[Mesa-dev] [PATCH v2 08/20] gallium: add PIPE_SHADER_CAP_SUPPORTED_IRS

Ilia Mirkin imirkin at alum.mit.edu
Sat Feb 6 23:50:34 UTC 2016


On Sat, Feb 6, 2016 at 5:04 PM, Samuel Pitoiset
<samuel.pitoiset at gmail.com> wrote:
> This cap indicates the supported representations of programs. It should
> be a flag with the pipe_shader_ir enum values. It will allow to enable
> ARB_compute_shader if the underlying driver supports TGSI.
>
> Signed-off-by: Samuel Pitoiset <samuel.pitoiset at gmail.com>
> ---
>  src/gallium/auxiliary/gallivm/lp_bld_limits.h    | 2 ++
>  src/gallium/auxiliary/tgsi/tgsi_exec.h           | 2 ++
>  src/gallium/docs/source/screen.rst               | 2 ++
>  src/gallium/drivers/freedreno/freedreno_screen.c | 2 ++
>  src/gallium/drivers/ilo/ilo_screen.c             | 2 ++
>  src/gallium/drivers/nouveau/nvc0/nvc0_screen.c   | 2 ++
>  src/gallium/drivers/r300/r300_screen.c           | 4 ++++
>  src/gallium/drivers/r600/r600_pipe.c             | 2 ++
>  src/gallium/drivers/radeonsi/si_pipe.c           | 5 +++++
>  src/gallium/drivers/svga/svga_screen.c           | 6 ++++++
>  src/gallium/drivers/vc4/vc4_screen.c             | 2 ++
>  src/gallium/include/pipe/p_defines.h             | 1 +
>  12 files changed, 32 insertions(+)
>
> diff --git a/src/gallium/auxiliary/gallivm/lp_bld_limits.h b/src/gallium/auxiliary/gallivm/lp_bld_limits.h
> index 4598db8..a123b4a 100644
> --- a/src/gallium/auxiliary/gallivm/lp_bld_limits.h
> +++ b/src/gallium/auxiliary/gallivm/lp_bld_limits.h
> @@ -128,6 +128,8 @@ gallivm_get_shader_param(enum pipe_shader_cap param)
>        return PIPE_MAX_SHADER_SAMPLER_VIEWS;
>     case PIPE_SHADER_CAP_PREFERRED_IR:
>        return PIPE_SHADER_IR_TGSI;
> +   case PIPE_SHADER_CAP_SUPPORTED_IRS:
> +      return 1 << PIPE_SHADER_IR_TGSI;
>     case PIPE_SHADER_CAP_TGSI_SQRT_SUPPORTED:
>     case PIPE_SHADER_CAP_TGSI_ANY_INOUT_DECL_RANGE:
>        return 1;
> diff --git a/src/gallium/auxiliary/tgsi/tgsi_exec.h b/src/gallium/auxiliary/tgsi/tgsi_exec.h
> index 26fec8e..c807af9 100644
> --- a/src/gallium/auxiliary/tgsi/tgsi_exec.h
> +++ b/src/gallium/auxiliary/tgsi/tgsi_exec.h
> @@ -465,6 +465,8 @@ tgsi_exec_get_shader_param(enum pipe_shader_cap param)
>        return PIPE_MAX_SHADER_SAMPLER_VIEWS;
>     case PIPE_SHADER_CAP_PREFERRED_IR:
>        return PIPE_SHADER_IR_TGSI;
> +   case PIPE_SHADER_CAP_SUPPORTED_IRS:
> +      return 1 << PIPE_SHADER_IR_TGSI;

Everywhere else you return 0, but here and above you return TGSI...

>     case PIPE_SHADER_CAP_TGSI_SQRT_SUPPORTED:
>        return 1;
>     case PIPE_SHADER_CAP_DOUBLES:
> diff --git a/src/gallium/docs/source/screen.rst b/src/gallium/docs/source/screen.rst
> index 3324bcc..ee8b446 100644
> --- a/src/gallium/docs/source/screen.rst
> +++ b/src/gallium/docs/source/screen.rst
> @@ -415,6 +415,8 @@ to be 0.
>    (also used to implement atomic counters). Having this be non-0 also
>    implies support for the ``LOAD``, ``STORE``, and ``ATOM*`` TGSI
>    opcodes.
> +* ``PIPE_SHADER_CAP_SUPPORTED_IRS``: Supported representations of the
> +  program.  It should be a flag with the ``pipe_shader_ir`` enum values.

... be a mask of ``pipe_shader_ir`` bits

perhaps that'd be more clear?

