This fixes PR target/70319. We need to us a scratch register to avoid
clobbering operand 1.
Tested on hppa64-hp-hpux11.11. Committed to trunk and gcc-5.
Dave
--
John David Anglin dave.ang...@bell.net
2016-03-24 John David Anglin <dang...@gcc.gnu.org>
PR target/70319
* config/pa/pa.md (bswapdi2): Use a scratch register.
Index: config/pa/pa.md
===================================================================
--- config/pa/pa.md (revision 234427)
+++ config/pa/pa.md (working copy)
@@ -1229,9 +1229,10 @@
(define_insn "bswapdi2"
[(set (match_operand:DI 0 "register_operand" "=&r")
- (bswap:DI (match_operand:DI 1 "register_operand" "+r")))]
+ (bswap:DI (match_operand:DI 1 "register_operand" "r")))
+ (clobber (match_scratch:DI 2 "=r"))]
"TARGET_64BIT"
- "permh,3210 %1,%1\;hshl %1,8,%0\;hshr,u %1,8,%1\;or %0,%1,%0"
+ "permh,3210 %1,%2\;hshl %2,8,%0\;hshr,u %2,8,%2\;or %0,%2,%0"
[(set_attr "type" "multi")
(set_attr "length" "16")])
