[Mesa-dev] [PATCH 1/2] gallium: Add PIPE_CAP_HALFS
Nicolai Hähnle
nhaehnle at gmail.com
Mon Sep 4 13:56:52 UTC 2017
On 02.09.2017 02:55, Jan Vesely wrote:
> Denotes native half precision float operations capability
>
> Signed-off-by: Jan Vesely <jan.vesely at rutgers.edu>
> ---
> I can change the spelling to HALVES, but simplified english sounded more
> appropriate.
>
> src/gallium/docs/source/screen.rst | 1 +
> src/gallium/drivers/etnaviv/etnaviv_screen.c | 1 +
> src/gallium/drivers/freedreno/freedreno_screen.c | 1 +
> src/gallium/drivers/i915/i915_screen.c | 1 +
> src/gallium/drivers/llvmpipe/lp_screen.c | 1 +
> src/gallium/drivers/nouveau/nv30/nv30_screen.c | 1 +
> src/gallium/drivers/nouveau/nv50/nv50_screen.c | 1 +
> src/gallium/drivers/nouveau/nvc0/nvc0_screen.c | 1 +
> src/gallium/drivers/r300/r300_screen.c | 1 +
> src/gallium/drivers/r600/r600_pipe.c | 1 +
> src/gallium/drivers/radeonsi/si_pipe.c | 1 +
> src/gallium/drivers/softpipe/sp_screen.c | 1 +
> src/gallium/drivers/svga/svga_screen.c | 1 +
> src/gallium/drivers/swr/swr_screen.cpp | 1 +
> src/gallium/drivers/vc4/vc4_screen.c | 1 +
> src/gallium/drivers/virgl/virgl_screen.c | 1 +
> src/gallium/include/pipe/p_defines.h | 1 +
> 17 files changed, 17 insertions(+)
>
> diff --git a/src/gallium/docs/source/screen.rst b/src/gallium/docs/source/screen.rst
> index be14ddd0c0..e27a0e8325 100644
> --- a/src/gallium/docs/source/screen.rst
> +++ b/src/gallium/docs/source/screen.rst
> @@ -370,6 +370,7 @@ The integer capabilities:
> * ``PIPE_CAP_TGSI_MUL_ZERO_WINS``: Whether TGSI shaders support the
> ``TGSI_PROPERTY_MUL_ZERO_WINS`` shader property.
> * ``PIPE_CAP_DOUBLES``: Whether double precision floating-point operations
> +* ``PIPE_CAP_HALFS``: Whether half precision floating-point operations
> are supported.
This is awfully vague without more context. *How* are half-precision
floating-point operations supported?
Cheers,
Nicolai
> * ``PIPE_CAP_INT64``: Whether 64-bit integer operations are supported.
> * ``PIPE_CAP_INT64_DIVMOD``: Whether 64-bit integer division/modulo
> diff --git a/src/gallium/drivers/etnaviv/etnaviv_screen.c b/src/gallium/drivers/etnaviv/etnaviv_screen.c
> index f400e423de..9b4ff5bbf9 100644
> --- a/src/gallium/drivers/etnaviv/etnaviv_screen.c
> +++ b/src/gallium/drivers/etnaviv/etnaviv_screen.c
> @@ -248,6 +248,7 @@ etna_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
> case PIPE_CAP_TGSI_FS_FBFETCH:
> case PIPE_CAP_TGSI_MUL_ZERO_WINS:
> case PIPE_CAP_DOUBLES:
> + case PIPE_CAP_HALFS:
> case PIPE_CAP_INT64:
> case PIPE_CAP_INT64_DIVMOD:
> case PIPE_CAP_TGSI_TEX_TXF_LZ:
> diff --git a/src/gallium/drivers/freedreno/freedreno_screen.c b/src/gallium/drivers/freedreno/freedreno_screen.c
