From 0cfe451872bc8c5aa67c421d0f8bc8ece3a936ae Mon Sep 17 00:00:00 2001
From: Ulrich Drepper <drepper@redhat.com>
Date: Mon, 9 Apr 2001 04:45:39 +0000
Subject: [PATCH] Register dump code for Linux/CRIS.

---
 sysdeps/unix/sysv/linux/cris/register-dump.h | 117 +++++++++++++++++++++++++++
 1 file changed, 117 insertions(+)
 create mode 100644 sysdeps/unix/sysv/linux/cris/register-dump.h

diff --git a/sysdeps/unix/sysv/linux/cris/register-dump.h b/sysdeps/unix/sysv/linux/cris/register-dump.h
new file mode 100644
index 0000000..e8a52f7
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/cris/register-dump.h
@@ -0,0 +1,117 @@
+/* Dump registers.
+   Copyright (C) 1998, 2001 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#include <stddef.h>
+#include <sys/uio.h>
+#include <stdio-common/_itoa.h>
+
+/* We will print the register dump in this format:
+
+  R0: XXXXXXXX   R1: XXXXXXXX   R2: XXXXXXXX   R3: XXXXXXXX
+  R4: XXXXXXXX   R5: XXXXXXXX   R6: XXXXXXXX   R7: XXXXXXXX
+  R8: XXXXXXXX   R9: XXXXXXXX  R10: XXXXXXXX  R11: XXXXXXXX
+ R12: XXXXXXXX  R13: XXXXXXXX   SP: XXXXXXXX   PC: XXXXXXXX
+DCCR: XXXXXXXX  SRP: XXXXXXXX */
+
+static void
+hexvalue (unsigned long int value, char *buf, size_t len)
+{
+  char *cp = _itoa_word (value, buf + len, 16, 0);
+  while (cp > buf)
+    *--cp = '0';
+}
+
+static void register_dump (int fd, struct sigcontext *ctx)
+{
+  char regs[18][8];
+  struct iovec iov[36], *next_iov = iov;
+  struct pt_regs *rx = &ctx->regs;
+
+#define ADD_STRING(str) \
+  next_iov->iov_base = (char *) (str); \
+  next_iov->iov_len = strlen (str); \
+  ++next_iov
+#define ADD_MEM(str, len) \
+  next_iov->iov_base = (str); \
+  next_iov->iov_len = (len); \
+  ++next_iov
+
+  /* Generate strings of register contents.  */
+  hexvalue (rx->r0, regs[0], 8);
+  hexvalue (rx->r1, regs[1], 8);
+  hexvalue (rx->r2, regs[2], 8);
+  hexvalue (rx->r3, regs[3], 8);
+  hexvalue (rx->r4, regs[4], 8);
+  hexvalue (rx->r5, regs[5], 8);
+  hexvalue (rx->r6, regs[6], 8);
+  hexvalue (rx->r7, regs[7], 8);
+  hexvalue (rx->r8, regs[8], 8);
+  hexvalue (rx->r9, regs[9], 8);
+  hexvalue (rx->r10, regs[10], 8);
+  hexvalue (rx->r11, regs[11], 8);
+  hexvalue (rx->r12, regs[12], 8);
+  hexvalue (rx->r13, regs[13], 8);
+  hexvalue (ctx->usp, regs[14], 8);
+  hexvalue (rx->irp, regs[17], 8);
+  hexvalue (rx->dccr, regs[15], 8);
+  hexvalue (rx->srp, regs[16], 8);
+
+  /* Generate the output.  */
+  ADD_STRING ("Register dump:\n\n  R0: ");
+  ADD_MEM (regs[0], 8);
+  ADD_STRING ("  R1: ");
+  ADD_MEM (regs[1], 8);
+  ADD_STRING ("  R2: ");
+  ADD_MEM (regs[2], 8);
+  ADD_STRING ("  R3: ");
+  ADD_MEM (regs[3], 8);
+  ADD_STRING ("\n  R4: ");
+  ADD_MEM (regs[4], 8);
+  ADD_STRING ("  R5: ");
+  ADD_MEM (regs[5], 8);
+  ADD_STRING ("  R6: ");
+  ADD_MEM (regs[6], 8);
+  ADD_STRING ("  R7: ");
+  ADD_MEM (regs[7], 8);
+  ADD_STRING ("\n  R8: ");
+  ADD_MEM (regs[8], 8);
+  ADD_STRING ("  R9: ");
+  ADD_MEM (regs[9], 8);
+  ADD_STRING (" R10: ");
+  ADD_MEM (regs[10], 8);
+  ADD_STRING (" R11: ");
+  ADD_MEM (regs[11], 8);
+  ADD_STRING ("\n R12: ");
+  ADD_MEM (regs[12], 8);
+  ADD_STRING (" R13: ");
+  ADD_MEM (regs[13], 8);
+  ADD_STRING ("  SP: ");
+  ADD_MEM (regs[14], 8);
+  ADD_STRING ("  PC: ");
+  ADD_MEM (regs[17], 8);
+  ADD_STRING ("\nDCCR: ");
+  ADD_MEM (regs[15], 8);
+  ADD_STRING (" SRP: ");
+  ADD_MEM (regs[16], 4);
+
+  /* Write the stuff out.  */
+  writev (fd, iov, next_iov - iov);
+}
+
+#define REGISTER_DUMP register_dump (fd, ctx)
-- 
2.7.4