mesa.git
5 years agoiris: no NEW_SBA
Kenneth Graunke [Thu, 25 Jan 2018 18:57:13 +0000 (10:57 -0800)]
iris: no NEW_SBA

5 years agoiris: shuffle comments
Kenneth Graunke [Thu, 25 Jan 2018 10:13:28 +0000 (02:13 -0800)]
iris: shuffle comments

5 years agoiris: bits of WM key
Kenneth Graunke [Thu, 25 Jan 2018 10:09:59 +0000 (02:09 -0800)]
iris: bits of WM key

5 years agoiris: move key pop to state module
Kenneth Graunke [Thu, 25 Jan 2018 10:03:18 +0000 (02:03 -0800)]
iris: move key pop to state module

shader key population needs to read state

5 years agoiris: fix SBA
Kenneth Graunke [Thu, 25 Jan 2018 09:53:52 +0000 (01:53 -0800)]
iris: fix SBA

5 years agoiris: use vtbl to avoid multiple symbols, fix state base address
Kenneth Graunke [Thu, 25 Jan 2018 09:36:49 +0000 (01:36 -0800)]
iris: use vtbl to avoid multiple symbols, fix state base address

5 years agoiris: softpin some things
Kenneth Graunke [Thu, 25 Jan 2018 09:19:58 +0000 (01:19 -0800)]
iris: softpin some things

5 years agoiris: drop const from prog data parameters
Kenneth Graunke [Wed, 24 Jan 2018 04:01:28 +0000 (20:01 -0800)]
iris: drop const from prog data parameters

we ralloc steal things, which makes it a little bogus

5 years agoiris: more comes from bits filled in
Kenneth Graunke [Tue, 23 Jan 2018 09:23:54 +0000 (01:23 -0800)]
iris: more comes from bits filled in

tomorrow, fix the build system to avoid symbol clashes somehow...
we're getting gen9 functions because they happen to be listed before 10
in the link list.

5 years agoiris: index buffer BO
Kenneth Graunke [Tue, 23 Jan 2018 09:10:05 +0000 (01:10 -0800)]
iris: index buffer BO

5 years agoiris: WM.
Kenneth Graunke [Tue, 23 Jan 2018 09:07:09 +0000 (01:07 -0800)]
iris: WM.

I could have added a dirty bit for this, but it doesn't seem worth it

5 years agoiris: initial gpu state
Kenneth Graunke [Tue, 23 Jan 2018 08:44:44 +0000 (00:44 -0800)]
iris: initial gpu state

5 years agoiris: reorganize commands to match brw
Kenneth Graunke [Tue, 23 Jan 2018 07:39:38 +0000 (23:39 -0800)]
iris: reorganize commands to match brw

5 years agoiris: don't forget about TE
Kenneth Graunke [Tue, 23 Jan 2018 07:25:18 +0000 (23:25 -0800)]
iris: don't forget about TE

5 years agoiris: convert IRIS_DIRTY_* to #defines
Kenneth Graunke [Tue, 23 Jan 2018 07:03:54 +0000 (23:03 -0800)]
iris: convert IRIS_DIRTY_* to #defines

enums are SIGNED.  so IRIS_DIRTY_VS << 4 gets sign extended, making it
not equal to IRIS_DIRTY_FS.  Surprising!

5 years agoiris: emit shader packets
Kenneth Graunke [Tue, 23 Jan 2018 06:40:51 +0000 (22:40 -0800)]
iris: emit shader packets

5 years agoiris: actually save derived state
Kenneth Graunke [Tue, 23 Jan 2018 06:31:27 +0000 (22:31 -0800)]
iris: actually save derived state

5 years agoiris: promote iris_program_cache_item to iris_compiled_shader
Kenneth Graunke [Mon, 22 Jan 2018 19:52:58 +0000 (11:52 -0800)]
iris: promote iris_program_cache_item to iris_compiled_shader

5 years agoiris: some shader bits
Kenneth Graunke [Mon, 22 Jan 2018 07:55:04 +0000 (23:55 -0800)]
iris: some shader bits