> index b26f67e4e2..949c79cfa0 100644
> --- a/src/gallium/drivers/freedreno/freedreno_screen.c
> +++ b/src/gallium/drivers/freedreno/freedreno_screen.c
> @@ -309,6 +309,7 @@ fd_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
> case PIPE_CAP_TGSI_FS_FBFETCH:
> case PIPE_CAP_TGSI_MUL_ZERO_WINS:
> case PIPE_CAP_DOUBLES:
> + case PIPE_CAP_HALFS:
> case PIPE_CAP_INT64:
> case PIPE_CAP_INT64_DIVMOD:
> case PIPE_CAP_TGSI_TEX_TXF_LZ:
> diff --git a/src/gallium/drivers/i915/i915_screen.c b/src/gallium/drivers/i915/i915_screen.c
> index e700e294da..d4ca6d6dfc 100644
> --- a/src/gallium/drivers/i915/i915_screen.c
> +++ b/src/gallium/drivers/i915/i915_screen.c
> @@ -300,6 +300,7 @@ i915_get_param(struct pipe_screen *screen, enum pipe_cap cap)
> case PIPE_CAP_TGSI_FS_FBFETCH:
> case PIPE_CAP_TGSI_MUL_ZERO_WINS:
> case PIPE_CAP_DOUBLES:
> + case PIPE_CAP_HALFS:
> case PIPE_CAP_INT64:
> case PIPE_CAP_INT64_DIVMOD:
> case PIPE_CAP_TGSI_TEX_TXF_LZ:
> diff --git a/src/gallium/drivers/llvmpipe/lp_screen.c b/src/gallium/drivers/llvmpipe/lp_screen.c
> index 32a405088f..a3ba042733 100644
> --- a/src/gallium/drivers/llvmpipe/lp_screen.c
> +++ b/src/gallium/drivers/llvmpipe/lp_screen.c
> @@ -359,6 +359,7 @@ llvmpipe_get_param(struct pipe_screen *screen, enum pipe_cap param)
> case PIPE_CAP_BINDLESS_TEXTURE:
> case PIPE_CAP_NIR_SAMPLERS_AS_DEREF:
> case PIPE_CAP_MEMOBJ:
> + case PIPE_CAP_HALFS:
> return 0;
> }
> /* should only get here on unhandled cases */
> diff --git a/src/gallium/drivers/nouveau/nv30/nv30_screen.c b/src/gallium/drivers/nouveau/nv30/nv30_screen.c
> index 72f886c911..084bc887ee 100644
> --- a/src/gallium/drivers/nouveau/nv30/nv30_screen.c
> +++ b/src/gallium/drivers/nouveau/nv30/nv30_screen.c
> @@ -209,6 +209,7 @@ nv30_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
> case PIPE_CAP_TGSI_FS_FBFETCH:
> case PIPE_CAP_TGSI_MUL_ZERO_WINS:
> case PIPE_CAP_DOUBLES:
> + case PIPE_CAP_HALFS:
> case PIPE_CAP_INT64:
> case PIPE_CAP_INT64_DIVMOD:
> case PIPE_CAP_TGSI_TEX_TXF_LZ:
> diff --git a/src/gallium/drivers/nouveau/nv50/nv50_screen.c b/src/gallium/drivers/nouveau/nv50/nv50_screen.c
> index 0f25cd5fed..6b40515748 100644
> --- a/src/gallium/drivers/nouveau/nv50/nv50_screen.c
> +++ b/src/gallium/drivers/nouveau/nv50/nv50_screen.c
> @@ -264,6 +264,7 @@ nv50_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
> case PIPE_CAP_GLSL_OPTIMIZE_CONSERVATIVELY:
> case PIPE_CAP_TGSI_FS_FBFETCH:
> case PIPE_CAP_DOUBLES:
> + case PIPE_CAP_HALFS:
> case PIPE_CAP_INT64:
> case PIPE_CAP_INT64_DIVMOD:
> case PIPE_CAP_POLYGON_MODE_FILL_RECTANGLE:
