[RFC,2/2] mesa: add support for rusticl

diff --git a/meta/recipes-graphics/mesa/files/0001-rusticl-meson.build-workaround-for-rusticl-build.patch b/meta/recipes-graphics/mesa/files/0001-rusticl-meson.build-workaround-for-rusticl-build.patch
new file mode 100644
index 0000000000..9c953f961d
--- /dev/null
+++ b/meta/recipes-graphics/mesa/files/0001-rusticl-meson.build-workaround-for-rusticl-build.patch
@@ -0,0 +1,27 @@ 
+From b34ee4014ee9e3466ebafbd53745d9f9a13379da Mon Sep 17 00:00:00 2001
+From: Markus Volk <f_l_k@t-online.de>
+Date: Thu, 11 Jul 2024 22:52:16 +0200
+Subject: [PATCH] rusticl/meson.build: workaround for rusticl build
+
+Signed-off-by: Markus Volk <f_l_k@t-online.de>
+
+Upstream-Status: Inappropriate [oe-specific]
+---
+ src/gallium/frontends/rusticl/meson.build | 1 +
+ 1 file changed, 1 insertion(+)
+
+diff --git a/src/gallium/frontends/rusticl/meson.build b/src/gallium/frontends/rusticl/meson.build
+index eef09d8f01e..efac4cab964 100644
+--- a/src/gallium/frontends/rusticl/meson.build
++++ b/src/gallium/frontends/rusticl/meson.build
+@@ -211,6 +211,7 @@ rusticl_llvm_bindings_rs = rust.bindgen(
+   c_args : [
+     rusticl_bindgen_c_args,
+     pre_args,
++   '-I@include@', '-I@include_cpp@', '-I@include_cpp_target_sys@'
+   ],
+   dependencies : [
+     dep_clang,
+-- 
+2.45.2
+
diff --git a/meta/recipes-graphics/mesa/files/93e96da9458c9d0348f2390dc0bea67cf140b1a0.patch b/meta/recipes-graphics/mesa/files/93e96da9458c9d0348f2390dc0bea67cf140b1a0.patch
new file mode 100644
index 0000000000..a676edf711
--- /dev/null
+++ b/meta/recipes-graphics/mesa/files/93e96da9458c9d0348f2390dc0bea67cf140b1a0.patch
@@ -0,0 +1,45 @@ 
+From 93e96da9458c9d0348f2390dc0bea67cf140b1a0 Mon Sep 17 00:00:00 2001
+From: Karol Herbst <kherbst@redhat.com>
+Date: Sun, 18 Aug 2024 00:08:50 +0200
+Subject: [PATCH] rusticl: do not use CL vector types in bindings and code
+
+Bindgen seems to miscompile them and I kinda thought I've done this
+already in the past, but apparently not.
+
+Closes: https://gitlab.freedesktop.org/mesa/mesa/-/issues/11722
+Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/30710>
+
+Upstream-Status: Backport [https://gitlab.freedesktop.org/mesa/mesa/-/commit/93e96da9458c9d0348f2390dc0bea67cf140b1a0]
+---
+ src/gallium/frontends/rusticl/api/device.rs | 2 +-
+ src/gallium/frontends/rusticl/meson.build   | 1 +
+ 2 files changed, 2 insertions(+), 1 deletion(-)
+
+diff --git a/src/gallium/frontends/rusticl/api/device.rs b/src/gallium/frontends/rusticl/api/device.rs
+index 9793092db5ad4..c1cb7902e0371 100644
+--- a/src/gallium/frontends/rusticl/api/device.rs
++++ b/src/gallium/frontends/rusticl/api/device.rs
+@@ -196,7 +196,7 @@ impl CLInfo<cl_device_info> for cl_device_id {
+             // TODO proper retrival from devices
+             CL_DEVICE_MEM_BASE_ADDR_ALIGN => cl_prop::<cl_uint>(0x1000),
+             CL_DEVICE_MIN_DATA_TYPE_ALIGN_SIZE => {
+-                cl_prop::<cl_uint>(size_of::<cl_ulong16>() as cl_uint)
++                cl_prop::<cl_uint>(16 * size_of::<cl_ulong>() as cl_uint)
+             }
+             CL_DEVICE_NAME => cl_prop::<&str>(&dev.screen().name()),
+             CL_DEVICE_NATIVE_VECTOR_WIDTH_CHAR => cl_prop::<cl_uint>(1),
+diff --git a/src/gallium/frontends/rusticl/meson.build b/src/gallium/frontends/rusticl/meson.build
+index 612e47bfe88e1..1fe75a611444d 100644
+--- a/src/gallium/frontends/rusticl/meson.build
++++ b/src/gallium/frontends/rusticl/meson.build
+@@ -146,6 +146,7 @@ rusticl_opencl_bindings_rs = rust.bindgen(
+     '--raw-line', 'unsafe impl std::marker::Send for _cl_image_desc {}',
+     '--raw-line', 'unsafe impl std::marker::Sync for _cl_image_desc {}',
+     '--allowlist-type', 'cl_.*',
++    '--blocklist-type', '(__)?cl_.*[2348(16)]',
+     '--allowlist-type', 'cl.*_fn',
+     '--allowlist-var', 'CL_.*',
+     # needed for gl_sharing extension
+-- 
+GitLab
+
diff --git a/meta/recipes-graphics/mesa/mesa.inc b/meta/recipes-graphics/mesa/mesa.inc
index 49a3f58b83..ea2010d79b 100644
--- a/meta/recipes-graphics/mesa/mesa.inc
+++ b/meta/recipes-graphics/mesa/mesa.inc
@@ -18,6 +18,8 @@  PE = "2"
 SRC_URI = "https://mesa.freedesktop.org/archive/mesa-${PV}.tar.xz \
            file://0001-meson-misdetects-64bit-atomics-on-mips-clang.patch \
            file://0001-freedreno-don-t-encode-build-path-into-binaries.patch\
+           file://0001-rusticl-meson.build-workaround-for-rusticl-build.patch \
+           file://93e96da9458c9d0348f2390dc0bea67cf140b1a0.patch \
 "
 
