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-rw-r--r--tests/ChangeLog10
-rw-r--r--tests/Makefile.am4
-rw-r--r--tests/addrcfi.c30
-rwxr-xr-xtests/run-addrcfi.sh260
4 files changed, 298 insertions, 6 deletions
diff --git a/tests/ChangeLog b/tests/ChangeLog
index 9808ce73..5cea8369 100644
--- a/tests/ChangeLog
+++ b/tests/ChangeLog
@@ -1,3 +1,13 @@
+2013-08-27 Mark Wielaard <[email protected]>
+
+ * run-addrcfi.sh: New test.
+ * Makefile.am (TESTS): Add run-addrcfi.sh.
+ (EXTRA_DIST): Likewise.
+ * addrcfi.c (op_name): New function.
+ (print_detail): Call and print op_name. Check ops, not result
+ to check if this is "same value" or "undefined".
+ (handle_cfi): Make sure cfa_ops doesn't point to NULL.
+
2013-08-13 Mark Wielaard <[email protected]>
* run-addr2line-i-test.sh: New test.
diff --git a/tests/Makefile.am b/tests/Makefile.am
index 9aa06a6a..c85b7495 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -70,7 +70,7 @@ TESTS = run-arextract.sh run-arsymtest.sh newfile test-nlist \
run-elflint-test.sh run-elflint-self.sh run-ranlib-test.sh \
run-ranlib-test2.sh run-ranlib-test3.sh run-ranlib-test4.sh \
run-addrscopes.sh run-strings-test.sh run-funcscopes.sh \
- run-find-prologues.sh run-allregs.sh \
+ run-find-prologues.sh run-allregs.sh run-addrcfi.sh \
run-nm-self.sh run-readelf-self.sh \
run-readelf-test1.sh run-readelf-test2.sh run-readelf-test3.sh \
run-readelf-test4.sh run-readelf-twofiles.sh \
@@ -128,7 +128,7 @@ EXTRA_DIST = run-arextract.sh run-arsymtest.sh \
run-elflint-self.sh run-ranlib-test.sh run-ranlib-test2.sh \
run-ranlib-test3.sh run-ranlib-test4.sh \
run-addrscopes.sh run-strings-test.sh run-funcscopes.sh \
- run-nm-self.sh run-readelf-self.sh \
+ run-nm-self.sh run-readelf-self.sh run-addrcfi.sh \
run-find-prologues.sh run-allregs.sh run-native-test.sh \
run-addrname-test.sh run-dwfl-bug-offline-rel.sh \
run-dwfl-addr-sect.sh run-early-offscn.sh \
diff --git a/tests/addrcfi.c b/tests/addrcfi.c
index bc8bc32b..7678884b 100644
--- a/tests/addrcfi.c
+++ b/tests/addrcfi.c
@@ -1,5 +1,5 @@
/* Test program for CFI handling.
- Copyright (C) 2009-2010 Red Hat, Inc.
+ Copyright (C) 2009-2010, 2013 Red Hat, Inc.
This file is part of elfutils.
This file is free software; you can redistribute it and/or modify
@@ -28,6 +28,25 @@
#include <error.h>
#include <string.h>
+#include "../libdw/known-dwarf.h"
+
+static const char *
+op_name (unsigned int code)
+{
+ static const char *const known[] =
+ {
+#define ONE_KNOWN_DW_OP_DESC(NAME, CODE, DESC) ONE_KNOWN_DW_OP (NAME, CODE)
+#define ONE_KNOWN_DW_OP(NAME, CODE) [CODE] = #NAME,
+ ALL_KNOWN_DW_OP
+#undef ONE_KNOWN_DW_OP
+#undef ONE_KNOWN_DW_OP_DESC
+ };
+
+ if (likely (code < sizeof (known) / sizeof (known[0])))
+ return known[code];
+
+ return NULL;
+}
static void
print_detail (int result, const Dwarf_Op *ops, size_t nops, Dwarf_Addr bias)
@@ -35,13 +54,13 @@ print_detail (int result, const Dwarf_Op *ops, size_t nops, Dwarf_Addr bias)
if (result < 0)
printf ("indeterminate (%s)\n", dwarf_errmsg (-1));
else if (nops == 0)
- printf ("%s\n", result == 0 ? "same_value" : "undefined");
+ printf ("%s\n", ops == NULL ? "same_value" : "undefined");
else
{
printf ("%s expression:", result == 0 ? "location" : "value");
for (size_t i = 0; i < nops; ++i)
{
- printf (" %#x", ops[i].atom);
+ printf (" %s", op_name(ops[i].atom));
if (ops[i].number2 == 0)
{
if (ops[i].atom == DW_OP_addr)
@@ -116,7 +135,10 @@ handle_cfi (Dwfl *dwfl, const char *which, Dwarf_CFI *cfi,
printf ("\treturn address in reg%u%s\n",
ra_regno, signalp ? " (signal frame)" : "");
- Dwarf_Op *cfa_ops;
+ // Point cfa_ops to dummy to match print_detail expectations.
