[PPC32] First check-in to add preliminary support for Linux/PPC32.

2024-11-05 01:09:27 +01:00 · 2007-09-12 21:52:25 -06:00 · 2007-09-12 21:52:25 -06:00 · 4499bb29a6
commit 4499bb29a6
parent 6d75df39b5
45 changed files with 2451 additions and 201 deletions
--- a/Makefile.am
+++ b/Makefile.am
@ -10,9 +10,13 @@ else
 if ARCH_X86_64
 include_HEADERS_tdep = include/libunwind-x86_64.h
 else
+if ARCH_PPC32
+include_HEADERS_tdep = include/libunwind-ppc32.h
+else
 if ARCH_PPC64
 include_HEADERS_tdep = include/libunwind-ppc64.h
 endif # ARCH_PPC64
+endif # ARCH_PPC32
 endif # ARCH_X86_64
 endif # ARCH_X86
 endif # ARCH_HPPA
@ -46,6 +50,7 @@ EXTRA_DIST = include/dwarf.h include/dwarf_i.h include/dwarf-eh.h	\
 	include/libunwind-x86_64.h include/tdep-x86_64/libunwind_i.h	\
 	include/tdep-x86_64/jmpbuf.h include/tdep-x86_64/dwarf-config.h \
 	include/libunwind-ppc64.h include/tdep-ppc64/dwarf-config.h     \
+	include/tdep-ppc32/jmpbuf.h include/tdep-ppc32/libunwind_i.h	\
 	include/tdep-ppc64/jmpbuf.h include/tdep-ppc64/libunwind_i.h

 DISTCLEANFILES = include/libunwind.h include/tdep
--- a/Makefile.in
+++ b/Makefile.in
@ -65,10 +65,11 @@ RECURSIVE_TARGETS = all-recursive check-recursive dvi-recursive \
 	pdf-recursive ps-recursive uninstall-info-recursive \
 	uninstall-recursive
 am__include_HEADERS_DIST = include/libunwind-ppc64.h \
-	include/libunwind-x86_64.h include/libunwind-x86.h \
-	include/libunwind-hppa.h include/libunwind-ia64.h \
-	include/libunwind-dynamic.h include/libunwind-ptrace.h \
-	include/libunwind.h include/unwind.h
+	include/libunwind-ppc32.h include/libunwind-x86_64.h \
+	include/libunwind-x86.h include/libunwind-hppa.h \
+	include/libunwind-ia64.h include/libunwind-dynamic.h \
+	include/libunwind-ptrace.h include/libunwind.h \
+	include/unwind.h
 am__vpath_adj_setup = srcdirstrip=`echo "$(srcdir)" | sed 's|.|.|g'`;
 am__vpath_adj = case $$p in \
    $(srcdir)/*) f=`echo "$$p" | sed "s|^$$srcdirstrip/||"`;; \
@ -232,7 +233,8 @@ target_alias = @target_alias@
 target_cpu = @target_cpu@
 target_os = @target_os@
 target_vendor = @target_vendor@
-@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_PPC64_TRUE@@ARCH_X86_64_FALSE@@ARCH_X86_FALSE@include_HEADERS_tdep = include/libunwind-ppc64.h
+@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_PPC32_FALSE@@ARCH_PPC64_TRUE@@ARCH_X86_64_FALSE@@ARCH_X86_FALSE@include_HEADERS_tdep = include/libunwind-ppc64.h
+@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_PPC32_TRUE@@ARCH_X86_64_FALSE@@ARCH_X86_FALSE@include_HEADERS_tdep = include/libunwind-ppc32.h
@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_X86_64_TRUE@@ARCH_X86_FALSE@include_HEADERS_tdep = include/libunwind-x86_64.h
@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_X86_TRUE@include_HEADERS_tdep = include/libunwind-x86.h
@ARCH_HPPA_TRUE@@ARCH_IA64_FALSE@include_HEADERS_tdep = include/libunwind-hppa.h
@ -260,6 +262,7 @@ EXTRA_DIST = include/dwarf.h include/dwarf_i.h include/dwarf-eh.h	\
 	include/libunwind-x86_64.h include/tdep-x86_64/libunwind_i.h	\
 	include/tdep-x86_64/jmpbuf.h include/tdep-x86_64/dwarf-config.h \
 	include/libunwind-ppc64.h include/tdep-ppc64/dwarf-config.h     \
+	include/tdep-ppc32/jmpbuf.h include/tdep-ppc32/libunwind_i.h	\
 	include/tdep-ppc64/jmpbuf.h include/tdep-ppc64/libunwind_i.h

 DISTCLEANFILES = include/libunwind.h include/tdep
@ -498,7 +501,7 @@ distclean-tags:
 distdir: $(DISTFILES)
 	$(am__remove_distdir)
 	mkdir $(distdir)
-	$(mkdir_p) $(distdir)/config $(distdir)/doc $(distdir)/include $(distdir)/include/tdep-hppa $(distdir)/include/tdep-ia64 $(distdir)/include/tdep-ppc64 $(distdir)/include/tdep-x86 $(distdir)/include/tdep-x86_64 $(distdir)/tests
+	$(mkdir_p) $(distdir)/config $(distdir)/doc $(distdir)/include $(distdir)/include/tdep-hppa $(distdir)/include/tdep-ia64 $(distdir)/include/tdep-ppc32 $(distdir)/include/tdep-ppc64 $(distdir)/include/tdep-x86 $(distdir)/include/tdep-x86_64 $(distdir)/tests
 	@srcdirstrip=`echo "$(srcdir)" | sed 's|.|.|g'`; \
 	topsrcdirstrip=`echo "$(top_srcdir)" | sed 's|.|.|g'`; \
 	list='$(DISTFILES)'; for file in $$list; do \
--- a/include/libunwind-ppc32.h
+++ b/include/libunwind-ppc32.h
@ -0,0 +1,226 @@
+/* libunwind - a platform-independent unwind library
+   Copyright (C) 2006-2007 IBM
+   Contributed by
+     Corey Ashford <cjashfor@us.ibm.com>
+     Jose Flavio Aguilar Paulino <jflavio@br.ibm.com> <joseflavio@gmail.com>
+
+   Copied from libunwind-x86_64.h, modified slightly for building
+   frysk successfully on ppc64, by Wu Zhou <woodzltc@cn.ibm.com>
+   Will be replaced when libunwind is ready on ppc64 platform.
+
+This file is part of libunwind.
+
+Permission is hereby granted, free of charge, to any person obtaining
+a copy of this software and associated documentation files (the
+"Software"), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sublicense, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to
+the following conditions:
+
+The above copyright notice and this permission notice shall be
+included in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.  */
+
+#ifndef LIBUNWIND_H
+#define LIBUNWIND_H
+
+#if defined(__cplusplus) || defined(c_plusplus)
+extern "C" {
+#endif
+
+#include <inttypes.h>
+#include <ucontext.h>
+
+#define UNW_TARGET		ppc32
+#define UNW_TARGET_PPC32	1
+
+#define _U_TDEP_QP_TRUE	0	/* see libunwind-dynamic.h  */
+
+/*
+ * This needs to be big enough to accommodate "struct cursor", while
+ * leaving some slack for future expansion.  Changing this value will
+ * require recompiling all users of this library.  Stack allocation is
+ * relatively cheap and unwind-state copying is relatively rare, so we want
+ * to err on making it rather too big than too small.
+ *
+ * To simplify this whole process, we are at least initially taking the
+ * tack that UNW_PPC32_* map straight across to the .eh_frame column register
+ * numbers.  These register numbers come from gcc's source in
+ * gcc/config/rs6000/rs6000.h
+ *
+ * UNW_TDEP_CURSOR_LEN is in terms of unw_word_t size.  Since we have 115
+ * elements in the loc array, each sized 2 * unw_word_t, plus the rest of
+ * the cursor struct, this puts us at about 2 * 115 + 40 = 270.  Let's
+ * round that up to 280.
+ */
+
+#define UNW_TDEP_CURSOR_LEN 280
+
+#if __WORDSIZE==32
+typedef uint32_t unw_word_t;
+typedef int32_t unw_sword_t;
+#else
+typedef uint64_t unw_word_t;
+typedef int64_t unw_sword_t;
+#endif
+
+typedef long double unw_tdep_fpreg_t;
+
+typedef enum
+  {
+    UNW_PPC32_R0,
+    UNW_PPC32_R1, /* called STACK_POINTER in gcc */
+    UNW_PPC32_R2,
+    UNW_PPC32_R3,
+    UNW_PPC32_R4,
+    UNW_PPC32_R5,
+    UNW_PPC32_R6,
+    UNW_PPC32_R7,
+    UNW_PPC32_R8,
+    UNW_PPC32_R9,
+    UNW_PPC32_R10,
+    UNW_PPC32_R11, /* called STATIC_CHAIN in gcc */
+    UNW_PPC32_R12,
+    UNW_PPC32_R13,
+    UNW_PPC32_R14,
+    UNW_PPC32_R15,
+    UNW_PPC32_R16,
+    UNW_PPC32_R17,
+    UNW_PPC32_R18,
+    UNW_PPC32_R19,
+    UNW_PPC32_R20,
+    UNW_PPC32_R21,
+    UNW_PPC32_R22,
+    UNW_PPC32_R23,
+    UNW_PPC32_R24,
+    UNW_PPC32_R25,
+    UNW_PPC32_R26,
+    UNW_PPC32_R27,
+    UNW_PPC32_R28,
+    UNW_PPC32_R29,
+    UNW_PPC32_R30,
+    UNW_PPC32_R31, /* called HARD_FRAME_POINTER in gcc */
+
+    UNW_PPC32_F0 = 32,
+    UNW_PPC32_F1,
+    UNW_PPC32_F2,
+    UNW_PPC32_F3,
+    UNW_PPC32_F4,
+    UNW_PPC32_F5,
+    UNW_PPC32_F6,
+    UNW_PPC32_F7,
+    UNW_PPC32_F8,
+    UNW_PPC32_F9,
+    UNW_PPC32_F10,
+    UNW_PPC32_F11,
+    UNW_PPC32_F12,
+    UNW_PPC32_F13,
+    UNW_PPC32_F14,
+    UNW_PPC32_F15,
+    UNW_PPC32_F16,
+    UNW_PPC32_F17,
+    UNW_PPC32_F18,
+    UNW_PPC32_F19,
+    UNW_PPC32_F20,
+    UNW_PPC32_F21,
+    UNW_PPC32_F22,
+    UNW_PPC32_F23,
+    UNW_PPC32_F24,
+    UNW_PPC32_F25,
+    UNW_PPC32_F26,
+    UNW_PPC32_F27,
+    UNW_PPC32_F28,
+    UNW_PPC32_F29,
+    UNW_PPC32_F30,
+    UNW_PPC32_F31,
+
+/* Note that there doesn't appear to be an .eh_frame register column
+       for the FPSCR register.  I don't know why this is.  Since .eh_frame
+       info is what this implementation uses for unwinding, we have no way
+       to unwind this register, and so we will not expose an FPSCR register
+       number in the libunwind API.
+     */
+
+    UNW_PPC32_LR = 65,
+    UNW_PPC32_CTR = 66,
+    UNW_PPC32_ARG_POINTER = 67,
+
+    UNW_PPC32_CR0 = 68,
+    UNW_PPC32_CR1,
+    UNW_PPC32_CR2,
+    UNW_PPC32_CR3,
+    UNW_PPC32_CR4,
+
+    /* CR5 .. CR7 are currently unused */
+    UNW_PPC32_CR5,
+    UNW_PPC32_CR6,
+    UNW_PPC32_CR7,
+
+    UNW_PPC32_XER = 76,
+
+    UNW_PPC32_VRSAVE = 109,
+    UNW_PPC32_VSCR = 110,
+    UNW_PPC32_SPE_ACC = 111,
+    UNW_PPC32_SPEFSCR = 112,
+
+    /* frame info (read-only) */
+    UNW_PPC32_FRAME_POINTER,
+    UNW_PPC32_NIP,
+
+
+    UNW_TDEP_LAST_REG = UNW_PPC32_NIP,
+
+    UNW_TDEP_IP = UNW_PPC32_NIP,
+    UNW_TDEP_SP = UNW_PPC32_R1,
+    UNW_TDEP_EH = UNW_PPC32_R12
+  }
+ppc32_regnum_t;
+
+/*
+ * According to David Edelsohn, GNU gcc uses R3, R4, R5, and maybe R6 for
+ * passing parameters to exception handlers.
+ */
+
+#define UNW_TDEP_NUM_EH_REGS	4
+
+typedef struct unw_tdep_save_loc
+  {
+    /* Additional target-dependent info on a save location.  */
+  }
+unw_tdep_save_loc_t;
+
+/* On ppc, we can directly use ucontext_t as the unwind context.  */
+typedef ucontext_t unw_tdep_context_t;
+
+/* XXX this is not ideal: an application should not be prevented from
+   using the "getcontext" name just because it's using libunwind.  We
+   can't just use __getcontext() either, because that isn't exported
+   by glibc...  */
+#define unw_tdep_getcontext(uc)		(getcontext (uc), 0)
+
+#include "libunwind-dynamic.h"
+
+typedef struct
+  {
+    /* no ppc32-specific auxiliary proc-info */
+  }
+unw_tdep_proc_info_t;
+
+#include "libunwind-common.h"
+
+#define unw_tdep_is_fpreg		UNW_ARCH_OBJ(is_fpreg)
+extern int unw_tdep_is_fpreg (int);
+
+#if defined(__cplusplus) || defined(c_plusplus)
+}
+#endif
+
+#endif /* LIBUNWIND_H */
--- a/include/tdep-ppc32/dwarf-config.h
+++ b/include/tdep-ppc32/dwarf-config.h
@ -0,0 +1,56 @@
+/* libunwind - a platform-independent unwind library
+   Copyright (C) 2006-2007 IBM
+   Contributed by
+     Corey Ashford <cjashfor@us.ibm.com>
+     Jose Flavio Aguilar Paulino <jflavio@br.ibm.com> <joseflavio@gmail.com>
+
+   Copied from libunwind-x86_64.h, modified slightly for building
+   frysk successfully on ppc64, by Wu Zhou <woodzltc@cn.ibm.com>
+   Will be replaced when libunwind is ready on ppc64 platform.
+
+This file is part of libunwind.
+
+Permission is hereby granted, free of charge, to any person obtaining
+a copy of this software and associated documentation files (the
+"Software"), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sublicense, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to
+the following conditions:
+
+The above copyright notice and this permission notice shall be
+included in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.  */
+
+#ifndef dwarf_config_h
+#define dwarf_config_h
+
+/* For PPC64, 48 GPRs + 33 FPRs + 33 AltiVec + 1 SPE  */
+#define DWARF_NUM_PRESERVED_REGS	115
+
+#define DWARF_REGNUM_MAP_LENGTH		115
+
+/* Return TRUE if the ADDR_SPACE uses big-endian byte-order.  */
+#define dwarf_is_big_endian(addr_space) 1
+
+/* Convert a pointer to a dwarf_cursor structure to a pointer to
+   unw_cursor_t.  */
+#define dwarf_to_cursor(c)	((unw_cursor_t *) (c))
+
+typedef struct dwarf_loc
+  {
+    unw_word_t val;
+#ifndef UNW_LOCAL_ONLY
+    unw_word_t type;		/* see X86_LOC_TYPE_* macros.  */
+#endif
+  }
+dwarf_loc_t;
+
+#endif /* dwarf_config_h */
--- a/include/tdep-ppc32/jmpbuf.h
+++ b/include/tdep-ppc32/jmpbuf.h
@ -0,0 +1,37 @@
+/* libunwind - a platform-independent unwind library
+   Copyright (C) 2006-2007 IBM
+   Contributed by
+     Corey Ashford <cjashfor@us.ibm.com>
+     Jose Flavio Aguilar Paulino <jflavio@br.ibm.com> <joseflavio@gmail.com>
+
+   Copied from libunwind-x86_64.h, modified slightly for building
+   frysk successfully on ppc64, by Wu Zhou <woodzltc@cn.ibm.com>
+   Will be replaced when libunwind is ready on ppc64 platform.
+
+This file is part of libunwind.
+
+Permission is hereby granted, free of charge, to any person obtaining
+a copy of this software and associated documentation files (the
+"Software"), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sublicense, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to
+the following conditions:
+
+The above copyright notice and this permission notice shall be
+included in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.  */
+
+/* Use glibc's jump-buffer indices; NPTL peeks at SP: */
+
+#define JB_SP		6
+#define JB_RP		7
+#define JB_MASK_SAVED	8
+#define JB_MASK		9
--- a/include/tdep-ppc32/libunwind_i.h
+++ b/include/tdep-ppc32/libunwind_i.h
@ -0,0 +1,299 @@
+/* libunwind - a platform-independent unwind library
+   Copyright (C) 2006-2007 IBM
+   Contributed by
+     Corey Ashford <cjashfor@us.ibm.com>
+     Jose Flavio Aguilar Paulino <jflavio@br.ibm.com> <joseflavio@gmail.com>
+
+   Copied from libunwind-x86_64.h, modified slightly for building
+   frysk successfully on ppc64, by Wu Zhou <woodzltc@cn.ibm.com>
+   Will be replaced when libunwind is ready on ppc64 platform.
+
+This file is part of libunwind.
+
+Permission is hereby granted, free of charge, to any person obtaining
+a copy of this software and associated documentation files (the
+"Software"), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sublicense, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to
+the following conditions:
+
+The above copyright notice and this permission notice shall be
+included in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.  */
+
+#ifndef PPC32_LIBUNWIND_I_H
+#define PPC32_LIBUNWIND_I_H
+
+/* Target-dependent definitions that are internal to libunwind but need
+   to be shared with target-independent code.  */
+
+#include <stdlib.h>
+#include <libunwind.h>
+
+#include "elf32.h"
+#include "mempool.h"
+#include "dwarf.h"
+
+struct unw_addr_space
+{
+  struct unw_accessors acc;
+  unw_caching_policy_t caching_policy;
+#ifdef HAVE_ATOMIC_OPS_H
+  AO_t cache_generation;
+#else
+  uint32_t cache_generation;
+#endif
+  unw_word_t dyn_generation;	/* see dyn-common.h */
+  unw_word_t dyn_info_list_addr;	/* (cached) dyn_info_list_addr */
+  struct dwarf_rs_cache global_cache;
+  int validate;
+};
+
+struct cursor
+{
+  struct dwarf_cursor dwarf;	/* must be first */
+
+  /* Format of sigcontext structure and address at which it is
+     stored: */
+  enum
+  {
+    PPC_SCF_NONE,		/* no signal frame encountered */
+    PPC_SCF_LINUX_RT_SIGFRAME	/* POSIX ucontext_t */
+  }
+  sigcontext_format;
+  unw_word_t sigcontext_addr;
+};
+
+#define DWARF_GET_LOC(l)	((l).val)
+
+#ifdef UNW_LOCAL_ONLY
+# define DWARF_NULL_LOC		DWARF_LOC (0, 0)
+# define DWARF_IS_NULL_LOC(l)	(DWARF_GET_LOC (l) == 0)
+# define DWARF_LOC(r, t)	((dwarf_loc_t) { .val = (r) })
+# define DWARF_IS_REG_LOC(l)	0
+# define DWARF_IS_FP_LOC(l)	0
+# define DWARF_IS_V_LOC(l)	0
+# define DWARF_MEM_LOC(c,m)	DWARF_LOC ((m), 0)
+# define DWARF_REG_LOC(c,r)	(DWARF_LOC((unw_word_t)			     \
+				 tdep_uc_addr((c)->as_arg, (r)), 0))
+# define DWARF_FPREG_LOC(c,r)	(DWARF_LOC((unw_word_t)			     \
+				 tdep_uc_addr((c)->as_arg, (r)), 0))
+# define DWARF_VREG_LOC(c,r)	(DWARF_LOC((unw_word_t)			     \
+				 tdep_uc_addr((c)->as_arg, (r)), 0))
+#else /* !UNW_LOCAL_ONLY */
+
+# define DWARF_LOC_TYPE_FP	(1 << 0)
+# define DWARF_LOC_TYPE_REG	(1 << 1)
+# define DWARF_LOC_TYPE_V	(1 << 2)
+# define DWARF_NULL_LOC		DWARF_LOC (0, 0)
+# define DWARF_IS_NULL_LOC(l)						\
+		({ dwarf_loc_t _l = (l); _l.val == 0 && _l.type == 0; })
+# define DWARF_LOC(r, t)	((dwarf_loc_t) { .val = (r), .type = (t) })
+# define DWARF_IS_REG_LOC(l)	(((l).type & DWARF_LOC_TYPE_REG) != 0)
+# define DWARF_IS_FP_LOC(l)	(((l).type & DWARF_LOC_TYPE_FP) != 0)
+# define DWARF_IS_V_LOC(l)	(((l).type & DWARF_LOC_TYPE_V) != 0)
+# define DWARF_MEM_LOC(c,m)	DWARF_LOC ((m), 0)
+# define DWARF_REG_LOC(c,r)	DWARF_LOC((r), DWARF_LOC_TYPE_REG)
+# define DWARF_FPREG_LOC(c,r)	DWARF_LOC((r), (DWARF_LOC_TYPE_REG	\
+						| DWARF_LOC_TYPE_FP))
+# define DWARF_VREG_LOC(c,r)	DWARF_LOC((r), (DWARF_LOC_TYPE_REG	\
+						| DWARF_LOC_TYPE_V))
+
+#endif /* !UNW_LOCAL_ONLY */
+
+static inline int
+dwarf_getvr (struct dwarf_cursor *c, dwarf_loc_t loc, unw_fpreg_t * val)
+{
+  unw_word_t *valp = (unw_word_t *) val;
+  unw_word_t addr;
+  int ret;
+
+  if (DWARF_IS_NULL_LOC (loc))
+    return -UNW_EBADREG;
+
+  assert (DWARF_IS_V_LOC (loc));
+  assert (!DWARF_IS_FP_LOC (loc));
+
+  if (DWARF_IS_REG_LOC (loc))
+    return (*c->as->acc.access_fpreg) (c->as, DWARF_GET_LOC (loc),
+				      val, 0, c->as_arg);
+
+  addr = DWARF_GET_LOC (loc);
+
+  if ((ret = (*c->as->acc.access_mem) (c->as, addr + 0, valp,
+				       0, c->as_arg)) < 0)
+    return ret;
+
+  return (*c->as->acc.access_mem) (c->as, addr + 8, valp + 1, 0, c->as_arg);
+}
+
+static inline int
+dwarf_putvr (struct dwarf_cursor *c, dwarf_loc_t loc, unw_fpreg_t val)
+{
+  unw_word_t *valp = (unw_word_t *) & val;
+  unw_word_t addr;
+  int ret;
+
+  if (DWARF_IS_NULL_LOC (loc))
+    return -UNW_EBADREG;
+
+  assert (DWARF_IS_V_LOC (loc));
+  assert (!DWARF_IS_FP_LOC (loc));
+
+  if (DWARF_IS_REG_LOC (loc))
+    return (*c->as->acc.access_fpreg) (c->as, DWARF_GET_LOC (loc),
+				      &val, 1, c->as_arg);
+
+  addr = DWARF_GET_LOC (loc);
+  if ((ret = (*c->as->acc.access_mem) (c->as, addr + 0, valp,
+				       1, c->as_arg)) < 0)
+    return ret;
+
+  return (*c->as->acc.access_mem) (c->as, addr + 8, valp + 1, 1, c->as_arg);
+}
+
+static inline int
+dwarf_getfp (struct dwarf_cursor *c, dwarf_loc_t loc, unw_fpreg_t * val)
+{
+  unw_word_t *valp = (unw_word_t *) val;
+  unw_word_t addr;
+
+  if (DWARF_IS_NULL_LOC (loc))
+    return -UNW_EBADREG;
+
+  assert (DWARF_IS_FP_LOC (loc));
+  assert (!DWARF_IS_V_LOC (loc));
+
+  if (DWARF_IS_REG_LOC (loc))
+    return (*c->as->acc.access_fpreg) (c->as, DWARF_GET_LOC (loc),
+				       val, 0, c->as_arg);
+
+  addr = DWARF_GET_LOC (loc);
+  return (*c->as->acc.access_mem) (c->as, addr + 0, valp, 0, c->as_arg);
+
+}
+
+static inline int
+dwarf_putfp (struct dwarf_cursor *c, dwarf_loc_t loc, unw_fpreg_t val)
+{
+  unw_word_t *valp = (unw_word_t *) & val;
+  unw_word_t addr;
+
+  if (DWARF_IS_NULL_LOC (loc))
+    return -UNW_EBADREG;
+
+  assert (DWARF_IS_FP_LOC (loc));
+  assert (!DWARF_IS_V_LOC (loc));
+
+  if (DWARF_IS_REG_LOC (loc))
+    return (*c->as->acc.access_fpreg) (c->as, DWARF_GET_LOC (loc),
+				       &val, 1, c->as_arg);
+
+  addr = DWARF_GET_LOC (loc);
+
+  return (*c->as->acc.access_mem) (c->as, addr + 0, valp, 1, c->as_arg);
+}
+
+static inline int
+dwarf_get (struct dwarf_cursor *c, dwarf_loc_t loc, unw_word_t * val)
+{
+  if (DWARF_IS_NULL_LOC (loc))
+    return -UNW_EBADREG;
+
+  /* If a code-generator were to save a value of type unw_word_t in a
+     floating-point register, we would have to support this case.  I
+     suppose it could happen with MMX registers, but does it really
+     happen?  */
+  assert (!DWARF_IS_FP_LOC (loc));
+  assert (!DWARF_IS_V_LOC (loc));
+
+  if (DWARF_IS_REG_LOC (loc))
+    return (*c->as->acc.access_reg) (c->as, DWARF_GET_LOC (loc), val,
+				     0, c->as_arg);
+  else
+    return (*c->as->acc.access_mem) (c->as, DWARF_GET_LOC (loc), val,
+				     0, c->as_arg);
+}
+
+static inline int
+dwarf_put (struct dwarf_cursor *c, dwarf_loc_t loc, unw_word_t val)
+{
+  if (DWARF_IS_NULL_LOC (loc))
+    return -UNW_EBADREG;
+
+  /* If a code-generator were to save a value of type unw_word_t in a
+     floating-point register, we would have to support this case.  I
+     suppose it could happen with MMX registers, but does it really
+     happen?  */
+  assert (!DWARF_IS_FP_LOC (loc));
+  assert (!DWARF_IS_V_LOC (loc));
+
+  if (DWARF_IS_REG_LOC (loc))
+    return (*c->as->acc.access_reg) (c->as, DWARF_GET_LOC (loc), &val,
+				     1, c->as_arg);
+  else
+    return (*c->as->acc.access_mem) (c->as, DWARF_GET_LOC (loc), &val,
+				     1, c->as_arg);
+}
+
+
+
+#define tdep_needs_initialization	UNW_OBJ(needs_initialization)
+#define tdep_init			UNW_OBJ(init)
+/* Platforms that support UNW_INFO_FORMAT_TABLE need to define
+   tdep_search_unwind_table.  */
+#define tdep_search_unwind_table	dwarf_search_unwind_table
+#define tdep_uc_addr			UNW_ARCH_OBJ(uc_addr)
+#define tdep_get_elf_image		UNW_ARCH_OBJ(get_elf_image)
+#define tdep_access_reg			UNW_OBJ(access_reg)
+#define tdep_access_fpreg		UNW_OBJ(access_fpreg)
+#define tdep_get_func_addr		UNW_OBJ(get_func_addr)
+
+#ifdef UNW_LOCAL_ONLY
+# define tdep_find_proc_info(c,ip,n)				\
+	dwarf_find_proc_info((c)->as, (ip), &(c)->pi, (n),	\
+				       (c)->as_arg)
+# define tdep_put_unwind_info(as,pi,arg)		\
+	dwarf_put_unwind_info((as), (pi), (arg))
+#else
+# define tdep_find_proc_info(c,ip,n)					\
+	(*(c)->as->acc.find_proc_info)((c)->as, (ip), &(c)->pi, (n),	\
+				       (c)->as_arg)
+# define tdep_put_unwind_info(as,pi,arg)			\
+	(*(as)->acc.put_unwind_info)((as), (pi), (arg))
+#endif
+
+extern int tdep_fetch_proc_info_post (struct dwarf_cursor *c, unw_word_t ip,
+				      int need_unwind_info);
+
+#define tdep_get_as(c)			((c)->dwarf.as)
+#define tdep_get_as_arg(c)		((c)->dwarf.as_arg)
+#define tdep_get_ip(c)			((c)->dwarf.ip)
+#define tdep_big_endian(as)		1
+
+extern int tdep_needs_initialization;
+
+extern void tdep_init (void);
+extern int tdep_search_unwind_table (unw_addr_space_t as, unw_word_t ip,
+				     unw_dyn_info_t * di,
+				     unw_proc_info_t * pi,
+				     int need_unwind_info, void *arg);
+extern void *tdep_uc_addr (ucontext_t * uc, int reg);
+extern int tdep_get_elf_image (struct elf_image *ei, pid_t pid, unw_word_t ip,
+			       unsigned long *segbase, unsigned long *mapoff);
+extern int tdep_access_reg (struct cursor *c, unw_regnum_t reg,
+			    unw_word_t * valp, int write);
+extern int tdep_access_fpreg (struct cursor *c, unw_regnum_t reg,
+			      unw_fpreg_t * valp, int write);
+extern int tdep_get_func_addr (unw_addr_space_t as, unw_word_t addr,
+			       unw_word_t *entry_point);
+
+#endif /* PPC64_LIBUNWIND_I_H */
--- a/include/tdep-ppc64/libunwind_i.h
+++ b/include/tdep-ppc64/libunwind_i.h
@ -65,8 +65,8 @@ struct cursor
     stored: */
  enum
  {
-    PPC64_SCF_NONE,		/* no signal frame encountered */
-    PPC64_SCF_LINUX_RT_SIGFRAME	/* POSIX ucontext_t */
+    PPC_SCF_NONE,		/* no signal frame encountered */
+    PPC_SCF_LINUX_RT_SIGFRAME	/* POSIX ucontext_t */
  }
  sigcontext_format;
  unw_word_t sigcontext_addr;
--- a/src/Makefile.am
+++ b/src/Makefile.am
@ -38,7 +38,8 @@ libunwind_setjmp_la_SOURCES_ia64	= ia64/setjmp.S  ia64/sigsetjmp.S  \
 libunwind_setjmp_la_SOURCES_hppa	= hppa/siglongjmp.S
 libunwind_setjmp_la_SOURCES_x86		= x86/longjmp.S x86/siglongjmp.S
 libunwind_setjmp_la_SOURCES_x86_64	= x86_64/longjmp.S x86_64/siglongjmp.S
-libunwind_setjmp_la_SOURCES_ppc64       = ppc64/longjmp.S ppc64/siglongjmp.S
+libunwind_setjmp_la_SOURCES_ppc64       = ppc/longjmp.S ppc/siglongjmp.S
+libunwind_setjmp_la_SOURCES_ppc32       = ppc/longjmp.S ppc/siglongjmp.S

