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2002-09-17 Andrew Cagney <cagney@redhat.com> 

* h8300-tdep.c (h8300_frame_chain):
	(h8300_frame_saved_pc):

	* blockframe.c (deprecated_read_register_dummy): Rename
	generic_read_register_dummy.
	* frame.c (frame_unwind_signed_register): New function.
	(frame_unwind_unsigned_register): New function.
	* frame.h (frame_unwind_signed_register): Declare.
	(frame_unwind_unsigned_register): Declare.
	(deprecated_read_register_dummy): Rename
	generic_read_register_dummy.

	* xstormy16-tdep.c (xstormy16_frame_saved_pc): Update.
	* rs6000-tdep.c (rs6000_frame_saved_pc): Update.
	* s390-tdep.c (s390_frame_saved_pc_nofix): Update.
	(s390_frame_chain): Update.
	* v850-tdep.c (v850_find_callers_reg): Update.
	(v850_frame_saved_pc): Update.
	* m32r-tdep.c (m32r_init_extra_frame_info): Update.
	(m32r_find_callers_reg): Update.
	(m32r_frame_saved_pc): Update.
	* sh-tdep.c (sh_find_callers_reg): Update.
	(sh64_get_saved_pr): Update.
	(sh_init_extra_frame_info): Update.
	(sh_init_extra_frame_info): Update.
	(sh64_init_extra_frame_info): Update.
	(sh64_init_extra_frame_info): Update.
	* mcore-tdep.c (mcore_find_callers_reg): Update.
	(mcore_frame_saved_pc): Update.
	(mcore_init_extra_frame_info): Update.
	* i386-tdep.c (i386_frame_saved_pc): Update.
	* ia64-tdep.c (ia64_frame_saved_pc): Update.
	(ia64_init_extra_frame_info): Update.
	(ia64_init_extra_frame_info): Update.
	* d10v-tdep.c (d10v_frame_saved_pc): Update.
	* cris-tdep.c (cris_init_extra_frame_info): Update.
	* avr-tdep.c (avr_frame_chain): Update.
	(avr_init_extra_frame_info): Update.
	(avr_frame_saved_pc): Update.
	* arm-tdep.c (arm_find_callers_reg): Update.
	(arm_init_extra_frame_info): Update.
	(arm_frame_saved_pc): Update.
This commit is contained in:
Andrew Cagney 2002-09-17 20:42:01 +00:00
parent d4f53e96eb
commit 135c175f57
18 changed files with 147 additions and 56 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

44
gdb/ChangeLog
View File

@ -1,3 +1,47 @@
2002-09-17 Andrew Cagney <cagney@redhat.com>
* blockframe.c (deprecated_read_register_dummy): Rename
generic_read_register_dummy.
* frame.c (frame_unwind_signed_register): New function.
(frame_unwind_unsigned_register): New function.
* frame.h (frame_unwind_signed_register): Declare.
(frame_unwind_unsigned_register): Declare.
(deprecated_read_register_dummy): Rename
generic_read_register_dummy.
* h8300-tdep.c (h8300_frame_chain): Update.
(h8300_frame_saved_pc): Update.
* xstormy16-tdep.c (xstormy16_frame_saved_pc): Update.
* rs6000-tdep.c (rs6000_frame_saved_pc): Update.
* s390-tdep.c (s390_frame_saved_pc_nofix): Update.
(s390_frame_chain): Update.
* v850-tdep.c (v850_find_callers_reg): Update.
(v850_frame_saved_pc): Update.
* m32r-tdep.c (m32r_init_extra_frame_info): Update.
(m32r_find_callers_reg): Update.
(m32r_frame_saved_pc): Update.
* sh-tdep.c (sh_find_callers_reg): Update.
(sh64_get_saved_pr): Update.
(sh_init_extra_frame_info): Update.
(sh_init_extra_frame_info): Update.
(sh64_init_extra_frame_info): Update.
(sh64_init_extra_frame_info): Update.
* mcore-tdep.c (mcore_find_callers_reg): Update.
(mcore_frame_saved_pc): Update.
(mcore_init_extra_frame_info): Update.
* i386-tdep.c (i386_frame_saved_pc): Update.
* ia64-tdep.c (ia64_frame_saved_pc): Update.
(ia64_init_extra_frame_info): Update.
(ia64_init_extra_frame_info): Update.
* d10v-tdep.c (d10v_frame_saved_pc): Update.
* cris-tdep.c (cris_init_extra_frame_info): Update.
* avr-tdep.c (avr_frame_chain): Update.
(avr_init_extra_frame_info): Update.
(avr_frame_saved_pc): Update.
* arm-tdep.c (arm_find_callers_reg): Update.
(arm_init_extra_frame_info): Update.
(arm_frame_saved_pc): Update.
2002-09-17 Tom Tromey <tromey@redhat.com>
* c-lang.c (c_emit_char): Don't treat \0 specially unless quoter

