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[RFA] gdbarch.sh: multi-arch PARM_BOUNDARY
- To: gdb-patches at sources dot redhat dot com
- Subject: [RFA] gdbarch.sh: multi-arch PARM_BOUNDARY
- From: Nicholas Duffek <nsd at redhat dot com>
- Date: Wed, 3 Jan 2001 15:42:03 -0500
ChangeLog:
* gdbarch.sh (PARM_BOUNDARY): Define.
* gdbarch.c: Regenerate.
* gdbarch.h: Regenerate.
No regressions on i686-pc-linux-gnu. Okay to apply?
Nicholas Duffek
<nsd@redhat.com>
[patch follows]
Index: gdb/gdbarch.sh
===================================================================
diff -up gdb/gdbarch.sh gdb/gdbarch.sh
--- gdb/gdbarch.sh Tue Jan 2 16:04:32 2001
+++ gdb/gdbarch.sh Tue Jan 2 16:03:56 2001
@@ -480,6 +480,7 @@ F:2:STACK_ALIGN:CORE_ADDR:stack_align:CO
v:1:EXTRA_STACK_ALIGNMENT_NEEDED:int:extra_stack_alignment_needed::::0:1::0:::
F:2:REG_STRUCT_HAS_ADDR:int:reg_struct_has_addr:int gcc_p, struct type *type:gcc_p, type::0:0
F:2:SAVE_DUMMY_FRAME_TOS:void:save_dummy_frame_tos:CORE_ADDR sp:sp::0:0
+v:2:PARM_BOUNDARY:int:parm_boundary
#
v:2:TARGET_FLOAT_FORMAT:const struct floatformat *:float_format::::::default_float_format (gdbarch)
v:2:TARGET_DOUBLE_FORMAT:const struct floatformat *:double_format::::::default_double_format (gdbarch)
Index: gdb/gdbarch.c
===================================================================
diff -up gdb/gdbarch.c gdb/gdbarch.c
--- gdb/gdbarch.c Tue Jan 2 16:04:53 2001
+++ gdb/gdbarch.c Tue Jan 2 16:04:19 2001
@@ -235,6 +235,7 @@ struct gdbarch
int extra_stack_alignment_needed;
gdbarch_reg_struct_has_addr_ftype *reg_struct_has_addr;
gdbarch_save_dummy_frame_tos_ftype *save_dummy_frame_tos;
+ int parm_boundary;
const struct floatformat * float_format;
const struct floatformat * double_format;
const struct floatformat * long_double_format;
@@ -368,6 +369,7 @@ struct gdbarch startup_gdbarch =
0,
0,
0,
+ 0,
/* startup_gdbarch() */
};
@@ -1341,6 +1343,11 @@ gdbarch_dump (struct gdbarch *gdbarch, s
"SAVE_DUMMY_FRAME_TOS(sp)",
XSTRING (SAVE_DUMMY_FRAME_TOS (sp)));
#endif
+#ifdef PARM_BOUNDARY
+ fprintf_unfiltered (file,
+ "gdbarch_dump: PARM_BOUNDARY # %s\n",
+ XSTRING (PARM_BOUNDARY));
+#endif
#ifdef TARGET_FLOAT_FORMAT
fprintf_unfiltered (file,
"gdbarch_dump: TARGET_FLOAT_FORMAT # %s\n",
@@ -2045,6 +2052,11 @@ gdbarch_dump (struct gdbarch *gdbarch, s
(long) current_gdbarch->save_dummy_frame_tos
/*SAVE_DUMMY_FRAME_TOS ()*/);
#endif
+#ifdef PARM_BOUNDARY
+ fprintf_unfiltered (file,
+ "gdbarch_dump: PARM_BOUNDARY = %ld\n",
+ (long) PARM_BOUNDARY);
+#endif
#ifdef TARGET_FLOAT_FORMAT
fprintf_unfiltered (file,
"gdbarch_dump: TARGET_FLOAT_FORMAT = %ld\n",
@@ -3916,6 +3928,21 @@ set_gdbarch_save_dummy_frame_tos (struct
gdbarch_save_dummy_frame_tos_ftype save_dummy_frame_tos)
{
gdbarch->save_dummy_frame_tos = save_dummy_frame_tos;
+}
+
+int
+gdbarch_parm_boundary (struct gdbarch *gdbarch)
+{
+ if (gdbarch_debug >= 2)
+ fprintf_unfiltered (gdb_stdlog, "gdbarch_parm_boundary called\n");
+ return gdbarch->parm_boundary;
+}
+
+void
+set_gdbarch_parm_boundary (struct gdbarch *gdbarch,
+ int parm_boundary)
+{
+ gdbarch->parm_boundary = parm_boundary;
}
const struct floatformat *
Index: gdb/gdbarch.h
===================================================================
diff -up gdb/gdbarch.h gdb/gdbarch.h
--- gdb/gdbarch.h Tue Jan 2 16:05:06 2001
+++ gdb/gdbarch.h Tue Jan 2 16:04:02 2001
@@ -1408,6 +1408,14 @@ extern void set_gdbarch_save_dummy_frame
#endif
#endif
+extern int gdbarch_parm_boundary (struct gdbarch *gdbarch);
+extern void set_gdbarch_parm_boundary (struct gdbarch *gdbarch, int parm_boundary);
+#if GDB_MULTI_ARCH
+#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) || !defined (PARM_BOUNDARY)
+#define PARM_BOUNDARY (gdbarch_parm_boundary (current_gdbarch))
+#endif
+#endif
+
/* Default (value) for non- multi-arch platforms. */
#if (!GDB_MULTI_ARCH) && !defined (TARGET_FLOAT_FORMAT)
#define TARGET_FLOAT_FORMAT (default_float_format (current_gdbarch))