From 838e2d67f130c19ee7340d44bf0f4938a6b395b9 Mon Sep 17 00:00:00 2001 From: MastaG Date: Wed, 18 Jan 2023 09:14:56 +0000 Subject: [PATCH] webkit2gtk-5.0 2.38.3-1: Fix building on armv7h --- ...ningNEON.cpp-fails-to-build-NEON-fas.patch | 311 ++++++++++++++++++ extra/webkit2gtk-5.0/PKGBUILD | 17 +- 2 files changed, 323 insertions(+), 5 deletions(-) create mode 100644 extra/webkit2gtk-5.0/0001-ARM-NEON-FELightningNEON.cpp-fails-to-build-NEON-fas.patch diff --git a/extra/webkit2gtk-5.0/0001-ARM-NEON-FELightningNEON.cpp-fails-to-build-NEON-fas.patch b/extra/webkit2gtk-5.0/0001-ARM-NEON-FELightningNEON.cpp-fails-to-build-NEON-fas.patch new file mode 100644 index 0000000000..204f76633f --- /dev/null +++ b/extra/webkit2gtk-5.0/0001-ARM-NEON-FELightningNEON.cpp-fails-to-build-NEON-fas.patch @@ -0,0 +1,311 @@ +From 0d3344e17d258106617b0e6d783d073b188a2548 Mon Sep 17 00:00:00 2001 +From: Adrian Perez de Castro +Date: Thu, 2 Jun 2022 11:19:06 +0300 +Subject: [PATCH] [ARM][NEON] FELightningNEON.cpp fails to build, NEON fast + path seems unused https://bugs.webkit.org/show_bug.cgi?id=241182 + +Reviewed by NOBODY (OOPS!). + +Move the NEON fast path for the SVG lighting filter effects into +FELightingSoftwareApplier, and arrange to actually use them by +forwarding calls to applyPlatformGeneric() into applyPlatformNeon(). + +Some changes were needed to adapt platformApplyNeon() to the current +state of filters after r286140. This was not detected because the code +bitrotted due to it being guarded with CPU(ARM_TRADITIONAL), which does +not get used much these days: CPU(ARM_THUMB2) is more common. It should +be possible to use the NEON fast paths also in Thumb mode, but that is +left for a follow-up fix. + +* Source/WebCore/platform/graphics/cpu/arm/filters/FELightingNEON.cpp: +(WebCore::FELightingSoftwareApplier::platformApplyNeonWorker): +(WebCore::FELightingSoftwareApplier::getPowerCoefficients): +(WebCore::FELighting::platformApplyNeonWorker): Deleted. +(WebCore::FELighting::getPowerCoefficients): Deleted. +* Source/WebCore/platform/graphics/cpu/arm/filters/FELightingNEON.h: +(WebCore::FELightingSoftwareApplier::applyPlatformNeon): +(WebCore::FELighting::platformApplyNeon): Deleted. +* Source/WebCore/platform/graphics/filters/DistantLightSource.h: +* Source/WebCore/platform/graphics/filters/FELighting.h: +* Source/WebCore/platform/graphics/filters/PointLightSource.h: +* Source/WebCore/platform/graphics/filters/SpotLightSource.h: +* Source/WebCore/platform/graphics/filters/software/FELightingSoftwareApplier.h: +--- +Upstream-Status: Submitted [https://github.com/WebKit/WebKit/pull/1233] +Signed-off-by: Khem Raj + + .../cpu/arm/filters/FELightingNEON.cpp | 4 +- + .../graphics/cpu/arm/filters/FELightingNEON.h | 54 +++++++++---------- + .../graphics/filters/DistantLightSource.h | 4 ++ + .../platform/graphics/filters/FELighting.h | 7 --- + .../graphics/filters/PointLightSource.h | 4 ++ + .../graphics/filters/SpotLightSource.h | 4 ++ + .../software/FELightingSoftwareApplier.h | 16 ++++++ + 7 files changed, 57 insertions(+), 36 deletions(-) + +diff --git a/Source/WebCore/platform/graphics/cpu/arm/filters/FELightingNEON.cpp b/Source/WebCore/platform/graphics/cpu/arm/filters/FELightingNEON.cpp +index f6ff8c20a5a8..42a97ffc5372 100644 +--- a/Source/WebCore/platform/graphics/cpu/arm/filters/FELightingNEON.cpp ++++ b/Source/WebCore/platform/graphics/cpu/arm/filters/FELightingNEON.cpp +@@ -49,7 +49,7 @@ short* feLightingConstantsForNeon() + return s_FELightingConstantsForNeon; + } + +-void FELighting::platformApplyNeonWorker(FELightingPaintingDataForNeon* parameters) ++void FELightingSoftwareApplier::platformApplyNeonWorker(FELightingPaintingDataForNeon* parameters) + { + neonDrawLighting(parameters); + } +@@ -464,7 +464,7 @@ TOSTRING(neonDrawLighting) ":" NL + "b .lightStrengthCalculated" NL + ); // NOLINT + +-int FELighting::getPowerCoefficients(float exponent) ++int FELightingSoftwareApplier::getPowerCoefficients(float exponent) + { + // Calling a powf function from the assembly code would require to save + // and reload a lot of NEON registers. Since the base is in range [0..1] +diff --git a/Source/WebCore/platform/graphics/cpu/arm/filters/FELightingNEON.h b/Source/WebCore/platform/graphics/cpu/arm/filters/FELightingNEON.h +index b17c603d40d3..c6d17f573eca 100644 +--- a/Source/WebCore/platform/graphics/cpu/arm/filters/FELightingNEON.h ++++ b/Source/WebCore/platform/graphics/cpu/arm/filters/FELightingNEON.h +@@ -24,14 +24,15 @@ + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +-#ifndef FELightingNEON_h +-#define FELightingNEON_h ++#pragma once + + #if CPU(ARM_NEON) && CPU(ARM_TRADITIONAL) && COMPILER(GCC_COMPATIBLE) + +-#include "FELighting.h" ++#include "FELightingSoftwareApplier.h" ++#include "ImageBuffer.h" + #include "PointLightSource.h" + #include "SpotLightSource.h" ++#include + #include + + namespace WebCore { +@@ -93,14 +94,14 @@ extern "C" { + void neonDrawLighting(FELightingPaintingDataForNeon*); + } + +-inline void FELighting::platformApplyNeon(const LightingData& data, const LightSource::PaintingData& paintingData) ++inline void FELightingSoftwareApplier::applyPlatformNeon(const FELightingSoftwareApplier::LightingData& data, const LightSource::PaintingData& paintingData) + { +- alignas(16) FELightingFloatArgumentsForNeon floatArguments; +- FELightingPaintingDataForNeon neonData = { +- data.pixels->data(), ++ WebCore::FELightingFloatArgumentsForNeon alignas(16) floatArguments; ++ WebCore::FELightingPaintingDataForNeon neonData = { ++ data.pixels->bytes(), + 1, +- data.widthDecreasedByOne - 1, +- data.heightDecreasedByOne - 1, ++ data.width - 2, ++ data.height - 2, + 0, + 0, + 0, +@@ -111,23 +112,23 @@ inline void FELighting::platformApplyNeon(const LightingData& data, const LightS + // Set light source arguments. + floatArguments.constOne = 1; + +- auto color = m_lightingColor.toColorTypeLossy>().resolved(); ++ auto color = data.lightingColor.toColorTypeLossy>().resolved(); + + floatArguments.colorRed = color.red; + floatArguments.colorGreen = color.green; + floatArguments.colorBlue = color.blue; + floatArguments.padding4 = 0; + +- if (m_lightSource->type() == LS_POINT) { ++ if (data.lightSource->type() == LS_POINT) { + neonData.flags |= FLAG_POINT_LIGHT; +- PointLightSource& pointLightSource = static_cast(m_lightSource.get()); ++ const auto& pointLightSource = *static_cast(data.lightSource); + floatArguments.lightX = pointLightSource.position().x(); + floatArguments.lightY = pointLightSource.position().y(); + floatArguments.lightZ = pointLightSource.position().z(); + floatArguments.padding2 = 0; +- } else if (m_lightSource->type() == LS_SPOT) { ++ } else if (data.lightSource->type() == LS_SPOT) { + neonData.flags |= FLAG_SPOT_LIGHT; +- SpotLightSource& spotLightSource = static_cast(m_lightSource.get()); ++ const auto& spotLightSource = *static_cast(data.lightSource); + floatArguments.lightX = spotLightSource.position().x(); + floatArguments.lightY = spotLightSource.position().y(); + floatArguments.lightZ = spotLightSource.position().z(); +@@ -145,7 +146,7 @@ inline void