8
gdb/arm-tdep.c
View File

@ -995,7 +995,7 @@ arm_find_callers_reg (struct frame_info *fi, int regnum)
if (USE_GENERIC_DUMMY_FRAMES
&& PC_IN_CALL_DUMMY (fi->pc, 0, 0))
{
return generic_read_register_dummy (fi->pc, fi->frame, regnum);
return deprecated_read_register_dummy (fi->pc, fi->frame, regnum);
}
else if (fi->saved_regs[regnum] != 0)
{
@ -1110,8 +1110,8 @@ arm_init_extra_frame_info (int fromleaf, struct frame_info *fi)
&& PC_IN_CALL_DUMMY (fi->next->pc, 0, 0))
/* For generic dummy frames, pull the value direct from the frame.
Having an unwind function to do this would be nice. */
sp = generic_read_register_dummy (fi->next->pc, fi->next->frame,
ARM_SP_REGNUM);
sp = deprecated_read_register_dummy (fi->next->pc, fi->next->frame,
ARM_SP_REGNUM);
else
sp = (fi->next->frame - fi->next->extra_info->frameoffset
+ fi->next->extra_info->framesize);
@ -1221,7 +1221,7 @@ arm_frame_saved_pc (struct frame_info *fi)
/* If a dummy frame, pull the PC out of the frame's register buffer. */
if (USE_GENERIC_DUMMY_FRAMES
&& PC_IN_CALL_DUMMY (fi->pc, 0, 0))
return generic_read_register_dummy (fi->pc, fi->frame, ARM_PC_REGNUM);
return deprecated_read_register_dummy (fi->pc, fi->frame, ARM_PC_REGNUM);
if (PC_IN_CALL_DUMMY (fi->pc, fi->frame - fi->extra_info->frameoffset,
fi->frame))

17
gdb/avr-tdep.c
View File

@ -755,7 +755,11 @@ avr_init_extra_frame_info (int fromleaf, struct frame_info *fi)
{
/* We need to setup fi->frame here because run_stack_dummy gets it wrong
by assuming it's always FP. */
fi->frame = generic_read_register_dummy (fi->pc, fi->frame, fi->frame);
/* FIXME: cagney/2002-09-13: This is wrong. The third parameter
to deprecated_read_register_dummy() is REGNUM and not a frame
address. */
fi->frame = deprecated_read_register_dummy (fi->pc, fi->frame,
fi->frame);
}
else if (!fi->next) /* this is the innermost frame? */
fi->frame = read_register (fi->extra_info->framereg);
@ -867,8 +871,8 @@ static CORE_ADDR
avr_frame_saved_pc (struct frame_info *frame)
{
if (PC_IN_CALL_DUMMY (frame->pc, frame->frame, frame->frame))
return generic_read_register_dummy (frame->pc, frame->frame,
AVR_PC_REGNUM);
return deprecated_read_register_dummy (frame->pc, frame->frame,
AVR_PC_REGNUM);
else
return frame->extra_info->return_pc;
}
@ -1033,10 +1037,9 @@ avr_frame_chain (struct frame_info *frame)
if (PC_IN_CALL_DUMMY (frame->pc, frame->frame, frame->frame))
{
/* initialize the return_pc now */
frame->extra_info->return_pc = generic_read_register_dummy (frame->pc,
frame->
frame,
AVR_PC_REGNUM);
frame->extra_info->return_pc
= deprecated_read_register_dummy (frame->pc, frame->frame,
AVR_PC_REGNUM);
return frame->frame;
}
return (frame->extra_info->is_main ? 0