+ // (nops == 0 && cfa_ops != NULL => "undefined")
+ Dwarf_Op dummy;
+ Dwarf_Op *cfa_ops = &dummy;
size_t cfa_nops;
result = dwarf_frame_cfa (stuff->frame, &cfa_ops, &cfa_nops);
diff --git a/tests/run-addrcfi.sh b/tests/run-addrcfi.sh
new file mode 100755
index 00000000..bf891888
--- /dev/null
+++ b/tests/run-addrcfi.sh
@@ -0,0 +1,260 @@
+#! /bin/sh
+# Copyright (C) 2013
+# 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
+
+# Note some testfiles are also used in run-allregs.sh.
+
+# Shows return address, CFA location expression and register rules
+# from ABI's default CFI program as setup by arch ebl backend hook
+# abi_cfi unless overridden by CIE and FDE program at given address.
+
+# EM_386 (function main 0x080489b8)
+testfiles testfile11
+testrun_compare ${abs_builddir}/addrcfi -e testfile11 0x080489b8 <<\EOF
+.eh_frame has 0x80489b8 => [0x80489b8, 0x80489b9):
+ return address in reg8
+ CFA location expression: bregx(4,4)
+ integer reg0 (%eax): undefined
+ integer reg1 (%ecx): undefined
+ integer reg2 (%edx): undefined
+ integer reg3 (%ebx): same_value
+ integer reg4 (%esp): location expression: call_frame_cfa stack_value
+ integer reg5 (%ebp): same_value
+ integer reg6 (%esi): same_value
+ integer reg7 (%edi): same_value
+ integer reg8 (%eip): location expression: call_frame_cfa plus_uconst(-4)
+ integer reg9 (%eflags): undefined
+ integer reg10 (%trapno): undefined
+ x87 reg11 (%st0): undefined
+ x87 reg12 (%st1): undefined
+ x87 reg13 (%st2): undefined
+ x87 reg14 (%st3): undefined
+ x87 reg15 (%st4): undefined
+ x87 reg16 (%st5): undefined
+ x87 reg17 (%st6): undefined
+ x87 reg18 (%st7): undefined
+ SSE reg21 (%xmm0): undefined
+ SSE reg22 (%xmm1): undefined
+ SSE reg23 (%xmm2): undefined
+ SSE reg24 (%xmm3): undefined
+ SSE reg25 (%xmm4): undefined
+ SSE reg26 (%xmm5): undefined
+ SSE reg27 (%xmm6): undefined
+ SSE reg28 (%xmm7): undefined
+ MMX reg29 (%mm0): undefined
+ MMX reg30 (%mm1): undefined
+ MMX reg31 (%mm2): undefined
+ MMX reg32 (%mm3): undefined
+ MMX reg33 (%mm4): undefined
+ MMX reg34 (%mm5): undefined
+ MMX reg35 (%mm6): undefined
+ MMX reg36 (%mm7): undefined
+ FPU-control reg37 (%fctrl): undefined
+ FPU-control reg38 (%fstat): undefined
+ FPU-control reg39 (%mxcsr): undefined
+ segment reg40 (%es): same_value
+ segment reg41 (%cs): same_value
+ segment reg42 (%ss): same_value
+ segment reg43 (%ds): same_value
+ segment reg44 (%fs): same_value
+ segment reg45 (%gs): same_value
+.debug_frame has 0x80489b8 => [0x80489b8, 0x80489b9):
+ return address in reg8
+ CFA location expression: bregx(4,4)
+ integer reg0 (%eax): undefined
+ integer reg1 (%ecx): undefined
+ integer reg2 (%edx): undefined
+ integer reg3 (%ebx): same_value
+ integer reg4 (%esp): location expression: call_frame_cfa stack_value
+ integer reg5 (%ebp): same_value
+ integer reg6 (%esi): same_value
+ integer reg7 (%edi): same_value
+ integer reg8 (%eip): location expression: call_frame_cfa plus_uconst(-4)
