Commit graph

2320 commits

Author SHA1 Message Date
Tapani Pälli
83c81b6cce glsl/tests: move utility functions in cache_test
Patch moves functions higher so that we can utilize them from
test_disk_cache_create which is modified by next patch.

Signed-off-by: Tapani Pälli <tapani.palli@intel.com>
Reviewed-by: Jordan Justen <jordan.l.justen@intel.com>
Reviewed-by: Emil Velikov <emil.velikov@collabora.com>
2018-02-07 14:45:34 +02:00
Samuel Pitoiset
3488a3f033 radv: run nir_opt_shrink_load
LLVM can't shrink loads.

Polaris10:
Totals from affected shaders:
SGPRS: 62528 -> 59955 (-4.11 %)
VGPRS: 44708 -> 44616 (-0.21 %)
Spilled SGPRs: 16 -> 8 (-50.00 %)
Code Size: 1355504 -> 1355172 (-0.02 %) bytes
Max Waves: 11710 -> 11670 (-0.34 %)

Vega10:
Totals from affected shaders:
SGPRS: 51448 -> 50371 (-2.09 %)
VGPRS: 39140 -> 39048 (-0.24 %)
Spilled SGPRs: 16 -> 16 (0.00 %)
Code Size: 1307188 -> 1304296 (-0.22 %) bytes
Max Waves: 11312 -> 11292 (-0.18 %)

This reduces SGPRs spilling in MadMax, and it also reduces
number of SGPRs in DOW3 and F12017. The number of waves slightly
decreases in F1 but I don't see any performance changes after
benchmarking it. Talos and Serious Sam are not affected because
they don't use any push constants.

Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
2018-02-06 23:08:44 +01:00
Samuel Pitoiset
e68562b94b nir: add nir_opt_shrink_load pass
This is a very simple pass that just shrinks load_push_constant
intrinsics when some components are unused. For now, it can just
shrink vec4 to vec3, vec3 to vec2 and so on.

Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
2018-02-06 23:08:39 +01:00
Iago Toral Quiroga
ef439a4fdc spirv: split constant initializers on in/out structs
The SPIR-V parser splits in/out struct variables and creates
a separate variable for each first-level member of the struct.
When the struct variable has an initializer this means that we also
need to split the initializer.

Reviewed-by: Jason Ekstrand <jason@jlekstrand.net>
2018-02-06 07:50:18 +01:00
Ilia Mirkin
02a6d901ee mesa: add OES_EGL_image_external_essl3 support
Signed-off-by: Ilia Mirkin <imirkin@alum.mit.edu>
Reviewed-by: Tapani Pälli <tapani.palli@intel.com>
2018-02-06 07:28:11 +02:00
Juan A. Suarez Romero
4195eed961 glsl/linker: check same name is not used in block and outside
According with OpenGL GLSL 3.20 spec, section 4.3.9:

  "It is a link-time error if any particular shader interface
   contains:
     - two different blocks, each having no instance name, and each
       having a member of the same name, or
     - a variable outside a block, and a block with no instance name,
       where the variable has the same name as a member in the block."

This fixes a previous commit 9b894c8 ("glsl/linker: link-error using the
same name in unnamed block and outside") that covered this case, but
did not take in account that precision qualifiers are ignored when
comparing blocks with no instance name.

With this commit, the original tests
KHR-GL*.shaders.uniform_block.common.name_matching keep fixed, and also
dEQP-GLES31.functional.shaders.linkage.uniform.block.differing_precision
regression is fixed, which was broken by previous commit.

v2: use helper varibles (Matteo Bruni)

Fixes: 9b894c8 ("glsl/linker: link-error using the same name in unnamed block and outside")
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=104668
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=104777
CC: Mark Janes <mark.a.janes@intel.com>
CC: "18.0" <mesa-stable@lists.freedesktop.org>
Tested-by: Matteo Bruni <matteo.mystral@gmail.com>
Reviewed-by: Tapani Pälli <tapani.palli@intel.com>
Signed-off-by: Juan A. Suarez Romero <jasuarez@igalia.com>
2018-02-05 18:10:43 +01:00
Mathias Fröhlich
186f03cfb0 mesa: Put materials at the end of the generic block.
The materials are now moved to the end of the
generic attributes block to the range 4-15.

Before, the way the position and generic 0 attribute
is handled was dependent on the presence and kind of
the currently attached vertex program. With this
change the way the position attribute and the generic 0
attribute is treated only depends on the enabled
flag of those two arrays.
This will later help to untangle the update dependencies
between enabled arrays and shader inputs.

v2: s,VERT_ATTRIB_MAT_OFFSET,VERT_ATTRIB_MAT0,g

Signed-off-by: Mathias Fröhlich <Mathias.Froehlich@web.de>
Reviewed-by: Brian Paul <brianp@vmware.com>
2018-02-01 22:39:06 +01:00
Mathias Fröhlich
38b41fd718 mesa: Use defines for the aliased material array attributes.
Instead of just assuming that the material attributes
just overlap with the generic attributes 0-12, give
them symbolic defines so that we can easier move them
to an other range.

Signed-off-by: Mathias Fröhlich <Mathias.Froehlich@web.de>
Reviewed-by: Brian Paul <brianp@vmware.com>
2018-02-01 22:39:06 +01:00
Ian Romanick
ee63933a73 nir: Distribute binary operations with constants into bcsel
This was specifically designed to simplify 1+mix(0, a-1, condition) to
mix(1, a, condition) by pushing the 1+ inside.

Skylake, Broadwell, and Haswell had similar results.  Skylake shown.
total instructions in shared programs: 14521753 -> 14521716 (<.01%)
instructions in affected programs: 10619 -> 10582 (-0.35%)
helped: 51
HURT: 14
helped stats (abs) min: 1 max: 12 x̄: 1.43 x̃: 1
helped stats (rel) min: 0.20% max: 3.58% x̄: 1.01% x̃: 0.95%
HURT stats (abs)   min: 1 max: 11 x̄: 2.57 x̃: 1
HURT stats (rel)   min: 0.22% max: 1.75% x̄: 1.20% x̃: 1.32%
95% mean confidence interval for instructions value: -1.31 0.17
95% mean confidence interval for instructions %-change: -0.80% -0.27%
Inconclusive result (value mean confidence interval includes 0).

total cycles in shared programs: 533000205 -> 533003533 (<.01%)
cycles in affected programs: 110610 -> 113938 (3.01%)
helped: 43
HURT: 28
helped stats (abs) min: 6 max: 440 x̄: 27.12 x̃: 16
helped stats (rel) min: 0.39% max: 4.84% x̄: 1.60% x̃: 1.67%
HURT stats (abs)   min: 2 max: 3066 x̄: 160.50 x̃: 14
HURT stats (rel)   min: 0.08% max: 77.78% x̄: 5.16% x̃: 0.62%
95% mean confidence interval for cycles value: -43.81 137.56
95% mean confidence interval for cycles %-change: -1.47% 3.60%
Inconclusive result (value mean confidence interval includes 0).

