https://bugs.freedesktop.org/show_bug.cgi?id=108347
Bug ID: 108347
Summary: [regression, bisected] Performance drop in various
games
Product: Mesa
Version: git
Hardware: x86-64 (AMD64)
OS: Linux (All)
Status: NEW
Severity: normal
Priority: medium
Component: Drivers/Gallium/radeonsi
Assignee: dri-devel@lists.freedesktop.org
Reporter: gr.mue...@gmail.com
QA Contact: dri-devel@lists.freedesktop.org
Tesseract goes down from 402 to 385fps. (Using nir,sisched)
I saw other games too with a performance regression. But the impact is smaller.
Extended renderer info (GLX_MESA_query_renderer):
Vendor: X.Org (0x1002)
Device: AMD Radeon HD 7900 Series (TAHITI, DRM 3.27.0,
4.19.0-2-amd-staging-drm-next-git, LLVM 8.0.0) (0x6798)
Version: 18.3.0
Accelerated: yes
Video memory: 3072MB
Unified memory: no
Preferred profile: core (0x1)
Max core profile version: 4.5
Max compat profile version: 4.5
Max GLES1 profile version: 1.1
Max GLES[23] profile version: 3.2
Memory info (GL_ATI_meminfo):
VBO free memory - total: 2876 MB, largest block: 2876 MB
VBO free aux. memory - total: 2966 MB, largest block: 2966 MB
Texture free memory - total: 2876 MB, largest block: 2876 MB
Texture free aux. memory - total: 2966 MB, largest block: 2966 MB
Renderbuffer free memory - total: 2876 MB, largest block: 2876 MB
Renderbuffer free aux. memory - total: 2966 MB, largest block: 2966 MB
Memory info (GL_NVX_gpu_memory_info):
Dedicated video memory: 3072 MB
Total available memory: 6144 MB
Currently available dedicated video memory: 2876 MB
OpenGL vendor string: X.Org
OpenGL renderer string: AMD Radeon HD 7900 Series (TAHITI, DRM 3.27.0,
4.19.0-2-amd-staging-drm-next-git, LLVM 8.0.0)
OpenGL core profile version string: 4.5 (Core Profile) Mesa 18.3.0-devel
(git-4052624398)
OpenGL core profile shading language version string: 4.50
OpenGL core profile context flags: (none)
OpenGL core profile profile mask: core profile
OpenGL version string: 4.5 (Compatibility Profile) Mesa 18.3.0-devel
(git-4052624398)
OpenGL shading language version string: 4.50
OpenGL context flags: (none)
OpenGL profile mask: compatibility profile
OpenGL ES profile version string: OpenGL ES 3.2 Mesa 18.3.0-devel
(git-4052624398)
OpenGL ES profile shading language version string: OpenGL ES GLSL ES 3.20
f243980f2c1e8005dab0cbadf52eb4392feb2ecc is the first bad commit
commit f243980f2c1e8005dab0cbadf52eb4392feb2ecc
Author: Sonny Jiang <sonny.ji...@amd.com>
Date: Wed Oct 3 11:53:11 2018 -0400
radeonsi:optimizing SET_CONTEXT_REG for shaders VS
Signed-off-by: Sonny Jiang <sonny.ji...@amd.com>
Signed-off-by: Marek Olšák <marek.ol...@amd.com>
:040000 040000 e32a7539bb1a32c3c9d700651aa50f8dada31b5e
0e04f0305e4e893fdee0b394b5aa2c9c0bf0edaf M src
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