diff options
Diffstat (limited to 'gdb/NEWS')
| -rw-r--r-- | gdb/NEWS | 23 |
1 files changed, 23 insertions, 0 deletions
@@ -56,6 +56,9 @@ maintenance check psymtabs maintenance check symtabs Renamed from maintenance check-symtabs +maintenance canonicalize + Show the canonical form of a C++ name. + set riscv numeric-register-names on|off show riscv numeric-register-names Controls whether GDB refers to risc-v registers by their numeric names @@ -74,6 +77,26 @@ info sharedlibrary command are now for the full memory range allocated to the shared library. +* GDB-internal Thread Local Storage (TLS) support + + ** Linux targets for the x86_64, aarch64, ppc64, s390x, and riscv + architectures now have GDB-internal support for TLS address + lookup in addition to that traditionally provided by the + libthread_db library. This internal support works for programs + linked against either the GLIBC or MUSL C libraries. For + programs linked against MUSL, this new internal support provides + new debug functionality, allowing access to TLS variables, due to + the fact that MUSL does not implement the libthread_db library. + Internal TLS support is also useful in cross-debugging + situations, debugging statically linked binaries, and debugging + programs linked against GLIBC 2.33 and earlier, but which are not + linked against libpthread. + + ** The command 'maint set force-internal-tls-address-lookup on' may + be used to force the internal TLS lookup mechanisms to be used. + Otherwise, TLS lookup via libthread_db will still be preferred, + when available. + * Python API ** New class gdb.Color for dealing with colors. |