 ### libunwind:

@ -204,6 +205,41 @@ libunwind_x86_64_la_SOURCES_x86_64 = $(libunwind_la_SOURCES_x86_64_common)  \
 	x86_64/Gis_signal_frame.c x86_64/Gget_proc_info.c x86_64/Gregs.c    \
 	x86_64/Gresume.c x86_64/Gstep.c

+# The list of local files that go to Power 64 and 32:
+libunwind_la_SOURCES_ppc = ppc/Lcreate_addr_space.c 			\
+	ppc/Lget_proc_info.c ppc/Lget_save_loc.c ppc/Linit_local.c	\
+	ppc/Linit_remote.c ppc/Lis_signal_frame.c
+
+# The list of generic files that go to Power 64 and 32:
+libunwind_ppc_la_SOURCES_ppc_generic = ppc/Gcreate_addr_space.c		\
+	ppc/Gget_proc_info.c ppc/Gget_save_loc.c ppc/Ginit_local.c	\
+	ppc/Ginit_remote.c ppc/Gis_signal_frame.c
+
+# The list of files that go both into libunwind and libunwind-ppc32:
+libunwind_la_SOURCES_ppc32_common = $(libunwind_la_SOURCES_common)      \
+	$(dwarf_SOURCES_common)                                         \
+	elf32.c elf32.h                                                 \
+	ppc32/init.h ppc32/unwind_i.h ppc32/ucontext_i.h		\
+	ppc32/is_fpreg.c ppc32/regname.c ppc32/get_func_addr.c
+
+# The list of files that go into libunwind:
+libunwind_la_SOURCES_ppc32 = $(libunwind_la_SOURCES_ppc32_common)       \
+	$(libunwind_la_SOURCES_local)                                   \
+	$(dwarf_SOURCES_local)                                          \
+	$(libunwind_la_SOURCES_ppc)					\
+	dwarf/Lfind_proc_info-lsb.c                                     \
+	ppc32/Lglobal.c ppc32/Linit.c					\
+	ppc32/Lregs.c ppc32/Lresume.c ppc32/Lstep.c
+
+# The list of files that go into libunwind-ppc32:
+libunwind_ppc32_la_SOURCES_ppc32 = $(libunwind_la_SOURCES_ppc32_common) \
+	$(libunwind_la_SOURCES_generic)                                 \
+	$(dwarf_SOURCES_generic)                                        \
+	$(libunwind_ppc_la_SOURCES_ppc_generic)				\
+	dwarf/Gfind_proc_info-lsb.c                                     \
+	ppc32/Gglobal.c ppc32/Ginit.c					\
+	ppc32/Gregs.c ppc32/Gresume.c ppc32/Gstep.c
+
 # The list of files that go both into libunwind and libunwind-ppc64:
 libunwind_la_SOURCES_ppc64_common = $(libunwind_la_SOURCES_common)      \
        $(dwarf_SOURCES_common)                                         \
@ -215,24 +251,19 @@ libunwind_la_SOURCES_ppc64_common = $(libunwind_la_SOURCES_common)      \
 libunwind_la_SOURCES_ppc64 = $(libunwind_la_SOURCES_ppc64_common)       \
        $(libunwind_la_SOURCES_local)                                   \
        $(dwarf_SOURCES_local)                                          \
+	$(libunwind_la_SOURCES_ppc)					\
        dwarf/Lfind_proc_info-lsb.c                                     \
-	ppc64/Lcreate_addr_space.c ppc64/Lget_save_loc.c		\
-        ppc64/Lglobal.c ppc64/Linit.c ppc64/Linit_local.c               \
-	ppc64/Linit_remote.c ppc64/Lis_signal_frame.c 			\
-	ppc64/Lget_proc_info.c ppc64/Lregs.c   				\
-        ppc64/Lresume.c ppc64/Lstep.c
+	ppc64/Lglobal.c ppc64/Linit.c					\
+	ppc64/Lregs.c ppc64/Lresume.c ppc64/Lstep.c

 # The list of files that go into libunwind-ppc64:
 libunwind_ppc64_la_SOURCES_ppc64 = $(libunwind_la_SOURCES_ppc64_common) \
        $(libunwind_la_SOURCES_generic)                                 \
        $(dwarf_SOURCES_generic)                                        \
+	$(libunwind_ppc_la_SOURCES_ppc_generic)				\
        dwarf/Gfind_proc_info-lsb.c                                     \
-        ppc64/Gcreate_addr_space.c                                      \
-        ppc64/Gget_proc_info.c 				                \
-        ppc64/Gget_save_loc.c ppc64/Gglobal.c                           \
-        ppc64/Ginit.c ppc64/Ginit_local.c ppc64/Ginit_remote.c          \
-        ppc64/Gis_signal_frame.c ppc64/Gregs.c ppc64/Gresume.c          \
-        ppc64/Gstep.c
+	ppc64/Gglobal.c ppc64/Ginit.c					\
+	ppc64/Gregs.c ppc64/Gresume.c ppc64/Gstep.c

 if REMOTE_ONLY
 install-exec-hook:
@ -309,7 +340,17 @@ if !REMOTE_ONLY
 endif
 libunwind_setjmp_la_SOURCES	= $(libunwind_setjmp_la_SOURCES_common) \
 				  $(libunwind_setjmp_la_SOURCES_x86_64)
-
+else
+if ARCH_PPC32
+ lib_LTLIBRARIES_arch = libunwind-ppc32.la
+ libunwind_la_SOURCES = $(libunwind_la_SOURCES_ppc32)
+ libunwind_ppc32_la_SOURCES = $(libunwind_ppc32_la_SOURCES_ppc32)
+ libunwind_ppc32_la_LDFLAGS = $(COMMON_SO_LDFLAGS) -version-info $(SOVERSION)
+if !REMOTE_ONLY
+ libunwind_ppc32_la_LIBADD = libunwind.la -lc
+endif
+ libunwind_setjmp_la_SOURCES    = $(libunwind_setjmp_la_SOURCES_common) \
+                                  $(libunwind_setjmp_la_SOURCES_ppc32)
 else
 if ARCH_PPC64
 lib_LTLIBRARIES_arch = libunwind-ppc64.la
@ -323,6 +364,7 @@ endif
                                  $(libunwind_setjmp_la_SOURCES_ppc64)

 endif # ARCH_PPC64
+endif # ARCH_PPC32
 endif # ARCH_X86_64
 endif # ARCH_X86
 endif # ARCH_HPPA
@ -362,6 +404,7 @@ EXTRA_DIST =	elfxx.h elfxx.c unwind/unwind-internal.h	\
 		$(libunwind_setjmp_la_SOURCES_ia64)		\
 		$(libunwind_setjmp_la_SOURCES_x86)		\
 		$(libunwind_setjmp_la_SOURCES_x86_64)		\
+		$(libunwind_setjmp_la_SOURCES_ppc32)		\
 		$(libunwind_setjmp_la_SOURCES_ppc64)


