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[PATCH 08/12] NIOS2 Linux: Fill 'collect_regset' in regset structure.
- From: Andreas Arnez <arnez at linux dot vnet dot ibm dot com>
- To: gdb-patches at sourceware dot org
- Cc: Yao Qi <yao at codesourcery dot com>
- Date: Mon, 26 May 2014 18:36:44 +0200
- Subject: [PATCH 08/12] NIOS2 Linux: Fill 'collect_regset' in regset structure.
- Authentication-results: sourceware.org; auth=none
- References: <1401122208-2481-1-git-send-email-arnez at linux dot vnet dot ibm dot com>
gdb/
* nios2-linux-tdep.c (NIOS2_GREGS_SIZE): New macro.
(nios2_collect_gregset): New function.
(nios2_core_regset): Add collect method.
---
gdb/nios2-linux-tdep.c | 23 ++++++++++++++++++++---
1 file changed, 20 insertions(+), 3 deletions(-)
diff --git a/gdb/nios2-linux-tdep.c b/gdb/nios2-linux-tdep.c
index 84ab576..f4cacf6 100644
--- a/gdb/nios2-linux-tdep.c
+++ b/gdb/nios2-linux-tdep.c
@@ -51,6 +51,8 @@ static const int reg_offsets[NIOS2_NUM_REGS] =
-1, -1, -1, -1, -1, -1, -1, -1
};
+#define NIOS2_GREGS_SIZE (4 * 31)
+
/* Implement the supply_regset hook for core files. */
static void
@@ -73,11 +75,26 @@ nios2_supply_gregset (const struct regset *regset,
}
}
+static void
+nios2_collect_gregset (const struct regset *regset,
+ const struct regcache *regcache,
+ int regnum, void *gregs_buf, size_t len)
+{
+ gdb_byte *gregs = gregs_buf;
+ int regno;
+
+ for (regno = NIOS2_Z_REGNUM; regno <= NIOS2_MPUACC_REGNUM; regno++)
+ if (regnum == -1 || regnum == regno)
+ {
+ if (reg_offsets[regno] != -1)
+ regcache_raw_collect (regcache, regno,
+ gregs + 4 * reg_offsets[regno]);
+ }
+}
+
static const struct regset nios2_core_regset =
{
- NULL,
- nios2_supply_gregset,
- NULL,
+ NULL, nios2_supply_gregset, nios2_collect_gregset
};
/* Implement the regset_from_core_section gdbarch method. */
--
1.8.4.2