Ivy Bridge
total instructions in shared programs: 10018840 -> 10018713 (<.01%)
instructions in affected programs: 9431 -> 9304 (-1.35%)
helped: 51
HURT: 3
helped stats (abs) min: 1 max: 80 x̄: 2.76 x̃: 1
helped stats (rel) min: 0.20% max: 16.43% x̄: 1.16% x̃: 0.81%
HURT stats (abs)   min: 1 max: 12 x̄: 4.67 x̃: 1
HURT stats (rel)   min: 0.22% max: 1.33% x̄: 0.59% x̃: 0.22%
95% mean confidence interval for instructions value: -5.36 0.66
95% mean confidence interval for instructions %-change: -1.66% -0.46%
Inconclusive result (value mean confidence interval includes 0).

total cycles in shared programs: 87571944 -> 87572785 (<.01%)
cycles in affected programs: 117234 -> 118075 (0.72%)
helped: 42
HURT: 23
helped stats (abs) min: 2 max: 114 x̄: 51.90 x̃: 30
helped stats (rel) min: 0.11% max: 11.01% x̄: 4.45% x̃: 2.74%
HURT stats (abs)   min: 1 max: 2341 x̄: 131.35 x̃: 10
HURT stats (rel)   min: 0.06% max: 37.11% x̄: 2.75% x̃: 0.61%
95% mean confidence interval for cycles value: -61.05 86.93
95% mean confidence interval for cycles %-change: -3.47% -0.33%
Inconclusive result (value mean confidence interval includes 0).

Sandy Bridge
total instructions in shared programs: 10542933 -> 10542844 (<.01%)
instructions in affected programs: 11487 -> 11398 (-0.77%)
helped: 52
HURT: 3
helped stats (abs) min: 1 max: 40 x̄: 1.96 x̃: 1
helped stats (rel) min: 0.08% max: 8.16% x̄: 0.90% x̃: 0.72%
HURT stats (abs)   min: 1 max: 11 x̄: 4.33 x̃: 1
HURT stats (rel)   min: 0.22% max: 1.22% x̄: 0.55% x̃: 0.22%
95% mean confidence interval for instructions value: -3.17 -0.07
95% mean confidence interval for instructions %-change: -1.13% -0.52%
Instructions are helped.

total cycles in shared programs: 146098397 -> 146097094 (<.01%)
cycles in affected programs: 128140 -> 126837 (-1.02%)
helped: 47
HURT: 8
helped stats (abs) min: 2 max: 333 x̄: 29.21 x̃: 18
helped stats (rel) min: 0.13% max: 5.04% x̄: 1.18% x̃: 0.95%
HURT stats (abs)   min: 1 max: 16 x̄: 8.75 x̃: 9
HURT stats (rel)   min: 0.08% max: 0.43% x̄: 0.30% x̃: 0.34%
95% mean confidence interval for cycles value: -37.49 -9.90
95% mean confidence interval for cycles %-change: -1.22% -0.71%
Cycles are helped.

Iron Lake
total instructions in shared programs: 7886711 -> 7886509 (<.01%)
instructions in affected programs: 10425 -> 10223 (-1.94%)
helped: 50
HURT: 2
helped stats (abs) min: 1 max: 78 x̄: 4.08 x̃: 1
helped stats (rel) min: 0.34% max: 15.38% x̄: 1.12% x̃: 0.54%
HURT stats (abs)   min: 1 max: 1 x̄: 1.00 x̃: 1
HURT stats (rel)   min: 0.86% max: 0.91% x̄: 0.89% x̃: 0.89%
95% mean confidence interval for instructions value: -8.05 0.28
95% mean confidence interval for instructions %-change: -1.83% -0.26%
Inconclusive result (value mean confidence interval includes 0).

total cycles in shared programs: 178115324 -> 178114612 (<.01%)
cycles in affected programs: 765726 -> 765014 (-0.09%)
helped: 39
HURT: 1
helped stats (abs) min: 2 max: 276 x̄: 18.31 x̃: 8
helped stats (rel) min: <.01% max: 8.47% x̄: 0.39% x̃: 0.04%
HURT stats (abs)   min: 2 max: 2 x̄: 2.00 x̃: 2
HURT stats (rel)   min: 0.03% max: 0.03% x̄: 0.03% x̃: 0.03%
95% mean confidence interval for cycles value: -32.07 -3.53
95% mean confidence interval for cycles %-change: -0.86% 0.10%
Inconclusive result (%-change mean confidence interval includes 0).

GM45
total instructions in shared programs: 4857762 -> 4857661 (<.01%)
instructions in affected programs: 5523 -> 5422 (-1.83%)
helped: 25
HURT: 1
helped stats (abs) min: 1 max: 78 x̄: 4.08 x̃: 1
helped stats (rel) min: 0.34% max: 13.61% x̄: 1.04% x̃: 0.52%
HURT stats (abs)   min: 1 max: 1 x̄: 1.00 x̃: 1
HURT stats (rel)   min: 0.86% max: 0.86% x̄: 0.86% x̃: 0.86%
95% mean confidence interval for instructions value: -9.99 2.22
95% mean confidence interval for instructions %-change: -2.01% 0.08%
Inconclusive result (value mean confidence interval includes 0).

total cycles in shared programs: 122179674 -> 122179194 (<.01%)
cycles in affected programs: 530162 -> 529682 (-0.09%)
helped: 22
HURT: 1
helped stats (abs) min: 2 max: 292 x̄: 21.91 x̃: 7
helped stats (rel) min: <.01% max: 8.65% x̄: 0.44% x̃: 0.04%
HURT stats (abs)   min: 2 max: 2 x̄: 2.00 x̃: 2
HURT stats (rel)   min: 0.03% max: 0.03% x̄: 0.03% x̃: 0.03%
95% mean confidence interval for cycles value: -46.56 4.82
95% mean confidence interval for cycles %-change: -1.20% 0.36%
Inconclusive result (value mean confidence interval includes 0).

Signed-off-by: Ian Romanick <ian.d.romanick@intel.com>
Reviewed-by: Samuel Iglesias Gonsálvez <siglesias@igalia.com>
Reviewed-by: Elie Tournier <elie.tournier@collabora.com>
2018-01-30 15:40:15 -08:00
Ian Romanick
03fb13f646 nir: Rearrange logic op-compounded integer compares
Skylake and Broadwell had similar results.  Skylake shown.
total instructions in shared programs: 14521769 -> 14521753 (<.01%)
instructions in affected programs: 8782 -> 8766 (-0.18%)
helped: 16
HURT: 0
helped stats (abs) min: 1 max: 1 x̄: 1.00 x̃: 1
helped stats (rel) min: 0.12% max: 0.40% x̄: 0.20% x̃: 0.18%
95% mean confidence interval for instructions value: -1.00 -1.00
95% mean confidence interval for instructions %-change: -0.23% -0.16%
Instructions are helped.

total cycles in shared programs: 533000376 -> 533000205 (<.01%)
cycles in affected programs: 447035 -> 446864 (-0.04%)
helped: 9
HURT: 9
helped stats (abs) min: 2 max: 40 x̄: 35.78 x̃: 40
helped stats (rel) min: 0.02% max: 0.18% x̄: 0.10% x̃: 0.09%
HURT stats (abs)   min: 1 max: 52 x̄: 16.78 x̃: 10
HURT stats (rel)   min: <.01% max: 1.11% x̄: 0.29% x̃: 0.12%
95% mean confidence interval for cycles value: -25.07 6.07
95% mean confidence interval for cycles %-change: -0.08% 0.27%
Inconclusive result (value mean confidence interval includes 0).

No changes on GM45, Iron Lake, Sandy Bridge, Ivy Bridge, or Haswell.

Signed-off-by: Ian Romanick <ian.d.romanick@intel.com>
Reviewed-by: Samuel Iglesias Gonsálvez <siglesias@igalia.com>
Reviewed-by: Elie Tournier <elie.tournier@collabora.com>
2018-01-30 15:40:14 -08:00
Ian Romanick
053be9f020 nir: Rearrange and-compounded float compares
If both comparisons are used as sources for instructions other than the
iand, this transformation is detrimental.  If the non-identical value in
both compares is constant, the fmin or fmax will be constant-folded
away, so the transformation is always a win.