FELighting::platformApplyNeon(const LightingData& data, const LightS + if (spotLightSource.specularExponent() == 1) + neonData.flags |= FLAG_CONE_EXPONENT_IS_1; + } else { +- ASSERT(m_lightSource->type() == LS_DISTANT); ++ ASSERT(data.lightSource->type() == LS_DISTANT); + floatArguments.lightX = paintingData.initialLightingData.lightVector.x(); + floatArguments.lightY = paintingData.initialLightingData.lightVector.y(); + floatArguments.lightZ = paintingData.initialLightingData.lightVector.z(); +@@ -155,38 +156,39 @@ inline void FELighting::platformApplyNeon(const LightingData& data, const LightS + // Set lighting arguments. + floatArguments.surfaceScale = data.surfaceScale; + floatArguments.minusSurfaceScaleDividedByFour = -data.surfaceScale / 4; +- if (m_lightingType == FELighting::DiffuseLighting) +- floatArguments.diffuseConstant = m_diffuseConstant; ++ if (data.filterType == FilterEffect::Type::FEDiffuseLighting) ++ floatArguments.diffuseConstant = data.diffuseConstant; + else { + neonData.flags |= FLAG_SPECULAR_LIGHT; +- floatArguments.diffuseConstant = m_specularConstant; +- neonData.specularExponent = getPowerCoefficients(m_specularExponent); +- if (m_specularExponent == 1) ++ floatArguments.diffuseConstant = data.specularConstant; ++ neonData.specularExponent = getPowerCoefficients(data.specularExponent); ++ if (data.specularExponent == 1) + neonData.flags |= FLAG_SPECULAR_EXPONENT_IS_1; + } + if (floatArguments.diffuseConstant == 1) + neonData.flags |= FLAG_DIFFUSE_CONST_IS_1; + +- int optimalThreadNumber = ((data.widthDecreasedByOne - 1) * (data.heightDecreasedByOne - 1)) / s_minimalRectDimension; ++ static constexpr int minimalRectDimension = 100 * 100; // Empirical data limit for parallel jobs ++ int optimalThreadNumber = ((data.width - 2) * (data.height - 2)) / minimalRectDimension; + if (optimalThreadNumber > 1) { + // Initialize parallel jobs +- ParallelJobs parallelJobs(&WebCore::FELighting::platformApplyNeonWorker, optimalThreadNumber); ++ ParallelJobs parallelJobs(&FELightingSoftwareApplier::platformApplyNeonWorker, optimalThreadNumber); + + // Fill the parameter array + int job = parallelJobs.numberOfJobs(); + if (job > 1) { + int yStart = 1; +- int yStep = (data.heightDecreasedByOne - 1) / job; ++ int yStep = (data.height - 2) / job; + for (--job; job >= 0; --job) { + FELightingPaintingDataForNeon& params = parallelJobs.parameter(job); + params = neonData; + params.yStart = yStart; +- params.pixels += (yStart - 1) * (data.widthDecreasedByOne + 1) * 4; ++ params.pixels += (yStart - 1) * data.width * 4; + if (job > 0) { + params.absoluteHeight = yStep; + yStart += yStep; + } else +- params.absoluteHeight = data.heightDecreasedByOne - yStart; ++ params.absoluteHeight = (data.height - 1) - yStart; + } + parallelJobs.execute(); + return; +@@ -199,5 +201,3 @@ inline void FELighting::platformApplyNeon(const LightingData& data, const LightS + } // namespace WebCore + + #endif // CPU(ARM_NEON) && COMPILER(GCC_COMPATIBLE) +- +-#endif // FELightingNEON_h +diff --git a/Source/WebCore/platform/graphics/filters/DistantLightSource.h b/Source/WebCore/platform/graphics/filters/DistantLightSource.h +index 0660143fc1cf..2b1e86d99fa4 100644 +--- a/Source/WebCore/platform/graphics/filters/DistantLightSource.h ++++ b/Source/WebCore/platform/graphics/filters/DistantLightSource.h +@@ -25,6 +25,10 @@ + #include "LightSource.h" + #include + ++namespace WTF { ++class TextStream; ++} // namespace WTF ++ + namespace WebCore { + + class DistantLightSource : public LightSource { +diff --git