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1304f47d02
There is an assertion error "gdb_assert (n < tdesc->reg_defs.size ())" in find_register_by_number() when gdb connects to gdbserver, this is because the value of LOONGARCH_LINUX_NUM_GREGSET (45, which contains 10 reserved regs) is different with the number of regs (35, which not contains 10 reserved regs) in file gdb/features/loongarch/base64.xml. Add a new macro LOONGARCH_USED_NUM_GREGSET which is defined as 35 to keep consistent with the gdb/features/loongarch/base64.xml, and then define LOONGARCH_FIRST_FP_REGNUM as LOONGARCH_USED_NUM_GREGSET so that all the reg numbers in regcache are consistent with tdesc reg numbers. without this patch: Execute on the target machine: $ gdbserver 192.168.1.123:5678 ./test Execute on the host machine: $ gdb ./test (gdb) target remote 192.168.1.123:5678 Output on the target machine: Process ./test created; pid = 67683 Listening on port 5678 Remote debugging from host 192.168.1.136, port 6789 gdbserver/regcache.cc:205: A problem internal to GDBserver has been detected. find_register_by_number: Assertion 'n < tdesc->reg_defs.size ()' failed. Output on the host machine: Remote debugging using 192.168.1.123:5678 Remote connection closed Signed-off-by: Hui Li <lihui@loongson.cn> Approved-By: John Baldwin <jhb@FreeBSD.org> Signed-off-by: Tiezhu Yang <yangtiezhu@loongson.cn> |
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aarch32.c | ||
aarch32.h | ||
aarch64-insn.c | ||
aarch64-insn.h | ||
aarch64-mte-linux.c | ||
aarch64-mte-linux.h | ||
aarch64-scalable-linux.c | ||
aarch64-scalable-linux.h | ||
aarch64.c | ||
aarch64.h | ||
amd64.c | ||
amd64.h | ||
arc.c | ||
arc.h | ||
arm-get-next-pcs.c | ||
arm-get-next-pcs.h | ||
arm-linux.c | ||
arm-linux.h | ||
arm.c | ||
arm.h | ||
csky.c | ||
csky.h | ||
i386.c | ||
i386.h | ||
loongarch.c | ||
loongarch.h | ||
ppc-linux-common.c | ||
ppc-linux-common.h | ||
ppc-linux-tdesc.h | ||
riscv.c | ||
riscv.h | ||
tic6x.c | ||
tic6x.h | ||
xtensa.h |