merge of 2cc527e6d8c8ff19dab478f7d12e58f1cfa6d6f5

     and 7b542932f3e2947183b45bdbf39d448f457da9fd

1 files changed, 147 insertions, 0 deletions

diff --git a/backends/ppc_regs.c b/backends/ppc_regs.c
new file mode 100644
index 00000000..76a36624
--- /dev/null
+++ b/backends/ppc_regs.c
@@ -0,0 +1,147 @@
+/* Register names and numbers for PowerPC DWARF.
+   Copyright (C) 2005 Red Hat, Inc.
+
+   This program is Open Source software; you can redistribute it and/or
+   modify it under the terms of the Open Software License version 1.0 as
+   published by the Open Source Initiative.
+
+   You should have received a copy of the Open Software License along
+   with this program; if not, you may obtain a copy of the Open Software
+   License version 1.0 from http://www.opensource.org/licenses/osl.php or
+   by writing the Open Source Initiative c/o Lawrence Rosen, Esq.,
+   3001 King Ranch Road, Ukiah, CA 95482.   */
+
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+#include <string.h>
+
+#define BACKEND ppc_
+#include "libebl_CPU.h"
+
+ssize_t
+ppc_register_name (Ebl *ebl __attribute__ ((unused)),
+		   int regno, char *name, size_t namelen,
+		   const char **prefix, const char **setname)
+{
+  if (name == NULL)
+    return 1156;
+
+  if (regno < 0 || regno > 1155 || namelen < 7)
+    return -1;
+
+  *prefix = NULL;
+
+  if (regno < 32 || regno == 64 || regno == 66)
+    *setname = "integer";
+  else if (regno < 64 || regno == 65)
+    *setname = "FPU";
+  else if (regno < 1124)
+    *setname = "privileged";
+  else
+    *setname = "vector";
+
+  switch (regno)
+    {
+    case 0 ... 9:
+      name[0] = 'r';
+      name[1] = regno + '0';
+      namelen = 2;
+      break;
+
+    case 10 ... 31:
+      name[0] = 'r';
+      name[1] = regno / 10 + '0';
+      name[2] = regno % 10 + '0';
+      namelen = 3;
+      break;
+
+    case 32 + 0 ... 32 + 9:
+      name[0] = 'f';
+      name[1] = (regno - 32) + '0';
+      namelen = 2;
+      break;
+
+    case 32 + 10 ... 32 + 31:
+      name[0] = 'f';
+      name[1] = (regno - 32) / 10 + '0';
+      name[2] = (regno - 32) % 10 + '0';
+      namelen = 3;
+      break;
+
+    case 64:
+      return stpcpy (name, "cr") - name;
+    case 65:
+      return stpcpy (name, "fpscr") - name;
+    case 66:
+      return stpcpy (name, "msr") - name;
+
+    case 70 + 0 ... 70 + 9:
+      name[0] = 's';
+      name[1] = 'r';
+      name[2] = (regno - 70) + '0';
+      namelen = 3;
+      break;
+
+    case 70 + 10 ... 70 + 15:
+      name[0] = 's';
+      name[1] = 'r';
+      name[2] = (regno - 70) / 10 + '0';
+      name[3] = (regno - 70) % 10 + '0';
+      namelen = 4;
+      break;
+
+    case 100 ... 109:
+      name[0] = 's';
+      name[1] = 'p';
+      name[2] = 'r';
+      name[3] = (regno - 100) + '0';
+      namelen = 4;
+      break;
+
+    case 110 ... 199:
+      name[0] = 's';
+      name[1] = 'p';
+      name[2] = 'r';
+      name[3] = (regno - 100) / 10 + '0';
+      name[4] = (regno - 100) % 10 + '0';
+      namelen = 5;
+      break;
+
+    case 200 ... 999:
+      name[0] = 's';
+      name[1] = 'p';
+      name[2] = 'r';
+      name[3] = (regno - 100) / 100 + '0';
+      name[4] = ((regno - 100) % 100 / 10) + '0';
+      name[5] = (regno - 100) % 10 + '0';
+      namelen = 6;
+      break;
+
+    case 1124 + 0 ... 1124 + 9:
+      name[0] = 'v';
+      name[1] = 'r';
+      name[2] = (regno - 1124) + '0';
+      namelen = 3;
+      break;
+
+    case 1124 + 10 ... 1124 + 31:
+      name[0] = 'v';
+      name[1] = 'r';
+      name[2] = (regno - 1124) / 10 + '0';
+      name[3] = (regno - 1124) % 10 + '0';
+      namelen = 4;
+      break;
+
+    default:
+      *setname = NULL;
+      return 0;
+    }
+
+  name[namelen++] = '\0';
+  return namelen;
+}
+
+__typeof (ppc_register_name)
+     ppc64_register_name __attribute__ ((alias ("ppc_register_name")));