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Nowadays, memory error in rx disassembly is not handled, so if I start a fresh GDB, and disassemble, (gdb) set architecture rx The target architecture is assumed to be rx (gdb) disassemble 0x0,+4 Dump of assembler code from 0x0 to 0x4: 0x00000000: brk 0x00000001: brk 0x00000002: brk 0x00000003: brk the output is wrong. This patch adds code to call dis->memory_error_func on memory error, and longjmp to print_insn_rx. With this patch applied, (gdb) set architecture rx The target architecture is assumed to be rx (gdb) disassemble 0,+4 Dump of assembler code from 0x0 to 0x4: 0x00000000: Cannot access memory at address 0x0 opcodes: 2016-12-12 Yao Qi <yao.qi@linaro.org> * rx-dis.c: Include <setjmp.h> (struct private): New. (rx_get_byte): Check return value of read_memory_func, and call memory_error_func and OPCODES_SIGLONGJMP on error. (print_insn_rx): Call OPCODES_SIGSETJMP.
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README for GNU development tools This directory contains various GNU compilers, assemblers, linkers, debuggers, etc., plus their support routines, definitions, and documentation. If you are receiving this as part of a GDB release, see the file gdb/README. If with a binutils release, see binutils/README; if with a libg++ release, see libg++/README, etc. That'll give you info about this package -- supported targets, how to use it, how to report bugs, etc. It is now possible to automatically configure and build a variety of tools with one command. To build all of the tools contained herein, run the ``configure'' script here, e.g.: ./configure make To install them (by default in /usr/local/bin, /usr/local/lib, etc), then do: make install (If the configure script can't determine your type of computer, give it the name as an argument, for instance ``./configure sun4''. You can use the script ``config.sub'' to test whether a name is recognized; if it is, config.sub translates it to a triplet specifying CPU, vendor, and OS.) If you have more than one compiler on your system, it is often best to explicitly set CC in the environment before running configure, and to also set CC when running make. For example (assuming sh/bash/ksh): CC=gcc ./configure make A similar example using csh: setenv CC gcc ./configure make Much of the code and documentation enclosed is copyright by the Free Software Foundation, Inc. See the file COPYING or COPYING.LIB in the various directories, for a description of the GNU General Public License terms under which you can copy the files. REPORTING BUGS: Again, see gdb/README, binutils/README, etc., for info on where and how to report problems.
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