backport: re PR target/66956 ([avr] Using 32*32=64 multiplicatiion (umulsidi3) for...

	Backport from 2015-07-21 trunk r226046.
	PR target/66956
	* config/avr/avr-dimode.md (<extend_u>mulsidi3_insn)
	(<extend_u>mulsidi3): Don't use if !AVR_HAVE_MUL.

From-SVN: r226048

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index cc3a787968ff6511ab16b1bac19bb883849adca8..a2bf2701bb6f12761625dec0de34832a0f92564b 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,11 @@
+2015-07-21  Georg-Johann Lay  <avr@gjlay.de>
+
+       Backport from 2015-07-21 trunk r226046.
+
+       PR target/66956
+       * config/avr/avr-dimode.md (<extend_u>mulsidi3_insn)
+       (<extend_u>mulsidi3): Don't use if !AVR_HAVE_MUL.
+
 2015-07-18  Uros Bizjak  <ubizjak@gmail.com>
 
        PR target/66922

diff --git a/gcc/config/avr/avr-dimode.md b/gcc/config/avr/avr-dimode.md
index 56cd304582ab2b31e1bbabb65fba2d48440087de..9300e5e3c7c52edc1de6632d33efca0f6455aaff 100644 (file)
--- a/gcc/config/avr/avr-dimode.md
+++ b/gcc/config/avr/avr-dimode.md
@@ -461,7 +461,8 @@
               (match_operand:SI 2 "general_operand" "")
               ;; Just to mention the iterator 
               (clobber (any_extend:SI (match_dup 1)))])]
-  "avr_have_dimode"
+  "avr_have_dimode
+   && AVR_HAVE_MUL"
   {
     avr_fix_inputs (operands, 1 << 2, regmask (SImode, 22));
     emit_move_insn (gen_rtx_REG (SImode, 22), operands[1]);
@@ -480,7 +481,8 @@
                  (any_extend:DI (reg:SI 22))))
    (clobber (reg:HI REG_X))
    (clobber (reg:HI REG_Z))]
-  "avr_have_dimode"
+  "avr_have_dimode
+   && AVR_HAVE_MUL"
   "%~call __<extend_u>mulsidi3"
   [(set_attr "adjust_len" "call")
    (set_attr "cc" "clobber")])