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Jan Vesely 655741c807 AMDGPU/R600: Make sure functions are cacheline aligned

v2: use "ensureAlignment"
    make functions cache line aligned
Fixes GPU hangs since r333219:
"AMDGPU: Split R600 AsmPrinter code into its own class"

Differential Revision: https://reviews.llvm.org/D47516

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@333622 91177308-0d34-0410-b5e6-96231b3b80d8

2018-05-31 04:08:08 +00:00

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 ; RUN: llc < %s -march=r600 -mcpu=redwood | FileCheck %s
 ; RUN: llc < %s -march=r600 -mcpu=rs880 | FileCheck  %s
 ; CHECK: .globl test
 ; Functions need to be cacheline (256B) aligned to prevent GPU hangs
 ; CHECK: .p2align 8
 ; CHECK: {{^}}test:
 ; CHECK: CF_END
 define amdgpu_ps void @test(<4 x float> inreg %reg0) {
 entry:
   ret void
 }