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[binutils-gdb] Support CBNZ, CBZ, REV, REV16 and REVSH in arm process record
- From: Yao Qi <qiyao at sourceware dot org>
- To: gdb-cvs at sourceware dot org
- Date: 16 Mar 2017 16:37:19 -0000
- Subject: [binutils-gdb] Support CBNZ, CBZ, REV, REV16 and REVSH in arm process record
https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=ba14f3792fe007bedd88b62e554c79258adc53d9
commit ba14f3792fe007bedd88b62e554c79258adc53d9
Author: Yao Qi <yao.qi@linaro.org>
Date: Thu Mar 16 16:35:18 2017 +0000
Support CBNZ, CBZ, REV, REV16 and REVSH in arm process record
This patch adds the support for these instructions in arm process
record.
gdb:
2017-03-16 Yao Qi <yao.qi@linaro.org>
* arm-tdep.c (thumb_record_misc): Decode CBNZ, CBZ, REV16,
and REVSH instructions.
Diff:
---
gdb/ChangeLog | 5 +++++
gdb/arm-tdep.c | 4 ++--
2 files changed, 7 insertions(+), 2 deletions(-)
diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 07578fc..8bc3aec 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,5 +1,10 @@
2017-03-16 Yao Qi <yao.qi@linaro.org>
+ * arm-tdep.c (thumb_record_misc): Decode CBNZ, CBZ, REV16,
+ and REVSH instructions.
+
+2017-03-16 Yao Qi <yao.qi@linaro.org>
+
* arm-tdep.c [GDB_SELF_TEST]: include "selftests.h".
(arm_record_test): Declare.
(_initialize_arm_tdep) [GDB_SELF_TEST]: call register_self_test.
diff --git a/gdb/arm-tdep.c b/gdb/arm-tdep.c
index 8135c84..98d8e0e 100644
--- a/gdb/arm-tdep.c
+++ b/gdb/arm-tdep.c
@@ -11979,7 +11979,6 @@ thumb_record_misc (insn_decode_record *thumb_insn_r)
case 9: /* fall through */
case 11:
/* CBNZ, CBZ */
- return -1;
break;
case 2:
/* SXTH, SXTB, UXTH, UXTB */
@@ -12012,7 +12011,8 @@ thumb_record_misc (insn_decode_record *thumb_insn_r)
break;
case 10:
/* REV, REV16, REVSH */
- return -1;
+ record_buf[0] = bits (thumb_insn_r->arm_insn, 0, 2);
+ thumb_insn_r->reg_rec_count = 1;
break;
case 12: /* fall through */
case 13: