87 lines
3.0 KiB
Diff
87 lines
3.0 KiB
Diff
From f719e942dde0a46a9ff0080001cb3466012ffcc0 Mon Sep 17 00:00:00 2001
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From: Peter Seiderer <ps.report@gmx.net>
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Date: Mon, 9 Mar 2020 13:01:14 +0100
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Subject: [PATCH] vc4: add meson option to disable optional neon support
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Not all toolchains are able to compile the runtime
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optional vc4 neon support, so add an meson option
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to force disabling it at compile time.
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Upstream: https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/4114
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Signed-off-by: Peter Seiderer <ps.report@gmx.net>
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Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
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[rebased for 20.2.0, 20.3.0, 21.1.0, 23.1.0 & 23.2.0]
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Signed-off-by: Peter Seiderer <ps.report@gmx.net>
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[fix syntax error after previous rebases]
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---
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meson_options.txt | 7 +++++++
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src/gallium/drivers/vc4/meson.build | 4 ++--
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src/gallium/drivers/vc4/vc4_tiling.h | 4 ++--
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3 files changed, 11 insertions(+), 4 deletions(-)
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diff --git a/meson_options.txt b/meson_options.txt
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index 8e0bf2a..1cf0e07 100644
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--- a/meson_options.txt
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+++ b/meson_options.txt
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@@ -124,6 +124,13 @@ option(
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description : 'enable gallium va frontend.',
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)
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+option(
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+ 'gallium-vc4-neon',
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+ type : 'feature',
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+ deprecated: {'true': 'enabled', 'false': 'disabled'},
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+ description : 'enable gallium vc4 optional neon support.',
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+)
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+
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option(
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'va-libs-path',
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type : 'string',
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diff --git a/src/gallium/drivers/vc4/meson.build b/src/gallium/drivers/vc4/meson.build
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index 84da951..7f950de 100644
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--- a/src/gallium/drivers/vc4/meson.build
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+++ b/src/gallium/drivers/vc4/meson.build
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@@ -84,7 +84,7 @@ files_libvc4 = files(
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vc4_c_args = []
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libvc4_neon = []
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-if host_machine.cpu_family() == 'arm'
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+if host_machine.cpu_family() == 'arm' and not get_option('gallium-vc4-neon').disabled()
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libvc4_neon = static_library(
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'vc4_neon',
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'vc4_tiling_lt_neon.c',
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@@ -93,7 +93,7 @@ if host_machine.cpu_family() == 'arm'
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],
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c_args : '-mfpu=neon',
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)
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- vc4_c_args += '-DUSE_ARM_ASM'
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+ vc4_c_args += '-DVC4_TILING_LT_NEON'
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endif
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if dep_simpenrose.found()
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diff --git a/src/gallium/drivers/vc4/vc4_tiling.h b/src/gallium/drivers/vc4/vc4_tiling.h
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index 5afe329..919b299 100644
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--- a/src/gallium/drivers/vc4/vc4_tiling.h
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+++ b/src/gallium/drivers/vc4/vc4_tiling.h
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@@ -89,7 +89,7 @@ vc4_load_lt_image(void *dst, uint32_t dst_stride,
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void *src, uint32_t src_stride,
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int cpp, const struct pipe_box *box)
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{
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-#ifdef USE_ARM_ASM
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+#ifdef VC4_TILING_LT_NEON
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if (util_get_cpu_caps()->has_neon) {
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vc4_load_lt_image_neon(dst, dst_stride, src, src_stride,
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cpp, box);
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@@ -105,7 +105,7 @@ vc4_store_lt_image(void *dst, uint32_t dst_stride,
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void *src, uint32_t src_stride,
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int cpp, const struct pipe_box *box)
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{
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-#ifdef USE_ARM_ASM
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+#ifdef VC4_TILING_LT_NEON
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if (util_get_cpu_caps()->has_neon) {
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vc4_store_lt_image_neon(dst, dst_stride, src, src_stride,
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cpp, box);
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--
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2.41.0
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