s\n", atomic_load (&level), name);
+ atomic_fetch_add(&level, 1);
+ break;
+ }
+
+ case DW_MACRO_end_file:
+ {
+ atomic_fetch_sub(&level, 1);
+ printf ("%d/file\n", atomic_load (&level));
+ break;
+ }
+
+ case DW_MACINFO_define:
+ case DW_MACRO_define_strp:
+ {
+ const char *value;
+ dwarf_macro_param2(macro, NULL, &value);
+ printf ("%d%s\n", atomic_load (&level), value);
+ break;
+ }
+
+ case DW_MACINFO_undef:
+ case DW_MACRO_undef_strp:
+ break;
+
+ default:
+ {
+ size_t paramcnt;
+ dwarf_macro_getparamcnt(macro, ¶mcnt);
+ printf ("%dopcode %u with %zd arguments\n", atomic_load (&level), opcode, paramcnt);
+ break;
+ }
+ }
+
+ return DWARF_CB_ABORT;
+}
+
+int main(int argc, char *argv[])
+{
+ assert(argc >= 3);
+ const char *name = argv[1];
+ ptrdiff_t cuoff = strtol(argv[2], NULL, 0);
+ bool new_style = argc > 3;
+
+ int fd = open(name, O_RDONLY);
+ Dwarf *dbg = dwarf_begin(fd, DWARF_C_READ);
+
+ Dwarf_Die cudie_mem, *cudie = dwarf_offdie(dbg, cuoff, &cudie_mem);
+
+ int num_threads = 4;
+ pthread_t *threads = malloc(num_threads* sizeof(pthread_t));
+ ThreadData *thread_data = malloc(num_threads* sizeof(ThreadData));
+
+ if (!threads || !thread_data)
+ {
+ fprintf(stderr, "Failed to allocate memory for threads.\n");
+ free(threads);
+ free(thread_data);
+ return 1;
+ }
+
+ for (int i = 0; i < num_threads; i++)
+ {
+ thread_data[i].dbg = dbg;
+ thread_data[i].cudie = cudie;
+ thread_data[i].new_style = new_style;
+
+ if (pthread_create(&threads[i], NULL, thread_work, (void*) &thread_data[i]) != 0)
+ {
+ perror("Failed to create thread");
+ for (int j = 0; j < i; j++)
+ {
+ pthread_cancel(threads[j]);
+ }
+ free(threads);
+ free(thread_data);
+ return 1;
+ }
+ }
+
+ for (int i = 0; i < num_threads; i++)
+ {
+ if (pthread_join(threads[i], NULL) != 0)
+ {
+ perror("Failed to join thread");
+ free(threads);
+ free(thread_data);
+ return 1;
+ }
+ }
+
+ free(threads);
+ free(thread_data);
+
+ dwarf_end(dbg);
+
+ return 0;
+}
new file mode 100755
@@ -0,0 +1,168 @@
+#! /bin/sh
+# Copyright (C) 2015, 2018 Red Hat, Inc.
+# This file is part of elfutils.
+#
+# This file is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3 of the License, or
+# (at your option) any later version.
+#
+# elfutils is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+. $srcdir/test-subr.sh
+
+# Extract the value of USE_ADDRESS_SANITIZER_TRUE from config.status
+# Cannot use Helgrind and Address Sanitizer together.
+# Test will be skipped if Address Sanitizer is enabled.
+USE_ADDRESS_SANITIZER=$(grep 'USE_ADDRESS_SANITIZER_TRUE' ${abs_builddir}/../config.status | awk -F'=' '{print $2}')
+
+if [[ "$USE_ADDRESS_SANITIZER" == "\"#\"" ]]; then
+ echo "Address Sanitizer is disabled."
+else
+ echo "Address Sanitizer is enabled. Skipping test."
+ exit 77
+fi
+
+# Extract the value of USE_MEMORY_SANITIZER_TRUE from config.status
+# Cannot use Helgrind and Memory Sanitizer together.
+# Test will be skipped if Memory Sanitizer is enabled.
+USE_MEMORY_SANITIZER=$(grep 'USE_MEMORY_SANITIZER_TRUE' ${abs_builddir}/../config.status | awk -F'=' '{print $2}')
+
+if [[ "$USE_MEMORY_SANITIZER" == "\"#\"" ]]; then
+ echo "Memory Sanitizer is disabled."
+else
+ echo "Memory Sanitizer is enabled. Skipping test."
+ exit 77
+fi
+
+# Extract the value of USE_LOCKS from config.h
+# Test will only be run if USE_LOCKS is defined. Otherwise, skip.
+USE_LOCKS=$(grep '^#define USE_LOCKS' ${abs_builddir}/../config.h | awk '{print $3}')
+
+if [[ "$USE_LOCKS" -eq 1 ]]; then
+ echo "USE_LOCKS is defined."
