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Changes for GNU/Linux PPC native port of gdb.

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This commit is contained in:
Kevin Buettner 2000-02-22 01:20:32 +00:00
parent 2559291b00
commit c877c8e605
8 changed files with 911 additions and 14 deletions
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15
gdb/rs6000-tdep.c
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@ -1,5 +1,5 @@
/* Target-dependent code for GDB, the GNU debugger.
Copyright 1986, 1987, 1989, 1991, 1992, 1993, 1994, 1995, 1996, 1997
Copyright 1986, 1987, 1989, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 2000
Free Software Foundation, Inc.
This file is part of GDB.
@ -1238,8 +1238,7 @@ skip_trampoline_code (pc)
/* Determines whether the function FI has a frame on the stack or not. */
int
frameless_function_invocation (fi)
struct frame_info *fi;
rs6000_frameless_function_invocation (struct frame_info *fi)
{
CORE_ADDR func_start;
struct rs6000_framedata fdata;
@ -1273,8 +1272,7 @@ frameless_function_invocation (fi)
/* Return the PC saved in a frame */
unsigned long
frame_saved_pc (fi)
struct frame_info *fi;
rs6000_frame_saved_pc (struct frame_info *fi)
{
CORE_ADDR func_start;
struct rs6000_framedata fdata;
@ -1302,14 +1300,13 @@ frame_saved_pc (fi)
if (fi->next->signal_handler_caller)
return read_memory_integer (fi->next->frame + SIG_FRAME_LR_OFFSET, 4);
else
return read_memory_integer (rs6000_frame_chain (fi) + DEFAULT_LR_SAVE,
4);
return read_memory_integer (FRAME_CHAIN (fi) + DEFAULT_LR_SAVE, 4);
}
if (fdata.lr_offset == 0)
return read_register (LR_REGNUM);
return read_memory_integer (rs6000_frame_chain (fi) + fdata.lr_offset, 4);
return read_memory_integer (FRAME_CHAIN (fi) + fdata.lr_offset, 4);
}
/* If saved registers of frame FI are not known yet, read and cache them.
@ -1480,7 +1477,7 @@ rs6000_frame_chain (thisframe)
fp = read_memory_integer (thisframe->frame + SIG_FRAME_FP_OFFSET, 4);
else if (thisframe->next != NULL
&& thisframe->next->signal_handler_caller
&& frameless_function_invocation (thisframe))
&& FRAMELESS_FUNCTION_INVOCATION (thisframe))
/* A frameless function interrupted by a signal did not change the
frame pointer. */
fp = FRAME_FP (thisframe);