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[commit] SPARC flag register support
- From: Mark Kettenis <mark dot kettenis at xs4all dot nl>
- To: gdb-patches at sourceware dot org
- Date: Fri, 29 Dec 2006 22:00:53 +0100 (CET)
- Subject: [commit] SPARC flag register support
Committed,
Mark
Index: ChangeLog
from Mark Kettenis <kettenis@gnu.org>
* sparc-tdep.c (sparc_psr_type, sparc_fsr_type): New variables.
(sparc_init_types): New function.
(sparc32_register_type): Use appropriate flag types for %fsr and
%prs.
(_initialize_sparc_tdep): Call sparc_init_types.
Index: sparc-tdep.c
===================================================================
RCS file: /cvs/src/src/gdb/sparc-tdep.c,v
retrieving revision 1.174
diff -u -p -r1.174 sparc-tdep.c
--- sparc-tdep.c 9 Nov 2006 16:36:58 -0000 1.174
+++ sparc-tdep.c 29 Dec 2006 20:41:44 -0000
@@ -294,6 +294,48 @@ sparc32_register_name (int regnum)
return NULL;
}
+
+
+/* Type for %psr. */
+struct type *sparc_psr_type;
+
+/* Type for %fsr. */
+struct type *sparc_fsr_type;
+
+/* Construct types for ISA-specific registers. */
+
+static void
+sparc_init_types (void)
+{
+ struct type *type;
+
+ type = init_flags_type ("builtin_type_sparc_psr", 4);
+ append_flags_type_flag (type, 5, "ET");
+ append_flags_type_flag (type, 6, "PS");
+ append_flags_type_flag (type, 7, "S");
+ append_flags_type_flag (type, 12, "EF");
+ append_flags_type_flag (type, 13, "EC");
+ sparc_psr_type = type;
+
+ type = init_flags_type ("builtin_type_sparc_fsr", 4);
+ append_flags_type_flag (type, 0, "NXA");
+ append_flags_type_flag (type, 1, "DZA");
+ append_flags_type_flag (type, 2, "UFA");
+ append_flags_type_flag (type, 3, "OFA");
+ append_flags_type_flag (type, 4, "NVA");
+ append_flags_type_flag (type, 5, "NXC");
+ append_flags_type_flag (type, 6, "DZC");
+ append_flags_type_flag (type, 7, "UFC");
+ append_flags_type_flag (type, 8, "OFC");
+ append_flags_type_flag (type, 9, "NVC");
+ append_flags_type_flag (type, 22, "NS");
+ append_flags_type_flag (type, 23, "NXM");
+ append_flags_type_flag (type, 24, "DZM");
+ append_flags_type_flag (type, 25, "UFM");
+ append_flags_type_flag (type, 26, "OFM");
+ append_flags_type_flag (type, 27, "NVM");
+ sparc_fsr_type = type;
+}
/* Return the GDB type object for the "standard" data type of data in
register REGNUM. */
@@ -313,6 +355,12 @@ sparc32_register_type (struct gdbarch *g
if (regnum == SPARC32_PC_REGNUM || regnum == SPARC32_NPC_REGNUM)
return builtin_type_void_func_ptr;
+ if (regnum == SPARC32_PSR_REGNUM)
+ return sparc_psr_type;
+
+ if (regnum == SPARC32_FSR_REGNUM)
+ return sparc_fsr_type;
+
return builtin_type_int32;
}
@@ -1621,4 +1669,7 @@ void
_initialize_sparc_tdep (void)
{
register_gdbarch_init (bfd_arch_sparc, sparc32_gdbarch_init);
+
+ /* Initialize the SPARC-specific register types. */
+ sparc_init_types();
}