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New posts in compiler-optimization

How can I get at the cleverest optimizations that GHC makes? [closed]

Java 8: Class.getName() slows down String concatenation chain

What flags does -march=native activate with Clang?

Change default value of CMAKE_CXX_FLAGS_DEBUG and friends in CMake

Disable all optimization options in GCC

Why does using LTO increase the size of my Rust binary?

Programmatically rename functions

float to double conversion: why so many instructions?

Is it feasible for GCC to optimize isnan(x) || isnan(y) into isunordered(x, y)?

benchmarking, code reordering, volatile

Is a sign or zero extension required when adding a 32bit offset to a pointer for the x86-64 ABI?

Why doesn't clang use memory-destination x86 instructions when I compile with optimization disabled? Are they efficient?

Rewriting as a practical optimization technique in GHC: Is it really needed?

How do C compilers implement functions that return large structures?

Does the Java compiler optimize an unnecessary ternary operator?

Do C++11 compilers turn local variables into rvalues when they can during code optimization?

Why doesn't GCC and Clang do this aliasing-optimization?

Return value optimizations and side-effects

Why would the .NET JIT compiler decide to not inline or optimize away calls to empty static methods that have no side effects?

Why is compiler generating 4-byte load instead of 1-byte load where the wider load may access unmapped data?

c compiler-optimization