>
>
>  .. _pipe_compute_cap:
> diff --git a/src/gallium/drivers/freedreno/freedreno_screen.c b/src/gallium/drivers/freedreno/freedreno_screen.c
> index 27f4d26..5387ef3 100644
> --- a/src/gallium/drivers/freedreno/freedreno_screen.c
> +++ b/src/gallium/drivers/freedreno/freedreno_screen.c
> @@ -434,6 +434,8 @@ fd_screen_get_shader_param(struct pipe_screen *pscreen, unsigned shader,
>                 return 16;
>         case PIPE_SHADER_CAP_PREFERRED_IR:
>                 return PIPE_SHADER_IR_TGSI;
> +       case PIPE_SHADER_CAP_SUPPORTED_IRS:
> +               return 0;
>         case PIPE_SHADER_CAP_MAX_UNROLL_ITERATIONS_HINT:
>                 return 32;
>         case PIPE_SHADER_CAP_MAX_SHADER_BUFFERS:
> diff --git a/src/gallium/drivers/ilo/ilo_screen.c b/src/gallium/drivers/ilo/ilo_screen.c
> index 44d7c11..ef9da6b 100644
> --- a/src/gallium/drivers/ilo/ilo_screen.c
> +++ b/src/gallium/drivers/ilo/ilo_screen.c
> @@ -136,6 +136,8 @@ ilo_get_shader_param(struct pipe_screen *screen, unsigned shader,
>        return ILO_MAX_SAMPLER_VIEWS;
>     case PIPE_SHADER_CAP_PREFERRED_IR:
>        return PIPE_SHADER_IR_TGSI;
> +   case PIPE_SHADER_CAP_SUPPORTED_IRS:
> +      return 0;
>     case PIPE_SHADER_CAP_TGSI_SQRT_SUPPORTED:
>        return 1;
>     case PIPE_SHADER_CAP_MAX_UNROLL_ITERATIONS_HINT:
> diff --git a/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c b/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
> index d368fda..2b12de4 100644
> --- a/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
> +++ b/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
> @@ -272,6 +272,8 @@ nvc0_screen_get_shader_param(struct pipe_screen *pscreen, unsigned shader,
>     switch (param) {
>     case PIPE_SHADER_CAP_PREFERRED_IR:
>        return PIPE_SHADER_IR_TGSI;
> +   case PIPE_SHADER_CAP_SUPPORTED_IRS:
> +      return 0;
>     case PIPE_SHADER_CAP_MAX_INSTRUCTIONS:
>     case PIPE_SHADER_CAP_MAX_ALU_INSTRUCTIONS:
>     case PIPE_SHADER_CAP_MAX_TEX_INSTRUCTIONS:
> diff --git a/src/gallium/drivers/r300/r300_screen.c b/src/gallium/drivers/r300/r300_screen.c
> index a2b7f87..877ec65 100644
> --- a/src/gallium/drivers/r300/r300_screen.c
> +++ b/src/gallium/drivers/r300/r300_screen.c
> @@ -324,6 +324,8 @@ static int r300_get_shader_param(struct pipe_screen *pscreen, unsigned shader, e
>              return 32;
>          case PIPE_SHADER_CAP_PREFERRED_IR:
>              return PIPE_SHADER_IR_TGSI;
> +        case PIPE_SHADER_CAP_SUPPORTED_IRS:
> +            return 0;
>          }
>          break;
>      case PIPE_SHADER_VERTEX:
> @@ -383,6 +385,8 @@ static int r300_get_shader_param(struct pipe_screen *pscreen, unsigned shader, e
>              return 32;
>          case PIPE_SHADER_CAP_PREFERRED_IR:
>              return PIPE_SHADER_IR_TGSI;
> +        case PIPE_SHADER_CAP_SUPPORTED_IRS:
> +            return 0;
>          }
>          break;
>      }
> diff --git a/src/gallium/drivers/r600/r600_pipe.c b/src/gallium/drivers/r600/r600_pipe.c
> index 9d37801..95737ad 100644
> --- a/src/gallium/drivers/r600/r600_pipe.c
> +++ b/src/gallium/drivers/r600/r600_pipe.c
> @@ -536,6 +536,8 @@ static int r600_get_shader_param(struct pipe_screen* pscreen, unsigned shader, e
>                 } else {
>                         return PIPE_SHADER_IR_TGSI;
>                 }
> +       case PIPE_SHADER_CAP_SUPPORTED_IRS:
> +               return 0;
>         case PIPE_SHADER_CAP_DOUBLES:
>                 if (rscreen->b.family == CHIP_CYPRESS ||
>                         rscreen->b.family == CHIP_CAYMAN || rscreen->b.family == CHIP_ARUBA)
> diff --git a/src/gallium/drivers/radeonsi/si_pipe.c b/src/gallium/drivers/radeonsi/si_pipe.c