5 years agoiris: scissor slots
Kenneth Graunke [Mon, 22 Jan 2018 05:23:48 +0000 (21:23 -0800)]
iris: scissor slots

5 years agoiris: bind_state -> compute state
Kenneth Graunke [Mon, 22 Jan 2018 05:20:44 +0000 (21:20 -0800)]
iris: bind_state -> compute state

5 years agoiris: 3DPRIMITIVE fields
Kenneth Graunke [Mon, 22 Jan 2018 05:19:26 +0000 (21:19 -0800)]
iris: 3DPRIMITIVE fields

5 years agoiris: fix VF instancing length so we don't get garbage in batch
Kenneth Graunke [Mon, 22 Jan 2018 05:09:30 +0000 (21:09 -0800)]
iris: fix VF instancing length so we don't get garbage in batch

5 years agoiris: vertex packet fixes
Kenneth Graunke [Mon, 22 Jan 2018 05:02:05 +0000 (21:02 -0800)]
iris: vertex packet fixes

5 years agoiris: fix VBs
Kenneth Graunke [Mon, 22 Jan 2018 04:10:57 +0000 (20:10 -0800)]
iris: fix VBs

5 years agoiris: fix assert
Kenneth Graunke [Mon, 22 Jan 2018 04:10:43 +0000 (20:10 -0800)]
iris: fix assert

5 years agoiris: fix indentation
Kenneth Graunke [Mon, 22 Jan 2018 02:12:18 +0000 (18:12 -0800)]
iris: fix indentation

5 years agoiris: hack to stop crashing on samplers for now
Kenneth Graunke [Mon, 22 Jan 2018 02:08:15 +0000 (18:08 -0800)]
iris: hack to stop crashing on samplers for now

5 years agoiris: initialize dirty bits to ~0ull
Kenneth Graunke [Mon, 22 Jan 2018 02:04:05 +0000 (18:04 -0800)]
iris: initialize dirty bits to ~0ull

5 years agoiris: actually advance forward when emitting commands
Kenneth Graunke [Mon, 22 Jan 2018 02:03:58 +0000 (18:03 -0800)]
iris: actually advance forward when emitting commands

5 years agoiris: actually flush the commands
Kenneth Graunke [Mon, 22 Jan 2018 01:44:08 +0000 (17:44 -0800)]
iris: actually flush the commands

5 years agoiris: actually APPEND commands, not stomp over the top and never incr
Kenneth Graunke [Mon, 22 Jan 2018 01:43:49 +0000 (17:43 -0800)]
iris: actually APPEND commands, not stomp over the top and never incr

5 years agoiris: VB fixes
Kenneth Graunke [Mon, 22 Jan 2018 01:34:41 +0000 (17:34 -0800)]
iris: VB fixes

5 years agoiris: DEBUG=bat
Kenneth Graunke [Mon, 22 Jan 2018 00:49:02 +0000 (16:49 -0800)]
iris: DEBUG=bat

Deleted in the interest of making the branch compile at each step

5 years agoiris: VB addresses
Kenneth Graunke [Sun, 21 Jan 2018 23:28:59 +0000 (15:28 -0800)]
iris: VB addresses

5 years agoiris: reference VB BOs
Kenneth Graunke [Sun, 21 Jan 2018 21:14:49 +0000 (13:14 -0800)]
iris: reference VB BOs

5 years agoiris: so, sba then.
Kenneth Graunke [Sun, 21 Jan 2018 20:26:09 +0000 (12:26 -0800)]
iris: so, sba then.

