x86: consistently convert to byte registers for TEST w/ imm optimization

[deliverable/binutils-gdb.git] / gdb / linux-tdep.h

diff --git a/gdb/linux-tdep.h b/gdb/linux-tdep.h
index 9beb6f6427e0e3bef9e5ed9e044402d26a7c3074..91c28738f52d3be8b69ec42508521ad27532991f 100644 (file)
--- a/gdb/linux-tdep.h
+++ b/gdb/linux-tdep.h
@@ -1,6 +1,6 @@
 /* Target-dependent code for GNU/Linux, architecture independent.
 
-   Copyright (C) 2009-2015 Free Software Foundation, Inc.
+   Copyright (C) 2009-2020 Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -24,6 +24,23 @@
 
 struct regcache;
 
+/* Enum used to define the extra fields of the siginfo type used by an
+   architecture.  */
+enum linux_siginfo_extra_field_values
+{
+  /* Add bound fields into the segmentation fault field.  */
+  LINUX_SIGINFO_FIELD_ADDR_BND = 1
+};
+
+/* Defines a type for the values defined in linux_siginfo_extra_field_values.  */
+DEF_ENUM_FLAGS_TYPE (enum linux_siginfo_extra_field_values,
+                    linux_siginfo_extra_fields);
+
+/* This function is suitable for architectures that
+   extend/override the standard siginfo in a specific way.  */
+struct type *linux_get_siginfo_type_with_fields (struct gdbarch *gdbarch,
+                                                linux_siginfo_extra_fields);
+
 typedef char *(*linux_collect_thread_registers_ftype) (const struct regcache *,
                                                       ptid_t,
                                                       bfd *, char *, int *,
@@ -44,4 +61,12 @@ extern void linux_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch);
 
 extern int linux_is_uclinux (void);
 
+/* Fetch the AT_HWCAP entry from the auxv vector for the given TARGET.  On
+   error, 0 is returned.  */
+extern CORE_ADDR linux_get_hwcap (struct target_ops *target);
+
+/* Fetch the AT_HWCAP2 entry from the auxv vector for the given TARGET.  On
+   error, 0 is returned.  */
+extern CORE_ADDR linux_get_hwcap2 (struct target_ops *target);
+
 #endif /* linux-tdep.h */