c4x.c (c4x_naked_function_p): Rename from c4x_assembler_function_p.

	* config/c4x/c4x.c (c4x_naked_function_p): Rename from
	c4x_assembler_function_p.
	(c4x_null_epilogue_p): Complement return value, all uses updated.
	(c4x_insert_attributes): Add naked.
	* config/c4x/c4x.md (c4x_null_epilogue_p): Changes uses.
	* doc/extend.texi: Update C4x function attributes.

From-SVN: r60968

gcc/ChangeLog

+2003-01-07  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
+
+	* config/c4x/c4x.c (c4x_naked_function_p): Rename from
+	c4x_assembler_function_p.
+	(c4x_null_epilogue_p): Complement return value, all uses updated.
+	(c4x_insert_attributes): Add naked.
+	* config/c4x/c4x.md (c4x_null_epilogue_p): Changes uses.
+	* doc/extend.texi: Update C4x function attributes.
+
 2003-01-06  Richard Henderson  <rth@redhat.com>
 
 	* config/alpha/alpha.c (alpha_encode_section_info): Adjust symbol_str

gcc/config/c4x/c4x.md

@@ -5202,7 +5202,7 @@
 
 (define_insn "return"
   [(return)]
-  "c4x_null_epilogue_p ()"
+  "! c4x_null_epilogue_p ()"
   "rets"
   [(set_attr "type" "rets")])
 
@@ -5224,7 +5224,7 @@
                       [(reg:CC 21) (const_int 0)])
                       (return)
                        (pc)))]
-  "c4x_null_epilogue_p ()"
+  "! c4x_null_epilogue_p ()"
   "rets%0"
   [(set_attr "type" "rets")])
 
@@ -5238,7 +5238,7 @@
    && GET_CODE (operands[0]) != GE
    && GET_CODE (operands[0]) != LT
    && GET_CODE (operands[0]) != GT
-   && c4x_null_epilogue_p ()"
+   && ! c4x_null_epilogue_p ()"
   "rets%0"
   [(set_attr "type" "rets")])
 
@@ -5248,7 +5248,7 @@
                       [(reg:CC 21) (const_int 0)])
                        (pc)
                       (return)))]
-  "c4x_null_epilogue_p ()"
+  "! c4x_null_epilogue_p ()"
   "rets%I0"
   [(set_attr "type" "rets")])
 
@@ -5262,7 +5262,7 @@
    && GET_CODE (operands[0]) != GE
    && GET_CODE (operands[0]) != LT
    && GET_CODE (operands[0]) != GT
-   && c4x_null_epilogue_p ()"
+   && ! c4x_null_epilogue_p ()"
   "rets%I0"
   [(set_attr "type" "rets")])
 
@@ -5484,7 +5484,7 @@
 
 (define_expand "epilogue"
   [(const_int 1)]
-  ""
+  "! c4x_null_epilogue_p ()"
   "c4x_expand_epilogue (); DONE;")
 
 ;
@@ -7264,7 +7264,7 @@
                     (match_operand:QI 1 "general_operand" ""))
               (clobber (reg:QI 31))])
    (return)]
-  "c4x_null_epilogue_p ()"
+  "! c4x_null_epilogue_p ()"
   "*
    if (REG_P (operands[0]))
      return \"bu%#\\t%C0\";
@@ -7278,7 +7278,7 @@
                          (match_operand:QI 2 "general_operand" "")))
               (clobber (reg:QI 31))])
    (return)]
-  "c4x_null_epilogue_p ()"
+  "! c4x_null_epilogue_p ()"
   "*
    if (REG_P (operands[1]))
      return \"bu%#\\t%C1\";

gcc/doc/extend.texi

@@ -2450,7 +2450,7 @@ this attribute to work correctly.
 
 @item interrupt
 @cindex interrupt handler functions
-Use this attribute on the ARM, AVR, M32R/D and Xstormy16 ports to indicate
+Use this attribute on the ARM, AVR, C4x, M32R/D and Xstormy16 ports to indicate
 that the specified function is an interrupt handler.  The compiler will
 generate function entry and exit sequences suitable for use in an
 interrupt handler when this attribute is present.
@@ -2521,7 +2521,7 @@ attribute is present.  Interrupts will be disabled inside function.
 
 @item naked
 @cindex function without a prologue/epilogue code
-Use this attribute on the ARM, AVR and IP2K ports to indicate that the
+Use this attribute on the ARM, AVR, C4x and IP2K ports to indicate that the
 specified function do not need prologue/epilogue sequences generated by
 the compiler.  It is up to the programmer to provide these sequences.