+ integer reg9 (%eflags): undefined
+ integer reg10 (%trapno): undefined
+ x87 reg11 (%st0): undefined
+ x87 reg12 (%st1): undefined
+ x87 reg13 (%st2): undefined
+ x87 reg14 (%st3): undefined
+ x87 reg15 (%st4): undefined
+ x87 reg16 (%st5): undefined
+ x87 reg17 (%st6): undefined
+ x87 reg18 (%st7): undefined
+ SSE reg21 (%xmm0): undefined
+ SSE reg22 (%xmm1): undefined
+ SSE reg23 (%xmm2): undefined
+ SSE reg24 (%xmm3): undefined
+ SSE reg25 (%xmm4): undefined
+ SSE reg26 (%xmm5): undefined
+ SSE reg27 (%xmm6): undefined
+ SSE reg28 (%xmm7): undefined
+ MMX reg29 (%mm0): undefined
+ MMX reg30 (%mm1): undefined
+ MMX reg31 (%mm2): undefined
+ MMX reg32 (%mm3): undefined
+ MMX reg33 (%mm4): undefined
+ MMX reg34 (%mm5): undefined
+ MMX reg35 (%mm6): undefined
+ MMX reg36 (%mm7): undefined
+ FPU-control reg37 (%fctrl): undefined
+ FPU-control reg38 (%fstat): undefined
+ FPU-control reg39 (%mxcsr): undefined
+ segment reg40 (%es): same_value
+ segment reg41 (%cs): same_value
+ segment reg42 (%ss): same_value
+ segment reg43 (%ds): same_value
+ segment reg44 (%fs): same_value
+ segment reg45 (%gs): same_value
+EOF
+
+# EM_X86_64 (function foo 0x00000000000009d0)
+testfiles testfile12
+testrun_compare ${abs_builddir}/addrcfi -e testfile12 0x00000000000009d0 <<\EOF
+.eh_frame has 0x9d0 => [0x9d0, 0x9d1):
+ return address in reg16
+ CFA location expression: bregx(7,8)
+ integer reg0 (%rax): same_value
+ integer reg1 (%rdx): undefined
+ integer reg2 (%rcx): undefined
+ integer reg3 (%rbx): undefined
+ integer reg4 (%rsi): undefined
+ integer reg5 (%rdi): undefined
+ integer reg6 (%rbp): same_value
+ integer reg7 (%rsp): location expression: call_frame_cfa stack_value
+ integer reg8 (%r8): undefined
+ integer reg9 (%r9): undefined
+ integer reg10 (%r10): undefined
+ integer reg11 (%r11): undefined
+ integer reg12 (%r12): same_value
+ integer reg13 (%r13): same_value
+ integer reg14 (%r14): same_value
+ integer reg15 (%r15): same_value
+ integer reg16 (%rip): location expression: call_frame_cfa plus_uconst(-8)
+ SSE reg17 (%xmm0): undefined
+ SSE reg18 (%xmm1): undefined
+ SSE reg19 (%xmm2): undefined
+ SSE reg20 (%xmm3): undefined
+ SSE reg21 (%xmm4): undefined
+ SSE reg22 (%xmm5): undefined
+ SSE reg23 (%xmm6): undefined
+ SSE reg24 (%xmm7): undefined
+ SSE reg25 (%xmm8): undefined
+ SSE reg26 (%xmm9): undefined
+ SSE reg27 (%xmm10): undefined
+ SSE reg28 (%xmm11): undefined
+ SSE reg29 (%xmm12): undefined
+ SSE reg30 (%xmm13): undefined
+ SSE reg31 (%xmm14): undefined
+ SSE reg32 (%xmm15): undefined
+ x87 reg33 (%st0): undefined
+ x87 reg34 (%st1): undefined
+ x87 reg35 (%st2): undefined
+ x87 reg36 (%st3): undefined
+ x87 reg37 (%st4): undefined
+ x87 reg38 (%st5): undefined
+ x87 reg39 (%st6): undefined
+ x87 reg40 (%st7): undefined
+ MMX reg41 (%mm0): undefined
+ MMX reg42 (%mm1): undefined
+ MMX reg43 (%mm2): undefined
