[Mesa-dev] [PATCH v03 12/38] i965: Split out enum from brw_eu_defines.h
Rafael Antognolli
rafael.antognolli at intel.com
Tue May 2 15:55:11 UTC 2017
On Tue, May 02, 2017 at 08:44:05AM -0700, Jason Ekstrand wrote:
> On Tue, May 2, 2017 at 8:28 AM, Rafael Antognolli <rafael.antognolli at intel.com>
> wrote:
>
> On Tue, May 02, 2017 at 07:26:53AM -0700, Jason Ekstrand wrote:
> > On Mon, May 1, 2017 at 6:43 PM, Rafael Antognolli <
> rafael.antognolli at intel.com>
> > wrote:
> >
> > We need to use some enums inside genX_state_upload.c, but including
> the
> > whole header will cause several conflicts between things defined in
> this
> > header and the genxml auto-generated headers.
> >
> > So create a separate header that is included both by brw_eu_defines.h
> > and genX_state_upload.c.
> >
> > Signed-off-by: Rafael Antognolli <rafael.antognolli at intel.com>
> > Acked-by: Reviewed-by: Kenneth Graunke <kenneth at whitecape.org>
> > ---
> > src/intel/Makefile.sources | 1 +-
> > src/intel/compiler/brw_defines_common.h | 46
> ++++++++++++++++++++++++++-
> > src/intel/compiler/brw_eu_defines.h | 22 +------------
> > 3 files changed, 48 insertions(+), 21 deletions(-)
> > create mode 100644 src/intel/compiler/brw_defines_common.h
> >
> > diff --git a/src/intel/Makefile.sources b/src/intel/Makefile.sources
> > index e9a39a6..652f376 100644
> > --- a/src/intel/Makefile.sources
> > +++ b/src/intel/Makefile.sources
> > @@ -27,6 +27,7 @@ COMPILER_FILES = \
> > compiler/brw_compiler.h \
> > compiler/brw_dead_control_flow.cpp \
> > compiler/brw_dead_control_flow.h \
> > + compiler/brw_defines_common.h \
> > compiler/brw_disasm.c \
> > compiler/brw_eu.c \
> > compiler/brw_eu_compact.c \
> > diff --git a/src/intel/compiler/brw_defines_common.h b/src/intel/
> compiler/
> > brw_defines_common.h
> > new file mode 100644
> > index 0000000..fdae125
> > --- /dev/null
> > +++ b/src/intel/compiler/brw_defines_common.h
> > @@ -0,0 +1,46 @@
> > +/*
> > + * Copyright © 2017 Intel Corporation
> > + *
> > + * Permission is hereby granted, free of charge, to any person
> obtaining a
> > + * copy of this software and associated documentation files (the
> > "Software"),
> > + * to deal in the Software without restriction, including without
> > limitation
> > + * the rights to use, copy, modify, merge, publish, distribute,
> > sublicense,
> > + * and/or sell copies of the Software, and to permit persons to whom
> the
> > + * Software is furnished to do so, subject to the following
> conditions:
> > + *
> > + * The above copyright notice and this permission notice (including
> the
> > next
> > + * paragraph) shall be included in all copies or substantial
> portions of
> > the
> > + * Software.
> > + *
> > + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
> EXPRESS
> > OR
> > + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
> > MERCHANTABILITY,
> > + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO
> EVENT
> > SHALL
> > + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES
> OR
> > OTHER
> > + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
> ARISING
> > + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
> OTHER
> > DEALINGS
> > + * IN THE SOFTWARE.
> > + */
> > +
> > +#ifndef BRW_DEFINES_COMMON_H
> > +#endif // BRW_DEFINES_COMMON_H
> > +
> > +enum brw_pixel_shader_computed_depth_mode {
> > + BRW_PSCDEPTH_OFF = 0, /* PS does not compute depth */
> > + BRW_PSCDEPTH_ON = 1, /* PS computes depth; no guarantee about
> value
> > */
> > + BRW_PSCDEPTH_ON_GE = 2, /* PS guarantees output depth >= source
> depth *
> > /
> > + BRW_PSCDEPTH_ON_LE = 3, /* PS guarantees output depth <= source
> depth *
> > /
> >
> >
> > These are provided by the pack header at least on gen8. If they're not
> > available elsewhere, we should just add them.
>
> Hmm... good point. They are values to "Pixel Shader Computed Depth Mode"
> in 3DSTATE_PS_EXTRA, which is only available in gen7+, so where would be
> a good place for gen6?
>
>
> 3DSTATE_WM::PixelShaderComputedDepthMode is a boolean so it doesn't have actual
> enum values. That said, do we need the enum values for gen6?
We need writes_depth on gen6 too.