--- a/src/Makefile.in
+++ b/src/Makefile.in
@ -150,7 +150,37 @@ am__objects_11 = $(am__objects_10) $(am__objects_7) \
@ARCH_IA64_TRUE@am_libunwind_ia64_la_OBJECTS = $(am__objects_11)
 libunwind_ia64_la_OBJECTS = $(am_libunwind_ia64_la_OBJECTS)
@ARCH_IA64_TRUE@am_libunwind_ia64_la_rpath = -rpath $(libdir)
-@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_PPC64_TRUE@@ARCH_X86_64_FALSE@@ARCH_X86_FALSE@@REMOTE_ONLY_FALSE@libunwind_ppc64_la_DEPENDENCIES = libunwind.la
+@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_PPC32_TRUE@@ARCH_X86_64_FALSE@@ARCH_X86_FALSE@@REMOTE_ONLY_FALSE@libunwind_ppc32_la_DEPENDENCIES = libunwind.la
+am__libunwind_ppc32_la_SOURCES_DIST = os-hpux.c os-linux.h os-linux.c \
+	mi/init.c mi/flush_cache.c mi/mempool.c mi/strerror.c \
+	dwarf/global.c elf32.c elf32.h ppc32/init.h ppc32/unwind_i.h \
+	ppc32/ucontext_i.h ppc32/is_fpreg.c ppc32/regname.c \
+	ppc32/get_func_addr.c mi/Gdyn-extract.c mi/Gdyn-remote.c \
+	mi/Gfind_dynamic_proc_info.c mi/Gget_accessors.c \
+	mi/Gget_proc_info_by_ip.c mi/Gget_proc_name.c \
+	mi/Gput_dynamic_unwind_info.c mi/Gdestroy_addr_space.c \
+	mi/Gget_reg.c mi/Gset_reg.c mi/Gget_fpreg.c mi/Gset_fpreg.c \
+	mi/Gset_caching_policy.c dwarf/Gexpr.c dwarf/Gfde.c \
+	dwarf/Gparser.c dwarf/Gpe.c dwarf/Gstep.c \
+	ppc/Gcreate_addr_space.c ppc/Gget_proc_info.c \
+	ppc/Gget_save_loc.c ppc/Ginit_local.c ppc/Ginit_remote.c \
+	ppc/Gis_signal_frame.c dwarf/Gfind_proc_info-lsb.c \
+	ppc32/Gglobal.c ppc32/Ginit.c ppc32/Gregs.c ppc32/Gresume.c \
+	ppc32/Gstep.c
+am__objects_12 = $(am__objects_4) $(am__objects_5) elf32.lo \
+	ppc32/is_fpreg.lo ppc32/regname.lo ppc32/get_func_addr.lo
+am__objects_13 = ppc/Gcreate_addr_space.lo ppc/Gget_proc_info.lo \
+	ppc/Gget_save_loc.lo ppc/Ginit_local.lo ppc/Ginit_remote.lo \
+	ppc/Gis_signal_frame.lo
+am__objects_14 = $(am__objects_12) $(am__objects_7) $(am__objects_8) \
+	$(am__objects_13) dwarf/Gfind_proc_info-lsb.lo \
+	ppc32/Gglobal.lo ppc32/Ginit.lo ppc32/Gregs.lo \
+	ppc32/Gresume.lo ppc32/Gstep.lo
+@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_PPC32_TRUE@@ARCH_X86_64_FALSE@@ARCH_X86_FALSE@am_libunwind_ppc32_la_OBJECTS = $(am__objects_14)
+libunwind_ppc32_la_OBJECTS = $(am_libunwind_ppc32_la_OBJECTS)
+@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_PPC32_TRUE@@ARCH_X86_64_FALSE@@ARCH_X86_FALSE@am_libunwind_ppc32_la_rpath = -rpath \
+@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_PPC32_TRUE@@ARCH_X86_64_FALSE@@ARCH_X86_FALSE@	$(libdir)
+@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_PPC32_FALSE@@ARCH_PPC64_TRUE@@ARCH_X86_64_FALSE@@ARCH_X86_FALSE@@REMOTE_ONLY_FALSE@libunwind_ppc64_la_DEPENDENCIES = libunwind.la
 am__libunwind_ppc64_la_SOURCES_DIST = os-hpux.c os-linux.h os-linux.c \
 	mi/init.c mi/flush_cache.c mi/mempool.c mi/strerror.c \
 	dwarf/global.c elf64.c elf64.h ppc64/init.h ppc64/unwind_i.h \
@ -162,47 +192,47 @@ am__libunwind_ppc64_la_SOURCES_DIST = os-hpux.c os-linux.h os-linux.c \
 	mi/Gget_reg.c mi/Gset_reg.c mi/Gget_fpreg.c mi/Gset_fpreg.c \
 	mi/Gset_caching_policy.c dwarf/Gexpr.c dwarf/Gfde.c \
 	dwarf/Gparser.c dwarf/Gpe.c dwarf/Gstep.c \
-	dwarf/Gfind_proc_info-lsb.c ppc64/Gcreate_addr_space.c \
-	ppc64/Gget_proc_info.c ppc64/Gget_save_loc.c ppc64/Gglobal.c \
-	ppc64/Ginit.c ppc64/Ginit_local.c ppc64/Ginit_remote.c \
-	ppc64/Gis_signal_frame.c ppc64/Gregs.c ppc64/Gresume.c \
+	ppc/Gcreate_addr_space.c ppc/Gget_proc_info.c \
+	ppc/Gget_save_loc.c ppc/Ginit_local.c ppc/Ginit_remote.c \
+	ppc/Gis_signal_frame.c dwarf/Gfind_proc_info-lsb.c \
+	ppc64/Gglobal.c ppc64/Ginit.c ppc64/Gregs.c ppc64/Gresume.c \
 	ppc64/Gstep.c
-am__objects_12 = $(am__objects_4) $(am__objects_5) elf64.lo \
+am__objects_15 = $(am__objects_4) $(am__objects_5) elf64.lo \
 	ppc64/is_fpreg.lo ppc64/regname.lo ppc64/get_func_addr.lo
-am__objects_13 = $(am__objects_12) $(am__objects_7) $(am__objects_8) \
-	dwarf/Gfind_proc_info-lsb.lo ppc64/Gcreate_addr_space.lo \
-	ppc64/Gget_proc_info.lo ppc64/Gget_save_loc.lo \
-	ppc64/Gglobal.lo ppc64/Ginit.lo ppc64/Ginit_local.lo \
-	ppc64/Ginit_remote.lo ppc64/Gis_signal_frame.lo ppc64/Gregs.lo \
+am__objects_16 = $(am__objects_15) $(am__objects_7) $(am__objects_8) \
+	$(am__objects_13) dwarf/Gfind_proc_info-lsb.lo \
+	ppc64/Gglobal.lo ppc64/Ginit.lo ppc64/Gregs.lo \
 	ppc64/Gresume.lo ppc64/Gstep.lo
-@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_PPC64_TRUE@@ARCH_X86_64_FALSE@@ARCH_X86_FALSE@am_libunwind_ppc64_la_OBJECTS = $(am__objects_13)
+@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_PPC32_FALSE@@ARCH_PPC64_TRUE@@ARCH_X86_64_FALSE@@ARCH_X86_FALSE@am_libunwind_ppc64_la_OBJECTS = $(am__objects_16)
 libunwind_ppc64_la_OBJECTS = $(am_libunwind_ppc64_la_OBJECTS)
-@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_PPC64_TRUE@@ARCH_X86_64_FALSE@@ARCH_X86_FALSE@am_libunwind_ppc64_la_rpath = -rpath \
-@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_PPC64_TRUE@@ARCH_X86_64_FALSE@@ARCH_X86_FALSE@	$(libdir)
+@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_PPC32_FALSE@@ARCH_PPC64_TRUE@@ARCH_X86_64_FALSE@@ARCH_X86_FALSE@am_libunwind_ppc64_la_rpath = -rpath \
+@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_PPC32_FALSE@@ARCH_PPC64_TRUE@@ARCH_X86_64_FALSE@@ARCH_X86_FALSE@	$(libdir)
 libunwind_setjmp_la_DEPENDENCIES = libunwind-$(arch).la
 am__libunwind_setjmp_la_SOURCES_DIST = setjmp/setjmp_i.h \
-	setjmp/longjmp.c setjmp/siglongjmp.c ppc64/longjmp.S \
-	ppc64/siglongjmp.S x86_64/longjmp.S x86_64/siglongjmp.S \
+	setjmp/longjmp.c setjmp/siglongjmp.c ppc/longjmp.S \
+	ppc/siglongjmp.S x86_64/longjmp.S x86_64/siglongjmp.S \
 	x86/longjmp.S x86/siglongjmp.S hppa/siglongjmp.S ia64/setjmp.S \
 	ia64/sigsetjmp.S ia64/longjmp.S ia64/siglongjmp.S
-am__objects_14 = setjmp/longjmp.lo setjmp/siglongjmp.lo
-am__objects_15 = ppc64/longjmp.lo ppc64/siglongjmp.lo
-am__objects_16 = x86_64/longjmp.lo x86_64/siglongjmp.lo
-am__objects_17 = x86/longjmp.lo x86/siglongjmp.lo
-am__objects_18 = hppa/siglongjmp.lo
-am__objects_19 = ia64/setjmp.lo ia64/sigsetjmp.lo ia64/longjmp.lo \
+am__objects_17 = setjmp/longjmp.lo setjmp/siglongjmp.lo
+am__objects_18 = ppc/longjmp.lo ppc/siglongjmp.lo
+am__objects_19 = x86_64/longjmp.lo x86_64/siglongjmp.lo
+am__objects_20 = x86/longjmp.lo x86/siglongjmp.lo
+am__objects_21 = hppa/siglongjmp.lo
+am__objects_22 = ia64/setjmp.lo ia64/sigsetjmp.lo ia64/longjmp.lo \
 	ia64/siglongjmp.lo
-@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_PPC64_TRUE@@ARCH_X86_64_FALSE@@ARCH_X86_FALSE@am_libunwind_setjmp_la_OBJECTS = $(am__objects_14) \
-@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_PPC64_TRUE@@ARCH_X86_64_FALSE@@ARCH_X86_FALSE@	$(am__objects_15)
-@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_X86_64_TRUE@@ARCH_X86_FALSE@am_libunwind_setjmp_la_OBJECTS = $(am__objects_14) \
-@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_X86_64_TRUE@@ARCH_X86_FALSE@	$(am__objects_16)
-@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_X86_TRUE@am_libunwind_setjmp_la_OBJECTS = $(am__objects_14) \
-@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_X86_TRUE@	$(am__objects_17)
+@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_PPC32_FALSE@@ARCH_PPC64_TRUE@@ARCH_X86_64_FALSE@@ARCH_X86_FALSE@am_libunwind_setjmp_la_OBJECTS = $(am__objects_17) \
+@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_PPC32_FALSE@@ARCH_PPC64_TRUE@@ARCH_X86_64_FALSE@@ARCH_X86_FALSE@	$(am__objects_18)
+@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_PPC32_TRUE@@ARCH_X86_64_FALSE@@ARCH_X86_FALSE@am_libunwind_setjmp_la_OBJECTS = $(am__objects_17) \
+@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_PPC32_TRUE@@ARCH_X86_64_FALSE@@ARCH_X86_FALSE@	$(am__objects_18)
+@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_X86_64_TRUE@@ARCH_X86_FALSE@am_libunwind_setjmp_la_OBJECTS = $(am__objects_17) \
+@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_X86_64_TRUE@@ARCH_X86_FALSE@	$(am__objects_19)
+@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_X86_TRUE@am_libunwind_setjmp_la_OBJECTS = $(am__objects_17) \
+@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_X86_TRUE@	$(am__objects_20)
@ARCH_HPPA_TRUE@@ARCH_IA64_FALSE@am_libunwind_setjmp_la_OBJECTS =  \
-@ARCH_HPPA_TRUE@@ARCH_IA64_FALSE@	$(am__objects_14) \
-@ARCH_HPPA_TRUE@@ARCH_IA64_FALSE@	$(am__objects_18)
-@ARCH_IA64_TRUE@am_libunwind_setjmp_la_OBJECTS = $(am__objects_14) \
-@ARCH_IA64_TRUE@	$(am__objects_19)
+@ARCH_HPPA_TRUE@@ARCH_IA64_FALSE@	$(am__objects_17) \
+@ARCH_HPPA_TRUE@@ARCH_IA64_FALSE@	$(am__objects_21)
+@ARCH_IA64_TRUE@am_libunwind_setjmp_la_OBJECTS = $(am__objects_17) \
+@ARCH_IA64_TRUE@	$(am__objects_22)
 libunwind_setjmp_la_OBJECTS = $(am_libunwind_setjmp_la_OBJECTS)
@REMOTE_ONLY_FALSE@am_libunwind_setjmp_la_rpath = -rpath $(libdir)
@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_X86_TRUE@@REMOTE_ONLY_FALSE@libunwind_x86_la_DEPENDENCIES = libunwind.la
@ -221,14 +251,14 @@ am__libunwind_x86_la_SOURCES_DIST = os-hpux.c os-linux.h os-linux.c \
 	x86/Ginit.c x86/Ginit_local.c x86/Ginit_remote.c \
 	x86/Gis_signal_frame.c x86/Gget_proc_info.c x86/Gregs.c \
 	x86/Gresume.c x86/Gstep.c
-am__objects_20 = $(am__objects_4) $(am__objects_5) elf32.lo \
+am__objects_23 = $(am__objects_4) $(am__objects_5) elf32.lo \
 	x86/is_fpreg.lo x86/regname.lo
-am__objects_21 = $(am__objects_20) $(am__objects_7) $(am__objects_8) \
+am__objects_24 = $(am__objects_23) $(am__objects_7) $(am__objects_8) \
 	dwarf/Gfind_proc_info-lsb.lo x86/Gcreate_addr_space.lo \
 	x86/Gget_save_loc.lo x86/Gglobal.lo x86/Ginit.lo \
 	x86/Ginit_local.lo x86/Ginit_remote.lo x86/Gis_signal_frame.lo \
 	x86/Gget_proc_info.lo x86/Gregs.lo x86/Gresume.lo x86/Gstep.lo
-@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_X86_TRUE@am_libunwind_x86_la_OBJECTS = $(am__objects_21)
+@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_X86_TRUE@am_libunwind_x86_la_OBJECTS = $(am__objects_24)
 libunwind_x86_la_OBJECTS = $(am_libunwind_x86_la_OBJECTS)
@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_X86_TRUE@am_libunwind_x86_la_rpath =  \
@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_X86_TRUE@	-rpath \
@ -250,15 +280,15 @@ am__libunwind_x86_64_la_SOURCES_DIST = os-hpux.c os-linux.h os-linux.c \
 	x86_64/Ginit_local.c x86_64/Ginit_remote.c \
 	x86_64/Gis_signal_frame.c x86_64/Gget_proc_info.c \
 	x86_64/Gregs.c x86_64/Gresume.c x86_64/Gstep.c
-am__objects_22 = $(am__objects_4) $(am__objects_5) elf64.lo \
+am__objects_25 = $(am__objects_4) $(am__objects_5) elf64.lo \
 	x86_64/is_fpreg.lo x86_64/regname.lo
-am__objects_23 = $(am__objects_22) $(am__objects_7) $(am__objects_8) \
+am__objects_26 = $(am__objects_25) $(am__objects_7) $(am__objects_8) \
 	dwarf/Gfind_proc_info-lsb.lo x86_64/Gcreate_addr_space.lo \
 	x86_64/Gget_save_loc.lo x86_64/Gglobal.lo x86_64/Ginit.lo \
 	x86_64/Ginit_local.lo x86_64/Ginit_remote.lo \
 	x86_64/Gis_signal_frame.lo x86_64/Gget_proc_info.lo \
 	x86_64/Gregs.lo x86_64/Gresume.lo x86_64/Gstep.lo
-@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_X86_64_TRUE@@ARCH_X86_FALSE@am_libunwind_x86_64_la_OBJECTS = $(am__objects_23)
+@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_X86_64_TRUE@@ARCH_X86_FALSE@am_libunwind_x86_64_la_OBJECTS = $(am__objects_26)
 libunwind_x86_64_la_OBJECTS = $(am_libunwind_x86_64_la_OBJECTS)
@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_X86_64_TRUE@@ARCH_X86_FALSE@am_libunwind_x86_64_la_rpath = -rpath \
@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_X86_64_TRUE@@ARCH_X86_FALSE@	$(libdir)
@ -283,26 +313,28 @@ am__libunwind_la_SOURCES_DIST = os-hpux.c os-linux.h os-linux.c \
 	unwind/GetTextRelBase.c unwind/RaiseException.c \
 	unwind/Resume.c unwind/Resume_or_Rethrow.c unwind/SetGR.c \
 	unwind/SetIP.c dwarf/Lexpr.c dwarf/Lfde.c dwarf/Lparser.c \
-	dwarf/Lpe.c dwarf/Lstep.c dwarf/Lfind_proc_info-lsb.c \
-	ppc64/Lcreate_addr_space.c ppc64/Lget_save_loc.c \
-	ppc64/Lglobal.c ppc64/Linit.c ppc64/Linit_local.c \
-	ppc64/Linit_remote.c ppc64/Lis_signal_frame.c \
-	ppc64/Lget_proc_info.c ppc64/Lregs.c ppc64/Lresume.c \
-	ppc64/Lstep.c x86_64/init.h x86_64/unwind_i.h \
+	dwarf/Lpe.c dwarf/Lstep.c ppc/Lcreate_addr_space.c \
+	ppc/Lget_proc_info.c ppc/Lget_save_loc.c ppc/Linit_local.c \
+	ppc/Linit_remote.c ppc/Lis_signal_frame.c \
+	dwarf/Lfind_proc_info-lsb.c ppc64/Lglobal.c ppc64/Linit.c \
+	ppc64/Lregs.c ppc64/Lresume.c ppc64/Lstep.c elf32.c elf32.h \
+	ppc32/init.h ppc32/unwind_i.h ppc32/ucontext_i.h \
+	ppc32/is_fpreg.c ppc32/regname.c ppc32/get_func_addr.c \
+	ppc32/Lglobal.c ppc32/Linit.c ppc32/Lregs.c ppc32/Lresume.c \
+	ppc32/Lstep.c x86_64/init.h x86_64/unwind_i.h \
 	x86_64/ucontext_i.h x86_64/is_fpreg.c x86_64/regname.c \
 	x86_64/offsets.h x86_64/setcontext.S \
 	x86_64/Lcreate_addr_space.c x86_64/Lget_save_loc.c \
 	x86_64/Lglobal.c x86_64/Linit.c x86_64/Linit_local.c \
 	x86_64/Linit_remote.c x86_64/Lis_signal_frame.c \
 	x86_64/Lget_proc_info.c x86_64/Lregs.c x86_64/Lresume.c \
-	x86_64/Lstep.c elf32.c elf32.h x86/init.h x86/offsets.h \
-	x86/unwind_i.h x86/is_fpreg.c x86/regname.c \
-	x86/Lcreate_addr_space.c x86/Lget_save_loc.c x86/Lglobal.c \
-	x86/Linit.c x86/Linit_local.c x86/Linit_remote.c \
-	x86/Lis_signal_frame.c x86/Lget_proc_info.c x86/Lregs.c \
-	x86/Lresume.c x86/Lstep.c hppa/init.h hppa/offsets.h \
-	hppa/unwind_i.h hppa/regname.c hppa/getcontext.S \
-	hppa/setcontext.S hppa/Lcreate_addr_space.c \
+	x86_64/Lstep.c x86/init.h x86/offsets.h x86/unwind_i.h \
+	x86/is_fpreg.c x86/regname.c x86/Lcreate_addr_space.c \
+	x86/Lget_save_loc.c x86/Lglobal.c x86/Linit.c \
+	x86/Linit_local.c x86/Linit_remote.c x86/Lis_signal_frame.c \
+	x86/Lget_proc_info.c x86/Lregs.c x86/Lresume.c x86/Lstep.c \
+	hppa/init.h hppa/offsets.h hppa/unwind_i.h hppa/regname.c \
+	hppa/getcontext.S hppa/setcontext.S hppa/Lcreate_addr_space.c \
 	hppa/Lget_save_loc.c hppa/Lglobal.c hppa/Linit.c \
 	hppa/Linit_local.c hppa/Linit_remote.c hppa/Lis_signal_frame.c \
 	hppa/Lget_proc_info.c hppa/Lregs.c hppa/Lresume.c hppa/Lstep.c \
@ -315,9 +347,9 @@ am__libunwind_la_SOURCES_DIST = os-hpux.c os-linux.h os-linux.c \
 	ia64/Lis_signal_frame.c ia64/Lparser.c ia64/Lrbs.c \
 	ia64/Lregs.c ia64/Lresume.c ia64/Lscript.c ia64/Lstep.c \
 	ia64/Ltables.c
-am__objects_24 = mi/_ReadULEB.lo mi/_ReadSLEB.lo
-@OS_LINUX_TRUE@am__objects_25 = $(am__objects_24)
-am__objects_26 = $(am__objects_25) mi/backtrace.lo mi/dyn-cancel.lo \
+am__objects_27 = mi/_ReadULEB.lo mi/_ReadSLEB.lo
+@OS_LINUX_TRUE@am__objects_28 = $(am__objects_27)
+am__objects_29 = $(am__objects_28) mi/backtrace.lo mi/dyn-cancel.lo \
 	mi/dyn-info-list.lo mi/dyn-register.lo mi/Ldyn-extract.lo \
 	mi/Lfind_dynamic_proc_info.lo mi/Lget_accessors.lo \
 	mi/Lget_proc_info_by_ip.lo mi/Lget_proc_name.lo \
@ -331,34 +363,39 @@ am__objects_26 = $(am__objects_25) mi/backtrace.lo mi/dyn-cancel.lo \
 	unwind/GetTextRelBase.lo unwind/RaiseException.lo \
 	unwind/Resume.lo unwind/Resume_or_Rethrow.lo unwind/SetGR.lo \
 	unwind/SetIP.lo
-am__objects_27 = dwarf/Lexpr.lo dwarf/Lfde.lo dwarf/Lparser.lo \
+am__objects_30 = dwarf/Lexpr.lo dwarf/Lfde.lo dwarf/Lparser.lo \
 	dwarf/Lpe.lo dwarf/Lstep.lo
-am__objects_28 = $(am__objects_12) $(am__objects_26) $(am__objects_27) \
-	dwarf/Lfind_proc_info-lsb.lo ppc64/Lcreate_addr_space.lo \
-	ppc64/Lget_save_loc.lo ppc64/Lglobal.lo ppc64/Linit.lo \
-	ppc64/Linit_local.lo ppc64/Linit_remote.lo \
-	ppc64/Lis_signal_frame.lo ppc64/Lget_proc_info.lo \
-	ppc64/Lregs.lo ppc64/Lresume.lo ppc64/Lstep.lo
-am__objects_29 = $(am__objects_22) $(am__objects_26) $(am__objects_27) \
+am__objects_31 = ppc/Lcreate_addr_space.lo ppc/Lget_proc_info.lo \
+	ppc/Lget_save_loc.lo ppc/Linit_local.lo ppc/Linit_remote.lo \
+	ppc/Lis_signal_frame.lo
+am__objects_32 = $(am__objects_15) $(am__objects_29) $(am__objects_30) \
+	$(am__objects_31) dwarf/Lfind_proc_info-lsb.lo \
+	ppc64/Lglobal.lo ppc64/Linit.lo ppc64/Lregs.lo \
+	ppc64/Lresume.lo ppc64/Lstep.lo
+am__objects_33 = $(am__objects_12) $(am__objects_29) $(am__objects_30) \
+	$(am__objects_31) dwarf/Lfind_proc_info-lsb.lo \
+	ppc32/Lglobal.lo ppc32/Linit.lo ppc32/Lregs.lo \
+	ppc32/Lresume.lo ppc32/Lstep.lo
+am__objects_34 = $(am__objects_25) $(am__objects_29) $(am__objects_30) \
 	dwarf/Lfind_proc_info-lsb.lo x86_64/setcontext.lo \
 	x86_64/Lcreate_addr_space.lo x86_64/Lget_save_loc.lo \
 	x86_64/Lglobal.lo x86_64/Linit.lo x86_64/Linit_local.lo \
 	x86_64/Linit_remote.lo x86_64/Lis_signal_frame.lo \
 	x86_64/Lget_proc_info.lo x86_64/Lregs.lo x86_64/Lresume.lo \
 	x86_64/Lstep.lo
-am__objects_30 = $(am__objects_20) $(am__objects_26) $(am__objects_27) \
+am__objects_35 = $(am__objects_23) $(am__objects_29) $(am__objects_30) \
 	dwarf/Lfind_proc_info-lsb.lo x86/Lcreate_addr_space.lo \
 	x86/Lget_save_loc.lo x86/Lglobal.lo x86/Linit.lo \
 	x86/Linit_local.lo x86/Linit_remote.lo x86/Lis_signal_frame.lo \
 	x86/Lget_proc_info.lo x86/Lregs.lo x86/Lresume.lo x86/Lstep.lo
-am__objects_31 = $(am__objects_6) $(am__objects_26) hppa/getcontext.lo \
-	hppa/setcontext.lo $(am__objects_27) \
+am__objects_36 = $(am__objects_6) $(am__objects_29) hppa/getcontext.lo \
+	hppa/setcontext.lo $(am__objects_30) \
 	dwarf/Lfind_proc_info-lsb.lo hppa/Lcreate_addr_space.lo \
 	hppa/Lget_save_loc.lo hppa/Lglobal.lo hppa/Linit.lo \
 	hppa/Linit_local.lo hppa/Linit_remote.lo \
 	hppa/Lis_signal_frame.lo hppa/Lget_proc_info.lo hppa/Lregs.lo \
 	hppa/Lresume.lo hppa/Lstep.lo
-am__objects_32 = $(am__objects_10) $(am__objects_26) \
+am__objects_37 = $(am__objects_10) $(am__objects_29) \
 	ia64/dyn_info_list.lo ia64/getcontext.lo \
 	ia64/Lcreate_addr_space.lo ia64/Lget_proc_info.lo \
 	ia64/Lget_save_loc.lo ia64/Lglobal.lo ia64/Linit.lo \
@ -366,12 +403,13 @@ am__objects_32 = $(am__objects_10) $(am__objects_26) \
 	ia64/Linstall_cursor.lo ia64/Lis_signal_frame.lo \
 	ia64/Lparser.lo ia64/Lrbs.lo ia64/Lregs.lo ia64/Lresume.lo \
 	ia64/Lscript.lo ia64/Lstep.lo ia64/Ltables.lo
-@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_PPC64_TRUE@@ARCH_X86_64_FALSE@@ARCH_X86_FALSE@am_libunwind_la_OBJECTS = $(am__objects_28)
-@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_X86_64_TRUE@@ARCH_X86_FALSE@am_libunwind_la_OBJECTS = $(am__objects_29)
-@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_X86_TRUE@am_libunwind_la_OBJECTS = $(am__objects_30)
+@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_PPC32_FALSE@@ARCH_PPC64_TRUE@@ARCH_X86_64_FALSE@@ARCH_X86_FALSE@am_libunwind_la_OBJECTS = $(am__objects_32)
+@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_PPC32_TRUE@@ARCH_X86_64_FALSE@@ARCH_X86_FALSE@am_libunwind_la_OBJECTS = $(am__objects_33)
+@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_X86_64_TRUE@@ARCH_X86_FALSE@am_libunwind_la_OBJECTS = $(am__objects_34)
+@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_X86_TRUE@am_libunwind_la_OBJECTS = $(am__objects_35)
@ARCH_HPPA_TRUE@@ARCH_IA64_FALSE@am_libunwind_la_OBJECTS =  \
-@ARCH_HPPA_TRUE@@ARCH_IA64_FALSE@	$(am__objects_31)
-@ARCH_IA64_TRUE@am_libunwind_la_OBJECTS = $(am__objects_32)
+@ARCH_HPPA_TRUE@@ARCH_IA64_FALSE@	$(am__objects_36)
+@ARCH_IA64_TRUE@am_libunwind_la_OBJECTS = $(am__objects_37)
 libunwind_la_OBJECTS = $(am_libunwind_la_OBJECTS)
@REMOTE_ONLY_FALSE@am_libunwind_la_rpath = -rpath $(libdir)
 PROGRAMS = $(noinst_PROGRAMS)
@ -400,13 +438,15 @@ CCLD = $(CC)
 LINK = $(LIBTOOL) --tag=CC --mode=link $(CCLD) $(AM_CFLAGS) $(CFLAGS) \
 	$(AM_LDFLAGS) $(LDFLAGS) -o $@
 SOURCES = $(libunwind_ptrace_a_SOURCES) $(libunwind_hppa_la_SOURCES) \
-	$(libunwind_ia64_la_SOURCES) $(libunwind_ppc64_la_SOURCES) \
-	$(libunwind_setjmp_la_SOURCES) $(libunwind_x86_la_SOURCES) \
-	$(libunwind_x86_64_la_SOURCES) $(libunwind_la_SOURCES) \
-	$(ia64_mk_Gcursor_i_SOURCES) $(ia64_mk_Lcursor_i_SOURCES)
+	$(libunwind_ia64_la_SOURCES) $(libunwind_ppc32_la_SOURCES) \
+	$(libunwind_ppc64_la_SOURCES) $(libunwind_setjmp_la_SOURCES) \
+	$(libunwind_x86_la_SOURCES) $(libunwind_x86_64_la_SOURCES) \
+	$(libunwind_la_SOURCES) $(ia64_mk_Gcursor_i_SOURCES) \
+	$(ia64_mk_Lcursor_i_SOURCES)
 DIST_SOURCES = $(libunwind_ptrace_a_SOURCES) \
 	$(am__libunwind_hppa_la_SOURCES_DIST) \
 	$(am__libunwind_ia64_la_SOURCES_DIST) \
+	$(am__libunwind_ppc32_la_SOURCES_DIST) \
 	$(am__libunwind_ppc64_la_SOURCES_DIST) \
 	$(am__libunwind_setjmp_la_SOURCES_DIST) \
 	$(am__libunwind_x86_la_SOURCES_DIST) \
@ -596,7 +636,8 @@ libunwind_setjmp_la_SOURCES_ia64 = ia64/setjmp.S  ia64/sigsetjmp.S  \
 libunwind_setjmp_la_SOURCES_hppa = hppa/siglongjmp.S
 libunwind_setjmp_la_SOURCES_x86 = x86/longjmp.S x86/siglongjmp.S
 libunwind_setjmp_la_SOURCES_x86_64 = x86_64/longjmp.S x86_64/siglongjmp.S
-libunwind_setjmp_la_SOURCES_ppc64 = ppc64/longjmp.S ppc64/siglongjmp.S
+libunwind_setjmp_la_SOURCES_ppc64 = ppc/longjmp.S ppc/siglongjmp.S
+libunwind_setjmp_la_SOURCES_ppc32 = ppc/longjmp.S ppc/siglongjmp.S