It is interesting to me that on Iron Lake only 81 shaders have
instruction counts changed, but 726 shaders have cycle counts changed.

shader-db results:

Skylake
total instructions in shared programs: 14525728 -> 14521017 (-0.03%)
instructions in affected programs: 1164726 -> 1160015 (-0.40%)
helped: 1692
HURT: 5
helped stats (abs) min: 1 max: 637 x̄: 2.79 x̃: 2
helped stats (rel) min: 0.07% max: 16.36% x̄: 0.81% x̃: 0.33%
HURT stats (abs)   min: 1 max: 12 x̄: 3.20 x̃: 1
HURT stats (rel)   min: 0.38% max: 2.86% x̄: 2.36% x̃: 2.86%
95% mean confidence interval for instructions value: -3.52 -2.03
95% mean confidence interval for instructions %-change: -0.86% -0.74%
Instructions are helped.

total cycles in shared programs: 533115449 -> 532991404 (-0.02%)
cycles in affected programs: 119401803 -> 119277758 (-0.10%)
helped: 1145
HURT: 467
helped stats (abs) min: 1 max: 34644 x̄: 145.92 x̃: 18
helped stats (rel) min: <.01% max: 45.33% x̄: 1.58% x̃: 0.42%
HURT stats (abs)   min: 1 max: 1590 x̄: 92.15 x̃: 15
HURT stats (rel)   min: <.01% max: 13.48% x̄: 1.26% x̃: 0.39%
95% mean confidence interval for cycles value: -122.16 -31.74
95% mean confidence interval for cycles %-change: -0.94% -0.57%
Cycles are helped.

total spills in shared programs: 9597 -> 9534 (-0.66%)
spills in affected programs: 403 -> 340 (-15.63%)
helped: 1
HURT: 1

total fills in shared programs: 13904 -> 13790 (-0.82%)
fills in affected programs: 1627 -> 1513 (-7.01%)
helped: 2
HURT: 1

LOST:   0
GAINED: 2

Broadwell
total instructions in shared programs: 14816966 -> 14812590 (-0.03%)
instructions in affected programs: 1499885 -> 1495509 (-0.29%)
helped: 1672
HURT: 15
helped stats (abs) min: 1 max: 455 x̄: 2.70 x̃: 2
helped stats (rel) min: 0.05% max: 16.36% x̄: 0.81% x̃: 0.33%
HURT stats (abs)   min: 1 max: 21 x̄: 9.20 x̃: 8
HURT stats (rel)   min: 0.08% max: 2.86% x̄: 1.06% x̃: 0.53%
95% mean confidence interval for instructions value: -3.14 -2.05
95% mean confidence interval for instructions %-change: -0.85% -0.73%
Instructions are helped.

total cycles in shared programs: 559353622 -> 559345595 (<.01%)
cycles in affected programs: 139893703 -> 139885676 (<.01%)
helped: 921
HURT: 697
helped stats (abs) min: 1 max: 42424 x̄: 143.45 x̃: 18
helped stats (rel) min: <.01% max: 36.23% x̄: 2.02% x̃: 0.87%
HURT stats (abs)   min: 1 max: 2370 x̄: 178.03 x̃: 38
HURT stats (rel)   min: <.01% max: 17.35% x̄: 0.71% x̃: 0.14%
95% mean confidence interval for cycles value: -59.64 49.72
95% mean confidence interval for cycles %-change: -1.02% -0.66%
Inconclusive result (value mean confidence interval includes 0).

total spills in shared programs: 78902 -> 78861 (-0.05%)
spills in affected programs: 2418 -> 2377 (-1.70%)
helped: 1
HURT: 11

total fills in shared programs: 83782 -> 83678 (-0.12%)
fills in affected programs: 3515 -> 3411 (-2.96%)
helped: 2
HURT: 11

LOST:   0
GAINED: 5

Haswell and Ivy Bridge had similar results. Haswell shown.
total instructions in shared programs: 9033898 -> 9032010 (-0.02%)
instructions in affected programs: 308064 -> 306176 (-0.61%)
helped: 921
HURT: 4
helped stats (abs) min: 1 max: 20 x̄: 2.05 x̃: 1
helped stats (rel) min: 0.17% max: 17.54% x̄: 0.80% x̃: 0.35%
HURT stats (abs)   min: 1 max: 1 x̄: 1.00 x̃: 1
HURT stats (rel)   min: 3.23% max: 3.23% x̄: 3.23% x̃: 3.23%
95% mean confidence interval for instructions value: -2.21 -1.87
95% mean confidence interval for instructions %-change: -0.88% -0.68%
Instructions are helped.

total cycles in shared programs: 84628949 -> 84620520 (<.01%)
cycles in affected programs: 2164913 -> 2156484 (-0.39%)
helped: 518
HURT: 359
helped stats (abs) min: 1 max: 440 x̄: 41.52 x̃: 20
helped stats (rel) min: <.01% max: 17.17% x̄: 1.95% x̃: 1.01%
HURT stats (abs)   min: 1 max: 586 x̄: 36.43 x̃: 8
HURT stats (rel)   min: 0.04% max: 18.65% x̄: 1.47% x̃: 0.40%
95% mean confidence interval for cycles value: -15.17 -4.05
95% mean confidence interval for cycles %-change: -0.77% -0.32%
Cycles are helped.

LOST:   0
GAINED: 4

Sandy Bridge
total instructions in shared programs: 10544860 -> 10542933 (-0.02%)
instructions in affected programs: 360019 -> 358092 (-0.54%)
helped: 931
HURT: 4
helped stats (abs) min: 1 max: 20 x̄: 2.07 x̃: 1
helped stats (rel) min: 0.11% max: 15.52% x̄: 0.68% x̃: 0.30%
HURT stats (abs)   min: 1 max: 1 x̄: 1.00 x̃: 1
HURT stats (rel)   min: 3.33% max: 3.33% x̄: 3.33% x̃: 3.33%
95% mean confidence interval for instructions value: -2.23 -1.89
95% mean confidence interval for instructions %-change: -0.76% -0.58%
Instructions are helped.

total cycles in shared programs: 146106820 -> 146098397 (<.01%)
cycles in affected programs: 3435047 -> 3426624 (-0.25%)
helped: 572
HURT: 329
helped stats (abs) min: 1 max: 1289 x̄: 32.52 x̃: 15
helped stats (rel) min: <.01% max: 26.29% x̄: 0.97% x̃: 0.33%
HURT stats (abs)   min: 1 max: 1714 x̄: 30.93 x̃: 6
HURT stats (rel)   min: 0.02% max: 41.31% x̄: 1.13% x̃: 0.19%
95% mean confidence interval for cycles value: -16.85 -1.85
95% mean confidence interval for cycles %-change: -0.39% -0.01%
Cycles are helped.

LOST:   1
GAINED: 0

Iron Lake
total instructions in shared programs: 7886925 -> 7886711 (<.01%)
instructions in affected programs: 25763 -> 25549 (-0.83%)
helped: 75
HURT: 6
helped stats (abs) min: 1 max: 13 x̄: 3.33 x̃: 1
helped stats (rel) min: 0.35% max: 17.57% x̄: 1.96% x̃: 0.53%
HURT stats (abs)   min: 1 max: 16 x̄: 6.00 x̃: 1
HURT stats (rel)   min: 2.86% max: 4.79% x̄: 3.49% x̃: 2.86%
95% mean confidence interval for instructions value: -3.69 -1.60
95% mean confidence interval for instructions %-change: -2.54% -0.57%
Instructions are helped.

total cycles in shared programs: 178116888 -> 178115324 (<.01%)
cycles in affected programs: 5858790 -> 5857226 (-0.03%)
helped: 484
HURT: 242
helped stats (abs) min: 2 max: 76 x̄: 5.27 x̃: 6
helped stats (rel) min: 0.01% max: 10.70% x̄: 0.18% x̃: 0.06%
HURT stats (abs)   min: 2 max: 76 x̄: 4.07 x̃: 2
HURT stats (rel)   min: 0.01% max: 3.99% x̄: 0.19% x̃: 0.03%
95% mean confidence interval for cycles value: -2.76 -1.55
95% mean confidence interval for cycles %-change: -0.12% 0.01%
Inconclusive result (%-change mean confidence interval includes 0).

GM45
total instructions in shared programs: 4857870 -> 4857762 (<.01%)
instructions in affected programs: 13994 -> 13886 (-0.77%)
helped: 39
HURT: 5
helped stats (abs) min: 1 max: 13 x̄: 3.28 x̃: 2
helped stats (rel) min: 0.33% max: 17.11% x̄: 1.86% x̃: 0.48%
HURT stats (abs)   min: 1 max: 16 x̄: 4.00 x̃: 1
HURT stats (rel)   min: 2.86% max: 4.71% x̄: 3.23% x̃: 2.86%
95% mean confidence interval for instructions value: -3.86 -1.05
95% mean confidence interval for instructions %-change: -2.61% 0.04%
Inconclusive result (%-change mean confidence interval includes 0).

total cycles in shared programs: 122180744 -> 122179674 (<.01%)
cycles in affected programs: 3686646 -> 3685576 (-0.03%)
helped: 273
HURT: 141
helped stats (abs) min: 2 max: 76 x̄: 5.81 x̃: 6
helped stats (rel) min: 0.01% max: 10.70% x̄: 0.18% x̃: 0.06%
HURT stats (abs)   min: 2 max: 76 x̄: 3.66 x̃: 2
HURT stats (rel)   min: 0.01% max: 3.99% x̄: 0.16% x̃: 0.02%
95% mean confidence interval for cycles value: -3.42 -1.75
95% mean confidence interval for cycles %-change: -0.15% 0.03%
Inconclusive result (%-change mean confidence interval includes 0).

Signed-off-by: Ian Romanick <ian.d.romanick@intel.com>
Reviewed-by: Samuel Iglesias Gonsálvez <siglesias@igalia.com>
Reviewed-by: Elie Tournier <elie.tournier@collabora.com>
2018-01-30 15:40:14 -08:00
Ian Romanick
821e7a4d32 nir: Separate a weird compare with zero to two compares with zero
min(a+b, c+d) >= 0 becomes (a+b >= 0 && c+d >= 0).

No shader-db changes, but it does prevent 6 to 12 instruction
regressions in the next patch on all measured Intel platforms.

Signed-off-by: Ian Romanick <ian.d.romanick@intel.com>
Reviewed-by: Samuel Iglesias Gonsálvez <siglesias@igalia.com>
Reviewed-by: Elie Tournier <elie.tournier@collabora.com>
2018-01-30 15:40:14 -08:00
Ian Romanick
68420d8322 nir: Simplify min and max of b2f
v2: Rebase on almost 2 years.  Require that one of the arguments to fmin
or fmax be used only once.  This prevents some regressions.

shader-db results:

Skylake and Broadwell had similar results.  Skylake shown.
total instructions in shared programs: 14526021 -> 14525913 (<.01%)
instructions in affected programs: 4613 -> 4505 (-2.34%)
helped: 31
HURT: 0
helped stats (abs) min: 1 max: 4 x̄: 3.48 x̃: 4
helped stats (rel) min: 0.62% max: 6.67% x̄: 3.31% x̃: 2.42%

total cycles in shared programs: 533118710 -> 533118403 (<.01%)
cycles in affected programs: 34334 -> 34027 (-0.89%)
helped: 24
HURT: 0
helped stats (abs) min: 4 max: 24 x̄: 12.79 x̃: 14
helped stats (rel) min: 0.25% max: 2.40% x̄: 1.08% x̃: 1.03%

No changes on GM45, Iron Lake, Sandy Bridge, Ivy Bridge, or Haswell.

Signed-off-by: Ian Romanick <ian.d.romanick@intel.com>
Reviewed-by: Samuel Iglesias Gonsálvez <siglesias@igalia.com>
Reviewed-by: Elie Tournier <elie.tournier@collabora.com>
2018-01-30 15:40:14 -08:00
Ian Romanick
d8d18516b0 nir: Undo possible damage caused by rearranging or-compounded float compares
shader-db results:

Skylake and Broadwell had similar results (Skylake shown)
total instructions in shared programs: 14525898 -> 14525836 (<.01%)
instructions in affected programs: 1964 -> 1902 (-3.16%)
helped: 14
HURT: 0
helped stats (abs) min: 1 max: 25 x̄: 4.43 x̃: 1
helped stats (rel) min: 0.68% max: 9.77% x̄: 2.10% x̃: 0.86%
95% mean confidence interval for instructions value: -9.46 0.60
95% mean confidence interval for instructions %-change: -3.97% -0.24%
Inconclusive result (value mean confidence interval includes 0).

total cycles in shared programs: 533119892 -> 533115756 (<.01%)
cycles in affected programs: 96061 -> 91925 (-4.31%)
helped: 13
HURT: 1
helped stats (abs) min: 60 max: 596 x̄: 318.77 x̃: 300
helped stats (rel) min: 1.15% max: 5.49% x̄: 4.27% x̃: 4.42%
HURT stats (abs)   min: 8 max: 8 x̄: 8.00 x̃: 8
HURT stats (rel)   min: 0.46% max: 0.46% x̄: 0.46% x̃: 0.46%
95% mean confidence interval for cycles value: -379.43 -211.43
95% mean confidence interval for cycles %-change: -4.84% -3.01%
Cycles are helped.

Haswell, Ivy Bridge and Sandy Bridge had similar results (Haswell shown).
total instructions in shared programs: 9033948 -> 9033898 (<.01%)
instructions in affected programs: 535 -> 485 (-9.35%)
helped: 2
HURT: 0

total cycles in shared programs: 84631402 -> 84628949 (<.01%)
cycles in affected programs: 63197 -> 60744 (-3.88%)
helped: 13
HURT: 2
helped stats (abs) min: 1 max: 594 x̄: 189.62 x̃: 140
helped stats (rel) min: 0.07% max: 5.04% x̄: 3.79% x̃: 4.01%
HURT stats (abs)   min: 4 max: 8 x̄: 6.00 x̃: 6
HURT stats (rel)   min: 0.17% max: 0.45% x̄: 0.31% x̃: 0.31%
95% mean confidence interval for cycles value: -253.40 -73.67
95% mean confidence interval for cycles %-change: -4.24% -2.25%
Cycles are helped.

No changes on GM45 or Iron Lake.

v2: Add a couple more tautological compares.  Suggested by Elie.

