[src/trunk]: src/gnu/dist/toolchain/gdb Correctly decode the switchframe *and...

[matt <matt%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/c15b5d95ef43
branches:  trunk
changeset: 550648:c15b5d95ef43
user:      matt <matt%NetBSD.org@localhost>
date:      Fri Aug 15 16:58:15 2003 +0000

description:
Correctly decode the switchframe *and the two callframes above it* which
contain the real information.

diffstat:

 gnu/dist/toolchain/gdb/ppcnbsd-nat.c |  13 ++++++++++---
 1 files changed, 10 insertions(+), 3 deletions(-)

diffs (33 lines):

diff -r 5de9c37af9dd -r c15b5d95ef43 gnu/dist/toolchain/gdb/ppcnbsd-nat.c
--- a/gnu/dist/toolchain/gdb/ppcnbsd-nat.c      Fri Aug 15 15:24:21 2003 +0000
+++ b/gnu/dist/toolchain/gdb/ppcnbsd-nat.c      Fri Aug 15 16:58:15 2003 +0000
@@ -232,6 +232,7 @@
      struct pcb *pcb;
 {
   struct switchframe sf;
+  struct callframe cf;
   int regno;
 
   /*
@@ -240,12 +241,18 @@
    */
   if (target_read_memory(pcb->pcb_sp, (char *)&sf, sizeof(sf)))
     error("Cannot read switchframe.");
-  supply_register(1, (char *)&pcb->pcb_sp);
   supply_register(2, (char *)&sf.fixreg2);
-  supply_register(PC_REGNUM, (char *)&sf.lr);
-  supply_register(LR_REGNUM, (char *)&sf.lr);
   supply_register(CR_REGNUM, (char *)&sf.cr);
   for (regno = 13; regno < 32; regno++)
     supply_register(regno, (char *)&sf.fixreg[regno - 13]);
+  if (target_read_memory(sf.sp, (char *)&cf, sizeof(cf)))
+    error("Cannot read callframe.");
+  supply_register(30, (char *)&cf.r30);
+  supply_register(31, (char *)&cf.r31);
+  supply_register(1, (char *)&cf.sp);
+  if (target_read_memory(cf.sp, (char *)&cf, sizeof(cf)))
+    error("Cannot read switchframe.");
+  supply_register(PC_REGNUM, (char *)&cf.lr);
+  supply_register(LR_REGNUM, (char *)&cf.lr);
 }
 #endif /* FETCH_KCORE_REGISTERS */