 ### libunwind:

@ -776,6 +817,46 @@ libunwind_x86_64_la_SOURCES_x86_64 = $(libunwind_la_SOURCES_x86_64_common)  \
 	x86_64/Gresume.c x86_64/Gstep.c


+# The list of local files that go to Power 64 and 32:
+libunwind_la_SOURCES_ppc = ppc/Lcreate_addr_space.c 			\
+	ppc/Lget_proc_info.c ppc/Lget_save_loc.c ppc/Linit_local.c	\
+	ppc/Linit_remote.c ppc/Lis_signal_frame.c
+
+
+# The list of generic files that go to Power 64 and 32:
+libunwind_ppc_la_SOURCES_ppc_generic = ppc/Gcreate_addr_space.c		\
+	ppc/Gget_proc_info.c ppc/Gget_save_loc.c ppc/Ginit_local.c	\
+	ppc/Ginit_remote.c ppc/Gis_signal_frame.c
+
+
+# The list of files that go both into libunwind and libunwind-ppc32:
+libunwind_la_SOURCES_ppc32_common = $(libunwind_la_SOURCES_common)      \
+	$(dwarf_SOURCES_common)                                         \
+	elf32.c elf32.h                                                 \
+	ppc32/init.h ppc32/unwind_i.h ppc32/ucontext_i.h		\
+	ppc32/is_fpreg.c ppc32/regname.c ppc32/get_func_addr.c
+
+
+# The list of files that go into libunwind:
+libunwind_la_SOURCES_ppc32 = $(libunwind_la_SOURCES_ppc32_common)       \
+	$(libunwind_la_SOURCES_local)                                   \
+	$(dwarf_SOURCES_local)                                          \
+	$(libunwind_la_SOURCES_ppc)					\
+	dwarf/Lfind_proc_info-lsb.c                                     \
+	ppc32/Lglobal.c ppc32/Linit.c					\
+	ppc32/Lregs.c ppc32/Lresume.c ppc32/Lstep.c
+
+
+# The list of files that go into libunwind-ppc32:
+libunwind_ppc32_la_SOURCES_ppc32 = $(libunwind_la_SOURCES_ppc32_common) \
+	$(libunwind_la_SOURCES_generic)                                 \
+	$(dwarf_SOURCES_generic)                                        \
+	$(libunwind_ppc_la_SOURCES_ppc_generic)				\
+	dwarf/Gfind_proc_info-lsb.c                                     \
+	ppc32/Gglobal.c ppc32/Ginit.c					\
+	ppc32/Gregs.c ppc32/Gresume.c ppc32/Gstep.c
+
+
 # The list of files that go both into libunwind and libunwind-ppc64:
 libunwind_la_SOURCES_ppc64_common = $(libunwind_la_SOURCES_common)      \
        $(dwarf_SOURCES_common)                                         \
@ -788,25 +869,20 @@ libunwind_la_SOURCES_ppc64_common = $(libunwind_la_SOURCES_common)      \
 libunwind_la_SOURCES_ppc64 = $(libunwind_la_SOURCES_ppc64_common)       \
        $(libunwind_la_SOURCES_local)                                   \
        $(dwarf_SOURCES_local)                                          \
+	$(libunwind_la_SOURCES_ppc)					\
        dwarf/Lfind_proc_info-lsb.c                                     \
-	ppc64/Lcreate_addr_space.c ppc64/Lget_save_loc.c		\
-        ppc64/Lglobal.c ppc64/Linit.c ppc64/Linit_local.c               \
-	ppc64/Linit_remote.c ppc64/Lis_signal_frame.c 			\
-	ppc64/Lget_proc_info.c ppc64/Lregs.c   				\
-        ppc64/Lresume.c ppc64/Lstep.c
+	ppc64/Lglobal.c ppc64/Linit.c					\
+	ppc64/Lregs.c ppc64/Lresume.c ppc64/Lstep.c


 # The list of files that go into libunwind-ppc64:
 libunwind_ppc64_la_SOURCES_ppc64 = $(libunwind_la_SOURCES_ppc64_common) \
        $(libunwind_la_SOURCES_generic)                                 \
        $(dwarf_SOURCES_generic)                                        \
+	$(libunwind_ppc_la_SOURCES_ppc_generic)				\
        dwarf/Gfind_proc_info-lsb.c                                     \
-        ppc64/Gcreate_addr_space.c                                      \
-        ppc64/Gget_proc_info.c 				                \
-        ppc64/Gget_save_loc.c ppc64/Gglobal.c                           \
-        ppc64/Ginit.c ppc64/Ginit_local.c ppc64/Ginit_remote.c          \
-        ppc64/Gis_signal_frame.c ppc64/Gregs.c ppc64/Gresume.c          \
-        ppc64/Gstep.c
+	ppc64/Gglobal.c ppc64/Ginit.c					\
+	ppc64/Gregs.c ppc64/Gresume.c ppc64/Gstep.c

@OS_HPUX_TRUE@libunwind_la_SOURCES_os = $(libunwind_la_SOURCES_os_hpux)
@OS_LINUX_TRUE@libunwind_la_SOURCES_os = $(libunwind_la_SOURCES_os_linux)
@ -815,12 +891,14 @@ libunwind_ppc64_la_SOURCES_ppc64 = $(libunwind_la_SOURCES_ppc64_common) \
@ARCH_IA64_TRUE@ia64_mk_Gcursor_i_SOURCES = ia64/mk_Gcursor_i.c
@ARCH_IA64_TRUE@ia64_mk_Lcursor_i_SOURCES = ia64/mk_Lcursor_i.c
@ARCH_IA64_TRUE@BUILT_SOURCES = Gcursor_i.h Lcursor_i.h
-@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_PPC64_TRUE@@ARCH_X86_64_FALSE@@ARCH_X86_FALSE@lib_LTLIBRARIES_arch = libunwind-ppc64.la
+@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_PPC32_FALSE@@ARCH_PPC64_TRUE@@ARCH_X86_64_FALSE@@ARCH_X86_FALSE@lib_LTLIBRARIES_arch = libunwind-ppc64.la
+@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_PPC32_TRUE@@ARCH_X86_64_FALSE@@ARCH_X86_FALSE@lib_LTLIBRARIES_arch = libunwind-ppc32.la
@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_X86_64_TRUE@@ARCH_X86_FALSE@lib_LTLIBRARIES_arch = libunwind-x86_64.la
@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_X86_TRUE@lib_LTLIBRARIES_arch = libunwind-x86.la
@ARCH_HPPA_TRUE@@ARCH_IA64_FALSE@lib_LTLIBRARIES_arch = libunwind-hppa.la
@ARCH_IA64_TRUE@lib_LTLIBRARIES_arch = libunwind-ia64.la
-@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_PPC64_TRUE@@ARCH_X86_64_FALSE@@ARCH_X86_FALSE@libunwind_la_SOURCES = $(libunwind_la_SOURCES_ppc64)
+@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_PPC32_FALSE@@ARCH_PPC64_TRUE@@ARCH_X86_64_FALSE@@ARCH_X86_FALSE@libunwind_la_SOURCES = $(libunwind_la_SOURCES_ppc64)
+@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_PPC32_TRUE@@ARCH_X86_64_FALSE@@ARCH_X86_FALSE@libunwind_la_SOURCES = $(libunwind_la_SOURCES_ppc32)
@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_X86_64_TRUE@@ARCH_X86_FALSE@libunwind_la_SOURCES = $(libunwind_la_SOURCES_x86_64)
@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_X86_TRUE@libunwind_la_SOURCES = $(libunwind_la_SOURCES_x86)
@ARCH_HPPA_TRUE@@ARCH_IA64_FALSE@libunwind_la_SOURCES = $(libunwind_la_SOURCES_hppa)
@ -828,8 +906,11 @@ libunwind_ppc64_la_SOURCES_ppc64 = $(libunwind_la_SOURCES_ppc64_common) \
@ARCH_IA64_TRUE@libunwind_ia64_la_SOURCES = $(libunwind_ia64_la_SOURCES_ia64)
@ARCH_IA64_TRUE@libunwind_ia64_la_LDFLAGS = $(COMMON_SO_LDFLAGS) -version-info $(SOVERSION)
@ARCH_IA64_TRUE@@REMOTE_ONLY_FALSE@libunwind_ia64_la_LIBADD = libunwind.la -lc
-@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_PPC64_TRUE@@ARCH_X86_64_FALSE@@ARCH_X86_FALSE@libunwind_setjmp_la_SOURCES = $(libunwind_setjmp_la_SOURCES_common) \
-@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_PPC64_TRUE@@ARCH_X86_64_FALSE@@ARCH_X86_FALSE@                                  $(libunwind_setjmp_la_SOURCES_ppc64)
+@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_PPC32_FALSE@@ARCH_PPC64_TRUE@@ARCH_X86_64_FALSE@@ARCH_X86_FALSE@libunwind_setjmp_la_SOURCES = $(libunwind_setjmp_la_SOURCES_common) \
+@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_PPC32_FALSE@@ARCH_PPC64_TRUE@@ARCH_X86_64_FALSE@@ARCH_X86_FALSE@                                  $(libunwind_setjmp_la_SOURCES_ppc64)
+
+@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_PPC32_TRUE@@ARCH_X86_64_FALSE@@ARCH_X86_FALSE@libunwind_setjmp_la_SOURCES = $(libunwind_setjmp_la_SOURCES_common) \
+@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_PPC32_TRUE@@ARCH_X86_64_FALSE@@ARCH_X86_FALSE@                                  $(libunwind_setjmp_la_SOURCES_ppc32)

@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_X86_64_TRUE@@ARCH_X86_FALSE@libunwind_setjmp_la_SOURCES = $(libunwind_setjmp_la_SOURCES_common) \
@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_X86_64_TRUE@@ARCH_X86_FALSE@				  $(libunwind_setjmp_la_SOURCES_x86_64)
@ -852,9 +933,12 @@ libunwind_ppc64_la_SOURCES_ppc64 = $(libunwind_la_SOURCES_ppc64_common) \
@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_X86_64_TRUE@@ARCH_X86_FALSE@libunwind_x86_64_la_SOURCES = $(libunwind_x86_64_la_SOURCES_x86_64)
@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_X86_64_TRUE@@ARCH_X86_FALSE@libunwind_x86_64_la_LDFLAGS = $(COMMON_SO_LDFLAGS) -version-info $(SOVERSION)
@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_X86_64_TRUE@@ARCH_X86_FALSE@@REMOTE_ONLY_FALSE@libunwind_x86_64_la_LIBADD = libunwind.la -lc
-@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_PPC64_TRUE@@ARCH_X86_64_FALSE@@ARCH_X86_FALSE@libunwind_ppc64_la_SOURCES = $(libunwind_ppc64_la_SOURCES_ppc64)
-@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_PPC64_TRUE@@ARCH_X86_64_FALSE@@ARCH_X86_FALSE@libunwind_ppc64_la_LDFLAGS = $(COMMON_SO_LDFLAGS) -version-info $(SOVERSION)
-@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_PPC64_TRUE@@ARCH_X86_64_FALSE@@ARCH_X86_FALSE@@REMOTE_ONLY_FALSE@libunwind_ppc64_la_LIBADD = libunwind.la -lc
+@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_PPC32_TRUE@@ARCH_X86_64_FALSE@@ARCH_X86_FALSE@libunwind_ppc32_la_SOURCES = $(libunwind_ppc32_la_SOURCES_ppc32)
+@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_PPC32_TRUE@@ARCH_X86_64_FALSE@@ARCH_X86_FALSE@libunwind_ppc32_la_LDFLAGS = $(COMMON_SO_LDFLAGS) -version-info $(SOVERSION)
+@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_PPC32_TRUE@@ARCH_X86_64_FALSE@@ARCH_X86_FALSE@@REMOTE_ONLY_FALSE@libunwind_ppc32_la_LIBADD = libunwind.la -lc
+@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_PPC32_FALSE@@ARCH_PPC64_TRUE@@ARCH_X86_64_FALSE@@ARCH_X86_FALSE@libunwind_ppc64_la_SOURCES = $(libunwind_ppc64_la_SOURCES_ppc64)
+@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_PPC32_FALSE@@ARCH_PPC64_TRUE@@ARCH_X86_64_FALSE@@ARCH_X86_FALSE@libunwind_ppc64_la_LDFLAGS = $(COMMON_SO_LDFLAGS) -version-info $(SOVERSION)
+@ARCH_HPPA_FALSE@@ARCH_IA64_FALSE@@ARCH_PPC32_FALSE@@ARCH_PPC64_TRUE@@ARCH_X86_64_FALSE@@ARCH_X86_FALSE@@REMOTE_ONLY_FALSE@libunwind_ppc64_la_LIBADD = libunwind.la -lc

 #
 # Don't link with standard libraries, because those may mention
@ -889,6 +973,7 @@ EXTRA_DIST = elfxx.h elfxx.c unwind/unwind-internal.h	\
 		$(libunwind_setjmp_la_SOURCES_ia64)		\
 		$(libunwind_setjmp_la_SOURCES_x86)		\
 		$(libunwind_setjmp_la_SOURCES_x86_64)		\
+		$(libunwind_setjmp_la_SOURCES_ppc32)		\
 		$(libunwind_setjmp_la_SOURCES_ppc64)