Signed-off-by: Ian Romanick <ian.d.romanick@intel.com>
Reviewed-by: Samuel Iglesias Gonsálvez <siglesias@igalia.com>
Reviewed-by: Elie Tournier <elie.tournier@collabora.com>
2018-01-30 15:40:14 -08:00
Ian Romanick
3941cba0f7 nir: Be more conservative about rearranging or-compounded compares
If both comparisons are used as sources for instructions other than the
ior, this transformation is detrimental.  If the non-identical value in
both compares is constant, the fmin or fmax will be constant-folded
away, so the transformation is always a win.

shader-db results:

Skylake
total instructions in shared programs: 14526147 -> 14525898 (<.01%)
instructions in affected programs: 70239 -> 69990 (-0.35%)
helped: 102
HURT: 0
helped stats (abs) min: 1 max: 8 x̄: 2.44 x̃: 1
helped stats (rel) min: 0.07% max: 2.30% x̄: 0.38% x̃: 0.20%
95% mean confidence interval for instructions value: -2.86 -2.02
95% mean confidence interval for instructions %-change: -0.46% -0.31%
Instructions are helped.

total cycles in shared programs: 533120531 -> 533119892 (<.01%)
cycles in affected programs: 994875 -> 994236 (-0.06%)
helped: 76
HURT: 26
helped stats (abs) min: 1 max: 324 x̄: 27.09 x̃: 13
helped stats (rel) min: <.01% max: 4.21% x̄: 0.45% x̃: 0.18%
HURT stats (abs)   min: 1 max: 167 x̄: 54.62 x̃: 26
HURT stats (rel)   min: <.01% max: 4.36% x̄: 1.01% x̃: 0.39%
95% mean confidence interval for cycles value: -19.44 6.91
95% mean confidence interval for cycles %-change: -0.30% 0.15%
Inconclusive result (value mean confidence interval includes 0).

Broadwell
total instructions in shared programs: 14816005 -> 14815787 (<.01%)
instructions in affected programs: 64658 -> 64440 (-0.34%)
helped: 97
HURT: 0
helped stats (abs) min: 1 max: 8 x̄: 2.25 x̃: 1
helped stats (rel) min: 0.07% max: 2.30% x̄: 0.38% x̃: 0.20%
95% mean confidence interval for instructions value: -2.62 -1.87
95% mean confidence interval for instructions %-change: -0.45% -0.30%
Instructions are helped.

total cycles in shared programs: 559340386 -> 559339907 (<.01%)
cycles in affected programs: 1090491 -> 1090012 (-0.04%)
helped: 66
HURT: 28
helped stats (abs) min: 2 max: 198 x̄: 23.83 x̃: 16
helped stats (rel) min: 0.01% max: 4.21% x̄: 0.47% x̃: 0.27%
HURT stats (abs)   min: 2 max: 226 x̄: 39.07 x̃: 11
HURT stats (rel)   min: <.01% max: 4.61% x̄: 0.64% x̃: 0.20%
95% mean confidence interval for cycles value: -15.94 5.75
95% mean confidence interval for cycles %-change: -0.35% 0.07%
Inconclusive result (value mean confidence interval includes 0).

LOST:   0
GAINED: 1

Haswell
total instructions in shared programs: 9034106 -> 9033948 (<.01%)
instructions in affected programs: 24096 -> 23938 (-0.66%)
helped: 38
HURT: 0
helped stats (abs) min: 1 max: 8 x̄: 4.16 x̃: 4
helped stats (rel) min: 0.42% max: 2.29% x̄: 0.71% x̃: 0.64%
95% mean confidence interval for instructions value: -4.71 -3.60
95% mean confidence interval for instructions %-change: -0.84% -0.58%
Instructions are helped.

total cycles in shared programs: 84631628 -> 84631402 (<.01%)
cycles in affected programs: 148674 -> 148448 (-0.15%)
helped: 14
HURT: 14
helped stats (abs) min: 1 max: 114 x̄: 22.14 x̃: 12
helped stats (rel) min: 0.02% max: 2.98% x̄: 0.66% x̃: 0.21%
HURT stats (abs)   min: 1 max: 10 x̄: 6.00 x̃: 5
HURT stats (rel)   min: 0.01% max: 0.20% x̄: 0.12% x̃: 0.11%
95% mean confidence interval for cycles value: -19.42 3.28
95% mean confidence interval for cycles %-change: -0.59% 0.05%
Inconclusive result (value mean confidence interval includes 0).

Ivy Bridge
total instructions in shared programs: 10015456 -> 10015293 (<.01%)
instructions in affected programs: 27701 -> 27538 (-0.59%)
helped: 38
HURT: 0
helped stats (abs) min: 1 max: 9 x̄: 4.29 x̃: 4
helped stats (rel) min: 0.33% max: 2.79% x̄: 0.66% x̃: 0.52%
95% mean confidence interval for instructions value: -4.87 -3.71
95% mean confidence interval for instructions %-change: -0.82% -0.51%
Instructions are helped.

total cycles in shared programs: 87524771 -> 87524569 (<.01%)
cycles in affected programs: 112324 -> 112122 (-0.18%)
helped: 6
HURT: 12
helped stats (abs) min: 2 max: 111 x̄: 44.67 x̃: 20
helped stats (rel) min: 0.02% max: 2.94% x̄: 1.45% x̃: 1.26%
HURT stats (abs)   min: 1 max: 16 x̄: 5.50 x̃: 5
HURT stats (rel)   min: <.01% max: 0.16% x̄: 0.08% x̃: 0.08%
95% mean confidence interval for cycles value: -29.14 6.69
95% mean confidence interval for cycles %-change: -0.93% 0.08%
Inconclusive result (value mean confidence interval includes 0).

LOST:   0
GAINED: 2

Sandy Bridge
total instructions in shared programs: 10545655 -> 10545465 (<.01%)
instructions in affected programs: 37198 -> 37008 (-0.51%)
helped: 42
HURT: 0
helped stats (abs) min: 1 max: 8 x̄: 4.52 x̃: 4
helped stats (rel) min: 0.31% max: 2.15% x̄: 0.58% x̃: 0.49%
95% mean confidence interval for instructions value: -5.14 -3.91
95% mean confidence interval for instructions %-change: -0.68% -0.47%
Instructions are helped.

total cycles in shared programs: 146113059 -> 146112427 (<.01%)
cycles in affected programs: 423514 -> 422882 (-0.15%)
helped: 32
HURT: 10
helped stats (abs) min: 4 max: 162 x̄: 24.34 x̃: 12
helped stats (rel) min: 0.06% max: 2.74% x̄: 0.37% x̃: 0.11%
HURT stats (abs)   min: 12 max: 19 x̄: 14.70 x̃: 14
HURT stats (rel)   min: 0.10% max: 0.18% x̄: 0.16% x̃: 0.14%
95% mean confidence interval for cycles value: -26.03 -4.07
95% mean confidence interval for cycles %-change: -0.43% -0.05%
Cycles are helped.

Iron Lake
total instructions in shared programs: 7886959 -> 7886925 (<.01%)
instructions in affected programs: 1340 -> 1306 (-2.54%)
helped: 4
HURT: 0
helped stats (abs) min: 2 max: 15 x̄: 8.50 x̃: 8
helped stats (rel) min: 0.63% max: 4.30% x̄: 2.45% x̃: 2.43%
95% mean confidence interval for instructions value: -20.44 3.44
95% mean confidence interval for instructions %-change: -5.78% 0.89%
Inconclusive result (value mean confidence interval includes 0).

total cycles in shared programs: 178116996 -> 178116888 (<.01%)
cycles in affected programs: 6262 -> 6154 (-1.72%)
helped: 2
HURT: 2
helped stats (abs) min: 44 max: 78 x̄: 61.00 x̃: 61
helped stats (rel) min: 3.31% max: 3.94% x̄: 3.62% x̃: 3.62%
HURT stats (abs)   min: 6 max: 8 x̄: 7.00 x̃: 7
HURT stats (rel)   min: 0.34% max: 0.68% x̄: 0.51% x̃: 0.51%
95% mean confidence interval for cycles value: -93.27 39.27
95% mean confidence interval for cycles %-change: -5.38% 2.27%
Inconclusive result (value mean confidence interval includes 0).