5 years agoiris: try and have an iris address
Kenneth Graunke [Sun, 21 Jan 2018 20:20:30 +0000 (12:20 -0800)]
iris: try and have an iris address

5 years agoiris: flag SBA updates when instruction BO changes
Kenneth Graunke [Sun, 21 Jan 2018 08:36:54 +0000 (00:36 -0800)]
iris: flag SBA updates when instruction BO changes

5 years agoiris: bit of SBA code
Kenneth Graunke [Sun, 21 Jan 2018 08:16:26 +0000 (00:16 -0800)]
iris: bit of SBA code

genxml MOCS is stupid, addresses are hard news at 11

5 years agoiris: move MAX defines to iris_batch.h
Kenneth Graunke [Sun, 21 Jan 2018 08:16:15 +0000 (00:16 -0800)]
iris: move MAX defines to iris_batch.h

for SBA

5 years agoiris: kill iris_new_batch
Kenneth Graunke [Sun, 21 Jan 2018 07:14:24 +0000 (23:14 -0800)]
iris: kill iris_new_batch

reset and new are too similar, and this had exactly one caller

5 years agoiris: make iris_batch target a particular ring
Kenneth Graunke [Sun, 21 Jan 2018 07:11:37 +0000 (23:11 -0800)]
iris: make iris_batch target a particular ring

5 years agoiris: lower io
Kenneth Graunke [Sun, 21 Jan 2018 07:04:02 +0000 (23:04 -0800)]
iris: lower io

5 years agoiris: do the FS...asserts because we don't lower uniforms yet
Kenneth Graunke [Sun, 21 Jan 2018 00:56:59 +0000 (16:56 -0800)]
iris: do the FS...asserts because we don't lower uniforms yet

5 years agoiris: import program cache code
Kenneth Graunke [Sat, 20 Jan 2018 10:47:04 +0000 (02:47 -0800)]
iris: import program cache code

5 years agoiris: reworks, FS compile pieces
Kenneth Graunke [Sat, 20 Jan 2018 10:01:07 +0000 (02:01 -0800)]
iris: reworks, FS compile pieces

5 years agoiris: parse INTEL_DEBUG
Kenneth Graunke [Sat, 20 Jan 2018 09:12:12 +0000 (01:12 -0800)]
iris: parse INTEL_DEBUG

5 years agoiris: draw->restart_index is uninitialized if PR is not enabled
Kenneth Graunke [Sat, 20 Jan 2018 09:09:36 +0000 (01:09 -0800)]
iris: draw->restart_index is uninitialized if PR is not enabled

5 years agoiris: fix bogus index buffer reference
Kenneth Graunke [Sat, 20 Jan 2018 09:07:41 +0000 (01:07 -0800)]
iris: fix bogus index buffer reference

5 years agoiris: fix prim type
Kenneth Graunke [Sat, 20 Jan 2018 09:05:13 +0000 (01:05 -0800)]
iris: fix prim type

5 years agoiris: msaa sample count packing problems
Kenneth Graunke [Sat, 20 Jan 2018 08:59:49 +0000 (00:59 -0800)]
iris: msaa sample count packing problems

0 -> ffffffffffffffffffffffffffff

5 years agoiris: actually save VBs
Kenneth Graunke [Sat, 20 Jan 2018 08:57:01 +0000 (00:57 -0800)]
iris: actually save VBs

5 years agoiris: fix/rework line stipple
Kenneth Graunke [Sat, 20 Jan 2018 08:55:16 +0000 (00:55 -0800)]
iris: fix/rework line stipple

5 years agoiris: init the batch!
Kenneth Graunke [Sat, 20 Jan 2018 05:55:32 +0000 (21:55 -0800)]
iris: init the batch!

5 years agoiris: delete iris_pipe.c, shuffle code around
Kenneth Graunke [Sat, 20 Jan 2018 02:57:30 +0000 (18:57 -0800)]
iris: delete iris_pipe.c, shuffle code around

5 years agoiris: disable execbuf for now
Kenneth Graunke [Sat, 20 Jan 2018 02:35:24 +0000 (18:35 -0800)]
iris: disable execbuf for now

5 years agoiris: make an ice->render_batch field
Kenneth Graunke [Sat, 20 Jan 2018 02:25:55 +0000 (18:25 -0800)]
iris: make an ice->render_batch field

we may want a second one for transfers

5 years agoiris: drop unused field
Kenneth Graunke [Sat, 20 Jan 2018 02:23:59 +0000 (18:23 -0800)]
iris: drop unused field

5 years agoiris: shader debug log
Kenneth Graunke [Fri, 19 Jan 2018 23:41:46 +0000 (15:41 -0800)]
iris: shader debug log

