Index: rs6000.md
===================================================================
RCS file: /cvs/gcc/gcc/gcc/config/rs6000/rs6000.md,v
retrieving revision 1.344
diff -u -p -r1.344 rs6000.md
--- rs6000.md	22 Jan 2005 22:49:03 -0000	1.344
+++ rs6000.md	31 Jan 2005 20:56:51 -0000
@@ -4705,6 +4705,42 @@
   "fsqrt %0,%1"
   [(set_attr "type" "dsqrt")])
 
+(define_expand "copysignsf3"
+  [(set (match_dup 3)
+        (abs:SF (match_operand:SF 1 "gpc_reg_operand" "")))
+   (set (match_dup 4)
+	(neg:SF (abs:SF (match_dup 1))))
+   (set (match_operand:SF 0 "gpc_reg_operand" "")
+        (if_then_else:SF (ge (match_operand:SF 2 "gpc_reg_operand" "")
+	                     (match_dup 5))
+			 (match_dup 3)
+			 (match_dup 4)))]
+  "TARGET_PPC_GFXOPT && TARGET_HARD_FLOAT && TARGET_FPRS
+   && !HONOR_NANS (SFmode) && !HONOR_SIGNED_ZEROS (SFmode)" 
+  {
+     operands[3] = gen_reg_rtx (SFmode);
+     operands[4] = gen_reg_rtx (SFmode);
+     operands[5] = CONST0_RTX (SFmode);
+  })
+
+(define_expand "copysigndf3"
+  [(set (match_dup 3)
+        (abs:DF (match_operand:DF 1 "gpc_reg_operand" "")))
+   (set (match_dup 4)
+	(neg:DF (abs:DF (match_dup 1))))
+   (set (match_operand:DF 0 "gpc_reg_operand" "")
+        (if_then_else:DF (ge (match_operand:DF 2 "gpc_reg_operand" "")
+	                     (match_dup 5))
+			 (match_dup 3)
+			 (match_dup 4)))]
+  "TARGET_PPC_GFXOPT && TARGET_HARD_FLOAT && TARGET_FPRS
+   && !HONOR_NANS (DFmode) && !HONOR_SIGNED_ZEROS (DFmode)"
+  {
+     operands[3] = gen_reg_rtx (DFmode);
+     operands[4] = gen_reg_rtx (DFmode);
+     operands[5] = CONST0_RTX (DFmode);
+  })
+
 ;; For MIN, MAX, and conditional move, we use DEFINE_EXPAND's that involve a
 ;; fsel instruction and some auxiliary computations.  Then we just have a
 ;; single DEFINE_INSN for fsel and the define_splits to make them if made by