2
gdb/blockframe.c
View File

@ -1208,7 +1208,7 @@ generic_pc_in_call_dummy (CORE_ADDR pc, CORE_ADDR sp, CORE_ADDR fp)
Find a saved register from before GDB calls a function in the inferior */
CORE_ADDR
generic_read_register_dummy (CORE_ADDR pc, CORE_ADDR fp, int regno)
deprecated_read_register_dummy (CORE_ADDR pc, CORE_ADDR fp, int regno)
{
struct regcache *dummy_regs = generic_find_dummy_frame (pc, fp);

5
gdb/cris-tdep.c
View File

@ -1214,9 +1214,10 @@ cris_init_extra_frame_info (int fromleaf, struct frame_info *fi)
{
/* We need to setup fi->frame here because run_stack_dummy gets it wrong
by assuming it's always FP. */
fi->frame = generic_read_register_dummy (fi->pc, fi->frame, SP_REGNUM);
fi->frame = deprecated_read_register_dummy (fi->pc, fi->frame,
SP_REGNUM);
fi->extra_info->return_pc =
generic_read_register_dummy (fi->pc, fi->frame, PC_REGNUM);
deprecated_read_register_dummy (fi->pc, fi->frame, PC_REGNUM);
/* FIXME: Is this necessarily true? */
fi->extra_info->leaf_function = 0;

6
gdb/d10v-tdep.c
View File

@ -513,9 +513,9 @@ static CORE_ADDR
d10v_frame_saved_pc (struct frame_info *frame)
{
if (PC_IN_CALL_DUMMY (frame->pc, frame->frame, frame->frame))
return d10v_make_iaddr (generic_read_register_dummy (frame->pc,
frame->frame,
PC_REGNUM));
return d10v_make_iaddr (deprecated_read_register_dummy (frame->pc,
frame->frame,
PC_REGNUM));
else
return ((frame)->extra_info->return_pc);
}

27
gdb/frame.c
View File

@ -122,6 +122,33 @@ frame_register_unwind (struct frame_info *frame, int regnum,
optimizedp, lvalp, addrp, realnump, bufferp);
}
void
frame_unwind_signed_register (struct frame_info *frame, int regnum,
LONGEST *val)
{
int optimized;
CORE_ADDR addr;
int realnum;
enum lval_type lval;
void *buf = alloca (MAX_REGISTER_RAW_SIZE);
frame_register_unwind (frame, regnum, &optimized, &lval, &addr,
&realnum, buf);
(*val) = extract_signed_integer (buf, REGISTER_VIRTUAL_SIZE (regnum));
}
void
frame_unwind_unsigned_register (struct frame_info *frame, int regnum,
ULONGEST *val)
{
int optimized;
CORE_ADDR addr;
int realnum;
enum lval_type lval;
void *buf = alloca (MAX_REGISTER_RAW_SIZE);
frame_register_unwind (frame, regnum, &optimized, &lval, &addr,
&realnum, buf);
(*val) = extract_unsigned_integer (buf, REGISTER_VIRTUAL_SIZE (regnum));
}
void
generic_unwind_get_saved_register (char *raw_buffer,

16
gdb/frame.h
View File

@ -302,8 +302,11 @@ extern struct frame_info *find_frame_addr_in_frame_chain (CORE_ADDR);
extern CORE_ADDR sigtramp_saved_pc (struct frame_info *);
extern CORE_ADDR generic_read_register_dummy (CORE_ADDR pc,
CORE_ADDR fp, int);
/* NOTE: cagney/2002-09-13: There is no need for this function.
Instead either of frame_unwind_signed_register() or
frame_unwind_unsigned_register() can be used. */
extern CORE_ADDR deprecated_read_register_dummy (CORE_ADDR pc,
CORE_ADDR fp, int);
extern void generic_push_dummy_frame (void);
extern void generic_pop_current_frame (void (*)(struct frame_info *));
extern void generic_pop_dummy_frame (void);
@ -342,6 +345,15 @@ extern void frame_register_unwind (struct frame_info *frame, int regnum,
CORE_ADDR *addrp, int *realnump,
void *valuep);
/* Unwind FRAME so that the value of register REGNUM, in the previous
frame is returned. Simplified versions of frame_register_unwind. */
/* NOTE: cagney/2002-09-13: Return void as one day these functions may
be changed to return an indication that the read succeeded. */
extern void frame_unwind_signed_register (struct frame_info *frame,
int regnum, LONGEST *val);
extern void frame_unwind_unsigned_register (struct frame_info *frame,
int regnum, ULONGEST *val);
extern void generic_save_call_dummy_addr (CORE_ADDR lo, CORE_ADDR hi);
extern void get_saved_register (char *raw_buffer, int *optimized,

