[llvm] r243457 - Add a test case for r242191 ([MMX] Use the appropriate instructions for

[Bruno Cardoso Lopes]

Hi Alex,

Very nice! Good to see this in use :-)

Thanks!

On Tue, Jul 28, 2015 at 2:52 PM, Alex Lorenz <arphaman at gmail.com> wrote:
> Author: arphaman
> Date: Tue Jul 28 12:52:59 2015
> New Revision: 243457
>
> URL: http://llvm.org/viewvc/llvm-project?rev=243457&view=rev
> Log:
> Add a test case for r242191 ([MMX] Use the appropriate instructions for
> GR64 <-> VR64 copies).
>
> This commit adds a MIR test case for the commit r242191, which was committed
> without one. This test case verifies that the ExpandPostRA pass expands the
> GR64 <-> VR64 copies into the appropriate MMX_MOV instructions.
>
> Added:
>     llvm/trunk/test/CodeGen/X86/expand-vr64-gr64-copy.mir
> Modified:
>     llvm/trunk/test/CodeGen/X86/lit.local.cfg
>
> Added: llvm/trunk/test/CodeGen/X86/expand-vr64-gr64-copy.mir
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/expand-vr64-gr64-copy.mir?rev=243457&view=auto
> ==============================================================================
> --- llvm/trunk/test/CodeGen/X86/expand-vr64-gr64-copy.mir (added)
> +++ llvm/trunk/test/CodeGen/X86/expand-vr64-gr64-copy.mir Tue Jul 28 12:52:59 2015
> @@ -0,0 +1,37 @@
> +# RUN: llc -run-pass postrapseudos -mtriple=x86_64-unknown-unknown -mattr=+3dnow -o /dev/null %s | FileCheck %s
> +# This test verifies that the ExpandPostRA pass expands the GR64 <-> VR64
> +# copies into appropriate MMX_MOV instructions.
> +
> +--- |
> +
> +  define <2 x i32> @test_pswapdsi(<2 x i32> %a) nounwind readnone {
> +  entry:
> +    %0 = bitcast <2 x i32> %a to x86_mmx
> +    %1 = tail call x86_mmx @llvm.x86.3dnowa.pswapd(x86_mmx %0)
> +    %2 = bitcast x86_mmx %1 to <2 x i32>
> +    ret <2 x i32> %2
> +  }
> +
> +  declare x86_mmx @llvm.x86.3dnowa.pswapd(x86_mmx) nounwind readnone
> +
> +...
> +---
> +name:            test_pswapdsi
> +tracksRegLiveness: true
> +body:
> +  - id:          0
> +    name:        entry
> +    liveins:     [ '%xmm0' ]
> +    instructions:
> +      - '%xmm0 = PSHUFDri killed %xmm0, -24'
> +      - 'MOVPQI2QImr %rsp, 1, _, -8, _, killed %xmm0'
> +      - '%mm0 = PSWAPDrm %rsp, 1, _, -8, _'
> +# CHECK:      %rax = MMX_MOVD64from64rr %mm0
> +# CHECK-NEXT: %mm0 = MMX_MOVD64to64rr %rax
> +      - '%rax = COPY %mm0'
> +      - '%mm0 = COPY %rax'
> +      - 'MMX_MOVQ64mr %rsp, 1, _, -16, _, killed %mm0'
> +      - '%xmm0 = MOVQI2PQIrm %rsp, 1, _, -16, _'
> +      - '%xmm0 = PSHUFDri killed %xmm0, -44'
> +      - 'RETQ %xmm0'
> +...
>
> Modified: llvm/trunk/test/CodeGen/X86/lit.local.cfg
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/lit.local.cfg?rev=243457&r1=243456&r2=243457&view=diff
> ==============================================================================
> --- llvm/trunk/test/CodeGen/X86/lit.local.cfg (original)
> +++ llvm/trunk/test/CodeGen/X86/lit.local.cfg Tue Jul 28 12:52:59 2015
> @@ -4,7 +4,7 @@
>  #
>  # It should be possible to remove this override once all the bots have cycled
>  # cleanly.
> -config.suffixes = ['.ll', '.test', '.txt']
> +config.suffixes = ['.ll', '.mir', '.test', '.txt']
>
>  if not 'X86' in config.root.targets:
>      config.unsupported = True
>
>
> _______________________________________________
> llvm-commits mailing list
> llvm-commits at cs.uiuc.edu
> http://lists.cs.uiuc.edu/mailman/listinfo/llvm-commits



-- 
Bruno Cardoso Lopes
http://www.brunocardoso.cc