GM45
total instructions in shared programs: 4857887 -> 4857870 (<.01%)
instructions in affected programs: 674 -> 657 (-2.52%)
helped: 2
HURT: 0

total cycles in shared programs: 122180816 -> 122180744 (<.01%)
cycles in affected programs: 3764 -> 3692 (-1.91%)
helped: 1
HURT: 1
helped stats (abs) min: 78 max: 78 x̄: 78.00 x̃: 78
helped stats (rel) min: 3.94% max: 3.94% x̄: 3.94% x̃: 3.94%
HURT stats (abs)   min: 6 max: 6 x̄: 6.00 x̃: 6
HURT stats (rel)   min: 0.34% max: 0.34% x̄: 0.34% x̃: 0.34%

Signed-off-by: Ian Romanick <ian.d.romanick@intel.com>
Reviewed-by: Samuel Iglesias Gonsálvez <siglesias@igalia.com>
Reviewed-by: Elie Tournier <elie.tournier@collabora.com>
2018-01-30 15:40:14 -08:00
Ian Romanick
cfc0d34802 nir: See through an fneg to apply existing optimizations
Doing the same for the existing feq and fne transformations didn't help
anything in shader-db.

shader-db results:

Broadwell and Skylake (Skylake shown)
total instructions in shared programs: 14529463 -> 14526147 (-0.02%)
instructions in affected programs: 402420 -> 399104 (-0.82%)
helped: 2136
HURT: 131
helped stats (abs) min: 1 max: 10 x̄: 1.61 x̃: 1
helped stats (rel) min: 0.03% max: 16.22% x̄: 3.14% x̃: 1.12%
HURT stats (abs)   min: 1 max: 2 x̄: 1.01 x̃: 1
HURT stats (rel)   min: 0.13% max: 7.69% x̄: 0.75% x̃: 0.57%
95% mean confidence interval for instructions value: -1.51 -1.41
95% mean confidence interval for instructions %-change: -3.06% -2.78%
Instructions are helped.

total cycles in shared programs: 533146915 -> 533120531 (<.01%)
cycles in affected programs: 10356261 -> 10329877 (-0.25%)
helped: 1933
HURT: 844
helped stats (abs) min: 1 max: 490 x̄: 29.44 x̃: 16
helped stats (rel) min: <.01% max: 28.57% x̄: 3.43% x̃: 1.88%
HURT stats (abs)   min: 1 max: 423 x̄: 36.17 x̃: 12
HURT stats (rel)   min: <.01% max: 23.75% x̄: 1.90% x̃: 0.59%
95% mean confidence interval for cycles value: -11.78 -7.22
95% mean confidence interval for cycles %-change: -1.98% -1.65%
Cycles are helped.

Haswell
total instructions in shared programs: 9037416 -> 9034106 (-0.04%)
instructions in affected programs: 389831 -> 386521 (-0.85%)
helped: 2184
HURT: 120
helped stats (abs) min: 1 max: 11 x̄: 1.57 x̃: 1
helped stats (rel) min: 0.03% max: 25.00% x̄: 2.73% x̃: 1.02%
HURT stats (abs)   min: 1 max: 1 x̄: 1.00 x̃: 1
HURT stats (rel)   min: 0.19% max: 7.69% x̄: 0.81% x̃: 0.57%
95% mean confidence interval for instructions value: -1.49 -1.39
95% mean confidence interval for instructions %-change: -2.68% -2.41%
Instructions are helped.

total cycles in shared programs: 84636243 -> 84631628 (<.01%)
cycles in affected programs: 4745058 -> 4740443 (-0.10%)
helped: 1904
HURT: 960
helped stats (abs) min: 1 max: 466 x̄: 30.21 x̃: 18
helped stats (rel) min: 0.02% max: 36.36% x̄: 3.57% x̃: 2.38%
HURT stats (abs)   min: 1 max: 1080 x̄: 55.11 x̃: 14
HURT stats (rel)   min: 0.02% max: 51.33% x̄: 2.77% x̃: 0.81%
95% mean confidence interval for cycles value: -4.51 1.29
95% mean confidence interval for cycles %-change: -1.64% -1.25%
Inconclusive result (value mean confidence interval includes 0).

LOST:   1
GAINED: 0

Sandy Bridge and Ivy Bridge (Ivy Bridge shown)
total instructions in shared programs: 10018873 -> 10015456 (-0.03%)
instructions in affected programs: 512820 -> 509403 (-0.67%)
helped: 2268
HURT: 162
helped stats (abs) min: 1 max: 11 x̄: 1.62 x̃: 1
helped stats (rel) min: 0.03% max: 25.00% x̄: 2.47% x̃: 0.88%
HURT stats (abs)   min: 1 max: 4 x̄: 1.59 x̃: 1
HURT stats (rel)   min: 0.09% max: 7.69% x̄: 0.86% x̃: 0.50%
95% mean confidence interval for instructions value: -1.46 -1.35
95% mean confidence interval for instructions %-change: -2.38% -2.12%
Instructions are helped.

total cycles in shared programs: 87538223 -> 87524771 (-0.02%)
cycles in affected programs: 5435520 -> 5422068 (-0.25%)
helped: 1916
HURT: 946
helped stats (abs) min: 1 max: 1392 x̄: 29.44 x̃: 18
helped stats (rel) min: <.01% max: 34.51% x̄: 3.34% x̃: 1.97%
HURT stats (abs)   min: 1 max: 633 x̄: 45.41 x̃: 11
HURT stats (rel)   min: 0.02% max: 25.95% x̄: 2.41% x̃: 0.62%
95% mean confidence interval for cycles value: -7.34 -2.06
95% mean confidence interval for cycles %-change: -1.62% -1.26%
Cycles are helped.

LOST:   1
GAINED: 0

Iron Lake
total instructions in shared programs: 7888446 -> 7886959 (-0.02%)
instructions in affected programs: 331581 -> 330094 (-0.45%)
helped: 1160
HURT: 97
helped stats (abs) min: 1 max: 10 x̄: 1.37 x̃: 1
helped stats (rel) min: 0.02% max: 9.68% x̄: 0.93% x̃: 0.43%
HURT stats (abs)   min: 1 max: 1 x̄: 1.00 x̃: 1
HURT stats (rel)   min: 0.17% max: 4.17% x̄: 0.37% x̃: 0.25%
95% mean confidence interval for instructions value: -1.25 -1.12
95% mean confidence interval for instructions %-change: -0.91% -0.75%
Instructions are helped.

total cycles in shared programs: 178130766 -> 178116996 (<.01%)
cycles in affected programs: 12534564 -> 12520794 (-0.11%)
helped: 1856
HURT: 187
helped stats (abs) min: 2 max: 202 x̄: 7.78 x̃: 4
helped stats (rel) min: <.01% max: 6.47% x̄: 0.28% x̃: 0.11%
HURT stats (abs)   min: 2 max: 26 x̄: 3.55 x̃: 2
HURT stats (rel)   min: 0.01% max: 2.14% x̄: 0.08% x̃: 0.02%
95% mean confidence interval for cycles value: -7.41 -6.07
95% mean confidence interval for cycles %-change: -0.28% -0.22%
Cycles are helped.

