Android Builders Summit 2013 #abs2013

Katsuya MATSUBARA @ktymtbr

宇宙では、重力センサーは機能しない。あたりまえか。#abs2013

はろ @hidenorly

って言うか、本気で寒すぎて（会場冷やし過ぎ）、お腹壊した(T_T) #ABS2013

はろ @hidenorly

#abs2013 Intel HAWX. kqemu to accelerate to execute IA instruction by VT and unique point of HAWX is to accelerate OpenGL ES also.

Shinsuke Kato @skato_kt

#abs2013 スライドが公開されているけど，公開されていないSessionもありますね．事前公開すごく助かる！

koba @tetsu_koba

#abs2013 "LLVMLinux: Compiling Android with LLVM"

koba @tetsu_koba

#abs2013 "Compiling complete Android system with LLVM ... however, it take a lot more time and work than anticipated"

はろ @hidenorly

#abs2013 build Android with LLVM.

koba @tetsu_koba

#abs2013 "LLVM and Clang" alternative tool chain

はろ @hidenorly

* LLVM has nice capability. ** Easy to follow code ** Build speed is faster than gcc #abs2013

はろ @hidenorly

#abs2013 ** executables, virtual machines, source code analysis tool, meta data extraction from code.

koba @tetsu_koba

#abs2013 "LLVM is already being used in a lot of domains: DSP, GPU, CPU, JIT, ... Camera, audio video CUDA, Renderscripts, ..."

koba @tetsu_koba

#abs2013 "LLVM License: 'UIUC' BSD-Style license"

koba @tetsu_koba

#abs2013 "LLVM technology can be embedded in to non-GPL software"

はろ @hidenorly

LLVM is lisenced under BSD-style licence "UIUC" #abs2013

koba @tetsu_koba

#abs2013 "Fix-it Hints: better error massage" gcc 4.8 also generate similar message. Clang drived it.

はろ @hidenorly

#abs2013 compiler of llvm let us know fix-it hints, as gcc 4.8 has similar things now.

Katsuya MATSUBARA @ktymtbr

GoogleもLLVMを使っているらしい。#abs2013

はろ @hidenorly

#abs2013 static code analysis automatically generates html5 format report.

koba @tetsu_koba

#abs2013 Static analysis "Google is using LLVM to look for common bugs in their vast libraries ..."

koba @tetsu_koba

#abs2013 "LLDB(debugger), MC Linker and LLD(linkers)"

koba @tetsu_koba

#abs2013 "Driving Change in gcc: Macro expansion, Better error reporting, Fix-it hints, Address Sanitizer"

koba @tetsu_koba

#abs2013 "LLVMLinux Automated Build Framework"

koba @tetsu_koba

#abs2013 "Buildbot: continuous integration server"

koba @tetsu_koba

#abs2013 "Challenges using Clang for cross compilation: "

koba @tetsu_koba

#abs2013 "gcc defaults to gnu89, clang to gnu99"