 all: $(BUILT_SOURCES)
@ -1118,6 +1203,43 @@ ia64/Gstep.lo: ia64/$(am__dirstamp) ia64/$(DEPDIR)/$(am__dirstamp)
 ia64/Gtables.lo: ia64/$(am__dirstamp) ia64/$(DEPDIR)/$(am__dirstamp)
 libunwind-ia64.la: $(libunwind_ia64_la_OBJECTS) $(libunwind_ia64_la_DEPENDENCIES) 
 	$(LINK) $(am_libunwind_ia64_la_rpath) $(libunwind_ia64_la_LDFLAGS) $(libunwind_ia64_la_OBJECTS) $(libunwind_ia64_la_LIBADD) $(LIBS)
+ppc32/$(am__dirstamp):
+	@$(mkdir_p) ppc32
+	@: > ppc32/$(am__dirstamp)
+ppc32/$(DEPDIR)/$(am__dirstamp):
+	@$(mkdir_p) ppc32/$(DEPDIR)
+	@: > ppc32/$(DEPDIR)/$(am__dirstamp)
+ppc32/is_fpreg.lo: ppc32/$(am__dirstamp) \
+	ppc32/$(DEPDIR)/$(am__dirstamp)
+ppc32/regname.lo: ppc32/$(am__dirstamp) \
+	ppc32/$(DEPDIR)/$(am__dirstamp)
+ppc32/get_func_addr.lo: ppc32/$(am__dirstamp) \
+	ppc32/$(DEPDIR)/$(am__dirstamp)
+ppc/$(am__dirstamp):
+	@$(mkdir_p) ppc
+	@: > ppc/$(am__dirstamp)
+ppc/$(DEPDIR)/$(am__dirstamp):
+	@$(mkdir_p) ppc/$(DEPDIR)
+	@: > ppc/$(DEPDIR)/$(am__dirstamp)
+ppc/Gcreate_addr_space.lo: ppc/$(am__dirstamp) \
+	ppc/$(DEPDIR)/$(am__dirstamp)
+ppc/Gget_proc_info.lo: ppc/$(am__dirstamp) \
+	ppc/$(DEPDIR)/$(am__dirstamp)
+ppc/Gget_save_loc.lo: ppc/$(am__dirstamp) \
+	ppc/$(DEPDIR)/$(am__dirstamp)
+ppc/Ginit_local.lo: ppc/$(am__dirstamp) ppc/$(DEPDIR)/$(am__dirstamp)
+ppc/Ginit_remote.lo: ppc/$(am__dirstamp) ppc/$(DEPDIR)/$(am__dirstamp)
+ppc/Gis_signal_frame.lo: ppc/$(am__dirstamp) \
+	ppc/$(DEPDIR)/$(am__dirstamp)
+ppc32/Gglobal.lo: ppc32/$(am__dirstamp) \
+	ppc32/$(DEPDIR)/$(am__dirstamp)
+ppc32/Ginit.lo: ppc32/$(am__dirstamp) ppc32/$(DEPDIR)/$(am__dirstamp)
+ppc32/Gregs.lo: ppc32/$(am__dirstamp) ppc32/$(DEPDIR)/$(am__dirstamp)
+ppc32/Gresume.lo: ppc32/$(am__dirstamp) \
+	ppc32/$(DEPDIR)/$(am__dirstamp)
+ppc32/Gstep.lo: ppc32/$(am__dirstamp) ppc32/$(DEPDIR)/$(am__dirstamp)
+libunwind-ppc32.la: $(libunwind_ppc32_la_OBJECTS) $(libunwind_ppc32_la_DEPENDENCIES) 
+	$(LINK) $(am_libunwind_ppc32_la_rpath) $(libunwind_ppc32_la_LDFLAGS) $(libunwind_ppc32_la_OBJECTS) $(libunwind_ppc32_la_LIBADD) $(LIBS)
 ppc64/$(am__dirstamp):
 	@$(mkdir_p) ppc64
 	@: > ppc64/$(am__dirstamp)
@ -1130,21 +1252,9 @@ ppc64/regname.lo: ppc64/$(am__dirstamp) \
 	ppc64/$(DEPDIR)/$(am__dirstamp)
 ppc64/get_func_addr.lo: ppc64/$(am__dirstamp) \
 	ppc64/$(DEPDIR)/$(am__dirstamp)
-ppc64/Gcreate_addr_space.lo: ppc64/$(am__dirstamp) \
-	ppc64/$(DEPDIR)/$(am__dirstamp)
-ppc64/Gget_proc_info.lo: ppc64/$(am__dirstamp) \
-	ppc64/$(DEPDIR)/$(am__dirstamp)
-ppc64/Gget_save_loc.lo: ppc64/$(am__dirstamp) \
-	ppc64/$(DEPDIR)/$(am__dirstamp)
 ppc64/Gglobal.lo: ppc64/$(am__dirstamp) \
 	ppc64/$(DEPDIR)/$(am__dirstamp)
 ppc64/Ginit.lo: ppc64/$(am__dirstamp) ppc64/$(DEPDIR)/$(am__dirstamp)
-ppc64/Ginit_local.lo: ppc64/$(am__dirstamp) \
-	ppc64/$(DEPDIR)/$(am__dirstamp)
-ppc64/Ginit_remote.lo: ppc64/$(am__dirstamp) \
-	ppc64/$(DEPDIR)/$(am__dirstamp)
-ppc64/Gis_signal_frame.lo: ppc64/$(am__dirstamp) \
-	ppc64/$(DEPDIR)/$(am__dirstamp)
 ppc64/Gregs.lo: ppc64/$(am__dirstamp) ppc64/$(DEPDIR)/$(am__dirstamp)
 ppc64/Gresume.lo: ppc64/$(am__dirstamp) \
 	ppc64/$(DEPDIR)/$(am__dirstamp)
@ -1161,10 +1271,8 @@ setjmp/longjmp.lo: setjmp/$(am__dirstamp) \
 	setjmp/$(DEPDIR)/$(am__dirstamp)
 setjmp/siglongjmp.lo: setjmp/$(am__dirstamp) \
 	setjmp/$(DEPDIR)/$(am__dirstamp)
-ppc64/longjmp.lo: ppc64/$(am__dirstamp) \
-	ppc64/$(DEPDIR)/$(am__dirstamp)
-ppc64/siglongjmp.lo: ppc64/$(am__dirstamp) \
-	ppc64/$(DEPDIR)/$(am__dirstamp)
+ppc/longjmp.lo: ppc/$(am__dirstamp) ppc/$(DEPDIR)/$(am__dirstamp)
+ppc/siglongjmp.lo: ppc/$(am__dirstamp) ppc/$(DEPDIR)/$(am__dirstamp)
 x86_64/$(am__dirstamp):
 	@$(mkdir_p) x86_64
 	@: > x86_64/$(am__dirstamp)
@ -1308,27 +1416,32 @@ dwarf/Lparser.lo: dwarf/$(am__dirstamp) \
 	dwarf/$(DEPDIR)/$(am__dirstamp)
 dwarf/Lpe.lo: dwarf/$(am__dirstamp) dwarf/$(DEPDIR)/$(am__dirstamp)
 dwarf/Lstep.lo: dwarf/$(am__dirstamp) dwarf/$(DEPDIR)/$(am__dirstamp)
+ppc/Lcreate_addr_space.lo: ppc/$(am__dirstamp) \
+	ppc/$(DEPDIR)/$(am__dirstamp)
+ppc/Lget_proc_info.lo: ppc/$(am__dirstamp) \
+	ppc/$(DEPDIR)/$(am__dirstamp)
+ppc/Lget_save_loc.lo: ppc/$(am__dirstamp) \
+	ppc/$(DEPDIR)/$(am__dirstamp)
+ppc/Linit_local.lo: ppc/$(am__dirstamp) ppc/$(DEPDIR)/$(am__dirstamp)
+ppc/Linit_remote.lo: ppc/$(am__dirstamp) ppc/$(DEPDIR)/$(am__dirstamp)
+ppc/Lis_signal_frame.lo: ppc/$(am__dirstamp) \
+	ppc/$(DEPDIR)/$(am__dirstamp)
 dwarf/Lfind_proc_info-lsb.lo: dwarf/$(am__dirstamp) \
 	dwarf/$(DEPDIR)/$(am__dirstamp)
-ppc64/Lcreate_addr_space.lo: ppc64/$(am__dirstamp) \
-	ppc64/$(DEPDIR)/$(am__dirstamp)
-ppc64/Lget_save_loc.lo: ppc64/$(am__dirstamp) \
-	ppc64/$(DEPDIR)/$(am__dirstamp)
 ppc64/Lglobal.lo: ppc64/$(am__dirstamp) \
 	ppc64/$(DEPDIR)/$(am__dirstamp)
 ppc64/Linit.lo: ppc64/$(am__dirstamp) ppc64/$(DEPDIR)/$(am__dirstamp)
-ppc64/Linit_local.lo: ppc64/$(am__dirstamp) \
-	ppc64/$(DEPDIR)/$(am__dirstamp)
-ppc64/Linit_remote.lo: ppc64/$(am__dirstamp) \
-	ppc64/$(DEPDIR)/$(am__dirstamp)
-ppc64/Lis_signal_frame.lo: ppc64/$(am__dirstamp) \
-	ppc64/$(DEPDIR)/$(am__dirstamp)
-ppc64/Lget_proc_info.lo: ppc64/$(am__dirstamp) \
-	ppc64/$(DEPDIR)/$(am__dirstamp)
 ppc64/Lregs.lo: ppc64/$(am__dirstamp) ppc64/$(DEPDIR)/$(am__dirstamp)
 ppc64/Lresume.lo: ppc64/$(am__dirstamp) \
 	ppc64/$(DEPDIR)/$(am__dirstamp)
 ppc64/Lstep.lo: ppc64/$(am__dirstamp) ppc64/$(DEPDIR)/$(am__dirstamp)
+ppc32/Lglobal.lo: ppc32/$(am__dirstamp) \
+	ppc32/$(DEPDIR)/$(am__dirstamp)
+ppc32/Linit.lo: ppc32/$(am__dirstamp) ppc32/$(DEPDIR)/$(am__dirstamp)
+ppc32/Lregs.lo: ppc32/$(am__dirstamp) ppc32/$(DEPDIR)/$(am__dirstamp)
+ppc32/Lresume.lo: ppc32/$(am__dirstamp) \
+	ppc32/$(DEPDIR)/$(am__dirstamp)
+ppc32/Lstep.lo: ppc32/$(am__dirstamp) ppc32/$(DEPDIR)/$(am__dirstamp)
 x86_64/setcontext.lo: x86_64/$(am__dirstamp) \
 	x86_64/$(DEPDIR)/$(am__dirstamp)
 x86_64/Lcreate_addr_space.lo: x86_64/$(am__dirstamp) \
@ -1666,44 +1779,74 @@ mostlyclean-compile:
 	-rm -f mi/mempool.lo
 	-rm -f mi/strerror.$(OBJEXT)
 	-rm -f mi/strerror.lo
-	-rm -f ppc64/Gcreate_addr_space.$(OBJEXT)
-	-rm -f ppc64/Gcreate_addr_space.lo
-	-rm -f ppc64/Gget_proc_info.$(OBJEXT)
-	-rm -f ppc64/Gget_proc_info.lo
-	-rm -f ppc64/Gget_save_loc.$(OBJEXT)
-	-rm -f ppc64/Gget_save_loc.lo
+	-rm -f ppc/Gcreate_addr_space.$(OBJEXT)
+	-rm -f ppc/Gcreate_addr_space.lo
+	-rm -f ppc/Gget_proc_info.$(OBJEXT)
+	-rm -f ppc/Gget_proc_info.lo
+	-rm -f ppc/Gget_save_loc.$(OBJEXT)
+	-rm -f ppc/Gget_save_loc.lo
+	-rm -f ppc/Ginit_local.$(OBJEXT)
+	-rm -f ppc/Ginit_local.lo
+	-rm -f ppc/Ginit_remote.$(OBJEXT)
+	-rm -f ppc/Ginit_remote.lo
+	-rm -f ppc/Gis_signal_frame.$(OBJEXT)
+	-rm -f ppc/Gis_signal_frame.lo
+	-rm -f ppc/Lcreate_addr_space.$(OBJEXT)
+	-rm -f ppc/Lcreate_addr_space.lo
+	-rm -f ppc/Lget_proc_info.$(OBJEXT)
+	-rm -f ppc/Lget_proc_info.lo
+	-rm -f ppc/Lget_save_loc.$(OBJEXT)
+	-rm -f ppc/Lget_save_loc.lo
+	-rm -f ppc/Linit_local.$(OBJEXT)
+	-rm -f ppc/Linit_local.lo
+	-rm -f ppc/Linit_remote.$(OBJEXT)
+	-rm -f ppc/Linit_remote.lo
+	-rm -f ppc/Lis_signal_frame.$(OBJEXT)
+	-rm -f ppc/Lis_signal_frame.lo
+	-rm -f ppc/longjmp.$(OBJEXT)
+	-rm -f ppc/longjmp.lo
+	-rm -f ppc/siglongjmp.$(OBJEXT)
+	-rm -f ppc/siglongjmp.lo
+	-rm -f ppc32/Gglobal.$(OBJEXT)
+	-rm -f ppc32/Gglobal.lo
+	-rm -f ppc32/Ginit.$(OBJEXT)
+	-rm -f ppc32/Ginit.lo
+	-rm -f ppc32/Gregs.$(OBJEXT)
+	-rm -f ppc32/Gregs.lo
+	-rm -f ppc32/Gresume.$(OBJEXT)
+	-rm -f ppc32/Gresume.lo
+	-rm -f ppc32/Gstep.$(OBJEXT)
+	-rm -f ppc32/Gstep.lo
+	-rm -f ppc32/Lglobal.$(OBJEXT)
+	-rm -f ppc32/Lglobal.lo
+	-rm -f ppc32/Linit.$(OBJEXT)
+	-rm -f ppc32/Linit.lo
+	-rm -f ppc32/Lregs.$(OBJEXT)
+	-rm -f ppc32/Lregs.lo
+	-rm -f ppc32/Lresume.$(OBJEXT)
+	-rm -f ppc32/Lresume.lo
+	-rm -f ppc32/Lstep.$(OBJEXT)
+	-rm -f ppc32/Lstep.lo
+	-rm -f ppc32/get_func_addr.$(OBJEXT)
+	-rm -f ppc32/get_func_addr.lo
+	-rm -f ppc32/is_fpreg.$(OBJEXT)
+	-rm -f ppc32/is_fpreg.lo
+	-rm -f ppc32/regname.$(OBJEXT)
+	-rm -f ppc32/regname.lo
 	-rm -f ppc64/Gglobal.$(OBJEXT)
 	-rm -f ppc64/Gglobal.lo
 	-rm -f ppc64/Ginit.$(OBJEXT)
 	-rm -f ppc64/Ginit.lo
-	-rm -f ppc64/Ginit_local.$(OBJEXT)
-	-rm -f ppc64/Ginit_local.lo
-	-rm -f ppc64/Ginit_remote.$(OBJEXT)
-	-rm -f ppc64/Ginit_remote.lo
-	-rm -f ppc64/Gis_signal_frame.$(OBJEXT)
-	-rm -f ppc64/Gis_signal_frame.lo
 	-rm -f ppc64/Gregs.$(OBJEXT)
 	-rm -f ppc64/Gregs.lo
 	-rm -f ppc64/Gresume.$(OBJEXT)
 	-rm -f ppc64/Gresume.lo
 	-rm -f ppc64/Gstep.$(OBJEXT)
 	-rm -f ppc64/Gstep.lo
-	-rm -f ppc64/Lcreate_addr_space.$(OBJEXT)
-	-rm -f ppc64/Lcreate_addr_space.lo
-	-rm -f ppc64/Lget_proc_info.$(OBJEXT)
-	-rm -f ppc64/Lget_proc_info.lo
-	-rm -f ppc64/Lget_save_loc.$(OBJEXT)
-	-rm -f ppc64/Lget_save_loc.lo
 	-rm -f ppc64/Lglobal.$(OBJEXT)
 	-rm -f ppc64/Lglobal.lo
 	-rm -f ppc64/Linit.$(OBJEXT)
 	-rm -f ppc64/Linit.lo
-	-rm -f ppc64/Linit_local.$(OBJEXT)
-	-rm -f ppc64/Linit_local.lo
-	-rm -f ppc64/Linit_remote.$(OBJEXT)
-	-rm -f ppc64/Linit_remote.lo
-	-rm -f ppc64/Lis_signal_frame.$(OBJEXT)
-	-rm -f ppc64/Lis_signal_frame.lo
 	-rm -f ppc64/Lregs.$(OBJEXT)
 	-rm -f ppc64/Lregs.lo
 	-rm -f ppc64/Lresume.$(OBJEXT)
@ -1714,12 +1857,8 @@ mostlyclean-compile:
 	-rm -f ppc64/get_func_addr.lo
 	-rm -f ppc64/is_fpreg.$(OBJEXT)
 	-rm -f ppc64/is_fpreg.lo
-	-rm -f ppc64/longjmp.$(OBJEXT)
-	-rm -f ppc64/longjmp.lo
 	-rm -f ppc64/regname.$(OBJEXT)
 	-rm -f ppc64/regname.lo
-	-rm -f ppc64/siglongjmp.$(OBJEXT)
-	-rm -f ppc64/siglongjmp.lo
 	-rm -f ptrace/_UPT_access_fpreg.$(OBJEXT)
 	-rm -f ptrace/_UPT_access_mem.$(OBJEXT)
 	-rm -f ptrace/_UPT_access_reg.$(OBJEXT)
@ -1989,25 +2128,38 @@ distclean-compile:
@AMDEP_TRUE@@am__include@ @am__quote@mi/$(DEPDIR)/init.Plo@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@mi/$(DEPDIR)/mempool.Plo@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@mi/$(DEPDIR)/strerror.Plo@am__quote@
-@AMDEP_TRUE@@am__include@ @am__quote@ppc64/$(DEPDIR)/Gcreate_addr_space.Plo@am__quote@
-@AMDEP_TRUE@@am__include@ @am__quote@ppc64/$(DEPDIR)/Gget_proc_info.Plo@am__quote@
-@AMDEP_TRUE@@am__include@ @am__quote@ppc64/$(DEPDIR)/Gget_save_loc.Plo@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@ppc/$(DEPDIR)/Gcreate_addr_space.Plo@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@ppc/$(DEPDIR)/Gget_proc_info.Plo@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@ppc/$(DEPDIR)/Gget_save_loc.Plo@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@ppc/$(DEPDIR)/Ginit_local.Plo@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@ppc/$(DEPDIR)/Ginit_remote.Plo@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@ppc/$(DEPDIR)/Gis_signal_frame.Plo@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@ppc/$(DEPDIR)/Lcreate_addr_space.Plo@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@ppc/$(DEPDIR)/Lget_proc_info.Plo@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@ppc/$(DEPDIR)/Lget_save_loc.Plo@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@ppc/$(DEPDIR)/Linit_local.Plo@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@ppc/$(DEPDIR)/Linit_remote.Plo@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@ppc/$(DEPDIR)/Lis_signal_frame.Plo@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@ppc32/$(DEPDIR)/Gglobal.Plo@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@ppc32/$(DEPDIR)/Ginit.Plo@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@ppc32/$(DEPDIR)/Gregs.Plo@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@ppc32/$(DEPDIR)/Gresume.Plo@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@ppc32/$(DEPDIR)/Gstep.Plo@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@ppc32/$(DEPDIR)/Lglobal.Plo@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@ppc32/$(DEPDIR)/Linit.Plo@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@ppc32/$(DEPDIR)/Lregs.Plo@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@ppc32/$(DEPDIR)/Lresume.Plo@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@ppc32/$(DEPDIR)/Lstep.Plo@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@ppc32/$(DEPDIR)/get_func_addr.Plo@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@ppc32/$(DEPDIR)/is_fpreg.Plo@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@ppc32/$(DEPDIR)/regname.Plo@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@ppc64/$(DEPDIR)/Gglobal.Plo@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@ppc64/$(DEPDIR)/Ginit.Plo@am__quote@
-@AMDEP_TRUE@@am__include@ @am__quote@ppc64/$(DEPDIR)/Ginit_local.Plo@am__quote@
-@AMDEP_TRUE@@am__include@ @am__quote@ppc64/$(DEPDIR)/Ginit_remote.Plo@am__quote@
-@AMDEP_TRUE@@am__include@ @am__quote@ppc64/$(DEPDIR)/Gis_signal_frame.Plo@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@ppc64/$(DEPDIR)/Gregs.Plo@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@ppc64/$(DEPDIR)/Gresume.Plo@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@ppc64/$(DEPDIR)/Gstep.Plo@am__quote@
-@AMDEP_TRUE@@am__include@ @am__quote@ppc64/$(DEPDIR)/Lcreate_addr_space.Plo@am__quote@
-@AMDEP_TRUE@@am__include@ @am__quote@ppc64/$(DEPDIR)/Lget_proc_info.Plo@am__quote@
-@AMDEP_TRUE@@am__include@ @am__quote@ppc64/$(DEPDIR)/Lget_save_loc.Plo@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@ppc64/$(DEPDIR)/Lglobal.Plo@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@ppc64/$(DEPDIR)/Linit.Plo@am__quote@
-@AMDEP_TRUE@@am__include@ @am__quote@ppc64/$(DEPDIR)/Linit_local.Plo@am__quote@
-@AMDEP_TRUE@@am__include@ @am__quote@ppc64/$(DEPDIR)/Linit_remote.Plo@am__quote@
-@AMDEP_TRUE@@am__include@ @am__quote@ppc64/$(DEPDIR)/Lis_signal_frame.Plo@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@ppc64/$(DEPDIR)/Lregs.Plo@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@ppc64/$(DEPDIR)/Lresume.Plo@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@ppc64/$(DEPDIR)/Lstep.Plo@am__quote@
@ -2137,6 +2289,8 @@ clean-libtool:
 	-rm -rf hppa/.libs hppa/_libs
 	-rm -rf ia64/.libs ia64/_libs
 	-rm -rf mi/.libs mi/_libs
+	-rm -rf ppc/.libs ppc/_libs
+	-rm -rf ppc32/.libs ppc32/_libs
 	-rm -rf ppc64/.libs ppc64/_libs
 	-rm -rf setjmp/.libs setjmp/_libs
 	-rm -rf unwind/.libs unwind/_libs
@ -2196,7 +2350,7 @@ distclean-tags:
 	-rm -f TAGS ID GTAGS GRTAGS GSYMS GPATH tags

 distdir: $(DISTFILES)
-	$(mkdir_p) $(distdir)/dwarf $(distdir)/hppa $(distdir)/ia64 $(distdir)/mi $(distdir)/ppc64 $(distdir)/ptrace $(distdir)/setjmp $(distdir)/unwind $(distdir)/x86 $(distdir)/x86_64
+	$(mkdir_p) $(distdir)/dwarf $(distdir)/hppa $(distdir)/ia64 $(distdir)/mi $(distdir)/ppc $(distdir)/ptrace $(distdir)/setjmp $(distdir)/unwind $(distdir)/x86 $(distdir)/x86_64
 	@srcdirstrip=`echo "$(srcdir)" | sed 's|.|.|g'`; \
 	topsrcdirstrip=`echo "$(top_srcdir)" | sed 's|.|.|g'`; \
 	list='$(DISTFILES)'; for file in $$list; do \
@ -2260,6 +2414,10 @@ distclean-generic:
 	-rm -f ia64/$(am__dirstamp)
 	-rm -f mi/$(DEPDIR)/$(am__dirstamp)
 	-rm -f mi/$(am__dirstamp)
+	-rm -f ppc/$(DEPDIR)/$(am__dirstamp)
+	-rm -f ppc/$(am__dirstamp)
+	-rm -f ppc32/$(DEPDIR)/$(am__dirstamp)
+	-rm -f ppc32/$(am__dirstamp)
 	-rm -f ppc64/$(DEPDIR)/$(am__dirstamp)
 	-rm -f ppc64/$(am__dirstamp)
 	-rm -f ptrace/$(DEPDIR)/$(am__dirstamp)
@ -2283,7 +2441,7 @@ clean-am: clean-generic clean-libLIBRARIES clean-libLTLIBRARIES \
 	clean-libtool clean-noinstPROGRAMS mostlyclean-am

 distclean: distclean-am
-	-rm -rf ./$(DEPDIR) dwarf/$(DEPDIR) hppa/$(DEPDIR) ia64/$(DEPDIR) mi/$(DEPDIR) ppc64/$(DEPDIR) ptrace/$(DEPDIR) setjmp/$(DEPDIR) unwind/$(DEPDIR) x86/$(DEPDIR) x86_64/$(DEPDIR)
+	-rm -rf ./$(DEPDIR) dwarf/$(DEPDIR) hppa/$(DEPDIR) ia64/$(DEPDIR) mi/$(DEPDIR) ppc/$(DEPDIR) ppc32/$(DEPDIR) ppc64/$(DEPDIR) ptrace/$(DEPDIR) setjmp/$(DEPDIR) unwind/$(DEPDIR) x86/$(DEPDIR) x86_64/$(DEPDIR)
 	-rm -f Makefile
 distclean-am: clean-am distclean-compile distclean-generic \
 	distclean-libtool distclean-tags
@ -2311,7 +2469,7 @@ install-man:
 installcheck-am:

 maintainer-clean: maintainer-clean-am
-	-rm -rf ./$(DEPDIR) dwarf/$(DEPDIR) hppa/$(DEPDIR) ia64/$(DEPDIR) mi/$(DEPDIR) ppc64/$(DEPDIR) ptrace/$(DEPDIR) setjmp/$(DEPDIR) unwind/$(DEPDIR) x86/$(DEPDIR) x86_64/$(DEPDIR)
+	-rm -rf ./$(DEPDIR) dwarf/$(DEPDIR) hppa/$(DEPDIR) ia64/$(DEPDIR) mi/$(DEPDIR) ppc/$(DEPDIR) ppc32/$(DEPDIR) ppc64/$(DEPDIR) ptrace/$(DEPDIR) setjmp/$(DEPDIR) unwind/$(DEPDIR) x86/$(DEPDIR) x86_64/$(DEPDIR)
 	-rm -f Makefile
 maintainer-clean-am: distclean-am maintainer-clean-generic

