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always keep SH4 support now (& remove an unused variable decl)

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This commit is contained in:
Stan Shebs
1998-03-17 01:09:27 +00:00
parent fb9e431635
commit 4c95336d9f
3 changed files with 1 additions and 42 deletions
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27
gdb/.Sanitize
View File

@@ -512,33 +512,6 @@ else
done
fi
if ( echo $* | grep keep\-sh4 > /dev/null ) ; then
for i in * ; do
if test ! -d $i && (grep sanitize-sh4 $i > /dev/null) ; then
if [ -n "${verbose}" ] ; then
echo Keeping sh4 stuff in $i
fi
fi
done
else
for i in * ; do
if test ! -d $i && (grep sanitize-sh4 $i > /dev/null) ; then
if [ -n "${verbose}" ] ; then
echo Removing traces of \"sh4\" from $i...
fi
cp $i new
sed '/start\-sanitize\-sh4/,/end-\sanitize\-sh4/d' < $i > new
if [ -n "${safe}" -a ! -f .Recover/$i ] ; then
if [ -n "${verbose}" ] ; then
echo Caching $i in .Recover...
fi
mv $i .Recover
fi
mv new $i
fi
done
fi
if ( echo $* | grep keep\-vr4320 > /dev/null ) ; then
for i in * ; do
if test ! -d $i && (grep sanitize-vr4320 $i > /dev/null) ; then

2
gdb/ChangeLog-97
View File

@@ -1456,7 +1456,6 @@ Fri Jun 27 19:19:12 1997 Michael Snyder (msnyder@cleaver.cygnus.com)
(mips_store_return_value): handle values smaller than MIPS_REGSIZE
(including structs, if gdb ever allows it).
start-sanitize-sh4
Fri Jun 20 17:58:34 1997 Fred Fish <fnf@cygnus.com>
* sh-tdep.c (sh_skip_prologue): Also recognize fmov insns.
@@ -1464,7 +1463,6 @@ Fri Jun 20 17:58:34 1997 Fred Fish <fnf@cygnus.com>
stack push count accordingly.
* sh-tdep.c (IS_FMOV, FPSCR_SZ): New defines
end-sanitize-sh4
Thu Jun 19 08:18:48 1997 Mark Alexander <marka@cygnus.com>
* utils.c (floatformat_from_doublest): Improve test for infinity.

14
gdb/sh-tdep.c
View File

@@ -1,5 +1,5 @@
/* Target-dependent code for Hitachi Super-H, for GDB.
Copyright (C) 1993, 1994, 1995, 1996 Free Software Foundation, Inc.
Copyright 1993, 1994, 1995, 1996, 1997, 1998 Free Software Foundation, Inc.
This file is part of GDB.
@@ -35,8 +35,6 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
#include "inferior.h" /* for BEFORE_TEXT_END etc. */
#include "gdb_string.h"
extern int remote_write_size; /* in remote.c */
/* A set of original names, to be used when restoring back to generic
registers from a specific set. */
@@ -85,9 +83,7 @@ struct {
{ sh_reg_names, bfd_mach_sh },
{ sh3_reg_names, bfd_mach_sh3 },
{ sh3e_reg_names, bfd_mach_sh3e },
/* start-sanitize-sh4 */
{ sh3e_reg_names, bfd_mach_sh4 },
/* end-sanitize-sh4 */
{ NULL, 0 }
};
@@ -106,10 +102,8 @@ struct {
#define IS_MOV_R3(x) (((x) & 0xff00) == 0x1a00)
#define IS_SHLL_R3(x) ((x) == 0x4300)
#define IS_ADD_R3SP(x) ((x) == 0x3f3c)
/* start-sanitize-sh4 */
#define IS_FMOV(x) (((x) & 0xf00f) == 0xf00b)
#define FPSCR_SZ (1 << 20)
/* end-sanitize-sh4 */
/* Skip any prologue before the guts of a function */
@@ -121,9 +115,7 @@ sh_skip_prologue (start_pc)
w = read_memory_integer (start_pc, 2);
while (IS_STS (w)
/* start-sanitize-sh4 */
|| IS_FMOV (w)
/* end-sanitize-sh4 */
|| IS_PUSH (w)
|| IS_MOV_SP_FP (w)
|| IS_MOV_R3 (w)
@@ -288,7 +280,6 @@ sh_frame_find_saved_regs (fi, fsr)
depth -= ((insn & 0xff) ^ 0x80) - 0x80;
insn = read_memory_integer (pc, 2);
}
/* start-sanitize-sh4 */
else if (IS_FMOV (insn))
{
pc += 2;
@@ -302,7 +293,6 @@ sh_frame_find_saved_regs (fi, fsr)
depth += 4;
}
}
/* end-sanitize-sh4 */
else
break;
}
@@ -618,11 +608,9 @@ sh_show_regs (args, from_tty)
cpu = target_architecture->mach;
else
cpu = 0;
/* start-sanitize-sh4 */
/* FIXME: sh4 has more registers */
if (cpu == bfd_mach_sh4)
cpu = bfd_mach_sh3;
/* end-sanitize-sh4 */
printf_filtered ("PC=%08x SR=%08x PR=%08x MACH=%08x MACHL=%08x\n",
read_register (PC_REGNUM),