a/Source/WebCore/platform/graphics/filters/FELighting.h b/Source/WebCore/platform/graphics/filters/FELighting.h +index 0c073bc13f8c..e0db00545c17 100644 +--- a/Source/WebCore/platform/graphics/filters/FELighting.h ++++ b/Source/WebCore/platform/graphics/filters/FELighting.h +@@ -35,8 +35,6 @@ + + namespace WebCore { + +-struct FELightingPaintingDataForNeon; +- + class FELighting : public FilterEffect { + public: + const Color& lightingColor() const { return m_lightingColor; } +@@ -67,11 +65,6 @@ class FELighting : public FilterEffect { + + std::unique_ptr createSoftwareApplier() const override; + +-#if CPU(ARM_NEON) && CPU(ARM_TRADITIONAL) && COMPILER(GCC_COMPATIBLE) +- static int getPowerCoefficients(float exponent); +- inline void platformApplyNeon(const LightingData&, const LightSource::PaintingData&); +-#endif +- + Color m_lightingColor; + float m_surfaceScale; + float m_diffuseConstant; +diff --git a/Source/WebCore/platform/graphics/filters/PointLightSource.h b/Source/WebCore/platform/graphics/filters/PointLightSource.h +index 5c9c7fb783e6..e53aa012ac1c 100644 +--- a/Source/WebCore/platform/graphics/filters/PointLightSource.h ++++ b/Source/WebCore/platform/graphics/filters/PointLightSource.h +@@ -26,6 +26,10 @@ + #include "LightSource.h" + #include + ++namespace WTF { ++class TextStream; ++} // namespace WTF ++ + namespace WebCore { + + class PointLightSource : public LightSource { +diff --git a/Source/WebCore/platform/graphics/filters/SpotLightSource.h b/Source/WebCore/platform/graphics/filters/SpotLightSource.h +index 04e331ec4ec0..763c8d400b00 100644 +--- a/Source/WebCore/platform/graphics/filters/SpotLightSource.h ++++ b/Source/WebCore/platform/graphics/filters/SpotLightSource.h +@@ -26,6 +26,10 @@ + #include "LightSource.h" + #include + ++namespace WTF { ++class TextStream; ++} // namespace WTF ++ + namespace WebCore { + + class SpotLightSource : public LightSource { +diff --git a/Source/WebCore/platform/graphics/filters/software/FELightingSoftwareApplier.h b/Source/WebCore/platform/graphics/filters/software/FELightingSoftwareApplier.h +index c974d92115ff..e2896660cfbd 100644 +--- a/Source/WebCore/platform/graphics/filters/software/FELightingSoftwareApplier.h ++++ b/Source/WebCore/platform/graphics/filters/software/FELightingSoftwareApplier.h +@@ -36,6 +36,7 @@ + namespace WebCore { + + class FELighting; ++struct FELightingPaintingDataForNeon; + + class FELightingSoftwareApplier final : public FilterEffectConcreteApplier { + WTF_MAKE_FAST_ALLOCATED; +@@ -132,8 +133,23 @@ class FELightingSoftwareApplier final : public FilterEffectConcreteApplier '5AA3BC334FD7E3369E7C77B291C559DBE4C9123B') # Adrián Pérez de Castro prepare() { cd webkitgtk-$pkgver + # Building for ARM fails: https://github.com/flatpak/xdg-desktop-portal/issues/952 + git apply ../0001-ARM-NEON-FELightningNEON.cpp-fails-to-build-NEON-fas.patch } build() { @@ -89,8 +92,11 @@ build() { # build too slow and is too much to package for debuginfod CFLAGS+=' -g1' CXXFLAGS+=' -g1' - - [[ $CARCH == "armv7h" ]] && CFLAGS=`echo $CFLAGS | sed -e 's/neon/vfpv3/'` && CXXFLAGS="$CFLAGS" + # Disable neon simd on armv7h devices, even with the above patch, it still fails to link (see github issue). + if [ "${arch}" == "armv7h" ]; then + CFLAGS+=' -mfpu=vfpv3-d16' + CXXFLAGS+=' -mfpu=vfpv3-d16' + fi cmake -S webkitgtk-$pkgver -B build -G Ninja \ -DPORT=GTK \ @@ -103,6 +109,7 @@ build() { -DUSE_GTK4=ON \ -DENABLE_DOCUMENTATION=ON \ -DENABLE_MINIBROWSER=ON + # ARMv7 devices dont have much memory, so you might want to add "-j 1" here: cmake --build build }