--- a/src/ppc64/Gcreate_addr_space.c
+++ b/src/ppc64/Gcreate_addr_space.c
@ -27,7 +27,7 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.  */

 #include <stdlib.h>

-#include "unwind_i.h"
+#include <libunwind_i.h>

 PROTECTED unw_addr_space_t
 unw_create_addr_space (unw_accessors_t *a, int byte_order)
--- a/src/ppc64/Gget_proc_info.c
+++ b/src/ppc64/Gget_proc_info.c
@ -24,7 +24,7 @@ LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
 OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
 WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.  */

-#include "unwind_i.h"
+#include <libunwind_i.h>

 PROTECTED int
 unw_get_proc_info (unw_cursor_t *cursor, unw_proc_info_t *pi)
--- a/src/ppc64/Gget_save_loc.c
+++ b/src/ppc64/Gget_save_loc.c
@ -24,7 +24,7 @@ LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
 OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
 WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.  */

-#include "unwind_i.h"
+#include <libunwind_i.h>

 PROTECTED int
 unw_get_save_loc (unw_cursor_t *cursor, int reg, unw_save_loc_t *sloc)
--- a/src/ppc64/Ginit_local.c
+++ b/src/ppc64/Ginit_local.c
@ -24,8 +24,13 @@ LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
 OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
 WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.  */

-#include "unwind_i.h"
-#include "init.h"
+#include <libunwind_i.h>
+
+#ifdef UNW_TARGET_PPC64
+#include "../ppc64/init.h"
+#else
+#include "../ppc32/init.h"
+#endif

 #ifdef UNW_REMOTE_ONLY

@ -50,7 +55,11 @@ unw_init_local (unw_cursor_t *cursor, ucontext_t *uc)

  c->dwarf.as = unw_local_addr_space;
  c->dwarf.as_arg = uc;
-  return common_init (c);
+  #ifdef UNW_TARGET_PPC64
+    return common_init_ppc64 (c);
+  #else
+    return common_init_ppc32 (c);
+  #endif
 }

 #endif /* !UNW_REMOTE_ONLY */
--- a/src/ppc64/Ginit_remote.c
+++ b/src/ppc64/Ginit_remote.c
@ -25,8 +25,13 @@ LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
 OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
 WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.  */

-#include "init.h"
-#include "unwind_i.h"
+#include <libunwind_i.h>
+
+#ifdef UNW_TARGET_PPC64
+#include "../ppc64/init.h"
+#else
+#include "../ppc32/init.h"
+#endif

 PROTECTED int
 unw_init_remote (unw_cursor_t *cursor, unw_addr_space_t as, void *as_arg)
@ -43,6 +48,13 @@ unw_init_remote (unw_cursor_t *cursor, unw_addr_space_t as, void *as_arg)

  c->dwarf.as = as;
  c->dwarf.as_arg = as_arg;
-  return common_init (c);
+
+  #ifdef UNW_TARGET_PPC64
+    return common_init_ppc64(c);
+  #elif UNW_TARGET_PPC32
+    return common_init_ppc32 (c);
+  #else
+    #error init_remote :: NO VALID PPC ARCH!
+  #endif
 #endif /* !UNW_LOCAL_ONLY */
 }
--- a/src/ppc64/Gis_signal_frame.c
+++ b/src/ppc64/Gis_signal_frame.c
@ -25,7 +25,7 @@ LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
 OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
 WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.  */

