You can build for x86 or x86_64, just open the appropriate command prompt, meson should properly detect whether you're using an x86 or an x86_64 toolchain.
Quoting Jesse Natalie (2020-11-09 07:06:31) > Have you tried using Meson on Windows, instead of cross-compiling? If you run > it from a Visual Studio command prompt, it should just work out of the box, > at least for x86. I believe you'll need to use a cross file for amd64, but > the only thing you'd need to specify is the host architecture. > > Though I guess if you're building LLVMPipe you'll need to point it to LLVM. > In my experience, adding "--cmake-prefix-path" to the Meson command line > should work well. > > -Jesse > > -----Original Message----- > From: mesa-dev <mesa-dev-boun...@lists.freedesktop.org> On Behalf Of Federico > Dossena > Sent: Saturday, November 7, 2020 4:14 AM > To: mesa-dev@lists.freedesktop.org > Subject: [EXTERNAL] [Mesa-dev] Cross-compile from Linux to Windows > > I'm sorry to bother you in the dev list but it seems to be the only one with > activity so it seems like the best place to ask. > > I maintain some Mesa builds for Windows. These are builds of libgl-gdi with > llvmpipe, for both x86 and x86_64; in other words, they're opengl32.dll files > that users can drop into their game/application to have software rendering > for OpenGL as a workaround for broken drivers or as a fallback for older > systems. > I've always used scons on Windows and msvc as a compiler to make these > builds, but now that scons is being deprecated I've been trying to use meson > and ninja to cross-compile from Linux (amd64) to Windows (both x86 and > x86_64) without much success. I can get regular Linux builds without issues > though. > > I tried reading the Mesa documentation on cross-compiling but it's very > minimal and it's partially obsolete so I thought it would be best to ask you > directly: how do I make these builds? Explain like I'm 5, basically. > > Thanks, > > Federico > > _______________________________________________ > mesa-dev mailing list > mesa-dev@lists.freedesktop.org > https://nam06.safelinks.protection.outlook.com/?url=https%3A%2F%2Flists.freedesktop.org%2Fmailman%2Flistinfo%2Fmesa-dev&data=04%7C01%7Cjenatali%40microsoft.com%7C7ed90f213a9a4204b25108d8848e0ef1%7C72f988bf86f141af91ab2d7cd011db47%7C1%7C0%7C637405092966689938%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C1000&sdata=A%2BvRfw0Y4C4NufTtNWOwo4COLOOJAw%2F3H9rttkk5jA4%3D&reserved=0 > _______________________________________________ > mesa-dev mailing list > mesa-dev@lists.freedesktop.org > https://lists.freedesktop.org/mailman/listinfo/mesa-dev
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