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Convert ADDR_BITS_REMOVE to a function.
This commit is contained in:
Andrew Cagney 1998-11-29 07:41:36 +00:00
parent 3a0c96a996
commit 8743fc885f
9 changed files with 49 additions and 11 deletions
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11
gdb/ChangeLog
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@ -1,3 +1,14 @@
Sun Nov 29 11:18:37 1998 Andrew Cagney <cagney@b1.cygnus.com>
* z8k-tdep.c (z8k_addr_bits_remove), w65-tdep.c
(w65_addr_bits_remove), h8500-tdep.c (h8500_addr_bits_remove),
m88k-tdep.c (m88k_addr_bits_remove): Function to clean up an
address.
* config/z8k/tm-z8k.h, config/w65/tm-w65.h, config/m88k/tm-m88k.h,
config/h8500/tm-h8500.h: Define ADDR_BITS_REMOVE to call targets
corresponding function.
* z8k-tdep.c (saved_pc_after_call): Update.
Sat Nov 28 12:24:31 1998 Andrew Cagney <cagney@b1.cygnus.com>
* config/z8k/tm-z8k.h, config/w65/tm-w65.h, config/vax/tm-vax.h,

3
gdb/config/h8500/tm-h8500.h
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@ -251,7 +251,8 @@ extern void h8500_pop_frame PARAMS ((void));
typedef unsigned short INSN_WORD;
#define ADDR_BITS_REMOVE(addr) ((addr) & 0xffffff)
extern CORE_ADDR h8500_addr_bits_remove PARAMS ((CORE_ADDR));
#define ADDR_BITS_REMOVE(addr) h8500_addr_bits_remove (addr)
#define read_memory_short(x) (read_memory_integer(x,2) & 0xffff)

3
gdb/config/m88k/tm-m88k.h
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@ -63,7 +63,8 @@ extern CORE_ADDR skip_prologue ();
to realize that those two bits are not really a part of the address
of an instruction. Shrug. */
#define ADDR_BITS_REMOVE(addr) ((addr) & ~3)
extern CORE_ADDR m88k_addr_bits_remove PARAMS ((CORE_ADDR));
#define ADDR_BITS_REMOVE(addr) m88k_addr_bits_remove (addr)
/* Immediately after a function call, return the saved pc.
Can't always go through the frames for this because on some machines

3
gdb/config/w65/tm-w65.h
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@ -191,7 +191,8 @@ extern CORE_ADDR w65_skip_prologue ();
typedef unsigned short INSN_WORD;
#define ADDR_BITS_REMOVE(addr) ((addr) & 0xffffff)
extern CORE_ADDR w65_addr_bits_remove PARAMS ((CORE_ADDR));
#define ADDR_BITS_REMOVE(addr) w65_addr_bits_remove (addr)
#define CALL_DUMMY_LENGTH 10

3
gdb/config/z8k/tm-z8k.h
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@ -263,7 +263,8 @@ extern void z8k_pop_frame PARAMS ((void));
#define SP_ARG0 (1 * 4)
#define ADDR_BITS_REMOVE(x) addr_bits_remove(x)
extern CORE_ADDR z8k_addr_bits_remove PARAMS ((CORE_ADDR));
#define ADDR_BITS_REMOVE(addr) z8k_addr_bits_remove (addr)
int sim_z8001_mode;
#define BIG (sim_z8001_mode)

7
gdb/h8500-tdep.c
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@ -98,6 +98,13 @@ h8500_skip_prologue (start_pc)
return start_pc;
}
CORE_ADDR
h8500_addr_bits_remove (addr)
CORE_ADDR addr;
{
return ((addr) & 0xffffff);
}
/* Given a GDB frame, determine the address of the calling function's frame.
This will be used to create a new GDB frame struct, and then
INIT_EXTRA_FRAME_INFO and INIT_FRAME_PC will be called for the new frame.

15
gdb/m88k-tdep.c
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@ -36,6 +36,21 @@ void frame_find_saved_regs ();
int target_is_m88110 = 0;
/* The m88k kernel aligns all instructions on 4-byte boundaries. The
kernel also uses the least significant two bits for its own hocus
pocus. When gdb receives an address from the kernel, it needs to
preserve those right-most two bits, but gdb also needs to be careful
to realize that those two bits are not really a part of the address
of an instruction. Shrug. */
CORE_ADDR
m88k_addr_bits_remove (addr)
CORE_ADDR addr;
{
return ((addr) & ~3);
}
/* Given a GDB frame, determine the address of the calling function's frame.
This will be used to create a new GDB frame struct, and then
INIT_EXTRA_FRAME_INFO and INIT_FRAME_PC will be called for the new frame.

6
gdb/w65-tdep.c
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@ -42,10 +42,10 @@ w65_frame_saved_pc (frame)
}
CORE_ADDR
addr_bits_remove (x)
CORE_ADDR x;
w65_addr_bits_remove (addr)
CORE_ADDR addr;
{
return x;
return ((addr) & 0xffffff);
}
read_memory_pointer (x)

9
gdb/z8k-tdep.c
View File

@ -31,6 +31,7 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
#include "dis-asm.h"
#include "gdbcore.h"
/* Return the saved PC from this frame.
If the frame has a memory copy of SRP_REGNUM, use that. If not,
@ -143,10 +144,10 @@ z8k_skip_prologue (start_pc)
}
CORE_ADDR
addr_bits_remove (x)
CORE_ADDR x;
z8k_addr_bits_remove (addr)
CORE_ADDR addr;
{
return x & PTR_MASK;
return (addr & PTR_MASK);
}
int
@ -293,7 +294,7 @@ frame_find_saved_regs (fip, fsrp)
int
saved_pc_after_call ()
{
return addr_bits_remove
return ADDR_BITS_REMOVE
(read_memory_integer (read_register (SP_REGNUM), PTR_SIZE));
}