[Bug 83416] [radeonsi] Serious Sam 3 lockup during its start

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=83416

--- Comment #14 from Laurent carlier <lordheavym at gmail.com> ---
(In reply to comment #12)
> Created attachment 105709 [details] [review]
> Fix suggested by Vadim
> 
> Can you try this patch?

It doesn't fix the lockup for me. I've tested mesa-git with llvm 3.4.3 both the
trace and the game, and they failled both with the following error:

LLVM ERROR: Cannot select: 0x1671def0: i32 = truncate 0x16716ff4 [ORD=21]
[ID=121]
  0x16716ff4: i128 = srl 0x1671cb14, 0x16717198 [ORD=21] [ID=102]
    0x1671cb14: i128,ch = load 0x166a9484, 0x167123bc,
0x16712e20<LD16[%32](tbaa=!"const")> [ORD=21] [ID=90]
      0x167123bc: i64,ch = CopyFromReg 0x166a9484, 0x16712330 [ID=81]
        0x16712330: i64 = Register %vreg66 [ID=2]
      0x16712e20: i64 = undef [ID=8]
    0x16717198: i32 = Constant<96> [ID=76]
In function: main

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