> diff --git a/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c b/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
> index f64ac2625d..feb21e71f8 100644
> --- a/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
> +++ b/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
> @@ -304,6 +304,7 @@ nvc0_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
> case PIPE_CAP_NIR_SAMPLERS_AS_DEREF:
> case PIPE_CAP_QUERY_SO_OVERFLOW:
> case PIPE_CAP_MEMOBJ:
> + case PIPE_CAP_HALFS:
> return 0;
>
> case PIPE_CAP_VENDOR_ID:
> diff --git a/src/gallium/drivers/r300/r300_screen.c b/src/gallium/drivers/r300/r300_screen.c
> index ff68ffd7bc..5f952ffa5d 100644
> --- a/src/gallium/drivers/r300/r300_screen.c
> +++ b/src/gallium/drivers/r300/r300_screen.c
> @@ -231,6 +231,7 @@ static int r300_get_param(struct pipe_screen* pscreen, enum pipe_cap param)
> case PIPE_CAP_TGSI_FS_FBFETCH:
> case PIPE_CAP_TGSI_MUL_ZERO_WINS:
> case PIPE_CAP_DOUBLES:
> + case PIPE_CAP_HALFS:
> case PIPE_CAP_INT64:
> case PIPE_CAP_INT64_DIVMOD:
> case PIPE_CAP_TGSI_TEX_TXF_LZ:
> diff --git a/src/gallium/drivers/r600/r600_pipe.c b/src/gallium/drivers/r600/r600_pipe.c
> index 023f1b4bd1..f3acc37296 100644
> --- a/src/gallium/drivers/r600/r600_pipe.c
> +++ b/src/gallium/drivers/r600/r600_pipe.c
> @@ -388,6 +388,7 @@ static int r600_get_param(struct pipe_screen* pscreen, enum pipe_cap param)
> case PIPE_CAP_NATIVE_FENCE_FD:
> case PIPE_CAP_GLSL_OPTIMIZE_CONSERVATIVELY:
> case PIPE_CAP_TGSI_FS_FBFETCH:
> + case PIPE_CAP_HALFS:
> case PIPE_CAP_INT64:
> case PIPE_CAP_INT64_DIVMOD:
> case PIPE_CAP_TGSI_TEX_TXF_LZ:
> diff --git a/src/gallium/drivers/radeonsi/si_pipe.c b/src/gallium/drivers/radeonsi/si_pipe.c
> index 18d5806ac8..d8f7b3db59 100644
> --- a/src/gallium/drivers/radeonsi/si_pipe.c
> +++ b/src/gallium/drivers/radeonsi/si_pipe.c
> @@ -479,6 +479,7 @@ static int si_get_param(struct pipe_screen* pscreen, enum pipe_cap param)
> case PIPE_CAP_STREAM_OUTPUT_PAUSE_RESUME:
> case PIPE_CAP_STREAM_OUTPUT_INTERLEAVE_BUFFERS:
> case PIPE_CAP_DOUBLES:
> + case PIPE_CAP_HALFS:
> case PIPE_CAP_TGSI_TEX_TXF_LZ:
> case PIPE_CAP_TGSI_TES_LAYER_VIEWPORT:
> case PIPE_CAP_BINDLESS_TEXTURE:
> diff --git a/src/gallium/drivers/softpipe/sp_screen.c b/src/gallium/drivers/softpipe/sp_screen.c
> index 2988095eec..68bc43d8e2 100644
> --- a/src/gallium/drivers/softpipe/sp_screen.c
> +++ b/src/gallium/drivers/softpipe/sp_screen.c
> @@ -310,6 +310,7 @@ softpipe_get_param(struct pipe_screen *screen, enum pipe_cap param)
> case PIPE_CAP_BINDLESS_TEXTURE:
> case PIPE_CAP_NIR_SAMPLERS_AS_DEREF:
> case PIPE_CAP_MEMOBJ:
> + case PIPE_CAP_HALFS:
> return 0;
> case PIPE_CAP_SHADER_BUFFER_OFFSET_ALIGNMENT:
