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[binutils-gdb] New regcache_raw_get_signed
- From: Yao Qi <qiyao at sourceware dot org>
- To: gdb-cvs at sourceware dot org
- Date: 22 Nov 2016 14:32:01 -0000
- Subject: [binutils-gdb] New regcache_raw_get_signed
https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=9fd15b2e80452f03edb3fb36c2b4c36d05f4ef4e
commit 9fd15b2e80452f03edb3fb36c2b4c36d05f4ef4e
Author: Yao Qi <yao.qi@linaro.org>
Date: Tue Nov 22 14:05:04 2016 +0000
New regcache_raw_get_signed
This patch adds a new regcache api regcache_raw_get_signed.
gdb:
2016-11-22 Yao Qi <yao.qi@linaro.org>
* regcache.c (regcache_raw_get_signed): New function.
* regcache.h (regcache_raw_get_signed): Declare.
Diff:
---
gdb/ChangeLog | 5 +++++
gdb/regcache.c | 13 +++++++++++++
gdb/regcache.h | 6 ++++++
3 files changed, 24 insertions(+)
diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 5b88917..2b04ea4 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,5 +1,10 @@
2016-11-22 Yao Qi <yao.qi@linaro.org>
+ * regcache.c (regcache_raw_get_signed): New function.
+ * regcache.h (regcache_raw_get_signed): Declare.
+
+2016-11-22 Yao Qi <yao.qi@linaro.org>
+
* value.c (value_from_component): Use VALUE_NEXT_FRAME_ID
instead of VALUE_FROM_ID.
diff --git a/gdb/regcache.c b/gdb/regcache.c
index a5c90a6..1fcf933 100644
--- a/gdb/regcache.c
+++ b/gdb/regcache.c
@@ -742,6 +742,19 @@ regcache_raw_write_unsigned (struct regcache *regcache, int regnum,
regcache_raw_write (regcache, regnum, buf);
}
+LONGEST
+regcache_raw_get_signed (struct regcache *regcache, int regnum)
+{
+ LONGEST value;
+ enum register_status status;
+
+ status = regcache_raw_read_signed (regcache, regnum, &value);
+ if (status == REG_UNAVAILABLE)
+ throw_error (NOT_AVAILABLE_ERROR,
+ _("Register %d is not available"), regnum);
+ return value;
+}
+
enum register_status
regcache_cooked_read (struct regcache *regcache, int regnum, gdb_byte *buf)
{
diff --git a/gdb/regcache.h b/gdb/regcache.h
index 1bb0ce0..11a8bb9 100644
--- a/gdb/regcache.h
+++ b/gdb/regcache.h
@@ -66,6 +66,12 @@ extern void regcache_raw_write_signed (struct regcache *regcache,
extern void regcache_raw_write_unsigned (struct regcache *regcache,
int regnum, ULONGEST val);
+/* Return the register's value in signed or throw if it's not
+ available. */
+
+extern LONGEST regcache_raw_get_signed (struct regcache *regcache,
+ int regnum);
+
/* Set a raw register's value in the regcache's buffer. Unlike
regcache_raw_write, this is not write-through. The intention is
allowing to change the buffer contents of a read-only regcache