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Use "g" constraint in i386.md

From: Jan Hubicka <jh at suse dot cz>
To: gcc-patches at gcc dot gnu dot org
Date: Mon, 20 Aug 2007 01:10:35 +0200
Subject: Use "g" constraint in i386.md
Hi,
as noticed by Rask, we can use "g" isntead of "rim" and "mri"
constraints in some patterns.  Bootstrapped/regtested x86_64-linux and
comitted.

Honza

Index: ChangeLog
===================================================================
--- ChangeLog	(revision 127627)
+++ ChangeLog	(working copy)
@@ -1,3 +1,7 @@
+2007-08-19  Jan Hubicka  <jh@suse.cz>
+
+	* i386.md: Replace "rim" and "mri" constraints by "g".
+
 2007-08-19  Joseph Myers  <joseph@codesourcery.com>
 
 	* dwarf2out.c (text_section_used, cold_text_section_used,
Index: config/i386/i386.md
===================================================================
--- config/i386/i386.md	(revision 127627)
+++ config/i386/i386.md	(working copy)
@@ -4973,7 +4973,7 @@
 	  (zero_extend:DI
 	    (plus:SI (plus:SI (match_operand:SI 3 "ix86_carry_flag_operator" "")
 			      (match_operand:SI 1 "nonimmediate_operand" "%0"))
-		     (match_operand:SI 2 "general_operand" "rim"))))
+		     (match_operand:SI 2 "general_operand" "g"))))
    (clobber (reg:CC FLAGS_REG))]
   "TARGET_64BIT && ix86_binary_operator_ok (PLUS, SImode, operands)"
   "adc{l}\t{%2, %k0|%k0, %2}"
@@ -6726,7 +6726,7 @@
 	  (zero_extend:DI
 	    (minus:SI (match_operand:SI 1 "register_operand" "0")
 	      (plus:SI (match_operand:SI 3 "ix86_carry_flag_operator" "")
-		 (match_operand:SI 2 "general_operand" "rim")))))
+		 (match_operand:SI 2 "general_operand" "g")))))
    (clobber (reg:CC FLAGS_REG))]
   "TARGET_64BIT && ix86_binary_operator_ok (MINUS, SImode, operands)"
   "sbb{l}\t{%2, %k0|%k0, %2}"
@@ -6756,7 +6756,7 @@
   [(set (match_operand:DI 0 "register_operand" "=r")
 	(zero_extend:DI
 	  (minus:SI (match_operand:SI 1 "register_operand" "0")
-		    (match_operand:SI 2 "general_operand" "rim"))))
+		    (match_operand:SI 2 "general_operand" "g"))))
    (clobber (reg:CC FLAGS_REG))]
   "TARGET_64BIT && ix86_binary_operator_ok (MINUS, SImode, operands)"
   "sub{l}\t{%2, %k0|%k0, %2}"
@@ -6781,7 +6781,7 @@
   [(set (reg FLAGS_REG)
 	(compare
 	  (minus:SI (match_operand:SI 1 "register_operand" "0")
-		    (match_operand:SI 2 "general_operand" "rim"))
+		    (match_operand:SI 2 "general_operand" "g"))
 	  (const_int 0)))
    (set (match_operand:DI 0 "register_operand" "=r")
 	(zero_extend:DI
@@ -6808,7 +6808,7 @@
 (define_insn "*subsi_3_zext"
   [(set (reg FLAGS_REG)
 	(compare (match_operand:SI 1 "register_operand" "0")
-		 (match_operand:SI 2 "general_operand" "rim")))
+		 (match_operand:SI 2 "general_operand" "g")))
    (set (match_operand:DI 0 "register_operand" "=r")
 	(zero_extend:DI
 	  (minus:SI (match_dup 1)
@@ -8351,7 +8351,7 @@
   [(set (match_operand:DI 0 "register_operand" "=r")
 	(zero_extend:DI
 	  (and:SI (match_operand:SI 1 "nonimmediate_operand" "%0")
-		  (match_operand:SI 2 "general_operand" "rim"))))
+		  (match_operand:SI 2 "general_operand" "g"))))
    (clobber (reg:CC FLAGS_REG))]
   "TARGET_64BIT && ix86_binary_operator_ok (AND, SImode, operands)"
   "and{l}\t{%2, %k0|%k0, %2}"
@@ -8361,7 +8361,7 @@
 (define_insn "*andsi_2"
   [(set (reg FLAGS_REG)