> index 61ce976..26ce8d1 100644
> --- a/src/gallium/drivers/radeonsi/si_pipe.c
> +++ b/src/gallium/drivers/radeonsi/si_pipe.c
> @@ -461,6 +461,9 @@ static int si_get_shader_param(struct pipe_screen* pscreen, unsigned shader, enu
>  #else
>                         return PIPE_SHADER_IR_NATIVE;
>  #endif
> +               case PIPE_SHADER_CAP_SUPPORTED_IRS:
> +                       return 0;
> +
>                 case PIPE_SHADER_CAP_DOUBLES:
>                         return HAVE_LLVM >= 0x0307;
>
> @@ -524,6 +527,8 @@ static int si_get_shader_param(struct pipe_screen* pscreen, unsigned shader, enu
>                 return 16;
>         case PIPE_SHADER_CAP_PREFERRED_IR:
>                 return PIPE_SHADER_IR_TGSI;
> +       case PIPE_SHADER_CAP_SUPPORTED_IRS:
> +               return 0;
>         case PIPE_SHADER_CAP_DOUBLES:
>                 return HAVE_LLVM >= 0x0307;
>         case PIPE_SHADER_CAP_TGSI_DROUND_SUPPORTED:
> diff --git a/src/gallium/drivers/svga/svga_screen.c b/src/gallium/drivers/svga/svga_screen.c
> index d5405f8..f77c5c2 100644
> --- a/src/gallium/drivers/svga/svga_screen.c
> +++ b/src/gallium/drivers/svga/svga_screen.c
> @@ -468,6 +468,8 @@ vgpu9_get_shader_param(struct pipe_screen *screen, unsigned shader,
>           return 16;
>        case PIPE_SHADER_CAP_PREFERRED_IR:
>           return PIPE_SHADER_IR_TGSI;
> +      case PIPE_SHADER_CAP_SUPPORTED_IRS:
> +         return 0;
>        case PIPE_SHADER_CAP_DOUBLES:
>        case PIPE_SHADER_CAP_TGSI_DROUND_SUPPORTED:
>        case PIPE_SHADER_CAP_TGSI_DFRACEXP_DLDEXP_SUPPORTED:
> @@ -527,6 +529,8 @@ vgpu9_get_shader_param(struct pipe_screen *screen, unsigned shader,
>           return 0;
>        case PIPE_SHADER_CAP_PREFERRED_IR:
>           return PIPE_SHADER_IR_TGSI;
> +      case PIPE_SHADER_CAP_SUPPORTED_IRS:
> +         return 0;
>        case PIPE_SHADER_CAP_DOUBLES:
>        case PIPE_SHADER_CAP_TGSI_DROUND_SUPPORTED:
>        case PIPE_SHADER_CAP_TGSI_DFRACEXP_DLDEXP_SUPPORTED:
> @@ -619,6 +623,8 @@ vgpu10_get_shader_param(struct pipe_screen *screen, unsigned shader,
>        return SVGA3D_DX_MAX_SAMPLERS;
>     case PIPE_SHADER_CAP_PREFERRED_IR:
>        return PIPE_SHADER_IR_TGSI;
> +   case PIPE_SHADER_CAP_SUPPORTED_IRS:
> +         return 0;
>     case PIPE_SHADER_CAP_DOUBLES:
>     case PIPE_SHADER_CAP_TGSI_DROUND_SUPPORTED:
>     case PIPE_SHADER_CAP_TGSI_DFRACEXP_DLDEXP_SUPPORTED:
> diff --git a/src/gallium/drivers/vc4/vc4_screen.c b/src/gallium/drivers/vc4/vc4_screen.c
> index b19d31a..181a879 100644
> --- a/src/gallium/drivers/vc4/vc4_screen.c
> +++ b/src/gallium/drivers/vc4/vc4_screen.c
> @@ -357,6 +357,8 @@ vc4_screen_get_shader_param(struct pipe_screen *pscreen, unsigned shader,
>                  return VC4_MAX_TEXTURE_SAMPLERS;
>          case PIPE_SHADER_CAP_PREFERRED_IR:
>                  return PIPE_SHADER_IR_TGSI;
> +        case PIPE_SHADER_CAP_SUPPORTED_IRS:
> +                return 0;
>         case PIPE_SHADER_CAP_MAX_UNROLL_ITERATIONS_HINT:
>                 return 32;
>          case PIPE_SHADER_CAP_MAX_SHADER_BUFFERS:
> diff --git a/src/gallium/include/pipe/p_defines.h b/src/gallium/include/pipe/p_defines.h
> index 800f16c..6a67fd9 100644
> --- a/src/gallium/include/pipe/p_defines.h
> +++ b/src/gallium/include/pipe/p_defines.h
> @@ -719,6 +719,7 @@ enum pipe_shader_cap
>     PIPE_SHADER_CAP_TGSI_ANY_INOUT_DECL_RANGE,
>     PIPE_SHADER_CAP_MAX_UNROLL_ITERATIONS_HINT,
>     PIPE_SHADER_CAP_MAX_SHADER_BUFFERS,
> +   PIPE_SHADER_CAP_SUPPORTED_IRS,
>  };
>
>  /**
> --
> 2.6.4
>
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> mesa-dev at lists.freedesktop.org
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