rs6000: Implement vec_permv16qi.

From-SVN: r179953

rs6000: Implement vec_permv16qi.
From-SVN: r179953
cba86444 · Richard Henderson · Richard Henderson · 6fa642df · cba86444 · cba86444
Commit cba86444 authored Oct 13, 2011 by Richard Henderson Committed by Richard Henderson Oct 13, 2011
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gcc/ChangeLog
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gcc/config/rs6000/altivec.md
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--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
+2011-10-13  Richard Henderson  <rth@redhat.com>
+
+	* config/rs6000/altivec.md (vec_permv16qi): New pattern.
+
 2011-10-13  Jakub Jelinek  <jakub@redhat.com>

 	* config/i386/sse.md (vec_set<mode>): Change V_128 iterator mode
--- a/gcc/config/rs6000/altivec.md
+++ b/gcc/config/rs6000/altivec.md
@@ -1357,6 +1357,15 @@
  "vperm %0,%1,%2,%3"
  [(set_attr "type" "vecperm")])

+(define_expand "vec_permv16qi"
+  [(set (match_operand:V16QI 0 "register_operand" "")
+	(unspec:V16QI [(match_operand:V16QI 1 "register_operand" "")
+		       (match_operand:V16QI 2 "register_operand" "")
+		       (match_operand:V16QI 3 "register_operand" "")]
+		      UNSPEC_VPERM))]
+  "TARGET_ALTIVEC"
+  "")
+
 (define_insn "altivec_vrfip"		; ceil
  [(set (match_operand:V4SF 0 "register_operand" "=v")
        (unspec:V4SF [(match_operand:V4SF 1 "register_operand" "v")]