h8300.md (*iorsi3_two_qi_sext): New.

	* config/h8300/h8300.md (*iorsi3_two_qi_sext): New.
	(*ashiftsi_sextqi_7): Likewise.

From-SVN: r63125

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 0adec4f28cb56c9aba6d2af2b9e4b4eae5ae3634..93166675faa6e6b5cf18438f420a8fe53a4e3cdc 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2003-02-19  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * config/h8300/h8300.md (*iorsi3_two_qi_sext): New.
+       (*ashiftsi_sextqi_7): Likewise.
+
 2003-02-19  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
 
        * config/mips/iris6.h (TARGET_OS_CPP_BUILTINS): Define __c99 for

diff --git a/gcc/config/h8300/h8300.md b/gcc/config/h8300/h8300.md
index 2332c4b64ac9236e96ef537fabe818b702827b5c..1ab5f3200076a2f2e687623134327c6392be7c9f 100644 (file)
--- a/gcc/config/h8300/h8300.md
+++ b/gcc/config/h8300/h8300.md
@@ -2804,6 +2804,23 @@
   [(set_attr "cc" "clobber")
    (set_attr "length" "2")])
 
+(define_insn_and_split "*iorsi3_two_qi_sext"
+  [(set (match_operand:SI 0 "register_operand" "=r")
+       (ior:SI (zero_extend:SI (match_operand:QI 1 "register_operand" "0"))
+               (ashift:SI (sign_extend:SI (match_operand:QI 2 "register_operand" "r"))
+                          (const_int 8))))]
+  "(TARGET_H8300H || TARGET_H8300S)"
+  "#"
+  "&& reload_completed"
+  [(set (match_dup 3)
+       (ior:HI (zero_extend:HI (match_dup 1))
+               (ashift:HI (match_dup 4)
+                          (const_int 8))))
+   (set (match_dup 0)
+       (sign_extend:SI (match_dup 3)))]
+  "operands[3] = gen_rtx_REG (HImode, REGNO (operands[0]));
+   operands[4] = gen_rtx_REG (HImode, REGNO (operands[2]));")
+
 (define_insn "*iorsi3_ashift_31"
   [(set (match_operand:SI 0 "register_operand" "=&r")
        (ior:SI (ashift:SI (match_operand:SI 1 "register_operand" "r")
@@ -2995,6 +3012,27 @@
   [(set_attr "cc" "clobber")
    (set_attr "length" "2")])
 
+;; ashift:SI
+
+(define_insn_and_split "*ashiftsi_sextqi_7"
+  [(set (match_operand:SI 0 "register_operand" "=r")
+       (ashift:SI (sign_extend:SI (match_operand:QI 1 "register_operand" "0"))
+                  (const_int 7)))]
+  "(TARGET_H8300H || TARGET_H8300S)"
+  "#"
+  "&& reload_completed"
+  [(parallel [(set (match_dup 2)
+                  (ashift:HI (match_dup 2)
+                             (const_int 8)))
+             (clobber (scratch:QI))])
+   (set (match_dup 0)
+       (sign_extend:SI (match_dup 2)))
+   (parallel [(set (match_dup 0)
+                  (ashiftrt:SI (match_dup 0)
+                               (const_int 1)))
+             (clobber (scratch:QI))])]
+  "operands[2] = gen_rtx_REG (HImode, REGNO (operands[0]));")
+
 ;; Storing a part of HImode to QImode.
 
 (define_insn ""