10
gdb/h8300-tdep.c
View File

@ -493,10 +493,9 @@ h8300_frame_chain (struct frame_info *thisframe)
{
if (PC_IN_CALL_DUMMY (thisframe->pc, thisframe->frame, thisframe->frame))
{ /* initialize the from_pc now */
thisframe->extra_info->from_pc = generic_read_register_dummy (
thisframe->pc,
thisframe->frame,
E_PC_REGNUM);
thisframe->extra_info->from_pc =
deprecated_read_register_dummy (thisframe->pc, thisframe->frame,
E_PC_REGNUM);
return thisframe->frame;
}
return thisframe->saved_regs[E_SP_REGNUM];
@ -511,7 +510,8 @@ static CORE_ADDR
h8300_frame_saved_pc (struct frame_info *frame)
{
if (PC_IN_CALL_DUMMY (frame->pc, frame->frame, frame->frame))
return generic_read_register_dummy (frame->pc, frame->frame, E_PC_REGNUM);
return deprecated_read_register_dummy (frame->pc, frame->frame,
E_PC_REGNUM);
else
return frame->extra_info->from_pc;
}

4
gdb/i386-tdep.c
View File

@ -535,8 +535,8 @@ static CORE_ADDR
i386_frame_saved_pc (struct frame_info *frame)
{
if (PC_IN_CALL_DUMMY (frame->pc, 0, 0))
return generic_read_register_dummy (frame->pc, frame->frame,
PC_REGNUM);
return deprecated_read_register_dummy (frame->pc, frame->frame,
PC_REGNUM);
if (frame->signal_handler_caller)
return i386_sigtramp_saved_pc (frame);

16
gdb/ia64-tdep.c
View File

@ -723,7 +723,7 @@ ia64_frame_saved_pc (struct frame_info *frame)
if (frame->signal_handler_caller)
return read_sigcontext_register (frame, pc_regnum);
else if (PC_IN_CALL_DUMMY (frame->pc, frame->frame, frame->frame))
return generic_read_register_dummy (frame->pc, frame->frame, pc_regnum);
return deprecated_read_register_dummy (frame->pc, frame->frame, pc_regnum);
else
{
FRAME_INIT_SAVED_REGS (frame);
@ -1500,10 +1500,12 @@ ia64_init_extra_frame_info (int fromleaf, struct frame_info *frame)
}
else if (next_frame_is_call_dummy)
{
bsp = generic_read_register_dummy (frame->next->pc, frame->next->frame,
IA64_BSP_REGNUM);
cfm = generic_read_register_dummy (frame->next->pc, frame->next->frame,
IA64_CFM_REGNUM);
bsp = deprecated_read_register_dummy (frame->next->pc,
frame->next->frame,
IA64_BSP_REGNUM);
cfm = deprecated_read_register_dummy (frame->next->pc,
frame->next->frame,
IA64_CFM_REGNUM);
}
else
{
@ -1518,8 +1520,8 @@ ia64_init_extra_frame_info (int fromleaf, struct frame_info *frame)
else if (frn->next
&& PC_IN_CALL_DUMMY (frn->next->pc, frn->next->frame,
frn->next->frame))
cfm = generic_read_register_dummy (frn->next->pc, frn->next->frame,
IA64_PFS_REGNUM);
cfm = deprecated_read_register_dummy (frn->next->pc, frn->next->frame,
IA64_PFS_REGNUM);
else
cfm = read_register (IA64_PFS_REGNUM);

