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-rw-r--r--gdb/sparc-tdep.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/gdb/sparc-tdep.c b/gdb/sparc-tdep.c
index f387ad8..c3fd6dd 100644
--- a/gdb/sparc-tdep.c
+++ b/gdb/sparc-tdep.c
@@ -3243,6 +3243,15 @@ sparc_return_value_on_stack (struct type *type)
return 0;
}
+/* Get the ith function argument for the current function. */
+CORE_ADDR
+sparc_fetch_pointer_argument (struct frame_info *frame, int argi, struct type *type)
+{
+ CORE_ADDR addr;
+ frame_read_register (frame, O0_REGNUM + argi, &addr);
+ return addr;
+}
+
/*
* Gdbarch "constructor" function.
*/
@@ -3354,6 +3363,9 @@ sparc_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches)
set_gdbarch_deprecated_use_generic_dummy_frames (gdbarch, 0);
set_gdbarch_write_pc (gdbarch, generic_target_write_pc);
+ /* Helper for function argument information. */
+ set_gdbarch_fetch_pointer_argument (gdbarch, sparc_fetch_pointer_argument);
+
/*
* Settings that depend only on 32/64 bit word size
*/