+else
+ echo "USE_LOCKS is not defined. Skipping test."
+ exit 77
+fi
+
+# Disable valgrind if configured, since we are already using it here.
+SAVED_VALGRIND_CMD="$VALGRIND_CMD"
+unset VALGRIND_CMD
+
+echo "Begin tests..."
+
+# Begin data race test for parallelized dwarf-die-addr-die
+# Tests thread safety for updated libdw_findcu.c and libdw_find_split_unit.c
+testfiles testfile-debug-types
+testfiles testfile_multi_main testfile_multi.dwz
+testfiles testfilebazdbgppc64.debug
+testfiles testfile-dwarf-4 testfile-dwarf-5
+testfiles testfile-splitdwarf-4 testfile-hello4.dwo testfile-world4.dwo
+testfiles testfile-splitdwarf-5 testfile-hello5.dwo testfile-world5.dwo
+
+die_test_files=("testfile-debug-types"
+ "testfile_multi_main" "testfile_multi.dwz"
+ "testfilebazdbgppc64.debug"
+ "testfile-dwarf-4" "testfile-dwarf-5"
+ "testfile-splitdwarf-4" "testfile-hello4.dwo" "testfile-world4.dwo"
+ "testfile-splitdwarf-5" "testfile-hello5.dwo" "testfile-world5.dwo")
+
+echo -e "\nStarting data race test for dwarf-die-addr-die"
+
+for file in "${die_test_files[@]}"; do
+ helgrind_output=$(valgrind --tool=helgrind "${abs_builddir}/eu_search_die" "$file" 2>&1)
+
+ if grep -q "ERROR SUMMARY: 0 errors" <<< "$helgrind_output"; then
+ echo "No data races found for $file. Test passed."
+ else
+ echo "Data races found for $file. Test failed."
+ echo "$helgrind_output"
+ exit 1
+ fi
+done
+
+# Begin data race test for parallelized next_cfi
+# Tests thread safety for updated cie.c and fde.c
+testfiles testfile11 testfile12
+testfiles testfilearm testfileaarch64
+testfiles testfileppc32 testfileppc64
+
+cfi_test_files=("testfile11" "testfile12"
+ "testfilearm" "testfileaarch64"
+ "testfileppc32" "testfileppc64")
+
+echo -e "\nStarting data race test for next_cfi"
+
+for file in "${cfi_test_files[@]}"; do
+
+ helgrind_output=$(valgrind --tool=helgrind "${abs_builddir}/eu_search_cfi" $file 2>&1)
+
+ if grep -q "ERROR SUMMARY: 0 errors" <<< "$helgrind_output"; then
+ echo "No data races found for $file. Test passed."
+ else
+ echo "Data races found for $file. Test failed."
+ echo "$helgrind_output"
+ exit 1
+ fi
+
+done
+
+# Begin data race test for parallelizd dwarf-getmacros
+# Tests thread safety for updated dwarf_getmacros.c
+testfiles testfile51
+testfiles testfile-macros
+testfiles testfile-macros-0xff
+
+macro_test_files=("testfile51 0xb"
+ "testfile51 0x84"
+ "testfile-macrosm 0xb"
+ "testfile-macros-0xff 0xb")
+
+echo -e "\nStarting data race test for dwarf-getmacros"
+
+for file in "${macro_test_files[@]}"; do
+
+ helgrind_output=$(valgrind --tool=helgrind "${abs_builddir}/eu_search_macros" $file 2>&1)
+
+ if grep -q "ERROR SUMMARY: 0 errors" <<< "$helgrind_output"; then
+ echo "No data races found for $file. Test passed."
+ else
+ echo "Data races found for $file. Test failed."
+ echo "$helgrind_output"
+ exit 1
+ fi
+
+done
+
+# Begin data race test for parallelized get-lines
+# Tests thread safety for updated dwarf_getsrclines.c
+testfiles testfile testfile2 testfilenolines
+
+lines_test_files=("testfile" "testfile2" "testfilenolines")
+
+echo -e "\nStarting data race test for get-lines"
+
+for file in "${lines_test_files[@]}"; do
+
+ helgrind_output=$(valgrind --tool=helgrind "${abs_builddir}/eu_search_lines" $file 2>&1)
+
+ if grep -q "ERROR SUMMARY: 0 errors" <<< "$helgrind_output"; then
+ echo "No data races found for $file. Test passed."
+ else
+ echo -e "$helgrind_output"
+ echo "Data races found for $file. Test failed."
+ exit 1
+ fi
+
+done
+
+# This line is reached only if no data races were found in any test
+# Exit with success status.
+exit 0
\ No newline at end of file