+ MMX reg44 (%mm3): undefined
+ MMX reg45 (%mm4): undefined
+ MMX reg46 (%mm5): undefined
+ MMX reg47 (%mm6): undefined
+ MMX reg48 (%mm7): undefined
+ integer reg49 (%rflags): undefined
+ segment reg50 (%es): undefined
+ segment reg51 (%cs): undefined
+ segment reg52 (%ss): undefined
+ segment reg53 (%ds): undefined
+ segment reg54 (%fs): undefined
+ segment reg55 (%gs): undefined
+ segment reg58 (%fs.base): undefined
+ segment reg59 (%gs.base): undefined
+ control reg62 (%tr): undefined
+ control reg63 (%ldtr): undefined
+ control reg64 (%mxcsr): undefined
+ control reg65 (%fcw): undefined
+ control reg66 (%fsw): undefined
+.debug_frame has 0x9d0 => [0x9d0, 0x9d1):
+ return address in reg16
+ CFA location expression: bregx(7,8)
+ integer reg0 (%rax): same_value
+ integer reg1 (%rdx): undefined
+ integer reg2 (%rcx): undefined
+ integer reg3 (%rbx): undefined
+ integer reg4 (%rsi): undefined
+ integer reg5 (%rdi): undefined
+ integer reg6 (%rbp): same_value
+ integer reg7 (%rsp): location expression: call_frame_cfa stack_value
+ integer reg8 (%r8): undefined
+ integer reg9 (%r9): undefined
+ integer reg10 (%r10): undefined
+ integer reg11 (%r11): undefined
+ integer reg12 (%r12): same_value
+ integer reg13 (%r13): same_value
+ integer reg14 (%r14): same_value
+ integer reg15 (%r15): same_value
+ integer reg16 (%rip): location expression: call_frame_cfa plus_uconst(-8)
+ SSE reg17 (%xmm0): undefined
+ SSE reg18 (%xmm1): undefined
+ SSE reg19 (%xmm2): undefined
+ SSE reg20 (%xmm3): undefined
+ SSE reg21 (%xmm4): undefined
+ SSE reg22 (%xmm5): undefined
+ SSE reg23 (%xmm6): undefined
+ SSE reg24 (%xmm7): undefined
+ SSE reg25 (%xmm8): undefined
+ SSE reg26 (%xmm9): undefined
+ SSE reg27 (%xmm10): undefined
+ SSE reg28 (%xmm11): undefined
+ SSE reg29 (%xmm12): undefined
+ SSE reg30 (%xmm13): undefined
+ SSE reg31 (%xmm14): undefined
+ SSE reg32 (%xmm15): undefined
+ x87 reg33 (%st0): undefined
+ x87 reg34 (%st1): undefined
+ x87 reg35 (%st2): undefined
+ x87 reg36 (%st3): undefined
+ x87 reg37 (%st4): undefined
+ x87 reg38 (%st5): undefined
+ x87 reg39 (%st6): undefined
+ x87 reg40 (%st7): undefined
+ MMX reg41 (%mm0): undefined
+ MMX reg42 (%mm1): undefined
+ MMX reg43 (%mm2): undefined
+ MMX reg44 (%mm3): undefined
+ MMX reg45 (%mm4): undefined
+ MMX reg46 (%mm5): undefined
+ MMX reg47 (%mm6): undefined
+ MMX reg48 (%mm7): undefined
+ integer reg49 (%rflags): undefined
+ segment reg50 (%es): undefined
+ segment reg51 (%cs): undefined
+ segment reg52 (%ss): undefined
+ segment reg53 (%ds): undefined
+ segment reg54 (%fs): undefined
+ segment reg55 (%gs): undefined
+ segment reg58 (%fs.base): undefined
+ segment reg59 (%gs.base): undefined
+ control reg62 (%tr): undefined
+ control reg63 (%ldtr): undefined
+ control reg64 (%mxcsr): undefined
+ control reg65 (%fcw): undefined
+ control reg66 (%fsw): undefined
+EOF
generated by cgit v1.2.3 (git 2.25.1) at 2025-12-20 06:33:15 +0000