-#include "unwind_i.h"
+#include <libunwind_i.h>

 PROTECTED int
 unw_is_signal_frame (unw_cursor_t * cursor)
--- a/src/ppc64/Lcreate_addr_space.c
+++ b/src/ppc64/Lcreate_addr_space.c
--- a/src/ppc64/Lget_proc_info.c
+++ b/src/ppc64/Lget_proc_info.c
--- a/src/ppc64/Lget_save_loc.c
+++ b/src/ppc64/Lget_save_loc.c
--- a/src/ppc64/Linit_local.c
+++ b/src/ppc64/Linit_local.c
--- a/src/ppc64/Linit_remote.c
+++ b/src/ppc64/Linit_remote.c
--- a/src/ppc64/Lis_signal_frame.c
+++ b/src/ppc64/Lis_signal_frame.c
--- a/src/ppc64/longjmp.S
+++ b/src/ppc64/longjmp.S
--- a/src/ppc64/siglongjmp.S
+++ b/src/ppc64/siglongjmp.S
--- a/src/ppc32/Gglobal.c
+++ b/src/ppc32/Gglobal.c
@ -0,0 +1,150 @@
+/* libunwind - a platform-independent unwind library
+   Copyright (C) 2006-2007 IBM
+   Contributed by
+     Corey Ashford <cjashfor@us.ibm.com>
+     Jose Flavio Aguilar Paulino <jflavio@br.ibm.com> <joseflavio@gmail.com>
+
+This file is part of libunwind.
+
+Permission is hereby granted, free of charge, to any person obtaining
+a copy of this software and associated documentation files (the
+"Software"), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sublicense, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to
+the following conditions:
+
+The above copyright notice and this permission notice shall be
+included in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.  */
+
+#include "unwind_i.h"
+#include "dwarf_i.h"
+
+HIDDEN pthread_mutex_t ppc32_lock = PTHREAD_MUTEX_INITIALIZER;
+HIDDEN int tdep_needs_initialization = 1;
+
+/* The API register numbers are exactly the same as the .eh_frame
+   registers, for now at least.  */
+uint8_t dwarf_to_unw_regnum_map[DWARF_REGNUM_MAP_LENGTH] =
+  {
+	[UNW_PPC32_R0]=UNW_PPC32_R0,
+	[UNW_PPC32_R1]=UNW_PPC32_R1,
+	[UNW_PPC32_R2]=UNW_PPC32_R2,
+	[UNW_PPC32_R3]=UNW_PPC32_R3,
+	[UNW_PPC32_R4]=UNW_PPC32_R4,
+	[UNW_PPC32_R5]=UNW_PPC32_R5,
+	[UNW_PPC32_R6]=UNW_PPC32_R6,
+	[UNW_PPC32_R7]=UNW_PPC32_R7,
+	[UNW_PPC32_R8]=UNW_PPC32_R8,
+	[UNW_PPC32_R9]=UNW_PPC32_R9,
+	[UNW_PPC32_R10]=UNW_PPC32_R10,
+	[UNW_PPC32_R11]=UNW_PPC32_R11,
+	[UNW_PPC32_R12]=UNW_PPC32_R12,
+	[UNW_PPC32_R13]=UNW_PPC32_R13,
+	[UNW_PPC32_R14]=UNW_PPC32_R14,
+	[UNW_PPC32_R15]=UNW_PPC32_R15,
+	[UNW_PPC32_R16]=UNW_PPC32_R16,
+	[UNW_PPC32_R17]=UNW_PPC32_R17,
+	[UNW_PPC32_R18]=UNW_PPC32_R18,
+	[UNW_PPC32_R19]=UNW_PPC32_R19,
+	[UNW_PPC32_R20]=UNW_PPC32_R20,
+	[UNW_PPC32_R21]=UNW_PPC32_R21,
+	[UNW_PPC32_R22]=UNW_PPC32_R22,
+	[UNW_PPC32_R23]=UNW_PPC32_R23,
+	[UNW_PPC32_R24]=UNW_PPC32_R24,
+	[UNW_PPC32_R25]=UNW_PPC32_R25,
+	[UNW_PPC32_R26]=UNW_PPC32_R26,
+	[UNW_PPC32_R27]=UNW_PPC32_R27,
+	[UNW_PPC32_R28]=UNW_PPC32_R28,
+	[UNW_PPC32_R29]=UNW_PPC32_R29,
+	[UNW_PPC32_R30]=UNW_PPC32_R30,
+	[UNW_PPC32_R31]=UNW_PPC32_R31,
+
+	[UNW_PPC32_F0]=UNW_PPC32_F0,
+	[UNW_PPC32_F1]=UNW_PPC32_F1,
+	[UNW_PPC32_F2]=UNW_PPC32_F2,
+	[UNW_PPC32_F3]=UNW_PPC32_F3,
+	[UNW_PPC32_F4]=UNW_PPC32_F4,
+	[UNW_PPC32_F5]=UNW_PPC32_F5,
+	[UNW_PPC32_F6]=UNW_PPC32_F6,
+	[UNW_PPC32_F7]=UNW_PPC32_F7,
+	[UNW_PPC32_F8]=UNW_PPC32_F8,
+	[UNW_PPC32_F9]=UNW_PPC32_F9,
+	[UNW_PPC32_F10]=UNW_PPC32_F10,
+	[UNW_PPC32_F11]=UNW_PPC32_F11,
+	[UNW_PPC32_F12]=UNW_PPC32_F12,
+	[UNW_PPC32_F13]=UNW_PPC32_F13,
+	[UNW_PPC32_F14]=UNW_PPC32_F14,
+	[UNW_PPC32_F15]=UNW_PPC32_F15,
+	[UNW_PPC32_F16]=UNW_PPC32_F16,
+	[UNW_PPC32_F17]=UNW_PPC32_F17,
+	[UNW_PPC32_F18]=UNW_PPC32_F18,
+	[UNW_PPC32_F19]=UNW_PPC32_F19,
+	[UNW_PPC32_F20]=UNW_PPC32_F20,
+	[UNW_PPC32_F21]=UNW_PPC32_F21,
+	[UNW_PPC32_F22]=UNW_PPC32_F22,
+	[UNW_PPC32_F23]=UNW_PPC32_F23,
+	[UNW_PPC32_F24]=UNW_PPC32_F24,
+	[UNW_PPC32_F25]=UNW_PPC32_F25,
+	[UNW_PPC32_F26]=UNW_PPC32_F26,
+	[UNW_PPC32_F27]=UNW_PPC32_F27,
+	[UNW_PPC32_F28]=UNW_PPC32_F28,
+	[UNW_PPC32_F29]=UNW_PPC32_F29,
+	[UNW_PPC32_F30]=UNW_PPC32_F30,
+	[UNW_PPC32_F31]=UNW_PPC32_F31,
+
+	[UNW_PPC32_LR]=UNW_PPC32_LR,
+	[UNW_PPC32_CTR]=UNW_PPC32_CTR,
+	[UNW_PPC32_ARG_POINTER]=UNW_PPC32_ARG_POINTER,
+
+	[UNW_PPC32_CR0]=UNW_PPC32_CR0,
+	[UNW_PPC32_CR1]=UNW_PPC32_CR1,
+	[UNW_PPC32_CR2]=UNW_PPC32_CR2,
+	[UNW_PPC32_CR3]=UNW_PPC32_CR3,
+	[UNW_PPC32_CR4]=UNW_PPC32_CR4,
+	[UNW_PPC32_CR5]=UNW_PPC32_CR5,
+	[UNW_PPC32_CR6]=UNW_PPC32_CR6,
+	[UNW_PPC32_CR7]=UNW_PPC32_CR7,
+
+	[UNW_PPC32_XER]=UNW_PPC32_XER,
+	[UNW_PPC32_VRSAVE]=UNW_PPC32_VRSAVE,
+	[UNW_PPC32_VSCR]=UNW_PPC32_VSCR,
+	[UNW_PPC32_SPE_ACC]=UNW_PPC32_SPE_ACC,
+	[UNW_PPC32_SPEFSCR]=UNW_PPC32_SPEFSCR,
+  };
+
+HIDDEN void
+tdep_init (void)
+{
+  intrmask_t saved_mask;
+
+  sigfillset (&unwi_full_mask);
+
+  sigprocmask (SIG_SETMASK, &unwi_full_mask, &saved_mask);
+  mutex_lock (&ppc32_lock);
+  {
+    if (!tdep_needs_initialization)
+      /* another thread else beat us to it... */
+      goto out;
+
+    mi_init ();
+
+    dwarf_init ();
+
+#ifndef UNW_REMOTE_ONLY
+    ppc32_local_addr_space_init ();
+#endif
+    tdep_needs_initialization = 0;	/* signal that we're initialized... */
+  }
+ out:
+  mutex_unlock (&ppc32_lock);
+  sigprocmask (SIG_SETMASK, &saved_mask, NULL);
+}
--- a/src/ppc32/Ginit.c
+++ b/src/ppc32/Ginit.c
@ -0,0 +1,221 @@
+/* libunwind - a platform-independent unwind library
+   Copyright (C) 2006-2007 IBM
+   Contributed by
+     Corey Ashford <cjashfor@us.ibm.com>
+     Jose Flavio Aguilar Paulino <jflavio@br.ibm.com> <joseflavio@gmail.com>
+
+This file is part of libunwind.
+
+Permission is hereby granted, free of charge, to any person obtaining
+a copy of this software and associated documentation files (the
+"Software"), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sublicense, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to
+the following conditions:
+
+The above copyright notice and this permission notice shall be
+included in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.  */
+
+#include <stdlib.h>
+#include <string.h>
+
+#include "ucontext_i.h"
+#include "unwind_i.h"
+
+#ifdef UNW_REMOTE_ONLY
+
+/* unw_local_addr_space is a NULL pointer in this case.  */
+PROTECTED unw_addr_space_t unw_local_addr_space;
+
+#else /* !UNW_REMOTE_ONLY */
+
+static struct unw_addr_space local_addr_space;
+
+PROTECTED unw_addr_space_t unw_local_addr_space = &local_addr_space;
+
+
+#define PAGE_SIZE 4096
+#define PAGE_START(a)	((a) & ~(PAGE_SIZE-1))
+
+
+static void *
+uc_addr (ucontext_t *uc, int reg)
+{
+  void *addr;
+
+  if ((unsigned) (reg - UNW_PPC32_R0) < 32)
+    addr = &uc->uc_mcontext.uc_regs->gregs[reg - UNW_PPC32_R0];
+
+  else if ((unsigned) (reg - UNW_PPC32_F0) < 32)
+    addr = &uc->uc_mcontext.uc_regs->fpregs.fpregs[reg - UNW_PPC32_F0];
+
+  else
+    {
+      unsigned gregs_idx;
+
+      switch (reg)
+	{
+	case UNW_PPC32_NIP:
+	  gregs_idx = NIP_IDX;
+	  break;
+	case UNW_PPC32_CTR:
+	  gregs_idx = CTR_IDX;
+	  break;
+	case UNW_PPC32_LR:
+	  gregs_idx = LINK_IDX;
+	  break;
+	case UNW_PPC32_XER:
+	  gregs_idx = XER_IDX;
+	  break;
+	case UNW_PPC32_CR0:
+	  gregs_idx = CCR_IDX;
+	  break;
+	default:
+	  return NULL;
+	}
+      addr = &uc->uc_mcontext.uc_regs->gregs[gregs_idx];
+    }
+  return addr;
+}
+
+# ifdef UNW_LOCAL_ONLY
+
+HIDDEN void *
+tdep_uc_addr (ucontext_t *uc, int reg)
+{
+  return uc_addr (uc, reg);
+}
+
+# endif	/* UNW_LOCAL_ONLY */
+
+HIDDEN unw_dyn_info_list_t _U_dyn_info_list;
+
+
+static void
+put_unwind_info (unw_addr_space_t as, unw_proc_info_t *proc_info, void *arg)
+{
+  /* it's a no-op */
+}
+
+static int
+get_dyn_info_list_addr (unw_addr_space_t as, unw_word_t *dyn_info_list_addr,
+			void *arg)
+{
+  *dyn_info_list_addr = (unw_word_t) &_U_dyn_info_list;
+  return 0;
+}
+
+static int
+access_mem (unw_addr_space_t as, unw_word_t addr, unw_word_t *val, int write,
+	    void *arg)
+{
+  if (write)
+    {
+      Debug (12, "mem[%lx] <- %lx\n", addr, *val);
+      *(unw_word_t *) addr = *val;
+    }
+  else
+    {
+      *val = *(unw_word_t *) addr;
+      Debug (12, "mem[%lx] -> %lx\n", addr, *val);
+    }
+  return 0;
+}
+
+static int
+access_reg (unw_addr_space_t as, unw_regnum_t reg, unw_word_t *val,
+	    int write, void *arg)
+{
+  unw_word_t *addr;
+  ucontext_t *uc = arg;
+
+  if ((unsigned int) (reg - UNW_PPC32_F0) < 32)
+    goto badreg;
+
+  addr = uc_addr (uc, reg);
+  if (!addr)
+    goto badreg;
+
+  if (write)
+    {
+      *(unw_word_t *) addr = *val;
+      Debug (12, "%s <- %lx\n", unw_regname (reg), *val);
+    }
+  else
+    {
+      *val = *(unw_word_t *) addr;
+      Debug (12, "%s -> %lx\n", unw_regname (reg), *val);
+    }
+  return 0;
+
+badreg:
+  Debug (1, "bad register number %u\n", reg);
+  return -UNW_EBADREG;
+}
+
+static int
+access_fpreg (unw_addr_space_t as, unw_regnum_t reg, unw_fpreg_t *val,
+	      int write, void *arg)
+{
+  ucontext_t *uc = arg;
+  unw_fpreg_t *addr;
+
+  if ((unsigned) (reg - UNW_PPC32_F0) < 0)
+    goto badreg;
+
+  addr = uc_addr (uc, reg);
+  if (!addr)
+    goto badreg;
+
+  if (write)
+    {
+      Debug (12, "%s <- %016Lf\n", unw_regname (reg), *val);
+      *(unw_fpreg_t *) addr = *val;
+    }
+  else
+    {
+      *val = *(unw_fpreg_t *) addr;
+      Debug (12, "%s -> %016Lf\n", unw_regname (reg), *val);
+    }
+  return 0;
+
+badreg:
+  Debug (1, "bad register number %u\n", reg);
+  /* attempt to access a non-preserved register */
+  return -UNW_EBADREG;
+}
+
+static int
+get_static_proc_name (unw_addr_space_t as, unw_word_t ip,
+		      char *buf, size_t buf_len, unw_word_t *offp,
+		      void *arg)
+{
+  return _Uelf32_get_proc_name (as, getpid (), ip, buf, buf_len, offp);
+}
+
+HIDDEN void
+ppc32_local_addr_space_init (void)
+{
+  memset (&local_addr_space, 0, sizeof (local_addr_space));
+  local_addr_space.caching_policy = UNW_CACHE_GLOBAL;
+  local_addr_space.acc.find_proc_info = dwarf_find_proc_info;
+  local_addr_space.acc.put_unwind_info = put_unwind_info;
+  local_addr_space.acc.get_dyn_info_list_addr = get_dyn_info_list_addr;
+  local_addr_space.acc.access_mem = access_mem;
+  local_addr_space.acc.access_reg = access_reg;
+  local_addr_space.acc.access_fpreg = access_fpreg;
+  local_addr_space.acc.resume = ppc32_local_resume;
+  local_addr_space.acc.get_proc_name = get_static_proc_name;
+  unw_flush_cache (&local_addr_space, 0, 0);
+}
+
+#endif /* !UNW_REMOTE_ONLY */
--- a/src/ppc32/Gregs.c
+++ b/src/ppc32/Gregs.c
@ -0,0 +1,90 @@
+/* libunwind - a platform-independent unwind library
+   Copyright (C) 2006-2007 IBM
+   Contributed by
+     Corey Ashford <cjashfor@us.ibm.com>
+     Jose Flavio Aguilar Paulino <jflavio@br.ibm.com> <joseflavio@gmail.com>
+
+This file is part of libunwind.
+
+Permission is hereby granted, free of charge, to any person obtaining
+a copy of this software and associated documentation files (the
+"Software"), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sublicense, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to
+the following conditions:
+
+The above copyright notice and this permission notice shall be
+included in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.  */
+
+#include "unwind_i.h"
+
+HIDDEN int
+tdep_access_reg (struct cursor *c, unw_regnum_t reg, unw_word_t *valp,
+		 int write)
+{
+  struct dwarf_loc loc;
+
+  switch (reg)
+    {
+    case UNW_TDEP_IP:
+      if (write)
+	{
+	  c->dwarf.ip = *valp;	/* update the IP cache */
+	  if (c->dwarf.pi_valid && (*valp < c->dwarf.pi.start_ip
+				    || *valp >= c->dwarf.pi.end_ip))
+	    c->dwarf.pi_valid = 0;	/* new IP outside of current proc */
+	}
+      else
+	*valp = c->dwarf.ip;
+      return 0;
+
+    case UNW_TDEP_SP:
+      if (write)
+	return -UNW_EREADONLYREG;
+      *valp = c->dwarf.cfa;
+      return 0;
+
+
+    default:
+      break;
+    }
+
+  /* make sure it's not an FP or VR register */
+  if ((((unsigned) (reg - UNW_PPC32_F0)) <= 31))
+    return -UNW_EBADREG;
+
+  loc = c->dwarf.loc[reg];
+
+  if (write)
+    return dwarf_put (&c->dwarf, loc, *valp);
+  else
+    return dwarf_get (&c->dwarf, loc, valp);
+}
+
+HIDDEN int
+tdep_access_fpreg (struct cursor *c, unw_regnum_t reg, unw_fpreg_t *valp,
+		   int write)
+{
+  struct dwarf_loc loc;
+
+  if ((unsigned) (reg - UNW_PPC32_F0) < 32)
+  {
+    loc = c->dwarf.loc[reg];
+    if (write)
+      return dwarf_putfp (&c->dwarf, loc, *valp);
+    else
+      return dwarf_getfp (&c->dwarf, loc, valp);
+  }
+
+  return -UNW_EBADREG;
+}
+
--- a/src/ppc32/Gresume.c
+++ b/src/ppc32/Gresume.c
@ -0,0 +1,77 @@
+/* libunwind - a platform-independent unwind library
+   Copyright (C) 2006-2007 IBM
+   Contributed by
+     Corey Ashford cjashfor@us.ibm.com
+     Jose Flavio Aguilar Paulino <jflavio@br.ibm.com> <joseflavio@gmail.com>
+
+This file is part of libunwind.
+
+Permission is hereby granted, free of charge, to any person obtaining
+a copy of this software and associated documentation files (the
+"Software"), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sublicense, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to
+the following conditions:
+
+The above copyright notice and this permission notice shall be
+included in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.  */
+
+#include <stdlib.h>
+
+#include "unwind_i.h"
+
+#ifndef UNW_REMOTE_ONLY
+
+#include <sys/syscall.h>
+
+/* sigreturn() is a no-op on x86_64 glibc.  */
+
+static NORETURN inline long
+my_rt_sigreturn (void *new_sp)
+{
+  /* XXX: empty stub.  */
+  abort ();
+}
+
+HIDDEN inline int
+ppc32_local_resume (unw_addr_space_t as, unw_cursor_t *cursor, void *arg)
+{
+  /* XXX: empty stub.  */
+  return -UNW_EINVAL;
+}
+
+#endif /* !UNW_REMOTE_ONLY */
+
+/* This routine is responsible for copying the register values in
+   cursor C and establishing them as the current machine state. */
+
+static inline int
+establish_machine_state (struct cursor *c)
+{
+  /* XXX: empty stub.  */
+  return 0;
+}
+
+PROTECTED int
+unw_resume (unw_cursor_t *cursor)
+{
+  struct cursor *c = (struct cursor *) cursor;
+  int ret;
+
+  Debug (1, "(cursor=%p)\n", c);
+
+  if ((ret = establish_machine_state (c)) < 0)
+    return ret;
+
+  return (*c->dwarf.as->acc.resume) (c->dwarf.as, (unw_cursor_t *) c,
+				     c->dwarf.as_arg);
+}
--- a/src/ppc32/Gstep.c
+++ b/src/ppc32/Gstep.c
@ -0,0 +1,317 @@
+/* libunwind - a platform-independent unwind library
+   Copyright (C) 2006-2007 IBM
+   Contributed by
+     Corey Ashford <cjashfor@us.ibm.com>
+     Jose Flavio Aguilar Paulino <jflavio@br.ibm.com> <joseflavio@gmail.com>
+
+This file is part of libunwind.
+
+Permission is hereby granted, free of charge, to any person obtaining
+a copy of this software and associated documentation files (the
+"Software"), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sublicense, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to
+the following conditions:
+
+The above copyright notice and this permission notice shall be
+included in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.  */
+
+#include "unwind_i.h"
+#include "ucontext_i.h"
+#include <signal.h>
+
+/* This definition originates in /usr/include/asm-ppc64/ptrace.h, but is
+   defined there only when __KERNEL__ is defined.  We reproduce it here for
+   our use at the user level in order to locate the ucontext record, which
+   appears to be at this offset relative to the stack pointer when in the
+   context of the signal handler return trampoline code -
+   __kernel_sigtramp_rt64.  */
+#define __SIGNAL_FRAMESIZE 128
+
+/* This definition comes from the document "64-bit PowerPC ELF Application
+   Binary Interface Supplement 1.9", section 3.2.2.
+   http://www.linux-foundation.org/spec/ELF/ppc64/PPC-elf64abi-1.9.html#STACK */
+
+typedef struct
+{
+  long unsigned back_chain;
+  long unsigned cr_save;
+  long unsigned lr_save;
+  /* many more fields here, but they are unused by this code */
+} stack_frame_t;
+
+
+PROTECTED int
+unw_step (unw_cursor_t * cursor)
+{
+  struct cursor *c = (struct cursor *) cursor;
+  stack_frame_t dummy;
+  unw_word_t back_chain_offset, lr_save_offset, v_regs_ptr;
+  struct dwarf_loc back_chain_loc, lr_save_loc, sp_loc, ip_loc, v_regs_loc;
+  int ret;
+
+  Debug (1, "(cursor=%p, ip=0x%016lx)\n", c, (unsigned long) c->dwarf.ip);
+
+  if (c->dwarf.ip == 0)
+    {
+      /* Unless the cursor or stack is corrupt or uninitialized,
+         we've most likely hit the top of the stack */
+      return 0;
+    }
+
+  /* Try DWARF-based unwinding... */
+
+  ret = dwarf_step (&c->dwarf);
+
+  if (ret < 0 && ret != -UNW_ENOINFO)
+    {
+      Debug (2, "returning %d\n", ret);
+      return ret;
+    }
+
+  if (unlikely (ret < 0))
+    {
+      if (likely (!unw_is_signal_frame (cursor)))
+	{
+	  /* DWARF unwinding failed.  As of 09/26/2006, gcc in 64-bit mode
+	     produces the mandatory level of traceback record in the code, but
+	     I get the impression that this is transitory, that eventually gcc
+	     will not produce any traceback records at all.  So, for now, we
+	     won't bother to try to find and use these records.
+
+	     We can, however, attempt to unwind the frame by using the callback
+	     chain.  This is very crude, however, and won't be able to unwind
+	     any registers besides the IP, SP, and LR . */
+
+	  back_chain_offset = ((void *) &dummy.back_chain - (void *) &dummy);
+	  lr_save_offset = ((void *) &dummy.lr_save - (void *) &dummy);
+
+	  back_chain_loc = DWARF_LOC (c->dwarf.cfa + back_chain_offset, 0);
+
+	  if ((ret =
+	       dwarf_get (&c->dwarf, back_chain_loc, &c->dwarf.cfa)) < 0)
+	    {
+	      Debug
+		("Unable to retrieve CFA from back chain in stack frame - %d\n",
+		 ret);
+	      return ret;
+	    }
+	  if (c->dwarf.cfa == 0)
+	    /* Unless the cursor or stack is corrupt or uninitialized we've most
+	       likely hit the top of the stack */
+	    return 0;
+
+	  lr_save_loc = DWARF_LOC (c->dwarf.cfa + lr_save_offset, 0);
+
+	  if ((ret = dwarf_get (&c->dwarf, lr_save_loc, &c->dwarf.ip)) < 0)
+	    {
+	      Debug
+		("Unable to retrieve IP from lr save in stack frame - %d\n",
+		 ret);
+	      return ret;
+	    }
+	  ret = 1;
+	}
+      else
+	{
+          /* Find the sigcontext record by taking the CFA and adjusting by
+             the dummy signal frame size.
+
+             Note that there isn't any way to determined if SA_SIGINFO was
+             set in the sa_flags parameter to sigaction when the signal
+             handler was established.  If it was not set, the ucontext
+             record is not required to be on the stack, in which case the
+             following code will likely cause a seg fault or other crash
+             condition.  */
+
+	  unw_word_t ucontext = c->dwarf.cfa + __SIGNAL_FRAMESIZE;
+
+	  Debug (1, "signal frame, skip over trampoline\n");
+
+	  c->sigcontext_format = PPC_SCF_LINUX_RT_SIGFRAME;
+	  c->sigcontext_addr = ucontext;
+
+	  sp_loc = DWARF_LOC (ucontext + UC_MCONTEXT_GREGS_R1, 0);
+	  ip_loc = DWARF_LOC (ucontext + UC_MCONTEXT_GREGS_NIP, 0);
+
+	  ret = dwarf_get (&c->dwarf, sp_loc, &c->dwarf.cfa);
+	  if (ret < 0)
+	    {
+	      Debug (2, "returning %d\n", ret);
+	      return ret;
+	    }
+	  ret = dwarf_get (&c->dwarf, ip_loc, &c->dwarf.ip);
+	  if (ret < 0)
+	    {
+	      Debug (2, "returning %d\n", ret);
+	      return ret;
+	    }
+
+	  /* Instead of just restoring the non-volatile registers, do all
+	     of the registers for now.  This will incur a performance hit,
+	     but it's rare enough not to cause too much of a problem, and
+	     might be useful in some cases.  */
+	  c->dwarf.loc[UNW_PPC32_R0] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_GREGS_R0, 0);
+	  c->dwarf.loc[UNW_PPC32_R1] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_GREGS_R1, 0);
+	  c->dwarf.loc[UNW_PPC32_R2] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_GREGS_R2, 0);
+	  c->dwarf.loc[UNW_PPC32_R3] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_GREGS_R3, 0);
+	  c->dwarf.loc[UNW_PPC32_R4] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_GREGS_R4, 0);
+	  c->dwarf.loc[UNW_PPC32_R5] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_GREGS_R5, 0);
+	  c->dwarf.loc[UNW_PPC32_R6] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_GREGS_R6, 0);
+	  c->dwarf.loc[UNW_PPC32_R7] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_GREGS_R7, 0);
+	  c->dwarf.loc[UNW_PPC32_R8] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_GREGS_R8, 0);
+	  c->dwarf.loc[UNW_PPC32_R9] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_GREGS_R9, 0);
+	  c->dwarf.loc[UNW_PPC32_R10] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_GREGS_R10, 0);
+	  c->dwarf.loc[UNW_PPC32_R11] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_GREGS_R11, 0);
+	  c->dwarf.loc[UNW_PPC32_R12] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_GREGS_R12, 0);
+	  c->dwarf.loc[UNW_PPC32_R13] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_GREGS_R13, 0);
+	  c->dwarf.loc[UNW_PPC32_R14] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_GREGS_R14, 0);
+	  c->dwarf.loc[UNW_PPC32_R15] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_GREGS_R15, 0);
+	  c->dwarf.loc[UNW_PPC32_R16] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_GREGS_R16, 0);
+	  c->dwarf.loc[UNW_PPC32_R17] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_GREGS_R17, 0);
+	  c->dwarf.loc[UNW_PPC32_R18] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_GREGS_R18, 0);
+	  c->dwarf.loc[UNW_PPC32_R19] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_GREGS_R19, 0);
+	  c->dwarf.loc[UNW_PPC32_R20] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_GREGS_R20, 0);
+	  c->dwarf.loc[UNW_PPC32_R21] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_GREGS_R21, 0);
+	  c->dwarf.loc[UNW_PPC32_R22] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_GREGS_R22, 0);
+	  c->dwarf.loc[UNW_PPC32_R23] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_GREGS_R23, 0);
+	  c->dwarf.loc[UNW_PPC32_R24] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_GREGS_R24, 0);
+	  c->dwarf.loc[UNW_PPC32_R25] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_GREGS_R25, 0);
+	  c->dwarf.loc[UNW_PPC32_R26] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_GREGS_R26, 0);
+	  c->dwarf.loc[UNW_PPC32_R27] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_GREGS_R27, 0);
+	  c->dwarf.loc[UNW_PPC32_R28] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_GREGS_R28, 0);
+	  c->dwarf.loc[UNW_PPC32_R29] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_GREGS_R29, 0);
+	  c->dwarf.loc[UNW_PPC32_R30] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_GREGS_R30, 0);
+	  c->dwarf.loc[UNW_PPC32_R31] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_GREGS_R31, 0);
+
+	  c->dwarf.loc[UNW_PPC32_LR] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_GREGS_LINK, 0);
+	  c->dwarf.loc[UNW_PPC32_CTR] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_GREGS_CTR, 0);
+	  /* This CR0 assignment is probably wrong.  There are 8 dwarf columns
+	     assigned to the CR registers, but only one CR register in the
+	     mcontext structure */
+	  c->dwarf.loc[UNW_PPC32_CR0] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_GREGS_CCR, 0);
+	  c->dwarf.loc[UNW_PPC32_XER] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_GREGS_XER, 0);
+	  c->dwarf.loc[UNW_PPC32_NIP] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_GREGS_NIP, 0);
+
+	  /* TODO: Is there a way of obtaining the value of the
+	     pseudo frame pointer (which is sp + some fixed offset, I
+	     assume), based on the contents of the ucontext record
+	     structure?  For now, set this loc to null. */
+	  c->dwarf.loc[UNW_PPC32_FRAME_POINTER] = DWARF_NULL_LOC;
+
+	  c->dwarf.loc[UNW_PPC32_F0] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_FREGS_R0, 0);
+	  c->dwarf.loc[UNW_PPC32_F1] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_FREGS_R1, 0);
+	  c->dwarf.loc[UNW_PPC32_F2] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_FREGS_R2, 0);
+	  c->dwarf.loc[UNW_PPC32_F3] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_FREGS_R3, 0);
+	  c->dwarf.loc[UNW_PPC32_F4] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_FREGS_R4, 0);
+	  c->dwarf.loc[UNW_PPC32_F5] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_FREGS_R5, 0);
+	  c->dwarf.loc[UNW_PPC32_F6] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_FREGS_R6, 0);
+	  c->dwarf.loc[UNW_PPC32_F7] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_FREGS_R7, 0);
+	  c->dwarf.loc[UNW_PPC32_F8] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_FREGS_R8, 0);
+	  c->dwarf.loc[UNW_PPC32_F9] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_FREGS_R9, 0);
+	  c->dwarf.loc[UNW_PPC32_F10] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_FREGS_R10, 0);
+	  c->dwarf.loc[UNW_PPC32_F11] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_FREGS_R11, 0);
+	  c->dwarf.loc[UNW_PPC32_F12] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_FREGS_R12, 0);
+	  c->dwarf.loc[UNW_PPC32_F13] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_FREGS_R13, 0);
+	  c->dwarf.loc[UNW_PPC32_F14] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_FREGS_R14, 0);
+	  c->dwarf.loc[UNW_PPC32_F15] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_FREGS_R15, 0);
+	  c->dwarf.loc[UNW_PPC32_F16] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_FREGS_R16, 0);
+	  c->dwarf.loc[UNW_PPC32_F17] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_FREGS_R17, 0);
+	  c->dwarf.loc[UNW_PPC32_F18] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_FREGS_R18, 0);
+	  c->dwarf.loc[UNW_PPC32_F19] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_FREGS_R19, 0);
+	  c->dwarf.loc[UNW_PPC32_F20] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_FREGS_R20, 0);
+	  c->dwarf.loc[UNW_PPC32_F21] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_FREGS_R21, 0);
+	  c->dwarf.loc[UNW_PPC32_F22] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_FREGS_R22, 0);
+	  c->dwarf.loc[UNW_PPC32_F23] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_FREGS_R23, 0);
+	  c->dwarf.loc[UNW_PPC32_F24] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_FREGS_R24, 0);
+	  c->dwarf.loc[UNW_PPC32_F25] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_FREGS_R25, 0);
+	  c->dwarf.loc[UNW_PPC32_F26] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_FREGS_R26, 0);
+	  c->dwarf.loc[UNW_PPC32_F27] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_FREGS_R27, 0);
+	  c->dwarf.loc[UNW_PPC32_F28] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_FREGS_R28, 0);
+	  c->dwarf.loc[UNW_PPC32_F29] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_FREGS_R29, 0);
+	  c->dwarf.loc[UNW_PPC32_F30] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_FREGS_R30, 0);
+	  c->dwarf.loc[UNW_PPC32_F31] =
+	    DWARF_LOC (ucontext + UC_MCONTEXT_FREGS_R31, 0);
+
+	  ret = 1;
+	}
+    }
+  return ret;
+}
--- a/src/ppc32/Lglobal.c
+++ b/src/ppc32/Lglobal.c
@ -0,0 +1,5 @@
+#define UNW_LOCAL_ONLY
+#include <libunwind.h>
+#if defined(UNW_LOCAL_ONLY) && !defined(UNW_REMOTE_ONLY)
+#include "Gglobal.c"
+#endif
--- a/src/ppc32/Linit.c
+++ b/src/ppc32/Linit.c
@ -0,0 +1,5 @@
+#define UNW_LOCAL_ONLY
+#include <libunwind.h>
+#if defined(UNW_LOCAL_ONLY) && !defined(UNW_REMOTE_ONLY)
+#include "Ginit.c"
+#endif
--- a/src/ppc32/Lregs.c
+++ b/src/ppc32/Lregs.c
@ -0,0 +1,5 @@
+#define UNW_LOCAL_ONLY
+#include <libunwind.h>
+#if defined(UNW_LOCAL_ONLY) && !defined(UNW_REMOTE_ONLY)
+#include "Gregs.c"
+#endif
--- a/src/ppc32/Lresume.c
+++ b/src/ppc32/Lresume.c
@ -0,0 +1,5 @@
+#define UNW_LOCAL_ONLY
+#include <libunwind.h>
+#if defined(UNW_LOCAL_ONLY) && !defined(UNW_REMOTE_ONLY)
+#include "Gresume.c"
+#endif
--- a/src/ppc32/Lstep.c
+++ b/src/ppc32/Lstep.c
@ -0,0 +1,5 @@
+#define UNW_LOCAL_ONLY
+#include <libunwind.h>
+#if defined(UNW_LOCAL_ONLY) && !defined(UNW_REMOTE_ONLY)
+#include "Gstep.c"
+#endif
--- a/src/ppc32/Make-arch.in
+++ b/src/ppc32/Make-arch.in
--- a/src/ppc32/get_func_addr.c
+++ b/src/ppc32/get_func_addr.c
@ -0,0 +1,45 @@
+/* libunwind - a platform-independent unwind library
+   Copyright (C) 2006-2007 IBM
+   Contributed by
+     Corey Ashford <cjashfor@us.ibm.com>
+     Jose Flavio Aguilar Paulino <jflavio@br.ibm.com> <joseflavio@gmail.com>
+
+This file is part of libunwind.
+
+Permission is hereby granted, free of charge, to any person obtaining
+a copy of this software and associated documentation files (the
+"Software"), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sublicense, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to
+the following conditions:
+
+The above copyright notice and this permission notice shall be
+included in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.  */
+
+#include "unwind_i.h"
+
+int
+tdep_get_func_addr (unw_addr_space_t as, unw_word_t addr,
+		    unw_word_t *entry_point)
+{
+  unw_accessors_t *a;
+  int ret;
+
+  a = unw_get_accessors (as);
+  /* Entry-point is stored in the 1st word of the function descriptor.
+     In case that changes in the future, we'd have to update the line
+     below and read the word at addr + offset: */
+  ret = (*a->access_mem) (as, addr, entry_point, 0, NULL);
+  if (ret < 0)
+    return ret;
+  return 0;
+}
--- a/src/ppc32/init.h
+++ b/src/ppc32/init.h
@ -0,0 +1,80 @@
+/* libunwind - a platform-independent unwind library
+   Copyright (C) 2006-2007 IBM
+   Contributed by
+     Corey Ashford <cjashfor@us.ibm.com>
+     Jose Flavio Aguilar Paulino <jflavio@br.ibm.com> <joseflavio@gmail.com>
+
+This file is part of libunwind.
+
+Permission is hereby granted, free of charge, to any person obtaining
+a copy of this software and associated documentation files (the
+"Software"), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sublicense, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to
+the following conditions:
+
+The above copyright notice and this permission notice shall be
+included in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.  */
+
+#include "unwind_i.h"
+
+/* Here is the "common" init, for remote and local debuging" */
+
+static inline int
+common_init_ppc32 (struct cursor *c)
+{
+  int ret;
+  int i;
+
+  for (i = UNW_PPC32_R0; i <= UNW_PPC32_R31; i++) {
+    c->dwarf.loc[i] = DWARF_REG_LOC (&c->dwarf, i);
+  }
+  for (i = UNW_PPC32_F0; i <= UNW_PPC32_F31; i++) {
+    c->dwarf.loc[i] = DWARF_FPREG_LOC (&c->dwarf, i);
+  }
+
+  for (i = UNW_PPC32_CR0; i <= UNW_PPC32_CR7; i++) {
+    c->dwarf.loc[i] = DWARF_REG_LOC (&c->dwarf, i);
+  }
+  c->dwarf.loc[UNW_PPC32_ARG_POINTER] = DWARF_REG_LOC (&c->dwarf, UNW_PPC32_ARG_POINTER);
+  c->dwarf.loc[UNW_PPC32_CTR] = DWARF_REG_LOC (&c->dwarf, UNW_PPC32_CTR);
+  c->dwarf.loc[UNW_PPC32_VSCR] = DWARF_REG_LOC (&c->dwarf, UNW_PPC32_VSCR);
+
+  c->dwarf.loc[UNW_PPC32_XER] = DWARF_REG_LOC (&c->dwarf, UNW_PPC32_XER);
+  c->dwarf.loc[UNW_PPC32_LR] = DWARF_REG_LOC (&c->dwarf, UNW_PPC32_LR);
+  c->dwarf.loc[UNW_PPC32_VRSAVE] = DWARF_REG_LOC (&c->dwarf, UNW_PPC32_VRSAVE);
+  c->dwarf.loc[UNW_PPC32_SPEFSCR] = DWARF_REG_LOC (&c->dwarf, UNW_PPC32_SPEFSCR);
+  c->dwarf.loc[UNW_PPC32_SPE_ACC] = DWARF_REG_LOC (&c->dwarf, UNW_PPC32_SPE_ACC);
+
+  c->dwarf.loc[UNW_PPC32_NIP] = DWARF_REG_LOC (&c->dwarf, UNW_PPC32_NIP);
+
+  ret = dwarf_get (&c->dwarf, c->dwarf.loc[UNW_PPC32_NIP], &c->dwarf.ip);
+  if (ret < 0)
+    return ret;
+
+  ret = dwarf_get (&c->dwarf, DWARF_REG_LOC (&c->dwarf, UNW_PPC32_R1),
+		   &c->dwarf.cfa);
+  if (ret < 0)
+    return ret;
+
+  c->sigcontext_format = PPC_SCF_NONE;
+  c->sigcontext_addr = 0;
+
+  c->dwarf.args_size = 0;
+  c->dwarf.ret_addr_column = 0;
+  c->dwarf.pi_valid = 0;
+  c->dwarf.pi_is_dynamic = 0;
+  c->dwarf.hint = 0;
+  c->dwarf.prev_rs = 0;
+
+  return 0;
+}
--- a/src/ppc32/is_fpreg.c
+++ b/src/ppc32/is_fpreg.c
@ -0,0 +1,34 @@
+/* libunwind - a platform-independent unwind library
+   Copyright (C) 2006-2007 IBM
+   Contributed by
+     Corey Ashford <cjashfor@us.ibm.com>
+     Jose Flavio Aguilar Paulino <jflavio@br.ibm.com> <joseflavio@gmail.com>
+
+This file is part of libunwind.
+
+Permission is hereby granted, free of charge, to any person obtaining
+a copy of this software and associated documentation files (the
+"Software"), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sublicense, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to
+the following conditions:
+
+The above copyright notice and this permission notice shall be
+included in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.  */
+
+#include "libunwind_i.h"
+
+PROTECTED int
+unw_is_fpreg (int regnum)
+{
+  return (regnum >= UNW_PPC32_F0 && regnum <= UNW_PPC32_F31);
+}
--- a/src/ppc32/regname.c
+++ b/src/ppc32/regname.c
@ -0,0 +1,128 @@
+/* libunwind - a platform-independent unwind library
+   Copyright (C) 2006-2007 IBM
+   Contributed by
+     Corey Ashford <cjashfor@us.ibm.com>
+     Jose Flavio Aguilar Paulino <jflavio@br.ibm.com> <joseflavio@gmail.com>
+
+This file is part of libunwind.
+
+Permission is hereby granted, free of charge, to any person obtaining
+a copy of this software and associated documentation files (the
+"Software"), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sublicense, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to
+the following conditions:
+
+The above copyright notice and this permission notice shall be
+included in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.  */
+
+#include "unwind_i.h"
+
+static const char *regname[] =
+  {
+    [UNW_PPC32_R0]="GPR0",
+    [UNW_PPC32_R1]="GPR1",
+    [UNW_PPC32_R2]="GPR2",
+    [UNW_PPC32_R3]="GPR3",
+    [UNW_PPC32_R4]="GPR4",
+    [UNW_PPC32_R5]="GPR5",
+    [UNW_PPC32_R6]="GPR6",
+    [UNW_PPC32_R7]="GPR7",
+    [UNW_PPC32_R8]="GPR8",
+    [UNW_PPC32_R9]="GPR9",
+    [UNW_PPC32_R10]="GPR10",
+    [UNW_PPC32_R11]="GPR11",
+    [UNW_PPC32_R12]="GPR12",
+    [UNW_PPC32_R13]="GPR13",
+    [UNW_PPC32_R14]="GPR14",
+    [UNW_PPC32_R15]="GPR15",
+    [UNW_PPC32_R16]="GPR16",
+    [UNW_PPC32_R17]="GPR17",
+    [UNW_PPC32_R18]="GPR18",
+    [UNW_PPC32_R19]="GPR19",
+    [UNW_PPC32_R20]="GPR20",
+    [UNW_PPC32_R21]="GPR21",
+    [UNW_PPC32_R22]="GPR22",
+    [UNW_PPC32_R23]="GPR23",
+    [UNW_PPC32_R24]="GPR24",
+    [UNW_PPC32_R25]="GPR25",
+    [UNW_PPC32_R26]="GPR26",
+    [UNW_PPC32_R27]="GPR27",
+    [UNW_PPC32_R28]="GPR28",
+    [UNW_PPC32_R29]="GPR29",
+    [UNW_PPC32_R30]="GPR30",
+    [UNW_PPC32_R31]="GPR31",
+
+    [UNW_PPC32_F0]="FPR0",
+    [UNW_PPC32_F1]="FPR1",
+    [UNW_PPC32_F2]="FPR2",
+    [UNW_PPC32_F3]="FPR3",
+    [UNW_PPC32_F4]="FPR4",
+    [UNW_PPC32_F5]="FPR5",
+    [UNW_PPC32_F6]="FPR6",
+    [UNW_PPC32_F7]="FPR7",
+    [UNW_PPC32_F8]="FPR8",
+    [UNW_PPC32_F9]="FPR9",
+    [UNW_PPC32_F10]="FPR10",
+    [UNW_PPC32_F11]="FPR11",
+    [UNW_PPC32_F12]="FPR12",
+    [UNW_PPC32_F13]="FPR13",
+    [UNW_PPC32_F14]="FPR14",
+    [UNW_PPC32_F15]="FPR15",
+    [UNW_PPC32_F16]="FPR16",
+    [UNW_PPC32_F17]="FPR17",
+    [UNW_PPC32_F18]="FPR18",
+    [UNW_PPC32_F19]="FPR19",
+    [UNW_PPC32_F20]="FPR20",
+    [UNW_PPC32_F21]="FPR21",
+    [UNW_PPC32_F22]="FPR22",
+    [UNW_PPC32_F23]="FPR23",
+    [UNW_PPC32_F24]="FPR24",
+    [UNW_PPC32_F25]="FPR25",
+    [UNW_PPC32_F26]="FPR26",
+    [UNW_PPC32_F27]="FPR27",
+    [UNW_PPC32_F28]="FPR28",
+    [UNW_PPC32_F29]="FPR29",
+    [UNW_PPC32_F30]="FPR30",
+    [UNW_PPC32_F31]="FPR31",
+
+    [UNW_PPC32_LR]="LR",
+    [UNW_PPC32_CTR]="CTR",
+    [UNW_PPC32_ARG_POINTER]="ARG_POINTER",
+
+    [UNW_PPC32_CR0]="CR0",
+    [UNW_PPC32_CR1]="CR1",
+    [UNW_PPC32_CR2]="CR2",
+    [UNW_PPC32_CR3]="CR3",
+    [UNW_PPC32_CR4]="CR4",
+    [UNW_PPC32_CR5]="CR5",
+    [UNW_PPC32_CR6]="CR6",
+    [UNW_PPC32_CR7]="CR7",
+
+    [UNW_PPC32_XER]="XER",
+
+    [UNW_PPC32_VSCR]="VSCR",
+
+    [UNW_PPC32_VRSAVE]="VRSAVE",
+    [UNW_PPC32_SPE_ACC]="SPE_ACC",
+    [UNW_PPC32_SPEFSCR]="SPEFSCR",
+
+   };
+
+PROTECTED const char *
+unw_regname (unw_regnum_t reg)
+{
+  if (reg < (unw_regnum_t) ARRAY_SIZE (regname))
+    return regname[reg];
+  else
+    return "???";
+}
--- a/src/ppc32/setcontext.S
+++ b/src/ppc32/setcontext.S
@ -0,0 +1,4 @@
+	.global _UI_setcontext
+
+_UI_setcontext:
+	retq
--- a/src/ppc32/ucontext_i.h
+++ b/src/ppc32/ucontext_i.h
@ -0,0 +1,173 @@
+/* libunwind - a platform-independent unwind library
+   Copyright (C) 2006-2007 IBM
+   Contributed by
+     Corey Ashford <cjashfor@us.ibm.com>
+     Jose Flavio Aguilar Paulino <jflavio@br.ibm.com> <joseflavio@gmail.com>
+
+Permission is hereby granted, free of charge, to any person obtaining
+a copy of this software and associated documentation files (the
+"Software"), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sublicense, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to
+the following conditions:
+
+The above copyright notice and this permission notice shall be
+included in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.  */
+
+#ifndef ucontext_i_h
+#define ucontext_i_h
+
+#include <ucontext.h>
+
+/* These values were derived by reading
+   /usr/src/linux-2.6.18-1.8/arch/um/include/sysdep-ppc/ptrace.h and
+   /usr/src/linux-2.6.18-1.8/arch/powerpc/kernel/ppc32.h
+*/
+
+#define NIP_IDX		32
+#define MSR_IDX		33
+#define ORIG_GPR3_IDX	34
+#define CTR_IDX		35
+#define LINK_IDX	36
+#define XER_IDX		37
+#define CCR_IDX		38
+#define SOFTE_IDX	39
+#define TRAP_IDX	40
+#define DAR_IDX		41
+#define DSISR_IDX	42
+#define RESULT_IDX	43
+
+#define VSCR_IDX        32
+#define VRSAVE_IDX      33
+
+/* These are dummy structures used only for obtaining the offsets of the
+   various structure members. */
+static ucontext_t dmy_ctxt;
+static vrregset_t dmy_vrregset;
+
+#define UC_MCONTEXT_GREGS_R0 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[0] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_R1 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[1] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_R2 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[2] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_R3 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[3] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_R4 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[4] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_R5 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[5] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_R6 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[6] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_R7 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[7] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_R8 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[8] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_R9 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[9] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_R10 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[10] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_R11 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[11] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_R12 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[12] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_R13 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[13] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_R14 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[14] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_R15 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[15] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_R16 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[16] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_R17 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[17] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_R18 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[18] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_R19 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[19] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_R20 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[20] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_R21 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[21] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_R22 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[22] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_R23 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[23] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_R24 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[24] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_R25 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[25] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_R26 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[26] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_R27 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[27] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_R28 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[28] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_R29 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[29] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_R30 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[30] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_R31 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[31] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_NIP ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[NIP_IDX] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_MSR ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[MSR_IDX] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_ORIG_GPR3 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[ORIG_GPR3_IDX] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_CTR ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[CTR_IDX] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_LINK ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[LINK_IDX] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_XER ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[XER_IDX] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_CCR ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[CCR_IDX] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_SOFTE ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[SOFTE_IDX] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_TRAP ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[TRAP_IDX] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_DAR ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[DAR_IDX] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_DSISR ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[DSISR_IDX] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_RESULT ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[RESULT_IDX] - (void *)&dmy_ctxt)
+
+#define UC_MCONTEXT_FREGS_R0 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[0] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_R1 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[1] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_R2 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[2] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_R3 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[3] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_R4 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[4] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_R5 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[5] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_R6 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[6] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_R7 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[7] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_R8 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[8] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_R9 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[9] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_R10 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[10] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_R11 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[11] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_R12 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[12] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_R13 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[13] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_R14 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[14] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_R15 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[15] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_R16 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[16] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_R17 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[17] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_R18 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[18] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_R19 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[19] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_R20 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[20] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_R21 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[21] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_R22 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[22] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_R23 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[23] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_R24 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[24] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_R25 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[25] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_R26 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[26] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_R27 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[27] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_R28 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[28] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_R29 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[29] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_R30 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[30] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_R31 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[31] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_FPSCR ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[32] - (void *)&dmy_ctxt)
+
+#define UC_MCONTEXT_V_REGS ((void *)&dmy_ctxt.uc_mcontext.v_regs - (void *)&dmy_ctxt)
+
+#define UC_MCONTEXT_VREGS_R0 ((void *)&dmy_vrregset.vrregs[0] - (void *)&dmy_vrregset)
+#define UC_MCONTEXT_VREGS_R1 ((void *)&dmy_vrregset.vrregs[1] - (void *)&dmy_vrregset)
+#define UC_MCONTEXT_VREGS_R2 ((void *)&dmy_vrregset.vrregs[2] - (void *)&dmy_vrregset)
+#define UC_MCONTEXT_VREGS_R3 ((void *)&dmy_vrregset.vrregs[3] - (void *)&dmy_vrregset)
+#define UC_MCONTEXT_VREGS_R4 ((void *)&dmy_vrregset.vrregs[4] - (void *)&dmy_vrregset)
+#define UC_MCONTEXT_VREGS_R5 ((void *)&dmy_vrregset.vrregs[5] - (void *)&dmy_vrregset)
+#define UC_MCONTEXT_VREGS_R6 ((void *)&dmy_vrregset.vrregs[6] - (void *)&dmy_vrregset)
+#define UC_MCONTEXT_VREGS_R7 ((void *)&dmy_vrregset.vrregs[7] - (void *)&dmy_vrregset)
+#define UC_MCONTEXT_VREGS_R8 ((void *)&dmy_vrregset.vrregs[8] - (void *)&dmy_vrregset)
+#define UC_MCONTEXT_VREGS_R9 ((void *)&dmy_vrregset.vrregs[9] - (void *)&dmy_vrregset)
+#define UC_MCONTEXT_VREGS_R10 ((void *)&dmy_vrregset.vrregs[10] - (void *)&dmy_vrregset)
+#define UC_MCONTEXT_VREGS_R11 ((void *)&dmy_vrregset.vrregs[11] - (void *)&dmy_vrregset)
+#define UC_MCONTEXT_VREGS_R12 ((void *)&dmy_vrregset.vrregs[12] - (void *)&dmy_vrregset)
+#define UC_MCONTEXT_VREGS_R13 ((void *)&dmy_vrregset.vrregs[13] - (void *)&dmy_vrregset)
+#define UC_MCONTEXT_VREGS_R14 ((void *)&dmy_vrregset.vrregs[14] - (void *)&dmy_vrregset)
+#define UC_MCONTEXT_VREGS_R15 ((void *)&dmy_vrregset.vrregs[15] - (void *)&dmy_vrregset)
+#define UC_MCONTEXT_VREGS_R16 ((void *)&dmy_vrregset.vrregs[16] - (void *)&dmy_vrregset)
+#define UC_MCONTEXT_VREGS_R17 ((void *)&dmy_vrregset.vrregs[17] - (void *)&dmy_vrregset)
+#define UC_MCONTEXT_VREGS_R18 ((void *)&dmy_vrregset.vrregs[18] - (void *)&dmy_vrregset)
+#define UC_MCONTEXT_VREGS_R19 ((void *)&dmy_vrregset.vrregs[19] - (void *)&dmy_vrregset)
+#define UC_MCONTEXT_VREGS_R20 ((void *)&dmy_vrregset.vrregs[20] - (void *)&dmy_vrregset)
+#define UC_MCONTEXT_VREGS_R21 ((void *)&dmy_vrregset.vrregs[21] - (void *)&dmy_vrregset)
+#define UC_MCONTEXT_VREGS_R22 ((void *)&dmy_vrregset.vrregs[22] - (void *)&dmy_vrregset)
+#define UC_MCONTEXT_VREGS_R23 ((void *)&dmy_vrregset.vrregs[23] - (void *)&dmy_vrregset)
+#define UC_MCONTEXT_VREGS_R24 ((void *)&dmy_vrregset.vrregs[24] - (void *)&dmy_vrregset)
+#define UC_MCONTEXT_VREGS_R25 ((void *)&dmy_vrregset.vrregs[25] - (void *)&dmy_vrregset)
+#define UC_MCONTEXT_VREGS_R26 ((void *)&dmy_vrregset.vrregs[26] - (void *)&dmy_vrregset)
+#define UC_MCONTEXT_VREGS_R27 ((void *)&dmy_vrregset.vrregs[27] - (void *)&dmy_vrregset)
+#define UC_MCONTEXT_VREGS_R28 ((void *)&dmy_vrregset.vrregs[28] - (void *)&dmy_vrregset)
+#define UC_MCONTEXT_VREGS_R29 ((void *)&dmy_vrregset.vrregs[29] - (void *)&dmy_vrregset)
+#define UC_MCONTEXT_VREGS_R30 ((void *)&dmy_vrregset.vrregs[30] - (void *)&dmy_vrregset)
+#define UC_MCONTEXT_VREGS_R31 ((void *)&dmy_vrregset.vrregs[31] - (void *)&dmy_vrregset)
+#define UC_MCONTEXT_VREGS_VSCR ((void *)&dmy_vrregset.vscr - (void *)&dmy_vrregset)
+#define UC_MCONTEXT_VREGS_VRSAVE ((void *)&dmy_vrregset.vrsave - (void *)&dmy_vrregset)
+
+#endif
--- a/src/ppc32/unwind_i.h
+++ b/src/ppc32/unwind_i.h
@ -0,0 +1,47 @@
+/* libunwind - a platform-independent unwind library
+   Copyright (C) 2006-2007 IBM
+   Contributed by
+     Corey Ashford <cjashfor@us.ibm.com>
+     Jose Flavio Aguilar Paulino <jflavio@br.ibm.com> <joseflavio@gmail.com>
+
+This file is part of libunwind.
+
+Permission is hereby granted, free of charge, to any person obtaining
+a copy of this software and associated documentation files (the
+"Software"), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sublicense, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to
+the following conditions:
+
+The above copyright notice and this permission notice shall be
+included in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.  */
+
+#ifndef unwind_i_h
+#define unwind_i_h
+
+#include <memory.h>
+#include <stdint.h>
+
+#include <libunwind-ppc32.h>
+
+#include <libunwind_i.h>
+#include <sys/ucontext.h>
+
+#define ppc32_lock			UNW_OBJ(lock)
+#define ppc32_local_resume		UNW_OBJ(local_resume)
+#define ppc32_local_addr_space_init	UNW_OBJ(local_addr_space_init)
+
+extern void ppc32_local_addr_space_init (void);
+extern int ppc32_local_resume (unw_addr_space_t as, unw_cursor_t *cursor,
+			     void *arg);
+
+#endif /* unwind_i_h */
--- a/src/ppc64/Gstep.c
+++ b/src/ppc64/Gstep.c
@ -137,7 +137,7 @@ unw_step (unw_cursor_t * cursor)