 	(compare (and:SI (match_operand:SI 1 "nonimmediate_operand" "%0,0")
-			 (match_operand:SI 2 "general_operand" "rim,ri"))
+			 (match_operand:SI 2 "general_operand" "g,ri"))
 		 (const_int 0)))
    (set (match_operand:SI 0 "nonimmediate_operand" "=r,rm")
 	(and:SI (match_dup 1) (match_dup 2)))]
@@ -8375,7 +8375,7 @@
 (define_insn "*andsi_2_zext"
   [(set (reg FLAGS_REG)
 	(compare (and:SI (match_operand:SI 1 "nonimmediate_operand" "%0")
-			 (match_operand:SI 2 "general_operand" "rim"))
+			 (match_operand:SI 2 "general_operand" "g"))
 		 (const_int 0)))
    (set (match_operand:DI 0 "register_operand" "=r")
 	(zero_extend:DI (and:SI (match_dup 1) (match_dup 2))))]
@@ -8420,7 +8420,7 @@
 (define_insn "*andhi_2"
   [(set (reg FLAGS_REG)
 	(compare (and:HI (match_operand:HI 1 "nonimmediate_operand" "%0,0")
-			 (match_operand:HI 2 "general_operand" "rim,ri"))
+			 (match_operand:HI 2 "general_operand" "g,ri"))
 		 (const_int 0)))
    (set (match_operand:HI 0 "nonimmediate_operand" "=r,rm")
 	(and:HI (match_dup 1) (match_dup 2)))]
@@ -8729,7 +8729,7 @@
 (define_insn "*iorsi_1"
   [(set (match_operand:SI 0 "nonimmediate_operand" "=rm,r")
 	(ior:SI (match_operand:SI 1 "nonimmediate_operand" "%0,0")
-		(match_operand:SI 2 "general_operand" "ri,rmi")))
+		(match_operand:SI 2 "general_operand" "ri,g")))
    (clobber (reg:CC FLAGS_REG))]
   "ix86_binary_operator_ok (IOR, SImode, operands)"
   "or{l}\t{%2, %0|%0, %2}"
@@ -8741,7 +8741,7 @@
   [(set (match_operand:DI 0 "register_operand" "=r")
 	(zero_extend:DI
 	  (ior:SI (match_operand:SI 1 "nonimmediate_operand" "%0")
-		  (match_operand:SI 2 "general_operand" "rim"))))
+		  (match_operand:SI 2 "general_operand" "g"))))
    (clobber (reg:CC FLAGS_REG))]
   "TARGET_64BIT && ix86_binary_operator_ok (IOR, SImode, operands)"
   "or{l}\t{%2, %k0|%k0, %2}"
@@ -8761,7 +8761,7 @@
 (define_insn "*iorsi_2"
   [(set (reg FLAGS_REG)
 	(compare (ior:SI (match_operand:SI 1 "nonimmediate_operand" "%0,0")
-			 (match_operand:SI 2 "general_operand" "rim,ri"))
+			 (match_operand:SI 2 "general_operand" "g,ri"))
 		 (const_int 0)))
    (set (match_operand:SI 0 "nonimmediate_operand" "=r,rm")
 	(ior:SI (match_dup 1) (match_dup 2)))]
@@ -8776,7 +8776,7 @@
 (define_insn "*iorsi_2_zext"
   [(set (reg FLAGS_REG)
 	(compare (ior:SI (match_operand:SI 1 "nonimmediate_operand" "%0")
-			 (match_operand:SI 2 "general_operand" "rim"))
+			 (match_operand:SI 2 "general_operand" "g"))
 		 (const_int 0)))
    (set (match_operand:DI 0 "register_operand" "=r")
 	(zero_extend:DI (ior:SI (match_dup 1) (match_dup 2))))]
@@ -8802,7 +8802,7 @@
 (define_insn "*iorsi_3"
   [(set (reg FLAGS_REG)
 	(compare (ior:SI (match_operand:SI 1 "nonimmediate_operand" "%0")
-			 (match_operand:SI 2 "general_operand" "rim"))
+			 (match_operand:SI 2 "general_operand" "g"))
 		 (const_int 0)))
    (clobber (match_scratch:SI 0 "=r"))]
   "ix86_match_ccmode (insn, CCNOmode)
@@ -8822,7 +8822,7 @@
 (define_insn "*iorhi_1"
   [(set (match_operand:HI 0 "nonimmediate_operand" "=r,m")
 	(ior:HI (match_operand:HI 1 "nonimmediate_operand" "%0,0")
-		(match_operand:HI 2 "general_operand" "rmi,ri")))
+		(match_operand:HI 2 "general_operand" "g,ri")))
    (clobber (reg:CC FLAGS_REG))]
   "ix86_binary_operator_ok (IOR, HImode, operands)"
   "or{w}\t{%2, %0|%0, %2}"
@@ -8832,7 +8832,7 @@
