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* alpha-nat.c (REGISTER_PTRACE_ADDR): Merge into ...

Browse source 
(register_addr): ... here.  Support ALPHA_UNIQUE_REGNUM.
	(fetch_elf_core_registers): Support ALPHA_UNIQUE_REGNUM.
	* alpha-tdep.c (alpha_register_name): Add "unique".
	* alpha-tdep.h (ALPHA_NUM_REGS): Increment.
	(ALPHA_UNIQUE_REGNUM): New.
	* config/alpha/nm-linux.h (ALPHA_UNIQUE_PTRACE_ADDR): New.
This commit is contained in:
Richard Henderson 2003-01-31 18:28:25 +00:00
parent c48861fb93
commit 87d1b352c8
5 changed files with 39 additions and 14 deletions
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10
gdb/ChangeLog
View file

@ -1,3 +1,13 @@
2003-01-31 Richard Henderson <rth@redhat.com>
* alpha-nat.c (REGISTER_PTRACE_ADDR): Merge into ...
(register_addr): ... here. Support ALPHA_UNIQUE_REGNUM.
(fetch_elf_core_registers): Support ALPHA_UNIQUE_REGNUM.
* alpha-tdep.c (alpha_register_name): Add "unique".
* alpha-tdep.h (ALPHA_NUM_REGS): Increment.
(ALPHA_UNIQUE_REGNUM): New.
* config/alpha/nm-linux.h (ALPHA_UNIQUE_PTRACE_ADDR): New.
2003-01-31 Andrew Cagney <ac131313@redhat.com>
* README: Remove reference to Ericsson 1800 monitor.

31
gdb/alpha-nat.c
View file

@ -1,5 +1,5 @@
/* Low level Alpha interface, for GDB when running native.
Copyright 1993, 1995, 1996, 1998, 1999, 2000, 2001
Copyright 1993, 1995, 1996, 1998, 1999, 2000, 2001, 2003
Free Software Foundation, Inc.
This file is part of GDB.
@ -149,25 +149,36 @@ fetch_elf_core_registers (char *core_reg_sect, unsigned core_reg_size,
memset (&deprecated_registers[REGISTER_BYTE (ALPHA_ZERO_REGNUM)], 0, 8);
memset (&deprecated_register_valid[ALPHA_V0_REGNUM], 1, 32);
deprecated_register_valid[PC_REGNUM] = 1;
if (core_reg_size >= 33 * 8)
{
memcpy (&deprecated_registers[REGISTER_BYTE (ALPHA_UNIQUE_REGNUM)],
core_reg_sect + 32 * 8, 8);
deprecated_register_valid[ALPHA_UNIQUE_REGNUM] = 1;
}
}
}
/* Map gdb internal register number to a ptrace ``address''.
These ``addresses'' are defined in <sys/ptrace.h> */
These ``addresses'' are defined in <sys/ptrace.h>, with
the exception of ALPHA_UNIQUE_PTRACE_ADDR. */
#define REGISTER_PTRACE_ADDR(regno) \
(regno < FP0_REGNUM ? GPR_BASE + (regno) \
: regno == PC_REGNUM ? PC \
: regno >= FP0_REGNUM ? FPR_BASE + ((regno) - FP0_REGNUM) \
: 0)
/* Return the ptrace ``address'' of register REGNO. */
#ifndef ALPHA_UNIQUE_PTRACE_ADDR
#define ALPHA_UNIQUE_PTRACE_ADDR 0
#endif
CORE_ADDR
register_addr (int regno, CORE_ADDR blockend)
{
return REGISTER_PTRACE_ADDR (regno);
if (regno == PC_REGNUM)
return PC;
if (regno == ALPHA_UNIQUE_REGNUM)
return ALPHA_UNIQUE_PTRACE_ADDR;
if (regno < FP0_REGNUM)
return GPR_BASE + regno;
else
return FPR_BASE + regno - FP0_REGNUM;
}
int

2
gdb/alpha-tdep.c
View file

@ -288,7 +288,7 @@ alpha_register_name (int regno)
"f8", "f9", "f10", "f11", "f12", "f13", "f14", "f15",
"f16", "f17", "f18", "f19", "f20", "f21", "f22", "f23",
"f24", "f25", "f26", "f27", "f28", "f29", "f30", "fpcr",
"pc", "vfp",
"pc", "vfp", "unique",
};
if (regno < 0)

3
gdb/alpha-tdep.h
View file

@ -28,7 +28,7 @@
#define ALPHA_REGISTER_SIZE 8
/* Number of machine registers. */
#define ALPHA_NUM_REGS 66
#define ALPHA_NUM_REGS 67
/* Total amount of space needed to store our copies of the machine's
register state. */
@ -61,6 +61,7 @@
#define ALPHA_FPCR_REGNUM 63 /* Floating point control register */
#define ALPHA_PC_REGNUM 64 /* Contains program counter */
#define ALPHA_FP_REGNUM 65 /* Virtual frame pointer */
#define ALPHA_UNIQUE_REGNUM 66 /* PAL_rduniq value */
/* The alpha has two different virtual pointers for arguments and locals.

7
gdb/config/alpha/nm-linux.h
View file

@ -1,7 +1,7 @@
/* Native definitions for alpha running GNU/Linux.
Copyright 1993, 1994, 1996, 1998, 2000, 2001, 2002 Free Software
Foundation, Inc.
Copyright 1993, 1994, 1996, 1998, 2000, 2001, 2002, 2003
Free Software Foundation, Inc.
This file is part of GDB.
@ -45,4 +45,7 @@
pointer to the first register. */
#define ALPHA_REGSET_BASE(regsetp) ((long *) (regsetp))
/* The address of UNIQUE for ptrace. */
#define ALPHA_UNIQUE_PTRACE_ADDR 65
#endif /* NM_LINUX_H */