Tim Northover 0a9b27933a GlobalISel: expand mul-with-overflow into mul-hi on AArch64. ... AArch64 has specific instructions to multiply two numbers at double the width and produce the high part of the result. These can be used to implement LLVM's mul.with.overflow instructions fairly simply. Helps with C++ operator new[]. llvm-svn: 294519		2017-02-08 21:22:15 +00:00
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llvm	GlobalISel: expand mul-with-overflow into mul-hi on AArch64.	2017-02-08 21:22:15 +00:00
llvm-c	[GVN] Initial check-in of a new global value numbering algorithm.	2016-12-22 16:03:48 +00:00