 SRC_URI[sha256sum] = "c02bb72cea290f78b11895a0c95c7c92394f180d7ff66d4a762ec6950a58addf"
@@ -35,7 +37,7 @@  do_install:append() {
 }
 
 DEPENDS = "expat makedepend-native flex-native bison-native libxml2-native zlib chrpath-replacement-native python3-mako-native gettext-native python3-pyyaml-native"
-DEPENDS:append:class-target = " ${@bb.utils.contains('PACKAGECONFIG', 'opencl', 'mesa-native', '', d)}"
+DEPENDS:append:class-target = " ${@bb.utils.contains_any('PACKAGECONFIG', 'opencl-rusticl opencl-clover', ' mesa-native gcc-runtime', '', d)}"
 EXTRANATIVEPATH += "chrpath-native"
 PROVIDES = " \
     ${@bb.utils.contains('PACKAGECONFIG', 'opengl', 'virtual/libgl', '', d)} \
@@ -46,7 +48,7 @@  PROVIDES = " \
     virtual/mesa \
     "
 
-inherit meson pkgconfig python3native gettext features_check
+inherit rust meson pkgconfig python3native gettext features_check
 
 BBCLASSEXTEND = "native nativesdk"
 
@@ -73,8 +75,14 @@  EXTRA_OEMESON = " \
     -Dplatforms='${@",".join("${PLATFORMS}".split())}' \
 "
 
