Practical vectorization For small pieces of code godbolt what is it Online,on the fly compilation o Annotated,colorized assembler o Supports many platforms and compilers 官M8R最 Aa·on- +shows how complers your code Shur Dee Poldes A-日5ae1oad+Ad时neg·BCppinsgts Ce+ 80-托数3 ”@-Ofast-s廿c*1703 marchsk1af 11 vec8:kernel(vocbr a,vecef ay] vecof x(e)i vecaf y[e): vfasub231ps■，y2, veeai resf-1): vaddps xyan2,Nye2,Yyz yfe4d1a2pg,m7,y。y for (int n 1:n <200;n+][ vcsf toux t'x-y'y+axi wrovaps xyne5,Nyma Vecef nevy 2'x'y.my: up5ym4,yw4,yn口 e⊥cmpmask=〔4 c nExx'na↑newy"ae的； vfsadd132p5,ymy= n8nCp。56.0mwn4wkp%(2转}pask】月 if (nevcmp !8][ 2 0sp特明7，eg F5三(cnpaask4(p三)？A:re5写 testI Nedx,%edx 24 印“甲9p有k行 14 vpcnpe9py■7，y同，yt山 af ((int)ofr =nevemp)( 7 brenk; 16/50 S.Ponce-CERN
Practical vectorization 16 / 50 S. Ponce - CERN Intro Measure Prereq Techniques Expectations For small pieces of code : godbolt what is it Online, on the fly compilation Annotated, colorized assembler Supports many platforms and compilers
Practical vectorization Vectorization Prerequisite ①Introduction Measuring vectorization 3 Vectorization Prerequisite Vectorizing techniques in C+ What to expect7 17/50 S.Ponce-CERN
Practical vectorization 17 / 50 S. Ponce - CERN Intro Measure Prereq Techniques Expectations Vectorization Prerequisite 1 Introduction 2 Measuring vectorization 3 Vectorization Prerequisite 4 Vectorizing techniques in C++ 5 What to expect ?