Category Archives: C

Find out GCC optimizations of -march -mtune etc

If you want to check what optimizations your current gcc settings give you, you need to use: echo | gcc -dM -E – -march=native You can then grep the output to check stuff like MMX, SSE or 3dNOW. To test … Continue reading

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C & C++ Links

Some interesting things to read: Linux Kernel Coding Conventions Technical Report on C++ Performance

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