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[PATCH] ppc: Fix record support of Store String Word instructions


Hi,
this patch aims to fix the record support of the ppc instructions Store String
Word Immediate and Store String Word Indexed. Ok?

Thanks,
--
Edjunior

2016-09-20  Edjunior Barbosa Machado  <emachado@linux.vnet.ibm.com>

	* rs6000-tdep.c (ppc_process_record_op31): Fix record of Store String
	Word instructions.

---
 gdb/rs6000-tdep.c | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/gdb/rs6000-tdep.c b/gdb/rs6000-tdep.c
index 5f15780..263dda0 100644
--- a/gdb/rs6000-tdep.c
+++ b/gdb/rs6000-tdep.c
@@ -4540,7 +4540,8 @@ ppc_process_record_op31 (struct gdbarch *gdbarch, struct regcache *regcache,
     case 725:		/* Store String Word Immediate */
       ra = 0;
       if (PPC_RA (insn) != 0)
-	regcache_raw_read_unsigned (regcache, tdep->ppc_xer_regnum, &ra);
+	regcache_raw_read_unsigned (regcache,
+				    tdep->ppc_gp0_regnum + PPC_RA (insn), &ra);
       ea += ra;
 
       nb = PPC_NB (insn);
@@ -4554,7 +4555,8 @@ ppc_process_record_op31 (struct gdbarch *gdbarch, struct regcache *regcache,
     case 661:		/* Store String Word Indexed */
       ra = 0;
       if (PPC_RA (insn) != 0)
-	regcache_raw_read_unsigned (regcache, tdep->ppc_xer_regnum, &ra);
+	regcache_raw_read_unsigned (regcache,
+				    tdep->ppc_gp0_regnum + PPC_RA (insn), &ra);
       ea += ra;
 
       regcache_raw_read_unsigned (regcache, tdep->ppc_xer_regnum, &xer);
@@ -4562,7 +4564,9 @@ ppc_process_record_op31 (struct gdbarch *gdbarch, struct regcache *regcache,
 
       if (nb != 0)
 	{
-	  regcache_raw_read_unsigned (regcache, tdep->ppc_xer_regnum, &rb);
+	  regcache_raw_read_unsigned (regcache,
+				      tdep->ppc_gp0_regnum + PPC_RB (insn),
+				      &rb);
 	  ea += rb;
 	  record_full_arch_list_add_mem (ea, nb);
 	}
-- 
2.5.5


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