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authorDavid Edelsohn <dje.gcc@gmail.com>1993-07-08 15:32:38 +0000
committerDavid Edelsohn <dje.gcc@gmail.com>1993-07-08 15:32:38 +0000
commitd0414a11278efc8a6bea5b1833c222af811f214b (patch)
tree8bfcf1df6e334dc5638d352f262ac11306cbc810
parentbe474657518dd3253c668ff0380e60af67d9df85 (diff)
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* h8300-tdep.c (print_insn): Call print_insn_h8300h if h8/300h.
(examine_prologue): reg_save_depth is 4 if h8/300h.
-rw-r--r--gdb/ChangeLog3
-rw-r--r--gdb/h8300-tdep.c22
2 files changed, 11 insertions, 14 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 6d2fd2f..3fe4c31 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,5 +1,8 @@
Thu Jul 8 08:22:05 1993 Doug Evans (dje@canuck.cygnus.com)
+ * h8300-tdep.c (print_insn): Call print_insn_h8300h if h8/300h.
+ (examine_prologue): reg_save_depth is 4 if h8/300h.
+
* findvar.c (read_register): Provide some support for 64 bit regs.
(write_register): Ditto.
diff --git a/gdb/h8300-tdep.c b/gdb/h8300-tdep.c
index ef54188..f2a2d02 100644
--- a/gdb/h8300-tdep.c
+++ b/gdb/h8300-tdep.c
@@ -54,7 +54,6 @@ void frame_find_saved_regs ();
CORE_ADDR
h8300_skip_prologue (start_pc)
CORE_ADDR start_pc;
-
{
short int w;
@@ -92,7 +91,6 @@ h8300_skip_prologue (start_pc)
}
return start_pc;
-
}
int
@@ -102,7 +100,10 @@ print_insn (memaddr, stream)
{
disassemble_info info;
GDB_INIT_DISASSEMBLE_INFO(info, stream);
- return print_insn_h8300 (memaddr, &info);
+ if (HMODE)
+ return print_insn_h8300h (memaddr, &info);
+ else
+ return print_insn_h8300 (memaddr, &info);
}
/* Given a GDB frame, determine the address of the calling function's frame.
@@ -116,7 +117,6 @@ FRAME_ADDR
FRAME_CHAIN (thisframe)
FRAME thisframe;
{
-
frame_find_saved_regs (thisframe, (struct frame_saved_regs *) 0);
return thisframe->fsr->regs[SP_REGNUM];
}
@@ -211,14 +211,13 @@ examine_prologue (ip, limit, after_prolog_fp, fsr, fi)
int r;
int i;
int have_fp = 0;
-
register int src;
register struct pic_prologue_code *pcode;
INSN_WORD insn_word;
int size, offset;
- unsigned int reg_save_depth = 2; /* Number of things pushed onto
- stack, starts at 2, 'cause the
- PC is already there */
+ /* Number of things pushed onto stack, starts at 2/4, 'cause the
+ PC is already there */
+ unsigned int reg_save_depth = HMODE ? 4 : 2;
unsigned int auto_depth = 0; /* Number of bytes of autos */
@@ -233,7 +232,7 @@ examine_prologue (ip, limit, after_prolog_fp, fsr, fi)
{
after_prolog_fp = read_register (SP_REGNUM);
}
- if (ip == 0 || ip & ~0xffff)
+ if (ip == 0 || ip & (HMODE ? ~0xffff : ~0xffff))
return 0;
next_ip = NEXT_PROLOGUE_INSN (ip, limit, &insn_word);
@@ -279,7 +278,6 @@ examine_prologue (ip, limit, after_prolog_fp, fsr, fi)
next_ip = NEXT_PROLOGUE_INSN (next_ip, limit, &insn_word);
auto_depth += insn_word;
-
}
}
/* Work out which regs are stored where */
@@ -319,7 +317,6 @@ init_extra_frame_info (fromleaf, fi)
fi->args_pointer = 0; /* Unknown */
fi->locals_pointer = 0; /* Unknown */
fi->from_pc = 0;
-
}
/* Return the saved PC from this frame.
@@ -330,7 +327,6 @@ init_extra_frame_info (fromleaf, fi)
CORE_ADDR
frame_saved_pc (frame)
FRAME frame;
-
{
return frame->from_pc;
}
@@ -389,9 +385,7 @@ h8300_pop_frame ()
flush_cached_frames ();
set_current_frame (create_new_frame (read_register (FP_REGNUM),
read_pc ()));
-
}
-
}
void