5 years agoiris: maps
Kenneth Graunke [Fri, 19 Jan 2018 23:30:55 +0000 (15:30 -0800)]
iris: maps

5 years agoiris: linear resources
Kenneth Graunke [Fri, 19 Jan 2018 23:09:05 +0000 (15:09 -0800)]
iris: linear resources

5 years agoiris: some program code
Kenneth Graunke [Tue, 16 Jan 2018 09:15:15 +0000 (01:15 -0800)]
iris: some program code

5 years agoiris: basic push constant alloc
Kenneth Graunke [Fri, 12 Jan 2018 07:01:28 +0000 (23:01 -0800)]
iris: basic push constant alloc

5 years agoiris: emit 3DSTATE_SAMPLER_STATE_POINTERS
Kenneth Graunke [Fri, 12 Jan 2018 06:50:12 +0000 (22:50 -0800)]
iris: emit 3DSTATE_SAMPLER_STATE_POINTERS

5 years agoiris: sampler states
Kenneth Graunke [Fri, 12 Jan 2018 06:18:54 +0000 (22:18 -0800)]
iris: sampler states

5 years agoiris: COLOR_CALC_STATE
Kenneth Graunke [Wed, 10 Jan 2018 08:36:44 +0000 (00:36 -0800)]
iris: COLOR_CALC_STATE

5 years agoiris: fix crash - CSO binding can be NULL (when destroying context)
Kenneth Graunke [Wed, 10 Jan 2018 08:21:56 +0000 (00:21 -0800)]
iris: fix crash - CSO binding can be NULL (when destroying context)

5 years agoiris: some draw info, vbs, sample mask
Kenneth Graunke [Wed, 10 Jan 2018 08:19:29 +0000 (00:19 -0800)]
iris: some draw info, vbs, sample mask

5 years agoiris: a bit of depth
Kenneth Graunke [Wed, 10 Jan 2018 07:30:21 +0000 (23:30 -0800)]
iris: a bit of depth

still need to allocate separate stencil

5 years agoiris: fix SF_CL length
Kenneth Graunke [Wed, 10 Jan 2018 07:17:43 +0000 (23:17 -0800)]
iris: fix SF_CL length

5 years agoiris: don't segfault on !old_cso
Kenneth Graunke [Wed, 10 Jan 2018 07:14:10 +0000 (23:14 -0800)]
iris: don't segfault on !old_cso

5 years agoiris: framebuffers
Kenneth Graunke [Wed, 10 Jan 2018 07:13:16 +0000 (23:13 -0800)]
iris: framebuffers

5 years agoiris: stipples and vertex elements
Kenneth Graunke [Wed, 10 Jan 2018 05:29:09 +0000 (21:29 -0800)]
iris: stipples and vertex elements

5 years agoiris: sampler views
Kenneth Graunke [Wed, 10 Jan 2018 01:54:43 +0000 (17:54 -0800)]
iris: sampler views

5 years agoiris: Surfaces!
Kenneth Graunke [Tue, 9 Jan 2018 22:34:15 +0000 (14:34 -0800)]
iris: Surfaces!

5 years agoiris: SF_CLIP_VIEWPORT
Kenneth Graunke [Tue, 9 Jan 2018 19:58:28 +0000 (11:58 -0800)]
iris: SF_CLIP_VIEWPORT

5 years agoiris: scissors
Kenneth Graunke [Tue, 9 Jan 2018 19:51:34 +0000 (11:51 -0800)]
iris: scissors

5 years agoiris: RASTER + SF + some CLIP, fix DIRTY vs. NEW
Kenneth Graunke [Tue, 9 Jan 2018 19:44:04 +0000 (11:44 -0800)]
iris: RASTER + SF + some CLIP, fix DIRTY vs. NEW

5 years agoiris: initial gpu state, merges
Kenneth Graunke [Tue, 9 Jan 2018 19:25:29 +0000 (11:25 -0800)]
iris: initial gpu state, merges

5 years agoiris: merge pack
Kenneth Graunke [Mon, 8 Jan 2018 22:44:22 +0000 (14:44 -0800)]
iris: merge pack

this lets us merge dynamic and pre-baked state, also like anv

5 years agoiris: packing with valgrind.
Kenneth Graunke [Mon, 8 Jan 2018 22:44:14 +0000 (14:44 -0800)]
iris: packing with valgrind.

borrowed macros from anv!

