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* alpha-tdep.c (alpha_osf_in_sigtramp): New function.

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(alpha_cannot_fetch_register): Ditto.
(alpha_cannot_store_register): Ditto.
(alpha_register_convertible): Ditto.
(alpha_use_struct_convention): Ditto.
* config/alpha/tm-alpha.h: Update copyright years.
(IN_SIGTRAMP): Use alpha_osf_in_sigtramp.
(INNER_THAN): Use core_addr_lessthan.
(CANNOT_FETCH_REGISTER): Use alpha_cannot_fetch_register.
(CANNOT_STORE_REGISTER): Use alpha_cannot_store_register.
(REGISTER_CONVERTIBLE): Use alpha_register_convertible.
(USE_STRUCT_CONVENTION): Use alpha_use_struct_convention.
(FRAME_CHAIN): Remove unnecessary cast.
This commit is contained in:
Jason Thorpe 2002-01-19 05:26:47 +00:00
parent b4ceaee622
commit d734c450e1
3 changed files with 61 additions and 8 deletions
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16
gdb/ChangeLog
View File

@ -1,3 +1,19 @@
2002-01-18 Jason Thorpe <thorpej@wasabisystems.com>
* alpha-tdep.c (alpha_osf_in_sigtramp): New function.
(alpha_cannot_fetch_register): Ditto.
(alpha_cannot_store_register): Ditto.
(alpha_register_convertible): Ditto.
(alpha_use_struct_convention): Ditto.
* config/alpha/tm-alpha.h: Update copyright years.
(IN_SIGTRAMP): Use alpha_osf_in_sigtramp.
(INNER_THAN): Use core_addr_lessthan.
(CANNOT_FETCH_REGISTER): Use alpha_cannot_fetch_register.
(CANNOT_STORE_REGISTER): Use alpha_cannot_store_register.
(REGISTER_CONVERTIBLE): Use alpha_register_convertible.
(USE_STRUCT_CONVENTION): Use alpha_use_struct_convention.
(FRAME_CHAIN): Remove unnecessary cast.
2002-01-18 Andrew Cagney <ac131313@redhat.com>
* NEWS: Document that testsuite/gdb.hp/gdb.threads-hp/ is

30
gdb/alpha-tdep.c
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@ -144,6 +144,11 @@ struct linked_proc_info
}
*linked_proc_desc_table = NULL;
int
alpha_osf_in_sigtramp (CORE_ADDR pc, char *func_name)
{
return (func_name != NULL && STREQ ("__sigtramp", func_name));
}
/* Under GNU/Linux, signal handler invocations can be identified by the
designated code sequence that is used to return from a signal
@ -283,6 +288,24 @@ alpha_register_name (int regno)
return (NULL);
return (register_names[regno]);
}
int
alpha_cannot_fetch_register (int regno)
{
return (regno == FP_REGNUM || regno == ZERO_REGNUM);
}
int
alpha_cannot_store_register (int regno)
{
return (regno == FP_REGNUM || regno == ZERO_REGNUM);
}
int
alpha_register_convertible (int regno)
{
return (regno >= FP0_REGNUM && regno <= FP0_REGNUM + 31);
}
/* Guaranteed to set frame->saved_regs to some values (it never leaves it
@ -1410,6 +1433,13 @@ alpha_call_dummy_address (void)
return SYMBOL_VALUE_ADDRESS (sym) + 4;
}
int
alpha_use_struct_convention (int gcc_p, struct type *type)
{
/* Structures are returned by ref in extra arg0. */
return 1;
}
/* alpha_software_single_step() is called just before we want to resume
the inferior, if we want to single-step it but there is no hardware
or kernel single-step support (NetBSD on Alpha, for example). We find

23
gdb/config/alpha/tm-alpha.h
View File

@ -1,6 +1,6 @@
/* Definitions to make GDB run on an Alpha box under OSF1. This is
also used by the Alpha/Netware and Alpha/Linux targets.
Copyright 1993, 1994, 1995, 1996, 1998, 1999, 2000
Copyright 1993, 1994, 1995, 1996, 1998, 1999, 2000, 2002
Free Software Foundation, Inc.
This file is part of GDB.
@ -73,11 +73,12 @@ extern CORE_ADDR alpha_saved_pc_after_call (struct frame_info *);
/* Are we currently handling a signal ? */
#define IN_SIGTRAMP(pc, name) ((name) && STREQ ("__sigtramp", (name)))
#define IN_SIGTRAMP(pc, name) alpha_osf_in_sigtramp ((pc), (name))
extern int alpha_osf_in_sigtramp (CORE_ADDR, char *);
/* Stack grows downward. */
#define INNER_THAN(lhs,rhs) ((lhs) < (rhs))
#define INNER_THAN(lhs,rhs) core_addr_lessthan ((lhs), (rhs))
#define BREAKPOINT {0x80, 0, 0, 0} /* call_pal bpt */
@ -129,9 +130,12 @@ extern char *alpha_register_name (int);
#define FP_REGNUM 65 /* Virtual frame pointer */
#define CANNOT_FETCH_REGISTER(regno) \
((regno) == FP_REGNUM || (regno) == ZERO_REGNUM)
alpha_cannot_fetch_register ((regno))
extern int alpha_cannot_fetch_register (int);
#define CANNOT_STORE_REGISTER(regno) \
((regno) == FP_REGNUM || (regno) == ZERO_REGNUM)
alpha_cannot_store_register ((regno))
extern int alpha_cannot_store_register (int);
/* Total amount of space needed to store our copies of the machine's
register state, the array `registers'. */
@ -169,7 +173,8 @@ extern char *alpha_register_name (int);
memory format is an integer with 4 bytes or less, as the representation
of integers in floating point registers is different. */
#define REGISTER_CONVERTIBLE(N) ((N) >= FP0_REGNUM && (N) < FP0_REGNUM + 31)
#define REGISTER_CONVERTIBLE(N) alpha_register_convertible ((N))
extern int alpha_register_convertible (int);
/* Convert data from raw format for register REGNUM in buffer FROM
to virtual format with type TYPE in buffer TO. */
@ -228,7 +233,9 @@ extern void alpha_store_return_value (struct type *, char *);
REGISTER_RAW_SIZE (V0_REGNUM)))
/* Structures are returned by ref in extra arg0 */
#define USE_STRUCT_CONVENTION(gcc_p, type) 1
#define USE_STRUCT_CONVENTION(gcc_p, type) \
alpha_use_struct_convention ((gcc_p), (type))
extern int alpha_use_struct_convention (int, struct type *);
/* Describe the pointer in each stack frame to the previous stack frame
@ -237,7 +244,7 @@ extern void alpha_store_return_value (struct type *, char *);
/* FRAME_CHAIN takes a frame's nominal address
and produces the frame's chain-pointer. */
#define FRAME_CHAIN(thisframe) (CORE_ADDR) alpha_frame_chain (thisframe)
#define FRAME_CHAIN(thisframe) alpha_frame_chain (thisframe)
extern CORE_ADDR alpha_frame_chain (struct frame_info *);
/* Define other aspects of the stack frame. */