 	  Debug (1, "signal frame, skip over trampoline\n");

-	  c->sigcontext_format = PPC64_SCF_LINUX_RT_SIGFRAME;
+	  c->sigcontext_format = PPC_SCF_LINUX_RT_SIGFRAME;
 	  c->sigcontext_addr = ucontext;

 	  sp_loc = DWARF_LOC (ucontext + UC_MCONTEXT_GREGS_R1, 0);
--- a/src/ppc64/init.h
+++ b/src/ppc64/init.h
@ -28,7 +28,7 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.  */
 #include "unwind_i.h"

 static inline int
-common_init (struct cursor *c)
+common_init_ppc64 (struct cursor *c)
 {
  int ret;
  int i;
@ -67,7 +67,7 @@ common_init (struct cursor *c)
  if (ret < 0)
    return ret;

-  c->sigcontext_format = PPC64_SCF_NONE;
+  c->sigcontext_format = PPC_SCF_NONE;
  c->sigcontext_addr = 0;

  c->dwarf.args_size = 0;
--- a/src/ptrace/_UPT_reg_offset.c
+++ b/src/ptrace/_UPT_reg_offset.c
@ -286,6 +286,7 @@ int _UPT_reg_offset[UNW_REG_LAST + 1] =
 //  [UNW_X86_64_EFLAGS]	= 0x90,
 //  [UNW_X86_64_RSP]	= 0x98,
 //  [UNW_X86_64_SS]	= 0xa0
+#elif defined(UNW_TARGET_PPC32)
 #elif defined(UNW_TARGET_PPC64)
 #else
 # error Fix me.
--- a/tests/flush-cache.S
+++ b/tests/flush-cache.S
@ -47,7 +47,17 @@ flush_cache:
        bv      %r0(%rp)
        .procend
 #elif defined(__powerpc64__)
-# warning IMPLEMENT ME!!
+# warning IMPLEMENT ME FOR PPC64!!
+	.globl flush_cache
+flush_cache:
+	lwz    11,  0(1)  ;
+	lwz     0,  4(11) ;
+	mtlr    0         ;
+	lwz    31, -4(11) ;
+	mr      1, 11     ;
+	blr
+#elif defined(__powerpc__)
+# warning IMPLEMENT ME FOR PPC32!!
 	.globl flush_cache
 flush_cache:
 	lwz    11,  0(1)  ;