[llvm-bugs] [Bug 2585] Unoptimal vector 'trunc' emulation (and crash)

via llvm-bugs llvm-bugs at lists.llvm.org
Mon Apr 18 14:13:31 PDT 2016


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

           What    |Removed                     |Added
             Status|ASSIGNED                    |RESOLVED
                 CC|                            |llvm-dev at redking.me.uk
         Resolution|---                         |FIXED

--- Comment #8 from Simon Pilgrim <llvm-dev at redking.me.uk> ---
Resolving, current codegen:

pshuflw {{.*#+}} xmm0 = mem[0,2,2,3,4,5,6,7]
pshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,4,6,6,7]
pshufd {{.*#+}} xmm0 = xmm0[0,2,2,3]
movq %xmm0, __unnamed_2

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