diff options
Diffstat (limited to 'gdb/gdbserver/linux-s390-low.c')
| -rw-r--r-- | gdb/gdbserver/linux-s390-low.c | 25 |
1 files changed, 21 insertions, 4 deletions
diff --git a/gdb/gdbserver/linux-s390-low.c b/gdb/gdbserver/linux-s390-low.c index 18d6370..a2df037 100644 --- a/gdb/gdbserver/linux-s390-low.c +++ b/gdb/gdbserver/linux-s390-low.c @@ -64,6 +64,10 @@ extern const struct target_desc *tdesc_s390_linux64v1; void init_registers_s390_linux64v2 (void); extern const struct target_desc *tdesc_s390_linux64v2; +/* Defined in auto-generated file s390-te-linux64.c. */ +void init_registers_s390_te_linux64 (void); +extern const struct target_desc *tdesc_s390_te_linux64; + /* Defined in auto-generated file s390x-linux64.c. */ void init_registers_s390x_linux64 (void); extern const struct target_desc *tdesc_s390x_linux64; @@ -76,6 +80,10 @@ extern const struct target_desc *tdesc_s390x_linux64v1; void init_registers_s390x_linux64v2 (void); extern const struct target_desc *tdesc_s390x_linux64v2; +/* Defined in auto-generated file s390x-te-linux64.c. */ +void init_registers_s390x_te_linux64 (void); +extern const struct target_desc *tdesc_s390x_te_linux64; + #define s390_num_regs 52 static int s390_regmap[] = { @@ -391,10 +399,10 @@ s390_check_regset (int pid, int regset, int regsize) iov.iov_base = buf; iov.iov_len = regsize; - if (ptrace (PTRACE_GETREGSET, pid, (long) regset, (long) &iov) < 0) - return 0; - else + if (ptrace (PTRACE_GETREGSET, pid, (long) regset, (long) &iov) >= 0 + || errno == ENODATA) return 1; + return 0; } #ifdef __s390x__ @@ -415,6 +423,7 @@ s390_arch_setup (void) = s390_check_regset (pid, NT_S390_LAST_BREAK, 8); int have_regset_system_call = s390_check_regset (pid, NT_S390_SYSTEM_CALL, 4); + int have_regset_tdb = s390_check_regset (pid, NT_S390_TDB, 256); /* Update target_regsets according to available register sets. */ for (regset = s390_regsets; regset->fill_function != NULL; regset++) @@ -427,6 +436,8 @@ s390_arch_setup (void) case NT_S390_SYSTEM_CALL: regset->size = have_regset_system_call? 4 : 0; break; + case NT_S390_TDB: + regset->size = have_regset_tdb ? 256 : 0; default: break; } @@ -451,6 +462,8 @@ s390_arch_setup (void) if (pswm & 1) { + if (have_regset_tdb) + tdesc = tdesc_s390x_te_linux64; if (have_regset_system_call) tdesc = tdesc_s390x_linux64v2; else if (have_regset_last_break) @@ -465,7 +478,9 @@ s390_arch_setup (void) { have_hwcap_s390_high_gprs = 1; - if (have_regset_system_call) + if (have_regset_tdb) + tdesc = tdesc_s390_te_linux64; + else if (have_regset_system_call) tdesc = tdesc_s390_linux64v2; else if (have_regset_last_break) tdesc = tdesc_s390_linux64v1; @@ -575,9 +590,11 @@ initialize_low_arch (void) init_registers_s390_linux64 (); init_registers_s390_linux64v1 (); init_registers_s390_linux64v2 (); + init_registers_s390_te_linux64 (); init_registers_s390x_linux64 (); init_registers_s390x_linux64v1 (); init_registers_s390x_linux64v2 (); + init_registers_s390x_te_linux64 (); initialize_regsets_info (&s390_regsets_info); #ifdef __s390x__ |