From: drow <drow@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Tue, 19 Nov 2002 18:27:01 +0000 (+0000)
Subject:         * config/sh/sh.c (gen_shl_and): Revert previous patch.
X-Git-Url: http://git.sourceforge.jp/view?a=commitdiff_plain;h=c721f167f1a9e058b46589de3514689551f05784;p=pf3gnuchains%2Fgcc-fork.git

    * config/sh/sh.c (gen_shl_and): Revert previous patch.
        * config/sh/sh.md (ashrdi3+1, ashrdi3+2): Predicate on
        reload_completed.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@59269 138bc75d-0d04-0410-961f-82ee72b054a4
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index a4f11ed0d80..31e3bbbd830 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2002-11-19  Daniel Jacobowitz  <drow@mvista.com>
+
+	* config/sh/sh.c (gen_shl_and): Revert previous patch.
+	* config/sh/sh.md (ashrdi3+1, ashrdi3+2): Predicate on
+	reload_completed.
+
 2002-11-19  Kazu Hirata  <kazu@cs.umass.edu>
 
 	* config/h8300/h8300.c (print_operand): Update the use of
diff --git a/gcc/config/sh/sh.c b/gcc/config/sh/sh.c
index 7ea35dc5261..70cb0c1f167 100644
--- a/gcc/config/sh/sh.c
+++ b/gcc/config/sh/sh.c
@@ -1823,16 +1823,11 @@ gen_shl_and (dest, left_rtx, mask_rtx, source)
 
 	if (first < 0)
 	  {
-	    enum machine_mode mode
-	      = ((mask << right) <= 0xff) ? QImode : HImode;
-	    rtx lowpart = gen_lowpart (mode, source);
-
-	    if (no_new_pseudos && ! TARGET_SHMEDIA
-		&& ! arith_reg_operand (lowpart, mode))
-	      return -1;
 	    emit_insn ((mask << right) <= 0xff
-		       ? gen_zero_extendqisi2(dest, lowpart)
-		       : gen_zero_extendhisi2(dest, lowpart));
+		       ? gen_zero_extendqisi2(dest,
+					      gen_lowpart (QImode, source))
+		       : gen_zero_extendhisi2(dest,
+					      gen_lowpart (HImode, source)));
 	    source = dest;
 	  }
 	if (source != dest)
@@ -1851,18 +1846,9 @@ gen_shl_and (dest, left_rtx, mask_rtx, source)
 	    mask <<= first;
 	  }
 	if (first >= 0)
-	  {
-	    enum machine_mode mode = (mask <= 0xff) ? QImode : HImode;
-	    rtx lowpart = gen_lowpart (mode, dest);
-
-	    if (no_new_pseudos && ! TARGET_SHMEDIA
-		&& ! arith_reg_operand (lowpart, mode))
-	      return -1;
-	    emit_insn (mask <= 0xff
-		       ? gen_zero_extendqisi2(dest, lowpart)
-		       : gen_zero_extendhisi2(dest, lowpart));
-	  }
-	
+	  emit_insn (mask <= 0xff
+		     ? gen_zero_extendqisi2(dest, gen_lowpart (QImode, dest))
+		     : gen_zero_extendhisi2(dest, gen_lowpart (HImode, dest)));
 	if (total_shift > 0)
 	  {
 	    operands[2] = GEN_INT (total_shift);
diff --git a/gcc/config/sh/sh.md b/gcc/config/sh/sh.md
index d57583bf6ac..ed14fbd4e33 100644
--- a/gcc/config/sh/sh.md
+++ b/gcc/config/sh/sh.md
@@ -2694,7 +2694,7 @@
 	(and:SI (ashift:SI (match_operand:SI 1 "register_operand" "")
 			   (match_operand:SI 2 "const_int_operand" ""))
 		(match_operand:SI 3 "const_int_operand" "")))]
-  "TARGET_SH1 && (unsigned)INTVAL (operands[2]) < 32"
+  "TARGET_SH1 && reload_completed && (unsigned)INTVAL (operands[2]) < 32"
   [(use (reg:SI R0_REG))]
   "if (gen_shl_and (operands[0], operands[2], operands[3], operands[1])) FAIL;
    DONE;")
@@ -2705,7 +2705,7 @@
 			   (match_operand:SI 2 "const_int_operand" ""))
 		(match_operand:SI 3 "const_int_operand" "")))
    (clobber (reg:SI T_REG))]
-  "TARGET_SH1 && (unsigned)INTVAL (operands[2]) < 32"
+  "TARGET_SH1 && reload_completed && (unsigned)INTVAL (operands[2]) < 32"
   [(use (reg:SI R0_REG))]
   "if (gen_shl_and (operands[0], operands[2], operands[3], operands[1])) FAIL;
    DONE;")