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</o:shapelayout></xml><![endif]--></head><body lang=EN-GB link=blue vlink=purple><div class=WordSection1><p class=MsoNormal>This will improve stack slot reuse in the LLVM optimizers, especially with C++ where it is so easy to have lots of those unnamed temporaries, with small live ranges.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>The lifetime markers are only inserted if the temporaries are big enough, using the same value than for named objects (32 bytes). In a second step, I plan to play with this value to see where we stand with respect to performances & compile time.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Could someone familiar with CodeGen have a look at this patch ?<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Cheers,<o:p></o:p></p><p class=MsoNormal><span style='mso-fareast-language:EN-GB'>--<o:p></o:p></span></p><p class=MsoNormal><span style='mso-fareast-language:EN-GB'>Arnaud A. de Grandmaison<o:p></o:p></span></p><p class=MsoNormal><o:p> </o:p></p></div></body></html>