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* i386-tdep.c (i386_extract_struct_value_address): New function. 

* config/i386/tm-i386.h (EXTRACT_STRUCT_VALUE_ADDRESS): Redefine
in terms of i386_extract_struct_value_address.
(i386_extract_struct_value_address): New prototype.
This commit is contained in:
Mark Kettenis 2001-04-01 12:39:52 +00:00
parent 7bf0983e94
commit f7af964784
3 changed files with 23 additions and 4 deletions
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5
gdb/ChangeLog
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@ -1,5 +1,10 @@
2001-04-01 Mark Kettenis <kettenis@gnu.org>
* i386-tdep.c (i386_extract_struct_value_address): New function.
* config/i386/tm-i386.h (EXTRACT_STRUCT_VALUE_ADDRESS): Redefine
in terms of i386_extract_struct_value_address.
(i386_extract_struct_value_address): New prototype.
* i386-linux-nat.c (i386_linux_dr_get): Change type of return
value to `unsigned long'. Change type of `value' to `unsigned
long'.

11
gdb/config/i386/tm-i386.h
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@ -305,15 +305,18 @@ extern void i386_extract_return_value (struct type *type, char *regbuf,
/* Write into the appropriate registers a function return value stored
in VALBUF of type TYPE, given in virtual format. */
#define STORE_RETURN_VALUE(type, valbuf) \
i386_store_return_value ((type), (valbuf))
extern void i386_store_return_value (struct type *type, char *valbuf);
/* Extract from an array REGBUF containing the (raw) register state the address
in which a function should return its structure value, as a CORE_ADDR (or an
expression that can be used as one). */
/* Extract from an array REGBUF containing the (raw) register state
the address in which a function should return its structure value,
as a CORE_ADDR. */
#define EXTRACT_STRUCT_VALUE_ADDRESS(REGBUF) (*(int *)(REGBUF))
#define EXTRACT_STRUCT_VALUE_ADDRESS(regbuf) \
i386_extract_struct_value_address ((regbuf))
extern CORE_ADDR i386_extract_struct_value_address (char *regbuf);
/* The following redefines make backtracing through sigtramp work.
They manufacture a fake sigtramp frame and obtain the saved pc in sigtramp

11
gdb/i386-tdep.c
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@ -850,6 +850,17 @@ i386_store_return_value (struct type *type, char *valbuf)
"Cannot store return value of %d bytes long.", len);
}
}
/* Extract from an array REGBUF containing the (raw) register state
the address in which a function should return its structure value,
as a CORE_ADDR. */
CORE_ADDR
i386_extract_struct_value_address (char *regbuf)
{
return extract_address (&regbuf[REGISTER_BYTE (LOW_RETURN_REGNUM)],
REGISTER_RAW_SIZE (LOW_RETURN_REGNUM));
}
/* Convert data from raw format for register REGNUM in buffer FROM to