7
gdb/m32r-tdep.c
View File

@ -390,7 +390,8 @@ m32r_init_extra_frame_info (struct frame_info *fi)
{
/* We need to setup fi->frame here because run_stack_dummy gets it wrong
by assuming it's always FP. */
fi->frame = generic_read_register_dummy (fi->pc, fi->frame, SP_REGNUM);
fi->frame = deprecated_read_register_dummy (fi->pc, fi->frame,
SP_REGNUM);
fi->framesize = 0;
return;
}
@ -462,7 +463,7 @@ m32r_find_callers_reg (struct frame_info *fi, int regnum)
{
for (; fi; fi = fi->next)
if (PC_IN_CALL_DUMMY (fi->pc, fi->frame, fi->frame))
return generic_read_register_dummy (fi->pc, fi->frame, regnum);
return deprecated_read_register_dummy (fi->pc, fi->frame, regnum);
else if (fi->fsr.regs[regnum] != 0)
return read_memory_integer (fi->fsr.regs[regnum],
REGISTER_RAW_SIZE (regnum));
@ -554,7 +555,7 @@ CORE_ADDR
m32r_frame_saved_pc (struct frame_info *fi)
{
if (PC_IN_CALL_DUMMY (fi->pc, fi->frame, fi->frame))
return generic_read_register_dummy (fi->pc, fi->frame, PC_REGNUM);
return deprecated_read_register_dummy (fi->pc, fi->frame, PC_REGNUM);
else
return m32r_find_callers_reg (fi, RP_REGNUM);
}

6
gdb/mcore-tdep.c
View File

@ -756,7 +756,7 @@ mcore_find_callers_reg (struct frame_info *fi, int regnum)
for (; fi != NULL; fi = fi->next)
{
if (PC_IN_CALL_DUMMY (fi->pc, fi->frame, fi->frame))
return generic_read_register_dummy (fi->pc, fi->frame, regnum);
return deprecated_read_register_dummy (fi->pc, fi->frame, regnum);
else if (fi->saved_regs[regnum] != 0)
return read_memory_integer (fi->saved_regs[regnum],
REGISTER_SIZE);
@ -772,7 +772,7 @@ mcore_frame_saved_pc (struct frame_info * fi)
{
if (PC_IN_CALL_DUMMY (fi->pc, fi->frame, fi->frame))
return generic_read_register_dummy (fi->pc, fi->frame, PC_REGNUM);
return deprecated_read_register_dummy (fi->pc, fi->frame, PC_REGNUM);
else
return mcore_find_callers_reg (fi, PR_REGNUM);
}
@ -1049,7 +1049,7 @@ mcore_init_extra_frame_info (int fromleaf, struct frame_info *fi)
{
/* We need to setup fi->frame here because run_stack_dummy gets it wrong
by assuming it's always FP. */
fi->frame = generic_read_register_dummy (fi->pc, fi->frame, SP_REGNUM);
fi->frame = deprecated_read_register_dummy (fi->pc, fi->frame, SP_REGNUM);
}
else
mcore_analyze_prologue (fi, 0, 0);

2
gdb/rs6000-tdep.c
View File

@ -1511,7 +1511,7 @@ rs6000_frame_saved_pc (struct frame_info *fi)
return read_memory_addr (fi->frame + SIG_FRAME_PC_OFFSET, wordsize);
if (PC_IN_CALL_DUMMY (fi->pc, fi->frame, fi->frame))
return generic_read_register_dummy (fi->pc, fi->frame, PC_REGNUM);
return deprecated_read_register_dummy (fi->pc, fi->frame, PC_REGNUM);
func_start = get_pc_function_start (fi->pc);

6
gdb/s390-tdep.c
View File

@ -956,7 +956,7 @@ s390_frame_saved_pc_nofix (struct frame_info *fi)
return fi->extra_info->saved_pc;
if (deprecated_generic_find_dummy_frame (fi->pc, fi->frame))
return generic_read_register_dummy (fi->pc, fi->frame, S390_PC_REGNUM);
return deprecated_read_register_dummy (fi->pc, fi->frame, S390_PC_REGNUM);
s390_frame_init_saved_regs (fi);
if (fi->extra_info)
@ -1010,8 +1010,8 @@ s390_frame_chain (struct frame_info *thisframe)
CORE_ADDR prev_fp = 0;
if (deprecated_generic_find_dummy_frame (thisframe->pc, thisframe->frame))
return generic_read_register_dummy (thisframe->pc, thisframe->frame,
S390_SP_REGNUM);
return deprecated_read_register_dummy (thisframe->pc, thisframe->frame,
S390_SP_REGNUM);
else
{
int sigreturn = 0;

