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-rw-r--r--gdb/regcache.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/gdb/regcache.c b/gdb/regcache.c
index 91204b8e9a4..e775e4d8c24 100644
--- a/gdb/regcache.c
+++ b/gdb/regcache.c
@@ -30,6 +30,7 @@
#include "gdb_assert.h"
#include "gdb_string.h"
#include "gdbcmd.h" /* For maintenanceprintlist. */
+#include "observer.h"
/*
* DATA STRUCTURE
@@ -566,6 +567,14 @@ real_register (int regnum)
return regnum >= 0 && regnum < NUM_REGS;
}
+/* Observer for the target_changed event. */
+
+void
+regcache_observer_target_changed (struct target_ops *target)
+{
+ registers_changed ();
+}
+
/* Low level examining and depositing of registers.
The caller is responsible for making sure that the inferior is
@@ -1697,6 +1706,8 @@ _initialize_regcache (void)
DEPRECATED_REGISTER_GDBARCH_SWAP (deprecated_register_valid);
deprecated_register_gdbarch_swap (NULL, 0, build_regcache);
+ observer_attach_target_changed (regcache_observer_target_changed);
+
add_com ("flushregs", class_maintenance, reg_flush_command,
"Force gdb to flush its register cache (maintainer command)");