diff options
Diffstat (limited to 'src/tests/asm-tst6.c')
| -rw-r--r-- | src/tests/asm-tst6.c | 150 |
1 files changed, 150 insertions, 0 deletions
diff --git a/src/tests/asm-tst6.c b/src/tests/asm-tst6.c new file mode 100644 index 00000000..35854d52 --- /dev/null +++ b/src/tests/asm-tst6.c @@ -0,0 +1,150 @@ +/* Copyright (C) 2002-2012 Red Hat, Inc. + This file is part of elfutils. + Written by Ulrich Drepper <drepper@redhat.com>, 2002. + + 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/>. */ + +#ifdef HAVE_CONFIG_H +# include <config.h> +#endif + +#include ELFUTILS_HEADER(asm) +#include <libelf.h> +#include <stdio.h> +#include <stdlib.h> +#include <unistd.h> +#include <sys/wait.h> + +#include <system.h> + + +static const char fname[] = "asm-tst6-out.o"; + + +int +main (void) +{ + AsmCtx_t *ctx; + int result = 0; + size_t cnt; + + elf_version (EV_CURRENT); + + Ebl *ebl = ebl_openbackend_machine (EM_386); + if (ebl == NULL) + { + puts ("cannot open backend library"); + return 1; + } + + ctx = asm_begin (fname, ebl, false); + if (ctx == NULL) + { + printf ("cannot create assembler context: %s\n", asm_errmsg (-1)); + return 1; + } + + for (cnt = 0; cnt < 22000; ++cnt) + { + char buf[512]; + AsmScnGrp_t *grp; + AsmScn_t *scn; + AsmSym_t *sym; + + snprintf (buf, sizeof (buf), ".grp%Zu", cnt); + grp = asm_newscngrp (ctx, buf, NULL, 0); + if (grp == NULL) + { + printf ("cannot section group %Zu: %s\n", cnt, asm_errmsg (-1)); + asm_abort (ctx); + return 1; + } + + scn = asm_newscn_ingrp (ctx, ".data", SHT_PROGBITS, + SHF_ALLOC | SHF_WRITE, grp); + if (scn == NULL) + { + printf ("cannot data section for group %Zu: %s\n", + cnt, asm_errmsg (-1)); + asm_abort (ctx); + return 1; + } + + /* Add a name. */ + snprintf (buf, sizeof (buf), "%Zu", cnt); + sym = asm_newsym (scn, buf, sizeof (uint32_t), STT_OBJECT, + STB_GLOBAL); + if (sym == NULL) + { + printf ("cannot create symbol \"%s\": %s\n", buf, asm_errmsg (-1)); + asm_abort (ctx); + return 1; + } + + /* Add some content. */ + if (asm_adduint32 (scn, cnt) != 0) + { + printf ("cannot create content of section \"%s\": %s\n", + buf, asm_errmsg (-1)); + asm_abort (ctx); + return 1; + } + + /* Now we have a symbol, use it as the signature. */ + if (asm_scngrp_newsignature (grp, sym) != 0) + { + printf ("cannot set signature for section group %Zu: %s\n", + cnt, asm_errmsg (-1)); + asm_abort (ctx); + return 1; + } + + /* Create a phony debug info section. */ + scn = asm_newscn_ingrp (ctx, ".stab", SHT_PROGBITS, 0, grp); + if (scn == NULL) + { + printf ("cannot stab section for group %Zu: %s\n", + cnt, asm_errmsg (-1)); + asm_abort (ctx); + return 1; + } + + /* Add some content. */ + if (asm_adduint32 (scn, cnt) != 0) + { + printf ("cannot create content of section \"%s\": %s\n", + buf, asm_errmsg (-1)); + asm_abort (ctx); + return 1; + } + } + + /* Create the output file. */ + if (asm_end (ctx) != 0) + { + printf ("cannot create output file: %s\n", asm_errmsg (-1)); + asm_abort (ctx); + return 1; + } + + if (result == 0) + result = WEXITSTATUS (system ("../src/elflint -q asm-tst6-out.o")); + + /* We don't need the file anymore. */ + unlink (fname); + + ebl_closebackend (ebl); + + return result; +} |