GM45
total instructions in shared programs: 4858912 -> 4857887 (-0.02%)
instructions in affected programs: 237565 -> 236540 (-0.43%)
helped: 867
HURT: 57
helped stats (abs) min: 1 max: 10 x̄: 1.25 x̃: 1
helped stats (rel) min: 0.02% max: 9.38% x̄: 0.87% x̃: 0.43%
HURT stats (abs)   min: 1 max: 1 x̄: 1.00 x̃: 1
HURT stats (rel)   min: 0.16% max: 3.85% x̄: 0.34% x̃: 0.22%
95% mean confidence interval for instructions value: -1.18 -1.04
95% mean confidence interval for instructions %-change: -0.88% -0.71%
Instructions are helped.

total cycles in shared programs: 122189118 -> 122180816 (<.01%)
cycles in affected programs: 8776418 -> 8768116 (-0.09%)
helped: 1213
HURT: 166
helped stats (abs) min: 2 max: 202 x̄: 7.30 x̃: 4
helped stats (rel) min: <.01% max: 6.43% x̄: 0.25% x̃: 0.11%
HURT stats (abs)   min: 2 max: 26 x̄: 3.35 x̃: 2
HURT stats (rel)   min: 0.01% max: 2.14% x̄: 0.06% x̃: 0.02%
95% mean confidence interval for cycles value: -6.78 -5.26
95% mean confidence interval for cycles %-change: -0.24% -0.18%
Cycles are helped.

Signed-off-by: Ian Romanick <ian.d.romanick@intel.com>
Reviewed-by: Samuel Iglesias Gonsálvez <siglesias@igalia.com>
Reviewed-by: Elie Tournier <elie.tournier@collabora.com>
2018-01-30 15:40:14 -08:00
Timothy Arceri
9a2e085680 nir: add lower_all_io_to_temps flag
This will be used for freedreno and vc4 which require all inputs
and outputs to be copied to temps.

Reviewed-by: Marek Olšák <marek.olsak@amd.com>
2018-01-31 09:14:08 +11:00
Timothy Arceri
3218756262 nir/st_glsl_to_nir: add param to disable splitting of inputs
We need this because we will always copy fs outputs to temps and
split the arrays, but do not want to do either of these with fs
inputs as it is unnessisary and makes handling interpolateAt
builtins difficult.

Reviewed-by: Marek Olšák <marek.olsak@amd.com>
2018-01-31 09:14:08 +11:00
Timothy Arceri
09cd484d61 nir: partially revert c2acf97fcc
c2acf97fcc changed the use of double_inputs_read to be
inconsitent with its previous meaning. Here we re-enable the
gather info code that was removed as the modified code from
c2acf97fcc now uses the double_inputs member rather than
double_inputs_read.

This change allows us to use double_inputs_read with gallium
drivers without impacting double_inputs which is used by i965.

We also make use of the compiler option vs_inputs_dual_locations
to allow for the difference in behaviour between drivers that handle
vs inputs as taking up two locations for doubles, versus those that
treat them as taking a single location.

Reviewed-by: Karol Herbst <kherbst@redhat.com>
2018-01-30 09:08:47 +11:00
Timothy Arceri
5b8de4bdff nir: add vs_inputs_dual_locations compiler option
Allows nir drivers to either use a single or dual locations for
vs double inputs.

i965 uses dual locations for both OpenGL and Vulkan drivers, for
now gallium OpenGL drivers only use a single location.

The following patch will also make use of this option when
calling nir_shader_gather_info().

Reviewed-by: Karol Herbst <kherbst@redhat.com>
2018-01-30 09:08:47 +11:00
Timothy Arceri
f63e05ae9e compiler: tidy up double_inputs_read uses
First we move double_inputs_read into a vs struct in the union,
double_inputs_read is only used for vs inputs so this will
save space and also allows us to add a new double_inputs field.

We add the new field because c2acf97fcc changed the behaviour
of double_inputs_read, and while it's no longer used to track
actual reads in i965 we do still want to track this for gallium
drivers.

Reviewed-by: Marek Olšák <marek.olsak@amd.com>
2018-01-30 09:08:47 +11:00
Tapani Pälli
d0343bef66 nir: mark unused space in packed_tex_data
This change cleans following scary warnings in valgrind output
when disk cache is being written:

   ==6532== Uninitialised byte(s) found during client check request
   ==6532==    at 0x14423FAD: blob_write_bytes (blob.c:152)
   ==6532==    by 0x144240FB: blob_write_uint32 (blob.c:194)
   ==6532==    by 0x144001A5: write_tex (nir_serialize.c:613)

and later (loads of):

   ==6532== Use of uninitialised value of size 8
   ==6532==    at 0x62FCD9E: crc32_z (in /usr/lib64/libz.so.1.2.11)
   ==6532==    by 0x13F65014: util_hash_crc32 (crc32.c:127)
   ==6532==    by 0x13F5DABA: cache_put (disk_cache.c:947)

Signed-off-by: Tapani Pälli <tapani.palli@intel.com>
Cc: mesa-stable@lists.freedesktop.org
Reviewed-by: Jason Ekstrand <jason@jlekstrand.net>
Reviewed-by: Emil Velikov <emil.velikov@collabora.com>
2018-01-29 08:11:22 +02:00
Brian Paul
bacf72a18d mesa: change gl_link_status enums to uppercase
follow the convention of other enums.

Reviewed-by: Neha Bhende <bhenden@vmware.com>
2018-01-26 13:52:48 -07:00
Brian Paul
aff5d9c256 mesa: change gl_compile_status enums to uppercase
To follow the convention of other enums.

Reviewed-by: Neha Bhende <bhenden@vmware.com>
2018-01-26 13:52:48 -07:00
Emil Velikov
ac4437b20b automake: small cleanup after the meson.build inclusion
Namely extend the EXTRA_DIST list, instead of re-assigning it and bring
back a file dropped by mistake.

Fixes: 436ed65d38 ("autotools: include meson build files in tarball")
Signed-off-by: Emil Velikov <emil.velikov@collabora.com>
Reviewed-by: Daniel Stone <daniels@collabora.com>
2018-01-25 17:06:29 +00:00
Timothy Arceri
0cbc62a4dd glsl: add image and sampler (un)packing support to glsl to nir
This is needed for ARB_bindless_texture support.

Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
2018-01-23 09:44:37 +11:00
Timothy Arceri
549ccbb435 nir: add image and sampler type to glsl_get_bit_size()
These are needed for ARB_bindless_texture support.

Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
2018-01-23 09:44:37 +11:00
Dylan Baker
436ed65d38 autotools: include meson build files in tarball
This adds the meson.build, meson_options.txt, and a few scripts that are
used exclusively by the meson build.

v2: - Remove accidentally included changes needed to test make dist with
      LLVM > 3.9

Signed-off-by: Dylan Baker <dylan.c.baker@intel.com>
Acked-by: Eric Engestrom <eric@engestrom.ch>
Reviewed-by: Emil Velikov <emil.velikov@collabora.com>
2018-01-19 16:30:51 -08:00
Brian Paul
f631a6ae8c glsl: remove unneeded extern "C" {} bracketing around Mesa includes
The two headers already have the right extern "C" annotations.

Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
2018-01-17 11:17:56 -07:00
Brian Paul
741d423478 glsl: include util/bitscan.h in serialize.cpp
Instead of relying on indirect inclusion of the header.

Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
2018-01-17 11:17:56 -07:00
Juan A. Suarez Romero
9b894c88a6 glsl/linker: link-error using the same name in unnamed block and outside
According with OpenGL GLSL 4.20 spec, section 4.3.9, page 57:

   "It is a link-time error if any particular shader interface
    contains:
      - two different blocks, each having no instance name, and each
        having a member of the same name, or
      - a variable outside a block, and a block with no instance name,
        where the variable has the same name as a member in the block."

This means that it is a link error if for example we have a vertex
shader with the following definition.

  "layout(location=0) uniform Data { float a; float b; };"

and a fragment shader with:

  "uniform float a;"

As in both cases we refer to both uniforms as "a", and thus using
glGetUniformLocation() wouldn't know which one we mean.