 (define_insn "*iorhi_2"
   [(set (reg FLAGS_REG)
 	(compare (ior:HI (match_operand:HI 1 "nonimmediate_operand" "%0,0")
-			 (match_operand:HI 2 "general_operand" "rim,ri"))
+			 (match_operand:HI 2 "general_operand" "g,ri"))
 		 (const_int 0)))
    (set (match_operand:HI 0 "nonimmediate_operand" "=r,rm")
 	(ior:HI (match_dup 1) (match_dup 2)))]
@@ -8845,7 +8845,7 @@
 (define_insn "*iorhi_3"
   [(set (reg FLAGS_REG)
 	(compare (ior:HI (match_operand:HI 1 "nonimmediate_operand" "%0")
-			 (match_operand:HI 2 "general_operand" "rim"))
+			 (match_operand:HI 2 "general_operand" "g"))
 		 (const_int 0)))
    (clobber (match_scratch:HI 0 "=r"))]
   "ix86_match_ccmode (insn, CCNOmode)
@@ -9118,7 +9118,7 @@
   [(set (match_operand:DI 0 "register_operand" "=r")
 	(zero_extend:DI
 	  (xor:SI (match_operand:SI 1 "nonimmediate_operand" "%0")
-		  (match_operand:SI 2 "general_operand" "rim"))))
+		  (match_operand:SI 2 "general_operand" "g"))))
    (clobber (reg:CC FLAGS_REG))]
   "TARGET_64BIT && ix86_binary_operator_ok (XOR, SImode, operands)"
   "xor{l}\t{%2, %k0|%k0, %2}"
@@ -9138,7 +9138,7 @@
 (define_insn "*xorsi_2"
   [(set (reg FLAGS_REG)
 	(compare (xor:SI (match_operand:SI 1 "nonimmediate_operand" "%0,0")
-			 (match_operand:SI 2 "general_operand" "rim,ri"))
+			 (match_operand:SI 2 "general_operand" "g,ri"))
 		 (const_int 0)))
    (set (match_operand:SI 0 "nonimmediate_operand" "=r,rm")
 	(xor:SI (match_dup 1) (match_dup 2)))]
@@ -9153,7 +9153,7 @@
 (define_insn "*xorsi_2_zext"
   [(set (reg FLAGS_REG)
 	(compare (xor:SI (match_operand:SI 1 "nonimmediate_operand" "%0")
-			 (match_operand:SI 2 "general_operand" "rim"))
+			 (match_operand:SI 2 "general_operand" "g"))
 		 (const_int 0)))
    (set (match_operand:DI 0 "register_operand" "=r")
 	(zero_extend:DI (xor:SI (match_dup 1) (match_dup 2))))]
@@ -9179,7 +9179,7 @@
 (define_insn "*xorsi_3"
   [(set (reg FLAGS_REG)
 	(compare (xor:SI (match_operand:SI 1 "nonimmediate_operand" "%0")
-			 (match_operand:SI 2 "general_operand" "rim"))
+			 (match_operand:SI 2 "general_operand" "g"))
 		 (const_int 0)))
    (clobber (match_scratch:SI 0 "=r"))]
   "ix86_match_ccmode (insn, CCNOmode)
@@ -9199,7 +9199,7 @@
 (define_insn "*xorhi_1"
   [(set (match_operand:HI 0 "nonimmediate_operand" "=r,m")
 	(xor:HI (match_operand:HI 1 "nonimmediate_operand" "%0,0")
-		(match_operand:HI 2 "general_operand" "rmi,ri")))
+		(match_operand:HI 2 "general_operand" "g,ri")))
    (clobber (reg:CC FLAGS_REG))]
   "ix86_binary_operator_ok (XOR, HImode, operands)"
   "xor{w}\t{%2, %0|%0, %2}"
@@ -9209,7 +9209,7 @@
 (define_insn "*xorhi_2"
   [(set (reg FLAGS_REG)
 	(compare (xor:HI (match_operand:HI 1 "nonimmediate_operand" "%0,0")
-			 (match_operand:HI 2 "general_operand" "rim,ri"))
+			 (match_operand:HI 2 "general_operand" "g,ri"))
 		 (const_int 0)))
    (set (match_operand:HI 0 "nonimmediate_operand" "=r,rm")
 	(xor:HI (match_dup 1) (match_dup 2)))]
@@ -9222,7 +9222,7 @@
 (define_insn "*xorhi_3"
   [(set (reg FLAGS_REG)
 	(compare (xor:HI (match_operand:HI 1 "nonimmediate_operand" "%0")
-			 (match_operand:HI 2 "general_operand" "rim"))
+			 (match_operand:HI 2 "general_operand" "g"))
 		 (const_int 0)))
    (clobber (match_scratch:HI 0 "=r"))]
   "ix86_match_ccmode (insn, CCNOmode)
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