20
gdb/sh-tdep.c
View File

@ -986,7 +986,7 @@ sh_find_callers_reg (struct frame_info *fi, int regnum)
if (PC_IN_CALL_DUMMY (fi->pc, fi->frame, fi->frame))
/* When the caller requests PR from the dummy frame, we return PC because
that's where the previous routine appears to have done a call from. */
return generic_read_register_dummy (fi->pc, fi->frame, regnum);
return deprecated_read_register_dummy (fi->pc, fi->frame, regnum);
else
{
FRAME_INIT_SAVED_REGS (fi);
@ -1008,7 +1008,7 @@ sh64_get_saved_pr (struct frame_info *fi, int pr_regnum)
if (PC_IN_CALL_DUMMY (fi->pc, fi->frame, fi->frame))
/* When the caller requests PR from the dummy frame, we return PC because
that's where the previous routine appears to have done a call from. */
return generic_read_register_dummy (fi->pc, fi->frame, pr_regnum);
return deprecated_read_register_dummy (fi->pc, fi->frame, pr_regnum);
else
{
FRAME_INIT_SAVED_REGS (fi);
@ -1722,11 +1722,11 @@ sh_init_extra_frame_info (int fromleaf, struct frame_info *fi)
{
/* We need to setup fi->frame here because run_stack_dummy gets it wrong
by assuming it's always FP. */
fi->frame = generic_read_register_dummy (fi->pc, fi->frame,
SP_REGNUM);
fi->extra_info->return_pc = generic_read_register_dummy (fi->pc,
fi->frame,
PC_REGNUM);
fi->frame = deprecated_read_register_dummy (fi->pc, fi->frame,
SP_REGNUM);
fi->extra_info->return_pc = deprecated_read_register_dummy (fi->pc,
fi->frame,
PC_REGNUM);
fi->extra_info->f_offset = -(CALL_DUMMY_LENGTH + 4);
fi->extra_info->leaf_function = 0;
return;
@ -1754,10 +1754,10 @@ sh64_init_extra_frame_info (int fromleaf, struct frame_info *fi)
{
/* We need to setup fi->frame here because run_stack_dummy gets it wrong
by assuming it's always FP. */
fi->frame = generic_read_register_dummy (fi->pc, fi->frame,
SP_REGNUM);
fi->frame = deprecated_read_register_dummy (fi->pc, fi->frame,
SP_REGNUM);
fi->extra_info->return_pc =
generic_read_register_dummy (fi->pc, fi->frame, PC_REGNUM);
deprecated_read_register_dummy (fi->pc, fi->frame, PC_REGNUM);
fi->extra_info->f_offset = -(CALL_DUMMY_LENGTH + 4);
fi->extra_info->leaf_function = 0;
return;

4
gdb/v850-tdep.c
View File

@ -805,7 +805,7 @@ v850_find_callers_reg (struct frame_info *fi, int regnum)
{
for (; fi; fi = fi->next)
if (PC_IN_CALL_DUMMY (fi->pc, fi->frame, fi->frame))
return generic_read_register_dummy (fi->pc, fi->frame, regnum);
return deprecated_read_register_dummy (fi->pc, fi->frame, regnum);
else if (fi->saved_regs[regnum] != 0)
return read_memory_unsigned_integer (fi->saved_regs[regnum],
v850_register_raw_size (regnum));
@ -1014,7 +1014,7 @@ CORE_ADDR
v850_frame_saved_pc (struct frame_info *fi)
{
if (PC_IN_CALL_DUMMY (fi->pc, fi->frame, fi->frame))
return generic_read_register_dummy (fi->pc, fi->frame, E_PC_REGNUM);
return deprecated_read_register_dummy (fi->pc, fi->frame, E_PC_REGNUM);
else
return v850_find_callers_reg (fi, E_RP_REGNUM);
}

3
gdb/xstormy16-tdep.c
View File

@ -758,7 +758,8 @@ xstormy16_frame_saved_pc (struct frame_info *fi)
if (PC_IN_CALL_DUMMY (fi->pc, fi->frame, fi->frame))
{
saved_pc = generic_read_register_dummy (fi->pc, fi->frame, E_PC_REGNUM);
saved_pc = deprecated_read_register_dummy (fi->pc, fi->frame,
E_PC_REGNUM);
}
else
{