From: Richard Kenner <kenner@gcc.gnu.org>
Date: Wed, 11 May 1994 20:50:50 +0000 (-0400)
Subject: (clobbers_to): Deleted.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=c5bd3be879186eb78b92f12050e928391d8e874d;p=gcc.git

(clobbers_to): Deleted.

(call_internal, call_value_internal): New patterns.
(call, call_value): Just call new patterns and a29k_clobbers_to.

From-SVN: r7277
---

diff --git a/gcc/config/a29k/a29k.md b/gcc/config/a29k/a29k.md
index 11ea2102a8a..9c7ca79a2c3 100644
--- a/gcc/config/a29k/a29k.md
+++ b/gcc/config/a29k/a29k.md
@@ -111,39 +111,28 @@
 
 ;; CALLI
 ;;
-;; Start with a subroutine to write out CLOBBERs starting at lr2 up to,
-;; but not including, the next parameter register.  If operand[0] is null,
-;; it means that all the argument registers have been used.
-(define_expand "clobbers_to"
-  [(clobber (match_operand:SI 0 "" ""))]
+;; Each call pattern is duplicated so that we can add CLOBBERs to the
+;; resulting insn.
+;;
+;; We indicate that LR0 is clobbered in the CALL_INSN itself.  Otherwise,
+;; reorg will think it is just clobbered by the called function.
+
+(define_expand "call"
+  [(use (match_operand:SI 0 "" ""))
+   (use (match_operand 1 "" ""))
+   (use (match_operand 2 "" ""))]
   ""
   "
-{
-  int i;
-  int high_regno;
-
-  if (operands[0] == 0)
-    high_regno = R_LR (18);
-  else if (GET_CODE (operands[0]) != REG || REGNO (operands[0]) < R_LR (0)
-	   || REGNO (operands[0]) > R_LR (18))
-    abort ();
-  else
-    high_regno = REGNO (operands[0]);
-
-  for (i = R_LR (2); i < high_regno; i++)
-    emit_insn (gen_rtx (CLOBBER, VOIDmode, gen_rtx (REG, SImode, i)));
+{ rtx insn = emit_call_insn (gen_call_internal (operands[0], operands[1]));
+  a29k_clobbers_to (insn, operands[2]);
 
   DONE;
 }")
-
-;; We indicate that LR0 is clobbered in the CALL_INSN itself.  Otherwise,
-;; reorg will think it is just clobbered by the called function.
-
-(define_expand "call"
+ 
+(define_expand "call_internal"
   [(parallel [(call (match_operand:SI 0 "" "")
 		    (match_operand 1 "" ""))
-	      (clobber (scratch:SI))])
-   (match_operand 2 "" "")]
+	      (clobber (scratch:SI))])]
   ""
   "
 {
@@ -156,16 +145,27 @@
       && GET_CODE (XEXP (operands[0], 0)) == SYMBOL_REF)
     operands[0] = gen_rtx (MEM, SImode,
 			   force_reg (Pmode, XEXP (operands[0], 0)));
-
-  operands[2] = gen_clobbers_to (operands[2]);
 }")
  
 (define_expand "call_value"
+  [(use (match_operand:SI 0 "gpc_reg_operand" ""))
+   (use (match_operand:SI 1 "" ""))
+   (use (match_operand 2 "" ""))
+   (use (match_operand 3 "" ""))]
+  ""
+  "
+{ rtx insn = emit_call_insn (gen_call_value_internal (operands[0], operands[1],
+						      operands[2]));
+
+  a29k_clobbers_to (insn, operands[3]);
+  DONE;
+}")
+ 
+(define_expand "call_value_internal"
   [(parallel [(set (match_operand:SI 0 "gpc_reg_operand" "")
 		   (call (match_operand:SI 1 "" "")
 			 (match_operand 2 "" "")))
-		   (clobber (scratch:SI))])
-   (match_operand 3 "" "")]
+		   (clobber (scratch:SI))])]
   ""
   "
 {
@@ -179,7 +179,6 @@
     operands[1] = gen_rtx (MEM, SImode,
 			   force_reg (Pmode, XEXP (operands[1], 0)));
 
-  operands[3] = gen_clobbers_to (operands[3]);
 }")
  
 (define_insn ""