From: Kazu Hirata <kazu@cs.umass.edu>
Date: Sat, 29 Mar 2003 14:39:54 +0000 (+0000)
Subject: h8300.md (*insv_si_8_8): New.
X-Git-Tag: releases/gcc-3.4.0~7602
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=d4048ff6030f6e71205618be035067993a7a7054;p=thirdparty%2Fgcc.git

h8300.md (*insv_si_8_8): New.

	* config/h8300/h8300.md (*insv_si_8_8): New.
	(*insv_si_8_8_lshiftrt_8): Likewise.
	(a peephole2): Likewise.

From-SVN: r65018
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 309810939865..fa5e274aaa93 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2003-03-29  Kazu Hirata  <kazu@cs.umass.edu>
+
+	* config/h8300/h8300.md (*insv_si_8_8): New.
+	(*insv_si_8_8_lshiftrt_8): Likewise.
+	(a peephole2): Likewise.
+
 2003-03-29  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
 
 	* doc/contrib.texi: Add Eric Botcazou and Roger Sayle.
diff --git a/gcc/config/h8300/h8300.md b/gcc/config/h8300/h8300.md
index 8e46ec1a3de7..30fa1a9def3c 100644
--- a/gcc/config/h8300/h8300.md
+++ b/gcc/config/h8300/h8300.md
@@ -2681,6 +2681,27 @@
   [(set_attr "cc" "clobber")
    (set_attr "length" "6")])
 
+(define_insn "*insv_si_8_8"
+  [(set (zero_extract:SI (match_operand:SI 0 "register_operand" "+r")
+			 (const_int 8)
+			 (const_int 8))
+	(match_operand:SI 1 "register_operand" "r"))]
+  "TARGET_H8300H || TARGET_H8300S"
+  "mov.b\\t%w1,%x0"
+  [(set_attr "cc" "clobber")
+   (set_attr "length" "2")])
+
+(define_insn "*insv_si_8_8_lshiftrt_8"
+  [(set (zero_extract:SI (match_operand:SI 0 "register_operand" "+r")
+			 (const_int 8)
+			 (const_int 8))
+	(lshiftrt:SI (match_operand:SI 1 "register_operand" "r")
+		     (const_int 8)))]
+  "TARGET_H8300H || TARGET_H8300S"
+  "mov.b\\t%x1,%x0"
+  [(set_attr "cc" "clobber")
+   (set_attr "length" "2")])
+
 ;; extzv:SI
 
 (define_insn "*extzv_8_8"
@@ -3844,6 +3865,23 @@
    operands[5] = gen_lowpart (QImode, operands[1]);
    operands[6] = GEN_INT (~0xff | INTVAL (operands[3]));")
 
+(define_peephole2
+  [(set (match_operand:SI 0 "register_operand" "")
+	(match_operand:SI 1 "register_operand" ""))
+   (set (match_dup 0)
+	(and:SI (match_dup 0)
+		(const_int 65280)))]
+  "(TARGET_H8300H || TARGET_H8300S)
+   && !reg_overlap_mentioned_p (operands[0], operands[1])"
+  [(set (match_dup 0)
+	(const_int 0))
+   (set (zero_extract:SI (match_dup 0)
+			 (const_int 8)
+			 (const_int 8))
+	(lshiftrt:SI (match_dup 1)
+		     (const_int 8)))]
+  "")
+
 (define_peephole2
   [(set (match_operand:SI 0 "register_operand" "")
 	(match_operand:SI 1 "memory_operand" ""))