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[02/13] optabs: Fix vec_perm -> V16QI middle end lowering.

Message ID 20150522075235.GA17009@maggie
State New
Headers show

Commit Message

Andreas Krebbel May 22, 2015, 7:52 a.m. UTC 
On Tue, May 19, 2015 at 07:48:29AM -0700, Richard Henderson wrote:
> > Ok to apply with that change?
> 
> Yes, thanks.

I've applied the following.

Bye,

-Andreas-

gcc/
	* optabs.c (expand_vec_perm): Don't re-use SEL as target operand.
---
 gcc/optabs.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
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Patch

diff --git a/gcc/optabs.c b/gcc/optabs.c
index bd03fc1..bc19029 100644
--- a/gcc/optabs.c
+++ b/gcc/optabs.c
@@ -6796,11 +6796,11 @@  expand_vec_perm (machine_mode mode, rtx v0, rtx v1, rtx sel, rtx target)
       machine_mode selmode = GET_MODE (sel);
       if (u == 2)
 	sel = expand_simple_binop (selmode, PLUS, sel, sel,
-				   sel, 0, OPTAB_DIRECT);
+				   NULL, 0, OPTAB_DIRECT);
       else
 	sel = expand_simple_binop (selmode, ASHIFT, sel,
 				   GEN_INT (exact_log2 (u)),
-				   sel, 0, OPTAB_DIRECT);
+				   NULL, 0, OPTAB_DIRECT);
       gcc_assert (sel != NULL);
 
       /* Broadcast the low byte each element into each of its bytes.  */