On Wed, Sep 2, 2015 at 8:32 PM, Richard Biener <richard.guent...@gmail.com> wrote: > On Wed, Sep 2, 2015 at 5:50 AM, Bin Cheng <bin.ch...@arm.com> wrote: >> Hi, >> When calling get_shiftadd_cost, the mult_op is stripped at caller places. >> We should look into unnecessary conversion in op1 before checking equality, >> otherwise it computes wrong shiftadd cost. This patch picks this small >> issue up. >> >> Bootstrap and test on x86_64 and aarch64 along with other patches. Is it >> OK? > > Just do STRIP_NOPS (op1) unconditionally? Thus > > STRIP_NOPS (op1); > mult_in_op1 = operand_equal_p (op1, mult, 0); > > ok with that change. Patch committed as suggested.
Thanks, bin