> return 4;
> diff --git a/src/gallium/drivers/svga/svga_screen.c b/src/gallium/drivers/svga/svga_screen.c
> index ef3e07ea38..35ac530965 100644
> --- a/src/gallium/drivers/svga/svga_screen.c
> +++ b/src/gallium/drivers/svga/svga_screen.c
> @@ -438,6 +438,7 @@ svga_get_param(struct pipe_screen *screen, enum pipe_cap param)
> case PIPE_CAP_TGSI_FS_FBFETCH:
> case PIPE_CAP_TGSI_MUL_ZERO_WINS:
> case PIPE_CAP_DOUBLES:
> + case PIPE_CAP_HALFS:
> case PIPE_CAP_INT64:
> case PIPE_CAP_INT64_DIVMOD:
> case PIPE_CAP_TGSI_TEX_TXF_LZ:
> diff --git a/src/gallium/drivers/swr/swr_screen.cpp b/src/gallium/drivers/swr/swr_screen.cpp
> index cc8d9955b8..ae13d37a27 100644
> --- a/src/gallium/drivers/swr/swr_screen.cpp
> +++ b/src/gallium/drivers/swr/swr_screen.cpp
> @@ -342,6 +342,7 @@ swr_get_param(struct pipe_screen *screen, enum pipe_cap param)
> case PIPE_CAP_NIR_SAMPLERS_AS_DEREF:
> case PIPE_CAP_QUERY_SO_OVERFLOW:
> case PIPE_CAP_MEMOBJ:
> + case PIPE_CAP_HALFS:
> return 0;
>
> case PIPE_CAP_VENDOR_ID:
> diff --git a/src/gallium/drivers/vc4/vc4_screen.c b/src/gallium/drivers/vc4/vc4_screen.c
> index e206456f24..0d1b16669a 100644
> --- a/src/gallium/drivers/vc4/vc4_screen.c
> +++ b/src/gallium/drivers/vc4/vc4_screen.c
> @@ -250,6 +250,7 @@ vc4_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
> case PIPE_CAP_TGSI_FS_FBFETCH:
> case PIPE_CAP_TGSI_MUL_ZERO_WINS:
> case PIPE_CAP_DOUBLES:
> + case PIPE_CAP_HALFS:
> case PIPE_CAP_INT64:
> case PIPE_CAP_INT64_DIVMOD:
> case PIPE_CAP_TGSI_TEX_TXF_LZ:
> diff --git a/src/gallium/drivers/virgl/virgl_screen.c b/src/gallium/drivers/virgl/virgl_screen.c
> index 68d74adadd..7ab7c3b09d 100644
> --- a/src/gallium/drivers/virgl/virgl_screen.c
> +++ b/src/gallium/drivers/virgl/virgl_screen.c
> @@ -260,6 +260,7 @@ virgl_get_param(struct pipe_screen *screen, enum pipe_cap param)
> case PIPE_CAP_SPARSE_BUFFER_PAGE_SIZE:
> case PIPE_CAP_TGSI_BALLOT:
> case PIPE_CAP_DOUBLES:
> + case PIPE_CAP_HALFS:
> case PIPE_CAP_TGSI_TES_LAYER_VIEWPORT:
> case PIPE_CAP_CAN_BIND_CONST_BUFFER_AS_VERTEX:
> case PIPE_CAP_ALLOW_MAPPED_BUFFERS_DURING_EXECUTION:
> diff --git a/src/gallium/include/pipe/p_defines.h b/src/gallium/include/pipe/p_defines.h
> index da7d5da734..2699b066fe 100644
> --- a/src/gallium/include/pipe/p_defines.h
> +++ b/src/gallium/include/pipe/p_defines.h
> @@ -760,6 +760,7 @@ enum pipe_cap
> PIPE_CAP_TGSI_FS_FBFETCH,
> PIPE_CAP_TGSI_MUL_ZERO_WINS,
> PIPE_CAP_DOUBLES,
> + PIPE_CAP_HALFS,
> PIPE_CAP_INT64,
> PIPE_CAP_INT64_DIVMOD,
> PIPE_CAP_TGSI_TEX_TXF_LZ,
>
--
Lerne, wie die Welt wirklich ist,
Aber vergiss niemals, wie sie sein sollte.
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