From 8f7e6e330bbd903c6c104fc016589b6ab6d04027 Mon Sep 17 00:00:00 2001 From: Bin Cheng Date: Thu, 13 Jun 2013 08:33:39 +0000 Subject: [PATCH] rtlanal.c (noop_move_p): Check the code to be executed for COND_EXEC. * rtlanal.c (noop_move_p): Check the code to be executed for COND_EXEC. From-SVN: r200061 --- gcc/ChangeLog | 5 +++++ gcc/rtlanal.c | 4 ++++ 2 files changed, 9 insertions(+) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 19e1b4cd8cb..1d498f8a745 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2013-06-13 Bin Cheng + + * rtlanal.c (noop_move_p): Check the code to be executed for + COND_EXEC. + 2013-06-13 Marc Glisse * tree-ssa-forwprop.c (simplify_bitwise_binary, associate_plusminus): diff --git a/gcc/rtlanal.c b/gcc/rtlanal.c index fe708488444..9567694bc15 100644 --- a/gcc/rtlanal.c +++ b/gcc/rtlanal.c @@ -1199,6 +1199,10 @@ noop_move_p (const_rtx insn) if (find_reg_note (insn, REG_EQUAL, NULL_RTX)) return 0; + /* Check the code to be executed for COND_EXEC. */ + if (GET_CODE (pat) == COND_EXEC) + pat = COND_EXEC_CODE (pat); + if (GET_CODE (pat) == SET && set_noop_p (pat)) return 1; -- 2.30.2