rs6000.md (eq<mode>_compare): Only enable when optimizing for size.

	* config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
	optimizing for size.
	(plus_eqsi): Same.
	(compare_plus_eqsi): Same.
	(plus_eqsi_compare): Same.
	(neg_eq0<mode>): Same.
	(neg_eq<mode>): Same.

	* config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
	PROCESSOR_POWER4.

From-SVN: r103522

gcc/ChangeLog

+2005-08-26  David Edelsohn  <edelsohn@gnu.org>
+
+	* config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
+	optimizing for size.
+	(plus_eqsi): Same.
+	(compare_plus_eqsi): Same.
+	(plus_eqsi_compare): Same.
+	(neg_eq0<mode>): Same.
+	(neg_eq<mode>): Same.
+
+	* config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
+	PROCESSOR_POWER4.
+
 2005-08-26  Nick Clifton  <nickc@redhat.com>
 
 	* config/v850/v850.c (ep_memory_operand): Return FALSE if

gcc/config/rs6000/aix52.h

@@ -106,7 +106,7 @@ do {									\
 #define TARGET_DEFAULT (MASK_POWERPC | MASK_NEW_MNEMONICS)
 
 #undef  PROCESSOR_DEFAULT
-#define PROCESSOR_DEFAULT PROCESSOR_PPC630
+#define PROCESSOR_DEFAULT PROCESSOR_POWER4
 #undef  PROCESSOR_DEFAULT64
 #define PROCESSOR_DEFAULT64 PROCESSOR_POWER4
 

gcc/config/rs6000/rs6000.md

@@ -11176,9 +11176,9 @@
 	 (const_int 0)))
    (set (match_operand:P 0 "gpc_reg_operand" "=r")
 	(eq:P (match_dup 1) (match_dup 2)))]
-  ""
+  "optimize_size"
   "#"
-  ""
+  "optimize_size"
   [(set (match_dup 0)
 	(clz:P (match_dup 4)))
    (parallel [(set (match_dup 3)
@@ -11223,12 +11223,12 @@
    (set (match_dup 2) (plus:SI (match_op_dup 1 [(match_dup 2) (match_dup 3)])
 			       (match_dup 4)))])
 
-(define_insn ""
+(define_insn "*plus_eqsi"
   [(set (match_operand:SI 0 "gpc_reg_operand" "=&r,&r,&r,&r,&r")
 	(plus:SI (eq:SI (match_operand:SI 1 "gpc_reg_operand" "%r,r,r,r,r")
 			(match_operand:SI 2 "scc_eq_operand" "r,O,K,L,I"))
 		 (match_operand:SI 3 "gpc_reg_operand" "r,r,r,r,r")))]
-  "TARGET_32BIT"
+  "TARGET_32BIT && optimize_size"
   "@
    xor %0,%1,%2\;{sfi|subfic} %0,%0,0\;{aze|addze} %0,%3
    {sfi|subfic} %0,%1,0\;{aze|addze} %0,%3
@@ -11238,7 +11238,7 @@
   [(set_attr "type" "three,two,three,three,three")
    (set_attr "length" "12,8,12,12,12")])
 
-(define_insn ""
+(define_insn "*compare_plus_eqsi"
   [(set (match_operand:CC 0 "cc_reg_operand" "=x,x,x,x,x,?y,?y,?y,?y,?y")
 	(compare:CC
 	 (plus:SI
@@ -11247,7 +11247,7 @@
 	  (match_operand:SI 3 "gpc_reg_operand" "r,r,r,r,r,r,r,r,r,r"))
 	 (const_int 0)))
    (clobber (match_scratch:SI 4 "=&r,&r,&r,&r,&r,&r,&r,&r,&r,&r"))]
-  "TARGET_32BIT"
+  "TARGET_32BIT && optimize_size"
   "@
    xor %4,%1,%2\;{sfi|subfic} %4,%4,0\;{aze.|addze.} %4,%3
    {sfi|subfic} %4,%1,0\;{aze.|addze.} %4,%3
@@ -11271,7 +11271,7 @@
 	  (match_operand:SI 3 "gpc_reg_operand" ""))
 	 (const_int 0)))
    (clobber (match_scratch:SI 4 ""))]
-  "TARGET_32BIT && reload_completed"
+  "TARGET_32BIT && optimize_size && reload_completed"
   [(set (match_dup 4)
 	(plus:SI (eq:SI (match_dup 1)
 		 (match_dup 2))
@@ -11281,7 +11281,7 @@
 		    (const_int 0)))]
   "")
 
