search for: win64workaround

...-- Best Regards Peter Shugalev _______________________________________________ LLVM Developers mailing list LLVMdev at cs.uiuc.edu http://llvm.cs.uiuc.edu http://lists.cs.uiuc.edu/mailman/listinfo/llvmdev -------------- next part -------------- A non-text attachment was scrubbed... Name: Win64workaround.patch Type: application/octet-stream Size: 899 bytes Desc: not available URL: <http://lists.llvm.org/pipermail/llvm-dev/attachments/20090731/840878f1/attachment.obj>

Hello! I've just tried generating Win64 code and the result is not that good. First of all, XMM registers are saved without reason to do so. Not only this slows the performance but leads to random crashes too. XMMs are stored to the stack with MOVAPS instruction which requires 16-byte alignment which is not always the case. lli.exe (built in debug mode) randomly crashes on some simple