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diff --git a/extra/qt5-declarative/Do-not-make-lack-of-SSE2-support-on-x86-32-fatal.patch b/extra/qt5-declarative/Do-not-make-lack-of-SSE2-support-on-x86-32-fatal.patch deleted file mode 100644 index a4ce8465..00000000 --- a/extra/qt5-declarative/Do-not-make-lack-of-SSE2-support-on-x86-32-fatal.patch +++ /dev/null @@ -1,122 +0,0 @@ -From 4950c366b12265f1ea390a6feb8dbbd0d850d206 Mon Sep 17 00:00:00 2001 -From: Guillem Jover <guillem@hadrons.org> -Date: Mon, 12 Oct 2015 01:45:37 +0200 -Subject: [PATCH v2] Do not make lack of SSE2 support on x86-32 fatal - -When an x86-32 CPU does not have SSE2 support (which is the case for -all AMD CPUs, and older Intel CPUs), fallback to use the interpreter, -otherwise use the JIT engine. - -Even then, make the lack of SSE2 support on x86-32 fatal when trying -to instantiate a JIT engine, which does require it. - -Refactor the required CPU support check into a new pair of privately -exported functions to avoid duplicating the logic, and do so in -functions instead of class members to avoid changing the class -signatures. - -Version: 5.7.x -Bug-Debian: https://bugs.debian.org/792594 ---- - src/qml/jit/qv4isel_masm.cpp | 2 ++ - src/qml/jit/qv4isel_masm_p.h | 18 ++++++++++++++++++ - src/qml/jsruntime/qv4engine.cpp | 1 + - src/qml/qml/v8/qv8engine.cpp | 7 ------- - tools/qmljs/qmljs.cpp | 7 +++---- - 5 files changed, 24 insertions(+), 11 deletions(-) - ---- a/src/qml/jit/qv4isel_masm.cpp -+++ b/src/qml/jit/qv4isel_masm.cpp -@@ -72,6 +72,8 @@ InstructionSelection<JITAssembler>::Inst - , compilationUnit(new CompilationUnit) - , qmlEngine(qmlEngine) - { -+ checkRequiredCpuSupport(); -+ - compilationUnit->codeRefs.resize(module->functions.size()); - module->unitFlags |= QV4::CompiledData::Unit::ContainsMachineCode; - } ---- a/src/qml/jit/qv4isel_masm_p.h -+++ b/src/qml/jit/qv4isel_masm_p.h -@@ -60,6 +60,7 @@ - - #include <QtCore/QHash> - #include <QtCore/QStack> -+#include <private/qsimd_p.h> - #include <config.h> - #include <wtf/Vector.h> - -@@ -72,6 +73,23 @@ QT_BEGIN_NAMESPACE - namespace QV4 { - namespace JIT { - -+Q_QML_PRIVATE_EXPORT inline bool hasRequiredCpuSupport() -+{ -+#ifdef Q_PROCESSOR_X86_32 -+ return qCpuHasFeature(SSE2); -+#else -+ return true; -+#endif -+} -+ -+Q_QML_PRIVATE_EXPORT inline void checkRequiredCpuSupport() -+{ -+#ifdef Q_PROCESSOR_X86_32 -+ if (!qCpuHasFeature(SSE2)) -+ qFatal("This program requires an X86 processor that supports SSE2 extension, at least a Pentium 4 or newer"); -+#endif -+} -+ - template <typename JITAssembler = Assembler<DefaultAssemblerTargetConfiguration>> - class Q_QML_EXPORT InstructionSelection: - protected IR::IRDecoder, ---- a/src/qml/jsruntime/qv4engine.cpp -+++ b/src/qml/jsruntime/qv4engine.cpp -@@ -159,6 +159,7 @@ - - #ifdef V4_ENABLE_JIT - static const bool forceMoth = !qEnvironmentVariableIsEmpty("QV4_FORCE_INTERPRETER") || -+ !JIT::hasRequiredCpuSupport() || - !OSAllocator::canAllocateExecutableMemory(); - if (forceMoth) { - factory = new Moth::ISelFactory; ---- a/src/qml/qml/v8/qv8engine.cpp -+++ b/src/qml/qml/v8/qv8engine.cpp -@@ -64,7 +64,6 @@ - #include <QtCore/qjsonvalue.h> - #include <QtCore/qdatetime.h> - #include <QtCore/qdatastream.h> --#include <private/qsimd_p.h> - - #include <private/qv4value_p.h> - #include <private/qv4dateobject_p.h> -@@ -129,12 +128,6 @@ QV8Engine::QV8Engine(QJSEngine* qq) - , m_xmlHttpRequestData(0) - , m_listModelData(0) - { --#ifdef Q_PROCESSOR_X86_32 -- if (!qCpuHasFeature(SSE2)) { -- qFatal("This program requires an X86 processor that supports SSE2 extension, at least a Pentium 4 or newer"); -- } --#endif -- - QML_MEMORY_SCOPE_STRING("QV8Engine::QV8Engine"); - qMetaTypeId<QJSValue>(); - qMetaTypeId<QList<int> >(); ---- a/tools/qmljs/qmljs.cpp -+++ b/tools/qmljs/qmljs.cpp -@@ -92,11 +92,10 @@ int main(int argc, char *argv[]) - enum { - use_masm, - use_moth -- } mode; -+ } mode = use_moth; - #ifdef V4_ENABLE_JIT -- mode = use_masm; --#else -- mode = use_moth; -+ if (QV4::JIT::hasRequiredCpuSupport()) -+ mode = use_masm; - #endif - - bool runAsQml = false; diff --git a/extra/qt5-declarative/PKGBUILD b/extra/qt5-declarative/PKGBUILD index e7c1c832..387fb122 100644 --- a/extra/qt5-declarative/PKGBUILD +++ b/extra/qt5-declarative/PKGBUILD @@ -1,13 +1,12 @@ -# see https://bugreports.qt.io/browse/QTBUG-35430 -# and https://lists.debian.org/debian-qt-kde/2015/10/msg00388.html -# and https://packages.debian.org/sid/qtdeclarative5-dev +# disable croaking about missing SSE2 for WASM (web assemblies) when +# instantiating a Javascript engine -source+=(Do-not-make-lack-of-SSE2-support-on-x86-32-fatal.patch) -sha256sums+=('26120747f744571f2ead15c904fcd8d60e0c94fb538c711ae6051ab02d418e0d') +source+=(qtdeclarative-everywhere-src-5.12.3-no-sse2-non-fatal.patch) +sha256sums+=('5dce1799db9c4bca10006eb4a4980ffa74d6da5b18ab02f31a5267c44338b765') eval "$( declare -f prepare | \ sed ' - /cd/a if [ "${CARCH}" != "pentium4" ]; then patch -Np1 -i ../Do-not-make-lack-of-SSE2-support-on-x86-32-fatal.patch; fi + /cd/a if [ "${CARCH}" != "pentium4" ]; then patch -Np1 -i ../qtdeclarative-everywhere-src-5.12.3-no-sse2-non-fatal.patch; fi ' )" diff --git a/extra/qt5-declarative/qtdeclarative-everywhere-src-5.12.3-no-sse2-non-fatal.patch b/extra/qt5-declarative/qtdeclarative-everywhere-src-5.12.3-no-sse2-non-fatal.patch new file mode 100644 index 00000000..7af11f4b --- /dev/null +++ b/extra/qt5-declarative/qtdeclarative-everywhere-src-5.12.3-no-sse2-non-fatal.patch @@ -0,0 +1,16 @@ +diff -rauN qtdeclarative-everywhere-src-5.12.3/src/qml/qml/v8/qv8engine.cpp qtdeclarative-everywhere-src-5.12.3-no-sse2-non-fatal-patch/src/qml/qml/v8/qv8engine.cpp +--- qtdeclarative-everywhere-src-5.12.3/src/qml/qml/v8/qv8engine.cpp 2019-04-08 11:12:26.000000000 +0200 ++++ qtdeclarative-everywhere-src-5.12.3-no-sse2-non-fatal-patch/src/qml/qml/v8/qv8engine.cpp 2019-06-12 14:48:14.189999439 +0200 +@@ -140,9 +140,9 @@ + { + #ifndef Q_OS_WASM // wasm does not have working simd QTBUG-63924 + #ifdef Q_PROCESSOR_X86_32 +- if (!qCpuHasFeature(SSE2)) { +- qFatal("This program requires an X86 processor that supports SSE2 extension, at least a Pentium 4 or newer"); +- } ++ //~ if (!qCpuHasFeature(SSE2)) { ++ //~ qFatal("This program requires an X86 processor that supports SSE2 extension, at least a Pentium 4 or newer"); ++ //~ } + #endif + #endif + |