So, I can just compare it to 0:
bool writes_depth = wm_prog_data->computed_depth_mode != 0;
Is that fine?
> > +};
> > +
> > +enum brw_barycentric_mode {
> > + BRW_BARYCENTRIC_PERSPECTIVE_PIXEL = 0,
> > + BRW_BARYCENTRIC_PERSPECTIVE_CENTROID = 1,
> > + BRW_BARYCENTRIC_PERSPECTIVE_SAMPLE = 2,
> > + BRW_BARYCENTRIC_NONPERSPECTIVE_PIXEL = 3,
> > + BRW_BARYCENTRIC_NONPERSPECTIVE_CENTROID = 4,
> > + BRW_BARYCENTRIC_NONPERSPECTIVE_SAMPLE = 5,
> >
> >
> > These are also in the pack header.
>
> OK.
>
> >
> > + BRW_BARYCENTRIC_MODE_COUNT = 6
> > +};
> > +#define BRW_BARYCENTRIC_NONPERSPECTIVE_BITS \
> > + ((1 << BRW_BARYCENTRIC_NONPERSPECTIVE_PIXEL) | \
> > + (1 << BRW_BARYCENTRIC_NONPERSPECTIVE_CENTROID) | \
> > + (1 << BRW_BARYCENTRIC_NONPERSPECTIVE_SAMPLE))
> >
> >
>
> I think I can just define in genX_state_upload.c something like:
>
> #define BARYCENTRYC_NONPERSPECTIVE_BITS \
> BIM_PERSPECTIVE_PIXEL | \
> BIM_PERSPECTIVE_CENTROID | \
> BIM_PERSPECTIVE_SAMPLE
>
> And then I don't have to include that file.
>
> >
> > diff --git a/src/intel/compiler/brw_eu_defines.h b/src/intel/compiler
> /
> > brw_eu_defines.h
> > index 13a70f6..51f9cbc 100644
> > --- a/src/intel/compiler/brw_eu_defines.h
> > +++ b/src/intel/compiler/brw_eu_defines.h
> > @@ -33,6 +33,7 @@
> > #define BRW_EU_DEFINES_H
> >
> > #include "util/macros.h"
> > +#include "brw_defines_common.h"
> >
> > /* The following hunk, up-to "Execution Unit" is used by both the
> > * intel/compiler and i965 codebase. */
> > @@ -72,27 +73,6 @@
> > #define _3DPRIM_TRIFAN_NOSTIPPLE 0x16
> > #define _3DPRIM_PATCHLIST(n) ({ assert(n > 0 && n <= 32); 0x20 + (n
> - 1);
> > })
> >
> > -enum brw_barycentric_mode {
> > - BRW_BARYCENTRIC_PERSPECTIVE_PIXEL = 0,
> > - BRW_BARYCENTRIC_PERSPECTIVE_CENTROID = 1,
> > - BRW_BARYCENTRIC_PERSPECTIVE_SAMPLE = 2,
> > - BRW_BARYCENTRIC_NONPERSPECTIVE_PIXEL = 3,
> > - BRW_BARYCENTRIC_NONPERSPECTIVE_CENTROID = 4,
> > - BRW_BARYCENTRIC_NONPERSPECTIVE_SAMPLE = 5,
> > - BRW_BARYCENTRIC_MODE_COUNT = 6
> > -};
> > -#define BRW_BARYCENTRIC_NONPERSPECTIVE_BITS \
> > - ((1 << BRW_BARYCENTRIC_NONPERSPECTIVE_PIXEL) | \
> > - (1 << BRW_BARYCENTRIC_NONPERSPECTIVE_CENTROID) | \
> > - (1 << BRW_BARYCENTRIC_NONPERSPECTIVE_SAMPLE))
> > -
> > -enum brw_pixel_shader_computed_depth_mode {
> > - BRW_PSCDEPTH_OFF = 0, /* PS does not compute depth */
> > - BRW_PSCDEPTH_ON = 1, /* PS computes depth; no guarantee about
> value
> > */
> > - BRW_PSCDEPTH_ON_GE = 2, /* PS guarantees output depth >= source
> depth *
> > /
> > - BRW_PSCDEPTH_ON_LE = 3, /* PS guarantees output depth <= source
> depth *
> > /
> > -};
> > -
> > /* Bitfields for the URB_WRITE message, DW2 of message header: */
> > #define URB_WRITE_PRIM_END 0x1
> > #define URB_WRITE_PRIM_START 0x2
> > --
> > git-series 0.9.1
> > _______________________________________________
> > mesa-dev mailing list
> > mesa-dev at lists.freedesktop.org
> > https://lists.freedesktop.org/mailman/listinfo/mesa-dev
> >
> >
>
>
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