* [Bug 100936] Radeonsi rendering corruption in unigine heaven (regression bissected)
@ 2017-05-04 19:24 bugzilla-daemon
2017-05-04 21:29 ` bugzilla-daemon
2017-05-05 7:51 ` bugzilla-daemon
0 siblings, 2 replies; 3+ messages in thread
From: bugzilla-daemon @ 2017-05-04 19:24 UTC (permalink / raw)
To: dri-devel
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https://bugs.freedesktop.org/show_bug.cgi?id=100936
Bug ID: 100936
Summary: Radeonsi rendering corruption in unigine heaven
(regression bissected)
Product: Mesa
Version: git
Hardware: All
OS: Linux (All)
Status: NEW
Severity: normal
Priority: medium
Component: Drivers/Gallium/radeonsi
Assignee: dri-devel@lists.freedesktop.org
Reporter: maxijac@free.fr
QA Contact: dri-devel@lists.freedesktop.org
Created attachment 131216
--> https://bugs.freedesktop.org/attachment.cgi?id=131216&action=edit
Heaven regression
Hello,
Current git has a regression in rendering of Heaven. (See screenshot)
This is visible on a RX 480 (POLARIS10).
I bissected the issue and the first bad commit is :
0bceefc29591d64d5d529a726e68b837f1f504b2 is the first bad commit
commit 0bceefc29591d64d5d529a726e68b837f1f504b2
Author: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Date: Tue Apr 25 00:31:48 2017 +0200
radeonsi: disable the TGSI merge registers pass
47109 shaders in 29632 tests
Totals:
SGPRS: 1917364 -> 1916620 (-0.04 %)
VGPRS: 1165802 -> 1165202 (-0.05 %)
Spilled SGPRs: 1880 -> 1843 (-1.97 %)
Spilled VGPRs: 70 -> 65 (-7.14 %)
Private memory VGPRs: 1184 -> 1184 (0.00 %)
Scratch size: 1312 -> 1308 (-0.30 %) dwords per thread
Code Size: 60211356 -> 60192268 (-0.03 %) bytes
LDS: 1077 -> 1077 (0.00 %) blocks
Max Waves: 428597 -> 428674 (0.02 %)
Wait states: 0 -> 0 (0.00 %)
Totals from affected shaders:
SGPRS: 238173 -> 237429 (-0.31 %)
VGPRS: 149556 -> 148956 (-0.40 %)
Spilled SGPRs: 1263 -> 1226 (-2.93 %)
Spilled VGPRs: 25 -> 20 (-20.00 %)
Private memory VGPRs: 0 -> 0 (0.00 %)
Scratch size: 20 -> 16 (-20.00 %) dwords per thread
Code Size: 10457904 -> 10438816 (-0.18 %) bytes
LDS: 50 -> 50 (0.00 %) blocks
Max Waves: 41283 -> 41360 (0.19 %)
Wait states: 0 -> 0 (0.00 %)
Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
Reviewed-by: Marek Olšák <marek.olsak@amd.com>
Reverting this small commit on top of master fixes the regression.
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* [Bug 100936] Radeonsi rendering corruption in unigine heaven (regression bissected)
2017-05-04 19:24 [Bug 100936] Radeonsi rendering corruption in unigine heaven (regression bissected) bugzilla-daemon
@ 2017-05-04 21:29 ` bugzilla-daemon
2017-05-05 7:51 ` bugzilla-daemon
1 sibling, 0 replies; 3+ messages in thread
From: bugzilla-daemon @ 2017-05-04 21:29 UTC (permalink / raw)
To: dri-devel
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https://bugs.freedesktop.org/show_bug.cgi?id=100936
--- Comment #1 from Marek Olšák <maraeo@gmail.com> ---
Yeah I noticed that Unigine Heaven looks very gay now. :) This Samuel's patch
should fix it: "st/glsl_to_tgsi: fix the DCE pass in presence of loops"
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* [Bug 100936] Radeonsi rendering corruption in unigine heaven (regression bissected)
2017-05-04 19:24 [Bug 100936] Radeonsi rendering corruption in unigine heaven (regression bissected) bugzilla-daemon
2017-05-04 21:29 ` bugzilla-daemon
@ 2017-05-05 7:51 ` bugzilla-daemon
1 sibling, 0 replies; 3+ messages in thread
From: bugzilla-daemon @ 2017-05-05 7:51 UTC (permalink / raw)
To: dri-devel
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https://bugs.freedesktop.org/show_bug.cgi?id=100936
Samuel Pitoiset <samuel.pitoiset@gmail.com> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|NEW |RESOLVED
Resolution|--- |FIXED
--- Comment #2 from Samuel Pitoiset <samuel.pitoiset@gmail.com> ---
Yeah, it was funky. :)
Should be fixed with:
https://cgit.freedesktop.org/mesa/mesa/commit/?id=92ab06e782c31fe0209e5d0181967a2ff6739c9b
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2017-05-04 19:24 [Bug 100936] Radeonsi rendering corruption in unigine heaven (regression bissected) bugzilla-daemon
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