-EXTRA_OEMESON:append:class-target:x86-64 = " ${@bb.utils.contains('PACKAGECONFIG', 'opencl', '-Dintel-clc=system', '', d)}"
-EXTRA_OEMESON:append:class-native:x86-64 = " ${@bb.utils.contains('PACKAGECONFIG', 'opencl', '-Dintel-clc=enabled -Dinstall-intel-clc=true', '', d)}"
+EXTRA_OEMESON:append:class-target:x86-64 = " ${@bb.utils.contains_any('PACKAGECONFIG', 'opencl-rusticl opencl-clover', '-Dintel-clc=system', '', d)}"
+EXTRA_OEMESON:append:class-native:x86-64 = " ${@bb.utils.contains_any('PACKAGECONFIG', 'opencl-rusticl opencl-clover', '-Dintel-clc=enabled -Dinstall-intel-clc=true -Dgallium-rusticl=false', '', d)}"
+
+do_configure:prepend() {
+	sed -i "s|@include@|${STAGING_INCDIR}|" ${S}/src/gallium/frontends/rusticl/meson.build
+	sed -i "s|@include_cpp@|${STAGING_INCDIR}\/c++\/14.2.0|" ${S}/src/gallium/frontends/rusticl/meson.build
+	sed -i "s|@include_cpp_target_sys@|${STAGING_INCDIR}\/c++\/14.2.0\/${TARGET_SYS}|" ${S}/src/gallium/frontends/rusticl/meson.build
+}
 
 def strip_comma(s):
     return s.strip(',')
@@ -104,10 +112,10 @@  PACKAGECONFIG[dri3] = "-Ddri3=enabled, -Ddri3=disabled, xorgproto libxshmfence"
 # Vulkan drivers need dri3 enabled
 # amd could be enabled as well but requires gallium-llvm with llvm >= 3.9
 VULKAN_DRIVERS = ""
-VULKAN_DRIVERS:append:x86 = "${@bb.utils.contains('PACKAGECONFIG', ',opencl', ',intel', '', d)},amd"
-VULKAN_DRIVERS:append:x86-64 = "${@bb.utils.contains('PACKAGECONFIG', 'opencl', ',intel', '', d)},amd"
+VULKAN_DRIVERS:append:x86 = "${@bb.utils.contains_any('PACKAGECONFIG', 'opencl-rusticl opencl-clover', ',intel', '', d)},amd"
+VULKAN_DRIVERS:append:x86-64 = "${@bb.utils.contains_any('PACKAGECONFIG', 'opencl-rusticl opencl-clover', ',intel', '', d)},amd"
 # i686 is a 32 bit override for mesa-native
-VULKAN_DRIVERS:append:i686 = "${@bb.utils.contains('PACKAGECONFIG', 'opencl', ',intel', '', d)},amd"
+VULKAN_DRIVERS:append:i686 = "${@bb.utils.contains_any('PACKAGECONFIG', 'opencl-rusticl opencl-clover', ',intel', '', d)},amd"
 VULKAN_DRIVERS:append ="${@bb.utils.contains('PACKAGECONFIG', 'freedreno', ',freedreno', '', d)}"
 VULKAN_DRIVERS:append ="${@bb.utils.contains('PACKAGECONFIG', 'broadcom', ',broadcom', '', d)}"
 VULKAN_DRIVERS:append ="${@bb.utils.contains('PACKAGECONFIG', 'gallium-llvm', ',swrast', '', d)}"
@@ -141,8 +149,10 @@  PACKAGECONFIG[gles] = "-Dgles1=enabled -Dgles2=enabled, -Dgles1=disabled -Dgles2
 # "egl" requires "opengl"
 PACKAGECONFIG[egl] = "-Degl=enabled, -Degl=disabled"
 
-# "opencl" requires libclc from meta-clang
-PACKAGECONFIG[opencl] = "-Dgallium-opencl=icd -Dopencl-spirv=true,-Dgallium-opencl=disabled -Dopencl-spirv=false,libclc spirv-tools python3-ply-native"
+# "opencl-clover" requires libclc from meta-clang
+PACKAGECONFIG[opencl-clover] = "-Dgallium-opencl=icd -Dopencl-spirv=true,-Dgallium-opencl=disabled -Dopencl-spirv=false,libclc spirv-tools python3-ply-native"
+# "opencl-rusticl" requires libclc, bindgen-cli and clang from meta-clang
+PACKAGECONFIG[opencl-rusticl] = "-Dgallium-rusticl=true,-Dgallium-rusticl=false,libclc bindgen-cli-native python3-ply-native clang"
 
