From: cpopetz <cpopetz@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Tue, 14 Dec 1999 14:48:18 +0000 (+0000)
Subject: 	* config/arm/arm.md (mulsidi3adddi, umulsidi3adddi): New patterns
X-Git-Tag: upstream/4.9.2~104183
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=82b85d083a367b761c1fde3d1a8ac61e73b5b13b;p=platform%2Fupstream%2Flinaro-gcc.git

	* config/arm/arm.md (mulsidi3adddi, umulsidi3adddi): New patterns
	for long long multiply-accumulate.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@30919 138bc75d-0d04-0410-961f-82ee72b054a4
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 62f0734..da2ec92 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+Tue Dec 14 08:37:27 CST 1999 Clinton Popetz  <cpopetz@cygnus.com>
+
+	* config/arm/arm.md (mulsidi3adddi, umulsidi3adddi): New patterns
+	for long long multiply-accumulate.
+
 Tue Dec 14 13:51:38 MET 1999  Jan Hubicka  <hubicka@freesoft.cz>
 
 	* regclass.c (scan_one_insn): Set loop_cost to 1 when
diff --git a/gcc/config/arm/arm.md b/gcc/config/arm/arm.md
index 91795c2..6d760d5 100644
--- a/gcc/config/arm/arm.md
+++ b/gcc/config/arm/arm.md
@@ -965,6 +965,20 @@
 [(set_attr "conds" "set")
  (set_attr "type" "mult")])
 
+;; Unnamed template to match long long multiply-accumlate (smlal)
+
+(define_insn "*mulsidi3adddi"
+  [(set (match_operand:DI 0 "s_register_operand" "=&r,&r,&r")
+	(plus:DI
+	  (mult:DI (sign_extend:DI
+	 	    (match_operand:SI 2 "s_register_operand" "r,0,1"))
+		   (sign_extend:DI
+		    (match_operand:SI 1 "s_register_operand" "%r,r,r")))
+	  (match_dup 0)))]
+  "arm_fast_multiply"
+  "smlal%?\\t%Q0, %R0, %1, %2"
+[(set_attr "type" "mult")])
+
 (define_insn "mulsidi3"
   [(set (match_operand:DI 0 "s_register_operand" "=&r")
       (mult:DI (sign_extend:DI
@@ -985,6 +999,20 @@
   "umull%?\\t%Q0, %R0, %1, %2"
 [(set_attr "type" "mult")])
 
+;; Unnamed template to match long long unsigned multiply-accumlate (umlal)
+
+(define_insn "*umulsidi3adddi"
+  [(set (match_operand:DI 0 "s_register_operand" "=&r,&r,&r")
+	(plus:DI
+	  (mult:DI (zero_extend:DI
+	 	    (match_operand:SI 2 "s_register_operand" "r,0,1"))
+		   (zero_extend:DI
+		    (match_operand:SI 1 "s_register_operand" "%r,r,r")))
+	  (match_dup 0)))]
+  "arm_fast_multiply"
+  "umlal%?\\t%Q0, %R0, %1, %2"
+[(set_attr "type" "mult")])
+
 (define_insn "smulsi3_highpart"
   [(set (match_operand:SI 0 "s_register_operand" "=&r,&r")
 	(truncate:SI