5 years agoiris: initial render state upload
Kenneth Graunke [Wed, 27 Dec 2017 10:54:26 +0000 (02:54 -0800)]
iris: initial render state upload

5 years agoiris: port over batchbuffer updates
Kenneth Graunke [Wed, 27 Dec 2017 10:25:20 +0000 (02:25 -0800)]
iris: port over batchbuffer updates

5 years agoiris: viewport state, sort of
Kenneth Graunke [Sat, 23 Dec 2017 22:33:04 +0000 (14:33 -0800)]
iris: viewport state, sort of

5 years agoiris: Initial commit of a new 'iris' driver for Intel Gen8+ GPUs.
Kenneth Graunke [Fri, 24 Nov 2017 07:15:14 +0000 (23:15 -0800)]
iris: Initial commit of a new 'iris' driver for Intel Gen8+ GPUs.

This commit introduces a new Gallium driver for Intel Gen8+ GPUs,
named 'iris_dri.so' after the hardware.

Developed by:
- Kenneth Graunke (overall driver)
- Dave Airlie (shaders, conditional render, overflow query, Gen8 port)
- Chris Wilson (fencing, pinned memory, ...)
- Jordan Justen (compute shaders)
- Jason Ekstrand (image load store)
- Caio Marcelo de Oliveira Filho (tessellation control passthrough)
- Rafael Antognolli (auxiliary buffer fixes)
- The rest of the i965 contributors and the Mesa community

5 years agogallium/auxiliary/vl: Fix transparent issue on compute shader with rgba
James Zhu [Fri, 15 Feb 2019 20:33:43 +0000 (15:33 -0500)]
gallium/auxiliary/vl: Fix transparent issue on compute shader with rgba

Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=109646
Problem 1,4: they are caused by imcomplete blend comute shader
implementation. So Reverts rgba back to frament shader.

Fixes: 9364d66cb7f7 (Add video compositor compute shader render)
Signed-off-by: James Zhu <James.Zhu@amd.com>
Reviewed-by: Leo Liu <leo.liu@amd.com>
Tested-by: Bruno Milreu <bmilreu@gmail.com>
5 years agovulkan: add an overlay layer
Lionel Landwerlin [Sat, 19 Jan 2019 21:26:12 +0000 (21:26 +0000)]
vulkan: add an overlay layer

Just a starting point to display frame timings & drawcalls/submissions
per frame.

Signed-off-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Acked-by: Jason Ekstrand <jason@jlekstrand.net>
+1-by: Mike Lothian <mike@fireburn.co.uk>
+1-by: Tapani Pälli <tapani.palli@intel.com>
+1-by: Eric Engestrom <eric.engestrom@intel.com>
+1-by: Yurii Kolesnykov <root@yurikoles.com>
+1-by: myfreeweb <greg@unrelenting.technology>
+1-by: Kenneth Graunke <kenneth@whitecape.org>

5 years agoimgui: make sure our copy of imgui doesn't clash with others in the same process
Lionel Landwerlin [Tue, 22 Jan 2019 13:04:20 +0000 (13:04 +0000)]
imgui: make sure our copy of imgui doesn't clash with others in the same process

Signed-off-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Acked-by: Jason Ekstrand <jason@jlekstrand.net>
+1-by: Mike Lothian <mike@fireburn.co.uk>
+1-by: Tapani Pälli <tapani.palli@intel.com>
+1-by: Eric Engestrom <eric.engestrom@intel.com>
+1-by: Yurii Kolesnykov <root@yurikoles.com>
+1-by: myfreeweb <greg@unrelenting.technology>
+1-by: Kenneth Graunke <kenneth@whitecape.org>

5 years agoimgui: bump copy
Lionel Landwerlin [Sat, 19 Jan 2019 21:37:35 +0000 (21:37 +0000)]
imgui: bump copy

Updated at :

commit f977871854af941289f2a9090dcc90f7aa3449a8
Author: omar <omarcornut@gmail.com>
Date:   Fri Feb 15 13:10:22 2019 +0100

    ImFont: Minor adjustment to the structure.
    Examples: Removed unused variable.

