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[PATCH 4/8] gdb/s390: Fill gen_return_address hook.
- From: Marcin KoÅcielnicki <koriakin at 0x04 dot net>
- To: gdb-patches at sourceware dot org
- Cc: Marcin KoÅcielnicki <koriakin at 0x04 dot net>
- Date: Sun, 7 Feb 2016 15:02:31 +0100
- Subject: [PATCH 4/8] gdb/s390: Fill gen_return_address hook.
- Authentication-results: sourceware.org; auth=none
- References: <1453637529-26972-5-git-send-email-koriakin at 0x04 dot net>
gdb/ChangeLog:
* s390-linux-tdep.c (s390_gen_return_address): New function.
(s390_gdbarch_init): Fill gen_return_address hook.
---
Added missing comment.
gdb/ChangeLog | 5 +++++
gdb/s390-linux-tdep.c | 13 +++++++++++++
2 files changed, 18 insertions(+)
diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 6260040..0cf8bfc 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,5 +1,10 @@
2016-02-07 Marcin KoÅcielnicki <koriakin@0x04.net>
+ * s390-linux-tdep.c (s390_gen_return_address): New function.
+ (s390_gdbarch_init): Fill gen_return_address hook.
+
+2016-02-07 Marcin KoÅcielnicki <koriakin@0x04.net>
+
* s390-linux-tdep.c (s390_ax_pseudo_register_collect): New function.
(s390_ax_pseudo_register_push_stack): New function.
(s390_gdbarch_init): Fill ax_pseudo_register_collect and
diff --git a/gdb/s390-linux-tdep.c b/gdb/s390-linux-tdep.c
index 97bd564..0b91ed1 100644
--- a/gdb/s390-linux-tdep.c
+++ b/gdb/s390-linux-tdep.c
@@ -627,6 +627,18 @@ s390_ax_pseudo_register_push_stack (struct gdbarch *gdbarch,
return 0;
}
+/* The "gen_return_address" gdbarch method. */
+
+static void
+s390_gen_return_address (struct gdbarch *gdbarch,
+ struct agent_expr *ax, struct axs_value *value,
+ CORE_ADDR scope)
+{
+ value->type = register_type (gdbarch, S390_R14_REGNUM);
+ value->kind = axs_lvalue_register;
+ value->u.reg = S390_R14_REGNUM;
+}
+
/* A helper for s390_software_single_step, decides if an instruction
is a partial-execution instruction that needs to be executed until
@@ -7970,6 +7982,7 @@ s390_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches)
s390_ax_pseudo_register_collect);
set_gdbarch_ax_pseudo_register_push_stack
(gdbarch, s390_ax_pseudo_register_push_stack);
+ set_gdbarch_gen_return_address (gdbarch, s390_gen_return_address);
tdesc_use_registers (gdbarch, tdesc, tdesc_data);
set_gdbarch_register_name (gdbarch, s390_register_name);
--
2.7.0