 PACKAGECONFIG[broadcom] = ""
 PACKAGECONFIG[etnaviv] = ",,python3-pycparser-native"
@@ -164,7 +174,7 @@  GALLIUMDRIVERS:append ="${@bb.utils.contains('PACKAGECONFIG', 'kmsro', ',kmsro',
 GALLIUMDRIVERS:append ="${@bb.utils.contains('PACKAGECONFIG', 'vc4', ',vc4', '', d)}"
 GALLIUMDRIVERS:append ="${@bb.utils.contains('PACKAGECONFIG', 'v3d', ',v3d', '', d)}"
 GALLIUMDRIVERS:append ="${@bb.utils.contains('PACKAGECONFIG', 'zink', ',zink', '', d)}"
-GALLIUMDRIVERS:append ="${@bb.utils.contains('PACKAGECONFIG', 'opencl', ',iris', '', d)}"
+GALLIUMDRIVERS:append ="${@bb.utils.contains_any('PACKAGECONFIG', 'opencl-rusticl opencl-clover', ',iris', '', d)}"
 
 # radeonsi requires LLVM
 GALLIUMDRIVERS_RADEONSI = "${@bb.utils.contains('PACKAGECONFIG', 'r600', ',radeonsi', '', d)}"
@@ -239,6 +249,7 @@  PACKAGES =+ "libegl-mesa libegl-mesa-dev \
              libgles2-mesa libgles2-mesa-dev \
              libgles3-mesa libgles3-mesa-dev \
              libopencl-mesa libopencl-mesa-dev \
+             libopencl-rusticl libopencl-rusticl-dev \
              libxatracker libxatracker-dev \
              mesa-megadriver mesa-vulkan-drivers \
              mesa-vdpau-drivers mesa-gallium-drivers mesa-tools \
@@ -333,6 +344,7 @@  FILES:libgles2-mesa = "${libdir}/libGLESv2.so.*"
 FILES:libgl-mesa = "${libdir}/libGL.so.*"
 FILES:libglx-mesa = "${libdir}/libGLX*.so.*"
 FILES:libopencl-mesa = "${libdir}/libMesaOpenCL.so.* ${libdir}/gallium-pipe/*.so ${sysconfdir}/OpenCL/vendors/mesa.icd"
+FILES:libopencl-rusticl = "${libdir}/libRusticlOpenCL.so.* ${sysconfdir}/OpenCL/vendors/rusticl.icd"
 FILES:libglapi = "${libdir}/libglapi.so.*"
 FILES:libosmesa = "${libdir}/libOSMesa.so.*"
 FILES:libxatracker = "${libdir}/libxatracker.so.*"
@@ -347,6 +359,7 @@  FILES:libgles1-mesa-dev = "${libdir}/libGLESv1*.* ${includedir}/GLES ${libdir}/p
 FILES:libgles2-mesa-dev = "${libdir}/libGLESv2.* ${includedir}/GLES2 ${libdir}/pkgconfig/glesv2.pc"
 FILES:libgles3-mesa-dev = "${includedir}/GLES3"
 FILES:libopencl-mesa-dev = "${libdir}/libMesaOpenCL.so"
+FILES:libopencl-rusticl-dev = "${libdir}/libRusticlOpenCL.so"
 FILES:libosmesa-dev = "${libdir}/libOSMesa.* ${includedir}/GL/osmesa.h ${libdir}/pkgconfig/osmesa.pc"
 FILES:libxatracker-dev = "${libdir}/libxatracker.so ${libdir}/libxatracker.la \
                           ${includedir}/xa_tracker.h ${includedir}/xa_composite.h ${includedir}/xa_context.h \