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-rw-r--r--gdb/ChangeLog10
-rw-r--r--gdb/arch-utils.c25
-rw-r--r--gdb/config/arm/tm-arm.h7
-rw-r--r--gdb/config/mcore/tm-mcore.h3
-rw-r--r--gdb/doc/ChangeLog5
-rw-r--r--gdb/doc/gdbint.texinfo6
6 files changed, 33 insertions, 23 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index de8d50b..2a950c9 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,5 +1,15 @@
2002-01-28 Andrew Cagney <ac131313@redhat.com>
+ * arch-utils.c (TARGET_BYTE_ORDER_DEFAULT): Delete macro.
+ (target_byte_order): Initialize to BFD_ENDIAN_BIG.
+ (initialize_current_architecture): Update target_byte_order using
+ information from BFD.
+ * config/powerpc/tm-ppcle-eabi.h (TARGET_BYTE_ORDER_DEFAULT):
+ * config/mcore/tm-mcore.h (TARGET_BYTE_ORDER_DEFAULT):
+ * config/arm/tm-arm.h (TARGET_BYTE_ORDER_DEFAULT): Delete.
+
+2002-01-28 Andrew Cagney <ac131313@redhat.com>
+
* config/vax/tm-vax.h (INVALID_FLOAT): Move macro from here...
* vax-tdep.c (INVALID_FLOAT): To here. Document why it is broken.
diff --git a/gdb/arch-utils.c b/gdb/arch-utils.c
index ea95cde..e6cda54 100644
--- a/gdb/arch-utils.c
+++ b/gdb/arch-utils.c
@@ -399,13 +399,14 @@ generic_register_virtual_size (int regnum)
/* Functions to manipulate the endianness of the target. */
-#ifndef TARGET_BYTE_ORDER_DEFAULT
-#define TARGET_BYTE_ORDER_DEFAULT BFD_ENDIAN_BIG /* arbitrary */
-#endif
/* ``target_byte_order'' is only used when non- multi-arch.
- Multi-arch targets obtain the current byte order using
- TARGET_BYTE_ORDER which is controlled by gdbarch.*. */
-int target_byte_order = TARGET_BYTE_ORDER_DEFAULT;
+ Multi-arch targets obtain the current byte order using the
+ TARGET_BYTE_ORDER gdbarch method.
+
+ The choice of initial value is entirely arbitrary. During startup,
+ the function initialize_current_architecture() updates this value
+ based on default byte-order information extracted from BFD. */
+int target_byte_order = BFD_ENDIAN_BIG;
int target_byte_order_auto = 1;
static const char endian_big[] = "big";
@@ -725,9 +726,7 @@ initialize_current_architecture (void)
"initialize_current_architecture: Arch not found");
}
- /* take several guesses at a byte order. */
- /* NB: can't use TARGET_BYTE_ORDER_DEFAULT as its definition is
- forced above. */
+ /* Take several guesses at a byte order. */
if (info.byte_order == BFD_ENDIAN_UNKNOWN
&& default_bfd_vec != NULL)
{
@@ -769,7 +768,13 @@ initialize_current_architecture (void)
}
}
else
- initialize_non_multiarch ();
+ {
+ /* If the multi-arch logic comes up with a byte-order (from BFD)
+ use it for the non-multi-arch case. */
+ if (info.byte_order != BFD_ENDIAN_UNKNOWN)
+ target_byte_order = info.byte_order;
+ initialize_non_multiarch ();
+ }
/* Create the ``set architecture'' command appending ``auto'' to the
list of architectures. */
diff --git a/gdb/config/arm/tm-arm.h b/gdb/config/arm/tm-arm.h
index 6bd95ad..7316f92 100644
--- a/gdb/config/arm/tm-arm.h
+++ b/gdb/config/arm/tm-arm.h
@@ -29,10 +29,6 @@
struct type;
struct value;
-/* Target byte order on ARM defaults to selectable, and defaults to
- little endian. */
-#define TARGET_BYTE_ORDER_DEFAULT BFD_ENDIAN_LITTLE
-
/* IEEE format floating point. */
#define TARGET_DOUBLE_FORMAT (target_byte_order == BFD_ENDIAN_BIG \
? &floatformat_ieee_double_big \
@@ -169,6 +165,9 @@ extern void arm_float_info (void);
#define NUM_GREGS 16 /* Number of general purpose registers. */
#define NUM_REGS (NUM_GREGS + NUM_FREGS + NUM_SREGS)
+/* An array of names of registers. */
+extern char **arm_register_names;
+
#define REGISTER_NAME(i) arm_register_name(i)
char *arm_register_name (int);
diff --git a/gdb/config/mcore/tm-mcore.h b/gdb/config/mcore/tm-mcore.h
index 80e438e..7ce6373 100644
--- a/gdb/config/mcore/tm-mcore.h
+++ b/gdb/config/mcore/tm-mcore.h
@@ -20,9 +20,6 @@
#include "regcache.h"
-/* The mcore is little endian (by default) */
-#define TARGET_BYTE_ORDER_DEFAULT BFD_ENDIAN_LITTLE
-
/* All registers are 32 bits */
#define REGISTER_SIZE 4
#define MAX_REGISTER_RAW_SIZE 4
diff --git a/gdb/doc/ChangeLog b/gdb/doc/ChangeLog
index 1b86ea6..9ca6ef1 100644
--- a/gdb/doc/ChangeLog
+++ b/gdb/doc/ChangeLog
@@ -1,3 +1,8 @@
+2002-01-28 Andrew Cagney <ac131313@redhat.com>
+
+ * gdbint.texinfo (Target Architecture Definition): Delete
+ description of TARGET_BYTE_ORDER_DEFAULT.
+
2002-01-27 Eli Zaretskii <eliz@is.elta.co.il>
* gdb.texinfo: Fix typos and markup. From Dmitry Sivachenko
diff --git a/gdb/doc/gdbint.texinfo b/gdb/doc/gdbint.texinfo
index a79ce97..85536c3 100644
--- a/gdb/doc/gdbint.texinfo
+++ b/gdb/doc/gdbint.texinfo
@@ -3471,12 +3471,6 @@ where @var{valbuf} is the address of the value to be stored.
The default value of the ``symbol-reloading'' variable. (Never defined in
current sources.)
-@item TARGET_BYTE_ORDER_DEFAULT
-@findex TARGET_BYTE_ORDER_DEFAULT
-The ordering of bytes in the target. This must be either
-@code{BFD_ENDIAN_BIG} or @code{BFD_ENDIAN_LITTLE}. This macro replaces
-@code{TARGET_BYTE_ORDER} which is deprecated.
-
@item TARGET_CHAR_BIT
@findex TARGET_CHAR_BIT
Number of bits in a char; defaults to 8.