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authorRichard Earnshaw <richard.earnshaw@arm.com>2002-02-23 17:07:57 +0000
committerRichard Earnshaw <richard.earnshaw@arm.com>2002-02-23 17:07:57 +0000
commit19d3fc80c110dc6dd4d962e8ac90bf1d8487d66b (patch)
tree0c1efaa12af87003b3cd39a4703ff317b7415f5c
parent3ab136500f06eb436f585ebb6ed640d17d27ab47 (diff)
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* arm-linux-tdep.c (arm_linux_extract_return_value): Make static.
(arm_linux_push_arguments): Likewise. (arm_linux_init_abi): Register them. Also register linux-specific call_dummy_words. (find_minsym_and_objfile): Use strcmp, not STREQ. * config/arm/tm-linux.h (CALL_DUMMY_WORDS): Delete. (arm_linux_call_dummy_words): Delete declaration. (EXTRACT_RETURN_VALUE, PUSH_ARGUMENTS): Delete. (arm_linux_extract_return_value, arm_linux_push_arguments): Delete declarations. (LOWEST_PC): Delete.
-rw-r--r--gdb/ChangeLog16
-rw-r--r--gdb/arm-linux-tdep.c19
-rw-r--r--gdb/config/arm/tm-linux.h40
3 files changed, 30 insertions, 45 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 557bbfb..ac001a8 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,9 +1,23 @@
+2002-02-23 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm-linux-tdep.c (arm_linux_extract_return_value): Make static.
+ (arm_linux_push_arguments): Likewise.
+ (arm_linux_init_abi): Register them. Also register linux-specific
+ call_dummy_words.
+ (find_minsym_and_objfile): Use strcmp, not STREQ.
+ * config/arm/tm-linux.h (CALL_DUMMY_WORDS): Delete.
+ (arm_linux_call_dummy_words): Delete declaration.
+ (EXTRACT_RETURN_VALUE, PUSH_ARGUMENTS): Delete.
+ (arm_linux_extract_return_value, arm_linux_push_arguments): Delete
+ declarations.
+ (LOWEST_PC): Delete.
+
2002-02-23 Peter Schauer <pes@regent.e-technik.tu-muenchen.de>
* maint.c (print_section_info): Do not prepend `0x' to filepos
output, it will be handled by local_hex_string_custom.
-2002-02-23 Richard Earnshaw <rearnsha"arm.com>
+2002-02-23 Richard Earnshaw <rearnsha@arm.com>
* arm-linux-nat.c (store_newfpe_single): Use regcache_collect.
(store_newfpe_double, store_newfpe_extended, store_fpregister)
diff --git a/gdb/arm-linux-tdep.c b/gdb/arm-linux-tdep.c
index 145adbd..30a698e 100644
--- a/gdb/arm-linux-tdep.c
+++ b/gdb/arm-linux-tdep.c
@@ -66,8 +66,11 @@ LONGEST arm_linux_call_dummy_words[] =
/* Extract from an array REGBUF containing the (raw) register state
a function return value of type TYPE, and copy that, in virtual format,
into VALBUF. */
-
-void
+/* FIXME rearnsha/2002-02-23: This function shouldn't be necessary.
+ The ARM generic one should be able to handle the model used by
+ linux and the low-level formatting of the registers should be
+ hidden behind the regcache abstraction. */
+static void
arm_linux_extract_return_value (struct type *type,
char regbuf[REGISTER_BYTES],
char *valbuf)
@@ -101,7 +104,7 @@ arm_linux_extract_return_value (struct type *type,
#define MAKE_THUMB_ADDR(addr) ((addr) | 1)
#define UNMAKE_THUMB_ADDR(addr) ((addr) & ~1)
-CORE_ADDR
+static CORE_ADDR
arm_linux_push_arguments (int nargs, struct value **args, CORE_ADDR sp,
int struct_return, CORE_ADDR struct_addr)
{
@@ -360,7 +363,7 @@ find_minsym_and_objfile (char *name, struct objfile **objfile_p)
ALL_OBJFILE_MSYMBOLS (objfile, msym)
{
if (SYMBOL_NAME (msym)
- && STREQ (SYMBOL_NAME (msym), name))
+ && strcmp (SYMBOL_NAME (msym), name) == 0)
{
*objfile_p = objfile;
return msym;
@@ -523,6 +526,14 @@ arm_linux_init_abi (struct gdbarch_info info,
tdep->jb_pc = JB_PC;
tdep->jb_elt_size = JB_ELEMENT_SIZE;
+
+ set_gdbarch_call_dummy_words (gdbarch, arm_linux_call_dummy_words);
+ set_gdbarch_sizeof_call_dummy_words (gdbarch,
+ sizeof (arm_linux_call_dummy_words));
+
+ /* The following two overrides shouldn't be needed. */
+ set_gdbarch_extract_return_value (gdbarch, arm_linux_extract_return_value);
+ set_gdbarch_push_arguments (gdbarch, arm_linux_push_arguments);
}
void
diff --git a/gdb/config/arm/tm-linux.h b/gdb/config/arm/tm-linux.h
index 9b73816..f51756e 100644
--- a/gdb/config/arm/tm-linux.h
+++ b/gdb/config/arm/tm-linux.h
@@ -34,46 +34,6 @@
extern struct link_map_offsets *arm_linux_svr4_fetch_link_map_offsets (void);
#define SVR4_FETCH_LINK_MAP_OFFSETS() arm_linux_svr4_fetch_link_map_offsets ()
-#undef CALL_DUMMY_WORDS
-#define CALL_DUMMY_WORDS arm_linux_call_dummy_words
-extern LONGEST arm_linux_call_dummy_words[];
-
-/* Extract from an array REGBUF containing the (raw) register state
- a function return value of type TYPE, and copy that, in virtual format,
- into VALBUF. */
-struct type;
-struct value;
-extern void arm_linux_extract_return_value (struct type *, char[], char *);
-#undef EXTRACT_RETURN_VALUE
-#define EXTRACT_RETURN_VALUE(TYPE,REGBUF,VALBUF) \
- arm_linux_extract_return_value ((TYPE), (REGBUF), (VALBUF))
-
-/* Things needed for making the inferior call functions.
-
- FIXME: This and arm_push_arguments should be merged. However this
- function breaks on a little endian host, big endian target
- using the COFF file format. ELF is ok.
-
- ScottB. */
-
-#undef PUSH_ARGUMENTS
-#define PUSH_ARGUMENTS(nargs, args, sp, struct_return, struct_addr) \
- sp = arm_linux_push_arguments ((nargs), (args), (sp), (struct_return), \
- (struct_addr))
-extern CORE_ADDR arm_linux_push_arguments (int, struct value **, CORE_ADDR,
- int, CORE_ADDR);
-
-/* The first page is not writeable in ARM GNU/Linux. */
-#undef LOWEST_PC
-#define LOWEST_PC 0x8000
-
-/* Define NO_SINGLE_STEP if ptrace(PT_STEP,...) fails to function
- correctly on ARM Linux kernel. This is the case on 2.0.x kernels,
- 2.1.x kernels and some 2.2.x kernels. This will include the
- implementation of single_step() in armlinux-tdep.c. See
- armlinux-ss.c for more details. */
-/* #define NO_SINGLE_STEP 1 */
-
/* Offset to saved PC in sigcontext structure, from <asm/sigcontext.h> */
#define SIGCONTEXT_PC_OFFSET (sizeof(unsigned long) * 18)