* config/tc-v850.c (CC_NAME_CNT): Define.

        (cc_name): New function.
        (md_assemble): Handle V850_OPERAND_CC correctly.
setf stuff

diff --git a/gas/ChangeLog b/gas/ChangeLog
index 53d8736..1622897 100644 (file)
--- a/gas/ChangeLog
+++ b/gas/ChangeLog
@@ -7,6 +7,10 @@ end-sanitize-d10v
 start-sanitize-v850
 Fri Aug 23 10:41:32 1996  Jeffrey A Law  (law@cygnus.com)
 
+       * config/tc-v850.c (CC_NAME_CNT): Define.
+       (cc_name): New function.
+       (md_assemble): Handle V850_OPERAND_CC correctly.
+
        * config/tc-v850.c (md_assemble): Don't forget to initialize
        "insn"!
 

diff --git a/gas/config/tc-v850.c b/gas/config/tc-v850.c
index 68b1cea..79bd779 100644 (file)
--- a/gas/config/tc-v850.c
+++ b/gas/config/tc-v850.c
@@ -59,6 +59,7 @@ static unsigned long v850_insert_operand
 static int reg_name_search PARAMS ((char *name, const struct reg_name *, int));
 static boolean register_name PARAMS ((expressionS *expressionP));
 static boolean system_register_name PARAMS ((expressionS *expressionP));
+static boolean cc_name PARAMS ((expressionS *expressionP));
 static int postfix PARAMS ((char *p));
 static bfd_reloc_code_real_type get_reloc PARAMS ((struct v850_operand *op));
 static unsigned long build_insn PARAMS ((struct v850_opcode *opcode, expressionS *opers));
@@ -178,6 +179,7 @@ static const struct reg_name cc_names[] =
   { "v", 0x0 },
   { "z", 0x2 },
 };
+#define CC_NAME_CNT    (sizeof(cc_names) / sizeof(struct reg_name))
 
 /* reg_name_search does a binary search of the given register table
    to see if "name" is a valid regiter name.  Returns the register
@@ -301,6 +303,52 @@ system_register_name (expressionP)
     }
 }
 
+/* Summary of cc_name().
+ *
+ * in: Input_line_pointer points to 1st char of operand.
+ *
+ * out: A expressionS.
+ *     The operand may have been a register: in this case, X_op == O_register,
+ *     X_add_number is set to the register number, and truth is returned.
+ *     Input_line_pointer->(next non-blank) char after operand, or is in
+ *     its original state.
+ */
+static boolean
+cc_name (expressionP)
+     expressionS *expressionP;
+{
+  int reg_number;
+  char *name;
+  char *start;
+  char c;
+
+  /* Find the spelling of the operand */
+  start = name = input_line_pointer;
+
+  c = get_symbol_end ();
+  reg_number = reg_name_search (name, cc_names, CC_NAME_CNT - 1);
+
+  /* look to see if it's in the register table */
+  if (reg_number >= 0) 
+    {
+      expressionP->X_op = O_constant;
+      expressionP->X_add_number = reg_number;
+
+      /* make the rest nice */
+      expressionP->X_add_symbol = NULL;
+      expressionP->X_op_symbol = NULL;
+      *input_line_pointer = c; /* put back the delimiting char */
+      return true;
+    }
+  else
+    {
+      /* reset the line as if we had not done anything */
+      *input_line_pointer = c;   /* put back the delimiting char */
+      input_line_pointer = start; /* reset input_line pointer */
+      return false;
+    }
+}
+
 void
 md_show_usage (stream)
   FILE *stream;
@@ -509,6 +557,14 @@ md_assemble (str)
                  goto error;
                }
            }
+         else if ((operand->flags & V850_OPERAND_CC) != 0) 
+           {
+             if (!cc_name(&ex))
+               {
+                 errmsg = "invalid condition code name";
+                 goto error;
+               }
+           }
          else if (strncmp(input_line_pointer, "lo(", 3) == 0) 
            {
              input_line_pointer += 3;
@@ -569,6 +625,12 @@ md_assemble (str)
              errmsg = "syntax error: system register not expected";
              goto error;
            }
+         else if (cc_name (&ex)
+                  && (operand->flags & V850_OPERAND_CC) == 0)
+           {
+             errmsg = "syntax error: condition code not expected";
+             goto error;
+           }
          else
            {
                expression(&ex);