[llvm] r223709 - [PowerPC]Activate FeatureVSX for the Power target

[Filipe Cabecinhas]

Can you fix the tests too, please?
CodeGen/PowerPC/vsx-p8.ll started failing because it was using
power8-vector.

Thanks,

  Filipe

  F

On Mon, Dec 8, 2014 at 3:07 PM, Bill Seurer <seurer at linux.vnet.ibm.com>
wrote:

> Author: seurer
> Date: Mon Dec  8 17:07:12 2014
> New Revision: 223709
>
> URL: http://llvm.org/viewvc/llvm-project?rev=223709&view=rev
> Log:
> [PowerPC]Activate FeatureVSX for the Power target
>
> This change activates FeatureVSX for Power 7 and Power 8 in PPC.td.
>
> http://reviews.llvm.org/D6570
>
> Modified:
>     llvm/trunk/lib/Target/PowerPC/PPC.td
>
> Modified: llvm/trunk/lib/Target/PowerPC/PPC.td
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/PowerPC/PPC.td?rev=223709&r1=223708&r2=223709&view=diff
>
> ==============================================================================
> --- llvm/trunk/lib/Target/PowerPC/PPC.td (original)
> +++ llvm/trunk/lib/Target/PowerPC/PPC.td Mon Dec  8 17:07:12 2014
> @@ -104,9 +104,6 @@ def FeatureQPX       : SubtargetFeature<
>  def FeatureVSX       : SubtargetFeature<"vsx","HasVSX", "true",
>                                          "Enable VSX instructions",
>                                          [FeatureAltivec]>;
> -def FeatureP8Vector  : SubtargetFeature<"power8-vector", "HasP8Vector",
> "true",
> -                                        "Enable POWER8 vector
> instructions",
> -                                        [FeatureVSX, FeatureAltivec]>;
>
>  def DeprecatedMFTB   : SubtargetFeature<"", "DeprecatedMFTB", "true",
>                                          "Treat mftb as deprecated">;
> @@ -119,6 +116,7 @@ def DeprecatedDST    : SubtargetFeature<
>  // CMPB         p6, p6x, p7        cmpb
>  // DFP          p6, p6x, p7        decimal floating-point instructions
>  // POPCNTB      p5 through p7      popcntb and related instructions
> +// VSX          p7                 vector-scalar instruction set
>
>
>  //===----------------------------------------------------------------------===//
>  // ABI Selection
>     //
> @@ -303,7 +301,7 @@ def : ProcessorModel<"pwr6x", G5Model,
>                     FeatureFPRND, Feature64Bit,
>                     DeprecatedMFTB, DeprecatedDST]>;
>  def : ProcessorModel<"pwr7", P7Model,
> -                  [DirectivePwr7, FeatureAltivec,
> +                  [DirectivePwr7, FeatureAltivec, FeatureVSX,
>                     FeatureMFOCRF, FeatureFCPSGN, FeatureFSqrt, FeatureFRE,
>                     FeatureFRES, FeatureFRSQRTE, FeatureFRSQRTES,
>                     FeatureRecipPrec, FeatureSTFIWX, FeatureLFIWAX,
> @@ -312,7 +310,7 @@ def : ProcessorModel<"pwr7", P7Model,
>                     Feature64Bit /*, Feature64BitRegs */,
>                     DeprecatedMFTB, DeprecatedDST]>;
>  def : ProcessorModel<"pwr8", P7Model /* FIXME: Update to P8Model when
> available */,
> -                  [DirectivePwr8, FeatureAltivec,
> +                  [DirectivePwr8, FeatureAltivec, FeatureVSX,
>                     FeatureMFOCRF, FeatureFCPSGN, FeatureFSqrt, FeatureFRE,
>                     FeatureFRES, FeatureFRSQRTE, FeatureFRSQRTES,
>                     FeatureRecipPrec, FeatureSTFIWX, FeatureLFIWAX,
>
>
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