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| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/tree-ssa-loop-ivopts.c | 1 |
2 files changed, 6 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 328675a..16862d0 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2015-09-15 Bin Cheng <bin.cheng@arm.com> + + * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Strip + unnecessary type conversion in op1. + 2015-09-14 Segher Boessenkool <segher@kernel.crashing.org> * shrink-wrap.c (requires_stack_frame_p): Fix formatting. diff --git a/gcc/tree-ssa-loop-ivopts.c b/gcc/tree-ssa-loop-ivopts.c index 723a9f7..ae14e8b 100644 --- a/gcc/tree-ssa-loop-ivopts.c +++ b/gcc/tree-ssa-loop-ivopts.c @@ -3889,6 +3889,7 @@ get_shiftadd_cost (tree expr, machine_mode mode, comp_cost cost0, if (!(m >= 0 && m < maxm)) return false; + STRIP_NOPS (op1); mult_in_op1 = operand_equal_p (op1, mult, 0); as_cost = add_cost (speed, mode) + shift_cost (speed, mode, m); |