From b4e0dd8eb74ae9911b0fcb274c77a294a2961cf8 Mon Sep 17 00:00:00 2001
From: Kazu Hirata <kazu@cs.umass.edu>
Date: Thu, 22 Jan 2004 03:32:20 +0000
Subject: [PATCH] i386.md: Simplify certain comparisons of const_int.

	* config/i386/i386.md: Simplify certain comparisons of
	const_int.

From-SVN: r76335
---
 gcc/ChangeLog           |  5 +++++
 gcc/config/i386/i386.md | 36 ++++++++++++------------------------
 2 files changed, 17 insertions(+), 24 deletions(-)

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 2017da34ec9..80af02b0ee4 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2004-01-21  Kazu Hirata  <kazu@cs.umass.edu>
+
+	* config/i386/i386.md: Simplify certain comparisons of
+	const_int.
+
 2004-01-21  Andrew Pinski  <apinski@apple.com>
 
 	PR target/13785
diff --git a/gcc/config/i386/i386.md b/gcc/config/i386/i386.md
index 0be95d0a62f..938a40ef613 100644
--- a/gcc/config/i386/i386.md
+++ b/gcc/config/i386/i386.md
@@ -10638,8 +10638,7 @@
     default:
       if (REG_P (operands[2]))
 	return "sal{q}\t{%b2, %0|%0, %b2}";
-      else if (GET_CODE (operands[2]) == CONST_INT
-	       && INTVAL (operands[2]) == 1
+      else if (operands[2] == const1_rtx
 	       && (TARGET_SHIFT1 || optimize_size))
 	return "sal{q}\t%0";
       else
@@ -10695,8 +10694,7 @@
     default:
       if (REG_P (operands[2]))
 	return "sal{q}\t{%b2, %0|%0, %b2}";
-      else if (GET_CODE (operands[2]) == CONST_INT
-	       && INTVAL (operands[2]) == 1
+      else if (operands[2] == const1_rtx
 	       && (TARGET_SHIFT1 || optimize_size))
 	return "sal{q}\t%0";
       else
@@ -10843,8 +10841,7 @@
     default:
       if (REG_P (operands[2]))
 	return "sal{l}\t{%b2, %0|%0, %b2}";
-      else if (GET_CODE (operands[2]) == CONST_INT
-	       && INTVAL (operands[2]) == 1
+      else if (operands[2] == const1_rtx
 	       && (TARGET_SHIFT1 || optimize_size))
 	return "sal{l}\t%0";
       else
@@ -10924,8 +10921,7 @@
     default:
       if (REG_P (operands[2]))
 	return "sal{l}\t{%b2, %k0|%k0, %b2}";
-      else if (GET_CODE (operands[2]) == CONST_INT
-	       && INTVAL (operands[2]) == 1
+      else if (operands[2] == const1_rtx
 	       && (TARGET_SHIFT1 || optimize_size))
 	return "sal{l}\t%k0";
       else
@@ -10983,8 +10979,7 @@
     default:
       if (REG_P (operands[2]))
 	return "sal{l}\t{%b2, %0|%0, %b2}";
-      else if (GET_CODE (operands[2]) == CONST_INT
-	       && INTVAL (operands[2]) == 1
+      else if (operands[2] == const1_rtx
 	       && (TARGET_SHIFT1 || optimize_size))
 	return "sal{l}\t%0";
       else
@@ -11022,8 +11017,7 @@
     default:
       if (REG_P (operands[2]))
 	return "sal{l}\t{%b2, %k0|%k0, %b2}";
-      else if (GET_CODE (operands[2]) == CONST_INT
-	       && INTVAL (operands[2]) == 1
+      else if (operands[2] == const1_rtx
 	       && (TARGET_SHIFT1 || optimize_size))
 	return "sal{l}\t%k0";
       else
@@ -11067,8 +11061,7 @@
     default:
       if (REG_P (operands[2]))
 	return "sal{w}\t{%b2, %0|%0, %b2}";
-      else if (GET_CODE (operands[2]) == CONST_INT
-	       && INTVAL (operands[2]) == 1
+      else if (operands[2] == const1_rtx
 	       && (TARGET_SHIFT1 || optimize_size))
 	return "sal{w}\t%0";
       else
@@ -11105,8 +11098,7 @@
     default:
       if (REG_P (operands[2]))
 	return "sal{w}\t{%b2, %0|%0, %b2}";
-      else if (GET_CODE (operands[2]) == CONST_INT
-	       && INTVAL (operands[2]) == 1
+      else if (operands[2] == const1_rtx
 	       && (TARGET_SHIFT1 || optimize_size))
 	return "sal{w}\t%0";
       else
@@ -11147,8 +11139,7 @@
     default:
       if (REG_P (operands[2]))
 	return "sal{w}\t{%b2, %0|%0, %b2}";
-      else if (GET_CODE (operands[2]) == CONST_INT
-	       && INTVAL (operands[2]) == 1
+      else if (operands[2] == const1_rtx
 	       && (TARGET_SHIFT1 || optimize_size))
 	return "sal{w}\t%0";
       else
@@ -11203,8 +11194,7 @@
 	  else
 	    return "sal{b}\t{%b2, %0|%0, %b2}";
 	}
-      else if (GET_CODE (operands[2]) == CONST_INT
-	       && INTVAL (operands[2]) == 1
+      else if (operands[2] == const1_rtx
 	       && (TARGET_SHIFT1 || optimize_size))
 	{
 	  if (get_attr_mode (insn) == MODE_SI)
@@ -11259,8 +11249,7 @@
 	  else
 	    return "sal{b}\t{%b2, %0|%0, %b2}";
 	}
-      else if (GET_CODE (operands[2]) == CONST_INT
-	       && INTVAL (operands[2]) == 1
+      else if (operands[2] == const1_rtx
 	       && (TARGET_SHIFT1 || optimize_size))
 	{
 	  if (get_attr_mode (insn) == MODE_SI)
@@ -11311,8 +11300,7 @@
     default:
       if (REG_P (operands[2]))
 	return "sal{b}\t{%b2, %0|%0, %b2}";
-      else if (GET_CODE (operands[2]) == CONST_INT
-	       && INTVAL (operands[2]) == 1
+      else if (operands[2] == const1_rtx
 	       && (TARGET_SHIFT1 || optimize_size))
 	return "sal{b}\t%0";
       else
-- 
2.30.2