Signed-off-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Acked-by: Jason Ekstrand <jason@jlekstrand.net>
+1-by: Mike Lothian <mike@fireburn.co.uk>
+1-by: Tapani Pälli <tapani.palli@intel.com>
+1-by: Eric Engestrom <eric.engestrom@intel.com>
+1-by: Yurii Kolesnykov <root@yurikoles.com>
+1-by: myfreeweb <greg@unrelenting.technology>
+1-by: Kenneth Graunke <kenneth@whitecape.org>

5 years agobuild: move imgui out of src/intel/tools to be reused
Lionel Landwerlin [Sat, 19 Jan 2019 20:02:13 +0000 (20:02 +0000)]
build: move imgui out of src/intel/tools to be reused

Signed-off-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Acked-by: Jason Ekstrand <jason@jlekstrand.net>
+1-by: Mike Lothian <mike@fireburn.co.uk>
+1-by: Tapani Pälli <tapani.palli@intel.com>
+1-by: Eric Engestrom <eric.engestrom@intel.com>
+1-by: Yurii Kolesnykov <root@yurikoles.com>
+1-by: myfreeweb <greg@unrelenting.technology>
+1-by: Kenneth Graunke <kenneth@whitecape.org>

5 years agonir/lower_clip_cull: Fix an incorrect assert
Jason Ekstrand [Thu, 21 Feb 2019 15:53:30 +0000 (09:53 -0600)]
nir/lower_clip_cull: Fix an incorrect assert

Copy+paste error.  It was supposed to test cull and not clip.

Fixes: 4e69fba534e "nir: Rewrite lower_clip_cull_distance_arrays..."
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=109717
Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
5 years agonir: Fix a compile warning
Jason Ekstrand [Thu, 21 Feb 2019 15:44:33 +0000 (09:44 -0600)]
nir: Fix a compile warning

5 years agofreedreno/a6xx: enable tiled images
Rob Clark [Thu, 21 Feb 2019 13:26:18 +0000 (08:26 -0500)]
freedreno/a6xx: enable tiled images

Turns out we can write to tiled images as well as read.  This avoids
having to linearize or do the tiling in the shader.

Signed-off-by: Rob Clark <robdclark@gmail.com>
5 years agonir, glsl: move pixel_center_integer/origin_upper_left to shader_info.fs
Alejandro Piñeiro [Thu, 7 Feb 2019 17:43:58 +0000 (18:43 +0100)]
nir, glsl: move pixel_center_integer/origin_upper_left to shader_info.fs

On GLSL that info is set as a layout qualifier when redeclaring
gl_FragCoord, so somehow tied to a specific variable. But in practice,
they behave as a global of the shader. On ARB programs they are set
using a global OPTION (defined at ARB_fragment_coord_conventions), and
on SPIR-V using ExecutionModes, that are also not tied specifically to
the builtin.

This patch moves that info from nir variable and ir variable to nir
shader and gl_program shader_info respectively, so the map is more
similar to SPIR-V, and ARB programs, instead of more similar to GLSL.

FWIW, shader_info.fs already had pixel_center_integer, so this change
also removes some redundancy. Also, as struct gl_program also includes
a shader_info, we removed gl_program::OriginUpperLeft and
PixelCenterInteger, as it would be superfluous.

This change was needed because recently spirv_to_nir changed the order
in which execution modes and variables are handled, so the variables
didn't get the correct values. Now the info is set on the shader
itself, and we don't need to go back to the builtin variable to set
it.

