build as needed

[platform/upstream/binutils.git] / gdb / rs6000-tdep.c

diff --git a/gdb/rs6000-tdep.c b/gdb/rs6000-tdep.c
index c4ce51c..dabf448 100644 (file)
--- a/gdb/rs6000-tdep.c
+++ b/gdb/rs6000-tdep.c
@@ -55,7 +55,6 @@
 #include "ppc-tdep.h"
 #include "ppc-ravenscar-thread.h"
 
-#include "gdb_assert.h"
 #include "dis-asm.h"
 
 #include "trad-frame.h"
@@ -506,7 +505,7 @@ ppc_supply_gregset (const struct regset *regset, struct regcache *regcache,
 {
   struct gdbarch *gdbarch = get_regcache_arch (regcache);
   struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
-  const struct ppc_reg_offsets *offsets = regset->descr;
+  const struct ppc_reg_offsets *offsets = regset->regmap;
   size_t offset;
   int regsize;
 
@@ -558,7 +557,7 @@ ppc_supply_fpregset (const struct regset *regset, struct regcache *regcache,
     return;
 
   tdep = gdbarch_tdep (gdbarch);
-  offsets = regset->descr;
+  offsets = regset->regmap;
   if (regnum == -1)
     {
       int i;
@@ -626,7 +625,7 @@ ppc_supply_vrregset (const struct regset *regset, struct regcache *regcache,
     return;
 
   tdep = gdbarch_tdep (gdbarch);
-  offsets = regset->descr;
+  offsets = regset->regmap;
   if (regnum == -1)
     {
       int i;
@@ -665,7 +664,7 @@ ppc_collect_gregset (const struct regset *regset,
 {
   struct gdbarch *gdbarch = get_regcache_arch (regcache);
   struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
-  const struct ppc_reg_offsets *offsets = regset->descr;
+  const struct ppc_reg_offsets *offsets = regset->regmap;
   size_t offset;
   int regsize;
 
@@ -719,7 +718,7 @@ ppc_collect_fpregset (const struct regset *regset,
     return;
 
   tdep = gdbarch_tdep (gdbarch);
-  offsets = regset->descr;
+  offsets = regset->regmap;
   if (regnum == -1)
     {
       int i;
@@ -792,7 +791,7 @@ ppc_collect_vrregset (const struct regset *regset,
     return;
 
   tdep = gdbarch_tdep (gdbarch);
-  offsets = regset->descr;
+  offsets = regset->regmap;
   if (regnum == -1)
     {
       int i;
@@ -3191,9 +3190,14 @@ rs6000_frame_cache (struct frame_info *this_frame, void **this_cache)
     }
 
   if (!fdata.frameless)
-    /* Frameless really means stackless.  */
-    cache->base
-      = read_memory_unsigned_integer (cache->base, wordsize, byte_order);
+    {
+      /* Frameless really means stackless.  */
+      LONGEST backchain;
+
+      if (safe_read_memory_integer (cache->base, wordsize,
+                                   byte_order, &backchain))
+        cache->base = (CORE_ADDR) backchain;
+    }
 
   trad_frame_set_value (cache->saved_regs,
                        gdbarch_sp_regnum (gdbarch), cache->base);