search for: sext_with_restore_x86

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2014 Jan 07
3
[LLVMdev] A question about everyone's favorite constructs: NSW and NUW
On Tue, Jan 7, 2014 at 2:24 PM, Quentin Colombet <qcolombet at apple.com>wrote: > I agree with Andy and Jim. > Actually, I have prototyped a compiler that does exactly this kind of > promotion in CodeGenPrepare. > Basically, I have updated the addressing mode matcher so that it moves a > sext that is in a way of an addressing mode (i.e., it promotes the operand > of the