This fixes KHR-GL*.shaders.uniform_block.common.name_matching.

v2: add fixed tests (Tapani)

Reviewed-by: Tapani Pälli <tapani.palli@intel.com>
2018-01-16 19:42:35 +01:00
Samuel Pitoiset
d5e369ff8a nir: add a 'const' qualifier to nir_ssa_def_components_read()
To avoid compilation warnings and because this helper
shouldn't update anything.

Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
2018-01-12 12:25:17 +01:00
Dylan Baker
2083a14179 meson: Use dependencies for nir
This creates two new internal dependencies, idep_nir_headers and
idep_nir. The former encapsulates the generation of nir_opcodes.h and
nir_builder_opcodes.h and adding src/compiler/nir as an include path.
This ensures that any target that needs nir headers will have the
includes and that the generated headers will be generated before the
target is build. The second, idep_nir, includes the first and
additionally links to libnir.

This is intended to make it easier to avoid race conditions in the build
when using nir, since the number of consumers for libnir and it's
headers are quite high.

Acked-by: Eric Engestrom <eric.engestrom@imgtec.com>
Signed-off-by: Dylan Baker <dylan.c.baker@intel.com>
2018-01-11 15:40:02 -08:00
Dylan Baker
4ccb981673 meson: Use consistent style for tests
Don't use intermediate variables, use consistent whitespace.

Acked-by: Eric Engestrom <eric.engestrom@imgtec.com>
Signed-off-by: Dylan Baker <dylan.c.baker@intel.com>
2018-01-11 15:40:02 -08:00
Dylan Baker
fbf192a67e meson: Use consistent style
Currently the meosn build has a mix of two styles:
arg : [foo, ...
       bar],

and
arg : [
  foo, ...,
  bar,
]

For consistency let's pick one. I've picked the later style, which I
think is more readable, and is more common in the mesa code base.

v2: - fix commit message

Acked-by: Eric Engestrom <eric.engestrom@imgtec.com>
Signed-off-by: Dylan Baker <dylan.c.baker@intel.com>
2018-01-11 15:40:02 -08:00
Tapani Pälli
f2c0e47d9c glsl: cleanup shader_cache header guard
Signed-off-by: Tapani Pälli <tapani.palli@intel.com>
Reviewed-by: Timothy Arceri <tarceri@itsqueeze.com>
2018-01-11 08:04:56 +02:00
Ian Romanick
336afe7d7a glsl/linker: Safely generate mask of possible locations
If MaxAttribs were ever raised to 32, undefined behavior would occur.
We had already gone to the effort (albeit incorrectly) handle this in
one case, so fix them all.

CID: 1369628
Signed-off-by: Ian Romanick <ian.d.romanick@intel.com>
Reviewed-by: Alejandro Piñeiro <apinheiro@igalia.com>
2018-01-10 07:21:12 -08:00
Ian Romanick
0c9df36157 glsl/linker: Mark no locations as invalid instead of marking all locations
If max_index were ever 32, the linker would have marked all 32
locations as invalid instead of marking none of them as invalid.  It's
a good thing the maximum value actually set by any driver for
MaxAttribs is 16.

Found by inspection while investigating CID 1369628.

Signed-off-by: Ian Romanick <ian.d.romanick@intel.com>
Reviewed-by: Alejandro Piñeiro <apinheiro@igalia.com>
2018-01-10 07:21:11 -08:00
Ian Romanick
702dc43f7e glsl: Don't handle visit_stop in several ::accept methods
All cases where the result could be non-visit_continue would have
already returned.

CID: 401351, 1224465, 1224466
Signed-off-by: Ian Romanick <ian.d.romanick@intel.com>
Reviewed-by: Alejandro Piñeiro <apinheiro@igalia.com>
2018-01-10 07:21:11 -08:00
Ian Romanick
a170f27958 glsl: Remove unnecessary assignments to type
None of these are necessary because result->type is the only thing used
outside the giant switch-statement.

CID: 1230983, 1230984
Signed-off-by: Ian Romanick <ian.d.romanick@intel.com>
Reviewed-by: Alejandro Piñeiro <apinheiro@igalia.com>
2018-01-10 07:21:11 -08:00
Ian Romanick
fd2f4f507f nir: Silence unused parameter warnings
In file included from src/compiler/nir/nir_opt_algebraic.c:4:0:
src/compiler/nir/nir_search_helpers.h: In function ‘is_not_const’:
src/compiler/nir/nir_search_helpers.h:118:59: warning: unused parameter
‘num_components’ [-Wunused-parameter]
 is_not_const(nir_alu_instr *instr, unsigned src, unsigned num_components,
                                                           ^~~~~~~~~~~~~~
src/compiler/nir/nir_search_helpers.h:119:29: warning: unused parameter
‘swizzle ’ [-Wunused-parameter]
              const uint8_t *swizzle)
                             ^~~~~~~

Signed-off-by: Ian Romanick <ian.d.romanick@intel.com>
Reviewed-by: Alejandro Piñeiro <apinheiro@igalia.com>
2018-01-10 07:21:11 -08:00
Iago Toral Quiroga
7e5c81235f glsl: remove Lower{TCS,TES}PatchVerticesIn
Intel was the only user and now NIR can do the lowering.

v2: do not try to handle it as a system value directly for the SPIR-V
    path. In GL we rather handle it as a uniform like we do for the
    GLSL path (Jason).

v3: drop LowerTESPatchVerticesIn as well (Jason)

Reviewed-by: Jason Ekstrand <jason@jlekstrand.net>
2018-01-10 08:21:02 +01:00
Scott D Phillips
161a97c3d5 .gitignore: Ignore new generated files
New generated files from:

  bb1e6ff161 ("spirv: Add a prepass to set types on vtn_values")
  65fc16c974 ("autotools: set XA versions in configure.ac and configure header file")

Reviewed-by: Jordan Justen <jordan.l.justen@intel.com>
2018-01-08 21:11:11 -08:00
Jason Ekstrand
9e5aaa93cb spirv: Do implicit conversions of uint to bool in OpStore
Technically, the GLSLang bug related to this can also affect SSBO writes
where the bool -> uint conversion is missing.  However, the only known
shipping application with an old enough version of GLSLang to cause
issues with this is the new DOOM game so we keep the workaround as small
as possible.

Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=104424
Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
2018-01-08 14:57:44 -08:00
Jason Ekstrand
154668e79c spirv: Loosen the validation for load/store type matching
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=104338
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=104424
Tested-by: Eero Tamminen <eero.t.tamminen@intel.com>
Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
2018-01-08 14:57:44 -08:00
Jason Ekstrand
986303cb92 spirv: Require a storage type for OpStore destinations
This rules out things such as trying to store a pointer to a local
variable.

Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
2018-01-08 14:57:44 -08:00
Jason Ekstrand
70f588778c spirv: Add a vtn_types_compatible helper
Tested-by: Eero Tamminen <eero.t.tamminen@intel.com>
Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
2018-01-08 14:57:44 -08:00
Jason Ekstrand
8bad7f33c6 spirv: Store the id of the type in vtn_type
Previously, we were storing a pointer to the vtn_value because we use it
to look up decorations when we create input/output variables.  This
works, but it also may be useful to have the id itself so we may as well
store that instead.

Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
2018-01-08 14:57:44 -08:00
Jason Ekstrand
53265c8798 spirv: Add a mechanism for dumping failing shaders
Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
2018-01-08 14:57:44 -08:00
Jason Ekstrand
819adfdfb4 spirv: Rework asserts in var_decoration_cb
Now that higher levels are enforcing decoration sanity, we don't need
the vtn_asserts here.  This function *should* be safe but we still want
a few well-placed regular asserts in case something goes awry.

Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
2018-01-08 14:57:44 -08:00