[llvm-bugs] [Bug 41847] [llvm-mca] "addl %reg, imm" => MayLoad, MayStore ??!

via llvm-bugs llvm-bugs at lists.llvm.org
Sun May 12 03:06:07 PDT 2019


https://bugs.llvm.org/show_bug.cgi?id=41847

Simon Pilgrim <llvm-dev at redking.me.uk> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
         Resolution|---                         |INVALID
             Status|NEW                         |RESOLVED

--- Comment #2 from Simon Pilgrim <llvm-dev at redking.me.uk> ---
addl %ecx, 8192

This is adding the value in register ECX to the absolute memory location at
address 8192 - so will have a load + store

I think what you meant was

addl $8192, %ecx

which is handled as you'd expect.

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