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* config/mips/tm-mips.h (enum mips_fpu_type): New enum.

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(mips_fpu): Change type to enum mips_fpu_type.
	(FIX_CALL_DUMMY): Handle mips_fpu == MIPS_FPU_SINGLE.
	* mips-tdep.c (mips_fpu): Change type to enum mips_fpu_type.
	Don't initialize.
	(mips_fpu_string): New static variable.
	(mips_push_dummy_frame): Handle mips_fpu == MIPS_FPU_SINGLE.
	(mips_pop_frame): Likewise.
	(mips_extract_return_value): Likewise.
	(mips_store_return_value): Likewise.
	(mips_set_fpu_command): New static function.
	(mips_show_fpu_command): New static function.
	(_initialize_mips_tdep): Change handling of set/show mipsfpu.
This commit is contained in:
Ian Lance Taylor 1995-01-17 19:08:31 +00:00
parent 5ad32be23c
commit daa4c5f8a1
2 changed files with 41 additions and 4 deletions
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16
gdb/ChangeLog
View file

@ -1,3 +1,19 @@
Tue Jan 17 14:00:58 1995 Ian Lance Taylor <ian@sanguine.cygnus.com>
* config/mips/tm-mips.h (enum mips_fpu_type): New enum.
(mips_fpu): Change type to enum mips_fpu_type.
(FIX_CALL_DUMMY): Handle mips_fpu == MIPS_FPU_SINGLE.
* mips-tdep.c (mips_fpu): Change type to enum mips_fpu_type.
Don't initialize.
(mips_fpu_string): New static variable.
(mips_push_dummy_frame): Handle mips_fpu == MIPS_FPU_SINGLE.
(mips_pop_frame): Likewise.
(mips_extract_return_value): Likewise.
(mips_store_return_value): Likewise.
(mips_set_fpu_command): New static function.
(mips_show_fpu_command): New static function.
(_initialize_mips_tdep): Change handling of set/show mipsfpu.
Tue Jan 17 09:48:38 1995 Jim Kingdon <kingdon@lioth.cygnus.com>
* a29k-tdep.c (gdb_print_insn_a29k): Fix typo (&info -> info).

29
gdb/config/mips/tm-mips.h
View file

@ -35,9 +35,18 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
#define IEEE_FLOAT
/* Some MIPS boards are provided both with and without a floating
point coprocessor; we provide a user settable variable to tell gdb
whether there is one or not. */
extern int mips_fpu;
point coprocessor. The MIPS R4650 chip has only single precision
floating point. We provide a user settable variable to tell gdb
what type of floating point to use. */
enum mips_fpu_type
{
MIPS_FPU_DOUBLE, /* Full double precision floating point. */
MIPS_FPU_SINGLE, /* Single precision floating point (R4650). */
MIPS_FPU_NONE /* No floating point. */
};
extern enum mips_fpu_type mips_fpu;
/* The name of the usual type of MIPS processor that is in the target
system. */
@ -370,7 +379,7 @@ extern int in_sigtramp PARAMS ((CORE_ADDR, char *));
(dummyname + 12 * 4, 4, \
(extract_unsigned_integer (dummyname + 12 * 4, 4) \
| ((fun) & 0xffff))); \
if (! mips_fpu) \
if (mips_fpu == MIPS_FPU_NONE) \
{ \
store_unsigned_integer (dummyname + 3 * 4, 4, \
(unsigned LONGEST) 0); \
@ -381,6 +390,18 @@ extern int in_sigtramp PARAMS ((CORE_ADDR, char *));
store_unsigned_integer (dummyname + 6 * 4, 4, \
(unsigned LONGEST) 0); \
} \
else if (mips_fpu == MIPS_FPU_SINGLE) \
{ \
/* This isn't right. mips_push_arguments will call \
value_arg_coerce, which will convert all float arguments \
to doubles. If the function prototype is float, though, \
it will be expecting a float argument in a float \
register. */ \
store_unsigned_integer (dummyname + 4 * 4, 4, \
(unsigned LONGEST) 0); \
store_unsigned_integer (dummyname + 6 * 4, 4, \
(unsigned LONGEST) 0); \
} \
else if (TARGET_BYTE_ORDER == BIG_ENDIAN \
&& ! GDB_TARGET_IS_MIPS64) \
{ \