Fixes: e68871f6a ("spirv: Handle constants and types before execution
                   modes")

v2: (Jason)
   * glsl_to_nir: get the info before glsl_to_nir, while all the rest
     of the info gathering is happening
   * prog_to_nir: gather the info on a general info-gathering pass,
     not on variable setup.

v3: (Jason)
   * Squash with the patch that removes that info from ir variable
   * anv: assert that OriginUpperLeft is true. It should be already
     set by spirv_to_nir.
   * blorp: set origin_upper_left on its core "compile fragment
     shader", not just on some specific places (for this we added an
     helper on a previous patch).
   * prog_to_nir: no need to gather specifically this fragcoord modes
     as the full gl_program shader_info is copied.
   * spirv_to_nir: assert that we are a fragment shader when handling
     this execution modes.

v4: (reported by failing gitlab pipeline #18750)
   * state_tracker: update too due changes on ir.h/gl_program

v5:
   * blorp: minor change after change on previous patch
   * radeonsi: update due this change.

v6: (Timothy Arceri)
   * prog_to_nir: remove extra whitespace
   * shader_info: don't use :1 on origin_upper_left
   * glsl: program.fs.origin_upper_left/pixel_center_integer can be
     move out of the shader list loop

5 years agoblorp: introduce helper method blorp_nir_init_shader
Alejandro Piñeiro [Wed, 13 Feb 2019 11:11:47 +0000 (12:11 +0100)]
blorp: introduce helper method blorp_nir_init_shader

This initializes the nir shader that will be used by blorp. Right now
it doesn't do too much beyond calling nir_builder_init_simple_shader,
and setting a name. More stuff will be added on following patches.

v2: there is a case were it is used a VERTEX_SHADER (Alejandro)

5 years agopanfrost: Verify and print brx condition in disasm
Alyssa Rosenzweig [Mon, 18 Feb 2019 04:29:20 +0000 (04:29 +0000)]
panfrost: Verify and print brx condition in disasm

The condition code in extended branches is repeated 8 times for unclear
reasons; accordingly, the code would be disassembled as "unknown5555",
"unknownAAAA", etc. This patch correctly masks off the lower two bits to
find the true code to print, verifying that the code is repeated as
believed to be necessary (providing some assurance for compiler quality
and an assert trip in case we encounter a shader in the wild that breaks
the convention).

Signed-off-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>
5 years agopanfrost: Dynamically set discard branch targets
Alyssa Rosenzweig [Sun, 17 Feb 2019 23:24:39 +0000 (23:24 +0000)]
panfrost: Dynamically set discard branch targets

discard and discard_if are both implemented with the branching pipeline
on Midgard; essentially, we branch to the end of the fragment shader in
a special "discard" mode, setting the condition as necessary.
Previously, we hardcoded the form of this instruction, which worked for
very simple shaders but was incorrect for anything remotely interesting.
This patch instead emits logical branches in the IR, which are flattened
to real discard ops the same way other branches are, allowing targets to
be computed correctly.

Signed-off-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>
5 years agopanfrost/midgard: Emit extended branches
Alyssa Rosenzweig [Sun, 17 Feb 2019 22:09:09 +0000 (22:09 +0000)]
panfrost/midgard: Emit extended branches

Previously, we only emitted compact branches; however, the offset range
of these branches is too small for many real world shaders. This patch
implements support for emitting extended branches and switches to always
using them for control flow. This incurs a code size and possibly
performance penalty, but expands the range of working shaders and
provides opportunity for further optimization.

Support for emitting compact branches is retained but this code path is
presently unused. In the future, we'll want to heuristically determine
which type of branch should be emitted for optimal codegen.

Signed-off-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>
5 years agopanfrost: Rectify doubleplusungood extended branch
Alyssa Rosenzweig [Sun, 17 Feb 2019 22:05:36 +0000 (22:05 +0000)]
panfrost: Rectify doubleplusungood extended branch

Midgard features "compact branches" and "extended branches", i.e.
corresponds to short jumps and far jumps. The form of the extended
branch was previously incorrect in the ISA headers; this patch corrects
it and updates the disassembler (simultaneous to preserve
bisectability).

Additionally, we fix some a corner case in the disassembly of extended
branches, and we now prefix extended branches with "brx", to visually
differentiate from compact branches prefixed with "br".

Signed-off-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>