-(define_insn ""
+(define_insn "*plus_eqsi_compare"
   [(set (match_operand:CC 4 "cc_reg_operand" "=x,x,x,x,x,?y,?y,?y,?y,?y")
 	(compare:CC
 	 (plus:SI
@@ -11291,7 +11291,7 @@
 	 (const_int 0)))
    (set (match_operand:SI 0 "gpc_reg_operand" "=&r,&r,&r,&r,&r,&r,&r,&r,&r,&r")
 	(plus:SI (eq:SI (match_dup 1) (match_dup 2)) (match_dup 3)))]
-  "TARGET_32BIT"
+  "TARGET_32BIT && optimize_size"
   "@
    xor %0,%1,%2\;{sfi|subfic} %0,%0,0\;{aze.|addze.} %0,%3
    {sfi|subfic} %0,%1,0\;{aze.|addze.} %0,%3
@@ -11316,7 +11316,7 @@
 	 (const_int 0)))
    (set (match_operand:SI 0 "gpc_reg_operand" "")
 	(plus:SI (eq:SI (match_dup 1) (match_dup 2)) (match_dup 3)))]
-  "TARGET_32BIT && reload_completed"
+  "TARGET_32BIT && optimize_size && reload_completed"
   [(set (match_dup 0)
 	(plus:SI (eq:SI (match_dup 1) (match_dup 2)) (match_dup 3)))
    (set (match_dup 4)
@@ -11328,7 +11328,7 @@
   [(set (match_operand:P 0 "gpc_reg_operand" "=r")
 	(neg:P (eq:P (match_operand:P 1 "gpc_reg_operand" "r")
 		     (const_int 0))))]
-  ""
+  "optimize_size"
   "{ai|addic} %0,%1,-1\;{sfe|subfe} %0,%0,%0"
   [(set_attr "type" "two")
    (set_attr "length" "8")])
@@ -11337,9 +11337,9 @@
   [(set (match_operand:P 0 "gpc_reg_operand" "=r")
 	(neg:P (eq:P (match_operand:P 1 "gpc_reg_operand" "%r")
 		     (match_operand:P 2 "scc_eq_operand" "<scc_eq_op2>"))))]
-  ""
+  "optimize_size"
   "#"
-  ""
+  "optimize_size"
   [(set (match_dup 0) (neg:P (eq:P (match_dup 3) (const_int 0))))]
   {
     if (GET_CODE (operands[2]) != CONST_INT || INTVAL (operands[2]) != 0)
@@ -11384,7 +11384,7 @@
    (set_attr "length" "8")])
 
 ;; This is what (plus (ne X (const_int 0)) Y) looks like.
-(define_insn ""
+(define_insn "*plus_ne0si"
   [(set (match_operand:SI 0 "gpc_reg_operand" "=r")
 	(plus:SI (lshiftrt:SI
 		  (neg:SI (abs:SI (match_operand:SI 1 "gpc_reg_operand" "r")))
@@ -11396,7 +11396,7 @@
   [(set_attr "type" "two")
    (set_attr "length" "8")])
 
-(define_insn ""
+(define_insn "*plus_ne0di"
   [(set (match_operand:DI 0 "gpc_reg_operand" "=r")
 	(plus:DI (lshiftrt:DI
 		  (neg:DI (abs:DI (match_operand:DI 1 "gpc_reg_operand" "r")))
@@ -11408,7 +11408,7 @@
   [(set_attr "type" "two")
    (set_attr "length" "8")])
 
-(define_insn ""
+(define_insn "*compare_plus_ne0si"
   [(set (match_operand:CC 0 "cc_reg_operand" "=x,?y")
 	(compare:CC
 	 (plus:SI (lshiftrt:SI
@@ -11446,7 +11446,7 @@
 		    (const_int 0)))]
   "")
 
-(define_insn ""
+(define_insn "*compare_plus_ne0di"
   [(set (match_operand:CC 0 "cc_reg_operand" "=x,?y")
 	(compare:CC
 	 (plus:DI (lshiftrt:DI
@@ -11481,7 +11481,7 @@
 		    (const_int 0)))]
   "")
 
-(define_insn ""
+(define_insn "*plus_ne0si_compare"
   [(set (match_operand:CC 4 "cc_reg_operand" "=x,?y")
 	(compare:CC
 	 (plus:SI (lshiftrt:SI
@@ -11522,7 +11522,7 @@
 		    (const_int 0)))]
   "")
 
-(define_insn ""
+(define_insn "*plus_ne0di_compare"
   [(set (match_operand:CC 4 "cc_reg_operand" "=x,?y")
 	(compare:CC
 	 (plus:DI (lshiftrt:DI