OpenE2K/binutils-gdb
12
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

Checkpoint for dje.

Browse Source
This commit is contained in:
Steve Chamberlain 1993-06-10 21:20:25 +00:00
parent 9de4d8f1c0
commit 36e73225e6
2 changed files with 22 additions and 21 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
gdb/config/h8300/h8300hms.mt
View File

@ -1,3 +1,3 @@
# Target: H8300 with HMS monitor and H8 simulator
TDEPFILES= exec.o h8300-tdep.o remote-hms.o remote-sim.o ../sim/h8300/code.o ../sim/h8300/perifs.o
TDEPFILES= exec.o h8300-tdep.o remote-hms.o remote-sim.o ../sim/h8300/compile.o
TM_FILE= tm-h8300.h

41
gdb/config/h8300/tm-h8300.h
View File

@ -19,10 +19,10 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
/* Contributed by Steve Chamberlain sac@cygnus.com */
#define UNSIGNED_SHORT(X) ((X) & 0xffff)
int HMODE;
#define BINWORD (HMODE?4:2)
#define EXTRA_FRAME_INFO \
struct frame_saved_regs *fsr; \
CORE_ADDR from_pc; \
@ -47,9 +47,11 @@ extern void init_extra_frame_info ();
/* Define the bit, byte, and word ordering of the machine. */
#define TARGET_BYTE_ORDER BIG_ENDIAN
#undef TARGET_INT_BIT
#define TARGET_INT_BIT 16
#define TARGET_INT_BIT 16
#undef TARGET_LONG_BIT
#define TARGET_LONG_BIT 32
#undef TARGET_PTR_BIT
#define TARGET_PTR_BIT 16
#define TARGET_PTR_BIT (HMODE ? 32:16)
/* Offset from address of function to start of its code.
@ -71,14 +73,13 @@ extern CORE_ADDR h8300_skip_prologue ();
some instructions. */
#define SAVED_PC_AFTER_CALL(frame) \
UNSIGNED_SHORT(read_memory_integer (read_register (SP_REGNUM), 2))
read_memory_unsigned_integer (read_register (SP_REGNUM), BINWORD)
/* Stack grows downward. */
#define INNER_THAN <
#define BREAKPOINT {0x53, 0x00}
#define BREAKPOINT {0x7A, 0xFF}
/* If your kernel resets the pc after the trap happens you may need to
@ -92,7 +93,7 @@ UNSIGNED_SHORT(read_memory_integer (read_register (SP_REGNUM), 2))
/* Allow any of the return instructions, including a trapv and a return
from interupt. */
#define ABOUT_TO_RETURN(pc) ((read_memory_integer (pc, 2) & ~0x3) == 0x4e74)
#define ABOUT_TO_RETURN(pc) ((read_memory_unsigned_integer (pc, 2) & ~0x3) == 0x4e74)
/* Return 1 if P points to an invalid floating point value. */
@ -103,32 +104,32 @@ UNSIGNED_SHORT(read_memory_integer (read_register (SP_REGNUM), 2))
#define REGISTER_TYPE unsigned short
/*# define NUM_REGS 20 /* 20 for fake HW support */
# define NUM_REGS 11
# define NUM_REGS 13
# define REGISTER_BYTES (NUM_REGS*2)
/* Index within `registers' of the first byte of the space for
register N. */
#define REGISTER_BYTE(N) ((N) * 2)
#define REGISTER_BYTE(N) ((N) * 4)
/* Number of bytes of storage in the actual machine representation
for register N. On the H8/300, all regs are 2 bytes. */
#define REGISTER_RAW_SIZE(N) 2
#define REGISTER_RAW_SIZE(N) (HMODE ? 4:2)
/* Number of bytes of storage in the program's representation
for register N. On the H8/300, all regs are 2 bytes. */
for register N. */
#define REGISTER_VIRTUAL_SIZE(N) 2
#define REGISTER_VIRTUAL_SIZE(N) (HMODE ? 4 : 2)
/* Largest value REGISTER_RAW_SIZE can have. */
#define MAX_REGISTER_RAW_SIZE 2
#define MAX_REGISTER_RAW_SIZE 4
/* Largest value REGISTER_VIRTUAL_SIZE can have. */
#define MAX_REGISTER_VIRTUAL_SIZE 2
#define MAX_REGISTER_VIRTUAL_SIZE 4
/* Nonzero if register N requires conversion
from raw format to virtual format. */
@ -148,7 +149,8 @@ UNSIGNED_SHORT(read_memory_integer (read_register (SP_REGNUM), 2))
/* Return the GDB type object for the "standard" data type
of data in register N. */
#define REGISTER_VIRTUAL_TYPE(N) builtin_type_unsigned_short
#define REGISTER_VIRTUAL_TYPE(N) \
( HMODE ? builtin_type_unsigned_int : builtin_type_unsigned_short)
/* Initializer for an array of names of registers.
@ -161,7 +163,7 @@ UNSIGNED_SHORT(read_memory_integer (read_register (SP_REGNUM), 2))
"ocra","ocrb","tcr","tocr","icra"}
#else
#define REGISTER_NAMES \
{"r0", "r1", "r2", "r3", "r4", "r5", "r6", "sp", "ccr","pc","cycles"}
{"r0", "r1", "r2", "r3", "r4", "r5", "r6", "sp", "ccr","pc","cycles","tick","inst"}
#endif
/* Register numbers of various important registers.
@ -285,9 +287,9 @@ UNSIGNED_SHORT(read_memory_integer (read_register (SP_REGNUM), 2))
#define REGISTER_CONVERT_TO_VIRTUAL(REGNUM,FROM,TO) \
{ memcpy((TO), (FROM), 2); }
{ memcpy((TO), (FROM), BINWORD); }
#define REGISTER_CONVERT_TO_RAW(REGNUM,FROM,TO) \
{ memcpy((TO), (FROM), 2); }
{ memcpy((TO), (FROM), BINWORD); }
#define BEFORE_MAIN_LOOP_HOOK \
hms_before_main_loop();
@ -297,7 +299,6 @@ typedef unsigned short INSN_WORD;
#define ADDR_BITS_REMOVE(addr) ((addr) & 0xffff)
#define ADDR_BITS_SET(addr) (((addr)))
#define read_memory_short(x) (read_memory_integer(x,2) & 0xffff)
#define DONT_USE_REMOTE