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| author | Bin Cheng <bin.cheng@arm.com> | 2013-06-13 08:33:39 +0000 |
|---|---|---|
| committer | Bin Cheng <amker@gcc.gnu.org> | 2013-06-13 08:33:39 +0000 |
| commit | 8f7e6e330bbd903c6c104fc016589b6ab6d04027 (patch) | |
| tree | 8ab9b7ced91856ad32a29d6b85464afb2b6895e4 | |
| parent | 8aaba3a9a740b01975300b1bc08c563cdfd5c512 (diff) | |
| download | gcc-8f7e6e330bbd903c6c104fc016589b6ab6d04027.zip gcc-8f7e6e330bbd903c6c104fc016589b6ab6d04027.tar.gz gcc-8f7e6e330bbd903c6c104fc016589b6ab6d04027.tar.bz2 | |
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
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/rtlanal.c | 4 |
2 files changed, 9 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 19e1b4c..1d498f8 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2013-06-13 Bin Cheng <bin.cheng@arm.com> + + * rtlanal.c (noop_move_p): Check the code to be executed for + COND_EXEC. + 2013-06-13 Marc Glisse <marc.glisse@inria.fr> * tree-ssa-forwprop.c (simplify_bitwise_binary, associate_plusminus): diff --git a/gcc/rtlanal.c b/gcc/rtlanal.c index fe70848..9567694 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; |