non_ir_ref_dynamic

[deliverable/binutils-gdb.git] / gdb / xtensa-tdep.c

diff --git a/gdb/xtensa-tdep.c b/gdb/xtensa-tdep.c
index 13f1514e7651e47a268ef809b1324167f1f759bd..0a4ed37cf9582a7aa43ec601fc013f1f93624a39 100644 (file)
--- a/gdb/xtensa-tdep.c
+++ b/gdb/xtensa-tdep.c
@@ -228,7 +228,7 @@ extract_call_winsize (struct gdbarch *gdbarch, CORE_ADDR pc)
 
 /* Find register by name.  */
 static int
-xtensa_find_register_by_name (struct gdbarch *gdbarch, char *name)
+xtensa_find_register_by_name (struct gdbarch *gdbarch, const char *name)
 {
   int i;
 
@@ -559,16 +559,15 @@ xtensa_pseudo_register_read (struct gdbarch *gdbarch,
       && (regnum >= gdbarch_tdep (gdbarch)->a0_base)
       && (regnum <= gdbarch_tdep (gdbarch)->a0_base + 15))
     {
-      gdb_byte *buf = (gdb_byte *) alloca (MAX_REGISTER_SIZE);
+      ULONGEST value;
       enum register_status status;
 
-      status = regcache_raw_read (regcache,
-                                 gdbarch_tdep (gdbarch)->wb_regnum,
-                                 buf);
+      status = regcache_raw_read_unsigned (regcache,
+                                          gdbarch_tdep (gdbarch)->wb_regnum,
+                                          &value);
       if (status != REG_VALID)
        return status;
-      regnum = arreg_number (gdbarch, regnum,
-                            extract_unsigned_integer (buf, 4, byte_order));
+      regnum = arreg_number (gdbarch, regnum, value);
     }
 
   /* We can always read non-pseudo registers.  */
@@ -656,12 +655,10 @@ xtensa_pseudo_register_write (struct gdbarch *gdbarch,
       && (regnum >= gdbarch_tdep (gdbarch)->a0_base)
       && (regnum <= gdbarch_tdep (gdbarch)->a0_base + 15))
     {
-      gdb_byte *buf = (gdb_byte *) alloca (MAX_REGISTER_SIZE);
-
-      regcache_raw_read (regcache,
-                        gdbarch_tdep (gdbarch)->wb_regnum, buf);
-      regnum = arreg_number (gdbarch, regnum,
-                            extract_unsigned_integer (buf, 4, byte_order));
+      ULONGEST value;
+      regcache_raw_read_unsigned (regcache,
+                                 gdbarch_tdep (gdbarch)->wb_regnum, &value);
+      regnum = arreg_number (gdbarch, regnum, value);
     }
 
   /* We can always write 'core' registers.
@@ -3200,6 +3197,9 @@ xtensa_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches)
   xtensa_verify_config (gdbarch);
   xtensa_session_once_reported = 0;
 
+  set_gdbarch_wchar_bit (gdbarch, 2 * TARGET_CHAR_BIT);
+  set_gdbarch_wchar_signed (gdbarch, 0);
+
   /* Pseudo-Register read/write.  */
   set_gdbarch_pseudo_register_read (gdbarch, xtensa_pseudo_register_read);
   set_gdbarch_pseudo_register_write (gdbarch, xtensa_pseudo_register_write);