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2004-02-04 Andrew Cagney <cagney@redhat.com>

Browse source 
Committed by Andrew Cagney.
	* mloopx.in: Update copyright.
	(xextract-pbb): Fixed trap for system calls operation in parallel.
	* mloop2.in (xextract-pbb): Ditto.
This commit is contained in:
Andrew Cagney 2004-02-04 22:05:37 +00:00
parent baf92889eb
commit df2a9ff479
3 changed files with 133 additions and 22 deletions
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7
sim/m32r/ChangeLog
View file

@ -1,3 +1,10 @@
2004-02-04 Andrew Cagney <cagney@redhat.com>
Committed by Andrew Cagney.
* mloopx.in: Update copyright.
(xextract-pbb): Fixed trap for system calls operation in parallel.
* mloop2.in (xextract-pbb): Ditto.
2003-12-19 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
* configure.in: Changed for dummy simulator of m32r-linux.

74
sim/m32r/mloop2.in
View file

@ -1,5 +1,6 @@
# Simulator main loop for m32r2. -*- C -*-
# Copyright (C) 1996, 1997, 1998, 2003 Free Software Foundation, Inc.
#
# Copyright 1996, 1997, 1998, 2003, 2004 Free Software Foundation, Inc.
#
# This file is part of GDB, the GNU debugger.
#
@ -289,15 +290,33 @@ cat <<EOF
{
if ((insn & 0x8000) != 0) /* parallel? */
{
/* Yep. Here's the "interesting" [sic] part. */
idesc = emit_parallel (current_cpu, pc, insn, sc, 1);
sc += 3;
max_insns -= 3;
int up_count;
if (((insn >> 16) & 0xfff0) == 0x10f0)
{
/* FIXME: No need to handle this sequentially if system
calls will be able to execute after second insn in
parallel. ( trap #num || insn ) */
/* insn */
idesc = emit_16 (current_cpu, pc + 2, insn & 0x7fff,
sc, 1, 0);
/* trap */
emit_16 (current_cpu, pc, insn >> 16, sc + 1, 1, 0);
up_count = 2;
}
else
{
/* Yep. Here's the "interesting" [sic] part. */
idesc = emit_parallel (current_cpu, pc, insn, sc, 1);
up_count = 3;
}
sc += up_count;
max_insns -= up_count;
icount += 2;
pc += 4;
if (IDESC_CTI_P (idesc))
{
SET_CTI_VPC (sc - 3);
SET_CTI_VPC (sc - up_count);
break;
}
}
@ -375,18 +394,51 @@ cat <<EOF
Only emit before/after handlers if necessary. */
if (trace_p || profile_p)
{
idesc = emit_full_parallel (current_cpu, pc, insn, sc,
trace_p, profile_p);
if (((insn >> 16) & 0xfff0) == 0x10f0)
{
/* FIXME: No need to handle this sequentially if
system calls will be able to execute after second
insn in parallel. ( trap #num || insn ) */
/* insn */
idesc = emit_full16 (current_cpu, pc + 2,
insn & 0x7fff, sc, 0, 0);
/* trap */
emit_full16 (current_cpu, pc, insn >> 16, sc + 3,
0, 0);
}
else
{
idesc = emit_full_parallel (current_cpu, pc, insn,
sc, trace_p, profile_p);
}
cti_sc = sc + 1;
sc += 6;
max_insns -= 6;
}
else
{
idesc = emit_parallel (current_cpu, pc, insn, sc, 0);
int up_count;
if (((insn >> 16) & 0xfff0) == 0x10f0)
{
/* FIXME: No need to handle this sequentially if
system calls will be able to execute after second
insn in parallel. ( trap #num || insn ) */
/* insn */
idesc = emit_16 (current_cpu, pc + 2, insn & 0x7fff,
sc, 0, 0);
/* trap */
emit_16 (current_cpu, pc, insn >> 16, sc + 1, 0, 0);
up_count = 2;
}
else
{
idesc = emit_parallel (current_cpu, pc, insn, sc, 0);
up_count = 3;
}
cti_sc = sc;
sc += 3;
max_insns -= 3;
sc += up_count;
max_insns -= up_count;
}
icount += 2;
pc += 4;

74
sim/m32r/mloopx.in
View file

@ -1,5 +1,6 @@
# Simulator main loop for m32rx. -*- C -*-
# Copyright (C) 1996, 1997, 1998 Free Software Foundation, Inc.
#
# Copyright 1996, 1997, 1998, 2004 Free Software Foundation, Inc.
#
# This file is part of the GNU Simulators.
#
@ -289,15 +290,33 @@ cat <<EOF
{
if ((insn & 0x8000) != 0) /* parallel? */
{
/* Yep. Here's the "interesting" [sic] part. */
idesc = emit_parallel (current_cpu, pc, insn, sc, 1);
sc += 3;
max_insns -= 3;
int up_count;
if (((insn >> 16) & 0xfff0) == 0x10f0)
{
/* FIXME: No need to handle this sequentially if system
calls will be able to execute after second insn in
parallel. ( trap #num || insn ) */
/* insn */
idesc = emit_16 (current_cpu, pc + 2, insn & 0x7fff,
sc, 1, 0);
/* trap */
emit_16 (current_cpu, pc, insn >> 16, sc + 1, 1, 0);
up_count = 2;
}
else
{
/* Yep. Here's the "interesting" [sic] part. */
idesc = emit_parallel (current_cpu, pc, insn, sc, 1);
up_count = 3;
}
sc += up_count;
max_insns -= up_count;
icount += 2;
pc += 4;
if (IDESC_CTI_P (idesc))
{
SET_CTI_VPC (sc - 3);
SET_CTI_VPC (sc - up_count);
break;
}
}
@ -375,18 +394,51 @@ cat <<EOF
Only emit before/after handlers if necessary. */
if (trace_p || profile_p)
{
idesc = emit_full_parallel (current_cpu, pc, insn, sc,
trace_p, profile_p);
if (((insn >> 16) & 0xfff0) == 0x10f0)
{
/* FIXME: No need to handle this sequentially if
system calls will be able to execute after second
insn in parallel. ( trap #num || insn ) */
/* insn */
idesc = emit_full16 (current_cpu, pc + 2,
insn & 0x7fff, sc, 0, 0);
/* trap */
emit_full16 (current_cpu, pc, insn >> 16, sc + 3,
0, 0);
}
else
{
idesc = emit_full_parallel (current_cpu, pc, insn,
sc, trace_p, profile_p);
}
cti_sc = sc + 1;
sc += 6;
max_insns -= 6;
}
else
{
idesc = emit_parallel (current_cpu, pc, insn, sc, 0);
int up_count;
if (((insn >> 16) & 0xfff0) == 0x10f0)
{
/* FIXME: No need to handle this sequentially if
system calls will be able to execute after second
insn in parallel. ( trap #num || insn ) */
/* insn */
idesc = emit_16 (current_cpu, pc + 2, insn & 0x7fff,
sc, 0, 0);
/* trap */
emit_16 (current_cpu, pc, insn >> 16, sc + 1, 0, 0);
up_count = 2;
}
else
{
idesc = emit_parallel (current_cpu, pc, insn, sc, 0);
up_count = 3;
}
cti_sc = sc;
sc += 3;
max_insns -= 3;
sc += up_count;
max_insns -= up_count;
}
icount += 2;
pc += 4;