[LLVMbugs] [Bug 1877] add needs to be commuted to eliminate copy in critical loops

bugzilla-daemon at cs.uiuc.edu bugzilla-daemon at cs.uiuc.edu
Wed Oct 15 09:30:52 PDT 2008


Chris Lattner <clattner at apple.com> changed:

           What    |Removed                     |Added
             Status|ASSIGNED                    |RESOLVED
         Resolution|                            |FIXED

--- Comment #9 from Chris Lattner <clattner at apple.com>  2008-10-15 11:30:52 ---
Evan fixed this a long time ago, I now get this inner loop:

        .align  4,0x90
LBB1_1: ## bb
        cvtsi2ss        (%esi,%edx,4), %xmm1
        incl    %edx
        cmpl    %ecx, %edx
        addss   %xmm1, %xmm0
        jne     LBB1_1  ## bb

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