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llvmpipe: bump LP_MAX_THREADS to 32

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On my ppc64le machine with 32 hardware threads, this speeds up OpenArena
(1920x1200) from 7.2 fps to 8.1 fps.

Reviewed-by: Emma Anholt <emma@anholt.net>
Reviewed-by: Roland Scheidegger <sroland@vmware.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/18415>
This commit is contained in:
Jeremy Rand
2022-09-04 10:17:23 +00:00
committed by Marge Bot
parent 0a06db8fb9
commit 537176181e
2 changed files with 2 additions and 2 deletions
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2
docs/drivers/llvmpipe.rst
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@@ -8,7 +8,7 @@ The Gallium llvmpipe driver is a software rasterizer that uses LLVM to
do runtime code generation. Shaders, point/line/triangle rasterization do runtime code generation. Shaders, point/line/triangle rasterization
and vertex processing are implemented with LLVM IR which is translated and vertex processing are implemented with LLVM IR which is translated
to x86, x86-64, or ppc64le machine code. Also, the driver is to x86, x86-64, or ppc64le machine code. Also, the driver is
multithreaded to take advantage of multiple CPU cores (up to 8 at this multithreaded to take advantage of multiple CPU cores (up to 32 at this
time). It's the fastest software rasterizer for Mesa. time). It's the fastest software rasterizer for Mesa.
Requirements Requirements

2
src/gallium/drivers/llvmpipe/lp_limits.h
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@@ -66,7 +66,7 @@
#define LP_MAX_SAMPLES 4 #define LP_MAX_SAMPLES 4
#define LP_MAX_THREADS 16 #define LP_MAX_THREADS 32
/** /**